Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-04-18 03:34:11 +00:00
Code Issues Projects Releases Packages Wiki Activity

- FileTimeToLocalFileTime() and LocalFileTimeToFileTime() take timezone bias into account.

Browse source 
svn path=/trunk/; revision=11868
This commit is contained in:
Eric Kohl 2004-11-29 15:02:33 +00:00
parent df74513933
commit 17f1fe8577
1 changed files with 48 additions and 30 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

78
reactos/lib/kernel32/misc/time.c
View file

@ -1,4 +1,4 @@
/* $Id: time.c,v 1.32 2004/11/21 06:51:17 ion Exp $
/* $Id: time.c,v 1.33 2004/11/29 15:02:33 ekohl Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
@ -21,16 +21,16 @@
typedef struct __DOSTIME
{
WORD Second:5;
WORD Minute:6;
WORD Hour:5;
WORD Second:5;
WORD Minute:6;
WORD Hour:5;
} DOSTIME, *PDOSTIME;
typedef struct __DOSDATE
{
WORD Day:5;
WORD Month:4;
WORD Year:5;
WORD Day:5;
WORD Month:4;
WORD Year:5;
} DOSDATE, *PDOSDATE;
#define TICKSPERMIN 600000000
@ -156,8 +156,8 @@ GetSystemTimeAsFileTime (PFILETIME lpFileTime)
BOOL
STDCALL
SystemTimeToFileTime(
CONST SYSTEMTIME * lpSystemTime,
LPFILETIME lpFileTime
CONST SYSTEMTIME * lpSystemTime,
LPFILETIME lpFileTime
)
{
@ -217,7 +217,7 @@ FileTimeToSystemTime(
/*
* @unimplemented
* @implemented
*/
BOOL
STDCALL
@ -226,15 +226,24 @@ FileTimeToLocalFileTime(
LPFILETIME lpLocalFileTime
)
{
// FIXME: include time bias
*((PLONGLONG)lpLocalFileTime) = *((PLONGLONG)lpFileTime);
LARGE_INTEGER TimeZoneBias;
do
{
TimeZoneBias.HighPart = SharedUserData->TimeZoneBias.High1Time;
TimeZoneBias.LowPart = SharedUserData->TimeZoneBias.LowPart;
}
while (TimeZoneBias.HighPart != SharedUserData->TimeZoneBias.High2Time);
*((PLONGLONG)lpLocalFileTime) =
*((PLONGLONG)lpFileTime) - TimeZoneBias.QuadPart;
return TRUE;
}
/*
* @unimplemented
* @implemented
*/
BOOL
STDCALL
@ -243,8 +252,17 @@ LocalFileTimeToFileTime(
LPFILETIME lpFileTime
)
{
// FIXME: include time bias
*((PLONGLONG)lpFileTime) = *((PLONGLONG)lpLocalFileTime);
LARGE_INTEGER TimeZoneBias;
do
{
TimeZoneBias.HighPart = SharedUserData->TimeZoneBias.High1Time;
TimeZoneBias.LowPart = SharedUserData->TimeZoneBias.LowPart;
}
while (TimeZoneBias.HighPart != SharedUserData->TimeZoneBias.High2Time);
*((PLONGLONG)lpFileTime) =
*((PLONGLONG)lpLocalFileTime) + TimeZoneBias.QuadPart;
return TRUE;
}
@ -260,8 +278,8 @@ GetLocalTime(LPSYSTEMTIME lpSystemTime)
FILETIME LocalFileTime;
GetSystemTimeAsFileTime(&FileTime);
FileTimeToLocalFileTime (&FileTime, &LocalFileTime);
FileTimeToSystemTime (&LocalFileTime, lpSystemTime);
FileTimeToLocalFileTime(&FileTime, &LocalFileTime);
FileTimeToSystemTime(&LocalFileTime, lpSystemTime);
}
@ -274,7 +292,7 @@ GetSystemTime(LPSYSTEMTIME lpSystemTime)
FILETIME FileTime;
GetSystemTimeAsFileTime(&FileTime);
FileTimeToSystemTime (&FileTime, lpSystemTime);
FileTimeToSystemTime(&FileTime, lpSystemTime);
}
@ -286,12 +304,12 @@ SetLocalTime(CONST SYSTEMTIME *lpSystemTime)
{
FILETIME LocalFileTime;
LARGE_INTEGER FileTime;
NTSTATUS errCode;
NTSTATUS Status;
SystemTimeToFileTime (lpSystemTime, &LocalFileTime);
LocalFileTimeToFileTime (&LocalFileTime, (FILETIME *)&FileTime);
errCode = NtSetSystemTime (&FileTime, &FileTime);
if (!NT_SUCCESS(errCode))
SystemTimeToFileTime(lpSystemTime, &LocalFileTime);
LocalFileTimeToFileTime(&LocalFileTime, (FILETIME *)&FileTime);
Status = NtSetSystemTime(&FileTime, &FileTime);
if (!NT_SUCCESS(Status))
return FALSE;
return TRUE;
}
@ -304,11 +322,11 @@ BOOL STDCALL
SetSystemTime(CONST SYSTEMTIME *lpSystemTime)
{
LARGE_INTEGER NewSystemTime;
NTSTATUS errCode;
NTSTATUS Status;
SystemTimeToFileTime (lpSystemTime, (PFILETIME)&NewSystemTime);
errCode = NtSetSystemTime (&NewSystemTime, &NewSystemTime);
if (!NT_SUCCESS(errCode))
SystemTimeToFileTime(lpSystemTime, (PFILETIME)&NewSystemTime);
Status = NtSetSystemTime(&NewSystemTime, &NewSystemTime);
if (!NT_SUCCESS(Status))
return FALSE;
return TRUE;
}
@ -397,7 +415,7 @@ SystemTimeToTzSpecificLocalTime(
if (!lpTimeZoneInformation)
{
GetTimeZoneInformation (&TimeZoneInformation);
GetTimeZoneInformation(&TimeZoneInformation);
lpTzInfo = &TimeZoneInformation;
}
else
@ -409,9 +427,9 @@ SystemTimeToTzSpecificLocalTime(
if (!lpLocalTime)
return FALSE;
SystemTimeToFileTime (lpUniversalTime, (PFILETIME)&FileTime);
SystemTimeToFileTime(lpUniversalTime, (PFILETIME)&FileTime);
FileTime.QuadPart -= (lpTzInfo->Bias * TICKSPERMIN);
FileTimeToSystemTime ((PFILETIME)&FileTime, lpLocalTime);
FileTimeToSystemTime((PFILETIME)&FileTime, lpLocalTime);
return TRUE;
}