Function at 0x4023a0
Capabilities:
Hash data using djb2

Disassembly:
push ebp
push ebx
push edi
push esi
sub esp, 0x1c
mov eax, 0xffffffff
test ecx, ecx
je 0x40249c
mov esi, edx
test edx, edx
je 0x40249c
mov dword [esp], ecx
cmp dword [esp + 0x30], 0
je 0x40249c
push esi
call fcn.004085c0
add esp, 4
test eax, eax
je 0x4023fa
mov ecx, 0x1505
xor edi, edi
movzx edx, byte [esi + edi]
test edx, edx
je 0x402401
mov ebp, ecx
shl ebp, 5
add ebp, ecx
add ebp, edx
inc edi
mov ecx, ebp
cmp eax, edi
jne 0x4023e0
jmp 0x402403
mov ebp, 0x1505
jmp 0x402403
mov ebp, ecx
mov dword [esp + 8], esi
mov edx, dword [esp]
mov esi, dword [edx + 0x20]
mov edi, esi
sub edi, 1
jae 0x4024a4
mov edi, 0xffffffff
mov eax, dword [edx + 0x18]
cmp eax, dword [edx + 0x1c]
jb 0x40245e
mov ecx, edx
call fcn.004025f0
mov ecx, eax
mov eax, 0xffffffff
test ecx, ecx
mov ecx, dword [esp + 8]
jne 0x40249c
push ecx
call fcn.004085c0
add esp, 4
mov dword [esp + 4], eax
mov edx, dword [esp]
mov esi, dword [edx + 0x20]
mov edi, esi
sub edi, 1
jae 0x402540
mov edi, 0xffffffff
mov eax, dword [edx + 0xc]
mov ecx, dword [edx + 0x18]
mov esi, dword [esp + 8]
mov dword [eax + ecx*4], esi
mov eax, dword [edx + 4]
mov ecx, dword [edx + 0x18]
mov dword [eax + edi*4], ecx
mov eax, dword [edx + 0x10]
mov ecx, dword [edx + 0x18]
mov esi, dword [esp + 0x30]
mov dword [eax + ecx*4], esi
mov eax, dword [edx + 0x14]
mov ecx, dword [edx + 0x18]
mov dword [eax + ecx*4], edi
mov eax, dword [edx + 8]
mov ecx, dword [edx + 0x18]
mov dword [eax + ecx*4], ebp
inc dword [edx + 0x18]
mov eax, dword [edx]
mov dword [esi], eax
xor eax, eax
add esp, 0x1c
pop esi
pop edi
pop ebx
pop ebp
ret
mov dword [esp + 4], eax
and edi, ebp
mov eax, esi
xor eax, 0xfffffffe
mov ecx, esi
and ecx, 0xfffffffe
lea eax, [eax + ecx*2]
inc eax
mov dword [esp + 0x14], eax
mov eax, dword [edx + 4]
mov dword [esp + 0x10], eax
xor ebx, ebx
mov dword [esp + 0xc], edi
jmp 0x4024dd
inc ebx
cmp esi, ebx
mov edi, dword [esp + 0xc]
je 0x402418
mov eax, ebx
and eax, edi
mov ecx, ebx
xor ecx, edi
lea edi, [ecx + eax*2]
and edi, dword [esp + 0x14]
mov eax, dword [esp + 0x10]
mov eax, dword [eax + edi*4]
cmp eax, 0xffffffff
je 0x40241d
mov ecx, dword [edx + 8]
cmp dword [ecx + eax*4], ebp
jne 0x4024d0
mov ecx, dword [edx + 0xc]
mov edi, dword [ecx + eax*4]
push edi
call fcn.004085c0
mov edx, dword [esp + 4]
add esp, 4
cmp eax, dword [esp + 4]
jne 0x4024d0
push dword [esp + 4]
push edi
push dword [esp + 0x10]
call fcn.004085e0
mov edx, dword [esp + 0xc]
add esp, 0xc
test eax, eax
jne 0x4024d0
mov eax, 0xffffffff
jmp 0x40249c
and edi, ebp
mov eax, esi
xor eax, 0xfffffffe
mov ecx, esi
and ecx, 0xfffffffe
lea eax, [eax + ecx*2]
inc eax
mov dword [esp + 0x14], eax
mov eax, dword [edx + 4]
mov dword [esp + 0x10], eax
xor ebx, ebx
mov dword [esp + 0xc], edi
jmp 0x40257d
inc ebx
cmp esi, ebx
mov edi, dword [esp + 0xc]
je 0x402459
mov eax, ebx
and eax, edi
mov ecx, ebx
xor ecx, edi
lea edi, [ecx + eax*2]
and edi, dword [esp + 0x14]
mov eax, dword [esp + 0x10]
mov eax, dword [eax + edi*4]
cmp eax, 0xffffffff
je 0x40245e
mov ecx, dword [edx + 8]
cmp dword [ecx + eax*4], ebp
jne 0x402570
mov ecx, dword [edx + 0xc]
mov eax, dword [ecx + eax*4]
mov dword [esp + 0x18], eax
push eax
call fcn.004085c0
mov edx, dword [esp + 4]
add esp, 4
cmp eax, dword [esp + 4]
jne 0x402570
push dword [esp + 4]
push dword [esp + 0x1c]
push dword [esp + 0x10]
call fcn.004085e0
mov edx, dword [esp + 0xc]
add esp, 0xc
test eax, eax
jne 0x402570
jmp 0x40245e