BOOL WINAPI LocalFileTimeToFileTime( const FILETIME *localft, LPFILETIME utcft ) {
LARGE_INTEGER local, utc;
TRACEN((printf("LocalFileTimeToFileTime\n")))
local.QuadPart = localft->dwHighDateTime;
local.QuadPart = (local.QuadPart << 32) | localft->dwLowDateTime;
RtlLocalTimeToSystemTime( &local, &utc );
utcft->dwLowDateTime = (DWORD)utc.QuadPart;
utcft->dwHighDateTime = (DWORD)(utc.QuadPart >> 32);
return TRUE;
}
/*********************************************************************
* LocalFileTimeToFileTime (KERNEL32.@)
*/
BOOL WINAPI LocalFileTimeToFileTime( const FILETIME *localft, LPFILETIME utcft )
{
NTSTATUS status;
LARGE_INTEGER local, utc;
local.u.LowPart = localft->dwLowDateTime;
local.u.HighPart = localft->dwHighDateTime;
if (!(status = RtlLocalTimeToSystemTime( &local, &utc )))
{
utcft->dwLowDateTime = utc.u.LowPart;
utcft->dwHighDateTime = utc.u.HighPart;
}
else SetLastError( RtlNtStatusToDosError(status) );
return !status;
}
/***********************************************************************
* SetLocalTime (KERNEL32.@)
*
* Set the local time using current time zone and daylight
* savings settings.
*
* PARAMS
* systime [in] The desired local time.
*
* RETURNS
* Success: TRUE. The time was set.
* Failure: FALSE, if the time was invalid or caller does not have
* permission to change the time.
*/
BOOL WINAPI SetLocalTime( const SYSTEMTIME *systime )
{
FILETIME ft;
LARGE_INTEGER st, st2;
NTSTATUS status;
if( !SystemTimeToFileTime( systime, &ft ))
return FALSE;
st.u.LowPart = ft.dwLowDateTime;
st.u.HighPart = ft.dwHighDateTime;
RtlLocalTimeToSystemTime( &st, &st2 );
if ((status = NtSetSystemTime(&st2, NULL)))
SetLastError( RtlNtStatusToDosError(status) );
return !status;
}
