ftp.nice.ch/pub/next/tools/cdrom/mCD.96Sep09.s.tar.gz#/mCD/scsi_cd.subproj/cd_toc.h

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/*
 * cd_toc.h: header file that defines CD table-of-contents entries
 * Garance Alistair Drosehn/March 1994.
 *
 */

#ifndef CD_TOC_INCLUDED
#define CD_TOC_INCLUDED

/* an entry in the toc (table-of-contents) info */
struct toc_info {
	u_char	control;	/* control bits */
	u_int	lblock;		/* start address as logical-block */
	u_int	hour:8,		/* start address as MSF */
		min:8,
		sec:8,
		frame:8;	/* there are 75 frames in a sec */
	u_int	elapsedSec:16;	/* elapsed seconds for this track */
	char	*trackTitle;	/* pointer to song title, if known */
};

/* control bits */
#define PRE_EMPHASIS	0x1	/* pre-emphasis or not */
#define DIGITAL_COPY	0x2	/* digital copy permitted (1) or not (0) */
#define DATA_TRACK	0x4	/* data track (1) or audio track (0) */
#define FOUR_CHANNEL	0x8	/* four channel (1) or two channel (0) */

/* entire table of contents */
struct cd_toc {
	u_short		firsttrack:8,
			lasttrack:8;
	int		naudio,		/* number of audio tracks */
			ndata,		/* number of data tracks */
			lastDataBlock;	/* very last data block */
	char		*discTitle;	/* title of the CD */
	char		*discPerformer;	/* artist(s) on the CD */
	char		*discCatNum;	/* media catalog number (UPC) */ 
	struct toc_info	info[101];	/* 0-99 + transition area (100) */
};

#endif

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