MMDVMHost-Private/DMRLookup.cpp
2016-06-13 18:48:05 +01:00

88 lines
2 KiB
C++

/*
* Copyright (C) 2016 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 "DMRLookup.h"
#include "Log.h"
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <cctype>
CDMRLookup::CDMRLookup(const std::string& filename) :
m_filename(filename)
{
}
CDMRLookup::~CDMRLookup()
{
}
bool CDMRLookup::read()
{
FILE* fp = ::fopen(m_filename.c_str(), "rt");
if (fp == NULL) {
LogWarning("Cannot open the DMR Id lookup file - %s", m_filename.c_str());
return false;
}
char buffer[100U];
while (::fgets(buffer, 100U, fp) != NULL) {
if (buffer[0U] == '#')
continue;
char* p1 = ::strtok(buffer, " \t\r\n");
char* p2 = ::strtok(NULL, " \t\r\n");
if (p1 != NULL && p2 != NULL) {
unsigned int id = (unsigned int)::atoi(p1);
for (char* p = p2; *p != 0x00U; p++)
*p = ::toupper(*p);
m_table[id] = std::string(p2);
}
}
::fclose(fp);
size_t size = m_table.size();
if (size == 0U)
return false;
LogInfo("Loaded %u DMR Ids to the callsign lookup table", size);
return true;
}
std::string CDMRLookup::find(unsigned int id) const
{
std::string callsign;
if (id == 0xFFFFFFU)
return std::string("ALL");
try {
callsign = m_table.at(id);
} catch (...) {
char text[10U];
::sprintf(text, "%u", id);
callsign = std::string(text);
}
return callsign;
}