1 /* mr.c - routines to manage matching rule definitions */
4 * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
13 #include <ac/string.h>
14 #include <ac/socket.h>
20 struct berval mir_name;
24 static Avlnode *mr_index = NULL;
25 static MatchingRule *mr_list = NULL;
26 static MatchingRuleUse *mru_list = NULL;
34 const struct mindexrec *mir1 = v_mir1;
35 const struct mindexrec *mir2 = v_mir2;
36 int i = mir1->mir_name.bv_len - mir2->mir_name.bv_len;
38 return (strcmp( mir1->mir_name.bv_val, mir2->mir_name.bv_val ));
47 const struct berval *name = v_name;
48 const struct mindexrec *mir = v_mir;
49 int i = name->bv_len - mir->mir_name.bv_len;
51 return (strncmp( name->bv_val, mir->mir_name.bv_val, name->bv_len ));
55 mr_find( const char *mrname )
59 bv.bv_val = (char *)mrname;
60 bv.bv_len = strlen( mrname );
61 return mr_bvfind( &bv );
65 mr_bvfind( struct berval *mrname )
67 struct mindexrec *mir = NULL;
69 if ( (mir = avl_find( mr_index, mrname, mr_index_name_cmp )) != NULL ) {
70 return( mir->mir_mr );
80 avl_free(mr_index, ldap_memfree);
81 for (m=mr_list; m; m=n) {
83 ch_free( m->smr_str.bv_val );
84 ldap_matchingrule_free((LDAPMatchingRule *)m);
95 struct mindexrec *mir;
99 while ( *mrp != NULL ) {
100 mrp = &(*mrp)->smr_next;
104 if ( smr->smr_oid ) {
105 mir = (struct mindexrec *)
106 ch_calloc( 1, sizeof(struct mindexrec) );
107 mir->mir_name.bv_val = smr->smr_oid;
108 mir->mir_name.bv_len = strlen( smr->smr_oid );
110 if ( avl_insert( &mr_index, (caddr_t) mir,
111 mr_index_cmp, avl_dup_error ) ) {
114 return SLAP_SCHERR_MR_DUP;
116 /* FIX: temporal consistency check */
117 mr_bvfind(&mir->mir_name);
119 if ( (names = smr->smr_names) ) {
121 mir = (struct mindexrec *)
122 ch_calloc( 1, sizeof(struct mindexrec) );
123 mir->mir_name.bv_val = *names;
124 mir->mir_name.bv_len = strlen( *names );
126 if ( avl_insert( &mr_index, (caddr_t) mir,
127 mr_index_cmp, avl_dup_error ) ) {
130 return SLAP_SCHERR_MR_DUP;
132 /* FIX: temporal consistency check */
133 mr_bvfind(&mir->mir_name);
142 LDAPMatchingRule *mr,
143 slap_mrule_defs_rec *def,
150 Syntax **compat_syn = NULL;
153 if( def->mrd_compat_syntaxes ) {
155 for( i=0; def->mrd_compat_syntaxes[i]; i++ ) {
159 compat_syn = ch_malloc( sizeof(Syntax *) * (i+1) );
161 for( i=0; def->mrd_compat_syntaxes[i]; i++ ) {
162 compat_syn[i] = syn_find( def->mrd_compat_syntaxes[i] );
163 if( compat_syn[i] == NULL ) {
164 return SLAP_SCHERR_SYN_NOT_FOUND;
168 compat_syn[i] = NULL;
171 smr = (MatchingRule *) ch_calloc( 1, sizeof(MatchingRule) );
172 AC_MEMCPY( &smr->smr_mrule, mr, sizeof(LDAPMatchingRule));
175 * note: smr_bvoid uses the same memory of smr_mrule.mr_oid;
176 * smr_oidlen is #defined as smr_bvoid.bv_len
178 smr->smr_bvoid.bv_val = smr->smr_mrule.mr_oid;
179 smr->smr_oidlen = strlen( mr->mr_oid );
180 smr->smr_usage = def->mrd_usage;
181 smr->smr_compat_syntaxes = compat_syn;
182 smr->smr_convert = def->mrd_convert;
183 smr->smr_normalize = def->mrd_normalize;
184 smr->smr_match = def->mrd_match;
185 smr->smr_indexer = def->mrd_indexer;
186 smr->smr_filter = def->mrd_filter;
187 smr->smr_associated = amr;
189 if ( smr->smr_syntax_oid ) {
190 if ( (syn = syn_find(smr->smr_syntax_oid)) ) {
191 smr->smr_syntax = syn;
193 *err = smr->smr_syntax_oid;
194 return SLAP_SCHERR_SYN_NOT_FOUND;
198 return SLAP_SCHERR_MR_INCOMPLETE;
200 code = mr_insert(smr,err);
205 register_matching_rule(
206 slap_mrule_defs_rec *def )
208 LDAPMatchingRule *mr;
209 MatchingRule *amr = NULL;
213 if( def->mrd_usage == SLAP_MR_NONE &&
214 def->mrd_compat_syntaxes == NULL )
217 LDAP_LOG( OPERATION, ERR,
218 "register_matching_rule: %s not usable\n", def->mrd_desc, 0, 0 );
220 Debug( LDAP_DEBUG_ANY, "register_matching_rule: not usable %s\n",
221 def->mrd_desc, 0, 0 );
227 if( def->mrd_associated != NULL ) {
228 amr = mr_find( def->mrd_associated );
235 LDAP_LOG( OPERATION, ERR,
236 "register_matching_rule: could not locate associated "
237 "matching rule %s for %s\n",
238 def->mrd_associated, def->mrd_desc, 0 );
240 Debug( LDAP_DEBUG_ANY, "register_matching_rule: could not locate "
241 "associated matching rule %s for %s\n",
242 def->mrd_associated, def->mrd_desc, 0 );
250 mr = ldap_str2matchingrule( def->mrd_desc, &code, &err,
251 LDAP_SCHEMA_ALLOW_ALL );
254 LDAP_LOG( OPERATION, ERR,
255 "register_matching_rule: %s before %s in %s.\n",
256 ldap_scherr2str(code), err, def->mrd_desc );
258 Debug( LDAP_DEBUG_ANY,
259 "Error in register_matching_rule: %s before %s in %s\n",
260 ldap_scherr2str(code), err, def->mrd_desc );
266 code = mr_add( mr, def, amr, &err );
272 LDAP_LOG( OPERATION, ERR,
273 "register_matching_rule: %s for %s in %s.\n",
274 scherr2str(code), err, def->mrd_desc );
276 Debug( LDAP_DEBUG_ANY,
277 "Error in register_matching_rule: %s for %s in %s\n",
278 scherr2str(code), err, def->mrd_desc );
290 MatchingRuleUse *m, *n;
292 for (m=mru_list; m; m=n) {
294 if ( m->smru_str.bv_val ) {
295 ch_free( m->smru_str.bv_val );
297 /* memory borrowed from m->smru_mr */
299 m->smru_names = NULL;
302 /* free what's left (basically
303 * smru_mruleuse.mru_applies_oids) */
304 ldap_matchingruleuse_free((LDAPMatchingRuleUse *)m);
309 matching_rule_use_init( void )
312 MatchingRuleUse **mru_ptr = &mru_list;
315 LDAP_LOG( OPERATION, INFO, "matching_rule_use_init\n", 0, 0, 0 );
317 Debug( LDAP_DEBUG_TRACE, "matching_rule_use_init\n", 0, 0, 0 );
320 for ( mr = mr_list; mr; mr = mr->smr_next ) {
322 MatchingRuleUse _mru, *mru = &_mru;
324 char **applies_oids = NULL;
328 /* hide rules marked as HIDE */
329 if ( mr->smr_usage & SLAP_MR_HIDE ) {
333 /* hide rules not marked as designed for extensibility */
334 /* MR_EXT means can be used any attribute type whose
335 * syntax is same as the assertion syntax.
336 * Another mechanism is needed where rule can be used
337 * with attribute of other syntaxes.
338 * Framework doesn't support this (yet).
341 if (!( ( mr->smr_usage & SLAP_MR_EXT )
342 || mr->smr_compat_syntaxes ) )
347 memset( mru, 0, sizeof( MatchingRuleUse ) );
350 * Note: we're using the same values of the corresponding
351 * MatchingRule structure; maybe we'd copy them ...
354 mru->smru_obsolete = mr->smr_obsolete;
355 mru->smru_applies_oids = NULL;
356 mru->smru_next = NULL;
357 mru->smru_oid = mr->smr_oid;
358 mru->smru_names = mr->smr_names;
359 mru->smru_desc = mr->smr_desc;
362 LDAP_LOG( OPERATION, INFO, " %s (%s): ",
364 mru->smru_names ? mru->smru_names[ 0 ] : "", 0 );
366 Debug( LDAP_DEBUG_TRACE, " %s (%s): ",
368 mru->smru_names ? mru->smru_names[ 0 ] : "", 0 );
372 for ( at_start( &at ); at; at_next( &at ) ) {
373 if( at->sat_flags & SLAP_AT_HIDE ) continue;
375 if( mr_usable_with_at( mr, at )) {
376 ldap_charray_add( &applies_oids, at->sat_cname.bv_val );
381 * Note: the matchingRules that are not used
382 * by any attributeType are not listed as
385 if ( applies_oids != NULL ) {
386 mru->smru_applies_oids = applies_oids;
389 char *str = ldap_matchingruleuse2str( &mru->smru_mruleuse );
390 LDAP_LOG( OPERATION, INFO, "matchingRuleUse: %s\n", str, 0, 0 );
395 char *str = ldap_matchingruleuse2str( &mru->smru_mruleuse );
396 Debug( LDAP_DEBUG_TRACE, "matchingRuleUse: %s\n", str, 0, 0 );
401 mru = (MatchingRuleUse *)ber_memalloc( sizeof( MatchingRuleUse ) );
402 /* call-forward from MatchingRule to MatchingRuleUse */
404 /* copy static data to newly allocated struct */
406 /* append the struct pointer to the end of the list */
408 /* update the list head pointer */
409 mru_ptr = &mru->smru_next;
416 int mr_usable_with_at(
420 if( mr->smr_usage & SLAP_MR_EXT && (
421 mr->smr_syntax == at->sat_syntax ||
422 mr == at->sat_equality || mr == at->sat_approx ) )
427 if ( mr->smr_compat_syntaxes ) {
429 for( i=0; mr->smr_compat_syntaxes[i]; i++ ) {
430 if( at->sat_syntax == mr->smr_compat_syntaxes[i] ) {
438 int mr_schema_info( Entry *e )
442 AttributeDescription *ad_matchingRules = slap_schema.si_ad_matchingRules;
444 for ( mr = mr_list; mr; mr = mr->smr_next ) {
445 if ( mr->smr_usage & SLAP_MR_HIDE ) {
446 /* skip hidden rules */
450 if ( ! mr->smr_match ) {
451 /* skip rules without matching functions */
455 if ( mr->smr_str.bv_val == NULL ) {
456 if ( ldap_matchingrule2bv( &mr->smr_mrule, &mr->smr_str ) == NULL ) {
461 Debug( LDAP_DEBUG_TRACE, "Merging mr [%lu] %s\n",
462 mr->smr_str.bv_len, mr->smr_str.bv_val, 0 );
464 if( attr_merge_one( e, ad_matchingRules, &mr->smr_str ) )
470 int mru_schema_info( Entry *e )
472 MatchingRuleUse *mru;
474 AttributeDescription *ad_matchingRuleUse
475 = slap_schema.si_ad_matchingRuleUse;
477 for ( mru = mru_list; mru; mru = mru->smru_next ) {
479 assert( !( mru->smru_usage & SLAP_MR_HIDE ) );
481 if ( mru->smru_str.bv_val == NULL ) {
482 if ( ldap_matchingruleuse2bv( &mru->smru_mruleuse, &mru->smru_str )
489 Debug( LDAP_DEBUG_TRACE, "Merging mru [%lu] %s\n",
490 mru->smru_str.bv_len, mru->smru_str.bv_val, 0 );
492 if( attr_merge_one( e, ad_matchingRuleUse, &mru->smru_str ) )