Function at 0x5b251a
Capabilities:
Compress data via zlib inflate or deflate

Disassembly:
push ebp
mov ebp, esp
push ecx
push ecx
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
test edi, edi
je 0x5b2ce4
mov esi, dword [edi + 0x1c]
test esi, esi
je 0x5b2ce4
mov ebx, dword [ebp + 0xc]
cmp ebx, 5
ja 0x5b2ce4
cmp dword [edi + 0xc], 0
je 0x5b2cdc
cmp dword [edi], 0
jne 0x5b255d
cmp dword [edi + 4], 0
jne 0x5b2cdc
cmp dword [esi + 4], 0x29a
jne 0x5b256f
cmp ebx, 4
jne 0x5b2cdc
cmp dword [edi + 0x10], 0
jne 0x5b2584
mov eax, dword [str.buffer_error]
mov dword [edi + 0x18], eax
push 0xfffffffffffffffb
jmp 0x5b2ce6
cmp dword [esi + 4], 0x2a
mov eax, dword [esi + 0x28]
mov dword [esi], edi
mov dword [ebp - 8], eax
mov dword [esi + 0x28], ebx
jne 0x5b282c
cmp dword [esi + 0x18], 2
jne 0x5b2794
push 0
push 0
push 0
call fcn.005b4f21
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 ecx, dword [esi + 0x14]
test edx, edx
jne 0x5b266b
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 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 0x5b2634
push 2
jmp 0x5b2648
cmp dword [esi + 0x88], 2
jge 0x5b2646
cmp eax, 2
jl 0x5b2646
xor ecx, ecx
jmp 0x5b2649
push 4
pop ecx
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], 0xb
inc dword [esi + 0x14]
mov dword [esi + 4], 0x71
jmp 0x5b282c
cmp dword [edx + 0x24], 0
sete cl
dec cl
and cl, 0x10
cmp dword [edx + 0x2c], 0
sete al
dec al
and al, 2
add cl, al
cmp dword [edx + 0x1c], 0
sete al
dec al
and al, 8
add cl, al
cmp dword [edx + 0x10], 0
sete al
dec al
and al, 4
add cl, al
cmp dword [edx], 0
mov edx, dword [esi + 0x14]
setne al
add cl, al
mov eax, dword [esi + 8]
mov byte [edx + eax], cl
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 8]
mov al, 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]
mov al, byte [eax + 5]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
mov al, 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]
mov al, 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 0x5b270c
push 2
jmp 0x5b2720
cmp dword [esi + 0x88], 2
jge 0x5b271e
cmp eax, 2
jl 0x5b271e
xor ecx, ecx
jmp 0x5b2721
push 4
pop ecx
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 0x5b2769
mov ecx, dword [esi + 8]
mov al, 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]
mov al, 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 0x5b2784
push edx
push dword [esi + 8]
push dword [edi + 0x30]
call fcn.005b4f21
add esp, 0xc
mov dword [edi + 0x30], eax
and dword [esi + 0x20], 0
mov dword [esi + 4], 0x45
jmp 0x5b282c
mov ecx, dword [esi + 0x30]
shl ecx, 0xc
sub ecx, 0x7800
cmp dword [esi + 0x88], 2
jge 0x5b27c6
mov edx, dword [esi + 0x84]
cmp edx, 2
jl 0x5b27c6
xor eax, eax
cmp edx, 6
jge 0x5b27be
inc eax
jmp 0x5b27c8
setne al
add eax, 2
jmp 0x5b27c8
xor eax, eax
shl eax, 6
or eax, ecx
mov dword [ebp + 8], 0x1f
mov ecx, eax
mov dword [esi + 4], 0x71
or ecx, 0x20
cmp dword [esi + 0x6c], 0
cmove ecx, eax
xor edx, edx
mov eax, ecx
div dword [ebp + 8]
sub ecx, edx
add ecx, dword [ebp + 8]
push ecx
push esi
call fcn.005b374d
cmp dword [esi + 0x6c], 0
pop ecx
pop ecx
je 0x5b281b
movzx eax, word [edi + 0x32]
push eax
push esi
call fcn.005b374d
movzx eax, word [edi + 0x30]
push eax
push esi
call fcn.005b374d
add esp, 0x10
push 0
push 0
push 0
call fcn.005b6a0b
add esp, 0xc
mov dword [edi + 0x30], eax
cmp dword [esi + 4], 0x45
jne 0x5b28f9
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x10], 0
je 0x5b28f2
movzx eax, word [eax + 0x14]
mov ecx, dword [esi + 0x14]
mov dword [ebp + 8], ecx
cmp dword [esi + 0x20], eax
jae 0x5b28bc
mov ebx, dword [esi + 0x14]
cmp ebx, dword [esi + 0xc]
jne 0x5b2892
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x5b287e
cmp ebx, ecx
jbe 0x5b287e
mov eax, dword [esi + 8]
sub ebx, ecx
push ebx
add eax, ecx
push eax
push dword [edi + 0x30]
call fcn.005b4f21
add esp, 0xc
mov dword [edi + 0x30], eax
push edi
call fcn.005b351d
mov ebx, dword [esi + 0x14]
pop ecx
mov ecx, ebx
mov dword [ebp + 8], ecx
cmp ebx, dword [esi + 0xc]
je 0x5b28b9
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 8]
mov edx, dword [eax + 0x10]
mov eax, dword [esi + 0x20]
mov al, byte [edx + eax]
mov byte [ebx + ecx], al
inc dword [esi + 0x14]
inc dword [esi + 0x20]
mov eax, dword [esi + 0x1c]
mov ecx, dword [ebp + 8]
movzx eax, word [eax + 0x14]
cmp dword [esi + 0x20], eax
jb 0x5b2852
mov ebx, dword [ebp + 0xc]
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x5b28e3
mov eax, dword [esi + 0x14]
cmp eax, ecx
jbe 0x5b28e3
sub eax, ecx
push eax
mov eax, dword [esi + 8]
add eax, ecx
push eax
push dword [edi + 0x30]
call fcn.005b4f21
add esp, 0xc
mov dword [edi + 0x30], eax
mov ecx, dword [esi + 0x1c]
mov eax, dword [esi + 0x20]
cmp eax, dword [ecx + 0x14]
jne 0x5b28f9
and dword [esi + 0x20], 0
mov dword [esi + 4], 0x49
cmp dword [esi + 4], 0x49
jne 0x5b29c0
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x1c], 0
je 0x5b29b9
mov ecx, dword [esi + 0x14]
mov dword [ebp + 8], ecx
mov edx, dword [esi + 0x14]
cmp edx, dword [esi + 0xc]
jne 0x5b2956
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x5b2942
cmp edx, ecx
jbe 0x5b2942
mov eax, dword [esi + 8]
sub edx, ecx
push edx
add eax, ecx
push eax
push dword [edi + 0x30]
call fcn.005b4f21
add esp, 0xc
mov dword [edi + 0x30], eax
push edi
call fcn.005b351d
mov edx, dword [esi + 0x14]
pop ecx
mov ecx, edx
mov dword [ebp + 8], ecx
cmp edx, dword [esi + 0xc]
je 0x5b2981
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 0x20]
mov eax, dword [eax + 0x1c]
movzx eax, byte [eax + ecx]
mov dword [ebp - 4], eax
lea eax, [ecx + 1]
mov ecx, dword [ebp - 4]
mov dword [esi + 0x20], eax
mov eax, dword [esi + 8]
mov byte [edx + eax], cl
inc dword [esi + 0x14]
test ecx, ecx
mov ecx, dword [ebp + 8]
je 0x5b2988
jmp 0x5b2916
mov dword [ebp - 4], 1
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x5b29af
mov eax, dword [esi + 0x14]
cmp eax, ecx
jbe 0x5b29af
sub eax, ecx
push eax
mov eax, dword [esi + 8]
add eax, ecx
push eax
push dword [edi + 0x30]
call fcn.005b4f21
add esp, 0xc
mov dword [edi + 0x30], eax
cmp dword [ebp - 4], 0
jne 0x5b29c0
and dword [esi + 0x20], 0
mov dword [esi + 4], 0x5b
cmp dword [esi + 4], 0x5b
jne 0x5b2a83
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x24], 0
je 0x5b2a7c
mov ecx, dword [esi + 0x14]
mov dword [ebp + 8], ecx
mov edx, dword [esi + 0x14]
cmp edx, dword [esi + 0xc]
jne 0x5b2a1d
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x5b2a09
cmp edx, ecx
jbe 0x5b2a09
mov eax, dword [esi + 8]
sub edx, ecx
push edx
add eax, ecx
push eax
push dword [edi + 0x30]
call fcn.005b4f21
add esp, 0xc
mov dword [edi + 0x30], eax
push edi
call fcn.005b351d
mov edx, dword [esi + 0x14]
pop ecx
mov ecx, edx
mov dword [ebp + 8], ecx
cmp edx, dword [esi + 0xc]
je 0x5b2a48
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 0x20]
mov eax, dword [eax + 0x24]
movzx eax, byte [eax + ecx]
mov dword [ebp - 4], eax
lea eax, [ecx + 1]
mov ecx, dword [ebp - 4]
mov dword [esi + 0x20], eax
mov eax, dword [esi + 8]
mov byte [edx + eax], cl
inc dword [esi + 0x14]
test ecx, ecx
mov ecx, dword [ebp + 8]
je 0x5b2a4f
jmp 0x5b29dd
mov dword [ebp - 4], 1
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x5b2a76
mov eax, dword [esi + 0x14]
cmp eax, ecx
jbe 0x5b2a76
sub eax, ecx
push eax
mov eax, dword [esi + 8]
add eax, ecx
push eax
push dword [edi + 0x30]
call fcn.005b4f21
add esp, 0xc
mov dword [edi + 0x30], eax
cmp dword [ebp - 4], 0
jne 0x5b2a83
mov dword [esi + 4], 0x67
cmp dword [esi + 4], 0x67
jne 0x5b2ae1
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x5b2ada
mov eax, dword [esi + 0x14]
add eax, 2
cmp eax, dword [esi + 0xc]
jbe 0x5b2aa4
push edi
call fcn.005b351d
pop ecx
mov edx, dword [esi + 0x14]
lea eax, [edx + 2]
cmp eax, dword [esi + 0xc]
ja 0x5b2ae1
mov ecx, dword [esi + 8]
mov al, byte [edi + 0x30]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
mov al, byte [edi + 0x31]
mov byte [edx + ecx], al
xor eax, eax
inc dword [esi + 0x14]
push eax
push eax
push eax
call fcn.005b4f21
add esp, 0xc
mov dword [edi + 0x30], eax
mov dword [esi + 4], 0x71
xor eax, eax
cmp dword [esi + 0x14], eax
je 0x5b2b01
push edi
call fcn.005b351d
xor eax, eax
pop ecx
cmp dword [edi + 0x10], eax
jne 0x5b2b14
or dword [esi + 0x28], 0xffffffff
xor eax, eax
jmp 0x5b2ce7
cmp dword [edi + 4], eax
jne 0x5b2b14
cmp ebx, dword [ebp - 8]
jg 0x5b2b14
cmp ebx, 4
jne 0x5b2575
mov ecx, 0x29a
cmp dword [esi + 4], ecx
jne 0x5b2b28
cmp dword [edi + 4], eax
je 0x5b2b2d
jmp 0x5b2575
cmp dword [edi + 4], eax
jne 0x5b2b43
cmp dword [esi + 0x74], eax
jne 0x5b2b43
test ebx, ebx
je 0x5b2c00
cmp dword [esi + 4], ecx
je 0x5b2c00
mov eax, dword [esi + 0x88]
push ebx
push esi
cmp eax, 2
jne 0x5b2b57
call fcn.005b300e
jmp 0x5b2b70
cmp eax, 3
jne 0x5b2b63
call fcn.005b3119
jmp 0x5b2b70
imul eax, dword [esi + 0x84], 0xc
call dword [eax + 0x6306b0]
pop ecx
pop ecx
cmp eax, 2
je 0x5b2b7c
cmp eax, 3
jne 0x5b2b83
mov dword [esi + 4], 0x29a
test eax, eax
je 0x5b2ccd
cmp eax, 2
je 0x5b2ccd
cmp eax, 1
jne 0x5b2c00
cmp ebx, eax
jne 0x5b2ba6
push esi
call fcn.005b51c8
pop ecx
jmp 0x5b2bef
cmp ebx, 5
je 0x5b2bef
xor eax, eax
push eax
push eax
push eax
push esi
call fcn.005b55f4
add esp, 0x10
cmp ebx, 3
jne 0x5b2bef
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.004ac380
xor eax, eax
add esp, 0xc
cmp dword [esi + 0x74], eax
jne 0x5b2bef
mov dword [esi + 0x6c], eax
mov dword [esi + 0x5c], eax
push edi
call fcn.005b351d
cmp dword [edi + 0x10], 0
pop ecx
je 0x5b2af6
cmp ebx, 4
jne 0x5b2afa
cmp dword [esi + 0x18], 0
jg 0x5b2c17
xor eax, eax
inc eax
jmp 0x5b2ce7
cmp dword [esi + 0x18], 2
jne 0x5b2c97
mov ecx, dword [esi + 0x14]
mov al, byte [edi + 0x30]
mov edx, dword [esi + 8]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov al, byte [edi + 0x31]
mov ecx, dword [esi + 8]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov al, byte [edi + 0x32]
mov ecx, dword [esi + 8]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov al, byte [edi + 0x33]
mov ecx, dword [esi + 8]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov al, 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]
mov al, byte [edi + 9]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
mov al, byte [edi + 0xa]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 8]
mov al, byte [edi + 0xb]
mov byte [edx + ecx], al
inc dword [esi + 0x14]
jmp 0x5b2cb0
movzx eax, word [edi + 0x32]
push eax
push esi
call fcn.005b374d
movzx eax, word [edi + 0x30]
push eax
push esi
call fcn.005b374d
add esp, 0x10
push edi
call fcn.005b351d
mov eax, dword [esi + 0x18]
pop ecx
test eax, eax
jle 0x5b2cc3
neg eax
mov dword [esi + 0x18], eax
xor eax, eax
cmp dword [esi + 0x14], eax
sete al
jmp 0x5b2ce7
cmp dword [edi + 0x10], 0
jne 0x5b2afa
jmp 0x5b2af6
mov eax, dword [str.stream_error]
mov dword [edi + 0x18], eax
push 0xfffffffffffffffe
pop eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret