Function at 0x4af990
Capabilities:
Decompress data using aplib

Disassembly:
pushal
mov esi, dword [esp + 0x24]
mov eax, dword [esp + 0x28]
mov edi, dword [esp + 0x2c]
mov ecx, dword [esp + 0x30]
push eax
push ecx
test esi, esi
je 0x4afc56
test edi, edi
je 0x4afc56
cld
xor edx, edx
sub dword [esp + 4], 1
jb 0x4afc56
mov al, byte [esi]
add esi, 1
sub dword [esp], 1
jb 0x4afc56
mov byte [edi], al
add edi, 1
mov ebx, 2
add dl, dl
jne 0x4af9f0
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
jae 0x4af9b6
add dl, dl
jne 0x4afa08
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
jae 0x4afabe
xor eax, eax
add dl, dl
jne 0x4afa26
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
jae 0x4afc0b
add dl, dl
jne 0x4afa42
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
adc eax, eax
add dl, dl
jne 0x4afa5a
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
adc eax, eax
add dl, dl
jne 0x4afa72
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
adc eax, eax
add dl, dl
jne 0x4afa8a
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
adc eax, eax
je 0x4afaa7
mov ebx, dword [esp + 0x38]
sub ebx, dword [esp]
cmp eax, ebx
ja 0x4afc56
push edi
sub edi, eax
mov al, byte [edi]
pop edi
sub dword [esp], 1
jb 0x4afc56
mov byte [edi], al
inc edi
mov ebx, 2
jmp 0x4af9da
mov eax, 1
add dl, dl
jne 0x4afad9
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
adc eax, eax
jb 0x4afc56
add dl, dl
jne 0x4afaf7
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
jb 0x4afac3
sub eax, ebx
mov ebx, 1
jne 0x4afb69
mov ecx, 1
add dl, dl
jne 0x4afb21
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
adc ecx, ecx
jb 0x4afc56
add dl, dl
jne 0x4afb3f
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
jb 0x4afb0b
push ecx
mov ecx, dword [esp + 0x3c]
sub ecx, dword [esp + 4]
cmp ebp, ecx
pop ecx
ja 0x4afc56
sub dword [esp], ecx
jb 0x4afc56
push esi
mov esi, edi
sub esi, ebp
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x4af9da
dec eax
test eax, 0xff000000
jne 0x4afc56
shl eax, 8
sub dword [esp + 4], 1
jb 0x4afc56
mov al, byte [esi]
inc esi
mov ebp, eax
mov ecx, 1
add dl, dl
jne 0x4afba3
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
adc ecx, ecx
jb 0x4afc56
add dl, dl
jne 0x4afbc1
sub dword [esp + 4], 1
jb 0x4afc56
mov dl, byte [esi]
inc esi
add dl, dl
inc dl
jb 0x4afb8d
cmp eax, 0x7d00
sbb ecx, 0xffffffff
cmp eax, 0x500
sbb ecx, 0xffffffff
cmp eax, 0x80
adc ecx, 0
cmp eax, 0x80
adc ecx, 0
push ecx
mov ecx, dword [esp + 0x3c]
sub ecx, dword [esp + 4]
cmp eax, ecx
pop ecx
ja 0x4afc56
sub dword [esp], ecx
jb 0x4afc56
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
jmp 0x4af9da
sub dword [esp + 4], 1
jb 0x4afc56
mov al, byte [esi]
inc esi
xor ecx, ecx
shr al, 1
je 0x4afc5e
adc ecx, 2
mov ebp, eax
push ecx
mov ecx, dword [esp + 0x3c]
sub ecx, dword [esp + 4]
cmp eax, ecx
pop ecx
ja 0x4afc56
sub dword [esp], ecx
jb 0x4afc56
push esi
mov esi, edi
sub esi, eax
rep movsb byte es:[edi], byte [esi]
pop esi
mov ebx, 1
jmp 0x4af9da
add esp, 8
popal
or eax, 0xffffffff
ret
add esp, 8
sub edi, dword [esp + 0x2c]
mov dword [esp + 0x1c], edi
popal
ret