154 lines
4.1 KiB
C++
154 lines
4.1 KiB
C++
/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* SandNetDevice.cpp
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* SandNet device
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* Copyright (C) 2005-2009 Simon Newton
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*/
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#include <sstream>
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#include <string>
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#include <vector>
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#include "ola/Logging.h"
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#include "ola/network/NetworkUtils.h"
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#include "olad/Plugin.h"
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#include "olad/PluginAdaptor.h"
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#include "olad/Preferences.h"
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#include "plugins/sandnet/SandNetDevice.h"
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#include "plugins/sandnet/SandNetPlugin.h"
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#include "plugins/sandnet/SandNetPort.h"
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namespace ola {
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namespace plugin {
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namespace sandnet {
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const char SandNetDevice::IP_KEY[] = "ip";
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const char SandNetDevice::NAME_KEY[] = "name";
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const char SandNetDevice::SANDNET_DEVICE_NAME[] = "SandNet";
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/*
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* Create a new device
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*/
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SandNetDevice::SandNetDevice(SandNetPlugin *owner,
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Preferences *prefs,
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const PluginAdaptor *plugin_adaptor):
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Device(owner, SANDNET_DEVICE_NAME),
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m_preferences(prefs),
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m_plugin_adaptor(plugin_adaptor),
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m_node(NULL),
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m_timeout_id(ola::network::INVALID_TIMEOUT) {
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}
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/*
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* Start this device
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*/
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bool SandNetDevice::StartHook() {
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vector<ola::network::UdpSocket*> sockets;
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vector<ola::network::UdpSocket*>::iterator iter;
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m_node = new SandNetNode(m_preferences->GetValue(IP_KEY));
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m_node->SetName(m_preferences->GetValue(NAME_KEY));
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// setup the output ports (ie INTO sandnet)
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for (int i = 0; i < SANDNET_MAX_PORTS; i++) {
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bool ret = m_node->SetPortParameters(i,
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SandNetNode::SANDNET_PORT_MODE_IN,
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0,
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i);
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if (!ret) {
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OLA_WARN << "SetPortParameters failed";
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DeleteAllPorts();
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delete m_node;
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return false;
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}
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}
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if (!m_node->Start()) {
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DeleteAllPorts();
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delete m_node;
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return false;
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}
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stringstream str;
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str << SANDNET_DEVICE_NAME << " [" <<
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ola::network::AddressToString(m_node->GetInterface().ip_address) << "]";
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SetName(str.str());
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for (unsigned int i = 0; i < INPUT_PORTS; i++) {
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SandNetInputPort *port = new SandNetInputPort(
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this,
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i,
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m_plugin_adaptor->WakeUpTime(),
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m_node);
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AddPort(port);
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}
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for (unsigned int i = 0; i < SANDNET_MAX_PORTS ; i++) {
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SandNetOutputPort *port = new SandNetOutputPort(this, i, m_node);
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AddPort(port);
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}
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sockets = m_node->GetSockets();
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for (iter = sockets.begin(); iter != sockets.end(); ++iter)
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m_plugin_adaptor->AddSocket(*iter);
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m_timeout_id = m_plugin_adaptor->RegisterRepeatingTimeout(
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ADVERTISTMENT_PERIOD_MS,
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NewClosure(this, &SandNetDevice::SendAdvertisement));
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return true;
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}
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/*
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* Stop this device
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*/
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void SandNetDevice::PrePortStop() {
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vector<ola::network::UdpSocket*> sockets = m_node->GetSockets();
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vector<ola::network::UdpSocket*>::iterator iter;
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for (iter = sockets.begin(); iter != sockets.end(); ++iter)
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m_plugin_adaptor->RemoveSocket(*iter);
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if (m_timeout_id != ola::network::INVALID_TIMEOUT) {
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m_plugin_adaptor->RemoveTimeout(m_timeout_id);
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m_timeout_id = ola::network::INVALID_TIMEOUT;
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}
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}
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/*
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* Stop this device
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*/
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void SandNetDevice::PostPortStop() {
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m_node->Stop();
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delete m_node;
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m_node = NULL;
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}
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/*
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* Called periodically to send advertisements.
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*/
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bool SandNetDevice::SendAdvertisement() {
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OLA_DEBUG << "Sending Sandnet advertisement";
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m_node->SendAdvertisement();
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return true;
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}
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} // sandnet
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} // plugin
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} // ola
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