130 lines
3.4 KiB
C++
Executable File
130 lines
3.4 KiB
C++
Executable File
#pragma once
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#include "Arduino.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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#define DEBUG_NTPClient
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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 = "pool.ntp.org"; // Default time server
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IPAddress _poolServerIP;
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int _port = NTP_DEFAULT_LOCAL_PORT;
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long _timeOffset = 0;
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unsigned long _updateInterval = 60000; // In ms
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unsigned long _currentEpoc = 0; // In s
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float _current_epoc_dec = 0; // In s, decimal part of current epoc
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uint32_t _lastUpdate = 0xff000000;// In ms
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uint16_t _ntp_timeout = 1000; // In ms
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uint32_t _last_fail = 0xffff0000; // 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, long timeOffset);
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NTPClient(UDP& udp, const char* poolServerName);
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NTPClient(UDP& udp, const char* poolServerName, long timeOffset);
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NTPClient(UDP& udp, const char* poolServerName, long timeOffset, unsigned long updateInterval);
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NTPClient(UDP& udp, IPAddress poolServerIP);
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NTPClient(UDP& udp, IPAddress poolServerIP, long timeOffset);
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NTPClient(UDP& udp, IPAddress poolServerIP, long timeOffset, unsigned long updateInterval);
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/**
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* Set time server name
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*
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* @param poolServerName
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*/
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void setPoolServerName(const char* poolServerName);
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/**
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* clear time server and set ip
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*
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* @param ServerIP
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*/
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void setPoolServerIP(IPAddress server_ip);
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/**
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* Set ntp timeout, recommand not above 1000ms
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*
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* @param t_ms
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*/
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void setTimeout(uint16_t t_ms);
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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 1(true) on updated and success
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* 0(false) on updated and failure
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* 2 on not time to update
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* 3 on it's time to update but last failed was just happen, so it decided to wait more
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*/
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int8_t 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() const;
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int getHours() const;
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int getMinutes() const;
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int getSeconds() const;
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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(unsigned long 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() const;
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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() const;
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/**
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* @return ms of this second, in ms
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*/
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float get_millis() const;
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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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