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 1.7.2.2 2000/07/01 07:56:00 ps Exp $
27 * $DragonFly: src/sbin/kldstat/kldstat.c,v 1.4 2005/04/22 02:23:23 swildner Exp $
30 #include <sys/types.h>
31 #include <sys/param.h>
32 #include <sys/module.h>
33 #include <sys/linker.h>
40 #define POINTER_WIDTH 10
45 struct module_stat stat;
47 stat.version = sizeof(struct module_stat);
48 if (modstat(modid, &stat) < 0)
49 warn("can't stat module id %d", modid);
51 printf("\t\t%2d %s\n", stat.id, stat.name);
55 printfile(int fileid, int verbose)
57 struct kld_file_stat stat;
60 stat.version = sizeof(struct kld_file_stat);
61 if (kldstat(fileid, &stat) < 0)
62 warn("can't stat file id %d", fileid);
64 printf("%2d %4d %p %-8x %s\n",
65 stat.id, stat.refs, stat.address, stat.size, stat.name);
68 printf("\tContains modules:\n");
69 printf("\t\tId Name\n");
70 for (modid = kldfirstmod(fileid); modid > 0;
71 modid = modfnext(modid))
79 fprintf(stderr, "usage: kldstat [-v] [-i id] [-n name]\n");
84 main(int argc, char** argv)
90 char* filename = NULL;
93 while ((c = getopt(argc, argv, "i:n:v")) != -1)
96 tmp = strtol(optarg, &ep, 10);
97 if (*ep != NULL || tmp < INT_MIN || tmp > INT_MAX)
98 errx(1, "invalid id value: %s", optarg);
116 if (filename != NULL) {
117 if ((fileid = kldfind(filename)) < 0)
118 err(1, "can't find file %s", filename);
121 printf("Id Refs Address%*c Size Name\n", POINTER_WIDTH - 7, ' ');
123 printfile(fileid, verbose);
125 for (fileid = kldnext(0); fileid > 0; fileid = kldnext(fileid))
126 printfile(fileid, verbose);