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865c0e010f
Add license text to all header files Add license text to all c++ source files Add license text to all C macro files Converting file to UNIX format. Add license text to all build system files Add license text to all c source files Rename file LICENCE to LICENSE. Change preamble in all files.
158 lines
3.3 KiB
C++
158 lines
3.3 KiB
C++
/********************************************************************************
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* Copyright (C) 2014 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
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* *
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* This software is distributed under the terms of the *
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* GNU Lesser General Public Licence version 3 (LGPL) version 3, *
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* copied verbatim in the file "LICENSE" *
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********************************************************************************/
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/**
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* FairMQMessageNN.cxx
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*
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* @since 2013-12-05
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* @author A. Rybalchenko
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*/
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#include <cstring>
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#include <nanomsg/nn.h>
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#include "FairMQMessageNN.h"
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#include "FairMQLogger.h"
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FairMQMessageNN::FairMQMessageNN()
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: fSize(0)
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, fMessage(NULL)
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, fReceiving(false)
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{
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}
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FairMQMessageNN::FairMQMessageNN(size_t size)
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{
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fMessage = nn_allocmsg(size, 0);
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if (!fMessage)
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{
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LOG(ERROR) << "failed allocating message, reason: " << nn_strerror(errno);
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}
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fSize = size;
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fReceiving = false;
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}
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FairMQMessageNN::FairMQMessageNN(void* data, size_t size)
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{
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fMessage = nn_allocmsg(size, 0);
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if (!fMessage)
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{
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LOG(ERROR) << "failed allocating message, reason: " << nn_strerror(errno);
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}
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memcpy(fMessage, data, size);
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fSize = size;
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fReceiving = false;
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}
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void FairMQMessageNN::Rebuild()
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{
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Clear();
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fSize = 0;
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fMessage = NULL;
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fReceiving = false;
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}
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void FairMQMessageNN::Rebuild(size_t size)
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{
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Clear();
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fMessage = nn_allocmsg(size, 0);
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if (!fMessage)
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{
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LOG(ERROR) << "failed allocating message, reason: " << nn_strerror(errno);
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}
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fSize = size;
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fReceiving = false;
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}
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void FairMQMessageNN::Rebuild(void* data, size_t size)
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{
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Clear();
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fMessage = nn_allocmsg(size, 0);
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if (!fMessage)
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{
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LOG(ERROR) << "failed allocating message, reason: " << nn_strerror(errno);
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}
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memcpy(fMessage, data, size);
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fSize = size;
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fReceiving = false;
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}
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void* FairMQMessageNN::GetMessage()
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{
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return fMessage;
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}
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void* FairMQMessageNN::GetData()
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{
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return fMessage;
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}
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size_t FairMQMessageNN::GetSize()
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{
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return fSize;
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}
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void FairMQMessageNN::SetMessage(void* data, size_t size)
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{
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fMessage = data;
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fSize = size;
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}
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void FairMQMessageNN::Copy(FairMQMessage* msg)
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{
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if (fMessage)
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{
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int rc = nn_freemsg(fMessage);
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if (rc < 0)
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{
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LOG(ERROR) << "failed freeing message, reason: " << nn_strerror(errno);
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}
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}
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size_t size = msg->GetSize();
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fMessage = nn_allocmsg(size, 0);
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if (!fMessage)
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{
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LOG(ERROR) << "failed allocating message, reason: " << nn_strerror(errno);
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}
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std::memcpy(fMessage, msg->GetMessage(), size);
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fSize = size;
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}
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inline void FairMQMessageNN::Clear()
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{
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int rc = nn_freemsg(fMessage);
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if (rc < 0)
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{
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LOG(ERROR) << "failed freeing message, reason: " << nn_strerror(errno);
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}
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else
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{
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fMessage = NULL;
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fSize = 0;
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}
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}
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FairMQMessageNN::~FairMQMessageNN()
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{
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if (fReceiving)
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{
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int rc = nn_freemsg(fMessage);
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if (rc < 0)
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{
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LOG(ERROR) << "failed freeing message, reason: " << nn_strerror(errno);
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}
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else
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{
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fMessage = NULL;
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fSize = 0;
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}
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}
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}
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