Function at 0x100213a0
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
sub esp, 0x14
mov edx, dword [esp + 0x18]
mov eax, 0x1fffffff
push ebx
mov ebx, ecx
bsr ecx, eax
push esi
mov esi, 1
mov dword [esp + 0x18], ebx
mov eax, esi
shl eax, cl
cmp edx, eax
ja 0x1002156a
lea eax, [edx - 1]
or eax, esi
bsr ecx, eax
mov eax, dword [ebx + 4]
push edi
push eax
mov dword [esp + 0x28], eax
lea ecx, [ecx + 1]
shl esi, cl
lea ecx, [ebx + 0xc]
lea eax, [esi + esi]
push eax
call fcn.10004560
mov ecx, dword [esp + 0x24]
lea eax, [esi - 1]
mov dword [ebx + 0x18], eax
mov dword [ebx + 0x1c], esi
mov edi, dword [ebx + 4]
mov edi, dword [edi]
mov eax, edi
cmp edi, ecx
je 0x10021541
push ebp
cmp dword [edi + 0x1c], 0x10
lea ebx, [edi + 8]
mov eax, dword [eax]
mov dword [esp + 0x10], eax
mov dword [esp + 0x14], ebx
jb 0x10021420
mov edx, dword [ebx]
mov dword [esp + 0x14], edx
xor esi, esi
mov ebp, 0x811c9dc5
cmp dword [ebx + 0x10], esi
jbe 0x10021446
mov ecx, dword [esp + 0x14]
movzx edx, byte [esi + ecx]
inc esi
xor edx, ebp
imul ebp, edx, 0x1000193
cmp esi, dword [ebx + 0x10]
jb 0x10021430
mov ecx, dword [esp + 0x28]
mov edx, dword [esp + 0x20]
mov esi, dword [edx + 0x18]
mov edx, dword [edx + 0xc]
and esi, ebp
mov ebp, dword [edx + esi*8]
mov dword [esp + 0x18], ebp
lea edx, [edx + esi*8]
mov dword [esp + 0x1c], edx
cmp ebp, ecx
jne 0x1002146e
mov dword [edx], edi
mov dword [edx + 4], edi
jmp 0x10021536
mov esi, dword [edx + 4]
cmp dword [esi + 0x1c], 0x10
lea eax, [esi + 8]
mov edx, dword [eax + 0x10]
jb 0x1002147f
mov eax, dword [eax]
cmp dword [ebx + 0x14], 0x10
mov ecx, ebx
jb 0x10021489
mov ecx, dword [ebx]
mov ebp, dword [ebx + 0x10]
push edx
push eax
push ebp
push ecx
call fcn.100201e0
add esp, 0x10
test al, al
je 0x100214c7
mov ebx, dword [esi]
mov eax, dword [esp + 0x10]
cmp ebx, edi
je 0x100214be
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 [esp + 0x1c]
mov dword [ecx + 4], edi
jmp 0x10021532
mov ecx, esi
mov dword [esp + 0x14], ecx
cmp dword [esp + 0x18], esi
je 0x1002150c
mov esi, dword [esi + 4]
cmp dword [esi + 0x1c], 0x10
lea eax, [esi + 8]
mov edx, dword [eax + 0x10]
mov dword [esp + 0x14], esi
jb 0x100214e8
mov eax, dword [eax]
cmp dword [ebx + 0x14], 0x10
mov ecx, ebx
jb 0x100214f2
mov ecx, dword [ebx]
push edx
push eax
push ebp
push ecx
call fcn.100201e0
add esp, 0x10
test al, al
jne 0x1002154a
cmp dword [esp + 0x18], esi
jne 0x100214d3
mov ecx, dword [esp + 0x14]
mov esi, dword [edi + 4]
mov eax, dword [esp + 0x10]
mov ebx, dword [esp + 0x14]
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 [esp + 0x1c]
mov dword [ecx], edi
mov ecx, dword [esp + 0x28]
mov edi, eax
cmp eax, ecx
jne 0x10021407
pop ebp
pop edi
pop esi
pop ebx
add esp, 0x14
ret 4
mov ebx, dword [esi]
mov esi, dword [edi + 4]
mov eax, dword [esp + 0x10]
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 0x10021532
push str.invalid_hash_bucket_count
call fcn.1016049b
int3