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_GET_PEERS_MESSAGE_H 36 #define D_DHT_GET_PEERS_MESSAGE_H 37 38 #include "DHTQueryMessage.h" 39 40 #include <vector> 41 42 #include "DHTConstants.h" 43 #include "A2STR.h" 44 45 namespace aria2 { 46 47 class DHTPeerAnnounceStorage; 48 class DHTTokenTracker; 49 class BtRegistry; 50 class Peer; 51 52 class DHTGetPeersMessage : public DHTQueryMessage { 53 private: 54 unsigned char infoHash_[DHT_ID_LENGTH]; 55 56 DHTPeerAnnounceStorage* peerAnnounceStorage_; 57 58 DHTTokenTracker* tokenTracker_; 59 60 BtRegistry* btRegistry_; 61 62 int family_; 63 64 void addLocalPeer(std::vector<std::shared_ptr<Peer>>& peers); 65 66 protected: 67 virtual std::string toStringOptional() const CXX11_OVERRIDE; 68 69 public: 70 DHTGetPeersMessage(const std::shared_ptr<DHTNode>& localNode, 71 const std::shared_ptr<DHTNode>& remoteNode, 72 const unsigned char* infoHash, 73 const std::string& transactionID = A2STR::NIL); 74 75 virtual void doReceivedAction() CXX11_OVERRIDE; 76 77 virtual std::unique_ptr<Dict> getArgument() CXX11_OVERRIDE; 78 79 virtual const std::string& getMessageType() const CXX11_OVERRIDE; 80 getInfoHash()81 const unsigned char* getInfoHash() const { return infoHash_; } 82 83 void setPeerAnnounceStorage(DHTPeerAnnounceStorage* storage); 84 85 void setTokenTracker(DHTTokenTracker* tokenTracker); 86 87 void setBtRegistry(BtRegistry* btRegistry); 88 89 void setFamily(int family); 90 91 static const std::string GET_PEERS; 92 93 static const std::string INFO_HASH; 94 }; 95 96 } // namespace aria2 97 98 #endif // D_DHT_GET_PEERS_MESSAGE_H 99