Windows守护程序的实现(软件看门狗)-基于QT开发

#include <QDateTime> #include <QFileInfo> #include <QDir> #include <QDebug> #include "commonlib.h" commonLib*gloCommonLib; static const int mon_lengths[2][MONS_PER_YEAR] = { {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] = { DAYS_PER_NYEAR, DAYS_PER_LYEAR }; QString LogContext[] = { _T("其他"),_T("登录信息"),_T("暂时无用"),_T("第一次连接"),_T("非法连接"), _T("要求登录"),_T("修改密码"),_T("用户离线"),_T("公共信息"),_T("数据查询") }; void commonLib::sleep(unsigned int msec) { ///* Solution A: OK //QThread::sleep();//sleep不会释放对象锁，其他线程无法访问对象，因此会阻塞线程 QThread::msleep(msec); //QThread::usleep(); //QThread::wait();//Wait会释放对象锁 //*/ /* //Solution B: OK QEventLoop loop;//定义一个新的事件循环 QTimer::singleShot(msec, &loop, SLOT(quit()));//创建单次定时器，槽函数为事件循环的退出函数 loop.exec();//事件循环开始执行，程序会卡在这里，直到定时时间到，本循环被退出 //*/ /* //Solution C:cpu use high QTime dieTime = QTime::currentTime().addMSecs(msec); while( QTime::currentTime() < dieTime ) QCoreApplication::processEvents(QEventLoop::AllEvents, 100); //*/ /* //Solution D: cpu use high high ,low Solution QElapsedTimer t; t.start(); while(t.elapsed()<msec) ; //*/ } long commonLib::gmmktime(const struct Sys_Time *tm)//计算从FROM_YEAR年至现在的秒数 { int yr; int mn; long secs; if (tm->second > 59 ||tm->minute > 59 ||tm->hour > 23 ||tm->day > 31 ||tm->month > 12 ||tm->year < FROM_YEAR) { printf("time date's datas format error.\n"); return (long)-1; } secs = tm->second; secs += tm->minute * SECS_PER_MIN; secs += tm->hour * SECS_PER_HOUR; secs += (tm->day-1) * SECS_PER_DAY; for(mn = 0; mn < tm->month-1; mn++) secs += mon_lengths[isleap(tm->year)][mn] * SECS_PER_DAY; for(yr=FROM_YEAR; yr < tm->year; yr++) secs += year_lengths[isleap(yr)]*SECS_PER_DAY; return secs; } int commonLib::mktimetoformattime2(long mktimesec,struct Sys_Time *rettm)//以FROM_YEAR为起点，将秒转换为标准struct Sys_Time时间 { int totalday=mktimesec/SECS_PER_DAY; int totalyear=totalday/DAYS_PER_NYEAR; int yr=FROM_YEAR+totalyear; struct Sys_Time tmp_tm={yr,1,1,0,0,0,0}; long leftsec=mktimesec-gmmktime(&tmp_tm); if(leftsec<0) { tmp_tm.year-=1; yr-=1; leftsec=mktimesec-gmmktime(&tmp_tm); } //printf("mktimetoformattime yr:%d leftsec:%ld\n",yr,leftsec); if(leftsec==0) { memcpy(rettm,&tmp_tm,sizeof(tmp_tm)); return 1; } else { rettm->year=yr; int leftday=leftsec/SECS_PER_DAY; int lefthour=leftsec%SECS_PER_DAY/SECS_PER_HOUR; int leftmin=leftsec%SECS_PER_DAY%SECS_PER_HOUR/SECS_PER_MIN; int leftsecend=leftsec%SECS_PER_DAY%SECS_PER_HOUR%SECS_PER_MIN; int i=0; int tmptotalday=0; int yorn=isleap(yr);//闰年标记 //printf("yorn:%d\n",yorn); for(i=0;i<12;i++) { tmptotalday+=mon_lengths[yorn][i]; if(tmptotalday>leftday) break; } rettm->month=i+1; tmptotalday=0; for(i=0;i<rettm->month-1;i++) { tmptotalday+=mon_lengths[yorn][i]; } leftday=leftday-tmptotalday+1; rettm->day=leftday; rettm->hour=lefthour; rettm->minute=leftmin; rettm->second=leftsecend; return 1; } return -1; } struct Sys_Time commonLib::secToSysTime(long totalSec)//以FROM_YEAR为起点，将秒转换为标准struct Sys_Time时间 { struct Sys_Time rettm; int totalday=totalSec/SECS_PER_DAY; int totalyear=totalday/DAYS_PER_NYEAR; int yr=FROM_YEAR+totalyear; struct Sys_Time tmp_tm={yr,1,1,0,0,0,0}; long leftsec=totalSec-gmmktime(&tmp_tm); if(leftsec<0) { tmp_tm.year-=1; yr-=1; leftsec=totalSec-gmmktime(&tmp_tm); } //printf("mktimetoformattime yr:%d leftsec:%ld\n",yr,leftsec); if(leftsec==0) { memcpy(&rettm,&tmp_tm,sizeof(tmp_tm)); return rettm; } else { rettm.year=yr; int leftday=leftsec/SECS_PER_DAY; int lefthour=leftsec%SECS_PER_DAY/SECS_PER_HOUR; int leftmin=leftsec%SECS_PER_DAY%SECS_PER_HOUR/SECS_PER_MIN; int leftsecend=leftsec%SECS_PER_DAY%SECS_PER_HOUR%SECS_PER_MIN; int i=0; int tmptotalday=0; int yorn=isleap(yr);//闰年标记 //printf("yorn:%d\n",yorn); for(i=0;i<12;i++) { tmptotalday+=mon_lengths[yorn][i]; if(tmptotalday>leftday) break; } rettm.month=i+1; tmptotalday=0; for(i=0;i<rettm.month-1;i++) { tmptotalday+=mon_lengths[yorn][i]; } leftday=leftday-tmptotalday+1; rettm.day=leftday; rettm.hour=lefthour; rettm.minute=leftmin; rettm.second=leftsecend; return rettm; } //return -1; } struct Sys_Time commonLib::Get_Sys_Time(void) { struct Sys_Time time_save; QDateTime tm = QDateTime::currentDateTime(); QString yearStr=tm.toString("yyyy"); QString monthStr=tm.toString("MM"); QString dayStr=tm.toString("dd"); QString hourStr=tm.toString("hh"); QString minStr=tm.toString("mm"); QString secStr=tm.toString("ss"); time_save.year = yearStr.toInt(); time_save.month = (char)monthStr.toInt(); time_save.day = dayStr.toInt(); time_save.hour = hourStr.toInt(); time_save.minute = minStr.toInt(); time_save.second = secStr.toInt(); time_save.sys_ticks = 0; return time_save; } struct Sys_Time commonLib::get_sys_time(void) { QDateTime tm = QDateTime::currentDateTime(); QString yearStr=tm.toString("yyyy"); QString monthStr=tm.toString("MM"); QString dayStr=tm.toString("dd"); QString hourStr=tm.toString("hh"); QString minStr=tm.toString("mm"); QString secStr=tm.toString("ss"); struct Sys_Time time_save; time_save.year = yearStr.toInt(); time_save.month = (char)monthStr.toInt(); time_save.day = dayStr.toInt(); time_save.hour = hourStr.toInt(); time_save.minute = minStr.toInt(); time_save.second = secStr.toInt(); time_save.sys_ticks = 0; return time_save; } QString commonLib::get_now_sys_time(void) { QString qstrNowTime; struct Sys_Time nowTime=get_sys_time();; //Get_Sys_Time(&nowTime); char strNowTime[64]; sprintf(strNowTime,"(%02d/%02d %02d:%02d:%02d)",nowTime.month,nowTime.day,nowTime.hour,nowTime.minute,nowTime.second); qstrNowTime=QString::fromLatin1(strNowTime); return qstrNowTime; } QString commonLib::get_time_by_date(struct Sys_Time*nowTime) { QString qstrNowTime; char strNowTime[64]; sprintf(strNowTime,"(%04d/%02d/%02d %02d:%02d:%02d)",nowTime->year,nowTime->month,nowTime->day,nowTime->hour,nowTime->minute,nowTime->second); qstrNowTime=QString::fromLatin1(strNowTime); return qstrNowTime; } QString commonLib::get_now_sys_time_forDb(void)//用于msSql用的时间格式 { QString qstrNowTime; struct Sys_Time nowTime=get_sys_time();; char strNowTime[64]; //nowtimes.Format(_T("%04d-%02d-%02d %02d:%02d:%02d"),tm.GetYear(), tm.GetMonth(), tm.GetDay(), tm.GetHour(), tm.GetMinute(), tm.GetSecond()); sprintf(strNowTime,"%04d-%02d-%02d %02d:%02d