openldap/contrib/slapd-modules/nssov/nss-ldapd/nss/ethers.c
2008-06-02 12:08:05 +00:00

83 lines
2.4 KiB
C

/*
ethers.c - NSS lookup functions for ethers database
Copyright (C) 2006 West Consulting
Copyright (C) 2006, 2007, 2008 Arthur de Jong
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "config.h"
#include <string.h>
#include <nss.h>
#include <errno.h>
#include "prototypes.h"
#include "common.h"
#include "compat/attrs.h"
static enum nss_status read_etherent(
TFILE *fp,struct etherent *result,
char *buffer,size_t buflen,int *errnop)
{
int32_t tmpint32;
size_t bufptr=0;
READ_STRING_BUF(fp,result->e_name);
READ_TYPE(fp,result->e_addr,uint8_t[6]);
return NSS_STATUS_SUCCESS;
}
/* map a hostname to the corresponding ethernet address */
enum nss_status _nss_ldap_gethostton_r(
const char *name,struct etherent *result,
char *buffer,size_t buflen,int *errnop)
{
NSS_BYNAME(NSLCD_ACTION_ETHER_BYNAME,
name,
read_etherent(fp,result,buffer,buflen,errnop));
}
/* map an ethernet address to the corresponding hostname */
enum nss_status _nss_ldap_getntohost_r(
const struct ether_addr *addr,struct etherent *result,
char *buffer,size_t buflen,int *errnop)
{
NSS_BYTYPE(NSLCD_ACTION_ETHER_BYETHER,
*addr,uint8_t[6],
read_etherent(fp,result,buffer,buflen,errnop));
}
/* thread-local file pointer to an ongoing request */
static __thread TFILE *etherentfp;
enum nss_status _nss_ldap_setetherent(int UNUSED(stayopen))
{
NSS_SETENT(etherentfp);
}
enum nss_status _nss_ldap_getetherent_r(
struct etherent *result,
char *buffer,size_t buflen,int *errnop)
{
NSS_GETENT(etherentfp,NSLCD_ACTION_ETHER_ALL,
read_etherent(etherentfp,result,buffer,buflen,errnop));
}
enum nss_status _nss_ldap_endetherent(void)
{
NSS_ENDENT(etherentfp);
}