1/* 2 * Copyright (c) 1997-2006 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. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgment: 21 * This product includes software developed by the University of 22 * California, Berkeley and its contributors. 23 * 4. Neither the name of the University nor the names of its contributors 24 * may be used to endorse or promote products derived from this software 25 * without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37 * SUCH DAMAGE. 38 * 39 * 40 * File: am-utils/conf/checkmount/checkmount_bsd44.c 41 * 42 */ 43 44#ifdef HAVE_CONFIG_H 45# include <config.h> 46#endif /* HAVE_CONFIG_H */ 47#include <am_defs.h> 48 49extern int is_same_host(char *name1, char *name2, struct in_addr addr2); 50int fixmount_check_mount(char *host, struct in_addr hostaddr, char *path); 51 52int 53fixmount_check_mount(char *host, struct in_addr hostaddr, char *path) 54{ 55 struct statfs *mntbufp, *mntp; 56 int nloc, i; 57 char *colon; 58 59 /* read mount table from kernel */ 60 nloc = getmntinfo(&mntbufp, MNT_NOWAIT); 61 if (nloc <= 0) { 62 perror("getmntinfo"); 63 exit(1); 64 } 65 66 mntp = mntbufp; 67 for (i=0; i<nloc; ++i) { 68 if ((colon = strchr(mntp->f_mntfromname, ':'))) { 69 *colon = '\0'; 70 if (STREQ(colon + 1, path) && 71 is_same_host(mntp->f_mntfromname, host, hostaddr)) 72 return 1; 73 } 74 } 75 76 return 0; 77} 78