ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    -0x2(%rdi),%eax
  movl   $0x1,0xc(%rsp)
  movl   $0x1,0x10(%rsp)
  movl   $0x1,0x14(%rsp)
  cmp    $0x2,%eax
  ja     L128
L63:
  lea    D5(%rip),%r12
  mov    0x8(%rbx),%rdi
  lea    0xc(%rsp),%rdx
  mov    %r12,%rsi
  call   <sscanf@plt>
  cmp    $0x1,%eax
  jne    L91
L8:
  cmp    $0x2,%ebp
  jle    L120
  mov    0x10(%rbx),%rdi
  lea    0x10(%rsp),%rdx
  mov    %r12,%rsi
  call   <sscanf@plt>
  sub    $0x1,%eax
  jne    L19
L99:
  cmp    $0x3,%ebp
  je     L120
  mov    0x18(%rbx),%rdi
  lea    0x14(%rsp),%rdx
  mov    %r12,%rsi
  call   <sscanf@plt>
  sub    $0x1,%eax
  je     L120
  mov    (%rbx),%rdi
  call   <usage@plt>
  jmp    L120
L128:
  mov    (%rsi),%rdi
  call   <usage@plt>
  cmp    $0x1,%ebp
  jg     L63
L120:
  mov    0x10(%rsp),%eax
  mov    0xc(%rsp),%esi
  lea    D4(%rip),%rbx
  test   %eax,%eax
  jle    L2
  cs nopw 0x0(%rax,%rax,1)
L3:
  mov    %rbx,%rdi
  call   <printf@plt>
  mov    0x10(%rsp),%eax
  mov    0x14(%rsp),%esi
  add    0xc(%rsp),%esi
  sub    $0x1,%eax
  mov    %esi,0xc(%rsp)
  mov    %eax,0x10(%rsp)
  test   %eax,%eax
  jg     L3
L2:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L56
  add    $0x20,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L91:
  mov    (%rbx),%rdi
  call   <usage@plt>
  jmp    L8
L19:
  mov    (%rbx),%rdi
  call   <usage@plt>
  jmp    L99
L56:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D5
type_guessed: string
name: unpack_data
arguments: data_tag: D4
type_guessed: string

tool: D5: %d

tool: D4: %d


assistant: ```c
int main(int argc, char **argv) {
  int walker = 1;
  int reps = 1;
  int stride = 1;
  if (argc < 2 || argc > 4)
    usage(argv[0]);
  if (argc >= 2) {
    if (sscanf(argv[1], "%d", &walker) != 1)
      usage(argv[0]);
  }
  if (argc >= 3) {
    if (sscanf(argv[2], "%d", &reps) != 1)
      usage(argv[0]);
  }
  if (argc >= 4) {
    if (sscanf(argv[3], "%d", &stride) != 1)
      usage(argv[0]);
  }
  while (reps > 0) {
    printf("%d\n", walker);
    walker += stride;
    reps--;
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<handle_sigusr1>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  lea    D7(%rip),%rax
  mov    %rax,%rdi
  call   <log_debug@plt>
  mov    $0x0,%eax
  call   <nyx_proc_terminate@plt>
  nop
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_label: D7
type_infered: string

tool: D7: proc: caught SIGUSR1

assistant: ```c
void handle_sigusr1(__attribute__((unused)) int signum) {
  log_debug("proc: caught SIGUSR1");
  nyx_proc_terminate();
}
```
user: What is the c source code of the assembly code below?

```asm
<handle_sigusr1>:
  endbr64
  sub    $0x8,%rsp
  lea    D3(%rip),%rdi
  call   <log_debug@plt>
  mov    $0x0,%eax
  call   <nyx_proc_terminate@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D3
datatype: string

tool: D3: proc: caught SIGUSR1

assistant: ```c
void handle_sigusr1(__attribute__((unused)) int signum) {
  log_debug("proc: caught SIGUSR1");
  nyx_proc_terminate();
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<handle_sigusr1>:
  endbr64
  sub    $0x8,%rsp
  lea    D2(%rip),%rdi
  call   <log_debug@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1060 <nyx_proc_terminate@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D2
data_type: string

tool: D2: proc: caught SIGUSR1

assistant: ```c
void handle_sigusr1(__attribute__((unused)) int signum) {
  log_debug("proc: caught SIGUSR1");
  nyx_proc_terminate();
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<handle_sigusr1>:
  endbr64
  sub    $0x8,%rsp
  lea    D7(%rip),%rdi
  call   <log_debug@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1060 <nyx_proc_terminate@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D7
type: string

tool: D7: proc: caught SIGUSR1

assistant: ```c
void handle_sigusr1(__attribute__((unused)) int signum) {
  log_debug("proc: caught SIGUSR1");
  nyx_proc_terminate();
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<getNextHourForTs>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  movslq %eax,%rdx
  imul   $0xffffffff91a2b3c5,%rdx,%rdx
  shr    $0x20,%rdx
  add    %eax,%edx
  sar    $0xb,%edx
  mov    %eax,%ecx
  sar    $0x1f,%ecx
  sub    %ecx,%edx
  mov    %edx,-0x4(%rbp)
  mov    -0x4(%rbp),%edx
  imul   $0xe10,%edx,%edx
  sub    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x18(%rbp),%rax
  lea    0xe10(%rax),%rdx
  mov    -0x4(%rbp),%eax
  movslq %eax,%rcx
  mov    %rdx,%rax
  sub    %rcx,%rax
  pop    %rbp
  ret
```

assistant: ```c
time_t getNextHourForTs(time_t ts) {
  int modValue = (int)ts % 3600;
  return (time_t)(ts + 3600 - modValue);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<getNextHourForTs>:
  endbr64
  lea    0xe10(%rdi),%rax
  movslq %edi,%rdx
  imul   $0xffffffff91a2b3c5,%rdx,%rdx
  shr    $0x20,%rdx
  add    %edi,%edx
  sar    $0xb,%edx
  mov    %edi,%ecx
  sar    $0x1f,%ecx
  sub    %ecx,%edx
  imul   $0xe10,%edx,%edx
  sub    %edx,%edi
  movslq %edi,%rdi
  sub    %rdi,%rax
  ret
```

assistant: ```c
time_t getNextHourForTs(time_t ts) {
  int modValue = (int)ts % 3600;
  return (time_t)(ts + 3600 - modValue);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<getNextHourForTs>:
  endbr64
  movslq %edi,%rdx
  mov    %edi,%ecx
  lea    0xe10(%rdi),%rax
  imul   $0xffffffff91a2b3c5,%rdx,%rdx
  sar    $0x1f,%ecx
  shr    $0x20,%rdx
  add    %edi,%edx
  sar    $0xb,%edx
  sub    %ecx,%edx
  imul   $0xe10,%edx,%edx
  sub    %edx,%edi
  movslq %edi,%rdi
  sub    %rdi,%rax
  ret
```

assistant: ```c
time_t getNextHourForTs(time_t ts) {
  int modValue = (int)ts % 3600;
  return (time_t)(ts + 3600 - modValue);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<getNextHourForTs>:
  endbr64
  movslq %edi,%rdx
  mov    %edi,%ecx
  lea    0xe10(%rdi),%rax
  imul   $0xffffffff91a2b3c5,%rdx,%rdx
  sar    $0x1f,%ecx
  shr    $0x20,%rdx
  add    %edi,%edx
  sar    $0xb,%edx
  sub    %ecx,%edx
  imul   $0xe10,%edx,%edx
  sub    %edx,%edi
  movslq %edi,%rdi
  sub    %rdi,%rax
  ret
```

assistant: ```c
time_t getNextHourForTs(time_t ts) {
  int modValue = (int)ts % 3600;
  return (time_t)(ts + 3600 - modValue);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<get_random_name>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    $0x0,%eax
  call   <make_word@plt>
  mov    %rax,-0x8(%rbp)
  mov    $0x3,%edi
  call   <Rand_div@plt>
  test   %rax,%rax
  jne    L7
  mov    -0x8(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  lea    D4(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <sprintf@plt>
  jmp    L8
L7:
  mov    -0x8(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  lea    D17(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <sprintf@plt>
L8:
  nop
  leave
  ret
```

tool_calls: name: parse_data
arguments: tag: D4
type_guessed: string
name: parse_data
arguments: tag: D17
type_guessed: string

tool: D4: '%s'

tool: D17: of %s

assistant: ```c
void get_random_name(char *return_name) {
  char *word = make_word();
  if ((Rand_div(3)) == 0)
    sprintf(return_name, "'%s'", word);
  else
    sprintf(return_name, "of %s", word);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<get_random_name>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    $0x0,%eax
  call   <make_word@plt>
  mov    %rax,%rbp
  mov    $0x3,%edi
  call   <Rand_div@plt>
  test   %rax,%rax
  jne    L19
  mov    %rbp,%rdx
  lea    D2(%rip),%rsi
  mov    %rbx,%rdi
  call   <sprintf@plt>
L12:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L19:
  mov    %rbp,%rdx
  lea    D14(%rip),%rsi
  mov    %rbx,%rdi
  call   <sprintf@plt>
  jmp    L12
```

tool_calls: name: parse_data
arguments: tag: D2
data_type: string
name: parse_data
arguments: tag: D14
data_type: string

tool: D2: '%s'

tool: D14: of %s

assistant: ```c
void get_random_name(char *return_name) {
  char *word = make_word();
  if ((Rand_div(3)) == 0)
    sprintf(return_name, "'%s'", word);
  else
    sprintf(return_name, "of %s", word);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<get_random_name>:
  endbr64
  push   %r12
  xor    %eax,%eax
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <make_word@plt>
  mov    $0x3,%edi
  mov    %rax,%r12
  call   <Rand_div@plt>
  mov    %r12,%rdx
  lea    D8(%rip),%rsi
  test   %rax,%rax
  je     L9
  lea    D12(%rip),%rsi
L9:
  add    $0x8,%rsp
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  jmp    1090 <sprintf@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D8
data_type: string
name: parse_data
arguments: data_tag: D12
data_type: string

tool: D8: '%s'

tool: D12: of %s

assistant: ```c
void get_random_name(char *return_name) {
  char *word = make_word();
  if ((Rand_div(3)) == 0)
    sprintf(return_name, "'%s'", word);
  else
    sprintf(return_name, "of %s", word);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<get_random_name>:
  endbr64
  push   %r12
  xor    %eax,%eax
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <make_word@plt>
  mov    $0x3,%edi
  mov    %rax,%r12
  call   <Rand_div@plt>
  mov    %r12,%rdx
  lea    D14(%rip),%rsi
  test   %rax,%rax
  je     L3
  lea    D15(%rip),%rsi
L3:
  add    $0x8,%rsp
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  jmp    1090 <sprintf@plt>
```

tool_calls: name: unpack_data
arguments: label: D14
data_type: string
name: unpack_data
arguments: label: D15
data_type: string

tool: D14: '%s'

tool: D15: of %s

assistant: ```c
void get_random_name(char *return_name) {
  char *word = make_word();
  if ((Rand_div(3)) == 0)
    sprintf(return_name, "'%s'", word);
  else
    sprintf(return_name, "of %s", word);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<decode_dns_response>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %rdx,%r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  mov    %rsi,%rdi
  push   %rbx
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  call   <strlen@plt>
  lea    0x6(%rbp),%rdi
  mov    %eax,%ebx
  call   <decode2short@plt>
  movslq %ebx,%rdx
  cwtl
  lea    0x2(%rdx),%rsi
  lea    0x12(%rbp,%rdx,1),%r15
  mov    %eax,0x18(%rsp)
  mov    %rsi,(%rsp)
  test   %eax,%eax
  jle    L89
  xor    %r12d,%r12d
  mov    %r15,%r14
  nopw   0x0(%rax,%rax,1)
L30:
  movsbl (%r14),%eax
  mov    (%rsp),%rcx
  lea    0x2(%r14),%rbx
  and    $0xc0,%eax
  add    %r14,%rcx
  cmp    $0xc0,%eax
  cmovne %rcx,%rbx
  mov    %rbx,%rdi
  lea    0xa(%rbx),%r14
  call   <decode2short@plt>
  lea    0x8(%rbx),%rdi
  mov    %rax,%rbp
  call   <decode2short@plt>
  mov    %rax,%r15
  cmp    $0x1,%bp
  je     L80
  movslq %eax,%r15
  add    %r15,%r14
L45:
  add    $0x1,%r12d
  cmp    0x18(%rsp),%r12d
  jne    L30
L89:
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L74
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L80:
  mov    $0x100,%esi
  mov    %r13,%rdi
  call   <bzero@plt>
  test   %r15d,%r15d
  jle    L45
  lea    -0x1(%r15),%esi
  xor    %r15d,%r15d
  mov    %r14,0x10(%rsp)
  lea    0x24(%rsp),%rbp
  lea    0x1(%rsi),%rcx
  mov    %r12d,0x1c(%rsp)
  mov    %esi,%r14d
  mov    %r15,%r12
  mov    %rcx,0x8(%rsp)
  mov    %rsi,%r15
  jmp    L18
  nopl   0x0(%rax)
L9:
  mov    %rax,%r12
L18:
  movsbl 0xa(%rbx,%r12,1),%edx
  lea    D3(%rip),%rsi
  mov    %rbp,%rdi
  test   %edx,%edx
  movzbl %dl,%eax
  cmovle %eax,%edx
  call   <sprintf@plt>
  mov    %rbp,%rsi
  mov    %r13,%rdi
  call   <strcat@plt>
  cmp    %r12d,%r14d
  jle    L53
  lea    D5(%rip),%rsi
  mov    %r13,%rdi
  call   <strcat@plt>
L53:
  lea    0x1(%r12),%rax
  cmp    %r15,%r12
  jne    L9
  mov    0x10(%rsp),%r14
  mov    0x1c(%rsp),%r12d
  add    0x8(%rsp),%r14
  jmp    L45
L74:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D3
type_infered: string
name: extract_symbolic_data
arguments: label: D5
type_infered: string

tool: D3: %d

tool: D5: .

assistant: ```c
void decode_dns_response(char *buffer, const char *hostna, char *ip) {
  int h_len = strlen(hostna);
  char *p = buffer + 6;
  short qncount = decode2short(p);
  p = buffer + 1 + 12 + h_len + 1 + 4;
  int i;
  for (i = 0; i < qncount; i++) {
    char flag = p[0];
    if ((flag & 0xc0) == 0xc0) {
      p += 2;
    } else {
      p += 1 + h_len + 1;
    }
    short query_type = decode2short(p);
    p += 8;
    int data_len = decode2short(p);
    p += 2;
    if (query_type == 0x0001) {
      bzero(ip, 256);
      int j;
      for (j = 0; j < data_len; j++) {
        int v = p[0];
        v = v > 0 ? v : 0x0ff & v;
        char tmp[4];
        sprintf(tmp, "%d", v);
        strcat(ip, tmp);
        if (j < data_len - 1) {
          strcat(ip, ".");
        }
        p++;
      }
    } else {
      p += data_len;
    }
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<DSA_verify>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x60,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %edx,-0x38(%rbp)
  mov    %rcx,-0x48(%rbp)
  mov    %r8d,-0x4c(%rbp)
  mov    %r9,-0x58(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movq   $0x0,-0x18(%rbp)
  mov    -0x48(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  movl   $0xffffffff,-0x28(%rbp)
  movl   $0xffffffff,-0x24(%rbp)
  mov    $0x0,%eax
  call   <DSA_SIG_new@plt>
  mov    %rax,-0x20(%rbp)
  mov    -0x20(%rbp),%rax
  test   %rax,%rax
  jne    L72
  mov    -0x24(%rbp),%eax
  jmp    L32
L72:
  mov    -0x4c(%rbp),%edx
  lea    -0x10(%rbp),%rcx
  lea    -0x20(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <d2i_DSA_SIG@plt>
  test   %rax,%rax
  je     L78
  mov    -0x20(%rbp),%rax
  lea    -0x18(%rbp),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <i2d_DSA_SIG@plt>
  mov    %eax,-0x28(%rbp)
  mov    -0x28(%rbp),%eax
  cmp    -0x4c(%rbp),%eax
  jne    L55
  mov    -0x18(%rbp),%rcx
  mov    -0x28(%rbp),%edx
  mov    -0x48(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcmp@plt>
  test   %rax,%rax
  jne    L55
  mov    -0x20(%rbp),%rdx
  mov    -0x58(%rbp),%rcx
  mov    -0x38(%rbp),%esi
  mov    -0x40(%rbp),%rax
  mov    %rax,%rdi
  call   <DSA_do_verify@plt>
  mov    %eax,-0x24(%rbp)
  jmp    L84
L78:
  nop
  jmp    L84
L55:
  nop
L84:
  cmpl   $0x0,-0x28(%rbp)
  jle    L77
  mov    -0x18(%rbp),%rax
  mov    -0x28(%rbp),%edx
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <explicit_bzero@plt>
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
L77:
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <DSA_SIG_free@plt>
  mov    -0x24(%rbp),%eax
L32:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L58
  call   <__stack_chk_fail@plt>
L58:
  leave
  ret
```

assistant: ```c
int DSA_verify(int type, const unsigned char *dgst, int dgst_len, const unsigned char *sigbuf, int siglen, DSA *dsa) {
  DSA_SIG *s;
  unsigned char *der = NULL;
  const unsigned char *p = sigbuf;
  int derlen = -1;
  int ret = -1;
  s = DSA_SIG_new();
  if (s == NULL)
    return ret;
  if (d2i_DSA_SIG(&s, &p, siglen) == NULL)
    goto err;
  derlen = i2d_DSA_SIG(s, &der);
  if (derlen != siglen || memcmp(sigbuf, der, derlen))
    goto err;
  ret = DSA_do_verify(dgst, dgst_len, s, dsa);
err:
  if (derlen > 0) {
    explicit_bzero(der, derlen);
    free(der);
  }
  DSA_SIG_free(s);
  return ret;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<DSA_verify>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rsi,0x8(%rsp)
  mov    %edx,%r14d
  mov    %rcx,%rbp
  mov    %r8d,%ebx
  mov    %r9,%r15
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  movq   $0x0,0x18(%rsp)
  mov    %rcx,0x20(%rsp)
  call   <DSA_SIG_new@plt>
  mov    %rax,0x10(%rsp)
  test   %rax,%rax
  je     L80
  lea    0x20(%rsp),%rsi
  lea    0x10(%rsp),%rdi
  mov    %ebx,%edx
  call   <d2i_DSA_SIG@plt>
  mov    $0xffffffff,%r13d
  test   %rax,%rax
  je     L49
  lea    0x18(%rsp),%rsi
  mov    0x10(%rsp),%rdi
  call   <i2d_DSA_SIG@plt>
  mov    %eax,%r12d
  cmp    %eax,%ebx
  je     L17
L88:
  test   %r12d,%r12d
  jg     L40
L49:
  mov    0x10(%rsp),%rdi
  call   <DSA_SIG_free@plt>
L64:
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L57
  mov    %r13d,%eax
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L17:
  mov    %eax,%edx
  mov    0x18(%rsp),%rsi
  mov    %rbp,%rdi
  call   <memcmp@plt>
  test   %rax,%rax
  jne    L88
  mov    %r15,%rcx
  mov    0x10(%rsp),%rdx
  mov    %r14d,%esi
  mov    0x8(%rsp),%rdi
  call   <DSA_do_verify@plt>
  mov    %eax,%r13d
  jmp    L88
L40:
  mov    %r12d,%esi
  mov    0x18(%rsp),%rdi
  call   <explicit_bzero@plt>
  mov    0x18(%rsp),%rdi
  call   <free@plt>
  jmp    L49
L80:
  mov    $0xffffffff,%r13d
  jmp    L64
L57:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int DSA_verify(int type, const unsigned char *dgst, int dgst_len, const unsigned char *sigbuf, int siglen, DSA *dsa) {
  DSA_SIG *s;
  unsigned char *der = NULL;
  const unsigned char *p = sigbuf;
  int derlen = -1;
  int ret = -1;
  s = DSA_SIG_new();
  if (s == NULL)
    return ret;
  if (d2i_DSA_SIG(&s, &p, siglen) == NULL)
    goto err;
  derlen = i2d_DSA_SIG(s, &der);
  if (derlen != siglen || memcmp(sigbuf, der, derlen))
    goto err;
  ret = DSA_do_verify(dgst, dgst_len, s, dsa);
err:
  if (derlen > 0) {
    explicit_bzero(der, derlen);
    free(der);
  }
  DSA_SIG_free(s);
  return ret;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<DSA_verify>:
  endbr64
  push   %r15
  push   %r14
  mov    %r9,%r14
  push   %r13
  mov    %edx,%r13d
  push   %r12
  push   %rbp
  mov    %rcx,%rbp
  push   %rbx
  mov    %r8d,%ebx
  sub    $0x38,%rsp
  mov    %rsi,0x8(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %rcx,0x20(%rsp)
  movq   $0x0,0x18(%rsp)
  call   <DSA_SIG_new@plt>
  mov    %rax,0x10(%rsp)
  test   %rax,%rax
  je     L32
  lea    0x20(%rsp),%rsi
  lea    0x10(%rsp),%rdi
  mov    %ebx,%edx
  mov    $0xffffffff,%r12d
  call   <d2i_DSA_SIG@plt>
  test   %rax,%rax
  je     L31
  mov    0x10(%rsp),%rdi
  lea    0x18(%rsp),%rsi
  call   <i2d_DSA_SIG@plt>
  mov    %eax,%r15d
  cmp    %eax,%ebx
  je     L13
L49:
  mov    $0xffffffff,%r12d
L11:
  test   %r15d,%r15d
  jg     L44
L31:
  mov    0x10(%rsp),%rdi
  call   <DSA_SIG_free@plt>
L16:
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L56
  add    $0x38,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L44:
  mov    0x18(%rsp),%rdi
  mov    %r15d,%esi
  call   <explicit_bzero@plt>
  mov    0x18(%rsp),%rdi
  call   <free@plt>
  jmp    L31
  nopl   0x0(%rax)
L13:
  mov    0x18(%rsp),%rsi
  mov    %eax,%edx
  mov    %rbp,%rdi
  call   <memcmp@plt>
  test   %rax,%rax
  jne    L49
  mov    0x10(%rsp),%rdx
  mov    0x8(%rsp),%rdi
  mov    %r14,%rcx
  mov    %r13d,%esi
  call   <DSA_do_verify@plt>
  mov    %eax,%r12d
  jmp    L11
L32:
  mov    $0xffffffff,%r12d
  jmp    L16
L56:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int DSA_verify(int type, const unsigned char *dgst, int dgst_len, const unsigned char *sigbuf, int siglen, DSA *dsa) {
  DSA_SIG *s;
  unsigned char *der = NULL;
  const unsigned char *p = sigbuf;
  int derlen = -1;
  int ret = -1;
  s = DSA_SIG_new();
  if (s == NULL)
    return ret;
  if (d2i_DSA_SIG(&s, &p, siglen) == NULL)
    goto err;
  derlen = i2d_DSA_SIG(s, &der);
  if (derlen != siglen || memcmp(sigbuf, der, derlen))
    goto err;
  ret = DSA_do_verify(dgst, dgst_len, s, dsa);
err:
  if (derlen > 0) {
    explicit_bzero(der, derlen);
    free(der);
  }
  DSA_SIG_free(s);
  return ret;
}
```
user: Translate the below assembly code into C programming language:

```asm
<DSA_verify>:
  endbr64
  push   %r15
  push   %r14
  mov    %r9,%r14
  push   %r13
  mov    %edx,%r13d
  push   %r12
  push   %rbp
  mov    %rcx,%rbp
  push   %rbx
  mov    %r8d,%ebx
  sub    $0x38,%rsp
  mov    %rsi,0x8(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %rcx,0x20(%rsp)
  movq   $0x0,0x18(%rsp)
  call   <DSA_SIG_new@plt>
  mov    %rax,0x10(%rsp)
  test   %rax,%rax
  je     L35
  lea    0x20(%rsp),%rsi
  lea    0x10(%rsp),%rdi
  mov    %ebx,%edx
  mov    $0xffffffff,%r12d
  call   <d2i_DSA_SIG@plt>
  test   %rax,%rax
  je     L8
  mov    0x10(%rsp),%rdi
  lea    0x18(%rsp),%rsi
  call   <i2d_DSA_SIG@plt>
  mov    %eax,%r15d
  cmp    %eax,%ebx
  je     L48
L44:
  mov    $0xffffffff,%r12d
L53:
  test   %r15d,%r15d
  jg     L22
L8:
  mov    0x10(%rsp),%rdi
  call   <DSA_SIG_free@plt>
L62:
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L37
  add    $0x38,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L22:
  mov    0x18(%rsp),%rdi
  mov    %r15d,%esi
  call   <explicit_bzero@plt>
  mov    0x18(%rsp),%rdi
  call   <free@plt>
  jmp    L8
  nopl   0x0(%rax)
L48:
  mov    0x18(%rsp),%rsi
  mov    %eax,%edx
  mov    %rbp,%rdi
  call   <memcmp@plt>
  test   %rax,%rax
  jne    L44
  mov    0x10(%rsp),%rdx
  mov    0x8(%rsp),%rdi
  mov    %r14,%rcx
  mov    %r13d,%esi
  call   <DSA_do_verify@plt>
  mov    %eax,%r12d
  jmp    L53
L35:
  mov    $0xffffffff,%r12d
  jmp    L62
L37:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int DSA_verify(int type, const unsigned char *dgst, int dgst_len, const unsigned char *sigbuf, int siglen, DSA *dsa) {
  DSA_SIG *s;
  unsigned char *der = NULL;
  const unsigned char *p = sigbuf;
  int derlen = -1;
  int ret = -1;
  s = DSA_SIG_new();
  if (s == NULL)
    return ret;
  if (d2i_DSA_SIG(&s, &p, siglen) == NULL)
    goto err;
  derlen = i2d_DSA_SIG(s, &der);
  if (derlen != siglen || memcmp(sigbuf, der, derlen))
    goto err;
  ret = DSA_do_verify(dgst, dgst_len, s, dsa);
err:
  if (derlen > 0) {
    explicit_bzero(der, derlen);
    free(der);
  }
  DSA_SIG_free(s);
  return ret;
}
```