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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License, Version 1.0 only
      6  * (the "License").  You may not use this file except in compliance
      7  * with the License.
      8  *
      9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10  * or http://www.opensolaris.org/os/licensing.
     11  * See the License for the specific language governing permissions
     12  * and limitations under the License.
     13  *
     14  * When distributing Covered Code, include this CDDL HEADER in each
     15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16  * If applicable, add the following below this CDDL HEADER, with the
     17  * fields enclosed by brackets "[]" replaced with your own identifying
     18  * information: Portions Copyright [yyyy] [name of copyright owner]
     19  *
     20  * CDDL HEADER END
     21  */
     22 /*
     23  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 
     27 #ifndef _TRACKIO_H
     28 #define	_TRACKIO_H
     29 
     30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     31 
     32 #ifdef	__cplusplus
     33 extern "C" {
     34 #endif
     35 
     36 #include <sys/types.h>
     37 #include "bstream.h"
     38 #include "misc_scsi.h"
     39 
     40 struct trackio_error {
     41 	int	err_type;
     42 /* File I/O errors */
     43 	int	te_errno;
     44 /* Transport Errors */
     45 	uchar_t	status, key, asc, ascq;
     46 };
     47 
     48 /*
     49  * trackio error types
     50  */
     51 #define	TRACKIO_ERR_SYSTEM	1
     52 #define	TRACKIO_ERR_TRANSPORT	2
     53 #define	TRACKIO_ERR_USER_ABORT	3
     54 
     55 /*
     56  * iob state
     57  */
     58 #define	IOBS_UNDER_FILE_IO	1
     59 #define	IOBS_UNDER_DEVICE_IO	2
     60 #define	IOBS_READY		3
     61 #define	IOBS_EMPTY		4
     62 
     63 struct iobuf {
     64 	uchar_t *iob_buf;
     65 	uint32_t iob_total_size; /* total size of the buf */
     66 	uint32_t iob_data_size;	 /* size of the data in buf */
     67 	uint32_t iob_start_blk;	 /* starting block address on the device */
     68 	uint16_t iob_nblks;	 /* number of data blocks in this buf */
     69 	int iob_state;		 /* state of buf */
     70 };
     71 
     72 /* Use small buffers. Some drives do not behave well with large buffers */
     73 #define	NIOBS			8
     74 #define	NBLKS_PER_BUF		24	/* < 64K in all cases */
     75 #define	DATA_TRACK_BLKSIZE	2048
     76 #define	AUDIO_TRACK_BLKSIZE	2352
     77 
     78 int write_track(cd_device *dev, struct track_info *ti, bstreamhandle h,
     79 		int (*cb)(int64_t, int64_t), int64_t arg, struct
     80 		trackio_error *te);
     81 
     82 #ifdef	__cplusplus
     83 }
     84 #endif
     85 
     86 #endif /* _TRACKIO_H */
     87