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mirror of https://github.com/esp8266/Arduino.git synced 2025-07-10 04:22:05 +03:00

Merge branch 'master' into optimistic_yield_recurrency

This commit is contained in:
Earle F. Philhower, III
2020-02-20 12:30:05 -08:00
committed by GitHub
29 changed files with 263 additions and 555 deletions

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@ -282,6 +282,13 @@ void configTime(int timezone, int daylightOffset_sec, const char* server1,
void configTime(const char* tz, const char* server1,
const char* server2 = nullptr, const char* server3 = nullptr);
// esp32 api compatibility
inline void configTzTime(const char* tz, const char* server1,
const char* server2 = nullptr, const char* server3 = nullptr)
{
configTime(tz, server1, server2, server3);
}
#endif // __cplusplus
#include "pins_arduino.h"

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@ -268,47 +268,6 @@ size_t Print::printNumber(unsigned long n, uint8_t base) {
}
size_t Print::printFloat(double number, uint8_t digits) {
size_t n = 0;
if(isnan(number))
return print("nan");
if(isinf(number))
return print("inf");
if(number > 4294967040.0)
return print("ovf"); // constant determined empirically
if(number < -4294967040.0)
return print("ovf"); // constant determined empirically
// Handle negative numbers
if(number < 0.0) {
n += print('-');
number = -number;
}
// Round correctly so that print(1.999, 2) prints as "2.00"
double rounding = 0.5;
for(uint8_t i = 0; i < digits; ++i)
rounding /= 10.0;
number += rounding;
// Extract the integer part of the number and print it
unsigned long int_part = (unsigned long) number;
double remainder = number - (double) int_part;
n += print(int_part);
// Print the decimal point, but only if there are digits beyond
if(digits > 0) {
n += print(".");
}
// Extract digits from the remainder one at a time
while(digits-- > 0) {
remainder *= 10.0;
int toPrint = int(remainder);
n += print(toPrint);
remainder -= toPrint;
}
return n;
char buf[40];
return write(dtostrf(number, 0, digits, buf));
}

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@ -26,6 +26,8 @@
#include "WString.h"
#include "Printable.h"
#include "stdlib_noniso.h"
#define DEC 10
#define HEX 16
#define OCT 8

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@ -111,14 +111,14 @@ uint32_t stack_thunk_get_max_usage()
/* Print the stack from the first used 16-byte chunk to the top, decodable by the exception decoder */
void stack_thunk_dump_stack()
{
uint32_t *pos = stack_thunk_top;
while (pos < stack_thunk_ptr) {
uint32_t *pos = stack_thunk_ptr;
while (pos < stack_thunk_top) {
if ((pos[0] != _stackPaint) || (pos[1] != _stackPaint) || (pos[2] != _stackPaint) || (pos[3] != _stackPaint))
break;
pos += 4;
}
ets_printf(">>>stack>>>\n");
while (pos < stack_thunk_ptr) {
while (pos < stack_thunk_top) {
ets_printf("%08x: %08x %08x %08x %08x\n", (int32_t)pos, pos[0], pos[1], pos[2], pos[3]);
pos += 4;
}

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@ -70,11 +70,11 @@ long secureRandom(long howsmall, long howbig) {
}
long map(long x, long in_min, long in_max, long out_min, long out_max) {
long divisor = (in_max - in_min);
if(divisor == 0){
return -1; //AVR returns -1, SAM returns 0
}
return (x - in_min) * (out_max - out_min) / divisor + out_min;
const long dividend = out_max - out_min;
const long divisor = in_max - in_min;
const long delta = x - in_min;
return (delta * dividend + (divisor / 2)) / divisor + out_min;
}
unsigned int makeWord(unsigned int w) {

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@ -22,6 +22,7 @@
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
@ -40,75 +41,9 @@ char* ultoa(unsigned long value, char* result, int base) {
}
char * dtostrf(double number, signed char width, unsigned char prec, char *s) {
bool negative = false;
if (isnan(number)) {
strcpy(s, "nan");
return s;
}
if (isinf(number)) {
strcpy(s, "inf");
return s;
}
char* out = s;
int fillme = width; // how many cells to fill for the integer part
if (prec > 0) {
fillme -= (prec+1);
}
// Handle negative numbers
if (number < 0.0) {
negative = true;
fillme--;
number = -number;
}
// Round correctly so that print(1.999, 2) prints as "2.00"
// I optimized out most of the divisions
double rounding = 2.0;
for (uint8_t i = 0; i < prec; ++i)
rounding *= 10.0;
rounding = 1.0 / rounding;
number += rounding;
// Figure out how big our number really is
double tenpow = 1.0;
int digitcount = 1;
while (number >= 10.0 * tenpow) {
tenpow *= 10.0;
digitcount++;
}
number /= tenpow;
fillme -= digitcount;
// Pad unused cells with spaces
while (fillme-- > 0) {
*out++ = ' ';
}
// Handle negative sign
if (negative) *out++ = '-';
// Print the digits, and if necessary, the decimal point
digitcount += prec;
int8_t digit = 0;
while (digitcount-- > 0) {
digit = (int8_t)number;
if (digit > 9) digit = 9; // insurance
*out++ = (char)('0' | digit);
if ((digitcount == prec) && (prec > 0)) {
*out++ = '.';
}
number -= digit;
number *= 10.0;
}
// make sure the string is terminated
*out = 0;
char fmt[32];
sprintf(fmt, "%%%d.%df", width, prec);
sprintf(s, fmt, number);
return s;
}

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@ -89,7 +89,7 @@ static void ets_printf_P(const char *str, ...) {
vsnprintf(destStr, sizeof(destStr), str, argPtr);
va_end(argPtr);
while (*c) {
ets_putc(*(c++));
ets_uart_putc1(*(c++));
}
}
@ -147,10 +147,10 @@ void __wrap_system_restart_local() {
// (determined empirically, might break)
uint32_t offset = 0;
if (rst_info.reason == REASON_SOFT_WDT_RST) {
offset = 0x1b0;
offset = 0x1a0;
}
else if (rst_info.reason == REASON_EXCEPTION_RST) {
offset = 0x1a0;
offset = 0x190;
}
else if (rst_info.reason == REASON_WDT_RST) {
offset = 0x10;

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@ -13,12 +13,14 @@ extern "C" {
#include <cont.h> // g_pcont declaration
extern bool timeshift64_is_set;
extern uint32_t sntp_real_timestamp;
bool can_yield();
void esp_yield();
void esp_schedule();
void tune_timeshift64 (uint64_t now_us);
void disable_extra4k_at_link_time (void) __attribute__((noinline));
bool sntp_set_timezone_in_seconds(int32_t timezone);
uint32_t sqrt32 (uint32_t n);
uint32_t crc32 (const void* data, size_t length, uint32_t crc = 0xffffffff);

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@ -1,7 +1,7 @@
/*
* sntp-lwip2.c - ESP8266-specific functions for SNTP and lwIP-v2
* Copyright (c) 2015 Espressif (license is tools/sdk/lwip/src/core/sntp.c's)
* Redistribution and use in source and binary forms, with or without modification,
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
@ -10,17 +10,17 @@
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
*
@ -40,6 +40,7 @@
#include <lwip/init.h>
#include <time.h>
#include <sys/time.h>
#include <errno.h>
#include <osapi.h>
#include <os_type.h>
#include "coredecls.h"
@ -65,11 +66,11 @@ extern "C" {
static const char stod14[] PROGMEM = "settimeofday() can't set time!\n";
bool sntp_set_timezone(sint8 timezone);
bool sntp_set_timezone_in_seconds(sint32 timezone)
bool sntp_set_timezone_in_seconds(int32_t timezone)
{
return sntp_set_timezone((sint8)(timezone/(60*60))); //TODO: move this to the same file as sntp_set_timezone() in lwip1.4, and implement correctly over there.
return sntp_set_timezone((sint8)(timezone/(60*60))); //TODO: move this to the same file as sntp_set_timezone() in lwip1.4, and implement correctly over there.
}
void sntp_set_daylight(int daylight);
int settimeofday(const struct timeval* tv, const struct timezone* tz)
@ -87,7 +88,7 @@ int settimeofday(const struct timeval* tv, const struct timezone* tz)
// reset time subsystem
timeshift64_is_set = false;
return -1;
}
return 0;
@ -99,372 +100,31 @@ int settimeofday(const struct timeval* tv, const struct timezone* tz)
#include <lwip/apps/sntp.h>
static uint32 realtime_stamp = 0;
static uint16 dst = 0;
static sint32 time_zone = 8 * (60 * 60); // espressif HQ's default timezone
uint32_t sntp_real_timestamp = 0;
LOCAL os_timer_t sntp_timer;
/*****************************************/
#define SECSPERMIN 60L
#define MINSPERHOUR 60L
#define HOURSPERDAY 24L
#define SECSPERHOUR (SECSPERMIN * MINSPERHOUR)
#define SECSPERDAY (SECSPERHOUR * HOURSPERDAY)
#define DAYSPERWEEK 7
#define MONSPERYEAR 12
#define YEAR_BASE 1900
#define EPOCH_YEAR 1970
#define EPOCH_WDAY 4
#define EPOCH_YEARS_SINCE_LEAP 2
#define EPOCH_YEARS_SINCE_CENTURY 70
#define EPOCH_YEARS_SINCE_LEAP_CENTURY 370
#define isleap(y) ((((y) % 4) == 0 && ((y) % 100) != 0) || ((y) % 400) == 0)
int __tznorth;
int __tzyear;
char reult[100];
static const int mon_lengths[2][12] = {
{31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},
{31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}
} ;
static const int year_lengths[2] = {
365,
366
} ;
struct tm res_buf;
__tzrule_type sntp__tzrule[2];
struct tm *
sntp_mktm_r(const time_t * tim_p ,struct tm *res ,int is_gmtime)
{
long days, rem;
time_t lcltime;
int y;
int yleap;
const int *ip;
/* base decision about std/dst time on current time */
lcltime = *tim_p;
days = ((long)lcltime) / SECSPERDAY;
rem = ((long)lcltime) % SECSPERDAY;
while (rem < 0)
{
rem += SECSPERDAY;
--days;
}
while (rem >= SECSPERDAY)
{
rem -= SECSPERDAY;
++days;
}
/* compute hour, min, and sec */
res->tm_hour = (int) (rem / SECSPERHOUR);
rem %= SECSPERHOUR;
res->tm_min = (int) (rem / SECSPERMIN);
res->tm_sec = (int) (rem % SECSPERMIN);
/* compute day of week */
if ((res->tm_wday = ((EPOCH_WDAY + days) % DAYSPERWEEK)) < 0)
res->tm_wday += DAYSPERWEEK;
/* compute year & day of year */
y = EPOCH_YEAR;
if (days >= 0)
{
for (;;)
{
yleap = isleap(y);
if (days < year_lengths[yleap])
break;
y++;
days -= year_lengths[yleap];
}
}
else
{
do
{
--y;
yleap = isleap(y);
days += year_lengths[yleap];
} while (days < 0);
}
res->tm_year = y - YEAR_BASE;
res->tm_yday = days;
ip = mon_lengths[yleap];
for (res->tm_mon = 0; days >= ip[res->tm_mon]; ++res->tm_mon)
days -= ip[res->tm_mon];
res->tm_mday = days + 1;
if (!is_gmtime)
{
int offset;
int hours, mins, secs;
// TZ_LOCK;
// if (_daylight)
// {
// if (y == __tzyear || __tzcalc_limits (y))
// res->tm_isdst = (__tznorth
// ? (*tim_p >= __tzrule[0].change && *tim_p < __tzrule[1].change)
// : (*tim_p >= __tzrule[0].change || *tim_p < __tzrule[1].change));
// else
// res->tm_isdst = -1;
// }
// else
res->tm_isdst = -1;
offset = (res->tm_isdst == 1 ? sntp__tzrule[1].offset : sntp__tzrule[0].offset);
hours = offset / SECSPERHOUR;
offset = offset % SECSPERHOUR;
mins = offset / SECSPERMIN;
secs = offset % SECSPERMIN;
res->tm_sec -= secs;
res->tm_min -= mins;
res->tm_hour -= hours;
if (res->tm_sec >= SECSPERMIN)
{
res->tm_min += 1;
res->tm_sec -= SECSPERMIN;
}
else if (res->tm_sec < 0)
{
res->tm_min -= 1;
res->tm_sec += SECSPERMIN;
}
if (res->tm_min >= MINSPERHOUR)
{
res->tm_hour += 1;
res->tm_min -= MINSPERHOUR;
}
else if (res->tm_min < 0)
{
res->tm_hour -= 1;
res->tm_min += MINSPERHOUR;
}
if (res->tm_hour >= HOURSPERDAY)
{
++res->tm_yday;
++res->tm_wday;
if (res->tm_wday > 6)
res->tm_wday = 0;
++res->tm_mday;
res->tm_hour -= HOURSPERDAY;
if (res->tm_mday > ip[res->tm_mon])
{
res->tm_mday -= ip[res->tm_mon];
res->tm_mon += 1;
if (res->tm_mon == 12)
{
res->tm_mon = 0;
res->tm_year += 1;
res->tm_yday = 0;
}
}
}
else if (res->tm_hour < 0)
{
res->tm_yday -= 1;
res->tm_wday -= 1;
if (res->tm_wday < 0)
res->tm_wday = 6;
res->tm_mday -= 1;
res->tm_hour += 24;
if (res->tm_mday == 0)
{
res->tm_mon -= 1;
if (res->tm_mon < 0)
{
res->tm_mon = 11;
res->tm_year -= 1;
res->tm_yday = 365 + isleap(res->tm_year);
}
res->tm_mday = ip[res->tm_mon];
}
}
// TZ_UNLOCK;
}
else
res->tm_isdst = 0;
// os_printf("res %d %d %d %d %d\n",res->tm_year,res->tm_mon,res->tm_mday,res->tm_yday,res->tm_hour);
return (res);
}
struct tm *
sntp_localtime_r(const time_t * tim_p ,
struct tm *res)
{
return sntp_mktm_r (tim_p, res, 0);
}
struct tm *
sntp_localtime(const time_t * tim_p)
{
return sntp_localtime_r (tim_p, &res_buf);
}
int sntp__tzcalc_limits(int year)
{
int days, year_days, years;
int i, j;
if (year < EPOCH_YEAR)
return 0;
__tzyear = year;
years = (year - EPOCH_YEAR);
year_days = years * 365 +
(years - 1 + EPOCH_YEARS_SINCE_LEAP) / 4 - (years - 1 + EPOCH_YEARS_SINCE_CENTURY) / 100 +
(years - 1 + EPOCH_YEARS_SINCE_LEAP_CENTURY) / 400;
for (i = 0; i < 2; ++i)
{
if (sntp__tzrule[i].ch == 'J')
days = year_days + sntp__tzrule[i].d + (isleap(year) && sntp__tzrule[i].d >= 60);
else if (sntp__tzrule[i].ch == 'D')
days = year_days + sntp__tzrule[i].d;
else
{
int yleap = isleap(year);
int m_day, m_wday, wday_diff;
const int *ip = mon_lengths[yleap];
days = year_days;
for (j = 1; j < sntp__tzrule[i].m; ++j)
days += ip[j-1];
m_wday = (EPOCH_WDAY + days) % DAYSPERWEEK;
wday_diff = sntp__tzrule[i].d - m_wday;
if (wday_diff < 0)
wday_diff += DAYSPERWEEK;
m_day = (sntp__tzrule[i].n - 1) * DAYSPERWEEK + wday_diff;
while (m_day >= ip[j-1])
m_day -= DAYSPERWEEK;
days += m_day;
}
/* store the change-over time in GMT form by adding offset */
sntp__tzrule[i].change = days * SECSPERDAY + sntp__tzrule[i].s + sntp__tzrule[i].offset;
}
__tznorth = (sntp__tzrule[0].change < sntp__tzrule[1].change);
return 1;
}
char* sntp_asctime_r(struct tm *tim_p ,char *result)
{
static const char day_name[7][4] = {
"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
};
static const char mon_name[12][4] = {
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
};
os_sprintf (result, "%s %s %02d %02d:%02d:%02d %02d\n",
day_name[tim_p->tm_wday],
mon_name[tim_p->tm_mon],
tim_p->tm_mday, tim_p->tm_hour, tim_p->tm_min,
tim_p->tm_sec, 1900 + tim_p->tm_year);
return result;
}
char* sntp_asctime(struct tm *tim_p)
{
return sntp_asctime_r (tim_p, reult);
}
uint32 ICACHE_RAM_ATTR sntp_get_current_timestamp(void)
{
return realtime_stamp;
}
char* sntp_get_real_time(time_t t)
{
return sntp_asctime(sntp_localtime (&t));
}
/* Returns the set timezone in seconds. If the timezone was set as seconds, the fractional part is floored. */
sint32 sntp_get_timezone_in_seconds(void)
{
return time_zone;
}
/* Returns the set timezone in hours. If the timezone was set as seconds, the fractional part is floored. */
sint8 sntp_get_timezone(void)
{
return (sint8)(time_zone / (60 * 60));
}
/* Sets the timezone in hours. Internally, the timezone is converted to seconds. */
bool sntp_set_timezone_in_seconds(sint32 timezone)
{
if(timezone >= (-11 * (60 * 60)) || timezone <= (13 * (60 * 60))) {
time_zone = timezone;
return true;
}
return false;
}
/* Sets the timezone in hours. Internally, the timezone is converted to seconds. */
bool sntp_set_timezone(sint8 timezone)
{
return sntp_set_timezone_in_seconds((sint32)timezone * 60 * 60);
}
void sntp_set_daylight(int daylight)
{
dst = daylight;
}
void ICACHE_RAM_ATTR sntp_time_inc (void)
{
realtime_stamp++;
}
static void sntp_set_system_time (uint32_t t)
{
realtime_stamp = t + time_zone + dst;
os_timer_disarm(&sntp_timer);
os_timer_setfn(&sntp_timer, (os_timer_func_t *)sntp_time_inc, NULL);
os_timer_arm(&sntp_timer, 1000, 1);
sntp_real_timestamp++;
}
int settimeofday(const struct timeval* tv, const struct timezone* tz)
{
if (tz) /*before*/
{
sntp_set_timezone_in_seconds(tz->tz_minuteswest * 60);
// apparently tz->tz_dsttime is a bitfield and should not be further used (cf man)
sntp_set_daylight(0);
}
if (tv) /*after*/
{
// reset time subsystem
tune_timeshift64(tv->tv_sec * 1000000ULL + tv->tv_usec);
if (tz || !tv)
// tz is obsolete (cf. man settimeofday)
return EINVAL;
sntp_set_system_time(tv->tv_sec);
// reset time subsystem
tune_timeshift64(tv->tv_sec * 1000000ULL + tv->tv_usec);
sntp_real_timestamp = tv->tv_sec;
os_timer_disarm(&sntp_timer);
os_timer_setfn(&sntp_timer, (os_timer_func_t *)sntp_time_inc, NULL);
os_timer_arm(&sntp_timer, 1000, 1);
if (_settimeofday_cb)
schedule_recurrent_function_us([](){ _settimeofday_cb(); return false; }, 0);
if (_settimeofday_cb)
schedule_recurrent_function_us([](){ _settimeofday_cb(); return false; }, 0);
}
return 0;
}

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@ -1,10 +1,6 @@
#ifndef __sntp_lwip2_h__
#define __sntp_lwip2_h__
extern "C" {
bool sntp_set_timezone_in_seconds(sint32 timezone);
}
#include <coredecls.h>
#endif

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@ -23,6 +23,8 @@
#include "sntp.h"
#include "coredecls.h"
#include <Arduino.h> // configTime()
#include "sntp-lwip2.h"
extern "C" {
@ -71,14 +73,27 @@ int clock_gettime(clockid_t unused, struct timespec *tp)
return 0;
}
#if LWIP_VERSION_MAJOR == 1
// hack for espressif time management included in patched lwIP-1.4
#define sntp_real_timestamp sntp_get_current_timestamp()
#endif
#if LWIP_VERSION_MAJOR == 2
// backport api
bool sntp_set_timezone_in_seconds (int32_t timezone_sec)
{
configTime(timezone_sec, 0, sntp_getservername(0), sntp_getservername(1), sntp_getservername(2));
return true;
}
#endif
time_t time(time_t * t)
{
time_t seconds = sntp_get_current_timestamp();
if (t)
{
*t = seconds;
*t = sntp_real_timestamp;
}
return seconds;
return sntp_real_timestamp;
}
int _gettimeofday_r(struct _reent* unused, struct timeval *tp, void *tzp)
@ -88,7 +103,7 @@ int _gettimeofday_r(struct _reent* unused, struct timeval *tp, void *tzp)
if (tp)
{
if (!timeshift64_is_set)
tune_timeshift64(sntp_get_current_timestamp() * 1000000ULL);
tune_timeshift64(sntp_real_timestamp * 1000000ULL);
uint64_t currentTime_us = timeshift64 + micros64();
tp->tv_sec = currentTime_us / 1000000ULL;
tp->tv_usec = currentTime_us % 1000000ULL;
@ -100,15 +115,21 @@ int _gettimeofday_r(struct _reent* unused, struct timeval *tp, void *tzp)
void configTime(int timezone_sec, int daylightOffset_sec, const char* server1, const char* server2, const char* server3)
{
sntp_stop();
char tzstr [64];
setServer(0, server1);
setServer(1, server2);
setServer(2, server3);
// There is no way to tell when DST starts or stop with this API
// So DST is always integrated in TZ
// The other API should be preferred
sntp_set_timezone_in_seconds(timezone_sec);
sntp_set_daylight(daylightOffset_sec);
sntp_init();
int tzs = daylightOffset_sec + timezone_sec;
int tzh = tzs / 3600;
tzs -= tzh * 3600;
int tzm = tzs / 60;
tzs -= tzm * 60;
// man tzset:
snprintf(tzstr, sizeof tzstr, "ESPUSER<%+d:%02d:%02d>", tzh, tzm, tzs);
return configTime(tzstr, server1, server2, server3);
}
void configTime(const char* tz, const char* server1, const char* server2, const char* server3)
@ -118,11 +139,9 @@ void configTime(const char* tz, const char* server1, const char* server2, const
setServer(0, server1);
setServer(1, server2);
setServer(2, server3);
char tzram[strlen_P(tz) + 1];
memcpy_P(tzram, tz, sizeof(tzram));
setenv("TZ", tzram, 1/*overwrite*/);
sntp_set_timezone_in_seconds(0);
tzset();
sntp_init();