1/* 2 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * "Portions Copyright (c) 1999 Apple Computer, Inc. All Rights 7 * Reserved. This file contains Original Code and/or Modifications of 8 * Original Code as defined in and that are subject to the Apple Public 9 * Source License Version 1.0 (the 'License'). You may not use this file 10 * except in compliance with the License. Please obtain a copy of the 11 * License at http://www.apple.com/publicsource and read it before using 12 * this file. 13 * 14 * The Original Code and all software distributed under the License are 15 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 16 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 17 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the 19 * License for the specific language governing rights and limitations 20 * under the License." 21 * 22 * @APPLE_LICENSE_HEADER_END@ 23 */ 24/* 25 * Copyright (c) 1987, 1993, 1994 26 * The Regents of the University of California. All rights reserved. 27 * 28 * Redistribution and use in source and binary forms, with or without 29 * modification, are permitted provided that the following conditions 30 * are met: 31 * 1. Redistributions of source code must retain the above copyright 32 * notice, this list of conditions and the following disclaimer. 33 * 2. Redistributions in binary form must reproduce the above copyright 34 * notice, this list of conditions and the following disclaimer in the 35 * documentation and/or other materials provided with the distribution. 36 * 3. All advertising materials mentioning features or use of this software 37 * must display the following acknowledgement: 38 * This product includes software developed by the University of 39 * California, Berkeley and its contributors. 40 * 4. Neither the name of the University nor the names of its contributors 41 * may be used to endorse or promote products derived from this software 42 * without specific prior written permission. 43 * 44 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 45 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 46 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 47 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 48 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 49 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 50 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 51 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 52 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 53 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 54 * SUCH DAMAGE. 55 */ 56 57#include <sys/cdefs.h> 58#ifndef lint 59__unused static char copyright[] = 60"@(#) Copyright (c) 1987, 1993, 1994\n\ 61 The Regents of the University of California. All rights reserved.\n"; 62#endif /* not lint */ 63 64#ifndef lint 65__unused static char sccsid[] = "@(#)vipw.c 8.3 (Berkeley) 4/2/94"; 66#endif /* not lint */ 67 68#include <sys/types.h> 69#include <sys/stat.h> 70 71#include <err.h> 72#include <pwd.h> 73#include <stdio.h> 74#include <stdlib.h> 75#include <string.h> 76#include <unistd.h> 77 78#include "pw_util.h" 79 80char *tempname; 81 82void copyfile __P((int, int)); 83void usage __P((void)); 84 85int 86main(argc, argv) 87 int argc; 88 char *argv[]; 89{ 90 int pfd, tfd; 91 struct stat begin, end; 92 int ch; 93 94 while ((ch = getopt(argc, argv, "")) != EOF) 95 switch (ch) { 96 case '?': 97 default: 98 usage(); 99 } 100 101 argc -= optind; 102 argv += optind; 103 104 if (argc != 0) 105 usage(); 106 107 pw_init(); 108 pfd = pw_lock(); 109 tfd = pw_tmp(); 110 copyfile(pfd, tfd); 111 (void)close(tfd); 112 113 for (;;) { 114 if (stat(tempname, &begin)) 115 pw_error(tempname, 1, 1); 116 pw_edit(0); 117 if (stat(tempname, &end)) 118 pw_error(tempname, 1, 1); 119 if (begin.st_mtime == end.st_mtime) { 120 warnx("no changes made"); 121 pw_error((char *)NULL, 0, 0); 122 } 123 if (pw_mkdb()) 124 break; 125 pw_prompt(); 126 } 127 exit(0); 128} 129 130void 131copyfile(from, to) 132 int from, to; 133{ 134 int nr, nw, off; 135 char buf[8*1024]; 136 137 while ((nr = read(from, buf, sizeof(buf))) > 0) 138 for (off = 0; off < nr; nr -= nw, off += nw) 139 if ((nw = write(to, buf + off, nr)) < 0) 140 pw_error(tempname, 1, 1); 141 if (nr < 0) 142 pw_error(_PATH_MASTERPASSWD, 1, 1); 143} 144 145void 146usage() 147{ 148 149 (void)fprintf(stderr, "usage: vipw\n"); 150 exit(1); 151} 152