MMDVM_CM/NXDN2DMR/Reflectors.cpp

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2018-05-28 11:02:35 -04:00
/*
* Copyright (C) 2016,2017 by Jonathan Naylor G4KLX
*
* 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 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "Reflectors.h"
#include "Log.h"
#include <algorithm>
#include <functional>
#include <cstdio>
#include <cassert>
#include <cstring>
#include <cctype>
CReflectors::CReflectors(const std::string& hostsFile, unsigned int reloadTime) :
m_hostsFile(hostsFile),
m_reflectors(),
m_timer(1000U, reloadTime * 60U)
{
if (reloadTime > 0U)
m_timer.start();
}
CReflectors::~CReflectors()
{
for (std::vector<CReflector*>::iterator it = m_reflectors.begin(); it != m_reflectors.end(); ++it)
delete *it;
m_reflectors.clear();
}
bool CReflectors::load()
{
for (std::vector<CReflector*>::iterator it = m_reflectors.begin(); it != m_reflectors.end(); ++it)
delete *it;
m_reflectors.clear();
FILE* fp = ::fopen(m_hostsFile.c_str(), "rt");
if (fp != NULL) {
char buffer[100U];
while (::fgets(buffer, 100U, fp) != NULL) {
if (buffer[0U] == '#')
continue;
char* p1 = ::strtok(buffer, ";\r\n");
char* p2 = ::strtok(NULL, ";\r\n");
char* p3 = ::strtok(NULL, "\r\n");
if (p1 != NULL && p2 != NULL && p3 != NULL) {
CReflector* refl = new CReflector;
refl->m_id = (unsigned int)::atoi(p1);
refl->m_address = std::string(p2);
refl->m_startup = (unsigned int)::atoi(p3);
m_reflectors.push_back(refl);
}
}
::fclose(fp);
}
size_t size = m_reflectors.size();
LogInfo("Loaded %u XLX reflectors", size);
size = m_reflectors.size();
if (size == 0U)
return false;
return true;
}
CReflector* CReflectors::find(unsigned int id)
{
for (std::vector<CReflector*>::iterator it = m_reflectors.begin(); it != m_reflectors.end(); ++it) {
if (id == (*it)->m_id)
return *it;
}
LogMessage("Trying to find non existent XLX reflector with an id of %u", id);
return NULL;
}
void CReflectors::clock(unsigned int ms)
{
m_timer.clock(ms);
if (m_timer.isRunning() && m_timer.hasExpired()) {
load();
m_timer.start();
}
}