Function at 0x54a890
Capabilities:
Compress data via zlib inflate or deflate

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push esi
push edi
mov edi, ecx
mov esi, dword [edi + 0x1c]
test esi, esi
je 0x54b009
cmp dword [edi + 0xc], 0
je 0x54b001
cmp dword [edi], 0
jne 0x54a8be
cmp dword [edi + 4], 0
jne 0x54b001
cmp dword [edi + 0x10], 0
je 0x54afee
mov eax, dword [esi + 4]
mov dword [esi], edi
mov dword [esi + 0x28], 4
push ebx
cmp eax, 0x2a
jne 0x54ab71
cmp dword [esi + 0x18], 2
jne 0x54aacd
mov dword [edi + 0x30], 0
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 0x54a9a6
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 0x54a96f
mov cl, 2
jmp 0x54a983
cmp dword [esi + 0x88], 2
jge 0x54a981
cmp eax, 2
jl 0x54a981
xor cl, cl
jmp 0x54a983
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], 0xb
mov eax, 0x71
inc dword [esi + 0x14]
mov dword [esi + 4], eax
jmp 0x54ab71
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 0x54aa40
mov cl, 2
jmp 0x54aa54
cmp dword [esi + 0x88], 2
jge 0x54aa52
cmp eax, 2
jl 0x54aa52
xor cl, cl
jmp 0x54aa54
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 0x54aaa1
movzx eax, byte [eax + 0x14]
mov ecx, dword [esi + 8]
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 0x54aab9
mov ecx, dword [edi + 0x30]
push edx
mov edx, dword [esi + 8]
call fcn.0054f770
add esp, 4
mov dword [edi + 0x30], eax
mov eax, 0x45
mov dword [esi + 0x20], 0
mov dword [esi + 4], eax
jmp 0x54ab71
mov ecx, dword [esi + 0x30]
shl ecx, 0xc
sub ecx, 0x7800
cmp dword [esi + 0x88], 2
mov ebx, ecx
jge 0x54ab14
mov eax, dword [esi + 0x84]
cmp eax, 2
jl 0x54ab14
cmp eax, 6
jge 0x54aafe
mov eax, 0x40
lea edx, [eax + 0x20]
jmp 0x54ab19
jne 0x54ab0a
mov eax, 0x80
lea edx, [eax + 0x20]
jmp 0x54ab19
mov eax, 0xc0
lea edx, [eax + 0x20]
jmp 0x54ab19
xor eax, eax
lea edx, [eax + 0x20]
or ecx, eax
cmp dword [esi + 0x6c], 0
je 0x54ab25
mov ecx, edx
or ecx, ebx
mov eax, 0x8421085
mov dword [esi + 4], 0x71
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.0054a7f0
cmp dword [esi + 0x6c], 0
je 0x54ab67
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.0054a7f0
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.0054a7f0
mov dword [edi + 0x30], 1
mov eax, dword [esi + 4]
cmp eax, 0x45
jne 0x54ac3d
mov edx, dword [esi + 0x1c]
cmp dword [edx + 0x10], 0
je 0x54ac35
movzx eax, word [edx + 0x14]
mov ecx, dword [esi + 0x14]
mov ebx, ecx
mov dword [ebp - 8], ecx
cmp dword [esi + 0x20], eax
jae 0x54abfc
cmp ebx, dword [esi + 0xc]
jne 0x54abd1
cmp dword [edx + 0x2c], 0
je 0x54abbd
cmp ebx, ecx
jbe 0x54abbd
mov edx, dword [esi + 8]
sub ebx, ecx
add edx, ecx
mov ecx, dword [edi + 0x30]
push ebx
call fcn.0054f770
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.0054a830
mov ebx, dword [esi + 0x14]
mov ecx, ebx
mov dword [ebp - 8], ecx
cmp ebx, dword [esi + 0xc]
je 0x54abfc
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
mov ebx, dword [esi + 0x14]
inc dword [esi + 0x20]
inc ebx
mov ecx, dword [ebp - 8]
mov dword [esi + 0x14], ebx
mov edx, dword [esi + 0x1c]
movzx eax, word [edx + 0x14]
cmp dword [esi + 0x20], eax
jb 0x54ab98
mov edx, dword [esi + 0x1c]
cmp dword [edx + 0x2c], 0
je 0x54ac22
cmp ebx, ecx
jbe 0x54ac22
mov edx, dword [esi + 8]
sub ebx, ecx
add edx, ecx
mov ecx, dword [edi + 0x30]
push ebx
call fcn.0054f770
mov dword [edi + 0x30], eax
add esp, 4
mov edx, dword [esi + 0x1c]
mov eax, dword [esi + 0x20]
cmp eax, dword [edx + 0x14]
jne 0x54accc
mov dword [esi + 0x20], 0
mov eax, 0x49
mov dword [esi + 4], eax
cmp eax, 0x49
jne 0x54ad17
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x1c], 0
je 0x54ad0f
mov ecx, dword [esi + 0x14]
mov ebx, ecx
mov dword [ebp - 4], ecx
nop dword [eax + eax]
cmp ebx, dword [esi + 0xc]
jne 0x54ac9c
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x54ac88
cmp ebx, ecx
jbe 0x54ac88
mov edx, dword [esi + 8]
sub ebx, ecx
add edx, ecx
mov ecx, dword [edi + 0x30]
push ebx
call fcn.0054f770
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.0054a830
mov ebx, dword [esi + 0x14]
mov ecx, ebx
mov dword [ebp - 4], ecx
cmp ebx, dword [esi + 0xc]
je 0x54acd4
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 0x20]
mov eax, dword [eax + 0x1c]
mov dl, byte [ecx + eax]
movzx eax, dl
mov dword [ebp - 8], eax
lea eax, [ecx + 1]
mov ecx, dword [ebp - 4]
mov dword [esi + 0x20], eax
mov eax, dword [esi + 8]
mov byte [ebx + eax], dl
mov ebx, dword [esi + 0x14]
inc ebx
cmp dword [ebp - 8], 0
mov dword [esi + 0x14], ebx
je 0x54acdb
jmp 0x54ac60
mov eax, dword [esi + 4]
jmp 0x54ac3d
mov dword [ebp - 8], 1
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x54acfe
cmp ebx, ecx
jbe 0x54acfe
mov edx, dword [esi + 8]
sub ebx, ecx
add edx, ecx
mov ecx, dword [edi + 0x30]
push ebx
call fcn.0054f770
add esp, 4
mov dword [edi + 0x30], eax
cmp dword [ebp - 8], 0
jne 0x54ada1
mov dword [esi + 0x20], 0
mov eax, 0x5b
mov dword [esi + 4], eax
cmp eax, 0x5b
jne 0x54ade6
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x24], 0
je 0x54adde
mov ecx, dword [esi + 0x14]
mov ebx, ecx
mov dword [ebp - 8], ecx
cmp ebx, dword [esi + 0xc]
jne 0x54ad71
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x54ad5d
cmp ebx, ecx
jbe 0x54ad5d
mov edx, dword [esi + 8]
sub ebx, ecx
add edx, ecx
mov ecx, dword [edi + 0x30]
push ebx
call fcn.0054f770
add esp, 4
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.0054a830
mov ebx, dword [esi + 0x14]
mov ecx, ebx
mov dword [ebp - 8], ecx
cmp ebx, dword [esi + 0xc]
je 0x54ada9
mov eax, dword [esi + 0x1c]
mov ecx, dword [esi + 0x20]
mov eax, dword [eax + 0x24]
mov dl, byte [ecx + eax]
movzx eax, dl
mov dword [ebp - 4], eax
lea eax, [ecx + 1]
mov ecx, dword [ebp - 8]
mov dword [esi + 0x20], eax
mov eax, dword [esi + 8]
mov byte [ebx + eax], dl
mov ebx, dword [esi + 0x14]
inc ebx
cmp dword [ebp - 4], 0
mov dword [esi + 0x14], ebx
je 0x54adb0
jmp 0x54ad35
mov eax, dword [esi + 4]
jmp 0x54ad17
mov dword [ebp - 4], 1
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x54add3
cmp ebx, ecx
jbe 0x54add3
mov edx, dword [esi + 8]
sub ebx, ecx
add edx, ecx
mov ecx, dword [edi + 0x30]
push ebx
call fcn.0054f770
add esp, 4
mov dword [edi + 0x30], eax
cmp dword [ebp - 4], 0
je 0x54adde
mov eax, dword [esi + 4]
jmp 0x54ade6
mov eax, 0x67
mov dword [esi + 4], eax
pop ebx
cmp eax, 0x67
jne 0x54ae41
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x54ae3a
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 0xc]
lea eax, [edx + 2]
cmp eax, ecx
jbe 0x54ae0f
mov ecx, edi
call fcn.0054a830
mov edx, dword [esi + 0x14]
mov ecx, dword [esi + 0xc]
lea eax, [edx + 2]
cmp eax, ecx
ja 0x54ae41
mov ecx, dword [esi + 8]
movzx eax, byte [edi + 0x30]
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
inc dword [esi + 0x14]
mov dword [edi + 0x30], 0
mov dword [esi + 4], 0x71
cmp dword [esi + 0x14], 0
je 0x54ae58
mov ecx, edi
call fcn.0054a830
cmp dword [edi + 0x10], 0
je 0x54afdf
mov eax, dword [esi + 4]
cmp eax, 0x29a
jne 0x54ae6c
cmp dword [edi + 4], 0
jne 0x54afee
cmp dword [edi + 4], 0
jne 0x54ae83
cmp dword [esi + 0x74], 0
jne 0x54ae83
cmp eax, 0x29a
je 0x54af05
mov eax, dword [esi + 0x88]
cmp eax, 2
jne 0x54ae97
mov ecx, esi
call fcn.0054c2a0
jmp 0x54aebd
cmp eax, 3
jne 0x54aea5
mov ecx, esi
call fcn.0054bff0
jmp 0x54aebd
mov eax, dword [esi + 0x84]
push 4
push esi
lea eax, [eax + eax*2]
mov eax, dword [eax*4 + 0x5a9850]
call eax
add esp, 8
cmp eax, 2
je 0x54aec7
cmp eax, 3
jne 0x54aece
mov dword [esi + 4], 0x29a
test eax, eax
je 0x54afd9
cmp eax, 2
je 0x54afd9
cmp eax, 1
jne 0x54af05
push 0
push 0
xor edx, edx
mov ecx, esi
call fcn.0054eb30
add esp, 8
mov ecx, edi
call fcn.0054a830
cmp dword [edi + 0x10], 0
je 0x54afdf
mov eax, dword [esi + 0x18]
test eax, eax
jg 0x54af17
pop edi
mov eax, 1
pop esi
mov esp, ebp
pop ebp
ret
cmp eax, 2
jne 0x54afa2
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 0x54afb8
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.0054a7f0
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.0054a7f0
mov ecx, edi
call fcn.0054a830
mov eax, dword [esi + 0x18]
test eax, eax
jle 0x54afcb
neg eax
mov dword [esi + 0x18], eax
xor eax, eax
cmp dword [esi + 0x14], eax
pop edi
sete al
pop esi
mov esp, ebp
pop ebp
ret
cmp dword [edi + 0x10], 0
jne 0x54afe6
mov dword [esi + 0x28], 0xffffffff
pop edi
xor eax, eax
pop esi
mov esp, ebp
pop ebp
ret
mov eax, dword [str.buffer_error]
mov dword [edi + 0x18], eax
mov eax, 0xfffffffb
pop edi
pop esi
mov esp, ebp
pop ebp
ret
mov eax, dword [str.stream_error]
mov dword [edi + 0x18], eax
pop edi
mov eax, 0xfffffffe
pop esi
mov esp, ebp
pop ebp
ret