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

160 lines
4.2 KiB
C

/* network.c - network address lookup routines */
/* $OpenLDAP$ */
/*
* 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>.
*/
/*
* 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"
#include <ac/socket.h>
/* ( nisSchema.2.7 NAME 'ipNetwork' SUP top STRUCTURAL
* DESC 'Abstraction of a network. The distinguished value of
* MUST ( cn $ ipNetworkNumber )
* MAY ( ipNetmaskNumber $ l $ description $ manager ) )
*/
/* the basic search filter for searches */
static struct berval network_filter = BER_BVC("(objectClass=ipNetwork)");
/* the attributes used in searches */
static struct berval network_keys[] = {
BER_BVC("cn"),
BER_BVC("ipNetworkNumber"),
BER_BVNULL
};
NSSOV_INIT(network)
NSSOV_CBPRIV(network,
char buf[1024];
struct berval name;
struct berval addr;);
/* write a single network entry to the stream */
static int write_network(nssov_network_cbp *cbp,Entry *entry)
{
int32_t tmpint32,tmp2int32,tmp3int32;
int numaddr,i,numname,dupname;
struct berval name, *names, *addrs;
Attribute *a;
/* get the most canonical name */
nssov_find_rdnval( &entry->e_nname, cbp->mi->mi_attrs[0].an_desc, &name);
/* get the other names for the network */
a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[0].an_desc );
if ( !a || !a->a_vals )
{
Debug(LDAP_DEBUG_ANY,"network entry %s does not contain %s value",
entry->e_name.bv_val,cbp->mi->mi_attrs[0].an_desc->ad_cname.bv_val,0);
return 0;
}
names = a->a_vals;
numname = a->a_numvals;
/* if the name is not yet found, get the first entry from names */
if (BER_BVISNULL(&name)) {
name=names[0];
dupname = 0;
} else {
dupname = -1;
for (i=0; i<numname; i++) {
if ( ber_bvmatch(&name, &a->a_nvals[i])) {
dupname = i;
break;
}
}
}
/* get the addresses */
a = attr_find( entry->e_attrs, cbp->mi->mi_attrs[1].an_desc );
if ( !a || !a->a_vals )
{
Debug(LDAP_DEBUG_ANY,"network entry %s does not contain %s value",
entry->e_name.bv_val, cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val, 0 );
return 0;
}
addrs = a->a_vals;
numaddr = a->a_numvals;
/* write the entry */
WRITE_INT32(cbp->fp,NSLCD_RESULT_SUCCESS);
WRITE_BERVAL(cbp->fp,&name);
if ( dupname >= 0 ) {
WRITE_INT32(cbp->fp,numname-1);
} else {
WRITE_INT32(cbp->fp,numname);
}
for (i=0;i<numname;i++) {
if (i == dupname) continue;
WRITE_BERVAL(cbp->fp,&names[i]);
}
WRITE_INT32(cbp->fp,numaddr);
for (i=0;i<numaddr;i++)
{
WRITE_ADDRESS(cbp->fp,&addrs[i]);
}
return 0;
}
NSSOV_CB(network)
NSSOV_HANDLE(
network,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_network_byname(%s)",cbp.name.bv_val,0,0);,
NSLCD_ACTION_NETWORK_BYNAME,
nssov_filter_byname(cbp.mi,0,&cbp.name,&filter)
)
NSSOV_HANDLE(
network,byaddr,
int af;
char addr[64];
int len=sizeof(addr);
char fbuf[1024];
struct berval filter = {sizeof(fbuf)};
filter.bv_val = fbuf;
BER_BVZERO(&cbp.name);
READ_ADDRESS(fp,addr,len,af);
/* translate the address to a string */
if (inet_ntop(af,addr,cbp.buf,sizeof(cbp.buf))==NULL)
{
Debug(LDAP_DEBUG_ANY,"nssov: unable to convert address to string",0,0,0);
return -1;
}
cbp.addr.bv_val = cbp.buf;
cbp.addr.bv_len = strlen(cbp.buf);,
Debug(LDAP_DEBUG_TRACE,"nslcd_network_byaddr(%s)",cbp.addr.bv_val,0,0);,
NSLCD_ACTION_NETWORK_BYADDR,
nssov_filter_byid(cbp.mi,1,&cbp.addr,&filter)
)
NSSOV_HANDLE(
network,all,
struct berval filter;
/* no parameters to read */
BER_BVZERO(&cbp.name);
BER_BVZERO(&cbp.addr);,
Debug(LDAP_DEBUG_TRACE,"nssov_network_all()",0,0,0);,
NSLCD_ACTION_NETWORK_ALL,
(filter=cbp.mi->mi_filter,0)
)