Function at 0x4c11aa
Capabilities:
Get file size
Read file on windows

Disassembly:
push 0x738
mov eax, 0x534e8a
call fcn.00505ab4
mov esi, dword [ebp + 8]
lea ecx, [ebp - 0x508]
call fcn.00496af5
xor ebx, ebx
lea ecx, [ebp - 0x508]
push ebx
push ebx
push esi
mov dword [ebp - 4], ebx
call fcn.0049b426
lea eax, [ebp - 0x400]
push eax
lea ecx, [ebp - 0x19c]
call fcn.0049487c
mov byte [ebp - 4], 1
mov esi, ebx
mov edi, ebx
call fcn.00498477
push eax
lea ecx, [ebp - 0x94]
call fcn.0049487c
mov byte [ebp - 4], 2
call fcn.00498483
mov ecx, eax
call fcn.00495150
test al, al
je 0x4c12bb
lea eax, [ebp - 0x19c]
push eax
lea ecx, [ebp - 0x94]
call fcn.00494ad9
push ebx
push 0x80
push 3
push ebx
push 1
push SysReAllocString
lea ecx, [ebp - 0x94]
call fcn.00494f9b
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x4c126c
lea ecx, [ebp - 0x94]
mov byte [ebp - 4], 1
call fcn.004949a4
jmp 0x4c1435
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
test edi, edi
je 0x4c1258
and dword [ebp - 0x744], 0
push edi
call fcn.004e98c1
pop ecx
push 0
mov esi, eax
lea eax, [ebp - 0x744]
push eax
push edi
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x744], edi
je 0x4c1422
push esi
call fcn.0050157f
pop ecx
xor esi, esi
jmp 0x4c1258
call fcn.00498483
push eax
lea ecx, [ebp - 0x94]
call fcn.00494ad9
call fcn.004986eb
test al, al
je 0x4c12de
call fcn.00498489
mov ebx, eax
jmp 0x4c1343
call fcn.0049848f
push eax
lea ecx, [ebp - 0x220]
call fcn.0049487c
push ebx
lea ecx, [ebp - 0x220]
mov byte [ebp - 4], 3
call fcn.00494f9b
push eax
call fcn.0049d666
pop ecx
pop ecx
push eax
lea ecx, [ebp - 0x94]
mov dword [ebp - 0x73c], eax
call fcn.00494f9b
push eax
call fcn.004b51c1
mov ebx, eax
mov eax, dword [ebp - 0x73c]
pop ecx
pop ecx
test eax, eax
je 0x4c1334
push eax
call fcn.0050157f
pop ecx
lea ecx, [ebp - 0x220]
mov byte [ebp - 4], 2
call fcn.004949a4
test ebx, ebx
je 0x4c1258
and dword [ebp - 0x740], 0
lea eax, [ebp - 0x19c]
push eax
lea ecx, [ebp - 0x118]
call fcn.0049487c
push 0x538e08
push 0x538e0c
lea ecx, [ebp - 0x118]
mov byte [ebp - 4], 4
call fcn.0049531a
lea eax, [ebp - 0x738]
push eax
lea eax, [ebp - 0x740]
push eax
push 1
lea ecx, [ebp - 0x118]
call fcn.00494f9b
push eax
push ebx
call fcn.004b4b98
add esp, 0x14
test eax, eax
je 0x4c13ba
lea ecx, [ebp - 0x118]
mov byte [ebp - 4], 2
call fcn.004949a4
jmp 0x4c1258
mov edi, dword [ebp - 0x50c]
test edi, edi
je 0x4c13a6
push edi
call fcn.004e98c1
push edi
mov esi, eax
push esi
push dword [ebp - 0x740]
push ebx
call fcn.004b55f8
add esp, 0x14
test eax, eax
je 0x4c1403
cmp eax, 0x600
je 0x4c1403
push esi
call fcn.0050157f
pop ecx
xor esi, esi
call fcn.004986eb
test al, al
jne 0x4c13a6
push ebx
call fcn.004b4980
pop ecx
jmp 0x4c13a6
call fcn.004986eb
test al, al
jne 0x4c1413
push ebx
call fcn.004b4980
pop ecx
lea ecx, [ebp - 0x118]
mov byte [ebp - 4], 2
call fcn.004949a4
lea ecx, [ebp - 0x94]
mov byte [ebp - 4], 1
call fcn.004949a4
test esi, esi
jne 0x4c14a9
push 0
push 0x80
push 3
push 0
push 1
push SysReAllocString
lea ecx, [ebp - 0x19c]
call fcn.00494f9b
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
je 0x4c14a9
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
test edi, edi
je 0x4c14a9
and dword [ebp - 0x73c], 0
push edi
call fcn.004e98c1
pop ecx
push 0
mov esi, eax
lea eax, [ebp - 0x73c]
push eax
push edi
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x73c], edi
je 0x4c14a9
push esi
call fcn.0050157f
pop ecx
xor esi, esi
xor ebx, ebx
test esi, esi
je 0x4c14c1
push edi
push esi
call fcn.004c113f
push esi
mov ebx, eax
call fcn.0050157f
add esp, 0xc
lea ecx, [ebp - 0x19c]
mov byte [ebp - 4], 0
call fcn.004949a4
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x508]
call fcn.00496f71
mov eax, ebx
call fcn.00505a63
ret