]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/mra.c
Clarify rootdn requirements
[openldap] / servers / slapd / mra.c
index fe883e6e54636c53b65db5229a98b0cf11c4737b..75307ce86220e4abe28228f442d23f646440558f 100644 (file)
@@ -1,9 +1,18 @@
+/* mra.c - routines for dealing with extensible matching rule assertions */
 /* $OpenLDAP$ */
-/*
- * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2007 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>.
  */
-/* mra.c - routines for dealing with extensible matching rule assertions */
 
 #include "portable.h"
 
 
 #include "slap.h"
 
+#ifdef LDAP_COMP_MATCH
+#include "component.h"
+#endif
 
 void
 mra_free(
-    MatchingRuleAssertion *mra,
-    int        freeit
-)
+       Operation *op,
+       MatchingRuleAssertion *mra,
+       int     freeit )
 {
-       ad_free( mra->ma_desc, 1 );
-       ch_free( mra->ma_rule_text );
-       ber_bvfree( mra->ma_value );
-       if ( freeit ) {
-               ch_free( (char *) mra );
+#ifdef LDAP_COMP_MATCH
+       /* free component assertion */
+       if ( mra->ma_rule->smr_usage & SLAP_MR_COMPONENT && mra->ma_cf ) {
+               component_free( mra->ma_cf );
        }
+#endif
+       /* op->o_tmpfree( mra->ma_value.bv_val, op->o_tmpmemctx ); */
+       ch_free( mra->ma_value.bv_val );
+       if ( freeit ) op->o_tmpfree( (char *) mra, op->o_tmpmemctx );
 }
 
 int
 get_mra(
-    BerElement *ber,
-    MatchingRuleAssertion      **mra,
-       const char **text
-)
+       Operation *op,
+       BerElement      *ber,
+       MatchingRuleAssertion   **mra,
+       const char **text )
 {
-       int rc, tag;
+       int rc;
+       ber_tag_t tag, rtag;
        ber_len_t length;
-       struct berval type, value, *nvalue;
-       MatchingRuleAssertion *ma;
-
-       ma = ch_malloc( sizeof( MatchingRuleAssertion ) );
-       ma->ma_rule = NULL;
-       ma->ma_rule_text = NULL;
-       ma->ma_desc = NULL;
-       ma->ma_dnattrs = 0;
-       ma->ma_value = NULL;
-
-       rc = ber_scanf( ber, "{t", &tag );
-
-       if( rc == LBER_ERROR ) {
-#ifdef NEW_LOGGING
-               LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                          "get_mra: ber_scanf (\"{t\") failure\n" ));
-#else
-               Debug( LDAP_DEBUG_ANY, "  get_mra ber_scanf\n", 0, 0, 0 );
+       struct berval type = BER_BVNULL;
+       struct berval value = BER_BVNULL;
+       struct berval rule_text = BER_BVNULL;
+       MatchingRuleAssertion ma = { 0 };
+#ifdef LDAP_COMP_MATCH
+       AttributeAliasing* aa = NULL;
 #endif
 
+       rtag = ber_scanf( ber, "{t" /*"}"*/, &tag );
+
+       if( rtag == LBER_ERROR ) {
+               Debug( LDAP_DEBUG_ANY, "  get_mra ber_scanf\n", 0, 0, 0 );
+
                *text = "Error parsing matching rule assertion";
-               mra_free( ma, 1 );
                return SLAPD_DISCONNECT;
        }
 
        if ( tag == LDAP_FILTER_EXT_OID ) {
-               rc = ber_scanf( ber, "a", &ma->ma_rule_text );
-               if ( rc == LBER_ERROR ) {
-#ifdef NEW_LOGGING
-                       LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                                  "get_mra: ber_scanf(\"a\") failure.\n" ));
-#else
+               rtag = ber_scanf( ber, "m", &rule_text );
+               if ( rtag == LBER_ERROR ) {
                        Debug( LDAP_DEBUG_ANY, "  get_mra ber_scanf for mr\n", 0, 0, 0 );
-#endif
 
                        *text = "Error parsing matching rule in matching rule assertion";
-                       mra_free( ma, 1 );
                        return SLAPD_DISCONNECT;
                }
-               ma->ma_rule = mr_find( ma->ma_rule_text );
 
-               rc = ber_scanf( ber, "t", &tag );
-
-               if( rc == LBER_ERROR ) {
-#ifdef NEW_LOGGING
-                       LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                                  "get_mra: ber_scanf (\"t\") failure\n" ));
-#else
+               rtag = ber_scanf( ber, "t", &tag );
+               if( rtag == LBER_ERROR ) {
                        Debug( LDAP_DEBUG_ANY, "  get_mra ber_scanf\n", 0, 0, 0 );
-#endif
 
                        *text = "Error parsing matching rule assertion";
-                       mra_free( ma, 1 );
                        return SLAPD_DISCONNECT;
                }
        }
 
        if ( tag == LDAP_FILTER_EXT_TYPE ) {
-               rc = ber_scanf( ber, "o", &type );
-               if ( rc == LBER_ERROR ) {
-#ifdef NEW_LOGGING
-                       LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                                  "get_mra: ber_scanf (\"o\") failure.\n" ));
-#else
+               rtag = ber_scanf( ber, "m", &type );
+               if ( rtag == LBER_ERROR ) {
                        Debug( LDAP_DEBUG_ANY, "  get_mra ber_scanf for ad\n", 0, 0, 0 );
-#endif
 
                        *text = "Error parsing attribute description in matching rule assertion";
                        return SLAPD_DISCONNECT;
                }
 
-               rc = slap_bv2ad( &type, &ma->ma_desc, text );
-               ch_free( type.bv_val );
-
-               if( rc != LDAP_SUCCESS ) {
-                       ch_free( value.bv_val );
-                       mra_free( ma, 1 );
-                       return rc;
-               }
-
-               rc = ber_scanf( ber, "t", &tag );
-
-               if( rc == LBER_ERROR ) {
-#ifdef NEW_LOGGING
-                       LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                                  "get_mra: ber_scanf (\"t\") failure.\n" ));
-#else
+               rtag = ber_scanf( ber, "t", &tag );
+               if( rtag == LBER_ERROR ) {
                        Debug( LDAP_DEBUG_ANY, "  get_mra ber_scanf\n", 0, 0, 0 );
-#endif
 
                        *text = "Error parsing matching rule assertion";
-                       mra_free( ma, 1 );
                        return SLAPD_DISCONNECT;
                }
        }
 
        if ( tag != LDAP_FILTER_EXT_VALUE ) {
-#ifdef NEW_LOGGING
-               LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                          "get_mra: ber_scanf missing value\n" ));
-#else
                Debug( LDAP_DEBUG_ANY, "  get_mra ber_scanf missing value\n", 0, 0, 0 );
-#endif
 
                *text = "Missing value in matching rule assertion";
-               mra_free( ma, 1 );
                return SLAPD_DISCONNECT;
        }
 
-       rc = ber_scanf( ber, "o", &value );
+       rtag = ber_scanf( ber, "m", &value );
 
-       if( rc == LBER_ERROR ) {
-#ifdef NEW_LOGGING
-               LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                          "get_mra: ber_scanf (\"o\") failure.\n" ));
-#else
+       if( rtag == LBER_ERROR ) {
                Debug( LDAP_DEBUG_ANY, "  get_mra ber_scanf\n", 0, 0, 0 );
-#endif
 
                *text = "Error decoding value in matching rule assertion";
-               mra_free( ma, 1 );
                return SLAPD_DISCONNECT;
        }
 
-       /*
-        * OK, if no matching rule, normalize for equality, otherwise
-        * normalize for the matching rule.
-        */
-       rc = value_normalize( ma->ma_desc, SLAP_MR_EQUALITY, &value, &nvalue, text );
-       ch_free( value.bv_val );
-
-       if( rc != LDAP_SUCCESS ) {
-               mra_free( ma, 1 );
-               return rc;
-       }
-
-       ma->ma_value = nvalue;
-
        tag = ber_peek_tag( ber, &length );
 
        if ( tag == LDAP_FILTER_EXT_DNATTRS ) {
-               rc = ber_scanf( ber, "b}", &ma->ma_dnattrs );
+               rtag = ber_scanf( ber, /*"{"*/ "b}", &ma.ma_dnattrs );
        } else {
-               rc = ber_scanf( ber, "}" );
-               ma->ma_dnattrs = 0;
+               rtag = ber_scanf( ber, /*"{"*/ "}" );
        }
 
-       if( rc == LBER_ERROR ) {
-#ifdef NEW_LOGGING
-               LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
-                          "get_mra: ber_scanf failure\n"));
-#else
+       if( rtag == LBER_ERROR ) {
                Debug( LDAP_DEBUG_ANY, "  get_mra ber_scanf\n", 0, 0, 0 );
-#endif
 
                *text = "Error decoding dnattrs matching rule assertion";
-               mra_free( ma, 1 );
                return SLAPD_DISCONNECT;
        }
 
-       *mra = ma;
+       if( type.bv_val != NULL ) {
+               rc = slap_bv2ad( &type, &ma.ma_desc, text );
+               if( rc != LDAP_SUCCESS ) {
+                       rc = slap_bv2undef_ad( &type, &ma.ma_desc, text,
+                               SLAP_AD_PROXIED|SLAP_AD_NOINSERT );
+
+                       if( rc != LDAP_SUCCESS ) {
+                               return rc;
+                       }
+               }
+       }
+
+       if( rule_text.bv_val != NULL ) {
+               ma.ma_rule = mr_bvfind( &rule_text );
+               if( ma.ma_rule == NULL ) {
+                       *text = "matching rule not recognized";
+                       return LDAP_INAPPROPRIATE_MATCHING;
+               }
+       }
+
+       if ( ma.ma_rule == NULL ) {
+               /*
+                * Need either type or rule ...
+                */
+               if ( ma.ma_desc == NULL ) {
+                       *text = "no matching rule or type";
+                       return LDAP_INAPPROPRIATE_MATCHING;
+               }
+
+               if ( ma.ma_desc->ad_type->sat_equality != NULL &&
+                       ma.ma_desc->ad_type->sat_equality->smr_usage & SLAP_MR_EXT )
+               {
+                       /* no matching rule was provided, use the attribute's
+                          equality rule if it supports extensible matching. */
+                       ma.ma_rule = ma.ma_desc->ad_type->sat_equality;
+
+               } else {
+                       *text = "no appropriate rule to use for type";
+                       return LDAP_INAPPROPRIATE_MATCHING;
+               }
+       }
+
+       if ( ma.ma_desc != NULL ) {
+               if( !mr_usable_with_at( ma.ma_rule, ma.ma_desc->ad_type ) ) {
+                       *text = "matching rule use with this attribute not appropriate";
+                       return LDAP_INAPPROPRIATE_MATCHING;
+               }
+
+       }
+
+       /*
+        * Normalize per matching rule
+        */
+       rc = asserted_value_validate_normalize( ma.ma_desc,
+               ma.ma_rule,
+               SLAP_MR_EXT|SLAP_MR_VALUE_OF_ASSERTION_SYNTAX,
+               &value, &ma.ma_value, text, op->o_tmpmemctx );
+
+       if( rc != LDAP_SUCCESS ) return rc;
+
+#ifdef LDAP_COMP_MATCH
+       /* Check If this attribute is aliased */
+       if ( is_aliased_attribute && ma.ma_desc && ( aa = is_aliased_attribute ( ma.ma_desc ) ) ) {
+               rc = get_aliased_filter ( op, &ma, aa, text );
+               if ( rc != LDAP_SUCCESS ) return rc;
+       }
+       else if ( ma.ma_rule && ma.ma_rule->smr_usage & SLAP_MR_COMPONENT ) {
+               /* Matching Rule for Component Matching */
+               rc = get_comp_filter( op, &ma.ma_value, &ma.ma_cf, text );
+               if ( rc != LDAP_SUCCESS ) return rc;
+       }
+#endif
+
+       length = sizeof(ma);
+       /* Append rule_text to end of struct */
+       if (rule_text.bv_val) length += rule_text.bv_len + 1;
+       *mra = op->o_tmpalloc( length, op->o_tmpmemctx );
+       **mra = ma;
+       if (rule_text.bv_val) {
+               (*mra)->ma_rule_text.bv_len = rule_text.bv_len;
+               (*mra)->ma_rule_text.bv_val = (char *)(*mra+1);
+               AC_MEMCPY((*mra)->ma_rule_text.bv_val, rule_text.bv_val,
+                       rule_text.bv_len+1);
+       }
 
        return LDAP_SUCCESS;
 }
-