#include "rfid_reader_phy.hpp" #include "node.hpp" // These are the 802.11 values from ns-2. const double RfidReaderPhy::m_DEFAULT_READER_RX_THRESHOLD = 3.652e-10; const double RfidReaderPhy::m_DEFAULT_READER_CS_THRESHOLD = 1.559e-11; RfidReaderPhy::RfidReaderPhy(    NodePtr node, WirelessChannelManagerPtr wirelessChannelManager)    : PhysicalLayer(node), m_regularChannelIsValid(false),    m_allSendersChannelIsValid(false) {    m_wirelessChannelManagerPtr = wirelessChannelManager;    setRxThreshold(m_DEFAULT_READER_RX_THRESHOLD);    setCsThreshold(m_DEFAULT_READER_CS_THRESHOLD); } RfidReaderPhy::~RfidReaderPhy() {    // Detatch from any channels to which it is still attached.    if(m_regularChannelIsValid) {       m_wirelessChannelManagerPtr->detachAsListener(thisPhysicalLayer(),          m_regularChannel);       m_wirelessChannelManagerPtr->detachAsSender(thisPhysicalLayer(),          m_regularChannel);    }    if(m_allSendersChannelIsValid) {       m_wirelessChannelManagerPtr->detachAsSender(thisPhysicalLayer(),          m_allSendersChannel);    } } void RfidReaderPhy::simulationEndHandler() { } void RfidReaderPhy::resetRegularChannel() {    assert(m_wirelessChannelManagerPtr.get() != 0);    if(m_regularChannelIsValid) {       m_wirelessChannelManagerPtr->detachAsListener(thisPhysicalLayer(),          m_regularChannel);       m_wirelessChannelManagerPtr->detachAsSender(thisPhysicalLayer(),          m_regularChannel);    } } bool RfidReaderPhy::setRegularChannel(t_uint channelId) {    assert(m_wirelessChannelManagerPtr.get() != 0);    // First, we need to see if we can detach from our current    // channel if it's valid.    resetRegularChannel();    bool wasSuccessful = true;    wasSuccessful &= m_wirelessChannelManagerPtr->attachAsListener(       thisPhysicalLayer(), channelId);    wasSuccessful &= m_wirelessChannelManagerPtr->attachAsSender(       thisPhysicalLayer(), channelId);    m_regularChannelIsValid = wasSuccessful;    m_regularChannel = channelId;    return wasSuccessful; } bool RfidReaderPhy::setAllSendersChannel(t_uint channelId) {    assert(m_wirelessChannelManagerPtr.get() != 0);    resetAllSendersChannel();    bool wasSuccessful = true;    wasSuccessful &= m_wirelessChannelManagerPtr->attachAsSender(       thisPhysicalLayer(), channelId);    m_allSendersChannelIsValid = wasSuccessful;    m_allSendersChannel = channelId;    return wasSuccessful; } void RfidReaderPhy::resetAllSendersChannel() {    assert(m_wirelessChannelManagerPtr.get() != 0);    if(m_allSendersChannelIsValid) {       m_wirelessChannelManagerPtr->detachAsSender(thisPhysicalLayer(),          m_allSendersChannel);    }    m_allSendersChannelIsValid = false; }