-*- nroff -*-
Copyright (c) 2002 Networks Associates Technology, Inc.
All rights reserved.
This software was developed for the FreeBSD Project 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.
$FreeBSD$
.Dd February 5, 2002 .Dt VOP_REVOKE 9 .Os .Sh NAME .Nm VOP_REVOKE .Nd "revoke access to a device and its aliases" .Sh SYNOPSIS n sys/param.h n sys/vnode.h .Ft int .Fn VOP_REVOKE "struct vnode *vp" "int flags" .Sh DESCRIPTION .Fn VOP_REVOKE will administratively revoke access to the device specified by .Fa vp , as well as any aliases created via .Xr make_dev_alias 9 . Further file operations on any of these devices by processes which have them open will nominally fail. The .Fa flags must be set to .Dv REVOKEALL to signify that all access will be revoked; any other value is invalid. .Sh LOCKS The .Fa vp must be unlocked on entry, and will remain unlocked upon return. .Sh SEE ALSO .Xr make_dev_alias 9 , .Xr vnode 9 .Sh AUTHORS This manual page was written by .An Brian Fundakowski Feldman .
Copyright (c) 2002 Networks Associates Technology, Inc.
All rights reserved.
This software was developed for the FreeBSD Project 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.
$FreeBSD$
.Dd February 5, 2002 .Dt VOP_REVOKE 9 .Os .Sh NAME .Nm VOP_REVOKE .Nd "revoke access to a device and its aliases" .Sh SYNOPSIS n sys/param.h n sys/vnode.h .Ft int .Fn VOP_REVOKE "struct vnode *vp" "int flags" .Sh DESCRIPTION .Fn VOP_REVOKE will administratively revoke access to the device specified by .Fa vp , as well as any aliases created via .Xr make_dev_alias 9 . Further file operations on any of these devices by processes which have them open will nominally fail. The .Fa flags must be set to .Dv REVOKEALL to signify that all access will be revoked; any other value is invalid. .Sh LOCKS The .Fa vp must be unlocked on entry, and will remain unlocked upon return. .Sh SEE ALSO .Xr make_dev_alias 9 , .Xr vnode 9 .Sh AUTHORS This manual page was written by .An Brian Fundakowski Feldman .