Function at 0x40df10
Capabilities:
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
mov eax, dword [ebp + 0x10]
sub esp, 0xc
push ebx
mov ebx, ecx
mov ecx, dword [ebp + 0xc]
push esi
push edi
test eax, eax
jg 0x40df3b
jl 0x40df2e
test ecx, ecx
jne 0x40df3b
xor eax, eax
xor edx, edx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
cmp dword [ebx + 0x38], 0
mov edi, ecx
je 0x40e014
mov dword [esp + 0xc], eax
mov eax, dword [ebp + 8]
mov dword [esp + 0x10], eax
mov ecx, ebx
call fcn.0040ff90
mov ecx, edx
mov esi, eax
mov dword [esp + 0x14], ecx
test ecx, ecx
jl 0x40dfab
jg 0x40df6b
test esi, esi
je 0x40dfab
mov eax, dword [esp + 0xc]
cmp eax, ecx
jg 0x40df7f
jl 0x40df79
cmp edi, esi
jae 0x40df7f
mov esi, edi
mov dword [esp + 0x14], eax
mov eax, dword [ebx + 0x1c]
push esi
push dword [eax]
push dword [esp + 0x18]
call fcn.00521e70
mov eax, dword [ebx + 0x2c]
add esp, 0xc
mov ecx, dword [esp + 0xc]
sub edi, esi
sbb ecx, dword [esp + 0x14]
sub dword [eax], esi
mov eax, dword [ebx + 0x1c]
add dword [eax], esi
mov eax, dword [esp + 0x10]
jmp 0x40dfce
mov eax, dword [ebx]
mov ecx, ebx
call dword [eax + 0x1c]
mov ecx, eax
cmp ecx, 0xffffffff
je 0x40dffd
mov eax, dword [esp + 0x10]
add edi, 0xffffffff
mov esi, 1
mov byte [eax], cl
mov ecx, dword [esp + 0xc]
adc ecx, 0xffffffff
add eax, esi
mov dword [esp + 0xc], ecx
mov dword [esp + 0x10], eax
test ecx, ecx
jg 0x40df52
jl 0x40e001
test edi, edi
jne 0x40df52
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
sub eax, edi
sbb edx, ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov ecx, dword [esp + 0xc]
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
sub eax, edi
sbb edx, ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov eax, dword [ebx + 0x1c]
mov eax, dword [eax]
mov dword [esp + 0x10], eax
test eax, eax
je 0x40e064
mov eax, dword [ebx + 0x2c]
lea edx, [ebx + 0x2c]
mov dword [esp + 0x14], edx
mov eax, dword [eax]
test eax, eax
je 0x40e06b
mov edi, dword [ebp + 8]
cmp eax, ecx
mov esi, ecx
cmovb esi, eax
push esi
push dword [esp + 0x14]
push edi
call fcn.00521e70
mov eax, dword [ebx + 0x2c]
add edi, esi
mov dword [esp + 0x1c], edi
add esp, 0xc
mov edi, dword [ebp + 0xc]
sub edi, esi
sub dword [eax], esi
mov eax, dword [ebx + 0x1c]
add dword [eax], esi
mov esi, dword [esp + 0x10]
jmp 0x40e06e
lea eax, [ebx + 0x2c]
mov dword [esp + 0x14], eax
mov esi, dword [ebp + 8]
cmp dword [ebx + 0x4c], 0
je 0x40e0d7
mov ecx, dword [ebx + 0xc]
lea eax, [ebx + 0x3c]
cmp dword [ecx], eax
jne 0x40e098
mov eax, dword [ebx + 0xc]
mov edx, dword [ebx + 0x54]
mov ecx, dword [ebx + 0x50]
sub edx, ecx
mov dword [eax], ecx
mov eax, dword [ebx + 0x1c]
mov dword [eax], ecx
mov eax, dword [esp + 0x14]
mov eax, dword [eax]
mov dword [eax], edx
cmp edi, 0xfff
jbe 0x40e0c2
push dword [ebx + 0x4c]
push 0xfff
push 1
push esi
call fcn.005487d3
add esp, 0x10
add esi, eax
sub edi, eax
cmp eax, 0xfff
jne 0x40e0d7
cmp edi, eax
ja 0x40e0a0
test edi, edi
je 0x40e0d7
push dword [ebx + 0x4c]
push edi
push 1
push esi
call fcn.005487d3
add esp, 0x10
sub edi, eax
mov eax, dword [ebp + 0xc]
mov edx, dword [ebp + 0x10]
sub eax, edi
pop edi
pop esi
sbb edx, 0
pop ebx
mov esp, ebp
pop ebp
ret 0xc