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/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 Library General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* PathportDevice.cpp
* Pathport device
* Copyright (C) 2005 Simon Newton
*/
#include <sstream>
#include <vector>
#include "ola/Logging.h"
#include "ola/StringUtils.h"
#include "ola/network/NetworkUtils.h"
#include "olad/PluginAdaptor.h"
#include "olad/Preferences.h"
#include "olad/Universe.h"
#include "plugins/pathport/PathportDevice.h"
#include "plugins/pathport/PathportPort.h"
#include "plugins/pathport/PathportPlugin.h"
namespace ola {
namespace plugin {
namespace pathport {
using std::ostringstream;
using std::vector;
const char PathportDevice::K_DEFAULT_NODE_NAME[] = "ola-Pathport";
const char PathportDevice::K_DSCP_KEY[] = "dscp";
const char PathportDevice::K_NODE_ID_KEY[] = "node-id";
const char PathportDevice::K_NODE_IP_KEY[] = "ip";
const char PathportDevice::K_NODE_NAME_KEY[] = "name";
const char PathportDevice::PATHPORT_DEVICE_NAME[] = "Pathport";
/*
* Create a new device
*/
PathportDevice::PathportDevice(PathportPlugin *owner,
Preferences *prefs,
PluginAdaptor *plugin_adaptor)
: Device(owner, PATHPORT_DEVICE_NAME),
m_preferences(prefs),
m_plugin_adaptor(plugin_adaptor),
m_node(NULL),
m_timeout_id(ola::thread::INVALID_TIMEOUT) {
}
/*
* Start this device
*/
bool PathportDevice::StartHook() {
uint32_t product_id;
if (!StringToInt(m_preferences->GetValue(K_NODE_ID_KEY), &product_id)) {
OLA_WARN << "Invalid node Id " << m_preferences->GetValue(K_NODE_ID_KEY);
}
unsigned int dscp;
if (!StringToInt(m_preferences->GetValue(K_DSCP_KEY), &dscp)) {
OLA_WARN << "Can't convert dscp value " <<
m_preferences->GetValue(K_DSCP_KEY) << " to int";
dscp = 0;
} else {
// shift 2 bits left
dscp = dscp << 2;
}
m_node = new PathportNode(m_preferences->GetValue(K_NODE_IP_KEY),
product_id, dscp);
if (!m_node->Start()) {
delete m_node;
m_node = NULL;
return false;
}
ostringstream str;
str << PATHPORT_DEVICE_NAME << " [" << m_node->GetInterface().ip_address <<
"]";
SetName(str.str());
for (unsigned int i = 0; i < PORTS_PER_DEVICE; i++) {
PathportInputPort *port = new PathportInputPort(
this,
i,
m_plugin_adaptor,
m_node);
AddPort(port);
}
for (unsigned int i = 0; i < PORTS_PER_DEVICE; i++) {
PathportOutputPort *port = new PathportOutputPort(this, i, m_node);
AddPort(port);
}
m_plugin_adaptor->AddReadDescriptor(m_node->GetSocket());
m_timeout_id = m_plugin_adaptor->RegisterRepeatingTimeout(
ADVERTISEMENT_PERIOD_MS,
NewCallback(this, &PathportDevice::SendArpReply));
return true;
}
/*
* Stop this device
*/
void PathportDevice::PrePortStop() {
m_plugin_adaptor->RemoveReadDescriptor(m_node->GetSocket());
if (m_timeout_id != ola::thread::INVALID_TIMEOUT) {
m_plugin_adaptor->RemoveTimeout(m_timeout_id);
m_timeout_id = ola::thread::INVALID_TIMEOUT;
}
}
/*
* Stop this device
*/
void PathportDevice::PostPortStop() {
m_node->Stop();
delete m_node;
}
bool PathportDevice::SendArpReply() {
OLA_DEBUG << "Sending pathport arp reply";
if (m_node)
m_node->SendArpReply();
return true;
}
} // namespace pathport
} // namespace plugin
} // namespace ola
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