--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/servlib/naming/SessionScheme.cc	Thu Apr 21 14:57:45 2011 +0100
@@ -0,0 +1,97 @@
+/*
+ *    Copyright 2004-2006 Intel Corporation
+ * 
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ * 
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include <dtn-config.h>
+#endif
+
+#include <ctype.h>
+#include <oasys/debug/Log.h>
+#include <oasys/util/Glob.h>
+
+#include "SessionScheme.h"
+#include "EndpointID.h"
+
+namespace dtn {
+
+template <>
+SessionScheme* oasys::Singleton<SessionScheme>::instance_ = 0;
+
+//----------------------------------------------------------------------
+bool
+SessionScheme::validate(const URI& uri, bool is_pattern)
+{
+    (void)is_pattern;
+
+    // the uri itself must be valid
+    if (!uri.valid()) {
+        log_debug_p("/dtn/scheme/session", "SessionScheme::validate: invalid URI");
+        return false;
+    }
+
+    // for patterns, the sub-uri need not be valid (i.e. dtn-session:* is ok)
+    if (is_pattern) {
+        return true;
+    }
+
+    // otherwise, there must be a valid sub-uri
+    URI sub_uri(uri.ssp());
+    if (!sub_uri.valid()) {
+        log_debug_p("/dtn/scheme/session", "SessionScheme::validate: invalid sub URI");
+        return false;
+    }
+
+    return true;
+}
+
+//----------------------------------------------------------------------
+bool
+SessionScheme::match(const EndpointIDPattern& pattern, const EndpointID& eid)
+{
+    // sanity check
+    ASSERT(pattern.scheme() == this);
+
+    // we only match endpoint ids of the same scheme
+    if (!eid.known_scheme() || (eid.scheme() != this)) {
+        return false;
+    }
+
+    // use globbing to match
+    if (oasys::Glob::fixed_glob(pattern.uri().ssp().c_str(),
+                                eid.uri().ssp().c_str()))
+    {
+        log_debug_p("/dtn/scheme/session", "match(%s, %s) success",
+                    eid.uri().c_str(), pattern.uri().c_str());
+        return true;
+    }
+    else
+    {
+        log_debug_p("/dtn/scheme/session", "match(%s, %s) failed",
+                    eid.uri().c_str(), pattern.uri().c_str());
+        return false;
+    }
+}
+
+//----------------------------------------------------------------------
+Scheme::singleton_info_t
+SessionScheme::is_singleton(const URI& uri)
+{
+    (void)uri;
+    // XXX/demmer is this right??
+    return EndpointID::SINGLETON;
+}
+
+} // namespace dtn