122 lines
2.6 KiB
C++
122 lines
2.6 KiB
C++
/*
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* Copyright (C) 2009-2014,2016,2020 by Jonathan Naylor G4KLX
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*
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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 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., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "RptNetwork.h"
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#include "Utils.h"
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#include "Log.h"
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#include <cstdio>
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#include <cassert>
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#include <cstring>
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CRptNetwork::CRptNetwork(unsigned short myPort, const sockaddr_storage& rptAddr, unsigned int rptAddrLen, const std::string& callsign, bool debug) :
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m_rptAddr(rptAddr),
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m_rptAddrLen(rptAddrLen),
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m_callsign(callsign),
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m_socket(myPort),
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m_debug(debug),
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m_timer(1000U, 5U)
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{
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assert(myPort > 0U);
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assert(rptAddrLen > 0U);
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m_callsign.resize(10U, ' ');
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}
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CRptNetwork::~CRptNetwork()
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{
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}
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bool CRptNetwork::open()
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{
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LogInfo("Opening Rpt network connection");
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bool ret = m_socket.open(m_rptAddr);
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if (ret) {
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m_timer.start();
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return true;
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} else {
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return false;
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}
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}
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bool CRptNetwork::write(const unsigned char* data, unsigned int length)
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{
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assert(data != NULL);
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assert(length > 0U);
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if (m_debug)
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CUtils::dump(1U, "Rpt Network Data Sent", data, length);
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return m_socket.write(data, length, m_rptAddr, m_rptAddrLen);
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}
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bool CRptNetwork::writePoll()
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{
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unsigned char data[15U];
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data[0U] = 0xF0U;
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for (unsigned int i = 0U; i < 10U; i++)
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data[i + 1U] = m_callsign.at(i);
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if (m_debug)
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CUtils::dump(1U, "Rpt Network Poll Sent", data, 11U);
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return m_socket.write(data, 11U, m_rptAddr, m_rptAddrLen);
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}
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unsigned int CRptNetwork::read(unsigned char* data, unsigned int length)
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{
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assert(data != NULL);
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assert(length > 0U);
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sockaddr_storage addr;
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unsigned int addrLen = 0U;
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int len = m_socket.read(data, length, addr, addrLen);
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if (len <= 0)
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return 0U;
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if (!CUDPSocket::match(addr, m_rptAddr))
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return 0U;
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if (m_debug)
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CUtils::dump(1U, "Rpt Network Data Received", data, len);
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return len;
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}
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void CRptNetwork::clock(unsigned int ms)
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{
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m_timer.clock(ms);
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if (m_timer.isRunning() && m_timer.hasExpired()) {
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writePoll();
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m_timer.start();
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}
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}
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void CRptNetwork::close()
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{
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m_timer.stop();
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m_socket.close();
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LogInfo("Closing Rpt network connection");
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}
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