Function at 0x487830
Capabilities:
Compress data via zlib inflate or deflate

Disassembly:
push ebx
push ebp
mov ebp, dword [esp + 0xc]
test ebp, ebp
push esi
push edi
je 0x488133
mov esi, dword [ebp + 0x1c]
test esi, esi
je 0x488133
mov ecx, dword [esp + 0x18]
cmp ecx, 5
jg 0x488133
test ecx, ecx
jl 0x488133
mov eax, dword [ebp + 0xc]
test eax, eax
je 0x48812a
cmp dword [ebp], 0
jne 0x48787c
mov eax, dword [ebp + 4]
test eax, eax
jne 0x48812a
mov eax, dword [esi + 4]
cmp eax, 0x29a
jne 0x48788f
cmp ecx, 4
jne 0x48812a
mov edx, dword [ebp + 0x10]
test edx, edx
jne 0x4878a8
mov eax, dword [str.buffer_error]
pop edi
pop esi
mov dword [ebp + 0x18], eax
pop ebp
mov eax, 0xfffffffb
pop ebx
ret
cmp eax, 0x2a
mov edx, dword [esi + 0x28]
mov dword [esi], ebp
mov dword [esp + 0x14], edx
mov dword [esi + 0x28], ecx
mov ebx, 2
jne 0x487b9f
cmp dword [esi + 0x18], ebx
jne 0x487afc
push 0
push 0
push 0
call fcn.0048b090
mov dword [ebp + 0x30], eax
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [eax + ecx], 0x1f
mov eax, dword [esi + 0x14]
mov edx, dword [esi + 8]
add esp, 0xc
inc eax
mov dword [esi + 0x14], eax
mov byte [edx + eax], 0x8b
mov edi, dword [esi + 0x14]
mov ecx, dword [esi + 8]
inc edi
mov dword [esi + 0x14], edi
mov eax, edi
mov byte [ecx + eax], 8
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
inc edx
test eax, eax
mov dword [esi + 0x14], edx
mov edi, edx
jne 0x4879ae
mov edx, dword [esi + 8]
mov byte [edx + edi], al
mov edi, dword [esi + 0x14]
mov ecx, dword [esi + 8]
inc edi
mov dword [esi + 0x14], edi
mov eax, edi
mov byte [ecx + eax], 0
mov edx, dword [esi + 0x14]
inc edx
mov dword [esi + 0x14], edx
mov eax, edx
mov edx, dword [esi + 8]
mov byte [edx + eax], 0
mov ecx, dword [esi + 0x14]
inc ecx
mov dword [esi + 0x14], ecx
mov eax, ecx
mov ecx, dword [esi + 8]
mov byte [ecx + eax], 0
mov eax, dword [esi + 0x14]
mov edx, dword [esi + 8]
inc eax
mov dword [esi + 0x14], eax
mov byte [edx + eax], 0
mov edi, dword [esi + 0x14]
mov eax, dword [esi + 0x84]
inc edi
cmp eax, 9
mov dword [esi + 0x14], edi
mov ecx, edi
jne 0x487974
mov eax, ebx
jmp 0x487989
cmp dword [esi + 0x88], ebx
jge 0x487984
cmp eax, ebx
jl 0x487984
xor eax, eax
jmp 0x487989
mov eax, 4
mov edx, dword [esi + 8]
mov byte [edx + ecx], al
mov ecx, dword [esi + 0x14]
inc ecx
mov dword [esi + 0x14], ecx
mov eax, ecx
mov ecx, dword [esi + 8]
mov byte [ecx + eax], 0xb
inc dword [esi + 0x14]
mov dword [esi + 4], 0x71
jmp 0x487b9f
mov edx, dword [eax + 0x24]
mov ecx, dword [eax + 0x2c]
neg edx
sbb dl, dl
and edx, 0x10
test ecx, ecx
sete cl
dec ecx
and ecx, ebx
add dl, cl
mov ecx, dword [eax + 0x1c]
neg ecx
sbb cl, cl
and ecx, 8
add dl, cl
mov ecx, dword [eax + 0x10]
neg ecx
sbb cl, cl
and ecx, 4
add dl, cl
cmp dword [eax], 0
mov ecx, dword [esi + 8]
setne al
add dl, al
mov byte [ecx + edi], dl
mov edi, dword [esi + 0x14]
mov edx, dword [esi + 0x1c]
mov ecx, dword [esi + 8]
inc edi
mov dword [esi + 0x14], edi
mov dl, byte [edx + 4]
mov eax, edi
mov byte [ecx + eax], dl
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 0x1c]
inc edx
mov dword [esi + 0x14], edx
mov eax, edx
mov edx, dword [ecx + 4]
mov ecx, dword [esi + 8]
shr edx, 8
mov byte [ecx + eax], dl
mov eax, dword [esi + 0x14]
mov edx, dword [esi + 0x1c]
inc eax
mov dword [esi + 0x14], eax
mov ecx, dword [edx + 4]
mov edx, dword [esi + 8]
shr ecx, 0x10
mov byte [edx + eax], cl
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 0x1c]
inc edx
mov dword [esi + 0x14], edx
mov eax, edx
mov edx, dword [ecx + 4]
mov ecx, dword [esi + 8]
shr edx, 0x18
mov byte [ecx + eax], dl
mov edi, dword [esi + 0x14]
mov eax, dword [esi + 0x84]
inc edi
cmp eax, 9
mov dword [esi + 0x14], edi
mov ecx, edi
jne 0x487a5e
mov eax, ebx
jmp 0x487a73
cmp dword [esi + 0x88], ebx
jge 0x487a6e
cmp eax, ebx
jl 0x487a6e
xor eax, eax
jmp 0x487a73
mov eax, 4
mov edx, dword [esi + 8]
mov byte [edx + ecx], al
mov ebx, dword [esi + 0x14]
mov ecx, dword [esi + 0x1c]
mov edx, dword [esi + 8]
inc ebx
mov dword [esi + 0x14], ebx
mov cl, byte [ecx + 0xc]
mov eax, ebx
mov byte [edx + eax], cl
mov edi, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
inc edi
mov dword [esi + 0x14], edi
mov edx, dword [eax + 0x10]
test edx, edx
mov ecx, edi
je 0x487acb
mov al, byte [eax + 0x14]
mov edx, dword [esi + 8]
mov byte [edx + ecx], al
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 0x1c]
inc edx
mov dword [esi + 0x14], edx
mov eax, edx
mov edx, dword [ecx + 0x14]
mov ecx, dword [esi + 8]
shr edx, 8
mov byte [ecx + eax], dl
mov eax, dword [esi + 0x14]
inc eax
mov dword [esi + 0x14], eax
mov ecx, eax
mov edx, dword [esi + 0x1c]
mov eax, dword [edx + 0x2c]
test eax, eax
je 0x487ae9
mov eax, dword [esi + 8]
push ecx
mov ecx, dword [ebp + 0x30]
push eax
push ecx
call fcn.0048b090
add esp, 0xc
mov dword [ebp + 0x30], eax
mov dword [esi + 0x20], 0
mov dword [esi + 4], 0x45
jmp 0x487b9f
mov ecx, dword [esi + 0x30]
mov eax, dword [esi + 0x88]
shl ecx, 0xc
sub ecx, 0x7800
cmp eax, ebx
jge 0x487b36
mov eax, dword [esi + 0x84]
cmp eax, ebx
jl 0x487b36
cmp eax, 6
jge 0x487b28
mov eax, 1
jmp 0x487b38
xor edx, edx
cmp eax, 6
setne dl
add edx, ebx
mov eax, edx
jmp 0x487b38
xor eax, eax
shl eax, 6
or ecx, eax
mov eax, dword [esi + 0x6c]
test eax, eax
je 0x487b47
or ecx, 0x20
mov eax, ecx
xor edx, edx
mov edi, 0x1f
div edi
mov dword [esi + 4], 0x71
sub ecx, edx
add ecx, edi
push ecx
push esi
call fcn.00488140
mov eax, dword [esi + 0x6c]
add esp, 8
test eax, eax
je 0x487b8e
mov eax, dword [ebp + 0x30]
shr eax, 0x10
push eax
push esi
call fcn.00488140
mov ecx, dword [ebp + 0x30]
and ecx, 0xffff
push ecx
push esi
call fcn.00488140
add esp, 0x10
push 0
push 0
push 0
call fcn.0048b3b0
add esp, 0xc
mov dword [ebp + 0x30], eax
cmp dword [esi + 4], 0x45
jne 0x487c7b
mov edx, dword [esi + 0x1c]
mov eax, dword [edx + 0x10]
test eax, eax
je 0x487c74
mov eax, dword [edx + 0x14]
mov edi, dword [esi + 0x20]
mov ecx, dword [esi + 0x14]
and eax, 0xffff
cmp edi, eax
jae 0x487c39
mov eax, dword [esi + 0x14]
cmp eax, dword [esi + 0xc]
jne 0x487c09
mov edi, dword [edx + 0x2c]
test edi, edi
je 0x487bf4
cmp eax, ecx
jbe 0x487bf4
mov edx, dword [esi + 8]
sub eax, ecx
push eax
mov eax, dword [ebp + 0x30]
add edx, ecx
push edx
push eax
call fcn.0048b090
add esp, 0xc
mov dword [ebp + 0x30], eax
push ebp
call fcn.00488170
mov eax, dword [esi + 0x14]
mov edx, dword [esi + 0xc]
add esp, 4
cmp eax, edx
mov ecx, eax
je 0x487c39
mov edx, dword [esi + 0x1c]
mov edx, dword [edx + 0x10]
mov edi, dword [esi + 0x20]
mov dl, byte [edx + edi]
mov ebx, dword [esi + 8]
mov byte [ebx + eax], dl
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x20]
inc edx
mov dword [esi + 0x14], edx
mov edx, dword [esi + 0x1c]
inc eax
mov dword [esi + 0x20], eax
mov edi, dword [edx + 0x14]
and edi, 0xffff
cmp eax, edi
jb 0x487bc9
mov eax, dword [esi + 0x1c]
mov edx, dword [eax + 0x2c]
test edx, edx
je 0x487c62
mov eax, dword [esi + 0x14]
cmp eax, ecx
jbe 0x487c62
mov edx, dword [esi + 8]
sub eax, ecx
push eax
mov eax, dword [ebp + 0x30]
add edx, ecx
push edx
push eax
call fcn.0048b090
add esp, 0xc
mov dword [ebp + 0x30], eax
mov ecx, dword [esi + 0x1c]
mov edx, dword [esi + 0x20]
cmp edx, dword [ecx + 0x14]
jne 0x487c7b
mov dword [esi + 0x20], 0
mov dword [esi + 4], 0x49
cmp dword [esi + 4], 0x49
jne 0x487d3a
mov eax, dword [esi + 0x1c]
mov ecx, dword [eax + 0x1c]
test ecx, ecx
je 0x487d33
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x14]
cmp eax, dword [esi + 0xc]
jne 0x487cd9
mov ecx, dword [esi + 0x1c]
mov edi, dword [ecx + 0x2c]
test edi, edi
je 0x487cc4
cmp eax, edx
jbe 0x487cc4
mov ecx, dword [ebp + 0x30]
sub eax, edx
push eax
mov eax, dword [esi + 8]
add eax, edx
push eax
push ecx
call fcn.0048b090
add esp, 0xc
mov dword [ebp + 0x30], eax
push ebp
call fcn.00488170
mov eax, dword [esi + 0x14]
mov ecx, dword [esi + 0xc]
add esp, 4
cmp eax, ecx
mov edx, eax
je 0x487cfe
mov ecx, dword [esi + 0x20]
mov edi, dword [esi + 0x1c]
mov edi, dword [edi + 0x1c]
xor ebx, ebx
mov bl, byte [edi + ecx]
inc ecx
mov dword [esi + 0x20], ecx
mov ecx, dword [esi + 8]
mov byte [ecx + eax], bl
mov ecx, dword [esi + 0x14]
inc ecx
test ebx, ebx
mov dword [esi + 0x14], ecx
je 0x487d03
jmp 0x487c96
mov ebx, 1
mov eax, dword [esi + 0x1c]
mov ecx, dword [eax + 0x2c]
test ecx, ecx
je 0x487d2c
mov eax, dword [esi + 0x14]
cmp eax, edx
jbe 0x487d2c
mov ecx, dword [esi + 8]
sub eax, edx
push eax
add ecx, edx
mov edx, dword [ebp + 0x30]
push ecx
push edx
call fcn.0048b090
add esp, 0xc
mov dword [ebp + 0x30], eax
test ebx, ebx
jne 0x487d3a
mov dword [esi + 0x20], ebx
mov dword [esi + 4], 0x5b
cmp dword [esi + 4], 0x5b
jne 0x487df6
mov eax, dword [esi + 0x1c]
mov ecx, dword [eax + 0x24]
test ecx, ecx
je 0x487def
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x14]
cmp eax, dword [esi + 0xc]
jne 0x487d98
mov ecx, dword [esi + 0x1c]
mov edi, dword [ecx + 0x2c]
test edi, edi
je 0x487d83
cmp eax, edx
jbe 0x487d83
mov ecx, dword [ebp + 0x30]
sub eax, edx
push eax
mov eax, dword [esi + 8]
add eax, edx
push eax
push ecx
call fcn.0048b090
add esp, 0xc
mov dword [ebp + 0x30], eax
push ebp
call fcn.00488170
mov eax, dword [esi + 0x14]
mov ecx, dword [esi + 0xc]
add esp, 4
cmp eax, ecx
mov edx, eax
je 0x487dbd
mov ecx, dword [esi + 0x20]
mov edi, dword [esi + 0x1c]
mov edi, dword [edi + 0x24]
xor ebx, ebx
mov bl, byte [edi + ecx]
inc ecx
mov dword [esi + 0x20], ecx
mov ecx, dword [esi + 8]
mov byte [ecx + eax], bl
mov ecx, dword [esi + 0x14]
inc ecx
test ebx, ebx
mov dword [esi + 0x14], ecx
je 0x487dc2
jmp 0x487d55
mov ebx, 1
mov eax, dword [esi + 0x1c]
mov ecx, dword [eax + 0x2c]
test ecx, ecx
je 0x487deb
mov eax, dword [esi + 0x14]
cmp eax, edx
jbe 0x487deb
mov ecx, dword [esi + 8]
sub eax, edx
push eax
add ecx, edx
mov edx, dword [ebp + 0x30]
push ecx
push edx
call fcn.0048b090
add esp, 0xc
mov dword [ebp + 0x30], eax
test ebx, ebx
jne 0x487df6
mov dword [esi + 4], 0x67
cmp dword [esi + 4], 0x67
jne 0x487e66
mov eax, dword [esi + 0x1c]
mov ecx, dword [eax + 0x2c]
test ecx, ecx
je 0x487e5f
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 0xc]
add ecx, 2
cmp ecx, eax
jbe 0x487e1c
push ebp
call fcn.00488170
add esp, 4
mov eax, dword [esi + 0x14]
mov ecx, dword [esi + 0xc]
lea edx, [eax + 2]
cmp edx, ecx
ja 0x487e66
mov dl, byte [ebp + 0x30]
mov ecx, dword [esi + 8]
mov byte [ecx + eax], dl
mov edi, dword [esi + 0x14]
mov edx, dword [esi + 8]
inc edi
mov dword [esi + 0x14], edi
mov ecx, dword [ebp + 0x30]
shr ecx, 8
mov eax, edi
mov byte [edx + eax], cl
mov eax, dword [esi + 0x14]
push 0
inc eax
push 0
push 0
mov dword [esi + 0x14], eax
call fcn.0048b090
add esp, 0xc
mov dword [ebp + 0x30], eax
mov dword [esi + 4], 0x71
mov eax, dword [esi + 0x14]
test eax, eax
je 0x487e8b
push ebp
call fcn.00488170
mov eax, dword [ebp + 0x10]
add esp, 4
test eax, eax
jne 0x487ed8
pop edi
mov dword [esi + 0x28], 0xffffffff
pop esi
pop ebp
xor eax, eax
pop ebx
ret
mov eax, dword [ebp + 4]
test eax, eax
jne 0x487ed8
mov eax, dword [esp + 0x14]
xor ecx, ecx
cmp eax, 4
setle cl
lea edx, [eax + eax]
mov eax, dword [esp + 0x18]
lea edi, [eax + eax]
dec ecx
and ecx, 9
sub edx, ecx
xor ecx, ecx
cmp eax, 4
setle cl
dec ecx
and ecx, 9
sub edi, ecx
cmp edi, edx
jg 0x487edc
cmp eax, 4
je 0x487edc
mov edx, dword [str.buffer_error]
pop edi
pop esi
mov dword [ebp + 0x18], edx
pop ebp
mov eax, 0xfffffffb
pop ebx
ret
mov eax, dword [esp + 0x18]
mov ecx, dword [esi + 4]
cmp ecx, 0x29a
mov edx, dword [ebp + 4]
jne 0x487f00
test edx, edx
je 0x487f04
mov eax, dword [str.buffer_error]
pop edi
pop esi
mov dword [ebp + 0x18], eax
pop ebp
mov eax, 0xfffffffb
pop ebx
ret
test edx, edx
jne 0x487f23
mov edx, dword [esi + 0x74]
test edx, edx
jne 0x487f23
test eax, eax
je 0x48800c
cmp ecx, 0x29a
je 0x48800c
mov eax, dword [esp + 0x18]
mov ecx, dword [esi + 0x88]
cmp ecx, 2
jne 0x487f37
push eax
push esi
call fcn.00489380
jmp 0x487f57
cmp ecx, 3
jne 0x487f45
push eax
push esi
call fcn.00489090
jmp 0x487f57
mov ecx, dword [esi + 0x84]
push eax
lea ecx, [ecx + ecx*2]
push esi
call dword [ecx*4 + 0x4a5498]
add esp, 8
cmp eax, 2
je 0x487f64
cmp eax, 3
jne 0x487f6b
mov dword [esi + 4], 0x29a
test eax, eax
je 0x488115
cmp eax, 2
je 0x488115
cmp eax, 1
jne 0x48800c
mov eax, dword [esp + 0x18]
cmp eax, 1
jne 0x487f99
push esi
call fcn.0048b7c0
add esp, 4
jmp 0x487fee
cmp eax, 5
je 0x487fee
push 0
push 0
push 0
push esi
call fcn.0048b710
mov eax, dword [esp + 0x28]
add esp, 0x10
cmp eax, 3
jne 0x487fee
mov eax, dword [esi + 0x4c]
mov ecx, dword [esi + 0x44]
xor edx, edx
mov word [ecx + eax*2 - 2], dx
mov eax, dword [esi + 0x4c]
mov edi, dword [esi + 0x44]
lea ecx, [eax + eax - 2]
mov ebx, ecx
shr ecx, 2
xor eax, eax
rep stosd dword es:[edi], eax
mov ecx, ebx
and ecx, 3
rep stosb byte es:[edi], al
cmp dword [esi + 0x74], edx
jne 0x487fee
mov dword [esi + 0x6c], edx
mov dword [esi + 0x5c], edx
mov dword [esi + 0x16b4], edx
push ebp
call fcn.00488170
mov eax, dword [ebp + 0x10]
add esp, 4
test eax, eax
jne 0x48800c
pop edi
mov dword [esi + 0x28], 0xffffffff
pop esi
pop ebp
xor eax, eax
pop ebx
ret
cmp dword [esp + 0x18], 4
je 0x48801a
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
ret
mov eax, dword [esi + 0x18]
test eax, eax
jg 0x48802b
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
ret
cmp eax, 2
jne 0x4880d1
mov edx, dword [esi + 0x14]
mov al, byte [ebp + 0x30]
mov ecx, dword [esi + 8]
mov byte [ecx + edx], al
mov edi, dword [esi + 0x14]
mov edx, dword [esi + 8]
inc edi
mov dword [esi + 0x14], edi
mov ecx, dword [ebp + 0x30]
shr ecx, 8
mov eax, edi
mov byte [edx + eax], cl
mov eax, dword [esi + 0x14]
mov edx, dword [esi + 8]
inc eax
mov dword [esi + 0x14], eax
mov ecx, dword [ebp + 0x30]
shr ecx, 0x10
mov byte [edx + eax], cl
mov edi, dword [esi + 0x14]
mov edx, dword [esi + 8]
inc edi
mov dword [esi + 0x14], edi
mov ecx, dword [ebp + 0x30]
shr ecx, 0x18
mov eax, edi
mov byte [edx + eax], cl
mov ebx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
inc ebx
mov dword [esi + 0x14], ebx
mov dl, byte [ebp + 8]
mov eax, ebx
mov byte [ecx + eax], dl
mov edi, dword [esi + 0x14]
mov edx, dword [esi + 8]
inc edi
mov dword [esi + 0x14], edi
mov ecx, dword [ebp + 8]
shr ecx, 8
mov eax, edi
mov byte [edx + eax], cl
mov eax, dword [esi + 0x14]
mov edx, dword [esi + 8]
inc eax
mov dword [esi + 0x14], eax
mov ecx, dword [ebp + 8]
shr ecx, 0x10
mov byte [edx + eax], cl
mov edi, dword [esi + 0x14]
mov edx, dword [esi + 8]
inc edi
mov dword [esi + 0x14], edi
mov ecx, dword [ebp + 8]
mov eax, edi
shr ecx, 0x18
mov byte [edx + eax], cl
inc dword [esi + 0x14]
jmp 0x4880f1
mov eax, dword [ebp + 0x30]
shr eax, 0x10
push eax
push esi
call fcn.00488140
mov ecx, dword [ebp + 0x30]
and ecx, 0xffff
push ecx
push esi
call fcn.00488140
add esp, 0x10
push ebp
call fcn.00488170
mov eax, dword [esi + 0x18]
add esp, 4
test eax, eax
jle 0x488106
neg eax
mov dword [esi + 0x18], eax
mov ecx, dword [esi + 0x14]
pop edi
pop esi
xor eax, eax
test ecx, ecx
pop ebp
sete al
pop ebx
ret
mov eax, dword [ebp + 0x10]
test eax, eax
jne 0x488123
mov dword [esi + 0x28], 0xffffffff
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
ret
mov edx, dword [str.stream_error]
mov dword [ebp + 0x18], edx
pop edi
pop esi
pop ebp
mov eax, 0xfffffffe
pop ebx
ret