45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * CDDL HEADER START
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * The contents of this file are subject to the terms of the
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Common Development and Distribution License (the "License").
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * You may not use this file except in compliance with the License.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * or http://www.opensolaris.org/os/licensing.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * See the License for the specific language governing permissions
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * and limitations under the License.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * When distributing Covered Code, include this CDDL HEADER in each
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * If applicable, add the following below this CDDL HEADER, with the
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * fields enclosed by brackets "[]" replaced with your own identifying
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * information: Portions Copyright [yyyy] [name of copyright owner]
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * CDDL HEADER END
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Use is subject to license terms.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#pragma ident "%Z%%M% %I% %E% SMI"
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * hextob.c - Hexadecimal string to binary label conversion.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * These routines convert canonical hexadecimal representations
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * of internal labels into binary form.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <stdio.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <string.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <ctype.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <tsol/label.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk#include <sys/tsol/label_macro.h>
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * htobsl - Convert a Hexadecimal label string to a Sensitivity Label.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Entry s = Hexadecimal label string to be converted.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Exit label = Sensitivity Label converted, if successful.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Unchanged, if not successful.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Returns 1, If successful.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * 0, Otherwise.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Calls str_to_label, m_label_free.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkint
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkhtobsl(const char *s, m_label_t *label)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk m_label_t *l = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk if (str_to_label(s, &l, MAC_LABEL, L_NO_CORRECTION, NULL) == -1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk m_label_free(l);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *label = *l;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk m_label_free(l);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk return (1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk/*
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * htobclear - Convert a Hexadecimal label string to a Clearance.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Entry s = Hexadecimal label string to be converted.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Exit clearance = Clearnace converted, if successful.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Unchanged, if not successful.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Returns 1, If successful.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * 0, Otherwise.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk * Calls str_to_label, m_label_free.
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk */
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkint
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpkhtobclear(const char *s, m_label_t *clearance)
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk{
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk m_label_t *c = NULL;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk if (str_to_label(s, &c, USER_CLEAR, L_NO_CORRECTION, NULL) == -1) {
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk m_label_free(c);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk return (0);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk }
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk *clearance = *c;
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk m_label_free(c);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk return (1);
45916cd2fec6e79bca5dee0421bd39e3c2910d1ejpk}