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 = desc->ad_type->sat_cname;
59 *dbname = at->sat_cname.bv_val;
69 AttributeDescription *desc )
76 mask = index_mask( be, desc, &dbname, &prefix );
79 return LDAP_INAPPROPRIATE_MATCHING;
87 AttributeDescription *desc,
91 struct berval *prefixp )
96 mask = index_mask( be, desc, &dbname, prefixp );
99 return LDAP_INAPPROPRIATE_MATCHING;
103 case LDAP_FILTER_PRESENT:
104 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
109 case LDAP_FILTER_APPROX:
110 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) ) {
115 case LDAP_FILTER_EQUALITY:
116 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) ) {
121 case LDAP_FILTER_SUBSTRINGS:
122 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) ) {
131 return LDAP_INAPPROPRIATE_MATCHING;
142 struct berval *atname,
151 AttributeDescription *ad = NULL;
156 rc = slap_bv2ad( atname, &ad, &text );
158 if( rc != LDAP_SUCCESS ) return rc;
160 db = ldbm_cache_open( be, dbname, LDBM_SUFFIX, LDBM_WRCREAT );
164 LDAP_LOG(( "index", LDAP_LEVEL_ERR,
165 "index_read: Could not open db %s%s\n",
166 dbname, LDBM_SUFFIX ));
168 Debug( LDAP_DEBUG_ANY,
169 "<= index_read NULL (could not open %s%s)\n",
170 dbname, LDBM_SUFFIX, 0 );
176 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
177 key_change( be, db, atname, id, op );
180 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) ) {
181 rc = ad->ad_type->sat_equality->smr_indexer(
182 LDAP_FILTER_EQUALITY,
184 ad->ad_type->sat_syntax,
185 ad->ad_type->sat_equality,
186 atname, vals, &keys );
188 if( rc == LDAP_SUCCESS && keys != NULL ) {
189 for( i=0; keys[i].bv_val != NULL; i++ ) {
190 key_change( be, db, &keys[i], id, op );
192 ber_bvarray_free( keys );
196 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) ) {
197 rc = ad->ad_type->sat_approx->smr_indexer(
200 ad->ad_type->sat_syntax,
201 ad->ad_type->sat_approx,
202 atname, vals, &keys );
204 if( rc == LDAP_SUCCESS && keys != NULL ) {
205 for( i=0; keys[i].bv_val != NULL; i++ ) {
206 key_change( be, db, &keys[i], id, op );
208 ber_bvarray_free( keys );
212 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) ) {
213 rc = ad->ad_type->sat_substr->smr_indexer(
214 LDAP_FILTER_SUBSTRINGS,
216 ad->ad_type->sat_syntax,
217 ad->ad_type->sat_substr,
218 atname, vals, &keys );
220 if( rc == LDAP_SUCCESS && keys != NULL ) {
221 for( i=0; keys[i].bv_val != NULL; i++ ) {
222 key_change( be, db, &keys[i], id, op );
224 ber_bvarray_free( keys );
228 ldbm_cache_close( be, db );
232 static int index_at_values(
242 slap_mask_t mask = 0;
243 slap_mask_t tmpmask = 0;
245 if( type->sat_sup ) {
247 (void) index_at_values( be,
253 /* If this type has no AD, we've never used it before */
255 attr_mask( be->be_private, type->sat_ad, &mask );
259 *dbnamep = type->sat_cname.bv_val;
260 } else if ( tmpmask ^ SLAP_INDEX_NOSUBTYPES ) {
265 indexer( be, *dbnamep,
275 AttributeDescription *desc;
280 desc = ad_find_lang(type, lang);
282 attr_mask( be->be_private, desc, &tmpmask );
286 dbname = desc->ad_cname.bv_val;
287 lname = desc->ad_cname;
291 if( dbname != NULL ) {
292 indexer( be, dbname, &lname,
296 ch_free( lname.bv_val );
306 AttributeDescription *desc,
314 (void) index_at_values( be,
315 desc->ad_type, &desc->ad_lang,
330 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
331 "index_entry: %s (%s)%ld\n",
332 op == SLAP_INDEX_ADD_OP ? "add" : "del",
335 Debug( LDAP_DEBUG_TRACE, "=> index_entry_%s( %ld, \"%s\" )\n",
336 op == SLAP_INDEX_ADD_OP ? "add" : "del",
340 /* add each attribute to the indexes */
341 for ( ; ap != NULL; ap = ap->a_next ) {
342 index_values( be, ap->a_desc, ap->a_vals, e->e_id, op );
346 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
347 "index_entry: success\n" ));
349 Debug( LDAP_DEBUG_TRACE, "<= index_entry_%s( %ld, \"%s\" ) success\n",
350 op == SLAP_INDEX_ADD_OP ? "add" : "del",