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fff40eceac
There are many significant improvements to the DHT here. See commit logs on v0.5-peernet branch for details. This is not the final merge, but brings over the majority of expected v0.5-peernet/libbitdht changes git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@4354 b45a01b8-16f6-495d-af2f-9b41ad6348cc
113 lines
3.5 KiB
C++
113 lines
3.5 KiB
C++
#ifndef UDP_BIT_DHT_CLASS_H
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#define UDP_BIT_DHT_CLASS_H
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/*
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* bitdht/udpbitdht.h
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*
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* BitDHT: An Flexible DHT library.
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*
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* Copyright 2010 by Robert Fernie
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License Version 3 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA.
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*
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* Please report all bugs and problems to "bitdht@lunamutt.com".
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*
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*/
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#include <iosfwd>
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#include <map>
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#include <string>
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#include "udp/udpstack.h"
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#include "bitdht/bdiface.h"
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#include "bitdht/bdmanager.h"
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/*
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* This implements a UdpSubReceiver class to allow the DHT to talk to the network.
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* The parser is very strict - and will try to not pick up anyone else's messages.
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*
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* Mutexes are implemented at this level protecting the whole of the DHT code.
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* This class is also a thread - enabling it to do callback etc.
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*/
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// class BitDhtCallback defined in bdiface.h
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class UdpBitDht: public UdpSubReceiver, public bdThread, public BitDhtInterface
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{
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public:
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UdpBitDht(UdpPublisher *pub, bdNodeId *id, std::string dhtVersion, std::string bootstrapfile, bdDhtFunctions *fns);
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virtual ~UdpBitDht();
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/*********** External Interface to the World (BitDhtInterface) ************/
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/***** Functions to Call down to bdNodeManager ****/
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/* Request DHT Peer Lookup */
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/* Request Keyword Lookup */
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virtual void addFindNode(bdNodeId *id, uint32_t mode);
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virtual void removeFindNode(bdNodeId *id);
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virtual void findDhtValue(bdNodeId *id, std::string key, uint32_t mode);
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/***** Add / Remove Callback Clients *****/
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virtual void addCallback(BitDhtCallback *cb);
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virtual void removeCallback(BitDhtCallback *cb);
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/***** Connections Requests *****/
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virtual void ConnectionRequest(struct sockaddr_in *laddr, bdNodeId *target, uint32_t mode, uint32_t start);
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virtual void ConnectionAuth(bdId *srcId, bdId *proxyId, bdId *destId, uint32_t mode, uint32_t loc, uint32_t answer);
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virtual void ConnectionOptions(uint32_t allowedModes, uint32_t flags);
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/***** Get Results Details *****/
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virtual int getDhtPeerAddress(const bdNodeId *id, struct sockaddr_in &from);
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virtual int getDhtValue(const bdNodeId *id, std::string key, std::string &value);
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virtual int getDhtBucket(const int idx, bdBucket &bucket);
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virtual int getDhtQueries(std::map<bdNodeId, bdQueryStatus> &queries);
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virtual int getDhtQueryStatus(const bdNodeId *id, bdQuerySummary &query);
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/* stats and Dht state */
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virtual int startDht();
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virtual int stopDht();
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virtual int stateDht();
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virtual uint32_t statsNetworkSize();
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virtual uint32_t statsBDVersionSize();
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/******************* Internals *************************/
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/***** Iteration / Loop Management *****/
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/*** Overloaded from UdpSubReceiver ***/
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virtual int recvPkt(void *data, int size, struct sockaddr_in &from);
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virtual int status(std::ostream &out);
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/*** Overloaded from iThread ***/
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virtual void run();
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/**** do whats to be done ***/
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int tick();
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private:
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bdMutex dhtMtx; /* for all class data (below) */
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bdNodeManager *mBitDhtManager;
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bdDhtFunctions *mFns;
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};
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#endif
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