Helps if I add all the files.. >_<

git-svn-id: http://pcsx2.googlecode.com/svn/trunk@457 96395faa-99c1-11dd-bbfe-3dabce05a288

pcsx2/windows/WinCompressNTFS.cpp

@@ -0,0 +1,133 @@
+
+
+#include "PrecompiledHeader.h"
+#include "Win32.h"
+
+// Translates an Errno code into an exception.
+void StreamException_ThrowFromErrno( const string& streamname, errno_t errcode )
+{
+	if( errcode == 0 ) return;
+
+	switch( errcode )
+	{
+		case EINVAL:
+			throw Exception::InvalidArgument( "Invalid argument." );
+
+		case EACCES:	// Access denied!
+			throw Exception::AccessDenied( streamname );
+
+		case EMFILE:	// Too many open files!
+			throw Exception::CreateStream( streamname, "File handle allocation failure - Too many open files" );
+
+		case EEXIST:
+			throw Exception::CreateStream( streamname, "Cannot create - File already exists" );
+
+		case ENOENT:	// File not found!
+			throw Exception::FileNotFound( streamname );
+
+		case EPIPE:
+			throw Exception::BadStream( streamname, "Broken pipe" );
+
+		case EBADF:
+			throw Exception::BadStream( streamname, "Bad file number" );
+
+		default:
+			throw Exception::Stream( streamname,
+				fmt_string( "General file/stream error occured [errno: %d]", errcode )
+			);
+	}
+}
+
+void StreamException_ThrowLastError( const string& streamname, HANDLE result )
+{
+	if( result != INVALID_HANDLE_VALUE ) return;
+
+	int error = GetLastError();
+	
+	switch( error )
+	{
+		case ERROR_FILE_NOT_FOUND:
+			throw Exception::FileNotFound( streamname );
+		
+		case ERROR_PATH_NOT_FOUND:
+			throw Exception::FileNotFound( streamname );
+		
+		case ERROR_TOO_MANY_OPEN_FILES:
+			throw Exception::CreateStream( streamname, "File handle allocation failure - Too many open files " );
+		
+		case ERROR_ACCESS_DENIED:
+			throw Exception::AccessDenied( streamname );
+
+		default:
+		{
+			throw Exception::Stream( streamname,
+				fmt_string( "General Win32 File/stream error [GetLastError: %d]", error )
+			);
+		}
+	}
+}
+
+// returns TRUE if an error occurred.
+bool StreamException_LogFromErrno( const string& streamname, const char* action, errno_t result )
+{
+	try
+	{
+		StreamException_ThrowFromErrno( streamname, result );
+	}
+	catch( Exception::Stream& ex )
+	{
+		Console::Notice( "%s > %s", params action, ex.cMessage() );
+		return true;
+	}
+	return false;
+}
+
+// returns TRUE if an error occurred.
+bool StreamException_LogLastError( const string& streamname, const char* action, HANDLE result )
+{
+	try
+	{
+		StreamException_ThrowLastError( streamname, result );
+	}
+	catch( Exception::Stream& ex )
+	{
+		Console::Notice( "%s > %s", params action, ex.cMessage() );
+	}
+	return false;
+}
+
+// Exceptions thrown: None.  Errors are logged to console.  Failures are considered non-critical
+void NTFS_CompressFile( const char* file )
+{
+	bool isFile = Path::isFile( file );
+	
+	const DWORD flags = isFile ? FILE_ATTRIBUTE_NORMAL : (FILE_FLAG_BACKUP_SEMANTICS | FILE_ATTRIBUTE_DIRECTORY);
+
+	HANDLE bloated_crap = CreateFile( file,
+		FILE_GENERIC_WRITE | FILE_GENERIC_READ,
+		FILE_SHARE_READ | FILE_SHARE_DELETE,
+		NULL,
+		OPEN_EXISTING,
+		flags,
+		NULL
+	);
+
+	// Fail silently -- non-compression of files and folders is not an errorable offense.
+
+	if( !StreamException_LogLastError( file, "NTFS Compression Enable", bloated_crap ) )
+	{
+		DWORD bytesReturned = 0;
+		DWORD compressMode = COMPRESSION_FORMAT_DEFAULT;
+		
+		BOOL result = DeviceIoControl(
+			bloated_crap, FSCTL_SET_COMPRESSION,
+			&compressMode, 2, NULL, 0,
+			&bytesReturned, NULL
+		);
+		
+		if( !result )
+			StreamException_LogLastError( file, "NTFS Compression Enable" );
+
+		CloseHandle( bloated_crap );
+	}
+}