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GnssNavTimeUTCParser.h
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GnssNavTimeUTCParser.h
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/*
* Copyright (C) 2019 GlobalLogic
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __GNSSNAVTIMEUTCPARSER_H__
#define __GNSSNAVTIMEUTCPARSER_H__
#include <vector>
#include <cstdint>
#include <list>
#include <queue>
#include <android/hardware/gnss/1.0/types.h>
#include <android/hardware/gnss/1.0/IGnssMeasurementCallback.h>
#include "GnssParserCommonImpl.h"
/* From u-blox 8 / u-blox M8 Receiver Description - Manual
* 33.18.2 UBX-RXM-MEASX (0x02 0x14)
* 33.18.2.1 Satellite Measurements for RRLP
* Message: UBX-NAV-TIMEUTC
* Description: Satellite Measurements for RRLP
*/
class GnssNavTimeUTCParser : public GnssParserCommonImpl {
public:
/*!
* \brief GnssNavTimeUTCParser
* \param payload - a pointer to the payload of incoming message
* \param payloadLen - length in bytes of payload
*/
GnssNavTimeUTCParser(const uint8_t* payload, uint16_t payloadLen);
~GnssNavTimeUTCParser() override {}
/*!
* \brief retrieveSvInfo - fill the gnssData object with collected data
* \param gnssData - reference to gnssData object
* \return UTCDone on success, otherwise NotReady
*/
uint8_t retrieveSvInfo(MeasurementCb::GnssData &gnssData) final;
/*!
* \brief dumpDebug - print log in logcat, and write dump to file
*/
void dumpDebug() override;
private:
typedef struct SingleBlock {
uint32_t iTow;
uint32_t timeAccuracy;
int32_t nanoSecondFraction;
uint16_t year;
uint8_t month;
uint8_t day;
uint8_t hour;
uint8_t minute;
uint8_t second;
uint8_t flags;
} singleBlock_t;
const uint8_t* mPayload;
int64_t timeNano = 0;
singleBlock_t data;
uint16_t mPayloadLen = 0;
bool mValid = false;
protected:
GnssNavTimeUTCParser(){}
/*!
* \brief parseNavTimeUTCMsg - collect data from input message, set validity
*/
void parseNavTimeUTCMsg();
/*!
* \brief parseSingleBlock - parse input message
*/
void parseSingleBlock();
/*!
* \brief checkFlags - check validity flags
* \brief check valid iTOW, week number, UTC time TC standard in use
* \brief check UTC standard in use
* \return true if valid Week and UTC time, otherwise false
*/
bool checkFlags();
/*!
* \brief setTimeNano - compute time in nanoseconds
* \brief from input year/month/day/hour/minute/second/nanosecond fraction
* \return true on success, otherwise false
*/
bool setTimeNano();
};
#endif // __GNSSNAVTIMEUTCPARSER_H__