auth.c revision 84225
1/* 2 * Simple authentication database handling code. 3 * 4 * Copyright (c) 1998 5 * Jordan Hubbard. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer, 12 * verbatim and that no modifications are made prior to this 13 * point in the file. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR HIS PETS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31#include <sys/cdefs.h> 32__FBSDID("$FreeBSD: head/lib/libutil/auth.c 84225 2001-09-30 22:35:07Z dillon $"); 33 34#include <unistd.h> 35#include <syslog.h> 36#include <sys/types.h> 37#include <paths.h> 38#include <fcntl.h> 39#include <libutil.h> 40 41static properties P; 42 43static int 44initauthconf(const char *path) 45{ 46 int fd; 47 48 if (!P) { 49 if ((fd = open(path, O_RDONLY)) < 0) { 50 syslog(LOG_ERR, "initauthconf: unable to open file: %s", path); 51 return 1; 52 } 53 P = properties_read(fd); 54 close(fd); 55 if (!P) { 56 syslog(LOG_ERR, "initauthconf: unable to parse file: %s", path); 57 return 1; 58 } 59 } 60 return 0; 61} 62 63char * 64auth_getval(const char *name) 65{ 66 if (!P && initauthconf(_PATH_AUTHCONF)) 67 return NULL; 68 else 69 return property_find(P, name); 70} 71