1 /* filterentry.c - apply a filter to an entry */
4 * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
12 #include <ac/socket.h>
13 #include <ac/string.h>
18 static int test_filter_and( Backend *be,
19 Connection *conn, Operation *op,
20 Entry *e, Filter *flist );
21 static int test_filter_or( Backend *be,
22 Connection *conn, Operation *op,
23 Entry *e, Filter *flist );
24 static int test_substrings_filter( Backend *be,
25 Connection *conn, Operation *op,
27 static int test_ava_filter( Backend *be,
28 Connection *conn, Operation *op,
29 Entry *e, AttributeAssertion *ava, int type );
30 static int test_mra_filter( Backend *be,
31 Connection *conn, Operation *op,
32 Entry *e, MatchingRuleAssertion *mra );
33 static int test_presence_filter( Backend *be,
34 Connection *conn, Operation *op,
35 Entry *e, AttributeDescription *desc );
39 * test_filter - test a filter against a single entry.
41 * LDAP_COMPARE_TRUE filter matched
42 * LDAP_COMPARE_FALSE filter did not match
43 * SLAPD_COMPARE_UNDEFINED filter is undefined
44 * or an ldap result code indicating error
59 LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
60 "test_filter: begin\n" ));
62 Debug( LDAP_DEBUG_FILTER, "=> test_filter\n", 0, 0, 0 );
66 switch ( f->f_choice ) {
67 case SLAPD_FILTER_COMPUTED:
69 LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
70 "test_filter: COMPUTED %s (%d)\n",
71 f->f_result == LDAP_COMPARE_FALSE ? "false" :
72 f->f_result == LDAP_COMPARE_TRUE ? "true" :
73 f->f_result == SLAPD_COMPARE_UNDEFINED ? "undefined" :
77 Debug( LDAP_DEBUG_FILTER, " COMPUTED %s (%d)\n",
78 f->f_result == LDAP_COMPARE_FALSE ? "false" :
79 f->f_result == LDAP_COMPARE_TRUE ? "true" :
80 f->f_result == SLAPD_COMPARE_UNDEFINED ? "undefined" : "error",
87 case LDAP_FILTER_EQUALITY:
89 LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
90 "test_filter: EQUALITY\n" ));
92 Debug( LDAP_DEBUG_FILTER, " EQUALITY\n", 0, 0, 0 );
95 rc = test_ava_filter( be, conn, op, e, f->f_ava,
96 LDAP_FILTER_EQUALITY );
99 case LDAP_FILTER_SUBSTRINGS:
101 LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
102 "test_filter SUBSTRINGS\n" ));
104 Debug( LDAP_DEBUG_FILTER, " SUBSTRINGS\n", 0, 0, 0 );
107 rc = test_substrings_filter( be, conn, op, e, f );
111 rc = test_ava_filter( be, conn, op, e, f->f_ava,
116 rc = test_ava_filter( be, conn, op, e, f->f_ava,
120 case LDAP_FILTER_PRESENT:
122 LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
123 "test_filter: PRESENT\n" ));
125 Debug( LDAP_DEBUG_FILTER, " PRESENT\n", 0, 0, 0 );
128 rc = test_presence_filter( be, conn, op, e, f->f_desc );
131 case LDAP_FILTER_APPROX:
133 LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
134 "test_filter: APPROX\n" ));
136 Debug( LDAP_DEBUG_FILTER, " APPROX\n", 0, 0, 0 );
138 rc = test_ava_filter( be, conn, op, e, f->f_ava,
139 LDAP_FILTER_APPROX );
142 case LDAP_FILTER_AND:
144 LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
145 "test_filter: AND\n" ));
147 Debug( LDAP_DEBUG_FILTER, " AND\n", 0, 0, 0 );
150 rc = test_filter_and( be, conn, op, e, f->f_and );
155 LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
156 "test_filter: OR\n" ));
158 Debug( LDAP_DEBUG_FILTER, " OR\n", 0, 0, 0 );
161 rc = test_filter_or( be, conn, op, e, f->f_or );
164 case LDAP_FILTER_NOT:
166 LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
167 "test_filter: NOT\n" ));
169 Debug( LDAP_DEBUG_FILTER, " NOT\n", 0, 0, 0 );
172 rc = test_filter( be, conn, op, e, f->f_not );
174 /* Flip true to false and false to true
175 * but leave Undefined alone.
178 case LDAP_COMPARE_TRUE:
179 rc = LDAP_COMPARE_FALSE;
181 case LDAP_COMPARE_FALSE:
182 rc = LDAP_COMPARE_TRUE;
187 case LDAP_FILTER_EXT:
189 LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
190 "test_filter: EXT\n" ));
192 Debug( LDAP_DEBUG_FILTER, " EXT\n", 0, 0, 0 );
195 rc = test_mra_filter( be, conn, op, e, f->f_mra );
200 LDAP_LOG(( "filter", LDAP_LEVEL_INFO,
201 "test_filter: unknown filter type %lu\n",
204 Debug( LDAP_DEBUG_ANY, " unknown filter type %lu\n",
208 rc = LDAP_PROTOCOL_ERROR;
212 LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
213 "test_filter: return=%d\n", rc ));
215 Debug( LDAP_DEBUG_FILTER, "<= test_filter %d\n", rc, 0, 0 );
221 static int test_mra_filter(
226 MatchingRuleAssertion *mra )
230 if( !access_allowed( be, conn, op, e,
231 mra->ma_desc, &mra->ma_value, ACL_SEARCH, NULL ) )
233 return LDAP_INSUFFICIENT_ACCESS;
236 for(a = attrs_find( e->e_attrs, mra->ma_desc );
238 a = attrs_find( a->a_next, mra->ma_desc ) )
241 for ( bv = a->a_vals; bv->bv_val != NULL; bv++ ) {
246 rc = value_match( &ret, a->a_desc, mra->ma_rule,
247 SLAP_MR_ASSERTION_SYNTAX_MATCH,
251 if( rc != LDAP_SUCCESS ) {
256 return LDAP_COMPARE_TRUE;
261 return LDAP_COMPARE_FALSE;
270 AttributeAssertion *ava,
276 if ( !access_allowed( be, conn, op, e,
277 ava->aa_desc, &ava->aa_value, ACL_SEARCH, NULL ) )
279 return LDAP_INSUFFICIENT_ACCESS;
282 for(a = attrs_find( e->e_attrs, ava->aa_desc );
284 a = attrs_find( a->a_next, ava->aa_desc ) )
290 case LDAP_FILTER_APPROX:
291 mr = a->a_desc->ad_type->sat_approx;
292 if( mr != NULL ) break;
294 /* use EQUALITY matching rule if no APPROX rule */
296 case LDAP_FILTER_EQUALITY:
297 mr = a->a_desc->ad_type->sat_equality;
302 mr = a->a_desc->ad_type->sat_ordering;
313 for ( bv = a->a_vals; bv->bv_val != NULL; bv++ ) {
318 rc = value_match( &ret, a->a_desc, mr,
319 SLAP_MR_ASSERTION_SYNTAX_MATCH,
320 bv, &ava->aa_value, &text );
322 if( rc != LDAP_SUCCESS ) {
327 case LDAP_FILTER_EQUALITY:
328 case LDAP_FILTER_APPROX:
330 return LDAP_COMPARE_TRUE;
336 return LDAP_COMPARE_TRUE;
342 return LDAP_COMPARE_TRUE;
349 return( LDAP_COMPARE_FALSE );
354 test_presence_filter(
359 AttributeDescription *desc
362 if ( !access_allowed( be, conn, op, e, desc, NULL, ACL_SEARCH, NULL ) )
364 return LDAP_INSUFFICIENT_ACCESS;
367 return attrs_find( e->e_attrs, desc ) != NULL
368 ? LDAP_COMPARE_TRUE : LDAP_COMPARE_FALSE;
382 int rtn = LDAP_COMPARE_TRUE; /* True if empty */
385 LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
386 "test_filter_and: begin\n" ));
388 Debug( LDAP_DEBUG_FILTER, "=> test_filter_and\n", 0, 0, 0 );
392 for ( f = flist; f != NULL; f = f->f_next ) {
393 int rc = test_filter( be, conn, op, e, f );
395 if ( rc == LDAP_COMPARE_FALSE ) {
396 /* filter is False */
401 if ( rc != LDAP_COMPARE_TRUE ) {
402 /* filter is Undefined unless later elements are False */
408 LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
409 "test_filter_and: rc=%d\n", rtn ));
411 Debug( LDAP_DEBUG_FILTER, "<= test_filter_and %d\n", rtn, 0, 0 );
427 int rtn = LDAP_COMPARE_FALSE; /* False if empty */
430 LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
431 "test_filter_or: begin\n" ));
433 Debug( LDAP_DEBUG_FILTER, "=> test_filter_or\n", 0, 0, 0 );
437 for ( f = flist; f != NULL; f = f->f_next ) {
438 int rc = test_filter( be, conn, op, e, f );
440 if ( rc == LDAP_COMPARE_TRUE ) {
446 if ( rc != LDAP_COMPARE_FALSE ) {
447 /* filter is Undefined unless later elements are True */
453 LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
454 "test_filter_or: result=%d\n", rtn ));
456 Debug( LDAP_DEBUG_FILTER, "<= test_filter_or %d\n", rtn, 0, 0 );
464 test_substrings_filter(
475 LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
476 "test_substrings_filter: begin\n" ));
478 Debug( LDAP_DEBUG_FILTER, "begin test_substrings_filter\n", 0, 0, 0 );
482 if ( !access_allowed( be, conn, op, e,
483 f->f_sub_desc, NULL, ACL_SEARCH, NULL ) )
485 return LDAP_INSUFFICIENT_ACCESS;
488 for(a = attrs_find( e->e_attrs, f->f_sub_desc );
490 a = attrs_find( a->a_next, f->f_sub_desc ) )
492 MatchingRule *mr = a->a_desc->ad_type->sat_substr;
499 for ( bv = a->a_vals; bv->bv_val != NULL; bv++ ) {
504 rc = value_match( &ret, a->a_desc, mr,
505 SLAP_MR_ASSERTION_SYNTAX_MATCH,
506 bv, f->f_sub, &text );
508 if( rc != LDAP_SUCCESS ) {
513 return LDAP_COMPARE_TRUE;
519 LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
520 "test_substrings_filter: return FALSE\n" ));
522 Debug( LDAP_DEBUG_FILTER, "end test_substrings_filter 1\n", 0, 0, 0 );
525 return LDAP_COMPARE_FALSE;