Function at 0x51c130
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x68
call fcn.0054da90
mov eax, dword [0x602280]
xor eax, esp
mov dword [esp + 0x64], eax
mov eax, dword [esp + 0x6c]
mov ecx, dword [esp + 0x84]
push ebx
mov ebx, dword [esp + 0x7c]
push ebp
mov ebp, dword [esp + 0x90]
push esi
push edi
mov edi, dword [esp + 0x80]
mov dword [esp + 0x14], eax
dec edi
mov eax, dword [esp + 0x84]
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x8c]
mov dword [esp + 0x2c], ebx
mov dword [esp + 0x30], eax
mov dword [esp + 0x10], ecx
test ecx, ecx
jne 0x51c198
call fcn.004c71b0
mov ecx, eax
mov dword [esp + 0x10], eax
test ebp, ebp
push ecx
cmove ebp, ecx
mov dword [esp + 0x2c], ebp
call fcn.004ccc60
mov esi, eax
mov ecx, edi
add esp, 4
mov dword [esp + 0x18], esi
lea eax, [esi + esi]
sub ecx, eax
mov dword [esp + 0x20], ecx
dec ecx
cmp ebx, ecx
jle 0x51c1ed
push 0x3a
push str..crypto_rsa_rsa_oaep.c
push 0x6e
push 0xa0
push 4
call fcn.004c6320
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0054bf74
add esp, 0x68
ret
inc eax
cmp edi, eax
jge 0x51c21f
push 0x40
push str..crypto_rsa_rsa_oaep.c
push 0x78
push 0xa0
push 4
call fcn.004c6320
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0054bf74
add esp, 0x68
ret
mov eax, dword [esp + 0x14]
push 0
push dword [esp + 0x14]
lea ebx, [eax + 1]
mov byte [eax], 0
push 0
add ebx, esi
lea ebp, [eax + 1]
push ebx
push dword [esp + 0xa0]
mov dword [esp + 0x28], ebp
push dword [esp + 0x44]
mov dword [esp + 0x34], ebx
call fcn.004d0310
add esp, 0x18
test eax, eax
je 0x51c4ad
mov eax, dword [esp + 0x20]
sub eax, dword [esp + 0x2c]
dec eax
push eax
lea eax, [ebx + esi]
push 0
push eax
call fcn.0054dac0
mov ecx, dword [esp + 0x38]
mov eax, ebx
sub eax, ecx
sub eax, esi
push ecx
push dword [esp + 0x34]
add eax, edi
push eax
mov byte [eax - 1], 1
call fcn.0054c3e0
push esi
push ebp
call fcn.004d4c40
add esp, 0x20
test eax, eax
jle 0x51c4ad
push 0x55
sub edi, esi
push str..crypto_rsa_rsa_oaep.c
push edi
call fcn.004cb5b0
mov ebp, eax
add esp, 0xc
mov dword [esp + 0x10], ebp
test ebp, ebp
jne 0x51c2e5
push 0x57
push str..crypto_rsa_rsa_oaep.c
push 0x41
push 0xa0
push 4
call fcn.004c6320
add esp, 0x14
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0054bf74
add esp, 0x68
ret
push dword [esp + 0x28]
push esi
push dword [esp + 0x1c]
push edi
push ebp
call fcn.0051bf80
add esp, 0x14
test eax, eax
js 0x51c4a4
xor ebx, ebx
test edi, edi
jle 0x51c3c0
mov edx, dword [esp + 0x1c]
cmp edi, 0x20
jb 0x51c398
lea eax, [ebp - 1]
lea ecx, [edx - 1]
add eax, edi
add ecx, edi
cmp edx, eax
ja 0x51c329
cmp ecx, ebp
jae 0x51c398
mov eax, edi
and eax, 0x8000001f
jns 0x51c337
dec eax
or eax, 0xffffffe0
inc eax
mov ecx, edi
mov esi, ebp
sub ecx, eax
sub esi, edx
mov dword [esp + 0x24], esi
mov eax, edx
lea esi, [ebp + 0x10]
mov ebp, dword [esp + 0x24]
mov dword [esp + 0x20], esi
mov esi, dword [esp + 0x18]
mov edx, dword [esp + 0x20]
jmp 0x51c360
movdqu xmm0, xmmword [eax]
lea eax, [eax + 0x20]
movdqu xmm1, xmmword [eax + ebp - 0x20]
pxor xmm1, xmm0
movdqu xmmword [eax - 0x20], xmm1
movdqu xmm1, xmmword [edx + ebx]
add ebx, 0x20
movdqu xmm0, xmmword [eax - 0x10]
pxor xmm1, xmm0
movdqu xmmword [eax - 0x10], xmm1
cmp ebx, ecx
jl 0x51c360
mov ebp, dword [esp + 0x10]
mov edx, dword [esp + 0x1c]
cmp ebx, edi
jge 0x51c3c0
lea ecx, [ebx + edx]
mov dword [esp + 0x18], ebp
sub ebp, edx
mov edx, edi
sub edx, ebx
lea esp, [esp]
mov al, byte [ecx + ebp]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
dec edx
jne 0x51c3b0
mov ebp, dword [esp + 0x10]
push dword [esp + 0x28]
lea eax, [esp + 0x38]
push edi
push dword [esp + 0x24]
push esi
push eax
call fcn.0051bf80
add esp, 0x14
test eax, eax
js 0x51c4a4
xor edx, edx
test esi, esi
jle 0x51c483
mov ebx, dword [esp + 0x14]
cmp esi, 0x20
jb 0x51c468
lea ecx, [ebx - 1]
lea eax, [esp + esi + 0x33]
add ecx, esi
cmp ebx, eax
ja 0x51c407
lea eax, [esp + 0x34]
cmp ecx, eax
jae 0x51c468
mov eax, esi
and eax, 0x8000001f
jns 0x51c415
dec eax
or eax, 0xffffffe0
inc eax
mov ecx, esi
lea edi, [esp + 0x34]
sub ecx, eax
lea ebp, [esp + 0x44]
sub edi, ebx
mov eax, ebx
sub ebp, ebx
mov dword [esp + 0x18], ebp
mov ebp, dword [esp + 0x10]
mov ebx, dword [esp + 0x18]
movdqu xmm0, xmmword [eax]
add edx, 0x20
lea eax, [eax + 0x20]
movdqu xmm1, xmmword [edi + eax - 0x20]
pxor xmm1, xmm0
movdqu xmmword [eax - 0x20], xmm1
movdqu xmm0, xmmword [eax - 0x10]
movdqu xmm1, xmmword [ebx + eax - 0x20]
pxor xmm1, xmm0
movdqu xmmword [eax - 0x10], xmm1
cmp edx, ecx
jl 0x51c433
mov ebx, dword [esp + 0x14]
cmp edx, esi
jge 0x51c483
lea edi, [esp + 0x34]
sub edi, ebx
lea ecx, [edx + ebx]
sub esi, edx
mov al, byte [ecx + edi]
lea ecx, [ecx + 1]
xor byte [ecx - 1], al
dec esi
jne 0x51c477
push ebp
call fcn.004cb530
add esp, 4
mov eax, 1
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x64]
xor ecx, esp
call fcn.0054bf74
add esp, 0x68
ret
push ebp
call fcn.004cb530
add esp, 4
mov ecx, dword [esp + 0x74]
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0054bf74
add esp, 0x68
ret