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>
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_AUTO_LANG ) {
43 *atname = desc->ad_cname;
44 *dbname = desc->ad_type->sat_cname.bv_val;
47 if( mask & SLAP_INDEX_LANG ) {
48 *atname = desc->ad_type->sat_cname;
49 *dbname = desc->ad_type->sat_cname.bv_val;
54 /* see if supertype defined mask for its subtypes */
55 for( at = desc->ad_type; at != NULL ; at = at->sat_sup ) {
56 /* If no AD, we've never indexed this type */
60 attr_mask( be->be_private, at->sat_ad, &mask );
62 if( mask & SLAP_INDEX_AUTO_SUBTYPES ) {
63 *atname = desc->ad_type->sat_cname;
64 *dbname = at->sat_cname.bv_val;
67 if( mask & SLAP_INDEX_SUBTYPES ) {
68 *atname = at->sat_cname;
69 *dbname = at->sat_cname.bv_val;
81 AttributeDescription *desc,
85 struct berval *prefixp )
90 mask = index_mask( be, desc, &dbname, prefixp );
93 return LDAP_INAPPROPRIATE_MATCHING;
97 case LDAP_FILTER_PRESENT:
98 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
103 case LDAP_FILTER_APPROX:
104 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) ) {
109 case LDAP_FILTER_EQUALITY:
110 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) ) {
115 case LDAP_FILTER_SUBSTRINGS:
116 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) ) {
125 return LDAP_INAPPROPRIATE_MATCHING;
136 struct berval *atname,
137 struct berval **vals,
145 AttributeDescription *ad = NULL;
146 struct berval **keys;
150 rc = slap_bv2ad( atname, &ad, &text );
152 if( rc != LDAP_SUCCESS ) return rc;
154 db = ldbm_cache_open( be, dbname, LDBM_SUFFIX, LDBM_WRCREAT );
158 LDAP_LOG(( "index", LDAP_LEVEL_ERR,
159 "index_read: Could not open db %s%s\n",
160 dbname, LDBM_SUFFIX ));
162 Debug( LDAP_DEBUG_ANY,
163 "<= index_read NULL (could not open %s%s)\n",
164 dbname, LDBM_SUFFIX, 0 );
170 if( IS_SLAP_INDEX( mask, SLAP_INDEX_PRESENT ) ) {
171 key_change( be, db, atname, id, op );
174 if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) ) {
175 rc = ad->ad_type->sat_equality->smr_indexer(
176 LDAP_FILTER_EQUALITY,
178 ad->ad_type->sat_syntax,
179 ad->ad_type->sat_equality,
180 atname, vals, &keys );
182 if( rc == LDAP_SUCCESS && keys != NULL ) {
183 for( i=0; keys[i] != NULL; i++ ) {
184 key_change( be, db, keys[i], id, op );
186 ber_bvecfree( keys );
190 if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) ) {
191 rc = ad->ad_type->sat_approx->smr_indexer(
194 ad->ad_type->sat_syntax,
195 ad->ad_type->sat_approx,
196 atname, vals, &keys );
198 if( rc == LDAP_SUCCESS && keys != NULL ) {
199 for( i=0; keys[i] != NULL; i++ ) {
200 key_change( be, db, keys[i], id, op );
202 ber_bvecfree( keys );
206 if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) ) {
207 rc = ad->ad_type->sat_substr->smr_indexer(
208 LDAP_FILTER_SUBSTRINGS,
210 ad->ad_type->sat_syntax,
211 ad->ad_type->sat_substr,
212 atname, vals, &keys );
214 if( rc == LDAP_SUCCESS && keys != NULL ) {
215 for( i=0; keys[i] != NULL; i++ ) {
216 key_change( be, db, keys[i], id, op );
218 ber_bvecfree( keys );
222 ldbm_cache_close( be, db );
226 static int index_at_values(
230 struct berval **vals,
236 slap_mask_t mask = 0;
237 slap_mask_t tmpmask = 0;
239 if( type->sat_sup ) {
241 (void) index_at_values( be,
247 /* If this type has no AD, we've never used it before */
249 attr_mask( be->be_private, type->sat_ad, &mask );
252 *dbnamep = type->sat_cname.bv_val;
253 } else if ( tmpmask & SLAP_INDEX_AUTO_SUBTYPES ) {
258 indexer( be, *dbnamep,
267 AttributeDescription *desc;
272 desc = ad_find_lang(type, lang);
274 attr_mask( be->be_private, desc, &tmpmask );
277 dbname = desc->ad_cname.bv_val;
278 lname = desc->ad_cname;
280 } else if ( mask & SLAP_INDEX_AUTO_LANG ) {
282 lname.bv_len = type->sat_cname.bv_len+lang->bv_len + 1;
283 lname.bv_val = ch_malloc( lname.bv_len + 1 );
285 strcpy(lname.bv_val, type->sat_cname.bv_val);
286 lname.bv_val[type->sat_cname.bv_len] = ';';
287 strcpy(lname.bv_val+type->sat_cname.bv_len+1,
291 if( dbname != NULL ) {
292 indexer( be, dbname, &lname,
296 ch_free( lname.bv_val );
305 AttributeDescription *desc,
306 struct berval **vals,
313 (void) index_at_values( be,
314 desc->ad_type, &desc->ad_lang,
331 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
332 "index_entry: %s (%s)%ld\n",
333 op == SLAP_INDEX_ADD_OP ? "add" : "del",
336 Debug( LDAP_DEBUG_TRACE, "=> index_entry_%s( %ld, \"%s\" )\n",
337 op == SLAP_INDEX_ADD_OP ? "add" : "del",
342 /* add each attribute to the indexes */
343 for ( ; ap != NULL; ap = ap->a_next ) {
344 index_values( be, ap->a_desc, ap->a_vals, e->e_id, op );
348 LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
349 "index_entry: success\n" ));
351 Debug( LDAP_DEBUG_TRACE, "<= index_entry_%s( %ld, \"%s\" ) success\n",
352 op == SLAP_INDEX_ADD_OP ? "add" : "del",