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137 lines
4.1 KiB
137 lines
4.1 KiB
/*
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* Copyright (C) 2010,2011,2012 by Jonathan Naylor G4KLX
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* Copyright (c) 2017 by Thomas A. Early N7TAE
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* Copyright (c) 2021 by Geoffrey Merck F4FXL / KC3FRA
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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 "CacheManager.h"
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#include "DStarDefines.h"
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CCacheManager::CCacheManager() :
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m_userCache(),
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m_gatewayCache(),
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m_repeaterCache()
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{
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}
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CCacheManager::~CCacheManager()
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{
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}
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// returns a new CUserData if there is a user and a and gateway
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CUserData *CCacheManager::findUser(const std::string& user)
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{
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mux.lock();
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CUserRecord *ur = m_userCache.find(user);
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if (ur == NULL) {
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mux.unlock();
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return NULL;
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}
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std::string gateway(ur->getRepeater()); // it's not a gateway yet
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CRepeaterRecord *rr = m_repeaterCache.find(gateway);
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if (rr == NULL) {
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gateway = ur->getRepeater();
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gateway.resize(LONG_CALLSIGN_LENGTH - 1U, ' ');
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gateway.push_back('G'); // now it's a gateway
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} else
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gateway = rr->getGateway();
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CGatewayRecord *gr = m_gatewayCache.find(gateway);
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if (gr == NULL) {
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mux.unlock();
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return NULL;
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}
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CUserData *userdata = new CUserData(user, ur->getRepeater(), gr->getGateway(), gr->getAddress());
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mux.unlock();
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return userdata;
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}
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CGatewayData *CCacheManager::findGateway(const std::string& gateway)
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{
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mux.lock();
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CGatewayRecord *gr = m_gatewayCache.find(gateway);
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if (gr == NULL)
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return NULL;
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CGatewayData *gatewaydata = new CGatewayData(gateway, gr->getAddress(), gr->getProtocol());
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mux.unlock();
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return gatewaydata;
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}
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CRepeaterData* CCacheManager::findRepeater(const std::string& repeater)
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{
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mux.lock();
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CRepeaterRecord *rr = m_repeaterCache.find(repeater);
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std::string gateway;
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if (rr == NULL) {
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gateway = repeater;
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gateway.resize(LONG_CALLSIGN_LENGTH - 1U, ' ');
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gateway.push_back('G');
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} else {
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gateway = rr->getGateway();
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}
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CGatewayRecord *gr = m_gatewayCache.find(gateway);
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if (gr == NULL) {
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mux.unlock();
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return NULL;
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}
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CRepeaterData *repeaterdata = new CRepeaterData(repeater, gr->getGateway(), gr->getAddress(), gr->getProtocol());
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mux.unlock();
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return repeaterdata;
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}
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void CCacheManager::updateUser(const std::string& user, const std::string& repeater, const std::string& gateway, const std::string& address, const std::string& timestamp, DSTAR_PROTOCOL protocol, bool addrLock, bool protoLock)
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{
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mux.lock();
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std::string repeater7 = repeater.substr(0, LONG_CALLSIGN_LENGTH - 1U);
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std::string gateway7 = gateway.substr(0, LONG_CALLSIGN_LENGTH - 1U);
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m_userCache.update(user, repeater, timestamp);
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// Only store non-standard repeater-gateway pairs
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if (repeater7.compare(gateway7))
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m_repeaterCache.update(repeater, gateway);
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m_gatewayCache.update(gateway, address, protocol, addrLock, protoLock);
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mux.unlock();
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}
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void CCacheManager::updateRepeater(const std::string& repeater, const std::string& gateway, const std::string& address, DSTAR_PROTOCOL protocol, bool addrLock, bool protoLock)
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{
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mux.lock();
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std::string repeater7 = repeater.substr(0, LONG_CALLSIGN_LENGTH - 1U);
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std::string gateway7 = gateway.substr(0, LONG_CALLSIGN_LENGTH - 1U);
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// Only store non-standard repeater-gateway pairs
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if (repeater7.compare(gateway7))
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m_repeaterCache.update(repeater, gateway);
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m_gatewayCache.update(gateway, address, protocol, addrLock, protoLock);
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mux.unlock();
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}
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void CCacheManager::updateGateway(const std::string& gateway, const std::string& address, DSTAR_PROTOCOL protocol, bool addrLock, bool protoLock)
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{
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mux.lock();
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m_gatewayCache.update(gateway, address, protocol, addrLock, protoLock);
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mux.unlock();
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}
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