freebsd-skq/sys/security/mac_bsdextended/ugidfw_system.c
rwatson 3adba7f0f0 Break mac_bsdextended.c out into multiple .c files, with the base access
control logic and policy registration remaining in that file, and access
control checks broken out into other files by class of check.

Obtained from:	TrustedBSD Project
2008-10-27 12:09:15 +00:00

92 lines
3.0 KiB
C

/*-
* Copyright (c) 1999-2002, 2007 Robert N. M. Watson
* Copyright (c) 2001-2005 Networks Associates Technology, Inc.
* Copyright (c) 2005 Tom Rhodes
* Copyright (c) 2006 SPARTA, Inc.
* All rights reserved.
*
* This software was developed by Robert Watson for the TrustedBSD Project.
* It was later enhanced by Tom Rhodes for the TrustedBSD Project.
*
* This software was developed for the FreeBSD Project in part by Network
* Associates Laboratories, the Security Research Division of Network
* Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"),
* as part of the DARPA CHATS research program.
*
* This software was enhanced by SPARTA ISSO under SPAWAR contract
* N66001-04-C-6019 ("SEFOS").
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/acl.h>
#include <sys/kernel.h>
#include <sys/jail.h>
#include <sys/lock.h>
#include <sys/malloc.h>
#include <sys/module.h>
#include <sys/mount.h>
#include <sys/mutex.h>
#include <sys/priv.h>
#include <sys/systm.h>
#include <sys/vnode.h>
#include <sys/sysctl.h>
#include <sys/syslog.h>
#include <sys/stat.h>
#include <security/mac/mac_policy.h>
#include <security/mac_bsdextended/mac_bsdextended.h>
#include <security/mac_bsdextended/ugidfw_internal.h>
int
ugidfw_system_check_acct(struct ucred *cred, struct vnode *vp,
struct label *vplabel)
{
if (vp != NULL)
return (ugidfw_check_vp(cred, vp, MBI_WRITE));
else
return (0);
}
int
ugidfw_system_check_auditctl(struct ucred *cred, struct vnode *vp,
struct label *vplabel)
{
if (vp != NULL)
return (ugidfw_check_vp(cred, vp, MBI_WRITE));
else
return (0);
}
int
ugidfw_system_check_swapon(struct ucred *cred, struct vnode *vp,
struct label *vplabel)
{
return (ugidfw_check_vp(cred, vp, MBI_WRITE));
}