Function at 0x490c10
Capabilities:
Compress data via zlib inflate or deflate

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc
push esi
push edi
mov edi, ecx
mov eax, edx
mov dword [ebp - 4], eax
test edi, edi
je 0x4914af
cmp dword [edi + 0x20], 0
je 0x4914af
cmp dword [edi + 0x24], 0
je 0x4914af
mov esi, dword [edi + 0x1c]
test esi, esi
je 0x4914af
cmp dword [esi], edi
jne 0x4914af
mov edx, dword [esi + 4]
cmp edx, 0x2a
je 0x490c80
cmp edx, 0x39
je 0x490c80
cmp edx, 0x45
je 0x490c80
cmp edx, 0x49
je 0x490c80
cmp edx, 0x5b
je 0x490c80
cmp edx, 0x67
je 0x490c80
cmp edx, 0x71
je 0x490c80
cmp edx, 0x29a
jne 0x4914af
cmp dword [edi + 0xc], 0
je 0x4914a7
cmp dword [edi + 4], 0
je 0x490c99
cmp dword [edi], 0
je 0x4914a7
cmp edx, 0x29a
jne 0x490caa
cmp eax, 4
jne 0x4914a7
cmp dword [edi + 0x10], 0
push ebx
je 0x491493
cmp dword [esi + 0x14], 0
mov ecx, dword [esi + 0x28]
mov dword [esi + 0x28], eax
je 0x490cd7
mov ecx, edi
call fcn.00490bc0
cmp dword [edi + 0x10], 0
je 0x491483
mov ebx, dword [esi + 4]
jmp 0x490d06
cmp dword [edi + 4], 0
mov ebx, edx
jne 0x490d06
xor eax, eax
mov dword [ebp - 0xc], 9
cmp ecx, 4
cmovg eax, dword [ebp - 0xc]
add ecx, ecx
sub ecx, eax
mov eax, dword [ebp - 4]
add eax, eax
cmp eax, ecx
jg 0x490d06
cmp dword [ebp - 4], 4
jne 0x491493
cmp ebx, 0x29a
jne 0x490d18
cmp dword [edi + 4], 0
jne 0x491493
cmp ebx, 0x2a
jne 0x490ddd
mov ecx, dword [esi + 0x30]
shl ecx, 0xc
sub ecx, 0x7800
cmp dword [esi + 0x88], 2
mov ebx, ecx
jge 0x490d68
mov eax, dword [esi + 0x84]
cmp eax, 2
jl 0x490d68
cmp eax, 6
jge 0x490d52
mov eax, 0x40
lea edx, [eax + 0x20]
jmp 0x490d6d
jne 0x490d5e
mov eax, 0x80
lea edx, [eax + 0x20]
jmp 0x490d6d
mov eax, 0xc0
lea edx, [eax + 0x20]
jmp 0x490d6d
xor eax, eax
lea edx, [eax + 0x20]
or ecx, eax
cmp dword [esi + 0x6c], 0
je 0x490d79
mov ecx, edx
or ecx, ebx
mov eax, 0x8421085
mul ecx
sub ecx, edx
shr ecx, 1
add ecx, edx
shr ecx, 4
inc ecx
mov edx, ecx
shl edx, 5
sub edx, ecx
mov ecx, esi
call fcn.00490b90
cmp dword [esi + 0x6c], 0
je 0x490db4
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.00490b90
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.00490b90
push 0
xor edx, edx
xor ecx, ecx
call fcn.00492bf0
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
mov dword [esi + 4], 0x71
call fcn.00490bc0
cmp dword [esi + 0x14], 0
jne 0x491483
mov eax, dword [esi + 4]
cmp eax, 0x39
jne 0x490fe8
mov dword [edi + 0x30], 0
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], 0x1f
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], 0x8b
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], 8
inc dword [esi + 0x14]
mov edx, dword [esi + 0x1c]
mov ebx, dword [esi + 0x14]
test edx, edx
jne 0x490eba
mov eax, dword [esi + 8]
mov byte [ebx + eax], dl
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], dl
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], dl
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], dl
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], dl
inc dword [esi + 0x14]
mov eax, dword [esi + 0x84]
mov edx, dword [esi + 0x14]
cmp eax, 9
jne 0x490e70
mov cl, 2
jmp 0x490e84
cmp dword [esi + 0x88], 2
jge 0x490e82
cmp eax, 2
jl 0x490e82
xor cl, cl
jmp 0x490e84
mov cl, 4
mov eax, dword [esi + 8]
mov byte [edx + eax], cl
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], 0xa
mov ecx, edi
inc dword [esi + 0x14]
mov dword [esi + 4], 0x71
call fcn.00490bc0
cmp dword [esi + 0x14], 0
jne 0x491483
mov eax, dword [esi + 4]
jmp 0x490fe8
mov ecx, dword [edx + 0x24]
mov eax, dword [edx + 0x2c]
neg ecx
sbb cl, cl
and cl, 0x10
neg eax
sbb al, al
and al, 2
add cl, al
mov eax, dword [edx + 0x1c]
neg eax
sbb al, al
and al, 8
add cl, al
mov eax, dword [edx + 0x10]
neg eax
sbb al, al
and al, 4
add cl, al
cmp dword [edx], 0
setne al
add cl, al
mov eax, dword [esi + 8]
mov byte [ebx + eax], cl
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 8]
movzx eax, byte [eax + 4]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 8]
movzx eax, byte [eax + 5]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 8]
movzx eax, byte [eax + 6]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
movzx eax, byte [eax + 7]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov eax, dword [esi + 0x84]
mov edx, dword [esi + 0x14]
cmp eax, 9
jne 0x490f54
mov cl, 2
jmp 0x490f68
cmp dword [esi + 0x88], 2
jge 0x490f66
cmp eax, 2
jl 0x490f66
xor cl, cl
jmp 0x490f68
mov cl, 4
mov eax, dword [esi + 8]
mov byte [edx + eax], cl
inc dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
mov al, byte [eax + 0xc]
mov byte [edx + ecx], al
mov eax, dword [esi + 0x1c]
inc dword [esi + 0x14]
mov ebx, dword [esi + 0x14]
cmp dword [eax + 0x10], 0
je 0x490fb5
movzx eax, byte [eax + 0x14]
mov ecx, dword [esi + 8]
mov byte [ebx + ecx], al
inc dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
movzx eax, byte [eax + 0x15]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov ebx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x490fd5
mov edx, dword [esi + 8]
test edx, edx
jne 0x490fc6
xor eax, eax
jmp 0x490fd2
mov ecx, dword [edi + 0x30]
push ebx
call fcn.00493700
add esp, 4
mov dword [edi + 0x30], eax
mov dword [esi + 0x20], 0
mov eax, 0x45
mov dword [esi + 4], 0x45
cmp eax, 0x45
jne 0x4910f9
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x10], 0
je 0x4910ed
movzx eax, word [eax + 0x14]
sub eax, dword [esi + 0x20]
mov edx, dword [esi + 0x14]
mov ecx, edx
mov ebx, dword [esi + 0xc]
mov dword [ebp - 8], eax
add eax, edx
mov dword [ebp - 0xc], edx
cmp eax, ebx
jbe 0x491096
nop dword [eax]
mov eax, dword [esi + 0x1c]
sub ebx, ecx
push ebx
mov eax, dword [eax + 0x10]
add eax, dword [esi + 0x20]
push eax
mov eax, dword [esi + 8]
add eax, ecx
push eax
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [esi + 0x1c]
add esp, 0xc
mov ecx, dword [esi + 0xc]
mov dword [esi + 0x14], ecx
cmp dword [eax + 0x2c], 0
je 0x49106d
mov eax, dword [ebp - 0xc]
cmp ecx, eax
jbe 0x49106d
mov edx, dword [esi + 8]
sub ecx, eax
add edx, eax
jne 0x49105e
xor eax, eax
jmp 0x49106a
push ecx
mov ecx, dword [edi + 0x30]
call fcn.00493700
add esp, 4
mov dword [edi + 0x30], eax
add dword [esi + 0x20], ebx
mov ecx, edi
call fcn.00490bc0
mov ecx, dword [esi + 0x14]
test ecx, ecx
jne 0x491483
mov eax, dword [ebp - 8]
sub eax, ebx
mov dword [ebp - 0xc], ecx
mov ebx, dword [esi + 0xc]
mov dword [ebp - 8], eax
add eax, ecx
cmp eax, ebx
ja 0x491020
mov eax, dword [esi + 0x1c]
mov edx, dword [esi + 0x20]
mov ebx, dword [ebp - 8]
push ebx
mov eax, dword [eax + 0x10]
add eax, edx
push eax
mov eax, dword [esi + 8]
add eax, ecx
push eax
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [esi + 0x1c]
add esp, 0xc
add dword [esi + 0x14], ebx
mov ecx, dword [esi + 0x14]
cmp dword [eax + 0x2c], 0
je 0x4910e6
mov eax, dword [ebp - 0xc]
cmp ecx, eax
jbe 0x4910e6
mov edx, dword [esi + 8]
sub ecx, eax
add edx, eax
jne 0x4910d7
xor eax, eax
jmp 0x4910e3
push ecx
mov ecx, dword [edi + 0x30]
call fcn.00493700
add esp, 4
mov dword [edi + 0x30], eax
mov dword [esi + 0x20], 0
mov dword [esi + 4], 0x49
mov eax, 0x49
cmp eax, 0x49
jne 0x4911c1
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x1c], 0
je 0x4911b5
mov ecx, dword [esi + 0x14]
mov ebx, ecx
mov dword [ebp - 0xc], ecx
cmp ebx, dword [esi + 0xc]
jne 0x49115a
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x491145
cmp ebx, ecx
jbe 0x491145
mov edx, dword [esi + 8]
sub ebx, ecx
add edx, ecx
jne 0x491136
xor eax, eax
jmp 0x491142
mov ecx, dword [edi + 0x30]
push ebx
call fcn.00493700
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.00490bc0
mov ebx, dword [esi + 0x14]
test ebx, ebx
jne 0x491483
mov dword [ebp - 0xc], ebx
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 0x20]
mov eax, dword [eax + 0x1c]
mov dl, byte [ecx + eax]
lea eax, [ecx + 1]
mov dword [esi + 0x20], eax
mov eax, dword [esi + 8]
mov byte [ebx + eax], dl
mov ebx, dword [esi + 0x14]
inc ebx
mov dword [esi + 0x14], ebx
test dl, dl
je 0x491182
mov ecx, dword [ebp - 0xc]
jmp 0x491117
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x4911ae
mov eax, dword [ebp - 0xc]
cmp ebx, eax
jbe 0x4911ae
mov edx, dword [esi + 8]
sub ebx, eax
add edx, eax
jne 0x49119f
xor eax, eax
jmp 0x4911ab
mov ecx, dword [edi + 0x30]
push ebx
call fcn.00493700
add esp, 4
mov dword [edi + 0x30], eax
mov dword [esi + 0x20], 0
mov dword [esi + 4], 0x5b
mov eax, 0x5b
cmp eax, 0x5b
jne 0x491283
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x24], 0
je 0x491277
mov ecx, dword [esi + 0x14]
mov ebx, ecx
mov dword [ebp - 0xc], ecx
nop
cmp ebx, dword [esi + 0xc]
jne 0x491223
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x49120e
cmp ebx, ecx
jbe 0x49120e
mov edx, dword [esi + 8]
sub ebx, ecx
add edx, ecx
jne 0x4911ff
xor eax, eax
jmp 0x49120b
mov ecx, dword [edi + 0x30]
push ebx
call fcn.00493700
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.00490bc0
mov ebx, dword [esi + 0x14]
test ebx, ebx
jne 0x491483
mov dword [ebp - 0xc], ebx
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 0x20]
mov eax, dword [eax + 0x24]
mov dl, byte [ecx + eax]
lea eax, [ecx + 1]
mov dword [esi + 0x20], eax
mov eax, dword [esi + 8]
mov byte [ebx + eax], dl
mov ebx, dword [esi + 0x14]
inc ebx
mov dword [esi + 0x14], ebx
test dl, dl
je 0x49124b
mov ecx, dword [ebp - 0xc]
jmp 0x4911e0
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x491277
mov eax, dword [ebp - 0xc]
cmp ebx, eax
jbe 0x491277
mov edx, dword [esi + 8]
sub ebx, eax
add edx, eax
jne 0x491268
xor eax, eax
jmp 0x491274
mov ecx, dword [edi + 0x30]
push ebx
call fcn.00493700
add esp, 4
mov dword [edi + 0x30], eax
mov dword [esi + 4], 0x67
mov eax, 0x67
cmp eax, 0x67
jne 0x4912ea
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x4912d2
mov edx, dword [esi + 0x14]
lea eax, [edx + 2]
cmp eax, dword [esi + 0xc]
jbe 0x4912ae
mov ecx, edi
call fcn.00490bc0
mov edx, dword [esi + 0x14]
test edx, edx
jne 0x491483
mov ecx, dword [esi + 8]
movzx eax, byte [edi + 0x30]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
movzx eax, byte [edi + 0x31]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov dword [edi + 0x30], 0
mov ecx, edi
mov dword [esi + 4], 0x71
call fcn.00490bc0
cmp dword [esi + 0x14], 0
jne 0x491483
cmp dword [edi + 4], 0
mov ebx, dword [ebp - 4]
jne 0x49130e
cmp dword [esi + 0x74], 0
jne 0x49130e
test ebx, ebx
je 0x4913a0
cmp dword [esi + 4], 0x29a
je 0x4913a0
mov eax, dword [esi + 0x84]
test eax, eax
jne 0x491321
push ebx
push esi
call fcn.00491980
jmp 0x491355
mov ecx, dword [esi + 0x88]
cmp ecx, 2
jne 0x491337
mov edx, ebx
mov ecx, esi
call fcn.004929c0
jmp 0x491358
cmp ecx, 3
jne 0x491347
mov edx, ebx
mov ecx, esi
call fcn.00492670
jmp 0x491358
lea eax, [eax + eax*2]
mov eax, dword [eax*4 + 0x4a8a48]
push ebx
push esi
call eax
add esp, 8
cmp eax, 2
je 0x491362
cmp eax, 3
jne 0x491369
mov dword [esi + 4], 0x29a
test eax, eax
je 0x49147d
cmp eax, 2
je 0x49147d
cmp eax, 1
jne 0x4913a0
push 0
push 0
xor edx, edx
mov ecx, esi
call fcn.00494800
add esp, 8
mov ecx, edi
call fcn.00490bc0
cmp dword [edi + 0x10], 0
je 0x491483
cmp ebx, 4
jne 0x49148a
mov eax, dword [esi + 0x18]
test eax, eax
jg 0x4913ba
lea eax, [ebx - 3]
pop ebx
pop edi
pop esi
mov esp, ebp
pop ebp
ret
cmp eax, 2
jne 0x491445
mov edx, dword [esi + 0x14]
movzx eax, byte [edi + 0x30]
mov ecx, dword [esi + 8]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
movzx eax, byte [edi + 0x31]
mov ecx, dword [esi + 8]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
movzx eax, byte [edi + 0x32]
mov ecx, dword [esi + 8]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
movzx eax, byte [edi + 0x33]
mov ecx, dword [esi + 8]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
movzx eax, byte [edi + 8]
mov ecx, dword [esi + 8]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
movzx eax, byte [edi + 9]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
movzx eax, byte [edi + 0xa]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
movzx eax, byte [edi + 0xb]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
jmp 0x49145b
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.00490b90
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.00490b90
mov ecx, edi
call fcn.00490bc0
mov eax, dword [esi + 0x18]
test eax, eax
jle 0x49146e
neg eax
mov dword [esi + 0x18], eax
xor eax, eax
cmp dword [esi + 0x14], eax
pop ebx
pop edi
sete al
pop esi
mov esp, ebp
pop ebp
ret
cmp dword [edi + 0x10], 0
jne 0x49148a
mov dword [esi + 0x28], 0xffffffff
pop ebx
pop edi
xor eax, eax
pop esi
mov esp, ebp
pop ebp
ret
mov eax, dword [str.buffer_error]
pop ebx
mov dword [edi + 0x18], eax
mov eax, 0xfffffffb
pop edi
pop esi
mov esp, ebp
pop ebp
ret
mov eax, dword [str.stream_error]
mov dword [edi + 0x18], eax
pop edi
mov eax, 0xfffffffe
pop esi
mov esp, ebp
pop ebp
ret