128 lines
3.3 KiB
C
128 lines
3.3 KiB
C
/*-
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* Copyright (c) 1997 Doug Rabson
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <err.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/module.h>
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#include <sys/linker.h>
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#define POINTER_WIDTH ((int)(sizeof(void *) * 2 + 2))
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static void
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printmod(int modid)
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{
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struct module_stat stat;
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stat.version = sizeof(struct module_stat);
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if (modstat(modid, &stat) < 0)
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warn("can't stat module id %d", modid);
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else
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printf("\t\t%2d %s\n", stat.id, stat.name);
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}
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static void printfile(int fileid, int verbose)
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{
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struct kld_file_stat stat;
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int modid;
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stat.version = sizeof(struct kld_file_stat);
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if (kldstat(fileid, &stat) < 0)
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warn("can't stat file id %d", fileid);
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else
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printf("%2d %4d %p %-8jx %s\n",
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stat.id, stat.refs, stat.address, (uintmax_t)stat.size,
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stat.name);
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if (verbose) {
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printf("\tContains modules:\n");
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printf("\t\tId Name\n");
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for (modid = kldfirstmod(fileid); modid > 0;
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modid = modfnext(modid))
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printmod(modid);
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}
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}
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static void
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usage(void)
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{
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fprintf(stderr, "usage: kldstat [-v] [-i id] [-n name]\n");
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exit(1);
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}
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int
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main(int argc, char** argv)
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{
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int c;
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int verbose = 0;
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int fileid = 0;
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char* filename = NULL;
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char* p;
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while ((c = getopt(argc, argv, "i:n:v")) != -1)
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switch (c) {
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case 'i':
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fileid = (int)strtoul(optarg, &p, 10);
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if (*p != '\0')
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usage();
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break;
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case 'n':
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filename = optarg;
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break;
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case 'v':
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verbose = 1;
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break;
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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if (argc != 0)
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usage();
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if (filename != NULL) {
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if ((fileid = kldfind(filename)) < 0)
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err(1, "can't find file %s", filename);
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}
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printf("Id Refs Address%*c Size Name\n", POINTER_WIDTH - 7, ' ');
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if (fileid != 0)
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printfile(fileid, verbose);
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else
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for (fileid = kldnext(0); fileid > 0; fileid = kldnext(fileid))
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printfile(fileid, verbose);
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return 0;
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}
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