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Actually add mac_prepare.3.

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Sponsored by:	DARPA, Network Associates Laboratories
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Chris Costello 2003-01-15 03:05:21 +00:00
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.\" Copyright (c) 2002 Networks Associates Technology, Inc.
.\" All rights reserved.
.\"
.\" This software was developed for the FreeBSD Project by Chris
.\" Costello at Safeport Network Services and Network Associates 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.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS 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 AUTHORS 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 DECEMBER 12, 2002
.Os
.Dt MAC_PREPARE 3
.Sh NAME
.Nm mac_prepare
.Nd allocate appropriate storage for mac_t
.Sh SYNOPSIS
.In "sys/mac.h"
.Ft int
.Fn mac_prepare "mac_t *mac" "char *elements"
.Ft int
.Fn mac_prepare_file_label "mac_t *mac"
.Ft int
.Fn mac_prepare_ifnet_label "mac_t *mac"
.Ft int
.Fn mac_prepare_process_label "mac_t *mac"
.Sh DESCRIPTION
The
.Nm
family of functions allocates the appropriate amount of storage and initializes
.Fa *mac
for use by
.Xr mac_get 3 .
.Pp
The
.Fn mac_prepare
function accepts a list of policy names as a parameter and allocates the
storage to fit those label elements accordingly.
.Pp
The
.Fn mac_prepare_file_label ,
.Fn mac_prepare_ifnet_label ,
and
.Fn mac_prepare_process_label
functions allocate the storage to fit file, network interface,
and process labels, respectively.
.Sh RETURN VALUES
.Rv -std mac_prepare mac_prepare_file_label mac_prepare_ifnet_label mac_prepare_process_label
.Sh SEE ALSO
.Xr mac 3 ,
.Xr mac_free 3 ,
.Xr mac_get 3 ,
.Xr mac_is_present_np 3 ,
.Xr mac_set 3 ,
.Xr mac 4 ,
.Xr maclabel 7
.Sh STANDARDS
POSIX.1e is described in IEEE POSIX.1e draft 17.
Discussion of the draft
continues on the cross-platform POSIX.1e implementation mailing list.
To join this list, see the
.Fx
POSIX.1e implementation page
for more information.