Function at 0x10021270
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x1fffffff
sub esp, 0x10
bsr ecx, eax
push ebx
push esi
mov esi, 1
mov eax, esi
shl eax, cl
mov ecx, dword [ebp + 8]
push edi
cmp ecx, eax
jbe 0x1002129c
push str.invalid_hash_bucket_count
call dword [sym.imp.MSVCP140.dll_void___cdecl_std::_Xlength_error_char_const__]
lea eax, [ecx - 1]
or eax, 1
bsr ecx, eax
mov eax, dword [0x101c9a38]
push eax
mov dword [ebp - 8], eax
lea ecx, [ecx + 1]
shl esi, cl
mov ecx, 0x101c9a40
lea eax, [esi + esi]
push eax
call fcn.10014500
mov edi, dword [0x101c9a38]
lea eax, [esi - 1]
mov ecx, dword [ebp - 8]
mov dword [0x101c9a4c], eax
mov dword [0x101c9a50], esi
mov edi, dword [edi]
mov eax, edi
cmp edi, ecx
je 0x10021427
cmp dword [edi + 0x1c], 0x10
lea ebx, [edi + 8]
mov eax, dword [eax]
mov edx, dword [ebx + 0x10]
mov dword [ebp - 4], eax
mov dword [ebp - 0x10], edx
mov dword [ebp - 0xc], ebx
jb 0x10021300
mov edx, dword [ebx]
mov dword [ebp - 0xc], edx
xor esi, esi
mov edx, 0x811c9dc5
cmp dword [ebx + 0x10], esi
jbe 0x10021334
mov ebx, dword [ebp - 0xc]
mov ecx, edx
mov eax, dword [ebp - 0x10]
movzx edx, byte [esi + ebx]
inc esi
xor edx, ecx
imul ecx, edx, 0x1000193
cmp esi, eax
jb 0x10021314
mov eax, dword [ebp - 4]
lea ebx, [edi + 8]
mov dword [ebp + 8], ecx
mov ecx, dword [ebp - 8]
mov edx, dword [ebp + 8]
and edx, dword [0x101c9a4c]
mov dword [ebp + 8], edx
mov esi, dword [ebp + 8]
mov edx, dword [0x101c9a40]
lea edx, [edx + esi*8]
mov esi, dword [edx]
mov dword [ebp - 0x10], edx
mov dword [ebp - 0xc], esi
cmp esi, ecx
jne 0x1002135f
mov dword [edx], edi
mov dword [edx + 4], edi
jmp 0x1002141d
mov esi, dword [edx + 4]
cmp dword [esi + 0x1c], 0x10
lea eax, [esi + 8]
mov edx, dword [eax + 0x10]
jb 0x10021370
mov eax, dword [eax]
cmp dword [ebx + 0x14], 0x10
mov ecx, ebx
jb 0x1002137a
mov ecx, dword [ebx]
push edx
mov edx, dword [ebx + 0x10]
push eax
call fcn.10016380
add esp, 8
test al, al
je 0x100213b4
mov ebx, dword [esi]
mov eax, dword [ebp - 4]
cmp ebx, edi
je 0x100213ac
mov esi, dword [edi + 4]
mov dword [esi], eax
mov edx, dword [eax + 4]
mov dword [edx], ebx
mov ecx, dword [ebx + 4]
mov dword [ecx], edi
mov dword [ebx + 4], edx
mov dword [eax + 4], esi
mov dword [edi + 4], ecx
mov ecx, dword [ebp - 0x10]
mov dword [ecx + 4], edi
jmp 0x1002141a
mov ecx, esi
mov dword [ebp + 8], ecx
cmp dword [ebp - 0xc], esi
je 0x100213f7
nop
mov esi, dword [esi + 4]
cmp dword [esi + 0x1c], 0x10
lea eax, [esi + 8]
mov edx, dword [eax + 0x10]
mov dword [ebp + 8], esi
jb 0x100213d4
mov eax, dword [eax]
cmp dword [ebx + 0x14], 0x10
mov ecx, ebx
jb 0x100213de
mov ecx, dword [ebx]
push edx
mov edx, dword [ebx + 0x10]
push eax
call fcn.10016380
add esp, 8
test al, al
jne 0x10021430
cmp dword [ebp - 0xc], esi
jne 0x100213c0
mov ecx, dword [ebp + 8]
mov esi, dword [edi + 4]
mov eax, dword [ebp - 4]
mov ebx, dword [ebp + 8]
mov dword [esi], eax
mov edx, dword [eax + 4]
mov dword [edx], ecx
mov ecx, dword [ecx + 4]
mov dword [ecx], edi
mov dword [ebx + 4], edx
mov dword [eax + 4], esi
mov dword [edi + 4], ecx
mov ecx, dword [ebp - 0x10]
mov dword [ecx], edi
mov ecx, dword [ebp - 8]
mov edi, eax
cmp eax, ecx
jne 0x100212e4
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov ebx, dword [esi]
mov esi, dword [edi + 4]
mov eax, dword [ebp - 4]
mov dword [esi], eax
mov edx, dword [eax + 4]
mov dword [edx], ebx
mov ecx, dword [ebx + 4]
mov dword [ecx], edi
mov dword [ebx + 4], edx
mov dword [eax + 4], esi
mov dword [edi + 4], ecx
jmp 0x1002141a