/**
	Stores the header data from the first block of
	playstation save data
*/
struct PSX_Save_Block_Header {
    int block_type;
    int save_size;
    short next_block;
	char territory_code[2];
	char license_code[10];
	char save_code[8];
	char code_end;
	char unused[94];
	char xor_code;
};

/**
	Stores the header data from the first frame of
	playstation save data
*/
struct PSX_Save_Header {
	char magic_number[2]; //!< "SC"
	char icon_display; //!< 17 - static (1 frame), 18 - animated (2 frames), 19 - animated (3 frames)
	char blocks_used;
	char sjis_save_title[64]; //!< Save title in Shift-JIS character set, kanji only
	char padding[28];
	char palette[16][2]; //!< Stored as BBBBBGGGGGRRRRR
	char icons[3][16][8]; //!< Three icons, sixteen rows of 8 bytes (4 bits per pixel)
};

/**
	Structure for holding parsed icon data
*/
struct Icon {
    struct _RGB {
        int red;
        int blue;
        int green;
	};
 	_RGB palette[16];
 	char pixels[16][16];
};
	

class PSXIconTool {
private:
	struct _PSX_Save {
	    PSX_Save_Block_Header block_header;
	    PSX_Save_Header save_header;
	} PSX_Save;
	Icon icon;
	char error[2048];

public:

	
	/** Constructor */
	PSXIconTool();
	
	/**
	 *    Load an MCS file (raw block data for a single playstation save file)
	 * @param filename 
	 * @return True on success, False on failure.
	 *    Use errorMessage() to determine the error that occurred upon failure.
	 */
	bool loadMCS( char* filename );
	
	bool exportXPM( char* filename );
	bool exportPCX( char* filename );
	
	Icon *getIcon() { return &icon; }
	
	void printInfo();
	/**
	 * 
	 * @return The message from the last error to occur.
	 */
	char* errorMessage();
};