+++ /dev/null
-#include <string.h>
-#include "apps/sntp_time.h"
-
-s8_t sntp_time_timezone = 8;
-u32_t sntp_time_realtime = 0;
-
-int sntp_time_month;
-int sntp_time_year;
-char sntp_time_result[100];
-sntp_tm_type sntp_time_rule[2];
-sntp_tm sntp_time_result_buf;
-
-static const int sntp_time_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 sntp_time_year_lengths[2] = {
- 365,
- 366
-};
-
-sntp_tm *sntp_mktm_r(const sntp_time_t *tim_p, sntp_tm *res, int is_gmtime)
-{
- long days, rem;
- sntp_time_t lcltime;
- int i;
- 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 < sntp_time_year_lengths[yleap])
- break;
- y++;
- days -= sntp_time_year_lengths[yleap];
- }
- }
- else
- {
- do
- {
- --y;
- yleap = isleap(y);
- days += sntp_time_year_lengths[yleap];
- } while (days < 0);
- }
-
- res->tm_year = y - YEAR_BASE;
- res->tm_yday = days;
- ip = sntp_time_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;
-
- res->tm_isdst = 0;
-
- offset = (res->tm_isdst == 1 ? sntp_time_rule[1].offset : sntp_time_rule[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];
- }
- }
- }
- else
- res->tm_isdst = 0;
-
- return (res);
-}
-
-sntp_tm *sntp_localtime_r(const sntp_time_t *tim_p, sntp_tm *res)
-{
- return sntp_mktm_r (tim_p, res, 0);
-}
-
-sntp_tm *sntp_localtime(const sntp_time_t *tim_p)
-{
- return sntp_localtime_r (tim_p, &sntp_time_result_buf);
-}
-
-int sntp_limitstime(int year)
-{
- int days, year_days, years;
- int i, j;
-
- if (year < EPOCH_YEAR)
- return 0;
-
- sntp_time_year = 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_time_rule[i].ch == 'J')
- days = year_days + sntp_time_rule[i].d + (isleap(year) && sntp_time_rule[i].d >= 60);
- else if (sntp_time_rule[i].ch == 'D')
- days = year_days + sntp_time_rule[i].d;
- else
- {
- int yleap = isleap(year);
- int m_day, m_wday, wday_diff;
- const int *ip = sntp_time_mon_lengths[yleap];
-
- days = year_days;
-
- for (j = 1; j < sntp_time_rule[i].m; ++j)
- days += ip[j-1];
-
- m_wday = (EPOCH_WDAY + days) % DAYSPERWEEK;
-
- wday_diff = sntp_time_rule[i].d - m_wday;
- if (wday_diff < 0)
- wday_diff += DAYSPERWEEK;
- m_day = (sntp_time_rule[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_time_rule[i].change = days * SECSPERDAY + sntp_time_rule[i].s + sntp_time_rule[i].offset;
- }
-
- sntp_time_month = (sntp_time_rule[0].change < sntp_time_rule[1].change);
-
- return 1;
-}
-
-char *sntp_asctime_r(sntp_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"
- };
- 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(sntp_tm *tim_p)
-{
- return sntp_asctime_r (tim_p, sntp_time_result);
-}
-
-u32_t sntp_get_current_timestamp(void)
-{
- if(sntp_time_realtime == 0){
- printf("please start sntp first !\n");
- return 0;
- } else {
- return sntp_time_realtime;
- }
-}
-
-char* sntp_get_real_time(sntp_time_t t)
-{
- return sntp_asctime(sntp_localtime (&t));
-}
-
-/**
- * SNTP get sntp_time_timezone default GMT + 8
- */
-s8_t sntp_get_timezone(void)
-{
- return sntp_time_timezone;
-}
-
-/**
- * SNTP set sntp_time_timezone default GMT + 8
- */
-bool sntp_set_timezone(s8_t timezone)
-{
- if(timezone >= -11 && timezone <= 13) {
- sntp_time_timezone = timezone;
- return true;
- } else {
- return false;
- }
-
-}
-void sntp_inc_time(void)
-{
- sntp_time_realtime ++;
-}
-
-void sntp_convert_time(sntp_time_t GMT_Time)
-{
- sntp_time_t Local_Time = GMT_Time;
- Local_Time += sntp_time_timezone * 60 * 60;
- sntp_time_realtime = Local_Time;
- printf("%s\n",sntp_asctime(sntp_localtime (&Local_Time)));
-}
-
+++ /dev/null
-/*
- * Copyright (c) 2007-2009 Fr�d�ric Bernon, Simon Goldschmidt
- * All rights reserved.
- *
- * 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,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * 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.
- *
- * 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.
- *
- * This file is part of the lwIP TCP/IP stack.
- *
- * Author: Fr�d�ric Bernon, Simon Goldschmidt
- *
- */
-#ifndef LWIP_HDR_APPS_SNTP_TIME_H
-#define LWIP_HDR_APPS_SNTP_TIME_H
-
-#include "lwip/opt.h"
-#include "lwip/timers.h"
-
-#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)
-
-typedef long sntp_time_t;
-
-typedef struct{
- int tm_sec;
- int tm_min;
- int tm_hour;
- int tm_mday;
- int tm_mon;
- int tm_year;
- int tm_wday;
- int tm_yday;
- int tm_isdst;
-}sntp_tm;
-
-typedef struct{
- char ch;
- int m;
- int n;
- int d;
- int s;
- sntp_time_t change;
- int offset;
-}sntp_tm_type;
-
-void sntp_convert_time(sntp_time_t GMT_Time);
-bool sntp_set_timezone(s8_t timezone);
-char* sntp_get_real_time(sntp_time_t t);
-u32_t sntp_get_current_timestamp(void);
-#endif
-
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