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
getextmntent(const char * path,struct extmnttab * entry,struct stat64 * statbuf)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 }
65