Function at 0x4739da
Capabilities:
Encode data using xor

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push ebp
push esi
mov esi, dword [esp + 0x18]
mov edx, dword [ebx + 0xe8]
push edi
test edx, edx
je 0x4739fb
mov eax, dword [ebx + 0x84]
sub eax, esi
dec eax
jmp 0x4739fd
mov eax, esi
mov ebp, dword [ebx + 0xcc]
mov edi, ebp
mov ecx, dword [ebx + 0xd4]
imul edi, eax
mov eax, ecx
imul eax, dword [esp + 0x18]
add edi, eax
add edi, dword [ebx + 0xc8]
test edx, edx
je 0x473a23
neg ebp
cmp dword [ebx + 0xe0], 0
jne 0x473de7
cmp dword [ebx + 0xe4], 0
jne 0x473de7
mov eax, dword [ebx + 0xd8]
test al, 2
je 0x473a77
mov ecx, dword [esp + 0x20]
test ecx, ecx
je 0x473e0b
mov al, byte [ebx + 0xf0]
xor byte [edi + 2], al
mov al, byte [ebx + 0xf4]
xor byte [edi + 1], al
mov al, byte [ebx + 0xf8]
xor byte [edi], al
add edi, ebp
dec ecx
jne 0x473a53
jmp 0x473e0b
test eax, 0x100
je 0x473ab7
mov ecx, dword [esp + 0x20]
test ecx, ecx
je 0x473e0b
mov al, byte [ebx + 0xf0]
mov byte [edi + 2], al
mov al, byte [ebx + 0xf4]
mov byte [edi + 1], al
mov al, byte [ebx + 0xf8]
mov byte [edi], al
mov al, byte [ebx + 0xfc]
mov byte [edi + 3], al
add edi, ebp
dec ecx
jne 0x473a8a
jmp 0x473e0b
test al, 8
je 0x473ae3
cmp ecx, 4
jne 0x473e0b
mov ecx, dword [esp + 0x20]
test ecx, ecx
je 0x473e0b
mov al, byte [ebx + 0xfc]
mov byte [edi + 3], al
add edi, ebp
dec ecx
jne 0x473ad0
jmp 0x473e0b
test al, 0x10
je 0x473c92
cmp ecx, 4
jne 0x473c34
mov eax, dword [esp + 0x20]
jmp 0x473c23
movzx edx, byte [edi + 3]
mov ecx, dword [ebx + 0xfc]
mov dword [esp + 0x18], edx
test ecx, ecx
jne 0x473b15
movzx eax, byte [edi + 2]
jmp 0x473b56
test edx, edx
jne 0x473b24
mov eax, dword [ebx + 0xf0]
cdq
idiv ecx
jmp 0x473b52
mov esi, dword [ebx + 0x100]
movzx eax, byte [edi + 2]
imul ecx, dword [ebx + 0xf0], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
cdq
add esi, ecx
idiv esi
mov edx, dword [esp + 0x18]
mov byte [edi + 2], al
mov ecx, dword [ebx + 0xfc]
test ecx, ecx
jne 0x473b69
movzx eax, byte [edi + 1]
jmp 0x473ba6
test edx, edx
jne 0x473b78
mov eax, dword [ebx + 0xf4]
cdq
idiv ecx
jmp 0x473ba6
mov esi, dword [ebx + 0x100]
movzx eax, byte [edi + 1]
imul ecx, dword [ebx + 0xf4], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
cdq
add esi, ecx
idiv esi
mov byte [edi + 1], al
mov ecx, dword [ebx + 0xfc]
test ecx, ecx
jne 0x473bb8
movzx eax, byte [edi]
jmp 0x473bf8
mov edx, dword [esp + 0x18]
test edx, edx
jne 0x473bcb
mov eax, dword [ebx + 0xf8]
cdq
idiv ecx
jmp 0x473bf8
mov esi, dword [ebx + 0x100]
movzx eax, byte [edi]
imul ecx, dword [ebx + 0xf8], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
cdq
add esi, ecx
idiv esi
mov byte [edi], al
imul ecx, dword [ebx + 0xfc], 0xff
mov eax, dword [ebx + 0x100]
imul eax, dword [esp + 0x18]
add eax, ecx
mov ecx, 0xff
cdq
idiv ecx
mov byte [edi + 3], al
mov eax, dword [esp + 0x14]
dec eax
add edi, ebp
mov dword [esp + 0x14], eax
test eax, eax
jne 0x473afd
jmp 0x473e0b
mov ecx, dword [esp + 0x20]
test ecx, ecx
je 0x473e0b
mov esi, 0xff
movzx eax, byte [edi + 2]
imul eax, dword [ebx + 0x100]
add eax, dword [ebx + 0xf0]
cdq
idiv esi
mov byte [edi + 2], al
movzx eax, byte [edi + 1]
imul eax, dword [ebx + 0x100]
add eax, dword [ebx + 0xf4]
cdq
idiv esi
mov byte [edi + 1], al
movzx eax, byte [edi]
imul eax, dword [ebx + 0x100]
add eax, dword [ebx + 0xf8]
cdq
idiv esi
mov byte [edi], al
add edi, ebp
dec ecx
jne 0x473c45
jmp 0x473e0b
test al, 0x20
je 0x473dbe
cmp ecx, 4
jne 0x473dbe
mov eax, dword [esp + 0x20]
jmp 0x473db0
movzx edx, byte [edi + 3]
mov ecx, dword [ebx + 0xfc]
mov dword [esp + 0x18], edx
test ecx, ecx
jne 0x473cc4
movzx eax, byte [edi + 2]
jmp 0x473d05
test edx, edx
jne 0x473cd3
mov eax, dword [ebx + 0xf0]
cdq
idiv ecx
jmp 0x473d01
mov esi, dword [ebx + 0x100]
movzx eax, byte [edi + 2]
imul ecx, dword [ebx + 0xf0], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
cdq
add esi, ecx
idiv esi
mov edx, dword [esp + 0x18]
mov byte [edi + 2], al
mov ecx, dword [ebx + 0xfc]
test ecx, ecx
jne 0x473d18
movzx eax, byte [edi + 1]
jmp 0x473d55
test edx, edx
jne 0x473d27
mov eax, dword [ebx + 0xf4]
cdq
idiv ecx
jmp 0x473d55
mov esi, dword [ebx + 0x100]
movzx eax, byte [edi + 1]
imul ecx, dword [ebx + 0xf4], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
cdq
add esi, ecx
idiv esi
mov byte [edi + 1], al
mov ecx, dword [ebx + 0xfc]
test ecx, ecx
jne 0x473d67
movzx eax, byte [edi]
jmp 0x473da7
mov edx, dword [esp + 0x18]
test edx, edx
jne 0x473d7a
mov eax, dword [ebx + 0xf8]
cdq
idiv ecx
jmp 0x473da7
mov esi, dword [ebx + 0x100]
movzx eax, byte [edi]
imul ecx, dword [ebx + 0xf8], 0xff
imul eax, esi
imul esi, edx
imul eax, edx
add eax, ecx
imul ecx, dword [ebx + 0xfc], 0xff
cdq
add esi, ecx
idiv esi
mov byte [edi], al
mov eax, dword [esp + 0x14]
dec eax
add edi, ebp
mov dword [esp + 0x14], eax
test eax, eax
jne 0x473cac
jmp 0x473e0b
mov ecx, dword [esp + 0x20]
test ecx, ecx
je 0x473e0b
mov al, byte [ebx + 0xf0]
mov byte [edi + 2], al
mov al, byte [ebx + 0xf4]
mov byte [edi + 1], al
mov al, byte [ebx + 0xf8]
mov byte [edi], al
add edi, ebp
dec ecx
jne 0x473dc6
jmp 0x473e0b
mov eax, dword [esp + 0x20]
mov dword [esp + 0x14], eax
test eax, eax
je 0x473e0b
push edi
push esi
push dword [esp + 0x20]
push ebx
call fcn.0047350c
add esp, 0x10
add edi, ebp
inc esi
dec dword [esp + 0x14]
jne 0x473df3
pop edi
pop esi
pop ebp
pop ebx
ret