1 /* $NetBSD: main.c,v 1.12 2000/11/28 22:31:37 mrg Exp $ */ 2 3 /*- 4 * Copyright (c) 1996 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <sys/cdefs.h> 40 #ifndef lint 41 __COPYRIGHT( 42 "@(#) Copyright (c) 1996 The NetBSD Foundation, Inc. All rights reserved."); 43 __RCSID("$NetBSD: main.c,v 1.12 2000/11/28 22:31:37 mrg Exp $"); 44 #endif 45 46 #include <sys/param.h> 47 #include <err.h> 48 #include <string.h> 49 #include <stdio.h> 50 #include <unistd.h> 51 52 #include <machine/eeprom.h> 53 54 #include "defs.h" 55 #include "pathnames.h" 56 57 #if defined(__sparc__) 58 # define USE_OPENPROM 59 # if defined(__arch64__) 60 # define ee_action(a,b) 61 # define ee_dump() 62 # define ee_updatechecksums() (void)0 63 # define check_for_openprom() 1 64 # endif 65 #endif 66 67 int main (int, char *[]); 68 static void action (char *); 69 static void dump_prom (void); 70 static void usage (void); 71 72 char *path_eeprom = _PATH_EEPROM; 73 char *path_openprom = _PATH_OPENPROM; 74 int fix_checksum = 0; 75 int ignore_checksum = 0; 76 int update_checksums = 0; 77 int cksumfail = 0; 78 u_short writecount; 79 int eval = 0; 80 #ifdef USE_OPENPROM 81 int verbose = 0; 82 int use_openprom; 83 #endif 84 85 extern char *__progname; 86 87 int 88 main(argc, argv) 89 int argc; 90 char *argv[]; 91 { 92 int ch, do_stdin = 0; 93 char *cp, line[BUFSIZE]; 94 #ifdef USE_OPENPROM 95 char *optstring = "-cf:iv"; 96 #else 97 char *optstring = "-cf:i"; 98 #endif /* USE_OPENPROM */ 99 100 while ((ch = getopt(argc, argv, optstring)) != -1) 101 switch (ch) { 102 case '-': 103 do_stdin = 1; 104 break; 105 106 case 'c': 107 fix_checksum = 1; 108 break; 109 110 case 'f': 111 path_eeprom = path_openprom = optarg; 112 break; 113 114 case 'i': 115 ignore_checksum = 1; 116 break; 117 118 #ifdef USE_OPENPROM 119 case 'v': 120 verbose = 1; 121 break; 122 #endif /* USE_OPENPROM */ 123 124 case '?': 125 default: 126 usage(); 127 } 128 argc -= optind; 129 argv += optind; 130 131 #ifdef USE_OPENPROM 132 use_openprom = check_for_openprom(); 133 #endif /* USE_OPENPROM */ 134 135 if (use_openprom == 0) { 136 ee_verifychecksums(); 137 if (fix_checksum || cksumfail) 138 exit(cksumfail); 139 } 140 141 if (do_stdin) { 142 while (fgets(line, BUFSIZE, stdin) != NULL) { 143 if (line[0] == '\n') 144 continue; 145 if ((cp = strrchr(line, '\n')) != NULL) 146 *cp = '\0'; 147 action(line); 148 } 149 if (ferror(stdin)) 150 err(++eval, "stdin"); 151 } else { 152 if (argc == 0) { 153 dump_prom(); 154 exit(eval + cksumfail); 155 } 156 157 while (argc) { 158 action(*argv); 159 ++argv; 160 --argc; 161 } 162 } 163 164 #ifdef USE_OPENPROM 165 if (use_openprom == 0) 166 #endif /* USE_OPENPROM */ 167 if (update_checksums) { 168 ++writecount; 169 ee_updatechecksums(); 170 } 171 172 exit(eval + cksumfail); 173 } 174 175 /* 176 * Separate the keyword from the argument (if any), find the keyword in 177 * the table, and call the corresponding handler function. 178 */ 179 static void 180 action(line) 181 char *line; 182 { 183 char *keyword, *arg; 184 185 keyword = strdup(line); 186 if ((arg = strrchr(keyword, '=')) != NULL) 187 *arg++ = '\0'; 188 189 #ifdef USE_OPENPROM 190 if (use_openprom) 191 op_action(keyword, arg); 192 else 193 #endif /* USE_OPENPROM */ 194 ee_action(keyword, arg); 195 } 196 197 /* 198 * Dump the contents of the prom corresponding to all known keywords. 199 */ 200 static void 201 dump_prom() 202 { 203 204 #ifdef USE_OPENPROM 205 if (use_openprom) 206 /* 207 * We have a special dump routine for this. 208 */ 209 op_dump(); 210 else 211 #endif /* USE_OPENPROM */ 212 ee_dump(); 213 } 214 215 static void 216 usage() 217 { 218 219 #ifdef USE_OPENPROM 220 fprintf(stderr, "usage: %s %s\n", __progname, 221 "[-] [-c] [-f device] [-i] [-v] [field[=value] ...]"); 222 #else 223 fprintf(stderr, "usage: %s %s\n", __progname, 224 "[-] [-c] [-f device] [-i] [field[=value] ...]"); 225 #endif /* __us */ 226 exit(1); 227 } 228