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Fea #80, 添加GetTimeZoneInformationForYear、GetDynamicTimeZoneInformatio…
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…nEffectiveYears
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@mingkuang-Chuyu
mingkuang-Chuyu committed May 14, 2024
1 parent 8f5bc7e commit 9a74a1b
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2 changes: 2 additions & 0 deletions ThunksList.md
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Expand Up @@ -88,6 +88,7 @@
| EventWriteTransfer | 不存在时，返回ERROR_NOT_SUPPORTED。
| EventWriteEx | 不存在时，调用EventWriteTransfer。
| EventWriteString | 不存在时，返回ERROR_NOT_SUPPORTED。
| GetDynamicTimeZoneInformationEffectiveYears| 不存在时，直接读取`Time Zones`注册表。

## bcrypt.dll
| 函数 | Fallback
Expand Down Expand Up @@ -367,6 +368,7 @@
| IsNLSDefinedString | 不存在时，调用GetStringTypeW。
| SetProcessWorkingSetSizeEx | 不存在时，调用SetProcessWorkingSetSize。
| GetProcessWorkingSetSizeEx | 不存在时，调用GetProcessWorkingSetSize。
| GetTimeZoneInformationForYear | 不存在时，直接读取`Time Zones`注册表。

## mfplat.dll
| 函数 | Fallback
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207 changes: 206 additions & 1 deletion src/Thunks/api-ms-win-core-timezone.hpp
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Expand Up @@ -276,5 +276,210 @@ namespace YY
return FileTimeToSystemTime((LPFILETIME)&_CurrentLocalTime, _pUniversalTime);
}
#endif


#if (YY_Thunks_Support_Version < NTDDI_VISTASP1)

// 最低受支持的客户端 Windows Vista SP1 [桌面应用 |UWP 应用]
// 最低受支持的服务器 Windows Server 2008[桌面应用 | UWP 应用]
__DEFINE_THUNK(
kernel32,
12,
BOOL,
WINAPI,
GetTimeZoneInformationForYear,
_In_ USHORT _uYear,
_In_opt_ PDYNAMIC_TIME_ZONE_INFORMATION _pDynamicTimeZoneInfo,
_Out_ LPTIME_ZONE_INFORMATION _pTimeZoneInfo
)
{
if (const auto _pfnGetTimeZoneInformationForYear = try_get_GetTimeZoneInformationForYear())
{
return _pfnGetTimeZoneInformationForYear(_uYear, _pDynamicTimeZoneInfo, _pTimeZoneInfo);
}

DYNAMIC_TIME_ZONE_INFORMATION _DynamicTimeZoneInfoBuffer;
if (!_pDynamicTimeZoneInfo)
{
if (::GetDynamicTimeZoneInformation(&_DynamicTimeZoneInfoBuffer) == TIME_ZONE_ID_INVALID)
return FALSE;

_pDynamicTimeZoneInfo = &_DynamicTimeZoneInfoBuffer;
}

if (_pDynamicTimeZoneInfo->DynamicDaylightTimeDisabled)
{
memcpy(_pTimeZoneInfo, _pDynamicTimeZoneInfo, sizeof(*_pTimeZoneInfo));
return TRUE;
}

#pragma pack(push, 1)
struct TZI
{
LONG Bias;
LONG StandardBias;
LONG DaylightBias;
SYSTEMTIME StandardDate;
SYSTEMTIME DaylightDate;
};
#pragma pack(pop)

LSTATUS _lStatus;
HKEY _hTimeZoneRootKey = NULL;
HKEY _hTimeZoneKey = NULL;
do
{
_lStatus = RegOpenKeyExW(HKEY_LOCAL_MACHINE, LR"(SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones)", 0, KEY_READ, &_hTimeZoneRootKey);
if (_lStatus)
{
break;
}

_lStatus = RegOpenKeyExW(_hTimeZoneRootKey, _pDynamicTimeZoneInfo->TimeZoneKeyName, 0, KEY_READ, &_hTimeZoneKey);
if (_lStatus)
{
break;
}

TZI _Tzi;
DWORD _cdData = 0;
HKEY _hDynamicDSTKey = NULL;
_lStatus = RegOpenKeyExW(_hTimeZoneRootKey, L"Dynamic DST", 0, KEY_READ, &_hDynamicDSTKey);
if (_lStatus == ERROR_SUCCESS)
{
wchar_t _szStaticStringBuffer[64];
internal::StringBuffer<wchar_t> _szStringBuffer(_szStaticStringBuffer, _countof(_szStaticStringBuffer));
_szStringBuffer.AppendUint32(_uYear);
_cdData = sizeof(_Tzi);
_lStatus = RegQueryValueExW(_hDynamicDSTKey, _szStringBuffer.GetC_String(), nullptr, nullptr, (BYTE*)&_Tzi, &_cdData);
RegCloseKey(_hDynamicDSTKey);
}

if (_lStatus || _cdData != sizeof(_Tzi))
{
_cdData = sizeof(_Tzi);
_lStatus = RegQueryValueExW(_hTimeZoneKey, L"TZI", nullptr, nullptr, (BYTE*)&_Tzi, &_cdData);

if (_lStatus || _cdData != sizeof(_Tzi))
{
_lStatus = ERROR_NOT_FOUND;
break;
}
}

memcpy(_pTimeZoneInfo, _pDynamicTimeZoneInfo, sizeof(*_pTimeZoneInfo));
_pTimeZoneInfo->Bias = _Tzi.Bias;
_pTimeZoneInfo->StandardBias = _Tzi.StandardBias;
_pTimeZoneInfo->DaylightBias = _Tzi.DaylightBias;
_pTimeZoneInfo->StandardDate = _Tzi.StandardDate;
_pTimeZoneInfo->DaylightDate = _Tzi.DaylightDate;

} while (false);

if (_hTimeZoneKey)
RegCloseKey(_hTimeZoneKey);

if (_hTimeZoneRootKey)
RegCloseKey(_hTimeZoneRootKey);

if (_lStatus)
{
SetLastError(_lStatus);
return FALSE;
}
return TRUE;
}
#endif


#if (YY_Thunks_Support_Version < NTDDI_WIN8)

// 最低受支持的客户端 Windows 8 [桌面应用 |UWP 应用]
// 最低受支持的服务器 Windows Server 2012[桌面应用 | UWP 应用]
__DEFINE_THUNK(
advapi32,
12,
DWORD,
WINAPI,
GetDynamicTimeZoneInformationEffectiveYears,
_In_ CONST PDYNAMIC_TIME_ZONE_INFORMATION _pTimeZoneInformation,
_Out_ LPDWORD _puFirstYear,
_Out_ LPDWORD _puLastYear
)
{
if (const auto _pfnGetDynamicTimeZoneInformationEffectiveYears = try_get_GetDynamicTimeZoneInformationEffectiveYears())
{
return _pfnGetDynamicTimeZoneInformationEffectiveYears(_pTimeZoneInformation, _puFirstYear, _puLastYear);
}

if (!_pTimeZoneInformation)
{
return ERROR_INVALID_PARAMETER;
}

LSTATUS _lStatus;
HKEY _hTimeZoneRootKey = NULL;
HKEY _hTimeZoneKey = NULL;
do
{
_lStatus = RegOpenKeyExW(HKEY_LOCAL_MACHINE, LR"(SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones)", 0, KEY_READ, &_hTimeZoneRootKey);
if (_lStatus)
{
break;
}

_lStatus = RegOpenKeyExW(_hTimeZoneRootKey, _pTimeZoneInformation->TimeZoneKeyName, 0, KEY_READ, &_hTimeZoneKey);
if (_lStatus)
{
break;
}

HKEY _hDynamicDSTKey = NULL;
_lStatus = RegOpenKeyExW(_hTimeZoneRootKey, L"Dynamic DST", 0, KEY_READ, &_hDynamicDSTKey);
if (_lStatus)
{
break;
}

// KernalBase.GetFirstAndLastEntryValues
DWORD _uFirstYear = 0, _uLastYear = 0;
DWORD _cdData = sizeof(_uFirstYear);
// 注意：微软原版这里就没有检查注册表的返回长度以及类型
_lStatus = RegQueryValueExW(_hDynamicDSTKey, L"FirstEntry", nullptr, nullptr, (BYTE*)&_uFirstYear, &_cdData);
if (_lStatus)
{
_lStatus = ERROR_NOT_FOUND;
break;
}

_cdData = sizeof(_uLastYear);
_lStatus = RegQueryValueExW(_hDynamicDSTKey, L"LastEntry", nullptr, nullptr, (BYTE*)&_uLastYear, &_cdData);
if (_lStatus)
{
_lStatus = ERROR_NOT_FOUND;
break;
}

*_puFirstYear = _uFirstYear;
*_puLastYear = _uLastYear;
} while (false);

if (_hTimeZoneKey)
RegCloseKey(_hTimeZoneKey);

if (_hTimeZoneRootKey)
RegCloseKey(_hTimeZoneRootKey);

if (_lStatus)
{
SetLastError(_lStatus);
return FALSE;
}
return TRUE;


return 0;
}
#endif
}
}
}

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