1 /* $OpenBSD: misc.c,v 1.18 2004/08/01 18:32:20 deraadt Exp $ */ 2 /* $NetBSD: misc.c,v 1.4 1995/03/07 21:26:23 cgd Exp $ */ 3 4 /*- 5 * Copyright (c) 1991, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)misc.c 8.1 (Berkeley) 6/6/93 33 */ 34 35 #include <sys/types.h> 36 #include <sys/stat.h> 37 #include <stdio.h> 38 #include <stdarg.h> 39 #include "mtree.h" 40 #include "extern.h" 41 42 extern int lineno; 43 44 typedef struct _key { 45 char *name; /* key name */ 46 u_int val; /* value */ 47 48 #define NEEDVALUE 0x01 49 u_int flags; 50 } KEY; 51 52 /* NB: the following table must be sorted lexically. */ 53 static KEY keylist[] = { 54 {"cksum", F_CKSUM, NEEDVALUE}, 55 {"flags", F_FLAGS, NEEDVALUE}, 56 {"gid", F_GID, NEEDVALUE}, 57 {"gname", F_GNAME, NEEDVALUE}, 58 {"ignore", F_IGN, 0}, 59 {"link", F_SLINK, NEEDVALUE}, 60 {"md5digest", F_MD5, NEEDVALUE}, 61 {"mode", F_MODE, NEEDVALUE}, 62 {"nlink", F_NLINK, NEEDVALUE}, 63 {"nochange", F_NOCHANGE, 0}, 64 {"optional", F_OPT, 0}, 65 {"rmd160digest",F_RMD160, NEEDVALUE}, 66 {"sha1digest", F_SHA1, NEEDVALUE}, 67 {"size", F_SIZE, NEEDVALUE}, 68 {"time", F_TIME, NEEDVALUE}, 69 {"type", F_TYPE, NEEDVALUE}, 70 {"uid", F_UID, NEEDVALUE}, 71 {"uname", F_UNAME, NEEDVALUE}, 72 }; 73 74 u_int 75 parsekey(char *name, int *needvaluep) 76 { 77 KEY *k, tmp; 78 int keycompare(const void *, const void *); 79 80 tmp.name = name; 81 k = (KEY *)bsearch(&tmp, keylist, sizeof(keylist) / sizeof(KEY), 82 sizeof(KEY), keycompare); 83 if (k == NULL) 84 error("unknown keyword %s", name); 85 86 if (needvaluep) 87 *needvaluep = k->flags & NEEDVALUE ? 1 : 0; 88 return (k->val); 89 } 90 91 int 92 keycompare(const void *a, const void *b) 93 { 94 return (strcmp(((KEY *)a)->name, ((KEY *)b)->name)); 95 } 96 97 void 98 error(const char *fmt, ...) 99 { 100 va_list ap; 101 102 va_start(ap, fmt); 103 (void)fflush(NULL); 104 (void)fprintf(stderr, "\nmtree: "); 105 (void)vfprintf(stderr, fmt, ap); 106 va_end(ap); 107 (void)fprintf(stderr, "\n"); 108 if (lineno) 109 (void)fprintf(stderr, 110 "mtree: failed at line %d of the specification\n", lineno); 111 exit(1); 112 /* NOTREACHED */ 113 } 114