Function at 0x4b85e0
Capabilities:
Compress data via zlib inflate or deflate

Disassembly:
push ebp
mov ebp, esp
mov edx, dword [ebp + 8]
sub esp, 0x44
push ebx
push esi
push edi
test edx, edx
je case.0x4b86b0.16211
cmp dword [edx + 0x20], 0
je case.0x4b86b0.16211
cmp dword [edx + 0x24], 0
je case.0x4b86b0.16211
mov ecx, dword [edx + 0x1c]
mov dword [ebp - 0x10], ecx
test ecx, ecx
je case.0x4b86b0.16211
cmp dword [ecx], edx
jne case.0x4b86b0.16211
mov eax, dword [ecx + 4]
mov dword [ebp - 0x2c], eax
add eax, 0xffffc0cc
cmp eax, 0x1f
ja case.0x4b86b0.16211
mov eax, dword [edx + 0xc]
mov dword [ebp - 0x24], eax
test eax, eax
je case.0x4b86b0.16211
mov edi, dword [edx]
mov dword [ebp - 0x14], edi
test edi, edi
jne 0x4b8652
cmp dword [edx + 4], edi
jne case.0x4b86b0.16211
mov eax, dword [ecx + 4]
cmp eax, 0x3f3f
jne 0x4b8676
mov dword [ecx + 4], 0x3f40
mov eax, dword [edx + 0xc]
mov edi, dword [edx]
mov dword [ebp - 0x24], eax
mov eax, 0x3f40
mov dword [ebp - 0x14], edi
mov dword [ebp - 0x2c], eax
mov edi, dword [edx + 0x10]
add eax, 0xffffc0cc
mov ebx, dword [edx + 4]
mov edx, dword [ecx + 0x3c]
mov esi, dword [ecx + 0x40]
mov dword [ebp - 0x1c], edi
mov dword [ebp - 0x28], edi
xor edi, edi
mov dword [ebp - 0x30], edi
mov edi, dword [ebp - 0x14]
mov dword [ebp - 0xc], ebx
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
mov dword [ebp - 0x38], ebx
cmp eax, 0x1f
ja case.0x4b86b0.16211
nop word [eax + eax]
jmp dword [eax*4 + 0x4b9d70]
mov eax, dword [ecx + 0xc]
mov dword [ebp - 0x40], eax
test eax, eax
jne 0x4b86cd
mov dword [ecx + 4], 0x3f40
jmp 0x4b97ae
cmp esi, 0x10
jae 0x4b86ff
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
add esi, 8
dec ebx
mov dword [ebp - 0x18], esi
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
mov dword [ebp - 0x14], edi
cmp esi, 0x10
jb 0x4b86d2
mov ecx, dword [ebp - 0x10]
mov eax, dword [ebp - 0x40]
test al, 2
je 0x4b8751
cmp edx, 0x8b1f
jne 0x4b8751
cmp dword [ecx + 0x28], 0
jne 0x4b8718
mov dword [ecx + 0x28], 0xf
push 2
lea eax, [ebp - 0x20]
mov dword [ecx + 0x1c], 0
push eax
push 0
mov word [ebp - 0x20], 0x8b1f
call sym.winvnc.exe_crc32_z
mov ecx, dword [ebp - 0x10]
xor edx, edx
add esp, 0xc
mov dword [ebp - 8], edx
xor esi, esi
mov dword [ebp - 0x18], esi
mov dword [ecx + 0x1c], eax
mov dword [ecx + 4], 0x3f35
jmp 0x4b97ae
mov eax, dword [ecx + 0x24]
test eax, eax
je 0x4b875f
mov dword [eax + 0x30], 0xffffffff
mov eax, dword [ecx + 0xc]
test al, 1
je 0x4b883e
movzx ecx, dl
mov eax, edx
shl ecx, 8
xor edx, edx
shr eax, 8
add eax, ecx
mov ecx, 0x1f
div ecx
mov ecx, dword [ebp - 0x10]
test edx, edx
mov edx, dword [ebp - 8]
jne 0x4b883e
mov eax, edx
and al, 0xf
cmp al, 8
je 0x4b87ac
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.unknown_compression_method
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
mov edi, dword [ecx + 0x28]
sub esi, 4
shr edx, 4
mov eax, edx
mov dword [ebp - 0x34], edi
and eax, 0xf
mov dword [ebp - 8], edx
add eax, 8
mov dword [ebp - 0x18], esi
test edi, edi
mov dword [ebp - 0x40], eax
mov edi, dword [ebp - 0x14]
jne 0x4b87d6
mov dword [ecx + 0x28], eax
mov dword [ebp - 0x34], eax
cmp eax, 0xf
ja 0x4b8828
cmp eax, dword [ebp - 0x34]
ja 0x4b8828
mov ecx, dword [ebp - 0x40]
mov eax, 1
shl eax, cl
mov ecx, dword [ebp - 0x10]
shr edx, 8
not edx
and edx, 2
mov dword [ecx + 0x18], eax
or edx, 0x3f3d
mov eax, dword [ebp + 8]
mov dword [ecx + 0x14], 0
mov dword [ecx + 0x1c], 1
mov dword [eax + 0x30], 1
mov dword [ecx + 4], edx
xor edx, edx
xor esi, esi
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
jmp 0x4b97ae
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.invalid_window_size
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.incorrect_header_check
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
cmp esi, 0x10
jae 0x4b888a
nop dword [eax]
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
add esi, 8
dec ebx
mov dword [ebp - 0x18], esi
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
mov dword [ebp - 0x14], edi
cmp esi, 0x10
jb 0x4b8860
mov ecx, dword [ebp - 0x10]
mov dword [ecx + 0x14], edx
cmp dl, 8
jne 0x4b8796
test edx, 0xe000
je 0x4b88b4
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.unknown_header_flags_set
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
mov esi, dword [ecx + 0x24]
mov eax, edx
shr eax, 8
mov dword [ebp - 0x34], edx
test esi, esi
je 0x4b88d4
mov dword [ebp - 0x40], eax
and eax, 1
mov dword [esi], eax
mov eax, dword [ecx + 0x14]
mov dword [ebp - 0x34], eax
mov eax, dword [ebp - 0x40]
test dword [ebp - 0x34], 0x200
je 0x4b8900
test byte [ecx + 0xc], 4
je 0x4b8900
mov byte [ebp - 0x1f], al
lea eax, [ebp - 0x20]
push 2
push eax
push dword [ecx + 0x1c]
mov byte [ebp - 0x20], dl
call sym.winvnc.exe_crc32_z
mov ecx, dword [ebp - 0x10]
add esp, 0xc
mov dword [ecx + 0x1c], eax
xor edx, edx
mov dword [ecx + 4], 0x3f36
mov dword [ebp - 8], edx
xor esi, esi
jmp 0x4b8915
cmp esi, 0x20
jae 0x4b893c
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
dec ebx
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
add esi, 8
mov dword [ebp - 0x14], edi
cmp esi, 0x20
jb 0x4b8915
mov ecx, dword [ebp - 0x10]
mov eax, dword [ecx + 0x24]
test eax, eax
je 0x4b8946
mov dword [eax + 4], edx
test dword [ecx + 0x14], 0x200
je 0x4b8985
test byte [ecx + 0xc], 4
je 0x4b8985
mov eax, edx
mov byte [ebp - 0x20], dl
shr eax, 8
mov byte [ebp - 0x1f], al
mov eax, edx
shr eax, 0x10
mov byte [ebp - 0x1e], al
lea eax, [ebp - 0x20]
push 4
push eax
push dword [ecx + 0x1c]
shr edx, 0x18
mov byte [ebp - 0x1d], dl
call sym.winvnc.exe_crc32_z
mov ecx, dword [ebp - 0x10]
add esp, 0xc
mov dword [ecx + 0x1c], eax
xor edx, edx
mov dword [ecx + 4], 0x3f37
mov dword [ebp - 8], edx
xor esi, esi
jmp 0x4b89a0
cmp esi, 0x10
jae 0x4b89c7
nop word [eax + eax]
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
dec ebx
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
add esi, 8
mov dword [ebp - 0x14], edi
cmp esi, 0x10
jb 0x4b89a0
mov ecx, dword [ebp - 0x10]
mov esi, dword [ecx + 0x24]
mov eax, edx
shr eax, 8
mov dword [ebp - 0x34], eax
test esi, esi
je 0x4b89e7
movzx eax, dl
mov dword [esi + 8], eax
mov eax, dword [ecx + 0x24]
mov esi, dword [ebp - 0x34]
mov dword [eax + 0xc], esi
mov eax, esi
test dword [ecx + 0x14], 0x200
je 0x4b8a13
test byte [ecx + 0xc], 4
je 0x4b8a13
mov byte [ebp - 0x1f], al
lea eax, [ebp - 0x20]
push 2
push eax
push dword [ecx + 0x1c]
mov byte [ebp - 0x20], dl
call sym.winvnc.exe_crc32_z
mov ecx, dword [ebp - 0x10]
add esp, 0xc
mov dword [ecx + 0x1c], eax
xor edx, edx
mov dword [ecx + 4], 0x3f38
xor esi, esi
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
test dword [ecx + 0x14], 0x400
je 0x4b8aa3
cmp esi, 0x10
jae 0x4b8a59
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
dec ebx
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
add esi, 8
mov dword [ebp - 0x14], edi
cmp esi, 0x10
jb 0x4b8a32
mov ecx, dword [ebp - 0x10]
mov eax, dword [ecx + 0x24]
mov dword [ecx + 0x44], edx
test eax, eax
je 0x4b8a66
mov dword [eax + 0x14], edx
test dword [ecx + 0x14], 0x200
je 0x4b8a95
test byte [ecx + 0xc], 4
je 0x4b8a95
push 2
lea eax, [ebp - 0x20]
mov byte [ebp - 0x20], dl
push eax
push dword [ecx + 0x1c]
shr edx, 8
mov byte [ebp - 0x1f], dl
call sym.winvnc.exe_crc32_z
mov ecx, dword [ebp - 0x10]
add esp, 0xc
mov dword [ecx + 0x1c], eax
xor esi, esi
mov dword [ebp - 8], 0
mov dword [ebp - 0x18], esi
jmp 0x4b8ab1
mov eax, dword [ecx + 0x24]
test eax, eax
je 0x4b8ab1
mov dword [eax + 0x10], 0
mov dword [ecx + 4], 0x3f39
test dword [ecx + 0x14], 0x400
je 0x4b8b86
mov eax, dword [ecx + 0x44]
mov edx, ebx
cmp eax, ebx
cmovbe edx, eax
mov dword [ebp - 0x34], edx
test edx, edx
je 0x4b8b7e
cmp dword [ecx + 0x24], 0
mov edi, dword [ebp - 0x14]
mov dword [ebp - 0x2c], eax
je 0x4b8b47
mov ebx, dword [ecx + 0x24]
mov dword [ebp - 0x2c], eax
mov ebx, dword [ebx + 0x10]
test ebx, ebx
mov dword [ebp - 0x44], ebx
mov ebx, dword [ebp - 0xc]
je 0x4b8b47
mov ebx, dword [ecx + 0x24]
mov dword [ebp - 0x2c], eax
mov edi, dword [ebx + 0x14]
mov ebx, dword [ebx + 0x18]
sub edi, eax
mov eax, edi
mov dword [ebp - 0x40], edi
mov edi, dword [ebp - 0x14]
cmp eax, ebx
mov dword [ebp - 0x3c], ebx
mov ebx, dword [ebp - 0xc]
jae 0x4b8b47
lea ecx, [edx + eax]
mov edx, dword [ebp - 0x3c]
sub edx, eax
cmp ecx, dword [ebp - 0x3c]
mov eax, dword [ebp - 0x34]
cmova eax, edx
push eax
mov eax, dword [ebp - 0x40]
add eax, dword [ebp - 0x44]
push edi
push eax
call fcn.00512db0
mov ecx, dword [ebp - 0x10]
add esp, 0xc
mov edx, dword [ebp - 0x34]
mov eax, dword [ecx + 0x44]
mov dword [ebp - 0x2c], eax
test dword [ecx + 0x14], 0x200
je 0x4b8b69
test byte [ecx + 0xc], 4
je 0x4b8b69
push edx
push edi
push dword [ecx + 0x1c]
call sym.winvnc.exe_crc32_z
mov ecx, dword [ebp - 0x10]
add esp, 0xc
mov dword [ecx + 0x1c], eax
mov edx, dword [ebp - 0x34]
sub ebx, edx
mov eax, dword [ebp - 0x2c]
add edi, edx
sub eax, edx
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x14], edi
mov dword [ecx + 0x44], eax
test eax, eax
jne 0x4b8c23
mov dword [ecx + 0x44], 0
mov dword [ecx + 4], 0x3f3a
test dword [ecx + 0x14], 0x800
je 0x4b8caa
test ebx, ebx
je 0x4b8c23
xor edx, edx
mov al, byte [edx + edi]
inc edx
mov byte [ebp - 1], al
mov eax, dword [ecx + 0x24]
test eax, eax
je 0x4b8bd8
mov esi, dword [eax + 0x1c]
mov dword [ebp - 0x40], esi
test esi, esi
je 0x4b8bd8
mov esi, dword [ecx + 0x44]
cmp esi, dword [eax + 0x20]
jae 0x4b8bd8
mov bl, byte [ebp - 1]
mov eax, esi
mov esi, dword [ebp - 0x40]
mov byte [esi + eax], bl
inc dword [ecx + 0x44]
mov ebx, dword [ebp - 0xc]
mov al, byte [ebp - 1]
test al, al
je 0x4b8be3
cmp edx, ebx
jb 0x4b8ba7
test dword [ecx + 0x14], 0x200
mov esi, dword [ebp - 0x18]
mov dword [ebp - 0x44], edx
je 0x4b8c11
test byte [ecx + 0xc], 4
je 0x4b8c11
push edx
push edi
push dword [ecx + 0x1c]
call sym.winvnc.exe_crc32_z
mov ecx, dword [ebp - 0x10]
add esp, 0xc
mov edx, dword [ebp - 0x44]
mov dword [ecx + 0x1c], eax
mov al, byte [ebp - 1]
sub ebx, edx
add edi, edx
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x14], edi
test al, al
je 0x4b8cb8
mov eax, dword [ebp - 0xc]
mov edx, dword [ebp + 0xc]
mov edi, dword [ebp + 8]
mov ecx, dword [ebp - 0x24]
mov ebx, dword [ebp - 0x10]
mov dword [edi + 0xc], ecx
mov ecx, dword [ebp - 0x1c]
mov dword [edi + 0x10], ecx
mov ecx, dword [ebp - 0x14]
mov dword [edi + 4], eax
mov eax, dword [ebp - 8]
mov dword [edi], ecx
cmp dword [ebx + 0x2c], 0
mov dword [ebx + 0x40], esi
mov esi, dword [ebp - 0x28]
mov dword [ebx + 0x3c], eax
jne 0x4b8c7c
cmp esi, dword [edi + 0x10]
je 0x4b9cb2
mov eax, dword [ebx + 4]
cmp eax, 0x3f51
jge 0x4b9cb2
cmp eax, 0x3f4e
jl 0x4b8c7c
cmp edx, 4
je 0x4b9cb2
mov edx, dword [edi + 0xc]
mov eax, esi
sub eax, dword [edi + 0x10]
mov ecx, edi
push eax
call fcn.004b84d0
add esp, 4
test eax, eax
je 0x4b9cb2
mov dword [ebx + 4], 0x3f52
pop edi
pop esi
mov eax, 0xfffffffc
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [ecx + 0x24]
test eax, eax
je 0x4b8cb8
mov dword [eax + 0x1c], 0
mov dword [ecx + 0x44], 0
mov dword [ecx + 4], 0x3f3b
test dword [ecx + 0x14], 0x1000
je 0x4b8d5e
test ebx, ebx
je 0x4b8c23
xor edx, edx
nop dword [eax]
mov al, byte [edx + edi]
inc edx
mov byte [ebp - 1], al
mov eax, dword [ecx + 0x24]
test eax, eax
je 0x4b8d11
mov esi, dword [eax + 0x24]
mov dword [ebp - 0x40], esi
test esi, esi
je 0x4b8d11
mov esi, dword [ecx + 0x44]
cmp esi, dword [eax + 0x28]
jae 0x4b8d11
mov bl, byte [ebp - 1]
mov eax, esi
mov esi, dword [ebp - 0x40]
mov byte [esi + eax], bl
inc dword [ecx + 0x44]
mov ebx, dword [ebp - 0xc]
mov al, byte [ebp - 1]
test al, al
je 0x4b8d1c
cmp edx, ebx
jb 0x4b8ce0
test dword [ecx + 0x14], 0x200
mov esi, dword [ebp - 0x18]
mov dword [ebp - 0x44], edx
je 0x4b8d4a
test byte [ecx + 0xc], 4
je 0x4b8d4a
push edx
push edi
push dword [ecx + 0x1c]
call sym.winvnc.exe_crc32_z
mov ecx, dword [ebp - 0x10]
add esp, 0xc
mov edx, dword [ebp - 0x44]
mov dword [ecx + 0x1c], eax
mov al, byte [ebp - 1]
sub ebx, edx
add edi, edx
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x14], edi
test al, al
jne 0x4b8c23
jmp 0x4b8d6c
mov eax, dword [ecx + 0x24]
test eax, eax
je 0x4b8d6c
mov dword [eax + 0x24], 0
mov edx, dword [ebp - 8]
mov dword [ecx + 4], 0x3f3c
mov eax, dword [ecx + 0x14]
mov dword [ebp - 0x44], eax
test eax, 0x200
je 0x4b8de0
cmp esi, 0x10
jae 0x4b8db2
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
add esi, 8
dec ebx
mov dword [ebp - 0x18], esi
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
mov dword [ebp - 0x14], edi
cmp esi, 0x10
jb 0x4b8d88
mov ecx, dword [ebp - 0x10]
test byte [ecx + 0xc], 4
je 0x4b8dd6
movzx eax, word [ecx + 0x1c]
cmp edx, eax
je 0x4b8dd6
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.header_crc_mismatch
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
xor edx, edx
xor esi, esi
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
mov eax, dword [ecx + 0x24]
test eax, eax
je 0x4b8e00
mov edi, dword [ebp - 0x44]
sar edi, 9
and edi, 1
mov dword [eax + 0x2c], edi
mov eax, dword [ecx + 0x24]
mov edi, dword [ebp - 0x14]
mov dword [eax + 0x30], 1
mov eax, dword [ebp + 8]
mov dword [ecx + 0x1c], 0
mov dword [eax + 0x30], 0
mov dword [ecx + 4], 0x3f3f
jmp 0x4b97ae
cmp esi, 0x20
jae 0x4b8e46
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
dec ebx
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
add esi, 8
mov dword [ebp - 0x14], edi
cmp esi, 0x20
jb 0x4b8e22
mov ecx, edx
mov eax, edx
shl eax, 0x10
and ecx, 0xff00
add ecx, eax
mov eax, edx
shr eax, 8
shl ecx, 8
and eax, 0xff00
shr edx, 0x18
add eax, ecx
mov ecx, dword [ebp - 0x10]
add eax, edx
mov edx, dword [ebp + 8]
mov dword [ecx + 0x1c], eax
mov dword [edx + 0x30], eax
xor edx, edx
mov dword [ebp - 8], edx
xor esi, esi
mov dword [ecx + 4], 0x3f3e
cmp dword [ecx + 0x10], 0
mov eax, dword [ebp + 8]
je 0x4b9c5c
mov dword [ecx + 0x1c], 1
mov dword [eax + 0x30], 1
mov dword [ecx + 4], 0x3f3f
mov eax, dword [ebp + 0xc]
cmp eax, 5
je 0x4b8c23
cmp eax, 6
je 0x4b8c23
cmp dword [ecx + 8], 0
je 0x4b8ede
mov ecx, esi
and ecx, 7
shr edx, cl
sub esi, ecx
mov ecx, dword [ebp - 0x10]
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
mov dword [ecx + 4], 0x3f4e
jmp 0x4b97ae
cmp esi, 3
jae 0x4b8f0a
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
dec ebx
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
add esi, 8
mov dword [ebp - 0x14], edi
cmp esi, 3
jb case.default.0x4b8f19
mov ecx, dword [ebp - 0x10]
mov eax, edx
shr edx, 1
and eax, 1
mov dword [ecx + 8], eax
mov eax, edx
and eax, 3
jmp dword [eax*4 + 0x4b9df0]
shr edx, 2
sub esi, 3
mov dword [ecx + 4], 0x3f41
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
jmp 0x4b97ae
cmp dword [ebp + 0xc], 6
mov dword [ecx + 0x50], 0x586ab8
mov dword [ecx + 0x58], 9
mov dword [ecx + 0x54], 0x589b68
mov dword [ecx + 0x5c], 5
mov dword [ecx + 4], 0x3f47
jne 0x4b8f98
shr edx, 2
sub esi, 3
mov dword [ebp - 8], edx
jmp 0x4b8c23
shr edx, 2
sub esi, 3
mov dword [ecx + 4], 0x3f44
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
jmp 0x4b97ae
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.invalid_block_type
mov dword [ecx + 4], 0x3f51
shr edx, 2
sub esi, 3
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
jmp 0x4b97ae
mov ecx, esi
and ecx, 7
sub esi, ecx
shr edx, cl
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
cmp esi, 0x20
jae 0x4b8fe7
nop dword [eax]
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
add esi, 8
dec ebx
mov dword [ebp - 0x18], esi
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
mov dword [ebp - 0x14], edi
cmp esi, 0x20
jb 0x4b8fc0
mov eax, edx
movzx ecx, dx
not eax
mov dword [ebp - 0x44], ecx
shr eax, 0x10
cmp ecx, eax
mov ecx, dword [ebp - 0x10]
je 0x4b9011
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.invalid_stored_block_lengths
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
mov eax, dword [ebp - 0x44]
xor edx, edx
xor esi, esi
mov dword [ecx + 0x44], eax
cmp dword [ebp + 0xc], 6
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
mov dword [ecx + 4], 0x3f42
je 0x4b8c23
mov dword [ecx + 4], 0x3f43
mov eax, dword [ecx + 0x44]
mov dword [ebp - 0x44], eax
test eax, eax
je 0x4b8e11
cmp dword [ebp - 0x44], ebx
mov eax, ebx
mov ecx, dword [ebp - 0x1c]
cmovbe eax, dword [ebp - 0x44]
cmp eax, ecx
cmovbe ecx, eax
mov dword [ebp - 0x44], ecx
test ecx, ecx
je 0x4b8c23
push ecx
push edi
push dword [ebp - 0x24]
call fcn.00512db0
mov eax, dword [ebp - 0x44]
add esp, 0xc
mov ecx, dword [ebp - 0x10]
sub ebx, eax
sub dword [ebp - 0x1c], eax
add edi, eax
add dword [ebp - 0x24], eax
mov edx, dword [ebp - 8]
sub dword [ecx + 0x44], eax
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x14], edi
jmp 0x4b97ae
cmp esi, 0xe
jae 0x4b90ba
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
dec ebx
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
add esi, 8
mov dword [ebp - 0x14], edi
cmp esi, 0xe
jb 0x4b9096
mov eax, dword [ebp - 0x10]
mov ecx, edx
shr edx, 5
and ecx, 0x1f
mov edi, edx
add ecx, 0x101
and edi, 0x1f
shr edx, 5
inc edi
mov dword [eax + 0x64], ecx
mov dword [eax + 0x68], edi
sub esi, 0xe
mov dword [ebp - 0x44], edi
mov eax, edx
mov edi, dword [ebp - 0x10]
and eax, 0xf
add eax, 4
shr edx, 4
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
mov dword [edi + 0x60], eax
mov edi, dword [ebp - 0x14]
cmp ecx, 0x11e
ja 0x4b9213
cmp dword [ebp - 0x44], 0x1e
ja 0x4b9213
mov ecx, dword [ebp - 0x10]
mov dword [ecx + 0x6c], 0
mov dword [ecx + 4], 0x3f45
mov eax, dword [ecx + 0x6c]
cmp eax, dword [ecx + 0x60]
jae 0x4b9190
nop dword [eax]
cmp esi, 3
jae 0x4b9159
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
dec ebx
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
add esi, 8
mov dword [ebp - 0x14], edi
cmp esi, 3
jb 0x4b9135
mov eax, dword [ebp - 0x10]
mov ecx, edx
mov edi, dword [ebp - 0x10]
and ecx, 7
shr edx, 3
sub esi, 3
mov dword [ebp - 8], edx
mov eax, dword [eax + 0x6c]
mov dword [ebp - 0x18], esi
movzx eax, word [eax*2 + 0x589b40]
mov word [edi + eax*2 + 0x74], cx
mov ecx, edi
mov edi, dword [ebp - 0x14]
inc dword [ecx + 0x6c]
mov eax, dword [ecx + 0x6c]
cmp eax, dword [ecx + 0x60]
jb 0x4b9130
cmp eax, 0x13
jae 0x4b91bb
nop word [eax + eax]
mov eax, dword [ecx + 0x6c]
xor edx, edx
movzx eax, word [eax*2 + 0x589b40]
mov word [ecx + eax*2 + 0x74], dx
inc dword [ecx + 0x6c]
cmp dword [ecx + 0x6c], 0x13
jb 0x4b91a0
lea eax, [ecx + 0x534]
mov dword [ecx + 0x58], 7
lea edx, [ecx + 0x70]
mov dword [ecx + 0x50], eax
mov dword [edx], eax
add ecx, 0x58
mov eax, dword [ebp - 0x10]
add eax, 0x2f4
push eax
push ecx
push edx
mov edx, dword [ebp - 0x10]
xor ecx, ecx
push 0x13
lea edx, [edx + 0x74]
call fcn.004be040
mov ecx, dword [ebp - 0x10]
add esp, 0x10
mov edx, dword [ebp - 8]
mov dword [ebp - 0x30], eax
test eax, eax
je 0x4b922c
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.invalid_code_lengths_set
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x10]
mov dword [eax + 0x18], str.too_many_length_or_distance_symbols
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
mov dword [ecx + 0x6c], 0
mov dword [ecx + 4], 0x3f46
mov dword [ebp - 0x2c], 0x3f46
mov eax, dword [ecx + 0x68]
add eax, dword [ecx + 0x64]
cmp dword [ecx + 0x6c], eax
jae 0x4b94a7
mov ecx, dword [ecx + 0x58]
mov eax, 1
shl eax, cl
lea ecx, [eax - 1]
mov eax, dword [ebp - 0x10]
mov dword [ebp - 0x44], ecx
mov eax, dword [eax + 0x50]
mov dword [ebp - 0x40], eax
mov eax, ecx
mov ecx, dword [ebp - 0x40]
and eax, edx
mov eax, dword [ecx + eax*4]
mov ecx, eax
shr ecx, 8
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x2c], eax
shr dword [ebp - 0x2c], 0x10
movzx ecx, cl
cmp ecx, esi
jbe 0x4b92d0
nop dword [eax]
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
dec ebx
mov ecx, dword [ebp - 0x40]
add edx, eax
mov eax, dword [ebp - 0x44]
inc edi
and eax, edx
mov dword [ebp - 0xc], ebx
add esi, 8
mov dword [ebp - 8], edx
mov dword [ebp - 0x14], edi
mov eax, dword [ecx + eax*4]
mov ecx, eax
shr ecx, 8
mov dword [ebp - 0x18], ecx
mov dword [ebp - 0x2c], eax
shr dword [ebp - 0x2c], 0x10
movzx ecx, cl
cmp ecx, esi
ja 0x4b9290
mov ecx, dword [ebp - 0x2c]
movzx ecx, cx
mov dword [ebp - 0x44], ecx
movzx ecx, cx
cmp ecx, 0x10
mov ecx, dword [ebp - 0x18]
movzx ecx, cl
jae 0x4b9312
mov edi, dword [ebp - 0x10]
sub esi, ecx
shr edx, cl
mov ecx, dword [ebp - 0x10]
shr eax, 0x10
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
mov ecx, dword [ecx + 0x6c]
mov word [edi + ecx*2 + 0x74], ax
mov ecx, edi
inc dword [ecx + 0x6c]
mov eax, dword [ecx + 0x6c]
mov dword [ebp - 0x3c], eax
jmp 0x4b9474
jne 0x4b9380
add ecx, 2
mov dword [ebp - 0x44], ecx
cmp esi, ecx
jae 0x4b9345
nop
test ebx, ebx
je 0x4b8c23
movzx edx, byte [edi]
mov ecx, esi
shl edx, cl
dec ebx
add dword [ebp - 8], edx
inc edi
add esi, 8
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x14], edi
cmp esi, dword [ebp - 0x44]
jb 0x4b9320
mov edx, dword [ebp - 8]
movzx ecx, ah
shr edx, cl
sub esi, ecx
mov ecx, dword [ebp - 0x10]
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
cmp dword [ecx + 0x6c], 0
je 0x4b9491
mov edi, dword [ecx + 0x6c]
mov eax, edx
and eax, 3
shr edx, 2
add eax, 3
sub esi, 2
mov dword [ebp - 0x2c], eax
movzx edi, word [ecx + edi*2 + 0x72]
mov dword [ebp - 0x34], edi
jmp 0x4b942e
cmp word [ebp - 0x44], 0x11
jne 0x4b93d0
add ecx, 3
mov dword [ebp - 0x44], ecx
cmp esi, ecx
jae 0x4b93b6
test ebx, ebx
je 0x4b8c23
movzx edx, byte [edi]
mov ecx, esi
shl edx, cl
dec ebx
add dword [ebp - 8], edx
inc edi
add esi, 8
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x14], edi
cmp esi, dword [ebp - 0x44]
jb 0x4b9391
mov edx, dword [ebp - 8]
movzx ecx, ah
shr edx, cl
mov eax, edx
and eax, 7
add eax, 3
shr edx, 3
mov dword [ebp - 0x2c], eax
mov eax, 0xfffffffd
jmp 0x4b941d
add ecx, 7
mov dword [ebp - 0x44], ecx
cmp esi, ecx
jae 0x4b9405
nop word [eax + eax]
test ebx, ebx
je 0x4b8c23
movzx edx, byte [edi]
mov ecx, esi
shl edx, cl
dec ebx
add dword [ebp - 8], edx
inc edi
add esi, 8
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x14], edi
cmp esi, dword [ebp - 0x44]
jb 0x4b93e0
mov edx, dword [ebp - 8]
movzx ecx, ah
shr edx, cl
mov eax, edx
and eax, 0x7f
add eax, 0xb
shr edx, 7
mov dword [ebp - 0x2c], eax
mov eax, 0xfffffff9
sub eax, ecx
mov dword [ebp - 0x34], 0
mov ecx, dword [ebp - 0x10]
add esi, eax
mov eax, dword [ebp - 0x2c]
mov ecx, dword [ecx + 0x6c]
mov edi, dword [ebp - 0x10]
add ecx, eax
mov eax, dword [ebp - 0x10]
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
mov eax, dword [eax + 0x68]
add eax, dword [edi + 0x64]
mov edi, dword [ebp - 0x14]
cmp ecx, eax
mov ecx, dword [ebp - 0x10]
ja 0x4b9491
mov ebx, dword [ebp - 0x2c]
mov edx, dword [ebp - 0x34]
mov eax, dword [ecx + 0x6c]
mov word [ecx + eax*2 + 0x74], dx
mov edi, dword [ecx + 0x6c]
lea edi, [edi + 1]
mov dword [ebp - 0x3c], edi
mov dword [ecx + 0x6c], edi
sub ebx, 1
jne 0x4b9455
mov ebx, dword [ebp - 0xc]
mov edx, dword [ebp - 8]
mov eax, dword [ecx + 0x64]
mov edi, dword [ebp - 0x14]
mov dword [ebp - 0x40], eax
mov eax, dword [ecx + 0x68]
add eax, dword [ebp - 0x40]
cmp dword [ebp - 0x3c], eax
jb 0x4b9250
mov eax, dword [ecx + 4]
jmp 0x4b94aa
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.invalid_bit_length_repeat
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
mov eax, dword [ebp - 0x2c]
cmp eax, 0x3f51
je 0x4b97ae
cmp word [ecx + 0x274], 0
jne 0x4b94d5
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.invalid_code____missing_end_of_block
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
lea edx, [ecx + 0x70]
mov dword [ecx + 0x58], 9
lea eax, [ecx + 0x534]
mov dword [ebp - 0x44], edx
lea edi, [ecx + 0x2f4]
mov dword [edx], eax
mov dword [ecx + 0x50], eax
lea eax, [ecx + 0x58]
push edi
push eax
push edx
push dword [ecx + 0x64]
lea edx, [ecx + 0x74]
mov dword [ebp - 0x40], edi
mov ecx, 1
call fcn.004be040
mov edi, dword [ebp - 0x14]
add esp, 0x10
mov ecx, dword [ebp - 0x10]
mov dword [ebp - 0x30], eax
test eax, eax
je 0x4b9535
mov eax, dword [ebp + 8]
mov edx, dword [ebp - 8]
mov dword [eax + 0x18], str.invalid_literal_lengths_set
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
mov edx, dword [ebp - 0x44]
push dword [ebp - 0x40]
mov dword [ecx + 0x5c], 6
mov eax, dword [edx]
mov dword [ecx + 0x54], eax
lea eax, [ecx + 0x5c]
push eax
mov eax, dword [ecx + 0x64]
push edx
push dword [ecx + 0x68]
add ecx, 0x74
lea edx, [ecx + eax*2]
mov ecx, 2
call fcn.004be040
mov ecx, dword [ebp - 0x10]
add esp, 0x10
mov dword [ebp - 0x30], eax
test eax, eax
je 0x4b9588
mov eax, dword [ebp + 8]
mov edx, dword [ebp - 8]
mov dword [eax + 0x18], str.invalid_distances_set
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
mov edx, dword [ebp + 0xc]
mov dword [ecx + 4], 0x3f47
cmp edx, 6
je 0x4b9caa
mov edx, dword [ebp - 8]
mov dword [ecx + 4], 0x3f48
cmp ebx, 6
jb 0x4b9623
cmp dword [ebp - 0x1c], 0x102
jb 0x4b9623
mov eax, dword [ebp + 8]
mov edi, dword [ebp - 0x24]
mov dword [eax + 0xc], edi
mov edi, dword [ebp - 0x1c]
mov dword [eax + 0x10], edi
mov edi, dword [ebp - 0x14]
mov dword [eax], edi
mov dword [eax + 4], ebx
mov dword [ecx + 0x3c], edx
mov edx, dword [ebp - 0x28]
mov dword [ecx + 0x40], esi
mov ecx, eax
call fcn.004be570
mov eax, dword [ebp + 8]
mov ecx, dword [eax + 0xc]
mov edi, dword [eax]
mov ebx, dword [eax + 4]
mov dword [ebp - 0x24], ecx
mov ecx, dword [eax + 0x10]
mov dword [ebp - 0x1c], ecx
mov ecx, dword [ebp - 0x10]
mov dword [ebp - 0x14], edi
mov dword [ebp - 0xc], ebx
cmp dword [ecx + 4], 0x3f3f
mov edx, dword [ecx + 0x3c]
mov esi, dword [ecx + 0x40]
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
jne 0x4b97ae
mov dword [ecx + 0x1bc8], 0xffffffff
jmp 0x4b97ae
mov dword [ecx + 0x1bc8], 0
mov eax, 1
mov ecx, dword [ecx + 0x58]
shl eax, cl
lea ecx, [eax - 1]
mov eax, dword [ebp - 0x10]
mov dword [ebp - 0x44], ecx
mov eax, dword [eax + 0x50]
mov dword [ebp - 0x2c], eax
mov eax, ecx
mov ecx, dword [ebp - 0x2c]
and eax, edx
mov eax, dword [ecx + eax*4]
mov ecx, eax
shr ecx, 8
movzx ecx, cl
cmp ecx, esi
jbe 0x4b9696
nop dword [eax]
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
dec ebx
mov ecx, dword [ebp - 0x2c]
add edx, eax
mov eax, dword [ebp - 0x44]
inc edi
and eax, edx
mov dword [ebp - 0xc], ebx
add esi, 8
mov dword [ebp - 8], edx
mov dword [ebp - 0x14], edi
mov eax, dword [ecx + eax*4]
mov ecx, eax
shr ecx, 8
movzx ecx, cl
cmp ecx, esi
ja 0x4b9660
test al, al
je 0x4b974c
test al, 0xf0
jne 0x4b974c
mov ecx, eax
mov edi, 1
shr ecx, 8
mov edx, eax
movzx ebx, cl
movzx ecx, al
add ecx, ebx
shr eax, 0x10
shl edi, cl
mov ecx, ebx
dec edi
mov dword [ebp - 0x34], edx
and edi, dword [ebp - 8]
shr edi, cl
mov ecx, dword [ebp - 0x2c]
add edi, eax
mov eax, dword [ecx + edi*4]
mov ecx, eax
shr ecx, 8
movzx ecx, cl
add ecx, ebx
cmp ecx, esi
jbe 0x4b9734
mov eax, dword [ebp - 0xc]
test eax, eax
je 0x4b8c26
mov ebx, dword [ebp - 0x14]
dec eax
mov dword [ebp - 0xc], eax
mov ecx, esi
mov edi, 1
add esi, 8
movzx eax, byte [ebx]
inc ebx
shl eax, cl
add dword [ebp - 8], eax
movzx eax, word [ebp - 0x32]
mov dword [ebp - 0x14], ebx
movzx ebx, dh
movzx ecx, dl
add ecx, ebx
shl edi, cl
mov ecx, ebx
dec edi
and edi, dword [ebp - 8]
shr edi, cl
add edi, eax
mov eax, dword [ebp - 0x2c]
mov eax, dword [eax + edi*4]
mov ecx, eax
shr ecx, 8
movzx ecx, cl
add ecx, ebx
cmp ecx, esi
ja 0x4b96e0
mov edi, dword [ebp - 0x10]
mov ebx, dword [ebp - 0xc]
movzx ecx, dh
mov edx, dword [ebp - 8]
shr edx, cl
sub esi, ecx
mov dword [edi + 0x1bc8], ecx
jmp 0x4b974f
mov edi, dword [ebp - 0x10]
mov ecx, eax
shr ecx, 8
movzx ecx, cl
add dword [edi + 0x1bc8], ecx
sub esi, ecx
shr edx, cl
mov ecx, eax
shr ecx, 0x10
mov dword [edi + 0x44], ecx
mov ecx, dword [ebp - 0x10]
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
test al, al
jne 0x4b977f
mov dword [ecx + 4], 0x3f4d
jmp 0x4b97ab
test al, 0x20
je 0x4b9796
mov dword [ecx + 0x1bc8], 0xffffffff
mov dword [ecx + 4], 0x3f3f
jmp 0x4b97ab
test al, 0x40
je 0x4b97ce
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.invalid_literal_length_code
mov dword [ecx + 4], 0x3f51
mov edi, dword [ebp - 0x14]
mov eax, dword [ecx + 4]
mov dword [ebp - 0x2c], eax
add eax, 0xffffc0cc
cmp eax, 0x1f
jbe switch.0x004b86b0
pop edi
pop esi
mov eax, 0xfffffffe
pop ebx
mov esp, ebp
pop ebp
ret
movzx eax, al
and eax, 0xf
mov dword [ecx + 4], 0x3f49
mov dword [ecx + 0x4c], eax
mov edi, dword [ecx + 0x4c]
test edi, edi
je 0x4b9838
cmp esi, edi
jae 0x4b9814
mov edx, dword [ebp - 0x14]
nop dword [eax]
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edx]
mov ecx, esi
shl eax, cl
dec ebx
add dword [ebp - 8], eax
inc edx
add esi, 8
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x14], edx
cmp esi, edi
jb 0x4b97f0
mov edx, dword [ebp - 8]
mov ecx, edi
mov eax, 1
shl eax, cl
sub esi, edi
mov ecx, dword [ebp - 0x10]
dec eax
and eax, edx
add dword [ecx + 0x44], eax
mov ecx, edi
shr edx, cl
mov ecx, dword [ebp - 0x10]
mov dword [ebp - 8], edx
add dword [ecx + 0x1bc8], edi
mov eax, dword [ecx + 0x44]
mov dword [ecx + 0x1bcc], eax
mov dword [ecx + 4], 0x3f4a
mov ecx, dword [ecx + 0x5c]
mov eax, 1
shl eax, cl
lea ecx, [eax - 1]
mov eax, dword [ebp - 0x10]
mov dword [ebp - 0x44], ecx
and ecx, edx
mov edi, dword [eax + 0x54]
mov dword [ebp - 0x40], edi
mov eax, dword [edi + ecx*4]
mov ecx, eax
shr ecx, 8
movzx ecx, cl
cmp ecx, esi
jbe 0x4b98ae
mov edx, dword [ebp - 0x14]
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edx]
mov ecx, esi
shl eax, cl
dec ebx
mov ecx, dword [ebp - 8]
inc edx
add ecx, eax
mov dword [ebp - 0xc], ebx
mov eax, dword [ebp - 0x44]
add esi, 8
and eax, ecx
mov dword [ebp - 8], ecx
mov dword [ebp - 0x14], edx
mov eax, dword [edi + eax*4]
mov ecx, eax
shr ecx, 8
movzx ecx, cl
cmp ecx, esi
ja 0x4b9875
mov edx, dword [ebp - 8]
test al, 0xf0
jne 0x4b9959
mov ecx, eax
mov edi, 1
shr ecx, 8
mov edx, eax
movzx ebx, cl
movzx ecx, al
add ecx, ebx
shr eax, 0x10
shl edi, cl
mov ecx, ebx
dec edi
mov dword [ebp - 0x34], edx
and edi, dword [ebp - 8]
shr edi, cl
mov ecx, dword [ebp - 0x40]
add edi, eax
mov eax, dword [ecx + edi*4]
mov ecx, eax
shr ecx, 8
movzx ecx, cl
add ecx, ebx
cmp ecx, esi
jbe 0x4b9944
mov eax, dword [ebp - 0xc]
test eax, eax
je 0x4b8c26
mov ebx, dword [ebp - 0x14]
dec eax
mov dword [ebp - 0xc], eax
mov ecx, esi
mov edi, 1
add esi, 8
movzx eax, byte [ebx]
inc ebx
shl eax, cl
add dword [ebp - 8], eax
movzx eax, word [ebp - 0x32]
mov dword [ebp - 0x14], ebx
movzx ebx, dh
movzx ecx, dl
add ecx, ebx
shl edi, cl
mov ecx, ebx
dec edi
and edi, dword [ebp - 8]
shr edi, cl
add edi, eax
mov eax, dword [ebp - 0x40]
mov eax, dword [eax + edi*4]
mov ecx, eax
shr ecx, 8
movzx ecx, cl
add ecx, ebx
cmp ecx, esi
ja 0x4b98f0
mov ebx, dword [ebp - 0x10]
movzx ecx, dh
mov edx, dword [ebp - 8]
sub esi, ecx
shr edx, cl
add dword [ebx + 0x1bc8], ecx
jmp 0x4b995c
mov ebx, dword [ebp - 0x10]
mov ecx, eax
shr ecx, 8
movzx ecx, cl
add dword [ebx + 0x1bc8], ecx
sub esi, ecx
shr edx, cl
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
test al, 0x40
je 0x4b998d
mov eax, dword [ebp + 8]
mov ecx, dword [ebp - 0x10]
mov ebx, dword [ebp - 0xc]
mov dword [eax + 0x18], str.invalid_distance_code
jmp 0x4b97a4
mov ecx, eax
movzx eax, al
shr ecx, 0x10
and eax, 0xf
mov dword [ebx + 0x48], ecx
mov ecx, dword [ebp - 0x10]
mov ebx, dword [ebp - 0xc]
mov dword [ecx + 0x4c], eax
mov dword [ecx + 4], 0x3f4b
mov edi, dword [ecx + 0x4c]
test edi, edi
je 0x4b9a0b
cmp esi, edi
jae 0x4b99e4
mov edx, dword [ebp - 0x14]
nop dword [eax]
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edx]
mov ecx, esi
shl eax, cl
dec ebx
add dword [ebp - 8], eax
inc edx
add esi, 8
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x14], edx
cmp esi, edi
jb 0x4b99c0
mov edx, dword [ebp - 8]
mov ecx, edi
mov eax, 1
shl eax, cl
sub esi, edi
mov ecx, dword [ebp - 0x10]
dec eax
and eax, edx
mov dword [ebp - 0x18], esi
add dword [ecx + 0x48], eax
mov ecx, edi
shr edx, cl
mov ecx, dword [ebp - 0x10]
mov dword [ebp - 8], edx
add dword [ecx + 0x1bc8], edi
mov dword [ecx + 4], 0x3f4c
mov edi, dword [ebp - 0x1c]
test edi, edi
je 0x4b8c23
mov eax, dword [ebp - 0x28]
sub eax, edi
mov edi, dword [ecx + 0x48]
cmp edi, eax
jbe 0x4b9a74
sub edi, eax
cmp edi, dword [ecx + 0x30]
jbe 0x4b9a48
cmp dword [ecx + 0x1bc4], 0
je 0x4b9a48
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.invalid_distance_too_far_back
jmp 0x4b97a4
mov ebx, dword [ecx + 0x34]
cmp edi, ebx
jbe 0x4b9a5b
mov eax, dword [ecx + 0x2c]
sub edi, ebx
sub eax, edi
add eax, dword [ecx + 0x38]
jmp 0x4b9a62
mov eax, dword [ecx + 0x38]
sub eax, edi
add eax, ebx
mov dword [ebp - 0x34], eax
mov eax, dword [ecx + 0x44]
cmp edi, eax
mov ebx, eax
cmovbe ebx, edi
mov dword [ebp - 0x40], ebx
jmp 0x4b9a82
mov eax, dword [ebp - 0x24]
sub eax, edi
mov dword [ebp - 0x34], eax
mov eax, dword [ecx + 0x44]
mov dword [ebp - 0x40], eax
mov edi, dword [ebp - 0x1c]
mov ebx, dword [ebp - 0x40]
cmp ebx, edi
mov ecx, dword [ebp - 0x10]
cmovbe edi, ebx
mov ebx, dword [ebp - 0x34]
sub dword [ebp - 0x1c], edi
sub eax, edi
mov dword [ecx + 0x44], eax
mov ecx, dword [ebp - 0x24]
sub ebx, ecx
mov al, byte [ebx + ecx]
mov byte [ecx], al
inc ecx
sub edi, 1
jne 0x4b9aa0
mov ebx, dword [ebp - 0xc]
mov dword [ebp - 0x24], ecx
mov ecx, dword [ebp - 0x10]
cmp dword [ecx + 0x44], edi
jne 0x4b97ab
mov dword [ecx + 4], 0x3f48
jmp 0x4b97ab
cmp dword [ebp - 0x1c], 0
je 0x4b8c23
mov ebx, dword [ebp - 0x24]
mov al, byte [ecx + 0x44]
inc dword [ebp - 0x24]
dec dword [ebp - 0x1c]
mov byte [ebx], al
mov ebx, dword [ebp - 0xc]
mov dword [ecx + 4], 0x3f48
jmp 0x4b97ae
cmp dword [ecx + 0xc], 0
je 0x4b9be9
cmp esi, 0x20
jae 0x4b9b2a
nop
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
add esi, 8
dec ebx
mov dword [ebp - 0x18], esi
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
mov dword [ebp - 0x14], edi
cmp esi, 0x20
jb 0x4b9b00
mov ecx, dword [ebp - 0x10]
mov eax, dword [ebp - 0x1c]
sub dword [ebp - 0x28], eax
mov eax, dword [ebp + 8]
mov edi, dword [ebp - 0x28]
add dword [eax + 0x14], edi
mov eax, edi
add dword [ecx + 0x20], eax
mov eax, dword [ecx + 0xc]
mov edi, dword [ebp - 0x14]
test al, 4
je 0x4b9b83
cmp dword [ebp - 0x28], 0
je 0x4b9b83
mov eax, dword [ebp - 0x24]
push dword [ebp - 0x28]
sub eax, dword [ebp - 0x28]
cmp dword [ecx + 0x14], 0
mov edx, dword [ecx + 0x1c]
push eax
push edx
je 0x4b9b69
call sym.winvnc.exe_crc32_z
jmp 0x4b9b6e
call sym.winvnc.exe_adler32_z
mov ecx, dword [ebp - 0x10]
add esp, 0xc
mov edx, dword [ebp + 8]
mov dword [ecx + 0x1c], eax
mov dword [edx + 0x30], eax
mov eax, dword [ecx + 0xc]
mov edx, dword [ebp - 8]
mov ebx, dword [ebp - 0x1c]
mov dword [ebp - 0x28], ebx
mov ebx, dword [ebp - 0xc]
test al, 4
je 0x4b9bdf
cmp dword [ecx + 0x14], 0
mov eax, edx
jne 0x4b9bc4
and eax, 0xff00
mov dword [ebp - 0x2c], eax
mov eax, edx
shl eax, 0x10
add dword [ebp - 0x2c], eax
mov eax, edx
shl dword [ebp - 0x2c], 8
shr eax, 8
and eax, 0xff00
add dword [ebp - 0x2c], eax
mov eax, edx
shr eax, 0x18
add dword [ebp - 0x2c], eax
mov eax, dword [ebp - 0x2c]
cmp eax, dword [ecx + 0x1c]
je 0x4b9bdf
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.incorrect_data_check
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
xor edx, edx
xor esi, esi
mov dword [ebp - 8], edx
mov dword [ebp - 0x18], esi
mov dword [ecx + 4], 0x3f4f
mov eax, dword [ecx + 0xc]
mov dword [ebp - 0x44], eax
test eax, eax
je 0x4b9c8b
cmp dword [ecx + 0x14], 0
je 0x4b9c8b
cmp esi, 0x20
jae 0x4b9c3d
nop dword [eax]
test ebx, ebx
je 0x4b8c23
movzx eax, byte [edi]
mov ecx, esi
shl eax, cl
add esi, 8
dec ebx
mov dword [ebp - 0x18], esi
add edx, eax
mov dword [ebp - 0xc], ebx
inc edi
mov dword [ebp - 8], edx
mov dword [ebp - 0x14], edi
cmp esi, 0x20
jb 0x4b9c10
mov ecx, dword [ebp - 0x10]
mov eax, dword [ebp - 0x44]
test al, 4
je 0x4b9c82
cmp edx, dword [ecx + 0x20]
je 0x4b9c82
mov eax, dword [ebp + 8]
mov dword [eax + 0x18], str.incorrect_length_check
mov dword [ecx + 4], 0x3f51
jmp 0x4b97ae
mov ecx, dword [ebp - 0x24]
mov dword [eax + 0xc], ecx
mov ecx, dword [ebp - 0x1c]
mov dword [eax + 0x10], ecx
mov ecx, dword [ebp - 0x10]
mov dword [eax], edi
mov dword [eax + 4], ebx
mov eax, 2
pop edi
mov dword [ecx + 0x40], esi
pop esi
mov dword [ecx + 0x3c], edx
pop ebx
mov esp, ebp
pop ebp
ret
mov dword [ebp - 8], 0
xor esi, esi
mov dword [ecx + 4], 0x3f50
mov dword [ebp - 0x30], 1
jmp 0x4b8c23
mov dword [ebp - 0x30], 0xfffffffd
jmp 0x4b8c23
mov eax, dword [ebp - 0xc]
jmp 0x4b8c29
mov eax, dword [ebp - 0x38]
sub eax, dword [edi + 4]
sub esi, dword [edi + 0x10]
add dword [edi + 8], eax
add dword [edi + 0x14], esi
add dword [ebx + 0x20], esi
test byte [ebx + 0xc], 4
mov dword [ebp - 0x38], eax
mov dword [ebp - 0x28], esi
je 0x4b9cfa
test esi, esi
je 0x4b9cfa
mov eax, dword [edi + 0xc]
mov ecx, dword [ebx + 0x1c]
sub eax, esi
cmp dword [ebx + 0x14], 0
push esi
push eax
push ecx
je 0x4b9cec
call sym.winvnc.exe_crc32_z
jmp 0x4b9cf1
call sym.winvnc.exe_adler32_z
mov dword [ebx + 0x1c], eax
add esp, 0xc
mov dword [edi + 0x30], eax
mov edx, dword [ebx + 4]
cmp edx, 0x3f47
je 0x4b9d11
cmp edx, 0x3f42
je 0x4b9d11
xor esi, esi
jmp 0x4b9d16
mov esi, 0x100
mov ecx, dword [ebx + 8]
neg ecx
mov dword [ebp + 8], 0x80
sbb ecx, ecx
xor eax, eax
and ecx, 0x40
cmp edx, 0x3f3f
cmove eax, dword [ebp + 8]
add ecx, eax
add ecx, dword [ebx + 0x40]
add ecx, esi
cmp dword [ebp - 0x38], 0
mov dword [edi + 0x2c], ecx
jne 0x4b9d49
cmp dword [ebp - 0x28], 0
je 0x4b9d4f
cmp dword [ebp + 0xc], 4
jne 0x4b9d63
mov eax, dword [ebp - 0x30]
mov ecx, 0xfffffffb
pop edi
test eax, eax
pop esi
cmove eax, ecx
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp - 0x30]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret