1 /* index.c - routines for dealing with attribute indexes */
4 * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
12 #include <ac/string.h>
13 #include <ac/socket.h>
16 #include "back-ldbm.h"
18 static slap_mask_t index_mask(
20 AttributeDescription *desc,
22 struct berval *atname )
27 attr_mask( be->be_private, desc, &mask );
30 *atname = desc->ad_cname;
31 *dbname = desc->ad_cname.bv_val;
35 /* If there is a language tag, did we ever index the base
36 * type? If so, check for mask, otherwise it's not there.
38 if( slap_ad_is_lang( desc ) && desc != desc->ad_type->sat_ad ) {
39 /* has language tag */
40 attr_mask( be->be_private, desc->ad_type->sat_ad, &mask );
42 if( !( mask & SLAP_INDEX_NOLANG ) ) {
43 *atname = desc->ad_type->sat_cname;
44 *dbname = desc->ad_type->sat_cname.bv_val;
49 /* see if supertype defined mask for its subtypes */
50 for( at = desc->ad_type; at != NULL ; at = at->sat_sup ) {
51 /* If no AD, we've never indexed this type */
55 attr_mask( be->be_private, at->sat_ad, &mask );
57 if( mask & SLAP_INDEX_AUTO_SUBTYPES ) {
58 *atname = desc->ad_type->sat_cname;
59 *dbname = at->sat_cname.bv_val;
62 if( !( mask & SLAP_INDEX_NOSUBTYPES ) ) {
63 *atname = at->sat_cname;
64 *dbname = at->sat_cname.bv_val;
76 AttributeDescription *desc,
80 struct berval *prefixp )
85 mask = index_mask( be, desc, &dbname, prefixp );
88 return LDAP_INAPPROPRIATE_MATCHING;
92 case LDAP_FILTER_PRESENT:
93 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
98 case LDAP_FILTER_APPROX:
99 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) ) {
104 case LDAP_FILTER_EQUALITY:
105 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) ) {
110 case LDAP_FILTER_SUBSTRINGS:
111 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) ) {
120 return LDAP_INAPPROPRIATE_MATCHING;
131 struct berval *atname,
140 AttributeDescription *ad = NULL;
145 rc = slap_bv2ad( atname, &ad, &text );
147 if( rc != LDAP_SUCCESS ) return rc;
149 db = ldbm_cache_open( be, dbname, LDBM_SUFFIX, LDBM_WRCREAT );
153 LDAP_LOG(( "index", LDAP_LEVEL_ERR,
154 "index_read: Could not open db %s%s\n",
155 dbname, LDBM_SUFFIX ));
157 Debug( LDAP_DEBUG_ANY,
158 "<= index_read NULL (could not open %s%s)\n",
159 dbname, LDBM_SUFFIX, 0 );
165 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
166 key_change( be, db, atname, id, op );
169 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) ) {
170 rc = ad->ad_type->sat_equality->smr_indexer(
171 LDAP_FILTER_EQUALITY,
173 ad->ad_type->sat_syntax,
174 ad->ad_type->sat_equality,
175 atname, vals, &keys );
177 if( rc == LDAP_SUCCESS && keys != NULL ) {
178 for( i=0; keys[i].bv_val != NULL; i++ ) {
179 key_change( be, db, &keys[i], id, op );
181 bvarray_free( keys );
185 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) ) {
186 rc = ad->ad_type->sat_approx->smr_indexer(
189 ad->ad_type->sat_syntax,
190 ad->ad_type->sat_approx,
191 atname, vals, &keys );
193 if( rc == LDAP_SUCCESS && keys != NULL ) {
194 for( i=0; keys[i].bv_val != NULL; i++ ) {
195 key_change( be, db, &keys[i], id, op );
197 bvarray_free( keys );
201 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) ) {
202 rc = ad->ad_type->sat_substr->smr_indexer(
203 LDAP_FILTER_SUBSTRINGS,
205 ad->ad_type->sat_syntax,
206 ad->ad_type->sat_substr,
207 atname, vals, &keys );
209 if( rc == LDAP_SUCCESS && keys != NULL ) {
210 for( i=0; keys[i].bv_val != NULL; i++ ) {
211 key_change( be, db, &keys[i], id, op );
213 bvarray_free( keys );
217 ldbm_cache_close( be, db );
221 static int index_at_values(
231 slap_mask_t mask = 0;
232 slap_mask_t tmpmask = 0;
234 if( type->sat_sup ) {
236 (void) index_at_values( be,
242 /* If this type has no AD, we've never used it before */
244 attr_mask( be->be_private, type->sat_ad, &mask );
248 *dbnamep = type->sat_cname.bv_val;
249 } else if ( tmpmask & SLAP_INDEX_AUTO_SUBTYPES ) {
254 indexer( be, *dbnamep,
263 AttributeDescription *desc;
268 desc = ad_find_lang(type, lang);
270 attr_mask( be->be_private, desc, &tmpmask );
274 dbname = desc->ad_cname.bv_val;
275 lname = desc->ad_cname;
279 if( dbname != NULL ) {
280 indexer( be, dbname, &lname,
284 ch_free( lname.bv_val );
294 AttributeDescription *desc,
302 (void) index_at_values( be,
303 desc->ad_type, &desc->ad_lang,
318 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
319 "index_entry: %s (%s)%ld\n",
320 op == SLAP_INDEX_ADD_OP ? "add" : "del",
323 Debug( LDAP_DEBUG_TRACE, "=> index_entry_%s( %ld, \"%s\" )\n",
324 op == SLAP_INDEX_ADD_OP ? "add" : "del",
328 /* add each attribute to the indexes */
329 for ( ; ap != NULL; ap = ap->a_next ) {
330 index_values( be, ap->a_desc, ap->a_vals, e->e_id, op );
334 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
335 "index_entry: success\n" ));
337 Debug( LDAP_DEBUG_TRACE, "<= index_entry_%s( %ld, \"%s\" ) success\n",
338 op == SLAP_INDEX_ADD_OP ? "add" : "del",