/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef	_LIBSVM_H
#define	_LIBSVM_H

#pragma ident	"%Z%%M%	%I%	%E% SMI"


#ifdef	__cplusplus
extern "C" {
#endif


/*
 * The following declarations are for libsvm which provides
 * Solaris Install with a set of interfaces required to upgrade
 * mirrored roots. These are controlled by a Contract PSARC 2000/049
 * and should not be changed without informing Install.
 */

typedef struct {
	char *root_md;		/* metaroot device name */
	int count;		/* number of components in the metadevice */
	char *md_comps[1];	/* array of "ctds" component names */
} svm_info_t;

/* Convertion of MDDB flags */
#define	SVM_DONT_CONV	0x01	/* Don't convert MDDB to devid mode */
#define	SVM_CONV	0x02	/* Convert MDDB to devid mode */


extern int svm_check(char *rootpath);
extern int svm_start(char *rootpath, svm_info_t **svm_infopp,
			int repl_state_flag);
extern int svm_stop();
extern void svm_free(svm_info_t *svm_infop);
extern int svm_is_md(char *device_name);
extern int svm_get_components(char *root_md_device, svm_info_t **svmpp);
extern svm_info_t *svm_alloc();
extern int get_mdcomponents(char *devname, svm_info_t **pp);

#ifdef	__cplusplus
}
#endif

#endif /* _LIBSVM_H */