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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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76
fairmq/shmem/FairMQSocketSHM.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 FAIRMQSOCKETSHM_H_
#define FAIRMQSOCKETSHM_H_
#include <atomic>
#include <memory> // unique_ptr
#include "FairMQSocket.h"
#include "FairMQContextSHM.h"
#include "FairMQShmManager.h"
class FairMQSocketSHM : public FairMQSocket
{
public:
FairMQSocketSHM(const std::string& type, const std::string& name, const int numIoThreads, const std::string& id = "");
FairMQSocketSHM(const FairMQSocketSHM&) = delete;
FairMQSocketSHM operator=(const FairMQSocketSHM&) = delete;
virtual std::string GetId();
virtual bool Bind(const std::string& address);
virtual void Connect(const std::string& address);
virtual int Send(FairMQMessage* msg, const std::string& flag = "");
virtual int Send(FairMQMessage* msg, const int flags = 0);
virtual int64_t Send(const std::vector<std::unique_ptr<FairMQMessage>>& msgVec, const int flags = 0);
virtual int Receive(FairMQMessage* msg, const std::string& flag = "");
virtual int Receive(FairMQMessage* msg, const int flags = 0);
virtual int64_t Receive(std::vector<std::unique_ptr<FairMQMessage>>& msgVec, const int flags = 0);
virtual void* GetSocket() const;
virtual int GetSocket(int nothing) const;
virtual void Close();
virtual void Terminate();
virtual void Interrupt();
virtual void Resume();
virtual void SetOption(const std::string& option, const void* value, size_t valueSize);
virtual void GetOption(const std::string& option, void* value, size_t* valueSize);
virtual unsigned long GetBytesTx() const;
virtual unsigned long GetBytesRx() const;
virtual unsigned long GetMessagesTx() const;
virtual unsigned long GetMessagesRx() const;
virtual bool SetSendTimeout(const int timeout, const std::string& address, const std::string& method);
virtual int GetSendTimeout() const;
virtual bool SetReceiveTimeout(const int timeout, const std::string& address, const std::string& method);
virtual int GetReceiveTimeout() const;
static int GetConstant(const std::string& constant);
virtual ~FairMQSocketSHM();
private:
void* fSocket;
std::string fId;
std::atomic<unsigned long> fBytesTx;
std::atomic<unsigned long> fBytesRx;
std::atomic<unsigned long> fMessagesTx;
std::atomic<unsigned long> fMessagesRx;
static std::unique_ptr<FairMQContextSHM> fContext;
// static bool fContextInitialized;
};
#endif /* FAIRMQSOCKETSHM_H_ */