1 /* index.c - routines for dealing with attribute indexes */
4 * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
12 #include <ac/string.h>
13 #include <ac/socket.h>
20 static slap_mask_t index_mask(
22 AttributeDescription *desc,
29 /* we do not support indexing of binary attributes */
30 if( slap_ad_is_binary( desc ) ) return 0;
32 attr_mask( be->be_private, desc->ad_cname->bv_val, &mask );
35 *atname = desc->ad_cname->bv_val;
36 *dbname = desc->ad_cname->bv_val;
40 if( slap_ad_is_lang( desc ) ) {
41 /* has language tag */
42 attr_mask( be->be_private, desc->ad_type->sat_cname, &mask );
44 if( mask & SLAP_INDEX_AUTO_LANG ) {
45 *atname = desc->ad_cname->bv_val;
46 *dbname = desc->ad_type->sat_cname;
49 if( mask & SLAP_INDEX_LANG ) {
50 *atname = desc->ad_type->sat_cname;
51 *dbname = desc->ad_type->sat_cname;
56 /* see if supertype defined mask for its subtypes */
57 for( at = desc->ad_type; at != NULL ; at = at->sat_sup ) {
58 attr_mask( be->be_private, at->sat_cname, &mask );
60 if( mask & SLAP_INDEX_AUTO_SUBTYPES ) {
61 *atname = desc->ad_type->sat_cname;
62 *dbname = at->sat_cname;
65 if( mask & SLAP_INDEX_SUBTYPES ) {
66 *atname = at->sat_cname;
67 *dbname = at->sat_cname;
79 AttributeDescription *desc,
83 struct berval **prefixp )
89 mask = index_mask( be, desc, &dbname, &atname );
92 return LDAP_INAPPROPRIATE_MATCHING;
96 case LDAP_FILTER_PRESENT:
97 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
102 case LDAP_FILTER_APPROX:
103 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) ) {
108 case LDAP_FILTER_EQUALITY:
109 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) ) {
114 case LDAP_FILTER_SUBSTRINGS:
115 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) ) {
124 return LDAP_INAPPROPRIATE_MATCHING;
128 *prefixp = ber_bvstrdup( atname );
138 struct berval **vals,
146 AttributeDescription *ad = NULL;
147 struct berval **keys;
148 struct berval prefix;
152 rc = slap_str2ad( atname, &ad, &text );
154 if( rc != LDAP_SUCCESS ) return rc;
156 prefix.bv_val = atname;
157 prefix.bv_len = strlen( atname );
159 rc = bdb_db_cache( be, dbname, &db );
161 if ( rc != LDAP_SUCCESS ) {
163 LDAP_LOG(( "index", LDAP_LEVEL_ERR,
164 "bdb_index_read: Could not open DB %s\n", dbname));
166 Debug( LDAP_DEBUG_ANY,
167 "<= bdb_index_read NULL (could not open %s)\n",
175 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
176 key_change( be, db, &prefix, id, op );
179 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) ) {
180 rc = ad->ad_type->sat_equality->smr_indexer(
181 LDAP_FILTER_EQUALITY,
183 ad->ad_type->sat_syntax,
184 ad->ad_type->sat_equality,
185 &prefix, vals, &keys );
187 if( rc == LDAP_SUCCESS && keys != NULL ) {
188 for( i=0; keys[i] != NULL; i++ ) {
189 key_change( be, db, keys[i], id, op );
191 ber_bvecfree( keys );
195 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) ) {
196 rc = ad->ad_type->sat_approx->smr_indexer(
199 ad->ad_type->sat_syntax,
200 ad->ad_type->sat_approx,
201 &prefix, vals, &keys );
203 if( rc == LDAP_SUCCESS && keys != NULL ) {
204 for( i=0; keys[i] != NULL; i++ ) {
205 key_change( be, db, keys[i], id, op );
207 ber_bvecfree( keys );
211 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) ) {
212 rc = ad->ad_type->sat_substr->smr_indexer(
213 LDAP_FILTER_SUBSTRINGS,
215 ad->ad_type->sat_syntax,
216 ad->ad_type->sat_substr,
217 &prefix, vals, &keys );
219 if( rc == LDAP_SUCCESS && keys != NULL ) {
220 for( i=0; keys[i] != NULL; i++ ) {
221 key_change( be, db, keys[i], id, op );
223 ber_bvecfree( keys );
231 static int index_at_values(
236 struct berval **vals,
244 slap_mask_t tmpmask = 0;
247 if( type->sat_sup ) {
249 rc = index_at_values( be, txn,
255 attr_mask( be->be_private, type->sat_cname, &mask );
258 *dbnamep = type->sat_cname;
259 } else if ( tmpmask & SLAP_INDEX_AUTO_SUBTYPES ) {
264 rc = indexer( be, txn, *dbnamep,
272 size_t tlen = strlen( type->sat_cname );
273 size_t llen = strlen( lang );
274 char *lname = ch_malloc( tlen + llen + sizeof(";") );
276 sprintf( lname, "%s;%s", type->sat_cname, lang );
278 attr_mask( be->be_private, lname, &tmpmask );
282 } else if ( mask & SLAP_INDEX_AUTO_LANG ) {
287 if( dbname != NULL ) {
288 rc = indexer( be, txn, dbname, lname,
299 int bdb_index_values(
302 AttributeDescription *desc,
303 struct berval **vals,
311 if( slap_ad_is_binary( desc ) ) {
312 /* binary attributes have no index capabilities */
316 rc = index_at_values( be, txn,
317 desc->ad_type, desc->ad_lang,
336 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
337 "index_entry: %s (%s)%ld\n",
338 op == SLAP_INDEX_ADD_OP ? "add" : "del",
341 Debug( LDAP_DEBUG_TRACE, "=> index_entry_%s( %ld, \"%s\" )\n",
342 op == SLAP_INDEX_ADD_OP ? "add" : "del",
346 /* add each attribute to the indexes */
347 for ( ; ap != NULL; ap = ap->a_next ) {
348 rc = index_values( be, txn,
349 ap->a_desc, ap->a_vals, e->e_id, op );
351 if( rc != LDAP_SUCCESS ) {
353 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
354 "index_entry: success\n" ));
356 Debug( LDAP_DEBUG_TRACE,
357 "<= index_entry_%s( %ld, \"%s\" ) success\n",
358 op == SLAP_INDEX_ADD_OP ? "add" : "del",
366 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
367 "index_entry: success\n" ));
369 Debug( LDAP_DEBUG_TRACE, "<= index_entry_%s( %ld, \"%s\" ) success\n",
370 op == SLAP_INDEX_ADD_OP ? "add" : "del",