components/lwip: modify sntp function

delete sntp_time.c file, move sntp head file.
pull/21/head
liuhan 2016-09-01 19:56:51 +08:00
rodzic 1e3f9fbda3
commit 37d817b6f9
5 zmienionych plików z 3 dodań i 396 usunięć

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@ -45,7 +45,7 @@
* Author: Frédéric Bernon, Simon Goldschmidt
*/
#include "apps/sntp.h"
#include "apps/sntp/sntp.h"
#include "lwip/opt.h"
#include "lwip/timers.h"
@ -223,7 +223,7 @@ sntp_process(u32_t *receive_timestamp)
/* change system time and/or the update the RTC clock */
SNTP_SET_SYSTEM_TIME(t);
/* display local time from GMT time */
sntp_convert_time(t);
LWIP_DEBUGF(SNTP_DEBUG_TRACE, ("sntp_process: %s", ctime(&tim)));
#endif /* SNTP_CALC_TIME_US */
LWIP_UNUSED_ARG(tim);

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@ -1,308 +0,0 @@
#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)));
}

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@ -32,8 +32,7 @@
#ifndef LWIP_HDR_APPS_SNTP_H
#define LWIP_HDR_APPS_SNTP_H
#include "apps/sntp_opts.h"
#include "apps/sntp_time.h"
#include "apps/sntp/sntp_opts.h"
#include "lwip/ip_addr.h"
#ifdef __cplusplus

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@ -1,84 +0,0 @@
/*
* Copyright (c) 2007-2009 Fr<EFBFBD>d<EFBFBD>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<EFBFBD>d<EFBFBD>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