104 lines
3.1 KiB
Groff
104 lines
3.1 KiB
Groff
.\" Copyright (c) 2001 Networks Associates Technology, Inc.
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.\" All rights reserved.
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.\"
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.\" This software was developed for the FreeBSD Project by Chris
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.\" Costello at Safeport Network Services and NAI Labs, the Security
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.\" Research Division of Network Associates, Inc. under DARPA/SPAWAR
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.\" contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA CHATS
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.\" research program.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd December 21, 2001
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.Dt MAC_TEXT 3
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.Os
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.Sh NAME
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.Nm mac_from_text ,
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.Nm mac_to_text
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.Nd convert MAC label to/from text representation
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.Sh LIBRARY
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.Lb libc
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.Sh SYNOPSIS
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.In sys/mac.h
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.Ft int
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.Fn mac_from_text "mac_t *mac" "const char *text"
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.Ft int
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.Fn mac_to_text "mac_t label" "char **text"
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.Sh DESCRIPTION
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The
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.Fn mac_from_text
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function converts the text representation of a label
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into the internal policy label format
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.Pq Vt mac_t
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and places it in
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.Fa *mac ,
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which must later be freed with
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.Xr mac_free 3 .
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.Pp
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The
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.Fn mac_to_text
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function allocates storage for
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.Fa *text ,
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which will be set to the text representation of
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.Fa label .
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.Pp
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Refer to
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.Xr maclabel 7
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for the MAC label format.
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.Sh RETURN VALUES
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.Rv -std mac_from_text mac_to_text
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.Sh COMPATIBILITY
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POSIX.1e does not define
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a format for text representations
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of MAC labels.
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.Sh ERRORS
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.Bl -tag -width Er
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.It Bq Er ENOMEM
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Insufficient memory was available
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to allocate internal storage.
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.El
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.Sh SEE ALSO
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.Xr mac 3 ,
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.Xr mac_free 3 ,
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.Xr mac_get 3 ,
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.Xr mac_is_present_np 3 ,
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.Xr mac_prepare 3 ,
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.Xr mac_set 3 ,
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.Xr mac 4 ,
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.Xr maclabel 7
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.Sh STANDARDS
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POSIX.1e is described in IEEE POSIX.1e draft 17.
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Discussion of the draft
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continues on the cross-platform POSIX.1e implementation mailing list.
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To join this list, see the
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.Fx
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POSIX.1e implementation page
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for more information.
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.Sh HISTORY
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Support for Mandatory Access Control was introduced in
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.Fx 5.0
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as part of the
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.Tn TrustedBSD
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Project.
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