BOOL SetFileDacl(LPCWSTR path)
{
BOOL bRet = FALSE;
WCHAR sddl[MAX_KRNLOBJNAME] = {L'\0'};
PSECURITY_DESCRIPTOR psd = nullptr;
LPWSTR pszUserSid;
if(GetUserSid(&pszUserSid))
{
// SDDL_ALL_APP_PACKAGES / SDDL_RESTRICTED_CODE / SDDL_LOCAL_SYSTEM / SDDL_BUILTIN_ADMINISTRATORS / User SID
_snwprintf_s(sddl, _TRUNCATE, L"D:%s(A;;FR;;;RC)(A;;FA;;;SY)(A;;FA;;;BA)(A;;FA;;;%s)",
(IsWindowsVersion62OrLater() ? L"(A;;FR;;;AC)" : L""), pszUserSid);
LocalFree(pszUserSid);
}
if(ConvertStringSecurityDescriptorToSecurityDescriptorW(sddl, SDDL_REVISION_1, &psd, nullptr))
{
if(SetFileSecurityW(path, DACL_SECURITY_INFORMATION, psd))
{
bRet = TRUE;
}
LocalFree(psd);
}
return bRet;
}
void CreateIpcName()
{
ZeroMemory(krnlobjsddl, sizeof(krnlobjsddl));
ZeroMemory(mgrpipename, sizeof(mgrpipename));
ZeroMemory(mgrmutexname, sizeof(mgrmutexname));
LPWSTR pszUserSid = nullptr;
if(GetUserSid(&pszUserSid))
{
// SDDL_ALL_APP_PACKAGES / SDDL_RESTRICTED_CODE / SDDL_LOCAL_SYSTEM / SDDL_BUILTIN_ADMINISTRATORS / User SID
_snwprintf_s(krnlobjsddl, _TRUNCATE, L"D:%s(A;;GA;;;RC)(A;;GA;;;SY)(A;;GA;;;BA)(A;;GA;;;%s)",
(IsWindowsVersion62OrLater() ? L"(A;;GA;;;AC)" : L""), pszUserSid);
// (SDDL_MANDATORY_LABEL, SDDL_NO_WRITE_UP, SDDL_ML_LOW)
wcsncat_s(krnlobjsddl, L"S:(ML;;NW;;;LW)", _TRUNCATE);
LocalFree(pszUserSid);
}
LPWSTR pszUserUUID = nullptr;
if(GetUserUUID(&pszUserUUID))
{
_snwprintf_s(mgrpipename, _TRUNCATE, L"%s%s", IMCRVMGRPIPE, pszUserUUID);
_snwprintf_s(mgrmutexname, _TRUNCATE, L"%s%s", IMCRVMGRMUTEX, pszUserUUID);
LocalFree(pszUserUUID);
}
}
BOOL CTextService::_InitLanguageBar()
{
ITfLangBarItemMgr *pLangBarItemMgr;
BOOL fRet = FALSE;
BOOL fRetI = FALSE;
_pLangBarItem = nullptr;
_pLangBarItemI = nullptr;
if(_pThreadMgr->QueryInterface(IID_PPV_ARGS(&pLangBarItemMgr)) == S_OK)
{
try
{
_pLangBarItem = new CLangBarItemButton(this, c_guidLangBarItemButton);
if(pLangBarItemMgr->AddItem(_pLangBarItem) == S_OK)
{
fRet = TRUE;
}
else
{
SafeRelease(&_pLangBarItem);
}
}
catch(...)
{
}
if(IsWindowsVersion62OrLater())
{
try
{
_pLangBarItemI = new CLangBarItemButton(this, GUID_LBI_INPUTMODE);
if(pLangBarItemMgr->AddItem(_pLangBarItemI) == S_OK)
{
fRetI = TRUE;
}
else
{
SafeRelease(&_pLangBarItemI);
}
}
catch(...)
{
}
}
else
{
fRetI = TRUE;
}
SafeRelease(&pLangBarItemMgr);
}
return (fRet && fRetI);
}
CLangBarItemButton::CLangBarItemButton(CTextService *pTextService, REFGUID guid)
{
DllAddRef();
_cRef = 1;
_LangBarItemInfo.clsidService = c_clsidTextService;
_LangBarItemInfo.guidItem = guid;
// GDI handle leak occurs when GetIcon function returns monochrome icon if TF_LBI_STYLE_TEXTCOLORICON flag is set.
// Use 16 colors (black only) icon instead of monochrome icon.
_LangBarItemInfo.dwStyle = TF_LBI_STYLE_SHOWNINTRAY |
(IsEqualGUID(_LangBarItemInfo.guidItem, GUID_LBI_INPUTMODE) ? TF_LBI_STYLE_BTN_BUTTON : TF_LBI_STYLE_BTN_MENU) |
(IsWindowsVersion62OrLater() ? 0 : TF_LBI_STYLE_TEXTCOLORICON); //16 colors (black only) icon used on earlier than Windows 8
_LangBarItemInfo.ulSort = 1;
wcsncpy_s(_LangBarItemInfo.szDescription, LangbarItemDesc, _TRUNCATE);
_pLangBarItemSink = nullptr;
_pTextService = pTextService;
_pTextService->AddRef();
}
STDAPI CLangBarItemButton::GetIcon(HICON *phIcon)
{
_GetIcon(phIcon, IsWindowsVersion62OrLater());
return (*phIcon != nullptr) ? S_OK : E_FAIL;
}
