1 /*
2 * Copyright (c) 1997-2014 Erez Zadok
3 * Copyright (c) 1990 Jan-Simon Pendry
4 * Copyright (c) 1990 Imperial College of Science, Technology & Medicine
5 * Copyright (c) 1990 The Regents of the University of California.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * Jan-Simon Pendry at Imperial College, London.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 *
36 * File: am-utils/conf/checkmount/checkmount_bsd44.c
37 *
38 */
39
40 #ifdef HAVE_CONFIG_H
41 # include <config.h>
42 #endif /* HAVE_CONFIG_H */
43 #include <am_defs.h>
44 #if __NetBSD_Version__ > 200030000
45 #define statfs statvfs
46 #endif
47
48 extern int is_same_host(char *name1, char *name2, struct in_addr addr2);
49 int fixmount_check_mount(char *host, struct in_addr hostaddr, char *path);
50
51 int
fixmount_check_mount(char * host,struct in_addr hostaddr,char * path)52 fixmount_check_mount(char *host, struct in_addr hostaddr, char *path)
53 {
54 struct statfs *mntbufp, *mntp;
55 int nloc, i;
56 char *colon;
57
58 /* read mount table from kernel */
59 nloc = getmntinfo(&mntbufp, MNT_NOWAIT);
60 if (nloc <= 0) {
61 perror("getmntinfo");
62 exit(1);
63 }
64
65 mntp = mntbufp;
66 for (i=0; i<nloc; ++i) {
67 if ((colon = strchr(mntp->f_mntfromname, ':'))) {
68 *colon = '\0';
69 if (STREQ(colon + 1, path) &&
70 is_same_host(mntp->f_mntfromname, host, hostaddr))
71 return 1;
72 }
73 }
74
75 return 0;
76 }
77