111 lines
2.7 KiB
C++
111 lines
2.7 KiB
C++
#pragma once
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#include "Arduino.h"
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#include <time.h>
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#include <Udp.h>
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#define SEVENZYYEARS 2208988800UL
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#define NTP_PACKET_SIZE 48
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#define NTP_DEFAULT_LOCAL_PORT 1337
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class NTPClient {
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private:
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UDP* _udp;
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bool _udpSetup = false;
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const char* _poolServerName = "time.nist.gov"; // Default time server
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int _port = NTP_DEFAULT_LOCAL_PORT;
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int _timeOffset = 0;
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unsigned int _updateInterval = 60000; // In ms
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unsigned long _currentEpoc = 0; // In s
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unsigned long _lastUpdate = 0; // In ms
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byte _packetBuffer[NTP_PACKET_SIZE];
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void sendNTPPacket();
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public:
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NTPClient(UDP& udp);
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NTPClient(UDP& udp, int timeOffset);
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NTPClient(UDP& udp, const char* poolServerName);
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NTPClient(UDP& udp, const char* poolServerName, int timeOffset);
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NTPClient(UDP& udp, const char* poolServerName, int timeOffset, int updateInterval);
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/**
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* Allow adding parameters outside of constructor
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*/
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void configure(const char* poolServerName, int timeOffset);
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/**
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* Starts the underlying UDP client with the default local port
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*/
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void begin();
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/**
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* Starts the underlying UDP client with the specified local port
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*/
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void begin(int port);
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/**
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* This should be called in the main loop of your application. By default an update from the NTP Server is only
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* made every 60 seconds. This can be configured in the NTPClient constructor.
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*
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* @return true on success, false on failure
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*/
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bool update();
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/**
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* This will force the update from the NTP Server.
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*
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* @return true on success, false on failure
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*/
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bool forceUpdate();
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int getDay();
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int getHours();
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int getMinutes();
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int getSeconds();
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/**
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* Changes the time offset. Useful for changing timezones dynamically
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*/
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void setTimeOffset(int timeOffset);
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/**
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* Set the update interval to another frequency. E.g. useful when the
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* timeOffset should not be set in the constructor
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*/
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void setUpdateInterval(int updateInterval);
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/**
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* @return time formatted like `hh:mm:ss`
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*/
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// String getFormattedTime();
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/**
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* @return time formatted like `DD:MM:YYYY`
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*/
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// String getFormattedDate();
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/**
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* @return time formatted like `DD:MM:YYYY hh:mm:ss`
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*/
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// String getFullFormattedTime();
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int getYear();
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int getMonth();
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int getDate();
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/**
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* @return time in seconds since Jan. 1, 1970
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*/
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unsigned long getEpochTime();
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/**
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* Stops the underlying UDP client
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*/
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void end();
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};
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