bool CCCSProtocolHandler::writePoll(const CPollData& poll)
{
unsigned char buffer[30U];
unsigned int length = poll.getCCSData(buffer, 30U);
#if defined(DUMP_TX)
CUtils::dump(wxT("Sending Poll"), buffer, length);
#endif
return m_socket.write(buffer, length, poll.getYourAddress(), poll.getYourPort());
}
CPollData* CCCSProtocolHandler::readPoll()
{
if (m_type != CT_POLL)
return NULL;
CPollData* poll = new CPollData;
bool res = poll->setCCSData(m_buffer, m_length, m_yourAddress, m_yourPort, m_myPort);
if (!res) {
delete poll;
return NULL;
}
return poll;
}
void CDPlusHandler::process(const CPollData& poll)
{
in_addr yourAddress = poll.getYourAddress();
unsigned int yourPort = poll.getYourPort();
unsigned int myPort = poll.getMyPort();
for (unsigned int i = 0U; i < m_maxReflectors; i++) {
CDPlusHandler* reflector = m_reflectors[i];
if (reflector != NULL) {
if (reflector->m_yourAddress.s_addr == yourAddress.s_addr &&
reflector->m_yourPort == yourPort &&
reflector->m_myPort == myPort) {
reflector->m_pollInactivityTimer.reset();
return;
}
}
}
// If we cannot find an existing link, we ignore the poll
wxLogMessage(wxT("Incoming poll from unknown D-Plus dongle"));
}
void CDPlusHandler::process(const CPollData& poll)
{
in_addr address = poll.getAddress();
for (unsigned int i = 0U; i < m_maxReflectors; i++) {
if (m_reflectors[i] != NULL) {
if (m_reflectors[i]->m_address.s_addr == address.s_addr) {
m_reflectors[i]->m_pollInactivityTimer.reset();
return;
}
}
}
// If we cannot find an existing link, we ignore the poll
wxLogMessage(wxT("Incoming poll from unknown D-Plus dongle"));
}
void CDExtraHandler::process(const CPollData& poll)
{
bool found = false;
wxString reflector = poll.getData1();
in_addr address = poll.getAddress();
unsigned int port = poll.getPort();
// Check to see if we already have a link
for (unsigned int i = 0U; i < m_maxReflectors; i++) {
if (m_reflectors[i] != NULL) {
if (m_reflectors[i]->m_reflector.Left(LONG_CALLSIGN_LENGTH - 1U).IsSameAs(reflector.Left(LONG_CALLSIGN_LENGTH - 1U)) &&
m_reflectors[i]->m_address.s_addr == address.s_addr && m_reflectors[i]->m_port == port && m_reflectors[i]->m_linkState == DEXTRA_LINKED) {
m_reflectors[i]->m_pollInactivityTimer.reset();
found = true;
}
}
}
if (found)
return;
// A repeater poll arriving here is an error
if (!poll.isDongle())
return;
// Check to see if we are allowed to accept it
unsigned int count = 0U;
for (unsigned int i = 0U; i < m_maxReflectors; i++) {
if (m_reflectors[i] != NULL &&
m_reflectors[i]->m_direction == DIR_INCOMING &&
m_reflectors[i]->m_repeater.IsEmpty())
count++;
}
if (count >= m_maxDongles)
return;
// An unmatched poll indicates the need for a new entry
wxLogMessage(wxT("New incoming DExtra Dongle from %s"), reflector.c_str());
CDExtraHandler* handler = new CDExtraHandler(reflector, address, port, DIR_INCOMING);
found = false;
for (unsigned int i = 0U; i < m_maxReflectors; i++) {
if (m_reflectors[i] == NULL) {
m_reflectors[i] = handler;
found = true;
break;
}
}
if (found) {
// Return the poll
CPollData poll(m_callsign, wxEmptyString, address, port);
m_handler->writePoll(poll);
} else {
wxLogError(wxT("No space to add new DExtra Dongle, ignoring"));
delete handler;
}
}
