windows driver 获取本地时间

#define ArrayLength 260
void MyGetLocalTime()
{
	LARGE_INTEGER li_system;
	LARGE_INTEGER li_Local;
	char strTime[ArrayLength] = {0};
	ANSI_STRING as;
	TIME_FIELDS tf;
	KeQuerySystemTime(&li_system);
	ExSystemTimeToLocalTime(&li_system, &li_Local);
	RtlTimeToTimeFields(&li_Local, &tf);

	RtlInitEmptyAnsiString(&as, strTime, ArrayLength);
	RtlStringCbPrintfA(as.Buffer, ArrayLength, "%d-%d-%d %d:%d:%d\n", tf.Year, tf.Month, tf.Day, tf.Hour, tf.Minute, tf.Second);
	KdPrint(("%s\n", as.Buffer));
}

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