Function at 0x42e233
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 0x42e254
mov eax, dword [ebx + 0x84]
sub eax, esi
dec eax
jmp 0x42e256
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 0x42e27c
neg ebp
cmp dword [ebx + 0xe0], 0
jne 0x42e640
cmp dword [ebx + 0xe4], 0
jne 0x42e640
mov eax, dword [ebx + 0xd8]
test al, 2
je 0x42e2d0
mov ecx, dword [esp + 0x20]
test ecx, ecx
je 0x42e664
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 0x42e2ac
jmp 0x42e664
test eax, 0x100
je 0x42e310
mov ecx, dword [esp + 0x20]
test ecx, ecx
je 0x42e664
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 0x42e2e3
jmp 0x42e664
test al, 8
je 0x42e33c
cmp ecx, 4
jne 0x42e664
mov ecx, dword [esp + 0x20]
test ecx, ecx
je 0x42e664
mov al, byte [ebx + 0xfc]
mov byte [edi + 3], al
add edi, ebp
dec ecx
jne 0x42e329
jmp 0x42e664
test al, 0x10
je 0x42e4eb
cmp ecx, 4
jne 0x42e48d
mov eax, dword [esp + 0x20]
jmp 0x42e47c
movzx edx, byte [edi + 3]
mov ecx, dword [ebx + 0xfc]
mov dword [esp + 0x18], edx
test ecx, ecx
jne 0x42e36e
movzx eax, byte [edi + 2]
jmp 0x42e3af
test edx, edx
jne 0x42e37d
mov eax, dword [ebx + 0xf0]
cdq
idiv ecx
jmp 0x42e3ab
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 0x42e3c2
movzx eax, byte [edi + 1]
jmp 0x42e3ff
test edx, edx
jne 0x42e3d1
mov eax, dword [ebx + 0xf4]
cdq
idiv ecx
jmp 0x42e3ff
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 0x42e411
movzx eax, byte [edi]
jmp 0x42e451
mov edx, dword [esp + 0x18]
test edx, edx
jne 0x42e424
mov eax, dword [ebx + 0xf8]
cdq
idiv ecx
jmp 0x42e451
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 0x42e356
jmp 0x42e664
mov ecx, dword [esp + 0x20]
test ecx, ecx
je 0x42e664
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 0x42e49e
jmp 0x42e664
test al, 0x20
je 0x42e617
cmp ecx, 4
jne 0x42e617
mov eax, dword [esp + 0x20]
jmp 0x42e609
movzx edx, byte [edi + 3]
mov ecx, dword [ebx + 0xfc]
mov dword [esp + 0x18], edx
test ecx, ecx
jne 0x42e51d
movzx eax, byte [edi + 2]
jmp 0x42e55e
test edx, edx
jne 0x42e52c
mov eax, dword [ebx + 0xf0]
cdq
idiv ecx
jmp 0x42e55a
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 0x42e571
movzx eax, byte [edi + 1]
jmp 0x42e5ae
test edx, edx
jne 0x42e580
mov eax, dword [ebx + 0xf4]
cdq
idiv ecx
jmp 0x42e5ae
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 0x42e5c0
movzx eax, byte [edi]
jmp 0x42e600
mov edx, dword [esp + 0x18]
test edx, edx
jne 0x42e5d3
mov eax, dword [ebx + 0xf8]
cdq
idiv ecx
jmp 0x42e600
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 0x42e505
jmp 0x42e664
mov ecx, dword [esp + 0x20]
test ecx, ecx
je 0x42e664
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 0x42e61f
jmp 0x42e664
mov eax, dword [esp + 0x20]
mov dword [esp + 0x14], eax
test eax, eax
je 0x42e664
push edi
push esi
push dword [esp + 0x20]
push ebx
call fcn.0042dd65
add esp, 0x10
add edi, ebp
inc esi
dec dword [esp + 0x14]
jne 0x42e64c
pop edi
pop esi
pop ebp
pop ebx
ret