ugidfw_system.c revision 296373
118334Speter/*- 218334Speter * Copyright (c) 1999-2002, 2007 Robert N. M. Watson 318334Speter * Copyright (c) 2001-2005 Networks Associates Technology, Inc. 418334Speter * Copyright (c) 2005 Tom Rhodes 518334Speter * Copyright (c) 2006 SPARTA, Inc. 618334Speter * All rights reserved. 718334Speter * 818334Speter * This software was developed by Robert Watson for the TrustedBSD Project. 918334Speter * It was later enhanced by Tom Rhodes for the TrustedBSD Project. 1018334Speter * 1118334Speter * This software was developed for the FreeBSD Project in part by Network 1218334Speter * Associates Laboratories, the Security Research Division of Network 1318334Speter * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), 1418334Speter * as part of the DARPA CHATS research program. 1518334Speter * 1618334Speter * This software was enhanced by SPARTA ISSO under SPAWAR contract 1718334Speter * N66001-04-C-6019 ("SEFOS"). 1818334Speter * 1918334Speter * Redistribution and use in source and binary forms, with or without 2018334Speter * modification, are permitted provided that the following conditions 2118334Speter * are met: 2218334Speter * 1. Redistributions of source code must retain the above copyright 2318334Speter * notice, this list of conditions and the following disclaimer. 2418334Speter * 2. Redistributions in binary form must reproduce the above copyright 2518334Speter * notice, this list of conditions and the following disclaimer in the 2618334Speter * documentation and/or other materials provided with the distribution. 2718334Speter * 2818334Speter * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 2918334Speter * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 3018334Speter * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 * SUCH DAMAGE. 39 * 40 * $FreeBSD: releng/10.3/sys/security/mac_bsdextended/ugidfw_system.c 185539 2008-12-02 02:26:15Z peter $ 41 */ 42 43#include <sys/param.h> 44#include <sys/acl.h> 45#include <sys/kernel.h> 46#include <sys/jail.h> 47#include <sys/lock.h> 48#include <sys/malloc.h> 49#include <sys/module.h> 50#include <sys/mount.h> 51#include <sys/mutex.h> 52#include <sys/priv.h> 53#include <sys/systm.h> 54#include <sys/vnode.h> 55#include <sys/sysctl.h> 56#include <sys/syslog.h> 57#include <sys/stat.h> 58 59#include <security/mac/mac_policy.h> 60#include <security/mac_bsdextended/mac_bsdextended.h> 61#include <security/mac_bsdextended/ugidfw_internal.h> 62 63int 64ugidfw_system_check_acct(struct ucred *cred, struct vnode *vp, 65 struct label *vplabel) 66{ 67 68 if (vp != NULL) 69 return (ugidfw_check_vp(cred, vp, MBI_WRITE)); 70 else 71 return (0); 72} 73 74int 75ugidfw_system_check_auditctl(struct ucred *cred, struct vnode *vp, 76 struct label *vplabel) 77{ 78 79 if (vp != NULL) 80 return (ugidfw_check_vp(cred, vp, MBI_WRITE)); 81 else 82 return (0); 83} 84 85int 86ugidfw_system_check_swapon(struct ucred *cred, struct vnode *vp, 87 struct label *vplabel) 88{ 89 90 return (ugidfw_check_vp(cred, vp, MBI_WRITE)); 91} 92