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/*
ether.c - ethernet address entry lookup routines
This file was part of the nss-ldap library (as ldap-ethers.c)
which has been forked into the nss-ldapd library.
Copyright (C) 1997-2005 Luke Howard
Copyright (C) 2006 West Consulting
Copyright (C) 2006 Arthur de Jong
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
MA 02110-1301 USA
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <netdb.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <net/if.h>
#include <netinet/in.h>
#ifdef HAVE_LBER_H
#include <lber.h>
#endif
#ifdef HAVE_LDAP_H
#include <ldap.h>
#endif
#if defined(HAVE_THREAD_H)
#include <thread.h>
#elif defined(HAVE_PTHREAD_H)
#include <pthread.h>
#endif
#ifdef HAVE_NET_ROUTE_H
#include <net/route.h>
#endif
#ifdef HAVE_NETINET_IF_ETHER_H
#include <netinet/if_ether.h>
#endif
#ifdef HAVE_NETINET_ETHER_H
#include <netinet/ether.h>
#endif
#include "ldap-nss.h"
#include "util.h"
/* for HP-UX */
#ifndef NSS_BUFLEN_ETHERS
#define NSS_BUFLEN_ETHERS 1024
#endif /* NSS_BUFLEN_ETHERS */
#ifndef HAVE_STRUCT_ETHER_ADDR
struct ether_addr {
u_char ether_addr_octet[6];
};
#endif
struct ether
{
char *e_name;
struct ether_addr e_addr;
};
static struct ent_context *ether_context = NULL;
static enum nss_status
_nss_ldap_parse_ether (LDAPMessage * e,
struct ldap_state * pvt,
void *result, char *buffer, size_t buflen)
{
struct ether *ether = (struct ether *) result;
char *saddr;
enum nss_status stat;
struct ether_addr *addr;
stat = _nss_ldap_assign_attrval (e, ATM (LM_ETHERS, cn),
ðer->e_name, &buffer, &buflen);
if (stat != NSS_STATUS_SUCCESS)
return stat;
stat = _nss_ldap_assign_attrval (e, AT (macAddress), &saddr,
&buffer, &buflen);
if (stat != NSS_STATUS_SUCCESS || ((addr = ether_aton (saddr)) == NULL))
return NSS_STATUS_NOTFOUND;
memcpy (ðer->e_addr, addr, sizeof (*addr));
return NSS_STATUS_SUCCESS;
}
enum nss_status
_nss_ldap_gethostton_r (const char *name, struct ether * result,
char *buffer, size_t buflen, int *errnop)
{
LOOKUP_NAME (name, result, buffer, buflen, errnop,
_nss_ldap_filt_gethostton, LM_ETHERS, _nss_ldap_parse_ether,
LDAP_NSS_BUFLEN_DEFAULT);
}
enum nss_status
_nss_ldap_getntohost_r (struct ether_addr * addr, struct ether * result,
char *buffer, size_t buflen, int *errnop)
{
/* The correct ether_ntoa call would have a struct ether instead of whatever
result->e_addr is */
LOOKUP_NAME (ether_ntoa ((struct ether_addr *) (&result->e_addr)), result,
buffer, buflen, errnop, _nss_ldap_filt_getntohost, LM_ETHERS,
_nss_ldap_parse_ether, LDAP_NSS_BUFLEN_DEFAULT);
}
enum nss_status _nss_ldap_setetherent (void)
{
LOOKUP_SETENT (ether_context);
}
enum nss_status _nss_ldap_endetherent (void)
{
LOOKUP_ENDENT (ether_context);
}
enum nss_status
_nss_ldap_getetherent_r (struct ether * result, char *buffer, size_t buflen,
int *errnop)
{
LOOKUP_GETENT (ether_context, result, buffer, buflen, errnop,
_nss_ldap_filt_getetherent, LM_ETHERS,
_nss_ldap_parse_ether, LDAP_NSS_BUFLEN_DEFAULT);
}
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