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50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
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// Copyright (c) 2014-2016 The Dash Core developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef NETFULFILLEDMAN_H
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#define NETFULFILLEDMAN_H
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#include "netbase.h"
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#include "protocol.h"
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#include "serialize.h"
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#include "sync.h"
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class CNetFulfilledRequestManager;
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extern CNetFulfilledRequestManager netfulfilledman;
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// Fulfilled requests are used to prevent nodes from asking for the same data on sync
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// and from being banned for doing so too often.
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class CNetFulfilledRequestManager
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{
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private:
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typedef std::map<std::string, int64_t> fulfilledreqmapentry_t;
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typedef std::map<CNetAddr, fulfilledreqmapentry_t> fulfilledreqmap_t;
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//keep track of what node has/was asked for and when
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fulfilledreqmap_t mapFulfilledRequests;
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CCriticalSection cs_mapFulfilledRequests;
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public:
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CNetFulfilledRequestManager() {}
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ADD_SERIALIZE_METHODS;
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template <typename Stream, typename Operation>
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inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
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LOCK(cs_mapFulfilledRequests);
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READWRITE(mapFulfilledRequests);
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}
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void AddFulfilledRequest(CAddress addr, std::string strRequest); // expire after 1 hour by default
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bool HasFulfilledRequest(CAddress addr, std::string strRequest);
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void RemoveFulfilledRequest(CAddress addr, std::string strRequest);
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void CheckAndRemove();
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void Clear();
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std::string ToString() const;
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};
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#endif
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