#ifndef RAGE_FILE_MANAGER_READAHEAD_H
#define RAGE_FILE_MANAGER_READAHEAD_H

#include "RageFileBasic.h"
/** @brief Utilities for reading the RageFiles. */
namespace RageFileManagerReadAhead
{
	void Init();
	void Shutdown();

	// Nonblockingly read ahead iBytes in pFile, starting at the current file position.
	void ReadAhead( RageFileBasic *pFile, int iBytes );

	/* Discard iBytes of kernel cache, starting at the current file position plus
	 * iRelativePosition (which may be negative). */
	void DiscardCache( RageFileBasic *pFile, int iRelativePosition, int iBytes );

	void CacheHintStreaming( RageFileBasic *pFile );
};

#endif

/*
 * Copyright (c) 2010 Glenn Maynard
 * All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, and/or sell copies of the Software, and to permit persons to
 * whom the Software is furnished to do so, provided that the above
 * copyright notice(s) and this permission notice appear in all copies of
 * the Software and that both the above copyright notice(s) and this
 * permission notice appear in supporting documentation.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
 * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
 * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
 * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
 * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */