battclock
ReadBattClock() | ResetBattClock() | WriteBattClock() |
ReadBattClock()
Synopsis
ULONG ReadBattClock();
Function
Return the value stored in the battery back up clock. This value is the number of seconds that have elapsed since midnight on the 1st of January 1978 (00:00:00 1.1.1978). If the value of the battery clock is invalid, then the clock will be reset.
Result
The number of seconds since 1.1.1978 00:00:00
See also
ResetBattClock()
Synopsis
void ResetBattClock();
Function
Reset the system battery-backed-up clock. This will reset the clock back to 0 seconds (or midnight, 1st Jan 1978).
Inputs
None.
Result
The clock will be reset.
Notes
This function may do nothing when the battery backed up clock either doesn't exist, or may not be writable by the operating system.
See also
WriteBattClock()
Synopsis
void WriteBattClock( ULONG time );
Function
Set the system's battery backed up clock to the time specified. The value should be the number of seconds since 00:00:00 on 1.1.1978.
Inputs
time - The number of seconds elapsed since 00:00:00 1.1.1978
Result
The clock will be set.
Notes
This may not do anything on some systems where the battery backed up clock either doesn't exist, or may not be writable.