dolphin/Source/Plugins/Plugin_VideoOGL/Src/Windows/ChunkFile.h

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// Copyright (C) 2003-2008 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#pragma once
#include "stdafx.h"
//TO REMEMBER WHEN USING:
//EITHER a chunk contains ONLY data
//OR it contains ONLY other chunks
//otherwise the scheme breaks...
#include "File.h"
namespace W32Util
{
inline unsigned int flipID(unsigned int id)
{
return ((id>>24)&0xFF) | ((id>>8)&0xFF00) | ((id<<8)&0xFF0000) | ((id<<24)&0xFF000000);
}
class ChunkFile
{
File file;
struct ChunkInfo
{
int startLocation;
int parentStartLocation;
int parentEOF;
unsigned int ID;
int length;
};
ChunkInfo stack[8];
int numLevels;
char *data;
int pos,eof;
bool fastMode;
bool read;
bool didFail;
void SeekTo(int _pos);
int GetPos() {return pos;}
public:
ChunkFile(const TCHAR *filename, bool _read);
~ChunkFile();
bool Descend(unsigned int id);
void Ascend();
int ReadInt();
void ReadInt(int &i) {i = ReadInt();}
void ReadData(void *data, int count);
// String ReadString();
void WriteInt(int i);
//void WriteString(String str);
void WriteData(void *data, int count);
int GetCurrentChunkSize();
bool Failed() {return didFail;}
};
}