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用时间戳判断两个时间是否在同一天和时区转换问题
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用時(shí)間戳判斷兩個(gè)時(shí)間是否在同一天和時(shí)區(qū)轉(zhuǎn)換問(wèn)題
//用時(shí)間戳判斷兩個(gè)時(shí)間是否在同一天和時(shí)區(qū)轉(zhuǎn)換問(wèn)題#include "stdafx.h"
#include<stdio.h>
#include<time.h>
#include<stdlib.h>#pragma warning(disable:4996)
//是否開(kāi)啟DEBUG模式
#define _DEBUG_ 1
#if _DEBUG_
#define ACCLOG(...) printf(__VA_ARGS__)
#else
#define ACCLOG(...)
#endif
//檢驗(yàn)是否過(guò)期
int check_day()
{//myTime:1526537851//userTime:1526488911char userTime[11] = "1526488911";//從二維碼掃到的時(shí)間戳,2018/5/17 0:41:51//char myTime[11] = "1526537851";//硬件保存的時(shí)間戳(解密后) ,2018/5/17 14:17:31char myTime[11] = "1526568851"; //2018/5/17 22:54:11time_t t1, t2;struct tm *p1, *p2;char date1[9] = "";char h1[3] = "";t1 = atoi(myTime) + 28000;//time(&t1);p1 = gmtime(&t1);ACCLOG("myTime:%s\n", myTime);strftime(date1, sizeof(date1), "%Y%m%d", p1);strftime(h1, sizeof(h1), "%H", p1);char date2[9] = "";char h2[3] = "";t2 = atoi(userTime) + 28000;//time(&t2);p2 = gmtime(&t2);strftime(date2, sizeof(date2), "%Y%m%d", p2);strftime(h2, sizeof(h2), "%H", p2);ACCLOG("userTime:%s\n", userTime);ACCLOG("date1:%s\ndate2:%s\nh1:%s\nh2:%s\n", date1, date2, h1, h2);//打印本地時(shí)間time_t rawtime;struct tm * timeinfo;char buffer[128];time(&rawtime);printf("%ld\n", rawtime);timeinfo = localtime(&rawtime);strftime(buffer, sizeof(buffer), "Now is %Y/%m/%d %H:%M:%S", timeinfo);ACCLOG("%s\n", buffer);if (atoi(date1) == atoi(date2) && atoi(h1) +8 <= 23)如果給myTime時(shí)間戳加了28000秒（8H）這里就不用加8H了{(lán)printf("時(shí)間在開(kāi)門(mén)范圍內(nèi)，去判斷密碼是否正確\n");return 1;}else {printf("時(shí)間不在范圍內(nèi)\n");return 0;}
}
//myTime:1526466422 2018/5/16 18:27:2
//userTime:1526422882 2018/5/16 6:21:22int main(void)
{if (check_day() == 1){ACCLOG("check_password............\n");}else{ACCLOG("time is over...\n");}getchar();return 0;
}
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