FairMQ/fairmq/MemoryResources.cxx
mkrzewic d40bbfe208 Equip FairMQMessage with pointer to factory (at creation)
the patch seems big but most of it is just propagating the new notion of
constness of the factory - since it keeps track of created messages with
the internal allocator it no longer is const
2018-10-31 13:12:38 +01:00

31 lines
1.3 KiB
C++

/********************************************************************************
* Copyright (C) 2018 CERN and copyright holders of ALICE O2 *
* Copyright (C) 2018 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
* *
* This software is distributed under the terms of the *
* GNU Lesser General Public Licence (LGPL) version 3, *
* copied verbatim in the file "LICENSE" *
********************************************************************************/
/// @brief Memory allocators and interfaces related to managing memory via the
/// trasport layer
///
/// @author Mikolaj Krzewicki, mkrzewic@cern.ch
#include <fairmq/FairMQTransportFactory.h>
#include <fairmq/MemoryResources.h>
void *fair::mq::ChannelResource::do_allocate(std::size_t bytes, std::size_t /*alignment*/)
{
return setMessage(factory->CreateMessage(bytes));
};
fair::mq::MessageResource::MessageResource(FairMQMessagePtr message)
: mUpstream{message->GetTransport()->GetMemoryResource()}
, mMessageSize{message->GetSize()}
, mMessageData{mUpstream ? mUpstream->setMessage(std::move(message))
: throw std::runtime_error(
"MessageResource::MessageResource message has no upstream resource set")}
{
}