Function at 0x4ac580
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x525850
mov eax, dword fs:[0]
push eax
sub esp, 0x18
push ebx
push esi
push edi
mov eax, dword [0x5640a8]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], esp
mov dword [ebp - 0x14], ecx
mov dword [ebp - 4], 0
mov eax, dword [ebp + 0xc]
mov ecx, dword [eax + 0x14]
mov ebx, dword [eax + 0x10]
mov dword [ebp - 0x18], ecx
cmp ecx, 8
jb 0x4ac5ca
mov esi, dword [eax]
jmp 0x4ac5cc
mov esi, eax
lea edi, [ebx + ebx]
xor ecx, ecx
mov edx, 0x811c9dc5
test edi, edi
je 0x4ac5f1
nop word [eax + eax]
movzx eax, byte [esi + ecx]
inc ecx
xor eax, edx
imul edx, eax, 0x1000193
cmp ecx, edi
jb 0x4ac5e0
mov ebx, dword [ebp - 0x14]
mov eax, dword [ebx + 0x18]
mov edi, dword [ebx + 0xc]
and eax, edx
lea ecx, [eax*8]
mov eax, dword [edi + ecx]
mov dword [ebp - 0x24], ecx
mov dword [ebp - 0x1c], eax
cmp eax, dword [ebx + 4]
jne 0x4ac616
mov edi, dword [ebx + 4]
jmp 0x4ac61c
mov edi, dword [edi + ecx + 4]
mov edi, dword [edi]
cmp edi, eax
je 0x4ac679
mov edi, dword [edi + 4]
cmp dword [edi + 0x1c], 8
lea ecx, [edi + 8]
lea edx, [ecx + 0x10]
mov dword [ebp - 0x20], edx
jb 0x4ac634
mov ecx, dword [ecx]
cmp dword [ebp - 0x18], 8
jb 0x4ac641
mov ebx, dword [ebp + 0xc]
mov esi, dword [ebx]
jmp 0x4ac644
mov esi, dword [ebp + 0xc]
mov eax, dword [ebp + 0xc]
mov edx, dword [edx]
mov ebx, edx
cmp dword [eax + 0x10], edx
mov edx, eax
mov eax, dword [ebp - 0x1c]
cmovb ebx, dword [edx + 0x10]
test ebx, ebx
jne 0x4ac6c3
xor ecx, ecx
test ecx, ecx
jne 0x4ac672
mov edx, dword [ebp - 0x20]
mov esi, dword [ebp + 0xc]
mov ecx, dword [edx]
mov ebx, dword [esi + 0x10]
cmp ebx, ecx
jb 0x4ac672
jbe 0x4ac6e1
cmp edi, eax
jne 0x4ac620
mov ebx, dword [ebp - 0x14]
mov esi, dword [ebp + 0x10]
mov dword [ebp + 0xc], esi
mov eax, dword [esi]
cmp edi, eax
je 0x4ac6a6
mov ecx, dword [esi + 4]
mov dword [ecx], eax
mov ecx, dword [eax + 4]
mov dword [ecx], edi
mov ecx, dword [edi + 4]
mov dword [ecx], esi
mov ecx, dword [eax + 4]
mov edx, dword [edi + 4]
mov dword [edi + 4], ecx
mov ecx, dword [esi + 4]
mov dword [eax + 4], ecx
mov dword [esi + 4], edx
mov ecx, dword [ebx + 0xc]
mov edx, dword [ebp - 0x24]
add ecx, edx
mov eax, dword [ecx]
cmp eax, dword [ebx + 4]
jne 0x4ac727
mov dword [ecx], esi
mov eax, dword [ebx + 0xc]
mov dword [eax + edx + 4], esi
jmp 0x4ac749
mov dx, word [esi]
cmp dx, word [ecx]
jne 0x4ac6d6
add esi, 2
add ecx, 2
sub ebx, 1
jmp 0x4ac659
sbb ecx, ecx
and ecx, 0xfffffffe
inc ecx
jmp 0x4ac65d
mov esi, dword [ebp + 0x10]
mov ecx, dword [esi + 4]
mov eax, dword [esi]
mov dword [ecx], eax
mov ecx, dword [esi]
mov eax, dword [esi + 4]
mov dword [ecx + 4], eax
mov ecx, dword [ebp - 0x14]
dec dword [ecx + 8]
lea ecx, [esi + 8]
call fcn.004ad0b0
push esi
call fcn.004e1bac
mov eax, dword [ebp + 8]
add esp, 4
mov dword [eax], edi
mov byte [eax + 4], 0
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
cmp eax, edi
jne 0x4ac72f
mov dword [ecx], esi
jmp 0x4ac749
mov eax, dword [ecx + 4]
mov eax, dword [eax]
mov dword [ecx + 4], eax
cmp eax, esi
je 0x4ac749
mov ecx, dword [ebx + 0xc]
mov eax, dword [ecx + edx + 4]
mov eax, dword [eax + 4]
mov dword [ecx + edx + 4], eax
mov ecx, ebx
mov dword [ebp - 4], 2
call fcn.004ac7d0
mov eax, dword [ebp + 8]
mov dword [eax], esi
mov byte [eax + 4], 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc