2 * Copyright (c) 1997 Doug Rabson
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
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 $
30 #include <sys/cdefs.h>
37 #include <sys/types.h>
38 #include <sys/param.h>
39 #include <sys/module.h>
40 #include <sys/linker.h>
42 #define POINTER_WIDTH ((int)(sizeof(void *) * 2 + 2))
47 struct module_stat stat;
49 stat.version = sizeof(struct module_stat);
50 if (modstat(modid, &stat) < 0)
51 warn("can't stat module id %d", modid);
53 printf("\t\t%2d %s\n", stat.id, stat.name);
57 printfile(int fileid, int verbose)
59 struct kld_file_stat stat;
62 stat.version = sizeof(struct kld_file_stat);
63 if (kldstat(fileid, &stat) < 0)
64 warn("can't stat file id %d", fileid);
66 printf("%2d %4d %p %-8jx %s\n",
67 stat.id, stat.refs, stat.address, (uintmax_t)stat.size,
71 printf("\tContains modules:\n");
72 printf("\t\tId Name\n");
73 for (modid = kldfirstmod(fileid); modid > 0;
74 modid = modfnext(modid))
82 fprintf(stderr, "usage: kldstat [-v] [-i id] [-n filename]\n");
83 fprintf(stderr, " kldstat [-q] [-m modname]\n");
88 main(int argc, char** argv)
94 char* filename = NULL;
98 while ((c = getopt(argc, argv, "i:m:n:qv")) != -1)
101 fileid = (int)strtoul(optarg, &p, 10);
126 if (modname != NULL) {
128 struct module_stat stat;
130 if ((modid = modfind(modname)) < 0) {
132 warn("can't find module %s", modname);
138 stat.version = sizeof(struct module_stat);
139 if (modstat(modid, &stat) < 0)
140 warn("can't stat module id %d", modid);
142 printf("Id Refs Name\n");
143 printf("%3d %4d %s\n", stat.id, stat.refs, stat.name);
149 if (filename != NULL) {
150 if ((fileid = kldfind(filename)) < 0)
151 err(1, "can't find file %s", filename);
154 printf("Id Refs Address%*c Size Name\n", POINTER_WIDTH - 7, ' ');
156 printfile(fileid, verbose);
158 for (fileid = kldnext(0); fileid > 0; fileid = kldnext(fileid))
159 printfile(fileid, verbose);