Function at 0x420b81
Capabilities:
Compress data via zlib inflate or deflate

Disassembly:
push ebp
mov ebp, esp
push ecx
push ebx
push esi
push edi
mov edi, ecx
test edi, edi
je 0x42125c
mov esi, dword [edi + 0x1c]
test esi, esi
je 0x42125c
xor ebx, ebx
cmp dword [edi + 0xc], ebx
je 0x421254
cmp dword [edi], ebx
jne 0x420bb5
cmp dword [edi + 4], ebx
jne 0x421254
cmp dword [edi + 0x10], ebx
jne 0x420bc9
mov eax, dword [str.buffer_error]
mov dword [edi + 0x18], eax
push 0xfffffffffffffffb
jmp 0x42125e
cmp dword [esi + 4], 0x2a
mov dword [esi], edi
mov dword [esi + 0x28], 4
jne 0x420e53
cmp dword [esi + 0x18], 2
jne 0x420dcf
mov dword [edi + 0x30], ebx
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 ebx, dword [esi + 0x14]
test edx, edx
jne 0x420ca2
mov eax, dword [esi + 8]
mov byte [ebx + eax], dl
xor ebx, ebx
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], bl
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], bl
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], bl
inc dword [esi + 0x14]
mov ecx, dword [esi + 0x14]
mov eax, dword [esi + 8]
mov byte [ecx + eax], bl
inc dword [esi + 0x14]
mov eax, dword [esi + 0x84]
mov edx, dword [esi + 0x14]
cmp eax, 9
jne 0x420c6b
push 2
jmp 0x420c7f
cmp dword [esi + 0x88], 2
jge 0x420c7d
cmp eax, 2
jl 0x420c7d
mov ecx, ebx
jmp 0x420c80
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 0x420e53
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
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]
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 0x420d40
push 2
jmp 0x420d54
cmp dword [esi + 0x88], 2
jge 0x420d52
cmp eax, 2
jl 0x420d52
xor ecx, ecx
jmp 0x420d55
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 ebx, dword [esi + 0x14]
cmp dword [eax + 0x10], 0
je 0x420d9d
mov ecx, dword [esi + 8]
mov al, byte [eax + 0x14]
mov byte [ebx + 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 ebx, dword [esi + 0x14]
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x420dbe
mov edx, dword [esi + 8]
test edx, edx
jne 0x420db1
xor eax, eax
jmp 0x420dbb
mov ecx, dword [edi + 0x30]
push ebx
call fcn.0041f134
pop ecx
mov dword [edi + 0x30], eax
xor ebx, ebx
mov dword [esi + 4], 0x45
mov dword [esi + 0x20], ebx
jmp 0x420e53
mov ecx, dword [esi + 0x30]
shl ecx, 0xc
sub ecx, 0x7800
cmp dword [esi + 0x88], 2
jge 0x420e01
mov edx, dword [esi + 0x84]
cmp edx, 2
jl 0x420e01
xor eax, eax
cmp edx, 6
jge 0x420df9
inc eax
jmp 0x420e03
setne al
add eax, 2
jmp 0x420e03
mov eax, ebx
shl eax, 6
or eax, ecx
mov dword [esi + 4], 0x71
mov ecx, eax
or ecx, 0x20
cmp dword [esi + 0x6c], ebx
push 0x1f
cmove ecx, eax
xor edx, edx
mov eax, ecx
pop ebx
div ebx
sub ecx, edx
lea edx, [ebx + ecx]
mov ecx, esi
call fcn.00420b12
xor ebx, ebx
cmp dword [esi + 0x6c], ebx
je 0x420e4c
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.00420b12
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.00420b12
mov dword [edi + 0x30], 1
cmp dword [esi + 4], 0x45
jne 0x420f22
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x10], ebx
je 0x420f1b
movzx eax, word [eax + 0x14]
mov ecx, dword [esi + 0x14]
mov dword [ebp - 4], ecx
cmp dword [esi + 0x20], eax
jae 0x420ee4
mov ebx, dword [esi + 0x14]
cmp ebx, dword [esi + 0xc]
jne 0x420ebb
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x420ea7
cmp ebx, ecx
jbe 0x420ea7
mov edx, dword [esi + 8]
sub ebx, ecx
add edx, ecx
jne 0x420e9a
xor eax, eax
jmp 0x420ea4
mov ecx, dword [edi + 0x30]
push ebx
call fcn.0041f134
pop ecx
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.00420b36
mov ebx, dword [esi + 0x14]
mov ecx, ebx
mov dword [ebp - 4], ecx
cmp ebx, dword [esi + 0xc]
je 0x420ee2
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 - 4]
movzx eax, word [eax + 0x14]
cmp dword [esi + 0x20], eax
jb 0x420e78
xor ebx, ebx
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], ebx
je 0x420f0d
mov eax, dword [esi + 0x14]
cmp eax, ecx
jbe 0x420f0d
mov edx, dword [esi + 8]
sub eax, ecx
add edx, ecx
jne 0x420f00
mov eax, ebx
jmp 0x420f0a
mov ecx, dword [edi + 0x30]
push eax
call fcn.0041f134
pop ecx
mov dword [edi + 0x30], eax
mov ecx, dword [esi + 0x1c]
mov eax, dword [esi + 0x20]
cmp eax, dword [ecx + 0x14]
jne 0x420f22
mov dword [esi + 0x20], ebx
mov dword [esi + 4], 0x49
cmp dword [esi + 4], 0x49
jne 0x420fe3
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x1c], ebx
je 0x420fdc
mov ebx, dword [esi + 0x14]
mov edx, dword [esi + 0x14]
cmp edx, dword [esi + 0xc]
jne 0x420f79
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x420f68
cmp edx, ebx
jbe 0x420f68
mov eax, dword [esi + 8]
sub edx, ebx
add eax, ebx
je 0x420f65
mov ecx, dword [edi + 0x30]
push edx
mov edx, eax
call fcn.0041f134
pop ecx
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.00420b36
mov edx, dword [esi + 0x14]
mov ebx, edx
cmp edx, dword [esi + 0xc]
je 0x420fa1
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
jne 0x420f3b
jmp 0x420fa8
mov dword [ebp - 4], 1
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x420fd2
mov eax, dword [esi + 0x14]
cmp eax, ebx
jbe 0x420fd2
mov edx, dword [esi + 8]
sub eax, ebx
add edx, ebx
jne 0x420fc5
xor eax, eax
jmp 0x420fcf
mov ecx, dword [edi + 0x30]
push eax
call fcn.0041f134
pop ecx
mov dword [edi + 0x30], eax
mov eax, dword [ebp - 4]
test eax, eax
jne 0x420fe3
and dword [esi + 0x20], eax
mov dword [esi + 4], 0x5b
cmp dword [esi + 4], 0x5b
jne 0x4210a2
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x24], 0
je 0x42109b
mov ebx, dword [esi + 0x14]
mov edx, dword [esi + 0x14]
cmp edx, dword [esi + 0xc]
jne 0x42103b
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x42102a
cmp edx, ebx
jbe 0x42102a
mov eax, dword [esi + 8]
sub edx, ebx
add eax, ebx
je 0x421027
mov ecx, dword [edi + 0x30]
push edx
mov edx, eax
call fcn.0041f134
pop ecx
mov dword [edi + 0x30], eax
mov ecx, edi
call fcn.00420b36
mov edx, dword [esi + 0x14]
mov ebx, edx
cmp edx, dword [esi + 0xc]
je 0x421063
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
jne 0x420ffd
jmp 0x42106a
mov dword [ebp - 4], 1
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], 0
je 0x421094
mov eax, dword [esi + 0x14]
cmp eax, ebx
jbe 0x421094
mov edx, dword [esi + 8]
sub eax, ebx
add edx, ebx
jne 0x421087
xor eax, eax
jmp 0x421091
mov ecx, dword [edi + 0x30]
push eax
call fcn.0041f134
pop ecx
mov dword [edi + 0x30], eax
mov eax, dword [ebp - 4]
test eax, eax
jne 0x4210a2
mov dword [esi + 4], 0x67
xor ebx, ebx
cmp dword [esi + 4], 0x67
jne 0x4210f4
mov eax, dword [esi + 0x1c]
cmp dword [eax + 0x2c], ebx
je 0x4210ed
mov eax, dword [esi + 0x14]
add eax, 2
cmp eax, dword [esi + 0xc]
jbe 0x4210c4
mov ecx, edi
call fcn.00420b36
mov edx, dword [esi + 0x14]
lea eax, [edx + 2]
cmp eax, dword [esi + 0xc]
ja 0x4210f4
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
inc dword [esi + 0x14]
mov dword [edi + 0x30], ebx
mov dword [esi + 4], 0x71
cmp dword [esi + 0x14], ebx
je 0x421110
mov ecx, edi
call fcn.00420b36
cmp dword [edi + 0x10], ebx
jne 0x421110
or dword [esi + 0x28], 0xffffffff
xor eax, eax
jmp 0x42125f
mov eax, 0x29a
cmp dword [esi + 4], eax
jne 0x421124
cmp dword [edi + 4], ebx
je 0x421129
jmp 0x420bba
cmp dword [edi + 4], ebx
jne 0x421133
cmp dword [esi + 0x74], ebx
jne 0x421133
cmp dword [esi + 4], eax
je 0x421185
imul eax, dword [esi + 0x84], 0xc
push 4
push esi
call dword [eax + 0x4b7ba8]
pop ecx
pop ecx
cmp eax, 2
je 0x42114f
cmp eax, 3
jne 0x421156
mov dword [esi + 4], 0x29a
test eax, eax
je 0x421246
cmp eax, 2
je 0x421246
cmp eax, 1
jne 0x421185
push ebx
push ebx
xor edx, edx
mov ecx, esi
call fcn.004237e1
pop ecx
pop ecx
mov ecx, edi
call fcn.00420b36
cmp dword [edi + 0x10], ebx
je 0x421105
cmp dword [esi + 0x18], 0
jg 0x421193
xor eax, eax
inc eax
jmp 0x42125f
cmp dword [esi + 0x18], 2
jne 0x421213
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 0x421229
movzx edx, word [edi + 0x32]
mov ecx, esi
call fcn.00420b12
movzx edx, word [edi + 0x30]
mov ecx, esi
call fcn.00420b12
mov ecx, edi
call fcn.00420b36
mov eax, dword [esi + 0x18]
test eax, eax
jle 0x42123c
neg eax
mov dword [esi + 0x18], eax
xor eax, eax
cmp dword [esi + 0x14], ebx
sete al
jmp 0x42125f
cmp dword [edi + 0x10], ebx
jne 0x421109
jmp 0x421105
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