Function at 0x421b60
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x50
mov eax, dword [0x45500c]
xor eax, esp
mov dword [esp + 0x4c], eax
push esi
mov esi, ecx
push edi
mov dword [esp + 0x24], esi
mov edx, dword [esi]
mov ecx, edx
mov edi, dword [esi + 0xc]
lea eax, [edx + 1]
add eax, edi
cmp edx, eax
je 0x421bbc
movaps xmm3, xmmword [0x4501b0]
xorps xmm2, xmm2
movaps xmm4, xmmword [0x4501d0]
nop dword [eax]
movups xmm0, xmmword [ecx]
movaps xmm1, xmm2
pcmpgtb xmm1, xmm0
pandn xmm1, xmm3
por xmm1, xmm4
movups xmmword [ecx], xmm1
add ecx, 0x10
cmp ecx, eax
jne 0x421ba0
movups xmm0, xmmword [edx]
movups xmmword [eax], xmm0
mov byte [edi + edx], 0xff
xor eax, eax
mov ecx, dword [esi + 0xc]
mov dword [esp + 0x14], eax
test ecx, ecx
je 0x421d14
xor edi, edi
mov dword [esp + 0xc], 0xfffffff0
mov dword [esp + 0x18], edi
mov ecx, dword [esi]
mov dword [esp + 0x2c], ecx
add ecx, eax
mov dword [esp + 0x20], ecx
cmp byte [ecx], 0xfe
jne 0x421cf4
mov eax, dword [esi + 4]
add eax, edi
mov edi, eax
cmp dword [eax + 0x14], 0x10
jb 0x421c09
mov edi, dword [eax]
mov eax, dword [eax + 0x10]
xor ecx, ecx
mov dword [esp + 0x1c], eax
mov edx, 0x811c9dc5
test eax, eax
je 0x421c35
mov esi, eax
nop dword [eax]
movzx eax, byte [ecx + edi]
inc ecx
xor eax, edx
imul edx, eax, 0x1000193
cmp ecx, esi
jb 0x421c20
mov esi, dword [esp + 0x24]
movaps xmm2, xmmword [0x4501e0]
mov eax, edx
mov ecx, 0xcc9e2d51
movaps xmm1, xmm2
mul ecx
xor edi, edi
xor edx, eax
mov eax, dword [esi + 0xc]
mov ecx, edx
mov dword [esp + 0x1c], edx
shr ecx, 7
and ecx, eax
mov dword [esp + 0x28], eax
mov eax, dword [esi]
mov edx, ecx
mov dword [esp + 0x10], ecx
movups xmm0, xmmword [eax + edx]
mov edx, dword [esp + 0x1c]
pcmpgtb xmm1, xmm0
pmovmskb eax, xmm1
test eax, eax
jne 0x421ca4
mov esi, dword [esp + 0x2c]
mov edx, dword [esp + 0x28]
add edi, 0x10
movaps xmm1, xmm2
add ecx, edi
and ecx, edx
movups xmm0, xmmword [esi + ecx]
pcmpgtb xmm1, xmm0
pmovmskb eax, xmm1
test eax, eax
je 0x421c82
mov esi, dword [esp + 0x24]
mov edx, dword [esp + 0x1c]
bsf edi, eax
mov eax, dword [esp + 0x14]
and dl, 0x7f
sub eax, dword [esp + 0x10]
add edi, ecx
and edi, dword [esi + 0xc]
mov ecx, edi
mov dword [esp + 0x28], 0
sub ecx, dword [esp + 0x10]
xor ecx, eax
and ecx, dword [esi + 0xc]
test ecx, 0xfffffff0
jne 0x421d32
mov eax, dword [esp + 0x20]
mov ecx, dword [esp + 0xc]
mov edi, dword [esp + 0x18]
mov byte [eax], dl
mov eax, dword [esi + 0xc]
and ecx, eax
and eax, 0xf
add ecx, eax
mov eax, dword [esi]
mov byte [ecx + eax + 1], dl
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0xc]
inc ecx
inc eax
add edi, 0x24
mov dword [esp + 0xc], ecx
mov ecx, dword [esi + 0xc]
mov dword [esp + 0x14], eax
mov dword [esp + 0x18], edi
cmp eax, ecx
jne 0x421be5
mov eax, ecx
shr ecx, 3
sub eax, dword [esi + 8]
sub eax, ecx
mov ecx, dword [esp + 0x54]
pop edi
mov dword [esi + 0x18], eax
pop esi
xor ecx, esp
call fcn.00424cac
mov esp, ebp
pop ebp
ret
mov eax, dword [esi]
lea ecx, [edi - 0x10]
add eax, edi
mov dword [esp + 0x20], eax
lea eax, [edi + edi*8]
mov edi, dword [esp + 0x18]
shl eax, 2
mov dword [esp + 0x10], eax
mov eax, dword [esp + 0x20]
cmp byte [eax], 0x80
mov byte [eax], dl
mov eax, dword [esi + 0xc]
jne 0x421da4
and ecx, eax
and eax, 0xf
add ecx, eax
mov eax, dword [esi]
mov byte [ecx + eax + 1], dl
mov ecx, dword [esi + 4]
mov edx, dword [esp + 0x10]
lea eax, [edi + ecx]
push eax
lea edx, [edx + ecx]
call fcn.00422060
mov eax, dword [esi]
add esp, 4
mov ecx, dword [esp + 0x14]
mov byte [ecx + eax], 0x80
mov eax, dword [esi + 0xc]
mov ecx, eax
and ecx, dword [esp + 0xc]
and eax, 0xf
add ecx, eax
mov eax, dword [esi]
mov byte [ecx + eax + 1], 0x80
mov eax, dword [esp + 0x14]
jmp 0x421cf4
and ecx, eax
and eax, 0xf
add ecx, eax
mov eax, dword [esi]
mov byte [ecx + eax + 1], dl
lea edx, [esp + 0x30]
mov eax, dword [esi + 4]
add eax, edi
push eax
call fcn.00422060
mov ecx, dword [esi + 4]
add esp, 4
mov eax, dword [esp + 0x10]
add eax, ecx
push eax
lea edx, [edi + ecx]
call fcn.00422060
mov edx, dword [esi + 4]
lea eax, [esp + 0x34]
add edx, dword [esp + 0x14]
add esp, 4
push eax
call fcn.00422060
mov eax, dword [esp + 0x18]
add esp, 4
mov ecx, dword [esp + 0xc]
dec eax
sub edi, 0x24
dec ecx
jmp 0x421cf8