1159720Syar/*- 2159720Syar * Copyright (c) 2006 The FreeBSD Project 3159720Syar * All rights reserved. 4159720Syar * 5159720Syar * Redistribution and use in source and binary forms, with or without 6159720Syar * modification, are permitted provided that the following conditions 7159720Syar * are met: 8159720Syar * 1. Redistributions of source code must retain the above copyright 9159720Syar * notice, this list of conditions and the following disclaimer. 10159720Syar * 2. Redistributions in binary form must reproduce the above copyright 11159720Syar * notice, this list of conditions and the following disclaimer in the 12159720Syar * documentation and/or other materials provided with the distribution. 13159720Syar * 14159720Syar * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15159720Syar * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16159720Syar * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17159720Syar * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18159720Syar * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19159720Syar * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20159720Syar * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21159720Syar * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22159720Syar * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23159720Syar * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24159720Syar * SUCH DAMAGE. 25159720Syar */ 26159720Syar 27159720Syar#include <sys/cdefs.h> 28159720Syar__FBSDID("$FreeBSD: releng/10.3/usr.sbin/asf/asf_kld.c 201387 2010-01-02 11:05:34Z ed $"); 29159720Syar 30159720Syar#include <sys/param.h> 31159720Syar#include <sys/linker.h> 32159720Syar#include <err.h> 33159720Syar#include <string.h> 34159720Syar 35159720Syar#include "asf.h" 36159720Syar 37159720Syar/* 38159720Syar * Get the linker file list using the kld interface. 39159720Syar * Works with a live kernel only. 40159720Syar */ 41159720Syarvoid 42201387Sedasf_kld(void) 43159720Syar{ 44159720Syar struct kld_file_stat kfs; 45159720Syar int fid = 0; /* indicates the beginning of the linker file list */ 46159720Syar 47159720Syar while ((fid = kldnext(fid)) != 0) { 48159720Syar if (fid == -1) 49159720Syar err(2, "kldnext"); 50159720Syar kfs.version = sizeof(kfs); /* must be set for kldstat(2) */ 51159720Syar /* Get info on this linker file */ 52159720Syar if (kldstat(fid, &kfs) == -1) 53159720Syar err(2, "kldstat"); 54159720Syar if (strcmp(kfs.name, KERNFILE) == 0) 55159720Syar continue; 56159720Syar /* Add to our list of linker files */ 57159720Syar kfile_add(kfs.name, kfs.address); 58159720Syar } 59159720Syar} 60