1 /* $FreeBSD: head/tools/tools/bus_autoconf/bus_autoconf.c 228975 2011-12-30 00:04:11Z uqs $ */
2 
3 /*-
4  * Copyright (c) 2011 Hans Petter Selasky. All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 /*
29  * Disclaimer: This utility and format is subject to change and not a
30  * committed interface.
31  */
32 
33 #include <stdio.h>
34 #include <stdint.h>
35 #include <stdlib.h>
36 #include <string.h>
37 #include <err.h>
38 #include <sysexits.h>
39 #include <unistd.h>
40 
41 #include "bus_autoconf.h"
42 #include "bus_sections.h"
43 #include "bus_load_file.h"
44 #include "bus_usb.h"
45 
46 static void
47 usage(void)
48 {
49 	fprintf(stderr,
50 	    "bus_autoconf - devd config file generator\n"
51 	    "	-i <structure_type,module.ko>\n"
52 	    "	-F <format_file>\n"
53 	    "	-h show usage\n"
54 	);
55 	exit(EX_USAGE);
56 }
57 
58 int
59 main(int argc, char **argv)
60 {
61 	const char *params = "i:F:h";
62 	char *fname;
63 	char *section;
64 	char *module;
65 	char *postfix;
66 	uint8_t *ptr;
67 	uint32_t len;
68 	int c;
69 	int any_opt = 0;
70 
71 	while ((c = getopt(argc, argv, params)) != -1) {
72 		switch (c) {
73 		case 'i':
74 			fname = optarg;
75 			load_file(fname, &ptr, &len);
76 
77 			module = strchr(fname, ',');
78 			if (module == NULL) {
79 				errx(EX_USAGE, "Invalid input "
80 				    "file name '%s'", fname);
81 			}
82 			/* split module and section */
83 			*module++ = 0;
84 
85 			/* remove postfix */
86 			postfix = strchr(module, '.');
87 			if (postfix)
88 				*postfix = 0;
89 
90 			/* get section name */
91 			section = fname;
92 
93 			/* check section type */
94 			if (strncmp(section, "usb_", 4) == 0)
95 				usb_import_entries(section, module, ptr, len);
96 			else
97 				errx(EX_USAGE, "Invalid section '%s'", section);
98 
99 			free(ptr);
100 
101 			any_opt = 1;
102 			break;
103 
104 		case 'F':
105 			fname = optarg;
106 			load_file(fname, &ptr, &len);
107 			format_parse_entries(ptr, len);
108 			free(ptr);
109 
110 			any_opt = 1;
111 			break;
112 
113 		default:
114 			usage();
115 			break;
116 		}
117 	}
118 
119 	if (any_opt == 0)
120 		usage();
121 
122 	usb_dump_entries();
123 
124 	return (0);
125 }
126