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#include <openssl/core.h>
#include <openssl/buffer.h>
#include "internal/asn1.h"
#include "prov/bio.h"
#include "endecoder_local.h"
OSSL_FUNC_keymgmt_new_fn *
ossl_prov_get_keymgmt_new(const OSSL_DISPATCH *fns)
{
for (; fns->function_id != 0; fns++)
if (fns->function_id == OSSL_FUNC_KEYMGMT_NEW)
return OSSL_FUNC_keymgmt_new(fns);
return NULL;
}
OSSL_FUNC_keymgmt_free_fn *
ossl_prov_get_keymgmt_free(const OSSL_DISPATCH *fns)
{
for (; fns->function_id != 0; fns++)
if (fns->function_id == OSSL_FUNC_KEYMGMT_FREE)
return OSSL_FUNC_keymgmt_free(fns);
return NULL;
}
OSSL_FUNC_keymgmt_import_fn *
ossl_prov_get_keymgmt_import(const OSSL_DISPATCH *fns)
{
for (; fns->function_id != 0; fns++)
if (fns->function_id == OSSL_FUNC_KEYMGMT_IMPORT)
return OSSL_FUNC_keymgmt_import(fns);
return NULL;
}
OSSL_FUNC_keymgmt_export_fn *
ossl_prov_get_keymgmt_export(const OSSL_DISPATCH *fns)
{
for (; fns->function_id != 0; fns++)
if (fns->function_id == OSSL_FUNC_KEYMGMT_EXPORT)
return OSSL_FUNC_keymgmt_export(fns);
return NULL;
}
void *ossl_prov_import_key(const OSSL_DISPATCH *fns, void *provctx,
int selection, const OSSL_PARAM params[])
{
OSSL_FUNC_keymgmt_new_fn *kmgmt_new = ossl_prov_get_keymgmt_new(fns);
OSSL_FUNC_keymgmt_free_fn *kmgmt_free = ossl_prov_get_keymgmt_free(fns);
OSSL_FUNC_keymgmt_import_fn *kmgmt_import =
ossl_prov_get_keymgmt_import(fns);
void *key = NULL;
if (kmgmt_new != NULL && kmgmt_import != NULL && kmgmt_free != NULL) {
if ((key = kmgmt_new(provctx)) == NULL
|| !kmgmt_import(key, selection, params)) {
kmgmt_free(key);
key = NULL;
}
}
return key;
}
void ossl_prov_free_key(const OSSL_DISPATCH *fns, void *key)
{
OSSL_FUNC_keymgmt_free_fn *kmgmt_free = ossl_prov_get_keymgmt_free(fns);
if (kmgmt_free != NULL)
kmgmt_free(key);
}
int ossl_read_der(PROV_CTX *provctx, OSSL_CORE_BIO *cin, unsigned char **data,
long *len)
{
BUF_MEM *mem = NULL;
BIO *in = ossl_bio_new_from_core_bio(provctx, cin);
int ok;
if (in == NULL)
return 0;
ok = (asn1_d2i_read_bio(in, &mem) >= 0);
if (ok) {
*data = (unsigned char *)mem->data;
*len = (long)mem->length;
OPENSSL_free(mem);
}
BIO_free(in);
return ok;
}
| encode_decode | openssl/providers/implementations/encode_decode/endecoder_common.c | openssl |
#include "internal/deprecated.h"
#include <string.h>
#include <openssl/core_dispatch.h>
#include <openssl/core_names.h>
#include <openssl/core_object.h>
#include <openssl/crypto.h>
#include <openssl/params.h>
#include <openssl/pem.h>
#include <openssl/x509.h>
#include <openssl/err.h>
#include "internal/passphrase.h"
#include "crypto/pem.h"
#include "crypto/rsa.h"
#include "prov/bio.h"
#include "prov/implementations.h"
#include "endecoder_local.h"
struct msblob2key_ctx_st;
typedef void *b2i_of_void_fn(const unsigned char **in, unsigned int bitlen,
int ispub);
typedef void adjust_key_fn(void *, struct msblob2key_ctx_st *ctx);
typedef void free_key_fn(void *);
struct keytype_desc_st {
int type;
const char *name;
const OSSL_DISPATCH *fns;
b2i_of_void_fn *read_private_key;
b2i_of_void_fn *read_public_key;
adjust_key_fn *adjust_key;
free_key_fn *free_key;
};
static OSSL_FUNC_decoder_freectx_fn msblob2key_freectx;
static OSSL_FUNC_decoder_decode_fn msblob2key_decode;
static OSSL_FUNC_decoder_export_object_fn msblob2key_export_object;
struct msblob2key_ctx_st {
PROV_CTX *provctx;
const struct keytype_desc_st *desc;
int selection;
};
static struct msblob2key_ctx_st *
msblob2key_newctx(void *provctx, const struct keytype_desc_st *desc)
{
struct msblob2key_ctx_st *ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL) {
ctx->provctx = provctx;
ctx->desc = desc;
}
return ctx;
}
static void msblob2key_freectx(void *vctx)
{
struct msblob2key_ctx_st *ctx = vctx;
OPENSSL_free(ctx);
}
static int msblob2key_does_selection(void *provctx, int selection)
{
if (selection == 0)
return 1;
if ((selection & (OSSL_KEYMGMT_SELECT_PRIVATE_KEY
| OSSL_KEYMGMT_SELECT_PUBLIC_KEY)) != 0)
return 1;
return 0;
}
static int msblob2key_decode(void *vctx, OSSL_CORE_BIO *cin, int selection,
OSSL_CALLBACK *data_cb, void *data_cbarg,
OSSL_PASSPHRASE_CALLBACK *pw_cb, void *pw_cbarg)
{
struct msblob2key_ctx_st *ctx = vctx;
BIO *in = ossl_bio_new_from_core_bio(ctx->provctx, cin);
const unsigned char *p;
unsigned char hdr_buf[16], *buf = NULL;
unsigned int bitlen, magic, length;
int isdss = -1;
int ispub = -1;
void *key = NULL;
int ok = 0;
if (in == NULL)
return 0;
if (BIO_read(in, hdr_buf, 16) != 16) {
ERR_raise(ERR_LIB_PEM, PEM_R_KEYBLOB_TOO_SHORT);
goto next;
}
ERR_set_mark();
p = hdr_buf;
ok = ossl_do_blob_header(&p, 16, &magic, &bitlen, &isdss, &ispub) > 0;
ERR_pop_to_mark();
if (!ok)
goto next;
ctx->selection = selection;
ok = 0;
if ((isdss && ctx->desc->type != EVP_PKEY_DSA)
|| (!isdss && ctx->desc->type != EVP_PKEY_RSA))
goto next;
length = ossl_blob_length(bitlen, isdss, ispub);
if (length > BLOB_MAX_LENGTH) {
ERR_raise(ERR_LIB_PEM, PEM_R_HEADER_TOO_LONG);
goto next;
}
buf = OPENSSL_malloc(length);
if (buf == NULL)
goto end;
p = buf;
if (BIO_read(in, buf, length) != (int)length) {
ERR_raise(ERR_LIB_PEM, PEM_R_KEYBLOB_TOO_SHORT);
goto next;
}
if ((selection == 0
|| (selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
&& !ispub
&& ctx->desc->read_private_key != NULL) {
struct ossl_passphrase_data_st pwdata;
memset(&pwdata, 0, sizeof(pwdata));
if (!ossl_pw_set_ossl_passphrase_cb(&pwdata, pw_cb, pw_cbarg))
goto end;
p = buf;
key = ctx->desc->read_private_key(&p, bitlen, ispub);
if (selection != 0 && key == NULL)
goto next;
}
if (key == NULL && (selection == 0
|| (selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0)
&& ispub
&& ctx->desc->read_public_key != NULL) {
p = buf;
key = ctx->desc->read_public_key(&p, bitlen, ispub);
if (selection != 0 && key == NULL)
goto next;
}
if (key != NULL && ctx->desc->adjust_key != NULL)
ctx->desc->adjust_key(key, ctx);
next:
ok = 1;
OPENSSL_free(buf);
BIO_free(in);
buf = NULL;
in = NULL;
if (key != NULL) {
OSSL_PARAM params[4];
int object_type = OSSL_OBJECT_PKEY;
params[0] =
OSSL_PARAM_construct_int(OSSL_OBJECT_PARAM_TYPE, &object_type);
params[1] =
OSSL_PARAM_construct_utf8_string(OSSL_OBJECT_PARAM_DATA_TYPE,
(char *)ctx->desc->name, 0);
params[2] =
OSSL_PARAM_construct_octet_string(OSSL_OBJECT_PARAM_REFERENCE,
&key, sizeof(key));
params[3] = OSSL_PARAM_construct_end();
ok = data_cb(params, data_cbarg);
}
end:
BIO_free(in);
OPENSSL_free(buf);
ctx->desc->free_key(key);
return ok;
}
static int
msblob2key_export_object(void *vctx,
const void *reference, size_t reference_sz,
OSSL_CALLBACK *export_cb, void *export_cbarg)
{
struct msblob2key_ctx_st *ctx = vctx;
OSSL_FUNC_keymgmt_export_fn *export =
ossl_prov_get_keymgmt_export(ctx->desc->fns);
void *keydata;
if (reference_sz == sizeof(keydata) && export != NULL) {
int selection = ctx->selection;
if (selection == 0)
selection = OSSL_KEYMGMT_SELECT_ALL;
keydata = *(void **)reference;
return export(keydata, selection, export_cb, export_cbarg);
}
return 0;
}
#define dsa_decode_private_key (b2i_of_void_fn *)ossl_b2i_DSA_after_header
#define dsa_decode_public_key (b2i_of_void_fn *)ossl_b2i_DSA_after_header
#define dsa_adjust NULL
#define dsa_free (void (*)(void *))DSA_free
#define rsa_decode_private_key (b2i_of_void_fn *)ossl_b2i_RSA_after_header
#define rsa_decode_public_key (b2i_of_void_fn *)ossl_b2i_RSA_after_header
static void rsa_adjust(void *key, struct msblob2key_ctx_st *ctx)
{
ossl_rsa_set0_libctx(key, PROV_LIBCTX_OF(ctx->provctx));
}
#define rsa_free (void (*)(void *))RSA_free
#define IMPLEMENT_MSBLOB(KEYTYPE, keytype) \
static const struct keytype_desc_st mstype##2##keytype##_desc = { \
EVP_PKEY_##KEYTYPE, #KEYTYPE, \
ossl_##keytype##_keymgmt_functions, \
keytype##_decode_private_key, \
keytype##_decode_public_key, \
keytype##_adjust, \
keytype##_free \
}; \
static OSSL_FUNC_decoder_newctx_fn msblob2##keytype##_newctx; \
static void *msblob2##keytype##_newctx(void *provctx) \
{ \
return msblob2key_newctx(provctx, &mstype##2##keytype##_desc); \
} \
const OSSL_DISPATCH \
ossl_msblob_to_##keytype##_decoder_functions[] = { \
{ OSSL_FUNC_DECODER_NEWCTX, \
(void (*)(void))msblob2##keytype##_newctx }, \
{ OSSL_FUNC_DECODER_FREECTX, \
(void (*)(void))msblob2key_freectx }, \
{ OSSL_FUNC_DECODER_DOES_SELECTION, \
(void (*)(void))msblob2key_does_selection }, \
{ OSSL_FUNC_DECODER_DECODE, \
(void (*)(void))msblob2key_decode }, \
{ OSSL_FUNC_DECODER_EXPORT_OBJECT, \
(void (*)(void))msblob2key_export_object }, \
OSSL_DISPATCH_END \
}
#ifndef OPENSSL_NO_DSA
IMPLEMENT_MSBLOB(DSA, dsa);
#endif
IMPLEMENT_MSBLOB(RSA, rsa);
| encode_decode | openssl/providers/implementations/encode_decode/decode_msblob2key.c | openssl |
#include "internal/deprecated.h"
#include <string.h>
#include <openssl/core_dispatch.h>
#include <openssl/core_names.h>
#include <openssl/core_object.h>
#include <openssl/crypto.h>
#include <openssl/params.h>
#include <openssl/err.h>
#include <openssl/pem.h>
#include <openssl/x509.h>
#include "internal/passphrase.h"
#include "internal/sizes.h"
#include "crypto/pem.h"
#include "crypto/rsa.h"
#include "prov/bio.h"
#include "prov/implementations.h"
#include "endecoder_local.h"
struct pvk2key_ctx_st;
typedef int check_key_fn(void *, struct pvk2key_ctx_st *ctx);
typedef void adjust_key_fn(void *, struct pvk2key_ctx_st *ctx);
typedef void *b2i_PVK_of_bio_pw_fn(BIO *in, pem_password_cb *cb, void *u,
OSSL_LIB_CTX *libctx, const char *propq);
typedef void free_key_fn(void *);
struct keytype_desc_st {
int type;
const char *name;
const OSSL_DISPATCH *fns;
b2i_PVK_of_bio_pw_fn *read_private_key;
adjust_key_fn *adjust_key;
free_key_fn *free_key;
};
static OSSL_FUNC_decoder_freectx_fn pvk2key_freectx;
static OSSL_FUNC_decoder_decode_fn pvk2key_decode;
static OSSL_FUNC_decoder_export_object_fn pvk2key_export_object;
static OSSL_FUNC_decoder_settable_ctx_params_fn pvk2key_settable_ctx_params;
static OSSL_FUNC_decoder_set_ctx_params_fn pvk2key_set_ctx_params;
struct pvk2key_ctx_st {
PROV_CTX *provctx;
char propq[OSSL_MAX_PROPQUERY_SIZE];
const struct keytype_desc_st *desc;
int selection;
};
static struct pvk2key_ctx_st *
pvk2key_newctx(void *provctx, const struct keytype_desc_st *desc)
{
struct pvk2key_ctx_st *ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL) {
ctx->provctx = provctx;
ctx->desc = desc;
}
return ctx;
}
static void pvk2key_freectx(void *vctx)
{
struct pvk2key_ctx_st *ctx = vctx;
OPENSSL_free(ctx);
}
static const OSSL_PARAM *pvk2key_settable_ctx_params(ossl_unused void *provctx)
{
static const OSSL_PARAM settables[] = {
OSSL_PARAM_utf8_string(OSSL_DECODER_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_END,
};
return settables;
}
static int pvk2key_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
struct pvk2key_ctx_st *ctx = vctx;
const OSSL_PARAM *p;
char *str = ctx->propq;
p = OSSL_PARAM_locate_const(params, OSSL_DECODER_PARAM_PROPERTIES);
if (p != NULL && !OSSL_PARAM_get_utf8_string(p, &str, sizeof(ctx->propq)))
return 0;
return 1;
}
static int pvk2key_does_selection(void *provctx, int selection)
{
if (selection == 0)
return 1;
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
return 1;
return 0;
}
static int pvk2key_decode(void *vctx, OSSL_CORE_BIO *cin, int selection,
OSSL_CALLBACK *data_cb, void *data_cbarg,
OSSL_PASSPHRASE_CALLBACK *pw_cb, void *pw_cbarg)
{
struct pvk2key_ctx_st *ctx = vctx;
BIO *in = ossl_bio_new_from_core_bio(ctx->provctx, cin);
void *key = NULL;
int ok = 0;
if (in == NULL)
return 0;
ctx->selection = selection;
if ((selection == 0
|| (selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
&& ctx->desc->read_private_key != NULL) {
struct ossl_passphrase_data_st pwdata;
int err, lib, reason;
memset(&pwdata, 0, sizeof(pwdata));
if (!ossl_pw_set_ossl_passphrase_cb(&pwdata, pw_cb, pw_cbarg))
goto end;
key = ctx->desc->read_private_key(in, ossl_pw_pvk_password, &pwdata,
PROV_LIBCTX_OF(ctx->provctx),
ctx->propq);
err = ERR_peek_last_error();
lib = ERR_GET_LIB(err);
reason = ERR_GET_REASON(err);
if (lib == ERR_LIB_PEM
&& (reason == PEM_R_BAD_PASSWORD_READ
|| reason == PEM_R_BAD_DECRYPT)) {
ERR_clear_last_mark();
goto end;
}
if (selection != 0 && key == NULL)
goto next;
}
if (key != NULL && ctx->desc->adjust_key != NULL)
ctx->desc->adjust_key(key, ctx);
next:
ok = 1;
BIO_free(in);
in = NULL;
if (key != NULL) {
OSSL_PARAM params[4];
int object_type = OSSL_OBJECT_PKEY;
params[0] =
OSSL_PARAM_construct_int(OSSL_OBJECT_PARAM_TYPE, &object_type);
params[1] =
OSSL_PARAM_construct_utf8_string(OSSL_OBJECT_PARAM_DATA_TYPE,
(char *)ctx->desc->name, 0);
params[2] =
OSSL_PARAM_construct_octet_string(OSSL_OBJECT_PARAM_REFERENCE,
&key, sizeof(key));
params[3] = OSSL_PARAM_construct_end();
ok = data_cb(params, data_cbarg);
}
end:
BIO_free(in);
ctx->desc->free_key(key);
return ok;
}
static int pvk2key_export_object(void *vctx,
const void *reference, size_t reference_sz,
OSSL_CALLBACK *export_cb, void *export_cbarg)
{
struct pvk2key_ctx_st *ctx = vctx;
OSSL_FUNC_keymgmt_export_fn *export =
ossl_prov_get_keymgmt_export(ctx->desc->fns);
void *keydata;
if (reference_sz == sizeof(keydata) && export != NULL) {
int selection = ctx->selection;
if (selection == 0)
selection = OSSL_KEYMGMT_SELECT_ALL;
keydata = *(void **)reference;
return export(keydata, selection, export_cb, export_cbarg);
}
return 0;
}
#define dsa_private_key_bio (b2i_PVK_of_bio_pw_fn *)b2i_DSA_PVK_bio_ex
#define dsa_adjust NULL
#define dsa_free (void (*)(void *))DSA_free
#define rsa_private_key_bio (b2i_PVK_of_bio_pw_fn *)b2i_RSA_PVK_bio_ex
static void rsa_adjust(void *key, struct pvk2key_ctx_st *ctx)
{
ossl_rsa_set0_libctx(key, PROV_LIBCTX_OF(ctx->provctx));
}
#define rsa_free (void (*)(void *))RSA_free
#define IMPLEMENT_MS(KEYTYPE, keytype) \
static const struct keytype_desc_st \
pvk2##keytype##_desc = { \
EVP_PKEY_##KEYTYPE, #KEYTYPE, \
ossl_##keytype##_keymgmt_functions, \
keytype##_private_key_bio, \
keytype##_adjust, \
keytype##_free \
}; \
static OSSL_FUNC_decoder_newctx_fn pvk2##keytype##_newctx; \
static void *pvk2##keytype##_newctx(void *provctx) \
{ \
return pvk2key_newctx(provctx, &pvk2##keytype##_desc); \
} \
const OSSL_DISPATCH \
ossl_##pvk_to_##keytype##_decoder_functions[] = { \
{ OSSL_FUNC_DECODER_NEWCTX, \
(void (*)(void))pvk2##keytype##_newctx }, \
{ OSSL_FUNC_DECODER_FREECTX, \
(void (*)(void))pvk2key_freectx }, \
{ OSSL_FUNC_DECODER_DOES_SELECTION, \
(void (*)(void))pvk2key_does_selection }, \
{ OSSL_FUNC_DECODER_DECODE, \
(void (*)(void))pvk2key_decode }, \
{ OSSL_FUNC_DECODER_EXPORT_OBJECT, \
(void (*)(void))pvk2key_export_object }, \
{ OSSL_FUNC_DECODER_SETTABLE_CTX_PARAMS, \
(void (*)(void))pvk2key_settable_ctx_params }, \
{ OSSL_FUNC_DECODER_SET_CTX_PARAMS, \
(void (*)(void))pvk2key_set_ctx_params }, \
OSSL_DISPATCH_END \
}
#ifndef OPENSSL_NO_DSA
IMPLEMENT_MS(DSA, dsa);
#endif
IMPLEMENT_MS(RSA, rsa);
| encode_decode | openssl/providers/implementations/encode_decode/decode_pvk2key.c | openssl |
#include "internal/deprecated.h"
#include <ctype.h>
#include <openssl/core.h>
#include <openssl/core_dispatch.h>
#include <openssl/core_names.h>
#include <openssl/bn.h>
#include <openssl/err.h>
#include <openssl/safestack.h>
#include <openssl/proverr.h>
#include "internal/ffc.h"
#include "crypto/bn.h"
#include "crypto/dh.h"
#include "crypto/dsa.h"
#include "crypto/ec.h"
#include "crypto/ecx.h"
#include "crypto/rsa.h"
#include "prov/bio.h"
#include "prov/implementations.h"
#include "endecoder_local.h"
DEFINE_SPECIAL_STACK_OF_CONST(BIGNUM_const, BIGNUM)
# ifdef SIXTY_FOUR_BIT_LONG
# define BN_FMTu "%lu"
# define BN_FMTx "%lx"
# endif
# ifdef SIXTY_FOUR_BIT
# define BN_FMTu "%llu"
# define BN_FMTx "%llx"
# endif
# ifdef THIRTY_TWO_BIT
# define BN_FMTu "%u"
# define BN_FMTx "%x"
# endif
static int print_labeled_bignum(BIO *out, const char *label, const BIGNUM *bn)
{
int ret = 0, use_sep = 0;
char *hex_str = NULL, *p;
const char spaces[] = " ";
const char *post_label_spc = " ";
const char *neg = "";
int bytes;
if (bn == NULL)
return 0;
if (label == NULL) {
label = "";
post_label_spc = "";
}
if (BN_is_zero(bn))
return BIO_printf(out, "%s%s0\n", label, post_label_spc);
if (BN_num_bytes(bn) <= BN_BYTES) {
BN_ULONG *words = bn_get_words(bn);
if (BN_is_negative(bn))
neg = "-";
return BIO_printf(out, "%s%s%s" BN_FMTu " (%s0x" BN_FMTx ")\n",
label, post_label_spc, neg, words[0], neg, words[0]);
}
hex_str = BN_bn2hex(bn);
if (hex_str == NULL)
return 0;
p = hex_str;
if (*p == '-') {
++p;
neg = " (Negative)";
}
if (BIO_printf(out, "%s%s\n", label, neg) <= 0)
goto err;
bytes = 0;
if (BIO_printf(out, "%s", spaces) <= 0)
goto err;
if (*p >= '8') {
if (BIO_printf(out, "%02x", 0) <= 0)
goto err;
++bytes;
use_sep = 1;
}
while (*p != '\0') {
if ((bytes % 15) == 0 && bytes > 0) {
if (BIO_printf(out, ":\n%s", spaces) <= 0)
goto err;
use_sep = 0;
}
if (BIO_printf(out, "%s%c%c", use_sep ? ":" : "",
tolower(p[0]), tolower(p[1])) <= 0)
goto err;
++bytes;
p += 2;
use_sep = 1;
}
if (BIO_printf(out, "\n") <= 0)
goto err;
ret = 1;
err:
OPENSSL_free(hex_str);
return ret;
}
#define LABELED_BUF_PRINT_WIDTH 15
#if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
static int print_labeled_buf(BIO *out, const char *label,
const unsigned char *buf, size_t buflen)
{
size_t i;
if (BIO_printf(out, "%s\n", label) <= 0)
return 0;
for (i = 0; i < buflen; i++) {
if ((i % LABELED_BUF_PRINT_WIDTH) == 0) {
if (i > 0 && BIO_printf(out, "\n") <= 0)
return 0;
if (BIO_printf(out, " ") <= 0)
return 0;
}
if (BIO_printf(out, "%02x%s", buf[i],
(i == buflen - 1) ? "" : ":") <= 0)
return 0;
}
if (BIO_printf(out, "\n") <= 0)
return 0;
return 1;
}
#endif
#if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_DSA)
static int ffc_params_to_text(BIO *out, const FFC_PARAMS *ffc)
{
if (ffc->nid != NID_undef) {
#ifndef OPENSSL_NO_DH
const DH_NAMED_GROUP *group = ossl_ffc_uid_to_dh_named_group(ffc->nid);
const char *name = ossl_ffc_named_group_get_name(group);
if (name == NULL)
goto err;
if (BIO_printf(out, "GROUP: %s\n", name) <= 0)
goto err;
return 1;
#else
goto err;
#endif
}
if (!print_labeled_bignum(out, "P: ", ffc->p))
goto err;
if (ffc->q != NULL) {
if (!print_labeled_bignum(out, "Q: ", ffc->q))
goto err;
}
if (!print_labeled_bignum(out, "G: ", ffc->g))
goto err;
if (ffc->j != NULL) {
if (!print_labeled_bignum(out, "J: ", ffc->j))
goto err;
}
if (ffc->seed != NULL) {
if (!print_labeled_buf(out, "SEED:", ffc->seed, ffc->seedlen))
goto err;
}
if (ffc->gindex != -1) {
if (BIO_printf(out, "gindex: %d\n", ffc->gindex) <= 0)
goto err;
}
if (ffc->pcounter != -1) {
if (BIO_printf(out, "pcounter: %d\n", ffc->pcounter) <= 0)
goto err;
}
if (ffc->h != 0) {
if (BIO_printf(out, "h: %d\n", ffc->h) <= 0)
goto err;
}
return 1;
err:
return 0;
}
#endif
#ifndef OPENSSL_NO_DH
static int dh_to_text(BIO *out, const void *key, int selection)
{
const DH *dh = key;
const char *type_label = NULL;
const BIGNUM *priv_key = NULL, *pub_key = NULL;
const FFC_PARAMS *params = NULL;
const BIGNUM *p = NULL;
long length;
if (out == NULL || dh == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
type_label = "DH Private-Key";
else if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0)
type_label = "DH Public-Key";
else if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0)
type_label = "DH Parameters";
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
priv_key = DH_get0_priv_key(dh);
if (priv_key == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
return 0;
}
}
if ((selection & OSSL_KEYMGMT_SELECT_KEYPAIR) != 0) {
pub_key = DH_get0_pub_key(dh);
if (pub_key == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
return 0;
}
}
if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0) {
params = ossl_dh_get0_params((DH *)dh);
if (params == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_PARAMETERS);
return 0;
}
}
p = DH_get0_p(dh);
if (p == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY);
return 0;
}
if (BIO_printf(out, "%s: (%d bit)\n", type_label, BN_num_bits(p)) <= 0)
return 0;
if (priv_key != NULL
&& !print_labeled_bignum(out, "private-key:", priv_key))
return 0;
if (pub_key != NULL
&& !print_labeled_bignum(out, "public-key:", pub_key))
return 0;
if (params != NULL
&& !ffc_params_to_text(out, params))
return 0;
length = DH_get_length(dh);
if (length > 0
&& BIO_printf(out, "recommended-private-length: %ld bits\n",
length) <= 0)
return 0;
return 1;
}
# define dh_input_type "DH"
# define dhx_input_type "DHX"
#endif
#ifndef OPENSSL_NO_DSA
static int dsa_to_text(BIO *out, const void *key, int selection)
{
const DSA *dsa = key;
const char *type_label = NULL;
const BIGNUM *priv_key = NULL, *pub_key = NULL;
const FFC_PARAMS *params = NULL;
const BIGNUM *p = NULL;
if (out == NULL || dsa == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
type_label = "Private-Key";
else if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0)
type_label = "Public-Key";
else if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0)
type_label = "DSA-Parameters";
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
priv_key = DSA_get0_priv_key(dsa);
if (priv_key == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
return 0;
}
}
if ((selection & OSSL_KEYMGMT_SELECT_KEYPAIR) != 0) {
pub_key = DSA_get0_pub_key(dsa);
if (pub_key == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
return 0;
}
}
if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0) {
params = ossl_dsa_get0_params((DSA *)dsa);
if (params == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_PARAMETERS);
return 0;
}
}
p = DSA_get0_p(dsa);
if (p == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY);
return 0;
}
if (BIO_printf(out, "%s: (%d bit)\n", type_label, BN_num_bits(p)) <= 0)
return 0;
if (priv_key != NULL
&& !print_labeled_bignum(out, "priv:", priv_key))
return 0;
if (pub_key != NULL
&& !print_labeled_bignum(out, "pub: ", pub_key))
return 0;
if (params != NULL
&& !ffc_params_to_text(out, params))
return 0;
return 1;
}
# define dsa_input_type "DSA"
#endif
#ifndef OPENSSL_NO_EC
static int ec_param_explicit_curve_to_text(BIO *out, const EC_GROUP *group,
BN_CTX *ctx)
{
const char *plabel = "Prime:";
BIGNUM *p = NULL, *a = NULL, *b = NULL;
p = BN_CTX_get(ctx);
a = BN_CTX_get(ctx);
b = BN_CTX_get(ctx);
if (b == NULL
|| !EC_GROUP_get_curve(group, p, a, b, ctx))
return 0;
if (EC_GROUP_get_field_type(group) == NID_X9_62_characteristic_two_field) {
int basis_type = EC_GROUP_get_basis_type(group);
if (basis_type == NID_undef
|| BIO_printf(out, "Basis Type: %s\n", OBJ_nid2sn(basis_type)) <= 0)
return 0;
plabel = "Polynomial:";
}
return print_labeled_bignum(out, plabel, p)
&& print_labeled_bignum(out, "A: ", a)
&& print_labeled_bignum(out, "B: ", b);
}
static int ec_param_explicit_gen_to_text(BIO *out, const EC_GROUP *group,
BN_CTX *ctx)
{
int ret;
size_t buflen;
point_conversion_form_t form;
const EC_POINT *point = NULL;
const char *glabel = NULL;
unsigned char *buf = NULL;
form = EC_GROUP_get_point_conversion_form(group);
point = EC_GROUP_get0_generator(group);
if (point == NULL)
return 0;
switch (form) {
case POINT_CONVERSION_COMPRESSED:
glabel = "Generator (compressed):";
break;
case POINT_CONVERSION_UNCOMPRESSED:
glabel = "Generator (uncompressed):";
break;
case POINT_CONVERSION_HYBRID:
glabel = "Generator (hybrid):";
break;
default:
return 0;
}
buflen = EC_POINT_point2buf(group, point, form, &buf, ctx);
if (buflen == 0)
return 0;
ret = print_labeled_buf(out, glabel, buf, buflen);
OPENSSL_clear_free(buf, buflen);
return ret;
}
static int ec_param_explicit_to_text(BIO *out, const EC_GROUP *group,
OSSL_LIB_CTX *libctx)
{
int ret = 0, tmp_nid;
BN_CTX *ctx = NULL;
const BIGNUM *order = NULL, *cofactor = NULL;
const unsigned char *seed;
size_t seed_len = 0;
ctx = BN_CTX_new_ex(libctx);
if (ctx == NULL)
return 0;
BN_CTX_start(ctx);
tmp_nid = EC_GROUP_get_field_type(group);
order = EC_GROUP_get0_order(group);
if (order == NULL)
goto err;
seed = EC_GROUP_get0_seed(group);
if (seed != NULL)
seed_len = EC_GROUP_get_seed_len(group);
cofactor = EC_GROUP_get0_cofactor(group);
if (BIO_printf(out, "Field Type: %s\n", OBJ_nid2sn(tmp_nid)) <= 0
|| !ec_param_explicit_curve_to_text(out, group, ctx)
|| !ec_param_explicit_gen_to_text(out, group, ctx)
|| !print_labeled_bignum(out, "Order: ", order)
|| (cofactor != NULL
&& !print_labeled_bignum(out, "Cofactor: ", cofactor))
|| (seed != NULL
&& !print_labeled_buf(out, "Seed:", seed, seed_len)))
goto err;
ret = 1;
err:
BN_CTX_end(ctx);
BN_CTX_free(ctx);
return ret;
}
static int ec_param_to_text(BIO *out, const EC_GROUP *group,
OSSL_LIB_CTX *libctx)
{
if (EC_GROUP_get_asn1_flag(group) & OPENSSL_EC_NAMED_CURVE) {
const char *curve_name;
int curve_nid = EC_GROUP_get_curve_name(group);
if (curve_nid == NID_undef)
return 0;
if (BIO_printf(out, "%s: %s\n", "ASN1 OID", OBJ_nid2sn(curve_nid)) <= 0)
return 0;
curve_name = EC_curve_nid2nist(curve_nid);
return (curve_name == NULL
|| BIO_printf(out, "%s: %s\n", "NIST CURVE", curve_name) > 0);
} else {
return ec_param_explicit_to_text(out, group, libctx);
}
}
static int ec_to_text(BIO *out, const void *key, int selection)
{
const EC_KEY *ec = key;
const char *type_label = NULL;
unsigned char *priv = NULL, *pub = NULL;
size_t priv_len = 0, pub_len = 0;
const EC_GROUP *group;
int ret = 0;
if (out == NULL || ec == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
if ((group = EC_KEY_get0_group(ec)) == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY);
return 0;
}
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0)
type_label = "Private-Key";
else if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0)
type_label = "Public-Key";
else if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0)
if (EC_GROUP_get_curve_name(group) != NID_sm2)
type_label = "EC-Parameters";
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
const BIGNUM *priv_key = EC_KEY_get0_private_key(ec);
if (priv_key == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
goto err;
}
priv_len = EC_KEY_priv2buf(ec, &priv);
if (priv_len == 0)
goto err;
}
if ((selection & OSSL_KEYMGMT_SELECT_KEYPAIR) != 0) {
const EC_POINT *pub_pt = EC_KEY_get0_public_key(ec);
if (pub_pt == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
goto err;
}
pub_len = EC_KEY_key2buf(ec, EC_KEY_get_conv_form(ec), &pub, NULL);
if (pub_len == 0)
goto err;
}
if (type_label != NULL
&& BIO_printf(out, "%s: (%d bit)\n", type_label,
EC_GROUP_order_bits(group)) <= 0)
goto err;
if (priv != NULL
&& !print_labeled_buf(out, "priv:", priv, priv_len))
goto err;
if (pub != NULL
&& !print_labeled_buf(out, "pub:", pub, pub_len))
goto err;
if ((selection & OSSL_KEYMGMT_SELECT_DOMAIN_PARAMETERS) != 0)
ret = ec_param_to_text(out, group, ossl_ec_key_get_libctx(ec));
err:
OPENSSL_clear_free(priv, priv_len);
OPENSSL_free(pub);
return ret;
}
# define ec_input_type "EC"
# ifndef OPENSSL_NO_SM2
# define sm2_input_type "SM2"
# endif
#endif
#ifndef OPENSSL_NO_ECX
static int ecx_to_text(BIO *out, const void *key, int selection)
{
const ECX_KEY *ecx = key;
const char *type_label = NULL;
if (out == NULL || ecx == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
switch (ecx->type) {
case ECX_KEY_TYPE_X25519:
type_label = "X25519";
break;
case ECX_KEY_TYPE_X448:
type_label = "X448";
break;
case ECX_KEY_TYPE_ED25519:
type_label = "ED25519";
break;
case ECX_KEY_TYPE_ED448:
type_label = "ED448";
break;
}
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
if (ecx->privkey == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
return 0;
}
if (BIO_printf(out, "%s Private-Key:\n", type_label) <= 0)
return 0;
if (!print_labeled_buf(out, "priv:", ecx->privkey, ecx->keylen))
return 0;
} else if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0) {
if (!ecx->haspubkey) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
return 0;
}
if (BIO_printf(out, "%s Public-Key:\n", type_label) <= 0)
return 0;
}
if (!print_labeled_buf(out, "pub:", ecx->pubkey, ecx->keylen))
return 0;
return 1;
}
# define ed25519_input_type "ED25519"
# define ed448_input_type "ED448"
# define x25519_input_type "X25519"
# define x448_input_type "X448"
#endif
static int rsa_to_text(BIO *out, const void *key, int selection)
{
const RSA *rsa = key;
const char *type_label = "RSA key";
const char *modulus_label = NULL;
const char *exponent_label = NULL;
const BIGNUM *rsa_d = NULL, *rsa_n = NULL, *rsa_e = NULL;
STACK_OF(BIGNUM_const) *factors = NULL;
STACK_OF(BIGNUM_const) *exps = NULL;
STACK_OF(BIGNUM_const) *coeffs = NULL;
int primes;
const RSA_PSS_PARAMS_30 *pss_params = ossl_rsa_get0_pss_params_30((RSA *)rsa);
int ret = 0;
if (out == NULL || rsa == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
goto err;
}
factors = sk_BIGNUM_const_new_null();
exps = sk_BIGNUM_const_new_null();
coeffs = sk_BIGNUM_const_new_null();
if (factors == NULL || exps == NULL || coeffs == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_CRYPTO_LIB);
goto err;
}
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
type_label = "Private-Key";
modulus_label = "modulus:";
exponent_label = "publicExponent:";
} else if ((selection & OSSL_KEYMGMT_SELECT_PUBLIC_KEY) != 0) {
type_label = "Public-Key";
modulus_label = "Modulus:";
exponent_label = "Exponent:";
}
RSA_get0_key(rsa, &rsa_n, &rsa_e, &rsa_d);
ossl_rsa_get0_all_params((RSA *)rsa, factors, exps, coeffs);
primes = sk_BIGNUM_const_num(factors);
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
if (BIO_printf(out, "%s: (%d bit, %d primes)\n",
type_label, BN_num_bits(rsa_n), primes) <= 0)
goto err;
} else {
if (BIO_printf(out, "%s: (%d bit)\n",
type_label, BN_num_bits(rsa_n)) <= 0)
goto err;
}
if (!print_labeled_bignum(out, modulus_label, rsa_n))
goto err;
if (!print_labeled_bignum(out, exponent_label, rsa_e))
goto err;
if ((selection & OSSL_KEYMGMT_SELECT_PRIVATE_KEY) != 0) {
int i;
if (!print_labeled_bignum(out, "privateExponent:", rsa_d))
goto err;
if (!print_labeled_bignum(out, "prime1:",
sk_BIGNUM_const_value(factors, 0)))
goto err;
if (!print_labeled_bignum(out, "prime2:",
sk_BIGNUM_const_value(factors, 1)))
goto err;
if (!print_labeled_bignum(out, "exponent1:",
sk_BIGNUM_const_value(exps, 0)))
goto err;
if (!print_labeled_bignum(out, "exponent2:",
sk_BIGNUM_const_value(exps, 1)))
goto err;
if (!print_labeled_bignum(out, "coefficient:",
sk_BIGNUM_const_value(coeffs, 0)))
goto err;
for (i = 2; i < sk_BIGNUM_const_num(factors); i++) {
if (BIO_printf(out, "prime%d:", i + 1) <= 0)
goto err;
if (!print_labeled_bignum(out, NULL,
sk_BIGNUM_const_value(factors, i)))
goto err;
if (BIO_printf(out, "exponent%d:", i + 1) <= 0)
goto err;
if (!print_labeled_bignum(out, NULL,
sk_BIGNUM_const_value(exps, i)))
goto err;
if (BIO_printf(out, "coefficient%d:", i + 1) <= 0)
goto err;
if (!print_labeled_bignum(out, NULL,
sk_BIGNUM_const_value(coeffs, i - 1)))
goto err;
}
}
if ((selection & OSSL_KEYMGMT_SELECT_OTHER_PARAMETERS) != 0) {
switch (RSA_test_flags(rsa, RSA_FLAG_TYPE_MASK)) {
case RSA_FLAG_TYPE_RSA:
if (!ossl_rsa_pss_params_30_is_unrestricted(pss_params)) {
if (BIO_printf(out, "(INVALID PSS PARAMETERS)\n") <= 0)
goto err;
}
break;
case RSA_FLAG_TYPE_RSASSAPSS:
if (ossl_rsa_pss_params_30_is_unrestricted(pss_params)) {
if (BIO_printf(out, "No PSS parameter restrictions\n") <= 0)
goto err;
} else {
int hashalg_nid = ossl_rsa_pss_params_30_hashalg(pss_params);
int maskgenalg_nid =
ossl_rsa_pss_params_30_maskgenalg(pss_params);
int maskgenhashalg_nid =
ossl_rsa_pss_params_30_maskgenhashalg(pss_params);
int saltlen = ossl_rsa_pss_params_30_saltlen(pss_params);
int trailerfield =
ossl_rsa_pss_params_30_trailerfield(pss_params);
if (BIO_printf(out, "PSS parameter restrictions:\n") <= 0)
goto err;
if (BIO_printf(out, " Hash Algorithm: %s%s\n",
ossl_rsa_oaeppss_nid2name(hashalg_nid),
(hashalg_nid == NID_sha1
? " (default)" : "")) <= 0)
goto err;
if (BIO_printf(out, " Mask Algorithm: %s with %s%s\n",
ossl_rsa_mgf_nid2name(maskgenalg_nid),
ossl_rsa_oaeppss_nid2name(maskgenhashalg_nid),
(maskgenalg_nid == NID_mgf1
&& maskgenhashalg_nid == NID_sha1
? " (default)" : "")) <= 0)
goto err;
if (BIO_printf(out, " Minimum Salt Length: %d%s\n",
saltlen,
(saltlen == 20 ? " (default)" : "")) <= 0)
goto err;
if (BIO_printf(out, " Trailer Field: 0x%x%s\n",
trailerfield,
(trailerfield == 1 ? " (default)" : "")) <= 0)
goto err;
}
break;
}
}
ret = 1;
err:
sk_BIGNUM_const_free(factors);
sk_BIGNUM_const_free(exps);
sk_BIGNUM_const_free(coeffs);
return ret;
}
#define rsa_input_type "RSA"
#define rsapss_input_type "RSA-PSS"
static void *key2text_newctx(void *provctx)
{
return provctx;
}
static void key2text_freectx(ossl_unused void *vctx)
{
}
static int key2text_encode(void *vctx, const void *key, int selection,
OSSL_CORE_BIO *cout,
int (*key2text)(BIO *out, const void *key,
int selection),
OSSL_PASSPHRASE_CALLBACK *cb, void *cbarg)
{
BIO *out = ossl_bio_new_from_core_bio(vctx, cout);
int ret;
if (out == NULL)
return 0;
ret = key2text(out, key, selection);
BIO_free(out);
return ret;
}
#define MAKE_TEXT_ENCODER(impl, type) \
static OSSL_FUNC_encoder_import_object_fn \
impl##2text_import_object; \
static OSSL_FUNC_encoder_free_object_fn \
impl##2text_free_object; \
static OSSL_FUNC_encoder_encode_fn impl##2text_encode; \
\
static void *impl##2text_import_object(void *ctx, int selection, \
const OSSL_PARAM params[]) \
{ \
return ossl_prov_import_key(ossl_##impl##_keymgmt_functions, \
ctx, selection, params); \
} \
static void impl##2text_free_object(void *key) \
{ \
ossl_prov_free_key(ossl_##impl##_keymgmt_functions, key); \
} \
static int impl##2text_encode(void *vctx, OSSL_CORE_BIO *cout, \
const void *key, \
const OSSL_PARAM key_abstract[], \
int selection, \
OSSL_PASSPHRASE_CALLBACK *cb, \
void *cbarg) \
{ \
\
if (key_abstract != NULL) { \
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT); \
return 0; \
} \
return key2text_encode(vctx, key, selection, cout, \
type##_to_text, cb, cbarg); \
} \
const OSSL_DISPATCH ossl_##impl##_to_text_encoder_functions[] = { \
{ OSSL_FUNC_ENCODER_NEWCTX, \
(void (*)(void))key2text_newctx }, \
{ OSSL_FUNC_ENCODER_FREECTX, \
(void (*)(void))key2text_freectx }, \
{ OSSL_FUNC_ENCODER_IMPORT_OBJECT, \
(void (*)(void))impl##2text_import_object }, \
{ OSSL_FUNC_ENCODER_FREE_OBJECT, \
(void (*)(void))impl##2text_free_object }, \
{ OSSL_FUNC_ENCODER_ENCODE, \
(void (*)(void))impl##2text_encode }, \
OSSL_DISPATCH_END \
}
#ifndef OPENSSL_NO_DH
MAKE_TEXT_ENCODER(dh, dh);
MAKE_TEXT_ENCODER(dhx, dh);
#endif
#ifndef OPENSSL_NO_DSA
MAKE_TEXT_ENCODER(dsa, dsa);
#endif
#ifndef OPENSSL_NO_EC
MAKE_TEXT_ENCODER(ec, ec);
# ifndef OPENSSL_NO_SM2
MAKE_TEXT_ENCODER(sm2, ec);
# endif
# ifndef OPENSSL_NO_ECX
MAKE_TEXT_ENCODER(ed25519, ecx);
MAKE_TEXT_ENCODER(ed448, ecx);
MAKE_TEXT_ENCODER(x25519, ecx);
MAKE_TEXT_ENCODER(x448, ecx);
# endif
#endif
MAKE_TEXT_ENCODER(rsa, rsa);
MAKE_TEXT_ENCODER(rsapss, rsa);
| encode_decode | openssl/providers/implementations/encode_decode/encode_key2text.c | openssl |
#include <string.h>
#include <openssl/asn1t.h>
#include <openssl/core_names.h>
#include <openssl/core_object.h>
#include <openssl/params.h>
#include <openssl/x509.h>
#include "internal/sizes.h"
#include "crypto/x509.h"
#include "crypto/ec.h"
#include "prov/bio.h"
#include "prov/implementations.h"
#include "endecoder_local.h"
static OSSL_FUNC_decoder_newctx_fn spki2typespki_newctx;
static OSSL_FUNC_decoder_freectx_fn spki2typespki_freectx;
static OSSL_FUNC_decoder_decode_fn spki2typespki_decode;
static OSSL_FUNC_decoder_settable_ctx_params_fn spki2typespki_settable_ctx_params;
static OSSL_FUNC_decoder_set_ctx_params_fn spki2typespki_set_ctx_params;
struct spki2typespki_ctx_st {
PROV_CTX *provctx;
char propq[OSSL_MAX_PROPQUERY_SIZE];
};
static void *spki2typespki_newctx(void *provctx)
{
struct spki2typespki_ctx_st *ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ctx->provctx = provctx;
return ctx;
}
static void spki2typespki_freectx(void *vctx)
{
struct spki2typespki_ctx_st *ctx = vctx;
OPENSSL_free(ctx);
}
static const OSSL_PARAM *spki2typespki_settable_ctx_params(ossl_unused void *provctx)
{
static const OSSL_PARAM settables[] = {
OSSL_PARAM_utf8_string(OSSL_DECODER_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_END
};
return settables;
}
static int spki2typespki_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
struct spki2typespki_ctx_st *ctx = vctx;
const OSSL_PARAM *p;
char *str = ctx->propq;
p = OSSL_PARAM_locate_const(params, OSSL_DECODER_PARAM_PROPERTIES);
if (p != NULL && !OSSL_PARAM_get_utf8_string(p, &str, sizeof(ctx->propq)))
return 0;
return 1;
}
static int spki2typespki_decode(void *vctx, OSSL_CORE_BIO *cin, int selection,
OSSL_CALLBACK *data_cb, void *data_cbarg,
OSSL_PASSPHRASE_CALLBACK *pw_cb, void *pw_cbarg)
{
struct spki2typespki_ctx_st *ctx = vctx;
unsigned char *der, *derp;
long len;
int ok = 0;
int objtype = OSSL_OBJECT_PKEY;
X509_PUBKEY *xpub = NULL;
X509_ALGOR *algor = NULL;
const ASN1_OBJECT *oid = NULL;
char dataname[OSSL_MAX_NAME_SIZE];
OSSL_PARAM params[5], *p = params;
if (!ossl_read_der(ctx->provctx, cin, &der, &len))
return 1;
derp = der;
xpub = ossl_d2i_X509_PUBKEY_INTERNAL((const unsigned char **)&derp, len,
PROV_LIBCTX_OF(ctx->provctx),
ctx->propq);
if (xpub == NULL) {
ok = 1;
goto end;
}
if (!X509_PUBKEY_get0_param(NULL, NULL, NULL, &algor, xpub))
goto end;
X509_ALGOR_get0(&oid, NULL, NULL, algor);
#ifndef OPENSSL_NO_EC
if (OBJ_obj2nid(oid) == NID_X9_62_id_ecPublicKey
&& ossl_x509_algor_is_sm2(algor))
strcpy(dataname, "SM2");
else
#endif
if (OBJ_obj2txt(dataname, sizeof(dataname), oid, 0) <= 0)
goto end;
ossl_X509_PUBKEY_INTERNAL_free(xpub);
xpub = NULL;
*p++ =
OSSL_PARAM_construct_utf8_string(OSSL_OBJECT_PARAM_DATA_TYPE,
dataname, 0);
*p++ =
OSSL_PARAM_construct_utf8_string(OSSL_OBJECT_PARAM_DATA_STRUCTURE,
"SubjectPublicKeyInfo",
0);
*p++ =
OSSL_PARAM_construct_octet_string(OSSL_OBJECT_PARAM_DATA, der, len);
*p++ =
OSSL_PARAM_construct_int(OSSL_OBJECT_PARAM_TYPE, &objtype);
*p = OSSL_PARAM_construct_end();
ok = data_cb(params, data_cbarg);
end:
ossl_X509_PUBKEY_INTERNAL_free(xpub);
OPENSSL_free(der);
return ok;
}
const OSSL_DISPATCH ossl_SubjectPublicKeyInfo_der_to_der_decoder_functions[] = {
{ OSSL_FUNC_DECODER_NEWCTX, (void (*)(void))spki2typespki_newctx },
{ OSSL_FUNC_DECODER_FREECTX, (void (*)(void))spki2typespki_freectx },
{ OSSL_FUNC_DECODER_DECODE, (void (*)(void))spki2typespki_decode },
{ OSSL_FUNC_DECODER_SETTABLE_CTX_PARAMS,
(void (*)(void))spki2typespki_settable_ctx_params },
{ OSSL_FUNC_DECODER_SET_CTX_PARAMS,
(void (*)(void))spki2typespki_set_ctx_params },
OSSL_DISPATCH_END
};
| encode_decode | openssl/providers/implementations/encode_decode/decode_spki2typespki.c | openssl |
#include "internal/deprecated.h"
#include <openssl/core.h>
#include <openssl/core_dispatch.h>
#include <openssl/core_names.h>
#include <openssl/crypto.h>
#include <openssl/params.h>
#include <openssl/asn1.h>
#include <openssl/err.h>
#include <openssl/pem.h>
#include <openssl/x509.h>
#include <openssl/pkcs12.h>
#include <openssl/dh.h>
#include <openssl/dsa.h>
#include <openssl/ec.h>
#include <openssl/proverr.h>
#include "internal/passphrase.h"
#include "internal/cryptlib.h"
#include "crypto/ecx.h"
#include "crypto/rsa.h"
#include "prov/implementations.h"
#include "prov/bio.h"
#include "prov/provider_ctx.h"
#include "prov/der_rsa.h"
#include "endecoder_local.h"
#if defined(OPENSSL_NO_DH) && defined(OPENSSL_NO_DSA) && defined(OPENSSL_NO_EC)
# define OPENSSL_NO_KEYPARAMS
#endif
struct key2any_ctx_st {
PROV_CTX *provctx;
int save_parameters;
int cipher_intent;
EVP_CIPHER *cipher;
struct ossl_passphrase_data_st pwdata;
};
typedef int check_key_type_fn(const void *key, int nid);
typedef int key_to_paramstring_fn(const void *key, int nid, int save,
void **str, int *strtype);
typedef int key_to_der_fn(BIO *out, const void *key,
int key_nid, const char *pemname,
key_to_paramstring_fn *p2s, i2d_of_void *k2d,
struct key2any_ctx_st *ctx);
typedef int write_bio_of_void_fn(BIO *bp, const void *x);
static void free_asn1_data(int type, void *data)
{
switch (type) {
case V_ASN1_OBJECT:
ASN1_OBJECT_free(data);
break;
case V_ASN1_SEQUENCE:
ASN1_STRING_free(data);
break;
}
}
static PKCS8_PRIV_KEY_INFO *key_to_p8info(const void *key, int key_nid,
void *params, int params_type,
i2d_of_void *k2d)
{
unsigned char *der = NULL;
int derlen;
PKCS8_PRIV_KEY_INFO *p8info = NULL;
if ((p8info = PKCS8_PRIV_KEY_INFO_new()) == NULL
|| (derlen = k2d(key, &der)) <= 0
|| !PKCS8_pkey_set0(p8info, OBJ_nid2obj(key_nid), 0,
params_type, params, der, derlen)) {
ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
PKCS8_PRIV_KEY_INFO_free(p8info);
OPENSSL_free(der);
p8info = NULL;
}
return p8info;
}
static X509_SIG *p8info_to_encp8(PKCS8_PRIV_KEY_INFO *p8info,
struct key2any_ctx_st *ctx)
{
X509_SIG *p8 = NULL;
char kstr[PEM_BUFSIZE];
size_t klen = 0;
OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(ctx->provctx);
if (ctx->cipher == NULL)
return NULL;
if (!ossl_pw_get_passphrase(kstr, sizeof(kstr), &klen, NULL, 1,
&ctx->pwdata)) {
ERR_raise(ERR_LIB_PROV, PROV_R_UNABLE_TO_GET_PASSPHRASE);
return NULL;
}
p8 = PKCS8_encrypt_ex(-1, ctx->cipher, kstr, klen, NULL, 0, 0, p8info, libctx, NULL);
OPENSSL_cleanse(kstr, klen);
return p8;
}
static X509_SIG *key_to_encp8(const void *key, int key_nid,
void *params, int params_type,
i2d_of_void *k2d, struct key2any_ctx_st *ctx)
{
PKCS8_PRIV_KEY_INFO *p8info =
key_to_p8info(key, key_nid, params, params_type, k2d);
X509_SIG *p8 = NULL;
if (p8info == NULL) {
free_asn1_data(params_type, params);
} else {
p8 = p8info_to_encp8(p8info, ctx);
PKCS8_PRIV_KEY_INFO_free(p8info);
}
return p8;
}
static X509_PUBKEY *key_to_pubkey(const void *key, int key_nid,
void *params, int params_type,
i2d_of_void k2d)
{
unsigned char *der = NULL;
int derlen;
X509_PUBKEY *xpk = NULL;
if ((xpk = X509_PUBKEY_new()) == NULL
|| (derlen = k2d(key, &der)) <= 0
|| !X509_PUBKEY_set0_param(xpk, OBJ_nid2obj(key_nid),
params_type, params, der, derlen)) {
ERR_raise(ERR_LIB_PROV, ERR_R_X509_LIB);
X509_PUBKEY_free(xpk);
OPENSSL_free(der);
xpk = NULL;
}
return xpk;
}
static int key_to_epki_der_priv_bio(BIO *out, const void *key,
int key_nid,
ossl_unused const char *pemname,
key_to_paramstring_fn *p2s,
i2d_of_void *k2d,
struct key2any_ctx_st *ctx)
{
int ret = 0;
void *str = NULL;
int strtype = V_ASN1_UNDEF;
X509_SIG *p8;
if (!ctx->cipher_intent)
return 0;
if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
&str, &strtype))
return 0;
p8 = key_to_encp8(key, key_nid, str, strtype, k2d, ctx);
if (p8 != NULL)
ret = i2d_PKCS8_bio(out, p8);
X509_SIG_free(p8);
return ret;
}
static int key_to_epki_pem_priv_bio(BIO *out, const void *key,
int key_nid,
ossl_unused const char *pemname,
key_to_paramstring_fn *p2s,
i2d_of_void *k2d,
struct key2any_ctx_st *ctx)
{
int ret = 0;
void *str = NULL;
int strtype = V_ASN1_UNDEF;
X509_SIG *p8;
if (!ctx->cipher_intent)
return 0;
if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
&str, &strtype))
return 0;
p8 = key_to_encp8(key, key_nid, str, strtype, k2d, ctx);
if (p8 != NULL)
ret = PEM_write_bio_PKCS8(out, p8);
X509_SIG_free(p8);
return ret;
}
static int key_to_pki_der_priv_bio(BIO *out, const void *key,
int key_nid,
ossl_unused const char *pemname,
key_to_paramstring_fn *p2s,
i2d_of_void *k2d,
struct key2any_ctx_st *ctx)
{
int ret = 0;
void *str = NULL;
int strtype = V_ASN1_UNDEF;
PKCS8_PRIV_KEY_INFO *p8info;
if (ctx->cipher_intent)
return key_to_epki_der_priv_bio(out, key, key_nid, pemname,
p2s, k2d, ctx);
if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
&str, &strtype))
return 0;
p8info = key_to_p8info(key, key_nid, str, strtype, k2d);
if (p8info != NULL)
ret = i2d_PKCS8_PRIV_KEY_INFO_bio(out, p8info);
else
free_asn1_data(strtype, str);
PKCS8_PRIV_KEY_INFO_free(p8info);
return ret;
}
static int key_to_pki_pem_priv_bio(BIO *out, const void *key,
int key_nid,
ossl_unused const char *pemname,
key_to_paramstring_fn *p2s,
i2d_of_void *k2d,
struct key2any_ctx_st *ctx)
{
int ret = 0;
void *str = NULL;
int strtype = V_ASN1_UNDEF;
PKCS8_PRIV_KEY_INFO *p8info;
if (ctx->cipher_intent)
return key_to_epki_pem_priv_bio(out, key, key_nid, pemname,
p2s, k2d, ctx);
if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
&str, &strtype))
return 0;
p8info = key_to_p8info(key, key_nid, str, strtype, k2d);
if (p8info != NULL)
ret = PEM_write_bio_PKCS8_PRIV_KEY_INFO(out, p8info);
else
free_asn1_data(strtype, str);
PKCS8_PRIV_KEY_INFO_free(p8info);
return ret;
}
static int key_to_spki_der_pub_bio(BIO *out, const void *key,
int key_nid,
ossl_unused const char *pemname,
key_to_paramstring_fn *p2s,
i2d_of_void *k2d,
struct key2any_ctx_st *ctx)
{
int ret = 0;
void *str = NULL;
int strtype = V_ASN1_UNDEF;
X509_PUBKEY *xpk = NULL;
if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
&str, &strtype))
return 0;
xpk = key_to_pubkey(key, key_nid, str, strtype, k2d);
if (xpk != NULL)
ret = i2d_X509_PUBKEY_bio(out, xpk);
X509_PUBKEY_free(xpk);
return ret;
}
static int key_to_spki_pem_pub_bio(BIO *out, const void *key,
int key_nid,
ossl_unused const char *pemname,
key_to_paramstring_fn *p2s,
i2d_of_void *k2d,
struct key2any_ctx_st *ctx)
{
int ret = 0;
void *str = NULL;
int strtype = V_ASN1_UNDEF;
X509_PUBKEY *xpk = NULL;
if (p2s != NULL && !p2s(key, key_nid, ctx->save_parameters,
&str, &strtype))
return 0;
xpk = key_to_pubkey(key, key_nid, str, strtype, k2d);
if (xpk != NULL)
ret = PEM_write_bio_X509_PUBKEY(out, xpk);
else
free_asn1_data(strtype, str);
X509_PUBKEY_free(xpk);
return ret;
}
static int key_to_type_specific_der_bio(BIO *out, const void *key,
int key_nid,
ossl_unused const char *pemname,
key_to_paramstring_fn *p2s,
i2d_of_void *k2d,
struct key2any_ctx_st *ctx)
{
unsigned char *der = NULL;
int derlen;
int ret;
if ((derlen = k2d(key, &der)) <= 0) {
ERR_raise(ERR_LIB_PROV, ERR_R_PROV_LIB);
return 0;
}
ret = BIO_write(out, der, derlen);
OPENSSL_free(der);
return ret > 0;
}
#define key_to_type_specific_der_priv_bio key_to_type_specific_der_bio
#define key_to_type_specific_der_pub_bio key_to_type_specific_der_bio
#define key_to_type_specific_der_param_bio key_to_type_specific_der_bio
static int key_to_type_specific_pem_bio_cb(BIO *out, const void *key,
int key_nid, const char *pemname,
key_to_paramstring_fn *p2s,
i2d_of_void *k2d,
struct key2any_ctx_st *ctx,
pem_password_cb *cb, void *cbarg)
{
return
PEM_ASN1_write_bio(k2d, pemname, out, key, ctx->cipher,
NULL, 0, cb, cbarg) > 0;
}
static int key_to_type_specific_pem_priv_bio(BIO *out, const void *key,
int key_nid, const char *pemname,
key_to_paramstring_fn *p2s,
i2d_of_void *k2d,
struct key2any_ctx_st *ctx)
{
return key_to_type_specific_pem_bio_cb(out, key, key_nid, pemname,
p2s, k2d, ctx,
ossl_pw_pem_password, &ctx->pwdata);
}
static int key_to_type_specific_pem_pub_bio(BIO *out, const void *key,
int key_nid, const char *pemname,
key_to_paramstring_fn *p2s,
i2d_of_void *k2d,
struct key2any_ctx_st *ctx)
{
return key_to_type_specific_pem_bio_cb(out, key, key_nid, pemname,
p2s, k2d, ctx, NULL, NULL);
}
#ifndef OPENSSL_NO_KEYPARAMS
static int key_to_type_specific_pem_param_bio(BIO *out, const void *key,
int key_nid, const char *pemname,
key_to_paramstring_fn *p2s,
i2d_of_void *k2d,
struct key2any_ctx_st *ctx)
{
return key_to_type_specific_pem_bio_cb(out, key, key_nid, pemname,
p2s, k2d, ctx, NULL, NULL);
}
#endif
#ifndef OPENSSL_NO_DH
static int prepare_dh_params(const void *dh, int nid, int save,
void **pstr, int *pstrtype)
{
ASN1_STRING *params = ASN1_STRING_new();
if (params == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
return 0;
}
if (nid == EVP_PKEY_DHX)
params->length = i2d_DHxparams(dh, ¶ms->data);
else
params->length = i2d_DHparams(dh, ¶ms->data);
if (params->length <= 0) {
ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
ASN1_STRING_free(params);
return 0;
}
params->type = V_ASN1_SEQUENCE;
*pstr = params;
*pstrtype = V_ASN1_SEQUENCE;
return 1;
}
static int dh_spki_pub_to_der(const void *dh, unsigned char **pder)
{
const BIGNUM *bn = NULL;
ASN1_INTEGER *pub_key = NULL;
int ret;
if ((bn = DH_get0_pub_key(dh)) == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
return 0;
}
if ((pub_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR);
return 0;
}
ret = i2d_ASN1_INTEGER(pub_key, pder);
ASN1_STRING_clear_free(pub_key);
return ret;
}
static int dh_pki_priv_to_der(const void *dh, unsigned char **pder)
{
const BIGNUM *bn = NULL;
ASN1_INTEGER *priv_key = NULL;
int ret;
if ((bn = DH_get0_priv_key(dh)) == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
return 0;
}
if ((priv_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR);
return 0;
}
ret = i2d_ASN1_INTEGER(priv_key, pder);
ASN1_STRING_clear_free(priv_key);
return ret;
}
# define dh_epki_priv_to_der dh_pki_priv_to_der
static int dh_type_specific_params_to_der(const void *dh, unsigned char **pder)
{
if (DH_test_flags(dh, DH_FLAG_TYPE_DHX))
return i2d_DHxparams(dh, pder);
return i2d_DHparams(dh, pder);
}
# define dh_type_specific_priv_to_der NULL
# define dh_type_specific_pub_to_der NULL
static int dh_check_key_type(const void *dh, int expected_type)
{
int type =
DH_test_flags(dh, DH_FLAG_TYPE_DHX) ? EVP_PKEY_DHX : EVP_PKEY_DH;
return type == expected_type;
}
# define dh_evp_type EVP_PKEY_DH
# define dhx_evp_type EVP_PKEY_DHX
# define dh_input_type "DH"
# define dhx_input_type "DHX"
# define dh_pem_type "DH"
# define dhx_pem_type "X9.42 DH"
#endif
#ifndef OPENSSL_NO_DSA
static int encode_dsa_params(const void *dsa, int nid,
void **pstr, int *pstrtype)
{
ASN1_STRING *params = ASN1_STRING_new();
if (params == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
return 0;
}
params->length = i2d_DSAparams(dsa, ¶ms->data);
if (params->length <= 0) {
ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
ASN1_STRING_free(params);
return 0;
}
*pstrtype = V_ASN1_SEQUENCE;
*pstr = params;
return 1;
}
static int prepare_dsa_params(const void *dsa, int nid, int save,
void **pstr, int *pstrtype)
{
const BIGNUM *p = DSA_get0_p(dsa);
const BIGNUM *q = DSA_get0_q(dsa);
const BIGNUM *g = DSA_get0_g(dsa);
if (save && p != NULL && q != NULL && g != NULL)
return encode_dsa_params(dsa, nid, pstr, pstrtype);
*pstr = NULL;
*pstrtype = V_ASN1_UNDEF;
return 1;
}
static int dsa_spki_pub_to_der(const void *dsa, unsigned char **pder)
{
const BIGNUM *bn = NULL;
ASN1_INTEGER *pub_key = NULL;
int ret;
if ((bn = DSA_get0_pub_key(dsa)) == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
return 0;
}
if ((pub_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR);
return 0;
}
ret = i2d_ASN1_INTEGER(pub_key, pder);
ASN1_STRING_clear_free(pub_key);
return ret;
}
static int dsa_pki_priv_to_der(const void *dsa, unsigned char **pder)
{
const BIGNUM *bn = NULL;
ASN1_INTEGER *priv_key = NULL;
int ret;
if ((bn = DSA_get0_priv_key(dsa)) == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PRIVATE_KEY);
return 0;
}
if ((priv_key = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_BN_ERROR);
return 0;
}
ret = i2d_ASN1_INTEGER(priv_key, pder);
ASN1_STRING_clear_free(priv_key);
return ret;
}
# define dsa_epki_priv_to_der dsa_pki_priv_to_der
# define dsa_type_specific_priv_to_der (i2d_of_void *)i2d_DSAPrivateKey
# define dsa_type_specific_pub_to_der (i2d_of_void *)i2d_DSAPublicKey
# define dsa_type_specific_params_to_der (i2d_of_void *)i2d_DSAparams
# define dsa_check_key_type NULL
# define dsa_evp_type EVP_PKEY_DSA
# define dsa_input_type "DSA"
# define dsa_pem_type "DSA"
#endif
#ifndef OPENSSL_NO_EC
static int prepare_ec_explicit_params(const void *eckey,
void **pstr, int *pstrtype)
{
ASN1_STRING *params = ASN1_STRING_new();
if (params == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
return 0;
}
params->length = i2d_ECParameters(eckey, ¶ms->data);
if (params->length <= 0) {
ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
ASN1_STRING_free(params);
return 0;
}
*pstrtype = V_ASN1_SEQUENCE;
*pstr = params;
return 1;
}
static int prepare_ec_params(const void *eckey, int nid, int save,
void **pstr, int *pstrtype)
{
int curve_nid;
const EC_GROUP *group = EC_KEY_get0_group(eckey);
ASN1_OBJECT *params = NULL;
if (group == NULL)
return 0;
curve_nid = EC_GROUP_get_curve_name(group);
if (curve_nid != NID_undef) {
params = OBJ_nid2obj(curve_nid);
if (params == NULL)
return 0;
}
if (curve_nid != NID_undef
&& (EC_GROUP_get_asn1_flag(group) & OPENSSL_EC_NAMED_CURVE)) {
if (OBJ_length(params) == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_OID);
ASN1_OBJECT_free(params);
return 0;
}
*pstr = params;
*pstrtype = V_ASN1_OBJECT;
return 1;
} else {
return prepare_ec_explicit_params(eckey, pstr, pstrtype);
}
}
static int ec_spki_pub_to_der(const void *eckey, unsigned char **pder)
{
if (EC_KEY_get0_public_key(eckey) == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_A_PUBLIC_KEY);
return 0;
}
return i2o_ECPublicKey(eckey, pder);
}
static int ec_pki_priv_to_der(const void *veckey, unsigned char **pder)
{
EC_KEY *eckey = (EC_KEY *)veckey;
unsigned int old_flags;
int ret = 0;
old_flags = EC_KEY_get_enc_flags(eckey);
EC_KEY_set_enc_flags(eckey, old_flags | EC_PKEY_NO_PARAMETERS);
ret = i2d_ECPrivateKey(eckey, pder);
EC_KEY_set_enc_flags(eckey, old_flags);
return ret;
}
# define ec_epki_priv_to_der ec_pki_priv_to_der
# define ec_type_specific_params_to_der (i2d_of_void *)i2d_ECParameters
# define ec_type_specific_priv_to_der (i2d_of_void *)i2d_ECPrivateKey
# define ec_check_key_type NULL
# define ec_evp_type EVP_PKEY_EC
# define ec_input_type "EC"
# define ec_pem_type "EC"
# ifndef OPENSSL_NO_SM2
# define sm2_evp_type ec_evp_type
# define sm2_input_type "SM2"
# define sm2_pem_type "SM2"
# endif
#endif
#ifndef OPENSSL_NO_ECX
# define prepare_ecx_params NULL
static int ecx_spki_pub_to_der(const void *vecxkey, unsigned char **pder)
{
const ECX_KEY *ecxkey = vecxkey;
unsigned char *keyblob;
if (ecxkey == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
keyblob = OPENSSL_memdup(ecxkey->pubkey, ecxkey->keylen);
if (keyblob == NULL)
return 0;
*pder = keyblob;
return ecxkey->keylen;
}
static int ecx_pki_priv_to_der(const void *vecxkey, unsigned char **pder)
{
const ECX_KEY *ecxkey = vecxkey;
ASN1_OCTET_STRING oct;
int keybloblen;
if (ecxkey == NULL || ecxkey->privkey == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
oct.data = ecxkey->privkey;
oct.length = ecxkey->keylen;
oct.flags = 0;
keybloblen = i2d_ASN1_OCTET_STRING(&oct, pder);
if (keybloblen < 0) {
ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
return 0;
}
return keybloblen;
}
# define ecx_epki_priv_to_der ecx_pki_priv_to_der
# define ecx_check_key_type NULL
# define ed25519_evp_type EVP_PKEY_ED25519
# define ed448_evp_type EVP_PKEY_ED448
# define x25519_evp_type EVP_PKEY_X25519
# define x448_evp_type EVP_PKEY_X448
# define ed25519_input_type "ED25519"
# define ed448_input_type "ED448"
# define x25519_input_type "X25519"
# define x448_input_type "X448"
# define ed25519_pem_type "ED25519"
# define ed448_pem_type "ED448"
# define x25519_pem_type "X25519"
# define x448_pem_type "X448"
#endif
static int prepare_rsa_params(const void *rsa, int nid, int save,
void **pstr, int *pstrtype)
{
const RSA_PSS_PARAMS_30 *pss = ossl_rsa_get0_pss_params_30((RSA *)rsa);
*pstr = NULL;
switch (RSA_test_flags(rsa, RSA_FLAG_TYPE_MASK)) {
case RSA_FLAG_TYPE_RSA:
*pstrtype = V_ASN1_NULL;
return 1;
case RSA_FLAG_TYPE_RSASSAPSS:
if (ossl_rsa_pss_params_30_is_unrestricted(pss)) {
*pstrtype = V_ASN1_UNDEF;
return 1;
} else {
ASN1_STRING *astr = NULL;
WPACKET pkt;
unsigned char *str = NULL;
size_t str_sz = 0;
int i;
for (i = 0; i < 2; i++) {
switch (i) {
case 0:
if (!WPACKET_init_null_der(&pkt))
goto err;
break;
case 1:
if ((str = OPENSSL_malloc(str_sz)) == NULL
|| !WPACKET_init_der(&pkt, str, str_sz)) {
WPACKET_cleanup(&pkt);
goto err;
}
break;
}
if (!ossl_DER_w_RSASSA_PSS_params(&pkt, -1, pss)
|| !WPACKET_finish(&pkt)
|| !WPACKET_get_total_written(&pkt, &str_sz)) {
WPACKET_cleanup(&pkt);
goto err;
}
WPACKET_cleanup(&pkt);
if (str_sz == 0)
break;
}
if ((astr = ASN1_STRING_new()) == NULL)
goto err;
*pstrtype = V_ASN1_SEQUENCE;
ASN1_STRING_set0(astr, str, (int)str_sz);
*pstr = astr;
return 1;
err:
OPENSSL_free(str);
return 0;
}
}
return 0;
}
#define rsa_pki_priv_to_der rsa_type_specific_priv_to_der
#define rsa_epki_priv_to_der rsa_type_specific_priv_to_der
#define rsa_spki_pub_to_der rsa_type_specific_pub_to_der
#define rsa_type_specific_priv_to_der (i2d_of_void *)i2d_RSAPrivateKey
#define rsa_type_specific_pub_to_der (i2d_of_void *)i2d_RSAPublicKey
#define rsa_type_specific_params_to_der NULL
static int rsa_check_key_type(const void *rsa, int expected_type)
{
switch (RSA_test_flags(rsa, RSA_FLAG_TYPE_MASK)) {
case RSA_FLAG_TYPE_RSA:
return expected_type == EVP_PKEY_RSA;
case RSA_FLAG_TYPE_RSASSAPSS:
return expected_type == EVP_PKEY_RSA_PSS;
}
return EVP_PKEY_NONE;
}
#define rsa_evp_type EVP_PKEY_RSA
#define rsapss_evp_type EVP_PKEY_RSA_PSS
#define rsa_input_type "RSA"
#define rsapss_input_type "RSA-PSS"
#define rsa_pem_type "RSA"
#define rsapss_pem_type "RSA-PSS"
static OSSL_FUNC_decoder_newctx_fn key2any_newctx;
static OSSL_FUNC_decoder_freectx_fn key2any_freectx;
static void *key2any_newctx(void *provctx)
{
struct key2any_ctx_st *ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL) {
ctx->provctx = provctx;
ctx->save_parameters = 1;
}
return ctx;
}
static void key2any_freectx(void *vctx)
{
struct key2any_ctx_st *ctx = vctx;
ossl_pw_clear_passphrase_data(&ctx->pwdata);
EVP_CIPHER_free(ctx->cipher);
OPENSSL_free(ctx);
}
static const OSSL_PARAM *key2any_settable_ctx_params(ossl_unused void *provctx)
{
static const OSSL_PARAM settables[] = {
OSSL_PARAM_utf8_string(OSSL_ENCODER_PARAM_CIPHER, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_ENCODER_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_END,
};
return settables;
}
static int key2any_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
struct key2any_ctx_st *ctx = vctx;
OSSL_LIB_CTX *libctx = ossl_prov_ctx_get0_libctx(ctx->provctx);
const OSSL_PARAM *cipherp =
OSSL_PARAM_locate_const(params, OSSL_ENCODER_PARAM_CIPHER);
const OSSL_PARAM *propsp =
OSSL_PARAM_locate_const(params, OSSL_ENCODER_PARAM_PROPERTIES);
const OSSL_PARAM *save_paramsp =
OSSL_PARAM_locate_const(params, OSSL_ENCODER_PARAM_SAVE_PARAMETERS);
if (cipherp != NULL) {
const char *ciphername = NULL;
const char *props = NULL;
if (!OSSL_PARAM_get_utf8_string_ptr(cipherp, &ciphername))
return 0;
if (propsp != NULL && !OSSL_PARAM_get_utf8_string_ptr(propsp, &props))
return 0;
EVP_CIPHER_free(ctx->cipher);
ctx->cipher = NULL;
ctx->cipher_intent = ciphername != NULL;
if (ciphername != NULL
&& ((ctx->cipher =
EVP_CIPHER_fetch(libctx, ciphername, props)) == NULL))
return 0;
}
if (save_paramsp != NULL) {
if (!OSSL_PARAM_get_int(save_paramsp, &ctx->save_parameters))
return 0;
}
return 1;
}
static int key2any_check_selection(int selection, int selection_mask)
{
int checks[] = {
OSSL_KEYMGMT_SELECT_PRIVATE_KEY,
OSSL_KEYMGMT_SELECT_PUBLIC_KEY,
OSSL_KEYMGMT_SELECT_ALL_PARAMETERS
};
size_t i;
if (selection == 0)
return 1;
for (i = 0; i < OSSL_NELEM(checks); i++) {
int check1 = (selection & checks[i]) != 0;
int check2 = (selection_mask & checks[i]) != 0;
if (check1)
return check2;
}
return 0;
}
static int key2any_encode(struct key2any_ctx_st *ctx, OSSL_CORE_BIO *cout,
const void *key, int type, const char *pemname,
check_key_type_fn *checker,
key_to_der_fn *writer,
OSSL_PASSPHRASE_CALLBACK *pwcb, void *pwcbarg,
key_to_paramstring_fn *key2paramstring,
i2d_of_void *key2der)
{
int ret = 0;
if (key == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_NULL_PARAMETER);
} else if (writer != NULL
&& (checker == NULL || checker(key, type))) {
BIO *out = ossl_bio_new_from_core_bio(ctx->provctx, cout);
if (out != NULL
&& (pwcb == NULL
|| ossl_pw_set_ossl_passphrase_cb(&ctx->pwdata, pwcb, pwcbarg)))
ret =
writer(out, key, type, pemname, key2paramstring, key2der, ctx);
BIO_free(out);
} else {
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT);
}
return ret;
}
#define DO_PRIVATE_KEY_selection_mask OSSL_KEYMGMT_SELECT_PRIVATE_KEY
#define DO_PRIVATE_KEY(impl, type, kind, output) \
if ((selection & DO_PRIVATE_KEY_selection_mask) != 0) \
return key2any_encode(ctx, cout, key, impl##_evp_type, \
impl##_pem_type " PRIVATE KEY", \
type##_check_key_type, \
key_to_##kind##_##output##_priv_bio, \
cb, cbarg, prepare_##type##_params, \
type##_##kind##_priv_to_der);
#define DO_PUBLIC_KEY_selection_mask OSSL_KEYMGMT_SELECT_PUBLIC_KEY
#define DO_PUBLIC_KEY(impl, type, kind, output) \
if ((selection & DO_PUBLIC_KEY_selection_mask) != 0) \
return key2any_encode(ctx, cout, key, impl##_evp_type, \
impl##_pem_type " PUBLIC KEY", \
type##_check_key_type, \
key_to_##kind##_##output##_pub_bio, \
cb, cbarg, prepare_##type##_params, \
type##_##kind##_pub_to_der);
#define DO_PARAMETERS_selection_mask OSSL_KEYMGMT_SELECT_ALL_PARAMETERS
#define DO_PARAMETERS(impl, type, kind, output) \
if ((selection & DO_PARAMETERS_selection_mask) != 0) \
return key2any_encode(ctx, cout, key, impl##_evp_type, \
impl##_pem_type " PARAMETERS", \
type##_check_key_type, \
key_to_##kind##_##output##_param_bio, \
NULL, NULL, NULL, \
type##_##kind##_params_to_der);
#define DO_PrivateKeyInfo_selection_mask DO_PRIVATE_KEY_selection_mask
#define DO_PrivateKeyInfo(impl, type, output) \
DO_PRIVATE_KEY(impl, type, pki, output)
#define DO_EncryptedPrivateKeyInfo_selection_mask DO_PRIVATE_KEY_selection_mask
#define DO_EncryptedPrivateKeyInfo(impl, type, output) \
DO_PRIVATE_KEY(impl, type, epki, output)
#define DO_SubjectPublicKeyInfo_selection_mask DO_PUBLIC_KEY_selection_mask
#define DO_SubjectPublicKeyInfo(impl, type, output) \
DO_PUBLIC_KEY(impl, type, spki, output)
#define DO_type_specific_params_selection_mask DO_PARAMETERS_selection_mask
#define DO_type_specific_params(impl, type, output) \
DO_PARAMETERS(impl, type, type_specific, output)
#define DO_type_specific_keypair_selection_mask \
( DO_PRIVATE_KEY_selection_mask | DO_PUBLIC_KEY_selection_mask )
#define DO_type_specific_keypair(impl, type, output) \
DO_PRIVATE_KEY(impl, type, type_specific, output) \
DO_PUBLIC_KEY(impl, type, type_specific, output)
#define DO_type_specific_selection_mask \
( DO_type_specific_keypair_selection_mask \
| DO_type_specific_params_selection_mask )
#define DO_type_specific(impl, type, output) \
DO_type_specific_keypair(impl, type, output) \
DO_type_specific_params(impl, type, output)
#define DO_type_specific_no_pub_selection_mask \
( DO_PRIVATE_KEY_selection_mask | DO_PARAMETERS_selection_mask)
#define DO_type_specific_no_pub(impl, type, output) \
DO_PRIVATE_KEY(impl, type, type_specific, output) \
DO_type_specific_params(impl, type, output)
#define DO_RSA_selection_mask DO_type_specific_keypair_selection_mask
#define DO_RSA(impl, type, output) DO_type_specific_keypair(impl, type, output)
#define DO_DH_selection_mask DO_type_specific_params_selection_mask
#define DO_DH(impl, type, output) DO_type_specific_params(impl, type, output)
#define DO_DHX_selection_mask DO_type_specific_params_selection_mask
#define DO_DHX(impl, type, output) DO_type_specific_params(impl, type, output)
#define DO_DSA_selection_mask DO_type_specific_selection_mask
#define DO_DSA(impl, type, output) DO_type_specific(impl, type, output)
#define DO_EC_selection_mask DO_type_specific_no_pub_selection_mask
#define DO_EC(impl, type, output) DO_type_specific_no_pub(impl, type, output)
#define DO_SM2_selection_mask DO_type_specific_no_pub_selection_mask
#define DO_SM2(impl, type, output) DO_type_specific_no_pub(impl, type, output)
#define DO_PKCS1_selection_mask DO_RSA_selection_mask
#define DO_PKCS1(impl, type, output) DO_RSA(impl, type, output)
#define DO_PKCS3_selection_mask DO_DH_selection_mask
#define DO_PKCS3(impl, type, output) DO_DH(impl, type, output)
#define DO_X9_42_selection_mask DO_DHX_selection_mask
#define DO_X9_42(impl, type, output) DO_DHX(impl, type, output)
#define DO_X9_62_selection_mask DO_EC_selection_mask
#define DO_X9_62(impl, type, output) DO_EC(impl, type, output)
#define MAKE_ENCODER(impl, type, evp_type, kind, output) \
static OSSL_FUNC_encoder_import_object_fn \
impl##_to_##kind##_##output##_import_object; \
static OSSL_FUNC_encoder_free_object_fn \
impl##_to_##kind##_##output##_free_object; \
static OSSL_FUNC_encoder_encode_fn \
impl##_to_##kind##_##output##_encode; \
\
static void * \
impl##_to_##kind##_##output##_import_object(void *vctx, int selection, \
const OSSL_PARAM params[]) \
{ \
struct key2any_ctx_st *ctx = vctx; \
\
return ossl_prov_import_key(ossl_##impl##_keymgmt_functions, \
ctx->provctx, selection, params); \
} \
static void impl##_to_##kind##_##output##_free_object(void *key) \
{ \
ossl_prov_free_key(ossl_##impl##_keymgmt_functions, key); \
} \
static int impl##_to_##kind##_##output##_does_selection(void *ctx, \
int selection) \
{ \
return key2any_check_selection(selection, \
DO_##kind##_selection_mask); \
} \
static int \
impl##_to_##kind##_##output##_encode(void *ctx, OSSL_CORE_BIO *cout, \
const void *key, \
const OSSL_PARAM key_abstract[], \
int selection, \
OSSL_PASSPHRASE_CALLBACK *cb, \
void *cbarg) \
{ \
\
if (key_abstract != NULL) { \
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT); \
return 0; \
} \
DO_##kind(impl, type, output) \
\
ERR_raise(ERR_LIB_PROV, ERR_R_PASSED_INVALID_ARGUMENT); \
return 0; \
} \
const OSSL_DISPATCH \
ossl_##impl##_to_##kind##_##output##_encoder_functions[] = { \
{ OSSL_FUNC_ENCODER_NEWCTX, \
(void (*)(void))key2any_newctx }, \
{ OSSL_FUNC_ENCODER_FREECTX, \
(void (*)(void))key2any_freectx }, \
{ OSSL_FUNC_ENCODER_SETTABLE_CTX_PARAMS, \
(void (*)(void))key2any_settable_ctx_params }, \
{ OSSL_FUNC_ENCODER_SET_CTX_PARAMS, \
(void (*)(void))key2any_set_ctx_params }, \
{ OSSL_FUNC_ENCODER_DOES_SELECTION, \
(void (*)(void))impl##_to_##kind##_##output##_does_selection }, \
{ OSSL_FUNC_ENCODER_IMPORT_OBJECT, \
(void (*)(void))impl##_to_##kind##_##output##_import_object }, \
{ OSSL_FUNC_ENCODER_FREE_OBJECT, \
(void (*)(void))impl##_to_##kind##_##output##_free_object }, \
{ OSSL_FUNC_ENCODER_ENCODE, \
(void (*)(void))impl##_to_##kind##_##output##_encode }, \
OSSL_DISPATCH_END \
}
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, type_specific_keypair, der);
#ifndef OPENSSL_NO_DH
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, type_specific_params, der);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, type_specific_params, der);
#endif
#ifndef OPENSSL_NO_DSA
MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, type_specific, der);
#endif
#ifndef OPENSSL_NO_EC
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, type_specific_no_pub, der);
# ifndef OPENSSL_NO_SM2
MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, type_specific_no_pub, der);
# endif
#endif
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, type_specific_keypair, pem);
#ifndef OPENSSL_NO_DH
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, type_specific_params, pem);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, type_specific_params, pem);
#endif
#ifndef OPENSSL_NO_DSA
MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, type_specific, pem);
#endif
#ifndef OPENSSL_NO_EC
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, type_specific_no_pub, pem);
# ifndef OPENSSL_NO_SM2
MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, type_specific_no_pub, pem);
# endif
#endif
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, EncryptedPrivateKeyInfo, der);
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, EncryptedPrivateKeyInfo, pem);
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, PrivateKeyInfo, der);
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, PrivateKeyInfo, pem);
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, SubjectPublicKeyInfo, der);
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, SubjectPublicKeyInfo, pem);
MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, EncryptedPrivateKeyInfo, der);
MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, EncryptedPrivateKeyInfo, pem);
MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, PrivateKeyInfo, der);
MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, PrivateKeyInfo, pem);
MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, SubjectPublicKeyInfo, der);
MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, SubjectPublicKeyInfo, pem);
#ifndef OPENSSL_NO_DH
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, EncryptedPrivateKeyInfo, der);
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, EncryptedPrivateKeyInfo, pem);
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, PrivateKeyInfo, der);
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, PrivateKeyInfo, pem);
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, SubjectPublicKeyInfo, der);
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, SubjectPublicKeyInfo, pem);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, EncryptedPrivateKeyInfo, der);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, EncryptedPrivateKeyInfo, pem);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, PrivateKeyInfo, der);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, PrivateKeyInfo, pem);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, SubjectPublicKeyInfo, der);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, SubjectPublicKeyInfo, pem);
#endif
#ifndef OPENSSL_NO_DSA
MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, EncryptedPrivateKeyInfo, der);
MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, EncryptedPrivateKeyInfo, pem);
MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, PrivateKeyInfo, der);
MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, PrivateKeyInfo, pem);
MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, SubjectPublicKeyInfo, der);
MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, SubjectPublicKeyInfo, pem);
#endif
#ifndef OPENSSL_NO_EC
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, EncryptedPrivateKeyInfo, der);
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, EncryptedPrivateKeyInfo, pem);
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, PrivateKeyInfo, der);
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, PrivateKeyInfo, pem);
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, SubjectPublicKeyInfo, der);
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, SubjectPublicKeyInfo, pem);
# ifndef OPENSSL_NO_SM2
MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, EncryptedPrivateKeyInfo, der);
MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, EncryptedPrivateKeyInfo, pem);
MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, PrivateKeyInfo, der);
MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, PrivateKeyInfo, pem);
MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, SubjectPublicKeyInfo, der);
MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, SubjectPublicKeyInfo, pem);
# endif
# ifndef OPENSSL_NO_ECX
MAKE_ENCODER(ed25519, ecx, EVP_PKEY_ED25519, EncryptedPrivateKeyInfo, der);
MAKE_ENCODER(ed25519, ecx, EVP_PKEY_ED25519, EncryptedPrivateKeyInfo, pem);
MAKE_ENCODER(ed25519, ecx, EVP_PKEY_ED25519, PrivateKeyInfo, der);
MAKE_ENCODER(ed25519, ecx, EVP_PKEY_ED25519, PrivateKeyInfo, pem);
MAKE_ENCODER(ed25519, ecx, EVP_PKEY_ED25519, SubjectPublicKeyInfo, der);
MAKE_ENCODER(ed25519, ecx, EVP_PKEY_ED25519, SubjectPublicKeyInfo, pem);
MAKE_ENCODER(ed448, ecx, EVP_PKEY_ED448, EncryptedPrivateKeyInfo, der);
MAKE_ENCODER(ed448, ecx, EVP_PKEY_ED448, EncryptedPrivateKeyInfo, pem);
MAKE_ENCODER(ed448, ecx, EVP_PKEY_ED448, PrivateKeyInfo, der);
MAKE_ENCODER(ed448, ecx, EVP_PKEY_ED448, PrivateKeyInfo, pem);
MAKE_ENCODER(ed448, ecx, EVP_PKEY_ED448, SubjectPublicKeyInfo, der);
MAKE_ENCODER(ed448, ecx, EVP_PKEY_ED448, SubjectPublicKeyInfo, pem);
MAKE_ENCODER(x25519, ecx, EVP_PKEY_X25519, EncryptedPrivateKeyInfo, der);
MAKE_ENCODER(x25519, ecx, EVP_PKEY_X25519, EncryptedPrivateKeyInfo, pem);
MAKE_ENCODER(x25519, ecx, EVP_PKEY_X25519, PrivateKeyInfo, der);
MAKE_ENCODER(x25519, ecx, EVP_PKEY_X25519, PrivateKeyInfo, pem);
MAKE_ENCODER(x25519, ecx, EVP_PKEY_X25519, SubjectPublicKeyInfo, der);
MAKE_ENCODER(x25519, ecx, EVP_PKEY_X25519, SubjectPublicKeyInfo, pem);
MAKE_ENCODER(x448, ecx, EVP_PKEY_ED448, EncryptedPrivateKeyInfo, der);
MAKE_ENCODER(x448, ecx, EVP_PKEY_ED448, EncryptedPrivateKeyInfo, pem);
MAKE_ENCODER(x448, ecx, EVP_PKEY_ED448, PrivateKeyInfo, der);
MAKE_ENCODER(x448, ecx, EVP_PKEY_ED448, PrivateKeyInfo, pem);
MAKE_ENCODER(x448, ecx, EVP_PKEY_ED448, SubjectPublicKeyInfo, der);
MAKE_ENCODER(x448, ecx, EVP_PKEY_ED448, SubjectPublicKeyInfo, pem);
# endif
#endif
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, RSA, der);
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, RSA, pem);
#ifndef OPENSSL_NO_DH
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, DH, der);
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, DH, pem);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, DHX, der);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, DHX, pem);
#endif
#ifndef OPENSSL_NO_DSA
MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, DSA, der);
MAKE_ENCODER(dsa, dsa, EVP_PKEY_DSA, DSA, pem);
#endif
#ifndef OPENSSL_NO_EC
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, EC, der);
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, EC, pem);
# ifndef OPENSSL_NO_SM2
MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, SM2, der);
MAKE_ENCODER(sm2, ec, EVP_PKEY_EC, SM2, pem);
# endif
#endif
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, PKCS1, der);
MAKE_ENCODER(rsa, rsa, EVP_PKEY_RSA, PKCS1, pem);
MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, PKCS1, der);
MAKE_ENCODER(rsapss, rsa, EVP_PKEY_RSA_PSS, PKCS1, pem);
#ifndef OPENSSL_NO_DH
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, PKCS3, der);
MAKE_ENCODER(dh, dh, EVP_PKEY_DH, PKCS3, pem);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, X9_42, der);
MAKE_ENCODER(dhx, dh, EVP_PKEY_DHX, X9_42, pem);
#endif
#ifndef OPENSSL_NO_EC
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, X9_62, der);
MAKE_ENCODER(ec, ec, EVP_PKEY_EC, X9_62, pem);
#endif
| encode_decode | openssl/providers/implementations/encode_decode/encode_key2any.c | openssl |
#include "internal/deprecated.h"
#include <string.h>
#include <openssl/core_dispatch.h>
#include <openssl/core_names.h>
#include <openssl/core_object.h>
#include <openssl/crypto.h>
#include <openssl/err.h>
#include <openssl/params.h>
#include <openssl/pem.h>
#include <openssl/proverr.h>
#include "internal/nelem.h"
#include "prov/bio.h"
#include "prov/implementations.h"
#include "endecoder_local.h"
static int read_pem(PROV_CTX *provctx, OSSL_CORE_BIO *cin,
char **pem_name, char **pem_header,
unsigned char **data, long *len)
{
BIO *in = ossl_bio_new_from_core_bio(provctx, cin);
int ok;
if (in == NULL)
return 0;
ok = (PEM_read_bio(in, pem_name, pem_header, data, len) > 0);
BIO_free(in);
return ok;
}
static OSSL_FUNC_decoder_newctx_fn pem2der_newctx;
static OSSL_FUNC_decoder_freectx_fn pem2der_freectx;
static OSSL_FUNC_decoder_decode_fn pem2der_decode;
struct pem2der_ctx_st {
PROV_CTX *provctx;
};
static void *pem2der_newctx(void *provctx)
{
struct pem2der_ctx_st *ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ctx->provctx = provctx;
return ctx;
}
static void pem2der_freectx(void *vctx)
{
struct pem2der_ctx_st *ctx = vctx;
OPENSSL_free(ctx);
}
struct pem2der_pass_data_st {
OSSL_PASSPHRASE_CALLBACK *cb;
void *cbarg;
};
static int pem2der_pass_helper(char *buf, int num, int w, void *data)
{
struct pem2der_pass_data_st *pass_data = data;
size_t plen;
if (pass_data == NULL
|| pass_data->cb == NULL
|| !pass_data->cb(buf, num, &plen, NULL, pass_data->cbarg))
return -1;
return (int)plen;
}
static int pem2der_decode(void *vctx, OSSL_CORE_BIO *cin, int selection,
OSSL_CALLBACK *data_cb, void *data_cbarg,
OSSL_PASSPHRASE_CALLBACK *pw_cb, void *pw_cbarg)
{
static struct pem_name_map_st {
const char *pem_name;
int object_type;
const char *data_type;
const char *data_structure;
} pem_name_map[] = {
{ PEM_STRING_PKCS8, OSSL_OBJECT_PKEY, NULL, "EncryptedPrivateKeyInfo" },
{ PEM_STRING_PKCS8INF, OSSL_OBJECT_PKEY, NULL, "PrivateKeyInfo" },
{ PEM_STRING_PUBLIC, OSSL_OBJECT_PKEY, NULL, "SubjectPublicKeyInfo" },
{ PEM_STRING_DHPARAMS, OSSL_OBJECT_PKEY, "DH", "type-specific" },
{ PEM_STRING_DHXPARAMS, OSSL_OBJECT_PKEY, "X9.42 DH", "type-specific" },
{ PEM_STRING_DSA, OSSL_OBJECT_PKEY, "DSA", "type-specific" },
{ PEM_STRING_DSA_PUBLIC, OSSL_OBJECT_PKEY, "DSA", "type-specific" },
{ PEM_STRING_DSAPARAMS, OSSL_OBJECT_PKEY, "DSA", "type-specific" },
{ PEM_STRING_ECPRIVATEKEY, OSSL_OBJECT_PKEY, "EC", "type-specific" },
{ PEM_STRING_ECPARAMETERS, OSSL_OBJECT_PKEY, "EC", "type-specific" },
{ PEM_STRING_SM2PARAMETERS, OSSL_OBJECT_PKEY, "SM2", "type-specific" },
{ PEM_STRING_RSA, OSSL_OBJECT_PKEY, "RSA", "type-specific" },
{ PEM_STRING_RSA_PUBLIC, OSSL_OBJECT_PKEY, "RSA", "type-specific" },
{ PEM_STRING_X509, OSSL_OBJECT_CERT, NULL, "Certificate" },
{ PEM_STRING_X509_TRUSTED, OSSL_OBJECT_CERT, NULL, "Certificate" },
{ PEM_STRING_X509_OLD, OSSL_OBJECT_CERT, NULL, "Certificate" },
{ PEM_STRING_X509_CRL, OSSL_OBJECT_CRL, NULL, "CertificateList" }
};
struct pem2der_ctx_st *ctx = vctx;
char *pem_name = NULL, *pem_header = NULL;
size_t i;
unsigned char *der = NULL;
long der_len = 0;
int ok = 0;
int objtype = OSSL_OBJECT_UNKNOWN;
ok = read_pem(ctx->provctx, cin, &pem_name, &pem_header,
&der, &der_len) > 0;
if (!ok)
return 1;
if (strlen(pem_header) > 10) {
EVP_CIPHER_INFO cipher;
struct pem2der_pass_data_st pass_data;
ok = 0;
pass_data.cb = pw_cb;
pass_data.cbarg = pw_cbarg;
if (!PEM_get_EVP_CIPHER_INFO(pem_header, &cipher)
|| !PEM_do_header(&cipher, der, &der_len,
pem2der_pass_helper, &pass_data))
goto end;
}
ok = 1;
for (i = 0; i < OSSL_NELEM(pem_name_map); i++)
if (strcmp(pem_name, pem_name_map[i].pem_name) == 0)
break;
if (i < OSSL_NELEM(pem_name_map)) {
OSSL_PARAM params[5], *p = params;
char *data_type = (char *)pem_name_map[i].data_type;
char *data_structure = (char *)pem_name_map[i].data_structure;
objtype = pem_name_map[i].object_type;
if (data_type != NULL)
*p++ =
OSSL_PARAM_construct_utf8_string(OSSL_OBJECT_PARAM_DATA_TYPE,
data_type, 0);
if (data_structure != NULL)
*p++ =
OSSL_PARAM_construct_utf8_string(OSSL_OBJECT_PARAM_DATA_STRUCTURE,
data_structure, 0);
*p++ =
OSSL_PARAM_construct_octet_string(OSSL_OBJECT_PARAM_DATA,
der, der_len);
*p++ =
OSSL_PARAM_construct_int(OSSL_OBJECT_PARAM_TYPE, &objtype);
*p = OSSL_PARAM_construct_end();
ok = data_cb(params, data_cbarg);
}
end:
OPENSSL_free(pem_name);
OPENSSL_free(pem_header);
OPENSSL_free(der);
return ok;
}
const OSSL_DISPATCH ossl_pem_to_der_decoder_functions[] = {
{ OSSL_FUNC_DECODER_NEWCTX, (void (*)(void))pem2der_newctx },
{ OSSL_FUNC_DECODER_FREECTX, (void (*)(void))pem2der_freectx },
{ OSSL_FUNC_DECODER_DECODE, (void (*)(void))pem2der_decode },
OSSL_DISPATCH_END
};
| encode_decode | openssl/providers/implementations/encode_decode/decode_pem2der.c | openssl |
#include "internal/deprecated.h"
#include <openssl/proverr.h>
#include "cipher_aes_xts.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define AES_XTS_FLAGS PROV_CIPHER_FLAG_CUSTOM_IV
#define AES_XTS_IV_BITS 128
#define AES_XTS_BLOCK_BITS 8
static OSSL_FUNC_cipher_encrypt_init_fn aes_xts_einit;
static OSSL_FUNC_cipher_decrypt_init_fn aes_xts_dinit;
static OSSL_FUNC_cipher_update_fn aes_xts_stream_update;
static OSSL_FUNC_cipher_final_fn aes_xts_stream_final;
static OSSL_FUNC_cipher_cipher_fn aes_xts_cipher;
static OSSL_FUNC_cipher_freectx_fn aes_xts_freectx;
static OSSL_FUNC_cipher_dupctx_fn aes_xts_dupctx;
static OSSL_FUNC_cipher_set_ctx_params_fn aes_xts_set_ctx_params;
static OSSL_FUNC_cipher_settable_ctx_params_fn aes_xts_settable_ctx_params;
static int aes_xts_check_keys_differ(const unsigned char *key, size_t bytes,
int enc)
{
if ((!ossl_aes_xts_allow_insecure_decrypt || enc)
&& CRYPTO_memcmp(key, key + bytes, bytes) == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_XTS_DUPLICATED_KEYS);
return 0;
}
return 1;
}
static int aes_xts_init(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[], int enc)
{
PROV_AES_XTS_CTX *xctx = (PROV_AES_XTS_CTX *)vctx;
PROV_CIPHER_CTX *ctx = &xctx->base;
if (!ossl_prov_is_running())
return 0;
ctx->enc = enc;
if (iv != NULL) {
if (!ossl_cipher_generic_initiv(vctx, iv, ivlen))
return 0;
}
if (key != NULL) {
if (keylen != ctx->keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (!aes_xts_check_keys_differ(key, keylen / 2, enc))
return 0;
if (!ctx->hw->init(ctx, key, keylen))
return 0;
}
return aes_xts_set_ctx_params(ctx, params);
}
static int aes_xts_einit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return aes_xts_init(vctx, key, keylen, iv, ivlen, params, 1);
}
static int aes_xts_dinit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return aes_xts_init(vctx, key, keylen, iv, ivlen, params, 0);
}
static void *aes_xts_newctx(void *provctx, unsigned int mode, uint64_t flags,
size_t kbits, size_t blkbits, size_t ivbits)
{
PROV_AES_XTS_CTX *ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL) {
ossl_cipher_generic_initkey(&ctx->base, kbits, blkbits, ivbits, mode,
flags, ossl_prov_cipher_hw_aes_xts(kbits),
NULL);
}
return ctx;
}
static void aes_xts_freectx(void *vctx)
{
PROV_AES_XTS_CTX *ctx = (PROV_AES_XTS_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *aes_xts_dupctx(void *vctx)
{
PROV_AES_XTS_CTX *in = (PROV_AES_XTS_CTX *)vctx;
PROV_AES_XTS_CTX *ret = NULL;
if (!ossl_prov_is_running())
return NULL;
if (in->xts.key1 != NULL) {
if (in->xts.key1 != &in->ks1)
return NULL;
}
if (in->xts.key2 != NULL) {
if (in->xts.key2 != &in->ks2)
return NULL;
}
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
in->base.hw->copyctx(&ret->base, &in->base);
return ret;
}
static int aes_xts_cipher(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in, size_t inl)
{
PROV_AES_XTS_CTX *ctx = (PROV_AES_XTS_CTX *)vctx;
if (!ossl_prov_is_running()
|| ctx->xts.key1 == NULL
|| ctx->xts.key2 == NULL
|| !ctx->base.iv_set
|| out == NULL
|| in == NULL
|| inl < AES_BLOCK_SIZE)
return 0;
if (inl > XTS_MAX_BLOCKS_PER_DATA_UNIT * AES_BLOCK_SIZE) {
ERR_raise(ERR_LIB_PROV, PROV_R_XTS_DATA_UNIT_IS_TOO_LARGE);
return 0;
}
if (ctx->stream != NULL)
(*ctx->stream)(in, out, inl, ctx->xts.key1, ctx->xts.key2, ctx->base.iv);
else if (CRYPTO_xts128_encrypt(&ctx->xts, ctx->base.iv, in, out, inl,
ctx->base.enc))
return 0;
*outl = inl;
return 1;
}
static int aes_xts_stream_update(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in,
size_t inl)
{
PROV_AES_XTS_CTX *ctx = (PROV_AES_XTS_CTX *)vctx;
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!aes_xts_cipher(ctx, out, outl, outsize, in, inl)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
return 1;
}
static int aes_xts_stream_final(void *vctx, unsigned char *out, size_t *outl,
size_t outsize)
{
if (!ossl_prov_is_running())
return 0;
*outl = 0;
return 1;
}
static const OSSL_PARAM aes_xts_known_settable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_END
};
static const OSSL_PARAM *aes_xts_settable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return aes_xts_known_settable_ctx_params;
}
static int aes_xts_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
const OSSL_PARAM *p;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL) {
size_t keylen;
if (!OSSL_PARAM_get_size_t(p, &keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (keylen != ctx->keylen)
return 0;
}
return 1;
}
#define IMPLEMENT_cipher(lcmode, UCMODE, kbits, flags) \
static OSSL_FUNC_cipher_get_params_fn aes_##kbits##_##lcmode##_get_params; \
static int aes_##kbits##_##lcmode##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \
flags, 2 * kbits, AES_XTS_BLOCK_BITS, \
AES_XTS_IV_BITS); \
} \
static OSSL_FUNC_cipher_newctx_fn aes_##kbits##_xts_newctx; \
static void *aes_##kbits##_xts_newctx(void *provctx) \
{ \
return aes_xts_newctx(provctx, EVP_CIPH_##UCMODE##_MODE, flags, 2 * kbits, \
AES_XTS_BLOCK_BITS, AES_XTS_IV_BITS); \
} \
const OSSL_DISPATCH ossl_aes##kbits##xts_functions[] = { \
{ OSSL_FUNC_CIPHER_NEWCTX, (void (*)(void))aes_##kbits##_xts_newctx }, \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))aes_xts_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))aes_xts_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))aes_xts_stream_update }, \
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))aes_xts_stream_final }, \
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))aes_xts_cipher }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))aes_xts_freectx }, \
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))aes_xts_dupctx }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, \
(void (*)(void))aes_##kbits##_##lcmode##_get_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void))aes_xts_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void))aes_xts_settable_ctx_params }, \
OSSL_DISPATCH_END \
}
IMPLEMENT_cipher(xts, XTS, 256, AES_XTS_FLAGS);
IMPLEMENT_cipher(xts, XTS, 128, AES_XTS_FLAGS);
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_xts.c | openssl |
#include "internal/deprecated.h"
#include <openssl/proverr.h>
#include "cipher_rc4_hmac_md5.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define RC4_HMAC_MD5_FLAGS (PROV_CIPHER_FLAG_VARIABLE_LENGTH \
| PROV_CIPHER_FLAG_AEAD)
#define RC4_HMAC_MD5_KEY_BITS (16 * 8)
#define RC4_HMAC_MD5_BLOCK_BITS (1 * 8)
#define RC4_HMAC_MD5_IV_BITS 0
#define RC4_HMAC_MD5_MODE 0
#define GET_HW(ctx) ((PROV_CIPHER_HW_RC4_HMAC_MD5 *)ctx->base.hw)
static OSSL_FUNC_cipher_encrypt_init_fn rc4_hmac_md5_einit;
static OSSL_FUNC_cipher_decrypt_init_fn rc4_hmac_md5_dinit;
static OSSL_FUNC_cipher_newctx_fn rc4_hmac_md5_newctx;
static OSSL_FUNC_cipher_freectx_fn rc4_hmac_md5_freectx;
static OSSL_FUNC_cipher_dupctx_fn rc4_hmac_md5_dupctx;
static OSSL_FUNC_cipher_get_ctx_params_fn rc4_hmac_md5_get_ctx_params;
static OSSL_FUNC_cipher_gettable_ctx_params_fn rc4_hmac_md5_gettable_ctx_params;
static OSSL_FUNC_cipher_set_ctx_params_fn rc4_hmac_md5_set_ctx_params;
static OSSL_FUNC_cipher_settable_ctx_params_fn rc4_hmac_md5_settable_ctx_params;
static OSSL_FUNC_cipher_get_params_fn rc4_hmac_md5_get_params;
#define rc4_hmac_md5_gettable_params ossl_cipher_generic_gettable_params
#define rc4_hmac_md5_update ossl_cipher_generic_stream_update
#define rc4_hmac_md5_final ossl_cipher_generic_stream_final
#define rc4_hmac_md5_cipher ossl_cipher_generic_cipher
static void *rc4_hmac_md5_newctx(void *provctx)
{
PROV_RC4_HMAC_MD5_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ossl_cipher_generic_initkey(ctx, RC4_HMAC_MD5_KEY_BITS,
RC4_HMAC_MD5_BLOCK_BITS,
RC4_HMAC_MD5_IV_BITS,
RC4_HMAC_MD5_MODE, RC4_HMAC_MD5_FLAGS,
ossl_prov_cipher_hw_rc4_hmac_md5(
RC4_HMAC_MD5_KEY_BITS
), NULL);
return ctx;
}
static void rc4_hmac_md5_freectx(void *vctx)
{
PROV_RC4_HMAC_MD5_CTX *ctx = (PROV_RC4_HMAC_MD5_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *rc4_hmac_md5_dupctx(void *vctx)
{
PROV_RC4_HMAC_MD5_CTX *ctx = vctx;
if (ctx == NULL)
return NULL;
return OPENSSL_memdup(ctx, sizeof(*ctx));
}
static int rc4_hmac_md5_einit(void *ctx, const unsigned char *key,
size_t keylen, const unsigned char *iv,
size_t ivlen, const OSSL_PARAM params[])
{
if (!ossl_cipher_generic_einit(ctx, key, keylen, iv, ivlen, NULL))
return 0;
return rc4_hmac_md5_set_ctx_params(ctx, params);
}
static int rc4_hmac_md5_dinit(void *ctx, const unsigned char *key,
size_t keylen, const unsigned char *iv,
size_t ivlen, const OSSL_PARAM params[])
{
if (!ossl_cipher_generic_dinit(ctx, key, keylen, iv, ivlen, NULL))
return 0;
return rc4_hmac_md5_set_ctx_params(ctx, params);
}
static const OSSL_PARAM rc4_hmac_md5_known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_IVLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_AEAD_TLS1_AAD_PAD, NULL),
OSSL_PARAM_END
};
const OSSL_PARAM *rc4_hmac_md5_gettable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return rc4_hmac_md5_known_gettable_ctx_params;
}
static int rc4_hmac_md5_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_RC4_HMAC_MD5_CTX *ctx = (PROV_RC4_HMAC_MD5_CTX *)vctx;
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->base.keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->base.ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TLS1_AAD_PAD);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->tls_aad_pad_sz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
return 1;
}
static const OSSL_PARAM rc4_hmac_md5_known_settable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_IVLEN, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TLS1_AAD, NULL, 0),
OSSL_PARAM_END
};
const OSSL_PARAM *rc4_hmac_md5_settable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return rc4_hmac_md5_known_settable_ctx_params;
}
static int rc4_hmac_md5_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_RC4_HMAC_MD5_CTX *ctx = (PROV_RC4_HMAC_MD5_CTX *)vctx;
const OSSL_PARAM *p;
size_t sz;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL) {
if (!OSSL_PARAM_get_size_t(p, &sz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (ctx->base.keylen != sz) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL) {
if (!OSSL_PARAM_get_size_t(p, &sz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (ctx->base.ivlen != sz) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_TLS1_AAD);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
sz = GET_HW(ctx)->tls_init(&ctx->base, p->data, p->data_size);
if (sz == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_DATA);
return 0;
}
ctx->tls_aad_pad_sz = sz;
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_MAC_KEY);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
GET_HW(ctx)->init_mackey(&ctx->base, p->data, p->data_size);
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_TLS_VERSION);
if (p != NULL) {
if (!OSSL_PARAM_get_uint(p, &ctx->base.tlsversion)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
}
return 1;
}
static int rc4_hmac_md5_get_params(OSSL_PARAM params[])
{
return ossl_cipher_generic_get_params(params, RC4_HMAC_MD5_MODE,
RC4_HMAC_MD5_FLAGS,
RC4_HMAC_MD5_KEY_BITS,
RC4_HMAC_MD5_BLOCK_BITS,
RC4_HMAC_MD5_IV_BITS);
}
const OSSL_DISPATCH ossl_rc4_hmac_ossl_md5_functions[] = {
{ OSSL_FUNC_CIPHER_NEWCTX, (void (*)(void))rc4_hmac_md5_newctx },
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))rc4_hmac_md5_freectx },
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))rc4_hmac_md5_dupctx },
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))rc4_hmac_md5_einit },
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))rc4_hmac_md5_dinit },
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))rc4_hmac_md5_update },
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))rc4_hmac_md5_final },
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))rc4_hmac_md5_cipher },
{ OSSL_FUNC_CIPHER_GET_PARAMS, (void (*)(void))rc4_hmac_md5_get_params },
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS,
(void (*)(void))rc4_hmac_md5_gettable_params },
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS,
(void (*)(void))rc4_hmac_md5_get_ctx_params },
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS,
(void (*)(void))rc4_hmac_md5_gettable_ctx_params },
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS,
(void (*)(void))rc4_hmac_md5_set_ctx_params },
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS,
(void (*)(void))rc4_hmac_md5_settable_ctx_params },
OSSL_DISPATCH_END
};
| ciphers | openssl/providers/implementations/ciphers/cipher_rc4_hmac_md5.c | openssl |
#include "internal/deprecated.h"
#include "cipher_aes_gcm.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static void *aes_gcm_newctx(void *provctx, size_t keybits)
{
PROV_AES_GCM_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ossl_gcm_initctx(provctx, &ctx->base, keybits,
ossl_prov_aes_hw_gcm(keybits));
return ctx;
}
static void *aes_gcm_dupctx(void *provctx)
{
PROV_AES_GCM_CTX *ctx = provctx;
PROV_AES_GCM_CTX *dctx = NULL;
if (ctx == NULL)
return NULL;
dctx = OPENSSL_memdup(ctx, sizeof(*ctx));
if (dctx != NULL && dctx->base.gcm.key != NULL)
dctx->base.gcm.key = &dctx->ks.ks;
return dctx;
}
static OSSL_FUNC_cipher_freectx_fn aes_gcm_freectx;
static void aes_gcm_freectx(void *vctx)
{
PROV_AES_GCM_CTX *ctx = (PROV_AES_GCM_CTX *)vctx;
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
IMPLEMENT_aead_cipher(aes, gcm, GCM, AEAD_FLAGS, 128, 8, 96);
IMPLEMENT_aead_cipher(aes, gcm, GCM, AEAD_FLAGS, 192, 8, 96);
IMPLEMENT_aead_cipher(aes, gcm, GCM, AEAD_FLAGS, 256, 8, 96);
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_gcm.c | openssl |
#include "internal/deprecated.h"
#include "cipher_idea.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static OSSL_FUNC_cipher_freectx_fn idea_freectx;
static OSSL_FUNC_cipher_dupctx_fn idea_dupctx;
static void idea_freectx(void *vctx)
{
PROV_IDEA_CTX *ctx = (PROV_IDEA_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *idea_dupctx(void *ctx)
{
PROV_IDEA_CTX *in = (PROV_IDEA_CTX *)ctx;
PROV_IDEA_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
*ret = *in;
return ret;
}
IMPLEMENT_generic_cipher(idea, IDEA, ecb, ECB, 0, 128, 64, 0, block)
IMPLEMENT_generic_cipher(idea, IDEA, cbc, CBC, 0, 128, 64, 64, block)
IMPLEMENT_generic_cipher(idea, IDEA, ofb64, OFB, 0, 128, 8, 64, stream)
IMPLEMENT_generic_cipher(idea, IDEA, cfb64, CFB, 0, 128, 8, 64, stream)
| ciphers | openssl/providers/implementations/ciphers/cipher_idea.c | openssl |
#include "internal/deprecated.h"
#include <openssl/prov_ssl.h>
#include <openssl/proverr.h>
#include "cipher_aes_cbc_hmac_sha.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#ifndef AES_CBC_HMAC_SHA_CAPABLE
# define IMPLEMENT_CIPHER(nm, sub, kbits, blkbits, ivbits, flags) \
const OSSL_DISPATCH ossl_##nm##kbits##sub##_functions[] = { \
OSSL_DISPATCH_END \
};
#else
# define AES_CBC_HMAC_SHA_FLAGS (PROV_CIPHER_FLAG_AEAD \
| PROV_CIPHER_FLAG_TLS1_MULTIBLOCK)
static OSSL_FUNC_cipher_encrypt_init_fn aes_einit;
static OSSL_FUNC_cipher_decrypt_init_fn aes_dinit;
static OSSL_FUNC_cipher_freectx_fn aes_cbc_hmac_sha1_freectx;
static OSSL_FUNC_cipher_freectx_fn aes_cbc_hmac_sha256_freectx;
static OSSL_FUNC_cipher_get_ctx_params_fn aes_get_ctx_params;
static OSSL_FUNC_cipher_gettable_ctx_params_fn aes_gettable_ctx_params;
static OSSL_FUNC_cipher_set_ctx_params_fn aes_set_ctx_params;
static OSSL_FUNC_cipher_settable_ctx_params_fn aes_settable_ctx_params;
# define aes_gettable_params ossl_cipher_generic_gettable_params
# define aes_update ossl_cipher_generic_stream_update
# define aes_final ossl_cipher_generic_stream_final
# define aes_cipher ossl_cipher_generic_cipher
static int aes_einit(void *ctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
if (!ossl_cipher_generic_einit(ctx, key, keylen, iv, ivlen, NULL))
return 0;
return aes_set_ctx_params(ctx, params);
}
static int aes_dinit(void *ctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
if (!ossl_cipher_generic_dinit(ctx, key, keylen, iv, ivlen, NULL))
return 0;
return aes_set_ctx_params(ctx, params);
}
static const OSSL_PARAM cipher_aes_known_settable_ctx_params[] = {
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_MAC_KEY, NULL, 0),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TLS1_AAD, NULL, 0),
# if !defined(OPENSSL_NO_MULTIBLOCK)
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_MAX_SEND_FRAGMENT, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_AAD, NULL),
OSSL_PARAM_uint(OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_INTERLEAVE, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_ENC, NULL, 0),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_ENC_IN, NULL, 0),
# endif
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_END
};
const OSSL_PARAM *aes_settable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return cipher_aes_known_settable_ctx_params;
}
static int aes_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
PROV_CIPHER_HW_AES_HMAC_SHA *hw =
(PROV_CIPHER_HW_AES_HMAC_SHA *)ctx->hw;
const OSSL_PARAM *p;
int ret = 1;
# if !defined(OPENSSL_NO_MULTIBLOCK)
EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM mb_param;
# endif
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_MAC_KEY);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
hw->init_mac_key(ctx, p->data, p->data_size);
}
# if !defined(OPENSSL_NO_MULTIBLOCK)
p = OSSL_PARAM_locate_const(params,
OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_MAX_SEND_FRAGMENT);
if (p != NULL
&& !OSSL_PARAM_get_size_t(p, &ctx->multiblock_max_send_fragment)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_AAD);
if (p != NULL) {
const OSSL_PARAM *p1 = OSSL_PARAM_locate_const(params,
OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_INTERLEAVE);
if (p->data_type != OSSL_PARAM_OCTET_STRING
|| p1 == NULL
|| !OSSL_PARAM_get_uint(p1, &mb_param.interleave)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
mb_param.inp = p->data;
mb_param.len = p->data_size;
if (hw->tls1_multiblock_aad(vctx, &mb_param) <= 0)
return 0;
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_ENC);
if (p != NULL) {
const OSSL_PARAM *p1 = OSSL_PARAM_locate_const(params,
OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_INTERLEAVE);
const OSSL_PARAM *pin = OSSL_PARAM_locate_const(params,
OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_ENC_IN);
if (p->data_type != OSSL_PARAM_OCTET_STRING
|| pin == NULL
|| pin->data_type != OSSL_PARAM_OCTET_STRING
|| p1 == NULL
|| !OSSL_PARAM_get_uint(p1, &mb_param.interleave)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
mb_param.out = p->data;
mb_param.inp = pin->data;
mb_param.len = pin->data_size;
if (hw->tls1_multiblock_encrypt(vctx, &mb_param) <= 0)
return 0;
}
# endif
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_TLS1_AAD);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (hw->set_tls1_aad(ctx, p->data, p->data_size) <= 0)
return 0;
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL) {
size_t keylen;
if (!OSSL_PARAM_get_size_t(p, &keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (ctx->base.keylen != keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_TLS_VERSION);
if (p != NULL) {
if (!OSSL_PARAM_get_uint(p, &ctx->base.tlsversion)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (ctx->base.tlsversion == SSL3_VERSION
|| ctx->base.tlsversion == TLS1_VERSION) {
if (!ossl_assert(ctx->base.removetlsfixed >= AES_BLOCK_SIZE)) {
ERR_raise(ERR_LIB_PROV, ERR_R_INTERNAL_ERROR);
return 0;
}
ctx->base.removetlsfixed -= AES_BLOCK_SIZE;
}
}
return ret;
}
static int aes_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
OSSL_PARAM *p;
# if !defined(OPENSSL_NO_MULTIBLOCK)
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_MAX_BUFSIZE);
if (p != NULL) {
PROV_CIPHER_HW_AES_HMAC_SHA *hw =
(PROV_CIPHER_HW_AES_HMAC_SHA *)ctx->hw;
size_t len = hw->tls1_multiblock_max_bufsize(ctx);
if (!OSSL_PARAM_set_size_t(p, len)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_INTERLEAVE);
if (p != NULL && !OSSL_PARAM_set_uint(p, ctx->multiblock_interleave)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_AAD_PACKLEN);
if (p != NULL && !OSSL_PARAM_set_uint(p, ctx->multiblock_aad_packlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_ENC_LEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->multiblock_encrypt_len)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
# endif
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TLS1_AAD_PAD);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->tls_aad_pad)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->base.keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->base.ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IV);
if (p != NULL
&& !OSSL_PARAM_set_octet_string(p, ctx->base.oiv, ctx->base.ivlen)
&& !OSSL_PARAM_set_octet_ptr(p, &ctx->base.oiv, ctx->base.ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_UPDATED_IV);
if (p != NULL
&& !OSSL_PARAM_set_octet_string(p, ctx->base.iv, ctx->base.ivlen)
&& !OSSL_PARAM_set_octet_ptr(p, &ctx->base.iv, ctx->base.ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
return 1;
}
static const OSSL_PARAM cipher_aes_known_gettable_ctx_params[] = {
# if !defined(OPENSSL_NO_MULTIBLOCK)
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_MAX_BUFSIZE, NULL),
OSSL_PARAM_uint(OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_INTERLEAVE, NULL),
OSSL_PARAM_uint(OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_AAD_PACKLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK_ENC_LEN, NULL),
# endif
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_AEAD_TLS1_AAD_PAD, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_IVLEN, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_IV, NULL, 0),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_UPDATED_IV, NULL, 0),
OSSL_PARAM_END
};
const OSSL_PARAM *aes_gettable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return cipher_aes_known_gettable_ctx_params;
}
static void base_init(void *provctx, PROV_AES_HMAC_SHA_CTX *ctx,
const PROV_CIPHER_HW_AES_HMAC_SHA *meths,
size_t kbits, size_t blkbits, size_t ivbits,
uint64_t flags)
{
ossl_cipher_generic_initkey(&ctx->base, kbits, blkbits, ivbits,
EVP_CIPH_CBC_MODE, flags,
&meths->base, provctx);
ctx->hw = (PROV_CIPHER_HW_AES_HMAC_SHA *)ctx->base.hw;
}
static void *aes_cbc_hmac_sha1_newctx(void *provctx, size_t kbits,
size_t blkbits, size_t ivbits,
uint64_t flags)
{
PROV_AES_HMAC_SHA1_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
base_init(provctx, &ctx->base_ctx,
ossl_prov_cipher_hw_aes_cbc_hmac_sha1(), kbits, blkbits,
ivbits, flags);
return ctx;
}
static void *aes_cbc_hmac_sha1_dupctx(void *provctx)
{
PROV_AES_HMAC_SHA1_CTX *ctx = provctx;
if (ctx == NULL)
return NULL;
return OPENSSL_memdup(ctx, sizeof(*ctx));
}
static void aes_cbc_hmac_sha1_freectx(void *vctx)
{
PROV_AES_HMAC_SHA1_CTX *ctx = (PROV_AES_HMAC_SHA1_CTX *)vctx;
if (ctx != NULL) {
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
}
static void *aes_cbc_hmac_sha256_newctx(void *provctx, size_t kbits,
size_t blkbits, size_t ivbits,
uint64_t flags)
{
PROV_AES_HMAC_SHA256_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
base_init(provctx, &ctx->base_ctx,
ossl_prov_cipher_hw_aes_cbc_hmac_sha256(), kbits, blkbits,
ivbits, flags);
return ctx;
}
static void *aes_cbc_hmac_sha256_dupctx(void *provctx)
{
PROV_AES_HMAC_SHA256_CTX *ctx = provctx;
return OPENSSL_memdup(ctx, sizeof(*ctx));
}
static void aes_cbc_hmac_sha256_freectx(void *vctx)
{
PROV_AES_HMAC_SHA256_CTX *ctx = (PROV_AES_HMAC_SHA256_CTX *)vctx;
if (ctx != NULL) {
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
}
# define IMPLEMENT_CIPHER(nm, sub, kbits, blkbits, ivbits, flags) \
static OSSL_FUNC_cipher_newctx_fn nm##_##kbits##_##sub##_newctx; \
static void *nm##_##kbits##_##sub##_newctx(void *provctx) \
{ \
return nm##_##sub##_newctx(provctx, kbits, blkbits, ivbits, flags); \
} \
static OSSL_FUNC_cipher_get_params_fn nm##_##kbits##_##sub##_get_params; \
static int nm##_##kbits##_##sub##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_CBC_MODE, \
flags, kbits, blkbits, ivbits); \
} \
const OSSL_DISPATCH ossl_##nm##kbits##sub##_functions[] = { \
{ OSSL_FUNC_CIPHER_NEWCTX, (void (*)(void))nm##_##kbits##_##sub##_newctx },\
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))nm##_##sub##_freectx }, \
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))nm##_##sub##_dupctx}, \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))nm##_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))nm##_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))nm##_update }, \
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))nm##_final }, \
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))nm##_cipher }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, \
(void (*)(void))nm##_##kbits##_##sub##_get_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))nm##_gettable_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \
(void (*)(void))nm##_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void))nm##_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void))nm##_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void))nm##_settable_ctx_params }, \
OSSL_DISPATCH_END \
};
#endif
IMPLEMENT_CIPHER(aes, cbc_hmac_sha1, 128, 128, 128, AES_CBC_HMAC_SHA_FLAGS)
IMPLEMENT_CIPHER(aes, cbc_hmac_sha1, 256, 128, 128, AES_CBC_HMAC_SHA_FLAGS)
IMPLEMENT_CIPHER(aes, cbc_hmac_sha256, 128, 128, 128, AES_CBC_HMAC_SHA_FLAGS)
IMPLEMENT_CIPHER(aes, cbc_hmac_sha256, 256, 128, 128, AES_CBC_HMAC_SHA_FLAGS)
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_cbc_hmac_sha.c | openssl |
#include "internal/deprecated.h"
#include "cipher_tdes_default.h"
#include "prov/implementations.h"
IMPLEMENT_tdes_cipher(ede3, EDE3, ofb, OFB, TDES_FLAGS, 64*3, 8, 64, stream);
IMPLEMENT_tdes_cipher(ede3, EDE3, cfb, CFB, TDES_FLAGS, 64*3, 8, 64, stream);
IMPLEMENT_tdes_cipher(ede3, EDE3, cfb1, CFB, TDES_FLAGS, 64*3, 8, 64, stream);
IMPLEMENT_tdes_cipher(ede3, EDE3, cfb8, CFB, TDES_FLAGS, 64*3, 8, 64, stream);
IMPLEMENT_tdes_cipher(ede2, EDE2, ecb, ECB, TDES_FLAGS, 64*2, 64, 0, block);
IMPLEMENT_tdes_cipher(ede2, EDE2, cbc, CBC, TDES_FLAGS, 64*2, 64, 64, block);
IMPLEMENT_tdes_cipher(ede2, EDE2, ofb, OFB, TDES_FLAGS, 64*2, 8, 64, stream);
IMPLEMENT_tdes_cipher(ede2, EDE2, cfb, CFB, TDES_FLAGS, 64*2, 8, 64, stream);
| ciphers | openssl/providers/implementations/ciphers/cipher_tdes_default.c | openssl |
#include "internal/deprecated.h"
#include "cipher_aes_ccm.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static void *aes_ccm_newctx(void *provctx, size_t keybits)
{
PROV_AES_CCM_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ossl_ccm_initctx(&ctx->base, keybits, ossl_prov_aes_hw_ccm(keybits));
return ctx;
}
static void *aes_ccm_dupctx(void *provctx)
{
PROV_AES_CCM_CTX *ctx = provctx;
PROV_AES_CCM_CTX *dupctx = NULL;
if (ctx == NULL)
return NULL;
dupctx = OPENSSL_memdup(provctx, sizeof(*ctx));
if (dupctx == NULL)
return NULL;
dupctx->base.ccm_ctx.key = &dupctx->ccm.ks.ks;
return dupctx;
}
static OSSL_FUNC_cipher_freectx_fn aes_ccm_freectx;
static void aes_ccm_freectx(void *vctx)
{
PROV_AES_CCM_CTX *ctx = (PROV_AES_CCM_CTX *)vctx;
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
IMPLEMENT_aead_cipher(aes, ccm, CCM, AEAD_FLAGS, 128, 8, 96);
IMPLEMENT_aead_cipher(aes, ccm, CCM, AEAD_FLAGS, 192, 8, 96);
IMPLEMENT_aead_cipher(aes, ccm, CCM, AEAD_FLAGS, 256, 8, 96);
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_ccm.c | openssl |
#include "internal/deprecated.h"
#include <openssl/evp.h>
#include <internal/endian.h>
#include <prov/implementations.h>
#include "cipher_aes_gcm_siv.h"
static ossl_inline void mulx_ghash(uint64_t *a)
{
uint64_t t[2], mask;
DECLARE_IS_ENDIAN;
if (IS_LITTLE_ENDIAN) {
t[0] = GSWAP8(a[0]);
t[1] = GSWAP8(a[1]);
} else {
t[0] = a[0];
t[1] = a[1];
}
mask = -(int64_t)(t[1] & 1) & 0xe1;
mask <<= 56;
if (IS_LITTLE_ENDIAN) {
a[1] = GSWAP8((t[1] >> 1) ^ (t[0] << 63));
a[0] = GSWAP8((t[0] >> 1) ^ mask);
} else {
a[1] = (t[1] >> 1) ^ (t[0] << 63);
a[0] = (t[0] >> 1) ^ mask;
}
}
#define aligned64(p) (((uintptr_t)p & 0x07) == 0)
static ossl_inline void byte_reverse16(uint8_t *out, const uint8_t *in)
{
if (aligned64(out) && aligned64(in)) {
((uint64_t *)out)[0] = GSWAP8(((uint64_t *)in)[1]);
((uint64_t *)out)[1] = GSWAP8(((uint64_t *)in)[0]);
} else {
int i;
for (i = 0; i < 16; i++)
out[i] = in[15 - i];
}
}
void ossl_polyval_ghash_init(u128 Htable[16], const uint64_t H[2])
{
uint64_t tmp[2];
DECLARE_IS_ENDIAN;
byte_reverse16((uint8_t *)tmp, (const uint8_t *)H);
mulx_ghash(tmp);
if (IS_LITTLE_ENDIAN) {
tmp[0] = GSWAP8(tmp[0]);
tmp[1] = GSWAP8(tmp[1]);
}
ossl_gcm_init_4bit(Htable, (u64*)tmp);
}
void ossl_polyval_ghash_hash(const u128 Htable[16], uint8_t *tag, const uint8_t *inp, size_t len)
{
uint64_t out[2];
uint64_t tmp[2];
size_t i;
byte_reverse16((uint8_t *)out, (uint8_t *)tag);
for (i = 0; i < len; i += 16) {
byte_reverse16((uint8_t *)tmp, &inp[i]);
ossl_gcm_ghash_4bit((u64*)out, Htable, (uint8_t *)tmp, 16);
}
byte_reverse16(tag, (uint8_t *)out);
}
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_gcm_siv_polyval.c | openssl |
#include "internal/deprecated.h"
#include "cipher_cast.h"
static int cipher_hw_cast5_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_CAST_CTX *bctx = (PROV_CAST_CTX *)ctx;
CAST_set_key(&(bctx->ks.ks), keylen, key);
return 1;
}
# define PROV_CIPHER_HW_cast_mode(mode, UCMODE) \
IMPLEMENT_CIPHER_HW_##UCMODE(mode, cast5, PROV_CAST_CTX, CAST_KEY, \
CAST_##mode) \
static const PROV_CIPHER_HW cast5_##mode = { \
cipher_hw_cast5_initkey, \
cipher_hw_cast5_##mode##_cipher \
}; \
const PROV_CIPHER_HW *ossl_prov_cipher_hw_cast5_##mode(size_t keybits) \
{ \
return &cast5_##mode; \
}
PROV_CIPHER_HW_cast_mode(cbc, CBC)
PROV_CIPHER_HW_cast_mode(ecb, ECB)
PROV_CIPHER_HW_cast_mode(ofb64, OFB)
PROV_CIPHER_HW_cast_mode(cfb64, CFB)
| ciphers | openssl/providers/implementations/ciphers/cipher_cast5_hw.c | openssl |
#include "cipher_sm4_ccm.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static OSSL_FUNC_cipher_freectx_fn sm4_ccm_freectx;
static void *sm4_ccm_newctx(void *provctx, size_t keybits)
{
PROV_SM4_CCM_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ossl_ccm_initctx(&ctx->base, keybits, ossl_prov_sm4_hw_ccm(keybits));
return ctx;
}
static void *sm4_ccm_dupctx(void *provctx)
{
PROV_SM4_CCM_CTX *ctx = provctx;
PROV_SM4_CCM_CTX *dctx = NULL;
if (ctx == NULL)
return NULL;
dctx = OPENSSL_memdup(ctx, sizeof(*ctx));
if (dctx != NULL && dctx->base.ccm_ctx.key != NULL)
dctx->base.ccm_ctx.key = &dctx->ks.ks;
return dctx;
}
static void sm4_ccm_freectx(void *vctx)
{
PROV_SM4_CCM_CTX *ctx = (PROV_SM4_CCM_CTX *)vctx;
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
IMPLEMENT_aead_cipher(sm4, ccm, CCM, AEAD_FLAGS, 128, 8, 96);
| ciphers | openssl/providers/implementations/ciphers/cipher_sm4_ccm.c | openssl |
#include "internal/deprecated.h"
#include "cipher_aes_xts.h"
#define XTS_SET_KEY_FN(fn_set_enc_key, fn_set_dec_key, \
fn_block_enc, fn_block_dec, \
fn_stream_enc, fn_stream_dec) { \
size_t bytes = keylen / 2; \
size_t bits = bytes * 8; \
\
if (ctx->enc) { \
fn_set_enc_key(key, bits, &xctx->ks1.ks); \
xctx->xts.block1 = (block128_f)fn_block_enc; \
} else { \
fn_set_dec_key(key, bits, &xctx->ks1.ks); \
xctx->xts.block1 = (block128_f)fn_block_dec; \
} \
fn_set_enc_key(key + bytes, bits, &xctx->ks2.ks); \
xctx->xts.block2 = (block128_f)fn_block_enc; \
xctx->xts.key1 = &xctx->ks1; \
xctx->xts.key2 = &xctx->ks2; \
xctx->stream = ctx->enc ? fn_stream_enc : fn_stream_dec; \
}
static int cipher_hw_aes_xts_generic_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_XTS_CTX *xctx = (PROV_AES_XTS_CTX *)ctx;
OSSL_xts_stream_fn stream_enc = NULL;
OSSL_xts_stream_fn stream_dec = NULL;
#ifdef AES_XTS_ASM
stream_enc = AES_xts_encrypt;
stream_dec = AES_xts_decrypt;
#endif
#ifdef HWAES_CAPABLE
if (HWAES_CAPABLE) {
# ifdef HWAES_xts_encrypt
stream_enc = HWAES_xts_encrypt;
# endif
# ifdef HWAES_xts_decrypt
stream_dec = HWAES_xts_decrypt;
# endif
XTS_SET_KEY_FN(HWAES_set_encrypt_key, HWAES_set_decrypt_key,
HWAES_encrypt, HWAES_decrypt,
stream_enc, stream_dec);
return 1;
} else
#endif
#ifdef BSAES_CAPABLE
if (BSAES_CAPABLE) {
stream_enc = ossl_bsaes_xts_encrypt;
stream_dec = ossl_bsaes_xts_decrypt;
} else
#endif
#ifdef VPAES_CAPABLE
if (VPAES_CAPABLE) {
XTS_SET_KEY_FN(vpaes_set_encrypt_key, vpaes_set_decrypt_key,
vpaes_encrypt, vpaes_decrypt, stream_enc, stream_dec);
return 1;
} else
#endif
{
(void)0;
}
{
XTS_SET_KEY_FN(AES_set_encrypt_key, AES_set_decrypt_key,
AES_encrypt, AES_decrypt, stream_enc, stream_dec);
}
return 1;
}
static void cipher_hw_aes_xts_copyctx(PROV_CIPHER_CTX *dst,
const PROV_CIPHER_CTX *src)
{
PROV_AES_XTS_CTX *sctx = (PROV_AES_XTS_CTX *)src;
PROV_AES_XTS_CTX *dctx = (PROV_AES_XTS_CTX *)dst;
*dctx = *sctx;
dctx->xts.key1 = &dctx->ks1.ks;
dctx->xts.key2 = &dctx->ks2.ks;
}
#if defined(AESNI_CAPABLE)
static int cipher_hw_aesni_xts_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_AES_XTS_CTX *xctx = (PROV_AES_XTS_CTX *)ctx;
XTS_SET_KEY_FN(aesni_set_encrypt_key, aesni_set_decrypt_key,
aesni_encrypt, aesni_decrypt,
aesni_xts_encrypt, aesni_xts_decrypt);
return 1;
}
# define PROV_CIPHER_HW_declare_xts() \
static const PROV_CIPHER_HW aesni_xts = { \
cipher_hw_aesni_xts_initkey, \
NULL, \
cipher_hw_aes_xts_copyctx \
};
# define PROV_CIPHER_HW_select_xts() \
if (AESNI_CAPABLE) \
return &aesni_xts;
# elif defined(SPARC_AES_CAPABLE)
static int cipher_hw_aes_xts_t4_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_AES_XTS_CTX *xctx = (PROV_AES_XTS_CTX *)ctx;
OSSL_xts_stream_fn stream_enc = NULL;
OSSL_xts_stream_fn stream_dec = NULL;
switch (keylen) {
case 32:
stream_enc = aes128_t4_xts_encrypt;
stream_dec = aes128_t4_xts_decrypt;
break;
case 64:
stream_enc = aes256_t4_xts_encrypt;
stream_dec = aes256_t4_xts_decrypt;
break;
default:
return 0;
}
XTS_SET_KEY_FN(aes_t4_set_encrypt_key, aes_t4_set_decrypt_key,
aes_t4_encrypt, aes_t4_decrypt,
stream_enc, stream_dec);
return 1;
}
# define PROV_CIPHER_HW_declare_xts() \
static const PROV_CIPHER_HW aes_xts_t4 = { \
cipher_hw_aes_xts_t4_initkey, \
NULL, \
cipher_hw_aes_xts_copyctx \
};
# define PROV_CIPHER_HW_select_xts() \
if (SPARC_AES_CAPABLE) \
return &aes_xts_t4;
#elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 64
static int cipher_hw_aes_xts_rv64i_zknd_zkne_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_XTS_CTX *xctx = (PROV_AES_XTS_CTX *)ctx;
OSSL_xts_stream_fn stream_enc = NULL;
OSSL_xts_stream_fn stream_dec = NULL;
XTS_SET_KEY_FN(rv64i_zkne_set_encrypt_key, rv64i_zknd_set_decrypt_key,
rv64i_zkne_encrypt, rv64i_zknd_decrypt,
stream_enc, stream_dec);
return 1;
}
static int cipher_hw_aes_xts_rv64i_zvbb_zvkg_zvkned_initkey(
PROV_CIPHER_CTX *ctx, const unsigned char *key, size_t keylen)
{
PROV_AES_XTS_CTX *xctx = (PROV_AES_XTS_CTX *)ctx;
OSSL_xts_stream_fn stream_enc = NULL;
OSSL_xts_stream_fn stream_dec = NULL;
if (keylen * 8 == 128 * 2 || keylen * 8 == 256 * 2) {
XTS_SET_KEY_FN(rv64i_zvkned_set_encrypt_key,
rv64i_zvkned_set_decrypt_key, rv64i_zvkned_encrypt,
rv64i_zvkned_decrypt,
rv64i_zvbb_zvkg_zvkned_aes_xts_encrypt,
rv64i_zvbb_zvkg_zvkned_aes_xts_decrypt);
} else {
XTS_SET_KEY_FN(AES_set_encrypt_key, AES_set_encrypt_key,
rv64i_zvkned_encrypt, rv64i_zvkned_decrypt,
stream_enc, stream_dec);
}
return 1;
}
static int cipher_hw_aes_xts_rv64i_zvkned_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_XTS_CTX *xctx = (PROV_AES_XTS_CTX *)ctx;
OSSL_xts_stream_fn stream_enc = NULL;
OSSL_xts_stream_fn stream_dec = NULL;
if (keylen * 8 == 128 * 2 || keylen * 8 == 256 * 2) {
XTS_SET_KEY_FN(rv64i_zvkned_set_encrypt_key,
rv64i_zvkned_set_decrypt_key,
rv64i_zvkned_encrypt, rv64i_zvkned_decrypt,
stream_enc, stream_dec);
} else {
XTS_SET_KEY_FN(AES_set_encrypt_key, AES_set_encrypt_key,
rv64i_zvkned_encrypt, rv64i_zvkned_decrypt,
stream_enc, stream_dec);
}
return 1;
}
# define PROV_CIPHER_HW_declare_xts() \
static const PROV_CIPHER_HW aes_xts_rv64i_zknd_zkne = { \
cipher_hw_aes_xts_rv64i_zknd_zkne_initkey, \
NULL, \
cipher_hw_aes_xts_copyctx \
}; \
static const PROV_CIPHER_HW aes_xts_rv64i_zvkned = { \
cipher_hw_aes_xts_rv64i_zvkned_initkey, \
NULL, \
cipher_hw_aes_xts_copyctx \
}; \
static const PROV_CIPHER_HW aes_xts_rv64i_zvbb_zvkg_zvkned = { \
cipher_hw_aes_xts_rv64i_zvbb_zvkg_zvkned_initkey, \
NULL, \
cipher_hw_aes_xts_copyctx \
};
# define PROV_CIPHER_HW_select_xts() \
if (RISCV_HAS_ZVBB() && RISCV_HAS_ZVKG() && RISCV_HAS_ZVKNED() && \
riscv_vlen() >= 128) \
return &aes_xts_rv64i_zvbb_zvkg_zvkned; \
if (RISCV_HAS_ZVKNED() && riscv_vlen() >= 128) \
return &aes_xts_rv64i_zvkned; \
else if (RISCV_HAS_ZKND_AND_ZKNE()) \
return &aes_xts_rv64i_zknd_zkne;
#elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 32
static int cipher_hw_aes_xts_rv32i_zknd_zkne_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_XTS_CTX *xctx = (PROV_AES_XTS_CTX *)ctx;
XTS_SET_KEY_FN(rv32i_zkne_set_encrypt_key, rv32i_zknd_zkne_set_decrypt_key,
rv32i_zkne_encrypt, rv32i_zknd_decrypt,
NULL, NULL);
return 1;
}
static int cipher_hw_aes_xts_rv32i_zbkb_zknd_zkne_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_XTS_CTX *xctx = (PROV_AES_XTS_CTX *)ctx;
XTS_SET_KEY_FN(rv32i_zbkb_zkne_set_encrypt_key, rv32i_zbkb_zknd_zkne_set_decrypt_key,
rv32i_zkne_encrypt, rv32i_zknd_decrypt,
NULL, NULL);
return 1;
}
# define PROV_CIPHER_HW_declare_xts() \
static const PROV_CIPHER_HW aes_xts_rv32i_zknd_zkne = { \
cipher_hw_aes_xts_rv32i_zknd_zkne_initkey, \
NULL, \
cipher_hw_aes_xts_copyctx \
}; \
static const PROV_CIPHER_HW aes_xts_rv32i_zbkb_zknd_zkne = { \
cipher_hw_aes_xts_rv32i_zbkb_zknd_zkne_initkey, \
NULL, \
cipher_hw_aes_xts_copyctx \
};
# define PROV_CIPHER_HW_select_xts() \
if (RISCV_HAS_ZBKB_AND_ZKND_AND_ZKNE()) \
return &aes_xts_rv32i_zbkb_zknd_zkne; \
if (RISCV_HAS_ZKND_AND_ZKNE()) \
return &aes_xts_rv32i_zknd_zkne;
# else
# define PROV_CIPHER_HW_declare_xts()
# define PROV_CIPHER_HW_select_xts()
#endif
static const PROV_CIPHER_HW aes_generic_xts = {
cipher_hw_aes_xts_generic_initkey,
NULL,
cipher_hw_aes_xts_copyctx
};
PROV_CIPHER_HW_declare_xts()
const PROV_CIPHER_HW *ossl_prov_cipher_hw_aes_xts(size_t keybits)
{
PROV_CIPHER_HW_select_xts()
return &aes_generic_xts;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_xts_hw.c | openssl |
#include "internal/deprecated.h"
#include <openssl/des.h>
#include "cipher_tdes_default.h"
#define ks1 tks.ks[0]
#define ks2 tks.ks[1].ks[0].cblock
#define ks3 tks.ks[2].ks[0].cblock
static int cipher_hw_desx_cbc_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_TDES_CTX *tctx = (PROV_TDES_CTX *)ctx;
DES_cblock *deskey = (DES_cblock *)key;
DES_set_key_unchecked(deskey, &tctx->ks1);
memcpy(&tctx->ks2, &key[8], 8);
memcpy(&tctx->ks3, &key[16], 8);
return 1;
}
static void cipher_hw_desx_copyctx(PROV_CIPHER_CTX *dst,
const PROV_CIPHER_CTX *src)
{
PROV_TDES_CTX *sctx = (PROV_TDES_CTX *)src;
PROV_TDES_CTX *dctx = (PROV_TDES_CTX *)dst;
*dctx = *sctx;
dst->ks = &dctx->tks.ks;
}
static int cipher_hw_desx_cbc(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
PROV_TDES_CTX *tctx = (PROV_TDES_CTX *)ctx;
while (inl >= MAXCHUNK) {
DES_xcbc_encrypt(in, out, (long)MAXCHUNK, &tctx->ks1,
(DES_cblock *)ctx->iv, &tctx->ks2, &tctx->ks3,
ctx->enc);
inl -= MAXCHUNK;
in += MAXCHUNK;
out += MAXCHUNK;
}
if (inl > 0)
DES_xcbc_encrypt(in, out, (long)inl, &tctx->ks1,
(DES_cblock *)ctx->iv, &tctx->ks2, &tctx->ks3,
ctx->enc);
return 1;
}
static const PROV_CIPHER_HW desx_cbc =
{
cipher_hw_desx_cbc_initkey,
cipher_hw_desx_cbc,
cipher_hw_desx_copyctx
};
const PROV_CIPHER_HW *ossl_prov_cipher_hw_tdes_desx_cbc(void)
{
return &desx_cbc;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_desx_hw.c | openssl |
#include "cipher_chacha20.h"
static int chacha20_initkey(PROV_CIPHER_CTX *bctx, const uint8_t *key,
size_t keylen)
{
PROV_CHACHA20_CTX *ctx = (PROV_CHACHA20_CTX *)bctx;
unsigned int i;
if (key != NULL) {
for (i = 0; i < CHACHA_KEY_SIZE; i += 4)
ctx->key.d[i / 4] = CHACHA_U8TOU32(key + i);
}
ctx->partial_len = 0;
return 1;
}
static int chacha20_initiv(PROV_CIPHER_CTX *bctx)
{
PROV_CHACHA20_CTX *ctx = (PROV_CHACHA20_CTX *)bctx;
unsigned int i;
if (bctx->iv_set) {
for (i = 0; i < CHACHA_CTR_SIZE; i += 4)
ctx->counter[i / 4] = CHACHA_U8TOU32(bctx->oiv + i);
}
ctx->partial_len = 0;
return 1;
}
static int chacha20_cipher(PROV_CIPHER_CTX *bctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
PROV_CHACHA20_CTX *ctx = (PROV_CHACHA20_CTX *)bctx;
unsigned int n, rem, ctr32;
n = ctx->partial_len;
if (n > 0) {
while (inl > 0 && n < CHACHA_BLK_SIZE) {
*out++ = *in++ ^ ctx->buf[n++];
inl--;
}
ctx->partial_len = n;
if (inl == 0)
return 1;
if (n == CHACHA_BLK_SIZE) {
ctx->partial_len = 0;
ctx->counter[0]++;
if (ctx->counter[0] == 0)
ctx->counter[1]++;
}
}
rem = (unsigned int)(inl % CHACHA_BLK_SIZE);
inl -= rem;
ctr32 = ctx->counter[0];
while (inl >= CHACHA_BLK_SIZE) {
size_t blocks = inl / CHACHA_BLK_SIZE;
if (sizeof(size_t) > sizeof(unsigned int) && blocks > (1U << 28))
blocks = (1U << 28);
ctr32 += (unsigned int)blocks;
if (ctr32 < blocks) {
blocks -= ctr32;
ctr32 = 0;
}
blocks *= CHACHA_BLK_SIZE;
ChaCha20_ctr32(out, in, blocks, ctx->key.d, ctx->counter);
inl -= blocks;
in += blocks;
out += blocks;
ctx->counter[0] = ctr32;
if (ctr32 == 0) ctx->counter[1]++;
}
if (rem > 0) {
memset(ctx->buf, 0, sizeof(ctx->buf));
ChaCha20_ctr32(ctx->buf, ctx->buf, CHACHA_BLK_SIZE,
ctx->key.d, ctx->counter);
for (n = 0; n < rem; n++)
out[n] = in[n] ^ ctx->buf[n];
ctx->partial_len = rem;
}
return 1;
}
static const PROV_CIPHER_HW_CHACHA20 chacha20_hw = {
{ chacha20_initkey, chacha20_cipher },
chacha20_initiv
};
const PROV_CIPHER_HW *ossl_prov_cipher_hw_chacha20(size_t keybits)
{
return (PROV_CIPHER_HW *)&chacha20_hw;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_chacha20_hw.c | openssl |
#include "cipher_sm4_gcm.h"
#include "crypto/sm4_platform.h"
# define SM4_GCM_HW_SET_KEY_CTR_FN(ks, fn_set_enc_key, fn_block, fn_ctr) \
fn_set_enc_key(key, ks); \
CRYPTO_gcm128_init(&ctx->gcm, ks, (block128_f)fn_block); \
ctx->ctr = (ctr128_f)fn_ctr; \
ctx->key_set = 1;
static int sm4_gcm_initkey(PROV_GCM_CTX *ctx, const unsigned char *key,
size_t keylen)
{
PROV_SM4_GCM_CTX *actx = (PROV_SM4_GCM_CTX *)ctx;
SM4_KEY *ks = &actx->ks.ks;
# ifdef HWSM4_CAPABLE
if (HWSM4_CAPABLE) {
# ifdef HWSM4_ctr32_encrypt_blocks
SM4_GCM_HW_SET_KEY_CTR_FN(ks, HWSM4_set_encrypt_key, HWSM4_encrypt,
HWSM4_ctr32_encrypt_blocks);
# else
SM4_GCM_HW_SET_KEY_CTR_FN(ks, HWSM4_set_encrypt_key, HWSM4_encrypt, NULL);
# endif
} else
# endif
#ifdef VPSM4_EX_CAPABLE
if (VPSM4_EX_CAPABLE) {
SM4_GCM_HW_SET_KEY_CTR_FN(ks, vpsm4_ex_set_encrypt_key, vpsm4_ex_encrypt,
vpsm4_ex_ctr32_encrypt_blocks);
} else
#endif
# ifdef VPSM4_CAPABLE
if (VPSM4_CAPABLE) {
SM4_GCM_HW_SET_KEY_CTR_FN(ks, vpsm4_set_encrypt_key, vpsm4_encrypt,
vpsm4_ctr32_encrypt_blocks);
} else
# endif
{
SM4_GCM_HW_SET_KEY_CTR_FN(ks, ossl_sm4_set_key, ossl_sm4_encrypt, NULL);
}
return 1;
}
static int hw_gcm_cipher_update(PROV_GCM_CTX *ctx, const unsigned char *in,
size_t len, unsigned char *out)
{
if (ctx->enc) {
if (ctx->ctr != NULL) {
if (CRYPTO_gcm128_encrypt_ctr32(&ctx->gcm, in, out, len, ctx->ctr))
return 0;
} else {
if (CRYPTO_gcm128_encrypt(&ctx->gcm, in, out, len))
return 0;
}
} else {
if (ctx->ctr != NULL) {
if (CRYPTO_gcm128_decrypt_ctr32(&ctx->gcm, in, out, len, ctx->ctr))
return 0;
} else {
if (CRYPTO_gcm128_decrypt(&ctx->gcm, in, out, len))
return 0;
}
}
return 1;
}
static const PROV_GCM_HW sm4_gcm = {
sm4_gcm_initkey,
ossl_gcm_setiv,
ossl_gcm_aad_update,
hw_gcm_cipher_update,
ossl_gcm_cipher_final,
ossl_gcm_one_shot
};
#if defined(__riscv) && __riscv_xlen == 64
# include "cipher_sm4_gcm_hw_rv64i.inc"
#else
const PROV_GCM_HW *ossl_prov_sm4_hw_gcm(size_t keybits)
{
return &sm4_gcm;
}
#endif
| ciphers | openssl/providers/implementations/ciphers/cipher_sm4_gcm_hw.c | openssl |
#include "internal/deprecated.h"
#include <openssl/rand.h>
#include <openssl/proverr.h>
#include "prov/ciphercommon.h"
#include "cipher_tdes.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
void *ossl_tdes_newctx(void *provctx, int mode, size_t kbits, size_t blkbits,
size_t ivbits, uint64_t flags, const PROV_CIPHER_HW *hw)
{
PROV_TDES_CTX *tctx;
if (!ossl_prov_is_running())
return NULL;
tctx = OPENSSL_zalloc(sizeof(*tctx));
if (tctx != NULL)
ossl_cipher_generic_initkey(tctx, kbits, blkbits, ivbits, mode, flags,
hw, provctx);
return tctx;
}
void *ossl_tdes_dupctx(void *ctx)
{
PROV_TDES_CTX *in = (PROV_TDES_CTX *)ctx;
PROV_TDES_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
in->base.hw->copyctx(&ret->base, &in->base);
return ret;
}
void ossl_tdes_freectx(void *vctx)
{
PROV_TDES_CTX *ctx = (PROV_TDES_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static int tdes_init(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[], int enc)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
ctx->num = 0;
ctx->bufsz = 0;
ctx->enc = enc;
if (iv != NULL) {
if (!ossl_cipher_generic_initiv(ctx, iv, ivlen))
return 0;
} else if (ctx->iv_set
&& (ctx->mode == EVP_CIPH_CBC_MODE
|| ctx->mode == EVP_CIPH_CFB_MODE
|| ctx->mode == EVP_CIPH_OFB_MODE)) {
memcpy(ctx->iv, ctx->oiv, ctx->ivlen);
}
if (key != NULL) {
if (keylen != ctx->keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (!ctx->hw->init(ctx, key, ctx->keylen))
return 0;
ctx->key_set = 1;
}
return ossl_cipher_generic_set_ctx_params(ctx, params);
}
int ossl_tdes_einit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return tdes_init(vctx, key, keylen, iv, ivlen, params, 1);
}
int ossl_tdes_dinit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return tdes_init(vctx, key, keylen, iv, ivlen, params, 0);
}
CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_START(ossl_tdes)
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_RANDOM_KEY, NULL, 0),
CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_END(ossl_tdes)
static int tdes_generatekey(PROV_CIPHER_CTX *ctx, void *ptr)
{
DES_cblock *deskey = ptr;
size_t kl = ctx->keylen;
if (kl == 0 || RAND_priv_bytes_ex(ctx->libctx, ptr, kl, 0) <= 0)
return 0;
DES_set_odd_parity(deskey);
if (kl >= 16) {
DES_set_odd_parity(deskey + 1);
if (kl >= 24)
DES_set_odd_parity(deskey + 2);
}
return 1;
}
int ossl_tdes_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
OSSL_PARAM *p;
if (!ossl_cipher_generic_get_ctx_params(vctx, params))
return 0;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_RANDOM_KEY);
if (p != NULL && !tdes_generatekey(ctx, p->data)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GENERATE_KEY);
return 0;
}
return 1;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_tdes_common.c | openssl |
#include "internal/deprecated.h"
#include "cipher_seed.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static OSSL_FUNC_cipher_freectx_fn seed_freectx;
static OSSL_FUNC_cipher_dupctx_fn seed_dupctx;
static void seed_freectx(void *vctx)
{
PROV_SEED_CTX *ctx = (PROV_SEED_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *seed_dupctx(void *ctx)
{
PROV_SEED_CTX *in = (PROV_SEED_CTX *)ctx;
PROV_SEED_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
*ret = *in;
return ret;
}
IMPLEMENT_generic_cipher(seed, SEED, ecb, ECB, 0, 128, 128, 0, block)
IMPLEMENT_generic_cipher(seed, SEED, cbc, CBC, 0, 128, 128, 128, block)
IMPLEMENT_generic_cipher(seed, SEED, ofb128, OFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(seed, SEED, cfb128, CFB, 0, 128, 8, 128, stream)
| ciphers | openssl/providers/implementations/ciphers/cipher_seed.c | openssl |
#include "cipher_sm4_gcm.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static OSSL_FUNC_cipher_freectx_fn sm4_gcm_freectx;
static void *sm4_gcm_newctx(void *provctx, size_t keybits)
{
PROV_SM4_GCM_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ossl_gcm_initctx(provctx, &ctx->base, keybits,
ossl_prov_sm4_hw_gcm(keybits));
return ctx;
}
static void *sm4_gcm_dupctx(void *provctx)
{
PROV_SM4_GCM_CTX *ctx = provctx;
PROV_SM4_GCM_CTX *dctx = NULL;
if (ctx == NULL)
return NULL;
dctx = OPENSSL_memdup(ctx, sizeof(*ctx));
if (dctx != NULL && dctx->base.gcm.key != NULL)
dctx->base.gcm.key = &dctx->ks.ks;
return dctx;
}
static void sm4_gcm_freectx(void *vctx)
{
PROV_SM4_GCM_CTX *ctx = (PROV_SM4_GCM_CTX *)vctx;
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
IMPLEMENT_aead_cipher(sm4, gcm, GCM, AEAD_FLAGS, 128, 8, 96);
| ciphers | openssl/providers/implementations/ciphers/cipher_sm4_gcm.c | openssl |
#include <openssl/prov_ssl.h>
#include <openssl/proverr.h>
#include "ciphercommon_local.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
static const OSSL_PARAM cipher_known_gettable_params[] = {
OSSL_PARAM_uint(OSSL_CIPHER_PARAM_MODE, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_IVLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_BLOCK_SIZE, NULL),
OSSL_PARAM_int(OSSL_CIPHER_PARAM_AEAD, NULL),
OSSL_PARAM_int(OSSL_CIPHER_PARAM_CUSTOM_IV, NULL),
OSSL_PARAM_int(OSSL_CIPHER_PARAM_CTS, NULL),
OSSL_PARAM_int(OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK, NULL),
OSSL_PARAM_int(OSSL_CIPHER_PARAM_HAS_RAND_KEY, NULL),
OSSL_PARAM_END
};
const OSSL_PARAM *ossl_cipher_generic_gettable_params(ossl_unused void *provctx)
{
return cipher_known_gettable_params;
}
int ossl_cipher_generic_get_params(OSSL_PARAM params[], unsigned int md,
uint64_t flags,
size_t kbits, size_t blkbits, size_t ivbits)
{
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_MODE);
if (p != NULL && !OSSL_PARAM_set_uint(p, md)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD);
if (p != NULL
&& !OSSL_PARAM_set_int(p, (flags & PROV_CIPHER_FLAG_AEAD) != 0)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_CUSTOM_IV);
if (p != NULL
&& !OSSL_PARAM_set_int(p, (flags & PROV_CIPHER_FLAG_CUSTOM_IV) != 0)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_CTS);
if (p != NULL
&& !OSSL_PARAM_set_int(p, (flags & PROV_CIPHER_FLAG_CTS) != 0)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_TLS1_MULTIBLOCK);
if (p != NULL
&& !OSSL_PARAM_set_int(p, (flags & PROV_CIPHER_FLAG_TLS1_MULTIBLOCK) != 0)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_HAS_RAND_KEY);
if (p != NULL
&& !OSSL_PARAM_set_int(p, (flags & PROV_CIPHER_FLAG_RAND_KEY) != 0)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, kbits / 8)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_BLOCK_SIZE);
if (p != NULL && !OSSL_PARAM_set_size_t(p, blkbits / 8)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ivbits / 8)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
return 1;
}
CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_START(ossl_cipher_generic)
{ OSSL_CIPHER_PARAM_TLS_MAC, OSSL_PARAM_OCTET_PTR, NULL, 0, OSSL_PARAM_UNMODIFIED },
CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_END(ossl_cipher_generic)
CIPHER_DEFAULT_SETTABLE_CTX_PARAMS_START(ossl_cipher_generic)
OSSL_PARAM_uint(OSSL_CIPHER_PARAM_USE_BITS, NULL),
OSSL_PARAM_uint(OSSL_CIPHER_PARAM_TLS_VERSION, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_TLS_MAC_SIZE, NULL),
CIPHER_DEFAULT_SETTABLE_CTX_PARAMS_END(ossl_cipher_generic)
int ossl_cipher_var_keylen_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
const OSSL_PARAM *p;
if (params == NULL)
return 1;
if (!ossl_cipher_generic_set_ctx_params(vctx, params))
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL) {
size_t keylen;
if (!OSSL_PARAM_get_size_t(p, &keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (ctx->keylen != keylen) {
ctx->keylen = keylen;
ctx->key_set = 0;
}
}
return 1;
}
CIPHER_DEFAULT_SETTABLE_CTX_PARAMS_START(ossl_cipher_var_keylen)
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
CIPHER_DEFAULT_SETTABLE_CTX_PARAMS_END(ossl_cipher_var_keylen)
static const OSSL_PARAM cipher_aead_known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_IVLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_AEAD_TAGLEN, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_IV, NULL, 0),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_UPDATED_IV, NULL, 0),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TAG, NULL, 0),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_AEAD_TLS1_AAD_PAD, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TLS1_GET_IV_GEN, NULL, 0),
OSSL_PARAM_END
};
const OSSL_PARAM *ossl_cipher_aead_gettable_ctx_params(
ossl_unused void *cctx, ossl_unused void *provctx
)
{
return cipher_aead_known_gettable_ctx_params;
}
static const OSSL_PARAM cipher_aead_known_settable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_AEAD_IVLEN, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TAG, NULL, 0),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TLS1_AAD, NULL, 0),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TLS1_IV_FIXED, NULL, 0),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TLS1_SET_IV_INV, NULL, 0),
OSSL_PARAM_END
};
const OSSL_PARAM *ossl_cipher_aead_settable_ctx_params(
ossl_unused void *cctx, ossl_unused void *provctx
)
{
return cipher_aead_known_settable_ctx_params;
}
void ossl_cipher_generic_reset_ctx(PROV_CIPHER_CTX *ctx)
{
if (ctx != NULL && ctx->alloced) {
OPENSSL_free(ctx->tlsmac);
ctx->alloced = 0;
ctx->tlsmac = NULL;
}
}
static int cipher_generic_init_internal(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[], int enc)
{
ctx->num = 0;
ctx->bufsz = 0;
ctx->updated = 0;
ctx->enc = enc ? 1 : 0;
if (!ossl_prov_is_running())
return 0;
if (iv != NULL && ctx->mode != EVP_CIPH_ECB_MODE) {
if (!ossl_cipher_generic_initiv(ctx, iv, ivlen))
return 0;
}
if (iv == NULL && ctx->iv_set
&& (ctx->mode == EVP_CIPH_CBC_MODE
|| ctx->mode == EVP_CIPH_CFB_MODE
|| ctx->mode == EVP_CIPH_OFB_MODE))
memcpy(ctx->iv, ctx->oiv, ctx->ivlen);
if (key != NULL) {
if (ctx->variable_keylength == 0) {
if (keylen != ctx->keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
} else {
ctx->keylen = keylen;
}
if (!ctx->hw->init(ctx, key, ctx->keylen))
return 0;
ctx->key_set = 1;
}
return ossl_cipher_generic_set_ctx_params(ctx, params);
}
int ossl_cipher_generic_einit(void *vctx, const unsigned char *key,
size_t keylen, const unsigned char *iv,
size_t ivlen, const OSSL_PARAM params[])
{
return cipher_generic_init_internal((PROV_CIPHER_CTX *)vctx, key, keylen,
iv, ivlen, params, 1);
}
int ossl_cipher_generic_dinit(void *vctx, const unsigned char *key,
size_t keylen, const unsigned char *iv,
size_t ivlen, const OSSL_PARAM params[])
{
return cipher_generic_init_internal((PROV_CIPHER_CTX *)vctx, key, keylen,
iv, ivlen, params, 0);
}
#define MAX_PADDING 256
int ossl_cipher_generic_block_update(void *vctx, unsigned char *out,
size_t *outl, size_t outsize,
const unsigned char *in, size_t inl)
{
size_t outlint = 0;
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
size_t blksz = ctx->blocksize;
size_t nextblocks;
if (!ctx->key_set) {
ERR_raise(ERR_LIB_PROV, PROV_R_NO_KEY_SET);
return 0;
}
if (ctx->tlsversion > 0) {
if (in == NULL
|| in != out
|| outsize < inl
|| !ctx->pad) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
if (ctx->enc) {
unsigned char padval;
size_t padnum, loop;
padnum = blksz - (inl % blksz);
if (outsize < inl + padnum) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
if (padnum > MAX_PADDING) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
padval = (unsigned char)(padnum - 1);
if (ctx->tlsversion == SSL3_VERSION) {
if (padnum > 1)
memset(out + inl, 0, padnum - 1);
*(out + inl + padnum - 1) = padval;
} else {
for (loop = inl; loop < inl + padnum; loop++)
out[loop] = padval;
}
inl += padnum;
}
if ((inl % blksz) != 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
if (!ctx->hw->cipher(ctx, out, in, inl)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
if (ctx->alloced) {
OPENSSL_free(ctx->tlsmac);
ctx->alloced = 0;
ctx->tlsmac = NULL;
}
*outl = inl;
if (!ctx->enc
&& !ossl_cipher_tlsunpadblock(ctx->libctx, ctx->tlsversion,
out, outl,
blksz, &ctx->tlsmac, &ctx->alloced,
ctx->tlsmacsize, 0)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
return 1;
}
if (ctx->bufsz != 0)
nextblocks = ossl_cipher_fillblock(ctx->buf, &ctx->bufsz, blksz,
&in, &inl);
else
nextblocks = inl & ~(blksz-1);
if (ctx->bufsz == blksz && (ctx->enc || inl > 0 || !ctx->pad)) {
if (outsize < blksz) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!ctx->hw->cipher(ctx, out, ctx->buf, blksz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
ctx->bufsz = 0;
outlint = blksz;
out += blksz;
}
if (nextblocks > 0) {
if (!ctx->enc && ctx->pad && nextblocks == inl) {
if (!ossl_assert(inl >= blksz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
nextblocks -= blksz;
}
outlint += nextblocks;
if (outsize < outlint) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
}
if (nextblocks > 0) {
if (!ctx->hw->cipher(ctx, out, in, nextblocks)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
in += nextblocks;
inl -= nextblocks;
}
if (inl != 0
&& !ossl_cipher_trailingdata(ctx->buf, &ctx->bufsz, blksz, &in, &inl)) {
return 0;
}
*outl = outlint;
return inl == 0;
}
int ossl_cipher_generic_block_final(void *vctx, unsigned char *out,
size_t *outl, size_t outsize)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
size_t blksz = ctx->blocksize;
if (!ossl_prov_is_running())
return 0;
if (!ctx->key_set) {
ERR_raise(ERR_LIB_PROV, PROV_R_NO_KEY_SET);
return 0;
}
if (ctx->tlsversion > 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
if (ctx->enc) {
if (ctx->pad) {
ossl_cipher_padblock(ctx->buf, &ctx->bufsz, blksz);
} else if (ctx->bufsz == 0) {
*outl = 0;
return 1;
} else if (ctx->bufsz != blksz) {
ERR_raise(ERR_LIB_PROV, PROV_R_WRONG_FINAL_BLOCK_LENGTH);
return 0;
}
if (outsize < blksz) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!ctx->hw->cipher(ctx, out, ctx->buf, blksz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
ctx->bufsz = 0;
*outl = blksz;
return 1;
}
if (ctx->bufsz != blksz) {
if (ctx->bufsz == 0 && !ctx->pad) {
*outl = 0;
return 1;
}
ERR_raise(ERR_LIB_PROV, PROV_R_WRONG_FINAL_BLOCK_LENGTH);
return 0;
}
if (!ctx->hw->cipher(ctx, ctx->buf, ctx->buf, blksz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
if (ctx->pad && !ossl_cipher_unpadblock(ctx->buf, &ctx->bufsz, blksz)) {
return 0;
}
if (outsize < ctx->bufsz) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
memcpy(out, ctx->buf, ctx->bufsz);
*outl = ctx->bufsz;
ctx->bufsz = 0;
return 1;
}
int ossl_cipher_generic_stream_update(void *vctx, unsigned char *out,
size_t *outl, size_t outsize,
const unsigned char *in, size_t inl)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
if (!ctx->key_set) {
ERR_raise(ERR_LIB_PROV, PROV_R_NO_KEY_SET);
return 0;
}
if (inl == 0) {
*outl = 0;
return 1;
}
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!ctx->hw->cipher(ctx, out, in, inl)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
*outl = inl;
if (!ctx->enc && ctx->tlsversion > 0) {
if (ctx->removetlspad) {
if (!ossl_assert(*outl >= (size_t)(out[inl - 1] + 1)))
return 0;
*outl -= out[inl - 1] + 1;
}
if (!ossl_assert(*outl >= ctx->removetlsfixed))
return 0;
*outl -= ctx->removetlsfixed;
if (ctx->tlsmacsize > 0) {
if (*outl < ctx->tlsmacsize)
return 0;
ctx->tlsmac = out + *outl - ctx->tlsmacsize;
*outl -= ctx->tlsmacsize;
}
}
return 1;
}
int ossl_cipher_generic_stream_final(void *vctx, unsigned char *out,
size_t *outl, size_t outsize)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
if (!ctx->key_set) {
ERR_raise(ERR_LIB_PROV, PROV_R_NO_KEY_SET);
return 0;
}
*outl = 0;
return 1;
}
int ossl_cipher_generic_cipher(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in,
size_t inl)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
if (!ctx->key_set) {
ERR_raise(ERR_LIB_PROV, PROV_R_NO_KEY_SET);
return 0;
}
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!ctx->hw->cipher(ctx, out, in, inl)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
*outl = inl;
return 1;
}
int ossl_cipher_generic_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_PADDING);
if (p != NULL && !OSSL_PARAM_set_uint(p, ctx->pad)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IV);
if (p != NULL
&& !OSSL_PARAM_set_octet_ptr(p, &ctx->oiv, ctx->ivlen)
&& !OSSL_PARAM_set_octet_string(p, &ctx->oiv, ctx->ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_UPDATED_IV);
if (p != NULL
&& !OSSL_PARAM_set_octet_ptr(p, &ctx->iv, ctx->ivlen)
&& !OSSL_PARAM_set_octet_string(p, &ctx->iv, ctx->ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_NUM);
if (p != NULL && !OSSL_PARAM_set_uint(p, ctx->num)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_TLS_MAC);
if (p != NULL
&& !OSSL_PARAM_set_octet_ptr(p, ctx->tlsmac, ctx->tlsmacsize)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
return 1;
}
int ossl_cipher_generic_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
const OSSL_PARAM *p;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_PADDING);
if (p != NULL) {
unsigned int pad;
if (!OSSL_PARAM_get_uint(p, &pad)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
ctx->pad = pad ? 1 : 0;
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_USE_BITS);
if (p != NULL) {
unsigned int bits;
if (!OSSL_PARAM_get_uint(p, &bits)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
ctx->use_bits = bits ? 1 : 0;
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_TLS_VERSION);
if (p != NULL) {
if (!OSSL_PARAM_get_uint(p, &ctx->tlsversion)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_TLS_MAC_SIZE);
if (p != NULL) {
if (!OSSL_PARAM_get_size_t(p, &ctx->tlsmacsize)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_NUM);
if (p != NULL) {
unsigned int num;
if (!OSSL_PARAM_get_uint(p, &num)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
ctx->num = num;
}
return 1;
}
int ossl_cipher_generic_initiv(PROV_CIPHER_CTX *ctx, const unsigned char *iv,
size_t ivlen)
{
if (ivlen != ctx->ivlen
|| ivlen > sizeof(ctx->iv)) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
ctx->iv_set = 1;
memcpy(ctx->iv, iv, ivlen);
memcpy(ctx->oiv, iv, ivlen);
return 1;
}
void ossl_cipher_generic_initkey(void *vctx, size_t kbits, size_t blkbits,
size_t ivbits, unsigned int mode,
uint64_t flags, const PROV_CIPHER_HW *hw,
void *provctx)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
if ((flags & PROV_CIPHER_FLAG_INVERSE_CIPHER) != 0)
ctx->inverse_cipher = 1;
if ((flags & PROV_CIPHER_FLAG_VARIABLE_LENGTH) != 0)
ctx->variable_keylength = 1;
ctx->pad = 1;
ctx->keylen = ((kbits) / 8);
ctx->ivlen = ((ivbits) / 8);
ctx->hw = hw;
ctx->mode = mode;
ctx->blocksize = blkbits / 8;
if (provctx != NULL)
ctx->libctx = PROV_LIBCTX_OF(provctx);
}
| ciphers | openssl/providers/implementations/ciphers/ciphercommon.c | openssl |
#include "internal/deprecated.h"
#include <openssl/camellia.h>
#include <openssl/proverr.h>
#include "cipher_camellia.h"
static int cipher_hw_camellia_initkey(PROV_CIPHER_CTX *dat,
const unsigned char *key, size_t keylen)
{
int ret, mode = dat->mode;
PROV_CAMELLIA_CTX *adat = (PROV_CAMELLIA_CTX *)dat;
CAMELLIA_KEY *ks = &adat->ks.ks;
dat->ks = ks;
ret = Camellia_set_key(key, keylen * 8, ks);
if (ret < 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_KEY_SETUP_FAILED);
return 0;
}
if (dat->enc || (mode != EVP_CIPH_ECB_MODE && mode != EVP_CIPH_CBC_MODE)) {
dat->block = (block128_f) Camellia_encrypt;
dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
(cbc128_f) Camellia_cbc_encrypt : NULL;
} else {
dat->block = (block128_f) Camellia_decrypt;
dat->stream.cbc = mode == EVP_CIPH_CBC_MODE ?
(cbc128_f) Camellia_cbc_encrypt : NULL;
}
return 1;
}
IMPLEMENT_CIPHER_HW_COPYCTX(cipher_hw_camellia_copyctx, PROV_CAMELLIA_CTX)
# if defined(SPARC_CMLL_CAPABLE)
# include "cipher_camellia_hw_t4.inc"
# else
# define PROV_CIPHER_HW_declare(mode)
# define PROV_CIPHER_HW_select(mode)
# endif
#define PROV_CIPHER_HW_camellia_mode(mode) \
static const PROV_CIPHER_HW camellia_##mode = { \
cipher_hw_camellia_initkey, \
ossl_cipher_hw_generic_##mode, \
cipher_hw_camellia_copyctx \
}; \
PROV_CIPHER_HW_declare(mode) \
const PROV_CIPHER_HW *ossl_prov_cipher_hw_camellia_##mode(size_t keybits) \
{ \
PROV_CIPHER_HW_select(mode) \
return &camellia_##mode; \
}
PROV_CIPHER_HW_camellia_mode(cbc)
PROV_CIPHER_HW_camellia_mode(ecb)
PROV_CIPHER_HW_camellia_mode(ofb128)
PROV_CIPHER_HW_camellia_mode(cfb128)
PROV_CIPHER_HW_camellia_mode(cfb1)
PROV_CIPHER_HW_camellia_mode(cfb8)
PROV_CIPHER_HW_camellia_mode(ctr)
| ciphers | openssl/providers/implementations/ciphers/cipher_camellia_hw.c | openssl |
#include "internal/deprecated.h"
#include <openssl/proverr.h>
#include "cipher_rc2.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define RC2_40_MAGIC 0xa0
#define RC2_64_MAGIC 0x78
#define RC2_128_MAGIC 0x3a
#define RC2_FLAGS PROV_CIPHER_FLAG_VARIABLE_LENGTH
static OSSL_FUNC_cipher_encrypt_init_fn rc2_einit;
static OSSL_FUNC_cipher_decrypt_init_fn rc2_dinit;
static OSSL_FUNC_cipher_freectx_fn rc2_freectx;
static OSSL_FUNC_cipher_dupctx_fn rc2_dupctx;
static OSSL_FUNC_cipher_gettable_ctx_params_fn rc2_gettable_ctx_params;
static OSSL_FUNC_cipher_settable_ctx_params_fn rc2_settable_ctx_params;
static OSSL_FUNC_cipher_set_ctx_params_fn rc2_set_ctx_params;
static void rc2_freectx(void *vctx)
{
PROV_RC2_CTX *ctx = (PROV_RC2_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *rc2_dupctx(void *ctx)
{
PROV_RC2_CTX *in = (PROV_RC2_CTX *)ctx;
PROV_RC2_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
*ret = *in;
return ret;
}
static int rc2_keybits_to_magic(int keybits)
{
switch (keybits) {
case 128:
return RC2_128_MAGIC;
case 64:
return RC2_64_MAGIC;
case 40:
return RC2_40_MAGIC;
}
ERR_raise(ERR_LIB_PROV, PROV_R_UNSUPPORTED_KEY_SIZE);
return 0;
}
static int rc2_magic_to_keybits(int magic)
{
switch (magic) {
case RC2_128_MAGIC:
return 128;
case RC2_64_MAGIC:
return 64;
case RC2_40_MAGIC:
return 40;
}
ERR_raise(ERR_LIB_PROV, PROV_R_UNSUPPORTED_KEY_SIZE);
return 0;
}
static int rc2_einit(void *ctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
if (!ossl_cipher_generic_einit(ctx, key, keylen, iv, ivlen, NULL))
return 0;
return rc2_set_ctx_params(ctx, params);
}
static int rc2_dinit(void *ctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
if (!ossl_cipher_generic_dinit(ctx, key, keylen, iv, ivlen, NULL))
return 0;
return rc2_set_ctx_params(ctx, params);
}
static int rc2_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_RC2_CTX *ctx = (PROV_RC2_CTX *)vctx;
OSSL_PARAM *p;
if (!ossl_cipher_generic_get_ctx_params(vctx, params))
return 0;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_RC2_KEYBITS);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->key_bits)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_ALGORITHM_ID_PARAMS);
if (p != NULL) {
long num;
int i;
ASN1_TYPE *type;
unsigned char *d = p->data;
unsigned char **dd = d == NULL ? NULL : &d;
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
if ((type = ASN1_TYPE_new()) == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
return 0;
}
num = rc2_keybits_to_magic(ctx->key_bits);
if (!ASN1_TYPE_set_int_octetstring(type, num,
ctx->base.iv, ctx->base.ivlen)) {
ASN1_TYPE_free(type);
ERR_raise(ERR_LIB_PROV, ERR_R_ASN1_LIB);
return 0;
}
i = i2d_ASN1_TYPE(type, dd);
if (i >= 0)
p->return_size = (size_t)i;
ASN1_TYPE_free(type);
if (i < 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
return 1;
}
static int rc2_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_RC2_CTX *ctx = (PROV_RC2_CTX *)vctx;
const OSSL_PARAM *p;
if (params == NULL)
return 1;
if (!ossl_cipher_var_keylen_set_ctx_params(vctx, params))
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_RC2_KEYBITS);
if (p != NULL) {
if (!OSSL_PARAM_get_size_t(p, &ctx->key_bits)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_ALGORITHM_ID_PARAMS);
if (p != NULL) {
ASN1_TYPE *type = NULL;
long num = 0;
const unsigned char *d = p->data;
int ret = 1;
unsigned char iv[16];
if (p->data_type != OSSL_PARAM_OCTET_STRING
|| ctx->base.ivlen > sizeof(iv)
|| (type = d2i_ASN1_TYPE(NULL, &d, p->data_size)) == NULL
|| ((size_t)ASN1_TYPE_get_int_octetstring(type, &num, iv,
ctx->base.ivlen)
!= ctx->base.ivlen)
|| !ossl_cipher_generic_initiv(&ctx->base, iv, ctx->base.ivlen)
|| (ctx->key_bits = rc2_magic_to_keybits(num)) == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
ret = 0;
}
ASN1_TYPE_free(type);
if (ret == 0)
return 0;
ctx->base.keylen = ctx->key_bits / 8;
}
return 1;
}
CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_START(rc2)
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_RC2_KEYBITS, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_ALGORITHM_ID_PARAMS, NULL, 0),
CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_END(rc2)
CIPHER_DEFAULT_SETTABLE_CTX_PARAMS_START(rc2)
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_RC2_KEYBITS, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_ALGORITHM_ID_PARAMS, NULL, 0),
CIPHER_DEFAULT_SETTABLE_CTX_PARAMS_END(rc2)
#define IMPLEMENT_cipher(alg, UCALG, lcmode, UCMODE, flags, kbits, blkbits, \
ivbits, typ) \
static OSSL_FUNC_cipher_get_params_fn alg##_##kbits##_##lcmode##_get_params; \
static int alg##_##kbits##_##lcmode##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \
flags, kbits, blkbits, ivbits); \
} \
static OSSL_FUNC_cipher_newctx_fn alg##_##kbits##_##lcmode##_newctx; \
static void *alg##_##kbits##_##lcmode##_newctx(void *provctx) \
{ \
PROV_##UCALG##_CTX *ctx; \
if (!ossl_prov_is_running()) \
return NULL; \
ctx = OPENSSL_zalloc(sizeof(*ctx)); \
if (ctx != NULL) { \
ossl_cipher_generic_initkey(ctx, kbits, blkbits, ivbits, \
EVP_CIPH_##UCMODE##_MODE, flags, \
ossl_prov_cipher_hw_##alg##_##lcmode(kbits), \
NULL); \
ctx->key_bits = kbits; \
} \
return ctx; \
} \
const OSSL_DISPATCH ossl_##alg##kbits##lcmode##_functions[] = { \
{ OSSL_FUNC_CIPHER_NEWCTX, \
(void (*)(void)) alg##_##kbits##_##lcmode##_newctx }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void)) alg##_freectx }, \
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void)) alg##_dupctx }, \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))rc2_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))rc2_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))ossl_cipher_generic_##typ##_update },\
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))ossl_cipher_generic_##typ##_final }, \
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))ossl_cipher_generic_cipher }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, \
(void (*)(void)) alg##_##kbits##_##lcmode##_get_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \
(void (*)(void))rc2_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void))rc2_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void))rc2_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void))rc2_settable_ctx_params }, \
OSSL_DISPATCH_END \
};
IMPLEMENT_cipher(rc2, RC2, ecb, ECB, RC2_FLAGS, 128, 64, 0, block)
IMPLEMENT_cipher(rc2, RC2, cbc, CBC, RC2_FLAGS, 128, 64, 64, block)
IMPLEMENT_cipher(rc2, RC2, cbc, CBC, RC2_FLAGS, 40, 64, 64, block)
IMPLEMENT_cipher(rc2, RC2, cbc, CBC, RC2_FLAGS, 64, 64, 64, block)
IMPLEMENT_cipher(rc2, RC2, ofb128, OFB, RC2_FLAGS, 128, 8, 64, stream)
IMPLEMENT_cipher(rc2, RC2, cfb128, CFB, RC2_FLAGS, 128, 8, 64, stream)
| ciphers | openssl/providers/implementations/ciphers/cipher_rc2.c | openssl |
#include "cipher_sm4.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static OSSL_FUNC_cipher_freectx_fn sm4_freectx;
static OSSL_FUNC_cipher_dupctx_fn sm4_dupctx;
static void sm4_freectx(void *vctx)
{
PROV_SM4_CTX *ctx = (PROV_SM4_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *sm4_dupctx(void *ctx)
{
PROV_SM4_CTX *in = (PROV_SM4_CTX *)ctx;
PROV_SM4_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
in->base.hw->copyctx(&ret->base, &in->base);
return ret;
}
IMPLEMENT_generic_cipher(sm4, SM4, ecb, ECB, 0, 128, 128, 0, block)
IMPLEMENT_generic_cipher(sm4, SM4, cbc, CBC, 0, 128, 128, 128, block)
IMPLEMENT_generic_cipher(sm4, SM4, ctr, CTR, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(sm4, SM4, ofb128, OFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(sm4, SM4, cfb128, CFB, 0, 128, 8, 128, stream)
| ciphers | openssl/providers/implementations/ciphers/cipher_sm4.c | openssl |
#include "internal/deprecated.h"
#include "prov/ciphercommon.h"
#include "cipher_tdes.h"
#define ks1 tks.ks[0]
#define ks2 tks.ks[1]
#define ks3 tks.ks[2]
int ossl_cipher_hw_tdes_ede3_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_TDES_CTX *tctx = (PROV_TDES_CTX *)ctx;
DES_cblock *deskey = (DES_cblock *)key;
tctx->tstream.cbc = NULL;
# if defined(SPARC_DES_CAPABLE)
if (SPARC_DES_CAPABLE) {
if (ctx->mode == EVP_CIPH_CBC_MODE) {
des_t4_key_expand(&deskey[0], &tctx->ks1);
des_t4_key_expand(&deskey[1], &tctx->ks2);
des_t4_key_expand(&deskey[2], &tctx->ks3);
tctx->tstream.cbc = ctx->enc ? des_t4_ede3_cbc_encrypt :
des_t4_ede3_cbc_decrypt;
return 1;
}
}
# endif
DES_set_key_unchecked(&deskey[0], &tctx->ks1);
DES_set_key_unchecked(&deskey[1], &tctx->ks2);
DES_set_key_unchecked(&deskey[2], &tctx->ks3);
return 1;
}
void ossl_cipher_hw_tdes_copyctx(PROV_CIPHER_CTX *dst,
const PROV_CIPHER_CTX *src)
{
PROV_TDES_CTX *sctx = (PROV_TDES_CTX *)src;
PROV_TDES_CTX *dctx = (PROV_TDES_CTX *)dst;
*dctx = *sctx;
dst->ks = &dctx->tks.ks;
}
int ossl_cipher_hw_tdes_cbc(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
PROV_TDES_CTX *tctx = (PROV_TDES_CTX *)ctx;
if (tctx->tstream.cbc != NULL) {
(*tctx->tstream.cbc) (in, out, inl, tctx->tks.ks, ctx->iv);
return 1;
}
while (inl >= MAXCHUNK) {
DES_ede3_cbc_encrypt(in, out, (long)MAXCHUNK, &tctx->ks1, &tctx->ks2,
&tctx->ks3, (DES_cblock *)ctx->iv, ctx->enc);
inl -= MAXCHUNK;
in += MAXCHUNK;
out += MAXCHUNK;
}
if (inl > 0)
DES_ede3_cbc_encrypt(in, out, (long)inl, &tctx->ks1, &tctx->ks2,
&tctx->ks3, (DES_cblock *)ctx->iv, ctx->enc);
return 1;
}
int ossl_cipher_hw_tdes_ecb(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t len)
{
size_t i;
PROV_TDES_CTX *tctx = (PROV_TDES_CTX *)ctx;
if (len < DES_BLOCK_SIZE)
return 1;
for (i = 0, len -= DES_BLOCK_SIZE; i <= len; i += DES_BLOCK_SIZE) {
DES_ecb3_encrypt((const_DES_cblock *)(in + i), (DES_cblock *)(out + i),
&tctx->ks1, &tctx->ks2, &tctx->ks3, ctx->enc);
}
return 1;
}
PROV_CIPHER_HW_tdes_mode(ede3, ecb)
PROV_CIPHER_HW_tdes_mode(ede3, cbc)
| ciphers | openssl/providers/implementations/ciphers/cipher_tdes_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_camellia.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static OSSL_FUNC_cipher_freectx_fn camellia_freectx;
static OSSL_FUNC_cipher_dupctx_fn camellia_dupctx;
static void camellia_freectx(void *vctx)
{
PROV_CAMELLIA_CTX *ctx = (PROV_CAMELLIA_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *camellia_dupctx(void *ctx)
{
PROV_CAMELLIA_CTX *in = (PROV_CAMELLIA_CTX *)ctx;
PROV_CAMELLIA_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
in->base.hw->copyctx(&ret->base, &in->base);
return ret;
}
IMPLEMENT_generic_cipher(camellia, CAMELLIA, ecb, ECB, 0, 256, 128, 0, block)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, ecb, ECB, 0, 192, 128, 0, block)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, ecb, ECB, 0, 128, 128, 0, block)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cbc, CBC, 0, 256, 128, 128, block)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cbc, CBC, 0, 192, 128, 128, block)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cbc, CBC, 0, 128, 128, 128, block)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, ofb, OFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, ofb, OFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, ofb, OFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cfb, CFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cfb, CFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cfb, CFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cfb1, CFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cfb1, CFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cfb1, CFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cfb8, CFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cfb8, CFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, cfb8, CFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, ctr, CTR, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, ctr, CTR, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(camellia, CAMELLIA, ctr, CTR, 0, 128, 8, 128, stream)
#include "cipher_camellia_cts.inc"
| ciphers | openssl/providers/implementations/ciphers/cipher_camellia.c | openssl |
#include "internal/deprecated.h"
#include <openssl/proverr.h>
#include "cipher_aes_siv.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#include "prov/ciphercommon_aead.h"
#include "prov/provider_ctx.h"
#define siv_stream_update siv_cipher
#define SIV_FLAGS AEAD_FLAGS
static OSSL_FUNC_cipher_set_ctx_params_fn aes_siv_set_ctx_params;
static void *aes_siv_newctx(void *provctx, size_t keybits, unsigned int mode,
uint64_t flags)
{
PROV_AES_SIV_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL) {
ctx->taglen = SIV_LEN;
ctx->mode = mode;
ctx->keylen = keybits / 8;
ctx->hw = ossl_prov_cipher_hw_aes_siv(keybits);
ctx->libctx = PROV_LIBCTX_OF(provctx);
}
return ctx;
}
static void aes_siv_freectx(void *vctx)
{
PROV_AES_SIV_CTX *ctx = (PROV_AES_SIV_CTX *)vctx;
if (ctx != NULL) {
ctx->hw->cleanup(ctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
}
static void *siv_dupctx(void *vctx)
{
PROV_AES_SIV_CTX *in = (PROV_AES_SIV_CTX *)vctx;
PROV_AES_SIV_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
if (!in->hw->dupctx(in, ret)) {
OPENSSL_free(ret);
ret = NULL;
}
return ret;
}
static int siv_init(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[], int enc)
{
PROV_AES_SIV_CTX *ctx = (PROV_AES_SIV_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
ctx->enc = enc;
if (key != NULL) {
if (keylen != ctx->keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (!ctx->hw->initkey(ctx, key, ctx->keylen))
return 0;
}
return aes_siv_set_ctx_params(ctx, params);
}
static int siv_einit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return siv_init(vctx, key, keylen, iv, ivlen, params, 1);
}
static int siv_dinit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return siv_init(vctx, key, keylen, iv, ivlen, params, 0);
}
static int siv_cipher(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in, size_t inl)
{
PROV_AES_SIV_CTX *ctx = (PROV_AES_SIV_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
if (out != NULL) {
if (inl == 0) {
if (outl != NULL)
*outl = 0;
return 1;
}
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
}
if (ctx->hw->cipher(ctx, out, in, inl) <= 0)
return 0;
if (outl != NULL)
*outl = inl;
return 1;
}
static int siv_stream_final(void *vctx, unsigned char *out, size_t *outl,
size_t outsize)
{
PROV_AES_SIV_CTX *ctx = (PROV_AES_SIV_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
if (!ctx->hw->cipher(vctx, out, NULL, 0))
return 0;
if (outl != NULL)
*outl = 0;
return 1;
}
static int aes_siv_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_AES_SIV_CTX *ctx = (PROV_AES_SIV_CTX *)vctx;
SIV128_CONTEXT *sctx = &ctx->siv;
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TAG);
if (p != NULL && p->data_type == OSSL_PARAM_OCTET_STRING) {
if (!ctx->enc
|| p->data_size != ctx->taglen
|| !OSSL_PARAM_set_octet_string(p, &sctx->tag.byte, ctx->taglen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TAGLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->taglen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
return 1;
}
static const OSSL_PARAM aes_siv_known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_AEAD_TAGLEN, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TAG, NULL, 0),
OSSL_PARAM_END
};
static const OSSL_PARAM *aes_siv_gettable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return aes_siv_known_gettable_ctx_params;
}
static int aes_siv_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_AES_SIV_CTX *ctx = (PROV_AES_SIV_CTX *)vctx;
const OSSL_PARAM *p;
unsigned int speed = 0;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_TAG);
if (p != NULL) {
if (ctx->enc)
return 1;
if (p->data_type != OSSL_PARAM_OCTET_STRING
|| !ctx->hw->settag(ctx, p->data, p->data_size)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_SPEED);
if (p != NULL) {
if (!OSSL_PARAM_get_uint(p, &speed)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
ctx->hw->setspeed(ctx, (int)speed);
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL) {
size_t keylen;
if (!OSSL_PARAM_get_size_t(p, &keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (keylen != ctx->keylen)
return 0;
}
return 1;
}
static const OSSL_PARAM aes_siv_known_settable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_uint(OSSL_CIPHER_PARAM_SPEED, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TAG, NULL, 0),
OSSL_PARAM_END
};
static const OSSL_PARAM *aes_siv_settable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return aes_siv_known_settable_ctx_params;
}
#define IMPLEMENT_cipher(alg, lc, UCMODE, flags, kbits, blkbits, ivbits) \
static OSSL_FUNC_cipher_newctx_fn alg##kbits##lc##_newctx; \
static OSSL_FUNC_cipher_freectx_fn alg##_##lc##_freectx; \
static OSSL_FUNC_cipher_dupctx_fn lc##_dupctx; \
static OSSL_FUNC_cipher_encrypt_init_fn lc##_einit; \
static OSSL_FUNC_cipher_decrypt_init_fn lc##_dinit; \
static OSSL_FUNC_cipher_update_fn lc##_stream_update; \
static OSSL_FUNC_cipher_final_fn lc##_stream_final; \
static OSSL_FUNC_cipher_cipher_fn lc##_cipher; \
static OSSL_FUNC_cipher_get_params_fn alg##_##kbits##_##lc##_get_params; \
static OSSL_FUNC_cipher_get_ctx_params_fn alg##_##lc##_get_ctx_params; \
static OSSL_FUNC_cipher_gettable_ctx_params_fn \
alg##_##lc##_gettable_ctx_params; \
static OSSL_FUNC_cipher_set_ctx_params_fn alg##_##lc##_set_ctx_params; \
static OSSL_FUNC_cipher_settable_ctx_params_fn \
alg##_##lc##_settable_ctx_params; \
static int alg##_##kbits##_##lc##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \
flags, 2*kbits, blkbits, ivbits); \
} \
static void *alg##kbits##lc##_newctx(void *provctx) \
{ \
return alg##_##lc##_newctx(provctx, 2*kbits, EVP_CIPH_##UCMODE##_MODE, \
flags); \
} \
const OSSL_DISPATCH ossl_##alg##kbits##lc##_functions[] = { \
{ OSSL_FUNC_CIPHER_NEWCTX, (void (*)(void))alg##kbits##lc##_newctx }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))alg##_##lc##_freectx }, \
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void)) lc##_dupctx }, \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void)) lc##_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void)) lc##_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void)) lc##_stream_update }, \
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void)) lc##_stream_final }, \
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void)) lc##_cipher }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, \
(void (*)(void)) alg##_##kbits##_##lc##_get_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \
(void (*)(void)) alg##_##lc##_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void)) alg##_##lc##_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void)) alg##_##lc##_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void)) alg##_##lc##_settable_ctx_params }, \
OSSL_DISPATCH_END \
};
IMPLEMENT_cipher(aes, siv, SIV, SIV_FLAGS, 128, 8, 0)
IMPLEMENT_cipher(aes, siv, SIV, SIV_FLAGS, 192, 8, 0)
IMPLEMENT_cipher(aes, siv, SIV, SIV_FLAGS, 256, 8, 0)
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_siv.c | openssl |
#include "prov/ciphercommon.h"
#include "prov/ciphercommon_gcm.h"
int ossl_gcm_setiv(PROV_GCM_CTX *ctx, const unsigned char *iv, size_t ivlen)
{
CRYPTO_gcm128_setiv(&ctx->gcm, iv, ivlen);
return 1;
}
int ossl_gcm_aad_update(PROV_GCM_CTX *ctx, const unsigned char *aad,
size_t aad_len)
{
return CRYPTO_gcm128_aad(&ctx->gcm, aad, aad_len) == 0;
}
int ossl_gcm_cipher_update(PROV_GCM_CTX *ctx, const unsigned char *in,
size_t len, unsigned char *out)
{
if (ctx->enc) {
if (CRYPTO_gcm128_encrypt(&ctx->gcm, in, out, len))
return 0;
} else {
if (CRYPTO_gcm128_decrypt(&ctx->gcm, in, out, len))
return 0;
}
return 1;
}
int ossl_gcm_cipher_final(PROV_GCM_CTX *ctx, unsigned char *tag)
{
if (ctx->enc) {
CRYPTO_gcm128_tag(&ctx->gcm, tag, GCM_TAG_MAX_SIZE);
ctx->taglen = GCM_TAG_MAX_SIZE;
} else {
if (CRYPTO_gcm128_finish(&ctx->gcm, tag, ctx->taglen) != 0)
return 0;
}
return 1;
}
int ossl_gcm_one_shot(PROV_GCM_CTX *ctx, unsigned char *aad, size_t aad_len,
const unsigned char *in, size_t in_len,
unsigned char *out, unsigned char *tag, size_t tag_len)
{
int ret = 0;
if (!ctx->hw->aadupdate(ctx, aad, aad_len))
goto err;
if (!ctx->hw->cipherupdate(ctx, in, in_len, out))
goto err;
ctx->taglen = GCM_TAG_MAX_SIZE;
if (!ctx->hw->cipherfinal(ctx, tag))
goto err;
ret = 1;
err:
return ret;
}
| ciphers | openssl/providers/implementations/ciphers/ciphercommon_gcm_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_aes.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static OSSL_FUNC_cipher_freectx_fn aes_freectx;
static OSSL_FUNC_cipher_dupctx_fn aes_dupctx;
static void aes_freectx(void *vctx)
{
PROV_AES_CTX *ctx = (PROV_AES_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *aes_dupctx(void *ctx)
{
PROV_AES_CTX *in = (PROV_AES_CTX *)ctx;
PROV_AES_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
in->base.hw->copyctx(&ret->base, &in->base);
return ret;
}
IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 256, 128, 0, block)
IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 192, 128, 0, block)
IMPLEMENT_generic_cipher(aes, AES, ecb, ECB, 0, 128, 128, 0, block)
IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 256, 128, 128, block)
IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 192, 128, 128, block)
IMPLEMENT_generic_cipher(aes, AES, cbc, CBC, 0, 128, 128, 128, block)
IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, ofb, OFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, cfb, CFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, cfb1, CFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, cfb8, CFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(aes, AES, ctr, CTR, 0, 128, 8, 128, stream)
#include "cipher_aes_cts.inc"
| ciphers | openssl/providers/implementations/ciphers/cipher_aes.c | openssl |
#include <openssl/proverr.h>
#include "cipher_aria.h"
static int cipher_hw_aria_initkey(PROV_CIPHER_CTX *dat,
const unsigned char *key, size_t keylen)
{
int ret, mode = dat->mode;
PROV_ARIA_CTX *adat = (PROV_ARIA_CTX *)dat;
ARIA_KEY *ks = &adat->ks.ks;
if (dat->enc || (mode != EVP_CIPH_ECB_MODE && mode != EVP_CIPH_CBC_MODE))
ret = ossl_aria_set_encrypt_key(key, keylen * 8, ks);
else
ret = ossl_aria_set_decrypt_key(key, keylen * 8, ks);
if (ret < 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_KEY_SETUP_FAILED);
return 0;
}
dat->ks = ks;
dat->block = (block128_f)ossl_aria_encrypt;
return 1;
}
IMPLEMENT_CIPHER_HW_COPYCTX(cipher_hw_aria_copyctx, PROV_ARIA_CTX)
# define PROV_CIPHER_HW_aria_mode(mode) \
static const PROV_CIPHER_HW aria_##mode = { \
cipher_hw_aria_initkey, \
ossl_cipher_hw_chunked_##mode, \
cipher_hw_aria_copyctx \
}; \
const PROV_CIPHER_HW *ossl_prov_cipher_hw_aria_##mode(size_t keybits) \
{ \
return &aria_##mode; \
}
PROV_CIPHER_HW_aria_mode(cbc)
PROV_CIPHER_HW_aria_mode(ecb)
PROV_CIPHER_HW_aria_mode(ofb128)
PROV_CIPHER_HW_aria_mode(cfb128)
PROV_CIPHER_HW_aria_mode(cfb1)
PROV_CIPHER_HW_aria_mode(cfb8)
PROV_CIPHER_HW_aria_mode(ctr)
| ciphers | openssl/providers/implementations/ciphers/cipher_aria_hw.c | openssl |
#include <openssl/core_names.h>
#include "prov/ciphercommon.h"
#include "internal/nelem.h"
#include "cipher_cts.h"
#define CTS_CS1 0
#define CTS_CS2 1
#define CTS_CS3 2
#define CTS_BLOCK_SIZE 16
typedef union {
size_t align;
unsigned char c[CTS_BLOCK_SIZE];
} aligned_16bytes;
typedef struct cts_mode_name2id_st {
unsigned int id;
const char *name;
} CTS_MODE_NAME2ID;
static CTS_MODE_NAME2ID cts_modes[] =
{
{ CTS_CS1, OSSL_CIPHER_CTS_MODE_CS1 },
{ CTS_CS2, OSSL_CIPHER_CTS_MODE_CS2 },
{ CTS_CS3, OSSL_CIPHER_CTS_MODE_CS3 },
};
const char *ossl_cipher_cbc_cts_mode_id2name(unsigned int id)
{
size_t i;
for (i = 0; i < OSSL_NELEM(cts_modes); ++i) {
if (cts_modes[i].id == id)
return cts_modes[i].name;
}
return NULL;
}
int ossl_cipher_cbc_cts_mode_name2id(const char *name)
{
size_t i;
for (i = 0; i < OSSL_NELEM(cts_modes); ++i) {
if (OPENSSL_strcasecmp(name, cts_modes[i].name) == 0)
return (int)cts_modes[i].id;
}
return -1;
}
static size_t cts128_cs1_encrypt(PROV_CIPHER_CTX *ctx, const unsigned char *in,
unsigned char *out, size_t len)
{
aligned_16bytes tmp_in;
size_t residue;
residue = len % CTS_BLOCK_SIZE;
len -= residue;
if (!ctx->hw->cipher(ctx, out, in, len))
return 0;
if (residue == 0)
return len;
in += len;
out += len;
memset(tmp_in.c, 0, sizeof(tmp_in));
memcpy(tmp_in.c, in, residue);
if (!ctx->hw->cipher(ctx, out - CTS_BLOCK_SIZE + residue, tmp_in.c,
CTS_BLOCK_SIZE))
return 0;
return len + residue;
}
static void do_xor(const unsigned char *in1, const unsigned char *in2,
size_t len, unsigned char *out)
{
size_t i;
for (i = 0; i < len; ++i)
out[i] = in1[i] ^ in2[i];
}
static size_t cts128_cs1_decrypt(PROV_CIPHER_CTX *ctx, const unsigned char *in,
unsigned char *out, size_t len)
{
aligned_16bytes mid_iv, ct_mid, cn, pt_last;
size_t residue;
residue = len % CTS_BLOCK_SIZE;
if (residue == 0) {
if (!ctx->hw->cipher(ctx, out, in, len))
return 0;
return len;
}
len -= CTS_BLOCK_SIZE + residue;
if (len > 0) {
if (!ctx->hw->cipher(ctx, out, in, len))
return 0;
in += len;
out += len;
}
memcpy(mid_iv.c, ctx->iv, CTS_BLOCK_SIZE);
memcpy(cn.c, in + residue, CTS_BLOCK_SIZE);
memset(ctx->iv, 0, CTS_BLOCK_SIZE);
if (!ctx->hw->cipher(ctx, pt_last.c, in + residue, CTS_BLOCK_SIZE))
return 0;
memcpy(ct_mid.c, in, residue);
memcpy(ct_mid.c + residue, pt_last.c + residue, CTS_BLOCK_SIZE - residue);
do_xor(ct_mid.c, pt_last.c, residue, out + CTS_BLOCK_SIZE);
memcpy(ctx->iv, mid_iv.c, CTS_BLOCK_SIZE);
if (!ctx->hw->cipher(ctx, out, ct_mid.c, CTS_BLOCK_SIZE))
return 0;
memcpy(ctx->iv, cn.c, CTS_BLOCK_SIZE);
return len + CTS_BLOCK_SIZE + residue;
}
static size_t cts128_cs3_encrypt(PROV_CIPHER_CTX *ctx, const unsigned char *in,
unsigned char *out, size_t len)
{
aligned_16bytes tmp_in;
size_t residue;
if (len < CTS_BLOCK_SIZE)
return 0;
if (len == CTS_BLOCK_SIZE)
return ctx->hw->cipher(ctx, out, in, len) ? len : 0;
residue = len % CTS_BLOCK_SIZE;
if (residue == 0)
residue = CTS_BLOCK_SIZE;
len -= residue;
if (!ctx->hw->cipher(ctx, out, in, len))
return 0;
in += len;
out += len;
memset(tmp_in.c, 0, sizeof(tmp_in));
memcpy(tmp_in.c, in, residue);
memcpy(out, out - CTS_BLOCK_SIZE, residue);
if (!ctx->hw->cipher(ctx, out - CTS_BLOCK_SIZE, tmp_in.c, CTS_BLOCK_SIZE))
return 0;
return len + residue;
}
static size_t cts128_cs3_decrypt(PROV_CIPHER_CTX *ctx, const unsigned char *in,
unsigned char *out, size_t len)
{
aligned_16bytes mid_iv, ct_mid, cn, pt_last;
size_t residue;
if (len < CTS_BLOCK_SIZE)
return 0;
if (len == CTS_BLOCK_SIZE)
return ctx->hw->cipher(ctx, out, in, len) ? len : 0;
residue = len % CTS_BLOCK_SIZE;
if (residue == 0)
residue = CTS_BLOCK_SIZE;
len -= CTS_BLOCK_SIZE + residue;
if (len > 0) {
if (!ctx->hw->cipher(ctx, out, in, len))
return 0;
in += len;
out += len;
}
memcpy(mid_iv.c, ctx->iv, CTS_BLOCK_SIZE);
memcpy(cn.c, in, CTS_BLOCK_SIZE);
memset(ctx->iv, 0, CTS_BLOCK_SIZE);
if (!ctx->hw->cipher(ctx, pt_last.c, in, CTS_BLOCK_SIZE))
return 0;
memcpy(ct_mid.c, in + CTS_BLOCK_SIZE, residue);
if (residue != CTS_BLOCK_SIZE)
memcpy(ct_mid.c + residue, pt_last.c + residue, CTS_BLOCK_SIZE - residue);
do_xor(ct_mid.c, pt_last.c, residue, out + CTS_BLOCK_SIZE);
memcpy(ctx->iv, mid_iv.c, CTS_BLOCK_SIZE);
if (!ctx->hw->cipher(ctx, out, ct_mid.c, CTS_BLOCK_SIZE))
return 0;
memcpy(ctx->iv, cn.c, CTS_BLOCK_SIZE);
return len + CTS_BLOCK_SIZE + residue;
}
static size_t cts128_cs2_encrypt(PROV_CIPHER_CTX *ctx, const unsigned char *in,
unsigned char *out, size_t len)
{
if (len % CTS_BLOCK_SIZE == 0) {
if (!ctx->hw->cipher(ctx, out, in, len))
return 0;
return len;
}
return cts128_cs3_encrypt(ctx, in, out, len);
}
static size_t cts128_cs2_decrypt(PROV_CIPHER_CTX *ctx, const unsigned char *in,
unsigned char *out, size_t len)
{
if (len % CTS_BLOCK_SIZE == 0) {
if (!ctx->hw->cipher(ctx, out, in, len))
return 0;
return len;
}
return cts128_cs3_decrypt(ctx, in, out, len);
}
int ossl_cipher_cbc_cts_block_update(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in,
size_t inl)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
size_t sz = 0;
if (inl < CTS_BLOCK_SIZE)
return 0;
if (outsize < inl)
return 0;
if (out == NULL) {
*outl = inl;
return 1;
}
if (ctx->updated == 1)
return 0;
if (ctx->enc) {
if (ctx->cts_mode == CTS_CS1)
sz = cts128_cs1_encrypt(ctx, in, out, inl);
else if (ctx->cts_mode == CTS_CS2)
sz = cts128_cs2_encrypt(ctx, in, out, inl);
else if (ctx->cts_mode == CTS_CS3)
sz = cts128_cs3_encrypt(ctx, in, out, inl);
} else {
if (ctx->cts_mode == CTS_CS1)
sz = cts128_cs1_decrypt(ctx, in, out, inl);
else if (ctx->cts_mode == CTS_CS2)
sz = cts128_cs2_decrypt(ctx, in, out, inl);
else if (ctx->cts_mode == CTS_CS3)
sz = cts128_cs3_decrypt(ctx, in, out, inl);
}
if (sz == 0)
return 0;
ctx->updated = 1;
*outl = sz;
return 1;
}
int ossl_cipher_cbc_cts_block_final(void *vctx, unsigned char *out, size_t *outl,
size_t outsize)
{
*outl = 0;
return 1;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_cts.c | openssl |
#include <string.h>
#include <openssl/crypto.h>
#include <openssl/core_dispatch.h>
#include <openssl/proverr.h>
#include "prov/implementations.h"
#include "prov/ciphercommon.h"
#include "prov/providercommon.h"
typedef struct prov_cipher_null_ctx_st {
int enc;
size_t tlsmacsize;
const unsigned char *tlsmac;
} PROV_CIPHER_NULL_CTX;
static OSSL_FUNC_cipher_newctx_fn null_newctx;
static void *null_newctx(void *provctx)
{
if (!ossl_prov_is_running())
return NULL;
return OPENSSL_zalloc(sizeof(PROV_CIPHER_NULL_CTX));
}
static OSSL_FUNC_cipher_freectx_fn null_freectx;
static void null_freectx(void *vctx)
{
OPENSSL_free(vctx);
}
static OSSL_FUNC_cipher_encrypt_init_fn null_einit;
static int null_einit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
PROV_CIPHER_NULL_CTX *ctx = (PROV_CIPHER_NULL_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
ctx->enc = 1;
return 1;
}
static OSSL_FUNC_cipher_decrypt_init_fn null_dinit;
static int null_dinit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
if (!ossl_prov_is_running())
return 0;
return 1;
}
static OSSL_FUNC_cipher_cipher_fn null_cipher;
static int null_cipher(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in, size_t inl)
{
PROV_CIPHER_NULL_CTX *ctx = (PROV_CIPHER_NULL_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
if (!ctx->enc && ctx->tlsmacsize > 0) {
if (inl < ctx->tlsmacsize)
return 0;
ctx->tlsmac = in + inl - ctx->tlsmacsize;
inl -= ctx->tlsmacsize;
}
if (outsize < inl)
return 0;
if (in != out)
memcpy(out, in, inl);
*outl = inl;
return 1;
}
static OSSL_FUNC_cipher_final_fn null_final;
static int null_final(void *vctx, unsigned char *out, size_t *outl,
size_t outsize)
{
if (!ossl_prov_is_running())
return 0;
*outl = 0;
return 1;
}
static OSSL_FUNC_cipher_get_params_fn null_get_params;
static int null_get_params(OSSL_PARAM params[])
{
return ossl_cipher_generic_get_params(params, 0, 0, 0, 8, 0);
}
static const OSSL_PARAM null_known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_IVLEN, NULL),
{ OSSL_CIPHER_PARAM_TLS_MAC, OSSL_PARAM_OCTET_PTR, NULL, 0, OSSL_PARAM_UNMODIFIED },
OSSL_PARAM_END
};
static OSSL_FUNC_cipher_gettable_ctx_params_fn null_gettable_ctx_params;
static const OSSL_PARAM *null_gettable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return null_known_gettable_ctx_params;
}
static OSSL_FUNC_cipher_get_ctx_params_fn null_get_ctx_params;
static int null_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_CIPHER_NULL_CTX *ctx = (PROV_CIPHER_NULL_CTX *)vctx;
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, 0)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, 0)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_TLS_MAC);
if (p != NULL
&& !OSSL_PARAM_set_octet_ptr(p, ctx->tlsmac, ctx->tlsmacsize)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
return 1;
}
static const OSSL_PARAM null_known_settable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_TLS_MAC_SIZE, NULL),
OSSL_PARAM_END
};
static OSSL_FUNC_cipher_settable_ctx_params_fn null_settable_ctx_params;
static const OSSL_PARAM *null_settable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return null_known_settable_ctx_params;
}
static OSSL_FUNC_cipher_set_ctx_params_fn null_set_ctx_params;
static int null_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_CIPHER_NULL_CTX *ctx = (PROV_CIPHER_NULL_CTX *)vctx;
const OSSL_PARAM *p;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_TLS_MAC_SIZE);
if (p != NULL) {
if (!OSSL_PARAM_get_size_t(p, &ctx->tlsmacsize)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
}
return 1;
}
const OSSL_DISPATCH ossl_null_functions[] = {
{ OSSL_FUNC_CIPHER_NEWCTX,
(void (*)(void)) null_newctx },
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void)) null_freectx },
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void)) null_newctx },
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))null_einit },
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))null_dinit },
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))null_cipher },
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))null_final },
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))null_cipher },
{ OSSL_FUNC_CIPHER_GET_PARAMS, (void (*)(void)) null_get_params },
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS,
(void (*)(void))ossl_cipher_generic_gettable_params },
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, (void (*)(void))null_get_ctx_params },
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS,
(void (*)(void))null_gettable_ctx_params },
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, (void (*)(void))null_set_ctx_params },
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS,
(void (*)(void))null_settable_ctx_params },
OSSL_DISPATCH_END
};
| ciphers | openssl/providers/implementations/ciphers/cipher_null.c | openssl |
#include <openssl/proverr.h>
#include "cipher_chacha20_poly1305.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define CHACHA20_POLY1305_KEYLEN CHACHA_KEY_SIZE
#define CHACHA20_POLY1305_BLKLEN 1
#define CHACHA20_POLY1305_MAX_IVLEN 12
#define CHACHA20_POLY1305_MODE 0
#define CHACHA20_POLY1305_FLAGS (PROV_CIPHER_FLAG_AEAD \
| PROV_CIPHER_FLAG_CUSTOM_IV)
static OSSL_FUNC_cipher_newctx_fn chacha20_poly1305_newctx;
static OSSL_FUNC_cipher_freectx_fn chacha20_poly1305_freectx;
static OSSL_FUNC_cipher_dupctx_fn chacha20_poly1305_dupctx;
static OSSL_FUNC_cipher_encrypt_init_fn chacha20_poly1305_einit;
static OSSL_FUNC_cipher_decrypt_init_fn chacha20_poly1305_dinit;
static OSSL_FUNC_cipher_get_params_fn chacha20_poly1305_get_params;
static OSSL_FUNC_cipher_get_ctx_params_fn chacha20_poly1305_get_ctx_params;
static OSSL_FUNC_cipher_set_ctx_params_fn chacha20_poly1305_set_ctx_params;
static OSSL_FUNC_cipher_cipher_fn chacha20_poly1305_cipher;
static OSSL_FUNC_cipher_final_fn chacha20_poly1305_final;
static OSSL_FUNC_cipher_gettable_ctx_params_fn chacha20_poly1305_gettable_ctx_params;
#define chacha20_poly1305_settable_ctx_params ossl_cipher_aead_settable_ctx_params
#define chacha20_poly1305_gettable_params ossl_cipher_generic_gettable_params
#define chacha20_poly1305_update chacha20_poly1305_cipher
static void *chacha20_poly1305_newctx(void *provctx)
{
PROV_CHACHA20_POLY1305_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL) {
ossl_cipher_generic_initkey(&ctx->base, CHACHA20_POLY1305_KEYLEN * 8,
CHACHA20_POLY1305_BLKLEN * 8,
CHACHA20_POLY1305_IVLEN * 8,
CHACHA20_POLY1305_MODE,
CHACHA20_POLY1305_FLAGS,
ossl_prov_cipher_hw_chacha20_poly1305(
CHACHA20_POLY1305_KEYLEN * 8),
NULL);
ctx->tls_payload_length = NO_TLS_PAYLOAD_LENGTH;
ossl_chacha20_initctx(&ctx->chacha);
}
return ctx;
}
static void *chacha20_poly1305_dupctx(void *provctx)
{
PROV_CHACHA20_POLY1305_CTX *ctx = provctx;
PROV_CHACHA20_POLY1305_CTX *dctx = NULL;
if (ctx == NULL)
return NULL;
dctx = OPENSSL_memdup(ctx, sizeof(*ctx));
if (dctx != NULL && dctx->base.tlsmac != NULL && dctx->base.alloced) {
dctx->base.tlsmac = OPENSSL_memdup(dctx->base.tlsmac,
dctx->base.tlsmacsize);
if (dctx->base.tlsmac == NULL) {
OPENSSL_free(dctx);
dctx = NULL;
}
}
return dctx;
}
static void chacha20_poly1305_freectx(void *vctx)
{
PROV_CHACHA20_POLY1305_CTX *ctx = (PROV_CHACHA20_POLY1305_CTX *)vctx;
if (ctx != NULL) {
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
}
static int chacha20_poly1305_get_params(OSSL_PARAM params[])
{
return ossl_cipher_generic_get_params(params, 0, CHACHA20_POLY1305_FLAGS,
CHACHA20_POLY1305_KEYLEN * 8,
CHACHA20_POLY1305_BLKLEN * 8,
CHACHA20_POLY1305_IVLEN * 8);
}
static int chacha20_poly1305_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_CHACHA20_POLY1305_CTX *ctx = (PROV_CHACHA20_POLY1305_CTX *)vctx;
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL) {
if (!OSSL_PARAM_set_size_t(p, CHACHA20_POLY1305_IVLEN)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, CHACHA20_POLY1305_KEYLEN)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TAGLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->tag_len)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TLS1_AAD_PAD);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->tls_aad_pad_sz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TAG);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
if (!ctx->base.enc) {
ERR_raise(ERR_LIB_PROV, PROV_R_TAG_NOT_SET);
return 0;
}
if (p->data_size == 0 || p->data_size > POLY1305_BLOCK_SIZE) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_TAG_LENGTH);
return 0;
}
memcpy(p->data, ctx->tag, p->data_size);
}
return 1;
}
static const OSSL_PARAM chacha20_poly1305_known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_IVLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_AEAD_TAGLEN, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TAG, NULL, 0),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_AEAD_TLS1_AAD_PAD, NULL),
OSSL_PARAM_END
};
static const OSSL_PARAM *chacha20_poly1305_gettable_ctx_params
(ossl_unused void *cctx, ossl_unused void *provctx)
{
return chacha20_poly1305_known_gettable_ctx_params;
}
static int chacha20_poly1305_set_ctx_params(void *vctx,
const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
size_t len;
PROV_CHACHA20_POLY1305_CTX *ctx = (PROV_CHACHA20_POLY1305_CTX *)vctx;
PROV_CIPHER_HW_CHACHA20_POLY1305 *hw =
(PROV_CIPHER_HW_CHACHA20_POLY1305 *)ctx->base.hw;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL) {
if (!OSSL_PARAM_get_size_t(p, &len)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (len != CHACHA20_POLY1305_KEYLEN) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL) {
if (!OSSL_PARAM_get_size_t(p, &len)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (len != CHACHA20_POLY1305_MAX_IVLEN) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_TAG);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (p->data_size == 0 || p->data_size > POLY1305_BLOCK_SIZE) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_TAG_LENGTH);
return 0;
}
if (p->data != NULL) {
if (ctx->base.enc) {
ERR_raise(ERR_LIB_PROV, PROV_R_TAG_NOT_NEEDED);
return 0;
}
memcpy(ctx->tag, p->data, p->data_size);
}
ctx->tag_len = p->data_size;
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_TLS1_AAD);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
len = hw->tls_init(&ctx->base, p->data, p->data_size);
if (len == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_DATA);
return 0;
}
ctx->tls_aad_pad_sz = len;
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_TLS1_IV_FIXED);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (hw->tls_iv_set_fixed(&ctx->base, p->data, p->data_size) == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
}
return 1;
}
static int chacha20_poly1305_einit(void *vctx, const unsigned char *key,
size_t keylen, const unsigned char *iv,
size_t ivlen, const OSSL_PARAM params[])
{
int ret;
ret = ossl_cipher_generic_einit(vctx, key, keylen, iv, ivlen, NULL);
if (ret && iv != NULL) {
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
PROV_CIPHER_HW_CHACHA20_POLY1305 *hw =
(PROV_CIPHER_HW_CHACHA20_POLY1305 *)ctx->hw;
hw->initiv(ctx);
}
if (ret && !chacha20_poly1305_set_ctx_params(vctx, params))
ret = 0;
return ret;
}
static int chacha20_poly1305_dinit(void *vctx, const unsigned char *key,
size_t keylen, const unsigned char *iv,
size_t ivlen, const OSSL_PARAM params[])
{
int ret;
ret = ossl_cipher_generic_dinit(vctx, key, keylen, iv, ivlen, NULL);
if (ret && iv != NULL) {
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
PROV_CIPHER_HW_CHACHA20_POLY1305 *hw =
(PROV_CIPHER_HW_CHACHA20_POLY1305 *)ctx->hw;
hw->initiv(ctx);
}
if (ret && !chacha20_poly1305_set_ctx_params(vctx, params))
ret = 0;
return ret;
}
static int chacha20_poly1305_cipher(void *vctx, unsigned char *out,
size_t *outl, size_t outsize,
const unsigned char *in, size_t inl)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
PROV_CIPHER_HW_CHACHA20_POLY1305 *hw =
(PROV_CIPHER_HW_CHACHA20_POLY1305 *)ctx->hw;
if (!ossl_prov_is_running())
return 0;
if (inl == 0) {
*outl = 0;
return 1;
}
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!hw->aead_cipher(ctx, out, outl, in, inl))
return 0;
return 1;
}
static int chacha20_poly1305_final(void *vctx, unsigned char *out, size_t *outl,
size_t outsize)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
PROV_CIPHER_HW_CHACHA20_POLY1305 *hw =
(PROV_CIPHER_HW_CHACHA20_POLY1305 *)ctx->hw;
if (!ossl_prov_is_running())
return 0;
if (hw->aead_cipher(ctx, out, outl, NULL, 0) <= 0)
return 0;
*outl = 0;
return 1;
}
const OSSL_DISPATCH ossl_chacha20_ossl_poly1305_functions[] = {
{ OSSL_FUNC_CIPHER_NEWCTX, (void (*)(void))chacha20_poly1305_newctx },
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))chacha20_poly1305_freectx },
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))chacha20_poly1305_dupctx },
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))chacha20_poly1305_einit },
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))chacha20_poly1305_dinit },
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))chacha20_poly1305_update },
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))chacha20_poly1305_final },
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))chacha20_poly1305_cipher },
{ OSSL_FUNC_CIPHER_GET_PARAMS,
(void (*)(void))chacha20_poly1305_get_params },
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS,
(void (*)(void))chacha20_poly1305_gettable_params },
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS,
(void (*)(void))chacha20_poly1305_get_ctx_params },
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS,
(void (*)(void))chacha20_poly1305_gettable_ctx_params },
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS,
(void (*)(void))chacha20_poly1305_set_ctx_params },
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS,
(void (*)(void))chacha20_poly1305_settable_ctx_params },
OSSL_DISPATCH_END
};
| ciphers | openssl/providers/implementations/ciphers/cipher_chacha20_poly1305.c | openssl |
#include "internal/deprecated.h"
#include "cipher_aes_ocb.h"
#define OCB_SET_KEY_FN(fn_set_enc_key, fn_set_dec_key, \
fn_block_enc, fn_block_dec, \
fn_stream_enc, fn_stream_dec) \
CRYPTO_ocb128_cleanup(&ctx->ocb); \
fn_set_enc_key(key, keylen * 8, &ctx->ksenc.ks); \
fn_set_dec_key(key, keylen * 8, &ctx->ksdec.ks); \
if (!CRYPTO_ocb128_init(&ctx->ocb, &ctx->ksenc.ks, &ctx->ksdec.ks, \
(block128_f)fn_block_enc, (block128_f)fn_block_dec, \
ctx->base.enc ? (ocb128_f)fn_stream_enc : \
(ocb128_f)fn_stream_dec)) \
return 0; \
ctx->key_set = 1
static int cipher_hw_aes_ocb_generic_initkey(PROV_CIPHER_CTX *vctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
# ifdef HWAES_CAPABLE
if (HWAES_CAPABLE) {
OCB_SET_KEY_FN(HWAES_set_encrypt_key, HWAES_set_decrypt_key,
HWAES_encrypt, HWAES_decrypt,
HWAES_ocb_encrypt, HWAES_ocb_decrypt);
} else
# endif
# ifdef VPAES_CAPABLE
if (VPAES_CAPABLE) {
OCB_SET_KEY_FN(vpaes_set_encrypt_key, vpaes_set_decrypt_key,
vpaes_encrypt, vpaes_decrypt, NULL, NULL);
} else
# endif
{
OCB_SET_KEY_FN(AES_set_encrypt_key, AES_set_decrypt_key,
AES_encrypt, AES_decrypt, NULL, NULL);
}
return 1;
}
# if defined(AESNI_CAPABLE)
static int cipher_hw_aes_ocb_aesni_initkey(PROV_CIPHER_CTX *vctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
OCB_SET_KEY_FN(aesni_set_encrypt_key, aesni_set_decrypt_key,
aesni_encrypt, aesni_decrypt,
aesni_ocb_encrypt, aesni_ocb_decrypt);
return 1;
}
# define PROV_CIPHER_HW_declare() \
static const PROV_CIPHER_HW aesni_ocb = { \
cipher_hw_aes_ocb_aesni_initkey, \
NULL \
};
# define PROV_CIPHER_HW_select() \
if (AESNI_CAPABLE) \
return &aesni_ocb;
#elif defined(SPARC_AES_CAPABLE)
static int cipher_hw_aes_ocb_t4_initkey(PROV_CIPHER_CTX *vctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
OCB_SET_KEY_FN(aes_t4_set_encrypt_key, aes_t4_set_decrypt_key,
aes_t4_encrypt, aes_t4_decrypt, NULL, NULL);
return 1;
}
# define PROV_CIPHER_HW_declare() \
static const PROV_CIPHER_HW aes_t4_ocb = { \
cipher_hw_aes_ocb_t4_initkey, \
NULL \
};
# define PROV_CIPHER_HW_select() \
if (SPARC_AES_CAPABLE) \
return &aes_t4_ocb;
#elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 64
static int cipher_hw_aes_ocb_rv64i_zknd_zkne_initkey(PROV_CIPHER_CTX *vctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
OCB_SET_KEY_FN(rv64i_zkne_set_encrypt_key, rv64i_zknd_set_decrypt_key,
rv64i_zkne_encrypt, rv64i_zknd_decrypt, NULL, NULL);
return 1;
}
static int cipher_hw_aes_ocb_rv64i_zvkned_initkey(PROV_CIPHER_CTX *vctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
if (keylen * 8 == 128 || keylen * 8 == 256) {
OCB_SET_KEY_FN(rv64i_zvkned_set_encrypt_key,
rv64i_zvkned_set_decrypt_key,
rv64i_zvkned_encrypt, rv64i_zvkned_decrypt,
NULL, NULL);
} else {
OCB_SET_KEY_FN(AES_set_encrypt_key, AES_set_encrypt_key,
rv64i_zvkned_encrypt, rv64i_zvkned_decrypt,
NULL, NULL);
}
return 1;
}
# define PROV_CIPHER_HW_declare() \
static const PROV_CIPHER_HW aes_rv64i_zknd_zkne_ocb = { \
cipher_hw_aes_ocb_rv64i_zknd_zkne_initkey, \
NULL \
}; \
static const PROV_CIPHER_HW aes_rv64i_zvkned_ocb = { \
cipher_hw_aes_ocb_rv64i_zvkned_initkey, \
NULL \
};
# define PROV_CIPHER_HW_select() \
if (RISCV_HAS_ZVKNED() && riscv_vlen() >= 128) \
return &aes_rv64i_zvkned_ocb; \
else if (RISCV_HAS_ZKND_AND_ZKNE()) \
return &aes_rv64i_zknd_zkne_ocb;
#elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 32
static int cipher_hw_aes_ocb_rv32i_zknd_zkne_initkey(PROV_CIPHER_CTX *vctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
OCB_SET_KEY_FN(rv32i_zkne_set_encrypt_key, rv32i_zknd_zkne_set_decrypt_key,
rv32i_zkne_encrypt, rv32i_zknd_decrypt, NULL, NULL);
return 1;
}
static int cipher_hw_aes_ocb_rv32i_zbkb_zknd_zkne_initkey(PROV_CIPHER_CTX *vctx,
const unsigned char *key,
size_t keylen)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
OCB_SET_KEY_FN(rv32i_zbkb_zkne_set_encrypt_key, rv32i_zbkb_zknd_zkne_set_decrypt_key,
rv32i_zkne_encrypt, rv32i_zknd_decrypt, NULL, NULL);
return 1;
}
# define PROV_CIPHER_HW_declare() \
static const PROV_CIPHER_HW aes_rv32i_zknd_zkne_ocb = { \
cipher_hw_aes_ocb_rv32i_zknd_zkne_initkey, \
NULL \
}; \
static const PROV_CIPHER_HW aes_rv32i_zbkb_zknd_zkne_ocb = { \
cipher_hw_aes_ocb_rv32i_zbkb_zknd_zkne_initkey, \
NULL \
};
# define PROV_CIPHER_HW_select() \
if (RISCV_HAS_ZBKB_AND_ZKND_AND_ZKNE()) \
return &aes_rv32i_zbkb_zknd_zkne_ocb; \
if (RISCV_HAS_ZKND_AND_ZKNE()) \
return &aes_rv32i_zknd_zkne_ocb;
#else
# define PROV_CIPHER_HW_declare()
# define PROV_CIPHER_HW_select()
# endif
static const PROV_CIPHER_HW aes_generic_ocb = {
cipher_hw_aes_ocb_generic_initkey,
NULL
};
PROV_CIPHER_HW_declare()
const PROV_CIPHER_HW *ossl_prov_cipher_hw_aes_ocb(size_t keybits)
{
PROV_CIPHER_HW_select()
return &aes_generic_ocb;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_ocb_hw.c | openssl |
#include "cipher_aria_ccm.h"
static int ccm_aria_initkey(PROV_CCM_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_ARIA_CCM_CTX *actx = (PROV_ARIA_CCM_CTX *)ctx;
ossl_aria_set_encrypt_key(key, keylen * 8, &actx->ks.ks);
CRYPTO_ccm128_init(&ctx->ccm_ctx, ctx->m, ctx->l, &actx->ks.ks,
(block128_f)ossl_aria_encrypt);
ctx->str = NULL;
ctx->key_set = 1;
return 1;
}
static const PROV_CCM_HW ccm_aria = {
ccm_aria_initkey,
ossl_ccm_generic_setiv,
ossl_ccm_generic_setaad,
ossl_ccm_generic_auth_encrypt,
ossl_ccm_generic_auth_decrypt,
ossl_ccm_generic_gettag
};
const PROV_CCM_HW *ossl_prov_aria_hw_ccm(size_t keybits)
{
return &ccm_aria;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_aria_ccm_hw.c | openssl |
#include "internal/deprecated.h"
#include <openssl/rand.h>
#include <openssl/proverr.h>
#include "prov/ciphercommon.h"
#include "cipher_des.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define DES_FLAGS PROV_CIPHER_FLAG_RAND_KEY
static OSSL_FUNC_cipher_freectx_fn des_freectx;
static OSSL_FUNC_cipher_encrypt_init_fn des_einit;
static OSSL_FUNC_cipher_decrypt_init_fn des_dinit;
static OSSL_FUNC_cipher_get_ctx_params_fn des_get_ctx_params;
static OSSL_FUNC_cipher_gettable_ctx_params_fn des_gettable_ctx_params;
static void *des_newctx(void *provctx, size_t kbits, size_t blkbits,
size_t ivbits, unsigned int mode, uint64_t flags,
const PROV_CIPHER_HW *hw)
{
PROV_DES_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ossl_cipher_generic_initkey(ctx, kbits, blkbits, ivbits, mode, flags,
hw, provctx);
return ctx;
}
static void *des_dupctx(void *ctx)
{
PROV_DES_CTX *in = (PROV_DES_CTX *)ctx;
PROV_DES_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
in->base.hw->copyctx(&ret->base, &in->base);
return ret;
}
static void des_freectx(void *vctx)
{
PROV_DES_CTX *ctx = (PROV_DES_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static int des_init(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[], int enc)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
ctx->num = 0;
ctx->bufsz = 0;
ctx->enc = enc;
if (iv != NULL) {
if (!ossl_cipher_generic_initiv(ctx, iv, ivlen))
return 0;
} else if (ctx->iv_set) {
memcpy(ctx->iv, ctx->oiv, ctx->ivlen);
}
if (key != NULL) {
if (keylen != ctx->keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (!ctx->hw->init(ctx, key, keylen))
return 0;
ctx->key_set = 1;
}
return ossl_cipher_generic_set_ctx_params(ctx, params);
}
static int des_einit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return des_init(vctx, key, keylen, iv, ivlen, params, 1);
}
static int des_dinit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return des_init(vctx, key, keylen, iv, ivlen, params, 0);
}
static int des_generatekey(PROV_CIPHER_CTX *ctx, void *ptr)
{
DES_cblock *deskey = ptr;
size_t kl = ctx->keylen;
if (kl == 0 || RAND_priv_bytes_ex(ctx->libctx, ptr, kl, 0) <= 0)
return 0;
DES_set_odd_parity(deskey);
return 1;
}
CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_START(des)
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_RANDOM_KEY, NULL, 0),
CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_END(des)
static int des_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
OSSL_PARAM *p;
if (!ossl_cipher_generic_get_ctx_params(vctx, params))
return 0;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_RANDOM_KEY);
if (p != NULL && !des_generatekey(ctx, p->data)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GENERATE_KEY);
return 0;
}
return 1;
}
#define IMPLEMENT_des_cipher(type, lcmode, UCMODE, flags, \
kbits, blkbits, ivbits, block) \
static OSSL_FUNC_cipher_newctx_fn type##_##lcmode##_newctx; \
static void *des_##lcmode##_newctx(void *provctx) \
{ \
return des_newctx(provctx, kbits, blkbits, ivbits, \
EVP_CIPH_##UCMODE##_MODE, flags, \
ossl_prov_cipher_hw_des_##lcmode()); \
} \
static OSSL_FUNC_cipher_get_params_fn des_##lcmode##_get_params; \
static int des_##lcmode##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \
flags, kbits, blkbits, ivbits); \
} \
const OSSL_DISPATCH ossl_##des_##lcmode##_functions[] = { \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))des_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))des_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, \
(void (*)(void))ossl_cipher_generic_##block##_update }, \
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))ossl_cipher_generic_##block##_final },\
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))ossl_cipher_generic_cipher }, \
{ OSSL_FUNC_CIPHER_NEWCTX, \
(void (*)(void))des_##lcmode##_newctx }, \
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))des_dupctx }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))des_freectx }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, \
(void (*)(void))des_##lcmode##_get_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, (void (*)(void))des_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void))des_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_settable_ctx_params }, \
OSSL_DISPATCH_END \
}
IMPLEMENT_des_cipher(des, ecb, ECB, DES_FLAGS, 64, 64, 0, block);
IMPLEMENT_des_cipher(des, cbc, CBC, DES_FLAGS, 64, 64, 64, block);
IMPLEMENT_des_cipher(des, ofb64, OFB, DES_FLAGS, 64, 8, 64, stream);
IMPLEMENT_des_cipher(des, cfb64, CFB, DES_FLAGS, 64, 8, 64, stream);
IMPLEMENT_des_cipher(des, cfb1, CFB, DES_FLAGS, 64, 8, 64, stream);
IMPLEMENT_des_cipher(des, cfb8, CFB, DES_FLAGS, 64, 8, 64, stream);
| ciphers | openssl/providers/implementations/ciphers/cipher_des.c | openssl |
#include "internal/deprecated.h"
#include <openssl/proverr.h>
#include "cipher_aes_ocb.h"
#include "prov/providercommon.h"
#include "prov/ciphercommon_aead.h"
#include "prov/implementations.h"
#define AES_OCB_FLAGS AEAD_FLAGS
#define OCB_DEFAULT_TAG_LEN 16
#define OCB_DEFAULT_IV_LEN 12
#define OCB_MIN_IV_LEN 1
#define OCB_MAX_IV_LEN 15
PROV_CIPHER_FUNC(int, ocb_cipher, (PROV_AES_OCB_CTX *ctx,
const unsigned char *in, unsigned char *out,
size_t nextblock));
static OSSL_FUNC_cipher_encrypt_init_fn aes_ocb_einit;
static OSSL_FUNC_cipher_decrypt_init_fn aes_ocb_dinit;
static OSSL_FUNC_cipher_update_fn aes_ocb_block_update;
static OSSL_FUNC_cipher_final_fn aes_ocb_block_final;
static OSSL_FUNC_cipher_cipher_fn aes_ocb_cipher;
static OSSL_FUNC_cipher_freectx_fn aes_ocb_freectx;
static OSSL_FUNC_cipher_dupctx_fn aes_ocb_dupctx;
static OSSL_FUNC_cipher_get_ctx_params_fn aes_ocb_get_ctx_params;
static OSSL_FUNC_cipher_set_ctx_params_fn aes_ocb_set_ctx_params;
static OSSL_FUNC_cipher_gettable_ctx_params_fn cipher_ocb_gettable_ctx_params;
static OSSL_FUNC_cipher_settable_ctx_params_fn cipher_ocb_settable_ctx_params;
static ossl_inline int aes_generic_ocb_setiv(PROV_AES_OCB_CTX *ctx,
const unsigned char *iv,
size_t ivlen, size_t taglen)
{
return (CRYPTO_ocb128_setiv(&ctx->ocb, iv, ivlen, taglen) == 1);
}
static ossl_inline int aes_generic_ocb_setaad(PROV_AES_OCB_CTX *ctx,
const unsigned char *aad,
size_t alen)
{
return CRYPTO_ocb128_aad(&ctx->ocb, aad, alen) == 1;
}
static ossl_inline int aes_generic_ocb_gettag(PROV_AES_OCB_CTX *ctx,
unsigned char *tag, size_t tlen)
{
return CRYPTO_ocb128_tag(&ctx->ocb, tag, tlen) > 0;
}
static ossl_inline int aes_generic_ocb_final(PROV_AES_OCB_CTX *ctx)
{
return (CRYPTO_ocb128_finish(&ctx->ocb, ctx->tag, ctx->taglen) == 0);
}
static ossl_inline void aes_generic_ocb_cleanup(PROV_AES_OCB_CTX *ctx)
{
CRYPTO_ocb128_cleanup(&ctx->ocb);
}
static ossl_inline int aes_generic_ocb_cipher(PROV_AES_OCB_CTX *ctx,
const unsigned char *in,
unsigned char *out, size_t len)
{
if (ctx->base.enc) {
if (!CRYPTO_ocb128_encrypt(&ctx->ocb, in, out, len))
return 0;
} else {
if (!CRYPTO_ocb128_decrypt(&ctx->ocb, in, out, len))
return 0;
}
return 1;
}
static ossl_inline int aes_generic_ocb_copy_ctx(PROV_AES_OCB_CTX *dst,
PROV_AES_OCB_CTX *src)
{
return CRYPTO_ocb128_copy_ctx(&dst->ocb, &src->ocb,
&dst->ksenc.ks, &dst->ksdec.ks);
}
static int aes_ocb_init(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[], int enc)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
ctx->aad_buf_len = 0;
ctx->data_buf_len = 0;
ctx->base.enc = enc;
if (iv != NULL) {
if (ivlen != ctx->base.ivlen) {
if (ivlen < OCB_MIN_IV_LEN || ivlen > OCB_MAX_IV_LEN) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
ctx->base.ivlen = ivlen;
}
if (!ossl_cipher_generic_initiv(&ctx->base, iv, ivlen))
return 0;
ctx->iv_state = IV_STATE_BUFFERED;
}
if (key != NULL) {
if (keylen != ctx->base.keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (!ctx->base.hw->init(&ctx->base, key, keylen))
return 0;
}
return aes_ocb_set_ctx_params(ctx, params);
}
static int aes_ocb_einit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return aes_ocb_init(vctx, key, keylen, iv, ivlen, params, 1);
}
static int aes_ocb_dinit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return aes_ocb_init(vctx, key, keylen, iv, ivlen, params, 0);
}
static int aes_ocb_block_update_internal(PROV_AES_OCB_CTX *ctx,
unsigned char *buf, size_t *bufsz,
unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in,
size_t inl, OSSL_ocb_cipher_fn ciph)
{
size_t nextblocks;
size_t outlint = 0;
if (*bufsz != 0)
nextblocks = ossl_cipher_fillblock(buf, bufsz, AES_BLOCK_SIZE, &in, &inl);
else
nextblocks = inl & ~(AES_BLOCK_SIZE-1);
if (*bufsz == AES_BLOCK_SIZE) {
if (outsize < AES_BLOCK_SIZE) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!ciph(ctx, buf, out, AES_BLOCK_SIZE)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
*bufsz = 0;
outlint = AES_BLOCK_SIZE;
if (out != NULL)
out += AES_BLOCK_SIZE;
}
if (nextblocks > 0) {
outlint += nextblocks;
if (outsize < outlint) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!ciph(ctx, in, out, nextblocks)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
in += nextblocks;
inl -= nextblocks;
}
if (inl != 0
&& !ossl_cipher_trailingdata(buf, bufsz, AES_BLOCK_SIZE, &in, &inl)) {
return 0;
}
*outl = outlint;
return inl == 0;
}
static int cipher_updateaad(PROV_AES_OCB_CTX *ctx, const unsigned char *in,
unsigned char *out, size_t len)
{
return aes_generic_ocb_setaad(ctx, in, len);
}
static int update_iv(PROV_AES_OCB_CTX *ctx)
{
if (ctx->iv_state == IV_STATE_FINISHED
|| ctx->iv_state == IV_STATE_UNINITIALISED)
return 0;
if (ctx->iv_state == IV_STATE_BUFFERED) {
if (!aes_generic_ocb_setiv(ctx, ctx->base.iv, ctx->base.ivlen,
ctx->taglen))
return 0;
ctx->iv_state = IV_STATE_COPIED;
}
return 1;
}
static int aes_ocb_block_update(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in,
size_t inl)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
unsigned char *buf;
size_t *buflen;
OSSL_ocb_cipher_fn fn;
if (!ctx->key_set || !update_iv(ctx))
return 0;
if (inl == 0) {
*outl = 0;
return 1;
}
if (out == NULL) {
buf = ctx->aad_buf;
buflen = &ctx->aad_buf_len;
fn = cipher_updateaad;
} else {
buf = ctx->data_buf;
buflen = &ctx->data_buf_len;
fn = aes_generic_ocb_cipher;
}
return aes_ocb_block_update_internal(ctx, buf, buflen, out, outl, outsize,
in, inl, fn);
}
static int aes_ocb_block_final(void *vctx, unsigned char *out, size_t *outl,
size_t outsize)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
if (!ctx->key_set || !update_iv(ctx))
return 0;
*outl = 0;
if (ctx->data_buf_len > 0) {
if (!aes_generic_ocb_cipher(ctx, ctx->data_buf, out, ctx->data_buf_len))
return 0;
*outl = ctx->data_buf_len;
ctx->data_buf_len = 0;
}
if (ctx->aad_buf_len > 0) {
if (!aes_generic_ocb_setaad(ctx, ctx->aad_buf, ctx->aad_buf_len))
return 0;
ctx->aad_buf_len = 0;
}
if (ctx->base.enc) {
if (!aes_generic_ocb_gettag(ctx, ctx->tag, ctx->taglen))
return 0;
} else {
if (ctx->taglen == 0)
return 0;
if (!aes_generic_ocb_final(ctx))
return 0;
}
ctx->iv_state = IV_STATE_FINISHED;
return 1;
}
static void *aes_ocb_newctx(void *provctx, size_t kbits, size_t blkbits,
size_t ivbits, unsigned int mode, uint64_t flags)
{
PROV_AES_OCB_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL) {
ossl_cipher_generic_initkey(ctx, kbits, blkbits, ivbits, mode, flags,
ossl_prov_cipher_hw_aes_ocb(kbits), NULL);
ctx->taglen = OCB_DEFAULT_TAG_LEN;
}
return ctx;
}
static void aes_ocb_freectx(void *vctx)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
if (ctx != NULL) {
aes_generic_ocb_cleanup(ctx);
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
}
static void *aes_ocb_dupctx(void *vctx)
{
PROV_AES_OCB_CTX *in = (PROV_AES_OCB_CTX *)vctx;
PROV_AES_OCB_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
*ret = *in;
if (!aes_generic_ocb_copy_ctx(ret, in)) {
OPENSSL_free(ret);
ret = NULL;
}
return ret;
}
static int aes_ocb_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
const OSSL_PARAM *p;
size_t sz;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_TAG);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (p->data == NULL) {
if (p->data_size > OCB_MAX_TAG_LEN)
return 0;
ctx->taglen = p->data_size;
} else {
if (p->data_size != ctx->taglen || ctx->base.enc)
return 0;
memcpy(ctx->tag, p->data, p->data_size);
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_IVLEN);
if (p != NULL) {
if (!OSSL_PARAM_get_size_t(p, &sz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (sz < OCB_MIN_IV_LEN || sz > OCB_MAX_IV_LEN)
return 0;
if (ctx->base.ivlen != sz) {
ctx->base.ivlen = sz;
ctx->iv_state = IV_STATE_UNINITIALISED;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL) {
size_t keylen;
if (!OSSL_PARAM_get_size_t(p, &keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (ctx->base.keylen != keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
}
return 1;
}
static int aes_ocb_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->base.ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->base.keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TAGLEN);
if (p != NULL) {
if (!OSSL_PARAM_set_size_t(p, ctx->taglen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IV);
if (p != NULL) {
if (ctx->base.ivlen > p->data_size) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
if (!OSSL_PARAM_set_octet_string(p, ctx->base.oiv, ctx->base.ivlen)
&& !OSSL_PARAM_set_octet_ptr(p, &ctx->base.oiv, ctx->base.ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_UPDATED_IV);
if (p != NULL) {
if (ctx->base.ivlen > p->data_size) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
if (!OSSL_PARAM_set_octet_string(p, ctx->base.iv, ctx->base.ivlen)
&& !OSSL_PARAM_set_octet_ptr(p, &ctx->base.iv, ctx->base.ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TAG);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (!ctx->base.enc || p->data_size != ctx->taglen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_TAG_LENGTH);
return 0;
}
memcpy(p->data, ctx->tag, ctx->taglen);
}
return 1;
}
static const OSSL_PARAM cipher_ocb_known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_IVLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_AEAD_TAGLEN, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_IV, NULL, 0),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_UPDATED_IV, NULL, 0),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TAG, NULL, 0),
OSSL_PARAM_END
};
static const OSSL_PARAM *cipher_ocb_gettable_ctx_params(ossl_unused void *cctx,
ossl_unused void *p_ctx)
{
return cipher_ocb_known_gettable_ctx_params;
}
static const OSSL_PARAM cipher_ocb_known_settable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_AEAD_IVLEN, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TAG, NULL, 0),
OSSL_PARAM_END
};
static const OSSL_PARAM *cipher_ocb_settable_ctx_params(ossl_unused void *cctx,
ossl_unused void *p_ctx)
{
return cipher_ocb_known_settable_ctx_params;
}
static int aes_ocb_cipher(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in, size_t inl)
{
PROV_AES_OCB_CTX *ctx = (PROV_AES_OCB_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!aes_generic_ocb_cipher(ctx, in, out, inl)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
*outl = inl;
return 1;
}
#define IMPLEMENT_cipher(mode, UCMODE, flags, kbits, blkbits, ivbits) \
static OSSL_FUNC_cipher_get_params_fn aes_##kbits##_##mode##_get_params; \
static int aes_##kbits##_##mode##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \
flags, kbits, blkbits, ivbits); \
} \
static OSSL_FUNC_cipher_newctx_fn aes_##kbits##_##mode##_newctx; \
static void *aes_##kbits##_##mode##_newctx(void *provctx) \
{ \
return aes_##mode##_newctx(provctx, kbits, blkbits, ivbits, \
EVP_CIPH_##UCMODE##_MODE, flags); \
} \
const OSSL_DISPATCH ossl_##aes##kbits##mode##_functions[] = { \
{ OSSL_FUNC_CIPHER_NEWCTX, \
(void (*)(void))aes_##kbits##_##mode##_newctx }, \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))aes_##mode##_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))aes_##mode##_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))aes_##mode##_block_update }, \
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))aes_##mode##_block_final }, \
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))aes_ocb_cipher }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))aes_##mode##_freectx }, \
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))aes_##mode##_dupctx }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, \
(void (*)(void))aes_##kbits##_##mode##_get_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \
(void (*)(void))aes_##mode##_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void))aes_##mode##_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void))cipher_ocb_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void))cipher_ocb_settable_ctx_params }, \
OSSL_DISPATCH_END \
}
IMPLEMENT_cipher(ocb, OCB, AES_OCB_FLAGS, 256, 128, OCB_DEFAULT_IV_LEN * 8);
IMPLEMENT_cipher(ocb, OCB, AES_OCB_FLAGS, 192, 128, OCB_DEFAULT_IV_LEN * 8);
IMPLEMENT_cipher(ocb, OCB, AES_OCB_FLAGS, 128, 128, OCB_DEFAULT_IV_LEN * 8);
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_ocb.c | openssl |
#include "internal/deprecated.h"
#include "cipher_idea.h"
static int cipher_hw_idea_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_IDEA_CTX *ictx = (PROV_IDEA_CTX *)ctx;
IDEA_KEY_SCHEDULE *ks = &(ictx->ks.ks);
if (ctx->enc
|| ctx->mode == EVP_CIPH_OFB_MODE
|| ctx->mode == EVP_CIPH_CFB_MODE) {
IDEA_set_encrypt_key(key, ks);
} else {
IDEA_KEY_SCHEDULE tmp;
IDEA_set_encrypt_key(key, &tmp);
IDEA_set_decrypt_key(&tmp, ks);
OPENSSL_cleanse((unsigned char *)&tmp, sizeof(IDEA_KEY_SCHEDULE));
}
return 1;
}
# define PROV_CIPHER_HW_idea_mode_ex(mode, UCMODE, fname) \
IMPLEMENT_CIPHER_HW_##UCMODE(mode, idea, PROV_IDEA_CTX, IDEA_KEY_SCHEDULE, \
fname) \
static const PROV_CIPHER_HW idea_##mode = { \
cipher_hw_idea_initkey, \
cipher_hw_idea_##mode##_cipher \
}; \
const PROV_CIPHER_HW *ossl_prov_cipher_hw_idea_##mode(size_t keybits) \
{ \
return &idea_##mode; \
}
# define PROV_CIPHER_HW_idea_mode(mode, UCMODE) \
PROV_CIPHER_HW_idea_mode_ex(mode, UCMODE, IDEA_##mode)
PROV_CIPHER_HW_idea_mode(cbc, CBC)
PROV_CIPHER_HW_idea_mode(ofb64, OFB)
PROV_CIPHER_HW_idea_mode(cfb64, CFB)
#define IDEA2_ecb_encrypt(in, out, ks, enc) IDEA_ecb_encrypt(in, out, ks)
PROV_CIPHER_HW_idea_mode_ex(ecb, ECB, IDEA2_ecb)
| ciphers | openssl/providers/implementations/ciphers/cipher_idea_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_rc4.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define RC4_FLAGS PROV_CIPHER_FLAG_VARIABLE_LENGTH
static OSSL_FUNC_cipher_encrypt_init_fn rc4_einit;
static OSSL_FUNC_cipher_decrypt_init_fn rc4_dinit;
static OSSL_FUNC_cipher_freectx_fn rc4_freectx;
static OSSL_FUNC_cipher_dupctx_fn rc4_dupctx;
static void rc4_freectx(void *vctx)
{
PROV_RC4_CTX *ctx = (PROV_RC4_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *rc4_dupctx(void *ctx)
{
PROV_RC4_CTX *in = (PROV_RC4_CTX *)ctx;
PROV_RC4_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
*ret = *in;
return ret;
}
static int rc4_einit(void *ctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
if (!ossl_cipher_generic_einit(ctx, key, keylen, iv, ivlen, NULL))
return 0;
return ossl_cipher_var_keylen_set_ctx_params(ctx, params);
}
static int rc4_dinit(void *ctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
if (!ossl_cipher_generic_dinit(ctx, key, keylen, iv, ivlen, NULL))
return 0;
return ossl_cipher_var_keylen_set_ctx_params(ctx, params);
}
#define IMPLEMENT_cipher(alg, UCALG, flags, kbits, blkbits, ivbits, typ) \
static OSSL_FUNC_cipher_get_params_fn alg##_##kbits##_get_params; \
static int alg##_##kbits##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, 0, flags, \
kbits, blkbits, ivbits); \
} \
static OSSL_FUNC_cipher_newctx_fn alg##_##kbits##_newctx; \
static void *alg##_##kbits##_newctx(void *provctx) \
{ \
PROV_##UCALG##_CTX *ctx; \
if (!ossl_prov_is_running()) \
return NULL; \
ctx = OPENSSL_zalloc(sizeof(*ctx)); \
if (ctx != NULL) { \
ossl_cipher_generic_initkey(ctx, kbits, blkbits, ivbits, 0, flags, \
ossl_prov_cipher_hw_##alg(kbits), NULL); \
} \
return ctx; \
} \
const OSSL_DISPATCH ossl_##alg##kbits##_functions[] = { \
{ OSSL_FUNC_CIPHER_NEWCTX, \
(void (*)(void)) alg##_##kbits##_newctx }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void)) alg##_freectx }, \
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void)) alg##_dupctx }, \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))rc4_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))rc4_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))ossl_cipher_generic_##typ##_update },\
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))ossl_cipher_generic_##typ##_final }, \
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))ossl_cipher_generic_cipher }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, \
(void (*)(void)) alg##_##kbits##_get_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void))ossl_cipher_var_keylen_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void))ossl_cipher_var_keylen_settable_ctx_params }, \
OSSL_DISPATCH_END \
};
IMPLEMENT_cipher(rc4, RC4, RC4_FLAGS, 40, 8, 0, stream)
IMPLEMENT_cipher(rc4, RC4, RC4_FLAGS, 128, 8, 0, stream)
| ciphers | openssl/providers/implementations/ciphers/cipher_rc4.c | openssl |
#include "cipher_aria.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static OSSL_FUNC_cipher_freectx_fn aria_freectx;
static OSSL_FUNC_cipher_dupctx_fn aria_dupctx;
static void aria_freectx(void *vctx)
{
PROV_ARIA_CTX *ctx = (PROV_ARIA_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *aria_dupctx(void *ctx)
{
PROV_ARIA_CTX *in = (PROV_ARIA_CTX *)ctx;
PROV_ARIA_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
in->base.hw->copyctx(&ret->base, &in->base);
return ret;
}
IMPLEMENT_generic_cipher(aria, ARIA, ecb, ECB, 0, 256, 128, 0, block)
IMPLEMENT_generic_cipher(aria, ARIA, ecb, ECB, 0, 192, 128, 0, block)
IMPLEMENT_generic_cipher(aria, ARIA, ecb, ECB, 0, 128, 128, 0, block)
IMPLEMENT_generic_cipher(aria, ARIA, cbc, CBC, 0, 256, 128, 128, block)
IMPLEMENT_generic_cipher(aria, ARIA, cbc, CBC, 0, 192, 128, 128, block)
IMPLEMENT_generic_cipher(aria, ARIA, cbc, CBC, 0, 128, 128, 128, block)
IMPLEMENT_generic_cipher(aria, ARIA, ofb, OFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, ofb, OFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, ofb, OFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, cfb, CFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, cfb, CFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, cfb, CFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, cfb1, CFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, cfb1, CFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, cfb1, CFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, cfb8, CFB, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, cfb8, CFB, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, cfb8, CFB, 0, 128, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, ctr, CTR, 0, 256, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, ctr, CTR, 0, 192, 8, 128, stream)
IMPLEMENT_generic_cipher(aria, ARIA, ctr, CTR, 0, 128, 8, 128, stream)
| ciphers | openssl/providers/implementations/ciphers/cipher_aria.c | openssl |
#include "internal/deprecated.h"
#include <openssl/proverr.h>
#include "cipher_cast.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define CAST5_FLAGS PROV_CIPHER_FLAG_VARIABLE_LENGTH
static OSSL_FUNC_cipher_freectx_fn cast5_freectx;
static OSSL_FUNC_cipher_dupctx_fn cast5_dupctx;
static void cast5_freectx(void *vctx)
{
PROV_CAST_CTX *ctx = (PROV_CAST_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *cast5_dupctx(void *ctx)
{
PROV_CAST_CTX *in = (PROV_CAST_CTX *)ctx;
PROV_CAST_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
*ret = *in;
return ret;
}
IMPLEMENT_var_keylen_cipher(cast5, CAST, ecb, ECB, CAST5_FLAGS, 128, 64, 0, block)
IMPLEMENT_var_keylen_cipher(cast5, CAST, cbc, CBC, CAST5_FLAGS, 128, 64, 64, block)
IMPLEMENT_var_keylen_cipher(cast5, CAST, ofb64, OFB, CAST5_FLAGS, 128, 8, 64, stream)
IMPLEMENT_var_keylen_cipher(cast5, CAST, cfb64, CFB, CAST5_FLAGS, 128, 8, 64, stream)
| ciphers | openssl/providers/implementations/ciphers/cipher_cast5.c | openssl |
#include "internal/deprecated.h"
#include "cipher_blowfish.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define BF_FLAGS PROV_CIPHER_FLAG_VARIABLE_LENGTH
static OSSL_FUNC_cipher_freectx_fn blowfish_freectx;
static OSSL_FUNC_cipher_dupctx_fn blowfish_dupctx;
static void blowfish_freectx(void *vctx)
{
PROV_BLOWFISH_CTX *ctx = (PROV_BLOWFISH_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *blowfish_dupctx(void *ctx)
{
PROV_BLOWFISH_CTX *in = (PROV_BLOWFISH_CTX *)ctx;
PROV_BLOWFISH_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
*ret = *in;
return ret;
}
IMPLEMENT_var_keylen_cipher(blowfish, BLOWFISH, ecb, ECB, BF_FLAGS, 128, 64, 0, block)
IMPLEMENT_var_keylen_cipher(blowfish, BLOWFISH, cbc, CBC, BF_FLAGS, 128, 64, 64, block)
IMPLEMENT_var_keylen_cipher(blowfish, BLOWFISH, ofb64, OFB, BF_FLAGS, 128, 8, 64, stream)
IMPLEMENT_var_keylen_cipher(blowfish, BLOWFISH, cfb64, CFB, BF_FLAGS, 128, 8, 64, stream)
| ciphers | openssl/providers/implementations/ciphers/cipher_blowfish.c | openssl |
#include "internal/deprecated.h"
#include "cipher_rc4.h"
static int cipher_hw_rc4_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_RC4_CTX *rctx = (PROV_RC4_CTX *)ctx;
RC4_set_key(&rctx->ks.ks, keylen, key);
return 1;
}
static int cipher_hw_rc4_cipher(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t len)
{
PROV_RC4_CTX *rctx = (PROV_RC4_CTX *)ctx;
RC4(&rctx->ks.ks, len, in, out);
return 1;
}
static const PROV_CIPHER_HW rc4_hw = {
cipher_hw_rc4_initkey,
cipher_hw_rc4_cipher
};
const PROV_CIPHER_HW *ossl_prov_cipher_hw_rc4(size_t keybits)
{
return &rc4_hw;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_rc4_hw.c | openssl |
#include "internal/deprecated.h"
#include <openssl/rand.h>
#include <openssl/proverr.h>
#include "prov/ciphercommon.h"
#include "cipher_tdes.h"
#include "prov/implementations.h"
IMPLEMENT_tdes_cipher(ede3, EDE3, ecb, ECB, TDES_FLAGS, 64*3, 64, 0, block);
IMPLEMENT_tdes_cipher(ede3, EDE3, cbc, CBC, TDES_FLAGS, 64*3, 64, 64, block);
| ciphers | openssl/providers/implementations/ciphers/cipher_tdes.c | openssl |
#include <assert.h>
#include <openssl/prov_ssl.h>
#include <openssl/rand.h>
#include <openssl/proverr.h>
#include "internal/constant_time.h"
#include "internal/ssl3_cbc.h"
#include "ciphercommon_local.h"
size_t ossl_cipher_fillblock(unsigned char *buf, size_t *buflen,
size_t blocksize,
const unsigned char **in, size_t *inlen)
{
size_t blockmask = ~(blocksize - 1);
size_t bufremain = blocksize - *buflen;
assert(*buflen <= blocksize);
assert(blocksize > 0 && (blocksize & (blocksize - 1)) == 0);
if (*inlen < bufremain)
bufremain = *inlen;
memcpy(buf + *buflen, *in, bufremain);
*in += bufremain;
*inlen -= bufremain;
*buflen += bufremain;
return *inlen & blockmask;
}
int ossl_cipher_trailingdata(unsigned char *buf, size_t *buflen, size_t blocksize,
const unsigned char **in, size_t *inlen)
{
if (*inlen == 0)
return 1;
if (*buflen + *inlen > blocksize) {
ERR_raise(ERR_LIB_PROV, ERR_R_INTERNAL_ERROR);
return 0;
}
memcpy(buf + *buflen, *in, *inlen);
*buflen += *inlen;
*inlen = 0;
return 1;
}
void ossl_cipher_padblock(unsigned char *buf, size_t *buflen, size_t blocksize)
{
size_t i;
unsigned char pad = (unsigned char)(blocksize - *buflen);
for (i = *buflen; i < blocksize; i++)
buf[i] = pad;
}
int ossl_cipher_unpadblock(unsigned char *buf, size_t *buflen, size_t blocksize)
{
size_t pad, i;
size_t len = *buflen;
if (len != blocksize) {
ERR_raise(ERR_LIB_PROV, ERR_R_INTERNAL_ERROR);
return 0;
}
pad = buf[blocksize - 1];
if (pad == 0 || pad > blocksize) {
ERR_raise(ERR_LIB_PROV, PROV_R_BAD_DECRYPT);
return 0;
}
for (i = 0; i < pad; i++) {
if (buf[--len] != pad) {
ERR_raise(ERR_LIB_PROV, PROV_R_BAD_DECRYPT);
return 0;
}
}
*buflen = len;
return 1;
}
int ossl_cipher_tlsunpadblock(OSSL_LIB_CTX *libctx, unsigned int tlsversion,
unsigned char *buf, size_t *buflen,
size_t blocksize,
unsigned char **mac, int *alloced, size_t macsize,
int aead)
{
int ret;
switch (tlsversion) {
case SSL3_VERSION:
return ssl3_cbc_remove_padding_and_mac(buflen, *buflen, buf, mac,
alloced, blocksize, macsize,
libctx);
case TLS1_2_VERSION:
case DTLS1_2_VERSION:
case TLS1_1_VERSION:
case DTLS1_VERSION:
case DTLS1_BAD_VER:
buf += blocksize;
*buflen -= blocksize;
case TLS1_VERSION:
ret = tls1_cbc_remove_padding_and_mac(buflen, *buflen, buf, mac,
alloced, blocksize, macsize,
aead, libctx);
return ret;
default:
return 0;
}
}
| ciphers | openssl/providers/implementations/ciphers/ciphercommon_block.c | openssl |
#include "internal/deprecated.h"
#include <openssl/proverr.h>
#include "cipher_aes.h"
static int cipher_hw_aes_initkey(PROV_CIPHER_CTX *dat,
const unsigned char *key, size_t keylen)
{
int ret;
PROV_AES_CTX *adat = (PROV_AES_CTX *)dat;
AES_KEY *ks = &adat->ks.ks;
dat->ks = ks;
if ((dat->mode == EVP_CIPH_ECB_MODE || dat->mode == EVP_CIPH_CBC_MODE)
&& !dat->enc) {
#ifdef HWAES_CAPABLE
if (HWAES_CAPABLE) {
ret = HWAES_set_decrypt_key(key, keylen * 8, ks);
dat->block = (block128_f)HWAES_decrypt;
dat->stream.cbc = NULL;
# ifdef HWAES_cbc_encrypt
if (dat->mode == EVP_CIPH_CBC_MODE)
dat->stream.cbc = (cbc128_f)HWAES_cbc_encrypt;
# endif
# ifdef HWAES_ecb_encrypt
if (dat->mode == EVP_CIPH_ECB_MODE)
dat->stream.ecb = (ecb128_f)HWAES_ecb_encrypt;
# endif
} else
#endif
#ifdef BSAES_CAPABLE
if (BSAES_CAPABLE && dat->mode == EVP_CIPH_CBC_MODE) {
ret = AES_set_decrypt_key(key, keylen * 8, ks);
dat->block = (block128_f)AES_decrypt;
dat->stream.cbc = (cbc128_f)ossl_bsaes_cbc_encrypt;
} else
#endif
#ifdef VPAES_CAPABLE
if (VPAES_CAPABLE) {
ret = vpaes_set_decrypt_key(key, keylen * 8, ks);
dat->block = (block128_f)vpaes_decrypt;
dat->stream.cbc = (dat->mode == EVP_CIPH_CBC_MODE)
?(cbc128_f)vpaes_cbc_encrypt : NULL;
} else
#endif
{
ret = AES_set_decrypt_key(key, keylen * 8, ks);
dat->block = (block128_f)AES_decrypt;
dat->stream.cbc = (dat->mode == EVP_CIPH_CBC_MODE)
? (cbc128_f)AES_cbc_encrypt : NULL;
}
} else
#ifdef HWAES_CAPABLE
if (HWAES_CAPABLE) {
ret = HWAES_set_encrypt_key(key, keylen * 8, ks);
dat->block = (block128_f)HWAES_encrypt;
dat->stream.cbc = NULL;
# ifdef HWAES_cbc_encrypt
if (dat->mode == EVP_CIPH_CBC_MODE)
dat->stream.cbc = (cbc128_f)HWAES_cbc_encrypt;
else
# endif
# ifdef HWAES_ecb_encrypt
if (dat->mode == EVP_CIPH_ECB_MODE)
dat->stream.ecb = (ecb128_f)HWAES_ecb_encrypt;
else
# endif
# ifdef HWAES_ctr32_encrypt_blocks
if (dat->mode == EVP_CIPH_CTR_MODE)
dat->stream.ctr = (ctr128_f)HWAES_ctr32_encrypt_blocks;
else
# endif
(void)0;
} else
#endif
#ifdef BSAES_CAPABLE
if (BSAES_CAPABLE && dat->mode == EVP_CIPH_CTR_MODE) {
ret = AES_set_encrypt_key(key, keylen * 8, ks);
dat->block = (block128_f)AES_encrypt;
dat->stream.ctr = (ctr128_f)ossl_bsaes_ctr32_encrypt_blocks;
} else
#endif
#ifdef VPAES_CAPABLE
if (VPAES_CAPABLE) {
ret = vpaes_set_encrypt_key(key, keylen * 8, ks);
dat->block = (block128_f)vpaes_encrypt;
dat->stream.cbc = (dat->mode == EVP_CIPH_CBC_MODE)
? (cbc128_f)vpaes_cbc_encrypt : NULL;
} else
#endif
{
ret = AES_set_encrypt_key(key, keylen * 8, ks);
dat->block = (block128_f)AES_encrypt;
dat->stream.cbc = (dat->mode == EVP_CIPH_CBC_MODE)
? (cbc128_f)AES_cbc_encrypt : NULL;
#ifdef AES_CTR_ASM
if (dat->mode == EVP_CIPH_CTR_MODE)
dat->stream.ctr = (ctr128_f)AES_ctr32_encrypt;
#endif
}
if (ret < 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_KEY_SETUP_FAILED);
return 0;
}
return 1;
}
IMPLEMENT_CIPHER_HW_COPYCTX(cipher_hw_aes_copyctx, PROV_AES_CTX)
#define PROV_CIPHER_HW_aes_mode(mode) \
static const PROV_CIPHER_HW aes_##mode = { \
cipher_hw_aes_initkey, \
ossl_cipher_hw_generic_##mode, \
cipher_hw_aes_copyctx \
}; \
PROV_CIPHER_HW_declare(mode) \
const PROV_CIPHER_HW *ossl_prov_cipher_hw_aes_##mode(size_t keybits) \
{ \
PROV_CIPHER_HW_select(mode) \
return &aes_##mode; \
}
#if defined(AESNI_CAPABLE)
# include "cipher_aes_hw_aesni.inc"
#elif defined(SPARC_AES_CAPABLE)
# include "cipher_aes_hw_t4.inc"
#elif defined(S390X_aes_128_CAPABLE)
# include "cipher_aes_hw_s390x.inc"
#elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 64
# include "cipher_aes_hw_rv64i.inc"
#elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 32
# include "cipher_aes_hw_rv32i.inc"
#elif defined (ARMv8_HWAES_CAPABLE)
# include "cipher_aes_hw_armv8.inc"
#else
# define PROV_CIPHER_HW_declare(mode)
# define PROV_CIPHER_HW_select(mode)
#endif
PROV_CIPHER_HW_aes_mode(cbc)
PROV_CIPHER_HW_aes_mode(ecb)
PROV_CIPHER_HW_aes_mode(ofb128)
PROV_CIPHER_HW_aes_mode(cfb128)
PROV_CIPHER_HW_aes_mode(cfb1)
PROV_CIPHER_HW_aes_mode(cfb8)
PROV_CIPHER_HW_aes_mode(ctr)
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_hw.c | openssl |
#include <openssl/rand.h>
#include <openssl/proverr.h>
#include "prov/ciphercommon.h"
#include "prov/ciphercommon_gcm.h"
#include "prov/providercommon.h"
#include "prov/provider_ctx.h"
#include "internal/param_names.h"
static int gcm_tls_init(PROV_GCM_CTX *dat, unsigned char *aad, size_t aad_len);
static int gcm_tls_iv_set_fixed(PROV_GCM_CTX *ctx, unsigned char *iv,
size_t len);
static int gcm_tls_cipher(PROV_GCM_CTX *ctx, unsigned char *out, size_t *padlen,
const unsigned char *in, size_t len);
static int gcm_cipher_internal(PROV_GCM_CTX *ctx, unsigned char *out,
size_t *padlen, const unsigned char *in,
size_t len);
void ossl_gcm_initctx(void *provctx, PROV_GCM_CTX *ctx, size_t keybits,
const PROV_GCM_HW *hw)
{
ctx->pad = 1;
ctx->mode = EVP_CIPH_GCM_MODE;
ctx->taglen = UNINITIALISED_SIZET;
ctx->tls_aad_len = UNINITIALISED_SIZET;
ctx->ivlen = (EVP_GCM_TLS_FIXED_IV_LEN + EVP_GCM_TLS_EXPLICIT_IV_LEN);
ctx->keylen = keybits / 8;
ctx->hw = hw;
ctx->libctx = PROV_LIBCTX_OF(provctx);
}
static int gcm_init(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[], int enc)
{
PROV_GCM_CTX *ctx = (PROV_GCM_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
ctx->enc = enc;
if (iv != NULL) {
if (ivlen == 0 || ivlen > sizeof(ctx->iv)) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
ctx->ivlen = ivlen;
memcpy(ctx->iv, iv, ivlen);
ctx->iv_state = IV_STATE_BUFFERED;
}
if (key != NULL) {
if (keylen != ctx->keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (!ctx->hw->setkey(ctx, key, ctx->keylen))
return 0;
ctx->tls_enc_records = 0;
}
return ossl_gcm_set_ctx_params(ctx, params);
}
int ossl_gcm_einit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return gcm_init(vctx, key, keylen, iv, ivlen, params, 1);
}
int ossl_gcm_dinit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return gcm_init(vctx, key, keylen, iv, ivlen, params, 0);
}
static void ctr64_inc(unsigned char *counter)
{
int n = 8;
unsigned char c;
do {
--n;
c = counter[n];
++c;
counter[n] = c;
if (c > 0)
return;
} while (n > 0);
}
static int getivgen(PROV_GCM_CTX *ctx, unsigned char *out, size_t olen)
{
if (!ctx->iv_gen
|| !ctx->key_set
|| !ctx->hw->setiv(ctx, ctx->iv, ctx->ivlen))
return 0;
if (olen == 0 || olen > ctx->ivlen)
olen = ctx->ivlen;
memcpy(out, ctx->iv + ctx->ivlen - olen, olen);
ctr64_inc(ctx->iv + ctx->ivlen - 8);
ctx->iv_state = IV_STATE_COPIED;
return 1;
}
static int setivinv(PROV_GCM_CTX *ctx, unsigned char *in, size_t inl)
{
if (!ctx->iv_gen
|| !ctx->key_set
|| ctx->enc)
return 0;
memcpy(ctx->iv + ctx->ivlen - inl, in, inl);
if (!ctx->hw->setiv(ctx, ctx->iv, ctx->ivlen))
return 0;
ctx->iv_state = IV_STATE_COPIED;
return 1;
}
int ossl_gcm_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_GCM_CTX *ctx = (PROV_GCM_CTX *)vctx;
OSSL_PARAM *p;
size_t sz;
int type;
for (p = params; p->key != NULL; p++) {
type = ossl_param_find_pidx(p->key);
switch (type) {
default:
break;
case PIDX_CIPHER_PARAM_IVLEN:
if (!OSSL_PARAM_set_size_t(p, ctx->ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
break;
case PIDX_CIPHER_PARAM_KEYLEN:
if (!OSSL_PARAM_set_size_t(p, ctx->keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
break;
case PIDX_CIPHER_PARAM_AEAD_TAGLEN:
{
size_t taglen = (ctx->taglen != UNINITIALISED_SIZET) ? ctx->taglen :
GCM_TAG_MAX_SIZE;
if (!OSSL_PARAM_set_size_t(p, taglen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
break;
case PIDX_CIPHER_PARAM_IV:
if (ctx->iv_state == IV_STATE_UNINITIALISED)
return 0;
if (ctx->ivlen > p->data_size) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
if (!OSSL_PARAM_set_octet_string(p, ctx->iv, ctx->ivlen)
&& !OSSL_PARAM_set_octet_ptr(p, &ctx->iv, ctx->ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
break;
case PIDX_CIPHER_PARAM_UPDATED_IV:
if (ctx->iv_state == IV_STATE_UNINITIALISED)
return 0;
if (ctx->ivlen > p->data_size) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
if (!OSSL_PARAM_set_octet_string(p, ctx->iv, ctx->ivlen)
&& !OSSL_PARAM_set_octet_ptr(p, &ctx->iv, ctx->ivlen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
break;
case PIDX_CIPHER_PARAM_AEAD_TLS1_AAD_PAD:
if (!OSSL_PARAM_set_size_t(p, ctx->tls_aad_pad_sz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
break;
case PIDX_CIPHER_PARAM_AEAD_TAG:
sz = p->data_size;
if (sz == 0
|| sz > EVP_GCM_TLS_TAG_LEN
|| !ctx->enc
|| ctx->taglen == UNINITIALISED_SIZET) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_TAG);
return 0;
}
if (!OSSL_PARAM_set_octet_string(p, ctx->buf, sz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
break;
case PIDX_CIPHER_PARAM_AEAD_TLS1_GET_IV_GEN:
if (p->data == NULL
|| p->data_type != OSSL_PARAM_OCTET_STRING
|| !getivgen(ctx, p->data, p->data_size))
return 0;
break;
}
}
return 1;
}
int ossl_gcm_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_GCM_CTX *ctx = (PROV_GCM_CTX *)vctx;
const OSSL_PARAM *p;
size_t sz;
void *vp;
int type;
if (params == NULL)
return 1;
for (p = params; p->key != NULL; p++) {
type = ossl_param_find_pidx(p->key);
switch (type) {
default:
break;
case PIDX_CIPHER_PARAM_AEAD_TAG:
vp = ctx->buf;
if (!OSSL_PARAM_get_octet_string(p, &vp, EVP_GCM_TLS_TAG_LEN, &sz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (sz == 0 || ctx->enc) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_TAG);
return 0;
}
ctx->taglen = sz;
break;
case PIDX_CIPHER_PARAM_AEAD_IVLEN:
if (!OSSL_PARAM_get_size_t(p, &sz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (sz == 0 || sz > sizeof(ctx->iv)) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
if (ctx->ivlen != sz) {
if (ctx->iv_state != IV_STATE_UNINITIALISED)
ctx->iv_state = IV_STATE_FINISHED;
ctx->ivlen = sz;
}
break;
case PIDX_CIPHER_PARAM_AEAD_TLS1_AAD:
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
sz = gcm_tls_init(ctx, p->data, p->data_size);
if (sz == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_AAD);
return 0;
}
ctx->tls_aad_pad_sz = sz;
break;
case PIDX_CIPHER_PARAM_AEAD_TLS1_IV_FIXED:
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (gcm_tls_iv_set_fixed(ctx, p->data, p->data_size) == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
break;
case PIDX_CIPHER_PARAM_AEAD_TLS1_SET_IV_INV:
if (p->data == NULL
|| p->data_type != OSSL_PARAM_OCTET_STRING
|| !setivinv(ctx, p->data, p->data_size))
return 0;
break;
}
}
return 1;
}
int ossl_gcm_stream_update(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in, size_t inl)
{
PROV_GCM_CTX *ctx = (PROV_GCM_CTX *)vctx;
if (inl == 0) {
*outl = 0;
return 1;
}
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (gcm_cipher_internal(ctx, out, outl, in, inl) <= 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
return 1;
}
int ossl_gcm_stream_final(void *vctx, unsigned char *out, size_t *outl,
size_t outsize)
{
PROV_GCM_CTX *ctx = (PROV_GCM_CTX *)vctx;
int i;
if (!ossl_prov_is_running())
return 0;
i = gcm_cipher_internal(ctx, out, outl, NULL, 0);
if (i <= 0)
return 0;
*outl = 0;
return 1;
}
int ossl_gcm_cipher(void *vctx,
unsigned char *out, size_t *outl, size_t outsize,
const unsigned char *in, size_t inl)
{
PROV_GCM_CTX *ctx = (PROV_GCM_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (gcm_cipher_internal(ctx, out, outl, in, inl) <= 0)
return 0;
*outl = inl;
return 1;
}
static int gcm_iv_generate(PROV_GCM_CTX *ctx, int offset)
{
int sz = ctx->ivlen - offset;
if (sz <= 0 || ctx->ivlen < GCM_IV_DEFAULT_SIZE)
return 0;
if (RAND_bytes_ex(ctx->libctx, ctx->iv + offset, sz, 0) <= 0)
return 0;
ctx->iv_state = IV_STATE_BUFFERED;
ctx->iv_gen_rand = 1;
return 1;
}
static int gcm_cipher_internal(PROV_GCM_CTX *ctx, unsigned char *out,
size_t *padlen, const unsigned char *in,
size_t len)
{
size_t olen = 0;
int rv = 0;
const PROV_GCM_HW *hw = ctx->hw;
if (ctx->tls_aad_len != UNINITIALISED_SIZET)
return gcm_tls_cipher(ctx, out, padlen, in, len);
if (!ctx->key_set || ctx->iv_state == IV_STATE_FINISHED)
goto err;
if (ctx->iv_state == IV_STATE_UNINITIALISED) {
if (!ctx->enc || !gcm_iv_generate(ctx, 0))
goto err;
}
if (ctx->iv_state == IV_STATE_BUFFERED) {
if (!hw->setiv(ctx, ctx->iv, ctx->ivlen))
goto err;
ctx->iv_state = IV_STATE_COPIED;
}
if (in != NULL) {
if (out == NULL) {
if (!hw->aadupdate(ctx, in, len))
goto err;
} else {
if (!hw->cipherupdate(ctx, in, len, out))
goto err;
}
} else {
if (!ctx->enc && ctx->taglen == UNINITIALISED_SIZET)
goto err;
if (!hw->cipherfinal(ctx, ctx->buf))
goto err;
ctx->iv_state = IV_STATE_FINISHED;
goto finish;
}
olen = len;
finish:
rv = 1;
err:
*padlen = olen;
return rv;
}
static int gcm_tls_init(PROV_GCM_CTX *dat, unsigned char *aad, size_t aad_len)
{
unsigned char *buf;
size_t len;
if (!ossl_prov_is_running() || aad_len != EVP_AEAD_TLS1_AAD_LEN)
return 0;
buf = dat->buf;
memcpy(buf, aad, aad_len);
dat->tls_aad_len = aad_len;
len = buf[aad_len - 2] << 8 | buf[aad_len - 1];
if (len < EVP_GCM_TLS_EXPLICIT_IV_LEN)
return 0;
len -= EVP_GCM_TLS_EXPLICIT_IV_LEN;
if (!dat->enc) {
if (len < EVP_GCM_TLS_TAG_LEN)
return 0;
len -= EVP_GCM_TLS_TAG_LEN;
}
buf[aad_len - 2] = (unsigned char)(len >> 8);
buf[aad_len - 1] = (unsigned char)(len & 0xff);
return EVP_GCM_TLS_TAG_LEN;
}
static int gcm_tls_iv_set_fixed(PROV_GCM_CTX *ctx, unsigned char *iv,
size_t len)
{
if (len == (size_t)-1) {
memcpy(ctx->iv, iv, ctx->ivlen);
ctx->iv_gen = 1;
ctx->iv_state = IV_STATE_BUFFERED;
return 1;
}
if ((len < EVP_GCM_TLS_FIXED_IV_LEN)
|| (ctx->ivlen - (int)len) < EVP_GCM_TLS_EXPLICIT_IV_LEN)
return 0;
if (len > 0)
memcpy(ctx->iv, iv, len);
if (ctx->enc
&& RAND_bytes_ex(ctx->libctx, ctx->iv + len, ctx->ivlen - len, 0) <= 0)
return 0;
ctx->iv_gen = 1;
ctx->iv_state = IV_STATE_BUFFERED;
return 1;
}
static int gcm_tls_cipher(PROV_GCM_CTX *ctx, unsigned char *out, size_t *padlen,
const unsigned char *in, size_t len)
{
int rv = 0;
size_t arg = EVP_GCM_TLS_EXPLICIT_IV_LEN;
size_t plen = 0;
unsigned char *tag = NULL;
if (!ossl_prov_is_running() || !ctx->key_set)
goto err;
if (out != in || len < (EVP_GCM_TLS_EXPLICIT_IV_LEN + EVP_GCM_TLS_TAG_LEN))
goto err;
if (ctx->enc && ++ctx->tls_enc_records == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_TOO_MANY_RECORDS);
goto err;
}
if (ctx->enc) {
if (!getivgen(ctx, out, arg))
goto err;
} else {
if (!setivinv(ctx, out, arg))
goto err;
}
in += EVP_GCM_TLS_EXPLICIT_IV_LEN;
out += EVP_GCM_TLS_EXPLICIT_IV_LEN;
len -= EVP_GCM_TLS_EXPLICIT_IV_LEN + EVP_GCM_TLS_TAG_LEN;
tag = ctx->enc ? out + len : (unsigned char *)in + len;
if (!ctx->hw->oneshot(ctx, ctx->buf, ctx->tls_aad_len, in, len, out, tag,
EVP_GCM_TLS_TAG_LEN)) {
if (!ctx->enc)
OPENSSL_cleanse(out, len);
goto err;
}
if (ctx->enc)
plen = len + EVP_GCM_TLS_EXPLICIT_IV_LEN + EVP_GCM_TLS_TAG_LEN;
else
plen = len;
rv = 1;
err:
ctx->iv_state = IV_STATE_FINISHED;
ctx->tls_aad_len = UNINITIALISED_SIZET;
*padlen = plen;
return rv;
}
| ciphers | openssl/providers/implementations/ciphers/ciphercommon_gcm.c | openssl |
#include "internal/deprecated.h"
#include "cipher_rc4_hmac_md5.h"
#define NO_PAYLOAD_LENGTH ((size_t)-1)
#if defined(RC4_ASM) \
&& defined(MD5_ASM) \
&& (defined(__x86_64) \
|| defined(__x86_64__) \
|| defined(_M_AMD64) \
|| defined(_M_X64))
# define STITCHED_CALL
# define MOD 32
#else
# define rc4_off 0
# define md5_off 0
#endif
static int cipher_hw_rc4_hmac_md5_initkey(PROV_CIPHER_CTX *bctx,
const uint8_t *key, size_t keylen)
{
PROV_RC4_HMAC_MD5_CTX *ctx = (PROV_RC4_HMAC_MD5_CTX *)bctx;
RC4_set_key(&ctx->ks.ks, keylen, key);
MD5_Init(&ctx->head);
ctx->tail = ctx->head;
ctx->md = ctx->head;
ctx->payload_length = NO_PAYLOAD_LENGTH;
bctx->removetlsfixed = MD5_DIGEST_LENGTH;
return 1;
}
static int cipher_hw_rc4_hmac_md5_cipher(PROV_CIPHER_CTX *bctx,
unsigned char *out,
const unsigned char *in, size_t len)
{
PROV_RC4_HMAC_MD5_CTX *ctx = (PROV_RC4_HMAC_MD5_CTX *)bctx;
RC4_KEY *ks = &ctx->ks.ks;
#if defined(STITCHED_CALL)
size_t rc4_off = MOD - 1 - (ks->x & (MOD - 1));
size_t md5_off = MD5_CBLOCK - ctx->md.num, blocks;
unsigned int l;
#endif
size_t plen = ctx->payload_length;
if (plen != NO_PAYLOAD_LENGTH && len != (plen + MD5_DIGEST_LENGTH))
return 0;
if (ctx->base.enc) {
if (plen == NO_PAYLOAD_LENGTH)
plen = len;
#if defined(STITCHED_CALL)
if (rc4_off > md5_off)
md5_off += MD5_CBLOCK;
if (plen > md5_off
&& (blocks = (plen - md5_off) / MD5_CBLOCK)
&& (OPENSSL_ia32cap_P[0] & (1 << 20)) == 0) {
MD5_Update(&ctx->md, in, md5_off);
RC4(ks, rc4_off, in, out);
rc4_md5_enc(ks, in + rc4_off, out + rc4_off,
&ctx->md, in + md5_off, blocks);
blocks *= MD5_CBLOCK;
rc4_off += blocks;
md5_off += blocks;
ctx->md.Nh += blocks >> 29;
ctx->md.Nl += blocks <<= 3;
if (ctx->md.Nl < (unsigned int)blocks)
ctx->md.Nh++;
} else {
rc4_off = 0;
md5_off = 0;
}
#endif
MD5_Update(&ctx->md, in + md5_off, plen - md5_off);
if (plen != len) {
if (in != out)
memcpy(out + rc4_off, in + rc4_off, plen - rc4_off);
MD5_Final(out + plen, &ctx->md);
ctx->md = ctx->tail;
MD5_Update(&ctx->md, out + plen, MD5_DIGEST_LENGTH);
MD5_Final(out + plen, &ctx->md);
RC4(ks, len - rc4_off, out + rc4_off, out + rc4_off);
} else {
RC4(ks, len - rc4_off, in + rc4_off, out + rc4_off);
}
} else {
unsigned char mac[MD5_DIGEST_LENGTH];
#if defined(STITCHED_CALL)
if (md5_off > rc4_off)
rc4_off += 2 * MD5_CBLOCK;
else
rc4_off += MD5_CBLOCK;
if (len > rc4_off
&& (blocks = (len - rc4_off) / MD5_CBLOCK)
&& (OPENSSL_ia32cap_P[0] & (1 << 20)) == 0) {
RC4(ks, rc4_off, in, out);
MD5_Update(&ctx->md, out, md5_off);
rc4_md5_enc(ks, in + rc4_off, out + rc4_off,
&ctx->md, out + md5_off, blocks);
blocks *= MD5_CBLOCK;
rc4_off += blocks;
md5_off += blocks;
l = (ctx->md.Nl + (blocks << 3)) & 0xffffffffU;
if (l < ctx->md.Nl)
ctx->md.Nh++;
ctx->md.Nl = l;
ctx->md.Nh += blocks >> 29;
} else {
md5_off = 0;
rc4_off = 0;
}
#endif
RC4(ks, len - rc4_off, in + rc4_off, out + rc4_off);
if (plen != NO_PAYLOAD_LENGTH) {
MD5_Update(&ctx->md, out + md5_off, plen - md5_off);
MD5_Final(mac, &ctx->md);
ctx->md = ctx->tail;
MD5_Update(&ctx->md, mac, MD5_DIGEST_LENGTH);
MD5_Final(mac, &ctx->md);
if (CRYPTO_memcmp(out + plen, mac, MD5_DIGEST_LENGTH))
return 0;
} else {
MD5_Update(&ctx->md, out + md5_off, len - md5_off);
}
}
ctx->payload_length = NO_PAYLOAD_LENGTH;
return 1;
}
static int cipher_hw_rc4_hmac_md5_tls_init(PROV_CIPHER_CTX *bctx,
unsigned char *aad, size_t aad_len)
{
PROV_RC4_HMAC_MD5_CTX *ctx = (PROV_RC4_HMAC_MD5_CTX *)bctx;
unsigned int len;
if (aad_len != EVP_AEAD_TLS1_AAD_LEN)
return 0;
len = aad[aad_len - 2] << 8 | aad[aad_len - 1];
if (!bctx->enc) {
if (len < MD5_DIGEST_LENGTH)
return 0;
len -= MD5_DIGEST_LENGTH;
aad[aad_len - 2] = len >> 8;
aad[aad_len - 1] = len;
}
ctx->payload_length = len;
ctx->md = ctx->head;
MD5_Update(&ctx->md, aad, aad_len);
return MD5_DIGEST_LENGTH;
}
static void cipher_hw_rc4_hmac_md5_init_mackey(PROV_CIPHER_CTX *bctx,
const unsigned char *key,
size_t len)
{
PROV_RC4_HMAC_MD5_CTX *ctx = (PROV_RC4_HMAC_MD5_CTX *)bctx;
unsigned int i;
unsigned char hmac_key[64];
memset(hmac_key, 0, sizeof(hmac_key));
if (len > (int)sizeof(hmac_key)) {
MD5_Init(&ctx->head);
MD5_Update(&ctx->head, key, len);
MD5_Final(hmac_key, &ctx->head);
} else {
memcpy(hmac_key, key, len);
}
for (i = 0; i < sizeof(hmac_key); i++)
hmac_key[i] ^= 0x36;
MD5_Init(&ctx->head);
MD5_Update(&ctx->head, hmac_key, sizeof(hmac_key));
for (i = 0; i < sizeof(hmac_key); i++)
hmac_key[i] ^= 0x36 ^ 0x5c;
MD5_Init(&ctx->tail);
MD5_Update(&ctx->tail, hmac_key, sizeof(hmac_key));
OPENSSL_cleanse(hmac_key, sizeof(hmac_key));
}
static const PROV_CIPHER_HW_RC4_HMAC_MD5 rc4_hmac_md5_hw = {
{
cipher_hw_rc4_hmac_md5_initkey,
cipher_hw_rc4_hmac_md5_cipher
},
cipher_hw_rc4_hmac_md5_tls_init,
cipher_hw_rc4_hmac_md5_init_mackey
};
const PROV_CIPHER_HW *ossl_prov_cipher_hw_rc4_hmac_md5(size_t keybits)
{
return (PROV_CIPHER_HW *)&rc4_hmac_md5_hw;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_rc4_hmac_md5_hw.c | openssl |
#include "cipher_aria_ccm.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static OSSL_FUNC_cipher_freectx_fn aria_ccm_freectx;
static void *aria_ccm_newctx(void *provctx, size_t keybits)
{
PROV_ARIA_CCM_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ossl_ccm_initctx(&ctx->base, keybits, ossl_prov_aria_hw_ccm(keybits));
return ctx;
}
static void *aria_ccm_dupctx(void *provctx)
{
PROV_ARIA_CCM_CTX *ctx = provctx;
PROV_ARIA_CCM_CTX *dctx = NULL;
if (ctx == NULL)
return NULL;
dctx = OPENSSL_memdup(ctx, sizeof(*ctx));
if (dctx != NULL && dctx->base.ccm_ctx.key != NULL)
dctx->base.ccm_ctx.key = &dctx->ks.ks;
return dctx;
}
static void aria_ccm_freectx(void *vctx)
{
PROV_ARIA_CCM_CTX *ctx = (PROV_ARIA_CCM_CTX *)vctx;
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
IMPLEMENT_aead_cipher(aria, ccm, CCM, AEAD_FLAGS, 128, 8, 96);
IMPLEMENT_aead_cipher(aria, ccm, CCM, AEAD_FLAGS, 192, 8, 96);
IMPLEMENT_aead_cipher(aria, ccm, CCM, AEAD_FLAGS, 256, 8, 96);
| ciphers | openssl/providers/implementations/ciphers/cipher_aria_ccm.c | openssl |
#include "internal/deprecated.h"
#include <openssl/evp.h>
#include <internal/endian.h>
#include <prov/implementations.h>
#include "cipher_aes_gcm_siv.h"
static int aes_gcm_siv_ctr32(PROV_AES_GCM_SIV_CTX *ctx, const unsigned char *init_counter,
unsigned char *out, const unsigned char *in, size_t len);
static int aes_gcm_siv_initkey(void *vctx)
{
PROV_AES_GCM_SIV_CTX *ctx = (PROV_AES_GCM_SIV_CTX *)vctx;
uint8_t output[BLOCK_SIZE];
uint32_t counter = 0x0;
size_t i;
union {
uint32_t counter;
uint8_t block[BLOCK_SIZE];
} data;
int out_len;
EVP_CIPHER *ecb = NULL;
DECLARE_IS_ENDIAN;
switch (ctx->key_len) {
case 16:
ecb = EVP_CIPHER_fetch(ctx->libctx, "AES-128-ECB", NULL);
break;
case 24:
ecb = EVP_CIPHER_fetch(ctx->libctx, "AES-192-ECB", NULL);
break;
case 32:
ecb = EVP_CIPHER_fetch(ctx->libctx, "AES-256-ECB", NULL);
break;
default:
goto err;
}
if (ctx->ecb_ctx == NULL && (ctx->ecb_ctx = EVP_CIPHER_CTX_new()) == NULL)
goto err;
if (!EVP_EncryptInit_ex2(ctx->ecb_ctx, ecb, ctx->key_gen_key, NULL, NULL))
goto err;
memset(&data, 0, sizeof(data));
memcpy(&data.block[sizeof(data.counter)], ctx->nonce, NONCE_SIZE);
for (i = 0; i < BLOCK_SIZE; i += 8) {
if (IS_LITTLE_ENDIAN) {
data.counter = counter;
} else {
data.counter = GSWAP4(counter);
}
out_len = BLOCK_SIZE;
if (!EVP_EncryptUpdate(ctx->ecb_ctx, output, &out_len, data.block, BLOCK_SIZE))
goto err;
memcpy(&ctx->msg_auth_key[i], output, 8);
counter++;
}
for (i = 0; i < ctx->key_len; i += 8) {
if (IS_LITTLE_ENDIAN) {
data.counter = counter;
} else {
data.counter = GSWAP4(counter);
}
out_len = BLOCK_SIZE;
if (!EVP_EncryptUpdate(ctx->ecb_ctx, output, &out_len, data.block, BLOCK_SIZE))
goto err;
memcpy(&ctx->msg_enc_key[i], output, 8);
counter++;
}
if (!EVP_EncryptInit_ex2(ctx->ecb_ctx, ecb, ctx->msg_enc_key, NULL, NULL))
goto err;
ctx->used_enc = 0;
ctx->used_dec = 0;
EVP_CIPHER_free(ecb);
return 1;
err:
EVP_CIPHER_CTX_free(ctx->ecb_ctx);
EVP_CIPHER_free(ecb);
ctx->ecb_ctx = NULL;
return 0;
}
static int aes_gcm_siv_aad(PROV_AES_GCM_SIV_CTX *ctx,
const unsigned char *aad, size_t len)
{
size_t to_alloc;
uint8_t *ptr;
uint64_t len64;
if (len == 0) {
OPENSSL_free(ctx->aad);
ctx->aad = NULL;
ctx->aad_len = 0;
return 1;
}
to_alloc = UP16(ctx->aad_len + len);
len64 = to_alloc;
if (len64 > ((uint64_t)1 << 36))
return 0;
ptr = OPENSSL_realloc(ctx->aad, to_alloc);
if (ptr == NULL)
return 0;
ctx->aad = ptr;
memcpy(&ctx->aad[ctx->aad_len], aad, len);
ctx->aad_len += len;
if (to_alloc > ctx->aad_len)
memset(&ctx->aad[ctx->aad_len], 0, to_alloc - ctx->aad_len);
return 1;
}
static int aes_gcm_siv_finish(PROV_AES_GCM_SIV_CTX *ctx)
{
int ret = 0;
if (ctx->enc)
return ctx->generated_tag;
ret = !CRYPTO_memcmp(ctx->tag, ctx->user_tag, sizeof(ctx->tag));
ret &= ctx->have_user_tag;
return ret;
}
static int aes_gcm_siv_encrypt(PROV_AES_GCM_SIV_CTX *ctx, const unsigned char *in,
unsigned char *out, size_t len)
{
uint64_t len_blk[2];
uint8_t S_s[TAG_SIZE];
uint8_t counter_block[TAG_SIZE];
uint8_t padding[BLOCK_SIZE];
size_t i;
int64_t len64 = len;
int out_len;
int error = 0;
DECLARE_IS_ENDIAN;
ctx->generated_tag = 0;
if (!ctx->speed && ctx->used_enc)
return 0;
if (len64 > ((int64_t)1 << 36) || len == 0)
return 0;
if (IS_LITTLE_ENDIAN) {
len_blk[0] = (uint64_t)ctx->aad_len * 8;
len_blk[1] = (uint64_t)len * 8;
} else {
len_blk[0] = GSWAP8((uint64_t)ctx->aad_len * 8);
len_blk[1] = GSWAP8((uint64_t)len * 8);
}
memset(S_s, 0, TAG_SIZE);
ossl_polyval_ghash_init(ctx->Htable, (const uint64_t*)ctx->msg_auth_key);
if (ctx->aad != NULL) {
ossl_polyval_ghash_hash(ctx->Htable, S_s, ctx->aad, UP16(ctx->aad_len));
}
if (DOWN16(len) > 0)
ossl_polyval_ghash_hash(ctx->Htable, S_s, (uint8_t *) in, DOWN16(len));
if (!IS16(len)) {
memset(padding, 0, sizeof(padding));
memcpy(padding, &in[DOWN16(len)], REMAINDER16(len));
ossl_polyval_ghash_hash(ctx->Htable, S_s, padding, sizeof(padding));
}
ossl_polyval_ghash_hash(ctx->Htable, S_s, (uint8_t *) len_blk, sizeof(len_blk));
for (i = 0; i < NONCE_SIZE; i++)
S_s[i] ^= ctx->nonce[i];
S_s[TAG_SIZE - 1] &= 0x7f;
out_len = sizeof(ctx->tag);
error |= !EVP_EncryptUpdate(ctx->ecb_ctx, ctx->tag, &out_len, S_s, sizeof(S_s));
memcpy(counter_block, ctx->tag, TAG_SIZE);
counter_block[TAG_SIZE - 1] |= 0x80;
error |= !aes_gcm_siv_ctr32(ctx, counter_block, out, in, len);
ctx->generated_tag = !error;
ctx->used_enc = 1;
return !error;
}
static int aes_gcm_siv_decrypt(PROV_AES_GCM_SIV_CTX *ctx, const unsigned char *in,
unsigned char *out, size_t len)
{
uint8_t counter_block[TAG_SIZE];
uint64_t len_blk[2];
uint8_t S_s[TAG_SIZE];
size_t i;
uint64_t padding[2];
int64_t len64 = len;
int out_len;
int error = 0;
DECLARE_IS_ENDIAN;
ctx->generated_tag = 0;
if (!ctx->speed && ctx->used_dec)
return 0;
if (len64 > ((int64_t)1 << 36) || len == 0)
return 0;
memcpy(counter_block, ctx->user_tag, sizeof(counter_block));
counter_block[TAG_SIZE - 1] |= 0x80;
error |= !aes_gcm_siv_ctr32(ctx, counter_block, out, in, len);
if (IS_LITTLE_ENDIAN) {
len_blk[0] = (uint64_t)ctx->aad_len * 8;
len_blk[1] = (uint64_t)len * 8;
} else {
len_blk[0] = GSWAP8((uint64_t)ctx->aad_len * 8);
len_blk[1] = GSWAP8((uint64_t)len * 8);
}
memset(S_s, 0, TAG_SIZE);
ossl_polyval_ghash_init(ctx->Htable, (const uint64_t*)ctx->msg_auth_key);
if (ctx->aad != NULL) {
ossl_polyval_ghash_hash(ctx->Htable, S_s, ctx->aad, UP16(ctx->aad_len));
}
if (DOWN16(len) > 0)
ossl_polyval_ghash_hash(ctx->Htable, S_s, out, DOWN16(len));
if (!IS16(len)) {
padding[0] = padding[1] = 0;
memcpy(padding, &out[DOWN16(len)], REMAINDER16(len));
ossl_polyval_ghash_hash(ctx->Htable, S_s, (uint8_t *)padding, sizeof(padding));
}
ossl_polyval_ghash_hash(ctx->Htable, S_s, (uint8_t *)len_blk, TAG_SIZE);
for (i = 0; i < NONCE_SIZE; i++)
S_s[i] ^= ctx->nonce[i];
S_s[TAG_SIZE - 1] &= 0x7f;
out_len = sizeof(ctx->tag);
error |= !EVP_EncryptUpdate(ctx->ecb_ctx, ctx->tag, &out_len, S_s, sizeof(S_s));
ctx->generated_tag = !error;
ctx->used_dec = 1;
return !error;
}
static int aes_gcm_siv_cipher(void *vctx, unsigned char *out,
const unsigned char *in, size_t len)
{
PROV_AES_GCM_SIV_CTX *ctx = (PROV_AES_GCM_SIV_CTX *)vctx;
if (in == NULL)
return aes_gcm_siv_finish(ctx);
if (out == NULL)
return aes_gcm_siv_aad(ctx, in, len);
if (ctx->enc)
return aes_gcm_siv_encrypt(ctx, in, out, len);
return aes_gcm_siv_decrypt(ctx, in, out, len);
}
static void aes_gcm_siv_clean_ctx(void *vctx)
{
PROV_AES_GCM_SIV_CTX *ctx = (PROV_AES_GCM_SIV_CTX *)vctx;
EVP_CIPHER_CTX_free(ctx->ecb_ctx);
ctx->ecb_ctx = NULL;
}
static int aes_gcm_siv_dup_ctx(void *vdst, void *vsrc)
{
PROV_AES_GCM_SIV_CTX *dst = (PROV_AES_GCM_SIV_CTX *)vdst;
PROV_AES_GCM_SIV_CTX *src = (PROV_AES_GCM_SIV_CTX *)vsrc;
dst->ecb_ctx = NULL;
if (src->ecb_ctx != NULL) {
if ((dst->ecb_ctx = EVP_CIPHER_CTX_new()) == NULL)
goto err;
if (!EVP_CIPHER_CTX_copy(dst->ecb_ctx, src->ecb_ctx))
goto err;
}
return 1;
err:
EVP_CIPHER_CTX_free(dst->ecb_ctx);
dst->ecb_ctx = NULL;
return 0;
}
static const PROV_CIPHER_HW_AES_GCM_SIV aes_gcm_siv_hw =
{
aes_gcm_siv_initkey,
aes_gcm_siv_cipher,
aes_gcm_siv_dup_ctx,
aes_gcm_siv_clean_ctx,
};
const PROV_CIPHER_HW_AES_GCM_SIV *ossl_prov_cipher_hw_aes_gcm_siv(size_t keybits)
{
return &aes_gcm_siv_hw;
}
static int aes_gcm_siv_ctr32(PROV_AES_GCM_SIV_CTX *ctx, const unsigned char *init_counter,
unsigned char *out, const unsigned char *in, size_t len)
{
uint8_t keystream[BLOCK_SIZE];
int out_len;
size_t i;
size_t j;
size_t todo;
uint32_t counter;
int error = 0;
union {
uint32_t x32[BLOCK_SIZE / sizeof(uint32_t)];
uint8_t x8[BLOCK_SIZE];
} block;
DECLARE_IS_ENDIAN;
memcpy(&block, init_counter, sizeof(block));
if (IS_BIG_ENDIAN) {
counter = GSWAP4(block.x32[0]);
}
for (i = 0; i < len; i += sizeof(block)) {
out_len = BLOCK_SIZE;
error |= !EVP_EncryptUpdate(ctx->ecb_ctx, keystream, &out_len, (uint8_t*)&block, sizeof(block));
if (IS_LITTLE_ENDIAN) {
block.x32[0]++;
} else {
counter++;
block.x32[0] = GSWAP4(counter);
}
todo = len - i;
if (todo > sizeof(keystream))
todo = sizeof(keystream);
for (j = 0; j < todo; j++)
out[i + j] = in[i + j] ^ keystream[j];
}
return !error;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_gcm_siv_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_rc2.h"
static int cipher_hw_rc2_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_RC2_CTX *rctx = (PROV_RC2_CTX *)ctx;
RC2_KEY *ks = &(rctx->ks.ks);
RC2_set_key(ks, (int)ctx->keylen, key, (int)rctx->key_bits);
return 1;
}
# define PROV_CIPHER_HW_rc2_mode(mode, UCMODE) \
IMPLEMENT_CIPHER_HW_##UCMODE(mode, rc2, PROV_RC2_CTX, RC2_KEY, \
RC2_##mode) \
static const PROV_CIPHER_HW rc2_##mode = { \
cipher_hw_rc2_initkey, \
cipher_hw_rc2_##mode##_cipher \
}; \
const PROV_CIPHER_HW *ossl_prov_cipher_hw_rc2_##mode(size_t keybits) \
{ \
return &rc2_##mode; \
}
PROV_CIPHER_HW_rc2_mode(cbc, CBC)
PROV_CIPHER_HW_rc2_mode(ecb, ECB)
PROV_CIPHER_HW_rc2_mode(ofb64, OFB)
PROV_CIPHER_HW_rc2_mode(cfb64, CFB)
| ciphers | openssl/providers/implementations/ciphers/cipher_rc2_hw.c | openssl |
#include "internal/deprecated.h"
#include "prov/ciphercommon.h"
#include "cipher_des.h"
static int cipher_hw_des_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_DES_CTX *dctx = (PROV_DES_CTX *)ctx;
DES_cblock *deskey = (DES_cblock *)key;
DES_key_schedule *ks = &dctx->dks.ks;
dctx->dstream.cbc = NULL;
#if defined(SPARC_DES_CAPABLE)
if (SPARC_DES_CAPABLE) {
if (ctx->mode == EVP_CIPH_CBC_MODE) {
des_t4_key_expand(&deskey[0], ks);
dctx->dstream.cbc = ctx->enc ? des_t4_cbc_encrypt :
des_t4_cbc_decrypt;
return 1;
}
}
#endif
DES_set_key_unchecked(deskey, ks);
return 1;
}
static void cipher_hw_des_copyctx(PROV_CIPHER_CTX *dst,
const PROV_CIPHER_CTX *src)
{
PROV_DES_CTX *sctx = (PROV_DES_CTX *)src;
PROV_DES_CTX *dctx = (PROV_DES_CTX *)dst;
*dctx = *sctx;
dst->ks = &dctx->dks.ks;
}
static int cipher_hw_des_ecb_cipher(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t len)
{
size_t i, bl = ctx->blocksize;
DES_key_schedule *key = &(((PROV_DES_CTX *)ctx)->dks.ks);
if (len < bl)
return 1;
for (i = 0, len -= bl; i <= len; i += bl)
DES_ecb_encrypt((const_DES_cblock *)(in + i),
(const_DES_cblock *)(out + i), key, ctx->enc);
return 1;
}
static int cipher_hw_des_cbc_cipher(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t len)
{
PROV_DES_CTX *dctx = (PROV_DES_CTX *)ctx;
DES_key_schedule *key = &(dctx->dks.ks);
if (dctx->dstream.cbc != NULL) {
(*dctx->dstream.cbc) (in, out, len, key, ctx->iv);
return 1;
}
while (len >= MAXCHUNK) {
DES_ncbc_encrypt(in, out, MAXCHUNK, key, (DES_cblock *)ctx->iv,
ctx->enc);
len -= MAXCHUNK;
in += MAXCHUNK;
out += MAXCHUNK;
}
if (len > 0)
DES_ncbc_encrypt(in, out, (long)len, key, (DES_cblock *)ctx->iv,
ctx->enc);
return 1;
}
static int cipher_hw_des_ofb64_cipher(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t len)
{
int num = ctx->num;
DES_key_schedule *key = &(((PROV_DES_CTX *)ctx)->dks.ks);
while (len >= MAXCHUNK) {
DES_ofb64_encrypt(in, out, MAXCHUNK, key, (DES_cblock *)ctx->iv, &num);
len -= MAXCHUNK;
in += MAXCHUNK;
out += MAXCHUNK;
}
if (len > 0) {
DES_ofb64_encrypt(in, out, (long)len, key, (DES_cblock *)ctx->iv, &num);
}
ctx->num = num;
return 1;
}
static int cipher_hw_des_cfb64_cipher(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t len)
{
size_t chunk = MAXCHUNK;
DES_key_schedule *key = &(((PROV_DES_CTX *)ctx)->dks.ks);
int num = ctx->num;
if (len < chunk)
chunk = len;
while (len > 0 && len >= chunk) {
DES_cfb64_encrypt(in, out, (long)chunk, key, (DES_cblock *)ctx->iv,
&num, ctx->enc);
len -= chunk;
in += chunk;
out += chunk;
if (len < chunk)
chunk = len;
}
ctx->num = num;
return 1;
}
static int cipher_hw_des_cfb1_cipher(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
size_t n, chunk = MAXCHUNK / 8;
DES_key_schedule *key = &(((PROV_DES_CTX *)ctx)->dks.ks);
unsigned char c[1];
unsigned char d[1] = { 0 };
if (inl < chunk)
chunk = inl;
while (inl && inl >= chunk) {
for (n = 0; n < chunk * 8; ++n) {
c[0] = (in[n / 8] & (1 << (7 - n % 8))) ? 0x80 : 0;
DES_cfb_encrypt(c, d, 1, 1, key, (DES_cblock *)ctx->iv, ctx->enc);
out[n / 8] =
(out[n / 8] & ~(0x80 >> (unsigned int)(n % 8))) |
((d[0] & 0x80) >> (unsigned int)(n % 8));
}
inl -= chunk;
in += chunk;
out += chunk;
if (inl < chunk)
chunk = inl;
}
return 1;
}
static int cipher_hw_des_cfb8_cipher(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
DES_key_schedule *key = &(((PROV_DES_CTX *)ctx)->dks.ks);
while (inl >= MAXCHUNK) {
DES_cfb_encrypt(in, out, 8, (long)MAXCHUNK, key,
(DES_cblock *)ctx->iv, ctx->enc);
inl -= MAXCHUNK;
in += MAXCHUNK;
out += MAXCHUNK;
}
if (inl > 0)
DES_cfb_encrypt(in, out, 8, (long)inl, key,
(DES_cblock *)ctx->iv, ctx->enc);
return 1;
}
#define PROV_CIPHER_HW_des_mode(mode) \
static const PROV_CIPHER_HW des_##mode = { \
cipher_hw_des_initkey, \
cipher_hw_des_##mode##_cipher, \
cipher_hw_des_copyctx \
}; \
const PROV_CIPHER_HW *ossl_prov_cipher_hw_des_##mode(void) \
{ \
return &des_##mode; \
}
PROV_CIPHER_HW_des_mode(ecb)
PROV_CIPHER_HW_des_mode(cbc)
PROV_CIPHER_HW_des_mode(ofb64)
PROV_CIPHER_HW_des_mode(cfb64)
PROV_CIPHER_HW_des_mode(cfb1)
PROV_CIPHER_HW_des_mode(cfb8)
| ciphers | openssl/providers/implementations/ciphers/cipher_des_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_tdes_default.h"
#define ossl_cipher_hw_tdes_wrap_initkey ossl_cipher_hw_tdes_ede3_initkey
PROV_CIPHER_HW_tdes_mode(wrap, cbc)
| ciphers | openssl/providers/implementations/ciphers/cipher_tdes_wrap_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_tdes_default.h"
#define ks1 tks.ks[0]
#define ks2 tks.ks[1]
#define ks3 tks.ks[2]
static int ossl_cipher_hw_tdes_ede2_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key,
size_t keylen)
{
PROV_TDES_CTX *tctx = (PROV_TDES_CTX *)ctx;
DES_cblock *deskey = (DES_cblock *)key;
tctx->tstream.cbc = NULL;
# if defined(SPARC_DES_CAPABLE)
if (SPARC_DES_CAPABLE) {
if (ctx->mode == EVP_CIPH_CBC_MODE) {
des_t4_key_expand(&deskey[0], &tctx->ks1);
des_t4_key_expand(&deskey[1], &tctx->ks2);
memcpy(&tctx->ks3, &tctx->ks1, sizeof(tctx->ks1));
tctx->tstream.cbc = ctx->enc ? des_t4_ede3_cbc_encrypt :
des_t4_ede3_cbc_decrypt;
return 1;
}
}
# endif
DES_set_key_unchecked(&deskey[0], &tctx->ks1);
DES_set_key_unchecked(&deskey[1], &tctx->ks2);
memcpy(&tctx->ks3, &tctx->ks1, sizeof(tctx->ks1));
return 1;
}
static int ossl_cipher_hw_tdes_ofb(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
PROV_TDES_CTX *tctx = (PROV_TDES_CTX *)ctx;
int num = ctx->num;
while (inl >= MAXCHUNK) {
DES_ede3_ofb64_encrypt(in, out, (long)MAXCHUNK, &tctx->ks1, &tctx->ks2,
&tctx->ks3, (DES_cblock *)ctx->iv, &num);
inl -= MAXCHUNK;
in += MAXCHUNK;
out += MAXCHUNK;
}
if (inl > 0) {
DES_ede3_ofb64_encrypt(in, out, (long)inl, &tctx->ks1, &tctx->ks2,
&tctx->ks3, (DES_cblock *)ctx->iv, &num);
}
ctx->num = num;
return 1;
}
static int ossl_cipher_hw_tdes_cfb(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
PROV_TDES_CTX *tctx = (PROV_TDES_CTX *)ctx;
int num = ctx->num;
while (inl >= MAXCHUNK) {
DES_ede3_cfb64_encrypt(in, out, (long)MAXCHUNK,
&tctx->ks1, &tctx->ks2, &tctx->ks3,
(DES_cblock *)ctx->iv, &num, ctx->enc);
inl -= MAXCHUNK;
in += MAXCHUNK;
out += MAXCHUNK;
}
if (inl > 0) {
DES_ede3_cfb64_encrypt(in, out, (long)inl,
&tctx->ks1, &tctx->ks2, &tctx->ks3,
(DES_cblock *)ctx->iv, &num, ctx->enc);
}
ctx->num = num;
return 1;
}
static int ossl_cipher_hw_tdes_cfb1(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
PROV_TDES_CTX *tctx = (PROV_TDES_CTX *)ctx;
size_t n;
unsigned char c[1];
unsigned char d[1] = { 0 };
if (ctx->use_bits == 0)
inl *= 8;
for (n = 0; n < inl; ++n) {
c[0] = (in[n / 8] & (1 << (7 - n % 8))) ? 0x80 : 0;
DES_ede3_cfb_encrypt(c, d, 1, 1,
&tctx->ks1, &tctx->ks2, &tctx->ks3,
(DES_cblock *)ctx->iv, ctx->enc);
out[n / 8] = (out[n / 8] & ~(0x80 >> (unsigned int)(n % 8)))
| ((d[0] & 0x80) >> (unsigned int)(n % 8));
}
return 1;
}
static int ossl_cipher_hw_tdes_cfb8(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
PROV_TDES_CTX *tctx = (PROV_TDES_CTX *)ctx;
while (inl >= MAXCHUNK) {
DES_ede3_cfb_encrypt(in, out, 8, (long)MAXCHUNK,
&tctx->ks1, &tctx->ks2, &tctx->ks3,
(DES_cblock *)ctx->iv, ctx->enc);
inl -= MAXCHUNK;
in += MAXCHUNK;
out += MAXCHUNK;
}
if (inl > 0)
DES_ede3_cfb_encrypt(in, out, 8, (long)inl,
&tctx->ks1, &tctx->ks2, &tctx->ks3,
(DES_cblock *)ctx->iv, ctx->enc);
return 1;
}
PROV_CIPHER_HW_tdes_mode(ede3, ofb)
PROV_CIPHER_HW_tdes_mode(ede3, cfb)
PROV_CIPHER_HW_tdes_mode(ede3, cfb1)
PROV_CIPHER_HW_tdes_mode(ede3, cfb8)
PROV_CIPHER_HW_tdes_mode(ede2, ecb)
PROV_CIPHER_HW_tdes_mode(ede2, cbc)
PROV_CIPHER_HW_tdes_mode(ede2, ofb)
PROV_CIPHER_HW_tdes_mode(ede2, cfb)
| ciphers | openssl/providers/implementations/ciphers/cipher_tdes_default_hw.c | openssl |
#include "cipher_sm4_ccm.h"
#include "crypto/sm4_platform.h"
#define SM4_HW_CCM_SET_KEY_FN(fn_set_enc_key, fn_blk, fn_ccm_enc, fn_ccm_dec) \
fn_set_enc_key(key, &actx->ks.ks); \
CRYPTO_ccm128_init(&ctx->ccm_ctx, ctx->m, ctx->l, &actx->ks.ks, \
(block128_f)fn_blk); \
ctx->str = ctx->enc ? (ccm128_f)fn_ccm_enc : (ccm128_f)fn_ccm_dec; \
ctx->key_set = 1;
static int ccm_sm4_initkey(PROV_CCM_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_SM4_CCM_CTX *actx = (PROV_SM4_CCM_CTX *)ctx;
#ifdef HWSM4_CAPABLE
if (HWSM4_CAPABLE) {
SM4_HW_CCM_SET_KEY_FN(HWSM4_set_encrypt_key, HWSM4_encrypt, NULL, NULL);
} else
#endif
#ifdef VPSM4_EX_CAPABLE
if (VPSM4_EX_CAPABLE) {
SM4_HW_CCM_SET_KEY_FN(vpsm4_ex_set_encrypt_key, vpsm4_ex_encrypt, NULL,
NULL);
} else
#endif
#ifdef VPSM4_CAPABLE
if (VPSM4_CAPABLE) {
SM4_HW_CCM_SET_KEY_FN(vpsm4_set_encrypt_key, vpsm4_encrypt, NULL, NULL);
} else
#endif
{
SM4_HW_CCM_SET_KEY_FN(ossl_sm4_set_key, ossl_sm4_encrypt, NULL, NULL);
}
return 1;
}
static const PROV_CCM_HW ccm_sm4 = {
ccm_sm4_initkey,
ossl_ccm_generic_setiv,
ossl_ccm_generic_setaad,
ossl_ccm_generic_auth_encrypt,
ossl_ccm_generic_auth_decrypt,
ossl_ccm_generic_gettag
};
#if defined(__riscv) && __riscv_xlen == 64
# include "cipher_sm4_ccm_hw_rv64i.inc"
#else
const PROV_CCM_HW *ossl_prov_sm4_hw_ccm(size_t keybits)
{
return &ccm_sm4;
}
#endif
| ciphers | openssl/providers/implementations/ciphers/cipher_sm4_ccm_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_aes_cbc_hmac_sha.h"
#if !defined(AES_CBC_HMAC_SHA_CAPABLE) || !defined(AESNI_CAPABLE)
int ossl_cipher_capable_aes_cbc_hmac_sha256(void)
{
return 0;
}
const PROV_CIPHER_HW_AES_HMAC_SHA *ossl_prov_cipher_hw_aes_cbc_hmac_sha256(void)
{
return NULL;
}
#else
# include <openssl/rand.h>
# include "crypto/evp.h"
# include "internal/constant_time.h"
void sha256_block_data_order(void *c, const void *p, size_t len);
int aesni_cbc_sha256_enc(const void *inp, void *out, size_t blocks,
const AES_KEY *key, unsigned char iv[16],
SHA256_CTX *ctx, const void *in0);
int ossl_cipher_capable_aes_cbc_hmac_sha256(void)
{
return AESNI_CBC_HMAC_SHA_CAPABLE
&& aesni_cbc_sha256_enc(NULL, NULL, 0, NULL, NULL, NULL, NULL);
}
static int aesni_cbc_hmac_sha256_init_key(PROV_CIPHER_CTX *vctx,
const unsigned char *key,
size_t keylen)
{
int ret;
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
PROV_AES_HMAC_SHA256_CTX *sctx = (PROV_AES_HMAC_SHA256_CTX *)vctx;
if (ctx->base.enc)
ret = aesni_set_encrypt_key(key, ctx->base.keylen * 8, &ctx->ks);
else
ret = aesni_set_decrypt_key(key, ctx->base.keylen * 8, &ctx->ks);
SHA256_Init(&sctx->head);
sctx->tail = sctx->head;
sctx->md = sctx->head;
ctx->payload_length = NO_PAYLOAD_LENGTH;
vctx->removetlspad = 1;
vctx->removetlsfixed = SHA256_DIGEST_LENGTH + AES_BLOCK_SIZE;
return ret < 0 ? 0 : 1;
}
void sha256_block_data_order(void *c, const void *p, size_t len);
static void sha256_update(SHA256_CTX *c, const void *data, size_t len)
{
const unsigned char *ptr = data;
size_t res;
if ((res = c->num)) {
res = SHA256_CBLOCK - res;
if (len < res)
res = len;
SHA256_Update(c, ptr, res);
ptr += res;
len -= res;
}
res = len % SHA256_CBLOCK;
len -= res;
if (len) {
sha256_block_data_order(c, ptr, len / SHA256_CBLOCK);
ptr += len;
c->Nh += len >> 29;
c->Nl += len <<= 3;
if (c->Nl < (unsigned int)len)
c->Nh++;
}
if (res)
SHA256_Update(c, ptr, res);
}
# if !defined(OPENSSL_NO_MULTIBLOCK)
typedef struct {
unsigned int A[8], B[8], C[8], D[8], E[8], F[8], G[8], H[8];
} SHA256_MB_CTX;
typedef struct {
const unsigned char *ptr;
int blocks;
} HASH_DESC;
typedef struct {
const unsigned char *inp;
unsigned char *out;
int blocks;
u64 iv[2];
} CIPH_DESC;
void sha256_multi_block(SHA256_MB_CTX *, const HASH_DESC *, int);
void aesni_multi_cbc_encrypt(CIPH_DESC *, void *, int);
static size_t tls1_multi_block_encrypt(void *vctx,
unsigned char *out,
const unsigned char *inp,
size_t inp_len, int n4x)
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
PROV_AES_HMAC_SHA256_CTX *sctx = (PROV_AES_HMAC_SHA256_CTX *)vctx;
HASH_DESC hash_d[8], edges[8];
CIPH_DESC ciph_d[8];
unsigned char storage[sizeof(SHA256_MB_CTX) + 32];
union {
u64 q[16];
u32 d[32];
u8 c[128];
} blocks[8];
SHA256_MB_CTX *mctx;
unsigned int frag, last, packlen, i;
unsigned int x4 = 4 * n4x, minblocks, processed = 0;
size_t ret = 0;
u8 *IVs;
# if defined(BSWAP8)
u64 seqnum;
# endif
if (RAND_bytes_ex(ctx->base.libctx, (IVs = blocks[0].c), 16 * x4, 0) <= 0)
return 0;
mctx = (SHA256_MB_CTX *) (storage + 32 - ((size_t)storage % 32));
frag = (unsigned int)inp_len >> (1 + n4x);
last = (unsigned int)inp_len + frag - (frag << (1 + n4x));
if (last > frag && ((last + 13 + 9) % 64) < (x4 - 1)) {
frag++;
last -= x4 - 1;
}
packlen = 5 + 16 + ((frag + 32 + 16) & -16);
hash_d[0].ptr = inp;
ciph_d[0].inp = inp;
ciph_d[0].out = out + 5 + 16;
memcpy(ciph_d[0].out - 16, IVs, 16);
memcpy(ciph_d[0].iv, IVs, 16);
IVs += 16;
for (i = 1; i < x4; i++) {
ciph_d[i].inp = hash_d[i].ptr = hash_d[i - 1].ptr + frag;
ciph_d[i].out = ciph_d[i - 1].out + packlen;
memcpy(ciph_d[i].out - 16, IVs, 16);
memcpy(ciph_d[i].iv, IVs, 16);
IVs += 16;
}
# if defined(BSWAP8)
memcpy(blocks[0].c, sctx->md.data, 8);
seqnum = BSWAP8(blocks[0].q[0]);
# endif
for (i = 0; i < x4; i++) {
unsigned int len = (i == (x4 - 1) ? last : frag);
# if !defined(BSWAP8)
unsigned int carry, j;
# endif
mctx->A[i] = sctx->md.h[0];
mctx->B[i] = sctx->md.h[1];
mctx->C[i] = sctx->md.h[2];
mctx->D[i] = sctx->md.h[3];
mctx->E[i] = sctx->md.h[4];
mctx->F[i] = sctx->md.h[5];
mctx->G[i] = sctx->md.h[6];
mctx->H[i] = sctx->md.h[7];
# if defined(BSWAP8)
blocks[i].q[0] = BSWAP8(seqnum + i);
# else
for (carry = i, j = 8; j--;) {
blocks[i].c[j] = ((u8 *)sctx->md.data)[j] + carry;
carry = (blocks[i].c[j] - carry) >> (sizeof(carry) * 8 - 1);
}
# endif
blocks[i].c[8] = ((u8 *)sctx->md.data)[8];
blocks[i].c[9] = ((u8 *)sctx->md.data)[9];
blocks[i].c[10] = ((u8 *)sctx->md.data)[10];
blocks[i].c[11] = (u8)(len >> 8);
blocks[i].c[12] = (u8)(len);
memcpy(blocks[i].c + 13, hash_d[i].ptr, 64 - 13);
hash_d[i].ptr += 64 - 13;
hash_d[i].blocks = (len - (64 - 13)) / 64;
edges[i].ptr = blocks[i].c;
edges[i].blocks = 1;
}
sha256_multi_block(mctx, edges, n4x);
# define MAXCHUNKSIZE 2048
# if MAXCHUNKSIZE%64
# error "MAXCHUNKSIZE is not divisible by 64"
# elif MAXCHUNKSIZE
minblocks = ((frag <= last ? frag : last) - (64 - 13)) / 64;
if (minblocks > MAXCHUNKSIZE / 64) {
for (i = 0; i < x4; i++) {
edges[i].ptr = hash_d[i].ptr;
edges[i].blocks = MAXCHUNKSIZE / 64;
ciph_d[i].blocks = MAXCHUNKSIZE / 16;
}
do {
sha256_multi_block(mctx, edges, n4x);
aesni_multi_cbc_encrypt(ciph_d, &ctx->ks, n4x);
for (i = 0; i < x4; i++) {
edges[i].ptr = hash_d[i].ptr += MAXCHUNKSIZE;
hash_d[i].blocks -= MAXCHUNKSIZE / 64;
edges[i].blocks = MAXCHUNKSIZE / 64;
ciph_d[i].inp += MAXCHUNKSIZE;
ciph_d[i].out += MAXCHUNKSIZE;
ciph_d[i].blocks = MAXCHUNKSIZE / 16;
memcpy(ciph_d[i].iv, ciph_d[i].out - 16, 16);
}
processed += MAXCHUNKSIZE;
minblocks -= MAXCHUNKSIZE / 64;
} while (minblocks > MAXCHUNKSIZE / 64);
}
# endif
# undef MAXCHUNKSIZE
sha256_multi_block(mctx, hash_d, n4x);
memset(blocks, 0, sizeof(blocks));
for (i = 0; i < x4; i++) {
unsigned int len = (i == (x4 - 1) ? last : frag),
off = hash_d[i].blocks * 64;
const unsigned char *ptr = hash_d[i].ptr + off;
off = (len - processed) - (64 - 13) - off;
memcpy(blocks[i].c, ptr, off);
blocks[i].c[off] = 0x80;
len += 64 + 13;
len *= 8;
if (off < (64 - 8)) {
# ifdef BSWAP4
blocks[i].d[15] = BSWAP4(len);
# else
PUTU32(blocks[i].c + 60, len);
# endif
edges[i].blocks = 1;
} else {
# ifdef BSWAP4
blocks[i].d[31] = BSWAP4(len);
# else
PUTU32(blocks[i].c + 124, len);
# endif
edges[i].blocks = 2;
}
edges[i].ptr = blocks[i].c;
}
sha256_multi_block(mctx, edges, n4x);
memset(blocks, 0, sizeof(blocks));
for (i = 0; i < x4; i++) {
# ifdef BSWAP4
blocks[i].d[0] = BSWAP4(mctx->A[i]);
mctx->A[i] = sctx->tail.h[0];
blocks[i].d[1] = BSWAP4(mctx->B[i]);
mctx->B[i] = sctx->tail.h[1];
blocks[i].d[2] = BSWAP4(mctx->C[i]);
mctx->C[i] = sctx->tail.h[2];
blocks[i].d[3] = BSWAP4(mctx->D[i]);
mctx->D[i] = sctx->tail.h[3];
blocks[i].d[4] = BSWAP4(mctx->E[i]);
mctx->E[i] = sctx->tail.h[4];
blocks[i].d[5] = BSWAP4(mctx->F[i]);
mctx->F[i] = sctx->tail.h[5];
blocks[i].d[6] = BSWAP4(mctx->G[i]);
mctx->G[i] = sctx->tail.h[6];
blocks[i].d[7] = BSWAP4(mctx->H[i]);
mctx->H[i] = sctx->tail.h[7];
blocks[i].c[32] = 0x80;
blocks[i].d[15] = BSWAP4((64 + 32) * 8);
# else
PUTU32(blocks[i].c + 0, mctx->A[i]);
mctx->A[i] = sctx->tail.h[0];
PUTU32(blocks[i].c + 4, mctx->B[i]);
mctx->B[i] = sctx->tail.h[1];
PUTU32(blocks[i].c + 8, mctx->C[i]);
mctx->C[i] = sctx->tail.h[2];
PUTU32(blocks[i].c + 12, mctx->D[i]);
mctx->D[i] = sctx->tail.h[3];
PUTU32(blocks[i].c + 16, mctx->E[i]);
mctx->E[i] = sctx->tail.h[4];
PUTU32(blocks[i].c + 20, mctx->F[i]);
mctx->F[i] = sctx->tail.h[5];
PUTU32(blocks[i].c + 24, mctx->G[i]);
mctx->G[i] = sctx->tail.h[6];
PUTU32(blocks[i].c + 28, mctx->H[i]);
mctx->H[i] = sctx->tail.h[7];
blocks[i].c[32] = 0x80;
PUTU32(blocks[i].c + 60, (64 + 32) * 8);
# endif
edges[i].ptr = blocks[i].c;
edges[i].blocks = 1;
}
sha256_multi_block(mctx, edges, n4x);
for (i = 0; i < x4; i++) {
unsigned int len = (i == (x4 - 1) ? last : frag), pad, j;
unsigned char *out0 = out;
memcpy(ciph_d[i].out, ciph_d[i].inp, len - processed);
ciph_d[i].inp = ciph_d[i].out;
out += 5 + 16 + len;
PUTU32(out + 0, mctx->A[i]);
PUTU32(out + 4, mctx->B[i]);
PUTU32(out + 8, mctx->C[i]);
PUTU32(out + 12, mctx->D[i]);
PUTU32(out + 16, mctx->E[i]);
PUTU32(out + 20, mctx->F[i]);
PUTU32(out + 24, mctx->G[i]);
PUTU32(out + 28, mctx->H[i]);
out += 32;
len += 32;
pad = 15 - len % 16;
for (j = 0; j <= pad; j++)
*(out++) = pad;
len += pad + 1;
ciph_d[i].blocks = (len - processed) / 16;
len += 16;
out0[0] = ((u8 *)sctx->md.data)[8];
out0[1] = ((u8 *)sctx->md.data)[9];
out0[2] = ((u8 *)sctx->md.data)[10];
out0[3] = (u8)(len >> 8);
out0[4] = (u8)(len);
ret += len + 5;
inp += frag;
}
aesni_multi_cbc_encrypt(ciph_d, &ctx->ks, n4x);
OPENSSL_cleanse(blocks, sizeof(blocks));
OPENSSL_cleanse(mctx, sizeof(*mctx));
ctx->multiblock_encrypt_len = ret;
return ret;
}
# endif
static int aesni_cbc_hmac_sha256_cipher(PROV_CIPHER_CTX *vctx,
unsigned char *out,
const unsigned char *in, size_t len)
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
PROV_AES_HMAC_SHA256_CTX *sctx = (PROV_AES_HMAC_SHA256_CTX *)vctx;
unsigned int l;
size_t plen = ctx->payload_length;
size_t iv = 0;
size_t aes_off = 0, blocks;
size_t sha_off = SHA256_CBLOCK - sctx->md.num;
ctx->payload_length = NO_PAYLOAD_LENGTH;
if (len % AES_BLOCK_SIZE)
return 0;
if (ctx->base.enc) {
if (plen == NO_PAYLOAD_LENGTH)
plen = len;
else if (len !=
((plen + SHA256_DIGEST_LENGTH +
AES_BLOCK_SIZE) & -AES_BLOCK_SIZE))
return 0;
else if (ctx->aux.tls_ver >= TLS1_1_VERSION)
iv = AES_BLOCK_SIZE;
if (((OPENSSL_ia32cap_P[2] & (1 << 29)) ||
((OPENSSL_ia32cap_P[1] & (1 << (60 - 32))) &&
((OPENSSL_ia32cap_P[1] & (1 << (43 - 32)))
| (OPENSSL_ia32cap_P[0] & (1 << 30))))) &&
plen > (sha_off + iv) &&
(blocks = (plen - (sha_off + iv)) / SHA256_CBLOCK)) {
sha256_update(&sctx->md, in + iv, sha_off);
(void)aesni_cbc_sha256_enc(in, out, blocks, &ctx->ks,
ctx->base.iv,
&sctx->md, in + iv + sha_off);
blocks *= SHA256_CBLOCK;
aes_off += blocks;
sha_off += blocks;
sctx->md.Nh += blocks >> 29;
sctx->md.Nl += blocks <<= 3;
if (sctx->md.Nl < (unsigned int)blocks)
sctx->md.Nh++;
} else {
sha_off = 0;
}
sha_off += iv;
sha256_update(&sctx->md, in + sha_off, plen - sha_off);
if (plen != len) {
if (in != out)
memcpy(out + aes_off, in + aes_off, plen - aes_off);
SHA256_Final(out + plen, &sctx->md);
sctx->md = sctx->tail;
sha256_update(&sctx->md, out + plen, SHA256_DIGEST_LENGTH);
SHA256_Final(out + plen, &sctx->md);
plen += SHA256_DIGEST_LENGTH;
for (l = len - plen - 1; plen < len; plen++)
out[plen] = l;
aesni_cbc_encrypt(out + aes_off, out + aes_off, len - aes_off,
&ctx->ks, ctx->base.iv, 1);
} else {
aesni_cbc_encrypt(in + aes_off, out + aes_off, len - aes_off,
&ctx->ks, ctx->base.iv, 1);
}
} else {
union {
unsigned int u[SHA256_DIGEST_LENGTH / sizeof(unsigned int)];
unsigned char c[64 + SHA256_DIGEST_LENGTH];
} mac, *pmac;
pmac = (void *)(((size_t)mac.c + 63) & ((size_t)0 - 64));
aesni_cbc_encrypt(in, out, len, &ctx->ks,
ctx->base.iv, 0);
if (plen != NO_PAYLOAD_LENGTH) {
size_t inp_len, mask, j, i;
unsigned int res, maxpad, pad, bitlen;
int ret = 1;
union {
unsigned int u[SHA_LBLOCK];
unsigned char c[SHA256_CBLOCK];
} *data = (void *)sctx->md.data;
if ((ctx->aux.tls_aad[plen - 4] << 8 | ctx->aux.tls_aad[plen - 3])
>= TLS1_1_VERSION)
iv = AES_BLOCK_SIZE;
if (len < (iv + SHA256_DIGEST_LENGTH + 1))
return 0;
out += iv;
len -= iv;
pad = out[len - 1];
maxpad = len - (SHA256_DIGEST_LENGTH + 1);
maxpad |= (255 - maxpad) >> (sizeof(maxpad) * 8 - 8);
maxpad &= 255;
mask = constant_time_ge(maxpad, pad);
ret &= mask;
pad = constant_time_select(mask, pad, maxpad);
inp_len = len - (SHA256_DIGEST_LENGTH + pad + 1);
ctx->aux.tls_aad[plen - 2] = inp_len >> 8;
ctx->aux.tls_aad[plen - 1] = inp_len;
sctx->md = sctx->head;
sha256_update(&sctx->md, ctx->aux.tls_aad, plen);
len -= SHA256_DIGEST_LENGTH;
if (len >= (256 + SHA256_CBLOCK)) {
j = (len - (256 + SHA256_CBLOCK)) & (0 - SHA256_CBLOCK);
j += SHA256_CBLOCK - sctx->md.num;
sha256_update(&sctx->md, out, j);
out += j;
len -= j;
inp_len -= j;
}
bitlen = sctx->md.Nl + (inp_len << 3);
# ifdef BSWAP4
bitlen = BSWAP4(bitlen);
# else
mac.c[0] = 0;
mac.c[1] = (unsigned char)(bitlen >> 16);
mac.c[2] = (unsigned char)(bitlen >> 8);
mac.c[3] = (unsigned char)bitlen;
bitlen = mac.u[0];
# endif
pmac->u[0] = 0;
pmac->u[1] = 0;
pmac->u[2] = 0;
pmac->u[3] = 0;
pmac->u[4] = 0;
pmac->u[5] = 0;
pmac->u[6] = 0;
pmac->u[7] = 0;
for (res = sctx->md.num, j = 0; j < len; j++) {
size_t c = out[j];
mask = (j - inp_len) >> (sizeof(j) * 8 - 8);
c &= mask;
c |= 0x80 & ~mask & ~((inp_len - j) >> (sizeof(j) * 8 - 8));
data->c[res++] = (unsigned char)c;
if (res != SHA256_CBLOCK)
continue;
mask = 0 - ((inp_len + 7 - j) >> (sizeof(j) * 8 - 1));
data->u[SHA_LBLOCK - 1] |= bitlen & mask;
sha256_block_data_order(&sctx->md, data, 1);
mask &= 0 - ((j - inp_len - 72) >> (sizeof(j) * 8 - 1));
pmac->u[0] |= sctx->md.h[0] & mask;
pmac->u[1] |= sctx->md.h[1] & mask;
pmac->u[2] |= sctx->md.h[2] & mask;
pmac->u[3] |= sctx->md.h[3] & mask;
pmac->u[4] |= sctx->md.h[4] & mask;
pmac->u[5] |= sctx->md.h[5] & mask;
pmac->u[6] |= sctx->md.h[6] & mask;
pmac->u[7] |= sctx->md.h[7] & mask;
res = 0;
}
for (i = res; i < SHA256_CBLOCK; i++, j++)
data->c[i] = 0;
if (res > SHA256_CBLOCK - 8) {
mask = 0 - ((inp_len + 8 - j) >> (sizeof(j) * 8 - 1));
data->u[SHA_LBLOCK - 1] |= bitlen & mask;
sha256_block_data_order(&sctx->md, data, 1);
mask &= 0 - ((j - inp_len - 73) >> (sizeof(j) * 8 - 1));
pmac->u[0] |= sctx->md.h[0] & mask;
pmac->u[1] |= sctx->md.h[1] & mask;
pmac->u[2] |= sctx->md.h[2] & mask;
pmac->u[3] |= sctx->md.h[3] & mask;
pmac->u[4] |= sctx->md.h[4] & mask;
pmac->u[5] |= sctx->md.h[5] & mask;
pmac->u[6] |= sctx->md.h[6] & mask;
pmac->u[7] |= sctx->md.h[7] & mask;
memset(data, 0, SHA256_CBLOCK);
j += 64;
}
data->u[SHA_LBLOCK - 1] = bitlen;
sha256_block_data_order(&sctx->md, data, 1);
mask = 0 - ((j - inp_len - 73) >> (sizeof(j) * 8 - 1));
pmac->u[0] |= sctx->md.h[0] & mask;
pmac->u[1] |= sctx->md.h[1] & mask;
pmac->u[2] |= sctx->md.h[2] & mask;
pmac->u[3] |= sctx->md.h[3] & mask;
pmac->u[4] |= sctx->md.h[4] & mask;
pmac->u[5] |= sctx->md.h[5] & mask;
pmac->u[6] |= sctx->md.h[6] & mask;
pmac->u[7] |= sctx->md.h[7] & mask;
# ifdef BSWAP4
pmac->u[0] = BSWAP4(pmac->u[0]);
pmac->u[1] = BSWAP4(pmac->u[1]);
pmac->u[2] = BSWAP4(pmac->u[2]);
pmac->u[3] = BSWAP4(pmac->u[3]);
pmac->u[4] = BSWAP4(pmac->u[4]);
pmac->u[5] = BSWAP4(pmac->u[5]);
pmac->u[6] = BSWAP4(pmac->u[6]);
pmac->u[7] = BSWAP4(pmac->u[7]);
# else
for (i = 0; i < 8; i++) {
res = pmac->u[i];
pmac->c[4 * i + 0] = (unsigned char)(res >> 24);
pmac->c[4 * i + 1] = (unsigned char)(res >> 16);
pmac->c[4 * i + 2] = (unsigned char)(res >> 8);
pmac->c[4 * i + 3] = (unsigned char)res;
}
# endif
len += SHA256_DIGEST_LENGTH;
sctx->md = sctx->tail;
sha256_update(&sctx->md, pmac->c, SHA256_DIGEST_LENGTH);
SHA256_Final(pmac->c, &sctx->md);
out += inp_len;
len -= inp_len;
{
unsigned char *p =
out + len - 1 - maxpad - SHA256_DIGEST_LENGTH;
size_t off = out - p;
unsigned int c, cmask;
for (res = 0, i = 0, j = 0;
j < maxpad + SHA256_DIGEST_LENGTH;
j++) {
c = p[j];
cmask =
((int)(j - off - SHA256_DIGEST_LENGTH)) >>
(sizeof(int) * 8 - 1);
res |= (c ^ pad) & ~cmask;
cmask &= ((int)(off - 1 - j)) >> (sizeof(int) * 8 - 1);
res |= (c ^ pmac->c[i]) & cmask;
i += 1 & cmask;
}
res = 0 - ((0 - res) >> (sizeof(res) * 8 - 1));
ret &= (int)~res;
}
return ret;
} else {
sha256_update(&sctx->md, out, len);
}
}
return 1;
}
static void aesni_cbc_hmac_sha256_set_mac_key(void *vctx,
const unsigned char *mackey,
size_t len)
{
PROV_AES_HMAC_SHA256_CTX *ctx = (PROV_AES_HMAC_SHA256_CTX *)vctx;
unsigned int i;
unsigned char hmac_key[64];
memset(hmac_key, 0, sizeof(hmac_key));
if (len > sizeof(hmac_key)) {
SHA256_Init(&ctx->head);
sha256_update(&ctx->head, mackey, len);
SHA256_Final(hmac_key, &ctx->head);
} else {
memcpy(hmac_key, mackey, len);
}
for (i = 0; i < sizeof(hmac_key); i++)
hmac_key[i] ^= 0x36;
SHA256_Init(&ctx->head);
sha256_update(&ctx->head, hmac_key, sizeof(hmac_key));
for (i = 0; i < sizeof(hmac_key); i++)
hmac_key[i] ^= 0x36 ^ 0x5c;
SHA256_Init(&ctx->tail);
sha256_update(&ctx->tail, hmac_key, sizeof(hmac_key));
OPENSSL_cleanse(hmac_key, sizeof(hmac_key));
}
static int aesni_cbc_hmac_sha256_set_tls1_aad(void *vctx,
unsigned char *aad_rec, int aad_len)
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
PROV_AES_HMAC_SHA256_CTX *sctx = (PROV_AES_HMAC_SHA256_CTX *)vctx;
unsigned char *p = aad_rec;
unsigned int len;
if (aad_len != EVP_AEAD_TLS1_AAD_LEN)
return -1;
len = p[aad_len - 2] << 8 | p[aad_len - 1];
if (ctx->base.enc) {
ctx->payload_length = len;
if ((ctx->aux.tls_ver =
p[aad_len - 4] << 8 | p[aad_len - 3]) >= TLS1_1_VERSION) {
if (len < AES_BLOCK_SIZE)
return 0;
len -= AES_BLOCK_SIZE;
p[aad_len - 2] = len >> 8;
p[aad_len - 1] = len;
}
sctx->md = sctx->head;
sha256_update(&sctx->md, p, aad_len);
ctx->tls_aad_pad = (int)(((len + SHA256_DIGEST_LENGTH +
AES_BLOCK_SIZE) & -AES_BLOCK_SIZE)
- len);
return 1;
} else {
memcpy(ctx->aux.tls_aad, p, aad_len);
ctx->payload_length = aad_len;
ctx->tls_aad_pad = SHA256_DIGEST_LENGTH;
return 1;
}
}
# if !defined(OPENSSL_NO_MULTIBLOCK)
static int aesni_cbc_hmac_sha256_tls1_multiblock_max_bufsize(
void *vctx)
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
OPENSSL_assert(ctx->multiblock_max_send_fragment != 0);
return (int)(5 + 16
+ (((int)ctx->multiblock_max_send_fragment + 32 + 16) & -16));
}
static int aesni_cbc_hmac_sha256_tls1_multiblock_aad(
void *vctx, EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM *param)
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
PROV_AES_HMAC_SHA256_CTX *sctx = (PROV_AES_HMAC_SHA256_CTX *)vctx;
unsigned int n4x = 1, x4;
unsigned int frag, last, packlen, inp_len;
inp_len = param->inp[11] << 8 | param->inp[12];
if (ctx->base.enc) {
if ((param->inp[9] << 8 | param->inp[10]) < TLS1_1_VERSION)
return -1;
if (inp_len) {
if (inp_len < 4096)
return 0;
if (inp_len >= 8192 && OPENSSL_ia32cap_P[2] & (1 << 5))
n4x = 2;
} else if ((n4x = param->interleave / 4) && n4x <= 2)
inp_len = param->len;
else
return -1;
sctx->md = sctx->head;
sha256_update(&sctx->md, param->inp, 13);
x4 = 4 * n4x;
n4x += 1;
frag = inp_len >> n4x;
last = inp_len + frag - (frag << n4x);
if (last > frag && ((last + 13 + 9) % 64 < (x4 - 1))) {
frag++;
last -= x4 - 1;
}
packlen = 5 + 16 + ((frag + 32 + 16) & -16);
packlen = (packlen << n4x) - packlen;
packlen += 5 + 16 + ((last + 32 + 16) & -16);
param->interleave = x4;
ctx->multiblock_interleave = x4;
ctx->multiblock_aad_packlen = packlen;
return 1;
}
return -1;
}
static int aesni_cbc_hmac_sha256_tls1_multiblock_encrypt(
void *ctx, EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM *param)
{
return (int)tls1_multi_block_encrypt(ctx, param->out,
param->inp, param->len,
param->interleave / 4);
}
# endif
static const PROV_CIPHER_HW_AES_HMAC_SHA cipher_hw_aes_hmac_sha256 = {
{
aesni_cbc_hmac_sha256_init_key,
aesni_cbc_hmac_sha256_cipher
},
aesni_cbc_hmac_sha256_set_mac_key,
aesni_cbc_hmac_sha256_set_tls1_aad,
# if !defined(OPENSSL_NO_MULTIBLOCK)
aesni_cbc_hmac_sha256_tls1_multiblock_max_bufsize,
aesni_cbc_hmac_sha256_tls1_multiblock_aad,
aesni_cbc_hmac_sha256_tls1_multiblock_encrypt
# endif
};
const PROV_CIPHER_HW_AES_HMAC_SHA *ossl_prov_cipher_hw_aes_cbc_hmac_sha256(void)
{
return &cipher_hw_aes_hmac_sha256;
}
#endif
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_cbc_hmac_sha256_hw.c | openssl |
#include "cipher_aria_gcm.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static void *aria_gcm_newctx(void *provctx, size_t keybits)
{
PROV_ARIA_GCM_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ossl_gcm_initctx(provctx, &ctx->base, keybits,
ossl_prov_aria_hw_gcm(keybits));
return ctx;
}
static void *aria_gcm_dupctx(void *provctx)
{
PROV_ARIA_GCM_CTX *ctx = provctx;
PROV_ARIA_GCM_CTX *dctx = NULL;
if (ctx == NULL)
return NULL;
dctx = OPENSSL_memdup(ctx, sizeof(*ctx));
if (dctx != NULL && dctx->base.gcm.key != NULL)
dctx->base.gcm.key = &dctx->ks.ks;
return dctx;
}
static OSSL_FUNC_cipher_freectx_fn aria_gcm_freectx;
static void aria_gcm_freectx(void *vctx)
{
PROV_ARIA_GCM_CTX *ctx = (PROV_ARIA_GCM_CTX *)vctx;
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
IMPLEMENT_aead_cipher(aria, gcm, GCM, AEAD_FLAGS, 128, 8, 96);
IMPLEMENT_aead_cipher(aria, gcm, GCM, AEAD_FLAGS, 192, 8, 96);
IMPLEMENT_aead_cipher(aria, gcm, GCM, AEAD_FLAGS, 256, 8, 96);
| ciphers | openssl/providers/implementations/ciphers/cipher_aria_gcm.c | openssl |
#include "internal/deprecated.h"
#include "cipher_aes_siv.h"
static void aes_siv_cleanup(void *vctx);
static int aes_siv_initkey(void *vctx, const unsigned char *key, size_t keylen)
{
PROV_AES_SIV_CTX *ctx = (PROV_AES_SIV_CTX *)vctx;
SIV128_CONTEXT *sctx = &ctx->siv;
size_t klen = keylen / 2;
OSSL_LIB_CTX *libctx = ctx->libctx;
const char *propq = NULL;
EVP_CIPHER_free(ctx->cbc);
EVP_CIPHER_free(ctx->ctr);
ctx->cbc = NULL;
ctx->ctr = NULL;
switch (klen) {
case 16:
ctx->cbc = EVP_CIPHER_fetch(libctx, "AES-128-CBC", propq);
ctx->ctr = EVP_CIPHER_fetch(libctx, "AES-128-CTR", propq);
break;
case 24:
ctx->cbc = EVP_CIPHER_fetch(libctx, "AES-192-CBC", propq);
ctx->ctr = EVP_CIPHER_fetch(libctx, "AES-192-CTR", propq);
break;
case 32:
ctx->cbc = EVP_CIPHER_fetch(libctx, "AES-256-CBC", propq);
ctx->ctr = EVP_CIPHER_fetch(libctx, "AES-256-CTR", propq);
break;
default:
break;
}
if (ctx->cbc == NULL || ctx->ctr == NULL)
return 0;
return ossl_siv128_init(sctx, key, klen, ctx->cbc, ctx->ctr, libctx,
propq);
}
static int aes_siv_dupctx(void *in_vctx, void *out_vctx)
{
PROV_AES_SIV_CTX *in = (PROV_AES_SIV_CTX *)in_vctx;
PROV_AES_SIV_CTX *out = (PROV_AES_SIV_CTX *)out_vctx;
*out = *in;
out->siv.cipher_ctx = NULL;
out->siv.mac_ctx_init = NULL;
out->siv.mac = NULL;
if (!ossl_siv128_copy_ctx(&out->siv, &in->siv))
return 0;
if (out->cbc != NULL)
EVP_CIPHER_up_ref(out->cbc);
if (out->ctr != NULL)
EVP_CIPHER_up_ref(out->ctr);
return 1;
}
static int aes_siv_settag(void *vctx, const unsigned char *tag, size_t tagl)
{
PROV_AES_SIV_CTX *ctx = (PROV_AES_SIV_CTX *)vctx;
SIV128_CONTEXT *sctx = &ctx->siv;
return ossl_siv128_set_tag(sctx, tag, tagl);
}
static void aes_siv_setspeed(void *vctx, int speed)
{
PROV_AES_SIV_CTX *ctx = (PROV_AES_SIV_CTX *)vctx;
SIV128_CONTEXT *sctx = &ctx->siv;
ossl_siv128_speed(sctx, (int)speed);
}
static void aes_siv_cleanup(void *vctx)
{
PROV_AES_SIV_CTX *ctx = (PROV_AES_SIV_CTX *)vctx;
SIV128_CONTEXT *sctx = &ctx->siv;
ossl_siv128_cleanup(sctx);
EVP_CIPHER_free(ctx->cbc);
EVP_CIPHER_free(ctx->ctr);
}
static int aes_siv_cipher(void *vctx, unsigned char *out,
const unsigned char *in, size_t len)
{
PROV_AES_SIV_CTX *ctx = (PROV_AES_SIV_CTX *)vctx;
SIV128_CONTEXT *sctx = &ctx->siv;
if (in == NULL)
return ossl_siv128_finish(sctx) == 0;
if (out == NULL)
return (ossl_siv128_aad(sctx, in, len) == 1);
if (ctx->enc)
return ossl_siv128_encrypt(sctx, in, out, len) > 0;
return ossl_siv128_decrypt(sctx, in, out, len) > 0;
}
static const PROV_CIPHER_HW_AES_SIV aes_siv_hw =
{
aes_siv_initkey,
aes_siv_cipher,
aes_siv_setspeed,
aes_siv_settag,
aes_siv_cleanup,
aes_siv_dupctx,
};
const PROV_CIPHER_HW_AES_SIV *ossl_prov_cipher_hw_aes_siv(size_t keybits)
{
return &aes_siv_hw;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_siv_hw.c | openssl |
#include <openssl/proverr.h>
#include "prov/ciphercommon.h"
#include "prov/ciphercommon_ccm.h"
#include "prov/providercommon.h"
static int ccm_cipher_internal(PROV_CCM_CTX *ctx, unsigned char *out,
size_t *padlen, const unsigned char *in,
size_t len);
static int ccm_tls_init(PROV_CCM_CTX *ctx, unsigned char *aad, size_t alen)
{
size_t len;
if (!ossl_prov_is_running() || alen != EVP_AEAD_TLS1_AAD_LEN)
return 0;
memcpy(ctx->buf, aad, alen);
ctx->tls_aad_len = alen;
len = ctx->buf[alen - 2] << 8 | ctx->buf[alen - 1];
if (len < EVP_CCM_TLS_EXPLICIT_IV_LEN)
return 0;
len -= EVP_CCM_TLS_EXPLICIT_IV_LEN;
if (!ctx->enc) {
if (len < ctx->m)
return 0;
len -= ctx->m;
}
ctx->buf[alen - 2] = (unsigned char)(len >> 8);
ctx->buf[alen - 1] = (unsigned char)(len & 0xff);
return ctx->m;
}
static int ccm_tls_iv_set_fixed(PROV_CCM_CTX *ctx, unsigned char *fixed,
size_t flen)
{
if (flen != EVP_CCM_TLS_FIXED_IV_LEN)
return 0;
memcpy(ctx->iv, fixed, flen);
return 1;
}
static size_t ccm_get_ivlen(PROV_CCM_CTX *ctx)
{
return 15 - ctx->l;
}
int ossl_ccm_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_CCM_CTX *ctx = (PROV_CCM_CTX *)vctx;
const OSSL_PARAM *p;
size_t sz;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_TAG);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if ((p->data_size & 1) || (p->data_size < 4) || p->data_size > 16) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_TAG_LENGTH);
return 0;
}
if (p->data != NULL) {
if (ctx->enc) {
ERR_raise(ERR_LIB_PROV, PROV_R_TAG_NOT_NEEDED);
return 0;
}
memcpy(ctx->buf, p->data, p->data_size);
ctx->tag_set = 1;
}
ctx->m = p->data_size;
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_IVLEN);
if (p != NULL) {
size_t ivlen;
if (!OSSL_PARAM_get_size_t(p, &sz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
ivlen = 15 - sz;
if (ivlen < 2 || ivlen > 8) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
if (ctx->l != ivlen) {
ctx->l = ivlen;
ctx->iv_set = 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_TLS1_AAD);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
sz = ccm_tls_init(ctx, p->data, p->data_size);
if (sz == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_DATA);
return 0;
}
ctx->tls_aad_pad_sz = sz;
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_TLS1_IV_FIXED);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (ccm_tls_iv_set_fixed(ctx, p->data, p->data_size) == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
}
return 1;
}
int ossl_ccm_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_CCM_CTX *ctx = (PROV_CCM_CTX *)vctx;
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ccm_get_ivlen(ctx))) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TAGLEN);
if (p != NULL) {
size_t m = ctx->m;
if (!OSSL_PARAM_set_size_t(p, m)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IV);
if (p != NULL) {
if (ccm_get_ivlen(ctx) > p->data_size) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
if (!OSSL_PARAM_set_octet_string(p, ctx->iv, p->data_size)
&& !OSSL_PARAM_set_octet_ptr(p, &ctx->iv, p->data_size)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_UPDATED_IV);
if (p != NULL) {
if (ccm_get_ivlen(ctx) > p->data_size) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
if (!OSSL_PARAM_set_octet_string(p, ctx->iv, p->data_size)
&& !OSSL_PARAM_set_octet_ptr(p, &ctx->iv, p->data_size)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TLS1_AAD_PAD);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->tls_aad_pad_sz)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TAG);
if (p != NULL) {
if (!ctx->enc || !ctx->tag_set) {
ERR_raise(ERR_LIB_PROV, PROV_R_TAG_NOT_SET);
return 0;
}
if (p->data_type != OSSL_PARAM_OCTET_STRING) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
if (!ctx->hw->gettag(ctx, p->data, p->data_size))
return 0;
ctx->tag_set = 0;
ctx->iv_set = 0;
ctx->len_set = 0;
}
return 1;
}
static int ccm_init(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[], int enc)
{
PROV_CCM_CTX *ctx = (PROV_CCM_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
ctx->enc = enc;
if (iv != NULL) {
if (ivlen != ccm_get_ivlen(ctx)) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
memcpy(ctx->iv, iv, ivlen);
ctx->iv_set = 1;
}
if (key != NULL) {
if (keylen != ctx->keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (!ctx->hw->setkey(ctx, key, keylen))
return 0;
}
return ossl_ccm_set_ctx_params(ctx, params);
}
int ossl_ccm_einit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return ccm_init(vctx, key, keylen, iv, ivlen, params, 1);
}
int ossl_ccm_dinit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return ccm_init(vctx, key, keylen, iv, ivlen, params, 0);
}
int ossl_ccm_stream_update(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in,
size_t inl)
{
PROV_CCM_CTX *ctx = (PROV_CCM_CTX *)vctx;
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!ccm_cipher_internal(ctx, out, outl, in, inl)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
return 1;
}
int ossl_ccm_stream_final(void *vctx, unsigned char *out, size_t *outl,
size_t outsize)
{
PROV_CCM_CTX *ctx = (PROV_CCM_CTX *)vctx;
int i;
if (!ossl_prov_is_running())
return 0;
i = ccm_cipher_internal(ctx, out, outl, NULL, 0);
if (i <= 0)
return 0;
*outl = 0;
return 1;
}
int ossl_ccm_cipher(void *vctx, unsigned char *out, size_t *outl, size_t outsize,
const unsigned char *in, size_t inl)
{
PROV_CCM_CTX *ctx = (PROV_CCM_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (ccm_cipher_internal(ctx, out, outl, in, inl) <= 0)
return 0;
*outl = inl;
return 1;
}
static int ccm_set_iv(PROV_CCM_CTX *ctx, size_t mlen)
{
const PROV_CCM_HW *hw = ctx->hw;
if (!hw->setiv(ctx, ctx->iv, ccm_get_ivlen(ctx), mlen))
return 0;
ctx->len_set = 1;
return 1;
}
static int ccm_tls_cipher(PROV_CCM_CTX *ctx,
unsigned char *out, size_t *padlen,
const unsigned char *in, size_t len)
{
int rv = 0;
size_t olen = 0;
if (!ossl_prov_is_running())
goto err;
if (in == NULL || out != in || len < EVP_CCM_TLS_EXPLICIT_IV_LEN + ctx->m)
goto err;
if (ctx->enc)
memcpy(out, ctx->buf, EVP_CCM_TLS_EXPLICIT_IV_LEN);
memcpy(ctx->iv + EVP_CCM_TLS_FIXED_IV_LEN, in, EVP_CCM_TLS_EXPLICIT_IV_LEN);
len -= EVP_CCM_TLS_EXPLICIT_IV_LEN + ctx->m;
if (!ccm_set_iv(ctx, len))
goto err;
if (!ctx->hw->setaad(ctx, ctx->buf, ctx->tls_aad_len))
goto err;
in += EVP_CCM_TLS_EXPLICIT_IV_LEN;
out += EVP_CCM_TLS_EXPLICIT_IV_LEN;
if (ctx->enc) {
if (!ctx->hw->auth_encrypt(ctx, in, out, len, out + len, ctx->m))
goto err;
olen = len + EVP_CCM_TLS_EXPLICIT_IV_LEN + ctx->m;
} else {
if (!ctx->hw->auth_decrypt(ctx, in, out, len,
(unsigned char *)in + len, ctx->m))
goto err;
olen = len;
}
rv = 1;
err:
*padlen = olen;
return rv;
}
static int ccm_cipher_internal(PROV_CCM_CTX *ctx, unsigned char *out,
size_t *padlen, const unsigned char *in,
size_t len)
{
int rv = 0;
size_t olen = 0;
const PROV_CCM_HW *hw = ctx->hw;
if (!ctx->key_set)
return 0;
if (ctx->tls_aad_len != UNINITIALISED_SIZET)
return ccm_tls_cipher(ctx, out, padlen, in, len);
if (in == NULL && out != NULL)
goto finish;
if (!ctx->iv_set)
goto err;
if (out == NULL) {
if (in == NULL) {
if (!ccm_set_iv(ctx, len))
goto err;
} else {
if (!ctx->len_set && len)
goto err;
if (!hw->setaad(ctx, in, len))
goto err;
}
} else {
if (!ctx->len_set && !ccm_set_iv(ctx, len))
goto err;
if (ctx->enc) {
if (!hw->auth_encrypt(ctx, in, out, len, NULL, 0))
goto err;
ctx->tag_set = 1;
} else {
if (!ctx->tag_set)
goto err;
if (!hw->auth_decrypt(ctx, in, out, len, ctx->buf, ctx->m))
goto err;
ctx->iv_set = 0;
ctx->tag_set = 0;
ctx->len_set = 0;
}
}
olen = len;
finish:
rv = 1;
err:
*padlen = olen;
return rv;
}
void ossl_ccm_initctx(PROV_CCM_CTX *ctx, size_t keybits, const PROV_CCM_HW *hw)
{
ctx->keylen = keybits / 8;
ctx->key_set = 0;
ctx->iv_set = 0;
ctx->tag_set = 0;
ctx->len_set = 0;
ctx->l = 8;
ctx->m = 12;
ctx->tls_aad_len = UNINITIALISED_SIZET;
ctx->hw = hw;
}
| ciphers | openssl/providers/implementations/ciphers/ciphercommon_ccm.c | openssl |
#include <openssl/proverr.h>
#include "cipher_sm4_xts.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define SM4_XTS_FLAGS PROV_CIPHER_FLAG_CUSTOM_IV
#define SM4_XTS_IV_BITS 128
#define SM4_XTS_BLOCK_BITS 8
static OSSL_FUNC_cipher_encrypt_init_fn sm4_xts_einit;
static OSSL_FUNC_cipher_decrypt_init_fn sm4_xts_dinit;
static OSSL_FUNC_cipher_update_fn sm4_xts_stream_update;
static OSSL_FUNC_cipher_final_fn sm4_xts_stream_final;
static OSSL_FUNC_cipher_cipher_fn sm4_xts_cipher;
static OSSL_FUNC_cipher_freectx_fn sm4_xts_freectx;
static OSSL_FUNC_cipher_dupctx_fn sm4_xts_dupctx;
static OSSL_FUNC_cipher_set_ctx_params_fn sm4_xts_set_ctx_params;
static OSSL_FUNC_cipher_settable_ctx_params_fn sm4_xts_settable_ctx_params;
static int sm4_xts_init(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[], int enc)
{
PROV_SM4_XTS_CTX *xctx = (PROV_SM4_XTS_CTX *)vctx;
PROV_CIPHER_CTX *ctx = &xctx->base;
if (!ossl_prov_is_running())
return 0;
ctx->enc = enc;
if (iv != NULL) {
if (!ossl_cipher_generic_initiv(vctx, iv, ivlen))
return 0;
}
if (key != NULL) {
if (keylen != ctx->keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (!ctx->hw->init(ctx, key, keylen))
return 0;
}
return sm4_xts_set_ctx_params(xctx, params);
}
static int sm4_xts_einit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return sm4_xts_init(vctx, key, keylen, iv, ivlen, params, 1);
}
static int sm4_xts_dinit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return sm4_xts_init(vctx, key, keylen, iv, ivlen, params, 0);
}
static void *sm4_xts_newctx(void *provctx, unsigned int mode, uint64_t flags,
size_t kbits, size_t blkbits, size_t ivbits)
{
PROV_SM4_XTS_CTX *ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL) {
ossl_cipher_generic_initkey(&ctx->base, kbits, blkbits, ivbits, mode,
flags, ossl_prov_cipher_hw_sm4_xts(kbits),
NULL);
}
return ctx;
}
static void sm4_xts_freectx(void *vctx)
{
PROV_SM4_XTS_CTX *ctx = (PROV_SM4_XTS_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *sm4_xts_dupctx(void *vctx)
{
PROV_SM4_XTS_CTX *in = (PROV_SM4_XTS_CTX *)vctx;
PROV_SM4_XTS_CTX *ret = NULL;
if (!ossl_prov_is_running())
return NULL;
if (in->xts.key1 != NULL) {
if (in->xts.key1 != &in->ks1)
return NULL;
}
if (in->xts.key2 != NULL) {
if (in->xts.key2 != &in->ks2)
return NULL;
}
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
in->base.hw->copyctx(&ret->base, &in->base);
return ret;
}
static int sm4_xts_cipher(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in, size_t inl)
{
PROV_SM4_XTS_CTX *ctx = (PROV_SM4_XTS_CTX *)vctx;
if (!ossl_prov_is_running()
|| ctx->xts.key1 == NULL
|| ctx->xts.key2 == NULL
|| !ctx->base.iv_set
|| out == NULL
|| in == NULL
|| inl < SM4_BLOCK_SIZE)
return 0;
if (inl > XTS_MAX_BLOCKS_PER_DATA_UNIT * SM4_BLOCK_SIZE) {
ERR_raise(ERR_LIB_PROV, PROV_R_XTS_DATA_UNIT_IS_TOO_LARGE);
return 0;
}
if (ctx->xts_standard) {
if (ctx->stream != NULL)
(*ctx->stream)(in, out, inl, ctx->xts.key1, ctx->xts.key2,
ctx->base.iv, ctx->base.enc);
else if (CRYPTO_xts128_encrypt(&ctx->xts, ctx->base.iv, in, out, inl,
ctx->base.enc))
return 0;
} else {
if (ctx->stream_gb != NULL)
(*ctx->stream_gb)(in, out, inl, ctx->xts.key1, ctx->xts.key2,
ctx->base.iv, ctx->base.enc);
else if (ossl_crypto_xts128gb_encrypt(&ctx->xts, ctx->base.iv, in, out,
inl, ctx->base.enc))
return 0;
}
*outl = inl;
return 1;
}
static int sm4_xts_stream_update(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in,
size_t inl)
{
PROV_SM4_XTS_CTX *ctx = (PROV_SM4_XTS_CTX *)vctx;
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!sm4_xts_cipher(ctx, out, outl, outsize, in, inl)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
return 1;
}
static int sm4_xts_stream_final(void *vctx, unsigned char *out, size_t *outl,
size_t outsize)
{
if (!ossl_prov_is_running())
return 0;
*outl = 0;
return 1;
}
static const OSSL_PARAM sm4_xts_known_settable_ctx_params[] = {
OSSL_PARAM_utf8_string(OSSL_CIPHER_PARAM_XTS_STANDARD, NULL, 0),
OSSL_PARAM_END
};
static const OSSL_PARAM *sm4_xts_settable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return sm4_xts_known_settable_ctx_params;
}
static int sm4_xts_set_ctx_params(void *vxctx, const OSSL_PARAM params[])
{
PROV_SM4_XTS_CTX *xctx = (PROV_SM4_XTS_CTX *)vxctx;
const OSSL_PARAM *p;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_XTS_STANDARD);
if (p != NULL) {
const char *xts_standard = NULL;
if (p->data_type != OSSL_PARAM_UTF8_STRING)
return 0;
if (!OSSL_PARAM_get_utf8_string_ptr(p, &xts_standard)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (OPENSSL_strcasecmp(xts_standard, "GB") == 0) {
xctx->xts_standard = 0;
} else if (OPENSSL_strcasecmp(xts_standard, "IEEE") == 0) {
xctx->xts_standard = 1;
} else {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
return 1;
}
#define IMPLEMENT_cipher(lcmode, UCMODE, kbits, flags) \
static OSSL_FUNC_cipher_get_params_fn sm4_##kbits##_##lcmode##_get_params; \
static int sm4_##kbits##_##lcmode##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \
flags, 2 * kbits, SM4_XTS_BLOCK_BITS,\
SM4_XTS_IV_BITS); \
} \
static OSSL_FUNC_cipher_newctx_fn sm4_##kbits##_xts_newctx; \
static void *sm4_##kbits##_xts_newctx(void *provctx) \
{ \
return sm4_xts_newctx(provctx, EVP_CIPH_##UCMODE##_MODE, flags, 2 * kbits, \
SM4_XTS_BLOCK_BITS, SM4_XTS_IV_BITS); \
} \
const OSSL_DISPATCH ossl_sm4##kbits##xts_functions[] = { \
{ OSSL_FUNC_CIPHER_NEWCTX, (void (*)(void))sm4_##kbits##_xts_newctx }, \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))sm4_xts_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))sm4_xts_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))sm4_xts_stream_update }, \
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))sm4_xts_stream_final }, \
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))sm4_xts_cipher }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))sm4_xts_freectx }, \
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))sm4_xts_dupctx }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, \
(void (*)(void))sm4_##kbits##_##lcmode##_get_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void))sm4_xts_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void))sm4_xts_settable_ctx_params }, \
OSSL_DISPATCH_END \
}
IMPLEMENT_cipher(xts, XTS, 128, SM4_XTS_FLAGS);
| ciphers | openssl/providers/implementations/ciphers/cipher_sm4_xts.c | openssl |
#include "internal/deprecated.h"
#include "cipher_aes_ccm.h"
#define AES_HW_CCM_SET_KEY_FN(fn_set_enc_key, fn_blk, fn_ccm_enc, fn_ccm_dec) \
fn_set_enc_key(key, keylen * 8, &actx->ccm.ks.ks); \
CRYPTO_ccm128_init(&ctx->ccm_ctx, ctx->m, ctx->l, &actx->ccm.ks.ks, \
(block128_f)fn_blk); \
ctx->str = ctx->enc ? (ccm128_f)fn_ccm_enc : (ccm128_f)fn_ccm_dec; \
ctx->key_set = 1;
static int ccm_generic_aes_initkey(PROV_CCM_CTX *ctx, const unsigned char *key,
size_t keylen)
{
PROV_AES_CCM_CTX *actx = (PROV_AES_CCM_CTX *)ctx;
#ifdef HWAES_CAPABLE
if (HWAES_CAPABLE) {
AES_HW_CCM_SET_KEY_FN(HWAES_set_encrypt_key, HWAES_encrypt, NULL, NULL);
} else
#endif
#ifdef VPAES_CAPABLE
if (VPAES_CAPABLE) {
AES_HW_CCM_SET_KEY_FN(vpaes_set_encrypt_key, vpaes_encrypt, NULL, NULL);
} else
#endif
{
AES_HW_CCM_SET_KEY_FN(AES_set_encrypt_key, AES_encrypt, NULL, NULL)
}
return 1;
}
static const PROV_CCM_HW aes_ccm = {
ccm_generic_aes_initkey,
ossl_ccm_generic_setiv,
ossl_ccm_generic_setaad,
ossl_ccm_generic_auth_encrypt,
ossl_ccm_generic_auth_decrypt,
ossl_ccm_generic_gettag
};
#if defined(S390X_aes_128_CAPABLE)
# include "cipher_aes_ccm_hw_s390x.inc"
#elif defined(AESNI_CAPABLE)
# include "cipher_aes_ccm_hw_aesni.inc"
#elif defined(SPARC_AES_CAPABLE)
# include "cipher_aes_ccm_hw_t4.inc"
#elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 64
# include "cipher_aes_ccm_hw_rv64i.inc"
#elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 32
# include "cipher_aes_ccm_hw_rv32i.inc"
#else
const PROV_CCM_HW *ossl_prov_aes_hw_ccm(size_t keybits)
{
return &aes_ccm;
}
#endif
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_ccm_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_blowfish.h"
static int cipher_hw_blowfish_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_BLOWFISH_CTX *bctx = (PROV_BLOWFISH_CTX *)ctx;
BF_set_key(&bctx->ks.ks, keylen, key);
return 1;
}
# define PROV_CIPHER_HW_blowfish_mode(mode, UCMODE) \
IMPLEMENT_CIPHER_HW_##UCMODE(mode, blowfish, PROV_BLOWFISH_CTX, BF_KEY, \
BF_##mode) \
static const PROV_CIPHER_HW bf_##mode = { \
cipher_hw_blowfish_initkey, \
cipher_hw_blowfish_##mode##_cipher \
}; \
const PROV_CIPHER_HW *ossl_prov_cipher_hw_blowfish_##mode(size_t keybits) \
{ \
return &bf_##mode; \
}
PROV_CIPHER_HW_blowfish_mode(cbc, CBC)
PROV_CIPHER_HW_blowfish_mode(ecb, ECB)
PROV_CIPHER_HW_blowfish_mode(ofb64, OFB)
PROV_CIPHER_HW_blowfish_mode(cfb64, CFB)
| ciphers | openssl/providers/implementations/ciphers/cipher_blowfish_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_aes_xts.h"
#ifdef FIPS_MODULE
const int ossl_aes_xts_allow_insecure_decrypt = 0;
#else
const int ossl_aes_xts_allow_insecure_decrypt = 1;
#endif
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_xts_fips.c | openssl |
#include "internal/deprecated.h"
#include <openssl/proverr.h>
#include "cipher_rc5.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define RC5_FLAGS PROV_CIPHER_FLAG_VARIABLE_LENGTH
static OSSL_FUNC_cipher_encrypt_init_fn rc5_einit;
static OSSL_FUNC_cipher_decrypt_init_fn rc5_dinit;
static OSSL_FUNC_cipher_freectx_fn rc5_freectx;
static OSSL_FUNC_cipher_dupctx_fn rc5_dupctx;
OSSL_FUNC_cipher_gettable_ctx_params_fn rc5_gettable_ctx_params;
OSSL_FUNC_cipher_settable_ctx_params_fn rc5_settable_ctx_params;
static OSSL_FUNC_cipher_set_ctx_params_fn rc5_set_ctx_params;
static void rc5_freectx(void *vctx)
{
PROV_RC5_CTX *ctx = (PROV_RC5_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *rc5_dupctx(void *ctx)
{
PROV_RC5_CTX *in = (PROV_RC5_CTX *)ctx;
PROV_RC5_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
ret = OPENSSL_malloc(sizeof(*ret));
if (ret == NULL)
return NULL;
*ret = *in;
return ret;
}
static int rc5_einit(void *ctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
if (!ossl_cipher_generic_einit(ctx, key, keylen, iv, ivlen, NULL))
return 0;
return rc5_set_ctx_params(ctx, params);
}
static int rc5_dinit(void *ctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
if (!ossl_cipher_generic_dinit(ctx, key, keylen, iv, ivlen, NULL))
return 0;
return rc5_set_ctx_params(ctx, params);
}
static int rc5_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_RC5_CTX *ctx = (PROV_RC5_CTX *)vctx;
const OSSL_PARAM *p;
if (params == NULL)
return 1;
if (!ossl_cipher_var_keylen_set_ctx_params(vctx, params))
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_ROUNDS);
if (p != NULL) {
unsigned int rounds;
if (!OSSL_PARAM_get_uint(p, &rounds)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (rounds != RC5_8_ROUNDS
&& rounds != RC5_12_ROUNDS
&& rounds != RC5_16_ROUNDS) {
ERR_raise(ERR_LIB_PROV, PROV_R_UNSUPPORTED_NUMBER_OF_ROUNDS);
return 0;
}
ctx->rounds = rounds;
}
return 1;
}
CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_START(rc5)
OSSL_PARAM_uint(OSSL_CIPHER_PARAM_ROUNDS, NULL),
CIPHER_DEFAULT_GETTABLE_CTX_PARAMS_END(rc5)
CIPHER_DEFAULT_SETTABLE_CTX_PARAMS_START(rc5)
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_uint(OSSL_CIPHER_PARAM_ROUNDS, NULL),
CIPHER_DEFAULT_SETTABLE_CTX_PARAMS_END(rc5)
static int rc5_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_RC5_CTX *ctx = (PROV_RC5_CTX *)vctx;
OSSL_PARAM *p;
if (!ossl_cipher_generic_get_ctx_params(vctx, params))
return 0;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_ROUNDS);
if (p != NULL && !OSSL_PARAM_set_uint(p, ctx->rounds)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
return 1;
}
#define IMPLEMENT_cipher(alg, UCALG, lcmode, UCMODE, flags, kbits, \
blkbits, ivbits, typ) \
static OSSL_FUNC_cipher_get_params_fn alg##_##kbits##_##lcmode##_get_params; \
static int alg##_##kbits##_##lcmode##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \
flags, kbits, blkbits, ivbits); \
} \
static OSSL_FUNC_cipher_newctx_fn alg##_##kbits##_##lcmode##_newctx; \
static void *alg##_##kbits##_##lcmode##_newctx(void *provctx) \
{ \
PROV_##UCALG##_CTX *ctx; \
if (!ossl_prov_is_running()) \
return NULL; \
ctx = OPENSSL_zalloc(sizeof(*ctx)); \
if (ctx != NULL) { \
ossl_cipher_generic_initkey(ctx, kbits, blkbits, ivbits, \
EVP_CIPH_##UCMODE##_MODE, flags, \
ossl_prov_cipher_hw_##alg##_##lcmode(kbits),\
NULL); \
ctx->rounds = RC5_12_ROUNDS; \
} \
return ctx; \
} \
const OSSL_DISPATCH ossl_##alg##kbits##lcmode##_functions[] = { \
{ OSSL_FUNC_CIPHER_NEWCTX, \
(void (*)(void)) alg##_##kbits##_##lcmode##_newctx }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void)) alg##_freectx }, \
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void)) alg##_dupctx }, \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))rc5_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))rc5_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))ossl_cipher_generic_##typ##_update },\
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))ossl_cipher_generic_##typ##_final }, \
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))ossl_cipher_generic_cipher }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, \
(void (*)(void)) alg##_##kbits##_##lcmode##_get_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \
(void (*)(void))rc5_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void))rc5_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void))rc5_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void))rc5_settable_ctx_params }, \
OSSL_DISPATCH_END \
};
IMPLEMENT_cipher(rc5, RC5, ecb, ECB, RC5_FLAGS, 128, 64, 0, block)
IMPLEMENT_cipher(rc5, RC5, cbc, CBC, RC5_FLAGS, 128, 64, 64, block)
IMPLEMENT_cipher(rc5, RC5, ofb64, OFB, RC5_FLAGS, 128, 8, 64, stream)
IMPLEMENT_cipher(rc5, RC5, cfb64, CFB, RC5_FLAGS, 128, 8, 64, stream)
| ciphers | openssl/providers/implementations/ciphers/cipher_rc5.c | openssl |
#include <openssl/proverr.h>
#include "cipher_chacha20.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define CHACHA20_KEYLEN (CHACHA_KEY_SIZE)
#define CHACHA20_BLKLEN (1)
#define CHACHA20_IVLEN (CHACHA_CTR_SIZE)
#define CHACHA20_FLAGS (PROV_CIPHER_FLAG_CUSTOM_IV)
static OSSL_FUNC_cipher_newctx_fn chacha20_newctx;
static OSSL_FUNC_cipher_freectx_fn chacha20_freectx;
static OSSL_FUNC_cipher_dupctx_fn chacha20_dupctx;
static OSSL_FUNC_cipher_get_params_fn chacha20_get_params;
static OSSL_FUNC_cipher_get_ctx_params_fn chacha20_get_ctx_params;
static OSSL_FUNC_cipher_set_ctx_params_fn chacha20_set_ctx_params;
static OSSL_FUNC_cipher_gettable_ctx_params_fn chacha20_gettable_ctx_params;
static OSSL_FUNC_cipher_settable_ctx_params_fn chacha20_settable_ctx_params;
#define chacha20_cipher ossl_cipher_generic_cipher
#define chacha20_update ossl_cipher_generic_stream_update
#define chacha20_final ossl_cipher_generic_stream_final
#define chacha20_gettable_params ossl_cipher_generic_gettable_params
void ossl_chacha20_initctx(PROV_CHACHA20_CTX *ctx)
{
ossl_cipher_generic_initkey(ctx, CHACHA20_KEYLEN * 8,
CHACHA20_BLKLEN * 8,
CHACHA20_IVLEN * 8,
0, CHACHA20_FLAGS,
ossl_prov_cipher_hw_chacha20(CHACHA20_KEYLEN * 8),
NULL);
}
static void *chacha20_newctx(void *provctx)
{
PROV_CHACHA20_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ossl_chacha20_initctx(ctx);
return ctx;
}
static void chacha20_freectx(void *vctx)
{
PROV_CHACHA20_CTX *ctx = (PROV_CHACHA20_CTX *)vctx;
if (ctx != NULL) {
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
}
static void *chacha20_dupctx(void *vctx)
{
PROV_CHACHA20_CTX *ctx = (PROV_CHACHA20_CTX *)vctx;
PROV_CHACHA20_CTX *dupctx = NULL;
if (ctx != NULL) {
dupctx = OPENSSL_memdup(ctx, sizeof(*dupctx));
if (dupctx != NULL && dupctx->base.tlsmac != NULL && dupctx->base.alloced) {
dupctx->base.tlsmac = OPENSSL_memdup(dupctx->base.tlsmac,
dupctx->base.tlsmacsize);
if (dupctx->base.tlsmac == NULL) {
OPENSSL_free(dupctx);
dupctx = NULL;
}
}
}
return dupctx;
}
static int chacha20_get_params(OSSL_PARAM params[])
{
return ossl_cipher_generic_get_params(params, 0, CHACHA20_FLAGS,
CHACHA20_KEYLEN * 8,
CHACHA20_BLKLEN * 8,
CHACHA20_IVLEN * 8);
}
static int chacha20_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, CHACHA20_IVLEN)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, CHACHA20_KEYLEN)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
return 1;
}
static const OSSL_PARAM chacha20_known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_IVLEN, NULL),
OSSL_PARAM_END
};
const OSSL_PARAM *chacha20_gettable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return chacha20_known_gettable_ctx_params;
}
static int chacha20_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
size_t len;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL) {
if (!OSSL_PARAM_get_size_t(p, &len)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (len != CHACHA20_KEYLEN) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_IVLEN);
if (p != NULL) {
if (!OSSL_PARAM_get_size_t(p, &len)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (len != CHACHA20_IVLEN) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
}
return 1;
}
static const OSSL_PARAM chacha20_known_settable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_IVLEN, NULL),
OSSL_PARAM_END
};
const OSSL_PARAM *chacha20_settable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return chacha20_known_settable_ctx_params;
}
int ossl_chacha20_einit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
int ret;
ret = ossl_cipher_generic_einit(vctx, key, keylen, iv, ivlen, NULL);
if (ret && iv != NULL) {
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
PROV_CIPHER_HW_CHACHA20 *hw = (PROV_CIPHER_HW_CHACHA20 *)ctx->hw;
hw->initiv(ctx);
}
if (ret && !chacha20_set_ctx_params(vctx, params))
ret = 0;
return ret;
}
int ossl_chacha20_dinit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
int ret;
ret = ossl_cipher_generic_dinit(vctx, key, keylen, iv, ivlen, NULL);
if (ret && iv != NULL) {
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
PROV_CIPHER_HW_CHACHA20 *hw = (PROV_CIPHER_HW_CHACHA20 *)ctx->hw;
hw->initiv(ctx);
}
if (ret && !chacha20_set_ctx_params(vctx, params))
ret = 0;
return ret;
}
const OSSL_DISPATCH ossl_chacha20_functions[] = {
{ OSSL_FUNC_CIPHER_NEWCTX, (void (*)(void))chacha20_newctx },
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))chacha20_freectx },
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))chacha20_dupctx },
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))ossl_chacha20_einit },
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))ossl_chacha20_dinit },
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))chacha20_update },
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))chacha20_final },
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))chacha20_cipher},
{ OSSL_FUNC_CIPHER_GET_PARAMS, (void (*)(void))chacha20_get_params },
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, (void (*)(void))chacha20_gettable_params },
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, (void (*)(void))chacha20_get_ctx_params },
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS,
(void (*)(void))chacha20_gettable_ctx_params },
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, (void (*)(void))chacha20_set_ctx_params },
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS,
(void (*)(void))chacha20_settable_ctx_params },
OSSL_DISPATCH_END
};
| ciphers | openssl/providers/implementations/ciphers/cipher_chacha20.c | openssl |
#include "internal/deprecated.h"
#include <openssl/sha.h>
#include <openssl/rand.h>
#include <openssl/proverr.h>
#include "cipher_tdes_default.h"
#include "crypto/evp.h"
#include "crypto/sha.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
#define TDES_WRAP_FLAGS PROV_CIPHER_FLAG_CUSTOM_IV | PROV_CIPHER_FLAG_RAND_KEY
static OSSL_FUNC_cipher_update_fn tdes_wrap_update;
static OSSL_FUNC_cipher_cipher_fn tdes_wrap_cipher;
static const unsigned char wrap_iv[8] =
{
0x4a, 0xdd, 0xa2, 0x2c, 0x79, 0xe8, 0x21, 0x05
};
static int des_ede3_unwrap(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
unsigned char icv[8], iv[TDES_IVLEN], sha1tmp[SHA_DIGEST_LENGTH];
int rv = -1;
if (inl < 24)
return -1;
if (out == NULL)
return inl - 16;
memcpy(ctx->iv, wrap_iv, 8);
ctx->hw->cipher(ctx, icv, in, 8);
if (out == in) {
memmove(out, out + 8, inl - 8);
in -= 8;
}
ctx->hw->cipher(ctx, out, in + 8, inl - 16);
ctx->hw->cipher(ctx, iv, in + inl - 8, 8);
BUF_reverse(icv, NULL, 8);
BUF_reverse(out, NULL, inl - 16);
BUF_reverse(ctx->iv, iv, 8);
ctx->hw->cipher(ctx, out, out, inl - 16);
ctx->hw->cipher(ctx, icv, icv, 8);
if (ossl_sha1(out, inl - 16, sha1tmp)
&& CRYPTO_memcmp(sha1tmp, icv, 8) == 0)
rv = inl - 16;
OPENSSL_cleanse(icv, 8);
OPENSSL_cleanse(sha1tmp, SHA_DIGEST_LENGTH);
OPENSSL_cleanse(iv, 8);
OPENSSL_cleanse(ctx->iv, sizeof(ctx->iv));
if (rv == -1)
OPENSSL_cleanse(out, inl - 16);
return rv;
}
static int des_ede3_wrap(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
unsigned char sha1tmp[SHA_DIGEST_LENGTH];
size_t ivlen = TDES_IVLEN;
size_t icvlen = TDES_IVLEN;
size_t len = inl + ivlen + icvlen;
if (out == NULL)
return len;
memmove(out + ivlen, in, inl);
if (!ossl_sha1(in, inl, sha1tmp))
return 0;
memcpy(out + inl + ivlen, sha1tmp, icvlen);
OPENSSL_cleanse(sha1tmp, SHA_DIGEST_LENGTH);
if (RAND_bytes_ex(ctx->libctx, ctx->iv, ivlen, 0) <= 0)
return 0;
memcpy(out, ctx->iv, ivlen);
ctx->hw->cipher(ctx, out + ivlen, out + ivlen, inl + ivlen);
BUF_reverse(out, NULL, len);
memcpy(ctx->iv, wrap_iv, ivlen);
ctx->hw->cipher(ctx, out, out, len);
return len;
}
static int tdes_wrap_cipher_internal(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
if (inl >= EVP_MAXCHUNK || inl % 8)
return -1;
if (ctx->enc)
return des_ede3_wrap(ctx, out, in, inl);
else
return des_ede3_unwrap(ctx, out, in, inl);
}
static int tdes_wrap_cipher(void *vctx,
unsigned char *out, size_t *outl, size_t outsize,
const unsigned char *in, size_t inl)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
int ret;
*outl = 0;
if (!ossl_prov_is_running())
return 0;
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
ret = tdes_wrap_cipher_internal(ctx, out, in, inl);
if (ret <= 0)
return 0;
*outl = ret;
return 1;
}
static int tdes_wrap_update(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in,
size_t inl)
{
*outl = 0;
if (inl == 0)
return 1;
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!tdes_wrap_cipher(vctx, out, outl, outsize, in, inl)) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return 0;
}
return 1;
}
# define IMPLEMENT_WRAP_CIPHER(flags, kbits, blkbits, ivbits) \
static OSSL_FUNC_cipher_newctx_fn tdes_wrap_newctx; \
static void *tdes_wrap_newctx(void *provctx) \
{ \
return ossl_tdes_newctx(provctx, EVP_CIPH_WRAP_MODE, kbits, blkbits, \
ivbits, flags, \
ossl_prov_cipher_hw_tdes_wrap_cbc()); \
} \
static OSSL_FUNC_cipher_get_params_fn tdes_wrap_get_params; \
static int tdes_wrap_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_WRAP_MODE, flags, \
kbits, blkbits, ivbits); \
} \
const OSSL_DISPATCH ossl_tdes_wrap_cbc_functions[] = \
{ \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void)) ossl_tdes_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void)) ossl_tdes_dinit }, \
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))tdes_wrap_cipher }, \
{ OSSL_FUNC_CIPHER_NEWCTX, (void (*)(void))tdes_wrap_newctx }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))ossl_tdes_freectx }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))tdes_wrap_update }, \
{ OSSL_FUNC_CIPHER_FINAL, \
(void (*)(void))ossl_cipher_generic_stream_final }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, (void (*)(void))tdes_wrap_get_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \
(void (*)(void))ossl_tdes_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void))ossl_tdes_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_settable_ctx_params }, \
OSSL_DISPATCH_END \
}
IMPLEMENT_WRAP_CIPHER(TDES_WRAP_FLAGS, 64*3, 64, 0);
| ciphers | openssl/providers/implementations/ciphers/cipher_tdes_wrap.c | openssl |
#include "prov/ciphercommon.h"
#include "prov/ciphercommon_ccm.h"
int ossl_ccm_generic_setiv(PROV_CCM_CTX *ctx, const unsigned char *nonce,
size_t nlen, size_t mlen)
{
return CRYPTO_ccm128_setiv(&ctx->ccm_ctx, nonce, nlen, mlen) == 0;
}
int ossl_ccm_generic_setaad(PROV_CCM_CTX *ctx, const unsigned char *aad,
size_t alen)
{
CRYPTO_ccm128_aad(&ctx->ccm_ctx, aad, alen);
return 1;
}
int ossl_ccm_generic_gettag(PROV_CCM_CTX *ctx, unsigned char *tag, size_t tlen)
{
return CRYPTO_ccm128_tag(&ctx->ccm_ctx, tag, tlen) > 0;
}
int ossl_ccm_generic_auth_encrypt(PROV_CCM_CTX *ctx, const unsigned char *in,
unsigned char *out, size_t len,
unsigned char *tag, size_t taglen)
{
int rv;
if (ctx->str != NULL)
rv = CRYPTO_ccm128_encrypt_ccm64(&ctx->ccm_ctx, in,
out, len, ctx->str) == 0;
else
rv = CRYPTO_ccm128_encrypt(&ctx->ccm_ctx, in, out, len) == 0;
if (rv == 1 && tag != NULL)
rv = (CRYPTO_ccm128_tag(&ctx->ccm_ctx, tag, taglen) > 0);
return rv;
}
int ossl_ccm_generic_auth_decrypt(PROV_CCM_CTX *ctx, const unsigned char *in,
unsigned char *out, size_t len,
unsigned char *expected_tag, size_t taglen)
{
int rv = 0;
if (ctx->str != NULL)
rv = CRYPTO_ccm128_decrypt_ccm64(&ctx->ccm_ctx, in, out, len,
ctx->str) == 0;
else
rv = CRYPTO_ccm128_decrypt(&ctx->ccm_ctx, in, out, len) == 0;
if (rv) {
unsigned char tag[16];
if (!CRYPTO_ccm128_tag(&ctx->ccm_ctx, tag, taglen)
|| CRYPTO_memcmp(tag, expected_tag, taglen) != 0)
rv = 0;
}
if (rv == 0)
OPENSSL_cleanse(out, len);
return rv;
}
| ciphers | openssl/providers/implementations/ciphers/ciphercommon_ccm_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_tdes_default.h"
#include "prov/implementations.h"
IMPLEMENT_tdes_cipher(desx, DESX, cbc, CBC, TDES_FLAGS, 64*3, 64, 64, block);
| ciphers | openssl/providers/implementations/ciphers/cipher_desx.c | openssl |
#include "prov/ciphercommon.h"
int ossl_cipher_hw_generic_cbc(PROV_CIPHER_CTX *dat, unsigned char *out,
const unsigned char *in, size_t len)
{
if (dat->stream.cbc)
(*dat->stream.cbc) (in, out, len, dat->ks, dat->iv, dat->enc);
else if (dat->enc)
CRYPTO_cbc128_encrypt(in, out, len, dat->ks, dat->iv, dat->block);
else
CRYPTO_cbc128_decrypt(in, out, len, dat->ks, dat->iv, dat->block);
return 1;
}
int ossl_cipher_hw_generic_ecb(PROV_CIPHER_CTX *dat, unsigned char *out,
const unsigned char *in, size_t len)
{
size_t i, bl = dat->blocksize;
if (len < bl)
return 1;
if (dat->stream.ecb) {
(*dat->stream.ecb) (in, out, len, dat->ks, dat->enc);
}
else {
for (i = 0, len -= bl; i <= len; i += bl)
(*dat->block) (in + i, out + i, dat->ks);
}
return 1;
}
int ossl_cipher_hw_generic_ofb128(PROV_CIPHER_CTX *dat, unsigned char *out,
const unsigned char *in, size_t len)
{
int num = dat->num;
CRYPTO_ofb128_encrypt(in, out, len, dat->ks, dat->iv, &num, dat->block);
dat->num = num;
return 1;
}
int ossl_cipher_hw_generic_cfb128(PROV_CIPHER_CTX *dat, unsigned char *out,
const unsigned char *in, size_t len)
{
int num = dat->num;
CRYPTO_cfb128_encrypt(in, out, len, dat->ks, dat->iv, &num, dat->enc,
dat->block);
dat->num = num;
return 1;
}
int ossl_cipher_hw_generic_cfb8(PROV_CIPHER_CTX *dat, unsigned char *out,
const unsigned char *in, size_t len)
{
int num = dat->num;
CRYPTO_cfb128_8_encrypt(in, out, len, dat->ks, dat->iv, &num, dat->enc,
dat->block);
dat->num = num;
return 1;
}
int ossl_cipher_hw_generic_cfb1(PROV_CIPHER_CTX *dat, unsigned char *out,
const unsigned char *in, size_t len)
{
int num = dat->num;
if (dat->use_bits) {
CRYPTO_cfb128_1_encrypt(in, out, len, dat->ks, dat->iv, &num,
dat->enc, dat->block);
dat->num = num;
return 1;
}
while (len >= MAXBITCHUNK) {
CRYPTO_cfb128_1_encrypt(in, out, MAXBITCHUNK * 8, dat->ks,
dat->iv, &num, dat->enc, dat->block);
len -= MAXBITCHUNK;
out += MAXBITCHUNK;
in += MAXBITCHUNK;
}
if (len)
CRYPTO_cfb128_1_encrypt(in, out, len * 8, dat->ks, dat->iv, &num,
dat->enc, dat->block);
dat->num = num;
return 1;
}
int ossl_cipher_hw_generic_ctr(PROV_CIPHER_CTX *dat, unsigned char *out,
const unsigned char *in, size_t len)
{
unsigned int num = dat->num;
if (dat->stream.ctr)
CRYPTO_ctr128_encrypt_ctr32(in, out, len, dat->ks, dat->iv, dat->buf,
&num, dat->stream.ctr);
else
CRYPTO_ctr128_encrypt(in, out, len, dat->ks, dat->iv, dat->buf,
&num, dat->block);
dat->num = num;
return 1;
}
int ossl_cipher_hw_chunked_cbc(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
while (inl >= MAXCHUNK) {
ossl_cipher_hw_generic_cbc(ctx, out, in, MAXCHUNK);
inl -= MAXCHUNK;
in += MAXCHUNK;
out += MAXCHUNK;
}
if (inl > 0)
ossl_cipher_hw_generic_cbc(ctx, out, in, inl);
return 1;
}
int ossl_cipher_hw_chunked_cfb8(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
size_t chunk = MAXCHUNK;
if (inl < chunk)
chunk = inl;
while (inl > 0 && inl >= chunk) {
ossl_cipher_hw_generic_cfb8(ctx, out, in, inl);
inl -= chunk;
in += chunk;
out += chunk;
if (inl < chunk)
chunk = inl;
}
return 1;
}
int ossl_cipher_hw_chunked_cfb128(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
size_t chunk = MAXCHUNK;
if (inl < chunk)
chunk = inl;
while (inl > 0 && inl >= chunk) {
ossl_cipher_hw_generic_cfb128(ctx, out, in, inl);
inl -= chunk;
in += chunk;
out += chunk;
if (inl < chunk)
chunk = inl;
}
return 1;
}
int ossl_cipher_hw_chunked_ofb128(PROV_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
while (inl >= MAXCHUNK) {
ossl_cipher_hw_generic_ofb128(ctx, out, in, MAXCHUNK);
inl -= MAXCHUNK;
in += MAXCHUNK;
out += MAXCHUNK;
}
if (inl > 0)
ossl_cipher_hw_generic_ofb128(ctx, out, in, inl);
return 1;
}
| ciphers | openssl/providers/implementations/ciphers/ciphercommon_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_rc5.h"
static int cipher_hw_rc5_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_RC5_CTX *rctx = (PROV_RC5_CTX *)ctx;
return RC5_32_set_key(&rctx->ks.ks, keylen, key, rctx->rounds);
}
# define PROV_CIPHER_HW_rc5_mode(mode, UCMODE) \
IMPLEMENT_CIPHER_HW_##UCMODE(mode, rc5, PROV_RC5_CTX, RC5_32_KEY, \
RC5_32_##mode) \
static const PROV_CIPHER_HW rc5_##mode = { \
cipher_hw_rc5_initkey, \
cipher_hw_rc5_##mode##_cipher \
}; \
const PROV_CIPHER_HW *ossl_prov_cipher_hw_rc5_##mode(size_t keybits) \
{ \
return &rc5_##mode; \
}
PROV_CIPHER_HW_rc5_mode(cbc, CBC)
PROV_CIPHER_HW_rc5_mode(ecb, ECB)
PROV_CIPHER_HW_rc5_mode(ofb64, OFB)
PROV_CIPHER_HW_rc5_mode(cfb64, CFB)
| ciphers | openssl/providers/implementations/ciphers/cipher_rc5_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_aes_gcm.h"
static int aes_gcm_initkey(PROV_GCM_CTX *ctx, const unsigned char *key,
size_t keylen)
{
PROV_AES_GCM_CTX *actx = (PROV_AES_GCM_CTX *)ctx;
AES_KEY *ks = &actx->ks.ks;
# ifdef HWAES_CAPABLE
if (HWAES_CAPABLE) {
# ifdef HWAES_ctr32_encrypt_blocks
GCM_HW_SET_KEY_CTR_FN(ks, HWAES_set_encrypt_key, HWAES_encrypt,
HWAES_ctr32_encrypt_blocks);
# else
GCM_HW_SET_KEY_CTR_FN(ks, HWAES_set_encrypt_key, HWAES_encrypt, NULL);
# endif
} else
# endif
# ifdef BSAES_CAPABLE
if (BSAES_CAPABLE) {
GCM_HW_SET_KEY_CTR_FN(ks, AES_set_encrypt_key, AES_encrypt,
ossl_bsaes_ctr32_encrypt_blocks);
} else
# endif
# ifdef VPAES_CAPABLE
if (VPAES_CAPABLE) {
GCM_HW_SET_KEY_CTR_FN(ks, vpaes_set_encrypt_key, vpaes_encrypt, NULL);
} else
# endif
{
# ifdef AES_CTR_ASM
GCM_HW_SET_KEY_CTR_FN(ks, AES_set_encrypt_key, AES_encrypt,
AES_ctr32_encrypt);
# else
GCM_HW_SET_KEY_CTR_FN(ks, AES_set_encrypt_key, AES_encrypt, NULL);
# endif
}
return 1;
}
static int generic_aes_gcm_cipher_update(PROV_GCM_CTX *ctx, const unsigned char *in,
size_t len, unsigned char *out)
{
if (ctx->enc) {
if (ctx->ctr != NULL) {
#if defined(AES_GCM_ASM)
size_t bulk = 0;
if (len >= AES_GCM_ENC_BYTES && AES_GCM_ASM(ctx)) {
size_t res = (16 - ctx->gcm.mres) % 16;
if (CRYPTO_gcm128_encrypt(&ctx->gcm, in, out, res))
return 0;
bulk = AES_gcm_encrypt(in + res, out + res, len - res,
ctx->gcm.key,
ctx->gcm.Yi.c, ctx->gcm.Xi.u);
ctx->gcm.len.u[1] += bulk;
bulk += res;
}
if (CRYPTO_gcm128_encrypt_ctr32(&ctx->gcm, in + bulk, out + bulk,
len - bulk, ctx->ctr))
return 0;
#else
if (CRYPTO_gcm128_encrypt_ctr32(&ctx->gcm, in, out, len, ctx->ctr))
return 0;
#endif
} else {
if (CRYPTO_gcm128_encrypt(&ctx->gcm, in, out, len))
return 0;
}
} else {
if (ctx->ctr != NULL) {
#if defined(AES_GCM_ASM)
size_t bulk = 0;
if (len >= AES_GCM_DEC_BYTES && AES_GCM_ASM(ctx)) {
size_t res = (16 - ctx->gcm.mres) % 16;
if (CRYPTO_gcm128_decrypt(&ctx->gcm, in, out, res))
return 0;
bulk = AES_gcm_decrypt(in + res, out + res, len - res,
ctx->gcm.key,
ctx->gcm.Yi.c, ctx->gcm.Xi.u);
ctx->gcm.len.u[1] += bulk;
bulk += res;
}
if (CRYPTO_gcm128_decrypt_ctr32(&ctx->gcm, in + bulk, out + bulk,
len - bulk, ctx->ctr))
return 0;
#else
if (CRYPTO_gcm128_decrypt_ctr32(&ctx->gcm, in, out, len, ctx->ctr))
return 0;
#endif
} else {
if (CRYPTO_gcm128_decrypt(&ctx->gcm, in, out, len))
return 0;
}
}
return 1;
}
static const PROV_GCM_HW aes_gcm = {
aes_gcm_initkey,
ossl_gcm_setiv,
ossl_gcm_aad_update,
generic_aes_gcm_cipher_update,
ossl_gcm_cipher_final,
ossl_gcm_one_shot
};
#if defined(S390X_aes_128_CAPABLE)
# include "cipher_aes_gcm_hw_s390x.inc"
#elif defined(AESNI_CAPABLE)
# include "cipher_aes_gcm_hw_aesni.inc"
#elif defined(SPARC_AES_CAPABLE)
# include "cipher_aes_gcm_hw_t4.inc"
#elif defined(AES_PMULL_CAPABLE) && defined(AES_GCM_ASM)
# include "cipher_aes_gcm_hw_armv8.inc"
#elif defined(PPC_AES_GCM_CAPABLE) && defined(_ARCH_PPC64)
# include "cipher_aes_gcm_hw_ppc.inc"
#elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 64
# include "cipher_aes_gcm_hw_rv64i.inc"
#elif defined(OPENSSL_CPUID_OBJ) && defined(__riscv) && __riscv_xlen == 32
# include "cipher_aes_gcm_hw_rv32i.inc"
#else
const PROV_GCM_HW *ossl_prov_aes_hw_gcm(size_t keybits)
{
return &aes_gcm;
}
#endif
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_gcm_hw.c | openssl |
#include "cipher_sm4.h"
static int cipher_hw_sm4_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_SM4_CTX *sctx = (PROV_SM4_CTX *)ctx;
SM4_KEY *ks = &sctx->ks.ks;
ctx->ks = ks;
if (ctx->enc
|| (ctx->mode != EVP_CIPH_ECB_MODE
&& ctx->mode != EVP_CIPH_CBC_MODE)) {
#ifdef HWSM4_CAPABLE
if (HWSM4_CAPABLE) {
HWSM4_set_encrypt_key(key, ks);
ctx->block = (block128_f)HWSM4_encrypt;
ctx->stream.cbc = NULL;
#ifdef HWSM4_cbc_encrypt
if (ctx->mode == EVP_CIPH_CBC_MODE)
ctx->stream.cbc = (cbc128_f)HWSM4_cbc_encrypt;
else
#endif
#ifdef HWSM4_ecb_encrypt
if (ctx->mode == EVP_CIPH_ECB_MODE)
ctx->stream.ecb = (ecb128_f)HWSM4_ecb_encrypt;
else
#endif
#ifdef HWSM4_ctr32_encrypt_blocks
if (ctx->mode == EVP_CIPH_CTR_MODE)
ctx->stream.ctr = (ctr128_f)HWSM4_ctr32_encrypt_blocks;
else
#endif
(void)0;
} else
#endif
#ifdef VPSM4_EX_CAPABLE
if (VPSM4_EX_CAPABLE) {
vpsm4_ex_set_encrypt_key(key, ks);
ctx->block = (block128_f)vpsm4_ex_encrypt;
ctx->stream.cbc = NULL;
if (ctx->mode == EVP_CIPH_CBC_MODE)
ctx->stream.cbc = (cbc128_f)vpsm4_ex_cbc_encrypt;
else if (ctx->mode == EVP_CIPH_ECB_MODE)
ctx->stream.ecb = (ecb128_f)vpsm4_ex_ecb_encrypt;
else if (ctx->mode == EVP_CIPH_CTR_MODE)
ctx->stream.ctr = (ctr128_f)vpsm4_ex_ctr32_encrypt_blocks;
} else
#endif
#ifdef VPSM4_CAPABLE
if (VPSM4_CAPABLE) {
vpsm4_set_encrypt_key(key, ks);
ctx->block = (block128_f)vpsm4_encrypt;
ctx->stream.cbc = NULL;
if (ctx->mode == EVP_CIPH_CBC_MODE)
ctx->stream.cbc = (cbc128_f)vpsm4_cbc_encrypt;
else if (ctx->mode == EVP_CIPH_ECB_MODE)
ctx->stream.ecb = (ecb128_f)vpsm4_ecb_encrypt;
else if (ctx->mode == EVP_CIPH_CTR_MODE)
ctx->stream.ctr = (ctr128_f)vpsm4_ctr32_encrypt_blocks;
} else
#endif
{
ossl_sm4_set_key(key, ks);
ctx->block = (block128_f)ossl_sm4_encrypt;
}
} else {
#ifdef HWSM4_CAPABLE
if (HWSM4_CAPABLE) {
HWSM4_set_decrypt_key(key, ks);
ctx->block = (block128_f)HWSM4_decrypt;
ctx->stream.cbc = NULL;
#ifdef HWSM4_cbc_encrypt
if (ctx->mode == EVP_CIPH_CBC_MODE)
ctx->stream.cbc = (cbc128_f)HWSM4_cbc_encrypt;
#endif
#ifdef HWSM4_ecb_encrypt
if (ctx->mode == EVP_CIPH_ECB_MODE)
ctx->stream.ecb = (ecb128_f)HWSM4_ecb_encrypt;
#endif
} else
#endif
#ifdef VPSM4_EX_CAPABLE
if (VPSM4_EX_CAPABLE) {
vpsm4_ex_set_decrypt_key(key, ks);
ctx->block = (block128_f)vpsm4_ex_decrypt;
ctx->stream.cbc = NULL;
if (ctx->mode == EVP_CIPH_CBC_MODE)
ctx->stream.cbc = (cbc128_f)vpsm4_ex_cbc_encrypt;
else if (ctx->mode == EVP_CIPH_ECB_MODE)
ctx->stream.ecb = (ecb128_f)vpsm4_ex_ecb_encrypt;
} else
#endif
#ifdef VPSM4_CAPABLE
if (VPSM4_CAPABLE) {
vpsm4_set_decrypt_key(key, ks);
ctx->block = (block128_f)vpsm4_decrypt;
ctx->stream.cbc = NULL;
if (ctx->mode == EVP_CIPH_CBC_MODE)
ctx->stream.cbc = (cbc128_f)vpsm4_cbc_encrypt;
else if (ctx->mode == EVP_CIPH_ECB_MODE)
ctx->stream.ecb = (ecb128_f)vpsm4_ecb_encrypt;
} else
#endif
{
ossl_sm4_set_key(key, ks);
ctx->block = (block128_f)ossl_sm4_decrypt;
}
}
return 1;
}
IMPLEMENT_CIPHER_HW_COPYCTX(cipher_hw_sm4_copyctx, PROV_SM4_CTX)
# define PROV_CIPHER_HW_sm4_mode(mode) \
static const PROV_CIPHER_HW sm4_##mode = { \
cipher_hw_sm4_initkey, \
ossl_cipher_hw_generic_##mode, \
cipher_hw_sm4_copyctx \
}; \
PROV_CIPHER_HW_declare(mode) \
const PROV_CIPHER_HW *ossl_prov_cipher_hw_sm4_##mode(size_t keybits) \
{ \
PROV_CIPHER_HW_select(mode) \
return &sm4_##mode; \
}
#if defined(__riscv) && __riscv_xlen == 64
# include "cipher_sm4_hw_rv64i.inc"
#else
# define PROV_CIPHER_HW_declare(mode)
# define PROV_CIPHER_HW_select(mode)
#endif
PROV_CIPHER_HW_sm4_mode(cbc)
PROV_CIPHER_HW_sm4_mode(ecb)
PROV_CIPHER_HW_sm4_mode(ofb128)
PROV_CIPHER_HW_sm4_mode(cfb128)
PROV_CIPHER_HW_sm4_mode(ctr)
| ciphers | openssl/providers/implementations/ciphers/cipher_sm4_hw.c | openssl |
#include "internal/deprecated.h"
#include <openssl/proverr.h>
#include "prov/implementations.h"
#include "prov/providercommon.h"
#include "prov/ciphercommon_aead.h"
#include "prov/provider_ctx.h"
#include "cipher_aes_gcm_siv.h"
static int ossl_aes_gcm_siv_set_ctx_params(void *vctx, const OSSL_PARAM params[]);
static void *ossl_aes_gcm_siv_newctx(void *provctx, size_t keybits)
{
PROV_AES_GCM_SIV_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL) {
ctx->key_len = keybits / 8;
ctx->hw = ossl_prov_cipher_hw_aes_gcm_siv(keybits);
ctx->libctx = PROV_LIBCTX_OF(provctx);
ctx->provctx = provctx;
}
return ctx;
}
static void ossl_aes_gcm_siv_freectx(void *vctx)
{
PROV_AES_GCM_SIV_CTX *ctx = (PROV_AES_GCM_SIV_CTX *)vctx;
if (ctx == NULL)
return;
OPENSSL_clear_free(ctx->aad, ctx->aad_len);
ctx->hw->clean_ctx(ctx);
OPENSSL_clear_free(ctx, sizeof(*ctx));
}
static void *ossl_aes_gcm_siv_dupctx(void *vctx)
{
PROV_AES_GCM_SIV_CTX *in = (PROV_AES_GCM_SIV_CTX *)vctx;
PROV_AES_GCM_SIV_CTX *ret;
if (!ossl_prov_is_running())
return NULL;
if (in->hw == NULL)
return NULL;
ret = OPENSSL_memdup(in, sizeof(*in));
if (ret == NULL)
return NULL;
ret->aad = NULL;
ret->ecb_ctx = NULL;
if (in->aad != NULL) {
if ((ret->aad = OPENSSL_memdup(in->aad, UP16(ret->aad_len))) == NULL)
goto err;
}
if (!in->hw->dup_ctx(ret, in))
goto err;
return ret;
err:
if (ret != NULL) {
OPENSSL_clear_free(ret->aad, ret->aad_len);
OPENSSL_free(ret);
}
return NULL;
}
static int ossl_aes_gcm_siv_init(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[], int enc)
{
PROV_AES_GCM_SIV_CTX *ctx = (PROV_AES_GCM_SIV_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
ctx->enc = enc;
if (key != NULL) {
if (keylen != ctx->key_len) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
memcpy(ctx->key_gen_key, key, ctx->key_len);
}
if (iv != NULL) {
if (ivlen != sizeof(ctx->nonce)) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_IV_LENGTH);
return 0;
}
memcpy(ctx->nonce, iv, sizeof(ctx->nonce));
}
if (!ctx->hw->initkey(ctx))
return 0;
return ossl_aes_gcm_siv_set_ctx_params(ctx, params);
}
static int ossl_aes_gcm_siv_einit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return ossl_aes_gcm_siv_init(vctx, key, keylen, iv, ivlen, params, 1);
}
static int ossl_aes_gcm_siv_dinit(void *vctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return ossl_aes_gcm_siv_init(vctx, key, keylen, iv, ivlen, params, 0);
}
#define ossl_aes_gcm_siv_stream_update ossl_aes_gcm_siv_cipher
static int ossl_aes_gcm_siv_cipher(void *vctx, unsigned char *out, size_t *outl,
size_t outsize, const unsigned char *in, size_t inl)
{
PROV_AES_GCM_SIV_CTX *ctx = (PROV_AES_GCM_SIV_CTX *)vctx;
int error = 0;
if (!ossl_prov_is_running())
return 0;
if (inl == 0) {
if (outl != NULL)
*outl = 0;
return 1;
}
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
error |= !ctx->hw->cipher(ctx, out, in, inl);
if (outl != NULL && !error)
*outl = inl;
return !error;
}
static int ossl_aes_gcm_siv_stream_final(void *vctx, unsigned char *out, size_t *outl,
size_t outsize)
{
PROV_AES_GCM_SIV_CTX *ctx = (PROV_AES_GCM_SIV_CTX *)vctx;
int error = 0;
if (!ossl_prov_is_running())
return 0;
error |= !ctx->hw->cipher(vctx, out, NULL, 0);
if (outl != NULL && !error)
*outl = 0;
return !error;
}
static int ossl_aes_gcm_siv_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
PROV_AES_GCM_SIV_CTX *ctx = (PROV_AES_GCM_SIV_CTX *)vctx;
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TAG);
if (p != NULL && p->data_type == OSSL_PARAM_OCTET_STRING) {
if (!ctx->enc || !ctx->generated_tag
|| p->data_size != sizeof(ctx->tag)
|| !OSSL_PARAM_set_octet_string(p, ctx->tag, sizeof(ctx->tag))) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_AEAD_TAGLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, sizeof(ctx->tag))) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL && !OSSL_PARAM_set_size_t(p, ctx->key_len)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER);
return 0;
}
return 1;
}
static const OSSL_PARAM aes_gcm_siv_known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_AEAD_TAGLEN, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TAG, NULL, 0),
OSSL_PARAM_END
};
static const OSSL_PARAM *ossl_aes_gcm_siv_gettable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return aes_gcm_siv_known_gettable_ctx_params;
}
static int ossl_aes_gcm_siv_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_AES_GCM_SIV_CTX *ctx = (PROV_AES_GCM_SIV_CTX *)vctx;
const OSSL_PARAM *p;
unsigned int speed = 0;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_AEAD_TAG);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING
|| p->data_size != sizeof(ctx->user_tag)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (!ctx->enc) {
memcpy(ctx->user_tag, p->data, sizeof(ctx->tag));
ctx->have_user_tag = 1;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_SPEED);
if (p != NULL) {
if (!OSSL_PARAM_get_uint(p, &speed)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
ctx->speed = !!speed;
}
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL) {
size_t key_len;
if (!OSSL_PARAM_get_size_t(p, &key_len)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (key_len != ctx->key_len) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
}
return 1;
}
static const OSSL_PARAM aes_gcm_siv_known_settable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_CIPHER_PARAM_KEYLEN, NULL),
OSSL_PARAM_uint(OSSL_CIPHER_PARAM_SPEED, NULL),
OSSL_PARAM_octet_string(OSSL_CIPHER_PARAM_AEAD_TAG, NULL, 0),
OSSL_PARAM_END
};
static const OSSL_PARAM *ossl_aes_gcm_siv_settable_ctx_params(ossl_unused void *cctx,
ossl_unused void *provctx)
{
return aes_gcm_siv_known_settable_ctx_params;
}
#define IMPLEMENT_cipher(alg, lc, UCMODE, flags, kbits, blkbits, ivbits) \
static OSSL_FUNC_cipher_newctx_fn ossl_##alg##kbits##_##lc##_newctx; \
static OSSL_FUNC_cipher_freectx_fn ossl_##alg##_##lc##_freectx; \
static OSSL_FUNC_cipher_dupctx_fn ossl_##alg##_##lc##_dupctx; \
static OSSL_FUNC_cipher_encrypt_init_fn ossl_##alg##_##lc##_einit; \
static OSSL_FUNC_cipher_decrypt_init_fn ossl_##alg##_##lc##_dinit; \
static OSSL_FUNC_cipher_update_fn ossl_##alg##_##lc##_stream_update; \
static OSSL_FUNC_cipher_final_fn ossl_##alg##_##lc##_stream_final; \
static OSSL_FUNC_cipher_cipher_fn ossl_##alg##_##lc##_cipher; \
static OSSL_FUNC_cipher_get_params_fn ossl_##alg##_##kbits##_##lc##_get_params; \
static OSSL_FUNC_cipher_get_ctx_params_fn ossl_##alg##_##lc##_get_ctx_params; \
static OSSL_FUNC_cipher_gettable_ctx_params_fn ossl_##alg##_##lc##_gettable_ctx_params; \
static OSSL_FUNC_cipher_set_ctx_params_fn ossl_##alg##_##lc##_set_ctx_params; \
static OSSL_FUNC_cipher_settable_ctx_params_fn ossl_##alg##_##lc##_settable_ctx_params; \
static int ossl_##alg##_##kbits##_##lc##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \
flags, kbits, blkbits, ivbits); \
} \
static void *ossl_##alg##kbits##_##lc##_newctx(void *provctx) \
{ \
return ossl_##alg##_##lc##_newctx(provctx, kbits); \
} \
const OSSL_DISPATCH ossl_##alg##kbits##lc##_functions[] = { \
{ OSSL_FUNC_CIPHER_NEWCTX, (void (*)(void))ossl_##alg##kbits##_##lc##_newctx }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))ossl_##alg##_##lc##_freectx }, \
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))ossl_##alg##_##lc##_dupctx }, \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))ossl_##alg##_##lc##_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))ossl_##alg##_##lc##_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))ossl_##alg##_##lc##_stream_update }, \
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))ossl_##alg##_##lc##_stream_final }, \
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))ossl_##alg##_##lc##_cipher }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, (void (*)(void))ossl_##alg##_##kbits##_##lc##_get_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, (void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, (void (*)(void))ossl_##alg##_##lc##_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, (void (*)(void))ossl_##alg##_##lc##_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, (void (*)(void))ossl_##alg##_##lc##_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, (void (*)(void))ossl_##alg##_##lc##_settable_ctx_params }, \
OSSL_DISPATCH_END \
}
IMPLEMENT_cipher(aes, gcm_siv, GCM_SIV, AEAD_FLAGS, 128, 8, 96);
IMPLEMENT_cipher(aes, gcm_siv, GCM_SIV, AEAD_FLAGS, 192, 8, 96);
IMPLEMENT_cipher(aes, gcm_siv, GCM_SIV, AEAD_FLAGS, 256, 8, 96);
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_gcm_siv.c | openssl |
#include "internal/endian.h"
#include "cipher_chacha20_poly1305.h"
static int chacha_poly1305_tls_init(PROV_CIPHER_CTX *bctx,
unsigned char *aad, size_t alen)
{
unsigned int len;
PROV_CHACHA20_POLY1305_CTX *ctx = (PROV_CHACHA20_POLY1305_CTX *)bctx;
if (alen != EVP_AEAD_TLS1_AAD_LEN)
return 0;
memcpy(ctx->tls_aad, aad, EVP_AEAD_TLS1_AAD_LEN);
len = aad[EVP_AEAD_TLS1_AAD_LEN - 2] << 8 | aad[EVP_AEAD_TLS1_AAD_LEN - 1];
aad = ctx->tls_aad;
if (!bctx->enc) {
if (len < POLY1305_BLOCK_SIZE)
return 0;
len -= POLY1305_BLOCK_SIZE;
aad[EVP_AEAD_TLS1_AAD_LEN - 2] = (unsigned char)(len >> 8);
aad[EVP_AEAD_TLS1_AAD_LEN - 1] = (unsigned char)len;
}
ctx->tls_payload_length = len;
ctx->chacha.counter[1] = ctx->nonce[0];
ctx->chacha.counter[2] = ctx->nonce[1] ^ CHACHA_U8TOU32(aad);
ctx->chacha.counter[3] = ctx->nonce[2] ^ CHACHA_U8TOU32(aad+4);
ctx->mac_inited = 0;
return POLY1305_BLOCK_SIZE;
}
static int chacha_poly1305_tls_iv_set_fixed(PROV_CIPHER_CTX *bctx,
unsigned char *fixed, size_t flen)
{
PROV_CHACHA20_POLY1305_CTX *ctx = (PROV_CHACHA20_POLY1305_CTX *)bctx;
if (flen != CHACHA20_POLY1305_IVLEN)
return 0;
ctx->nonce[0] = ctx->chacha.counter[1] = CHACHA_U8TOU32(fixed);
ctx->nonce[1] = ctx->chacha.counter[2] = CHACHA_U8TOU32(fixed + 4);
ctx->nonce[2] = ctx->chacha.counter[3] = CHACHA_U8TOU32(fixed + 8);
return 1;
}
static int chacha20_poly1305_initkey(PROV_CIPHER_CTX *bctx,
const unsigned char *key, size_t keylen)
{
PROV_CHACHA20_POLY1305_CTX *ctx = (PROV_CHACHA20_POLY1305_CTX *)bctx;
ctx->len.aad = 0;
ctx->len.text = 0;
ctx->aad = 0;
ctx->mac_inited = 0;
ctx->tls_payload_length = NO_TLS_PAYLOAD_LENGTH;
if (bctx->enc)
return ossl_chacha20_einit(&ctx->chacha, key, keylen, NULL, 0, NULL);
else
return ossl_chacha20_dinit(&ctx->chacha, key, keylen, NULL, 0, NULL);
}
static int chacha20_poly1305_initiv(PROV_CIPHER_CTX *bctx)
{
PROV_CHACHA20_POLY1305_CTX *ctx = (PROV_CHACHA20_POLY1305_CTX *)bctx;
unsigned char tempiv[CHACHA_CTR_SIZE] = { 0 };
int ret = 1;
size_t noncelen = CHACHA20_POLY1305_IVLEN;
ctx->len.aad = 0;
ctx->len.text = 0;
ctx->aad = 0;
ctx->mac_inited = 0;
ctx->tls_payload_length = NO_TLS_PAYLOAD_LENGTH;
memcpy(tempiv + CHACHA_CTR_SIZE - noncelen, bctx->oiv,
noncelen);
if (bctx->enc)
ret = ossl_chacha20_einit(&ctx->chacha, NULL, 0,
tempiv, sizeof(tempiv), NULL);
else
ret = ossl_chacha20_dinit(&ctx->chacha, NULL, 0,
tempiv, sizeof(tempiv), NULL);
ctx->nonce[0] = ctx->chacha.counter[1];
ctx->nonce[1] = ctx->chacha.counter[2];
ctx->nonce[2] = ctx->chacha.counter[3];
bctx->iv_set = 1;
return ret;
}
#if !defined(OPENSSL_SMALL_FOOTPRINT)
# if defined(POLY1305_ASM) && (defined(__x86_64) || defined(__x86_64__) \
|| defined(_M_AMD64) || defined(_M_X64))
# define XOR128_HELPERS
void *xor128_encrypt_n_pad(void *out, const void *inp, void *otp, size_t len);
void *xor128_decrypt_n_pad(void *out, const void *inp, void *otp, size_t len);
static const unsigned char zero[4 * CHACHA_BLK_SIZE] = { 0 };
# else
static const unsigned char zero[2 * CHACHA_BLK_SIZE] = { 0 };
# endif
static int chacha20_poly1305_tls_cipher(PROV_CIPHER_CTX *bctx,
unsigned char *out,
size_t *out_padlen,
const unsigned char *in, size_t len)
{
PROV_CHACHA20_POLY1305_CTX *ctx = (PROV_CHACHA20_POLY1305_CTX *)bctx;
POLY1305 *poly = &ctx->poly1305;
size_t tail, tohash_len, buf_len, plen = ctx->tls_payload_length;
unsigned char *buf, *tohash, *ctr, storage[sizeof(zero) + 32];
DECLARE_IS_ENDIAN;
buf = storage + ((0 - (size_t)storage) & 15);
ctr = buf + CHACHA_BLK_SIZE;
tohash = buf + CHACHA_BLK_SIZE - POLY1305_BLOCK_SIZE;
# ifdef XOR128_HELPERS
if (plen <= 3 * CHACHA_BLK_SIZE) {
ctx->chacha.counter[0] = 0;
buf_len = (plen + 2 * CHACHA_BLK_SIZE - 1) & (0 - CHACHA_BLK_SIZE);
ChaCha20_ctr32(buf, zero, buf_len, ctx->chacha.key.d, ctx->chacha.counter);
Poly1305_Init(poly, buf);
ctx->chacha.partial_len = 0;
memcpy(tohash, ctx->tls_aad, POLY1305_BLOCK_SIZE);
tohash_len = POLY1305_BLOCK_SIZE;
ctx->len.aad = EVP_AEAD_TLS1_AAD_LEN;
ctx->len.text = plen;
if (plen) {
if (bctx->enc)
ctr = xor128_encrypt_n_pad(out, in, ctr, plen);
else
ctr = xor128_decrypt_n_pad(out, in, ctr, plen);
in += plen;
out += plen;
tohash_len = (size_t)(ctr - tohash);
}
}
# else
if (plen <= CHACHA_BLK_SIZE) {
size_t i;
ctx->chacha.counter[0] = 0;
ChaCha20_ctr32(buf, zero, (buf_len = 2 * CHACHA_BLK_SIZE),
ctx->chacha.key.d, ctx->chacha.counter);
Poly1305_Init(poly, buf);
ctx->chacha.partial_len = 0;
memcpy(tohash, ctx->tls_aad, POLY1305_BLOCK_SIZE);
tohash_len = POLY1305_BLOCK_SIZE;
ctx->len.aad = EVP_AEAD_TLS1_AAD_LEN;
ctx->len.text = plen;
if (bctx->enc) {
for (i = 0; i < plen; i++)
out[i] = ctr[i] ^= in[i];
} else {
for (i = 0; i < plen; i++) {
unsigned char c = in[i];
out[i] = ctr[i] ^ c;
ctr[i] = c;
}
}
in += i;
out += i;
tail = (0 - i) & (POLY1305_BLOCK_SIZE - 1);
memset(ctr + i, 0, tail);
ctr += i + tail;
tohash_len += i + tail;
}
# endif
else {
ctx->chacha.counter[0] = 0;
ChaCha20_ctr32(buf, zero, (buf_len = CHACHA_BLK_SIZE),
ctx->chacha.key.d, ctx->chacha.counter);
Poly1305_Init(poly, buf);
ctx->chacha.counter[0] = 1;
ctx->chacha.partial_len = 0;
Poly1305_Update(poly, ctx->tls_aad, POLY1305_BLOCK_SIZE);
tohash = ctr;
tohash_len = 0;
ctx->len.aad = EVP_AEAD_TLS1_AAD_LEN;
ctx->len.text = plen;
if (bctx->enc) {
ChaCha20_ctr32(out, in, plen, ctx->chacha.key.d, ctx->chacha.counter);
Poly1305_Update(poly, out, plen);
} else {
Poly1305_Update(poly, in, plen);
ChaCha20_ctr32(out, in, plen, ctx->chacha.key.d, ctx->chacha.counter);
}
in += plen;
out += plen;
tail = (0 - plen) & (POLY1305_BLOCK_SIZE - 1);
Poly1305_Update(poly, zero, tail);
}
if (IS_LITTLE_ENDIAN) {
memcpy(ctr, (unsigned char *)&ctx->len, POLY1305_BLOCK_SIZE);
} else {
ctr[0] = (unsigned char)(ctx->len.aad);
ctr[1] = (unsigned char)(ctx->len.aad>>8);
ctr[2] = (unsigned char)(ctx->len.aad>>16);
ctr[3] = (unsigned char)(ctx->len.aad>>24);
ctr[4] = (unsigned char)(ctx->len.aad>>32);
ctr[5] = (unsigned char)(ctx->len.aad>>40);
ctr[6] = (unsigned char)(ctx->len.aad>>48);
ctr[7] = (unsigned char)(ctx->len.aad>>56);
ctr[8] = (unsigned char)(ctx->len.text);
ctr[9] = (unsigned char)(ctx->len.text>>8);
ctr[10] = (unsigned char)(ctx->len.text>>16);
ctr[11] = (unsigned char)(ctx->len.text>>24);
ctr[12] = (unsigned char)(ctx->len.text>>32);
ctr[13] = (unsigned char)(ctx->len.text>>40);
ctr[14] = (unsigned char)(ctx->len.text>>48);
ctr[15] = (unsigned char)(ctx->len.text>>56);
}
tohash_len += POLY1305_BLOCK_SIZE;
Poly1305_Update(poly, tohash, tohash_len);
OPENSSL_cleanse(buf, buf_len);
Poly1305_Final(poly, bctx->enc ? ctx->tag : tohash);
ctx->tls_payload_length = NO_TLS_PAYLOAD_LENGTH;
if (bctx->enc) {
memcpy(out, ctx->tag, POLY1305_BLOCK_SIZE);
} else {
if (CRYPTO_memcmp(tohash, in, POLY1305_BLOCK_SIZE)) {
if (len > POLY1305_BLOCK_SIZE)
memset(out - (len - POLY1305_BLOCK_SIZE), 0,
len - POLY1305_BLOCK_SIZE);
return 0;
}
len -= POLY1305_BLOCK_SIZE;
}
*out_padlen = len;
return 1;
}
#else
static const unsigned char zero[CHACHA_BLK_SIZE] = { 0 };
#endif
static int chacha20_poly1305_aead_cipher(PROV_CIPHER_CTX *bctx,
unsigned char *out, size_t *outl,
const unsigned char *in, size_t inl)
{
PROV_CHACHA20_POLY1305_CTX *ctx = (PROV_CHACHA20_POLY1305_CTX *)bctx;
POLY1305 *poly = &ctx->poly1305;
size_t rem, plen = ctx->tls_payload_length;
size_t olen = 0;
int rv = 0;
DECLARE_IS_ENDIAN;
if (!ctx->mac_inited) {
if (plen != NO_TLS_PAYLOAD_LENGTH && out != NULL) {
if (inl != plen + POLY1305_BLOCK_SIZE)
return 0;
#if !defined(OPENSSL_SMALL_FOOTPRINT)
return chacha20_poly1305_tls_cipher(bctx, out, outl, in, inl);
#endif
}
ctx->chacha.counter[0] = 0;
ChaCha20_ctr32(ctx->chacha.buf, zero, CHACHA_BLK_SIZE,
ctx->chacha.key.d, ctx->chacha.counter);
Poly1305_Init(poly, ctx->chacha.buf);
ctx->chacha.counter[0] = 1;
ctx->chacha.partial_len = 0;
ctx->len.aad = ctx->len.text = 0;
ctx->mac_inited = 1;
if (plen != NO_TLS_PAYLOAD_LENGTH) {
Poly1305_Update(poly, ctx->tls_aad, EVP_AEAD_TLS1_AAD_LEN);
ctx->len.aad = EVP_AEAD_TLS1_AAD_LEN;
ctx->aad = 1;
}
}
if (in != NULL) {
if (out == NULL) {
Poly1305_Update(poly, in, inl);
ctx->len.aad += inl;
ctx->aad = 1;
goto finish;
} else {
if (ctx->aad) {
if ((rem = (size_t)ctx->len.aad % POLY1305_BLOCK_SIZE))
Poly1305_Update(poly, zero, POLY1305_BLOCK_SIZE - rem);
ctx->aad = 0;
}
ctx->tls_payload_length = NO_TLS_PAYLOAD_LENGTH;
if (plen == NO_TLS_PAYLOAD_LENGTH)
plen = inl;
else if (inl != plen + POLY1305_BLOCK_SIZE)
goto err;
if (bctx->enc) {
ctx->chacha.base.hw->cipher(&ctx->chacha.base, out, in, plen);
Poly1305_Update(poly, out, plen);
in += plen;
out += plen;
ctx->len.text += plen;
} else {
Poly1305_Update(poly, in, plen);
ctx->chacha.base.hw->cipher(&ctx->chacha.base, out, in, plen);
in += plen;
out += plen;
ctx->len.text += plen;
}
}
}
if (in == NULL || inl != plen) {
unsigned char temp[POLY1305_BLOCK_SIZE];
if (ctx->aad) {
if ((rem = (size_t)ctx->len.aad % POLY1305_BLOCK_SIZE))
Poly1305_Update(poly, zero, POLY1305_BLOCK_SIZE - rem);
ctx->aad = 0;
}
if ((rem = (size_t)ctx->len.text % POLY1305_BLOCK_SIZE))
Poly1305_Update(poly, zero, POLY1305_BLOCK_SIZE - rem);
if (IS_LITTLE_ENDIAN) {
Poly1305_Update(poly, (unsigned char *)&ctx->len,
POLY1305_BLOCK_SIZE);
} else {
temp[0] = (unsigned char)(ctx->len.aad);
temp[1] = (unsigned char)(ctx->len.aad>>8);
temp[2] = (unsigned char)(ctx->len.aad>>16);
temp[3] = (unsigned char)(ctx->len.aad>>24);
temp[4] = (unsigned char)(ctx->len.aad>>32);
temp[5] = (unsigned char)(ctx->len.aad>>40);
temp[6] = (unsigned char)(ctx->len.aad>>48);
temp[7] = (unsigned char)(ctx->len.aad>>56);
temp[8] = (unsigned char)(ctx->len.text);
temp[9] = (unsigned char)(ctx->len.text>>8);
temp[10] = (unsigned char)(ctx->len.text>>16);
temp[11] = (unsigned char)(ctx->len.text>>24);
temp[12] = (unsigned char)(ctx->len.text>>32);
temp[13] = (unsigned char)(ctx->len.text>>40);
temp[14] = (unsigned char)(ctx->len.text>>48);
temp[15] = (unsigned char)(ctx->len.text>>56);
Poly1305_Update(poly, temp, POLY1305_BLOCK_SIZE);
}
Poly1305_Final(poly, bctx->enc ? ctx->tag : temp);
ctx->mac_inited = 0;
if (in != NULL && inl != plen) {
if (bctx->enc) {
memcpy(out, ctx->tag, POLY1305_BLOCK_SIZE);
} else {
if (CRYPTO_memcmp(temp, in, POLY1305_BLOCK_SIZE)) {
memset(out - plen, 0, plen);
goto err;
}
inl -= POLY1305_BLOCK_SIZE;
}
}
else if (!bctx->enc) {
if (CRYPTO_memcmp(temp, ctx->tag, ctx->tag_len))
goto err;
}
}
finish:
olen = inl;
rv = 1;
err:
*outl = olen;
return rv;
}
static const PROV_CIPHER_HW_CHACHA20_POLY1305 chacha20poly1305_hw =
{
{ chacha20_poly1305_initkey, NULL },
chacha20_poly1305_aead_cipher,
chacha20_poly1305_initiv,
chacha_poly1305_tls_init,
chacha_poly1305_tls_iv_set_fixed
};
const PROV_CIPHER_HW *ossl_prov_cipher_hw_chacha20_poly1305(size_t keybits)
{
return (PROV_CIPHER_HW *)&chacha20poly1305_hw;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_chacha20_poly1305_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_aes_cbc_hmac_sha.h"
#if !defined(AES_CBC_HMAC_SHA_CAPABLE) || !defined(AESNI_CAPABLE)
int ossl_cipher_capable_aes_cbc_hmac_sha1(void)
{
return 0;
}
const PROV_CIPHER_HW_AES_HMAC_SHA *ossl_prov_cipher_hw_aes_cbc_hmac_sha1(void)
{
return NULL;
}
#else
# include <openssl/rand.h>
# include "crypto/evp.h"
# include "internal/constant_time.h"
void sha1_block_data_order(void *c, const void *p, size_t len);
void aesni_cbc_sha1_enc(const void *inp, void *out, size_t blocks,
const AES_KEY *key, unsigned char iv[16],
SHA_CTX *ctx, const void *in0);
int ossl_cipher_capable_aes_cbc_hmac_sha1(void)
{
return AESNI_CBC_HMAC_SHA_CAPABLE;
}
static int aesni_cbc_hmac_sha1_init_key(PROV_CIPHER_CTX *vctx,
const unsigned char *key, size_t keylen)
{
int ret;
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
PROV_AES_HMAC_SHA1_CTX *sctx = (PROV_AES_HMAC_SHA1_CTX *)vctx;
if (ctx->base.enc)
ret = aesni_set_encrypt_key(key, keylen * 8, &ctx->ks);
else
ret = aesni_set_decrypt_key(key, keylen * 8, &ctx->ks);
SHA1_Init(&sctx->head);
sctx->tail = sctx->head;
sctx->md = sctx->head;
ctx->payload_length = NO_PAYLOAD_LENGTH;
vctx->removetlspad = 1;
vctx->removetlsfixed = SHA_DIGEST_LENGTH + AES_BLOCK_SIZE;
return ret < 0 ? 0 : 1;
}
static void sha1_update(SHA_CTX *c, const void *data, size_t len)
{
const unsigned char *ptr = data;
size_t res;
if ((res = c->num)) {
res = SHA_CBLOCK - res;
if (len < res)
res = len;
SHA1_Update(c, ptr, res);
ptr += res;
len -= res;
}
res = len % SHA_CBLOCK;
len -= res;
if (len) {
sha1_block_data_order(c, ptr, len / SHA_CBLOCK);
ptr += len;
c->Nh += len >> 29;
c->Nl += len <<= 3;
if (c->Nl < (unsigned int)len)
c->Nh++;
}
if (res)
SHA1_Update(c, ptr, res);
}
# if !defined(OPENSSL_NO_MULTIBLOCK)
typedef struct {
unsigned int A[8], B[8], C[8], D[8], E[8];
} SHA1_MB_CTX;
typedef struct {
const unsigned char *ptr;
int blocks;
} HASH_DESC;
typedef struct {
const unsigned char *inp;
unsigned char *out;
int blocks;
u64 iv[2];
} CIPH_DESC;
void sha1_multi_block(SHA1_MB_CTX *, const HASH_DESC *, int);
void aesni_multi_cbc_encrypt(CIPH_DESC *, void *, int);
static size_t tls1_multi_block_encrypt(void *vctx,
unsigned char *out,
const unsigned char *inp,
size_t inp_len, int n4x)
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
PROV_AES_HMAC_SHA1_CTX *sctx = (PROV_AES_HMAC_SHA1_CTX *)vctx;
HASH_DESC hash_d[8], edges[8];
CIPH_DESC ciph_d[8];
unsigned char storage[sizeof(SHA1_MB_CTX) + 32];
union {
u64 q[16];
u32 d[32];
u8 c[128];
} blocks[8];
SHA1_MB_CTX *mctx;
unsigned int frag, last, packlen, i;
unsigned int x4 = 4 * n4x, minblocks, processed = 0;
size_t ret = 0;
u8 *IVs;
# if defined(BSWAP8)
u64 seqnum;
# endif
if (RAND_bytes_ex(ctx->base.libctx, (IVs = blocks[0].c), 16 * x4, 0) <= 0)
return 0;
mctx = (SHA1_MB_CTX *) (storage + 32 - ((size_t)storage % 32));
frag = (unsigned int)inp_len >> (1 + n4x);
last = (unsigned int)inp_len + frag - (frag << (1 + n4x));
if (last > frag && ((last + 13 + 9) % 64) < (x4 - 1)) {
frag++;
last -= x4 - 1;
}
packlen = 5 + 16 + ((frag + 20 + 16) & -16);
hash_d[0].ptr = inp;
ciph_d[0].inp = inp;
ciph_d[0].out = out + 5 + 16;
memcpy(ciph_d[0].out - 16, IVs, 16);
memcpy(ciph_d[0].iv, IVs, 16);
IVs += 16;
for (i = 1; i < x4; i++) {
ciph_d[i].inp = hash_d[i].ptr = hash_d[i - 1].ptr + frag;
ciph_d[i].out = ciph_d[i - 1].out + packlen;
memcpy(ciph_d[i].out - 16, IVs, 16);
memcpy(ciph_d[i].iv, IVs, 16);
IVs += 16;
}
# if defined(BSWAP8)
memcpy(blocks[0].c, sctx->md.data, 8);
seqnum = BSWAP8(blocks[0].q[0]);
# endif
for (i = 0; i < x4; i++) {
unsigned int len = (i == (x4 - 1) ? last : frag);
# if !defined(BSWAP8)
unsigned int carry, j;
# endif
mctx->A[i] = sctx->md.h0;
mctx->B[i] = sctx->md.h1;
mctx->C[i] = sctx->md.h2;
mctx->D[i] = sctx->md.h3;
mctx->E[i] = sctx->md.h4;
# if defined(BSWAP8)
blocks[i].q[0] = BSWAP8(seqnum + i);
# else
for (carry = i, j = 8; j--;) {
blocks[i].c[j] = ((u8 *)sctx->md.data)[j] + carry;
carry = (blocks[i].c[j] - carry) >> (sizeof(carry) * 8 - 1);
}
# endif
blocks[i].c[8] = ((u8 *)sctx->md.data)[8];
blocks[i].c[9] = ((u8 *)sctx->md.data)[9];
blocks[i].c[10] = ((u8 *)sctx->md.data)[10];
blocks[i].c[11] = (u8)(len >> 8);
blocks[i].c[12] = (u8)(len);
memcpy(blocks[i].c + 13, hash_d[i].ptr, 64 - 13);
hash_d[i].ptr += 64 - 13;
hash_d[i].blocks = (len - (64 - 13)) / 64;
edges[i].ptr = blocks[i].c;
edges[i].blocks = 1;
}
sha1_multi_block(mctx, edges, n4x);
# define MAXCHUNKSIZE 2048
# if MAXCHUNKSIZE%64
# error "MAXCHUNKSIZE is not divisible by 64"
# elif MAXCHUNKSIZE
minblocks = ((frag <= last ? frag : last) - (64 - 13)) / 64;
if (minblocks > MAXCHUNKSIZE / 64) {
for (i = 0; i < x4; i++) {
edges[i].ptr = hash_d[i].ptr;
edges[i].blocks = MAXCHUNKSIZE / 64;
ciph_d[i].blocks = MAXCHUNKSIZE / 16;
}
do {
sha1_multi_block(mctx, edges, n4x);
aesni_multi_cbc_encrypt(ciph_d, &ctx->ks, n4x);
for (i = 0; i < x4; i++) {
edges[i].ptr = hash_d[i].ptr += MAXCHUNKSIZE;
hash_d[i].blocks -= MAXCHUNKSIZE / 64;
edges[i].blocks = MAXCHUNKSIZE / 64;
ciph_d[i].inp += MAXCHUNKSIZE;
ciph_d[i].out += MAXCHUNKSIZE;
ciph_d[i].blocks = MAXCHUNKSIZE / 16;
memcpy(ciph_d[i].iv, ciph_d[i].out - 16, 16);
}
processed += MAXCHUNKSIZE;
minblocks -= MAXCHUNKSIZE / 64;
} while (minblocks > MAXCHUNKSIZE / 64);
}
# endif
# undef MAXCHUNKSIZE
sha1_multi_block(mctx, hash_d, n4x);
memset(blocks, 0, sizeof(blocks));
for (i = 0; i < x4; i++) {
unsigned int len = (i == (x4 - 1) ? last : frag),
off = hash_d[i].blocks * 64;
const unsigned char *ptr = hash_d[i].ptr + off;
off = (len - processed) - (64 - 13) - off;
memcpy(blocks[i].c, ptr, off);
blocks[i].c[off] = 0x80;
len += 64 + 13;
len *= 8;
if (off < (64 - 8)) {
# ifdef BSWAP4
blocks[i].d[15] = BSWAP4(len);
# else
PUTU32(blocks[i].c + 60, len);
# endif
edges[i].blocks = 1;
} else {
# ifdef BSWAP4
blocks[i].d[31] = BSWAP4(len);
# else
PUTU32(blocks[i].c + 124, len);
# endif
edges[i].blocks = 2;
}
edges[i].ptr = blocks[i].c;
}
sha1_multi_block(mctx, edges, n4x);
memset(blocks, 0, sizeof(blocks));
for (i = 0; i < x4; i++) {
# ifdef BSWAP4
blocks[i].d[0] = BSWAP4(mctx->A[i]);
mctx->A[i] = sctx->tail.h0;
blocks[i].d[1] = BSWAP4(mctx->B[i]);
mctx->B[i] = sctx->tail.h1;
blocks[i].d[2] = BSWAP4(mctx->C[i]);
mctx->C[i] = sctx->tail.h2;
blocks[i].d[3] = BSWAP4(mctx->D[i]);
mctx->D[i] = sctx->tail.h3;
blocks[i].d[4] = BSWAP4(mctx->E[i]);
mctx->E[i] = sctx->tail.h4;
blocks[i].c[20] = 0x80;
blocks[i].d[15] = BSWAP4((64 + 20) * 8);
# else
PUTU32(blocks[i].c + 0, mctx->A[i]);
mctx->A[i] = sctx->tail.h0;
PUTU32(blocks[i].c + 4, mctx->B[i]);
mctx->B[i] = sctx->tail.h1;
PUTU32(blocks[i].c + 8, mctx->C[i]);
mctx->C[i] = sctx->tail.h2;
PUTU32(blocks[i].c + 12, mctx->D[i]);
mctx->D[i] = sctx->tail.h3;
PUTU32(blocks[i].c + 16, mctx->E[i]);
mctx->E[i] = sctx->tail.h4;
blocks[i].c[20] = 0x80;
PUTU32(blocks[i].c + 60, (64 + 20) * 8);
# endif
edges[i].ptr = blocks[i].c;
edges[i].blocks = 1;
}
sha1_multi_block(mctx, edges, n4x);
for (i = 0; i < x4; i++) {
unsigned int len = (i == (x4 - 1) ? last : frag), pad, j;
unsigned char *out0 = out;
memcpy(ciph_d[i].out, ciph_d[i].inp, len - processed);
ciph_d[i].inp = ciph_d[i].out;
out += 5 + 16 + len;
PUTU32(out + 0, mctx->A[i]);
PUTU32(out + 4, mctx->B[i]);
PUTU32(out + 8, mctx->C[i]);
PUTU32(out + 12, mctx->D[i]);
PUTU32(out + 16, mctx->E[i]);
out += 20;
len += 20;
pad = 15 - len % 16;
for (j = 0; j <= pad; j++)
*(out++) = pad;
len += pad + 1;
ciph_d[i].blocks = (len - processed) / 16;
len += 16;
out0[0] = ((u8 *)sctx->md.data)[8];
out0[1] = ((u8 *)sctx->md.data)[9];
out0[2] = ((u8 *)sctx->md.data)[10];
out0[3] = (u8)(len >> 8);
out0[4] = (u8)(len);
ret += len + 5;
inp += frag;
}
aesni_multi_cbc_encrypt(ciph_d, &ctx->ks, n4x);
OPENSSL_cleanse(blocks, sizeof(blocks));
OPENSSL_cleanse(mctx, sizeof(*mctx));
ctx->multiblock_encrypt_len = ret;
return ret;
}
# endif
static int aesni_cbc_hmac_sha1_cipher(PROV_CIPHER_CTX *vctx,
unsigned char *out,
const unsigned char *in, size_t len)
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
PROV_AES_HMAC_SHA1_CTX *sctx = (PROV_AES_HMAC_SHA1_CTX *)vctx;
unsigned int l;
size_t plen = ctx->payload_length;
size_t iv = 0;
size_t aes_off = 0, blocks;
size_t sha_off = SHA_CBLOCK - sctx->md.num;
ctx->payload_length = NO_PAYLOAD_LENGTH;
if (len % AES_BLOCK_SIZE)
return 0;
if (ctx->base.enc) {
if (plen == NO_PAYLOAD_LENGTH)
plen = len;
else if (len !=
((plen + SHA_DIGEST_LENGTH +
AES_BLOCK_SIZE) & -AES_BLOCK_SIZE))
return 0;
else if (ctx->aux.tls_ver >= TLS1_1_VERSION)
iv = AES_BLOCK_SIZE;
if (plen > (sha_off + iv)
&& (blocks = (plen - (sha_off + iv)) / SHA_CBLOCK)) {
sha1_update(&sctx->md, in + iv, sha_off);
aesni_cbc_sha1_enc(in, out, blocks, &ctx->ks, ctx->base.iv,
&sctx->md, in + iv + sha_off);
blocks *= SHA_CBLOCK;
aes_off += blocks;
sha_off += blocks;
sctx->md.Nh += blocks >> 29;
sctx->md.Nl += blocks <<= 3;
if (sctx->md.Nl < (unsigned int)blocks)
sctx->md.Nh++;
} else {
sha_off = 0;
}
sha_off += iv;
sha1_update(&sctx->md, in + sha_off, plen - sha_off);
if (plen != len) {
if (in != out)
memcpy(out + aes_off, in + aes_off, plen - aes_off);
SHA1_Final(out + plen, &sctx->md);
sctx->md = sctx->tail;
sha1_update(&sctx->md, out + plen, SHA_DIGEST_LENGTH);
SHA1_Final(out + plen, &sctx->md);
plen += SHA_DIGEST_LENGTH;
for (l = len - plen - 1; plen < len; plen++)
out[plen] = l;
aesni_cbc_encrypt(out + aes_off, out + aes_off, len - aes_off,
&ctx->ks, ctx->base.iv, 1);
} else {
aesni_cbc_encrypt(in + aes_off, out + aes_off, len - aes_off,
&ctx->ks, ctx->base.iv, 1);
}
} else {
union {
unsigned int u[SHA_DIGEST_LENGTH / sizeof(unsigned int)];
unsigned char c[32 + SHA_DIGEST_LENGTH];
} mac, *pmac;
pmac = (void *)(((size_t)mac.c + 31) & ((size_t)0 - 32));
if (plen != NO_PAYLOAD_LENGTH) {
size_t inp_len, mask, j, i;
unsigned int res, maxpad, pad, bitlen;
int ret = 1;
union {
unsigned int u[SHA_LBLOCK];
unsigned char c[SHA_CBLOCK];
} *data = (void *)sctx->md.data;
if ((ctx->aux.tls_aad[plen - 4] << 8 | ctx->aux.tls_aad[plen - 3])
>= TLS1_1_VERSION) {
if (len < (AES_BLOCK_SIZE + SHA_DIGEST_LENGTH + 1))
return 0;
memcpy(ctx->base.iv, in, AES_BLOCK_SIZE);
in += AES_BLOCK_SIZE;
out += AES_BLOCK_SIZE;
len -= AES_BLOCK_SIZE;
} else if (len < (SHA_DIGEST_LENGTH + 1))
return 0;
aesni_cbc_encrypt(in, out, len, &ctx->ks, ctx->base.iv, 0);
pad = out[len - 1];
maxpad = len - (SHA_DIGEST_LENGTH + 1);
maxpad |= (255 - maxpad) >> (sizeof(maxpad) * 8 - 8);
maxpad &= 255;
mask = constant_time_ge(maxpad, pad);
ret &= mask;
pad = constant_time_select(mask, pad, maxpad);
inp_len = len - (SHA_DIGEST_LENGTH + pad + 1);
ctx->aux.tls_aad[plen - 2] = inp_len >> 8;
ctx->aux.tls_aad[plen - 1] = inp_len;
sctx->md = sctx->head;
sha1_update(&sctx->md, ctx->aux.tls_aad, plen);
len -= SHA_DIGEST_LENGTH;
if (len >= (256 + SHA_CBLOCK)) {
j = (len - (256 + SHA_CBLOCK)) & (0 - SHA_CBLOCK);
j += SHA_CBLOCK - sctx->md.num;
sha1_update(&sctx->md, out, j);
out += j;
len -= j;
inp_len -= j;
}
bitlen = sctx->md.Nl + (inp_len << 3);
# ifdef BSWAP4
bitlen = BSWAP4(bitlen);
# else
mac.c[0] = 0;
mac.c[1] = (unsigned char)(bitlen >> 16);
mac.c[2] = (unsigned char)(bitlen >> 8);
mac.c[3] = (unsigned char)bitlen;
bitlen = mac.u[0];
# endif
pmac->u[0] = 0;
pmac->u[1] = 0;
pmac->u[2] = 0;
pmac->u[3] = 0;
pmac->u[4] = 0;
for (res = sctx->md.num, j = 0; j < len; j++) {
size_t c = out[j];
mask = (j - inp_len) >> (sizeof(j) * 8 - 8);
c &= mask;
c |= 0x80 & ~mask & ~((inp_len - j) >> (sizeof(j) * 8 - 8));
data->c[res++] = (unsigned char)c;
if (res != SHA_CBLOCK)
continue;
mask = 0 - ((inp_len + 7 - j) >> (sizeof(j) * 8 - 1));
data->u[SHA_LBLOCK - 1] |= bitlen & mask;
sha1_block_data_order(&sctx->md, data, 1);
mask &= 0 - ((j - inp_len - 72) >> (sizeof(j) * 8 - 1));
pmac->u[0] |= sctx->md.h0 & mask;
pmac->u[1] |= sctx->md.h1 & mask;
pmac->u[2] |= sctx->md.h2 & mask;
pmac->u[3] |= sctx->md.h3 & mask;
pmac->u[4] |= sctx->md.h4 & mask;
res = 0;
}
for (i = res; i < SHA_CBLOCK; i++, j++)
data->c[i] = 0;
if (res > SHA_CBLOCK - 8) {
mask = 0 - ((inp_len + 8 - j) >> (sizeof(j) * 8 - 1));
data->u[SHA_LBLOCK - 1] |= bitlen & mask;
sha1_block_data_order(&sctx->md, data, 1);
mask &= 0 - ((j - inp_len - 73) >> (sizeof(j) * 8 - 1));
pmac->u[0] |= sctx->md.h0 & mask;
pmac->u[1] |= sctx->md.h1 & mask;
pmac->u[2] |= sctx->md.h2 & mask;
pmac->u[3] |= sctx->md.h3 & mask;
pmac->u[4] |= sctx->md.h4 & mask;
memset(data, 0, SHA_CBLOCK);
j += 64;
}
data->u[SHA_LBLOCK - 1] = bitlen;
sha1_block_data_order(&sctx->md, data, 1);
mask = 0 - ((j - inp_len - 73) >> (sizeof(j) * 8 - 1));
pmac->u[0] |= sctx->md.h0 & mask;
pmac->u[1] |= sctx->md.h1 & mask;
pmac->u[2] |= sctx->md.h2 & mask;
pmac->u[3] |= sctx->md.h3 & mask;
pmac->u[4] |= sctx->md.h4 & mask;
# ifdef BSWAP4
pmac->u[0] = BSWAP4(pmac->u[0]);
pmac->u[1] = BSWAP4(pmac->u[1]);
pmac->u[2] = BSWAP4(pmac->u[2]);
pmac->u[3] = BSWAP4(pmac->u[3]);
pmac->u[4] = BSWAP4(pmac->u[4]);
# else
for (i = 0; i < 5; i++) {
res = pmac->u[i];
pmac->c[4 * i + 0] = (unsigned char)(res >> 24);
pmac->c[4 * i + 1] = (unsigned char)(res >> 16);
pmac->c[4 * i + 2] = (unsigned char)(res >> 8);
pmac->c[4 * i + 3] = (unsigned char)res;
}
# endif
len += SHA_DIGEST_LENGTH;
sctx->md = sctx->tail;
sha1_update(&sctx->md, pmac->c, SHA_DIGEST_LENGTH);
SHA1_Final(pmac->c, &sctx->md);
out += inp_len;
len -= inp_len;
{
unsigned char *p = out + len - 1 - maxpad - SHA_DIGEST_LENGTH;
size_t off = out - p;
unsigned int c, cmask;
for (res = 0, i = 0, j = 0; j < maxpad + SHA_DIGEST_LENGTH; j++) {
c = p[j];
cmask =
((int)(j - off - SHA_DIGEST_LENGTH)) >> (sizeof(int) *
8 - 1);
res |= (c ^ pad) & ~cmask;
cmask &= ((int)(off - 1 - j)) >> (sizeof(int) * 8 - 1);
res |= (c ^ pmac->c[i]) & cmask;
i += 1 & cmask;
}
res = 0 - ((0 - res) >> (sizeof(res) * 8 - 1));
ret &= (int)~res;
}
return ret;
} else {
aesni_cbc_encrypt(in, out, len, &ctx->ks, ctx->base.iv, 0);
sha1_update(&sctx->md, out, len);
}
}
return 1;
}
static void aesni_cbc_hmac_sha1_set_mac_key(void *vctx,
const unsigned char *mac, size_t len)
{
PROV_AES_HMAC_SHA1_CTX *ctx = (PROV_AES_HMAC_SHA1_CTX *)vctx;
unsigned int i;
unsigned char hmac_key[64];
memset(hmac_key, 0, sizeof(hmac_key));
if (len > (int)sizeof(hmac_key)) {
SHA1_Init(&ctx->head);
sha1_update(&ctx->head, mac, len);
SHA1_Final(hmac_key, &ctx->head);
} else {
memcpy(hmac_key, mac, len);
}
for (i = 0; i < sizeof(hmac_key); i++)
hmac_key[i] ^= 0x36;
SHA1_Init(&ctx->head);
sha1_update(&ctx->head, hmac_key, sizeof(hmac_key));
for (i = 0; i < sizeof(hmac_key); i++)
hmac_key[i] ^= 0x36 ^ 0x5c;
SHA1_Init(&ctx->tail);
sha1_update(&ctx->tail, hmac_key, sizeof(hmac_key));
OPENSSL_cleanse(hmac_key, sizeof(hmac_key));
}
static int aesni_cbc_hmac_sha1_set_tls1_aad(void *vctx,
unsigned char *aad_rec, int aad_len)
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
PROV_AES_HMAC_SHA1_CTX *sctx = (PROV_AES_HMAC_SHA1_CTX *)vctx;
unsigned char *p = aad_rec;
unsigned int len;
if (aad_len != EVP_AEAD_TLS1_AAD_LEN)
return -1;
len = p[aad_len - 2] << 8 | p[aad_len - 1];
if (ctx->base.enc) {
ctx->payload_length = len;
if ((ctx->aux.tls_ver =
p[aad_len - 4] << 8 | p[aad_len - 3]) >= TLS1_1_VERSION) {
if (len < AES_BLOCK_SIZE)
return 0;
len -= AES_BLOCK_SIZE;
p[aad_len - 2] = len >> 8;
p[aad_len - 1] = len;
}
sctx->md = sctx->head;
sha1_update(&sctx->md, p, aad_len);
ctx->tls_aad_pad = (int)(((len + SHA_DIGEST_LENGTH +
AES_BLOCK_SIZE) & -AES_BLOCK_SIZE)
- len);
return 1;
} else {
memcpy(ctx->aux.tls_aad, aad_rec, aad_len);
ctx->payload_length = aad_len;
ctx->tls_aad_pad = SHA_DIGEST_LENGTH;
return 1;
}
}
# if !defined(OPENSSL_NO_MULTIBLOCK)
static int aesni_cbc_hmac_sha1_tls1_multiblock_max_bufsize(void *vctx)
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
OPENSSL_assert(ctx->multiblock_max_send_fragment != 0);
return (int)(5 + 16
+ (((int)ctx->multiblock_max_send_fragment + 20 + 16) & -16));
}
static int aesni_cbc_hmac_sha1_tls1_multiblock_aad(
void *vctx, EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM *param)
{
PROV_AES_HMAC_SHA_CTX *ctx = (PROV_AES_HMAC_SHA_CTX *)vctx;
PROV_AES_HMAC_SHA1_CTX *sctx = (PROV_AES_HMAC_SHA1_CTX *)vctx;
unsigned int n4x = 1, x4;
unsigned int frag, last, packlen, inp_len;
inp_len = param->inp[11] << 8 | param->inp[12];
ctx->multiblock_interleave = param->interleave;
if (ctx->base.enc) {
if ((param->inp[9] << 8 | param->inp[10]) < TLS1_1_VERSION)
return -1;
if (inp_len) {
if (inp_len < 4096)
return 0;
if (inp_len >= 8192 && OPENSSL_ia32cap_P[2] & (1 << 5))
n4x = 2;
} else if ((n4x = param->interleave / 4) && n4x <= 2)
inp_len = param->len;
else
return -1;
sctx->md = sctx->head;
sha1_update(&sctx->md, param->inp, 13);
x4 = 4 * n4x;
n4x += 1;
frag = inp_len >> n4x;
last = inp_len + frag - (frag << n4x);
if (last > frag && ((last + 13 + 9) % 64 < (x4 - 1))) {
frag++;
last -= x4 - 1;
}
packlen = 5 + 16 + ((frag + 20 + 16) & -16);
packlen = (packlen << n4x) - packlen;
packlen += 5 + 16 + ((last + 20 + 16) & -16);
param->interleave = x4;
ctx->multiblock_interleave = x4;
ctx->multiblock_aad_packlen = packlen;
return 1;
}
return -1;
}
static int aesni_cbc_hmac_sha1_tls1_multiblock_encrypt(
void *ctx, EVP_CTRL_TLS1_1_MULTIBLOCK_PARAM *param)
{
return (int)tls1_multi_block_encrypt(ctx, param->out,
param->inp, param->len,
param->interleave / 4);
}
# endif
static const PROV_CIPHER_HW_AES_HMAC_SHA cipher_hw_aes_hmac_sha1 = {
{
aesni_cbc_hmac_sha1_init_key,
aesni_cbc_hmac_sha1_cipher
},
aesni_cbc_hmac_sha1_set_mac_key,
aesni_cbc_hmac_sha1_set_tls1_aad,
# if !defined(OPENSSL_NO_MULTIBLOCK)
aesni_cbc_hmac_sha1_tls1_multiblock_max_bufsize,
aesni_cbc_hmac_sha1_tls1_multiblock_aad,
aesni_cbc_hmac_sha1_tls1_multiblock_encrypt
# endif
};
const PROV_CIPHER_HW_AES_HMAC_SHA *ossl_prov_cipher_hw_aes_cbc_hmac_sha1(void)
{
return &cipher_hw_aes_hmac_sha1;
}
#endif
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_cbc_hmac_sha1_hw.c | openssl |
#include "internal/deprecated.h"
#include "cipher_seed.h"
static int cipher_hw_seed_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key, size_t keylen)
{
PROV_SEED_CTX *sctx = (PROV_SEED_CTX *)ctx;
SEED_set_key(key, &(sctx->ks.ks));
return 1;
}
# define PROV_CIPHER_HW_seed_mode(mode, UCMODE) \
IMPLEMENT_CIPHER_HW_##UCMODE(mode, seed, PROV_SEED_CTX, SEED_KEY_SCHEDULE, \
SEED_##mode) \
static const PROV_CIPHER_HW seed_##mode = { \
cipher_hw_seed_initkey, \
cipher_hw_seed_##mode##_cipher \
}; \
const PROV_CIPHER_HW *ossl_prov_cipher_hw_seed_##mode(size_t keybits) \
{ \
return &seed_##mode; \
}
PROV_CIPHER_HW_seed_mode(cbc, CBC)
PROV_CIPHER_HW_seed_mode(ecb, ECB)
PROV_CIPHER_HW_seed_mode(ofb128, OFB)
PROV_CIPHER_HW_seed_mode(cfb128, CFB)
| ciphers | openssl/providers/implementations/ciphers/cipher_seed_hw.c | openssl |
#include "cipher_sm4_xts.h"
#define XTS_SET_KEY_FN(fn_set_enc_key, fn_set_dec_key, \
fn_block_enc, fn_block_dec, \
fn_stream, fn_stream_gb) { \
size_t bytes = keylen / 2; \
\
if (ctx->enc) { \
fn_set_enc_key(key, &xctx->ks1.ks); \
xctx->xts.block1 = (block128_f)fn_block_enc; \
} else { \
fn_set_dec_key(key, &xctx->ks1.ks); \
xctx->xts.block1 = (block128_f)fn_block_dec; \
} \
fn_set_enc_key(key + bytes, &xctx->ks2.ks); \
xctx->xts.block2 = (block128_f)fn_block_enc; \
xctx->xts.key1 = &xctx->ks1; \
xctx->xts.key2 = &xctx->ks2; \
xctx->stream = fn_stream; \
xctx->stream_gb = fn_stream_gb; \
}
static int cipher_hw_sm4_xts_generic_initkey(PROV_CIPHER_CTX *ctx,
const unsigned char *key,
size_t keylen)
{
PROV_SM4_XTS_CTX *xctx = (PROV_SM4_XTS_CTX *)ctx;
OSSL_xts_stream_fn stream = NULL;
OSSL_xts_stream_fn stream_gb = NULL;
#ifdef HWSM4_CAPABLE
if (HWSM4_CAPABLE) {
XTS_SET_KEY_FN(HWSM4_set_encrypt_key, HWSM4_set_decrypt_key,
HWSM4_encrypt, HWSM4_decrypt, stream, stream_gb);
return 1;
} else
#endif
#ifdef VPSM4_EX_CAPABLE
if (VPSM4_EX_CAPABLE) {
stream = vpsm4_ex_xts_encrypt;
stream_gb = vpsm4_ex_xts_encrypt_gb;
XTS_SET_KEY_FN(vpsm4_ex_set_encrypt_key, vpsm4_ex_set_decrypt_key,
vpsm4_ex_encrypt, vpsm4_ex_decrypt, stream, stream_gb);
return 1;
} else
#endif
#ifdef VPSM4_CAPABLE
if (VPSM4_CAPABLE) {
stream = vpsm4_xts_encrypt;
stream_gb = vpsm4_xts_encrypt_gb;
XTS_SET_KEY_FN(vpsm4_set_encrypt_key, vpsm4_set_decrypt_key,
vpsm4_encrypt, vpsm4_decrypt, stream, stream_gb);
return 1;
} else
#endif
{
(void)0;
}
{
XTS_SET_KEY_FN(ossl_sm4_set_key, ossl_sm4_set_key, ossl_sm4_encrypt,
ossl_sm4_decrypt, stream, stream_gb);
}
return 1;
}
static void cipher_hw_sm4_xts_copyctx(PROV_CIPHER_CTX *dst,
const PROV_CIPHER_CTX *src)
{
PROV_SM4_XTS_CTX *sctx = (PROV_SM4_XTS_CTX *)src;
PROV_SM4_XTS_CTX *dctx = (PROV_SM4_XTS_CTX *)dst;
*dctx = *sctx;
dctx->xts.key1 = &dctx->ks1.ks;
dctx->xts.key2 = &dctx->ks2.ks;
}
static const PROV_CIPHER_HW sm4_generic_xts = {
cipher_hw_sm4_xts_generic_initkey,
NULL,
cipher_hw_sm4_xts_copyctx
};
#if defined(__riscv) && __riscv_xlen == 64
# include "cipher_sm4_xts_hw_rv64i.inc"
#else
const PROV_CIPHER_HW *ossl_prov_cipher_hw_sm4_xts(size_t keybits)
{
return &sm4_generic_xts;
}
#endif
| ciphers | openssl/providers/implementations/ciphers/cipher_sm4_xts_hw.c | openssl |
#include "internal/deprecated.h"
#include <openssl/proverr.h>
#include "cipher_aes.h"
#include "prov/providercommon.h"
#include "prov/implementations.h"
#define AES_WRAP_PAD_IVLEN 4
#define AES_WRAP_NOPAD_IVLEN 8
#define WRAP_FLAGS (PROV_CIPHER_FLAG_CUSTOM_IV)
#define WRAP_FLAGS_INV (WRAP_FLAGS | PROV_CIPHER_FLAG_INVERSE_CIPHER)
typedef size_t (*aeswrap_fn)(void *key, const unsigned char *iv,
unsigned char *out, const unsigned char *in,
size_t inlen, block128_f block);
static OSSL_FUNC_cipher_encrypt_init_fn aes_wrap_einit;
static OSSL_FUNC_cipher_decrypt_init_fn aes_wrap_dinit;
static OSSL_FUNC_cipher_update_fn aes_wrap_cipher;
static OSSL_FUNC_cipher_final_fn aes_wrap_final;
static OSSL_FUNC_cipher_freectx_fn aes_wrap_freectx;
static OSSL_FUNC_cipher_set_ctx_params_fn aes_wrap_set_ctx_params;
typedef struct prov_aes_wrap_ctx_st {
PROV_CIPHER_CTX base;
union {
OSSL_UNION_ALIGN;
AES_KEY ks;
} ks;
aeswrap_fn wrapfn;
} PROV_AES_WRAP_CTX;
static void *aes_wrap_newctx(size_t kbits, size_t blkbits,
size_t ivbits, unsigned int mode, uint64_t flags)
{
PROV_AES_WRAP_CTX *wctx;
PROV_CIPHER_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
wctx = OPENSSL_zalloc(sizeof(*wctx));
ctx = (PROV_CIPHER_CTX *)wctx;
if (ctx != NULL) {
ossl_cipher_generic_initkey(ctx, kbits, blkbits, ivbits, mode, flags,
NULL, NULL);
ctx->pad = (ctx->ivlen == AES_WRAP_PAD_IVLEN);
}
return wctx;
}
static void *aes_wrap_dupctx(void *wctx)
{
PROV_AES_WRAP_CTX *ctx = wctx;
PROV_AES_WRAP_CTX *dctx = wctx;
if (ctx == NULL)
return NULL;
dctx = OPENSSL_memdup(ctx, sizeof(*ctx));
if (dctx != NULL && dctx->base.tlsmac != NULL && dctx->base.alloced) {
dctx->base.tlsmac = OPENSSL_memdup(dctx->base.tlsmac,
dctx->base.tlsmacsize);
if (dctx->base.tlsmac == NULL) {
OPENSSL_free(dctx);
dctx = NULL;
}
}
return dctx;
}
static void aes_wrap_freectx(void *vctx)
{
PROV_AES_WRAP_CTX *wctx = (PROV_AES_WRAP_CTX *)vctx;
ossl_cipher_generic_reset_ctx((PROV_CIPHER_CTX *)vctx);
OPENSSL_clear_free(wctx, sizeof(*wctx));
}
static int aes_wrap_init(void *vctx, const unsigned char *key,
size_t keylen, const unsigned char *iv,
size_t ivlen, const OSSL_PARAM params[], int enc)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
PROV_AES_WRAP_CTX *wctx = (PROV_AES_WRAP_CTX *)vctx;
if (!ossl_prov_is_running())
return 0;
ctx->enc = enc;
if (ctx->pad)
wctx->wrapfn = enc ? CRYPTO_128_wrap_pad : CRYPTO_128_unwrap_pad;
else
wctx->wrapfn = enc ? CRYPTO_128_wrap : CRYPTO_128_unwrap;
if (iv != NULL) {
if (!ossl_cipher_generic_initiv(ctx, iv, ivlen))
return 0;
}
if (key != NULL) {
int use_forward_transform;
if (keylen != ctx->keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (ctx->inverse_cipher == 0)
use_forward_transform = ctx->enc;
else
use_forward_transform = !ctx->enc;
if (use_forward_transform) {
AES_set_encrypt_key(key, keylen * 8, &wctx->ks.ks);
ctx->block = (block128_f)AES_encrypt;
} else {
AES_set_decrypt_key(key, keylen * 8, &wctx->ks.ks);
ctx->block = (block128_f)AES_decrypt;
}
}
return aes_wrap_set_ctx_params(ctx, params);
}
static int aes_wrap_einit(void *ctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return aes_wrap_init(ctx, key, keylen, iv, ivlen, params, 1);
}
static int aes_wrap_dinit(void *ctx, const unsigned char *key, size_t keylen,
const unsigned char *iv, size_t ivlen,
const OSSL_PARAM params[])
{
return aes_wrap_init(ctx, key, keylen, iv, ivlen, params, 0);
}
static int aes_wrap_cipher_internal(void *vctx, unsigned char *out,
const unsigned char *in, size_t inlen)
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
PROV_AES_WRAP_CTX *wctx = (PROV_AES_WRAP_CTX *)vctx;
size_t rv;
int pad = ctx->pad;
if (in == NULL)
return 0;
if (inlen == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_INPUT_LENGTH);
return -1;
}
if (!ctx->enc && (inlen < 16 || inlen & 0x7)) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_INPUT_LENGTH);
return -1;
}
if (!pad && inlen & 0x7) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_INPUT_LENGTH);
return -1;
}
if (out == NULL) {
if (ctx->enc) {
if (pad)
inlen = (inlen + 7) / 8 * 8;
return inlen + 8;
} else {
return inlen - 8;
}
}
rv = wctx->wrapfn(&wctx->ks.ks, ctx->iv_set ? ctx->iv : NULL, out, in,
inlen, ctx->block);
if (!rv) {
ERR_raise(ERR_LIB_PROV, PROV_R_CIPHER_OPERATION_FAILED);
return -1;
}
if (rv > INT_MAX) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_OUTPUT_LENGTH);
return -1;
}
return (int)rv;
}
static int aes_wrap_final(void *vctx, unsigned char *out, size_t *outl,
size_t outsize)
{
if (!ossl_prov_is_running())
return 0;
*outl = 0;
return 1;
}
static int aes_wrap_cipher(void *vctx,
unsigned char *out, size_t *outl, size_t outsize,
const unsigned char *in, size_t inl)
{
PROV_AES_WRAP_CTX *ctx = (PROV_AES_WRAP_CTX *)vctx;
size_t len;
if (!ossl_prov_is_running())
return 0;
if (inl == 0) {
*outl = 0;
return 1;
}
if (outsize < inl) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
len = aes_wrap_cipher_internal(ctx, out, in, inl);
if (len <= 0)
return 0;
*outl = len;
return 1;
}
static int aes_wrap_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
PROV_CIPHER_CTX *ctx = (PROV_CIPHER_CTX *)vctx;
const OSSL_PARAM *p;
size_t keylen = 0;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_CIPHER_PARAM_KEYLEN);
if (p != NULL) {
if (!OSSL_PARAM_get_size_t(p, &keylen)) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
return 0;
}
if (ctx->keylen != keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
}
return 1;
}
#define IMPLEMENT_cipher(mode, fname, UCMODE, flags, kbits, blkbits, ivbits) \
static OSSL_FUNC_cipher_get_params_fn aes_##kbits##_##fname##_get_params; \
static int aes_##kbits##_##fname##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE,\
flags, kbits, blkbits, ivbits); \
} \
static OSSL_FUNC_cipher_newctx_fn aes_##kbits##fname##_newctx; \
static void *aes_##kbits##fname##_newctx(void *provctx) \
{ \
return aes_##mode##_newctx(kbits, blkbits, ivbits, \
EVP_CIPH_##UCMODE##_MODE, flags); \
} \
const OSSL_DISPATCH ossl_##aes##kbits##fname##_functions[] = { \
{ OSSL_FUNC_CIPHER_NEWCTX, \
(void (*)(void))aes_##kbits##fname##_newctx }, \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))aes_##mode##_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))aes_##mode##_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))aes_##mode##_cipher }, \
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void))aes_##mode##_final }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))aes_##mode##_freectx }, \
{ OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))aes_##mode##_dupctx }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, \
(void (*)(void))aes_##kbits##_##fname##_get_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void))aes_wrap_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void))ossl_cipher_generic_settable_ctx_params }, \
OSSL_DISPATCH_END \
}
IMPLEMENT_cipher(wrap, wrap, WRAP, WRAP_FLAGS, 256, 64, AES_WRAP_NOPAD_IVLEN * 8);
IMPLEMENT_cipher(wrap, wrap, WRAP, WRAP_FLAGS, 192, 64, AES_WRAP_NOPAD_IVLEN * 8);
IMPLEMENT_cipher(wrap, wrap, WRAP, WRAP_FLAGS, 128, 64, AES_WRAP_NOPAD_IVLEN * 8);
IMPLEMENT_cipher(wrap, wrappad, WRAP, WRAP_FLAGS, 256, 64, AES_WRAP_PAD_IVLEN * 8);
IMPLEMENT_cipher(wrap, wrappad, WRAP, WRAP_FLAGS, 192, 64, AES_WRAP_PAD_IVLEN * 8);
IMPLEMENT_cipher(wrap, wrappad, WRAP, WRAP_FLAGS, 128, 64, AES_WRAP_PAD_IVLEN * 8);
IMPLEMENT_cipher(wrap, wrapinv, WRAP, WRAP_FLAGS_INV, 256, 64, AES_WRAP_NOPAD_IVLEN * 8);
IMPLEMENT_cipher(wrap, wrapinv, WRAP, WRAP_FLAGS_INV, 192, 64, AES_WRAP_NOPAD_IVLEN * 8);
IMPLEMENT_cipher(wrap, wrapinv, WRAP, WRAP_FLAGS_INV, 128, 64, AES_WRAP_NOPAD_IVLEN * 8);
IMPLEMENT_cipher(wrap, wrappadinv, WRAP, WRAP_FLAGS_INV, 256, 64, AES_WRAP_PAD_IVLEN * 8);
IMPLEMENT_cipher(wrap, wrappadinv, WRAP, WRAP_FLAGS_INV, 192, 64, AES_WRAP_PAD_IVLEN * 8);
IMPLEMENT_cipher(wrap, wrappadinv, WRAP, WRAP_FLAGS_INV, 128, 64, AES_WRAP_PAD_IVLEN * 8);
| ciphers | openssl/providers/implementations/ciphers/cipher_aes_wrp.c | openssl |
#include "cipher_aria_gcm.h"
static int aria_gcm_initkey(PROV_GCM_CTX *ctx, const unsigned char *key,
size_t keylen)
{
PROV_ARIA_GCM_CTX *actx = (PROV_ARIA_GCM_CTX *)ctx;
ARIA_KEY *ks = &actx->ks.ks;
GCM_HW_SET_KEY_CTR_FN(ks, ossl_aria_set_encrypt_key, ossl_aria_encrypt, NULL);
return 1;
}
static const PROV_GCM_HW aria_gcm = {
aria_gcm_initkey,
ossl_gcm_setiv,
ossl_gcm_aad_update,
ossl_gcm_cipher_update,
ossl_gcm_cipher_final,
ossl_gcm_one_shot
};
const PROV_GCM_HW *ossl_prov_aria_hw_gcm(size_t keybits)
{
return &aria_gcm;
}
| ciphers | openssl/providers/implementations/ciphers/cipher_aria_gcm_hw.c | openssl |
#include "internal/e_os.h"
#include <openssl/core_names.h>
#include <openssl/core_dispatch.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/params.h>
#include <openssl/proverr.h>
#include "internal/packet.h"
#include "internal/der.h"
#include "internal/nelem.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
#include "prov/implementations.h"
#include "prov/provider_util.h"
#include "prov/der_wrap.h"
#define X942KDF_MAX_INLEN (1 << 30)
static OSSL_FUNC_kdf_newctx_fn x942kdf_new;
static OSSL_FUNC_kdf_dupctx_fn x942kdf_dup;
static OSSL_FUNC_kdf_freectx_fn x942kdf_free;
static OSSL_FUNC_kdf_reset_fn x942kdf_reset;
static OSSL_FUNC_kdf_derive_fn x942kdf_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn x942kdf_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn x942kdf_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn x942kdf_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn x942kdf_get_ctx_params;
typedef struct {
void *provctx;
PROV_DIGEST digest;
unsigned char *secret;
size_t secret_len;
unsigned char *acvpinfo;
size_t acvpinfo_len;
unsigned char *partyuinfo, *partyvinfo, *supp_pubinfo, *supp_privinfo;
size_t partyuinfo_len, partyvinfo_len, supp_pubinfo_len, supp_privinfo_len;
size_t dkm_len;
const unsigned char *cek_oid;
size_t cek_oid_len;
int use_keybits;
} KDF_X942;
static const struct {
const char *name;
const unsigned char *oid;
size_t oid_len;
size_t keklen;
} kek_algs[] = {
{ "AES-128-WRAP", ossl_der_oid_id_aes128_wrap, DER_OID_SZ_id_aes128_wrap,
16 },
{ "AES-192-WRAP", ossl_der_oid_id_aes192_wrap, DER_OID_SZ_id_aes192_wrap,
24 },
{ "AES-256-WRAP", ossl_der_oid_id_aes256_wrap, DER_OID_SZ_id_aes256_wrap,
32 },
#ifndef FIPS_MODULE
{ "DES3-WRAP", ossl_der_oid_id_alg_CMS3DESwrap,
DER_OID_SZ_id_alg_CMS3DESwrap, 24 },
#endif
};
static int find_alg_id(OSSL_LIB_CTX *libctx, const char *algname,
const char *propq, size_t *id)
{
int ret = 1;
size_t i;
EVP_CIPHER *cipher;
cipher = EVP_CIPHER_fetch(libctx, algname, propq);
if (cipher != NULL) {
for (i = 0; i < OSSL_NELEM(kek_algs); i++) {
if (EVP_CIPHER_is_a(cipher, kek_algs[i].name)) {
*id = i;
goto end;
}
}
}
ret = 0;
ERR_raise(ERR_LIB_PROV, PROV_R_UNSUPPORTED_CEK_ALG);
end:
EVP_CIPHER_free(cipher);
return ret;
}
static int DER_w_keyinfo(WPACKET *pkt,
const unsigned char *der_oid, size_t der_oidlen,
unsigned char **pcounter)
{
return ossl_DER_w_begin_sequence(pkt, -1)
&& ossl_DER_w_octet_string_uint32(pkt, -1, 1)
&& (pcounter == NULL
|| (*pcounter = WPACKET_get_curr(pkt)) != NULL)
&& ossl_DER_w_precompiled(pkt, -1, der_oid, der_oidlen)
&& ossl_DER_w_end_sequence(pkt, -1);
}
static int der_encode_sharedinfo(WPACKET *pkt, unsigned char *buf, size_t buflen,
const unsigned char *der_oid, size_t der_oidlen,
const unsigned char *acvp, size_t acvplen,
const unsigned char *partyu, size_t partyulen,
const unsigned char *partyv, size_t partyvlen,
const unsigned char *supp_pub, size_t supp_publen,
const unsigned char *supp_priv, size_t supp_privlen,
uint32_t keylen_bits, unsigned char **pcounter)
{
return (buf != NULL ? WPACKET_init_der(pkt, buf, buflen) :
WPACKET_init_null_der(pkt))
&& ossl_DER_w_begin_sequence(pkt, -1)
&& (supp_priv == NULL
|| ossl_DER_w_octet_string(pkt, 3, supp_priv, supp_privlen))
&& (supp_pub == NULL
|| ossl_DER_w_octet_string(pkt, 2, supp_pub, supp_publen))
&& (keylen_bits == 0
|| ossl_DER_w_octet_string_uint32(pkt, 2, keylen_bits))
&& (partyv == NULL || ossl_DER_w_octet_string(pkt, 1, partyv, partyvlen))
&& (partyu == NULL || ossl_DER_w_octet_string(pkt, 0, partyu, partyulen))
&& (acvp == NULL || ossl_DER_w_precompiled(pkt, -1, acvp, acvplen))
&& DER_w_keyinfo(pkt, der_oid, der_oidlen, pcounter)
&& ossl_DER_w_end_sequence(pkt, -1)
&& WPACKET_finish(pkt);
}
static int
x942_encode_otherinfo(size_t keylen,
const unsigned char *cek_oid, size_t cek_oid_len,
const unsigned char *acvp, size_t acvp_len,
const unsigned char *partyu, size_t partyu_len,
const unsigned char *partyv, size_t partyv_len,
const unsigned char *supp_pub, size_t supp_pub_len,
const unsigned char *supp_priv, size_t supp_priv_len,
unsigned char **der, size_t *der_len,
unsigned char **out_ctr)
{
int ret = 0;
unsigned char *pcounter = NULL, *der_buf = NULL;
size_t der_buflen = 0;
WPACKET pkt;
uint32_t keylen_bits;
if (keylen > 0xFFFFFF)
return 0;
keylen_bits = 8 * keylen;
if (!der_encode_sharedinfo(&pkt, NULL, 0, cek_oid, cek_oid_len,
acvp, acvp_len,
partyu, partyu_len, partyv, partyv_len,
supp_pub, supp_pub_len, supp_priv, supp_priv_len,
keylen_bits, NULL)
|| !WPACKET_get_total_written(&pkt, &der_buflen))
goto err;
WPACKET_cleanup(&pkt);
der_buf = OPENSSL_zalloc(der_buflen);
if (der_buf == NULL)
goto err;
if (!der_encode_sharedinfo(&pkt, der_buf, der_buflen, cek_oid, cek_oid_len,
acvp, acvp_len,
partyu, partyu_len, partyv, partyv_len,
supp_pub, supp_pub_len, supp_priv, supp_priv_len,
keylen_bits, &pcounter))
goto err;
if (WPACKET_get_curr(&pkt) != der_buf)
goto err;
if (pcounter == NULL
|| pcounter[0] != 0x04
|| pcounter[1] != 0x04)
goto err;
*out_ctr = (pcounter + 2);
*der = der_buf;
*der_len = der_buflen;
ret = 1;
err:
WPACKET_cleanup(&pkt);
return ret;
}
static int x942kdf_hash_kdm(const EVP_MD *kdf_md,
const unsigned char *z, size_t z_len,
const unsigned char *other, size_t other_len,
unsigned char *ctr,
unsigned char *derived_key, size_t derived_key_len)
{
int ret = 0, hlen;
size_t counter, out_len, len = derived_key_len;
unsigned char mac[EVP_MAX_MD_SIZE];
unsigned char *out = derived_key;
EVP_MD_CTX *ctx = NULL, *ctx_init = NULL;
if (z_len > X942KDF_MAX_INLEN
|| other_len > X942KDF_MAX_INLEN
|| derived_key_len > X942KDF_MAX_INLEN
|| derived_key_len == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_BAD_LENGTH);
return 0;
}
hlen = EVP_MD_get_size(kdf_md);
if (hlen <= 0)
return 0;
out_len = (size_t)hlen;
ctx = EVP_MD_CTX_create();
ctx_init = EVP_MD_CTX_create();
if (ctx == NULL || ctx_init == NULL)
goto end;
if (!EVP_DigestInit(ctx_init, kdf_md))
goto end;
for (counter = 1;; counter++) {
ctr[0] = (unsigned char)((counter >> 24) & 0xff);
ctr[1] = (unsigned char)((counter >> 16) & 0xff);
ctr[2] = (unsigned char)((counter >> 8) & 0xff);
ctr[3] = (unsigned char)(counter & 0xff);
if (!EVP_MD_CTX_copy_ex(ctx, ctx_init)
|| !EVP_DigestUpdate(ctx, z, z_len)
|| !EVP_DigestUpdate(ctx, other, other_len))
goto end;
if (len >= out_len) {
if (!EVP_DigestFinal_ex(ctx, out, NULL))
goto end;
out += out_len;
len -= out_len;
if (len == 0)
break;
} else {
if (!EVP_DigestFinal_ex(ctx, mac, NULL))
goto end;
memcpy(out, mac, len);
break;
}
}
ret = 1;
end:
EVP_MD_CTX_free(ctx);
EVP_MD_CTX_free(ctx_init);
OPENSSL_cleanse(mac, sizeof(mac));
return ret;
}
static void *x942kdf_new(void *provctx)
{
KDF_X942 *ctx;
if (!ossl_prov_is_running())
return NULL;
if ((ctx = OPENSSL_zalloc(sizeof(*ctx))) == NULL)
return NULL;
ctx->provctx = provctx;
ctx->use_keybits = 1;
return ctx;
}
static void x942kdf_reset(void *vctx)
{
KDF_X942 *ctx = (KDF_X942 *)vctx;
void *provctx = ctx->provctx;
ossl_prov_digest_reset(&ctx->digest);
OPENSSL_clear_free(ctx->secret, ctx->secret_len);
OPENSSL_clear_free(ctx->acvpinfo, ctx->acvpinfo_len);
OPENSSL_clear_free(ctx->partyuinfo, ctx->partyuinfo_len);
OPENSSL_clear_free(ctx->partyvinfo, ctx->partyvinfo_len);
OPENSSL_clear_free(ctx->supp_pubinfo, ctx->supp_pubinfo_len);
OPENSSL_clear_free(ctx->supp_privinfo, ctx->supp_privinfo_len);
memset(ctx, 0, sizeof(*ctx));
ctx->provctx = provctx;
ctx->use_keybits = 1;
}
static void x942kdf_free(void *vctx)
{
KDF_X942 *ctx = (KDF_X942 *)vctx;
if (ctx != NULL) {
x942kdf_reset(ctx);
OPENSSL_free(ctx);
}
}
static void *x942kdf_dup(void *vctx)
{
const KDF_X942 *src = (const KDF_X942 *)vctx;
KDF_X942 *dest;
dest = x942kdf_new(src->provctx);
if (dest != NULL) {
if (!ossl_prov_memdup(src->secret, src->secret_len,
&dest->secret , &dest->secret_len)
|| !ossl_prov_memdup(src->acvpinfo, src->acvpinfo_len,
&dest->acvpinfo , &dest->acvpinfo_len)
|| !ossl_prov_memdup(src->partyuinfo, src->partyuinfo_len,
&dest->partyuinfo , &dest->partyuinfo_len)
|| !ossl_prov_memdup(src->partyvinfo, src->partyvinfo_len,
&dest->partyvinfo , &dest->partyvinfo_len)
|| !ossl_prov_memdup(src->supp_pubinfo, src->supp_pubinfo_len,
&dest->supp_pubinfo,
&dest->supp_pubinfo_len)
|| !ossl_prov_memdup(src->supp_privinfo, src->supp_privinfo_len,
&dest->supp_privinfo,
&dest->supp_privinfo_len)
|| !ossl_prov_digest_copy(&dest->digest, &src->digest))
goto err;
dest->cek_oid = src->cek_oid;
dest->cek_oid_len = src->cek_oid_len;
dest->dkm_len = src->dkm_len;
dest->use_keybits = src->use_keybits;
}
return dest;
err:
x942kdf_free(dest);
return NULL;
}
static int x942kdf_set_buffer(unsigned char **out, size_t *out_len,
const OSSL_PARAM *p)
{
if (p->data_size == 0 || p->data == NULL)
return 1;
OPENSSL_free(*out);
*out = NULL;
return OSSL_PARAM_get_octet_string(p, (void **)out, 0, out_len);
}
static size_t x942kdf_size(KDF_X942 *ctx)
{
int len;
const EVP_MD *md = ossl_prov_digest_md(&ctx->digest);
if (md == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST);
return 0;
}
len = EVP_MD_get_size(md);
return (len <= 0) ? 0 : (size_t)len;
}
static int x942kdf_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KDF_X942 *ctx = (KDF_X942 *)vctx;
const EVP_MD *md;
int ret = 0;
unsigned char *ctr;
unsigned char *der = NULL;
size_t der_len = 0;
if (!ossl_prov_is_running() || !x942kdf_set_ctx_params(ctx, params))
return 0;
if (ctx->use_keybits && ctx->supp_pubinfo != NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_PUBINFO);
return 0;
}
if (ctx->acvpinfo != NULL
&& (ctx->partyuinfo != NULL
|| ctx->partyvinfo != NULL
|| ctx->supp_pubinfo != NULL
|| ctx->supp_privinfo != NULL)) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_DATA);
return 0;
}
if (ctx->secret == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SECRET);
return 0;
}
md = ossl_prov_digest_md(&ctx->digest);
if (md == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST);
return 0;
}
if (ctx->cek_oid == NULL || ctx->cek_oid_len == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_CEK_ALG);
return 0;
}
if (ctx->partyuinfo != NULL && ctx->partyuinfo_len >= X942KDF_MAX_INLEN) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_UKM_LENGTH);
return 0;
}
if (!x942_encode_otherinfo(ctx->use_keybits ? ctx->dkm_len : 0,
ctx->cek_oid, ctx->cek_oid_len,
ctx->acvpinfo, ctx->acvpinfo_len,
ctx->partyuinfo, ctx->partyuinfo_len,
ctx->partyvinfo, ctx->partyvinfo_len,
ctx->supp_pubinfo, ctx->supp_pubinfo_len,
ctx->supp_privinfo, ctx->supp_privinfo_len,
&der, &der_len, &ctr)) {
ERR_raise(ERR_LIB_PROV, PROV_R_BAD_ENCODING);
return 0;
}
ret = x942kdf_hash_kdm(md, ctx->secret, ctx->secret_len,
der, der_len, ctr, key, keylen);
OPENSSL_free(der);
return ret;
}
static int x942kdf_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p, *pq;
KDF_X942 *ctx = vctx;
OSSL_LIB_CTX *provctx = PROV_LIBCTX_OF(ctx->provctx);
const char *propq = NULL;
size_t id;
if (params == NULL)
return 1;
if (!ossl_prov_digest_load_from_params(&ctx->digest, params, provctx))
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SECRET);
if (p == NULL)
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_KEY);
if (p != NULL && !x942kdf_set_buffer(&ctx->secret, &ctx->secret_len, p))
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_X942_ACVPINFO);
if (p != NULL
&& !x942kdf_set_buffer(&ctx->acvpinfo, &ctx->acvpinfo_len, p))
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_X942_PARTYUINFO);
if (p == NULL)
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_UKM);
if (p != NULL
&& !x942kdf_set_buffer(&ctx->partyuinfo, &ctx->partyuinfo_len, p))
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_X942_PARTYVINFO);
if (p != NULL
&& !x942kdf_set_buffer(&ctx->partyvinfo, &ctx->partyvinfo_len, p))
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_X942_USE_KEYBITS);
if (p != NULL && !OSSL_PARAM_get_int(p, &ctx->use_keybits))
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_X942_SUPP_PUBINFO);
if (p != NULL) {
if (!x942kdf_set_buffer(&ctx->supp_pubinfo, &ctx->supp_pubinfo_len, p))
return 0;
ctx->use_keybits = 0;
}
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_X942_SUPP_PRIVINFO);
if (p != NULL
&& !x942kdf_set_buffer(&ctx->supp_privinfo, &ctx->supp_privinfo_len, p))
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_CEK_ALG);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_UTF8_STRING)
return 0;
pq = OSSL_PARAM_locate_const(params, OSSL_ALG_PARAM_PROPERTIES);
if (pq != NULL)
propq = p->data;
if (find_alg_id(provctx, p->data, propq, &id) == 0)
return 0;
ctx->cek_oid = kek_algs[id].oid;
ctx->cek_oid_len = kek_algs[id].oid_len;
ctx->dkm_len = kek_algs[id].keklen;
}
return 1;
}
static const OSSL_PARAM *x942kdf_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SECRET, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_KEY, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_UKM, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_X942_ACVPINFO, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_X942_PARTYUINFO, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_X942_PARTYVINFO, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_X942_SUPP_PUBINFO, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_X942_SUPP_PRIVINFO, NULL, 0),
OSSL_PARAM_int(OSSL_KDF_PARAM_X942_USE_KEYBITS, NULL),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_CEK_ALG, NULL, 0),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int x942kdf_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
KDF_X942 *ctx = (KDF_X942 *)vctx;
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL)
return OSSL_PARAM_set_size_t(p, x942kdf_size(ctx));
return -2;
}
static const OSSL_PARAM *x942kdf_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_x942_kdf_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))x942kdf_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))x942kdf_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))x942kdf_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))x942kdf_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))x942kdf_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))x942kdf_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))x942kdf_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))x942kdf_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))x942kdf_get_ctx_params },
OSSL_DISPATCH_END
};
| kdfs | openssl/providers/implementations/kdfs/x942kdf.c | openssl |
#include "internal/deprecated.h"
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <openssl/hmac.h>
#include <openssl/evp.h>
#include <openssl/kdf.h>
#include <openssl/core_names.h>
#include <openssl/proverr.h>
#include "internal/cryptlib.h"
#include "internal/numbers.h"
#include "crypto/evp.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
#include "prov/implementations.h"
#include "prov/provider_util.h"
#include "pbkdf2.h"
#define KDF_PBKDF2_MIN_KEY_LEN_BITS 112
#define KDF_PBKDF2_MAX_KEY_LEN_DIGEST_RATIO 0xFFFFFFFF
#define KDF_PBKDF2_MIN_ITERATIONS 1000
#define KDF_PBKDF2_MIN_SALT_LEN (128 / 8)
static OSSL_FUNC_kdf_newctx_fn kdf_pbkdf2_new;
static OSSL_FUNC_kdf_dupctx_fn kdf_pbkdf2_dup;
static OSSL_FUNC_kdf_freectx_fn kdf_pbkdf2_free;
static OSSL_FUNC_kdf_reset_fn kdf_pbkdf2_reset;
static OSSL_FUNC_kdf_derive_fn kdf_pbkdf2_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn kdf_pbkdf2_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn kdf_pbkdf2_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn kdf_pbkdf2_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn kdf_pbkdf2_get_ctx_params;
static int pbkdf2_derive(const char *pass, size_t passlen,
const unsigned char *salt, int saltlen, uint64_t iter,
const EVP_MD *digest, unsigned char *key,
size_t keylen, int extra_checks);
typedef struct {
void *provctx;
unsigned char *pass;
size_t pass_len;
unsigned char *salt;
size_t salt_len;
uint64_t iter;
PROV_DIGEST digest;
int lower_bound_checks;
} KDF_PBKDF2;
static void kdf_pbkdf2_init(KDF_PBKDF2 *ctx);
static void *kdf_pbkdf2_new_no_init(void *provctx)
{
KDF_PBKDF2 *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx == NULL)
return NULL;
ctx->provctx = provctx;
return ctx;
}
static void *kdf_pbkdf2_new(void *provctx)
{
KDF_PBKDF2 *ctx = kdf_pbkdf2_new_no_init(provctx);
if (ctx != NULL)
kdf_pbkdf2_init(ctx);
return ctx;
}
static void kdf_pbkdf2_cleanup(KDF_PBKDF2 *ctx)
{
ossl_prov_digest_reset(&ctx->digest);
OPENSSL_free(ctx->salt);
OPENSSL_clear_free(ctx->pass, ctx->pass_len);
memset(ctx, 0, sizeof(*ctx));
}
static void kdf_pbkdf2_free(void *vctx)
{
KDF_PBKDF2 *ctx = (KDF_PBKDF2 *)vctx;
if (ctx != NULL) {
kdf_pbkdf2_cleanup(ctx);
OPENSSL_free(ctx);
}
}
static void kdf_pbkdf2_reset(void *vctx)
{
KDF_PBKDF2 *ctx = (KDF_PBKDF2 *)vctx;
void *provctx = ctx->provctx;
kdf_pbkdf2_cleanup(ctx);
ctx->provctx = provctx;
kdf_pbkdf2_init(ctx);
}
static void *kdf_pbkdf2_dup(void *vctx)
{
const KDF_PBKDF2 *src = (const KDF_PBKDF2 *)vctx;
KDF_PBKDF2 *dest;
dest = kdf_pbkdf2_new_no_init(src->provctx);
if (dest != NULL) {
if (!ossl_prov_memdup(src->salt, src->salt_len,
&dest->salt, &dest->salt_len)
|| !ossl_prov_memdup(src->pass, src->pass_len,
&dest->pass, &dest->pass_len)
|| !ossl_prov_digest_copy(&dest->digest, &src->digest))
goto err;
dest->iter = src->iter;
dest->lower_bound_checks = src->lower_bound_checks;
}
return dest;
err:
kdf_pbkdf2_free(dest);
return NULL;
}
static void kdf_pbkdf2_init(KDF_PBKDF2 *ctx)
{
OSSL_PARAM params[2] = { OSSL_PARAM_END, OSSL_PARAM_END };
OSSL_LIB_CTX *provctx = PROV_LIBCTX_OF(ctx->provctx);
params[0] = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
SN_sha1, 0);
if (!ossl_prov_digest_load_from_params(&ctx->digest, params, provctx))
ossl_prov_digest_reset(&ctx->digest);
ctx->iter = PKCS5_DEFAULT_ITER;
ctx->lower_bound_checks = ossl_kdf_pbkdf2_default_checks;
}
static int pbkdf2_set_membuf(unsigned char **buffer, size_t *buflen,
const OSSL_PARAM *p)
{
OPENSSL_clear_free(*buffer, *buflen);
*buffer = NULL;
*buflen = 0;
if (p->data_size == 0) {
if ((*buffer = OPENSSL_malloc(1)) == NULL)
return 0;
} else if (p->data != NULL) {
if (!OSSL_PARAM_get_octet_string(p, (void **)buffer, 0, buflen))
return 0;
}
return 1;
}
static int kdf_pbkdf2_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KDF_PBKDF2 *ctx = (KDF_PBKDF2 *)vctx;
const EVP_MD *md;
if (!ossl_prov_is_running() || !kdf_pbkdf2_set_ctx_params(ctx, params))
return 0;
if (ctx->pass == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_PASS);
return 0;
}
if (ctx->salt == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SALT);
return 0;
}
md = ossl_prov_digest_md(&ctx->digest);
return pbkdf2_derive((char *)ctx->pass, ctx->pass_len,
ctx->salt, ctx->salt_len, ctx->iter,
md, key, keylen, ctx->lower_bound_checks);
}
static int kdf_pbkdf2_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
KDF_PBKDF2 *ctx = vctx;
OSSL_LIB_CTX *provctx = PROV_LIBCTX_OF(ctx->provctx);
int pkcs5;
uint64_t iter, min_iter;
if (params == NULL)
return 1;
if (!ossl_prov_digest_load_from_params(&ctx->digest, params, provctx))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_PKCS5)) != NULL) {
if (!OSSL_PARAM_get_int(p, &pkcs5))
return 0;
ctx->lower_bound_checks = pkcs5 == 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_PASSWORD)) != NULL)
if (!pbkdf2_set_membuf(&ctx->pass, &ctx->pass_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SALT)) != NULL) {
if (ctx->lower_bound_checks != 0
&& p->data_size < KDF_PBKDF2_MIN_SALT_LEN) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_SALT_LENGTH);
return 0;
}
if (!pbkdf2_set_membuf(&ctx->salt, &ctx->salt_len, p))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_ITER)) != NULL) {
if (!OSSL_PARAM_get_uint64(p, &iter))
return 0;
min_iter = ctx->lower_bound_checks != 0 ? KDF_PBKDF2_MIN_ITERATIONS : 1;
if (iter < min_iter) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_ITERATION_COUNT);
return 0;
}
ctx->iter = iter;
}
return 1;
}
static const OSSL_PARAM *kdf_pbkdf2_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_PASSWORD, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SALT, NULL, 0),
OSSL_PARAM_uint64(OSSL_KDF_PARAM_ITER, NULL),
OSSL_PARAM_int(OSSL_KDF_PARAM_PKCS5, NULL),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int kdf_pbkdf2_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL)
return OSSL_PARAM_set_size_t(p, SIZE_MAX);
return -2;
}
static const OSSL_PARAM *kdf_pbkdf2_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_pbkdf2_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_pbkdf2_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))kdf_pbkdf2_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_pbkdf2_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_pbkdf2_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_pbkdf2_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_pbkdf2_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kdf_pbkdf2_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_pbkdf2_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kdf_pbkdf2_get_ctx_params },
OSSL_DISPATCH_END
};
static int pbkdf2_derive(const char *pass, size_t passlen,
const unsigned char *salt, int saltlen, uint64_t iter,
const EVP_MD *digest, unsigned char *key,
size_t keylen, int lower_bound_checks)
{
int ret = 0;
unsigned char digtmp[EVP_MAX_MD_SIZE], *p, itmp[4];
int cplen, k, tkeylen, mdlen;
uint64_t j;
unsigned long i = 1;
HMAC_CTX *hctx_tpl = NULL, *hctx = NULL;
mdlen = EVP_MD_get_size(digest);
if (mdlen <= 0)
return 0;
if ((keylen / mdlen) >= KDF_PBKDF2_MAX_KEY_LEN_DIGEST_RATIO) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (lower_bound_checks) {
if ((keylen * 8) < KDF_PBKDF2_MIN_KEY_LEN_BITS) {
ERR_raise(ERR_LIB_PROV, PROV_R_KEY_SIZE_TOO_SMALL);
return 0;
}
if (saltlen < KDF_PBKDF2_MIN_SALT_LEN) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_SALT_LENGTH);
return 0;
}
if (iter < KDF_PBKDF2_MIN_ITERATIONS) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_ITERATION_COUNT);
return 0;
}
}
hctx_tpl = HMAC_CTX_new();
if (hctx_tpl == NULL)
return 0;
p = key;
tkeylen = keylen;
if (!HMAC_Init_ex(hctx_tpl, pass, passlen, digest, NULL))
goto err;
hctx = HMAC_CTX_new();
if (hctx == NULL)
goto err;
while (tkeylen) {
if (tkeylen > mdlen)
cplen = mdlen;
else
cplen = tkeylen;
itmp[0] = (unsigned char)((i >> 24) & 0xff);
itmp[1] = (unsigned char)((i >> 16) & 0xff);
itmp[2] = (unsigned char)((i >> 8) & 0xff);
itmp[3] = (unsigned char)(i & 0xff);
if (!HMAC_CTX_copy(hctx, hctx_tpl))
goto err;
if (!HMAC_Update(hctx, salt, saltlen)
|| !HMAC_Update(hctx, itmp, 4)
|| !HMAC_Final(hctx, digtmp, NULL))
goto err;
memcpy(p, digtmp, cplen);
for (j = 1; j < iter; j++) {
if (!HMAC_CTX_copy(hctx, hctx_tpl))
goto err;
if (!HMAC_Update(hctx, digtmp, mdlen)
|| !HMAC_Final(hctx, digtmp, NULL))
goto err;
for (k = 0; k < cplen; k++)
p[k] ^= digtmp[k];
}
tkeylen -= cplen;
i++;
p += cplen;
}
ret = 1;
err:
HMAC_CTX_free(hctx);
HMAC_CTX_free(hctx_tpl);
return ret;
}
| kdfs | openssl/providers/implementations/kdfs/pbkdf2.c | openssl |
#include <stdlib.h>
#include <stddef.h>
#include <stdarg.h>
#include <string.h>
#include <openssl/e_os2.h>
#include <openssl/evp.h>
#include <openssl/objects.h>
#include <openssl/crypto.h>
#include <openssl/kdf.h>
#include <openssl/err.h>
#include <openssl/core_names.h>
#include <openssl/params.h>
#include <openssl/thread.h>
#include <openssl/proverr.h>
#include "internal/thread.h"
#include "internal/numbers.h"
#include "internal/endian.h"
#include "crypto/evp.h"
#include "prov/implementations.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
#include "prov/blake2.h"
#if defined(OPENSSL_NO_DEFAULT_THREAD_POOL) && defined(OPENSSL_NO_THREAD_POOL)
# define ARGON2_NO_THREADS
#endif
#if !defined(OPENSSL_THREADS)
# define ARGON2_NO_THREADS
#endif
#ifndef OPENSSL_NO_ARGON2
# define ARGON2_MIN_LANES 1u
# define ARGON2_MAX_LANES 0xFFFFFFu
# define ARGON2_MIN_THREADS 1u
# define ARGON2_MAX_THREADS 0xFFFFFFu
# define ARGON2_SYNC_POINTS 4u
# define ARGON2_MIN_OUT_LENGTH 4u
# define ARGON2_MAX_OUT_LENGTH 0xFFFFFFFFu
# define ARGON2_MIN_MEMORY (2 * ARGON2_SYNC_POINTS)
# define ARGON2_MIN(a, b) ((a) < (b) ? (a) : (b))
# define ARGON2_MAX_MEMORY 0xFFFFFFFFu
# define ARGON2_MIN_TIME 1u
# define ARGON2_MAX_TIME 0xFFFFFFFFu
# define ARGON2_MIN_PWD_LENGTH 0u
# define ARGON2_MAX_PWD_LENGTH 0xFFFFFFFFu
# define ARGON2_MIN_AD_LENGTH 0u
# define ARGON2_MAX_AD_LENGTH 0xFFFFFFFFu
# define ARGON2_MIN_SALT_LENGTH 8u
# define ARGON2_MAX_SALT_LENGTH 0xFFFFFFFFu
# define ARGON2_MIN_SECRET 0u
# define ARGON2_MAX_SECRET 0xFFFFFFFFu
# define ARGON2_BLOCK_SIZE 1024
# define ARGON2_QWORDS_IN_BLOCK ((ARGON2_BLOCK_SIZE) / 8)
# define ARGON2_OWORDS_IN_BLOCK ((ARGON2_BLOCK_SIZE) / 16)
# define ARGON2_HWORDS_IN_BLOCK ((ARGON2_BLOCK_SIZE) / 32)
# define ARGON2_512BIT_WORDS_IN_BLOCK ((ARGON2_BLOCK_SIZE) / 64)
# define ARGON2_ADDRESSES_IN_BLOCK 128
# define ARGON2_PREHASH_DIGEST_LENGTH 64
# define ARGON2_PREHASH_SEED_LENGTH \
(ARGON2_PREHASH_DIGEST_LENGTH + (2 * sizeof(uint32_t)))
# define ARGON2_DEFAULT_OUTLEN 64u
# define ARGON2_DEFAULT_T_COST 3u
# define ARGON2_DEFAULT_M_COST ARGON2_MIN_MEMORY
# define ARGON2_DEFAULT_LANES 1u
# define ARGON2_DEFAULT_THREADS 1u
# define ARGON2_DEFAULT_VERSION ARGON2_VERSION_NUMBER
# undef G
# define G(a, b, c, d) \
do { \
a = a + b + 2 * mul_lower(a, b); \
d = rotr64(d ^ a, 32); \
c = c + d + 2 * mul_lower(c, d); \
b = rotr64(b ^ c, 24); \
a = a + b + 2 * mul_lower(a, b); \
d = rotr64(d ^ a, 16); \
c = c + d + 2 * mul_lower(c, d); \
b = rotr64(b ^ c, 63); \
} while ((void)0, 0)
# undef PERMUTATION_P
# define PERMUTATION_P(v0, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, \
v12, v13, v14, v15) \
do { \
G(v0, v4, v8, v12); \
G(v1, v5, v9, v13); \
G(v2, v6, v10, v14); \
G(v3, v7, v11, v15); \
G(v0, v5, v10, v15); \
G(v1, v6, v11, v12); \
G(v2, v7, v8, v13); \
G(v3, v4, v9, v14); \
} while ((void)0, 0)
# undef PERMUTATION_P_COLUMN
# define PERMUTATION_P_COLUMN(x, i) \
do { \
uint64_t *base = &x[16 * i]; \
PERMUTATION_P( \
*base, *(base + 1), *(base + 2), *(base + 3), \
*(base + 4), *(base + 5), *(base + 6), *(base + 7), \
*(base + 8), *(base + 9), *(base + 10), *(base + 11), \
*(base + 12), *(base + 13), *(base + 14), *(base + 15) \
); \
} while ((void)0, 0)
# undef PERMUTATION_P_ROW
# define PERMUTATION_P_ROW(x, i) \
do { \
uint64_t *base = &x[2 * i]; \
PERMUTATION_P( \
*base, *(base + 1), *(base + 16), *(base + 17), \
*(base + 32), *(base + 33), *(base + 48), *(base + 49), \
*(base + 64), *(base + 65), *(base + 80), *(base + 81), \
*(base + 96), *(base + 97), *(base + 112), *(base + 113) \
); \
} while ((void)0, 0)
typedef struct {
uint64_t v[ARGON2_QWORDS_IN_BLOCK];
} BLOCK;
typedef enum {
ARGON2_VERSION_10 = 0x10,
ARGON2_VERSION_13 = 0x13,
ARGON2_VERSION_NUMBER = ARGON2_VERSION_13
} ARGON2_VERSION;
typedef enum {
ARGON2_D = 0,
ARGON2_I = 1,
ARGON2_ID = 2
} ARGON2_TYPE;
typedef struct {
uint32_t pass;
uint32_t lane;
uint8_t slice;
uint32_t index;
} ARGON2_POS;
typedef struct {
void *provctx;
uint32_t outlen;
uint8_t *pwd;
uint32_t pwdlen;
uint8_t *salt;
uint32_t saltlen;
uint8_t *secret;
uint32_t secretlen;
uint8_t *ad;
uint32_t adlen;
uint32_t t_cost;
uint32_t m_cost;
uint32_t lanes;
uint32_t threads;
uint32_t version;
uint32_t early_clean;
ARGON2_TYPE type;
BLOCK *memory;
uint32_t passes;
uint32_t memory_blocks;
uint32_t segment_length;
uint32_t lane_length;
OSSL_LIB_CTX *libctx;
EVP_MD *md;
EVP_MAC *mac;
char *propq;
} KDF_ARGON2;
typedef struct {
ARGON2_POS pos;
KDF_ARGON2 *ctx;
} ARGON2_THREAD_DATA;
static OSSL_FUNC_kdf_newctx_fn kdf_argon2i_new;
static OSSL_FUNC_kdf_newctx_fn kdf_argon2d_new;
static OSSL_FUNC_kdf_newctx_fn kdf_argon2id_new;
static OSSL_FUNC_kdf_freectx_fn kdf_argon2_free;
static OSSL_FUNC_kdf_reset_fn kdf_argon2_reset;
static OSSL_FUNC_kdf_derive_fn kdf_argon2_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn kdf_argon2_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn kdf_argon2_set_ctx_params;
static void kdf_argon2_init(KDF_ARGON2 *ctx, ARGON2_TYPE t);
static void *kdf_argon2d_new(void *provctx);
static void *kdf_argon2i_new(void *provctx);
static void *kdf_argon2id_new(void *provctx);
static void kdf_argon2_free(void *vctx);
static int kdf_argon2_derive(void *vctx, unsigned char *out, size_t outlen,
const OSSL_PARAM params[]);
static void kdf_argon2_reset(void *vctx);
static int kdf_argon2_ctx_set_threads(KDF_ARGON2 *ctx, uint32_t threads);
static int kdf_argon2_ctx_set_lanes(KDF_ARGON2 *ctx, uint32_t lanes);
static int kdf_argon2_ctx_set_t_cost(KDF_ARGON2 *ctx, uint32_t t_cost);
static int kdf_argon2_ctx_set_m_cost(KDF_ARGON2 *ctx, uint32_t m_cost);
static int kdf_argon2_ctx_set_out_length(KDF_ARGON2 *ctx, uint32_t outlen);
static int kdf_argon2_ctx_set_secret(KDF_ARGON2 *ctx, const OSSL_PARAM *p);
static int kdf_argon2_ctx_set_pwd(KDF_ARGON2 *ctx, const OSSL_PARAM *p);
static int kdf_argon2_ctx_set_salt(KDF_ARGON2 *ctx, const OSSL_PARAM *p);
static int kdf_argon2_ctx_set_ad(KDF_ARGON2 *ctx, const OSSL_PARAM *p);
static int kdf_argon2_set_ctx_params(void *vctx, const OSSL_PARAM params[]);
static int kdf_argon2_get_ctx_params(void *vctx, OSSL_PARAM params[]);
static int kdf_argon2_ctx_set_version(KDF_ARGON2 *ctx, uint32_t version);
static const OSSL_PARAM *kdf_argon2_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx);
static const OSSL_PARAM *kdf_argon2_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx);
static ossl_inline uint64_t load64(const uint8_t *src);
static ossl_inline void store32(uint8_t *dst, uint32_t w);
static ossl_inline void store64(uint8_t *dst, uint64_t w);
static ossl_inline uint64_t rotr64(const uint64_t w, const unsigned int c);
static ossl_inline uint64_t mul_lower(uint64_t x, uint64_t y);
static void init_block_value(BLOCK *b, uint8_t in);
static void copy_block(BLOCK *dst, const BLOCK *src);
static void xor_block(BLOCK *dst, const BLOCK *src);
static void load_block(BLOCK *dst, const void *input);
static void store_block(void *output, const BLOCK *src);
static void fill_first_blocks(uint8_t *blockhash, const KDF_ARGON2 *ctx);
static void fill_block(const BLOCK *prev, const BLOCK *ref, BLOCK *next,
int with_xor);
static void next_addresses(BLOCK *address_block, BLOCK *input_block,
const BLOCK *zero_block);
static int data_indep_addressing(const KDF_ARGON2 *ctx, uint32_t pass,
uint8_t slice);
static uint32_t index_alpha(const KDF_ARGON2 *ctx, uint32_t pass,
uint8_t slice, uint32_t index,
uint32_t pseudo_rand, int same_lane);
static void fill_segment(const KDF_ARGON2 *ctx, uint32_t pass, uint32_t lane,
uint8_t slice);
# if !defined(ARGON2_NO_THREADS)
static uint32_t fill_segment_thr(void *thread_data);
static int fill_mem_blocks_mt(KDF_ARGON2 *ctx);
# endif
static int fill_mem_blocks_st(KDF_ARGON2 *ctx);
static ossl_inline int fill_memory_blocks(KDF_ARGON2 *ctx);
static void initial_hash(uint8_t *blockhash, KDF_ARGON2 *ctx);
static int initialize(KDF_ARGON2 *ctx);
static void finalize(const KDF_ARGON2 *ctx, void *out);
static int blake2b(EVP_MD *md, EVP_MAC *mac, void *out, size_t outlen,
const void *in, size_t inlen, const void *key,
size_t keylen);
static int blake2b_long(EVP_MD *md, EVP_MAC *mac, unsigned char *out,
size_t outlen, const void *in, size_t inlen);
static ossl_inline uint64_t load64(const uint8_t *src)
{
return
(((uint64_t)src[0]) << 0)
| (((uint64_t)src[1]) << 8)
| (((uint64_t)src[2]) << 16)
| (((uint64_t)src[3]) << 24)
| (((uint64_t)src[4]) << 32)
| (((uint64_t)src[5]) << 40)
| (((uint64_t)src[6]) << 48)
| (((uint64_t)src[7]) << 56);
}
static ossl_inline void store32(uint8_t *dst, uint32_t w)
{
dst[0] = (uint8_t)(w >> 0);
dst[1] = (uint8_t)(w >> 8);
dst[2] = (uint8_t)(w >> 16);
dst[3] = (uint8_t)(w >> 24);
}
static ossl_inline void store64(uint8_t *dst, uint64_t w)
{
dst[0] = (uint8_t)(w >> 0);
dst[1] = (uint8_t)(w >> 8);
dst[2] = (uint8_t)(w >> 16);
dst[3] = (uint8_t)(w >> 24);
dst[4] = (uint8_t)(w >> 32);
dst[5] = (uint8_t)(w >> 40);
dst[6] = (uint8_t)(w >> 48);
dst[7] = (uint8_t)(w >> 56);
}
static ossl_inline uint64_t rotr64(const uint64_t w, const unsigned int c)
{
return (w >> c) | (w << (64 - c));
}
static ossl_inline uint64_t mul_lower(uint64_t x, uint64_t y)
{
const uint64_t m = 0xFFFFFFFFUL;
return (x & m) * (y & m);
}
static void init_block_value(BLOCK *b, uint8_t in)
{
memset(b->v, in, sizeof(b->v));
}
static void copy_block(BLOCK *dst, const BLOCK *src)
{
memcpy(dst->v, src->v, sizeof(uint64_t) * ARGON2_QWORDS_IN_BLOCK);
}
static void xor_block(BLOCK *dst, const BLOCK *src)
{
int i;
for (i = 0; i < ARGON2_QWORDS_IN_BLOCK; ++i)
dst->v[i] ^= src->v[i];
}
static void load_block(BLOCK *dst, const void *input)
{
unsigned i;
for (i = 0; i < ARGON2_QWORDS_IN_BLOCK; ++i)
dst->v[i] = load64((const uint8_t *)input + i * sizeof(dst->v[i]));
}
static void store_block(void *output, const BLOCK *src)
{
unsigned i;
for (i = 0; i < ARGON2_QWORDS_IN_BLOCK; ++i)
store64((uint8_t *)output + i * sizeof(src->v[i]), src->v[i]);
}
static void fill_first_blocks(uint8_t *blockhash, const KDF_ARGON2 *ctx)
{
uint32_t l;
uint8_t blockhash_bytes[ARGON2_BLOCK_SIZE];
for (l = 0; l < ctx->lanes; ++l) {
store32(blockhash + ARGON2_PREHASH_DIGEST_LENGTH, 0);
store32(blockhash + ARGON2_PREHASH_DIGEST_LENGTH + 4, l);
blake2b_long(ctx->md, ctx->mac, blockhash_bytes, ARGON2_BLOCK_SIZE,
blockhash, ARGON2_PREHASH_SEED_LENGTH);
load_block(&ctx->memory[l * ctx->lane_length + 0],
blockhash_bytes);
store32(blockhash + ARGON2_PREHASH_DIGEST_LENGTH, 1);
blake2b_long(ctx->md, ctx->mac, blockhash_bytes, ARGON2_BLOCK_SIZE,
blockhash, ARGON2_PREHASH_SEED_LENGTH);
load_block(&ctx->memory[l * ctx->lane_length + 1],
blockhash_bytes);
}
OPENSSL_cleanse(blockhash_bytes, ARGON2_BLOCK_SIZE);
}
static void fill_block(const BLOCK *prev, const BLOCK *ref,
BLOCK *next, int with_xor)
{
BLOCK blockR, tmp;
unsigned i;
copy_block(&blockR, ref);
xor_block(&blockR, prev);
copy_block(&tmp, &blockR);
if (with_xor)
xor_block(&tmp, next);
for (i = 0; i < 8; ++i)
PERMUTATION_P_COLUMN(blockR.v, i);
for (i = 0; i < 8; ++i)
PERMUTATION_P_ROW(blockR.v, i);
copy_block(next, &tmp);
xor_block(next, &blockR);
}
static void next_addresses(BLOCK *address_block, BLOCK *input_block,
const BLOCK *zero_block)
{
input_block->v[6]++;
fill_block(zero_block, input_block, address_block, 0);
fill_block(zero_block, address_block, address_block, 0);
}
static int data_indep_addressing(const KDF_ARGON2 *ctx, uint32_t pass,
uint8_t slice)
{
switch (ctx->type) {
case ARGON2_I:
return 1;
case ARGON2_ID:
return (pass == 0) && (slice < ARGON2_SYNC_POINTS / 2);
case ARGON2_D:
default:
return 0;
}
}
static uint32_t index_alpha(const KDF_ARGON2 *ctx, uint32_t pass,
uint8_t slice, uint32_t index,
uint32_t pseudo_rand, int same_lane)
{
uint32_t ref_area_sz;
uint64_t rel_pos;
uint32_t start_pos, abs_pos;
start_pos = 0;
switch (pass) {
case 0:
if (slice == 0)
ref_area_sz = index - 1;
else if (same_lane)
ref_area_sz = slice * ctx->segment_length + index - 1;
else
ref_area_sz = slice * ctx->segment_length +
((index == 0) ? (-1) : 0);
break;
default:
if (same_lane)
ref_area_sz = ctx->lane_length - ctx->segment_length + index - 1;
else
ref_area_sz = ctx->lane_length - ctx->segment_length +
((index == 0) ? (-1) : 0);
if (slice != ARGON2_SYNC_POINTS - 1)
start_pos = (slice + 1) * ctx->segment_length;
break;
}
rel_pos = pseudo_rand;
rel_pos = rel_pos * rel_pos >> 32;
rel_pos = ref_area_sz - 1 - (ref_area_sz * rel_pos >> 32);
abs_pos = (start_pos + rel_pos) % ctx->lane_length;
return abs_pos;
}
static void fill_segment(const KDF_ARGON2 *ctx, uint32_t pass, uint32_t lane,
uint8_t slice)
{
BLOCK *ref_block = NULL, *curr_block = NULL;
BLOCK address_block, input_block, zero_block;
uint64_t rnd, ref_index, ref_lane;
uint32_t prev_offset;
uint32_t start_idx;
uint32_t j;
uint32_t curr_offset;
memset(&input_block, 0, sizeof(BLOCK));
if (ctx == NULL)
return;
if (data_indep_addressing(ctx, pass, slice)) {
init_block_value(&zero_block, 0);
init_block_value(&input_block, 0);
input_block.v[0] = pass;
input_block.v[1] = lane;
input_block.v[2] = slice;
input_block.v[3] = ctx->memory_blocks;
input_block.v[4] = ctx->passes;
input_block.v[5] = ctx->type;
}
start_idx = 0;
if ((pass == 0) && (slice == 0)) {
start_idx = 2;
if (data_indep_addressing(ctx, pass, slice))
next_addresses(&address_block, &input_block, &zero_block);
}
curr_offset = lane * ctx->lane_length + slice * ctx->segment_length
+ start_idx;
if ((curr_offset % ctx->lane_length) == 0)
prev_offset = curr_offset + ctx->lane_length - 1;
else
prev_offset = curr_offset - 1;
for (j = start_idx; j < ctx->segment_length; ++j, ++curr_offset, ++prev_offset) {
if (curr_offset % ctx->lane_length == 1)
prev_offset = curr_offset - 1;
if (data_indep_addressing(ctx, pass, slice)) {
if (j % ARGON2_ADDRESSES_IN_BLOCK == 0)
next_addresses(&address_block, &input_block, &zero_block);
rnd = address_block.v[j % ARGON2_ADDRESSES_IN_BLOCK];
} else {
rnd = ctx->memory[prev_offset].v[0];
}
ref_lane = ((rnd >> 32)) % ctx->lanes;
if ((pass == 0) && (slice == 0))
ref_lane = lane;
ref_index = index_alpha(ctx, pass, slice, j, rnd & 0xFFFFFFFF,
ref_lane == lane);
ref_block = ctx->memory + ctx->lane_length * ref_lane + ref_index;
curr_block = ctx->memory + curr_offset;
if (ARGON2_VERSION_10 == ctx->version) {
fill_block(ctx->memory + prev_offset, ref_block, curr_block, 0);
continue;
}
fill_block(ctx->memory + prev_offset, ref_block, curr_block,
pass == 0 ? 0 : 1);
}
}
# if !defined(ARGON2_NO_THREADS)
static uint32_t fill_segment_thr(void *thread_data)
{
ARGON2_THREAD_DATA *my_data;
my_data = (ARGON2_THREAD_DATA *) thread_data;
fill_segment(my_data->ctx, my_data->pos.pass, my_data->pos.lane,
my_data->pos.slice);
return 0;
}
static int fill_mem_blocks_mt(KDF_ARGON2 *ctx)
{
uint32_t r, s, l, ll;
void **t;
ARGON2_THREAD_DATA *t_data;
t = OPENSSL_zalloc(sizeof(void *)*ctx->lanes);
t_data = OPENSSL_zalloc(ctx->lanes * sizeof(ARGON2_THREAD_DATA));
if (t == NULL || t_data == NULL)
goto fail;
for (r = 0; r < ctx->passes; ++r) {
for (s = 0; s < ARGON2_SYNC_POINTS; ++s) {
for (l = 0; l < ctx->lanes; ++l) {
ARGON2_POS p;
if (l >= ctx->threads) {
if (ossl_crypto_thread_join(t[l - ctx->threads], NULL) == 0)
goto fail;
if (ossl_crypto_thread_clean(t[l - ctx->threads]) == 0)
goto fail;
t[l] = NULL;
}
p.pass = r;
p.lane = l;
p.slice = (uint8_t)s;
p.index = 0;
t_data[l].ctx = ctx;
memcpy(&(t_data[l].pos), &p, sizeof(ARGON2_POS));
t[l] = ossl_crypto_thread_start(ctx->libctx, &fill_segment_thr,
(void *) &t_data[l]);
if (t[l] == NULL) {
for (ll = 0; ll < l; ++ll) {
if (ossl_crypto_thread_join(t[ll], NULL) == 0)
goto fail;
if (ossl_crypto_thread_clean(t[ll]) == 0)
goto fail;
t[ll] = NULL;
}
goto fail;
}
}
for (l = ctx->lanes - ctx->threads; l < ctx->lanes; ++l) {
if (ossl_crypto_thread_join(t[l], NULL) == 0)
goto fail;
if (ossl_crypto_thread_clean(t[l]) == 0)
goto fail;
t[l] = NULL;
}
}
}
OPENSSL_free(t_data);
OPENSSL_free(t);
return 1;
fail:
if (t_data != NULL)
OPENSSL_free(t_data);
if (t != NULL)
OPENSSL_free(t);
return 0;
}
# endif
static int fill_mem_blocks_st(KDF_ARGON2 *ctx)
{
uint32_t r, s, l;
for (r = 0; r < ctx->passes; ++r)
for (s = 0; s < ARGON2_SYNC_POINTS; ++s)
for (l = 0; l < ctx->lanes; ++l)
fill_segment(ctx, r, l, s);
return 1;
}
static ossl_inline int fill_memory_blocks(KDF_ARGON2 *ctx)
{
# if !defined(ARGON2_NO_THREADS)
return ctx->threads == 1 ? fill_mem_blocks_st(ctx) : fill_mem_blocks_mt(ctx);
# else
return ctx->threads == 1 ? fill_mem_blocks_st(ctx) : 0;
# endif
}
static void initial_hash(uint8_t *blockhash, KDF_ARGON2 *ctx)
{
EVP_MD_CTX *mdctx;
uint8_t value[sizeof(uint32_t)];
unsigned int tmp;
uint32_t args[7];
if (ctx == NULL || blockhash == NULL)
return;
args[0] = ctx->lanes;
args[1] = ctx->outlen;
args[2] = ctx->m_cost;
args[3] = ctx->t_cost;
args[4] = ctx->version;
args[5] = (uint32_t) ctx->type;
args[6] = ctx->pwdlen;
mdctx = EVP_MD_CTX_create();
if (mdctx == NULL || EVP_DigestInit_ex(mdctx, ctx->md, NULL) != 1)
goto fail;
for (tmp = 0; tmp < sizeof(args) / sizeof(uint32_t); ++tmp) {
store32((uint8_t *) &value, args[tmp]);
if (EVP_DigestUpdate(mdctx, &value, sizeof(value)) != 1)
goto fail;
}
if (ctx->pwd != NULL) {
if (EVP_DigestUpdate(mdctx, ctx->pwd, ctx->pwdlen) != 1)
goto fail;
if (ctx->early_clean) {
OPENSSL_cleanse(ctx->pwd, ctx->pwdlen);
ctx->pwdlen = 0;
}
}
store32((uint8_t *) &value, ctx->saltlen);
if (EVP_DigestUpdate(mdctx, &value, sizeof(value)) != 1)
goto fail;
if (ctx->salt != NULL)
if (EVP_DigestUpdate(mdctx, ctx->salt, ctx->saltlen) != 1)
goto fail;
store32((uint8_t *) &value, ctx->secretlen);
if (EVP_DigestUpdate(mdctx, &value, sizeof(value)) != 1)
goto fail;
if (ctx->secret != NULL) {
if (EVP_DigestUpdate(mdctx, ctx->secret, ctx->secretlen) != 1)
goto fail;
if (ctx->early_clean) {
OPENSSL_cleanse(ctx->secret, ctx->secretlen);
ctx->secretlen = 0;
}
}
store32((uint8_t *) &value, ctx->adlen);
if (EVP_DigestUpdate(mdctx, &value, sizeof(value)) != 1)
goto fail;
if (ctx->ad != NULL)
if (EVP_DigestUpdate(mdctx, ctx->ad, ctx->adlen) != 1)
goto fail;
tmp = ARGON2_PREHASH_DIGEST_LENGTH;
if (EVP_DigestFinal_ex(mdctx, blockhash, &tmp) != 1)
goto fail;
fail:
EVP_MD_CTX_destroy(mdctx);
}
static int initialize(KDF_ARGON2 *ctx)
{
uint8_t blockhash[ARGON2_PREHASH_SEED_LENGTH];
if (ctx == NULL)
return 0;
if (ctx->memory_blocks * sizeof(BLOCK) / sizeof(BLOCK) != ctx->memory_blocks)
return 0;
if (ctx->type != ARGON2_D)
ctx->memory = OPENSSL_secure_zalloc(ctx->memory_blocks *
sizeof(BLOCK));
else
ctx->memory = OPENSSL_zalloc(ctx->memory_blocks *
sizeof(BLOCK));
if (ctx->memory == NULL) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_MEMORY_SIZE,
"cannot allocate required memory");
return 0;
}
initial_hash(blockhash, ctx);
OPENSSL_cleanse(blockhash + ARGON2_PREHASH_DIGEST_LENGTH,
ARGON2_PREHASH_SEED_LENGTH - ARGON2_PREHASH_DIGEST_LENGTH);
fill_first_blocks(blockhash, ctx);
OPENSSL_cleanse(blockhash, ARGON2_PREHASH_SEED_LENGTH);
return 1;
}
static void finalize(const KDF_ARGON2 *ctx, void *out)
{
BLOCK blockhash;
uint8_t blockhash_bytes[ARGON2_BLOCK_SIZE];
uint32_t last_block_in_lane;
uint32_t l;
if (ctx == NULL)
return;
copy_block(&blockhash, ctx->memory + ctx->lane_length - 1);
for (l = 1; l < ctx->lanes; ++l) {
last_block_in_lane = l * ctx->lane_length + (ctx->lane_length - 1);
xor_block(&blockhash, ctx->memory + last_block_in_lane);
}
store_block(blockhash_bytes, &blockhash);
blake2b_long(ctx->md, ctx->mac, out, ctx->outlen, blockhash_bytes,
ARGON2_BLOCK_SIZE);
OPENSSL_cleanse(blockhash.v, ARGON2_BLOCK_SIZE);
OPENSSL_cleanse(blockhash_bytes, ARGON2_BLOCK_SIZE);
if (ctx->type != ARGON2_D)
OPENSSL_secure_clear_free(ctx->memory,
ctx->memory_blocks * sizeof(BLOCK));
else
OPENSSL_clear_free(ctx->memory,
ctx->memory_blocks * sizeof(BLOCK));
}
static int blake2b_mac(EVP_MAC *mac, void *out, size_t outlen, const void *in,
size_t inlen, const void *key, size_t keylen)
{
int ret = 0;
size_t par_n = 0, out_written;
EVP_MAC_CTX *ctx = NULL;
OSSL_PARAM par[3];
if ((ctx = EVP_MAC_CTX_new(mac)) == NULL)
goto fail;
par[par_n++] = OSSL_PARAM_construct_octet_string(OSSL_MAC_PARAM_KEY,
(void *) key, keylen);
par[par_n++] = OSSL_PARAM_construct_size_t(OSSL_MAC_PARAM_SIZE, &outlen);
par[par_n++] = OSSL_PARAM_construct_end();
ret = EVP_MAC_CTX_set_params(ctx, par) == 1
&& EVP_MAC_init(ctx, NULL, 0, NULL) == 1
&& EVP_MAC_update(ctx, in, inlen) == 1
&& EVP_MAC_final(ctx, out, (size_t *) &out_written, outlen) == 1;
fail:
EVP_MAC_CTX_free(ctx);
return ret;
}
static int blake2b_md(EVP_MD *md, void *out, size_t outlen, const void *in,
size_t inlen)
{
int ret = 0;
EVP_MD_CTX *ctx = NULL;
OSSL_PARAM par[2];
if ((ctx = EVP_MD_CTX_create()) == NULL)
return 0;
par[0] = OSSL_PARAM_construct_size_t(OSSL_DIGEST_PARAM_SIZE, &outlen);
par[1] = OSSL_PARAM_construct_end();
ret = EVP_DigestInit_ex2(ctx, md, par) == 1
&& EVP_DigestUpdate(ctx, in, inlen) == 1
&& EVP_DigestFinal_ex(ctx, out, NULL) == 1;
EVP_MD_CTX_free(ctx);
return ret;
}
static int blake2b(EVP_MD *md, EVP_MAC *mac, void *out, size_t outlen,
const void *in, size_t inlen, const void *key, size_t keylen)
{
if (out == NULL || outlen == 0)
return 0;
if (key == NULL || keylen == 0)
return blake2b_md(md, out, outlen, in, inlen);
return blake2b_mac(mac, out, outlen, in, inlen, key, keylen);
}
static int blake2b_long(EVP_MD *md, EVP_MAC *mac, unsigned char *out,
size_t outlen, const void *in, size_t inlen)
{
int ret = 0;
EVP_MD_CTX *ctx = NULL;
uint32_t outlen_curr;
uint8_t outbuf[BLAKE2B_OUTBYTES];
uint8_t inbuf[BLAKE2B_OUTBYTES];
uint8_t outlen_bytes[sizeof(uint32_t)] = {0};
OSSL_PARAM par[2];
size_t outlen_md;
if (out == NULL || outlen == 0)
return 0;
store32(outlen_bytes, (uint32_t)outlen);
if ((ctx = EVP_MD_CTX_create()) == NULL)
return 0;
outlen_md = (outlen <= BLAKE2B_OUTBYTES) ? outlen : BLAKE2B_OUTBYTES;
par[0] = OSSL_PARAM_construct_size_t(OSSL_DIGEST_PARAM_SIZE, &outlen_md);
par[1] = OSSL_PARAM_construct_end();
ret = EVP_DigestInit_ex2(ctx, md, par) == 1
&& EVP_DigestUpdate(ctx, outlen_bytes, sizeof(outlen_bytes)) == 1
&& EVP_DigestUpdate(ctx, in, inlen) == 1
&& EVP_DigestFinal_ex(ctx, (outlen > BLAKE2B_OUTBYTES) ? outbuf : out,
NULL) == 1;
if (ret == 0)
goto fail;
if (outlen > BLAKE2B_OUTBYTES) {
memcpy(out, outbuf, BLAKE2B_OUTBYTES / 2);
out += BLAKE2B_OUTBYTES / 2;
outlen_curr = (uint32_t) outlen - BLAKE2B_OUTBYTES / 2;
while (outlen_curr > BLAKE2B_OUTBYTES) {
memcpy(inbuf, outbuf, BLAKE2B_OUTBYTES);
if (blake2b(md, mac, outbuf, BLAKE2B_OUTBYTES, inbuf,
BLAKE2B_OUTBYTES, NULL, 0) != 1)
goto fail;
memcpy(out, outbuf, BLAKE2B_OUTBYTES / 2);
out += BLAKE2B_OUTBYTES / 2;
outlen_curr -= BLAKE2B_OUTBYTES / 2;
}
memcpy(inbuf, outbuf, BLAKE2B_OUTBYTES);
if (blake2b(md, mac, outbuf, outlen_curr, inbuf, BLAKE2B_OUTBYTES,
NULL, 0) != 1)
goto fail;
memcpy(out, outbuf, outlen_curr);
}
ret = 1;
fail:
EVP_MD_CTX_free(ctx);
return ret;
}
static void kdf_argon2_init(KDF_ARGON2 *c, ARGON2_TYPE type)
{
OSSL_LIB_CTX *libctx;
libctx = c->libctx;
memset(c, 0, sizeof(*c));
c->libctx = libctx;
c->outlen = ARGON2_DEFAULT_OUTLEN;
c->t_cost = ARGON2_DEFAULT_T_COST;
c->m_cost = ARGON2_DEFAULT_M_COST;
c->lanes = ARGON2_DEFAULT_LANES;
c->threads = ARGON2_DEFAULT_THREADS;
c->version = ARGON2_DEFAULT_VERSION;
c->type = type;
}
static void *kdf_argon2d_new(void *provctx)
{
KDF_ARGON2 *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE);
return NULL;
}
ctx->libctx = PROV_LIBCTX_OF(provctx);
kdf_argon2_init(ctx, ARGON2_D);
return ctx;
}
static void *kdf_argon2i_new(void *provctx)
{
KDF_ARGON2 *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE);
return NULL;
}
ctx->libctx = PROV_LIBCTX_OF(provctx);
kdf_argon2_init(ctx, ARGON2_I);
return ctx;
}
static void *kdf_argon2id_new(void *provctx)
{
KDF_ARGON2 *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE);
return NULL;
}
ctx->libctx = PROV_LIBCTX_OF(provctx);
kdf_argon2_init(ctx, ARGON2_ID);
return ctx;
}
static void kdf_argon2_free(void *vctx)
{
KDF_ARGON2 *ctx = (KDF_ARGON2 *)vctx;
if (ctx == NULL)
return;
if (ctx->pwd != NULL)
OPENSSL_clear_free(ctx->pwd, ctx->pwdlen);
if (ctx->salt != NULL)
OPENSSL_clear_free(ctx->salt, ctx->saltlen);
if (ctx->secret != NULL)
OPENSSL_clear_free(ctx->secret, ctx->secretlen);
if (ctx->ad != NULL)
OPENSSL_clear_free(ctx->ad, ctx->adlen);
EVP_MD_free(ctx->md);
EVP_MAC_free(ctx->mac);
OPENSSL_free(ctx->propq);
memset(ctx, 0, sizeof(*ctx));
OPENSSL_free(ctx);
}
static int kdf_argon2_derive(void *vctx, unsigned char *out, size_t outlen,
const OSSL_PARAM params[])
{
KDF_ARGON2 *ctx;
uint32_t memory_blocks, segment_length;
ctx = (KDF_ARGON2 *)vctx;
if (!ossl_prov_is_running() || !kdf_argon2_set_ctx_params(vctx, params))
return 0;
if (ctx->mac == NULL)
ctx->mac = EVP_MAC_fetch(ctx->libctx, "blake2bmac", ctx->propq);
if (ctx->mac == NULL) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_MISSING_MAC,
"cannot fetch blake2bmac");
return 0;
}
if (ctx->md == NULL)
ctx->md = EVP_MD_fetch(ctx->libctx, "blake2b512", ctx->propq);
if (ctx->md == NULL) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST,
"cannot fetch blake2b512");
return 0;
}
if (ctx->salt == NULL || ctx->saltlen == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SALT);
return 0;
}
if (outlen != ctx->outlen) {
if (OSSL_PARAM_locate((OSSL_PARAM *)params, "size") != NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL);
return 0;
}
if (!kdf_argon2_ctx_set_out_length(ctx, (uint32_t) outlen))
return 0;
}
switch (ctx->type) {
case ARGON2_D:
case ARGON2_I:
case ARGON2_ID:
break;
default:
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_MODE, "invalid Argon2 type");
return 0;
}
if (ctx->threads > 1) {
# ifdef ARGON2_NO_THREADS
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_THREAD_POOL_SIZE,
"requested %u threads, single-threaded mode supported only",
ctx->threads);
return 0;
# else
if (ctx->threads > ossl_get_avail_threads(ctx->libctx)) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_THREAD_POOL_SIZE,
"requested %u threads, available: 1",
ossl_get_avail_threads(ctx->libctx));
return 0;
}
# endif
if (ctx->threads > ctx->lanes) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_THREAD_POOL_SIZE,
"requested more threads (%u) than lanes (%u)",
ctx->threads, ctx->lanes);
return 0;
}
}
if (ctx->m_cost < 8 * ctx->lanes) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_MEMORY_SIZE,
"m_cost must be greater or equal than 8 times the number of lanes");
return 0;
}
memory_blocks = ctx->m_cost;
if (memory_blocks < 2 * ARGON2_SYNC_POINTS * ctx->lanes)
memory_blocks = 2 * ARGON2_SYNC_POINTS * ctx->lanes;
segment_length = memory_blocks / (ctx->lanes * ARGON2_SYNC_POINTS);
memory_blocks = segment_length * (ctx->lanes * ARGON2_SYNC_POINTS);
ctx->memory = NULL;
ctx->memory_blocks = memory_blocks;
ctx->segment_length = segment_length;
ctx->passes = ctx->t_cost;
ctx->lane_length = segment_length * ARGON2_SYNC_POINTS;
if (initialize(ctx) != 1)
return 0;
if (fill_memory_blocks(ctx) != 1)
return 0;
finalize(ctx, out);
return 1;
}
static void kdf_argon2_reset(void *vctx)
{
OSSL_LIB_CTX *libctx;
KDF_ARGON2 *ctx;
ARGON2_TYPE type;
ctx = (KDF_ARGON2 *) vctx;
type = ctx->type;
libctx = ctx->libctx;
EVP_MD_free(ctx->md);
EVP_MAC_free(ctx->mac);
OPENSSL_free(ctx->propq);
if (ctx->pwd != NULL)
OPENSSL_clear_free(ctx->pwd, ctx->pwdlen);
if (ctx->salt != NULL)
OPENSSL_clear_free(ctx->salt, ctx->saltlen);
if (ctx->secret != NULL)
OPENSSL_clear_free(ctx->secret, ctx->secretlen);
if (ctx->ad != NULL)
OPENSSL_clear_free(ctx->ad, ctx->adlen);
memset(ctx, 0, sizeof(*ctx));
ctx->libctx = libctx;
kdf_argon2_init(ctx, type);
}
static int kdf_argon2_ctx_set_threads(KDF_ARGON2 *ctx, uint32_t threads)
{
if (threads < ARGON2_MIN_THREADS) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_THREAD_POOL_SIZE,
"min threads: %u", ARGON2_MIN_THREADS);
return 0;
}
if (threads > ARGON2_MAX_THREADS) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_THREAD_POOL_SIZE,
"max threads: %u", ARGON2_MAX_THREADS);
return 0;
}
ctx->threads = threads;
return 1;
}
static int kdf_argon2_ctx_set_lanes(KDF_ARGON2 *ctx, uint32_t lanes)
{
if (lanes > ARGON2_MAX_LANES) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER,
"max lanes: %u", ARGON2_MAX_LANES);
return 0;
}
if (lanes < ARGON2_MIN_LANES) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_FAILED_TO_SET_PARAMETER,
"min lanes: %u", ARGON2_MIN_LANES);
return 0;
}
ctx->lanes = lanes;
return 1;
}
static int kdf_argon2_ctx_set_t_cost(KDF_ARGON2 *ctx, uint32_t t_cost)
{
if (t_cost < ARGON2_MIN_TIME) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_ITERATION_COUNT,
"min: %u", ARGON2_MIN_TIME);
return 0;
}
ctx->t_cost = t_cost;
return 1;
}
static int kdf_argon2_ctx_set_m_cost(KDF_ARGON2 *ctx, uint32_t m_cost)
{
if (m_cost < ARGON2_MIN_MEMORY) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_MEMORY_SIZE, "min: %u",
ARGON2_MIN_MEMORY);
return 0;
}
ctx->m_cost = m_cost;
return 1;
}
static int kdf_argon2_ctx_set_out_length(KDF_ARGON2 *ctx, uint32_t outlen)
{
if (outlen < ARGON2_MIN_OUT_LENGTH) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_OUTPUT_LENGTH, "min: %u",
ARGON2_MIN_OUT_LENGTH);
return 0;
}
ctx->outlen = outlen;
return 1;
}
static int kdf_argon2_ctx_set_secret(KDF_ARGON2 *ctx, const OSSL_PARAM *p)
{
size_t buflen;
if (p->data == NULL)
return 0;
if (ctx->secret != NULL) {
OPENSSL_clear_free(ctx->secret, ctx->secretlen);
ctx->secret = NULL;
ctx->secretlen = 0U;
}
if (!OSSL_PARAM_get_octet_string(p, (void **)&ctx->secret, 0, &buflen))
return 0;
if (buflen > ARGON2_MAX_SECRET) {
OPENSSL_free(ctx->secret);
ctx->secret = NULL;
ctx->secretlen = 0U;
return 0;
}
ctx->secretlen = (uint32_t) buflen;
return 1;
}
static int kdf_argon2_ctx_set_pwd(KDF_ARGON2 *ctx, const OSSL_PARAM *p)
{
size_t buflen;
if (p->data == NULL)
return 0;
if (ctx->pwd != NULL) {
OPENSSL_clear_free(ctx->pwd, ctx->pwdlen);
ctx->pwd = NULL;
ctx->pwdlen = 0U;
}
if (!OSSL_PARAM_get_octet_string(p, (void **)&ctx->pwd, 0, &buflen))
return 0;
if (buflen > ARGON2_MAX_PWD_LENGTH) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_SALT_LENGTH, "max: %u",
ARGON2_MAX_PWD_LENGTH);
goto fail;
}
ctx->pwdlen = (uint32_t) buflen;
return 1;
fail:
OPENSSL_free(ctx->pwd);
ctx->pwd = NULL;
ctx->pwdlen = 0U;
return 0;
}
static int kdf_argon2_ctx_set_salt(KDF_ARGON2 *ctx, const OSSL_PARAM *p)
{
size_t buflen;
if (p->data == NULL)
return 0;
if (ctx->salt != NULL) {
OPENSSL_clear_free(ctx->salt, ctx->saltlen);
ctx->salt = NULL;
ctx->saltlen = 0U;
}
if (!OSSL_PARAM_get_octet_string(p, (void **)&ctx->salt, 0, &buflen))
return 0;
if (buflen < ARGON2_MIN_SALT_LENGTH) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_SALT_LENGTH, "min: %u",
ARGON2_MIN_SALT_LENGTH);
goto fail;
}
if (buflen > ARGON2_MAX_SALT_LENGTH) {
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_SALT_LENGTH, "max: %u",
ARGON2_MAX_SALT_LENGTH);
goto fail;
}
ctx->saltlen = (uint32_t) buflen;
return 1;
fail:
OPENSSL_free(ctx->salt);
ctx->salt = NULL;
ctx->saltlen = 0U;
return 0;
}
static int kdf_argon2_ctx_set_ad(KDF_ARGON2 *ctx, const OSSL_PARAM *p)
{
size_t buflen;
if (p->data == NULL)
return 0;
if (ctx->ad != NULL) {
OPENSSL_clear_free(ctx->ad, ctx->adlen);
ctx->ad = NULL;
ctx->adlen = 0U;
}
if (!OSSL_PARAM_get_octet_string(p, (void **)&ctx->ad, 0, &buflen))
return 0;
if (buflen > ARGON2_MAX_AD_LENGTH) {
OPENSSL_free(ctx->ad);
ctx->ad = NULL;
ctx->adlen = 0U;
return 0;
}
ctx->adlen = (uint32_t) buflen;
return 1;
}
static void kdf_argon2_ctx_set_flag_early_clean(KDF_ARGON2 *ctx, uint32_t f)
{
ctx->early_clean = !!(f);
}
static int kdf_argon2_ctx_set_version(KDF_ARGON2 *ctx, uint32_t version)
{
switch (version) {
case ARGON2_VERSION_10:
case ARGON2_VERSION_13:
ctx->version = version;
return 1;
default:
ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_MODE,
"invalid Argon2 version");
return 0;
}
}
static int set_property_query(KDF_ARGON2 *ctx, const char *propq)
{
OPENSSL_free(ctx->propq);
ctx->propq = NULL;
if (propq != NULL) {
ctx->propq = OPENSSL_strdup(propq);
if (ctx->propq == NULL)
return 0;
}
EVP_MD_free(ctx->md);
ctx->md = NULL;
EVP_MAC_free(ctx->mac);
ctx->mac = NULL;
return 1;
}
static int kdf_argon2_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
KDF_ARGON2 *ctx;
uint32_t u32_value;
if (params == NULL)
return 1;
ctx = (KDF_ARGON2 *) vctx;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_PASSWORD)) != NULL)
if (!kdf_argon2_ctx_set_pwd(ctx, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SALT)) != NULL)
if (!kdf_argon2_ctx_set_salt(ctx, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SECRET)) != NULL)
if (!kdf_argon2_ctx_set_secret(ctx, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_ARGON2_AD)) != NULL)
if (!kdf_argon2_ctx_set_ad(ctx, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SIZE)) != NULL) {
if (!OSSL_PARAM_get_uint32(p, &u32_value))
return 0;
if (!kdf_argon2_ctx_set_out_length(ctx, u32_value))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_ITER)) != NULL) {
if (!OSSL_PARAM_get_uint32(p, &u32_value))
return 0;
if (!kdf_argon2_ctx_set_t_cost(ctx, u32_value))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_THREADS)) != NULL) {
if (!OSSL_PARAM_get_uint32(p, &u32_value))
return 0;
if (!kdf_argon2_ctx_set_threads(ctx, u32_value))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_ARGON2_LANES)) != NULL) {
if (!OSSL_PARAM_get_uint32(p, &u32_value))
return 0;
if (!kdf_argon2_ctx_set_lanes(ctx, u32_value))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_ARGON2_MEMCOST)) != NULL) {
if (!OSSL_PARAM_get_uint32(p, &u32_value))
return 0;
if (!kdf_argon2_ctx_set_m_cost(ctx, u32_value))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_EARLY_CLEAN)) != NULL) {
if (!OSSL_PARAM_get_uint32(p, &u32_value))
return 0;
kdf_argon2_ctx_set_flag_early_clean(ctx, u32_value);
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_ARGON2_VERSION)) != NULL) {
if (!OSSL_PARAM_get_uint32(p, &u32_value))
return 0;
if (!kdf_argon2_ctx_set_version(ctx, u32_value))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_PROPERTIES)) != NULL) {
if (p->data_type != OSSL_PARAM_UTF8_STRING
|| !set_property_query(ctx, p->data))
return 0;
}
return 1;
}
static const OSSL_PARAM *kdf_argon2_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_PASSWORD, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SALT, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SECRET, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_ARGON2_AD, NULL, 0),
OSSL_PARAM_uint32(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_uint32(OSSL_KDF_PARAM_ITER, NULL),
OSSL_PARAM_uint32(OSSL_KDF_PARAM_THREADS, NULL),
OSSL_PARAM_uint32(OSSL_KDF_PARAM_ARGON2_LANES, NULL),
OSSL_PARAM_uint32(OSSL_KDF_PARAM_ARGON2_MEMCOST, NULL),
OSSL_PARAM_uint32(OSSL_KDF_PARAM_EARLY_CLEAN, NULL),
OSSL_PARAM_uint32(OSSL_KDF_PARAM_ARGON2_VERSION, NULL),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int kdf_argon2_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
OSSL_PARAM *p;
(void) vctx;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL)
return OSSL_PARAM_set_size_t(p, SIZE_MAX);
return -2;
}
static const OSSL_PARAM *kdf_argon2_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_argon2i_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_argon2i_new },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_argon2_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_argon2_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_argon2_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_argon2_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kdf_argon2_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_argon2_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kdf_argon2_get_ctx_params },
OSSL_DISPATCH_END
};
const OSSL_DISPATCH ossl_kdf_argon2d_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_argon2d_new },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_argon2_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_argon2_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_argon2_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_argon2_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kdf_argon2_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_argon2_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kdf_argon2_get_ctx_params },
OSSL_DISPATCH_END
};
const OSSL_DISPATCH ossl_kdf_argon2id_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_argon2id_new },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_argon2_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_argon2_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_argon2_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_argon2_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kdf_argon2_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_argon2_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kdf_argon2_get_ctx_params },
OSSL_DISPATCH_END
};
#endif
| kdfs | openssl/providers/implementations/kdfs/argon2.c | openssl |
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <openssl/evp.h>
#include <openssl/kdf.h>
#include <openssl/err.h>
#include <openssl/core_names.h>
#include <openssl/proverr.h>
#include "crypto/evp.h"
#include "internal/numbers.h"
#include "prov/implementations.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
#include "prov/provider_util.h"
#ifndef OPENSSL_NO_SCRYPT
static OSSL_FUNC_kdf_newctx_fn kdf_scrypt_new;
static OSSL_FUNC_kdf_dupctx_fn kdf_scrypt_dup;
static OSSL_FUNC_kdf_freectx_fn kdf_scrypt_free;
static OSSL_FUNC_kdf_reset_fn kdf_scrypt_reset;
static OSSL_FUNC_kdf_derive_fn kdf_scrypt_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn kdf_scrypt_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn kdf_scrypt_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn kdf_scrypt_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn kdf_scrypt_get_ctx_params;
static int scrypt_alg(const char *pass, size_t passlen,
const unsigned char *salt, size_t saltlen,
uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
unsigned char *key, size_t keylen, EVP_MD *sha256,
OSSL_LIB_CTX *libctx, const char *propq);
typedef struct {
OSSL_LIB_CTX *libctx;
char *propq;
unsigned char *pass;
size_t pass_len;
unsigned char *salt;
size_t salt_len;
uint64_t N;
uint64_t r, p;
uint64_t maxmem_bytes;
EVP_MD *sha256;
} KDF_SCRYPT;
static void kdf_scrypt_init(KDF_SCRYPT *ctx);
static void *kdf_scrypt_new_inner(OSSL_LIB_CTX *libctx)
{
KDF_SCRYPT *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx == NULL)
return NULL;
ctx->libctx = libctx;
kdf_scrypt_init(ctx);
return ctx;
}
static void *kdf_scrypt_new(void *provctx)
{
return kdf_scrypt_new_inner(PROV_LIBCTX_OF(provctx));
}
static void kdf_scrypt_free(void *vctx)
{
KDF_SCRYPT *ctx = (KDF_SCRYPT *)vctx;
if (ctx != NULL) {
OPENSSL_free(ctx->propq);
EVP_MD_free(ctx->sha256);
kdf_scrypt_reset(ctx);
OPENSSL_free(ctx);
}
}
static void kdf_scrypt_reset(void *vctx)
{
KDF_SCRYPT *ctx = (KDF_SCRYPT *)vctx;
OPENSSL_free(ctx->salt);
OPENSSL_clear_free(ctx->pass, ctx->pass_len);
kdf_scrypt_init(ctx);
}
static void *kdf_scrypt_dup(void *vctx)
{
const KDF_SCRYPT *src = (const KDF_SCRYPT *)vctx;
KDF_SCRYPT *dest;
dest = kdf_scrypt_new_inner(src->libctx);
if (dest != NULL) {
if (src->sha256 != NULL && !EVP_MD_up_ref(src->sha256))
goto err;
if (src->propq != NULL) {
dest->propq = OPENSSL_strdup(src->propq);
if (dest->propq == NULL)
goto err;
}
if (!ossl_prov_memdup(src->salt, src->salt_len,
&dest->salt, &dest->salt_len)
|| !ossl_prov_memdup(src->pass, src->pass_len,
&dest->pass , &dest->pass_len))
goto err;
dest->N = src->N;
dest->r = src->r;
dest->p = src->p;
dest->maxmem_bytes = src->maxmem_bytes;
dest->sha256 = src->sha256;
}
return dest;
err:
kdf_scrypt_free(dest);
return NULL;
}
static void kdf_scrypt_init(KDF_SCRYPT *ctx)
{
ctx->N = 1 << 20;
ctx->r = 8;
ctx->p = 1;
ctx->maxmem_bytes = 1025 * 1024 * 1024;
}
static int scrypt_set_membuf(unsigned char **buffer, size_t *buflen,
const OSSL_PARAM *p)
{
OPENSSL_clear_free(*buffer, *buflen);
*buffer = NULL;
*buflen = 0;
if (p->data_size == 0) {
if ((*buffer = OPENSSL_malloc(1)) == NULL)
return 0;
} else if (p->data != NULL) {
if (!OSSL_PARAM_get_octet_string(p, (void **)buffer, 0, buflen))
return 0;
}
return 1;
}
static int set_digest(KDF_SCRYPT *ctx)
{
EVP_MD_free(ctx->sha256);
ctx->sha256 = EVP_MD_fetch(ctx->libctx, "sha256", ctx->propq);
if (ctx->sha256 == NULL) {
OPENSSL_free(ctx);
ERR_raise(ERR_LIB_PROV, PROV_R_UNABLE_TO_LOAD_SHA256);
return 0;
}
return 1;
}
static int set_property_query(KDF_SCRYPT *ctx, const char *propq)
{
OPENSSL_free(ctx->propq);
ctx->propq = NULL;
if (propq != NULL) {
ctx->propq = OPENSSL_strdup(propq);
if (ctx->propq == NULL)
return 0;
}
return 1;
}
static int kdf_scrypt_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KDF_SCRYPT *ctx = (KDF_SCRYPT *)vctx;
if (!ossl_prov_is_running() || !kdf_scrypt_set_ctx_params(ctx, params))
return 0;
if (ctx->pass == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_PASS);
return 0;
}
if (ctx->salt == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SALT);
return 0;
}
if (ctx->sha256 == NULL && !set_digest(ctx))
return 0;
return scrypt_alg((char *)ctx->pass, ctx->pass_len, ctx->salt,
ctx->salt_len, ctx->N, ctx->r, ctx->p,
ctx->maxmem_bytes, key, keylen, ctx->sha256,
ctx->libctx, ctx->propq);
}
static int is_power_of_two(uint64_t value)
{
return (value != 0) && ((value & (value - 1)) == 0);
}
static int kdf_scrypt_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
KDF_SCRYPT *ctx = vctx;
uint64_t u64_value;
if (params == NULL)
return 1;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_PASSWORD)) != NULL)
if (!scrypt_set_membuf(&ctx->pass, &ctx->pass_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SALT)) != NULL)
if (!scrypt_set_membuf(&ctx->salt, &ctx->salt_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SCRYPT_N))
!= NULL) {
if (!OSSL_PARAM_get_uint64(p, &u64_value)
|| u64_value <= 1
|| !is_power_of_two(u64_value))
return 0;
ctx->N = u64_value;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SCRYPT_R))
!= NULL) {
if (!OSSL_PARAM_get_uint64(p, &u64_value) || u64_value < 1)
return 0;
ctx->r = u64_value;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SCRYPT_P))
!= NULL) {
if (!OSSL_PARAM_get_uint64(p, &u64_value) || u64_value < 1)
return 0;
ctx->p = u64_value;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SCRYPT_MAXMEM))
!= NULL) {
if (!OSSL_PARAM_get_uint64(p, &u64_value) || u64_value < 1)
return 0;
ctx->maxmem_bytes = u64_value;
}
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_PROPERTIES);
if (p != NULL) {
if (p->data_type != OSSL_PARAM_UTF8_STRING
|| !set_property_query(ctx, p->data)
|| !set_digest(ctx))
return 0;
}
return 1;
}
static const OSSL_PARAM *kdf_scrypt_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_PASSWORD, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SALT, NULL, 0),
OSSL_PARAM_uint64(OSSL_KDF_PARAM_SCRYPT_N, NULL),
OSSL_PARAM_uint32(OSSL_KDF_PARAM_SCRYPT_R, NULL),
OSSL_PARAM_uint32(OSSL_KDF_PARAM_SCRYPT_P, NULL),
OSSL_PARAM_uint64(OSSL_KDF_PARAM_SCRYPT_MAXMEM, NULL),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int kdf_scrypt_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL)
return OSSL_PARAM_set_size_t(p, SIZE_MAX);
return -2;
}
static const OSSL_PARAM *kdf_scrypt_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_scrypt_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_scrypt_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))kdf_scrypt_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_scrypt_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_scrypt_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_scrypt_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_scrypt_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kdf_scrypt_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_scrypt_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kdf_scrypt_get_ctx_params },
OSSL_DISPATCH_END
};
#define R(a,b) (((a) << (b)) | ((a) >> (32 - (b))))
static void salsa208_word_specification(uint32_t inout[16])
{
int i;
uint32_t x[16];
memcpy(x, inout, sizeof(x));
for (i = 8; i > 0; i -= 2) {
x[4] ^= R(x[0] + x[12], 7);
x[8] ^= R(x[4] + x[0], 9);
x[12] ^= R(x[8] + x[4], 13);
x[0] ^= R(x[12] + x[8], 18);
x[9] ^= R(x[5] + x[1], 7);
x[13] ^= R(x[9] + x[5], 9);
x[1] ^= R(x[13] + x[9], 13);
x[5] ^= R(x[1] + x[13], 18);
x[14] ^= R(x[10] + x[6], 7);
x[2] ^= R(x[14] + x[10], 9);
x[6] ^= R(x[2] + x[14], 13);
x[10] ^= R(x[6] + x[2], 18);
x[3] ^= R(x[15] + x[11], 7);
x[7] ^= R(x[3] + x[15], 9);
x[11] ^= R(x[7] + x[3], 13);
x[15] ^= R(x[11] + x[7], 18);
x[1] ^= R(x[0] + x[3], 7);
x[2] ^= R(x[1] + x[0], 9);
x[3] ^= R(x[2] + x[1], 13);
x[0] ^= R(x[3] + x[2], 18);
x[6] ^= R(x[5] + x[4], 7);
x[7] ^= R(x[6] + x[5], 9);
x[4] ^= R(x[7] + x[6], 13);
x[5] ^= R(x[4] + x[7], 18);
x[11] ^= R(x[10] + x[9], 7);
x[8] ^= R(x[11] + x[10], 9);
x[9] ^= R(x[8] + x[11], 13);
x[10] ^= R(x[9] + x[8], 18);
x[12] ^= R(x[15] + x[14], 7);
x[13] ^= R(x[12] + x[15], 9);
x[14] ^= R(x[13] + x[12], 13);
x[15] ^= R(x[14] + x[13], 18);
}
for (i = 0; i < 16; ++i)
inout[i] += x[i];
OPENSSL_cleanse(x, sizeof(x));
}
static void scryptBlockMix(uint32_t *B_, uint32_t *B, uint64_t r)
{
uint64_t i, j;
uint32_t X[16], *pB;
memcpy(X, B + (r * 2 - 1) * 16, sizeof(X));
pB = B;
for (i = 0; i < r * 2; i++) {
for (j = 0; j < 16; j++)
X[j] ^= *pB++;
salsa208_word_specification(X);
memcpy(B_ + (i / 2 + (i & 1) * r) * 16, X, sizeof(X));
}
OPENSSL_cleanse(X, sizeof(X));
}
static void scryptROMix(unsigned char *B, uint64_t r, uint64_t N,
uint32_t *X, uint32_t *T, uint32_t *V)
{
unsigned char *pB;
uint32_t *pV;
uint64_t i, k;
for (pV = V, i = 0, pB = B; i < 32 * r; i++, pV++) {
*pV = *pB++;
*pV |= *pB++ << 8;
*pV |= *pB++ << 16;
*pV |= (uint32_t)*pB++ << 24;
}
for (i = 1; i < N; i++, pV += 32 * r)
scryptBlockMix(pV, pV - 32 * r, r);
scryptBlockMix(X, V + (N - 1) * 32 * r, r);
for (i = 0; i < N; i++) {
uint32_t j;
j = X[16 * (2 * r - 1)] % N;
pV = V + 32 * r * j;
for (k = 0; k < 32 * r; k++)
T[k] = X[k] ^ *pV++;
scryptBlockMix(X, T, r);
}
for (i = 0, pB = B; i < 32 * r; i++) {
uint32_t xtmp = X[i];
*pB++ = xtmp & 0xff;
*pB++ = (xtmp >> 8) & 0xff;
*pB++ = (xtmp >> 16) & 0xff;
*pB++ = (xtmp >> 24) & 0xff;
}
}
#ifndef SIZE_MAX
# define SIZE_MAX ((size_t)-1)
#endif
#define LOG2_UINT64_MAX (sizeof(uint64_t) * 8 - 1)
#define SCRYPT_PR_MAX ((1 << 30) - 1)
static int scrypt_alg(const char *pass, size_t passlen,
const unsigned char *salt, size_t saltlen,
uint64_t N, uint64_t r, uint64_t p, uint64_t maxmem,
unsigned char *key, size_t keylen, EVP_MD *sha256,
OSSL_LIB_CTX *libctx, const char *propq)
{
int rv = 0;
unsigned char *B;
uint32_t *X, *V, *T;
uint64_t i, Blen, Vlen;
if (r == 0 || p == 0 || N < 2 || (N & (N - 1)))
return 0;
if (p > SCRYPT_PR_MAX / r) {
ERR_raise(ERR_LIB_EVP, EVP_R_MEMORY_LIMIT_EXCEEDED);
return 0;
}
if (16 * r <= LOG2_UINT64_MAX) {
if (N >= (((uint64_t)1) << (16 * r))) {
ERR_raise(ERR_LIB_EVP, EVP_R_MEMORY_LIMIT_EXCEEDED);
return 0;
}
}
Blen = p * 128 * r;
if (Blen > INT_MAX) {
ERR_raise(ERR_LIB_EVP, EVP_R_MEMORY_LIMIT_EXCEEDED);
return 0;
}
i = UINT64_MAX / (32 * sizeof(uint32_t));
if (N + 2 > i / r) {
ERR_raise(ERR_LIB_EVP, EVP_R_MEMORY_LIMIT_EXCEEDED);
return 0;
}
Vlen = 32 * r * (N + 2) * sizeof(uint32_t);
if (Blen > UINT64_MAX - Vlen) {
ERR_raise(ERR_LIB_EVP, EVP_R_MEMORY_LIMIT_EXCEEDED);
return 0;
}
if (maxmem > SIZE_MAX)
maxmem = SIZE_MAX;
if (Blen + Vlen > maxmem) {
ERR_raise(ERR_LIB_EVP, EVP_R_MEMORY_LIMIT_EXCEEDED);
return 0;
}
if (key == NULL)
return 1;
B = OPENSSL_malloc((size_t)(Blen + Vlen));
if (B == NULL)
return 0;
X = (uint32_t *)(B + Blen);
T = X + 32 * r;
V = T + 32 * r;
if (ossl_pkcs5_pbkdf2_hmac_ex(pass, passlen, salt, saltlen, 1, sha256,
(int)Blen, B, libctx, propq) == 0)
goto err;
for (i = 0; i < p; i++)
scryptROMix(B + 128 * r * i, r, N, X, T, V);
if (ossl_pkcs5_pbkdf2_hmac_ex(pass, passlen, B, (int)Blen, 1, sha256,
keylen, key, libctx, propq) == 0)
goto err;
rv = 1;
err:
if (rv == 0)
ERR_raise(ERR_LIB_EVP, EVP_R_PBKDF2_ERROR);
OPENSSL_clear_free(B, (size_t)(Blen + Vlen));
return rv;
}
#endif
| kdfs | openssl/providers/implementations/kdfs/scrypt.c | openssl |
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <openssl/hmac.h>
#include <openssl/evp.h>
#include <openssl/kdf.h>
#include <openssl/core_names.h>
#include <openssl/params.h>
#include <openssl/proverr.h>
#include "internal/cryptlib.h"
#include "internal/numbers.h"
#include "crypto/evp.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
#include "prov/implementations.h"
#include "prov/provider_util.h"
#include "internal/params.h"
typedef struct {
void *provctx;
EVP_MAC_CTX *macctx;
PROV_DIGEST digest;
unsigned char *secret;
size_t secret_len;
unsigned char *info;
size_t info_len;
unsigned char *salt;
size_t salt_len;
size_t out_len;
int is_kmac;
} KDF_SSKDF;
#define SSKDF_MAX_INLEN (1<<30)
#define SSKDF_KMAC128_DEFAULT_SALT_SIZE (168 - 4)
#define SSKDF_KMAC256_DEFAULT_SALT_SIZE (136 - 4)
static const unsigned char kmac_custom_str[] = { 0x4B, 0x44, 0x46 };
static OSSL_FUNC_kdf_newctx_fn sskdf_new;
static OSSL_FUNC_kdf_dupctx_fn sskdf_dup;
static OSSL_FUNC_kdf_freectx_fn sskdf_free;
static OSSL_FUNC_kdf_reset_fn sskdf_reset;
static OSSL_FUNC_kdf_derive_fn sskdf_derive;
static OSSL_FUNC_kdf_derive_fn x963kdf_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn sskdf_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn sskdf_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn sskdf_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn sskdf_get_ctx_params;
static int SSKDF_hash_kdm(const EVP_MD *kdf_md,
const unsigned char *z, size_t z_len,
const unsigned char *info, size_t info_len,
unsigned int append_ctr,
unsigned char *derived_key, size_t derived_key_len)
{
int ret = 0, hlen;
size_t counter, out_len, len = derived_key_len;
unsigned char c[4];
unsigned char mac[EVP_MAX_MD_SIZE];
unsigned char *out = derived_key;
EVP_MD_CTX *ctx = NULL, *ctx_init = NULL;
if (z_len > SSKDF_MAX_INLEN || info_len > SSKDF_MAX_INLEN
|| derived_key_len > SSKDF_MAX_INLEN
|| derived_key_len == 0)
return 0;
hlen = EVP_MD_get_size(kdf_md);
if (hlen <= 0)
return 0;
out_len = (size_t)hlen;
ctx = EVP_MD_CTX_create();
ctx_init = EVP_MD_CTX_create();
if (ctx == NULL || ctx_init == NULL)
goto end;
if (!EVP_DigestInit(ctx_init, kdf_md))
goto end;
for (counter = 1;; counter++) {
c[0] = (unsigned char)((counter >> 24) & 0xff);
c[1] = (unsigned char)((counter >> 16) & 0xff);
c[2] = (unsigned char)((counter >> 8) & 0xff);
c[3] = (unsigned char)(counter & 0xff);
if (!(EVP_MD_CTX_copy_ex(ctx, ctx_init)
&& (append_ctr || EVP_DigestUpdate(ctx, c, sizeof(c)))
&& EVP_DigestUpdate(ctx, z, z_len)
&& (!append_ctr || EVP_DigestUpdate(ctx, c, sizeof(c)))
&& EVP_DigestUpdate(ctx, info, info_len)))
goto end;
if (len >= out_len) {
if (!EVP_DigestFinal_ex(ctx, out, NULL))
goto end;
out += out_len;
len -= out_len;
if (len == 0)
break;
} else {
if (!EVP_DigestFinal_ex(ctx, mac, NULL))
goto end;
memcpy(out, mac, len);
break;
}
}
ret = 1;
end:
EVP_MD_CTX_destroy(ctx);
EVP_MD_CTX_destroy(ctx_init);
OPENSSL_cleanse(mac, sizeof(mac));
return ret;
}
static int kmac_init(EVP_MAC_CTX *ctx, const unsigned char *custom,
size_t custom_len, size_t kmac_out_len,
size_t derived_key_len, unsigned char **out)
{
OSSL_PARAM params[2];
if (custom == NULL)
return 1;
params[0] = OSSL_PARAM_construct_octet_string(OSSL_MAC_PARAM_CUSTOM,
(void *)custom, custom_len);
params[1] = OSSL_PARAM_construct_end();
if (!EVP_MAC_CTX_set_params(ctx, params))
return 0;
if (kmac_out_len == 0)
kmac_out_len = derived_key_len;
else if (!(kmac_out_len == derived_key_len
|| kmac_out_len == 20
|| kmac_out_len == 28
|| kmac_out_len == 32
|| kmac_out_len == 48
|| kmac_out_len == 64))
return 0;
params[0] = OSSL_PARAM_construct_size_t(OSSL_MAC_PARAM_SIZE,
&kmac_out_len);
if (EVP_MAC_CTX_set_params(ctx, params) <= 0)
return 0;
if (kmac_out_len > EVP_MAX_MD_SIZE) {
*out = OPENSSL_zalloc(kmac_out_len);
if (*out == NULL)
return 0;
}
return 1;
}
static int SSKDF_mac_kdm(EVP_MAC_CTX *ctx_init,
const unsigned char *kmac_custom,
size_t kmac_custom_len, size_t kmac_out_len,
const unsigned char *salt, size_t salt_len,
const unsigned char *z, size_t z_len,
const unsigned char *info, size_t info_len,
unsigned char *derived_key, size_t derived_key_len)
{
int ret = 0;
size_t counter, out_len, len;
unsigned char c[4];
unsigned char mac_buf[EVP_MAX_MD_SIZE];
unsigned char *out = derived_key;
EVP_MAC_CTX *ctx = NULL;
unsigned char *mac = mac_buf, *kmac_buffer = NULL;
if (z_len > SSKDF_MAX_INLEN || info_len > SSKDF_MAX_INLEN
|| derived_key_len > SSKDF_MAX_INLEN
|| derived_key_len == 0)
return 0;
if (!kmac_init(ctx_init, kmac_custom, kmac_custom_len, kmac_out_len,
derived_key_len, &kmac_buffer))
goto end;
if (kmac_buffer != NULL)
mac = kmac_buffer;
if (!EVP_MAC_init(ctx_init, salt, salt_len, NULL))
goto end;
out_len = EVP_MAC_CTX_get_mac_size(ctx_init);
if (out_len <= 0 || (mac == mac_buf && out_len > sizeof(mac_buf)))
goto end;
len = derived_key_len;
for (counter = 1;; counter++) {
c[0] = (unsigned char)((counter >> 24) & 0xff);
c[1] = (unsigned char)((counter >> 16) & 0xff);
c[2] = (unsigned char)((counter >> 8) & 0xff);
c[3] = (unsigned char)(counter & 0xff);
ctx = EVP_MAC_CTX_dup(ctx_init);
if (!(ctx != NULL
&& EVP_MAC_update(ctx, c, sizeof(c))
&& EVP_MAC_update(ctx, z, z_len)
&& EVP_MAC_update(ctx, info, info_len)))
goto end;
if (len >= out_len) {
if (!EVP_MAC_final(ctx, out, NULL, len))
goto end;
out += out_len;
len -= out_len;
if (len == 0)
break;
} else {
if (!EVP_MAC_final(ctx, mac, NULL, out_len))
goto end;
memcpy(out, mac, len);
break;
}
EVP_MAC_CTX_free(ctx);
ctx = NULL;
}
ret = 1;
end:
if (kmac_buffer != NULL)
OPENSSL_clear_free(kmac_buffer, kmac_out_len);
else
OPENSSL_cleanse(mac_buf, sizeof(mac_buf));
EVP_MAC_CTX_free(ctx);
return ret;
}
static void *sskdf_new(void *provctx)
{
KDF_SSKDF *ctx;
if (!ossl_prov_is_running())
return NULL;
if ((ctx = OPENSSL_zalloc(sizeof(*ctx))) != NULL)
ctx->provctx = provctx;
return ctx;
}
static void sskdf_reset(void *vctx)
{
KDF_SSKDF *ctx = (KDF_SSKDF *)vctx;
void *provctx = ctx->provctx;
EVP_MAC_CTX_free(ctx->macctx);
ossl_prov_digest_reset(&ctx->digest);
OPENSSL_clear_free(ctx->secret, ctx->secret_len);
OPENSSL_clear_free(ctx->info, ctx->info_len);
OPENSSL_clear_free(ctx->salt, ctx->salt_len);
memset(ctx, 0, sizeof(*ctx));
ctx->provctx = provctx;
}
static void sskdf_free(void *vctx)
{
KDF_SSKDF *ctx = (KDF_SSKDF *)vctx;
if (ctx != NULL) {
sskdf_reset(ctx);
OPENSSL_free(ctx);
}
}
static void *sskdf_dup(void *vctx)
{
const KDF_SSKDF *src = (const KDF_SSKDF *)vctx;
KDF_SSKDF *dest;
dest = sskdf_new(src->provctx);
if (dest != NULL) {
if (src->macctx != NULL) {
dest->macctx = EVP_MAC_CTX_dup(src->macctx);
if (dest->macctx == NULL)
goto err;
}
if (!ossl_prov_memdup(src->info, src->info_len,
&dest->info, &dest->info_len)
|| !ossl_prov_memdup(src->salt, src->salt_len,
&dest->salt , &dest->salt_len)
|| !ossl_prov_memdup(src->secret, src->secret_len,
&dest->secret, &dest->secret_len)
|| !ossl_prov_digest_copy(&dest->digest, &src->digest))
goto err;
dest->out_len = src->out_len;
dest->is_kmac = src->is_kmac;
}
return dest;
err:
sskdf_free(dest);
return NULL;
}
static size_t sskdf_size(KDF_SSKDF *ctx)
{
int len;
const EVP_MD *md = NULL;
if (ctx->is_kmac)
return SIZE_MAX;
md = ossl_prov_digest_md(&ctx->digest);
if (md == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST);
return 0;
}
len = EVP_MD_get_size(md);
return (len <= 0) ? 0 : (size_t)len;
}
static int sskdf_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KDF_SSKDF *ctx = (KDF_SSKDF *)vctx;
const EVP_MD *md;
if (!ossl_prov_is_running() || !sskdf_set_ctx_params(ctx, params))
return 0;
if (ctx->secret == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SECRET);
return 0;
}
md = ossl_prov_digest_md(&ctx->digest);
if (ctx->macctx != NULL) {
int ret;
const unsigned char *custom = NULL;
size_t custom_len = 0;
int default_salt_len;
EVP_MAC *mac = EVP_MAC_CTX_get0_mac(ctx->macctx);
if (EVP_MAC_is_a(mac, OSSL_MAC_NAME_HMAC)) {
if (md == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST);
return 0;
}
default_salt_len = EVP_MD_get_size(md);
if (default_salt_len <= 0)
return 0;
} else if (ctx->is_kmac) {
custom = kmac_custom_str;
custom_len = sizeof(kmac_custom_str);
if (EVP_MAC_is_a(mac, OSSL_MAC_NAME_KMAC128))
default_salt_len = SSKDF_KMAC128_DEFAULT_SALT_SIZE;
else
default_salt_len = SSKDF_KMAC256_DEFAULT_SALT_SIZE;
} else {
ERR_raise(ERR_LIB_PROV, PROV_R_UNSUPPORTED_MAC_TYPE);
return 0;
}
if (ctx->salt == NULL || ctx->salt_len <= 0) {
ctx->salt = OPENSSL_zalloc(default_salt_len);
if (ctx->salt == NULL)
return 0;
ctx->salt_len = default_salt_len;
}
ret = SSKDF_mac_kdm(ctx->macctx,
custom, custom_len, ctx->out_len,
ctx->salt, ctx->salt_len,
ctx->secret, ctx->secret_len,
ctx->info, ctx->info_len, key, keylen);
return ret;
} else {
if (md == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST);
return 0;
}
return SSKDF_hash_kdm(md, ctx->secret, ctx->secret_len,
ctx->info, ctx->info_len, 0, key, keylen);
}
}
static int x963kdf_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KDF_SSKDF *ctx = (KDF_SSKDF *)vctx;
const EVP_MD *md;
if (!ossl_prov_is_running() || !sskdf_set_ctx_params(ctx, params))
return 0;
if (ctx->secret == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SECRET);
return 0;
}
if (ctx->macctx != NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NOT_SUPPORTED);
return 0;
}
md = ossl_prov_digest_md(&ctx->digest);
if (md == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST);
return 0;
}
return SSKDF_hash_kdm(md, ctx->secret, ctx->secret_len,
ctx->info, ctx->info_len, 1, key, keylen);
}
static int sskdf_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
KDF_SSKDF *ctx = vctx;
OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(ctx->provctx);
size_t sz;
int r;
if (params == NULL)
return 1;
if (!ossl_prov_macctx_load_from_params(&ctx->macctx, params,
NULL, NULL, NULL, libctx))
return 0;
if (ctx->macctx != NULL) {
if (EVP_MAC_is_a(EVP_MAC_CTX_get0_mac(ctx->macctx),
OSSL_MAC_NAME_KMAC128)
|| EVP_MAC_is_a(EVP_MAC_CTX_get0_mac(ctx->macctx),
OSSL_MAC_NAME_KMAC256)) {
ctx->is_kmac = 1;
}
}
if (!ossl_prov_digest_load_from_params(&ctx->digest, params, libctx))
return 0;
r = ossl_param_get1_octet_string(params, OSSL_KDF_PARAM_SECRET,
&ctx->secret, &ctx->secret_len);
if (r == -1)
r = ossl_param_get1_octet_string(params, OSSL_KDF_PARAM_KEY,
&ctx->secret, &ctx->secret_len);
if (r == 0)
return 0;
if (ossl_param_get1_concat_octet_string(params, OSSL_KDF_PARAM_INFO,
&ctx->info, &ctx->info_len, 0) == 0)
return 0;
if (ossl_param_get1_octet_string(params, OSSL_KDF_PARAM_SALT,
&ctx->salt, &ctx->salt_len) == 0)
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_MAC_SIZE))
!= NULL) {
if (!OSSL_PARAM_get_size_t(p, &sz) || sz == 0)
return 0;
ctx->out_len = sz;
}
return 1;
}
static const OSSL_PARAM *sskdf_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SECRET, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_KEY, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_INFO, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_MAC, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SALT, NULL, 0),
OSSL_PARAM_size_t(OSSL_KDF_PARAM_MAC_SIZE, NULL),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int sskdf_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
KDF_SSKDF *ctx = (KDF_SSKDF *)vctx;
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL)
return OSSL_PARAM_set_size_t(p, sskdf_size(ctx));
return -2;
}
static const OSSL_PARAM *sskdf_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_sskdf_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))sskdf_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))sskdf_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))sskdf_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))sskdf_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))sskdf_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))sskdf_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))sskdf_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))sskdf_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))sskdf_get_ctx_params },
OSSL_DISPATCH_END
};
const OSSL_DISPATCH ossl_kdf_x963_kdf_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))sskdf_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))sskdf_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))sskdf_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))sskdf_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))x963kdf_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))sskdf_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))sskdf_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))sskdf_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))sskdf_get_ctx_params },
OSSL_DISPATCH_END
};
| kdfs | openssl/providers/implementations/kdfs/sskdf.c | openssl |
#include <openssl/trace.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <openssl/evp.h>
#include <openssl/kdf.h>
#include <openssl/core_names.h>
#include <openssl/proverr.h>
#include "internal/cryptlib.h"
#include "internal/numbers.h"
#include "crypto/evp.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
#include "prov/implementations.h"
#include "prov/provider_util.h"
static OSSL_FUNC_kdf_newctx_fn kdf_pbkdf1_new;
static OSSL_FUNC_kdf_dupctx_fn kdf_pbkdf1_dup;
static OSSL_FUNC_kdf_freectx_fn kdf_pbkdf1_free;
static OSSL_FUNC_kdf_reset_fn kdf_pbkdf1_reset;
static OSSL_FUNC_kdf_derive_fn kdf_pbkdf1_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn kdf_pbkdf1_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn kdf_pbkdf1_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn kdf_pbkdf1_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn kdf_pbkdf1_get_ctx_params;
typedef struct {
void *provctx;
PROV_DIGEST digest;
unsigned char *pass;
size_t pass_len;
unsigned char *salt;
size_t salt_len;
uint64_t iter;
} KDF_PBKDF1;
static int kdf_pbkdf1_do_derive(const unsigned char *pass, size_t passlen,
const unsigned char *salt, size_t saltlen,
uint64_t iter, const EVP_MD *md_type,
unsigned char *out, size_t n)
{
uint64_t i;
int mdsize, ret = 0;
unsigned char md_tmp[EVP_MAX_MD_SIZE];
EVP_MD_CTX *ctx = NULL;
ctx = EVP_MD_CTX_new();
if (ctx == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_EVP_LIB);
goto err;
}
if (!EVP_DigestInit_ex(ctx, md_type, NULL)
|| !EVP_DigestUpdate(ctx, pass, passlen)
|| !EVP_DigestUpdate(ctx, salt, saltlen)
|| !EVP_DigestFinal_ex(ctx, md_tmp, NULL))
goto err;
mdsize = EVP_MD_size(md_type);
if (mdsize < 0)
goto err;
if (n > (size_t)mdsize) {
ERR_raise(ERR_LIB_PROV, PROV_R_LENGTH_TOO_LARGE);
goto err;
}
for (i = 1; i < iter; i++) {
if (!EVP_DigestInit_ex(ctx, md_type, NULL))
goto err;
if (!EVP_DigestUpdate(ctx, md_tmp, mdsize))
goto err;
if (!EVP_DigestFinal_ex(ctx, md_tmp, NULL))
goto err;
}
memcpy(out, md_tmp, n);
ret = 1;
err:
OPENSSL_cleanse(md_tmp, EVP_MAX_MD_SIZE);
EVP_MD_CTX_free(ctx);
return ret;
}
static void *kdf_pbkdf1_new(void *provctx)
{
KDF_PBKDF1 *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx == NULL)
return NULL;
ctx->provctx = provctx;
return ctx;
}
static void kdf_pbkdf1_cleanup(KDF_PBKDF1 *ctx)
{
ossl_prov_digest_reset(&ctx->digest);
OPENSSL_free(ctx->salt);
OPENSSL_clear_free(ctx->pass, ctx->pass_len);
memset(ctx, 0, sizeof(*ctx));
}
static void kdf_pbkdf1_free(void *vctx)
{
KDF_PBKDF1 *ctx = (KDF_PBKDF1 *)vctx;
if (ctx != NULL) {
kdf_pbkdf1_cleanup(ctx);
OPENSSL_free(ctx);
}
}
static void kdf_pbkdf1_reset(void *vctx)
{
KDF_PBKDF1 *ctx = (KDF_PBKDF1 *)vctx;
void *provctx = ctx->provctx;
kdf_pbkdf1_cleanup(ctx);
ctx->provctx = provctx;
}
static void *kdf_pbkdf1_dup(void *vctx)
{
const KDF_PBKDF1 *src = (const KDF_PBKDF1 *)vctx;
KDF_PBKDF1 *dest;
dest = kdf_pbkdf1_new(src->provctx);
if (dest != NULL) {
if (!ossl_prov_memdup(src->salt, src->salt_len,
&dest->salt, &dest->salt_len)
|| !ossl_prov_memdup(src->pass, src->pass_len,
&dest->pass , &dest->pass_len)
|| !ossl_prov_digest_copy(&dest->digest, &src->digest))
goto err;
dest->iter = src->iter;
}
return dest;
err:
kdf_pbkdf1_free(dest);
return NULL;
}
static int kdf_pbkdf1_set_membuf(unsigned char **buffer, size_t *buflen,
const OSSL_PARAM *p)
{
OPENSSL_clear_free(*buffer, *buflen);
*buffer = NULL;
*buflen = 0;
if (p->data_size == 0) {
if ((*buffer = OPENSSL_malloc(1)) == NULL)
return 0;
} else if (p->data != NULL) {
if (!OSSL_PARAM_get_octet_string(p, (void **)buffer, 0, buflen))
return 0;
}
return 1;
}
static int kdf_pbkdf1_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KDF_PBKDF1 *ctx = (KDF_PBKDF1 *)vctx;
const EVP_MD *md;
if (!ossl_prov_is_running() || !kdf_pbkdf1_set_ctx_params(ctx, params))
return 0;
if (ctx->pass == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_PASS);
return 0;
}
if (ctx->salt == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SALT);
return 0;
}
md = ossl_prov_digest_md(&ctx->digest);
return kdf_pbkdf1_do_derive(ctx->pass, ctx->pass_len, ctx->salt, ctx->salt_len,
ctx->iter, md, key, keylen);
}
static int kdf_pbkdf1_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
KDF_PBKDF1 *ctx = vctx;
OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(ctx->provctx);
if (!ossl_prov_digest_load_from_params(&ctx->digest, params, libctx))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_PASSWORD)) != NULL)
if (!kdf_pbkdf1_set_membuf(&ctx->pass, &ctx->pass_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SALT)) != NULL)
if (!kdf_pbkdf1_set_membuf(&ctx->salt, &ctx->salt_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_ITER)) != NULL)
if (!OSSL_PARAM_get_uint64(p, &ctx->iter))
return 0;
return 1;
}
static const OSSL_PARAM *kdf_pbkdf1_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_PASSWORD, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SALT, NULL, 0),
OSSL_PARAM_uint64(OSSL_KDF_PARAM_ITER, NULL),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int kdf_pbkdf1_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL)
return OSSL_PARAM_set_size_t(p, SIZE_MAX);
return -2;
}
static const OSSL_PARAM *kdf_pbkdf1_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_pbkdf1_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_pbkdf1_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))kdf_pbkdf1_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_pbkdf1_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_pbkdf1_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_pbkdf1_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_pbkdf1_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kdf_pbkdf1_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_pbkdf1_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kdf_pbkdf1_get_ctx_params },
OSSL_DISPATCH_END
};
| kdfs | openssl/providers/implementations/kdfs/pbkdf1.c | openssl |
#include "internal/deprecated.h"
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <openssl/core_names.h>
#include <openssl/des.h>
#include <openssl/evp.h>
#include <openssl/kdf.h>
#include <openssl/proverr.h>
#include "internal/cryptlib.h"
#include "crypto/evp.h"
#include "internal/numbers.h"
#include "prov/implementations.h"
#include "prov/provider_ctx.h"
#include "prov/provider_util.h"
#include "prov/providercommon.h"
static OSSL_FUNC_kdf_newctx_fn krb5kdf_new;
static OSSL_FUNC_kdf_dupctx_fn krb5kdf_dup;
static OSSL_FUNC_kdf_freectx_fn krb5kdf_free;
static OSSL_FUNC_kdf_reset_fn krb5kdf_reset;
static OSSL_FUNC_kdf_derive_fn krb5kdf_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn krb5kdf_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn krb5kdf_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn krb5kdf_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn krb5kdf_get_ctx_params;
static int KRB5KDF(const EVP_CIPHER *cipher, ENGINE *engine,
const unsigned char *key, size_t key_len,
const unsigned char *constant, size_t constant_len,
unsigned char *okey, size_t okey_len);
typedef struct {
void *provctx;
PROV_CIPHER cipher;
unsigned char *key;
size_t key_len;
unsigned char *constant;
size_t constant_len;
} KRB5KDF_CTX;
static void *krb5kdf_new(void *provctx)
{
KRB5KDF_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
if ((ctx = OPENSSL_zalloc(sizeof(*ctx))) == NULL)
return NULL;
ctx->provctx = provctx;
return ctx;
}
static void krb5kdf_free(void *vctx)
{
KRB5KDF_CTX *ctx = (KRB5KDF_CTX *)vctx;
if (ctx != NULL) {
krb5kdf_reset(ctx);
OPENSSL_free(ctx);
}
}
static void krb5kdf_reset(void *vctx)
{
KRB5KDF_CTX *ctx = (KRB5KDF_CTX *)vctx;
void *provctx = ctx->provctx;
ossl_prov_cipher_reset(&ctx->cipher);
OPENSSL_clear_free(ctx->key, ctx->key_len);
OPENSSL_clear_free(ctx->constant, ctx->constant_len);
memset(ctx, 0, sizeof(*ctx));
ctx->provctx = provctx;
}
static int krb5kdf_set_membuf(unsigned char **dst, size_t *dst_len,
const OSSL_PARAM *p)
{
OPENSSL_clear_free(*dst, *dst_len);
*dst = NULL;
*dst_len = 0;
return OSSL_PARAM_get_octet_string(p, (void **)dst, 0, dst_len);
}
static void *krb5kdf_dup(void *vctx)
{
const KRB5KDF_CTX *src = (const KRB5KDF_CTX *)vctx;
KRB5KDF_CTX *dest;
dest = krb5kdf_new(src->provctx);
if (dest != NULL) {
if (!ossl_prov_memdup(src->key, src->key_len,
&dest->key, &dest->key_len)
|| !ossl_prov_memdup(src->constant, src->constant_len,
&dest->constant , &dest->constant_len)
|| !ossl_prov_cipher_copy(&dest->cipher, &src->cipher))
goto err;
}
return dest;
err:
krb5kdf_free(dest);
return NULL;
}
static int krb5kdf_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KRB5KDF_CTX *ctx = (KRB5KDF_CTX *)vctx;
const EVP_CIPHER *cipher;
ENGINE *engine;
if (!ossl_prov_is_running() || !krb5kdf_set_ctx_params(ctx, params))
return 0;
cipher = ossl_prov_cipher_cipher(&ctx->cipher);
if (cipher == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_CIPHER);
return 0;
}
if (ctx->key == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_KEY);
return 0;
}
if (ctx->constant == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_CONSTANT);
return 0;
}
engine = ossl_prov_cipher_engine(&ctx->cipher);
return KRB5KDF(cipher, engine, ctx->key, ctx->key_len,
ctx->constant, ctx->constant_len,
key, keylen);
}
static int krb5kdf_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
KRB5KDF_CTX *ctx = vctx;
OSSL_LIB_CTX *provctx = PROV_LIBCTX_OF(ctx->provctx);
if (params == NULL)
return 1;
if (!ossl_prov_cipher_load_from_params(&ctx->cipher, params, provctx))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_KEY)) != NULL)
if (!krb5kdf_set_membuf(&ctx->key, &ctx->key_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_CONSTANT))
!= NULL)
if (!krb5kdf_set_membuf(&ctx->constant, &ctx->constant_len, p))
return 0;
return 1;
}
static const OSSL_PARAM *krb5kdf_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_CIPHER, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_KEY, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_CONSTANT, NULL, 0),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int krb5kdf_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
KRB5KDF_CTX *ctx = (KRB5KDF_CTX *)vctx;
const EVP_CIPHER *cipher;
size_t len;
OSSL_PARAM *p;
cipher = ossl_prov_cipher_cipher(&ctx->cipher);
if (cipher)
len = EVP_CIPHER_get_key_length(cipher);
else
len = EVP_MAX_KEY_LENGTH;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL)
return OSSL_PARAM_set_size_t(p, len);
return -2;
}
static const OSSL_PARAM *krb5kdf_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_krb5kdf_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))krb5kdf_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))krb5kdf_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))krb5kdf_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))krb5kdf_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))krb5kdf_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))krb5kdf_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS,
(void(*)(void))krb5kdf_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))krb5kdf_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS,
(void(*)(void))krb5kdf_get_ctx_params },
OSSL_DISPATCH_END
};
#ifndef OPENSSL_NO_DES
static int fixup_des3_key(unsigned char *key)
{
unsigned char *cblock;
int i, j;
for (i = 2; i >= 0; i--) {
cblock = &key[i * 8];
memmove(cblock, &key[i * 7], 7);
cblock[7] = 0;
for (j = 0; j < 7; j++)
cblock[7] |= (cblock[j] & 1) << (j + 1);
DES_set_odd_parity((DES_cblock *)cblock);
}
if (CRYPTO_memcmp(&key[0], &key[8], 8) == 0 ||
CRYPTO_memcmp(&key[8], &key[16], 8) == 0) {
return 0;
}
return 1;
}
#endif
static void n_fold(unsigned char *block, unsigned int blocksize,
const unsigned char *constant, size_t constant_len)
{
unsigned int tmp, gcd, remainder, lcm, carry;
int b, l;
if (constant_len == blocksize) {
memcpy(block, constant, constant_len);
return;
}
gcd = blocksize;
remainder = constant_len;
while (remainder != 0) {
tmp = gcd % remainder;
gcd = remainder;
remainder = tmp;
}
lcm = blocksize * constant_len / gcd;
memset(block, 0, blocksize);
carry = 0;
for (l = lcm - 1; l >= 0; l--) {
unsigned int rotbits, rshift, rbyte;
b = l % blocksize;
rotbits = 13 * (l / constant_len);
rbyte = l - (rotbits / 8);
rshift = rotbits & 0x07;
tmp = (constant[(rbyte-1) % constant_len] << (8 - rshift)
| constant[rbyte % constant_len] >> rshift)
& 0xff;
tmp += carry + block[b];
block[b] = tmp & 0xff;
carry = tmp >> 8;
}
for (b = blocksize - 1; b >= 0 && carry != 0; b--) {
carry += block[b];
block[b] = carry & 0xff;
carry >>= 8;
}
}
static int cipher_init(EVP_CIPHER_CTX *ctx,
const EVP_CIPHER *cipher, ENGINE *engine,
const unsigned char *key, size_t key_len)
{
int klen, ret;
ret = EVP_EncryptInit_ex(ctx, cipher, engine, key, NULL);
if (!ret)
goto out;
klen = EVP_CIPHER_CTX_get_key_length(ctx);
if (key_len != (size_t)klen) {
ret = EVP_CIPHER_CTX_set_key_length(ctx, key_len);
if (ret <= 0) {
ret = 0;
goto out;
}
}
ret = EVP_CIPHER_CTX_set_padding(ctx, 0);
if (!ret)
goto out;
out:
return ret;
}
static int KRB5KDF(const EVP_CIPHER *cipher, ENGINE *engine,
const unsigned char *key, size_t key_len,
const unsigned char *constant, size_t constant_len,
unsigned char *okey, size_t okey_len)
{
EVP_CIPHER_CTX *ctx = NULL;
unsigned char block[EVP_MAX_BLOCK_LENGTH * 2];
unsigned char *plainblock, *cipherblock;
size_t blocksize;
size_t cipherlen;
size_t osize;
#ifndef OPENSSL_NO_DES
int des3_no_fixup = 0;
#endif
int ret;
if (key_len != okey_len) {
#ifndef OPENSSL_NO_DES
if (EVP_CIPHER_get_nid(cipher) == NID_des_ede3_cbc &&
key_len == 24 && okey_len == 21) {
des3_no_fixup = 1;
} else {
#endif
ERR_raise(ERR_LIB_PROV, PROV_R_WRONG_OUTPUT_BUFFER_SIZE);
return 0;
#ifndef OPENSSL_NO_DES
}
#endif
}
ctx = EVP_CIPHER_CTX_new();
if (ctx == NULL)
return 0;
ret = cipher_init(ctx, cipher, engine, key, key_len);
if (!ret)
goto out;
blocksize = EVP_CIPHER_CTX_get_block_size(ctx);
if (blocksize == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_CIPHER);
ret = 0;
goto out;
}
if (constant_len > blocksize) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_CONSTANT_LENGTH);
ret = 0;
goto out;
}
n_fold(block, blocksize, constant, constant_len);
plainblock = block;
cipherblock = block + EVP_MAX_BLOCK_LENGTH;
for (osize = 0; osize < okey_len; osize += cipherlen) {
int olen;
ret = EVP_EncryptUpdate(ctx, cipherblock, &olen,
plainblock, blocksize);
if (!ret)
goto out;
cipherlen = olen;
ret = EVP_EncryptFinal_ex(ctx, cipherblock, &olen);
if (!ret)
goto out;
if (olen != 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_WRONG_FINAL_BLOCK_LENGTH);
ret = 0;
goto out;
}
if (cipherlen > okey_len - osize)
cipherlen = okey_len - osize;
memcpy(okey + osize, cipherblock, cipherlen);
if (okey_len > osize + cipherlen) {
ret = EVP_CIPHER_CTX_reset(ctx);
if (!ret)
goto out;
ret = cipher_init(ctx, cipher, engine, key, key_len);
if (!ret)
goto out;
plainblock = cipherblock;
if (cipherblock == block) {
cipherblock += EVP_MAX_BLOCK_LENGTH;
} else {
cipherblock = block;
}
}
}
#ifndef OPENSSL_NO_DES
if (EVP_CIPHER_get_nid(cipher) == NID_des_ede3_cbc && !des3_no_fixup) {
ret = fixup_des3_key(okey);
if (!ret) {
ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GENERATE_KEY);
goto out;
}
}
#endif
ret = 1;
out:
EVP_CIPHER_CTX_free(ctx);
OPENSSL_cleanse(block, EVP_MAX_BLOCK_LENGTH * 2);
return ret;
}
| kdfs | openssl/providers/implementations/kdfs/krb5kdf.c | openssl |
#include "pbkdf2.h"
#ifdef FIPS_MODULE
const int ossl_kdf_pbkdf2_default_checks = 1;
#else
const int ossl_kdf_pbkdf2_default_checks = 0;
#endif
| kdfs | openssl/providers/implementations/kdfs/pbkdf2_fips.c | openssl |
#include "internal/deprecated.h"
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <openssl/evp.h>
#include <openssl/kdf.h>
#include <openssl/core_names.h>
#include <openssl/params.h>
#include <openssl/proverr.h>
#include "internal/cryptlib.h"
#include "internal/numbers.h"
#include "crypto/evp.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
#include "prov/implementations.h"
#include "prov/provider_util.h"
#include "prov/securitycheck.h"
#include "internal/e_os.h"
#include "internal/safe_math.h"
OSSL_SAFE_MATH_UNSIGNED(size_t, size_t)
static OSSL_FUNC_kdf_newctx_fn kdf_tls1_prf_new;
static OSSL_FUNC_kdf_dupctx_fn kdf_tls1_prf_dup;
static OSSL_FUNC_kdf_freectx_fn kdf_tls1_prf_free;
static OSSL_FUNC_kdf_reset_fn kdf_tls1_prf_reset;
static OSSL_FUNC_kdf_derive_fn kdf_tls1_prf_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn kdf_tls1_prf_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn kdf_tls1_prf_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn kdf_tls1_prf_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn kdf_tls1_prf_get_ctx_params;
static int tls1_prf_alg(EVP_MAC_CTX *mdctx, EVP_MAC_CTX *sha1ctx,
const unsigned char *sec, size_t slen,
const unsigned char *seed, size_t seed_len,
unsigned char *out, size_t olen);
#define TLS_MD_MASTER_SECRET_CONST "\x6d\x61\x73\x74\x65\x72\x20\x73\x65\x63\x72\x65\x74"
#define TLS_MD_MASTER_SECRET_CONST_SIZE 13
typedef struct {
void *provctx;
EVP_MAC_CTX *P_hash;
EVP_MAC_CTX *P_sha1;
unsigned char *sec;
size_t seclen;
unsigned char *seed;
size_t seedlen;
} TLS1_PRF;
static void *kdf_tls1_prf_new(void *provctx)
{
TLS1_PRF *ctx;
if (!ossl_prov_is_running())
return NULL;
if ((ctx = OPENSSL_zalloc(sizeof(*ctx))) != NULL)
ctx->provctx = provctx;
return ctx;
}
static void kdf_tls1_prf_free(void *vctx)
{
TLS1_PRF *ctx = (TLS1_PRF *)vctx;
if (ctx != NULL) {
kdf_tls1_prf_reset(ctx);
OPENSSL_free(ctx);
}
}
static void kdf_tls1_prf_reset(void *vctx)
{
TLS1_PRF *ctx = (TLS1_PRF *)vctx;
void *provctx = ctx->provctx;
EVP_MAC_CTX_free(ctx->P_hash);
EVP_MAC_CTX_free(ctx->P_sha1);
OPENSSL_clear_free(ctx->sec, ctx->seclen);
OPENSSL_clear_free(ctx->seed, ctx->seedlen);
memset(ctx, 0, sizeof(*ctx));
ctx->provctx = provctx;
}
static void *kdf_tls1_prf_dup(void *vctx)
{
const TLS1_PRF *src = (const TLS1_PRF *)vctx;
TLS1_PRF *dest;
dest = kdf_tls1_prf_new(src->provctx);
if (dest != NULL) {
if (src->P_hash != NULL
&& (dest->P_hash = EVP_MAC_CTX_dup(src->P_hash)) == NULL)
goto err;
if (src->P_sha1 != NULL
&& (dest->P_sha1 = EVP_MAC_CTX_dup(src->P_sha1)) == NULL)
goto err;
if (!ossl_prov_memdup(src->sec, src->seclen, &dest->sec, &dest->seclen))
goto err;
if (!ossl_prov_memdup(src->seed, src->seedlen, &dest->seed,
&dest->seedlen))
goto err;
}
return dest;
err:
kdf_tls1_prf_free(dest);
return NULL;
}
static int kdf_tls1_prf_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
TLS1_PRF *ctx = (TLS1_PRF *)vctx;
OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(ctx->provctx);
if (!ossl_prov_is_running() || !kdf_tls1_prf_set_ctx_params(ctx, params))
return 0;
if (ctx->P_hash == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST);
return 0;
}
if (ctx->sec == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SECRET);
return 0;
}
if (ctx->seedlen == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SEED);
return 0;
}
if (keylen == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (ossl_tls1_prf_ems_check_enabled(libctx)) {
if (ctx->seedlen >= TLS_MD_MASTER_SECRET_CONST_SIZE
&& memcmp(ctx->seed, TLS_MD_MASTER_SECRET_CONST,
TLS_MD_MASTER_SECRET_CONST_SIZE) == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_EMS_NOT_ENABLED);
return 0;
}
}
return tls1_prf_alg(ctx->P_hash, ctx->P_sha1,
ctx->sec, ctx->seclen,
ctx->seed, ctx->seedlen,
key, keylen);
}
static int kdf_tls1_prf_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
TLS1_PRF *ctx = vctx;
OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(ctx->provctx);
if (params == NULL)
return 1;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_DIGEST)) != NULL) {
if (OPENSSL_strcasecmp(p->data, SN_md5_sha1) == 0) {
if (!ossl_prov_macctx_load_from_params(&ctx->P_hash, params,
OSSL_MAC_NAME_HMAC,
NULL, SN_md5, libctx)
|| !ossl_prov_macctx_load_from_params(&ctx->P_sha1, params,
OSSL_MAC_NAME_HMAC,
NULL, SN_sha1, libctx))
return 0;
} else {
EVP_MAC_CTX_free(ctx->P_sha1);
if (!ossl_prov_macctx_load_from_params(&ctx->P_hash, params,
OSSL_MAC_NAME_HMAC,
NULL, NULL, libctx))
return 0;
}
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SECRET)) != NULL) {
OPENSSL_clear_free(ctx->sec, ctx->seclen);
ctx->sec = NULL;
if (!OSSL_PARAM_get_octet_string(p, (void **)&ctx->sec, 0, &ctx->seclen))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SEED)) != NULL) {
for (; p != NULL; p = OSSL_PARAM_locate_const(p + 1,
OSSL_KDF_PARAM_SEED)) {
if (p->data_size != 0 && p->data != NULL) {
const void *val = NULL;
size_t sz = 0;
unsigned char *seed;
size_t seedlen;
int err = 0;
if (!OSSL_PARAM_get_octet_string_ptr(p, &val, &sz))
return 0;
seedlen = safe_add_size_t(ctx->seedlen, sz, &err);
if (err)
return 0;
seed = OPENSSL_clear_realloc(ctx->seed, ctx->seedlen, seedlen);
if (!seed)
return 0;
ctx->seed = seed;
if (ossl_assert(sz != 0))
memcpy(ctx->seed + ctx->seedlen, val, sz);
ctx->seedlen = seedlen;
}
}
}
return 1;
}
static const OSSL_PARAM *kdf_tls1_prf_settable_ctx_params(
ossl_unused void *ctx, ossl_unused void *provctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SECRET, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SEED, NULL, 0),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int kdf_tls1_prf_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL)
return OSSL_PARAM_set_size_t(p, SIZE_MAX);
return -2;
}
static const OSSL_PARAM *kdf_tls1_prf_gettable_ctx_params(
ossl_unused void *ctx, ossl_unused void *provctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_tls1_prf_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_tls1_prf_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))kdf_tls1_prf_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_tls1_prf_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_tls1_prf_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_tls1_prf_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_tls1_prf_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS,
(void(*)(void))kdf_tls1_prf_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_tls1_prf_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS,
(void(*)(void))kdf_tls1_prf_get_ctx_params },
OSSL_DISPATCH_END
};
static int tls1_prf_P_hash(EVP_MAC_CTX *ctx_init,
const unsigned char *sec, size_t sec_len,
const unsigned char *seed, size_t seed_len,
unsigned char *out, size_t olen)
{
size_t chunk;
EVP_MAC_CTX *ctx = NULL, *ctx_Ai = NULL;
unsigned char Ai[EVP_MAX_MD_SIZE];
size_t Ai_len;
int ret = 0;
if (!EVP_MAC_init(ctx_init, sec, sec_len, NULL))
goto err;
chunk = EVP_MAC_CTX_get_mac_size(ctx_init);
if (chunk == 0)
goto err;
ctx_Ai = EVP_MAC_CTX_dup(ctx_init);
if (ctx_Ai == NULL)
goto err;
if (seed != NULL && !EVP_MAC_update(ctx_Ai, seed, seed_len))
goto err;
for (;;) {
if (!EVP_MAC_final(ctx_Ai, Ai, &Ai_len, sizeof(Ai)))
goto err;
EVP_MAC_CTX_free(ctx_Ai);
ctx_Ai = NULL;
ctx = EVP_MAC_CTX_dup(ctx_init);
if (ctx == NULL)
goto err;
if (!EVP_MAC_update(ctx, Ai, Ai_len))
goto err;
if (olen > chunk) {
ctx_Ai = EVP_MAC_CTX_dup(ctx);
if (ctx_Ai == NULL)
goto err;
}
if (seed != NULL && !EVP_MAC_update(ctx, seed, seed_len))
goto err;
if (olen <= chunk) {
if (!EVP_MAC_final(ctx, Ai, &Ai_len, sizeof(Ai)))
goto err;
memcpy(out, Ai, olen);
break;
}
if (!EVP_MAC_final(ctx, out, NULL, olen))
goto err;
EVP_MAC_CTX_free(ctx);
ctx = NULL;
out += chunk;
olen -= chunk;
}
ret = 1;
err:
EVP_MAC_CTX_free(ctx);
EVP_MAC_CTX_free(ctx_Ai);
OPENSSL_cleanse(Ai, sizeof(Ai));
return ret;
}
static int tls1_prf_alg(EVP_MAC_CTX *mdctx, EVP_MAC_CTX *sha1ctx,
const unsigned char *sec, size_t slen,
const unsigned char *seed, size_t seed_len,
unsigned char *out, size_t olen)
{
if (sha1ctx != NULL) {
size_t i;
unsigned char *tmp;
size_t L_S1 = (slen + 1) / 2;
size_t L_S2 = L_S1;
if (!tls1_prf_P_hash(mdctx, sec, L_S1,
seed, seed_len, out, olen))
return 0;
if ((tmp = OPENSSL_malloc(olen)) == NULL)
return 0;
if (!tls1_prf_P_hash(sha1ctx, sec + slen - L_S2, L_S2,
seed, seed_len, tmp, olen)) {
OPENSSL_clear_free(tmp, olen);
return 0;
}
for (i = 0; i < olen; i++)
out[i] ^= tmp[i];
OPENSSL_clear_free(tmp, olen);
return 1;
}
if (!tls1_prf_P_hash(mdctx, sec, slen, seed, seed_len, out, olen))
return 0;
return 1;
}
| kdfs | openssl/providers/implementations/kdfs/tls1_prf.c | openssl |
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <openssl/evp.h>
#include <openssl/kdf.h>
#include <openssl/core_names.h>
#include <openssl/proverr.h>
#include "internal/cryptlib.h"
#include "internal/numbers.h"
#include "crypto/evp.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
#include "prov/implementations.h"
#include "prov/provider_util.h"
static OSSL_FUNC_kdf_newctx_fn kdf_sshkdf_new;
static OSSL_FUNC_kdf_dupctx_fn kdf_sshkdf_dup;
static OSSL_FUNC_kdf_freectx_fn kdf_sshkdf_free;
static OSSL_FUNC_kdf_reset_fn kdf_sshkdf_reset;
static OSSL_FUNC_kdf_derive_fn kdf_sshkdf_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn kdf_sshkdf_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn kdf_sshkdf_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn kdf_sshkdf_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn kdf_sshkdf_get_ctx_params;
static int SSHKDF(const EVP_MD *evp_md,
const unsigned char *key, size_t key_len,
const unsigned char *xcghash, size_t xcghash_len,
const unsigned char *session_id, size_t session_id_len,
char type, unsigned char *okey, size_t okey_len);
typedef struct {
void *provctx;
PROV_DIGEST digest;
unsigned char *key;
size_t key_len;
unsigned char *xcghash;
size_t xcghash_len;
char type;
unsigned char *session_id;
size_t session_id_len;
} KDF_SSHKDF;
static void *kdf_sshkdf_new(void *provctx)
{
KDF_SSHKDF *ctx;
if (!ossl_prov_is_running())
return NULL;
if ((ctx = OPENSSL_zalloc(sizeof(*ctx))) != NULL)
ctx->provctx = provctx;
return ctx;
}
static void kdf_sshkdf_free(void *vctx)
{
KDF_SSHKDF *ctx = (KDF_SSHKDF *)vctx;
if (ctx != NULL) {
kdf_sshkdf_reset(ctx);
OPENSSL_free(ctx);
}
}
static void kdf_sshkdf_reset(void *vctx)
{
KDF_SSHKDF *ctx = (KDF_SSHKDF *)vctx;
void *provctx = ctx->provctx;
ossl_prov_digest_reset(&ctx->digest);
OPENSSL_clear_free(ctx->key, ctx->key_len);
OPENSSL_clear_free(ctx->xcghash, ctx->xcghash_len);
OPENSSL_clear_free(ctx->session_id, ctx->session_id_len);
memset(ctx, 0, sizeof(*ctx));
ctx->provctx = provctx;
}
static void *kdf_sshkdf_dup(void *vctx)
{
const KDF_SSHKDF *src = (const KDF_SSHKDF *)vctx;
KDF_SSHKDF *dest;
dest = kdf_sshkdf_new(src->provctx);
if (dest != NULL) {
if (!ossl_prov_memdup(src->key, src->key_len,
&dest->key, &dest->key_len)
|| !ossl_prov_memdup(src->xcghash, src->xcghash_len,
&dest->xcghash , &dest->xcghash_len)
|| !ossl_prov_memdup(src->session_id, src->session_id_len,
&dest->session_id , &dest->session_id_len)
|| !ossl_prov_digest_copy(&dest->digest, &src->digest))
goto err;
dest->type = src->type;
}
return dest;
err:
kdf_sshkdf_free(dest);
return NULL;
}
static int sshkdf_set_membuf(unsigned char **dst, size_t *dst_len,
const OSSL_PARAM *p)
{
OPENSSL_clear_free(*dst, *dst_len);
*dst = NULL;
*dst_len = 0;
return OSSL_PARAM_get_octet_string(p, (void **)dst, 0, dst_len);
}
static int kdf_sshkdf_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KDF_SSHKDF *ctx = (KDF_SSHKDF *)vctx;
const EVP_MD *md;
if (!ossl_prov_is_running() || !kdf_sshkdf_set_ctx_params(ctx, params))
return 0;
md = ossl_prov_digest_md(&ctx->digest);
if (md == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST);
return 0;
}
if (ctx->key == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_KEY);
return 0;
}
if (ctx->xcghash == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_XCGHASH);
return 0;
}
if (ctx->session_id == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SESSION_ID);
return 0;
}
if (ctx->type == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_TYPE);
return 0;
}
return SSHKDF(md, ctx->key, ctx->key_len,
ctx->xcghash, ctx->xcghash_len,
ctx->session_id, ctx->session_id_len,
ctx->type, key, keylen);
}
static int kdf_sshkdf_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
KDF_SSHKDF *ctx = vctx;
OSSL_LIB_CTX *provctx = PROV_LIBCTX_OF(ctx->provctx);
if (params == NULL)
return 1;
if (!ossl_prov_digest_load_from_params(&ctx->digest, params, provctx))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_KEY)) != NULL)
if (!sshkdf_set_membuf(&ctx->key, &ctx->key_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SSHKDF_XCGHASH))
!= NULL)
if (!sshkdf_set_membuf(&ctx->xcghash, &ctx->xcghash_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SSHKDF_SESSION_ID))
!= NULL)
if (!sshkdf_set_membuf(&ctx->session_id, &ctx->session_id_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SSHKDF_TYPE))
!= NULL) {
const char *kdftype;
if (!OSSL_PARAM_get_utf8_string_ptr(p, &kdftype))
return 0;
if (kdftype == NULL || p->data_size != 1)
return 0;
if (kdftype[0] < 65 || kdftype[0] > 70) {
ERR_raise(ERR_LIB_PROV, PROV_R_VALUE_ERROR);
return 0;
}
ctx->type = kdftype[0];
}
return 1;
}
static const OSSL_PARAM *kdf_sshkdf_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_KEY, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SSHKDF_XCGHASH, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SSHKDF_SESSION_ID, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_SSHKDF_TYPE, NULL, 0),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int kdf_sshkdf_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL)
return OSSL_PARAM_set_size_t(p, SIZE_MAX);
return -2;
}
static const OSSL_PARAM *kdf_sshkdf_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_sshkdf_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_sshkdf_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))kdf_sshkdf_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_sshkdf_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_sshkdf_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_sshkdf_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_sshkdf_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kdf_sshkdf_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_sshkdf_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kdf_sshkdf_get_ctx_params },
OSSL_DISPATCH_END
};
static int SSHKDF(const EVP_MD *evp_md,
const unsigned char *key, size_t key_len,
const unsigned char *xcghash, size_t xcghash_len,
const unsigned char *session_id, size_t session_id_len,
char type, unsigned char *okey, size_t okey_len)
{
EVP_MD_CTX *md = NULL;
unsigned char digest[EVP_MAX_MD_SIZE];
unsigned int dsize = 0;
size_t cursize = 0;
int ret = 0;
md = EVP_MD_CTX_new();
if (md == NULL)
return 0;
if (!EVP_DigestInit_ex(md, evp_md, NULL))
goto out;
if (!EVP_DigestUpdate(md, key, key_len))
goto out;
if (!EVP_DigestUpdate(md, xcghash, xcghash_len))
goto out;
if (!EVP_DigestUpdate(md, &type, 1))
goto out;
if (!EVP_DigestUpdate(md, session_id, session_id_len))
goto out;
if (!EVP_DigestFinal_ex(md, digest, &dsize))
goto out;
if (okey_len < dsize) {
memcpy(okey, digest, okey_len);
ret = 1;
goto out;
}
memcpy(okey, digest, dsize);
for (cursize = dsize; cursize < okey_len; cursize += dsize) {
if (!EVP_DigestInit_ex(md, evp_md, NULL))
goto out;
if (!EVP_DigestUpdate(md, key, key_len))
goto out;
if (!EVP_DigestUpdate(md, xcghash, xcghash_len))
goto out;
if (!EVP_DigestUpdate(md, okey, cursize))
goto out;
if (!EVP_DigestFinal_ex(md, digest, &dsize))
goto out;
if (okey_len < cursize + dsize) {
memcpy(okey + cursize, digest, okey_len - cursize);
ret = 1;
goto out;
}
memcpy(okey + cursize, digest, dsize);
}
ret = 1;
out:
EVP_MD_CTX_free(md);
OPENSSL_cleanse(digest, EVP_MAX_MD_SIZE);
return ret;
}
| kdfs | openssl/providers/implementations/kdfs/sshkdf.c | openssl |
#include "internal/deprecated.h"
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <openssl/hmac.h>
#include <openssl/evp.h>
#include <openssl/kdf.h>
#include <openssl/core_names.h>
#include <openssl/proverr.h>
#include "internal/cryptlib.h"
#include "internal/numbers.h"
#include "internal/packet.h"
#include "crypto/evp.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
#include "prov/implementations.h"
#include "prov/provider_util.h"
#include "internal/e_os.h"
#include "internal/params.h"
#define HKDF_MAXBUF 2048
#define HKDF_MAXINFO (32*1024)
static OSSL_FUNC_kdf_newctx_fn kdf_hkdf_new;
static OSSL_FUNC_kdf_dupctx_fn kdf_hkdf_dup;
static OSSL_FUNC_kdf_freectx_fn kdf_hkdf_free;
static OSSL_FUNC_kdf_reset_fn kdf_hkdf_reset;
static OSSL_FUNC_kdf_derive_fn kdf_hkdf_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn kdf_hkdf_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn kdf_hkdf_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn kdf_hkdf_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn kdf_hkdf_get_ctx_params;
static OSSL_FUNC_kdf_derive_fn kdf_tls1_3_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn kdf_tls1_3_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn kdf_tls1_3_set_ctx_params;
static int HKDF(OSSL_LIB_CTX *libctx, const EVP_MD *evp_md,
const unsigned char *salt, size_t salt_len,
const unsigned char *key, size_t key_len,
const unsigned char *info, size_t info_len,
unsigned char *okm, size_t okm_len);
static int HKDF_Extract(OSSL_LIB_CTX *libctx, const EVP_MD *evp_md,
const unsigned char *salt, size_t salt_len,
const unsigned char *ikm, size_t ikm_len,
unsigned char *prk, size_t prk_len);
static int HKDF_Expand(const EVP_MD *evp_md,
const unsigned char *prk, size_t prk_len,
const unsigned char *info, size_t info_len,
unsigned char *okm, size_t okm_len);
#define HKDF_COMMON_SETTABLES \
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_MODE, NULL, 0), \
OSSL_PARAM_int(OSSL_KDF_PARAM_MODE, NULL), \
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0), \
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0), \
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_KEY, NULL, 0), \
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SALT, NULL, 0)
typedef struct {
void *provctx;
int mode;
PROV_DIGEST digest;
unsigned char *salt;
size_t salt_len;
unsigned char *key;
size_t key_len;
unsigned char *prefix;
size_t prefix_len;
unsigned char *label;
size_t label_len;
unsigned char *data;
size_t data_len;
unsigned char *info;
size_t info_len;
} KDF_HKDF;
static void *kdf_hkdf_new(void *provctx)
{
KDF_HKDF *ctx;
if (!ossl_prov_is_running())
return NULL;
if ((ctx = OPENSSL_zalloc(sizeof(*ctx))) != NULL)
ctx->provctx = provctx;
return ctx;
}
static void kdf_hkdf_free(void *vctx)
{
KDF_HKDF *ctx = (KDF_HKDF *)vctx;
if (ctx != NULL) {
kdf_hkdf_reset(ctx);
OPENSSL_free(ctx);
}
}
static void kdf_hkdf_reset(void *vctx)
{
KDF_HKDF *ctx = (KDF_HKDF *)vctx;
void *provctx = ctx->provctx;
ossl_prov_digest_reset(&ctx->digest);
OPENSSL_free(ctx->salt);
OPENSSL_free(ctx->prefix);
OPENSSL_free(ctx->label);
OPENSSL_clear_free(ctx->data, ctx->data_len);
OPENSSL_clear_free(ctx->key, ctx->key_len);
OPENSSL_clear_free(ctx->info, ctx->info_len);
memset(ctx, 0, sizeof(*ctx));
ctx->provctx = provctx;
}
static void *kdf_hkdf_dup(void *vctx)
{
const KDF_HKDF *src = (const KDF_HKDF *)vctx;
KDF_HKDF *dest;
dest = kdf_hkdf_new(src->provctx);
if (dest != NULL) {
if (!ossl_prov_memdup(src->salt, src->salt_len, &dest->salt,
&dest->salt_len)
|| !ossl_prov_memdup(src->key, src->key_len,
&dest->key , &dest->key_len)
|| !ossl_prov_memdup(src->prefix, src->prefix_len,
&dest->prefix, &dest->prefix_len)
|| !ossl_prov_memdup(src->label, src->label_len,
&dest->label, &dest->label_len)
|| !ossl_prov_memdup(src->data, src->data_len,
&dest->data, &dest->data_len)
|| !ossl_prov_memdup(src->info, src->info_len,
&dest->info, &dest->info_len)
|| !ossl_prov_digest_copy(&dest->digest, &src->digest))
goto err;
dest->mode = src->mode;
}
return dest;
err:
kdf_hkdf_free(dest);
return NULL;
}
static size_t kdf_hkdf_size(KDF_HKDF *ctx)
{
int sz;
const EVP_MD *md = ossl_prov_digest_md(&ctx->digest);
if (ctx->mode != EVP_KDF_HKDF_MODE_EXTRACT_ONLY)
return SIZE_MAX;
if (md == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST);
return 0;
}
sz = EVP_MD_get_size(md);
if (sz < 0)
return 0;
return sz;
}
static int kdf_hkdf_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KDF_HKDF *ctx = (KDF_HKDF *)vctx;
OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(ctx->provctx);
const EVP_MD *md;
if (!ossl_prov_is_running() || !kdf_hkdf_set_ctx_params(ctx, params))
return 0;
md = ossl_prov_digest_md(&ctx->digest);
if (md == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST);
return 0;
}
if (ctx->key == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_KEY);
return 0;
}
if (keylen == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
switch (ctx->mode) {
case EVP_KDF_HKDF_MODE_EXTRACT_AND_EXPAND:
default:
return HKDF(libctx, md, ctx->salt, ctx->salt_len,
ctx->key, ctx->key_len, ctx->info, ctx->info_len, key, keylen);
case EVP_KDF_HKDF_MODE_EXTRACT_ONLY:
return HKDF_Extract(libctx, md, ctx->salt, ctx->salt_len,
ctx->key, ctx->key_len, key, keylen);
case EVP_KDF_HKDF_MODE_EXPAND_ONLY:
return HKDF_Expand(md, ctx->key, ctx->key_len, ctx->info,
ctx->info_len, key, keylen);
}
}
static int hkdf_common_set_ctx_params(KDF_HKDF *ctx, const OSSL_PARAM params[])
{
OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(ctx->provctx);
const OSSL_PARAM *p;
int n;
if (params == NULL)
return 1;
if (!ossl_prov_digest_load_from_params(&ctx->digest, params, libctx))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_MODE)) != NULL) {
if (p->data_type == OSSL_PARAM_UTF8_STRING) {
if (OPENSSL_strcasecmp(p->data, "EXTRACT_AND_EXPAND") == 0) {
ctx->mode = EVP_KDF_HKDF_MODE_EXTRACT_AND_EXPAND;
} else if (OPENSSL_strcasecmp(p->data, "EXTRACT_ONLY") == 0) {
ctx->mode = EVP_KDF_HKDF_MODE_EXTRACT_ONLY;
} else if (OPENSSL_strcasecmp(p->data, "EXPAND_ONLY") == 0) {
ctx->mode = EVP_KDF_HKDF_MODE_EXPAND_ONLY;
} else {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_MODE);
return 0;
}
} else if (OSSL_PARAM_get_int(p, &n)) {
if (n != EVP_KDF_HKDF_MODE_EXTRACT_AND_EXPAND
&& n != EVP_KDF_HKDF_MODE_EXTRACT_ONLY
&& n != EVP_KDF_HKDF_MODE_EXPAND_ONLY) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_MODE);
return 0;
}
ctx->mode = n;
} else {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_MODE);
return 0;
}
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_KEY)) != NULL) {
OPENSSL_clear_free(ctx->key, ctx->key_len);
ctx->key = NULL;
if (!OSSL_PARAM_get_octet_string(p, (void **)&ctx->key, 0,
&ctx->key_len))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SALT)) != NULL) {
if (p->data_size != 0 && p->data != NULL) {
OPENSSL_free(ctx->salt);
ctx->salt = NULL;
if (!OSSL_PARAM_get_octet_string(p, (void **)&ctx->salt, 0,
&ctx->salt_len))
return 0;
}
}
return 1;
}
static int kdf_hkdf_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
KDF_HKDF *ctx = vctx;
if (params == NULL)
return 1;
if (!hkdf_common_set_ctx_params(ctx, params))
return 0;
if (ossl_param_get1_concat_octet_string(params, OSSL_KDF_PARAM_INFO,
&ctx->info, &ctx->info_len,
HKDF_MAXINFO) == 0)
return 0;
return 1;
}
static const OSSL_PARAM *kdf_hkdf_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
HKDF_COMMON_SETTABLES,
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_INFO, NULL, 0),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int kdf_hkdf_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
KDF_HKDF *ctx = (KDF_HKDF *)vctx;
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL) {
size_t sz = kdf_hkdf_size(ctx);
if (sz == 0)
return 0;
return OSSL_PARAM_set_size_t(p, sz);
}
return -2;
}
static const OSSL_PARAM *kdf_hkdf_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_hkdf_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_hkdf_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))kdf_hkdf_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_hkdf_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_hkdf_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_hkdf_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_hkdf_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kdf_hkdf_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_hkdf_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kdf_hkdf_get_ctx_params },
OSSL_DISPATCH_END
};
static int HKDF(OSSL_LIB_CTX *libctx, const EVP_MD *evp_md,
const unsigned char *salt, size_t salt_len,
const unsigned char *ikm, size_t ikm_len,
const unsigned char *info, size_t info_len,
unsigned char *okm, size_t okm_len)
{
unsigned char prk[EVP_MAX_MD_SIZE];
int ret, sz;
size_t prk_len;
sz = EVP_MD_get_size(evp_md);
if (sz < 0)
return 0;
prk_len = (size_t)sz;
if (!HKDF_Extract(libctx, evp_md,
salt, salt_len, ikm, ikm_len, prk, prk_len))
return 0;
ret = HKDF_Expand(evp_md, prk, prk_len, info, info_len, okm, okm_len);
OPENSSL_cleanse(prk, sizeof(prk));
return ret;
}
static int HKDF_Extract(OSSL_LIB_CTX *libctx, const EVP_MD *evp_md,
const unsigned char *salt, size_t salt_len,
const unsigned char *ikm, size_t ikm_len,
unsigned char *prk, size_t prk_len)
{
int sz = EVP_MD_get_size(evp_md);
if (sz < 0)
return 0;
if (prk_len != (size_t)sz) {
ERR_raise(ERR_LIB_PROV, PROV_R_WRONG_OUTPUT_BUFFER_SIZE);
return 0;
}
return
EVP_Q_mac(libctx, "HMAC", NULL, EVP_MD_get0_name(evp_md), NULL, salt,
salt_len, ikm, ikm_len, prk, EVP_MD_get_size(evp_md), NULL)
!= NULL;
}
static int HKDF_Expand(const EVP_MD *evp_md,
const unsigned char *prk, size_t prk_len,
const unsigned char *info, size_t info_len,
unsigned char *okm, size_t okm_len)
{
HMAC_CTX *hmac;
int ret = 0, sz;
unsigned int i;
unsigned char prev[EVP_MAX_MD_SIZE];
size_t done_len = 0, dig_len, n;
sz = EVP_MD_get_size(evp_md);
if (sz <= 0)
return 0;
dig_len = (size_t)sz;
n = okm_len / dig_len;
if (okm_len % dig_len)
n++;
if (n > 255 || okm == NULL)
return 0;
if ((hmac = HMAC_CTX_new()) == NULL)
return 0;
if (!HMAC_Init_ex(hmac, prk, prk_len, evp_md, NULL))
goto err;
for (i = 1; i <= n; i++) {
size_t copy_len;
const unsigned char ctr = i;
if (i > 1) {
if (!HMAC_Init_ex(hmac, NULL, 0, NULL, NULL))
goto err;
if (!HMAC_Update(hmac, prev, dig_len))
goto err;
}
if (!HMAC_Update(hmac, info, info_len))
goto err;
if (!HMAC_Update(hmac, &ctr, 1))
goto err;
if (!HMAC_Final(hmac, prev, NULL))
goto err;
copy_len = (dig_len > okm_len - done_len) ?
okm_len - done_len :
dig_len;
memcpy(okm + done_len, prev, copy_len);
done_len += copy_len;
}
ret = 1;
err:
OPENSSL_cleanse(prev, sizeof(prev));
HMAC_CTX_free(hmac);
return ret;
}
static int prov_tls13_hkdf_expand(const EVP_MD *md,
const unsigned char *key, size_t keylen,
const unsigned char *prefix, size_t prefixlen,
const unsigned char *label, size_t labellen,
const unsigned char *data, size_t datalen,
unsigned char *out, size_t outlen)
{
size_t hkdflabellen;
unsigned char hkdflabel[HKDF_MAXBUF];
WPACKET pkt;
if (!WPACKET_init_static_len(&pkt, hkdflabel, sizeof(hkdflabel), 0)
|| !WPACKET_put_bytes_u16(&pkt, outlen)
|| !WPACKET_start_sub_packet_u8(&pkt)
|| !WPACKET_memcpy(&pkt, prefix, prefixlen)
|| !WPACKET_memcpy(&pkt, label, labellen)
|| !WPACKET_close(&pkt)
|| !WPACKET_sub_memcpy_u8(&pkt, data, (data == NULL) ? 0 : datalen)
|| !WPACKET_get_total_written(&pkt, &hkdflabellen)
|| !WPACKET_finish(&pkt)) {
WPACKET_cleanup(&pkt);
return 0;
}
return HKDF_Expand(md, key, keylen, hkdflabel, hkdflabellen,
out, outlen);
}
static int prov_tls13_hkdf_generate_secret(OSSL_LIB_CTX *libctx,
const EVP_MD *md,
const unsigned char *prevsecret,
size_t prevsecretlen,
const unsigned char *insecret,
size_t insecretlen,
const unsigned char *prefix,
size_t prefixlen,
const unsigned char *label,
size_t labellen,
unsigned char *out, size_t outlen)
{
size_t mdlen;
int ret;
unsigned char preextractsec[EVP_MAX_MD_SIZE];
static const unsigned char default_zeros[EVP_MAX_MD_SIZE];
ret = EVP_MD_get_size(md);
if (ret <= 0)
return 0;
mdlen = (size_t)ret;
if (insecret == NULL) {
insecret = default_zeros;
insecretlen = mdlen;
}
if (prevsecret == NULL) {
prevsecret = default_zeros;
prevsecretlen = 0;
} else {
EVP_MD_CTX *mctx = EVP_MD_CTX_new();
unsigned char hash[EVP_MAX_MD_SIZE];
if (mctx == NULL
|| EVP_DigestInit_ex(mctx, md, NULL) <= 0
|| EVP_DigestFinal_ex(mctx, hash, NULL) <= 0) {
EVP_MD_CTX_free(mctx);
return 0;
}
EVP_MD_CTX_free(mctx);
if (!prov_tls13_hkdf_expand(md, prevsecret, mdlen,
prefix, prefixlen, label, labellen,
hash, mdlen, preextractsec, mdlen))
return 0;
prevsecret = preextractsec;
prevsecretlen = mdlen;
}
ret = HKDF_Extract(libctx, md, prevsecret, prevsecretlen,
insecret, insecretlen, out, outlen);
if (prevsecret == preextractsec)
OPENSSL_cleanse(preextractsec, mdlen);
return ret;
}
static int kdf_tls1_3_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KDF_HKDF *ctx = (KDF_HKDF *)vctx;
const EVP_MD *md;
if (!ossl_prov_is_running() || !kdf_tls1_3_set_ctx_params(ctx, params))
return 0;
md = ossl_prov_digest_md(&ctx->digest);
if (md == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MESSAGE_DIGEST);
return 0;
}
switch (ctx->mode) {
default:
return 0;
case EVP_KDF_HKDF_MODE_EXTRACT_ONLY:
return prov_tls13_hkdf_generate_secret(PROV_LIBCTX_OF(ctx->provctx),
md,
ctx->salt, ctx->salt_len,
ctx->key, ctx->key_len,
ctx->prefix, ctx->prefix_len,
ctx->label, ctx->label_len,
key, keylen);
case EVP_KDF_HKDF_MODE_EXPAND_ONLY:
return prov_tls13_hkdf_expand(md, ctx->key, ctx->key_len,
ctx->prefix, ctx->prefix_len,
ctx->label, ctx->label_len,
ctx->data, ctx->data_len,
key, keylen);
}
}
static int kdf_tls1_3_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
KDF_HKDF *ctx = vctx;
if (params == NULL)
return 1;
if (!hkdf_common_set_ctx_params(ctx, params))
return 0;
if (ctx->mode == EVP_KDF_HKDF_MODE_EXTRACT_AND_EXPAND) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_MODE);
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_PREFIX)) != NULL) {
OPENSSL_free(ctx->prefix);
ctx->prefix = NULL;
if (!OSSL_PARAM_get_octet_string(p, (void **)&ctx->prefix, 0,
&ctx->prefix_len))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_LABEL)) != NULL) {
OPENSSL_free(ctx->label);
ctx->label = NULL;
if (!OSSL_PARAM_get_octet_string(p, (void **)&ctx->label, 0,
&ctx->label_len))
return 0;
}
OPENSSL_clear_free(ctx->data, ctx->data_len);
ctx->data = NULL;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_DATA)) != NULL
&& !OSSL_PARAM_get_octet_string(p, (void **)&ctx->data, 0,
&ctx->data_len))
return 0;
return 1;
}
static const OSSL_PARAM *kdf_tls1_3_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
HKDF_COMMON_SETTABLES,
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_PREFIX, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_LABEL, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_DATA, NULL, 0),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_tls1_3_kdf_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_hkdf_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))kdf_hkdf_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_hkdf_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_hkdf_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_tls1_3_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_tls1_3_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kdf_tls1_3_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_hkdf_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kdf_hkdf_get_ctx_params },
OSSL_DISPATCH_END
};
| kdfs | openssl/providers/implementations/kdfs/hkdf.c | openssl |
#include <openssl/evp.h>
#include <openssl/core_names.h>
#include <openssl/proverr.h>
#include <openssl/err.h>
#include "internal/numbers.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
#include "prov/implementations.h"
#include "prov/provider_util.h"
static OSSL_FUNC_kdf_newctx_fn kdf_pvk_new;
static OSSL_FUNC_kdf_dupctx_fn kdf_pvk_dup;
static OSSL_FUNC_kdf_freectx_fn kdf_pvk_free;
static OSSL_FUNC_kdf_reset_fn kdf_pvk_reset;
static OSSL_FUNC_kdf_derive_fn kdf_pvk_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn kdf_pvk_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn kdf_pvk_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn kdf_pvk_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn kdf_pvk_get_ctx_params;
typedef struct {
void *provctx;
unsigned char *pass;
size_t pass_len;
unsigned char *salt;
size_t salt_len;
PROV_DIGEST digest;
} KDF_PVK;
static void kdf_pvk_init(KDF_PVK *ctx);
static void *kdf_pvk_new(void *provctx)
{
KDF_PVK *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx == NULL)
return NULL;
ctx->provctx = provctx;
kdf_pvk_init(ctx);
return ctx;
}
static void kdf_pvk_cleanup(KDF_PVK *ctx)
{
ossl_prov_digest_reset(&ctx->digest);
OPENSSL_free(ctx->salt);
OPENSSL_clear_free(ctx->pass, ctx->pass_len);
OPENSSL_cleanse(ctx, sizeof(*ctx));
}
static void kdf_pvk_free(void *vctx)
{
KDF_PVK *ctx = (KDF_PVK *)vctx;
if (ctx != NULL) {
kdf_pvk_cleanup(ctx);
OPENSSL_free(ctx);
}
}
static void *kdf_pvk_dup(void *vctx)
{
const KDF_PVK *src = (const KDF_PVK *)vctx;
KDF_PVK *dest;
dest = kdf_pvk_new(src->provctx);
if (dest != NULL)
if (!ossl_prov_memdup(src->salt, src->salt_len,
&dest->salt, &dest->salt_len)
|| !ossl_prov_memdup(src->pass, src->pass_len,
&dest->pass , &dest->pass_len)
|| !ossl_prov_digest_copy(&dest->digest, &src->digest))
goto err;
return dest;
err:
kdf_pvk_free(dest);
return NULL;
}
static void kdf_pvk_reset(void *vctx)
{
KDF_PVK *ctx = (KDF_PVK *)vctx;
void *provctx = ctx->provctx;
kdf_pvk_cleanup(ctx);
ctx->provctx = provctx;
kdf_pvk_init(ctx);
}
static void kdf_pvk_init(KDF_PVK *ctx)
{
OSSL_PARAM params[2] = { OSSL_PARAM_END, OSSL_PARAM_END };
OSSL_LIB_CTX *provctx = PROV_LIBCTX_OF(ctx->provctx);
params[0] = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
SN_sha1, 0);
if (!ossl_prov_digest_load_from_params(&ctx->digest, params, provctx))
ossl_prov_digest_reset(&ctx->digest);
}
static int pvk_set_membuf(unsigned char **buffer, size_t *buflen,
const OSSL_PARAM *p)
{
OPENSSL_clear_free(*buffer, *buflen);
*buffer = NULL;
*buflen = 0;
if (p->data_size == 0) {
if ((*buffer = OPENSSL_malloc(1)) == NULL)
return 0;
} else if (p->data != NULL) {
if (!OSSL_PARAM_get_octet_string(p, (void **)buffer, 0, buflen))
return 0;
}
return 1;
}
static int kdf_pvk_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KDF_PVK *ctx = (KDF_PVK *)vctx;
const EVP_MD *md;
EVP_MD_CTX *mctx;
int res;
if (!ossl_prov_is_running() || !kdf_pvk_set_ctx_params(ctx, params))
return 0;
if (ctx->pass == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_PASS);
return 0;
}
if (ctx->salt == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SALT);
return 0;
}
md = ossl_prov_digest_md(&ctx->digest);
if (md == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_DIGEST);
return 0;
}
res = EVP_MD_get_size(md);
if (res <= 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_BAD_LENGTH);
return 0;
}
if ((size_t)res > keylen) {
ERR_raise(ERR_LIB_PROV, PROV_R_LENGTH_TOO_LARGE);
return 0;
}
mctx = EVP_MD_CTX_new();
res = mctx != NULL
&& EVP_DigestInit_ex(mctx, md, NULL)
&& EVP_DigestUpdate(mctx, ctx->salt, ctx->salt_len)
&& EVP_DigestUpdate(mctx, ctx->pass, ctx->pass_len)
&& EVP_DigestFinal_ex(mctx, key, NULL);
EVP_MD_CTX_free(mctx);
return res;
}
static int kdf_pvk_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
KDF_PVK *ctx = vctx;
OSSL_LIB_CTX *provctx = PROV_LIBCTX_OF(ctx->provctx);
if (params == NULL)
return 1;
if (!ossl_prov_digest_load_from_params(&ctx->digest, params, provctx))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_PASSWORD)) != NULL)
if (!pvk_set_membuf(&ctx->pass, &ctx->pass_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SALT)) != NULL) {
if (!pvk_set_membuf(&ctx->salt, &ctx->salt_len, p))
return 0;
}
return 1;
}
static const OSSL_PARAM *kdf_pvk_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_PASSWORD, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SALT, NULL, 0),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int kdf_pvk_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL)
return OSSL_PARAM_set_size_t(p, SIZE_MAX);
return -2;
}
static const OSSL_PARAM *kdf_pvk_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_pvk_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_pvk_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))kdf_pvk_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_pvk_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_pvk_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_pvk_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_pvk_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kdf_pvk_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_pvk_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kdf_pvk_get_ctx_params },
OSSL_DISPATCH_END
};
| kdfs | openssl/providers/implementations/kdfs/pvkkdf.c | openssl |
#include <openssl/trace.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <openssl/evp.h>
#include <openssl/kdf.h>
#include <openssl/core_names.h>
#include <openssl/proverr.h>
#include "internal/cryptlib.h"
#include "internal/numbers.h"
#include "crypto/evp.h"
#include "prov/provider_ctx.h"
#include "prov/providercommon.h"
#include "prov/implementations.h"
#include "prov/provider_util.h"
static OSSL_FUNC_kdf_newctx_fn kdf_pkcs12_new;
static OSSL_FUNC_kdf_dupctx_fn kdf_pkcs12_dup;
static OSSL_FUNC_kdf_freectx_fn kdf_pkcs12_free;
static OSSL_FUNC_kdf_reset_fn kdf_pkcs12_reset;
static OSSL_FUNC_kdf_derive_fn kdf_pkcs12_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn kdf_pkcs12_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn kdf_pkcs12_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn kdf_pkcs12_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn kdf_pkcs12_get_ctx_params;
typedef struct {
void *provctx;
PROV_DIGEST digest;
unsigned char *pass;
size_t pass_len;
unsigned char *salt;
size_t salt_len;
uint64_t iter;
int id;
} KDF_PKCS12;
static int pkcs12kdf_derive(const unsigned char *pass, size_t passlen,
const unsigned char *salt, size_t saltlen,
int id, uint64_t iter, const EVP_MD *md_type,
unsigned char *out, size_t n)
{
unsigned char *B = NULL, *D = NULL, *I = NULL, *p = NULL, *Ai = NULL;
size_t Slen, Plen, Ilen;
size_t i, j, k, u, v;
uint64_t iter_cnt;
int ret = 0, ui, vi;
EVP_MD_CTX *ctx = NULL;
ctx = EVP_MD_CTX_new();
if (ctx == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_EVP_LIB);
goto end;
}
vi = EVP_MD_get_block_size(md_type);
ui = EVP_MD_get_size(md_type);
if (ui <= 0 || vi <= 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_DIGEST_SIZE);
goto end;
}
u = (size_t)ui;
v = (size_t)vi;
D = OPENSSL_malloc(v);
Ai = OPENSSL_malloc(u);
B = OPENSSL_malloc(v + 1);
Slen = v * ((saltlen + v - 1) / v);
if (passlen != 0)
Plen = v * ((passlen + v - 1) / v);
else
Plen = 0;
Ilen = Slen + Plen;
I = OPENSSL_malloc(Ilen);
if (D == NULL || Ai == NULL || B == NULL || I == NULL)
goto end;
for (i = 0; i < v; i++)
D[i] = id;
p = I;
for (i = 0; i < Slen; i++)
*p++ = salt[i % saltlen];
for (i = 0; i < Plen; i++)
*p++ = pass[i % passlen];
for (;;) {
if (!EVP_DigestInit_ex(ctx, md_type, NULL)
|| !EVP_DigestUpdate(ctx, D, v)
|| !EVP_DigestUpdate(ctx, I, Ilen)
|| !EVP_DigestFinal_ex(ctx, Ai, NULL))
goto end;
for (iter_cnt = 1; iter_cnt < iter; iter_cnt++) {
if (!EVP_DigestInit_ex(ctx, md_type, NULL)
|| !EVP_DigestUpdate(ctx, Ai, u)
|| !EVP_DigestFinal_ex(ctx, Ai, NULL))
goto end;
}
memcpy(out, Ai, n < u ? n : u);
if (u >= n) {
ret = 1;
break;
}
n -= u;
out += u;
for (j = 0; j < v; j++)
B[j] = Ai[j % u];
for (j = 0; j < Ilen; j += v) {
unsigned char *Ij = I + j;
uint16_t c = 1;
for (k = v; k > 0;) {
k--;
c += Ij[k] + B[k];
Ij[k] = (unsigned char)c;
c >>= 8;
}
}
}
end:
OPENSSL_free(Ai);
OPENSSL_free(B);
OPENSSL_free(D);
OPENSSL_free(I);
EVP_MD_CTX_free(ctx);
return ret;
}
static void *kdf_pkcs12_new(void *provctx)
{
KDF_PKCS12 *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx == NULL)
return NULL;
ctx->provctx = provctx;
return ctx;
}
static void kdf_pkcs12_cleanup(KDF_PKCS12 *ctx)
{
ossl_prov_digest_reset(&ctx->digest);
OPENSSL_free(ctx->salt);
OPENSSL_clear_free(ctx->pass, ctx->pass_len);
memset(ctx, 0, sizeof(*ctx));
}
static void kdf_pkcs12_free(void *vctx)
{
KDF_PKCS12 *ctx = (KDF_PKCS12 *)vctx;
if (ctx != NULL) {
kdf_pkcs12_cleanup(ctx);
OPENSSL_free(ctx);
}
}
static void kdf_pkcs12_reset(void *vctx)
{
KDF_PKCS12 *ctx = (KDF_PKCS12 *)vctx;
void *provctx = ctx->provctx;
kdf_pkcs12_cleanup(ctx);
ctx->provctx = provctx;
}
static void *kdf_pkcs12_dup(void *vctx)
{
const KDF_PKCS12 *src = (const KDF_PKCS12 *)vctx;
KDF_PKCS12 *dest;
dest = kdf_pkcs12_new(src->provctx);
if (dest != NULL) {
if (!ossl_prov_memdup(src->salt, src->salt_len,
&dest->salt, &dest->salt_len)
|| !ossl_prov_memdup(src->pass, src->pass_len,
&dest->pass , &dest->pass_len)
|| !ossl_prov_digest_copy(&dest->digest, &src->digest))
goto err;
dest->iter = src->iter;
dest->id = src->id;
}
return dest;
err:
kdf_pkcs12_free(dest);
return NULL;
}
static int pkcs12kdf_set_membuf(unsigned char **buffer, size_t *buflen,
const OSSL_PARAM *p)
{
OPENSSL_clear_free(*buffer, *buflen);
*buffer = NULL;
*buflen = 0;
if (p->data_size == 0) {
if ((*buffer = OPENSSL_malloc(1)) == NULL)
return 0;
} else if (p->data != NULL) {
if (!OSSL_PARAM_get_octet_string(p, (void **)buffer, 0, buflen))
return 0;
}
return 1;
}
static int kdf_pkcs12_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KDF_PKCS12 *ctx = (KDF_PKCS12 *)vctx;
const EVP_MD *md;
if (!ossl_prov_is_running() || !kdf_pkcs12_set_ctx_params(ctx, params))
return 0;
if (ctx->pass == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_PASS);
return 0;
}
if (ctx->salt == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_SALT);
return 0;
}
md = ossl_prov_digest_md(&ctx->digest);
return pkcs12kdf_derive(ctx->pass, ctx->pass_len, ctx->salt, ctx->salt_len,
ctx->id, ctx->iter, md, key, keylen);
}
static int kdf_pkcs12_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
const OSSL_PARAM *p;
KDF_PKCS12 *ctx = vctx;
OSSL_LIB_CTX *provctx = PROV_LIBCTX_OF(ctx->provctx);
if (params == NULL)
return 1;
if (!ossl_prov_digest_load_from_params(&ctx->digest, params, provctx))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_PASSWORD)) != NULL)
if (!pkcs12kdf_set_membuf(&ctx->pass, &ctx->pass_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_SALT)) != NULL)
if (!pkcs12kdf_set_membuf(&ctx->salt, &ctx->salt_len, p))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_PKCS12_ID)) != NULL)
if (!OSSL_PARAM_get_int(p, &ctx->id))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_ITER)) != NULL)
if (!OSSL_PARAM_get_uint64(p, &ctx->iter))
return 0;
return 1;
}
static const OSSL_PARAM *kdf_pkcs12_settable_ctx_params(
ossl_unused void *ctx, ossl_unused void *provctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_PASSWORD, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SALT, NULL, 0),
OSSL_PARAM_uint64(OSSL_KDF_PARAM_ITER, NULL),
OSSL_PARAM_int(OSSL_KDF_PARAM_PKCS12_ID, NULL),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int kdf_pkcs12_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE)) != NULL)
return OSSL_PARAM_set_size_t(p, SIZE_MAX);
return -2;
}
static const OSSL_PARAM *kdf_pkcs12_gettable_ctx_params(
ossl_unused void *ctx, ossl_unused void *provctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_pkcs12_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kdf_pkcs12_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))kdf_pkcs12_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kdf_pkcs12_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kdf_pkcs12_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kdf_pkcs12_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kdf_pkcs12_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kdf_pkcs12_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kdf_pkcs12_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kdf_pkcs12_get_ctx_params },
OSSL_DISPATCH_END
};
| kdfs | openssl/providers/implementations/kdfs/pkcs12kdf.c | openssl |
#include <stdlib.h>
#include <string.h>
#include <openssl/crypto.h>
#include <openssl/err.h>
#include <openssl/kdf.h>
#include <openssl/proverr.h>
#include <openssl/core_names.h>
#include "prov/providercommon.h"
#include "prov/implementations.h"
#include "prov/hmac_drbg.h"
#include "prov/provider_ctx.h"
static OSSL_FUNC_kdf_newctx_fn hmac_drbg_kdf_new;
static OSSL_FUNC_kdf_dupctx_fn hmac_drbg_kdf_dup;
static OSSL_FUNC_kdf_freectx_fn hmac_drbg_kdf_free;
static OSSL_FUNC_kdf_reset_fn hmac_drbg_kdf_reset;
static OSSL_FUNC_kdf_derive_fn hmac_drbg_kdf_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn hmac_drbg_kdf_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn hmac_drbg_kdf_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn hmac_drbg_kdf_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn hmac_drbg_kdf_get_ctx_params;
typedef struct {
PROV_DRBG_HMAC base;
void *provctx;
unsigned char *entropy, *nonce;
size_t entropylen, noncelen;
int init;
} KDF_HMAC_DRBG;
static void *hmac_drbg_kdf_new(void *provctx)
{
KDF_HMAC_DRBG *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx == NULL) {
ERR_raise(ERR_LIB_PROV, ERR_R_MALLOC_FAILURE);
return NULL;
}
ctx->provctx = provctx;
return ctx;
}
static void hmac_drbg_kdf_reset(void *vctx)
{
KDF_HMAC_DRBG *ctx = (KDF_HMAC_DRBG *)vctx;
PROV_DRBG_HMAC *drbg = &ctx->base;
void *provctx = ctx->provctx;
EVP_MAC_CTX_free(drbg->ctx);
ossl_prov_digest_reset(&drbg->digest);
OPENSSL_clear_free(ctx->entropy, ctx->entropylen);
OPENSSL_clear_free(ctx->nonce, ctx->noncelen);
OPENSSL_cleanse(ctx, sizeof(*ctx));
ctx->provctx = provctx;
}
static void hmac_drbg_kdf_free(void *vctx)
{
KDF_HMAC_DRBG *ctx = (KDF_HMAC_DRBG *)vctx;
if (ctx != NULL) {
hmac_drbg_kdf_reset(ctx);
OPENSSL_free(ctx);
}
}
static int ossl_drbg_hmac_dup(PROV_DRBG_HMAC *dst, const PROV_DRBG_HMAC *src) {
if (src->ctx != NULL) {
dst->ctx = EVP_MAC_CTX_dup(src->ctx);
if (dst->ctx == NULL)
return 0;
}
if (!ossl_prov_digest_copy(&dst->digest, &src->digest))
return 0;
memcpy(dst->K, src->K, sizeof(dst->K));
memcpy(dst->V, src->V, sizeof(dst->V));
dst->blocklen = src->blocklen;
return 1;
}
static void *hmac_drbg_kdf_dup(void *vctx)
{
const KDF_HMAC_DRBG *src = (const KDF_HMAC_DRBG *)vctx;
KDF_HMAC_DRBG *dst;
dst = hmac_drbg_kdf_new(src->provctx);
if (dst != NULL) {
if (!ossl_drbg_hmac_dup(&dst->base, &src->base)
|| !ossl_prov_memdup(src->entropy, src->entropylen,
&dst->entropy , &dst->entropylen)
|| !ossl_prov_memdup(src->nonce, src->noncelen,
&dst->nonce, &dst->noncelen))
goto err;
dst->init = src->init;
}
return dst;
err:
hmac_drbg_kdf_free(dst);
return NULL;
}
static int hmac_drbg_kdf_derive(void *vctx, unsigned char *out, size_t outlen,
const OSSL_PARAM params[])
{
KDF_HMAC_DRBG *ctx = (KDF_HMAC_DRBG *)vctx;
PROV_DRBG_HMAC *drbg = &ctx->base;
if (!ossl_prov_is_running()
|| !hmac_drbg_kdf_set_ctx_params(vctx, params))
return 0;
if (!ctx->init) {
if (ctx->entropy == NULL
|| ctx->entropylen == 0
|| ctx->nonce == NULL
|| ctx->noncelen == 0
|| !ossl_drbg_hmac_init(drbg, ctx->entropy, ctx->entropylen,
ctx->nonce, ctx->noncelen, NULL, 0))
return 0;
ctx->init = 1;
}
return ossl_drbg_hmac_generate(drbg, out, outlen, NULL, 0);
}
static int hmac_drbg_kdf_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
KDF_HMAC_DRBG *hmac = (KDF_HMAC_DRBG *)vctx;
PROV_DRBG_HMAC *drbg = &hmac->base;
const char *name;
const EVP_MD *md;
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_MAC);
if (p != NULL) {
if (drbg->ctx == NULL)
return 0;
name = EVP_MAC_get0_name(EVP_MAC_CTX_get0_mac(drbg->ctx));
if (!OSSL_PARAM_set_utf8_string(p, name))
return 0;
}
p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_DIGEST);
if (p != NULL) {
md = ossl_prov_digest_md(&drbg->digest);
if (md == NULL || !OSSL_PARAM_set_utf8_string(p, EVP_MD_get0_name(md)))
return 0;
}
return 1;
}
static const OSSL_PARAM *hmac_drbg_kdf_gettable_ctx_params(
ossl_unused void *vctx, ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_MAC, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
static int hmac_drbg_kdf_set_ctx_params(void *vctx,
const OSSL_PARAM params[])
{
KDF_HMAC_DRBG *hmac = (KDF_HMAC_DRBG *)vctx;
PROV_DRBG_HMAC *drbg = &hmac->base;
OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(hmac->provctx);
const EVP_MD *md;
const OSSL_PARAM *p;
void *ptr = NULL;
size_t size = 0;
if (params == NULL)
return 1;
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_HMACDRBG_ENTROPY);
if (p != NULL) {
if (!OSSL_PARAM_get_octet_string(p, &ptr, 0, &size))
return 0;
OPENSSL_free(hmac->entropy);
hmac->entropy = ptr;
hmac->entropylen = size;
hmac->init = 0;
ptr = NULL;
}
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_HMACDRBG_NONCE);
if (p != NULL) {
if (!OSSL_PARAM_get_octet_string(p, &ptr, 0, &size))
return 0;
OPENSSL_free(hmac->nonce);
hmac->nonce = ptr;
hmac->noncelen = size;
hmac->init = 0;
}
p = OSSL_PARAM_locate_const(params, OSSL_ALG_PARAM_DIGEST);
if (p != NULL) {
if (!ossl_prov_digest_load_from_params(&drbg->digest, params, libctx))
return 0;
md = ossl_prov_digest_md(&drbg->digest);
if (md != NULL) {
if ((EVP_MD_get_flags(md) & EVP_MD_FLAG_XOF) != 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_XOF_DIGESTS_NOT_ALLOWED);
return 0;
}
drbg->blocklen = EVP_MD_get_size(md);
}
return ossl_prov_macctx_load_from_params(&drbg->ctx, params,
"HMAC", NULL, NULL, libctx);
}
return 1;
}
static const OSSL_PARAM *hmac_drbg_kdf_settable_ctx_params(
ossl_unused void *vctx, ossl_unused void *p_ctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_HMACDRBG_ENTROPY, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_HMACDRBG_NONCE, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_hmac_drbg_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))hmac_drbg_kdf_new },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))hmac_drbg_kdf_free },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))hmac_drbg_kdf_dup },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))hmac_drbg_kdf_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))hmac_drbg_kdf_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))hmac_drbg_kdf_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS,
(void(*)(void))hmac_drbg_kdf_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))hmac_drbg_kdf_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS,
(void(*)(void))hmac_drbg_kdf_get_ctx_params },
OSSL_DISPATCH_END
};
| kdfs | openssl/providers/implementations/kdfs/hmacdrbg_kdf.c | openssl |
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <openssl/core_names.h>
#include <openssl/evp.h>
#include <openssl/hmac.h>
#include <openssl/kdf.h>
#include <openssl/params.h>
#include <openssl/proverr.h>
#include "internal/cryptlib.h"
#include "crypto/evp.h"
#include "internal/numbers.h"
#include "internal/endian.h"
#include "prov/implementations.h"
#include "prov/provider_ctx.h"
#include "prov/provider_util.h"
#include "prov/providercommon.h"
#include "internal/e_os.h"
#include "internal/params.h"
#define ossl_min(a, b) ((a) < (b)) ? (a) : (b)
typedef enum {
COUNTER = 0,
FEEDBACK
} kbkdf_mode;
typedef struct {
void *provctx;
kbkdf_mode mode;
EVP_MAC_CTX *ctx_init;
int r;
unsigned char *ki;
size_t ki_len;
unsigned char *label;
size_t label_len;
unsigned char *context;
size_t context_len;
unsigned char *iv;
size_t iv_len;
int use_l;
int is_kmac;
int use_separator;
} KBKDF;
static OSSL_FUNC_kdf_newctx_fn kbkdf_new;
static OSSL_FUNC_kdf_dupctx_fn kbkdf_dup;
static OSSL_FUNC_kdf_freectx_fn kbkdf_free;
static OSSL_FUNC_kdf_reset_fn kbkdf_reset;
static OSSL_FUNC_kdf_derive_fn kbkdf_derive;
static OSSL_FUNC_kdf_settable_ctx_params_fn kbkdf_settable_ctx_params;
static OSSL_FUNC_kdf_set_ctx_params_fn kbkdf_set_ctx_params;
static OSSL_FUNC_kdf_gettable_ctx_params_fn kbkdf_gettable_ctx_params;
static OSSL_FUNC_kdf_get_ctx_params_fn kbkdf_get_ctx_params;
static uint32_t be32(uint32_t host)
{
uint32_t big = 0;
DECLARE_IS_ENDIAN;
if (!IS_LITTLE_ENDIAN)
return host;
big |= (host & 0xff000000) >> 24;
big |= (host & 0x00ff0000) >> 8;
big |= (host & 0x0000ff00) << 8;
big |= (host & 0x000000ff) << 24;
return big;
}
static void init(KBKDF *ctx)
{
ctx->r = 32;
ctx->use_l = 1;
ctx->use_separator = 1;
ctx->is_kmac = 0;
}
static void *kbkdf_new(void *provctx)
{
KBKDF *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx == NULL)
return NULL;
ctx->provctx = provctx;
init(ctx);
return ctx;
}
static void kbkdf_free(void *vctx)
{
KBKDF *ctx = (KBKDF *)vctx;
if (ctx != NULL) {
kbkdf_reset(ctx);
OPENSSL_free(ctx);
}
}
static void kbkdf_reset(void *vctx)
{
KBKDF *ctx = (KBKDF *)vctx;
void *provctx = ctx->provctx;
EVP_MAC_CTX_free(ctx->ctx_init);
OPENSSL_clear_free(ctx->context, ctx->context_len);
OPENSSL_clear_free(ctx->label, ctx->label_len);
OPENSSL_clear_free(ctx->ki, ctx->ki_len);
OPENSSL_clear_free(ctx->iv, ctx->iv_len);
memset(ctx, 0, sizeof(*ctx));
ctx->provctx = provctx;
init(ctx);
}
static void *kbkdf_dup(void *vctx)
{
const KBKDF *src = (const KBKDF *)vctx;
KBKDF *dest;
dest = kbkdf_new(src->provctx);
if (dest != NULL) {
dest->ctx_init = EVP_MAC_CTX_dup(src->ctx_init);
if (dest->ctx_init == NULL
|| !ossl_prov_memdup(src->ki, src->ki_len,
&dest->ki, &dest->ki_len)
|| !ossl_prov_memdup(src->label, src->label_len,
&dest->label, &dest->label_len)
|| !ossl_prov_memdup(src->context, src->context_len,
&dest->context, &dest->context_len)
|| !ossl_prov_memdup(src->iv, src->iv_len,
&dest->iv, &dest->iv_len))
goto err;
dest->mode = src->mode;
dest->r = src->r;
dest->use_l = src->use_l;
dest->use_separator = src->use_separator;
dest->is_kmac = src->is_kmac;
}
return dest;
err:
kbkdf_free(dest);
return NULL;
}
static int derive(EVP_MAC_CTX *ctx_init, kbkdf_mode mode, unsigned char *iv,
size_t iv_len, unsigned char *label, size_t label_len,
unsigned char *context, size_t context_len,
unsigned char *k_i, size_t h, uint32_t l, int has_separator,
unsigned char *ko, size_t ko_len, int r)
{
int ret = 0;
EVP_MAC_CTX *ctx = NULL;
size_t written = 0, to_write, k_i_len = iv_len;
const unsigned char zero = 0;
uint32_t counter, i;
int has_l = (l != 0);
if (iv_len > 0)
memcpy(k_i, iv, iv_len);
for (counter = 1; written < ko_len; counter++) {
i = be32(counter);
ctx = EVP_MAC_CTX_dup(ctx_init);
if (ctx == NULL)
goto done;
if (mode == FEEDBACK && !EVP_MAC_update(ctx, k_i, k_i_len))
goto done;
if (!EVP_MAC_update(ctx, 4 - (r / 8) + (unsigned char *)&i, r / 8)
|| !EVP_MAC_update(ctx, label, label_len)
|| (has_separator && !EVP_MAC_update(ctx, &zero, 1))
|| !EVP_MAC_update(ctx, context, context_len)
|| (has_l && !EVP_MAC_update(ctx, (unsigned char *)&l, 4))
|| !EVP_MAC_final(ctx, k_i, NULL, h))
goto done;
to_write = ko_len - written;
memcpy(ko + written, k_i, ossl_min(to_write, h));
written += h;
k_i_len = h;
EVP_MAC_CTX_free(ctx);
ctx = NULL;
}
ret = 1;
done:
EVP_MAC_CTX_free(ctx);
return ret;
}
static int kmac_init(EVP_MAC_CTX *ctx, const unsigned char *custom, size_t customlen)
{
OSSL_PARAM params[2];
if (custom == NULL || customlen == 0)
return 1;
params[0] = OSSL_PARAM_construct_octet_string(OSSL_MAC_PARAM_CUSTOM,
(void *)custom, customlen);
params[1] = OSSL_PARAM_construct_end();
return EVP_MAC_CTX_set_params(ctx, params) > 0;
}
static int kmac_derive(EVP_MAC_CTX *ctx, unsigned char *out, size_t outlen,
const unsigned char *context, size_t contextlen)
{
OSSL_PARAM params[2];
params[0] = OSSL_PARAM_construct_size_t(OSSL_MAC_PARAM_SIZE, &outlen);
params[1] = OSSL_PARAM_construct_end();
return EVP_MAC_CTX_set_params(ctx, params) > 0
&& EVP_MAC_update(ctx, context, contextlen)
&& EVP_MAC_final(ctx, out, NULL, outlen);
}
static int kbkdf_derive(void *vctx, unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
KBKDF *ctx = (KBKDF *)vctx;
int ret = 0;
unsigned char *k_i = NULL;
uint32_t l = 0;
size_t h = 0;
uint64_t counter_max;
if (!ossl_prov_is_running() || !kbkdf_set_ctx_params(ctx, params))
return 0;
if (ctx->ctx_init == NULL) {
if (ctx->ki_len == 0 || ctx->ki == NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_NO_KEY_SET);
return 0;
}
ERR_raise(ERR_LIB_PROV, PROV_R_MISSING_MAC);
return 0;
}
if (keylen == 0) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
return 0;
}
if (ctx->is_kmac) {
ret = kmac_derive(ctx->ctx_init, key, keylen,
ctx->context, ctx->context_len);
goto done;
}
h = EVP_MAC_CTX_get_mac_size(ctx->ctx_init);
if (h == 0)
goto done;
if (ctx->iv_len != 0 && ctx->iv_len != h) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_SEED_LENGTH);
goto done;
}
if (ctx->mode == COUNTER) {
counter_max = (uint64_t)1 << (uint64_t)ctx->r;
if ((uint64_t)(keylen / h) >= counter_max) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_KEY_LENGTH);
goto done;
}
}
if (ctx->use_l != 0)
l = be32(keylen * 8);
k_i = OPENSSL_zalloc(h);
if (k_i == NULL)
goto done;
ret = derive(ctx->ctx_init, ctx->mode, ctx->iv, ctx->iv_len, ctx->label,
ctx->label_len, ctx->context, ctx->context_len, k_i, h, l,
ctx->use_separator, key, keylen, ctx->r);
done:
if (ret != 1)
OPENSSL_cleanse(key, keylen);
OPENSSL_clear_free(k_i, h);
return ret;
}
static int kbkdf_set_ctx_params(void *vctx, const OSSL_PARAM params[])
{
KBKDF *ctx = (KBKDF *)vctx;
OSSL_LIB_CTX *libctx = PROV_LIBCTX_OF(ctx->provctx);
const OSSL_PARAM *p;
if (params == NULL)
return 1;
if (!ossl_prov_macctx_load_from_params(&ctx->ctx_init, params, NULL,
NULL, NULL, libctx))
return 0;
else if (ctx->ctx_init != NULL) {
if (EVP_MAC_is_a(EVP_MAC_CTX_get0_mac(ctx->ctx_init),
OSSL_MAC_NAME_KMAC128)
|| EVP_MAC_is_a(EVP_MAC_CTX_get0_mac(ctx->ctx_init),
OSSL_MAC_NAME_KMAC256)) {
ctx->is_kmac = 1;
} else if (!EVP_MAC_is_a(EVP_MAC_CTX_get0_mac(ctx->ctx_init),
OSSL_MAC_NAME_HMAC)
&& !EVP_MAC_is_a(EVP_MAC_CTX_get0_mac(ctx->ctx_init),
OSSL_MAC_NAME_CMAC)) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_MAC);
return 0;
}
}
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_MODE);
if (p != NULL
&& OPENSSL_strncasecmp("counter", p->data, p->data_size) == 0) {
ctx->mode = COUNTER;
} else if (p != NULL
&& OPENSSL_strncasecmp("feedback", p->data, p->data_size) == 0) {
ctx->mode = FEEDBACK;
} else if (p != NULL) {
ERR_raise(ERR_LIB_PROV, PROV_R_INVALID_MODE);
return 0;
}
if (ossl_param_get1_octet_string(params, OSSL_KDF_PARAM_KEY,
&ctx->ki, &ctx->ki_len) == 0)
return 0;
if (ossl_param_get1_octet_string(params, OSSL_KDF_PARAM_SALT,
&ctx->label, &ctx->label_len) == 0)
return 0;
if (ossl_param_get1_concat_octet_string(params, OSSL_KDF_PARAM_INFO,
&ctx->context, &ctx->context_len,
0) == 0)
return 0;
if (ossl_param_get1_octet_string(params, OSSL_KDF_PARAM_SEED,
&ctx->iv, &ctx->iv_len) == 0)
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_KBKDF_USE_L);
if (p != NULL && !OSSL_PARAM_get_int(p, &ctx->use_l))
return 0;
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_KBKDF_R);
if (p != NULL) {
int new_r = 0;
if (!OSSL_PARAM_get_int(p, &new_r))
return 0;
if (new_r != 8 && new_r != 16 && new_r != 24 && new_r != 32)
return 0;
ctx->r = new_r;
}
p = OSSL_PARAM_locate_const(params, OSSL_KDF_PARAM_KBKDF_USE_SEPARATOR);
if (p != NULL && !OSSL_PARAM_get_int(p, &ctx->use_separator))
return 0;
if (ctx->ctx_init != NULL && ctx->ki_len != 0) {
if ((ctx->is_kmac && !kmac_init(ctx->ctx_init, ctx->label, ctx->label_len))
|| !EVP_MAC_init(ctx->ctx_init, ctx->ki, ctx->ki_len, NULL))
return 0;
}
return 1;
}
static const OSSL_PARAM *kbkdf_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_INFO, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SALT, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_KEY, NULL, 0),
OSSL_PARAM_octet_string(OSSL_KDF_PARAM_SEED, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_CIPHER, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_MAC, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_MODE, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_KDF_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_int(OSSL_KDF_PARAM_KBKDF_USE_L, NULL),
OSSL_PARAM_int(OSSL_KDF_PARAM_KBKDF_USE_SEPARATOR, NULL),
OSSL_PARAM_int(OSSL_KDF_PARAM_KBKDF_R, NULL),
OSSL_PARAM_END,
};
return known_settable_ctx_params;
}
static int kbkdf_get_ctx_params(void *vctx, OSSL_PARAM params[])
{
OSSL_PARAM *p;
p = OSSL_PARAM_locate(params, OSSL_KDF_PARAM_SIZE);
if (p == NULL)
return -2;
return OSSL_PARAM_set_size_t(p, SIZE_MAX);
}
static const OSSL_PARAM *kbkdf_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] =
{ OSSL_PARAM_size_t(OSSL_KDF_PARAM_SIZE, NULL), OSSL_PARAM_END };
return known_gettable_ctx_params;
}
const OSSL_DISPATCH ossl_kdf_kbkdf_functions[] = {
{ OSSL_FUNC_KDF_NEWCTX, (void(*)(void))kbkdf_new },
{ OSSL_FUNC_KDF_DUPCTX, (void(*)(void))kbkdf_dup },
{ OSSL_FUNC_KDF_FREECTX, (void(*)(void))kbkdf_free },
{ OSSL_FUNC_KDF_RESET, (void(*)(void))kbkdf_reset },
{ OSSL_FUNC_KDF_DERIVE, (void(*)(void))kbkdf_derive },
{ OSSL_FUNC_KDF_SETTABLE_CTX_PARAMS,
(void(*)(void))kbkdf_settable_ctx_params },
{ OSSL_FUNC_KDF_SET_CTX_PARAMS, (void(*)(void))kbkdf_set_ctx_params },
{ OSSL_FUNC_KDF_GETTABLE_CTX_PARAMS,
(void(*)(void))kbkdf_gettable_ctx_params },
{ OSSL_FUNC_KDF_GET_CTX_PARAMS, (void(*)(void))kbkdf_get_ctx_params },
OSSL_DISPATCH_END,
};
| kdfs | openssl/providers/implementations/kdfs/kbkdf.c | openssl |
#include <string.h>
#include <openssl/core_dispatch.h>
#include <openssl/core_names.h>
#include <openssl/params.h>
#include <openssl/evp.h>
#include <openssl/err.h>
#include <openssl/proverr.h>
#include "crypto/siphash.h"
#include "prov/implementations.h"
#include "prov/providercommon.h"
static OSSL_FUNC_mac_newctx_fn siphash_new;
static OSSL_FUNC_mac_dupctx_fn siphash_dup;
static OSSL_FUNC_mac_freectx_fn siphash_free;
static OSSL_FUNC_mac_gettable_ctx_params_fn siphash_gettable_ctx_params;
static OSSL_FUNC_mac_get_ctx_params_fn siphash_get_ctx_params;
static OSSL_FUNC_mac_settable_ctx_params_fn siphash_settable_ctx_params;
static OSSL_FUNC_mac_set_ctx_params_fn siphash_set_params;
static OSSL_FUNC_mac_init_fn siphash_init;
static OSSL_FUNC_mac_update_fn siphash_update;
static OSSL_FUNC_mac_final_fn siphash_final;
struct siphash_data_st {
void *provctx;
SIPHASH siphash;
SIPHASH sipcopy;
unsigned int crounds, drounds;
};
static unsigned int crounds(struct siphash_data_st *ctx)
{
return ctx->crounds != 0 ? ctx->crounds : SIPHASH_C_ROUNDS;
}
static unsigned int drounds(struct siphash_data_st *ctx)
{
return ctx->drounds != 0 ? ctx->drounds : SIPHASH_D_ROUNDS;
}
static void *siphash_new(void *provctx)
{
struct siphash_data_st *ctx;
if (!ossl_prov_is_running())
return NULL;
ctx = OPENSSL_zalloc(sizeof(*ctx));
if (ctx != NULL)
ctx->provctx = provctx;
return ctx;
}
static void siphash_free(void *vmacctx)
{
OPENSSL_free(vmacctx);
}
static void *siphash_dup(void *vsrc)
{
struct siphash_data_st *ssrc = vsrc;
struct siphash_data_st *sdst;
if (!ossl_prov_is_running())
return NULL;
sdst = OPENSSL_malloc(sizeof(*sdst));
if (sdst == NULL)
return NULL;
*sdst = *ssrc;
return sdst;
}
static size_t siphash_size(void *vmacctx)
{
struct siphash_data_st *ctx = vmacctx;
return SipHash_hash_size(&ctx->siphash);
}
static int siphash_setkey(struct siphash_data_st *ctx,
const unsigned char *key, size_t keylen)
{
int ret;
if (keylen != SIPHASH_KEY_SIZE)
return 0;
ret = SipHash_Init(&ctx->siphash, key, crounds(ctx), drounds(ctx));
if (ret)
ctx->sipcopy = ctx->siphash;
return ret;
}
static int siphash_init(void *vmacctx, const unsigned char *key, size_t keylen,
const OSSL_PARAM params[])
{
struct siphash_data_st *ctx = vmacctx;
if (!ossl_prov_is_running() || !siphash_set_params(ctx, params))
return 0;
if (key == NULL) {
ctx->siphash = ctx->sipcopy;
return 1;
}
return siphash_setkey(ctx, key, keylen);
}
static int siphash_update(void *vmacctx, const unsigned char *data,
size_t datalen)
{
struct siphash_data_st *ctx = vmacctx;
if (datalen == 0)
return 1;
SipHash_Update(&ctx->siphash, data, datalen);
return 1;
}
static int siphash_final(void *vmacctx, unsigned char *out, size_t *outl,
size_t outsize)
{
struct siphash_data_st *ctx = vmacctx;
size_t hlen = siphash_size(ctx);
if (!ossl_prov_is_running() || outsize < hlen)
return 0;
*outl = hlen;
return SipHash_Final(&ctx->siphash, out, hlen);
}
static const OSSL_PARAM *siphash_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_MAC_PARAM_SIZE, NULL),
OSSL_PARAM_uint(OSSL_MAC_PARAM_C_ROUNDS, NULL),
OSSL_PARAM_uint(OSSL_MAC_PARAM_D_ROUNDS, NULL),
OSSL_PARAM_END
};
return known_gettable_ctx_params;
}
static int siphash_get_ctx_params(void *vmacctx, OSSL_PARAM params[])
{
struct siphash_data_st *ctx = vmacctx;
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_MAC_PARAM_SIZE)) != NULL
&& !OSSL_PARAM_set_size_t(p, siphash_size(vmacctx)))
return 0;
if ((p = OSSL_PARAM_locate(params, OSSL_MAC_PARAM_C_ROUNDS)) != NULL
&& !OSSL_PARAM_set_uint(p, crounds(ctx)))
return 0;
if ((p = OSSL_PARAM_locate(params, OSSL_MAC_PARAM_D_ROUNDS)) != NULL
&& !OSSL_PARAM_set_uint(p, drounds(ctx)))
return 0;
return 1;
}
static const OSSL_PARAM *siphash_settable_ctx_params(ossl_unused void *ctx,
void *provctx)
{
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_MAC_PARAM_SIZE, NULL),
OSSL_PARAM_octet_string(OSSL_MAC_PARAM_KEY, NULL, 0),
OSSL_PARAM_uint(OSSL_MAC_PARAM_C_ROUNDS, NULL),
OSSL_PARAM_uint(OSSL_MAC_PARAM_D_ROUNDS, NULL),
OSSL_PARAM_END
};
return known_settable_ctx_params;
}
static int siphash_set_params(void *vmacctx, const OSSL_PARAM *params)
{
struct siphash_data_st *ctx = vmacctx;
const OSSL_PARAM *p = NULL;
size_t size;
if (params == NULL)
return 1;
if ((p = OSSL_PARAM_locate_const(params, OSSL_MAC_PARAM_SIZE)) != NULL) {
if (!OSSL_PARAM_get_size_t(p, &size)
|| !SipHash_set_hash_size(&ctx->siphash, size)
|| !SipHash_set_hash_size(&ctx->sipcopy, size))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params, OSSL_MAC_PARAM_C_ROUNDS)) != NULL
&& !OSSL_PARAM_get_uint(p, &ctx->crounds))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_MAC_PARAM_D_ROUNDS)) != NULL
&& !OSSL_PARAM_get_uint(p, &ctx->drounds))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_MAC_PARAM_KEY)) != NULL)
if (p->data_type != OSSL_PARAM_OCTET_STRING
|| !siphash_setkey(ctx, p->data, p->data_size))
return 0;
return 1;
}
const OSSL_DISPATCH ossl_siphash_functions[] = {
{ OSSL_FUNC_MAC_NEWCTX, (void (*)(void))siphash_new },
{ OSSL_FUNC_MAC_DUPCTX, (void (*)(void))siphash_dup },
{ OSSL_FUNC_MAC_FREECTX, (void (*)(void))siphash_free },
{ OSSL_FUNC_MAC_INIT, (void (*)(void))siphash_init },
{ OSSL_FUNC_MAC_UPDATE, (void (*)(void))siphash_update },
{ OSSL_FUNC_MAC_FINAL, (void (*)(void))siphash_final },
{ OSSL_FUNC_MAC_GETTABLE_CTX_PARAMS,
(void (*)(void))siphash_gettable_ctx_params },
{ OSSL_FUNC_MAC_GET_CTX_PARAMS, (void (*)(void))siphash_get_ctx_params },
{ OSSL_FUNC_MAC_SETTABLE_CTX_PARAMS,
(void (*)(void))siphash_settable_ctx_params },
{ OSSL_FUNC_MAC_SET_CTX_PARAMS, (void (*)(void))siphash_set_params },
OSSL_DISPATCH_END
};
| macs | openssl/providers/implementations/macs/siphash_prov.c | openssl |
#include "internal/deprecated.h"
#include <string.h>
#include <openssl/core_dispatch.h>
#include <openssl/core_names.h>
#include <openssl/params.h>
#include <openssl/evp.h>
#include <openssl/hmac.h>
#include "internal/ssl3_cbc.h"
#include "prov/implementations.h"
#include "prov/provider_ctx.h"
#include "prov/provider_util.h"
#include "prov/providercommon.h"
static OSSL_FUNC_mac_newctx_fn hmac_new;
static OSSL_FUNC_mac_dupctx_fn hmac_dup;
static OSSL_FUNC_mac_freectx_fn hmac_free;
static OSSL_FUNC_mac_gettable_ctx_params_fn hmac_gettable_ctx_params;
static OSSL_FUNC_mac_get_ctx_params_fn hmac_get_ctx_params;
static OSSL_FUNC_mac_settable_ctx_params_fn hmac_settable_ctx_params;
static OSSL_FUNC_mac_set_ctx_params_fn hmac_set_ctx_params;
static OSSL_FUNC_mac_init_fn hmac_init;
static OSSL_FUNC_mac_update_fn hmac_update;
static OSSL_FUNC_mac_final_fn hmac_final;
struct hmac_data_st {
void *provctx;
HMAC_CTX *ctx;
PROV_DIGEST digest;
unsigned char *key;
size_t keylen;
size_t tls_data_size;
unsigned char tls_header[13];
int tls_header_set;
unsigned char tls_mac_out[EVP_MAX_MD_SIZE];
size_t tls_mac_out_size;
};
static void *hmac_new(void *provctx)
{
struct hmac_data_st *macctx;
if (!ossl_prov_is_running())
return NULL;
if ((macctx = OPENSSL_zalloc(sizeof(*macctx))) == NULL
|| (macctx->ctx = HMAC_CTX_new()) == NULL) {
OPENSSL_free(macctx);
return NULL;
}
macctx->provctx = provctx;
return macctx;
}
static void hmac_free(void *vmacctx)
{
struct hmac_data_st *macctx = vmacctx;
if (macctx != NULL) {
HMAC_CTX_free(macctx->ctx);
ossl_prov_digest_reset(&macctx->digest);
OPENSSL_secure_clear_free(macctx->key, macctx->keylen);
OPENSSL_free(macctx);
}
}
static void *hmac_dup(void *vsrc)
{
struct hmac_data_st *src = vsrc;
struct hmac_data_st *dst;
HMAC_CTX *ctx;
if (!ossl_prov_is_running())
return NULL;
dst = hmac_new(src->provctx);
if (dst == NULL)
return NULL;
ctx = dst->ctx;
*dst = *src;
dst->ctx = ctx;
dst->key = NULL;
memset(&dst->digest, 0, sizeof(dst->digest));
if (!HMAC_CTX_copy(dst->ctx, src->ctx)
|| !ossl_prov_digest_copy(&dst->digest, &src->digest)) {
hmac_free(dst);
return NULL;
}
if (src->key != NULL) {
dst->key = OPENSSL_secure_malloc(src->keylen > 0 ? src->keylen : 1);
if (dst->key == NULL) {
hmac_free(dst);
return 0;
}
memcpy(dst->key, src->key, src->keylen);
}
return dst;
}
static size_t hmac_size(struct hmac_data_st *macctx)
{
return HMAC_size(macctx->ctx);
}
static int hmac_block_size(struct hmac_data_st *macctx)
{
const EVP_MD *md = ossl_prov_digest_md(&macctx->digest);
if (md == NULL)
return 0;
return EVP_MD_block_size(md);
}
static int hmac_setkey(struct hmac_data_st *macctx,
const unsigned char *key, size_t keylen)
{
const EVP_MD *digest;
if (macctx->key != NULL)
OPENSSL_secure_clear_free(macctx->key, macctx->keylen);
macctx->key = OPENSSL_secure_malloc(keylen > 0 ? keylen : 1);
if (macctx->key == NULL)
return 0;
memcpy(macctx->key, key, keylen);
macctx->keylen = keylen;
digest = ossl_prov_digest_md(&macctx->digest);
if (key != NULL || (macctx->tls_data_size == 0 && digest != NULL))
return HMAC_Init_ex(macctx->ctx, key, keylen, digest,
ossl_prov_digest_engine(&macctx->digest));
return 1;
}
static int hmac_init(void *vmacctx, const unsigned char *key,
size_t keylen, const OSSL_PARAM params[])
{
struct hmac_data_st *macctx = vmacctx;
if (!ossl_prov_is_running() || !hmac_set_ctx_params(macctx, params))
return 0;
if (key != NULL)
return hmac_setkey(macctx, key, keylen);
return HMAC_Init_ex(macctx->ctx, NULL, 0, NULL, NULL);
}
static int hmac_update(void *vmacctx, const unsigned char *data,
size_t datalen)
{
struct hmac_data_st *macctx = vmacctx;
if (macctx->tls_data_size > 0) {
if (!macctx->tls_header_set) {
if (datalen != sizeof(macctx->tls_header))
return 0;
memcpy(macctx->tls_header, data, datalen);
macctx->tls_header_set = 1;
return 1;
}
if (macctx->tls_data_size < datalen)
return 0;
return ssl3_cbc_digest_record(ossl_prov_digest_md(&macctx->digest),
macctx->tls_mac_out,
&macctx->tls_mac_out_size,
macctx->tls_header,
data,
datalen,
macctx->tls_data_size,
macctx->key,
macctx->keylen,
0);
}
return HMAC_Update(macctx->ctx, data, datalen);
}
static int hmac_final(void *vmacctx, unsigned char *out, size_t *outl,
size_t outsize)
{
unsigned int hlen;
struct hmac_data_st *macctx = vmacctx;
if (!ossl_prov_is_running())
return 0;
if (macctx->tls_data_size > 0) {
if (macctx->tls_mac_out_size == 0)
return 0;
if (outl != NULL)
*outl = macctx->tls_mac_out_size;
memcpy(out, macctx->tls_mac_out, macctx->tls_mac_out_size);
return 1;
}
if (!HMAC_Final(macctx->ctx, out, &hlen))
return 0;
*outl = hlen;
return 1;
}
static const OSSL_PARAM known_gettable_ctx_params[] = {
OSSL_PARAM_size_t(OSSL_MAC_PARAM_SIZE, NULL),
OSSL_PARAM_size_t(OSSL_MAC_PARAM_BLOCK_SIZE, NULL),
OSSL_PARAM_END
};
static const OSSL_PARAM *hmac_gettable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
return known_gettable_ctx_params;
}
static int hmac_get_ctx_params(void *vmacctx, OSSL_PARAM params[])
{
struct hmac_data_st *macctx = vmacctx;
OSSL_PARAM *p;
if ((p = OSSL_PARAM_locate(params, OSSL_MAC_PARAM_SIZE)) != NULL
&& !OSSL_PARAM_set_size_t(p, hmac_size(macctx)))
return 0;
if ((p = OSSL_PARAM_locate(params, OSSL_MAC_PARAM_BLOCK_SIZE)) != NULL
&& !OSSL_PARAM_set_int(p, hmac_block_size(macctx)))
return 0;
return 1;
}
static const OSSL_PARAM known_settable_ctx_params[] = {
OSSL_PARAM_utf8_string(OSSL_MAC_PARAM_DIGEST, NULL, 0),
OSSL_PARAM_utf8_string(OSSL_MAC_PARAM_PROPERTIES, NULL, 0),
OSSL_PARAM_octet_string(OSSL_MAC_PARAM_KEY, NULL, 0),
OSSL_PARAM_int(OSSL_MAC_PARAM_DIGEST_NOINIT, NULL),
OSSL_PARAM_int(OSSL_MAC_PARAM_DIGEST_ONESHOT, NULL),
OSSL_PARAM_size_t(OSSL_MAC_PARAM_TLS_DATA_SIZE, NULL),
OSSL_PARAM_END
};
static const OSSL_PARAM *hmac_settable_ctx_params(ossl_unused void *ctx,
ossl_unused void *provctx)
{
return known_settable_ctx_params;
}
static int hmac_set_ctx_params(void *vmacctx, const OSSL_PARAM params[])
{
struct hmac_data_st *macctx = vmacctx;
OSSL_LIB_CTX *ctx = PROV_LIBCTX_OF(macctx->provctx);
const OSSL_PARAM *p;
if (params == NULL)
return 1;
if (!ossl_prov_digest_load_from_params(&macctx->digest, params, ctx))
return 0;
if ((p = OSSL_PARAM_locate_const(params, OSSL_MAC_PARAM_KEY)) != NULL) {
if (p->data_type != OSSL_PARAM_OCTET_STRING)
return 0;
if (!hmac_setkey(macctx, p->data, p->data_size))
return 0;
}
if ((p = OSSL_PARAM_locate_const(params,
OSSL_MAC_PARAM_TLS_DATA_SIZE)) != NULL) {
if (!OSSL_PARAM_get_size_t(p, &macctx->tls_data_size))
return 0;
}
return 1;
}
const OSSL_DISPATCH ossl_hmac_functions[] = {
{ OSSL_FUNC_MAC_NEWCTX, (void (*)(void))hmac_new },
{ OSSL_FUNC_MAC_DUPCTX, (void (*)(void))hmac_dup },
{ OSSL_FUNC_MAC_FREECTX, (void (*)(void))hmac_free },
{ OSSL_FUNC_MAC_INIT, (void (*)(void))hmac_init },
{ OSSL_FUNC_MAC_UPDATE, (void (*)(void))hmac_update },
{ OSSL_FUNC_MAC_FINAL, (void (*)(void))hmac_final },
{ OSSL_FUNC_MAC_GETTABLE_CTX_PARAMS,
(void (*)(void))hmac_gettable_ctx_params },
{ OSSL_FUNC_MAC_GET_CTX_PARAMS, (void (*)(void))hmac_get_ctx_params },
{ OSSL_FUNC_MAC_SETTABLE_CTX_PARAMS,
(void (*)(void))hmac_settable_ctx_params },
{ OSSL_FUNC_MAC_SET_CTX_PARAMS, (void (*)(void))hmac_set_ctx_params },
OSSL_DISPATCH_END
};
| macs | openssl/providers/implementations/macs/hmac_prov.c | openssl |