Add wrapper for the cross-tools stage.
[dragonfly.git] / sbin / kldstat / kldstat.c
CommitLineData
984263bc
MD
1/*-
2 * Copyright (c) 1997 Doug Rabson
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
1de703da 25 *
201632a3
MS
26 * $FreeBSD: src/sbin/kldstat/kldstat.c,v 1.20 2007/10/22 04:12:57 jb Exp $
27 * $DragonFly: src/sbin/kldstat/kldstat.c,v 1.5 2008/01/08 15:27:57 matthias Exp $
984263bc
MD
28 */
29
201632a3 30#include <sys/cdefs.h>
984263bc 31
e2ad4c6d 32#include <err.h>
201632a3 33#include <stdint.h>
e2ad4c6d
LF
34#include <stdio.h>
35#include <stdlib.h>
36#include <unistd.h>
201632a3
MS
37#include <sys/types.h>
38#include <sys/param.h>
39#include <sys/module.h>
40#include <sys/linker.h>
e2ad4c6d 41
201632a3 42#define POINTER_WIDTH ((int)(sizeof(void *) * 2 + 2))
984263bc
MD
43
44static void
45printmod(int modid)
46{
47 struct module_stat stat;
48
49 stat.version = sizeof(struct module_stat);
50 if (modstat(modid, &stat) < 0)
51 warn("can't stat module id %d", modid);
52 else
53 printf("\t\t%2d %s\n", stat.id, stat.name);
54}
55
e2ad4c6d
LF
56static void
57printfile(int fileid, int verbose)
984263bc
MD
58{
59 struct kld_file_stat stat;
60 int modid;
61
62 stat.version = sizeof(struct kld_file_stat);
63 if (kldstat(fileid, &stat) < 0)
64 warn("can't stat file id %d", fileid);
65 else
201632a3
MS
66 printf("%2d %4d %p %-8jx %s\n",
67 stat.id, stat.refs, stat.address, (uintmax_t)stat.size,
68 stat.name);
984263bc
MD
69
70 if (verbose) {
71 printf("\tContains modules:\n");
72 printf("\t\tId Name\n");
73 for (modid = kldfirstmod(fileid); modid > 0;
74 modid = modfnext(modid))
75 printmod(modid);
76 }
77}
78
79static void
80usage(void)
81{
201632a3
MS
82 fprintf(stderr, "usage: kldstat [-v] [-i id] [-n filename]\n");
83 fprintf(stderr, " kldstat [-q] [-m modname]\n");
984263bc
MD
84 exit(1);
85}
86
87int
88main(int argc, char** argv)
89{
90 int c;
91 int verbose = 0;
92 int fileid = 0;
201632a3 93 int quiet = 0;
e2ad4c6d 94 char* filename = NULL;
201632a3
MS
95 char* modname = NULL;
96 char* p;
984263bc 97
201632a3 98 while ((c = getopt(argc, argv, "i:m:n:qv")) != -1)
984263bc
MD
99 switch (c) {
100 case 'i':
201632a3
MS
101 fileid = (int)strtoul(optarg, &p, 10);
102 if (*p != '\0')
103 usage();
104 break;
105 case 'm':
106 modname = optarg;
984263bc
MD
107 break;
108 case 'n':
109 filename = optarg;
110 break;
201632a3
MS
111 case 'q':
112 quiet = 1;
113 break;
984263bc
MD
114 case 'v':
115 verbose = 1;
116 break;
117 default:
118 usage();
119 }
120 argc -= optind;
121 argv += optind;
122
123 if (argc != 0)
124 usage();
125
201632a3
MS
126 if (modname != NULL) {
127 int modid;
128 struct module_stat stat;
129
130 if ((modid = modfind(modname)) < 0) {
131 if (!quiet)
132 warn("can't find module %s", modname);
133 return 1;
134 } else if (quiet) {
135 return 0;
136 }
137
138 stat.version = sizeof(struct module_stat);
139 if (modstat(modid, &stat) < 0)
140 warn("can't stat module id %d", modid);
141 else {
142 printf("Id Refs Name\n");
143 printf("%3d %4d %s\n", stat.id, stat.refs, stat.name);
144 }
145
146 return 0;
147 }
148
e2ad4c6d 149 if (filename != NULL) {
984263bc
MD
150 if ((fileid = kldfind(filename)) < 0)
151 err(1, "can't find file %s", filename);
152 }
153
154 printf("Id Refs Address%*c Size Name\n", POINTER_WIDTH - 7, ' ');
201632a3 155 if (fileid != 0)
984263bc
MD
156 printfile(fileid, verbose);
157 else
158 for (fileid = kldnext(0); fileid > 0; fileid = kldnext(fileid))
159 printfile(fileid, verbose);
160
161 return 0;
162}