1 /* $NetBSD: main.c,v 1.15 2001/02/19 23:22:42 cgd 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 1.15 2001/02/19 23:22:42 cgd Exp $"); 44 #endif 45 46 #include <sys/param.h> 47 #include <err.h> 48 #include <string.h> 49 #include <stdio.h> 50 #include <stdlib.h> 51 #include <unistd.h> 52 53 #include <machine/eeprom.h> 54 55 #include "defs.h" 56 #include "pathnames.h" 57 58 #if defined(__sparc__) 59 # define USE_OPENPROM 60 # if defined(__arch64__) 61 # define ee_action(a,b) 62 # define ee_dump() 63 # define ee_updatechecksums() (void)0 64 # define check_for_openprom() 1 65 # endif 66 #endif 67 68 int main (int, char *[]); 69 static void action (char *); 70 static void dump_prom (void); 71 static void usage (void); 72 73 char *path_eeprom = _PATH_EEPROM; 74 char *path_openprom = _PATH_OPENPROM; 75 int fix_checksum = 0; 76 int ignore_checksum = 0; 77 int update_checksums = 0; 78 int cksumfail = 0; 79 u_short writecount; 80 int eval = 0; 81 #ifdef USE_OPENPROM 82 int verbose = 0; 83 int use_openprom; 84 #endif 85 86 int 87 main(argc, argv) 88 int argc; 89 char *argv[]; 90 { 91 int ch, do_stdin = 0; 92 char *cp, line[BUFSIZE]; 93 #ifdef USE_OPENPROM 94 char *optstring = "-cf:iv"; 95 #else 96 char *optstring = "-cf:i"; 97 #endif /* USE_OPENPROM */ 98 99 while ((ch = getopt(argc, argv, optstring)) != -1) 100 switch (ch) { 101 case '-': 102 do_stdin = 1; 103 break; 104 105 case 'c': 106 fix_checksum = 1; 107 break; 108 109 case 'f': 110 path_eeprom = path_openprom = optarg; 111 break; 112 113 case 'i': 114 ignore_checksum = 1; 115 break; 116 117 #ifdef USE_OPENPROM 118 case 'v': 119 verbose = 1; 120 break; 121 #endif /* USE_OPENPROM */ 122 123 case '?': 124 default: 125 usage(); 126 } 127 argc -= optind; 128 argv += optind; 129 130 #ifdef USE_OPENPROM 131 use_openprom = check_for_openprom(); 132 133 if (use_openprom == 0) { 134 #endif /* USE_OPENPROM */ 135 ee_verifychecksums(); 136 if (fix_checksum || cksumfail) 137 exit(cksumfail); 138 #ifdef USE_OPENPROM 139 } 140 #endif /* USE_OPENPROM */ 141 142 if (do_stdin) { 143 while (fgets(line, BUFSIZE, stdin) != NULL) { 144 if (line[0] == '\n') 145 continue; 146 if ((cp = strrchr(line, '\n')) != NULL) 147 *cp = '\0'; 148 action(line); 149 } 150 if (ferror(stdin)) 151 err(++eval, "stdin"); 152 } else { 153 if (argc == 0) { 154 dump_prom(); 155 exit(eval + cksumfail); 156 } 157 158 while (argc) { 159 action(*argv); 160 ++argv; 161 --argc; 162 } 163 } 164 165 #ifdef USE_OPENPROM 166 if (use_openprom == 0) 167 #endif /* USE_OPENPROM */ 168 if (update_checksums) { 169 ++writecount; 170 ee_updatechecksums(); 171 } 172 173 exit(eval + cksumfail); 174 } 175 176 /* 177 * Separate the keyword from the argument (if any), find the keyword in 178 * the table, and call the corresponding handler function. 179 */ 180 static void 181 action(line) 182 char *line; 183 { 184 char *keyword, *arg; 185 186 keyword = strdup(line); 187 if ((arg = strrchr(keyword, '=')) != NULL) 188 *arg++ = '\0'; 189 190 #ifdef USE_OPENPROM 191 if (use_openprom) 192 op_action(keyword, arg); 193 else 194 #endif /* USE_OPENPROM */ 195 ee_action(keyword, arg); 196 } 197 198 /* 199 * Dump the contents of the prom corresponding to all known keywords. 200 */ 201 static void 202 dump_prom() 203 { 204 205 #ifdef USE_OPENPROM 206 if (use_openprom) 207 /* 208 * We have a special dump routine for this. 209 */ 210 op_dump(); 211 else 212 #endif /* USE_OPENPROM */ 213 ee_dump(); 214 } 215 216 static void 217 usage() 218 { 219 220 #ifdef USE_OPENPROM 221 fprintf(stderr, "usage: %s %s\n", getprogname(), 222 "[-] [-c] [-f device] [-i] [-v] [field[=value] ...]"); 223 #else 224 fprintf(stderr, "usage: %s %s\n", getprogname(), 225 "[-] [-c] [-f device] [-i] [field[=value] ...]"); 226 #endif /* __us */ 227 exit(1); 228 } 229