59 lines
1.3 KiB
C++
59 lines
1.3 KiB
C++
/*
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* NTP.h
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*
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* Copyright 2017 Christopher B. Liebman
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Created on: Feb 27, 2018
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* Author: chris.l
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*/
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#ifndef NTP_H_
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#define NTP_H_
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#include "Arduino.h"
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#include "ESPAsyncUDP.h"
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#include "GPS.h"
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typedef struct ntp_time
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{
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uint32_t seconds;
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uint32_t fraction;
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} NTPTime;
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class NTP
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{
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public:
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NTP(GPS& gps);
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virtual ~NTP();
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void begin();
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uint32_t getReqCount() { return _req_count; }
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uint32_t getRspCount() { return _rsp_count; }
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private:
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GPS& _gps;
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AsyncUDP _udp;
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uint32_t _req_count;
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uint32_t _rsp_count;
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uint8_t _precision;
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void getNTPTime(NTPTime *time);
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int8_t computePrecision();
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void ntp(AsyncUDPPacket& aup);
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};
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#endif /* NTP_H_ */
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