mirror of
https://github.com/FairRootGroup/FairMQ.git
synced 2025-10-13 16:46:47 +00:00
eddfd0d1bd
Session name is given to each device via `--session`, which must be synchronized from a higher level, e.g. from start script or command & control entity.
84 lines
2.2 KiB
C++
84 lines
2.2 KiB
C++
/********************************************************************************
|
|
* 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" *
|
|
********************************************************************************/
|
|
/**
|
|
* FairMQShmManager.h
|
|
*
|
|
* @since 2016-04-08
|
|
* @author A. Rybalchenko
|
|
*/
|
|
|
|
#ifndef FAIR_MQ_SHMEM_MANAGER_H_
|
|
#define FAIR_MQ_SHMEM_MANAGER_H_
|
|
|
|
#include "FairMQLogger.h"
|
|
#include "FairMQMessage.h"
|
|
#include "fairmq/Tools.h"
|
|
#include "Region.h"
|
|
#include "Common.h"
|
|
|
|
#include <boost/interprocess/managed_shared_memory.hpp>
|
|
#include <boost/interprocess/ipc/message_queue.hpp>
|
|
|
|
#include <thread>
|
|
#include <queue>
|
|
#include <string>
|
|
#include <vector>
|
|
#include <functional>
|
|
#include <unordered_map>
|
|
#include <mutex>
|
|
#include <condition_variable>
|
|
|
|
namespace fair
|
|
{
|
|
namespace mq
|
|
{
|
|
namespace shmem
|
|
{
|
|
|
|
class Manager
|
|
{
|
|
friend class Region;
|
|
|
|
public:
|
|
Manager(const std::string& name, size_t size);
|
|
|
|
Manager() = delete;
|
|
|
|
Manager(const Manager&) = delete;
|
|
Manager operator=(const Manager&) = delete;
|
|
|
|
boost::interprocess::managed_shared_memory& Segment();
|
|
|
|
void Interrupt();
|
|
void Resume();
|
|
|
|
boost::interprocess::mapped_region* CreateRegion(const size_t size, const uint64_t id, FairMQRegionCallback callback);
|
|
boost::interprocess::mapped_region* GetRemoteRegion(const uint64_t id);
|
|
void RemoveRegion(const uint64_t id);
|
|
|
|
boost::interprocess::message_queue* GetRegionQueue(const uint64_t id);
|
|
|
|
void RemoveSegment();
|
|
|
|
boost::interprocess::managed_shared_memory& ManagementSegment();
|
|
|
|
private:
|
|
std::string fSessionName;
|
|
std::string fSegmentName;
|
|
std::string fManagementSegmentName;
|
|
boost::interprocess::managed_shared_memory fSegment;
|
|
boost::interprocess::managed_shared_memory fManagementSegment;
|
|
std::unordered_map<uint64_t, Region> fRegions;
|
|
};
|
|
|
|
} // namespace shmem
|
|
} // namespace mq
|
|
} // namespace fair
|
|
|
|
#endif /* FAIR_MQ_SHMEM_MANAGER_H_ */
|