+ ldif_close( fp );
+
+ Debug(LDAP_DEBUG_CONFIG, "rootDSE file %s read.\n", fname, 0, 0);
+ return rc;
+}
+
+int
+slap_discover_feature(
+ const char *uri,
+ int version,
+ const char *attr,
+ const char *val )
+{
+ LDAP *ld;
+ LDAPMessage *res = NULL, *entry;
+ int rc, i;
+ struct berval cred = BER_BVC( "" ),
+ bv_val,
+ **values = NULL;
+ char *attrs[ 2 ] = { NULL, NULL };
+
+ ber_str2bv( val, 0, 0, &bv_val );
+ attrs[ 0 ] = (char *) attr;
+
+ rc = ldap_initialize( &ld, uri );
+ if ( rc != LDAP_SUCCESS ) {
+ return rc;
+ }
+
+ rc = ldap_set_option( ld, LDAP_OPT_PROTOCOL_VERSION, &version );
+ if ( rc != LDAP_SUCCESS ) {
+ goto done;
+ }
+
+ rc = ldap_sasl_bind_s( ld, "", LDAP_SASL_SIMPLE,
+ &cred, NULL, NULL, NULL );
+ if ( rc != LDAP_SUCCESS ) {
+ goto done;
+ }
+
+ rc = ldap_search_ext_s( ld, "", LDAP_SCOPE_BASE, "(objectClass=*)",
+ attrs, 0, NULL, NULL, NULL, 0, &res );
+ if ( rc != LDAP_SUCCESS ) {
+ goto done;
+ }
+
+ entry = ldap_first_entry( ld, res );
+ if ( entry == NULL ) {
+ goto done;
+ }
+
+ values = ldap_get_values_len( ld, entry, attrs[ 0 ] );
+ if ( values == NULL ) {
+ rc = LDAP_NO_SUCH_ATTRIBUTE;
+ goto done;
+ }
+
+ for ( i = 0; values[ i ] != NULL; i++ ) {
+ if ( bvmatch( &bv_val, values[ i ] ) ) {
+ rc = LDAP_COMPARE_TRUE;
+ goto done;
+ }
+ }
+
+ rc = LDAP_COMPARE_FALSE;
+
+done:;
+ if ( values != NULL ) {
+ ldap_value_free_len( values );
+ }
+
+ if ( res != NULL ) {
+ ldap_msgfree( res );
+ }
+
+ ldap_unbind_ext( ld, NULL, NULL );
+