Function at 0x51de10
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x7802a0
mov eax, dword fs:[0]
push eax
sub esp, 0x18
push ebx
push esi
push edi
mov eax, dword [0x88bba0]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], esp
mov edi, ecx
mov dword [ebp - 0x14], edi
mov eax, dword [ebp + 0xc]
mov dword [ebp - 4], 0
mov ecx, dword [eax + 0x14]
mov ebx, dword [eax + 0x10]
mov dword [ebp - 0x18], ebx
mov dword [ebp - 0x20], ecx
cmp ecx, 0x10
jb 0x51de5f
mov esi, dword [eax]
jmp 0x51de61
mov esi, eax
xor ecx, ecx
mov edx, 0x811c9dc5
test ebx, ebx
je 0x51de81
lea esp, [esp]
movzx eax, byte [esi + ecx]
inc ecx
xor eax, edx
imul edx, eax, 0x1000193
cmp ecx, ebx
jb 0x51de70
mov esi, dword [edi + 0x14]
mov ecx, esi
and ecx, edx
cmp dword [edi + 0x18], ecx
ja 0x51de96
shr esi, 1
or eax, 0xffffffff
sub eax, esi
add ecx, eax
mov eax, dword [ebp - 0x14]
mov edi, dword [edi]
shl ecx, 3
mov dword [ebp - 0x24], ecx
mov eax, dword [eax + 8]
add ecx, eax
mov eax, dword [ecx]
cmp edi, eax
je 0x51df8d
mov edi, dword [ecx + 4]
mov edi, dword [edi]
cmp edi, eax
je 0x51df8d
mov edi, dword [edi + 4]
cmp dword [edi + 0x1c], 0x10
lea edx, [edi + 8]
mov ecx, dword [edx + 0x10]
mov dword [ebp - 0x1c], ecx
jb 0x51ded1
mov edx, dword [edx]
cmp dword [ebp - 0x20], 0x10
mov ebx, dword [ebp + 0xc]
jb 0x51dedc
mov ebx, dword [ebx]
mov esi, ecx
mov ecx, dword [ebp - 0x18]
cmp ecx, dword [ebp - 0x1c]
cmovb esi, ecx
test esi, esi
je 0x51df45
sub esi, 4
jb 0x51df01
mov ecx, dword [ebx]
cmp ecx, dword [edx]
jne 0x51df06
add ebx, 4
add edx, 4
sub esi, 4
jae 0x51def0
cmp esi, 0xfffffffc
je 0x51df3a
mov cl, byte [ebx]
cmp cl, byte [edx]
jne 0x51df33
cmp esi, 0xfffffffd
je 0x51df3a
mov cl, byte [ebx + 1]
cmp cl, byte [edx + 1]
jne 0x51df33
cmp esi, 0xfffffffe
je 0x51df3a
mov cl, byte [ebx + 2]
cmp cl, byte [edx + 2]
jne 0x51df33
cmp esi, 0xffffffff
je 0x51df3a
mov cl, byte [ebx + 3]
cmp cl, byte [edx + 3]
je 0x51df3a
sbb ecx, ecx
or ecx, 1
jmp 0x51df3c
xor ecx, ecx
test ecx, ecx
je 0x51df45
mov ebx, dword [ebp - 0x18]
jmp 0x51df5b
mov ebx, dword [ebp - 0x18]
mov edx, dword [ebp - 0x1c]
cmp ebx, edx
jae 0x51df54
or ecx, 0xffffffff
jmp 0x51df5b
xor ecx, ecx
cmp ebx, edx
setne cl
test ecx, ecx
sete cl
test cl, cl
sete cl
test cl, cl
jne 0x51deb5
cmp dword [ebp - 0x20], 0x10
lea ecx, [edi + 8]
mov eax, dword [ebp + 0xc]
jb 0x51df7b
mov eax, dword [eax]
push ebx
push eax
push dword [ecx + 0x10]
push 0
call fcn.0040ecd0
test eax, eax
je 0x51dfda
mov edi, dword [edi]
mov esi, dword [ebp + 0x10]
mov dword [ebp - 4], 0xffffffff
mov eax, dword [esi]
cmp edi, eax
je 0x51dfbe
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 edx, dword [ebp - 0x14]
mov ebx, dword [ebp - 0x24]
mov ecx, dword [edx + 8]
add ecx, ebx
mov eax, dword [ecx]
cmp eax, dword [edx]
jne 0x51e016
mov dword [ecx], esi
mov eax, dword [edx + 8]
mov dword [eax + ebx + 4], esi
jmp 0x51e038
push dword [ebp + 0x10]
mov ecx, dword [ebp - 0x14]
call fcn.00521b80
mov eax, dword [ebp + 8]
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 0x51e01e
mov dword [ecx], esi
jmp 0x51e038
mov eax, dword [ecx + 4]
mov eax, dword [eax]
mov dword [ecx + 4], eax
cmp eax, esi
je 0x51e038
mov ecx, dword [edx + 8]
mov eax, dword [ecx + ebx + 4]
mov eax, dword [eax + 4]
mov dword [ecx + ebx + 4], eax
mov ecx, edx
call fcn.00521ac0
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