/*
* 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.
*
* nis/ether_addr.c -- "nis" backend for nsswitch "ethers" database
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* All routines necessary to deal with the ethers NIS maps. The maps
* contain mapping between 48 bit ethernet addresses and their corresponding
* hosts name. The addresses have an ascii representation of the form
* "x:x:x:x:x:x" where x is a hex number between 0x00 and 0xff; the
* bytes are always in network order.
*/
#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <net/if.h>
#include <netinet/in.h>
#include <net/if_arp.h>
#include <netinet/if_ether.h>
#include <nss_dbdefs.h>
#include "nis_common.h"
static nss_status_t
getbyhost(be, a)
nis_backend_ptr_t be;
void *a;
{
nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a;
return (_nss_nis_lookup(be, argp, 0, "ethers.byname",
argp->key.name, 0));
}
static nss_status_t
getbyether(be, a)
nis_backend_ptr_t be;
void *a;
{
nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a;
char etherstr[18];
uchar_t *e = argp->key.ether;
(void) snprintf(etherstr, 18, "%x:%x:%x:%x:%x:%x",
*e, *(e + 1), *(e + 2), *(e + 3), *(e + 4), *(e + 5));
return (_nss_nis_lookup(be, argp, 0, "ethers.byaddr", etherstr, 0));
}
static nis_backend_op_t ethers_ops[] = {
_nss_nis_destr,
getbyhost,
getbyether
};
/*ARGSUSED*/
nss_backend_t *
_nss_nis_ethers_constr(dummy1, dummy2, dummy3)
const char *dummy1, *dummy2, *dummy3;
{
return (_nss_nis_constr(ethers_ops,
sizeof (ethers_ops) / sizeof (ethers_ops[0]),
"ethers.byaddr"));
}