cdrecord.h

另一种方法编辑刻录程序的代码!要的与偶联系呀

/* @(#)cdrecord.h	1.43 98/10/18 Copyright 1995 J. Schilling */
/*
 *	Definitions for cdrecord
 *
 *	Copyright (c) 1995 J. Schilling
 */
/*
 * 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, 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; see the file COPYING.  If not, write to
 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 */

/*
 * Defines for option flags
 */
#define	F_DUMMY		0x000001L	/* Do dummy writes */
#define	F_TOC		0x000002L	/* Get TOC */
#define	F_EJECT		0x000004L	/* Eject disk after doing the work */
#define	F_LOAD		0x000008L	/* Load disk only */
#define	F_MULTI		0x000010L	/* Create linkable TOC/multi-session */
#define	F_MSINFO	0x000020L	/* Get multi-session info */
#define	F_FIX		0x000040L	/* Fixate disk only */
#define	F_NOFIX		0x000080L	/* Do not fixate disk */
#define	F_VERSION	0x000100L	/* Print version info */
#define	F_CHECKDRIVE	0x000200L	/* Check for driver */
#define	F_INQUIRY	0x000400L	/* Do inquiry */
#define	F_PRCAP		0x000800L	/* Print capabilities */
#define	F_SCANBUS	0x001000L	/* Scan SCSI Bus */
#define	F_RESET		0x002000L	/* Reset SCSI Bus */
#define	F_BLANK		0x004000L	/* Blank CD-RW */
#define	F_PRATIP	0x008000L	/* Print ATIP info */
#define	F_PRDINFO	0x010000L	/* Print disk info */
#define	F_IGNSIZE	0x020000L	/* Ignore disk size */

#ifdef	min
#undef	min
#endif
#define min(a, b)	((a)<(b)?(a):(b))

#ifdef	max
#undef	max
#endif
#define max(a, b)	((a)<(b)?(b):(a))

#undef	roundup
#define	roundup(x, y)	((((x)+((y)-1))/(y))*(y))

#define DATA_SEC_SIZE	2048
#define AUDIO_SEC_SIZE	2352

#define MAX_TRACK	99	/* Red Book track limit */

#define PAD_SECS	15	/* NOTE: pad must be less than BUF_SIZE */
#define	PAD_SIZE	(PAD_SECS * DATA_SEC_SIZE)

#define	DEFAULT_FIFOSIZE (4*1024*1024)

typedef struct tindex {
	int	dummy;		/* Not yet implemented */
} tindex_t;

typedef struct track {
	int	f;		/* Open file for this track		*/
	char	*filename;	/* File name for this track		*/
	long	trackstart;	/* Start of this track			*/
	long	tracksize;	/* Size of this track (-1 == until EOF)	*/
	long	padsize;	/* Pad size for this track (0 == none)	*/
	long	pregapsize;	/* Pre-gap size for this track		*/
	int	secsize;	/* Sector size for this track		*/
	int	secspt;		/* # of sectors to copy for one transfer*/
	int	pktsize;	/* # of blocks per write packet		*/
	char	trackno;	/* Track number for this track		*/
	char	sectype;	/* Sector type				*/
	char	tracktype;	/* Track type (toc type)		*/
	char	dbtype;		/* Data block type for this track	*/
	int	flags;		/* Flags (see below)			*/
	tindex_t *tindex;	/* Track index descriptor		*/
} track_t;

/*
 * Defines for flags
 */
#define	TI_AUDIO	0x0001	/* File is an audio track		*/
#define	TI_PREEMP	0x0002	/* Audio track recorded w/preemphasis	*/
#define	TI_MIX		0x0004	/* This is a mixed mode track		*/
#define	TI_RAW		0x0008	/* Write this track in raw mode		*/
#define	TI_PAD		0x0010	/* Pad data track			*/
#define	TI_SWAB		0x0020	/* Swab audio data			*/
#define	TI_ISOSIZE	0x0040	/* Use iso size for track		*/
#define	TI_NOAUHDR	0x0080	/* Don't look for audio header		*/
#define	TI_FIRST	0x0100	/* This is the first track		*/
#define	TI_LAST		0x0200	/* This is the last track		*/
#define	TI_PACKET	0x0400	/* Fixed- or variable-packet track	*/
#define	TI_NOCLOSE	0x0800	/* Don't close the track after writing	*/

#define	is_audio(tp)	(((tp)->flags & TI_AUDIO) != 0)
#define	is_preemp(tp)	(((tp)->flags & TI_PREEMP) != 0)
#define	is_pad(tp)	(((tp)->flags & TI_PAD) != 0)
#define	is_swab(tp)	(((tp)->flags & TI_SWAB) != 0)
#define	is_first(tp)	(((tp)->flags & TI_FIRST) != 0)
#define	is_last(tp)	(((tp)->flags & TI_LAST) != 0)
#define	is_packet(tp)	(((tp)->flags & TI_PACKET) != 0)
#define	is_noclose(tp)	(((tp)->flags & TI_NOCLOSE) != 0)

/*
 * Defines for toc type / track type
 */
#define	TOC_DA		0	/* CD-DA				*/
#define	TOC_ROM		1	/* CD-ROM				*/
#define	TOC_XA1		2	/* CD_ROM XA with first track in mode 1 */
#define	TOC_XA2		3	/* CD_ROM XA with first track in mode 2 */
#define	TOC_CDI		4	/* CDI					*/

#define	TOC_MASK	7	/* Mask needed for toctname[]		*/

extern	char	*toc2name[];	/* Convert toc type to name		*/
extern	int	toc2sess[];	/* Convert toc type to session format	*/

/*
 * Defines for sector type
 *
 * Mode is 2 bits
 * Aud  is 1 bit
 *
 * Sector is: aud << 2 | mode 
 */
#define	ST_ROM_MODE1	1	/* CD-ROM in mode 1 (vanilla cdrom)	*/
#define	ST_ROM_MODE2	2	/* CD-ROM in mode 2			*/
#define	ST_AUDIO_NOPRE	4	/* CD-DA stereo without preemphasis	*/
#define	ST_AUDIO_PRE	5	/* CD-DA stereo with preemphasis	*/

#define	ST_AUDIOMASK	0x04	/* Mask for audio bit			*/
#define	ST_MODEMASK	0x03	/* Mask for mode bits in sector type	*/
#define	ST_MASK		0x07	/* Mask needed for sectname[]		*/

extern	char	*st2name[];	/* Convert sector type to name		*/
extern	int	st2mode[];	/* Convert sector type to control nibble*/

/*
 * Control nibble bits:
 *
 * 0	with preemphasis (audio) / incremental (data)
 * 1	digital copy permitted
 * 2	data (not audio) track
 * 3	4 channels (not 2)
 */
#define	TM_PREEM	0x1	/* Audio track with preemphasis	*/ 
#define	TM_INCREMENTAL	0x1	/* Incremental data track	*/ 
#define	TM_ALLOW_COPY	0x2	/* Digital copy permitted	*/
#define	TM_DATA		0x4	/* This is a data track		*/
#define	TM_QUADRO	0x8	/* Four channel audio		*/

/*
 * Adr nibble:
 */
#define	ADR_NONE	0	/* Sub-Q mode info not supplied		*/
#define	ADR_POS		1	/* Sub-Q encodes position data		*/
#define	ADR_MCN		2	/* Sub-Q encodes Media Catalog Number	*/
#define	ADR_ISRC	3	/* Sub-Q encodes ISRC			*/

/*
 * Defines for write type (from SCSI-3/mmc)
 */
#define	WT_PACKET	0x0	/* Packet writing	*/
#define	WT_TAO		0x1	/* Track at once	*/
#define	WT_SAO		0x2	/* Session at once	*/
#define	WT_RAW		0x3	/* Raw			*/
#define	WT_RES_4	0x4	/* Reserved		*/
#define	WT_RES_5	0x5	/* Reserved		*/
#define	WT_RES_6	0x6	/* Reserved		*/
#define	WT_RES_7	0x7	/* Reserved		*/
#define	WT_RES_8	0x8	/* Reserved		*/
#define	WT_RES_9	0x9	/* Reserved		*/
#define	WT_RES_A	0xA	/* Reserved		*/
#define	WT_RES_B	0xB	/* Reserved		*/
#define	WT_RES_C	0xC	/* Reserved		*/
#define	WT_RES_D	0xD	/* Reserved		*/
#define	WT_RES_E	0xE	/* Reserved		*/
#define	WT_RES_F	0xF	/* Reserved		*/

/*
 * Defines for data block type (from SCSI-3/mmc)
 */
#define	DB_RAW		0	/* 2352 bytes of raw data		  */
#define	DB_RAW_PQ	1	/* 2368 bytes (raw data + P/Q Subchannel) */
#define	DB_RAW_PW	2	/* 2448 bytes (raw data + P-W Subchannel) */
#define	DB_RAW_PW_R	3	/* 2448 bytes (raw data + P-W raw Subchannel)*/
#define	DB_RES_4	4	/* -	Reserved			  */
#define	DB_RES_5	5	/* -	Reserved			  */
#define	DB_RES_6	6	/* -	Reserved			  */
#define	DB_VU_7		7	/* -	Vendor specific			  */
#define	DB_ROM_MODE1	8	/* 2048 bytes Mode 1 (ISO/IEC 10149)	  */
#define	DB_ROM_MODE2	9	/* 2336 bytes Mode 2 (ISO/IEC 10149)	  */
#define	DB_XA_MODE1	10	/* 2048 bytes Mode 1? (CD-ROM XA form 1)  */
#define	DB_XA_MODE2	10	/* 2048 bytes Mode 2? (CD-ROM XA form 1)  */
#define	DB_XA_MODE2_F1	11	/* 2056 bytes Mode 2 (CD-ROM XA form 1)	  */
#define	DB_XA_MODE2_F2	12	/* 2324 bytes Mode 2 (CD-ROM XA form 2)	  */
#define	DB_XA_MODE2_MIX	13	/* 2332 bytes Mode 2 (CD-ROM XA 1/2+subhdr) */
#define	DB_RES_14	14	/* -	Reserved			  */
#define	DB_VU_15	15	/* -	Vendor specific			  */

extern	char	*db2name[];	/* Convert data block type to name	  */

/*
 * Defines for multi session type (from SCSI-3/mmc)
 */
#define	MS_NONE		0	/* No B0 pointer. Next session not allowed*/
#define	MS_FINAL	1	/* B0 = FF:FF:FF. Next session not allowed*/
#define	MS_RES		2	/* Reserved				  */
#define	MS_MULTI	3	/* B0 = Next PA.  Next session allowed	  */

/*
 * Defines for session format (from SCSI-3/mmc)
 */
#define	SES_DA_ROM	0x00	/* CD-DA or CD-ROM disk			  */
#define	SES_CDI		0x10	/* CD-I disk				  */
#define	SES_XA		0x20	/* CD-ROM XA disk			  */
#define	SES_UNDEF	0xFF	/* Undefined disk type (read disk info)	  */

/*
 * Defines for blanking of CD-RW discs (from SCSI-3/mmc)
 */
#define BLANK_DISC      0x00    /* Erase the entire disc                  */
#define BLANK_MINIMAL   0x01    /* Erase the PMA, 1st session TOC, pregap */
#define BLANK_TRACK     0x02    /* Erase an incomplete track              */
#define BLANK_UNRESERVE 0x03    /* Unreserve a track                      */
#define BLANK_TAIL      0x04    /* Erase the tail of a track              */
#define BLANK_UNCLOSE   0x05    /* Unclose the last session               */
#define BLANK_SESSION   0x06    /* Erase the last session                 */

/*
 * Useful definitions for audio tracks
 */
#define	sample		(44100 * 2)		/* one 16bit audio sample */
#define	ssample		(sample * 2)		/* one stereo sample	*/
#define samples(v)	((v) / ssample)		/* # of stereo samples	*/
#define hsamples(v)	((v) / (ssample/100))	/* 100* # of stereo samples/s*/
#define fsamples(v)	((v) / (ssample/75))	/* 75* # of stereo samples/s */

#define	minutes(v)	((int)(samples(v) / 60))
#define	seconds(v)	((int)(samples(v) % 60))
#define	hseconds(v)	((int)(hsamples(v) % 100))
#define	frames(v)	((int)(fsamples(v) % 75))

typedef struct msf {
	char	msf_min;
	char	msf_sec;
	char	msf_frame;
} msf_t;

/*
 * Definitions for read TOC/PMA/ATIP command
 */
#define	FMT_TOC		0
#define	FMT_SINFO	1
#define	FMT_FULLTOC	2
#define	FMT_PMA		3
#define	FMT_ATIP	4

/*
 * Definitions for read disk information "disk status"
 */
#define	DS_EMPTY	0	/* Empty disk				*/
#define	DS_APPENDABLE	1	/* Incomplete disk (appendable)		*/
#define	DS_COMPLETE	2	/* Complete disk (closed/no B0 pointer)	*/
#define	DS_RESERVED	3	/* Reserved				*/

/*
 * Definitions for read disk information "session status"