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/*
 * Copyright (c) 2000-2001 Silicon Graphics, Inc.  All Rights Reserved.
 * 
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 * 
 * This program is distributed in the hope that it would be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * 
 * Further, this software is distributed without any warranty that it is
 * free of the rightful claim of any third person regarding infringement
 * or the like.  Any license provided herein, whether implied or
 * otherwise, applies only to this software file.  Patent licenses, if
 * any, provided herein do not apply to combinations of this program with
 * other software, or any other product whatsoever.
 * 
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write the Free Software Foundation, Inc., 59
 * Temple Place - Suite 330, Boston MA 02111-1307, USA.
 * 
 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
 * Mountain View, CA  94043, or:
 * 
 * http://www.sgi.com 
 * 
 * For further information regarding this notice, see: 
 * 
 * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
 */
#ifndef MEDIA_RMVTAPE_H
#define MEDIA_RMVTAPE_H

/* media_rmvtape.h - removalable tape media abstraction
 */

/* This structure is overlayed on the mh_specific field of the media_hdr 
 * structure. If is a maximum of 128 byptes long.
 */
struct media_rmvtape_spec {
	int32_t mrmv_flags;				/*  4	0 */
		/* flags field for the rmv media layer */
	char 	mrmv_pad[124];				/* 124 	4 */
		/* remainder of media specific header  */
};

typedef struct media_rmvtape_spec media_rmvtape_spec_t;

/* media context specific to the rmvtape media driver
 *
 */
struct media_context {
	uuid_t	mc_mediaid;
	uuid_t	mc_dumpid;
	char	mc_medialabel[GLOBAL_HDR_STRING_SZ];
	char	mc_dumplabel[GLOBAL_HDR_STRING_SZ];
};

typedef struct media_context media_context_t;

/* flags defined in the rmv media layer
 *
 */
#define	RMVMEDIA_TERMINATOR_BLOCK	0x00000001

#define TERM_IS_SET(rmv_hdrp)	(rmv_hdrp->mrmv_flags & RMVMEDIA_TERMINATOR_BLOCK)


#define CAN_OVERWRITE( drivep )	(drivep->d_capabilities & DRIVE_CAP_OVERWRITE)
#define CAN_APPEND( drivep )	(drivep->d_capabilities & DRIVE_CAP_APPEND)
#define CAN_BSF( drivep )	(drivep->d_capabilities & DRIVE_CAP_BSF)

#endif