Function at 0x551e30
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push ebp
mov ebp, dword [esp + 0x10]
push esi
push edi
mov edi, dword [ebx]
mov ebx, dword [ebx + 4]
ror edi, 0x1d
ror ebx, 0x1d
cmp dword [esp + 0x1c], 0
je 0x551f7c
add ebp, 8
mov dword [esp + 0x18], 8
nop dword [eax]
mov edx, dword [ebp - 4]
lea ebp, [ebp + 0x10]
mov esi, dword [ebp - 0x18]
xor edx, edi
ror edx, 4
xor esi, edi
mov ecx, edx
mov eax, edx
shr eax, 0xa
and eax, 0x3f
shr ecx, 0x12
and ecx, 0x3f
mov ecx, dword [ecx*4 + 0x6168d8]
xor ecx, dword [eax*4 + 0x6166d8]
mov eax, edx
shr eax, 2
and eax, 0x3f
shr edx, 0x1a
xor ecx, dword [eax*4 + 0x6164d8]
mov eax, esi
shr eax, 0x12
and eax, 0x3f
xor ecx, dword [eax*4 + 0x6167d8]
mov eax, esi
shr eax, 0xa
and eax, 0x3f
xor ecx, dword [eax*4 + 0x6165d8]
mov eax, esi
shr eax, 2
and eax, 0x3f
shr esi, 0x1a
xor ecx, dword [eax*4 + 0x6163d8]
xor ecx, dword [edx*4 + 0x616ad8]
xor ecx, dword [esi*4 + 0x6169d8]
mov edx, dword [ebp - 0xc]
xor ebx, ecx
mov esi, dword [ebp - 0x10]
xor edx, ebx
ror edx, 4
xor esi, ebx
mov ecx, edx
mov eax, edx
shr eax, 0xa
shr ecx, 0x12
and eax, 0x3f
and ecx, 0x3f
mov ecx, dword [ecx*4 + 0x6168d8]
xor ecx, dword [eax*4 + 0x6166d8]
mov eax, edx
shr eax, 2
and eax, 0x3f
shr edx, 0x1a
xor ecx, dword [eax*4 + 0x6164d8]
mov eax, esi
shr eax, 0x12
and eax, 0x3f
xor ecx, dword [eax*4 + 0x6167d8]
mov eax, esi
shr eax, 0xa
and eax, 0x3f
xor ecx, dword [eax*4 + 0x6165d8]
mov eax, esi
shr eax, 2
and eax, 0x3f
shr esi, 0x1a
xor ecx, dword [eax*4 + 0x6163d8]
xor ecx, dword [edx*4 + 0x616ad8]
xor ecx, dword [esi*4 + 0x6169d8]
xor edi, ecx
sub dword [esp + 0x18], 1
jne 0x551e60
mov eax, dword [esp + 0x14]
ror ebx, 3
ror edi, 3
mov dword [eax + 4], edi
pop edi
pop esi
pop ebp
mov dword [eax], ebx
pop ebx
ret
add ebp, 0x70
mov dword [esp + 0x18], 8
mov edx, dword [ebp + 0xc]
lea ebp, [ebp - 0x10]
mov esi, dword [ebp + 0x18]
xor edx, edi
ror edx, 4
xor esi, edi
mov ecx, edx
mov eax, edx
shr eax, 0xa
and eax, 0x3f
shr ecx, 0x12
and ecx, 0x3f
mov ecx, dword [ecx*4 + 0x6168d8]
xor ecx, dword [eax*4 + 0x6166d8]
mov eax, edx
shr eax, 2
and eax, 0x3f
shr edx, 0x1a
xor ecx, dword [eax*4 + 0x6164d8]
mov eax, esi
shr eax, 0x12
and eax, 0x3f
xor ecx, dword [eax*4 + 0x6167d8]
mov eax, esi
shr eax, 0xa
and eax, 0x3f
xor ecx, dword [eax*4 + 0x6165d8]
mov eax, esi
shr eax, 2
and eax, 0x3f
shr esi, 0x1a
xor ecx, dword [eax*4 + 0x6163d8]
xor ecx, dword [edx*4 + 0x616ad8]
xor ecx, dword [esi*4 + 0x6169d8]
mov edx, dword [ebp + 0x14]
xor ebx, ecx
mov esi, dword [ebp + 0x10]
xor edx, ebx
ror edx, 4
xor esi, ebx
mov ecx, edx
mov eax, edx
shr eax, 0xa
shr ecx, 0x12
and eax, 0x3f
and ecx, 0x3f
mov ecx, dword [ecx*4 + 0x6168d8]
xor ecx, dword [eax*4 + 0x6166d8]
mov eax, edx
shr eax, 2
and eax, 0x3f
shr edx, 0x1a
xor ecx, dword [eax*4 + 0x6164d8]
mov eax, esi
shr eax, 0x12
and eax, 0x3f
xor ecx, dword [eax*4 + 0x6167d8]
mov eax, esi
shr eax, 0xa
and eax, 0x3f
xor ecx, dword [eax*4 + 0x6165d8]
mov eax, esi
shr eax, 2
and eax, 0x3f
shr esi, 0x1a
xor ecx, dword [eax*4 + 0x6163d8]
xor ecx, dword [edx*4 + 0x616ad8]
xor ecx, dword [esi*4 + 0x6169d8]
xor edi, ecx
sub dword [esp + 0x18], 1
jne 0x551f87
mov eax, dword [esp + 0x14]
ror edi, 3
ror ebx, 3
mov dword [eax + 4], edi
pop edi
pop esi
pop ebp
mov dword [eax], ebx
pop ebx
ret