17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate * CDDL HEADER START
37c478bd9Sstevel@tonic-gate *
47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
77c478bd9Sstevel@tonic-gate * with the License.
87c478bd9Sstevel@tonic-gate *
97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
127c478bd9Sstevel@tonic-gate * and limitations under the License.
137c478bd9Sstevel@tonic-gate *
147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bd9Sstevel@tonic-gate *
207c478bd9Sstevel@tonic-gate * CDDL HEADER END
217c478bd9Sstevel@tonic-gate */
227c478bd9Sstevel@tonic-gate /*
237c478bd9Sstevel@tonic-gate * Copyright 2003 Sun Microsystems, Inc. All rights reserved.
247c478bd9Sstevel@tonic-gate * Use is subject to license terms.
25*78a2e113SAndy Fiddaman *
26*78a2e113SAndy Fiddaman * Copyright 2019 OmniOS Community Edition (OmniOSce) Association.
277c478bd9Sstevel@tonic-gate */
287c478bd9Sstevel@tonic-gate
297c478bd9Sstevel@tonic-gate #include <deflt.h>
307c478bd9Sstevel@tonic-gate #include <string.h>
317c478bd9Sstevel@tonic-gate #include <stddef.h>
327c478bd9Sstevel@tonic-gate #include <stdlib.h>
337c478bd9Sstevel@tonic-gate #include <stdio.h>
347c478bd9Sstevel@tonic-gate #include <compat.h>
357c478bd9Sstevel@tonic-gate
367c478bd9Sstevel@tonic-gate #define DEFAULT_IP_LINE DEFAULT_IP"="
377c478bd9Sstevel@tonic-gate
387c478bd9Sstevel@tonic-gate /*
397c478bd9Sstevel@tonic-gate * Code to handle /etc/default/ file for IPv4 command output compatibility
407c478bd9Sstevel@tonic-gate *
417c478bd9Sstevel@tonic-gate * Note: Handles BOTH the same as IP_VERSION6.
427c478bd9Sstevel@tonic-gate *
437c478bd9Sstevel@tonic-gate * Returns 1 if IP_VERSION4; 0 for other versions.
447c478bd9Sstevel@tonic-gate * Returns -1 if the value of DEFAULT_IP found in /etc/default/inet_type is
457c478bd9Sstevel@tonic-gate * invalid.
467c478bd9Sstevel@tonic-gate */
477c478bd9Sstevel@tonic-gate int
get_compat_flag(char ** value)487c478bd9Sstevel@tonic-gate get_compat_flag(char **value)
497c478bd9Sstevel@tonic-gate {
507c478bd9Sstevel@tonic-gate if (defopen(INET_DEFAULT_FILE) == 0) {
517c478bd9Sstevel@tonic-gate char *cp;
527c478bd9Sstevel@tonic-gate int flags;
537c478bd9Sstevel@tonic-gate
547c478bd9Sstevel@tonic-gate /*
557c478bd9Sstevel@tonic-gate * ignore case
567c478bd9Sstevel@tonic-gate */
577c478bd9Sstevel@tonic-gate flags = defcntl(DC_GETFLAGS, 0);
587c478bd9Sstevel@tonic-gate TURNOFF(flags, DC_CASE);
597c478bd9Sstevel@tonic-gate (void) defcntl(DC_SETFLAGS, flags);
607c478bd9Sstevel@tonic-gate
61*78a2e113SAndy Fiddaman if ((cp = defread(DEFAULT_IP_LINE)) != NULL)
627c478bd9Sstevel@tonic-gate *value = strdup(cp);
637c478bd9Sstevel@tonic-gate
647c478bd9Sstevel@tonic-gate /* close */
657c478bd9Sstevel@tonic-gate (void) defopen((char *)NULL);
667c478bd9Sstevel@tonic-gate
677c478bd9Sstevel@tonic-gate if (*value != NULL) {
687c478bd9Sstevel@tonic-gate if (strcasecmp(*value, "IP_VERSION4") == 0) {
697c478bd9Sstevel@tonic-gate return (DEFAULT_PROT_V4_ONLY);
707c478bd9Sstevel@tonic-gate } else if (strcasecmp(*value, "BOTH") == 0 ||
717c478bd9Sstevel@tonic-gate strcasecmp(*value, "IP_VERSION6") == 0) {
727c478bd9Sstevel@tonic-gate return (DEFAULT_PROT_BOTH);
737c478bd9Sstevel@tonic-gate } else {
747c478bd9Sstevel@tonic-gate return (DEFAULT_PROT_BAD_VALUE);
757c478bd9Sstevel@tonic-gate }
767c478bd9Sstevel@tonic-gate }
777c478bd9Sstevel@tonic-gate }
787c478bd9Sstevel@tonic-gate /* No value set */
797c478bd9Sstevel@tonic-gate return (DEFAULT_PROT_BOTH);
807c478bd9Sstevel@tonic-gate }
81