1/*-
2 * Copyright (c) 1996 The NetBSD Foundation, Inc.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to The NetBSD Foundation
6 * by Jason R. Thorpe.
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. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the NetBSD
19 * Foundation, Inc. and its contributors.
20 * 4. Neither the name of The NetBSD Foundation nor the names of its
21 * contributors may be used to endorse or promote products derived
22 * from this software without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
25 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
26 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
27 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
28 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
35 *
36 * from: NetBSD: main.c,v 1.15 2001/02/19 23:22:42 cgd Exp
37 */
38
39#include <sys/cdefs.h>
40__FBSDID("$FreeBSD: head/usr.sbin/eeprom/eeprom.c 129590 2004-05-22 16:56:04Z marius $");
41
42#include <err.h>
43#include <stdio.h>
44#include <stdlib.h>
45#include <string.h>
46#include <sysexits.h>
47#include <unistd.h>
48
49#include "ofw_options.h"
50
51static int action(char *);
52static void dump_config(void);
53static void usage(void);
54
55static void
56usage(void)
57{
58
59 fprintf(stderr,
60 "usage: eeprom -a\n"
61 " eeprom [-] name[=value] ...\n");
62 exit(EX_USAGE);
63}
64
65int
66main(int argc, char *argv[])
67{
68 int do_stdin, opt;
69 int aflag, rv;
70 char *cp;
71 char line[BUFSIZ];
72
73 aflag = do_stdin = 0;
74 rv = EX_OK;
75 while ((opt = getopt(argc, argv, "-a")) != -1) {
76 switch (opt) {
77 case '-':
78 if (aflag)
79 usage();
80 do_stdin = 1;
81 break;
82 case 'a':
83 if (do_stdin)
84 usage();
85 aflag = 1;
86 break;
87 case '?':
88 default:
89 usage();
90 /* NOTREACHED */
91 }
92 }
93 argc -= optind;
94 argv += optind;
95
96 if (aflag) {
97 if (argc != 0)
98 usage();
99 dump_config();
100 } else {
101 if (do_stdin) {
102 while (fgets(line, BUFSIZ, stdin) != NULL &&
103 rv == EX_OK) {
104 if (line[0] == '\n')
105 continue;
106 if ((cp = strrchr(line, '\n')) != NULL)
107 *cp = '\0';
108 rv = action(line);
109 }
110 if (ferror(stdin))
111 err(EX_NOINPUT, "stdin");
112 } else {
113 if (argc == 0)
114 usage();
115 while (argc && rv == EX_OK) {
116 rv = action(*argv);
117 ++argv;
118 --argc;
119 }
120 }
121 }
122 return (rv);
123}
124
125static int
126action(char *line)
127{
128 int rv;
129 char *keyword, *arg;
130
131 keyword = strdup(line);
132 if (keyword == NULL)
133 err(EX_OSERR, "malloc() failed");
134 if ((arg = strrchr(keyword, '=')) != NULL)
135 *arg++ = '\0';
136 switch (rv = ofwo_action(keyword, arg)) {
137 case EX_UNAVAILABLE:
138 warnx("nothing available for '%s'.", keyword);
139 break;
140 case EX_DATAERR:
141 warnx("invalid value '%s' for '%s'.", arg, keyword);
142 break;
143 }
144 free(keyword);
145 return(rv);
146}
147
148static void
149dump_config()
150{
151
152 ofwo_dump();
153}