Function at 0x4d0b50
Capabilities:
Compress data via zlib inflate or deflate

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
push edi
mov dword [ebp - 0x10], edx
mov edi, ecx
call fcn.004d09b0
test eax, eax
jne 0x4d13ce
push esi
mov esi, dword [edi + 0x1c]
cmp dword [edi + 0xc], eax
je 0x4d13bc
cmp dword [edi + 4], eax
je 0x4d0b83
cmp dword [edi], eax
je 0x4d13bc
cmp dword [esi + 4], 0x29a
jne 0x4d0b95
cmp edx, 4
jne 0x4d13bc
cmp dword [edi + 0x10], 0
push ebx
je 0x4d0bf2
cmp dword [esi + 0x14], 0
mov ecx, dword [esi + 0x28]
mov dword [esi + 0x28], edx
je 0x4d0bbb
mov ecx, edi
call fcn.004d0b00
cmp dword [edi + 0x10], 0
je 0x4d13ac
jmp 0x4d0bde
cmp dword [edi + 4], 0
jne 0x4d0bde
xor eax, eax
mov ebx, 9
cmp ecx, 4
cmovg eax, ebx
add ecx, ecx
sub ecx, eax
lea eax, [edx + edx]
cmp eax, ecx
jg 0x4d0bde
cmp edx, 4
jne 0x4d0bf2
mov eax, dword [esi + 4]
cmp eax, 0x29a
jne 0x4d0c05
cmp dword [edi + 4], 0
je 0x4d0cca
pop ebx
pop esi
mov dword [edi + 0x18], str.buffer_error
mov eax, 0xfffffffb
pop edi
mov esp, ebp
pop ebp
ret
cmp eax, 0x2a
jne 0x4d0cca
mov ecx, dword [esi + 0x30]
shl ecx, 0xc
sub ecx, 0x7800
cmp dword [esi + 0x88], 2
mov ebx, ecx
jge 0x4d0c55
mov eax, dword [esi + 0x84]
cmp eax, 2
jl 0x4d0c55
cmp eax, 6
jge 0x4d0c3f
mov eax, 0x40
lea edx, [eax + 0x20]
jmp 0x4d0c5a
jne 0x4d0c4b
mov eax, 0x80
lea edx, [eax + 0x20]
jmp 0x4d0c5a
mov eax, 0xc0
lea edx, [eax + 0x20]
jmp 0x4d0c5a
xor eax, eax
lea edx, [eax + 0x20]
or ecx, eax
cmp dword [esi + 0x6c], 0
je 0x4d0c66
mov ecx, ebx
or ecx, edx
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.004d0ad0
cmp dword [esi + 0x6c], 0
je 0x4d0ca1
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.004d0ad0
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.004d0ad0
push 0
xor edx, edx
xor ecx, ecx
call fcn.004d04a0
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
mov dword [esi + 4], 0x71
call fcn.004d0b00
cmp dword [esi + 0x14], 0
jne 0x4d13ac
cmp dword [esi + 4], 0x39
jne 0x4d0ed5
push 0
xor edx, edx
xor ecx, ecx
call fcn.004d04d0
mov dword [edi + 0x30], eax
add esp, 4
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 0x4d0db0
mov eax, dword [esi + 8]
mov byte [ebx + eax], dl
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
inc ecx
mov dword [esi + 0x14], ecx
mov byte [ecx + eax], dl
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
inc ecx
mov dword [esi + 0x14], ecx
mov byte [ecx + eax], dl
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
inc ecx
mov dword [esi + 0x14], ecx
mov byte [ecx + eax], dl
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
inc ecx
mov dword [esi + 0x14], ecx
mov byte [ecx + eax], dl
inc dword [esi + 0x14]
mov eax, dword [esi + 0x84]
mov edx, dword [esi + 0x14]
cmp eax, 9
jne 0x4d0d69
mov cl, 2
jmp 0x4d0d7d
cmp dword [esi + 0x88], 2
jge 0x4d0d7b
cmp eax, 2
jl 0x4d0d7b
xor cl, cl
jmp 0x4d0d7d
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.004d0b00
cmp dword [esi + 0x14], 0
jne 0x4d13ac
jmp 0x4d0ed5
mov ecx, dword [edx + 0x1c]
mov eax, dword [edx + 0x2c]
neg ecx
sbb cl, cl
and cl, 8
neg eax
sbb al, al
and al, 2
add cl, al
mov eax, dword [edx + 0x24]
neg eax
sbb al, al
and al, 0x10
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
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
inc edx
mov ecx, dword [esi + 8]
mov dword [esi + 0x14], edx
movzx eax, byte [eax + 4]
mov byte [edx + ecx], al
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
inc edx
mov ecx, dword [esi + 8]
mov dword [esi + 0x14], edx
movzx eax, byte [eax + 5]
mov byte [edx + ecx], al
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
inc edx
mov ecx, dword [esi + 8]
mov dword [esi + 0x14], edx
movzx eax, byte [eax + 6]
mov byte [edx + ecx], al
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
inc edx
mov ecx, dword [esi + 8]
mov dword [esi + 0x14], edx
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 0x4d0e4e
mov cl, 2
jmp 0x4d0e62
cmp dword [esi + 0x88], 2
jge 0x4d0e60
cmp eax, 2
jl 0x4d0e60
xor cl, cl
jmp 0x4d0e62
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 edx, dword [esi + 0x14]
cmp dword [eax + 0x10], 0
je 0x4d0eac
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 0x4d0ec7
mov ecx, dword [edi + 0x30]
push edx
mov edx, dword [esi + 8]
call fcn.004d04d0
add esp, 4
mov dword [edi + 0x30], eax
mov dword [esi + 0x20], 0
mov dword [esi + 4], 0x45
mov ecx, dword [esi + 4]
cmp ecx, 0x45
jne 0x4d0fe7
mov eax, dword [esi + 0x1c]
lea edx, [esi + 0x1c]
mov dword [ebp - 4], edx
cmp dword [eax + 0x10], 0
je 0x4d0fd9
movzx eax, word [eax + 0x14]
sub eax, dword [esi + 0x20]
mov ecx, dword [esi + 0x14]
mov ebx, dword [esi + 0xc]
mov dword [ebp - 8], eax
add eax, ecx
mov dword [ebp - 0xc], ecx
cmp eax, ebx
jbe 0x4d0f85
nop dword [eax]
mov eax, dword [edx]
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 fcn.00524fb0
mov eax, dword [esi + 0x1c]
add esp, 0xc
mov ecx, dword [esi + 0xc]
mov dword [esi + 0x14], ecx
cmp dword [eax + 0x2c], 0
je 0x4d0f56
mov eax, dword [ebp - 0xc]
cmp ecx, eax
jbe 0x4d0f56
mov edx, dword [esi + 8]
sub ecx, eax
push ecx
mov ecx, dword [edi + 0x30]
add edx, eax
call fcn.004d04d0
add esp, 4
mov dword [edi + 0x30], eax
add dword [esi + 0x20], ebx
mov ecx, edi
call fcn.004d0b00
mov ecx, dword [esi + 0x14]
test ecx, ecx
jne 0x4d13ac
mov eax, dword [ebp - 8]
lea edx, [esi + 0x1c]
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 0x4d0f10
lea edx, [esi + 0x1c]
mov eax, dword [edx]
mov ebx, dword [ebp - 8]
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 fcn.00524fb0
mov eax, dword [esi + 0x1c]
lea edx, [esi + 0x1c]
add dword [esi + 0x14], ebx
add esp, 0xc
mov ecx, dword [esi + 0x14]
cmp dword [eax + 0x2c], 0
je 0x4d0fd2
mov eax, dword [ebp - 0xc]
cmp ecx, eax
jbe 0x4d0fd2
mov edx, dword [esi + 8]
sub ecx, eax
push ecx
mov ecx, dword [edi + 0x30]
add edx, eax
call fcn.004d04d0
add esp, 4
mov dword [edi + 0x30], eax
lea edx, [esi + 0x1c]
mov dword [esi + 0x20], 0
mov eax, edx
mov dword [esi + 4], 0x49
mov dword [ebp - 8], eax
jmp 0x4d0ffb
lea eax, [esi + 0x1c]
mov dword [ebp - 8], eax
mov edx, eax
mov dword [ebp - 4], edx
cmp ecx, 0x49
jne 0x4d10cd
mov eax, dword [eax]
cmp dword [eax + 0x1c], 0
je 0x4d10b6
mov ecx, dword [esi + 0x14]
lea edx, [esi + 8]
mov dword [ebp - 0xc], ecx
mov ebx, ecx
mov dword [ebp - 0x18], edx
mov dword [ebp - 0x14], edx
cmp ebx, dword [esi + 0xc]
jne 0x4d1056
mov eax, dword [ebp - 8]
mov eax, dword [eax]
cmp dword [eax + 0x2c], 0
je 0x4d1041
cmp ebx, ecx
jbe 0x4d1041
mov edx, dword [edx]
sub ebx, ecx
add edx, ecx
mov ecx, dword [edi + 0x30]
push ebx
call fcn.004d04d0
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.004d0b00
mov ebx, dword [esi + 0x14]
test ebx, ebx
jne 0x4d13ac
mov dword [ebp - 0xc], ebx
mov eax, dword [ebp - 8]
mov ecx, dword [esi + 0x20]
mov eax, dword [eax]
mov eax, dword [eax + 0x1c]
mov dl, byte [ecx + eax]
lea eax, [ecx + 1]
mov dword [esi + 0x20], eax
mov eax, dword [ebp - 0x14]
mov eax, dword [eax]
mov byte [ebx + eax], dl
mov ebx, dword [esi + 0x14]
inc ebx
mov dword [esi + 0x14], ebx
test dl, dl
je 0x4d1085
mov ecx, dword [ebp - 0xc]
mov edx, dword [ebp - 0x14]
jmp 0x4d1012
mov eax, dword [ebp - 8]
mov eax, dword [eax]
cmp dword [eax + 0x2c], 0
je 0x4d10af
mov eax, dword [ebp - 0xc]
cmp ebx, eax
jbe 0x4d10af
mov edx, dword [ebp - 0x18]
sub ebx, eax
mov ecx, dword [edi + 0x30]
push ebx
mov edx, dword [edx]
add edx, eax
call fcn.004d04d0
add esp, 4
mov dword [edi + 0x30], eax
mov dword [esi + 0x20], 0
mov edx, dword [ebp - 4]
mov eax, esi
mov dword [esi + 4], 0x5b
lea ebx, [eax + 0xc]
mov dword [ebp - 0x18], ebx
mov dword [ebp - 0x14], ebx
jmp 0x4d10df
lea ebx, [esi + 0xc]
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], ebx
cmp ecx, 0x5b
jne 0x4d11a4
mov eax, dword [edx]
cmp dword [eax + 0x24], 0
je 0x4d1198
mov ecx, dword [esi + 0x14]
lea edx, [esi + 8]
mov dword [ebp - 0xc], ecx
mov ebx, ecx
mov eax, dword [ebp - 0x14]
mov dword [ebp - 0x1c], edx
mov dword [ebp - 8], edx
cmp ebx, dword [eax]
jne 0x4d113c
mov eax, dword [ebp - 4]
mov eax, dword [eax]
cmp dword [eax + 0x2c], 0
je 0x4d1127
cmp ebx, ecx
jbe 0x4d1127
mov edx, dword [edx]
sub ebx, ecx
add edx, ecx
mov ecx, dword [edi + 0x30]
push ebx
call fcn.004d04d0
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.004d0b00
mov ebx, dword [esi + 0x14]
test ebx, ebx
jne 0x4d13ac
mov dword [ebp - 0xc], ebx
mov eax, dword [ebp - 4]
mov ecx, dword [esi + 0x20]
mov eax, dword [eax]
mov eax, dword [eax + 0x24]
mov dl, byte [ecx + eax]
lea eax, [ecx + 1]
mov dword [esi + 0x20], eax
mov eax, dword [ebp - 8]
mov eax, dword [eax]
mov byte [ebx + eax], dl
mov ebx, dword [esi + 0x14]
inc ebx
mov dword [esi + 0x14], ebx
test dl, dl
je 0x4d116b
mov ecx, dword [ebp - 0xc]
mov edx, dword [ebp - 8]
jmp 0x4d10f6
mov edx, dword [ebp - 4]
mov eax, dword [edx]
cmp dword [eax + 0x2c], 0
je 0x4d1198
mov eax, dword [ebp - 0xc]
cmp ebx, eax
jbe 0x4d1198
mov edx, dword [ebp - 0x1c]
sub ebx, eax
mov ecx, dword [edi + 0x30]
push ebx
mov edx, dword [edx]
add edx, eax
call fcn.004d04d0
mov edx, dword [ebp - 4]
add esp, 4
mov dword [edi + 0x30], eax
mov ebx, dword [ebp - 0x18]
mov dword [esi + 4], 0x67
jmp 0x4d11a9
cmp ecx, 0x67
jne 0x4d1213
mov eax, dword [edx]
cmp dword [eax + 0x2c], 0
je 0x4d11fb
mov edx, dword [esi + 0x14]
lea eax, [edx + 2]
cmp eax, dword [ebx]
jbe 0x4d11cd
mov ecx, edi
call fcn.004d0b00
mov edx, dword [esi + 0x14]
test edx, edx
jne 0x4d13ac
mov ecx, dword [esi + 8]
movzx eax, byte [edi + 0x30]
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]
mov byte [edx + ecx], al
xor edx, edx
inc dword [esi + 0x14]
xor ecx, ecx
call fcn.004d04d0
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
mov dword [esi + 4], 0x71
call fcn.004d0b00
cmp dword [esi + 0x14], 0
jne 0x4d13ac
cmp dword [edi + 4], 0
mov ebx, dword [ebp - 0x10]
jne 0x4d1237
cmp dword [esi + 0x74], 0
jne 0x4d1237
test ebx, ebx
je 0x4d13b3
cmp dword [esi + 4], 0x29a
je 0x4d12c9
mov eax, dword [esi + 0x84]
test eax, eax
jne 0x4d124a
push ebx
push esi
call fcn.004d18f0
jmp 0x4d127e
mov ecx, dword [esi + 0x88]
cmp ecx, 2
jne 0x4d1260
mov edx, ebx
mov ecx, esi
call fcn.004d25f0
jmp 0x4d1281
cmp ecx, 3
jne 0x4d1270
mov edx, ebx
mov ecx, esi
call fcn.004d2370
jmp 0x4d1281
lea eax, [eax + eax*2]
mov eax, dword [eax*4 + 0x573f60]
push ebx
push esi
call eax
add esp, 8
cmp eax, 2
je 0x4d128b
cmp eax, 3
jne 0x4d1292
mov dword [esi + 4], 0x29a
test eax, eax
je 0x4d13a6
cmp eax, 2
je 0x4d13a6
cmp eax, 1
jne 0x4d12c9
push 0
push 0
xor edx, edx
mov ecx, esi
call fcn.004d5d30
add esp, 8
mov ecx, edi
call fcn.004d0b00
cmp dword [edi + 0x10], 0
je 0x4d13ac
cmp ebx, 4
jne 0x4d13b3
mov eax, dword [esi + 0x18]
test eax, eax
jg 0x4d12e3
lea eax, [ebx - 3]
pop ebx
pop esi
pop edi
mov esp, ebp
pop ebp
ret
cmp eax, 2
jne 0x4d136e
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 0x4d1384
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.004d0ad0
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.004d0ad0
mov ecx, edi
call fcn.004d0b00
mov eax, dword [esi + 0x18]
test eax, eax
jle 0x4d1397
neg eax
mov dword [esi + 0x18], eax
xor eax, eax
cmp dword [esi + 0x14], eax
pop ebx
pop esi
sete al
pop edi
mov esp, ebp
pop ebp
ret
cmp dword [edi + 0x10], 0
jne 0x4d13b3
mov dword [esi + 0x28], 0xffffffff
pop ebx
pop esi
xor eax, eax
pop edi
mov esp, ebp
pop ebp
ret
pop esi
mov dword [edi + 0x18], str.stream_error
mov eax, 0xfffffffe
pop edi
mov esp, ebp
pop ebp
ret
mov eax, 0xfffffffe
pop edi
mov esp, ebp
pop ebp
ret