2009-11-21 Tatsuhiro Tsujikawa <t-tujikawa@users.sourceforge.net>

	Initial support of Extension for Peers to Send Metadata
	Files(BEP9). Currently aria2 only serves metadata and cannot get
	metadata from swarm.
	* src/BtConstants.h
	* src/DefaultBtInteractive.cc
	* src/DefaultExtensionMessageFactory.cc
	* src/DefaultExtensionMessageFactory.h
	* src/ExtensionMessage.h
	* src/ExtensionMessageRegistry.h
	* src/HandshakeExtensionMessage.cc
	* src/HandshakeExtensionMessage.h
	* src/Makefile.am
	* src/PeerConnection.h
	* src/PeerInteractionCommand.cc
	* src/UTMetadataDataExtensionMessage.cc
	* src/UTMetadataDataExtensionMessage.h
	* src/UTMetadataExtensionMessage.cc
	* src/UTMetadataExtensionMessage.h
	* src/UTMetadataRejectExtensionMessage.cc
	* src/UTMetadataRejectExtensionMessage.h
	* src/UTMetadataRequestExtensionMessage.cc
	* src/UTMetadataRequestExtensionMessage.h
	* src/bittorrent_helper.cc
	* src/bittorrent_helper.h
	* test/BittorrentHelperTest.cc
	* test/DefaultExtensionMessageFactoryTest.cc
	* test/HandshakeExtensionMessageTest.cc
	* test/Makefile.am
	* test/UTMetadataDataExtensionMessageTest.cc
	* test/UTMetadataRejectExtensionMessageTest.cc
	* test/UTMetadataRequestExtensionMessageTest.cc

1 files changed, 77 insertions, 0 deletions

diff --git a/src/UTMetadataDataExtensionMessage.cc b/src/UTMetadataDataExtensionMessage.cc
new file mode 100644
index 00000000..7f80a608
--- /dev/null
+++ b/src/UTMetadataDataExtensionMessage.cc
@@ -0,0 +1,77 @@
+/* <!-- 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 "UTMetadataDataExtensionMessage.h"
+#include "BDE.h"
+#include "bencode.h"
+#include "util.h"
+#include "a2functional.h"
+
+namespace aria2 {
+
+UTMetadataDataExtensionMessage::UTMetadataDataExtensionMessage
+(uint8_t extensionMessageID):UTMetadataExtensionMessage(extensionMessageID) {}
+
+std::string UTMetadataDataExtensionMessage::getBencodedData()
+{
+  BDE list = BDE::list();
+
+  BDE dict = BDE::dict();
+  dict["msg_type"] = 1;
+  dict["piece"] = _index;
+  dict["total_size"] = _totalSize;
+
+  BDE data = _data;
+
+  list << dict;
+  list << data;
+
+  std::string encodedList = bencode::encode(list);
+  // Remove first 'l' and last 'e' and return.
+  return std::string(encodedList.begin()+1, encodedList.end()-1);
+}
+
+std::string UTMetadataDataExtensionMessage::toString() const
+{
+  return strconcat("ut_metadata data piece=", util::uitos(_index));
+}
+
+void UTMetadataDataExtensionMessage::doReceivedAction()
+{
+  // Update tracker
+
+  // Write to pieceStorage
+}
+
+} // namespace aria2