/*
Copyright (C) 2006 StrmnNrmn

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; either version 2
of the License, or (at your option) any later version.

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 for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

#pragma once

#ifndef UTILITY_ROMFILECOMPRESSED_H_
#define UTILITY_ROMFILECOMPRESSED_H_

#ifdef DAEDALUS_COMPRESSED_ROM_SUPPORT

//This should be pulled from the system's include directory..
#include <minizip/unzip.h>

#include "RomFile/RomFile.h"

class ROMFileCompressed : public ROMFile
{
public:
	ROMFileCompressed( const std::filesystem::path filename );

	virtual ~ROMFileCompressed();

	virtual bool		Open( COutputStream & messages );

	virtual bool		IsCompressed() const			{ return true; }
	virtual u32			GetRomSize() const				{ return mRomSize; }
	virtual bool		LoadRawData( u32 bytes_to_read, u8 *p_bytes, COutputStream & messages );

	virtual bool		ReadChunk( u32 offset, u8 * p_dst, u32 length );

private:
			bool		Seek( u32 offset, u8 * p_scratch_block, u32 block_size );


private:
	unzFile				mZipFile;
	bool				mFoundRom;
	u32					mRomSize;

};

#endif // DAEDALUS_COMPRESSED_ROM_SUPPORT

#endif // UTILITY_ROMFILECOMPRESSED_H_