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 && ( 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->sat_sup; 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 && ( mask ^ SLAP_INDEX_NOSUBTYPES ) ) {
58 *atname = at->sat_cname;
59 *dbname = at->sat_cname.bv_val;
69 AttributeDescription *desc )
75 mask = index_mask( be, desc, &dbname, &prefix );
78 return LDAP_INAPPROPRIATE_MATCHING;
86 AttributeDescription *desc,
90 struct berval *prefixp )
95 mask = index_mask( be, desc, &dbname, prefixp );
98 return LDAP_INAPPROPRIATE_MATCHING;
102 case LDAP_FILTER_PRESENT:
103 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
108 case LDAP_FILTER_APPROX:
109 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) ) {
114 case LDAP_FILTER_EQUALITY:
115 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) ) {
120 case LDAP_FILTER_SUBSTRINGS:
121 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) ) {
130 return LDAP_INAPPROPRIATE_MATCHING;
141 struct berval *atname,
150 AttributeDescription *ad = NULL;
155 rc = slap_bv2ad( atname, &ad, &text );
157 if( rc != LDAP_SUCCESS ) return rc;
159 db = ldbm_cache_open( be, dbname, LDBM_SUFFIX, LDBM_WRCREAT );
163 LDAP_LOG(( "index", LDAP_LEVEL_ERR,
164 "index_read: Could not open db %s%s\n",
165 dbname, LDBM_SUFFIX ));
167 Debug( LDAP_DEBUG_ANY,
168 "<= index_read NULL (could not open %s%s)\n",
169 dbname, LDBM_SUFFIX, 0 );
175 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
176 key_change( be, db, atname, 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 atname, vals, &keys );
187 if( rc == LDAP_SUCCESS && keys != NULL ) {
188 for( i=0; keys[i].bv_val != NULL; i++ ) {
189 key_change( be, db, &keys[i], id, op );
191 ber_bvarray_free( 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 atname, vals, &keys );
203 if( rc == LDAP_SUCCESS && keys != NULL ) {
204 for( i=0; keys[i].bv_val != NULL; i++ ) {
205 key_change( be, db, &keys[i], id, op );
207 ber_bvarray_free( 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 atname, vals, &keys );
219 if( rc == LDAP_SUCCESS && keys != NULL ) {
220 for( i=0; keys[i].bv_val != NULL; i++ ) {
221 key_change( be, db, &keys[i], id, op );
223 ber_bvarray_free( keys );
227 ldbm_cache_close( be, db );
231 static int index_at_values(
239 slap_mask_t mask = 0;
241 if( type->sat_sup ) {
243 (void) index_at_values( be,
248 /* If this type has no AD, we've never used it before */
250 attr_mask( be->be_private, type->sat_ad, &mask );
254 indexer( be, type->sat_cname.bv_val,
261 AttributeDescription *desc;
265 desc = ad_find_lang(type, lang);
267 attr_mask( be->be_private, desc, &mask );
271 indexer( be, desc->ad_cname.bv_val, &desc->ad_cname,
282 AttributeDescription *desc,
287 (void) index_at_values( be,
288 desc->ad_type, &desc->ad_lang,
302 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
303 "index_entry: %s (%s)%ld\n",
304 op == SLAP_INDEX_ADD_OP ? "add" : "del",
307 Debug( LDAP_DEBUG_TRACE, "=> index_entry_%s( %ld, \"%s\" )\n",
308 op == SLAP_INDEX_ADD_OP ? "add" : "del",
312 /* add each attribute to the indexes */
313 for ( ; ap != NULL; ap = ap->a_next ) {
314 index_values( be, ap->a_desc, ap->a_vals, e->e_id, op );
318 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
319 "index_entry: success\n" ));
321 Debug( LDAP_DEBUG_TRACE, "<= index_entry_%s( %ld, \"%s\" ) success\n",
322 op == SLAP_INDEX_ADD_OP ? "add" : "del",