DeviceHandle.cpp

/*
Copyright 2007, 2008, 2009, 2010, 2011 Instituto de Sistemas e Robotica, Instituto Superior Tecnico

This file is part of MeRMaID.

MeRMaID is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

MeRMaID is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
along with MeRMaID.  If not, see <http://www.gnu.org/licenses/>.
*/



#include "config.h"

#include <algorithm>
#include <cassert>
#include <Task.hpp>
#include "DeviceHandle.hpp"
#include "IOManager.hpp"

using namespace mermaid::support::io;

using mermaid::support::activeobject::Task;

DeviceHandle::~DeviceHandle()
{
  if (closed_ == false) {
    close();
    closed_ = true;
  }
}

DeviceHandle::DeviceHandle (shared_ptr<Device> device) : device_ (device), closed_ (false)
{

}

void DeviceHandle::enableRead (shared_ptr<StreamOperationHandlerMethodBase> streamOperationHandlerRead)
{
  IOManager::getInstance()->enableDeviceRead (device_, streamOperationHandlerRead);
}

void DeviceHandle::write (size_t bytesToWrite, const char* data, shared_ptr<StreamOperationHandlerMethodBase> streamOperationHandlerWrite)
{
  // copy data
  char* copyOfData = new char[bytesToWrite];
  std::copy (data, data + bytesToWrite, copyOfData);
  
  device_->write (bytesToWrite, copyOfData, streamOperationHandlerWrite);
}

void DeviceHandle::close()
{
  IOManager::getInstance()->closeDevice (device_);
  closed_ = true;
}

void DeviceHandle::configureDevice (shared_ptr<DeviceConfigurator> deviceConfigurator)
{
  device_->configureDevice (deviceConfigurator);
}