Function at 0x493740
Capabilities:
Compress data via zlib inflate or deflate

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
test edi, edi
je 0x494038
cmp dword [edi + 0x20], 0
je 0x494038
cmp dword [edi + 0x24], 0
je 0x494038
mov esi, dword [edi + 0x1c]
test esi, esi
je 0x494038
cmp dword [esi], edi
jne 0x494038
mov eax, dword [esi + 4]
cmp eax, 0x2a
je 0x4937aa
cmp eax, 0x39
je 0x4937aa
cmp eax, 0x45
je 0x4937aa
cmp eax, 0x49
je 0x4937aa
cmp eax, 0x5b
je 0x4937aa
cmp eax, 0x67
je 0x4937aa
cmp eax, 0x71
je 0x4937aa
cmp eax, 0x29a
jne 0x494038
mov ebx, dword [ebp + 0xc]
cmp ebx, 5
ja 0x494038
cmp dword [edi + 0xc], 0
je 0x494030
cmp dword [edi + 4], 0
je 0x4937cf
cmp dword [edi], 0
je 0x494030
cmp dword [esi + 4], 0x29a
jne 0x4937e1
cmp ebx, 4
jne 0x494030
cmp dword [edi + 0x10], 0
jne 0x4937fb
mov eax, dword [str.buffer_error]
mov dword [edi + 0x18], eax
mov eax, 0xfffffffb
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
cmp dword [esi + 0x14], 0
mov edx, dword [esi + 0x28]
mov dword [esi + 0x28], ebx
je 0x493826
push edi
call fcn.00494c40
add esp, 4
cmp dword [edi + 0x10], 0
jne 0x493858
mov dword [esi + 0x28], 0xffffffff
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
cmp dword [edi + 4], 0
jne 0x493858
xor eax, eax
mov ecx, 9
cmp edx, 4
cmovg eax, ecx
add edx, edx
sub edx, eax
xor ecx, ecx
cmp ebx, 4
mov eax, 9
cmovg ecx, eax
lea eax, [ebx + ebx]
sub eax, ecx
cmp eax, edx
jg 0x493858
cmp ebx, 4
jne 0x4937e7
mov eax, dword [esi + 4]
cmp eax, 0x29a
jne 0x49386c
cmp dword [edi + 4], 0
jne 0x4937e7
cmp eax, 0x2a
jne 0x49392a
mov ecx, dword [esi + 0x30]
shl ecx, 0xc
sub ecx, 0x7800
cmp dword [esi + 0x88], 2
jge 0x4938ae
mov edx, dword [esi + 0x84]
cmp edx, 2
jl 0x4938ae
cmp edx, 6
jge 0x4938a1
mov eax, 1
jmp 0x4938b0
xor eax, eax
cmp edx, 6
setne al
add eax, 2
jmp 0x4938b0
xor eax, eax
shl eax, 6
or eax, ecx
mov ecx, eax
or ecx, 0x20
cmp dword [esi + 0x6c], 0
cmove ecx, eax
mov eax, 0x8421085
mul ecx
sub ecx, edx
shr ecx, 1
add ecx, edx
shr ecx, 4
inc ecx
mov eax, ecx
shl eax, 5
sub eax, ecx
push eax
push esi
call fcn.00494eb0
add esp, 8
cmp dword [esi + 0x6c], 0
je 0x493902
movzx eax, word [edi + 0x32]
push eax
push esi
call fcn.00494eb0
movzx eax, word [edi + 0x30]
push eax
push esi
call fcn.00494eb0
add esp, 0x10
push 0
push 0
push 0
call fcn.004924f0
mov dword [edi + 0x30], eax
push edi
mov dword [esi + 4], 0x71
call fcn.00494c40
add esp, 0x10
cmp dword [esi + 0x14], 0
jne 0x493816
cmp dword [esi + 4], 0x39
jne 0x493b42
push 0
push 0
push 0
call fcn.00492780
mov dword [edi + 0x30], eax
add esp, 0xc
mov eax, dword [esi + 0x14]
mov ecx, 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 0x493a1d
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 0x4939c6
lea ecx, [eax - 7]
jmp 0x4939dd
cmp dword [esi + 0x88], 2
jge 0x4939d8
cmp eax, 2
jl 0x4939d8
xor ecx, ecx
jmp 0x4939dd
mov ecx, 4
mov eax, dword [esi + 8]
push edi
mov byte [edx + eax], cl
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], 0xa
inc dword [esi + 0x14]
mov dword [esi + 4], 0x71
call fcn.00494c40
add esp, 4
cmp dword [esi + 0x14], 0
je 0x493b42
pop edi
mov dword [esi + 0x28], 0xffffffff
xor eax, eax
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
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 0x493ab8
lea ecx, [eax - 7]
jmp 0x493acf
cmp dword [esi + 0x88], 2
jge 0x493aca
cmp eax, 2
jl 0x493aca
xor ecx, ecx
jmp 0x493acf
mov ecx, 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 edx, dword [esi + 0x14]
cmp dword [eax + 0x10], 0
je 0x493b19
mov ecx, dword [esi + 8]
movzx eax, byte [eax + 0x14]
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 + 0x15]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x493b34
push edx
push dword [esi + 8]
push dword [edi + 0x30]
call fcn.00492780
add esp, 0xc
mov dword [edi + 0x30], eax
mov dword [esi + 0x20], 0
mov dword [esi + 4], 0x45
cmp dword [esi + 4], 0x45
jne 0x493c4a
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x10], 0
je 0x493c43
movzx ecx, word [eax + 0x14]
mov ebx, dword [esi + 0x14]
mov eax, ebx
sub ecx, dword [esi + 0x20]
add eax, ecx
mov dword [ebp + 8], ebx
mov dword [ebp - 4], ecx
cmp eax, dword [esi + 0xc]
jbe 0x493bf5
mov eax, dword [esi + 0x1c]
mov ebx, dword [esi + 0xc]
sub ebx, dword [esi + 0x14]
push ebx
mov eax, dword [eax + 0x10]
add eax, dword [esi + 0x20]
push eax
mov eax, dword [esi + 8]
add eax, dword [esi + 0x14]
push eax
call fcn.004f1320
mov eax, dword [esi + 0x1c]
add esp, 0xc
mov ecx, dword [esi + 0xc]
mov dword [esi + 0x14], ecx
cmp dword [eax + 0x2c], 0
je 0x493bc3
mov edx, dword [ebp + 8]
cmp ecx, edx
jbe 0x493bc3
mov eax, dword [esi + 8]
sub ecx, edx
push ecx
add eax, edx
push eax
push dword [edi + 0x30]
call fcn.00492780
add esp, 0xc
mov dword [edi + 0x30], eax
add dword [esi + 0x20], ebx
push edi
call fcn.00494c40
add esp, 4
cmp dword [esi + 0x14], 0
jne 0x493816
mov ecx, dword [ebp - 4]
mov eax, dword [esi + 0x14]
sub ecx, ebx
add eax, ecx
mov dword [ebp + 8], 0
mov dword [ebp - 4], ecx
cmp eax, dword [esi + 0xc]
ja 0x493b76
mov ebx, dword [ebp + 8]
mov eax, dword [esi + 0x1c]
push ecx
mov eax, dword [eax + 0x10]
add eax, dword [esi + 0x20]
push eax
mov eax, dword [esi + 8]
add eax, dword [esi + 0x14]
push eax
call fcn.004f1320
mov eax, dword [ebp - 4]
add esp, 0xc
add dword [esi + 0x14], eax
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 0x14]
cmp dword [eax + 0x2c], 0
je 0x493c3c
cmp ecx, ebx
jbe 0x493c3c
mov eax, dword [esi + 8]
sub ecx, ebx
push ecx
add eax, ebx
push eax
push dword [edi + 0x30]
call fcn.00492780
add esp, 0xc
mov dword [edi + 0x30], eax
mov dword [esi + 0x20], 0
mov dword [esi + 4], 0x49
cmp dword [esi + 4], 0x49
jne 0x493cff
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x1c], 0
je 0x493cf8
mov ebx, dword [esi + 0x14]
mov eax, dword [esi + 0x14]
cmp eax, dword [esi + 0xc]
jne 0x493ca8
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x493c93
mov eax, dword [esi + 0x14]
cmp eax, ebx
jbe 0x493c93
sub eax, ebx
push eax
mov eax, dword [esi + 8]
add eax, ebx
push eax
push dword [edi + 0x30]
call fcn.00492780
add esp, 0xc
mov dword [edi + 0x30], eax
push edi
call fcn.00494c40
add esp, 4
cmp dword [esi + 0x14], 0
jne 0x493816
xor ebx, ebx
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 0x20]
mov eax, dword [eax + 0x1c]
movzx edx, byte [eax + ecx]
lea eax, [ecx + 1]
mov ecx, dword [esi + 8]
mov dword [esi + 0x20], eax
mov eax, dword [esi + 0x14]
mov byte [ecx + eax], dl
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
test edx, edx
jne 0x493c64
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], edx
je 0x493cf1
cmp ecx, ebx
jbe 0x493cf1
mov eax, dword [esi + 8]
sub ecx, ebx
push ecx
add eax, ebx
push eax
push dword [edi + 0x30]
call fcn.00492780
add esp, 0xc
mov dword [edi + 0x30], eax
mov dword [esi + 0x20], 0
mov dword [esi + 4], 0x5b
cmp dword [esi + 4], 0x5b
jne 0x493db4
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x24], 0
je 0x493dad
mov ebx, dword [esi + 0x14]
nop dword [eax]
mov eax, dword [esi + 0x14]
cmp eax, dword [esi + 0xc]
jne 0x493d64
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x493d4f
mov eax, dword [esi + 0x14]
cmp eax, ebx
jbe 0x493d4f
sub eax, ebx
push eax
mov eax, dword [esi + 8]
add eax, ebx
push eax
push dword [edi + 0x30]
call fcn.00492780
add esp, 0xc
mov dword [edi + 0x30], eax
push edi
call fcn.00494c40
add esp, 4
cmp dword [esi + 0x14], 0
jne 0x493816
xor ebx, ebx
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 0x20]
mov eax, dword [eax + 0x24]
movzx edx, byte [eax + ecx]
lea eax, [ecx + 1]
mov ecx, dword [esi + 8]
mov dword [esi + 0x20], eax
mov eax, dword [esi + 0x14]
mov byte [ecx + eax], dl
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
test edx, edx
jne 0x493d20
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], edx
je 0x493dad
cmp ecx, ebx
jbe 0x493dad
mov eax, dword [esi + 8]
sub ecx, ebx
push ecx
add eax, ebx
push eax
push dword [edi + 0x30]
call fcn.00492780
add esp, 0xc
mov dword [edi + 0x30], eax
mov dword [esi + 4], 0x67
cmp dword [esi + 4], 0x67
jne 0x493e2c
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x493e12
mov eax, dword [esi + 0x14]
add eax, 2
cmp eax, dword [esi + 0xc]
jbe 0x493de1
push edi
call fcn.00494c40
add esp, 4
cmp dword [esi + 0x14], 0
jne 0x493816
mov ecx, dword [esi + 0x14]
mov edx, dword [esi + 8]
movzx eax, byte [edi + 0x30]
push 0
push 0
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
movzx eax, byte [edi + 0x31]
push 0
mov byte [edx + ecx], al
inc dword [esi + 0x14]
call fcn.00492780
add esp, 0xc
mov dword [edi + 0x30], eax
push edi
mov dword [esi + 4], 0x71
call fcn.00494c40
add esp, 4
cmp dword [esi + 0x14], 0
jne 0x493816
cmp dword [edi + 4], 0
mov ebx, dword [ebp + 0xc]
jne 0x493e50
cmp dword [esi + 0x74], 0
jne 0x493e50
test ebx, ebx
je 0x493f34
cmp dword [esi + 4], 0x29a
je 0x493f34
mov eax, dword [esi + 0x84]
push ebx
push esi
test eax, eax
jne 0x493e63
call fcn.00492a40
jmp 0x493e8d
mov ecx, dword [esi + 0x88]
cmp ecx, 2
jne 0x493e75
call fcn.004944b0
jmp 0x493e8d
cmp ecx, 3
jne 0x493e81
call fcn.004946a0
jmp 0x493e8d
lea eax, [eax + eax*2]
mov eax, dword [eax*4 + 0x597658]
call eax
add esp, 8
cmp eax, 2
je 0x493e9a
cmp eax, 3
jne 0x493ea1
mov dword [esi + 4], 0x29a
test eax, eax
je 0x494016
cmp eax, 2
je 0x494016
cmp eax, 1
jne 0x493f34
cmp ebx, eax
jne 0x493ec6
push esi
call fcn.004973d0
add esp, 4
jmp 0x493f21
cmp ebx, 5
je 0x493f21
push 0
push 0
push 0
push esi
call fcn.00497750
add esp, 0x10
cmp ebx, 3
jne 0x493f21
mov eax, dword [esi + 0x44]
xor edx, edx
mov ecx, dword [esi + 0x4c]
mov word [eax + ecx*2 - 2], dx
mov eax, dword [esi + 0x4c]
lea eax, [eax*2 - 2]
push eax
push edx
push dword [esi + 0x44]
call fcn.004f21c0
add esp, 0xc
cmp dword [esi + 0x74], 0
jne 0x493f21
mov dword [esi + 0x6c], 0
mov dword [esi + 0x5c], 0
mov dword [esi + 0x16b4], 0
push edi
call fcn.00494c40
add esp, 4
cmp dword [edi + 0x10], 0
je 0x493816
cmp ebx, 4
jne 0x49381d
mov eax, dword [esi + 0x18]
test eax, eax
jg 0x493f4e
pop edi
pop esi
lea eax, [ebx - 3]
pop ebx
mov esp, ebp
pop ebp
ret
cmp eax, 2
jne 0x493fd9
mov ecx, dword [esi + 0x14]
movzx eax, byte [edi + 0x30]
mov edx, 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 0x493ff2
movzx eax, word [edi + 0x32]
push eax
push esi
call fcn.00494eb0
movzx eax, word [edi + 0x30]
push eax
push esi
call fcn.00494eb0
add esp, 0x10
push edi
call fcn.00494c40
mov eax, dword [esi + 0x18]
add esp, 4
test eax, eax
jle 0x494007
neg eax
mov dword [esi + 0x18], eax
xor eax, eax
cmp dword [esi + 0x14], eax
pop edi
pop esi
sete al
pop ebx
mov esp, ebp
pop ebp
ret
cmp dword [edi + 0x10], 0
jne 0x49381d
pop edi
mov dword [esi + 0x28], 0xffffffff
xor eax, eax
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [str.stream_error]
mov dword [edi + 0x18], eax
pop edi
pop esi
mov eax, 0xfffffffe
pop ebx
mov esp, ebp
pop ebp
ret