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First version of the shared memory transport.

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Use via `--transport shmem` cmd option. No pub/sub.
This commit is contained in:
Alexey Rybalchenko
2016-06-03 11:24:12 +02:00
parent 6c3b01f09c
commit a332d9fc83
39 changed files with 2121 additions and 309 deletions
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51
fairmq/shmem/FairMQPollerSHM.h Normal file
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/********************************************************************************
* Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
* *
* This software is distributed under the terms of the *
* GNU Lesser General Public Licence version 3 (LGPL) version 3, *
* copied verbatim in the file "LICENSE" *
********************************************************************************/
#ifndef FAIRMQPOLLERSHM_H_
#define FAIRMQPOLLERSHM_H_
#include <vector>
#include <unordered_map>
#include <initializer_list>
#include <zmq.h>
#include "FairMQPoller.h"
#include "FairMQChannel.h"
#include "FairMQTransportFactorySHM.h"
class FairMQChannel;
class FairMQPollerSHM : public FairMQPoller
{
friend class FairMQChannel;
friend class FairMQTransportFactorySHM;
public:
FairMQPollerSHM(const std::vector<FairMQChannel>& channels);
FairMQPollerSHM(const std::unordered_map<std::string, std::vector<FairMQChannel>>& channelsMap, const std::vector<std::string>& channelList);
FairMQPollerSHM(const FairMQPollerSHM&) = delete;
FairMQPollerSHM operator=(const FairMQPollerSHM&) = delete;
virtual void Poll(const int timeout);
virtual bool CheckInput(const int index);
virtual bool CheckOutput(const int index);
virtual bool CheckInput(const std::string channelKey, const int index);
virtual bool CheckOutput(const std::string channelKey, const int index);
virtual ~FairMQPollerSHM();
private:
FairMQPollerSHM(const FairMQSocket& cmdSocket, const FairMQSocket& dataSocket);
zmq_pollitem_t* items;
int fNumItems;
std::unordered_map<std::string, int> fOffsetMap;
};
#endif /* FAIRMQPOLLERSHM_H_ */