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/*
 * Copyright (c) 1997-2006 Erez Zadok
 * Copyright (c) 1990 Jan-Simon Pendry
 * Copyright (c) 1990 Imperial College of Science, Technology & Medicine
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Jan-Simon Pendry at Imperial College, London.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgment:
 *      This product includes software developed by the University of
 *      California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *
 * File: am-utils/amd/amfs_root.c
 *
 */

/*
 * Root file system
 */

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif /* HAVE_CONFIG_H */
#include <am_defs.h>
#include <amd.h>

/****************************************************************************
 *** FORWARD DEFINITIONS                                                  ***
 ****************************************************************************/
static int amfs_root_mount(am_node *mp, mntfs *mf);

/****************************************************************************
 *** OPS STRUCTURES                                                       ***
 ****************************************************************************/
am_ops amfs_root_ops =
{
  "root",
  0,				/* amfs_root_match */
  0,				/* amfs_root_init */
  amfs_root_mount,
  amfs_generic_umount,
  amfs_generic_lookup_child,
  amfs_generic_mount_child,
  amfs_generic_readdir,
  0,				/* amfs_root_readlink */
  0,				/* amfs_root_mounted */
  0,				/* amfs_root_umounted */
  amfs_generic_find_srvr,
  0,				/* amfs_root_get_wchan */
  FS_NOTIMEOUT | FS_AMQINFO | FS_DIRECTORY,	/* nfs_fs_flags */
#ifdef HAVE_FS_AUTOFS
  AUTOFS_ROOT_FS_FLAGS,
#endif /* HAVE_FS_AUTOFS */
};


/****************************************************************************
 *** FUNCTIONS                                                             ***
 ****************************************************************************/

/*
 * Mount the root...
 */
static int
amfs_root_mount(am_node *mp, mntfs *mf)
{
  mf->mf_mount = strealloc(mf->mf_mount, pid_fsname);
  mf->mf_private = (opaque_t) mapc_find(mf->mf_info, "", NULL);
  mf->mf_prfree = mapc_free;

  return 0;
}