kldstat.c revision 62327
125540Sdfr/*- 225540Sdfr * Copyright (c) 1997 Doug Rabson 325540Sdfr * All rights reserved. 425540Sdfr * 525540Sdfr * Redistribution and use in source and binary forms, with or without 625540Sdfr * modification, are permitted provided that the following conditions 725540Sdfr * are met: 825540Sdfr * 1. Redistributions of source code must retain the above copyright 925540Sdfr * notice, this list of conditions and the following disclaimer. 1025540Sdfr * 2. Redistributions in binary form must reproduce the above copyright 1125540Sdfr * notice, this list of conditions and the following disclaimer in the 1225540Sdfr * documentation and/or other materials provided with the distribution. 1325540Sdfr * 1425540Sdfr * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1525540Sdfr * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1625540Sdfr * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1725540Sdfr * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1825540Sdfr * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1925540Sdfr * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2025540Sdfr * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2125540Sdfr * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2225540Sdfr * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2325540Sdfr * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2425540Sdfr * SUCH DAMAGE. 2525540Sdfr */ 2625540Sdfr 2732270Scharnier#ifndef lint 2832270Scharnierstatic const char rcsid[] = 2950476Speter "$FreeBSD: head/sbin/kldstat/kldstat.c 62327 2000-07-01 07:57:28Z ps $"; 3032270Scharnier#endif /* not lint */ 3132270Scharnier 3230573Sjmg#include <err.h> 3325540Sdfr#include <stdio.h> 3430573Sjmg#include <stdlib.h> 3525540Sdfr#include <unistd.h> 3625540Sdfr#include <sys/types.h> 3725540Sdfr#include <sys/param.h> 3825540Sdfr#include <sys/module.h> 3925540Sdfr#include <sys/linker.h> 4025540Sdfr 4154130Smarcel#if defined(__alpha__) 4254130Smarcel#define POINTER_WIDTH 18 4354130Smarcel#else 4454130Smarcel#define POINTER_WIDTH 10 4554130Smarcel#endif 4654130Smarcel 4730627Sjmgstatic void 4830627Sjmgprintmod(int modid) 4925540Sdfr{ 5025540Sdfr struct module_stat stat; 5125540Sdfr 5225540Sdfr stat.version = sizeof(struct module_stat); 5325540Sdfr if (modstat(modid, &stat) < 0) 5432270Scharnier warn("can't stat module id %d", modid); 5525540Sdfr else 5662327Sps printf("\t\t%2d %s\n", stat.id, stat.name); 5725540Sdfr} 5825540Sdfr 5925540Sdfrstatic void printfile(int fileid, int verbose) 6025540Sdfr{ 6125540Sdfr struct kld_file_stat stat; 6225540Sdfr int modid; 6325540Sdfr 6425540Sdfr stat.version = sizeof(struct kld_file_stat); 6525540Sdfr if (kldstat(fileid, &stat) < 0) 6632270Scharnier warn("can't stat file id %d", fileid); 6725540Sdfr else 6830573Sjmg printf("%2d %4d %p %-8x %s\n", 6925540Sdfr stat.id, stat.refs, stat.address, stat.size, stat.name); 7025540Sdfr 7125540Sdfr if (verbose) { 7225540Sdfr printf("\tContains modules:\n"); 7362327Sps printf("\t\tId Name\n"); 7425540Sdfr for (modid = kldfirstmod(fileid); modid > 0; 7525540Sdfr modid = modfnext(modid)) 7625540Sdfr printmod(modid); 7725540Sdfr } 7825540Sdfr} 7925540Sdfr 8025540Sdfrstatic void 8130627Sjmgusage(void) 8225540Sdfr{ 8332270Scharnier fprintf(stderr, "usage: kldstat [-v] [-i id] [-n name]\n"); 8425540Sdfr exit(1); 8525540Sdfr} 8625540Sdfr 8730627Sjmgint 8830627Sjmgmain(int argc, char** argv) 8925540Sdfr{ 9025540Sdfr int c; 9125540Sdfr int verbose = 0; 9225540Sdfr int fileid = 0; 9325540Sdfr char* filename = 0; 9425540Sdfr 9530627Sjmg while ((c = getopt(argc, argv, "i:n:v")) != -1) 9625540Sdfr switch (c) { 9725540Sdfr case 'i': 9825540Sdfr fileid = atoi(optarg); 9925540Sdfr break; 10025540Sdfr case 'n': 10125540Sdfr filename = optarg; 10225540Sdfr break; 10330627Sjmg case 'v': 10430627Sjmg verbose = 1; 10530627Sjmg break; 10625540Sdfr default: 10725540Sdfr usage(); 10825540Sdfr } 10925540Sdfr argc -= optind; 11025540Sdfr argv += optind; 11125540Sdfr 11225540Sdfr if (argc != 0) 11325540Sdfr usage(); 11425540Sdfr 11525540Sdfr if (filename) { 11630627Sjmg if ((fileid = kldfind(filename)) < 0) 11732270Scharnier err(1, "can't find file %s", filename); 11825540Sdfr } 11925540Sdfr 12054130Smarcel printf("Id Refs Address%*c Size Name\n", POINTER_WIDTH - 7, ' '); 12125540Sdfr if (fileid) 12225540Sdfr printfile(fileid, verbose); 12325540Sdfr else 12425540Sdfr for (fileid = kldnext(0); fileid > 0; fileid = kldnext(fileid)) 12525540Sdfr printfile(fileid, verbose); 12625540Sdfr 12725540Sdfr return 0; 12825540Sdfr} 129