xref: /freebsd/lib/libc/posix1e/mac_text.3 (revision 2834b91a8ded96d7acf79f90aca9d758d4f40111)

.\" Copyright (c) 2001 Networks Associates Technology, Inc.
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.\" 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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.\" $FreeBSD$
.Dd December 21, 2001
.Dt MAC_TEXT 3
.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
.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.