Function at 0x100401e0
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x100c3e02
mov eax, dword fs:[0]
push eax
sub esp, 0x98
mov eax, dword [0x1010001c]
xor eax, ebp
mov dword [ebp - 0x14], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov eax, dword [edi]
mov esi, dword [ebp + 8]
mov byte [edi + 8], 0
call dword [eax]
push 4
mov dword [ebp - 0x74], 0
call fcn.1008a198
add esp, 4
mov dword [ebp - 0x78], eax
mov dword [ebp - 4], 0
mov dword [eax], 0
mov dword [eax], 0xffffffff
mov dword [ebp - 4], 0xffffffff
mov dword [ebp - 0x74], eax
mov dword [ebp - 4], 1
lea ecx, [ebp - 0x74]
push 0x80
push 3
push 1
push 0x80000000
push esi
call fcn.100117f0
test al, al
jne 0x100402b7
lea ecx, [ebp - 0x3c]
call fcn.100439a0
mov byte [ebp - 4], 2
cmp dword [edi + 4], 0
je 0x100402a3
sub esp, 0x18
lea eax, [ebp - 0x3c]
mov ecx, esp
mov dword [ebp - 0x78], esp
push eax
call fcn.10006780
mov byte [ebp - 4], 3
mov ecx, dword [edi + 4]
push 0
mov eax, dword [ecx]
mov byte [ebp - 4], 2
call dword [eax + 4]
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x3c]
call fcn.10003910
mov esi, dword [ebp - 0x74]
jmp 0x100404c0
mov esi, dword [ebp - 0x74]
test esi, esi
je 0x1004047f
mov eax, dword [esi]
cmp eax, 0xffffffff
je 0x1004047f
lea ecx, [ebp - 0x20]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x100402ed
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x1004047f
mov ecx, dword [ebp - 0x20]
xor eax, eax
add eax, ebx
mov dword [ebp - 0x78], eax
adc ecx, 0
or eax, ecx
mov dword [ebp - 0x84], ecx
je 0x1004047f
xorps xmm0, xmm0
mov byte [ebp - 0x6d], 1
push 0x10000
mov dword [ebp - 0x18], 0
movlpd qword [ebp - 0x24], xmm0
call fcn.1008aa7c
mov ecx, dword [ebp - 0x24]
mov ebx, eax
mov eax, dword [ebp - 0x20]
add esp, 4
mov dword [ebp - 0x80], eax
mov dword [ebp - 0x7c], ecx
test ebx, ebx
je 0x1004040e
cmp dword [esi], 0xffffffff
je 0x10040426
push 0
lea eax, [ebp - 0x18]
mov dword [ebp - 0x18], 0
push eax
push 0x10000
push ebx
push dword [esi]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x1004040e
cmp byte [edi + 8], 0
jne 0x100403e1
mov ecx, dword [ebp - 0x18]
test ecx, ecx
je 0x1004040b
mov eax, dword [edi]
push ecx
push ebx
mov ecx, edi
call dword [eax + 4]
mov edx, dword [ebp - 0x7c]
add edx, dword [ebp - 0x18]
mov ecx, dword [ebp - 0x80]
mov eax, dword [edi + 4]
adc ecx, 0
mov dword [ebp - 0x7c], edx
mov dword [ebp - 0x80], ecx
test eax, eax
je 0x100403d2
mov esi, dword [eax]
mov edx, ecx
mov ecx, dword [ebp - 0x7c]
call fcn.100bb790
mov edx, dword [ebp - 0x84]
mov ecx, dword [ebp - 0x78]
movsd qword [ebp - 0x24], xmm0
call fcn.100bb790
movsd xmm1, qword [ebp - 0x24]
sub esp, 8
divsd xmm1, xmm0
mov ecx, dword [edi + 4]
movsd qword [esp], xmm1
call dword [esi]
mov esi, dword [ebp - 0x74]
mov dword [ebp - 0x18], 0
jmp 0x10040336
lea ecx, [ebp - 0x54]
call fcn.10003a00
mov byte [ebp - 4], 6
lea eax, [ebp - 0x54]
push eax
push 0
mov ecx, edi
call fcn.10040520
xor al, al
mov byte [ebp - 0x6d], al
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x54]
call fcn.10003910
mov esi, dword [ebp - 0x74]
mov eax, dword [esi]
cmp eax, 0xffffffff
je 0x10040426
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
test eax, eax
je 0x10040426
mov dword [esi], 0xffffffff
push ebx
call fcn.1008a87c
mov eax, dword [edi]
add esp, 4
mov ecx, edi
call dword [eax + 8]
lea ecx, [ebp - 0xa0]
call fcn.10003a00
mov byte [ebp - 4], 7
cmp dword [edi + 4], 0
je 0x1004046b
sub esp, 0x18
mov ecx, esp
mov dword [ebp - 0x78], esp
push eax
call fcn.10006780
mov byte [ebp - 4], 8
mov ecx, dword [edi + 4]
push 1
mov eax, dword [ecx]
mov byte [ebp - 4], 7
call dword [eax + 4]
mov byte [ebp - 4], 1
lea ecx, [ebp - 0xa0]
call fcn.10003910
mov bl, byte [ebp - 0x6d]
jmp 0x100404c2
lea ecx, [ebp - 0x6c]
call fcn.10003a00
mov byte [ebp - 4], 4
cmp dword [edi + 4], 0
je 0x100404b4
sub esp, 0x18
lea eax, [ebp - 0x6c]
mov ecx, esp
mov dword [ebp - 0x78], esp
push eax
call fcn.10006780
mov byte [ebp - 4], 5
mov ecx, dword [edi + 4]
push 0
mov eax, dword [ecx]
mov byte [ebp - 4], 4
call dword [eax + 4]
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x6c]
call fcn.10003910
xor bl, bl
mov dword [ebp - 4], 0xffffffff
test esi, esi
je 0x100404f7
mov eax, dword [esi]
cmp eax, 0xffffffff
je 0x100404e5
test eax, eax
je 0x100404e5
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov dword [esi], 0
push 4
push esi
call fcn.1008a52b
add esp, 8
mov dword [ebp - 0x74], 0
mov al, bl
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.1008a187
mov esp, ebp
pop ebp
ret 4