int PlMdbInit(void)
{
sysclock_t clock;
dbtime_t dbtime;
int rtn;
FlagDaySaved = FlagMonthSaved = 1;
FlagImpSaved = 1;
memset(PlMdbDay, PLDATA_EMPTY, sizeof(PlMdbDay));
memset(PlMdbMonth, PLDATA_EMPTY, sizeof(PlMdbMonth));
memset(PlMdbImp, PLDATA_EMPTY, sizeof(PlMdbImp));
PlMdbLockId = RegisterSysLock();
SysClockRead(&clock);
SYSCLOCK_DBTIME(&clock, dbtime);//根据冻结时间得到冻结文件
rtn = ReadPlMdbDay(PlMdbDay, dbtime);
if(rtn > 0) DebugPrint(0, "load %d mets plmdb day data\n", rtn);
//rtn = ReadPlMdbMonth(PlMdbMonth, dbtime);
//if(rtn > 0) DebugPrint(0, "load %d mets plmdb month data\n", rtn);
//rtn = ReadPlMdbImp(PlMdbImp, dbtime);
//if(rtn > 0) DebugPrint(0, "load plmdb imp ok\n");
SET_INIT_FLAG(PlMdbInit);
return 0;
}
static void LoadPltData(void)
{
char filename[64];
sysclock_t clock;
int len, itemlen, i, maxprd;
plt_filedata_t *pcache;
unsigned char *pbuf;
ResetPltData();
SysClockRead(&clock);
sprintf(filename, "%sdaytest@%02d%02d%02d.db", PLT_FILEPATH, clock.year, clock.month, clock.day);
SYSCLOCK_DBTIME(&clock, PltFileDate);
PltFileDate.s.tick = 0;
len = ReadBinFileCache(filename, MAGIC_FILE_PLT, PltFileCache, sizeof(PltFileCache));
if(len < 4) return;
pcache = (plt_filedata_t *)PltFileCache;
if(pcache->max_prd == 0 || pcache->max_prd > MAX_FILE_PRD) return;
if(pcache->max_met == 0 || pcache->max_met > MAX_PLCMET) return;
itemlen = (int)pcache->max_met&0xffff;
itemlen = itemlen*MET_DATA_LEN+PRD_HEAD_LEN;
maxprd = (int)pcache->max_prd&0xff;
i = maxprd*itemlen+FILE_HEAD_LEN;
if(len != i) {
ErrorLog("invalid file len(%d, %d)\n", len, i);
return;
}
PltFileData.invaid_prd = pcache->invaid_prd;
pbuf = (unsigned char *)pcache->prd;
for(i=0; i<maxprd; i++) {
memcpy(&PltFileData.prd[i], pbuf, itemlen);
pbuf += itemlen;
}
}
/**
* @brief 读取外部时钟
* @param clock 返回时钟变量指针
* @return 返回0表示成功, 否则失败
*/
int ReadExternSysClock(sysclock_t *clock)
{
SysClockRead(clock);
return 0;
}
/**
* @brief 得到当前系统时间
* 这个函数返回定时器任务定时更新的当前时间缓存值, 因此要远快于SysClockRead()
* @param pclock 储存时间的变量指针
*/
void SysClockReadCurrent(struct sysclock *pclock)
{
SysClockRead(pclock);
}