root/usr/src/cmd/fs.d/fslib.h
/*
 * 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 2004 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _FSLIB_H
#define _FSLIB_H

#ifdef  __cplusplus
extern "C" {
#endif

#include        <sys/mnttab.h>

/*
 * This structure is used to build a list of
 * mnttab structures from /etc/mnttab.
 */
typedef struct mntlist {
        int             mntl_flags;
        uint_t          mntl_dev;
        struct extmnttab *mntl_mnt;
        struct mntlist  *mntl_next;
} mntlist_t;

/*
 * Bits for mntl_flags.
 */
#define MNTL_UNMOUNT    0x01    /* unmount this entry */
#define MNTL_DIRECT     0x02    /* direct mount entry */

/*
 * Routines available in fslib.c:
 */
void                    fsfreemnttab(struct extmnttab *);
struct extmnttab        *fsdupmnttab(struct extmnttab *);
void                    fsfreemntlist(mntlist_t *);

mntlist_t       *fsmkmntlist(FILE *);
mntlist_t       *fsgetmntlist(void);
mntlist_t       *fsgetmlast(mntlist_t *, struct mnttab *);
void    cmp_requested_to_actual_options(char *, char *, char *, char *);

int     fsgetmlevel(char *);
int     fsstrinlist(const char *, const char **);
int     fsgetmaxphys(int *, int *);

boolean_t       fsisstdopt(const char *);

/*
 * Routines for determining which zone a mount resides in.
 */
struct zone_summary;

struct          zone_summary *fs_get_zone_summaries(void);
boolean_t       fs_mount_in_other_zone(const struct zone_summary *,
    const char *);

#undef MIN
#undef MAX
#define MIN(a, b)       ((a) < (b) ? (a) : (b))
#define MAX(a, b)       ((a) > (b) ? (a) : (b))

#define MAXLINE         2048

#ifdef  __cplusplus
}
#endif

#endif  /* _FSLIB_H */