Function at 0x51a650
Capabilities:
Encode data using xor

Disassembly:
mov eax, 0x20
call fcn.00655180
push ebp
mov ebp, dword [esp + 0x34]
xor ecx, ecx
push esi
mov esi, dword [esp + 0x2c]
mov eax, dword [esi + 0x174]
mov dword [esp + 0x24], eax
mov eax, dword [esi + 0x178]
mov dword [esp + 0x20], eax
mov eax, ebp
add eax, dword [esi + 0x38]
adc ecx, dword [esi + 0x3c]
cmp ecx, 0xf
ja 0x51aa00
jb 0x51a696
cmp eax, 0xffffffe0
ja 0x51aa00
cmp dword [esi + 0x170], 0
lea edx, [esi + 0x40]
push ebx
mov dword [esi + 0x3c], ecx
mov ecx, dword [esi + 0x16c]
push edi
mov dword [esi + 0x38], eax
mov dword [esp + 0x10], ecx
mov dword [esp + 0x18], edx
je 0x51a93c
test ebp, ebp
jne 0x51a6e0
lea eax, [esi + 0x60]
push eax
mov eax, dword [esi + 0x168]
push edx
call eax
add esp, 8
mov dword [esi + 0x170], ebp
xor eax, eax
pop edi
pop ebx
pop esi
pop ebp
add esp, 0x20
ret
movups xmm0, xmmword [edx]
lea eax, [esi + 0x17c]
mov dword [esp + 0x10], 0x10
mov dword [esp + 0x20], eax
movups xmmword [eax], xmm0
mov dword [edx], 0
mov dword [edx + 4], 0
lea edx, [esi + 0xc]
mov dword [esi + 0x48], 0
mov dword [esi + 0x4c], 0
mov eax, dword [edx]
bswap eax
mov dword [esi + 0x170], 0
mov dword [esp + 0x14], eax
mov dword [esp + 0x1c], 0
mov ebx, dword [esp + 0x3c]
lea ecx, [esi + 0x60]
mov edi, dword [esp + 0x38]
mov dword [esp + 0x24], ecx
cmp ebp, 0x10
jb 0x51a76c
mov eax, dword [esp + 0x10]
test eax, eax
je 0x51a76c
push eax
push dword [esp + 0x24]
mov eax, dword [esi + 0x164]
push ecx
push dword [esp + 0x24]
call eax
add esp, 0x10
mov dword [esp + 0x10], 0
lea edx, [esi + 0xc]
cmp ebp, 0xc00
jb 0x51a81e
mov eax, 0xaaaaaaab
mul ebp
shr edx, 0xb
mov dword [esp + 0x20], edx
push 0xc00
push edi
lea eax, [esi + 0x60]
push eax
push dword [esp + 0x24]
mov eax, dword [esi + 0x164]
call eax
mov ebp, dword [esp + 0x24]
add esp, 0x10
mov dword [esp + 0x24], 0xc0
nop dword [eax + eax]
push dword [esp + 0x28]
lea eax, [esi + 0x10]
push eax
push esi
call dword [esp + 0x38]
inc ebp
add esp, 0xc
mov eax, ebp
bswap eax
mov dword [esi + 0xc], eax
mov eax, dword [edi]
xor eax, dword [esi + 0x10]
mov dword [ebx], eax
mov eax, dword [edi + 4]
xor eax, dword [esi + 0x14]
mov dword [ebx + 4], eax
mov eax, dword [edi + 8]
xor eax, dword [esi + 0x18]
mov dword [ebx + 8], eax
mov eax, dword [edi + 0xc]
add edi, 0x10
xor eax, dword [esi + 0x1c]
mov dword [ebx + 0xc], eax
add ebx, 0x10
sub dword [esp + 0x24], 1
jne 0x51a7b0
mov dword [esp + 0x14], ebp
mov ebp, dword [esp + 0x40]
sub ebp, 0xc00
sub dword [esp + 0x20], 1
mov dword [esp + 0x40], ebp
jne 0x51a786
lea eax, [esi + 0x60]
mov dword [esp + 0x24], eax
lea edx, [esi + 0xc]
mov eax, dword [esp + 0x18]
mov ecx, ebp
mov dword [esp + 0x40], edx
and ecx, 0xfffffff0
je 0x51a8b6
push ecx
mov ecx, dword [esp + 0x28]
push edi
push ecx
push eax
mov eax, dword [esi + 0x164]
call eax
add esp, 0x10
lea eax, [esi + 0xc]
mov dword [esp + 0x40], eax
cmp ebp, 0x10
jb 0x51a8b6
mov eax, ebp
lea ecx, [esi + 0x10]
shr eax, 4
mov dword [esp + 0x40], eax
nop dword [eax]
push dword [esp + 0x28]
push ecx
push esi
call dword [esp + 0x38]
mov eax, dword [esp + 0x20]
lea ecx, [esi + 0x10]
inc eax
add esp, 0xc
mov dword [esp + 0x14], eax
sub ebp, 0x10
bswap eax
mov dword [esi + 0xc], eax
mov eax, dword [edi]
xor eax, dword [ecx]
mov dword [ebx], eax
mov eax, dword [edi + 4]
xor eax, dword [esi + 0x14]
mov dword [ebx + 4], eax
mov eax, dword [edi + 8]
xor eax, dword [esi + 0x18]
mov dword [ebx + 8], eax
mov eax, dword [edi + 0xc]
add edi, 0x10
xor eax, dword [esi + 0x1c]
mov dword [ebx + 0xc], eax
add ebx, 0x10
sub dword [esp + 0x40], 1
jne 0x51a860
lea eax, [esi + 0xc]
mov dword [esp + 0x40], eax
test ebp, ebp
je 0x51a928
push dword [esp + 0x28]
lea eax, [esi + 0x10]
push eax
push esi
call dword [esp + 0x38]
mov ecx, dword [esp + 0x4c]
add esp, 0xc
mov eax, dword [esp + 0x14]
sub edi, ebx
inc eax
bswap eax
mov dword [ecx], eax
mov eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x10]
lea edx, [eax + ebx]
add eax, 0x10
add eax, esi
mov dword [esp + 0x2c], eax
lea eax, [esi + 0x17c]
mov esi, dword [esp + 0x2c]
add eax, ecx
add ecx, ebp
mov dword [esp + 0x40], eax
mov dword [esp + 0x10], ecx
mov cl, byte [edi + edx]
lea esi, [esi + 1]
mov byte [eax], cl
lea edx, [edx + 1]
mov al, byte [esi - 1]
xor al, cl
mov byte [edx - 1], al
mov eax, dword [esp + 0x40]
inc eax
mov dword [esp + 0x40], eax
sub ebp, 1
jne 0x51a903
mov esi, dword [esp + 0x34]
mov eax, dword [esp + 0x10]
pop edi
pop ebx
mov dword [esi + 0x16c], eax
xor eax, eax
pop esi
pop ebp
add esp, 0x20
ret
lea eax, [esi + 0x17c]
mov dword [esp + 0x18], edx
mov dword [esp + 0x20], eax
lea edx, [esi + 0xc]
mov eax, dword [edx]
bswap eax
mov dword [esp + 0x14], eax
mov eax, ecx
and eax, 0xf
mov dword [esp + 0x1c], eax
je 0x51a730
mov ebx, dword [esp + 0x3c]
lea edx, [esi + 0x17c]
mov edi, dword [esp + 0x38]
add edx, ecx
test ebp, ebp
je 0x51a9f0
mov cl, byte [edi]
dec ebp
mov byte [edx], cl
inc edi
mov al, byte [eax + esi + 0x10]
inc edx
xor al, cl
mov ecx, dword [esp + 0x10]
mov byte [ebx], al
inc ecx
mov eax, dword [esp + 0x1c]
inc ebx
inc eax
mov dword [esp + 0x10], ecx
and eax, 0xf
mov dword [esp + 0x1c], eax
jne 0x51a974
push ecx
lea edx, [esi + 0x17c]
lea eax, [esi + 0x60]
mov dword [esp + 0x24], edx
push edx
mov dword [esp + 0x2c], eax
lea ecx, [esi + 0x60]
lea eax, [esi + 0x40]
push ecx
mov dword [esp + 0x24], eax
push eax
mov eax, dword [esi + 0x164]
call eax
mov ecx, dword [esp + 0x2c]
lea edx, [esi + 0xc]
mov eax, dword [esp + 0x24]
add esp, 0x10
mov dword [esp + 0x1c], ecx
lea ecx, [esi + 0x60]
mov dword [esp + 0x10], 0
mov dword [esp + 0x40], ebp
mov dword [esp + 0x14], eax
jmp 0x51a73f
pop edi
pop ebx
mov dword [esi + 0x16c], ecx
xor eax, eax
pop esi
pop ebp
add esp, 0x20
ret
pop esi
or eax, 0xffffffff
pop ebp
add esp, 0x20
ret