openldap/contrib/slapd-modules/nssov/ether.c
Kurt Zeilenga a5abeb92ec Update contrib notices to reflect that they are distributed as part of
OpenLDAP Software (though they may not necessarily be supported by the
OpenLDAP Project).  Assistance in updating ACKNOWLEDGEMENTS welcomed.
2009-08-16 22:55:23 +00:00

168 lines
4.3 KiB
C

/* ether.c - ethernet address lookup routines */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2008-2009 The OpenLDAP Foundation.
* Copyright 2008 by Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* ACKNOWLEDGEMENTS:
* This code references portions of the nss-ldapd package
* written by Arthur de Jong. The nss-ldapd code was forked
* from the nss-ldap library written by Luke Howard.
*/
#include "nssov.h"
struct ether_addr {
uint8_t ether_addr_octet[6];
};
/* ( nisSchema.2.11 NAME 'ieee802Device' SUP top AUXILIARY
* DESC 'A device with a MAC address; device SHOULD be
* used as a structural class'
* MAY macAddress )
*/
/* the basic search filter for searches */
static struct berval ether_filter = BER_BVC("(objectClass=ieee802Device)");
/* the attributes to request with searches */
static struct berval ether_keys[] = {
BER_BVC("cn"),
BER_BVC("macAddress"),
BER_BVNULL
};
NSSOV_INIT(ether)
NSSOV_CBPRIV(ether,
char buf[256];
struct berval name;
struct berval addr;);
#define WRITE_ETHER(fp,addr) \
{int ao[6]; \
sscanf(addr.bv_val,"%02x:%02x:%02x:%02x:%02x:%02x", \
&ao[0], &ao[1], &ao[2], &ao[3], &ao[4], &ao[5] );\
tmpaddr.ether_addr_octet[0] = ao[0]; \
tmpaddr.ether_addr_octet[1] = ao[1]; \
tmpaddr.ether_addr_octet[2] = ao[2]; \
tmpaddr.ether_addr_octet[3] = ao[3]; \
tmpaddr.ether_addr_octet[4] = ao[4]; \
tmpaddr.ether_addr_octet[5] = ao[5]; } \
WRITE_TYPE(fp,tmpaddr,uint8_t[6]);
static int write_ether(nssov_ether_cbp *cbp,Entry *entry)
{
int32_t tmpint32;
struct ether_addr tmpaddr;
struct berval tmparr[2], empty;
struct berval *names,*ethers;
Attribute *a;
int i,j;
/* get the name of the ether entry */
if (BER_BVISNULL(&cbp->name))
{
a = attr_find(entry->e_attrs, cbp->mi->mi_attrs[0].an_desc);
if ( !a )
{
Debug(LDAP_DEBUG_ANY,"ether entry %s does not contain %s value\n",
entry->e_name.bv_val,cbp->mi->mi_attrs[0].an_desc->ad_cname.bv_val,0 );
return 0;
}
names = a->a_vals;
}
else
{
names=tmparr;
names[0]=cbp->name;
BER_BVZERO(&names[1]);
}
/* get the addresses */
if (BER_BVISNULL(&cbp->addr))
{
a = attr_find(entry->e_attrs, cbp->mi->mi_attrs[1].an_desc);
if ( !a )
{
Debug(LDAP_DEBUG_ANY,"ether entry %s does not contain %s value\n",
entry->e_name.bv_val,cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val,0 );
return 0;
}
ethers = a->a_vals;
/* TODO: move parsing of addresses up here */
}
else
{
ethers=tmparr;
ethers[0]=cbp->addr;
BER_BVZERO(&ethers[1]);
}
/* write entries for all names and addresses */
for (i=0;!BER_BVISNULL(&names[i]);i++)
for (j=0;!BER_BVISNULL(&ethers[j]);j++)
{
WRITE_INT32(cbp->fp,NSLCD_RESULT_SUCCESS);
WRITE_BERVAL(cbp->fp,&names[i]);
WRITE_ETHER(cbp->fp,ethers[j]);
}
return 0;
}
NSSOV_CB(ether)
NSSOV_HANDLE(
ether,byname,
char fbuf[1024];
struct berval filter = {sizeof(fbuf)};
filter.bv_val = fbuf;
BER_BVZERO(&cbp.addr);
READ_STRING_BUF2(fp,cbp.buf,sizeof(cbp.buf));
cbp.name.bv_len = tmpint32;
cbp.name.bv_val = cbp.buf;,
Debug(LDAP_DEBUG_TRACE,"nssov_ether_byname(%s)\n",cbp.name.bv_val,0,0);,
NSLCD_ACTION_ETHER_BYNAME,
nssov_filter_byname(cbp.mi,0,&cbp.name,&filter)
)
NSSOV_HANDLE(
ether,byether,
struct ether_addr addr;
char fbuf[1024];
struct berval filter = {sizeof(fbuf)};
filter.bv_val = fbuf;
BER_BVZERO(&cbp.name);
READ_TYPE(fp,addr,uint8_t[6]);
cbp.addr.bv_len = snprintf(cbp.buf,sizeof(cbp.buf), "%x:%x:%x:%x:%x:%x",
addr.ether_addr_octet[0],
addr.ether_addr_octet[1],
addr.ether_addr_octet[2],
addr.ether_addr_octet[3],
addr.ether_addr_octet[4],
addr.ether_addr_octet[5]);
cbp.addr.bv_val = cbp.buf;,
Debug(LDAP_DEBUG_TRACE,"nssov_ether_byether(%s)\n",cbp.addr.bv_val,0,0);,
NSLCD_ACTION_ETHER_BYETHER,
nssov_filter_byid(cbp.mi,1,&cbp.addr,&filter)
)
NSSOV_HANDLE(
ether,all,
struct berval filter;
/* no parameters to read */
BER_BVZERO(&cbp.name);
BER_BVZERO(&cbp.addr);,
Debug(LDAP_DEBUG_TRACE,"nssov_ether_all()\n",0,0,0);,
NSLCD_ACTION_ETHER_ALL,
(filter=cbp.mi->mi_filter,0)
)