/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (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 2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <deflt.h>
#include <string.h>
#include <stddef.h>
#include <stdlib.h>
#include <stdio.h>
#include <compat.h>
#define DEFAULT_IP_LINE DEFAULT_IP"="
/*
* Code to handle /etc/default/ file for IPv4 command output compatibility
*
* Note: Handles BOTH the same as IP_VERSION6.
*
* Returns 1 if IP_VERSION4; 0 for other versions.
* Returns -1 if the value of DEFAULT_IP found in /etc/default/inet_type is
* invalid.
*/
int
get_compat_flag(char **value)
{
if (defopen(INET_DEFAULT_FILE) == 0) {
char *cp;
int flags;
/*
* ignore case
*/
flags = defcntl(DC_GETFLAGS, 0);
TURNOFF(flags, DC_CASE);
(void) defcntl(DC_SETFLAGS, flags);
if (cp = defread(DEFAULT_IP_LINE))
*value = strdup(cp);
/* close */
(void) defopen((char *)NULL);
if (*value != NULL) {
if (strcasecmp(*value, "IP_VERSION4") == 0) {
return (DEFAULT_PROT_V4_ONLY);
} else if (strcasecmp(*value, "BOTH") == 0 ||
strcasecmp(*value, "IP_VERSION6") == 0) {
return (DEFAULT_PROT_BOTH);
} else {
return (DEFAULT_PROT_BAD_VALUE);
}
}
}
/* No value set */
return (DEFAULT_PROT_BOTH);
}