lib/libspl/os/freebsd/getmntany.c

   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 https://opensource.org/licenses/CDDL-1.0.
  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  * Copyright 2006 Ricardo Correia.  All rights reserved.
  25  * Use is subject to license terms.
  26  */
  27
  28 /*      Copyright (c) 1988 AT&T */
  29 /*        All Rights Reserved   */
  30
  31 #include <stdio.h>
  32 #include <string.h>
  33 #include <sys/errno.h>
  34 #include <sys/mnttab.h>
  35 #include <sys/types.h>
  36 #include <sys/sysmacros.h>
  37 #include <sys/stat.h>
  38 #include <unistd.h>
  39 #include <libzutil.h>
  40
  41 int
  42 getextmntent(const char *path, struct extmnttab *entry, struct stat64 *statbuf)
  43 {
  44         struct statfs sfs;
  45
  46         if (strlen(path) >= MAXPATHLEN) {
  47                 (void) fprintf(stderr, "invalid object; pathname too long\n");
  48                 return (-1);
  49         }
  50
  51         if (stat64(path, statbuf) != 0) {
  52                 (void) fprintf(stderr, "cannot open '%s': %s\n",
  53                     path, zfs_strerror(errno));
  54                 return (-1);
  55         }
  56
  57         if (statfs(path, &sfs) != 0) {
  58                 (void) fprintf(stderr, "%s: %s\n", path,
  59                     zfs_strerror(errno));
  60                 return (-1);
  61         }
  62         statfs2mnttab(&sfs, (struct mnttab *)entry);
  63         return (0);
  64 }