kldstat.c revision 145861
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 27114589Sobrien#include <sys/cdefs.h> 28114589Sobrien__FBSDID("$FreeBSD: head/sbin/kldstat/kldstat.c 145861 2005-05-04 12:46:43Z fjoe $"); 2932270Scharnier 3030573Sjmg#include <err.h> 31113933Sjohan#include <stdint.h> 3225540Sdfr#include <stdio.h> 3330573Sjmg#include <stdlib.h> 3425540Sdfr#include <unistd.h> 3525540Sdfr#include <sys/types.h> 3625540Sdfr#include <sys/param.h> 3725540Sdfr#include <sys/module.h> 3825540Sdfr#include <sys/linker.h> 3925540Sdfr 40129866Sdwmalone#define POINTER_WIDTH ((int)(sizeof(void *) * 2 + 2)) 4154130Smarcel 4230627Sjmgstatic void 4330627Sjmgprintmod(int modid) 4425540Sdfr{ 4525540Sdfr struct module_stat stat; 4625540Sdfr 4725540Sdfr stat.version = sizeof(struct module_stat); 4825540Sdfr if (modstat(modid, &stat) < 0) 4932270Scharnier warn("can't stat module id %d", modid); 5025540Sdfr else 5162327Sps printf("\t\t%2d %s\n", stat.id, stat.name); 5225540Sdfr} 5325540Sdfr 5425540Sdfrstatic void printfile(int fileid, int verbose) 5525540Sdfr{ 5625540Sdfr struct kld_file_stat stat; 5725540Sdfr int modid; 5825540Sdfr 5925540Sdfr stat.version = sizeof(struct kld_file_stat); 6025540Sdfr if (kldstat(fileid, &stat) < 0) 6132270Scharnier warn("can't stat file id %d", fileid); 6225540Sdfr else 63113933Sjohan printf("%2d %4d %p %-8jx %s\n", 64113933Sjohan stat.id, stat.refs, stat.address, (uintmax_t)stat.size, 65113933Sjohan stat.name); 6625540Sdfr 6725540Sdfr if (verbose) { 6825540Sdfr printf("\tContains modules:\n"); 6962327Sps printf("\t\tId Name\n"); 7025540Sdfr for (modid = kldfirstmod(fileid); modid > 0; 7125540Sdfr modid = modfnext(modid)) 7225540Sdfr printmod(modid); 7325540Sdfr } 7425540Sdfr} 7525540Sdfr 7625540Sdfrstatic void 7730627Sjmgusage(void) 7825540Sdfr{ 79145861Sfjoe fprintf(stderr, "usage: kldstat [-v] [-i id] [-n name] [-m name]\n"); 8025540Sdfr exit(1); 8125540Sdfr} 8225540Sdfr 8330627Sjmgint 8430627Sjmgmain(int argc, char** argv) 8525540Sdfr{ 8625540Sdfr int c; 8725540Sdfr int verbose = 0; 8825540Sdfr int fileid = 0; 89113936Sjohan char* filename = NULL; 90145861Sfjoe char* modname = NULL; 91127004Sjmallett char* p; 9225540Sdfr 93145861Sfjoe while ((c = getopt(argc, argv, "i:m:n:v")) != -1) 9425540Sdfr switch (c) { 9525540Sdfr case 'i': 96127004Sjmallett fileid = (int)strtoul(optarg, &p, 10); 97127004Sjmallett if (*p != '\0') 98127004Sjmallett usage(); 9925540Sdfr break; 100145861Sfjoe case 'm': 101145861Sfjoe modname = optarg; 102145861Sfjoe break; 10325540Sdfr case 'n': 10425540Sdfr filename = optarg; 10525540Sdfr break; 10630627Sjmg case 'v': 10730627Sjmg verbose = 1; 10830627Sjmg break; 10925540Sdfr default: 11025540Sdfr usage(); 11125540Sdfr } 11225540Sdfr argc -= optind; 11325540Sdfr argv += optind; 11425540Sdfr 11525540Sdfr if (argc != 0) 11625540Sdfr usage(); 11725540Sdfr 118145861Sfjoe if (modname != NULL) { 119145861Sfjoe int modid; 120145861Sfjoe struct module_stat stat; 121145861Sfjoe 122145861Sfjoe if ((modid = modfind(modname)) < 0) 123145861Sfjoe err(1, "can't find module %s", modname); 124145861Sfjoe 125145861Sfjoe stat.version = sizeof(struct module_stat); 126145861Sfjoe if (modstat(modid, &stat) < 0) 127145861Sfjoe warn("can't stat module id %d", modid); 128145861Sfjoe else { 129145861Sfjoe printf("Id Refs Name\n"); 130145861Sfjoe printf("%3d %4d %s\n", stat.id, stat.refs, stat.name); 131145861Sfjoe } 132145861Sfjoe 133145861Sfjoe return 0; 134145861Sfjoe } 135145861Sfjoe 136113936Sjohan if (filename != NULL) { 13730627Sjmg if ((fileid = kldfind(filename)) < 0) 13832270Scharnier err(1, "can't find file %s", filename); 13925540Sdfr } 14025540Sdfr 14154130Smarcel printf("Id Refs Address%*c Size Name\n", POINTER_WIDTH - 7, ' '); 142113936Sjohan if (fileid != 0) 14325540Sdfr printfile(fileid, verbose); 14425540Sdfr else 14525540Sdfr for (fileid = kldnext(0); fileid > 0; fileid = kldnext(fileid)) 14625540Sdfr printfile(fileid, verbose); 14725540Sdfr 14825540Sdfr return 0; 14925540Sdfr} 150