/* $NetBSD: check_mount.c,v 1.3 1997/10/26 00:25:34 christos Exp $ */ /* * Copyright (c) 1997 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 acknowledgement: * 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. * * %W% (Berkeley) %G% * * Id: checkmount_bsd44.c,v 5.2.2.2 1992/05/31 16:35:45 jsp Exp * */ #ifdef HAVE_CONFIG_H # include #endif /* HAVE_CONFIG_H */ #include 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; if_mntfromname, ':'))) { *colon = '\0'; if (STREQ(colon + 1, path) && is_same_host(mntp->f_mntfromname, host, hostaddr)) return 1; } } return 0; }