Function at 0x7c2610
Capabilities:
Compute adler32 checksum

Disassembly:
push ebp
push ebx
push edi
push esi
push eax
mov ebx, dword [esp + 0x20]
mov edi, dword [esp + 0x1c]
mov ecx, dword [esp + 0x18]
movzx esi, cx
shr ecx, 0x10
cmp ebx, 1
jne 0x7c22df
movzx eax, byte [edi]
lea edx, [esi + eax]
cmp edx, 0xfff1
lea eax, [esi + eax - 0xfff1]
cmovb eax, edx
add ecx, eax
mov edx, ecx
shl edx, 0x10
cmp ecx, 0xfff1
lea ecx, [edx + 0xf0000]
cmovb ecx, edx
or ecx, eax
jmp 0x7c2602
test edi, edi
je 0x7c2330
cmp ebx, 0x10
jae 0x7c233a
test ebx, ebx
je 0x7c257a
mov edx, ebx
and edx, 3
je 0x7c253c
mov eax, ebx
and eax, 0xc
mov dword [esp], eax
xor ebp, ebp
nop word cs:[eax + eax]
movzx eax, byte [edi + ebp]
add esi, eax
add ecx, esi
inc ebp
cmp edx, ebp
jne 0x7c2310
add edi, edx
mov ebp, dword [esp]
cmp ebx, 4
jae 0x7c2543
jmp 0x7c257a
mov ecx, 1
jmp 0x7c2602
cmp ebx, 0x15b0
jb 0x7c2470
mov ebp, 0x80078071
nop dword [eax + eax]
mov eax, 0xffffea50
nop word cs:[eax + eax]
movzx edx, byte [edi + eax + 0x15b0]
add edx, esi
add ecx, edx
movzx esi, byte [edi + eax + 0x15b1]
add esi, edx
add ecx, esi
movzx edx, byte [edi + eax + 0x15b2]
add edx, esi
add ecx, edx
movzx esi, byte [edi + eax + 0x15b3]
add esi, edx
add ecx, esi
movzx edx, byte [edi + eax + 0x15b4]
add edx, esi
add ecx, edx
movzx esi, byte [edi + eax + 0x15b5]
add esi, edx
add ecx, esi
movzx edx, byte [edi + eax + 0x15b6]
add edx, esi
add ecx, edx
movzx esi, byte [edi + eax + 0x15b7]
add esi, edx
add ecx, esi
movzx edx, byte [edi + eax + 0x15b8]
add edx, esi
add ecx, edx
movzx esi, byte [edi + eax + 0x15b9]
add esi, edx
add ecx, esi
movzx edx, byte [edi + eax + 0x15ba]
add edx, esi
add ecx, edx
movzx esi, byte [edi + eax + 0x15bb]
add esi, edx
add ecx, esi
movzx edx, byte [edi + eax + 0x15bc]
add edx, esi
add ecx, edx
movzx esi, byte [edi + eax + 0x15bd]
add esi, edx
add ecx, esi
movzx edx, byte [edi + eax + 0x15be]
add edx, esi
add ecx, edx
movzx esi, byte [edi + eax + 0x15bf]
add esi, edx
add ecx, esi
add eax, 0x10
jne 0x7c2360
add ebx, 0xffffea50
add edi, 0x15b0
mov eax, esi
mul ebp
shr edx, 0xf
imul eax, edx, 0xfff1
sub esi, eax
mov eax, ecx
mul ebp
shr edx, 0xf
imul eax, edx, 0xfff1
sub ecx, eax
cmp ebx, 0x15af
ja 0x7c2350
test ebx, ebx
je 0x7c25fd
cmp ebx, 0x10
jb 0x7c2506
add ebx, 0xfffffff0
movzx eax, byte [edi]
add eax, esi
add ecx, eax
movzx edx, byte [edi + 1]
add edx, eax
add ecx, edx
movzx eax, byte [edi + 2]
add eax, edx
add ecx, eax
movzx edx, byte [edi + 3]
add edx, eax
add ecx, edx
movzx eax, byte [edi + 4]
add eax, edx
add ecx, eax
movzx edx, byte [edi + 5]
add edx, eax
add ecx, edx
movzx eax, byte [edi + 6]
add eax, edx
add ecx, eax
movzx edx, byte [edi + 7]
add edx, eax
add ecx, edx
movzx eax, byte [edi + 8]
add eax, edx
add ecx, eax
movzx edx, byte [edi + 9]
add edx, eax
add ecx, edx
movzx eax, byte [edi + 0xa]
add eax, edx
add ecx, eax
movzx edx, byte [edi + 0xb]
add edx, eax
add ecx, edx
movzx eax, byte [edi + 0xc]
add eax, edx
add ecx, eax
movzx edx, byte [edi + 0xd]
add edx, eax
add ecx, edx
movzx eax, byte [edi + 0xe]
add eax, edx
add ecx, eax
movzx esi, byte [edi + 0xf]
add esi, eax
add ecx, esi
add edi, 0x10
cmp ebx, 0xf
ja 0x7c2470
test ebx, ebx
je 0x7c25da
mov edx, ebx
and edx, 3
je 0x7c25a4
mov eax, ebx
and eax, 0xc
mov dword [esp], eax
xor ebp, ebp
nop dword [eax + eax]
movzx eax, byte [edi + ebp]
add esi, eax
add ecx, esi
inc ebp
cmp edx, ebp
jne 0x7c2520
add edi, edx
mov ebp, dword [esp]
cmp ebx, 4
jae 0x7c25ab
jmp 0x7c25da
mov ebp, ebx
cmp ebx, 4
jb 0x7c257a
xor edx, edx
nop word cs:[eax + eax]
movzx eax, byte [edi + edx]
add eax, esi
add ecx, eax
movzx esi, byte [edi + edx + 1]
add esi, eax
add ecx, esi
movzx eax, byte [edi + edx + 2]
add eax, esi
add ecx, eax
movzx esi, byte [edi + edx + 3]
add esi, eax
add ecx, esi
add edx, 4
cmp ebp, edx
jne 0x7c2550
lea edi, [esi - 0xfff1]
cmp esi, 0xfff1
cmovb edi, esi
mov edx, 0x80078071
mov eax, ecx
mul edx
shr edx, 0xf
imul eax, edx, 0xfff1
sub ecx, eax
shl ecx, 0x10
or ecx, edi
jmp 0x7c2602
mov ebp, ebx
cmp ebx, 4
jb 0x7c25da
xor edx, edx
nop dword [eax]
movzx eax, byte [edi + edx]
add eax, esi
add ecx, eax
movzx esi, byte [edi + edx + 1]
add esi, eax
add ecx, esi
movzx eax, byte [edi + edx + 2]
add eax, esi
add ecx, eax
movzx esi, byte [edi + edx + 3]
add esi, eax
add ecx, esi
add edx, 4
cmp ebp, edx
jne 0x7c25b0
mov edi, 0x80078071
mov eax, esi
mul edi
shr edx, 0xf
imul eax, edx, 0xfff1
sub esi, eax
mov eax, ecx
mul edi
shr edx, 0xf
imul eax, edx, 0xfff1
sub ecx, eax
shl ecx, 0x10
or ecx, esi
mov eax, ecx
add esp, 4
pop esi
pop edi
pop ebx
pop ebp
ret
jmp 0x7c2290