]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/filterentry.c
more fixes related to ITS#3499
[openldap] / servers / slapd / filterentry.c
index b8a7964fc22991c28fdc865544feb076a8e61ddf..dd75b769197af4867c0377121718381f3320e0da 100644 (file)
@@ -1,8 +1,27 @@
 /* filterentry.c - apply a filter to an entry */
 /* $OpenLDAP$ */
-/*
- * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2005 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* Portions Copyright (c) 1995 Regents of the University of Michigan.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that this notice is preserved and that due credit is given
+ * to the University of Michigan at Ann Arbor. The name of the University
+ * may not be used to endorse or promote products derived from this
+ * software without specific prior written permission. This software
+ * is provided ``as is'' without express or implied warranty.
  */
 
 #include "portable.h"
@@ -36,8 +55,7 @@ int
 test_filter(
     Operation  *op,
     Entry      *e,
-    Filter     *f
-)
+    Filter     *f )
 {
        int     rc;
 #ifdef NEW_LOGGING
@@ -73,8 +91,7 @@ test_filter(
                Debug( LDAP_DEBUG_FILTER, "    EQUALITY\n", 0, 0, 0 );
 #endif
 
-               rc = test_ava_filter( op, e, f->f_ava,
-                   LDAP_FILTER_EQUALITY );
+               rc = test_ava_filter( op, e, f->f_ava, LDAP_FILTER_EQUALITY );
                break;
 
        case LDAP_FILTER_SUBSTRINGS:
@@ -88,13 +105,11 @@ test_filter(
                break;
 
        case LDAP_FILTER_GE:
-               rc = test_ava_filter( op, e, f->f_ava,
-                   LDAP_FILTER_GE );
+               rc = test_ava_filter( op, e, f->f_ava, LDAP_FILTER_GE );
                break;
 
        case LDAP_FILTER_LE:
-               rc = test_ava_filter( op, e, f->f_ava,
-                   LDAP_FILTER_LE );
+               rc = test_ava_filter( op, e, f->f_ava, LDAP_FILTER_LE );
                break;
 
        case LDAP_FILTER_PRESENT:
@@ -103,7 +118,6 @@ test_filter(
 #else
                Debug( LDAP_DEBUG_FILTER, "    PRESENT\n", 0, 0, 0 );
 #endif
-
                rc = test_presence_filter( op, e, f->f_desc );
                break;
 
@@ -113,8 +127,7 @@ test_filter(
 #else
                Debug( LDAP_DEBUG_FILTER, "    APPROX\n", 0, 0, 0 );
 #endif
-               rc = test_ava_filter( op, e, f->f_ava,
-                   LDAP_FILTER_APPROX );
+               rc = test_ava_filter( op, e, f->f_ava, LDAP_FILTER_APPROX );
                break;
 
        case LDAP_FILTER_AND:
@@ -123,7 +136,6 @@ test_filter(
 #else
                Debug( LDAP_DEBUG_FILTER, "    AND\n", 0, 0, 0 );
 #endif
-
                rc = test_filter_and( op, e, f->f_and );
                break;
 
@@ -133,7 +145,6 @@ test_filter(
 #else
                Debug( LDAP_DEBUG_FILTER, "    OR\n", 0, 0, 0 );
 #endif
-
                rc = test_filter_or( op, e, f->f_or );
                break;
 
@@ -143,7 +154,6 @@ test_filter(
 #else
                Debug( LDAP_DEBUG_FILTER, "    NOT\n", 0, 0, 0 );
 #endif
-
                rc = test_filter( op, e, f->f_not );
 
                /* Flip true to false and false to true
@@ -165,7 +175,6 @@ test_filter(
 #else
                Debug( LDAP_DEBUG_FILTER, "    EXT\n", 0, 0, 0 );
 #endif
-
                rc = test_mra_filter( op, e, f->f_mra );
                break;
 
@@ -177,7 +186,6 @@ test_filter(
                Debug( LDAP_DEBUG_ANY, "    unknown filter type %lu\n",
                    f->f_choice, 0, 0 );
 #endif
-
                rc = LDAP_PROTOCOL_ERROR;
        }
 
@@ -186,7 +194,6 @@ test_filter(
 #else
        Debug( LDAP_DEBUG_FILTER, "<= test_filter %d\n", rc, 0, 0 );
 #endif
-
        return( rc );
 }
 
@@ -196,7 +203,16 @@ static int test_mra_filter(
        MatchingRuleAssertion *mra )
 {
        Attribute       *a;
-       void *memctx = op ? op->o_tmpmemctx : NULL;
+       void            *memctx;
+       BER_MEMFREE_FN  *memfree;
+
+       if ( op == NULL ) {
+               memctx = NULL;
+               memfree = slap_sl_free;
+       } else {
+               memctx = op->o_tmpmemctx;
+               memfree = op->o_tmpfree;
+       }
 
        if ( mra->ma_desc ) {
                /*
@@ -218,12 +234,13 @@ static int test_mra_filter(
                        /* If ma_rule is not the same as the attribute's
                         * normal rule, then we can't use the a_nvals.
                         */
-                       if (mra->ma_rule == a->a_desc->ad_type->sat_equality)
+                       if (mra->ma_rule == a->a_desc->ad_type->sat_equality) {
                                bv = a->a_nvals;
-                       else
+                       } else {
                                bv = a->a_vals;
-                       for ( ; bv->bv_val != NULL; bv++ )
-                       {
+                       }
+
+                       for ( ; bv->bv_val != NULL; bv++ ) {
                                int ret;
                                int rc;
                                const char *text;
@@ -231,17 +248,12 @@ static int test_mra_filter(
                                rc = value_match( &ret, a->a_desc, mra->ma_rule, 0,
                                        bv, &mra->ma_value, &text );
        
-                               if( rc != LDAP_SUCCESS ) {
-                                       return rc;
-                               }
-       
-                               if ( ret == 0 ) {
-                                       return LDAP_COMPARE_TRUE;
-                               }
+                               if( rc != LDAP_SUCCESS ) return rc;
+                               if ( ret == 0 ) return LDAP_COMPARE_TRUE;
                        }
                }
-       } else {
 
+       } else {
                /*
                 * No attribute description: test all
                 */
@@ -259,37 +271,37 @@ static int test_mra_filter(
                        rc = asserted_value_validate_normalize( a->a_desc, mra->ma_rule,
                                SLAP_MR_EXT|SLAP_MR_VALUE_OF_ASSERTION_SYNTAX,
                                &mra->ma_value, &value, &text, memctx );
-                       if ( rc != LDAP_SUCCESS ) {
-                               continue;
-                       }
+                       if ( rc != LDAP_SUCCESS ) continue;
 
                        /* check search access */
                        if ( !access_allowed( op, e,
                                a->a_desc, &value, ACL_SEARCH, NULL ) ) {
+                               memfree( value.bv_val, memctx );
                                continue;
                        }
 
                        /* check match */
-                       if (mra->ma_rule == a->a_desc->ad_type->sat_equality)
+                       if (mra->ma_rule == a->a_desc->ad_type->sat_equality) {
                                bv = a->a_nvals;
-                       else
+                       } else {
                                bv = a->a_vals;
-                       for ( ; bv->bv_val != NULL; bv++ )
-                       {
+                       }
+
+                       for ( ; bv->bv_val != NULL; bv++ ) {
                                int ret;
-                               int rc;
        
                                rc = value_match( &ret, a->a_desc, mra->ma_rule, 0,
                                        bv, &value, &text );
        
-                               if( rc != LDAP_SUCCESS ) {
-                                       return rc;
-                               }
+                               if( rc != LDAP_SUCCESS ) break;
        
                                if ( ret == 0 ) {
-                                       return LDAP_COMPARE_TRUE;
+                                       rc = LDAP_COMPARE_TRUE;
+                                       break;
                                }
                        }
+                       memfree( value.bv_val, memctx );
+                       if ( rc != LDAP_SUCCESS ) return rc;
                }
        }
 
@@ -312,9 +324,9 @@ static int test_mra_filter(
                        for ( iAVA = 0; rdn[ iAVA ]; iAVA++ ) {
                                LDAPAVA         *ava = rdn[ iAVA ];
                                struct berval   *bv = &ava->la_value, value;
-                               AttributeDescription *ad = (AttributeDescription *)ava->la_private;
+                               AttributeDescription *ad =
+                                       (AttributeDescription *)ava->la_private;
                                int ret;
-                               int rc;
                                const char *text;
 
                                assert( ad );
@@ -339,13 +351,13 @@ static int test_mra_filter(
                                                mra->ma_rule,
                                                SLAP_MR_EXT|SLAP_MR_VALUE_OF_ASSERTION_SYNTAX,
                                                &mra->ma_value, &value, &text, memctx );
-                                       if ( rc != LDAP_SUCCESS ) {
-                                               continue;
-                                       }
+                                       if ( rc != LDAP_SUCCESS ) continue;
 
                                        /* check search access */
                                        if ( !access_allowed( op, e,
-                                               ad, &value, ACL_SEARCH, NULL ) ) {
+                                               ad, &value, ACL_SEARCH, NULL ) )
+                                       {
+                                               memfree( value.bv_val, memctx );
                                                continue;
                                        }
                                }
@@ -354,17 +366,19 @@ static int test_mra_filter(
                                rc = value_match( &ret, ad, mra->ma_rule, 0,
                                        bv, &value, &text );
 
-                               if( rc != LDAP_SUCCESS ) {
-                                       ldap_dnfree_x( dn, memctx );
-                                       return rc;
+                               if ( value.bv_val != mra->ma_value.bv_val ) {
+                                       memfree( value.bv_val, memctx );
                                }
 
-                               if ( ret == 0 ) {
+                               if ( rc == LDAP_SUCCESS && ret == 0 ) rc = LDAP_COMPARE_TRUE;
+
+                               if( rc != LDAP_SUCCESS ) {
                                        ldap_dnfree_x( dn, memctx );
-                                       return LDAP_COMPARE_TRUE;
+                                       return rc;
                                }
                        }
                }
+               ldap_dnfree_x( dn, memctx );
        }
 
        return LDAP_COMPARE_FALSE;
@@ -375,8 +389,7 @@ test_ava_filter(
        Operation       *op,
        Entry           *e,
        AttributeAssertion *ava,
-       int             type
-)
+       int             type )
 {
        Attribute       *a;
 
@@ -417,8 +430,7 @@ test_ava_filter(
                        continue;
                }
 
-               for ( bv = a->a_nvals; bv->bv_val != NULL; bv++ )
-               {
+               for ( bv = a->a_nvals; bv->bv_val != NULL; bv++ ) {
                        int ret;
                        int rc;
                        const char *text;
@@ -426,44 +438,37 @@ test_ava_filter(
                        rc = value_match( &ret, a->a_desc, mr, 0,
                                bv, &ava->aa_value, &text );
 
-                       if( rc != LDAP_SUCCESS ) {
-                               return rc;
-                       }
+                       if( rc != LDAP_SUCCESS ) return rc;
 
                        switch ( type ) {
                        case LDAP_FILTER_EQUALITY:
                        case LDAP_FILTER_APPROX:
-                               if ( ret == 0 ) {
-                                       return LDAP_COMPARE_TRUE;
-                               }
+                               if ( ret == 0 ) return LDAP_COMPARE_TRUE;
                                break;
 
                        case LDAP_FILTER_GE:
-                               if ( ret >= 0 ) {
-                                       return LDAP_COMPARE_TRUE;
-                               }
+                               if ( ret >= 0 ) return LDAP_COMPARE_TRUE;
                                break;
 
                        case LDAP_FILTER_LE:
-                               if ( ret <= 0 ) {
-                                       return LDAP_COMPARE_TRUE;
-                               }
+                               if ( ret <= 0 ) return LDAP_COMPARE_TRUE;
                                break;
                        }
                }
        }
 
        if ( ava->aa_desc == slap_schema.si_ad_hasSubordinates 
-                       && op && op->o_bd && op->o_bd->be_has_subordinates ) {
+               && op && op->o_bd && op->o_bd->be_has_subordinates )
+       {
                int             hasSubordinates;
                struct berval   hs;
 
-               /*
-                * No other match should be allowed ...
-                */
-               assert( type == LDAP_FILTER_EQUALITY );
+               /* No other match is supported */
+               if( type != LDAP_FILTER_EQUALITY ) return LDAP_OTHER;
                
-               if (op->o_bd->be_has_subordinates( op, e, &hasSubordinates ) != LDAP_SUCCESS) {
+               if ( op->o_bd->be_has_subordinates( op, e, &hasSubordinates ) !=
+                       LDAP_SUCCESS )
+               {
                        return LDAP_OTHER;
                }
 
@@ -477,10 +482,7 @@ test_ava_filter(
                        return LDAP_OTHER;
                }
 
-               if ( bvmatch( &ava->aa_value, &hs ) ) {
-                       return LDAP_COMPARE_TRUE;
-               }
-
+               if ( bvmatch( &ava->aa_value, &hs ) ) return LDAP_COMPARE_TRUE;
                return LDAP_COMPARE_FALSE;
        }
 
@@ -492,18 +494,15 @@ static int
 test_presence_filter(
        Operation       *op,
        Entry           *e,
-       AttributeDescription *desc
-)
+       AttributeDescription *desc )
 {
        Attribute       *a;
 
-       if ( !access_allowed( op, e, desc, NULL, ACL_SEARCH, NULL ) )
-       {
+       if ( !access_allowed( op, e, desc, NULL, ACL_SEARCH, NULL ) ) {
                return LDAP_INSUFFICIENT_ACCESS;
        }
 
        a = attrs_find( e->e_attrs, desc );
-
        if ( a == NULL && desc == slap_schema.si_ad_hasSubordinates ) {
 
                /*
@@ -527,8 +526,7 @@ static int
 test_filter_and(
        Operation       *op,
        Entry   *e,
-       Filter  *flist
-)
+       Filter  *flist )
 {
        Filter  *f;
        int rtn = LDAP_COMPARE_TRUE; /* True if empty */
@@ -580,7 +578,6 @@ test_filter_or(
        Debug( LDAP_DEBUG_FILTER, "=> test_filter_or\n", 0, 0, 0 );
 #endif
 
-
        for ( f = flist; f != NULL; f = f->f_next ) {
                int rc = test_filter( op, e, f );
 
@@ -601,7 +598,6 @@ test_filter_or(
 #else
        Debug( LDAP_DEBUG_FILTER, "<= test_filter_or %d\n", rtn, 0, 0 );
 #endif
-
        return rtn;
 }
 
@@ -610,8 +606,7 @@ static int
 test_substrings_filter(
        Operation       *op,
        Entry   *e,
-       Filter  *f
-)
+       Filter  *f )
 {
        Attribute       *a;
 
@@ -621,7 +616,6 @@ test_substrings_filter(
        Debug( LDAP_DEBUG_FILTER, "begin test_substrings_filter\n", 0, 0, 0 );
 #endif
 
-
        if ( !access_allowed( op, e,
                f->f_sub_desc, NULL, ACL_SEARCH, NULL ) )
        {
@@ -635,12 +629,9 @@ test_substrings_filter(
                MatchingRule *mr = a->a_desc->ad_type->sat_substr;
                struct berval *bv;
 
-               if( mr == NULL ) {
-                       continue;
-               }
+               if( mr == NULL ) continue;
 
-               for ( bv = a->a_nvals; bv->bv_val != NULL; bv++ )
-               {
+               for ( bv = a->a_nvals; bv->bv_val != NULL; bv++ ) {
                        int ret;
                        int rc;
                        const char *text;
@@ -648,21 +639,17 @@ test_substrings_filter(
                        rc = value_match( &ret, a->a_desc, mr, 0,
                                bv, f->f_sub, &text );
 
-                       if( rc != LDAP_SUCCESS ) {
-                               return rc;
-                       }
-
-                       if ( ret == 0 ) {
-                               return LDAP_COMPARE_TRUE;
-                       }
+                       if( rc != LDAP_SUCCESS ) return rc;
+                       if ( ret == 0 ) return LDAP_COMPARE_TRUE;
                }
        }
 
 #ifdef NEW_LOGGING
-       LDAP_LOG( FILTER, ENTRY, "test_substrings_filter: return FALSE\n", 0, 0, 0 );
+       LDAP_LOG( FILTER, ENTRY, "test_substrings_filter: return FALSE\n",
+               0, 0, 0 );
 #else
-       Debug( LDAP_DEBUG_FILTER, "end test_substrings_filter 1\n", 0, 0, 0 );
+       Debug( LDAP_DEBUG_FILTER, "end test_substrings_filter 1\n",
+               0, 0, 0 );
 #endif
-
        return LDAP_COMPARE_FALSE;
 }