blitz_dat.bt

// Blitz, DAT format
// Template created by Mark "hogsy" Sowden <markelswo@gmail.com>

/**
 * -------------------------------------------------------------
 * Disclaimer:
 * 	I primarily did this for Titan A.E., so that was my
 * 	primary reference, but this looks correct for some others
 * 	I checked such as Chicken Run and Action Man Destruction X.
 * -------------------------------------------------------------
 *
 * This format is heavily oriented around streaming from
 * a PSX CD, which has sectors sized at 2,048 bytes each -
 * so to get the file offset, it's the following...
 * 	16384 + (block * 2048)
 */

struct
{
	int32_t magic;// '78563412'
	int32_t numFiles;
	struct
	{
		int32_t hash;
		int32_t block;
		int32_t length;
	} files[ numFiles ];
} header;

local int i = 0;
struct Data( int &i )
{
	FSeek( 16384 + ( header.files[ i ].block * 2048 ) );
	char chunk[ header.files[ i ].length ];
	i++;
};

struct Data data[ 0 ];
ArrayResize( data, header.numFiles, i );