.\" Copyright (c) 2001 Networks Associates Technology, Inc.
.\" All rights reserved.
.\"
.\" This software was developed for the FreeBSD Project by Chris
.\" Costello at Safeport Network Services and 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.
.\"
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.\" modification, are permitted provided that the following conditions
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.\" 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 name of the author may not be used to endorse or promote
.\"    products derived from this software without specific prior written
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.\" $FreeBSD: head/lib/libc/posix1e/mac_text.3 107744 2002-12-11 15:55:29Z ru $
.\"
.Dd December 21, 2001
.Dt MAC_TEXT 3
.Os
.Sh NAME
.Nm mac_from_text ,
.Nm mac_to_text
.Nd convert MAC label to/from text representation
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In sys/mac.h
.Ft int
.Fn mac_from_text "mac_t *mac" "const char *text"
.Ft int
.Fn mac_to_text "mac_t label" "char **text"
.Sh DESCRIPTION
The
.Fn mac_from_text
function converts the text representation of a label
into the internal policy label format
.Pq Vt mac_t
and places it in
.Fa *mac ,
which must later be freed with
.Xr mac_free 3 .
.Pp
The
.Fn mac_to_text
function allocates storage for
.Fa *text ,
which will be set to the text representation of
.Fa label .
.Pp
Refer to
.Xr maclabel 7
for the MAC label format.
.Sh RETURN VALUES
.Rv -std mac_from_text mac_to_text
.Sh COMPATIBILITY
POSIX.1e does not define
a format for text representations
of MAC labels.
.Sh ERRORS
.Bl -tag -width Er
.It Bq Er ENOMEM
Insufficient memory was available
to allocate internal storage.
.El
.Sh SEE ALSO
.Xr mac 3 ,
.Xr mac_free 3 ,
.Xr mac_get 3 ,
.Xr mac_set 3 ,
.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.