wmbusmeters/src/meter_tsd2.cc

104 wiersze
2.2 KiB
C++

/*
Copyright (C) 2020 Fredrik Öhrström
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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include"dvparser.h"
#include"meters.h"
#include"meters_common_implementation.h"
#include"wmbus.h"
#include"wmbus_utils.h"
#define INFO_CODE_SMOKE 0x0001
struct MeterTSD2 : public virtual SmokeDetector, public virtual MeterCommonImplementation
{
MeterTSD2(MeterInfo &mi);
string status();
bool smokeDetected();
private:
void processContent(Telegram *t);
private:
uint16_t info_codes_ {};
bool error_ {};
};
MeterTSD2::MeterTSD2(MeterInfo &mi) :
MeterCommonImplementation(mi, MeterType::TSD2)
{
setExpectedTPLSecurityMode(TPLSecurityMode::AES_CBC_IV);
addLinkMode(LinkMode::T1);
addPrint("status", Quantity::Text,
[&](){ return status(); },
"The current status: OK, SMOKE or ERROR.",
true, true);
}
shared_ptr<SmokeDetector> createTSD2(MeterInfo &mi)
{
return shared_ptr<SmokeDetector>(new MeterTSD2(mi));
}
bool MeterTSD2::smokeDetected()
{
return info_codes_ & INFO_CODE_SMOKE;
}
void MeterTSD2::processContent(Telegram *t)
{
vector<uchar> data;
t->extractPayload(&data);
if (data.size() > 0)
{
info_codes_ = data[0];
error_ = false;
// Check CRC etc here....
}
else
{
error_ = true;
}
}
string MeterTSD2::status()
{
string s;
bool smoke = info_codes_ & INFO_CODE_SMOKE;
if (smoke)
{
s.append("SMOKE ");
}
if (error_)
{
s.append("ERROR ");
}
if (s.length() > 0)
{
s.pop_back();
return s;
}
return "OK";
}