C / C++ / MFC

<br />
// Open file<br />
		HANDLE bipFile = CreateFile(fileName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, <br />
			FILE_ATTRIBUTE_NORMAL, NULL);<br />
<br />
		// If the input file's null,<br />
		if (bipFile == NULL)<br />
		{<br />
			// Exit with error<br />
			throw 1;<br />
		}<br />
<br />
		// Needed variable for ReadFile()<br />
		DWORD dwNumRead;<br />
		<br />
		// Buffer<br />
		char * dwBuffer = new char[1024^4];<br />
<br />
		// Throw exception on error reading file<br />
		 if (!ReadFile(bipFile, dwBuffer, 1024^4, &dwNumRead,NULL))<br />
			 throw 2;<br />
<br />
		// Close it<br />
		CloseHandle(bipFile);<br />

// read until there is nothing more to read:
char pcBuf[1024] = {0}; // buffer
DWORD dwBytesRead = 0;
while( !ReadFile(bipFile, pcBuffer, 1024, &dwBytesRead, NULL )
{
    if( dwBytesRead < 1024 )
        break; // end of the file found
    // do something with buffer
}

// do something with last bytes read in buffer