2009-11-23 Tatsuhiro Tsujikawa <t-tujikawa@users.sourceforge.net>

	Fixed ut_metadata data handling. Implemented
	UTMetadataDataExtensionMessage::doReceivedAction().  Initialize
	PeerStorage in HandshakeExtensionMessage::doReceivedAction() when
	metadata_size is received.
	* src/DefaultExtensionMessageFactory.cc
	* src/DefaultExtensionMessageFactory.h
	* src/HandshakeExtensionMessage.cc
	* src/HandshakeExtensionMessage.h
	* src/UTMetadataDataExtensionMessage.cc
	* src/UTMetadataDataExtensionMessage.h
	* src/UTMetadataRequestExtensionMessage.cc
	* src/UTMetadataRequestFactory.cc
	* src/UTMetadataRequestFactory.h
	* src/UTMetadataRequestTracker.cc
	* src/UTMetadataRequestTracker.h
	* test/DefaultExtensionMessageFactoryTest.cc
	* test/HandshakeExtensionMessageTest.cc
	* test/MockBtMessage.h
	* test/UTMetadataDataExtensionMessageTest.cc
	* test/UTMetadataRequestExtensionMessageTest.cc
	* test/UTMetadataRequestFactoryTest.cc
	* test/UTMetadataRequestTrackerTest.cc
	* test/extension_message_test_helper.h

1 files changed, 106 insertions, 0 deletions

diff --git a/src/UTMetadataRequestTracker.cc b/src/UTMetadataRequestTracker.cc
new file mode 100644
index 00000000..cbe11b42
--- /dev/null
+++ b/src/UTMetadataRequestTracker.cc
@@ -0,0 +1,106 @@
+/* <!-- copyright */
+/*
+ * aria2 - The high speed download utility
+ *
+ * Copyright (C) 2009 Tatsuhiro Tsujikawa
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * In addition, as a special exception, the copyright holders give
+ * permission to link the code of portions of this program with the
+ * OpenSSL library under certain conditions as described in each
+ * individual source file, and distribute linked combinations
+ * including the two.
+ * You must obey the GNU General Public License in all respects
+ * for all of the code used other than OpenSSL.  If you modify
+ * file(s) with this exception, you may extend this exception to your
+ * version of the file(s), but you are not obligated to do so.  If you
+ * do not wish to do so, delete this exception statement from your
+ * version.  If you delete this exception statement from all source
+ * files in the program, then also delete it here.
+ */
+/* copyright --> */
+#include "UTMetadataRequestTracker.h"
+
+#include <algorithm>
+
+#include "LogFactory.h"
+
+namespace aria2 {
+
+UTMetadataRequestTracker::UTMetadataRequestTracker():
+  _logger(LogFactory::getInstance()) {}
+
+void UTMetadataRequestTracker::add(size_t index)
+{
+  _trackedRequests.push_back(RequestEntry(index));
+}
+
+bool UTMetadataRequestTracker::tracks(size_t index)
+{
+  return std::find(_trackedRequests.begin(), _trackedRequests.end(),
+		   RequestEntry(index)) != _trackedRequests.end();
+}
+
+void UTMetadataRequestTracker::remove(size_t index)
+{
+  std::vector<RequestEntry>::iterator i =
+    std::find(_trackedRequests.begin(), _trackedRequests.end(),
+	      RequestEntry(index));
+  if(i != _trackedRequests.end()) {
+    _trackedRequests.erase(i);
+  }
+}
+
+std::vector<size_t> UTMetadataRequestTracker::removeTimeoutEntry()
+{
+  std::vector<size_t> indexes;
+  const time_t TIMEOUT = 20;
+  for(std::vector<RequestEntry>::iterator i = _trackedRequests.begin();
+      i != _trackedRequests.end();) {
+    if((*i).elapsed(TIMEOUT)) {
+      LogFactory::getInstance()->debug
+	("ut_metadata request timeout. index=%lu",
+	 static_cast<unsigned long>((*i)._index));
+      indexes.push_back((*i)._index);
+      i = _trackedRequests.erase(i);
+    } else {
+      ++i;
+    }
+  }
+  return indexes;
+}
+
+size_t UTMetadataRequestTracker::avail() const
+{
+  const size_t MAX_OUTSTANDING_REQUEST = 1;
+  if(MAX_OUTSTANDING_REQUEST > count()) {
+    return MAX_OUTSTANDING_REQUEST-count();
+  } else {
+    return 0;
+  }
+}
+
+std::vector<size_t> UTMetadataRequestTracker::getAllTrackedIndex() const
+{
+  std::vector<size_t> indexes;
+  for(std::vector<RequestEntry>::const_iterator i = _trackedRequests.begin();
+      i != _trackedRequests.end(); ++i) {
+    indexes.push_back((*i)._index);
+  }
+  return indexes;
+}
+
+} // namespace aria2