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FairMQ: Introduce callbacks for the FairMQUnmanagedRegion.

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Callbacks are called when the data buffer of the message assiciated
with the corresponding region is no longer needed by the transport.
Example in examples/advanced/Region/
This commit is contained in:
Alexey Rybalchenko
2017-11-14 17:00:37 +01:00
committed by Mohammad Al-Turany
parent 378c47c5e5
commit 58a312b730
39 changed files with 747 additions and 548 deletions
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16
fairmq/nanomsg/FairMQMessageNN.cxx
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@@ -22,14 +22,13 @@
using namespace std;
string FairMQMessageNN::fDeviceID = string();
FairMQ::Transport FairMQMessageNN::fTransportType = FairMQ::Transport::NN;
FairMQMessageNN::FairMQMessageNN()
: fMessage(nullptr)
, fSize(0)
, fReceiving(false)
, fRegion(false)
, fRegionPtr(nullptr)
{
fMessage = nn_allocmsg(0, 0);
if (!fMessage)
@@ -42,7 +41,7 @@ FairMQMessageNN::FairMQMessageNN(const size_t size)
: fMessage(nullptr)
, fSize(0)
, fReceiving(false)
, fRegion(false)
, fRegionPtr(nullptr)
{
fMessage = nn_allocmsg(size, 0);
if (!fMessage)
@@ -62,7 +61,7 @@ FairMQMessageNN::FairMQMessageNN(void* data, const size_t size, fairmq_free_fn*
: fMessage(nullptr)
, fSize(0)
, fReceiving(false)
, fRegion(false)
, fRegionPtr(nullptr)
{
fMessage = nn_allocmsg(size, 0);
if (!fMessage)
@@ -84,11 +83,11 @@ FairMQMessageNN::FairMQMessageNN(void* data, const size_t size, fairmq_free_fn*
}
}
FairMQMessageNN::FairMQMessageNN(FairMQUnmanagedRegionPtr& /*region*/, void* data, const size_t size)
FairMQMessageNN::FairMQMessageNN(FairMQUnmanagedRegionPtr& region, void* data, const size_t size)
: fMessage(data)
, fSize(size)
, fReceiving(false)
, fRegion(true)
, fRegionPtr(region.get())
{
// currently nanomsg will copy the buffer (data) inside nn_sendmsg()
}
@@ -153,11 +152,6 @@ void FairMQMessageNN::SetMessage(void* data, const size_t size)
fSize = size;
}
void FairMQMessageNN::SetDeviceId(const string& deviceId)
{
fDeviceID = deviceId;
}
FairMQ::Transport FairMQMessageNN::GetType() const
{
return fTransportType;