/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* hextob.c - Hexadecimal string to binary label conversion.
*
* These routines convert canonical hexadecimal representations
* of internal labels into binary form.
*
*/
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <tsol/label.h>
#include <sys/tsol/label_macro.h>
/*
* htobsl - Convert a Hexadecimal label string to a Sensitivity Label.
*
* Entry s = Hexadecimal label string to be converted.
*
* Exit label = Sensitivity Label converted, if successful.
* Unchanged, if not successful.
*
* Returns 1, If successful.
* 0, Otherwise.
*
* Calls str_to_label, m_label_free.
*/
int
htobsl(const char *s, m_label_t *label)
{
m_label_t *l = NULL;
if (str_to_label(s, &l, MAC_LABEL, L_NO_CORRECTION, NULL) == -1) {
m_label_free(l);
return (0);
}
*label = *l;
m_label_free(l);
return (1);
}
/*
* htobclear - Convert a Hexadecimal label string to a Clearance.
*
* Entry s = Hexadecimal label string to be converted.
*
* Exit clearance = Clearnace converted, if successful.
* Unchanged, if not successful.
*
* Returns 1, If successful.
* 0, Otherwise.
*
* Calls str_to_label, m_label_free.
*/
int
htobclear(const char *s, m_label_t *clearance)
{
m_label_t *c = NULL;
if (str_to_label(s, &c, USER_CLEAR, L_NO_CORRECTION, NULL) == -1) {
m_label_free(c);
return (0);
}
*clearance = *c;
m_label_free(c);
return (1);
}