91 lines
2.7 KiB
C++
91 lines
2.7 KiB
C++
#ifndef NTPCLIENTPLUS_H
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#define NTPCLIENTPLUS_H
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#include <Arduino.h>
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#include <WiFiUdp.h>
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#define UNIX_TIMESTAMP_1900 2208988800UL // careful: positive value
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#define NTP_PACKET_SIZE 48
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#define NTP_DEFAULT_LOCAL_PORT 1337
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#define MAX_NTP_CONN_TRIES 50 // 50 * NTP_RECEIVE_WAIT_TIME_MS => 500ms
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#define NTP_RECEIVE_WAIT_TIME_MS 10 // 10ms
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typedef enum
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{
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NTP_UPDATE_TIMEOUT = -1,
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NTP_UPDATE_SUCCESS = 0,
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NTP_UPDATE_DIFFTOOHIGH = 1,
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NTP_UPDATE_TIME_INVALID = 2
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} NtpReturnValue;
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/**
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* @brief Own NTP Client library for Arduino with code from:
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* - https://github.com/arduino-libraries/NTPClient
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* - SPS&Technik - Projekt WordClock v1.02
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*
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*/
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class NTPClientPlus
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{
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public:
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NTPClientPlus(UDP &udp, const char *pool_server_name, int utcx, bool sw_change);
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bool is_leap_year(unsigned int year);
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bool check_daylight_saving_time();
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int get_hours_12() const;
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int get_hours_24() const;
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int get_minutes() const;
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int get_month(int dayOfYear);
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int get_seconds() const;
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int update_ntp();
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long get_time_offset();
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String get_formatted_date();
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String get_formatted_time() const;
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unsigned int get_day_of_week();
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unsigned int get_year();
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unsigned long get_epoch_time() const;
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unsigned long get_secs_since_1900() const;
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void calc_date();
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void end();
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void set_pool_server_name(const char *pool_server_name);
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void set_time_offset(int time_offset);
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void setup_ntp_client();
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private:
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UDP *_udp;
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bool _udp_setup = false;
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bool _sw_change = 1;
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const char *_pool_server_name = "pool.ntp.org"; // Default time server
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int _utcx = 0;
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IPAddress _pool_server_ip;
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long _time_offset = 0;
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unsigned int _port = NTP_DEFAULT_LOCAL_PORT;
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unsigned long _update_interval = 60000; // In ms
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unsigned int _date_day = 0;
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unsigned int _date_month = 0;
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unsigned int _date_year = 0;
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unsigned int _day_of_week = 0;
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unsigned long _current_epoc = 0; // In s
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unsigned long _last_secs_since_1900 = 0;
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unsigned long _last_update = 0; // In ms
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unsigned long _secs_since_1900 = 0; // seconds since 1. Januar 1900, 00:00:00
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unsigned char _packet_buffer[NTP_PACKET_SIZE] = {0};
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void send_ntp_packet();
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void set_summertime(bool summertime);
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static const unsigned long milliseconds_per_second = 1000;
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static const unsigned long minutes_per_hour = 60;
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static const unsigned long seconds_per_day = 86400;
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static const unsigned long seconds_per_hour = 3600;
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static const unsigned long seconds_per_minute = 60;
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// number of days in months
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unsigned int _days_per_month[13] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
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};
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void wait(unsigned long time_ms);
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#endif /* NTPCLIENTPLUS_H */
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