1 /* <!-- copyright */ 2 /* 3 * aria2 - The high speed download utility 4 * 5 * Copyright (C) 2006 Tatsuhiro Tsujikawa 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 * 21 * In addition, as a special exception, the copyright holders give 22 * permission to link the code of portions of this program with the 23 * OpenSSL library under certain conditions as described in each 24 * individual source file, and distribute linked combinations 25 * including the two. 26 * You must obey the GNU General Public License in all respects 27 * for all of the code used other than OpenSSL. If you modify 28 * file(s) with this exception, you may extend this exception to your 29 * version of the file(s), but you are not obligated to do so. If you 30 * do not wish to do so, delete this exception statement from your 31 * version. If you delete this exception statement from all source 32 * files in the program, then also delete it here. 33 */ 34 /* copyright --> */ 35 #ifndef D_DHT_MESSAGE_TRACKER_ENTRY_H 36 #define D_DHT_MESSAGE_TRACKER_ENTRY_H 37 38 #include "common.h" 39 40 #include <string> 41 #include <memory> 42 43 #include "DHTConstants.h" 44 #include "TimerA2.h" 45 46 namespace aria2 { 47 48 class DHTNode; 49 class DHTMessage; 50 class DHTMessageCallback; 51 52 class DHTMessageTrackerEntry { 53 private: 54 std::shared_ptr<DHTNode> targetNode_; 55 56 std::string transactionID_; 57 58 std::string messageType_; 59 60 std::unique_ptr<DHTMessageCallback> callback_; 61 62 Timer dispatchedTime_; 63 64 std::chrono::seconds timeout_; 65 66 public: 67 DHTMessageTrackerEntry(std::shared_ptr<DHTNode> targetNode, 68 std::string transactionID, std::string messageType, 69 std::chrono::seconds timeout, 70 std::unique_ptr<DHTMessageCallback> callback = 71 std::unique_ptr<DHTMessageCallback>{}); 72 73 bool isTimeout() const; 74 75 void extendTimeout(); 76 77 bool match(const std::string& transactionID, const std::string& ipaddr, 78 uint16_t port) const; 79 80 const std::shared_ptr<DHTNode>& getTargetNode() const; 81 const std::string& getMessageType() const; 82 const std::unique_ptr<DHTMessageCallback>& getCallback() const; 83 std::unique_ptr<DHTMessageCallback> popCallback(); 84 Timer::Clock::duration getElapsed() const; 85 }; 86 87 } // namespace aria2 88 89 #endif // D_DHT_MESSAGE_TRACKER_ENTRY_H 90