80 lines
2.9 KiB
C
80 lines
2.9 KiB
C
/* $NetBSD: checkmount_bsd44.c,v 1.1.1.6 2003/03/09 01:13:20 christos Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1997-2003 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.
|
|
*
|
|
*
|
|
* Id: checkmount_bsd44.c,v 1.7 2002/12/27 22:43:55 ezk Exp
|
|
*
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include <config.h>
|
|
#endif /* HAVE_CONFIG_H */
|
|
#include <am_defs.h>
|
|
|
|
extern int is_same_host(char *name1, char *name2, struct in_addr addr2);
|
|
int fixmount_check_mount(char *host, struct in_addr hostaddr, char *path);
|
|
|
|
int
|
|
fixmount_check_mount(char *host, struct in_addr hostaddr, char *path)
|
|
{
|
|
struct statfs *mntbufp, *mntp;
|
|
int nloc, i;
|
|
char *colon;
|
|
|
|
/* read mount table from kernel */
|
|
nloc = getmntinfo(&mntbufp, MNT_NOWAIT);
|
|
if (nloc <= 0) {
|
|
perror("getmntinfo");
|
|
exit(1);
|
|
}
|
|
|
|
mntp = mntbufp;
|
|
for (i=0; i<nloc; ++i) {
|
|
if ((colon = strchr(mntp->f_mntfromname, ':'))) {
|
|
*colon = '\0';
|
|
if (STREQ(colon + 1, path) &&
|
|
is_same_host(mntp->f_mntfromname, host, hostaddr))
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|