92 lines
3.3 KiB
C
92 lines
3.3 KiB
C
/* $NetBSD: checkmount_osf.c,v 1.1.1.6 2003/03/09 01:13:21 christos Exp $ */
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/*
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* Copyright (c) 1997-2003 Erez Zadok
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* Copyright (c) 1990 Jan-Simon Pendry
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* Copyright (c) 1990 Imperial College of Science, Technology & Medicine
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Jan-Simon Pendry at Imperial College, London.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgment:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*
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* Id: checkmount_osf.c,v 1.7 2002/12/27 22:43:55 ezk Exp
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*
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif /* HAVE_CONFIG_H */
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#include <am_defs.h>
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extern int is_same_host(char *name1, char *name2, struct in_addr addr2);
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int
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fixmount_check_mount(char *host, struct in_addr hostaddr, char *path)
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{
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int nentries, i;
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struct statfs *fslist;
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int found = 0;
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nentries = getmntinfo(&fslist, MNT_NOWAIT);
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if (nentries <= 0) {
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perror("getmntinfo");
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exit(1);
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}
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for (i = 0; !found && (i < nentries); i++) {
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char *delim;
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/*
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* Apparently two forms of nfs mount syntax are
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* accepted: host:/path or /path@host
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*/
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if (delim = strchr(fslist[i].f_mntfromname, ':')) {
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*delim = '\0';
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if ((STREQ(delim + 1, path) ||
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STREQ(fslist[i].f_mntonname, path)) &&
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is_same_host(fslist[i].f_mntfromname,
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host, hostaddr))
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found = 1;
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} else if (delim = strchr(fslist[i].f_mntfromname, '@')) {
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*delim = '\0';
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if ((STREQ(fslist[i].f_mntfromname, path) ||
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STREQ(fslist[i].f_mntonname, path)) &&
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is_same_host(delim + 1, host, hostaddr))
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found = 1;
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}
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}
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return found;
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}
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