AliceO2/Framework/Core/src/DataProcessingHelpers.cxx at devrun5 · AliceO2Group/AliceO2

36 lines (34 loc) · 1.41 KB

// Copyright CERN and copyright holders of ALICE O2. This software is

// distributed under the terms of the GNU General Public License v3 (GPL

// Version 3), copied verbatim in the file "COPYING".

// See http://alice-o2.web.cern.ch/license for full licensing information.

// In applying this license CERN does not waive the privileges and immunities

// granted to it by virtue of its status as an Intergovernmental Organization

// or submit itself to any jurisdiction.

#include "DataProcessingHelpers.h"

#include "Framework/SourceInfoHeader.h"

#include "Framework/ChannelSpec.h"

#include "Framework/ChannelInfo.h"

#include "MemoryResources/MemoryResources.h"

#include "Headers/DataHeader.h"

#include "Headers/Stack.h"

#include <FairMQDevice.h>

namespace o2::framework

{

void DataProcessingHelpers::sendEndOfStream(FairMQDevice& device, OutputChannelSpec const& channel)

{

FairMQParts parts;

FairMQMessagePtr payload(device.NewMessage());

SourceInfoHeader sih;

sih.state = InputChannelState::Completed;

auto channelAlloc = o2::pmr::getTransportAllocator(device.GetChannel(channel.name, 0).Transport());

auto header = o2::pmr::getMessage(o2::header::Stack{channelAlloc, sih});

// sigh... See if we can avoid having it const by not

// exposing it to the user in the first place.

parts.AddPart(std::move(header));

parts.AddPart(std::move(payload));

device.Send(parts, channel.name, 0);

}

} // namespace o2::framework

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