Function at 0x4491f0
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x30
mov eax, dword [0x53f5a0]
xor eax, esp
mov dword [esp + 0x2c], eax
cmp dword [esp + 0x40], 1
mov eax, dword [esp + 0x38]
push ebx
push ebp
mov ebp, dword [esp + 0x44]
push esi
mov esi, dword [esp + 0x40]
mov dword [esp + 0x14], ecx
mov ecx, eax
push edi
mov edi, edx
mov dword [esp + 0x28], ebp
mov dword [esp + 0x10], ecx
mov ebx, ebp
jne 0x44934e
cmp eax, 0x10
jb 0x4492d2
shr eax, 4
mov dword [esp + 0x14], eax
jmp 0x449240
mov edx, ebx
sub edx, edi
mov dword [esp + 0x20], edx
mov edx, esi
lea ebp, [ebx + 3]
sub edx, edi
sub ebx, esi
lea ecx, [esi + 1]
mov eax, edi
mov dword [esp + 0x24], ebx
mov dword [esp + 0x1c], 4
mov ebx, dword [esp + 0x20]
movzx ebx, byte [ebx + eax]
xor bl, byte [eax]
add eax, 4
mov byte [edx + eax - 4], bl
mov ebx, dword [esp + 0x24]
movzx ebx, byte [ebx + ecx]
xor bl, byte [eax - 3]
add ecx, 4
mov byte [ecx - 4], bl
movzx ebx, byte [eax - 2]
xor bl, byte [ebp - 1]
add ebp, 4
mov byte [ecx - 3], bl
movzx ebx, byte [eax - 1]
xor bl, byte [ebp - 4]
sub dword [esp + 0x1c], 1
mov byte [ecx - 2], bl
jne 0x449262
mov edx, dword [esp + 0x18]
push edx
push esi
mov eax, esi
call fcn.004482d0
sub dword [esp + 0x18], 0x10
mov ebx, esi
add esp, 8
add edi, 0x10
add esi, 0x10
sub dword [esp + 0x14], 1
jne 0x449240
mov ebp, dword [esp + 0x28]
mov ecx, dword [esp + 0x10]
test ecx, ecx
je 0x449335
jbe 0x449305
mov edx, ebx
sub edx, edi
mov eax, esi
mov dword [esp + 0x20], edx
sub eax, edi
mov dword [esp + 0x14], ecx
jmp 0x4492f4
mov edx, dword [esp + 0x20]
mov dl, byte [edi + edx]
xor dl, byte [edi]
inc edi
sub dword [esp + 0x14], 1
mov byte [edi + eax - 1], dl
jne 0x4492f0
cmp ecx, 0x10
jae 0x449323
mov edi, ebx
mov edx, 0x10
sub edi, esi
lea eax, [esi + ecx]
sub edx, ecx
mov cl, byte [eax + edi]
mov byte [eax], cl
inc eax
sub edx, 1
jne 0x449318
mov edx, dword [esp + 0x18]
push edx
push esi
mov eax, esi
call fcn.004482d0
add esp, 8
mov ebx, esi
mov eax, dword [ebx]
mov dword [ebp], eax
mov ecx, dword [ebx + 4]
mov dword [ebp + 4], ecx
mov edx, dword [ebx + 8]
mov dword [ebp + 8], edx
mov eax, dword [ebx + 0xc]
jmp 0x449544
cmp edi, esi
je 0x44941e
cmp eax, 0x10
jb 0x4493c0
shr eax, 4
mov dword [esp + 0x1c], eax
mov ecx, dword [esp + 0x18]
push ecx
push esi
mov eax, edi
call fcn.00448890
add esp, 8
lea ecx, [ebx + 2]
mov eax, esi
sub ebx, esi
mov dword [esp + 0x14], 4
movzx edx, byte [ebx + eax]
xor byte [eax], dl
movzx edx, byte [ecx - 1]
xor byte [eax + 1], dl
movzx edx, byte [ecx]
xor byte [eax + 2], dl
movzx edx, byte [ecx + 1]
xor byte [eax + 3], dl
add eax, 4
add ecx, 4
sub dword [esp + 0x14], 1
jne 0x449381
sub dword [esp + 0x10], 0x10
mov ebx, edi
add edi, 0x10
add esi, 0x10
sub dword [esp + 0x1c], 1
jne 0x449362
mov ecx, dword [esp + 0x10]
test ecx, ecx
je 0x449405
mov eax, dword [esp + 0x18]
push eax
lea ecx, [esp + 0x30]
push ecx
mov eax, edi
call fcn.00448890
xor ecx, ecx
add esp, 8
cmp dword [esp + 0x10], ecx
jbe 0x449403
lea edx, [esp + 0x2c]
mov eax, edx
sub ebx, edx
sub esi, eax
lea ebx, [ebx]
lea eax, [esp + ecx + 0x2c]
mov dl, byte [eax + ebx]
xor dl, byte [eax]
inc ecx
mov byte [eax + esi], dl
cmp ecx, dword [esp + 0x10]
jb 0x4493f0
mov ebx, edi
mov eax, dword [ebx]
mov dword [ebp], eax
mov ecx, dword [ebx + 4]
mov dword [ebp + 4], ecx
mov edx, dword [ebx + 8]
mov dword [ebp + 8], edx
mov eax, dword [ebx + 0xc]
jmp 0x449544
cmp eax, 0x10
jb 0x4494be
sub ebx, esi
shr eax, 4
mov dword [esp + 0x14], eax
mov edx, dword [edi + 4]
mov ecx, dword [edi]
mov eax, dword [edi + 8]
mov dword [esp + 0x30], edx
mov edx, dword [esp + 0x18]
mov dword [esp + 0x2c], ecx
mov ecx, dword [edi + 0xc]
push edx
mov dword [esp + 0x38], eax
push esi
mov eax, edi
mov dword [esp + 0x40], ecx
call fcn.00448890
add esp, 8
lea eax, [ebp + 2]
mov ecx, 4
movzx edx, byte [ebx + esi]
xor byte [esi], dl
movzx edx, byte [eax - 1]
xor byte [esi + 1], dl
movzx edx, byte [eax]
xor byte [esi + 2], dl
movzx edx, byte [eax + 1]
xor byte [esi + 3], dl
add esi, 4
add eax, 4
sub ecx, 1
jne 0x449463
mov eax, dword [esp + 0x2c]
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x34]
sub dword [esp + 0x10], 0x10
mov dword [ebp], eax
mov eax, dword [esp + 0x38]
mov dword [ebp + 4], ecx
add edi, 0x10
sub ebx, 0x10
sub dword [esp + 0x14], 1
mov dword [ebp + 8], edx
mov dword [ebp + 0xc], eax
jne 0x449430
mov ecx, dword [esp + 0x10]
test ecx, ecx
je 0x449547
mov edx, dword [edi + 4]
mov ecx, dword [edi]
mov eax, dword [edi + 8]
mov dword [esp + 0x30], edx
mov edx, dword [esp + 0x18]
mov dword [esp + 0x2c], ecx
mov ecx, dword [edi + 0xc]
push edx
mov dword [esp + 0x38], eax
push esi
lea eax, [esp + 0x34]
mov dword [esp + 0x40], ecx
call fcn.00448890
mov ecx, dword [esp + 0x18]
add esp, 8
test ecx, ecx
jbe 0x44950e
mov edi, ebp
mov eax, esi
sub edi, esi
mov edx, ecx
mov bl, byte [eax + edi]
xor byte [eax], bl
inc eax
sub edx, 1
jne 0x449503
cmp ecx, 0x10
jae 0x44952b
mov edx, 0x10
sub edx, ecx
push edx
lea eax, [esp + ecx + 0x30]
add esi, ecx
push eax
push esi
call fcn.004d33e0
add esp, 0xc
mov eax, dword [esp + 0x2c]
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x34]
mov dword [ebp], eax
mov eax, dword [esp + 0x38]
mov dword [ebp + 4], ecx
mov dword [ebp + 8], edx
mov dword [ebp + 0xc], eax
mov ecx, dword [esp + 0x3c]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004cc2b1
add esp, 0x30
ret