Function at 0x4f9620
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x1c
call fcn.0059cab0
mov ecx, dword [esp + 0x2c]
or eax, 0xffffffff
push ebx
push ebp
push esi
push edi
mov dword [esp + 0x14], eax
xor edi, edi
mov eax, dword [esp + 0x40]
mov edx, ecx
test eax, eax
mov dword [esp + 0x24], 0
push ecx
cmovne edx, eax
mov dword [esp + 0x14], edi
mov dword [esp + 0x2c], edx
call fcn.00494cd0
mov esi, dword [esp + 0x48]
mov ebp, eax
add esp, 4
test ebp, ebp
js 0x4f9947
cmp esi, 0xffffffff
jne 0x4f9676
mov esi, ebp
jmp 0x4f9689
cmp esi, 0xfffffffe
je 0x4f9684
cmp esi, 0xfffffffc
jne 0x4f96f2
mov dword [esp + 0x14], ebp
mov esi, 0xfffffffd
mov ebx, dword [esp + 0x30]
push dword [ebx + 0x14]
call fcn.0046fd40
dec eax
and eax, 7
push ebx
mov dword [esp + 0x24], eax
call fcn.004f7250
mov ebx, dword [esp + 0x3c]
add esp, 8
mov ecx, eax
mov dword [esp + 0x20], ecx
cmp dword [esp + 0x1c], edi
jne 0x4f96bf
mov byte [ebx], 0
inc ebx
dec ecx
mov dword [esp + 0x20], ecx
lea eax, [ebp + 2]
cmp ecx, eax
jge 0x4f9723
call fcn.00476d60
push str.RSA_padding_add_PKCS1_PSS_mgf1
push 0xd1
push str.crypto_rsa_rsa_pss.c
call fcn.00476e60
push 0
push 0x6e
push 4
call fcn.00476f10
add esp, 0x18
jmp 0x4f9947
jge 0x4f9689
call fcn.00476d60
push str.RSA_padding_add_PKCS1_PSS_mgf1
push 0xc6
push str.crypto_rsa_rsa_pss.c
call fcn.00476e60
push 0
push 0x88
push 4
call fcn.00476f10
add esp, 0x18
jmp 0x4f9947
mov eax, ecx
sub eax, ebp
mov dword [esp + 0x18], eax
lea ecx, [eax - 2]
cmp esi, 0xfffffffd
jne 0x4f978e
mov esi, ecx
mov ecx, dword [esp + 0x14]
test ecx, ecx
js 0x4f9743
cmp esi, ecx
jle 0x4f9743
mov esi, ecx
test esi, esi
jle 0x4f97c5
push 0xdd
push str.crypto_rsa_rsa_pss.c
push esi
call fcn.00476a70
mov edi, eax
add esp, 0xc
test edi, edi
jne 0x4f97a6
call fcn.00476d60
push str.RSA_padding_add_PKCS1_PSS_mgf1
push 0xdf
push str.crypto_rsa_rsa_pss.c
call fcn.00476e60
push edi
push 0xc0100
push 4
call fcn.00476f10
add esp, 0x18
jmp 0x4f9947
cmp esi, ecx
jle 0x4f9743
call fcn.00476d60
push str.RSA_padding_add_PKCS1_PSS_mgf1
push 0xd9
jmp 0x4f96d5
mov eax, dword [esp + 0x30]
push 0
push esi
push edi
push dword [eax + 4]
call fcn.00473a20
add esp, 0x10
test eax, eax
jle 0x4f9947
mov eax, dword [esp + 0x18]
dec eax
mov dword [esp + 0x40], eax
call fcn.00477b70
mov dword [esp + 0x10], eax
test eax, eax
je 0x4f9947
push 0
push dword [esp + 0x40]
push eax
call fcn.00477550
add esp, 0xc
test eax, eax
je 0x4f9947
push 8
push 0x6055b4
push dword [esp + 0x18]
call fcn.00477590
add esp, 0xc
test eax, eax
je 0x4f9947
push ebp
push dword [esp + 0x3c]
push dword [esp + 0x18]
call fcn.00477590
add esp, 0xc
test eax, eax
je 0x4f9947
test esi, esi
je 0x4f9840
push esi
push edi
push dword [esp + 0x18]
call fcn.00477590
add esp, 0xc
test eax, eax
je 0x4f9947
mov eax, dword [esp + 0x40]
push 0
add eax, ebx
push eax
push dword [esp + 0x18]
call fcn.00477420
add esp, 0xc
test eax, eax
je 0x4f9947
mov ecx, dword [esp + 0x40]
push dword [esp + 0x28]
push ebp
lea eax, [ecx + ebx]
push eax
push ecx
push ebx
call fcn.004f8730
add esp, 0x14
test eax, eax
jne 0x4f9947
mov ecx, dword [esp + 0x18]
sub ecx, esi
add ecx, ebx
xor byte [ecx - 2], 1
lea eax, [ecx - 2]
dec ecx
test esi, esi
jle 0x4f991e
xor edx, edx
cmp esi, 0x40
jb 0x4f9910
lea ebp, [eax + esi]
lea eax, [esi - 1]
add eax, edi
cmp ecx, eax
ja 0x4f98ab
cmp ebp, edi
jae 0x4f9910
mov eax, esi
and eax, 0x8000003f
jns 0x4f98b9
dec eax
or eax, 0xffffffc0
inc eax
mov ebp, esi
sub ebp, eax
lea eax, [edi + 0x20]
movups xmm0, xmmword [ecx]
add edx, 0x40
lea eax, [eax + 0x40]
movups xmm1, xmmword [eax - 0x60]
pxor xmm1, xmm0
movups xmmword [ecx], xmm1
movups xmm0, xmmword [ecx + 0x10]
movups xmm1, xmmword [eax - 0x50]
pxor xmm1, xmm0
movups xmmword [ecx + 0x10], xmm1
movups xmm0, xmmword [ecx + 0x20]
movups xmm1, xmmword [eax - 0x40]
pxor xmm1, xmm0
movups xmmword [ecx + 0x20], xmm1
movups xmm0, xmmword [ecx + 0x30]
movups xmm1, xmmword [eax - 0x30]
pxor xmm1, xmm0
movups xmmword [ecx + 0x30], xmm1
add ecx, 0x40
cmp edx, ebp
jl 0x4f98c0
cmp edx, esi
jge 0x4f991e
nop
mov al, byte [edx + edi]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
inc edx
cmp edx, esi
jl 0x4f9910
mov eax, dword [esp + 0x1c]
test eax, eax
je 0x4f9936
mov ecx, 8
sub ecx, eax
mov eax, 0xff
sar eax, cl
and byte [ebx], al
mov eax, dword [esp + 0x20]
mov dword [esp + 0x24], 1
mov byte [eax + ebx - 1], 0xbc
push dword [esp + 0x10]
call fcn.00477ae0
push 0x10e
push str.crypto_rsa_rsa_pss.c
push esi
push edi
call fcn.00476b50
mov eax, dword [esp + 0x38]
add esp, 0x14
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x1c
ret