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-rw-r--r--contrib/slapd-modules/nssov/network.c161
1 files changed, 161 insertions, 0 deletions
diff --git a/contrib/slapd-modules/nssov/network.c b/contrib/slapd-modules/nssov/network.c
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index 0000000..0f67fa8
--- /dev/null
+++ b/contrib/slapd-modules/nssov/network.c
@@ -0,0 +1,161 @@
+/* network.c - network address lookup routines */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2008-2022 The OpenLDAP Foundation.
+ * Portions 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"
+
+#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;
+ 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\n",
+ entry->e_name.bv_val,cbp->mi->mi_attrs[0].an_desc->ad_cname.bv_val );
+ 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 ( 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\n",
+ entry->e_name.bv_val, cbp->mi->mi_attrs[1].an_desc->ad_cname.bv_val );
+ return 0;
+ }
+ addrs = a->a_vals;
+ numaddr = a->a_numvals;
+ /* write the entry */
+ WRITE_INT32(cbp->fp,NSLCD_RESULT_BEGIN);
+ 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(fp,cbp.buf);
+ cbp.name.bv_len = tmpint32;
+ cbp.name.bv_val = cbp.buf;,
+ Debug(LDAP_DEBUG_TRACE,"nssov_network_byname(%s)\n",cbp.name.bv_val);,
+ 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\n");
+ return -1;
+ }
+ cbp.addr.bv_val = cbp.buf;
+ cbp.addr.bv_len = strlen(cbp.buf);,
+ Debug(LDAP_DEBUG_TRACE,"nslcd_network_byaddr(%s)\n",cbp.addr.bv_val);,
+ 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()\n");,
+ NSLCD_ACTION_NETWORK_ALL,
+ (filter=cbp.mi->mi_filter,0)
+)