Function at 0x4aa060
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.004a9ec0
test eax, eax
jne 0x4aa8de
push esi
mov esi, dword [edi + 0x1c]
cmp dword [edi + 0xc], eax
je 0x4aa8cc
cmp dword [edi + 4], eax
je 0x4aa093
cmp dword [edi], eax
je 0x4aa8cc
cmp dword [esi + 4], 0x29a
jne 0x4aa0a5
cmp edx, 4
jne 0x4aa8cc
cmp dword [edi + 0x10], 0
push ebx
je 0x4aa102
cmp dword [esi + 0x14], 0
mov ecx, dword [esi + 0x28]
mov dword [esi + 0x28], edx
je 0x4aa0cb
mov ecx, edi
call fcn.004aa010
cmp dword [edi + 0x10], 0
je 0x4aa8bc
jmp 0x4aa0ee
cmp dword [edi + 4], 0
jne 0x4aa0ee
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 0x4aa0ee
cmp edx, 4
jne 0x4aa102
mov eax, dword [esi + 4]
cmp eax, 0x29a
jne 0x4aa115
cmp dword [edi + 4], 0
je 0x4aa1da
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 0x4aa1da
mov ecx, dword [esi + 0x30]
shl ecx, 0xc
sub ecx, 0x7800
cmp dword [esi + 0x88], 2
mov ebx, ecx
jge 0x4aa165
mov eax, dword [esi + 0x84]
cmp eax, 2
jl 0x4aa165
cmp eax, 6
jge 0x4aa14f
mov eax, 0x40
lea edx, [eax + 0x20]
jmp 0x4aa16a
jne 0x4aa15b
mov eax, 0x80
lea edx, [eax + 0x20]
jmp 0x4aa16a
mov eax, 0xc0
lea edx, [eax + 0x20]
jmp 0x4aa16a
xor eax, eax
lea edx, [eax + 0x20]
or ecx, eax
cmp dword [esi + 0x6c], 0
je 0x4aa176
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.004a9fe0
cmp dword [esi + 0x6c], 0
je 0x4aa1b1
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.004a9fe0
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.004a9fe0
push 0
xor edx, edx
xor ecx, ecx
call fcn.004a99b0
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
mov dword [esi + 4], 0x71
call fcn.004aa010
cmp dword [esi + 0x14], 0
jne 0x4aa8bc
cmp dword [esi + 4], 0x39
jne 0x4aa3e5
push 0
xor edx, edx
xor ecx, ecx
call fcn.004a99e0
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 0x4aa2c0
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 0x4aa279
mov cl, 2
jmp 0x4aa28d
cmp dword [esi + 0x88], 2
jge 0x4aa28b
cmp eax, 2
jl 0x4aa28b
xor cl, cl
jmp 0x4aa28d
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.004aa010
cmp dword [esi + 0x14], 0
jne 0x4aa8bc
jmp 0x4aa3e5
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 0x4aa35e
mov cl, 2
jmp 0x4aa372
cmp dword [esi + 0x88], 2
jge 0x4aa370
cmp eax, 2
jl 0x4aa370
xor cl, cl
jmp 0x4aa372
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 0x4aa3bc
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 0x4aa3d7
mov ecx, dword [edi + 0x30]
push edx
mov edx, dword [esi + 8]
call fcn.004a99e0
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 0x4aa4f7
mov eax, dword [esi + 0x1c]
lea edx, [esi + 0x1c]
mov dword [ebp - 4], edx
cmp dword [eax + 0x10], 0
je 0x4aa4e9
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 0x4aa495
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.004fe500
mov eax, dword [esi + 0x1c]
add esp, 0xc
mov ecx, dword [esi + 0xc]
mov dword [esi + 0x14], ecx
cmp dword [eax + 0x2c], 0
je 0x4aa466
mov eax, dword [ebp - 0xc]
cmp ecx, eax
jbe 0x4aa466
mov edx, dword [esi + 8]
sub ecx, eax
push ecx
mov ecx, dword [edi + 0x30]
add edx, eax
call fcn.004a99e0
add esp, 4
mov dword [edi + 0x30], eax
add dword [esi + 0x20], ebx
mov ecx, edi
call fcn.004aa010
mov ecx, dword [esi + 0x14]
test ecx, ecx
jne 0x4aa8bc
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 0x4aa420
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.004fe500
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 0x4aa4e2
mov eax, dword [ebp - 0xc]
cmp ecx, eax
jbe 0x4aa4e2
mov edx, dword [esi + 8]
sub ecx, eax
push ecx
mov ecx, dword [edi + 0x30]
add edx, eax
call fcn.004a99e0
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 0x4aa50b
lea eax, [esi + 0x1c]
mov dword [ebp - 8], eax
mov edx, eax
mov dword [ebp - 4], edx
cmp ecx, 0x49
jne 0x4aa5dd
mov eax, dword [eax]
cmp dword [eax + 0x1c], 0
je 0x4aa5c6
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 0x4aa566
mov eax, dword [ebp - 8]
mov eax, dword [eax]
cmp dword [eax + 0x2c], 0
je 0x4aa551
cmp ebx, ecx
jbe 0x4aa551
mov edx, dword [edx]
sub ebx, ecx
add edx, ecx
mov ecx, dword [edi + 0x30]
push ebx
call fcn.004a99e0
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.004aa010
mov ebx, dword [esi + 0x14]
test ebx, ebx
jne 0x4aa8bc
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 0x4aa595
mov ecx, dword [ebp - 0xc]
mov edx, dword [ebp - 0x14]
jmp 0x4aa522
mov eax, dword [ebp - 8]
mov eax, dword [eax]
cmp dword [eax + 0x2c], 0
je 0x4aa5bf
mov eax, dword [ebp - 0xc]
cmp ebx, eax
jbe 0x4aa5bf
mov edx, dword [ebp - 0x18]
sub ebx, eax
mov ecx, dword [edi + 0x30]
push ebx
mov edx, dword [edx]
add edx, eax
call fcn.004a99e0
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 0x4aa5ef
lea ebx, [esi + 0xc]
mov dword [ebp - 0x14], ebx
mov dword [ebp - 0x18], ebx
cmp ecx, 0x5b
jne 0x4aa6b4
mov eax, dword [edx]
cmp dword [eax + 0x24], 0
je 0x4aa6a8
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 0x4aa64c
mov eax, dword [ebp - 4]
mov eax, dword [eax]
cmp dword [eax + 0x2c], 0
je 0x4aa637
cmp ebx, ecx
jbe 0x4aa637
mov edx, dword [edx]
sub ebx, ecx
add edx, ecx
mov ecx, dword [edi + 0x30]
push ebx
call fcn.004a99e0
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.004aa010
mov ebx, dword [esi + 0x14]
test ebx, ebx
jne 0x4aa8bc
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 0x4aa67b
mov ecx, dword [ebp - 0xc]
mov edx, dword [ebp - 8]
jmp 0x4aa606
mov edx, dword [ebp - 4]
mov eax, dword [edx]
cmp dword [eax + 0x2c], 0
je 0x4aa6a8
mov eax, dword [ebp - 0xc]
cmp ebx, eax
jbe 0x4aa6a8
mov edx, dword [ebp - 0x1c]
sub ebx, eax
mov ecx, dword [edi + 0x30]
push ebx
mov edx, dword [edx]
add edx, eax
call fcn.004a99e0
mov edx, dword [ebp - 4]
add esp, 4
mov dword [edi + 0x30], eax
mov ebx, dword [ebp - 0x18]
mov dword [esi + 4], 0x67
jmp 0x4aa6b9
cmp ecx, 0x67
jne 0x4aa723
mov eax, dword [edx]
cmp dword [eax + 0x2c], 0
je 0x4aa70b
mov edx, dword [esi + 0x14]
lea eax, [edx + 2]
cmp eax, dword [ebx]
jbe 0x4aa6dd
mov ecx, edi
call fcn.004aa010
mov edx, dword [esi + 0x14]
test edx, edx
jne 0x4aa8bc
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.004a99e0
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
mov dword [esi + 4], 0x71
call fcn.004aa010
cmp dword [esi + 0x14], 0
jne 0x4aa8bc
cmp dword [edi + 4], 0
mov ebx, dword [ebp - 0x10]
jne 0x4aa747
cmp dword [esi + 0x74], 0
jne 0x4aa747
test ebx, ebx
je 0x4aa8c3
cmp dword [esi + 4], 0x29a
je 0x4aa7d9
mov eax, dword [esi + 0x84]
test eax, eax
jne 0x4aa75a
push ebx
push esi
call fcn.004aae00
jmp 0x4aa78e
mov ecx, dword [esi + 0x88]
cmp ecx, 2
jne 0x4aa770
mov edx, ebx
mov ecx, esi
call fcn.004abb00
jmp 0x4aa791
cmp ecx, 3
jne 0x4aa780
mov edx, ebx
mov ecx, esi
call fcn.004ab880
jmp 0x4aa791
lea eax, [eax + eax*2]
mov eax, dword [eax*4 + 0x54e6e8]
push ebx
push esi
call eax
add esp, 8
cmp eax, 2
je 0x4aa79b
cmp eax, 3
jne 0x4aa7a2
mov dword [esi + 4], 0x29a
test eax, eax
je 0x4aa8b6
cmp eax, 2
je 0x4aa8b6
cmp eax, 1
jne 0x4aa7d9
push 0
push 0
xor edx, edx
mov ecx, esi
call fcn.004af240
add esp, 8
mov ecx, edi
call fcn.004aa010
cmp dword [edi + 0x10], 0
je 0x4aa8bc
cmp ebx, 4
jne 0x4aa8c3
mov eax, dword [esi + 0x18]
test eax, eax
jg 0x4aa7f3
lea eax, [ebx - 3]
pop ebx
pop esi
pop edi
mov esp, ebp
pop ebp
ret
cmp eax, 2
jne 0x4aa87e
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 0x4aa894
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.004a9fe0
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.004a9fe0
mov ecx, edi
call fcn.004aa010
mov eax, dword [esi + 0x18]
test eax, eax
jle 0x4aa8a7
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 0x4aa8c3
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