Function at 0x440809
Capabilities:
Inspect section memory permissions

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x438
mov eax, dword [0x50c380]
xor eax, ebp
mov dword [ebp - 4], eax
xor eax, eax
mov dword [ebp - 0x414], 1
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov dword [ebp - 0x40c], ebx
mov esi, dword [ebx]
push esi
mov byte [ebp - 0x405], al
mov byte [ebp - 0x406], al
mov dword [ebp - 0x41c], eax
mov dword [ebp - 0x420], eax
mov dword [ebp - 0x418], eax
mov dword [ebp - 0x434], eax
mov dword [ebp - 0x424], eax
mov dword [ebp - 0x410], eax
mov dword [ebp - 0x428], eax
mov dword [ebx + 8], eax
mov dword [ebx + 4], eax
mov dword [ebx + 0xc], eax
call fcn.0043bd57
pop ecx
test eax, eax
je 0x441081
cmp dword [ebp + 0xc], 1
je 0x440e22
push esi
call fcn.0043d726
push esi
mov edi, eax
call fcn.0043d726
pop ecx
pop ecx
mov ecx, eax
mov dword [ebp - 0x42c], ecx
cmp ecx, 0x43674249
je 0x440dca
cmp ecx, 0x49444154
je 0x440d0c
cmp ecx, 0x49454e44
je 0x440ede
cmp ecx, 0x49484452
je 0x440b12
cmp dword [ebp - 0x414], 0
jne 0x441077
cmp ecx, 0x504c5445
je 0x4409ec
cmp ecx, 0x74524e53
je 0x440911
test ecx, 0x20000000
je 0x440dd9
push edi
push esi
call fcn.00443240
pop ecx
pop ecx
jmp 0x440993
cmp dword [ebx + 4], 0
jne 0x440e48
cmp byte [ebp - 0x405], 0
je 0x44099f
cmp dword [ebp + 0xc], 2
je 0x440e1b
mov eax, dword [ebp - 0x418]
test eax, eax
je 0x440e0c
cmp edi, eax
ja 0x440e2a
xor ebx, ebx
mov byte [ebp - 0x405], 4
test edi, edi
je 0x44098d
mov eax, dword [esi + 0xa8]
cmp eax, dword [esi + 0xac]
jae 0x44096a
mov cl, byte [eax]
inc eax
mov dword [esi + 0xa8], eax
jmp 0x440981
cmp dword [esi + 0x20], 0
je 0x44097f
push esi
call fcn.00442e12
mov eax, dword [esi + 0xa8]
pop ecx
jmp 0x44095f
xor cl, cl
mov byte [ebp + ebx*4 - 0x401], cl
inc ebx
cmp ebx, edi
jb 0x440951
mov ebx, dword [ebp - 0x40c]
push esi
call fcn.0043d726
pop ecx
jmp 0x44088e
mov ecx, dword [esi + 8]
test cl, 1
je 0x440e39
lea eax, [ecx + ecx]
cmp edi, eax
jne 0x440e2a
xor edi, edi
mov byte [ebp - 0x406], 1
test ecx, ecx
jle 0x440993
mov ebx, dword [ebp - 0x410]
push esi
call fcn.0043d632
pop ecx
movzx ecx, byte [ebx + 0x50c320]
movzx eax, al
imul eax, ecx
mov byte [ebp + edi - 0x438], al
inc edi
cmp edi, dword [esi + 8]
jl 0x4409c9
jmp 0x44098d
cmp edi, 0x300
ja 0x440e57
push 3
xor edx, edx
mov eax, edi
pop ecx
div ecx
imul ecx, eax, 3
mov dword [ebp - 0x418], eax
cmp ecx, edi
jne 0x440e57
xor edx, edx
mov dword [ebp - 0x42c], edx
test eax, eax
je 0x440993
lea edi, [esi + 0x20]
mov eax, dword [esi + 0xa8]
cmp eax, dword [esi + 0xac]
jae 0x440a3e
mov cl, byte [eax]
inc eax
mov dword [esi + 0xa8], eax
jmp 0x440a66
lea edi, [esi + 0x20]
cmp dword [edi], 0
je 0x440a64
push esi
call fcn.00442e12
mov eax, dword [esi + 0xa8]
mov edx, dword [ebp - 0x42c]
pop ecx
mov cl, byte [eax]
inc eax
mov dword [esi + 0xa8], eax
jmp 0x440a66
xor cl, cl
mov ebx, edi
mov byte [ebp + edx*4 - 0x404], cl
cmp eax, dword [esi + 0xac]
jae 0x440a85
mov cl, byte [eax]
lea edi, [esi + 0x20]
inc eax
mov dword [esi + 0xa8], eax
jmp 0x440aac
cmp dword [ebx], 0
mov edi, ebx
je 0x440aaa
push esi
call fcn.00442e12
mov eax, dword [esi + 0xa8]
mov edx, dword [ebp - 0x42c]
pop ecx
mov cl, byte [eax]
inc eax
mov dword [esi + 0xa8], eax
jmp 0x440aac
xor cl, cl
mov byte [ebp + edx*4 - 0x403], cl
cmp eax, dword [esi + 0xac]
jae 0x440ac6
mov cl, byte [eax]
inc eax
mov dword [esi + 0xa8], eax
jmp 0x440aeb
cmp dword [ebx], 0
je 0x440ae9
push esi
call fcn.00442e12
mov eax, dword [esi + 0xa8]
mov edx, dword [ebp - 0x42c]
pop ecx
mov cl, byte [eax]
inc eax
mov dword [esi + 0xa8], eax
jmp 0x440aeb
xor cl, cl
mov byte [ebp + edx*4 - 0x402], cl
mov byte [ebp + edx*4 - 0x401], 0xff
inc edx
mov dword [ebp - 0x42c], edx
cmp edx, dword [ebp - 0x418]
jb 0x440a25
jmp 0x44098d
cmp dword [ebp - 0x414], 0
je 0x440ecf
and dword [ebp - 0x414], 0
cmp edi, 0xd
jne 0x440ec0
push esi
call fcn.0043d726
mov ebx, 0x1000000
mov dword [esi], eax
pop ecx
cmp eax, ebx
ja 0x440cfd
push esi
call fcn.0043d726
mov dword [esi + 4], eax
pop ecx
cmp eax, ebx
ja 0x440cfd
mov eax, dword [esi + 0xa8]
cmp eax, dword [esi + 0xac]
jae 0x440b70
mov cl, byte [eax]
inc eax
mov dword [esi + 0xa8], eax
jmp 0x440b87
cmp dword [esi + 0x20], 0
je 0x440b85
push esi
call fcn.00442e12
mov eax, dword [esi + 0xa8]
pop ecx
jmp 0x440b65
xor cl, cl
movzx ecx, cl
mov edi, esi
mov dword [ebp - 0x410], ecx
push 0x20
pop ebx
cmp ecx, 1
je 0x440bad
cmp ecx, 2
je 0x440bad
cmp ecx, 4
je 0x440bad
cmp ecx, 8
jne 0x440e66
cmp eax, dword [esi + 0xac]
jae 0x440bc0
mov cl, byte [eax]
inc eax
mov dword [esi + 0xa8], eax
jmp 0x440bd7
cmp dword [edi + ebx], 0
je 0x440bd5
push esi
call fcn.00442e12
mov eax, dword [esi + 0xa8]
pop ecx
jmp 0x440bb5
xor cl, cl
movzx ecx, cl
mov dword [ebp - 0x424], ecx
cmp ecx, 6
ja 0x440eb1
push 3
pop edx
cmp ecx, edx
jne 0x440bf8
mov byte [ebp - 0x405], dl
jmp 0x440c01
test cl, 1
jne 0x440eb1
cmp eax, dword [esi + 0xac]
jb 0x440c1c
cmp dword [edi + ebx], 0
je 0x440c2d
push esi
call fcn.00442e12
mov eax, dword [esi + 0xa8]
pop ecx
mov cl, byte [eax]
inc eax
mov dword [esi + 0xa8], eax
test cl, cl
jne 0x440e75
cmp eax, dword [esi + 0xac]
jb 0x440c48
cmp dword [edi + ebx], 0
je 0x440c59
push esi
call fcn.00442e12
mov eax, dword [esi + 0xa8]
pop ecx
mov cl, byte [eax]
inc eax
mov dword [esi + 0xa8], eax
test cl, cl
jne 0x440e84
cmp eax, dword [esi + 0xac]
jae 0x440c6c
mov cl, byte [eax]
inc eax
mov dword [esi + 0xa8], eax
jmp 0x440c83
cmp dword [edi + ebx], 0
je 0x440c81
push esi
call fcn.00442e12
mov eax, dword [esi + 0xa8]
pop ecx
jmp 0x440c61
xor cl, cl
movzx eax, cl
mov dword [ebp - 0x434], eax
cmp eax, 1
ja 0x440ea2
cmp dword [esi], 0
je 0x440e93
mov edi, dword [esi + 4]
test edi, edi
je 0x440e93
xor edx, edx
mov eax, 0x40000000
div dword [esi]
cmp byte [ebp - 0x405], 0
jne 0x440ceb
mov ecx, dword [ebp - 0x424]
mov edx, ecx
shr edx, 2
and ecx, 2
and edx, 1
or ecx, 1
add ecx, edx
xor edx, edx
div ecx
mov dword [esi + 8], ecx
cmp eax, edi
jb 0x440cfd
cmp dword [ebp + 0xc], 2
je 0x440e22
jmp 0x44098d
shr eax, 2
mov dword [esi + 8], 1
cmp eax, edi
jae 0x44098d
mov dword [0x5105b0], str.too_large
jmp 0x441081
cmp dword [ebp - 0x414], 0
jne 0x441077
mov al, byte [ebp - 0x405]
test al, al
je 0x440d30
cmp dword [ebp - 0x418], 0
je 0x441048
cmp dword [ebp + 0xc], 2
je 0x44106c
mov eax, dword [ebp - 0x41c]
lea ebx, [edi + eax]
cmp ebx, eax
jl 0x441081
mov eax, dword [ebp - 0x420]
cmp ebx, eax
jbe 0x440d9d
test eax, eax
jne 0x440d6b
mov ecx, 0x1000
cmp edi, ecx
mov eax, ecx
cmova eax, edi
mov dword [ebp - 0x420], eax
cmp ebx, eax
jbe 0x440d7b
add eax, eax
cmp ebx, eax
ja 0x440d6f
mov dword [ebp - 0x420], eax
push eax
mov eax, dword [ebp - 0x40c]
push dword [eax + 4]
call fcn.004aae94
pop ecx
pop ecx
test eax, eax
je 0x441054
mov ecx, dword [ebp - 0x40c]
mov dword [ecx + 4], eax
mov eax, dword [ebp - 0x40c]
push edi
mov eax, dword [eax + 4]
add eax, dword [ebp - 0x41c]
push eax
push esi
call fcn.0043d7f1
add esp, 0xc
test eax, eax
je 0x441060
mov dword [ebp - 0x41c], ebx
jmp 0x44098d
mov dword [ebp - 0x428], 1
jmp 0x440903
mov eax, ecx
mov byte [0x50c32f], cl
shr eax, 0x18
mov byte [str.XXXX_PNG_chunk_not_known], al
mov eax, ecx
shr eax, 0x10
mov byte [0x50c32d], al
mov eax, ecx
shr eax, 8
mov byte [0x50c32e], al
mov dword [0x5105b0], 0x50c32c
jmp 0x441081
mov dword [0x5105b0], str.tRNS_before_PLTE
jmp 0x441081
mov dword [esi + 8], 4
xor eax, eax
inc eax
jmp 0x441083
mov dword [0x5105b0], str.bad_tRNS_len
jmp 0x441081
mov dword [0x5105b0], str.tRNS_with_alpha
jmp 0x441081
mov dword [0x5105b0], str.tRNS_after_IDAT
jmp 0x441081
mov dword [0x5105b0], str.invalid_PLTE
jmp 0x441081
mov dword [0x5105b0], str.1_2_4_8_bit_only
jmp 0x441081
mov dword [0x5105b0], str.bad_comp_method
jmp 0x441081
mov dword [0x5105b0], str.bad_filter_method
jmp 0x441081
mov dword [0x5105b0], str.0_pixel_image
jmp 0x441081
mov dword [0x5105b0], str.bad_interlace_method
jmp 0x441081
mov dword [0x5105b0], str.bad_ctype
jmp 0x441081
mov dword [0x5105b0], str.bad_IHDR_len
jmp 0x441081
mov dword [0x5105b0], str.multiple_IHDR
jmp 0x441081
cmp dword [ebp - 0x414], 0
jne 0x441077
cmp dword [ebp + 0xc], 0
jne 0x440e22
xor eax, eax
cmp dword [ebx + 4], eax
jne 0x440f0b
mov dword [0x5105b0], str.no_IDAT
jmp 0x441083
mov ecx, dword [esi]
mov edi, dword [ebp - 0x410]
imul ecx, edi
add ecx, 7
shr ecx, 3
imul ecx, dword [esi + 8]
inc ecx
imul ecx, dword [esi + 4]
cmp dword [ebp - 0x428], eax
sete al
push eax
lea eax, [ebp - 0x410]
mov dword [ebp - 0x410], ecx
push eax
push ecx
push dword [ebp - 0x41c]
push dword [ebx + 4]
call fcn.00443d59
add esp, 0x14
mov dword [ebx + 8], eax
test eax, eax
je 0x441081
push dword [ebx + 4]
call fcn.004a2e97
and dword [ebx + 4], 0
mov edx, dword [ebp + 0x10]
pop ecx
mov ecx, dword [esi + 8]
lea eax, [ecx + 1]
cmp edx, eax
jne 0x440f81
cmp edx, 3
je 0x440f81
cmp byte [ebp - 0x405], 0
je 0x440f8c
cmp byte [ebp - 0x406], 0
jne 0x440f8c
mov eax, ecx
mov ecx, dword [ebp - 0x434]
push ecx
push dword [ebp - 0x424]
mov dword [esi + 0xc], eax
push edi
push eax
push dword [ebp - 0x410]
push dword [ebx + 8]
push ebx
call fcn.0043c427
add esp, 0x1c
test eax, eax
je 0x441081
cmp byte [ebp - 0x406], 0
je 0x440fdc
push dword [esi + 0xc]
lea eax, [ebp - 0x438]
push eax
push ebx
call fcn.0043c0ae
add esp, 0xc
test eax, eax
je 0x441081
cmp dword [ebp - 0x428], 0
je 0x440ffb
cmp dword [0x5106fc], 0
je 0x440ffb
cmp dword [esi + 0xc], 2
jle 0x440ffb
push ebx
call fcn.0043d146
pop ecx
mov al, byte [ebp - 0x405]
test al, al
je 0x441036
mov ecx, dword [ebp + 0x10]
movzx eax, al
mov dword [esi + 8], eax
mov dword [esi + 0xc], eax
cmp ecx, 3
jl 0x44101b
mov dword [esi + 0xc], ecx
mov eax, ecx
push eax
push dword [ebp - 0x418]
lea eax, [ebp - 0x404]
push eax
push ebx
call fcn.0043d4e8
add esp, 0x10
test eax, eax
je 0x441081
push dword [ebx + 8]
call fcn.004a2e97
and dword [ebx + 8], 0
pop ecx
jmp 0x440e22
mov dword [0x5105b0], str.no_PLTE
jmp 0x441081
mov dword [0x5105b0], str.outofmem
jmp 0x441081
mov dword [0x5105b0], str.outofdata
jmp 0x441081
movzx eax, al
mov dword [esi + 8], eax
jmp 0x440e22
mov dword [0x5105b0], str.first_not_IHDR
xor eax, eax
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0049ec00
leave
ret