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 & SLAP_INDEX_AUTO_SUBTYPES ) {
58 *atname = desc->ad_type->sat_cname;
59 *dbname = at->sat_cname.bv_val;
63 if( mask && ( mask ^ SLAP_INDEX_NOSUBTYPES ) ) {
64 *atname = at->sat_cname;
65 *dbname = at->sat_cname.bv_val;
75 AttributeDescription *desc )
82 mask = index_mask( be, desc, &dbname, &prefix );
85 return LDAP_INAPPROPRIATE_MATCHING;
93 AttributeDescription *desc,
97 struct berval *prefixp )
102 mask = index_mask( be, desc, &dbname, prefixp );
105 return LDAP_INAPPROPRIATE_MATCHING;
109 case LDAP_FILTER_PRESENT:
110 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
115 case LDAP_FILTER_APPROX:
116 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) ) {
121 case LDAP_FILTER_EQUALITY:
122 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) ) {
127 case LDAP_FILTER_SUBSTRINGS:
128 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) ) {
137 return LDAP_INAPPROPRIATE_MATCHING;
148 struct berval *atname,
157 AttributeDescription *ad = NULL;
162 rc = slap_bv2ad( atname, &ad, &text );
164 if( rc != LDAP_SUCCESS ) return rc;
166 db = ldbm_cache_open( be, dbname, LDBM_SUFFIX, LDBM_WRCREAT );
170 LDAP_LOG(( "index", LDAP_LEVEL_ERR,
171 "index_read: Could not open db %s%s\n",
172 dbname, LDBM_SUFFIX ));
174 Debug( LDAP_DEBUG_ANY,
175 "<= index_read NULL (could not open %s%s)\n",
176 dbname, LDBM_SUFFIX, 0 );
182 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
183 key_change( be, db, atname, id, op );
186 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) ) {
187 rc = ad->ad_type->sat_equality->smr_indexer(
188 LDAP_FILTER_EQUALITY,
190 ad->ad_type->sat_syntax,
191 ad->ad_type->sat_equality,
192 atname, vals, &keys );
194 if( rc == LDAP_SUCCESS && keys != NULL ) {
195 for( i=0; keys[i].bv_val != NULL; i++ ) {
196 key_change( be, db, &keys[i], id, op );
198 ber_bvarray_free( keys );
202 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) ) {
203 rc = ad->ad_type->sat_approx->smr_indexer(
206 ad->ad_type->sat_syntax,
207 ad->ad_type->sat_approx,
208 atname, vals, &keys );
210 if( rc == LDAP_SUCCESS && keys != NULL ) {
211 for( i=0; keys[i].bv_val != NULL; i++ ) {
212 key_change( be, db, &keys[i], id, op );
214 ber_bvarray_free( keys );
218 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) ) {
219 rc = ad->ad_type->sat_substr->smr_indexer(
220 LDAP_FILTER_SUBSTRINGS,
222 ad->ad_type->sat_syntax,
223 ad->ad_type->sat_substr,
224 atname, vals, &keys );
226 if( rc == LDAP_SUCCESS && keys != NULL ) {
227 for( i=0; keys[i].bv_val != NULL; i++ ) {
228 key_change( be, db, &keys[i], id, op );
230 ber_bvarray_free( keys );
234 ldbm_cache_close( be, db );
238 static int index_at_values(
248 slap_mask_t mask = 0;
249 slap_mask_t tmpmask = 0;
251 if( type->sat_sup ) {
253 (void) index_at_values( be,
259 /* If this type has no AD, we've never used it before */
261 attr_mask( be->be_private, type->sat_ad, &mask );
265 *dbnamep = type->sat_cname.bv_val;
266 } else if ( tmpmask & SLAP_INDEX_AUTO_SUBTYPES ) {
272 indexer( be, *dbnamep,
281 AttributeDescription *desc;
286 desc = ad_find_lang(type, lang);
288 attr_mask( be->be_private, desc, &tmpmask );
292 dbname = desc->ad_cname.bv_val;
293 lname = desc->ad_cname;
297 if( dbname != NULL ) {
298 indexer( be, dbname, &lname,
302 ch_free( lname.bv_val );
312 AttributeDescription *desc,
320 (void) index_at_values( be,
321 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 index_values( be, ap->a_desc, ap->a_vals, e->e_id, op );
352 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
353 "index_entry: success\n" ));
355 Debug( LDAP_DEBUG_TRACE, "<= index_entry_%s( %ld, \"%s\" ) success\n",
356 op == SLAP_INDEX_ADD_OP ? "add" : "del",