69 lines
2.3 KiB
C
69 lines
2.3 KiB
C
|
/*-
|
||
|
* Copyright (c) 2002 Network Associates Technology, Inc.
|
||
|
* All rights reserved.
|
||
|
*
|
||
|
* This software was developed in part by NAI Labs, 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.
|
||
|
*
|
||
|
* 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.
|
||
|
* 3. The names of the authors may not be used to endorse or promote
|
||
|
* products derived from this software without specific prior written
|
||
|
* permission.
|
||
|
*
|
||
|
* 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 "opt_mac.h"
|
||
|
|
||
|
#include <sys/param.h>
|
||
|
#include <sys/lock.h>
|
||
|
#include <sys/mac.h>
|
||
|
#include <sys/mount.h>
|
||
|
#include <sys/mutex.h>
|
||
|
#include <sys/proc.h>
|
||
|
#include <sys/systm.h>
|
||
|
#include <sys/ucred.h>
|
||
|
#include <sys/vnode.h>
|
||
|
|
||
|
#include <fs/pseudofs/pseudofs.h>
|
||
|
#include <fs/procfs/procfs.h>
|
||
|
|
||
|
int
|
||
|
procfs_piddir_refreshlabel(PFS_REFRESHLABEL_ARGS)
|
||
|
{
|
||
|
#ifdef MAC
|
||
|
|
||
|
if (p == NULL)
|
||
|
mac_update_vnode_from_mount(vp, vp->v_mount);
|
||
|
else {
|
||
|
PROC_LOCK(p);
|
||
|
mac_update_procfsvnode(vp, p->p_ucred);
|
||
|
PROC_UNLOCK(p);
|
||
|
}
|
||
|
|
||
|
return (0);
|
||
|
#else
|
||
|
return (EOPNOTSUPP);
|
||
|
#endif
|
||
|
}
|