Function at 0x490aa0
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 0x49133f
cmp dword [edi + 0x20], 0
je 0x49133f
cmp dword [edi + 0x24], 0
je 0x49133f
mov esi, dword [edi + 0x1c]
test esi, esi
je 0x49133f
cmp dword [esi], edi
jne 0x49133f
mov edx, dword [esi + 4]
cmp edx, 0x2a
je 0x490b10
cmp edx, 0x39
je 0x490b10
cmp edx, 0x45
je 0x490b10
cmp edx, 0x49
je 0x490b10
cmp edx, 0x5b
je 0x490b10
cmp edx, 0x67
je 0x490b10
cmp edx, 0x71
je 0x490b10
cmp edx, 0x29a
jne 0x49133f
cmp dword [edi + 0xc], 0
je 0x491337
cmp dword [edi + 4], 0
je 0x490b29
cmp dword [edi], 0
je 0x491337
cmp edx, 0x29a
jne 0x490b3a
cmp eax, 4
jne 0x491337
cmp dword [edi + 0x10], 0
push ebx
je 0x491323
cmp dword [esi + 0x14], 0
mov ecx, dword [esi + 0x28]
mov dword [esi + 0x28], eax
je 0x490b67
mov ecx, edi
call fcn.00490a50
cmp dword [edi + 0x10], 0
je 0x491313
mov ebx, dword [esi + 4]
jmp 0x490b96
cmp dword [edi + 4], 0
mov ebx, edx
jne 0x490b96
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 0x490b96
cmp dword [ebp - 4], 4
jne 0x491323
cmp ebx, 0x29a
jne 0x490ba8
cmp dword [edi + 4], 0
jne 0x491323
cmp ebx, 0x2a
jne 0x490c6d
mov ecx, dword [esi + 0x30]
shl ecx, 0xc
sub ecx, 0x7800
cmp dword [esi + 0x88], 2
mov ebx, ecx
jge 0x490bf8
mov eax, dword [esi + 0x84]
cmp eax, 2
jl 0x490bf8
cmp eax, 6
jge 0x490be2
mov eax, 0x40
lea edx, [eax + 0x20]
jmp 0x490bfd
jne 0x490bee
mov eax, 0x80
lea edx, [eax + 0x20]
jmp 0x490bfd
mov eax, 0xc0
lea edx, [eax + 0x20]
jmp 0x490bfd
xor eax, eax
lea edx, [eax + 0x20]
or ecx, eax
cmp dword [esi + 0x6c], 0
je 0x490c09
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.00490a20
cmp dword [esi + 0x6c], 0
je 0x490c44
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.00490a20
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.00490a20
push 0
xor edx, edx
xor ecx, ecx
call fcn.00492a80
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
mov dword [esi + 4], 0x71
call fcn.00490a50
cmp dword [esi + 0x14], 0
jne 0x491313
mov eax, dword [esi + 4]
cmp eax, 0x39
jne 0x490e78
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 0x490d4a
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 0x490d00
mov cl, 2
jmp 0x490d14
cmp dword [esi + 0x88], 2
jge 0x490d12
cmp eax, 2
jl 0x490d12
xor cl, cl
jmp 0x490d14
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.00490a50
cmp dword [esi + 0x14], 0
jne 0x491313
mov eax, dword [esi + 4]
jmp 0x490e78
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 0x490de4
mov cl, 2
jmp 0x490df8
cmp dword [esi + 0x88], 2
jge 0x490df6
cmp eax, 2
jl 0x490df6
xor cl, cl
jmp 0x490df8
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 0x490e45
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 0x490e65
mov edx, dword [esi + 8]
test edx, edx
jne 0x490e56
xor eax, eax
jmp 0x490e62
mov ecx, dword [edi + 0x30]
push ebx
call fcn.00493580
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 0x490f89
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x10], 0
je 0x490f7d
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 0x490f26
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 0x490efd
mov eax, dword [ebp - 0xc]
cmp ecx, eax
jbe 0x490efd
mov edx, dword [esi + 8]
sub ecx, eax
add edx, eax
jne 0x490eee
xor eax, eax
jmp 0x490efa
push ecx
mov ecx, dword [edi + 0x30]
call fcn.00493580
add esp, 4
mov dword [edi + 0x30], eax
add dword [esi + 0x20], ebx
mov ecx, edi
call fcn.00490a50
mov ecx, dword [esi + 0x14]
test ecx, ecx
jne 0x491313
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 0x490eb0
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 0x490f76
mov eax, dword [ebp - 0xc]
cmp ecx, eax
jbe 0x490f76
mov edx, dword [esi + 8]
sub ecx, eax
add edx, eax
jne 0x490f67
xor eax, eax
jmp 0x490f73
push ecx
mov ecx, dword [edi + 0x30]
call fcn.00493580
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 0x491051
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x1c], 0
je 0x491045
mov ecx, dword [esi + 0x14]
mov ebx, ecx
mov dword [ebp - 0xc], ecx
cmp ebx, dword [esi + 0xc]
jne 0x490fea
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x490fd5
cmp ebx, ecx
jbe 0x490fd5
mov edx, dword [esi + 8]
sub ebx, ecx
add edx, ecx
jne 0x490fc6
xor eax, eax
jmp 0x490fd2
mov ecx, dword [edi + 0x30]
push ebx
call fcn.00493580
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.00490a50
mov ebx, dword [esi + 0x14]
test ebx, ebx
jne 0x491313
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 0x491012
mov ecx, dword [ebp - 0xc]
jmp 0x490fa7
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x49103e
mov eax, dword [ebp - 0xc]
cmp ebx, eax
jbe 0x49103e
mov edx, dword [esi + 8]
sub ebx, eax
add edx, eax
jne 0x49102f
xor eax, eax
jmp 0x49103b
mov ecx, dword [edi + 0x30]
push ebx
call fcn.00493580
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 0x491113
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x24], 0
je 0x491107
mov ecx, dword [esi + 0x14]
mov ebx, ecx
mov dword [ebp - 0xc], ecx
nop
cmp ebx, dword [esi + 0xc]
jne 0x4910b3
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x49109e
cmp ebx, ecx
jbe 0x49109e
mov edx, dword [esi + 8]
sub ebx, ecx
add edx, ecx
jne 0x49108f
xor eax, eax
jmp 0x49109b
mov ecx, dword [edi + 0x30]
push ebx
call fcn.00493580
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.00490a50
mov ebx, dword [esi + 0x14]
test ebx, ebx
jne 0x491313
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 0x4910db
mov ecx, dword [ebp - 0xc]
jmp 0x491070
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x491107
mov eax, dword [ebp - 0xc]
cmp ebx, eax
jbe 0x491107
mov edx, dword [esi + 8]
sub ebx, eax
add edx, eax
jne 0x4910f8
xor eax, eax
jmp 0x491104
mov ecx, dword [edi + 0x30]
push ebx
call fcn.00493580
add esp, 4
mov dword [edi + 0x30], eax
mov dword [esi + 4], 0x67
mov eax, 0x67
cmp eax, 0x67
jne 0x49117a
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x491162
mov edx, dword [esi + 0x14]
lea eax, [edx + 2]
cmp eax, dword [esi + 0xc]
jbe 0x49113e
mov ecx, edi
call fcn.00490a50
mov edx, dword [esi + 0x14]
test edx, edx
jne 0x491313
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.00490a50
cmp dword [esi + 0x14], 0
jne 0x491313
cmp dword [edi + 4], 0
mov ebx, dword [ebp - 4]
jne 0x49119e
cmp dword [esi + 0x74], 0
jne 0x49119e
test ebx, ebx
je 0x491230
cmp dword [esi + 4], 0x29a
je 0x491230
mov eax, dword [esi + 0x84]
test eax, eax
jne 0x4911b1
push ebx
push esi
call fcn.00491810
jmp 0x4911e5
mov ecx, dword [esi + 0x88]
cmp ecx, 2
jne 0x4911c7
mov edx, ebx
mov ecx, esi
call fcn.00492850
jmp 0x4911e8
cmp ecx, 3
jne 0x4911d7
mov edx, ebx
mov ecx, esi
call fcn.00492500
jmp 0x4911e8
lea eax, [eax + eax*2]
mov eax, dword [eax*4 + 0x4a8ac8]
push ebx
push esi
call eax
add esp, 8
cmp eax, 2
je 0x4911f2
cmp eax, 3
jne 0x4911f9
mov dword [esi + 4], 0x29a
test eax, eax
je 0x49130d
cmp eax, 2
je 0x49130d
cmp eax, 1
jne 0x491230
push 0
push 0
xor edx, edx
mov ecx, esi
call fcn.00494680
add esp, 8
mov ecx, edi
call fcn.00490a50
cmp dword [edi + 0x10], 0
je 0x491313
cmp ebx, 4
jne 0x49131a
mov eax, dword [esi + 0x18]
test eax, eax
jg 0x49124a
lea eax, [ebx - 3]
pop ebx
pop edi
pop esi
mov esp, ebp
pop ebp
ret
cmp eax, 2
jne 0x4912d5
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 0x4912eb
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.00490a20
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.00490a20
mov ecx, edi
call fcn.00490a50
mov eax, dword [esi + 0x18]
test eax, eax
jle 0x4912fe
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 0x49131a
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