Function at 0x10158390
Capabilities:
Compute adler32 checksum

Disassembly:
jmp 0x101583a0
mov eax, dword [esp + 4]
push ebx
mov ebx, dword [esp + 0x10]
push edi
mov edi, eax
movzx ecx, ax
shr edi, 0x10
cmp ebx, 1
jne 0x101583e9
mov eax, dword [esp + 0x10]
movzx eax, byte [eax]
add eax, ecx
cmp eax, 0xfff1
lea edx, [eax - 0xfff1]
cmovb edx, eax
lea eax, [edx + edi]
cmp eax, 0xfff1
lea ecx, [eax - 0xfff1]
pop edi
cmovb ecx, eax
shl ecx, 0x10
or ecx, edx
mov eax, ecx
pop ebx
ret
push esi
mov esi, dword [esp + 0x14]
test esi, esi
jne 0x101583f9
lea eax, [esi + 1]
pop esi
pop edi
pop ebx
ret
cmp ebx, 0x10
jae 0x1015843c
test ebx, ebx
je 0x10158411
movzx eax, byte [esi]
lea esi, [esi + 1]
add ecx, eax
add edi, ecx
sub ebx, 1
jne 0x10158402
cmp ecx, 0xfff1
lea esi, [ecx - 0xfff1]
mov eax, 0x80078071
cmovb esi, ecx
mul edi
shr edx, 0xf
mov eax, edx
shl eax, 4
sub eax, edx
add eax, edi
shl eax, 0x10
or eax, esi
pop esi
pop edi
pop ebx
ret
cmp ebx, 0x15b0
jb 0x1015853a
mov eax, 0x5e6ea9af
mul ebx
push ebp
mov ebp, edx
shr ebp, 0xb
nop word [eax + eax]
sub ebx, 0x15b0
mov edx, 0x15b
nop dword [eax + eax]
movzx eax, byte [esi]
add ecx, eax
movzx eax, byte [esi + 1]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 2]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 3]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 4]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 5]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 6]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 7]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 8]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 9]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xa]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xb]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xc]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xd]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xe]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xf]
add edi, ecx
add esi, 0x10
add ecx, eax
add edi, ecx
sub edx, 1
jne 0x10158470
mov eax, 0x80078071
mul ecx
shr edx, 0xf
imul eax, edx, 0xffff000f
add ecx, eax
mov eax, 0x80078071
mul edi
shr edx, 0xf
imul eax, edx, 0xffff000f
add edi, eax
sub ebp, 1
jne 0x10158460
pop ebp
test ebx, ebx
je 0x10158605
cmp ebx, 0x10
jb 0x101585d2
mov edx, ebx
shr edx, 4
nop
movzx eax, byte [esi]
sub ebx, 0x10
add ecx, eax
movzx eax, byte [esi + 1]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 2]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 3]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 4]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 5]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 6]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 7]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 8]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 9]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xa]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xb]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xc]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xd]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xe]
add edi, ecx
add ecx, eax
movzx eax, byte [esi + 0xf]
add edi, ecx
add esi, 0x10
add ecx, eax
add edi, ecx
sub edx, 1
jne 0x10158540
test ebx, ebx
je 0x101585e1
movzx eax, byte [esi]
lea esi, [esi + 1]
add ecx, eax
add edi, ecx
sub ebx, 1
jne 0x101585d2
mov eax, 0x80078071
mul ecx
shr edx, 0xf
imul eax, edx, 0xffff000f
add ecx, eax
mov eax, 0x80078071
mul edi
shr edx, 0xf
imul edx, edx, 0xffff000f
add edi, edx
shl edi, 0x10
or edi, ecx
pop esi
mov eax, edi
pop edi
pop ebx
ret