diff options
Diffstat (limited to 'shell/source/win32/spsupp/registrar.cxx')
| -rw-r--r-- | shell/source/win32/spsupp/registrar.cxx | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/shell/source/win32/spsupp/registrar.cxx b/shell/source/win32/spsupp/registrar.cxx new file mode 100644 index 000000000..008c2ac59 --- /dev/null +++ b/shell/source/win32/spsupp/registrar.cxx @@ -0,0 +1,290 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + */ + +#include <registrar.hpp> +#include <wchar.h> +#include <objbase.h> + +namespace { + + HRESULT RegRead(HKEY hRootKey, const wchar_t* subKey, const wchar_t* valName, wchar_t* valData, size_t cchData) + { + HKEY hKey; + long iRetVal = RegCreateKeyExW( + hRootKey, + subKey, + 0, + nullptr, + REG_OPTION_NON_VOLATILE, + KEY_READ, + nullptr, + &hKey, + nullptr); + if (iRetVal != ERROR_SUCCESS) + return HRESULT_FROM_WIN32(iRetVal); + + DWORD cbData = cchData * sizeof(valData[0]); + DWORD dwType; + iRetVal = RegQueryValueExW(hKey, valName, nullptr, &dwType, reinterpret_cast<LPBYTE>(valData), &cbData); + RegCloseKey(hKey); + if ((iRetVal == ERROR_SUCCESS) && (dwType != REG_SZ)) + { + return E_FAIL; + } + return HRESULT_FROM_WIN32(iRetVal); + } + + HRESULT RegWrite(HKEY hRootKey, const wchar_t* subKey, const wchar_t* valName, const wchar_t* valData, HKEY *hKeyResult = nullptr) + { + HKEY hKey; + long iRetVal = RegCreateKeyExW( + hRootKey, + subKey, + 0, + nullptr, + REG_OPTION_NON_VOLATILE, + KEY_WRITE, + nullptr, + &hKey, + nullptr); + if (iRetVal != ERROR_SUCCESS) + return HRESULT_FROM_WIN32(iRetVal); + + if (valData) + { + DWORD cbData = static_cast<DWORD>(wcslen(valData)*sizeof(valData[0])); + iRetVal = RegSetValueExW(hKey, valName, 0, REG_SZ, reinterpret_cast<const BYTE *>(valData), cbData); + } + + if (hKeyResult && (iRetVal == ERROR_SUCCESS)) + *hKeyResult = hKey; + else + RegCloseKey(hKey); + + return HRESULT_FROM_WIN32(iRetVal); + } + + HRESULT RegDel(HKEY hRootKey, const wchar_t* subKey) + { + long iRetVal = RegDeleteKeyW(hRootKey, subKey); + return HRESULT_FROM_WIN32(iRetVal); + } + +} // namespace + +// see http://stackoverflow.com/questions/284619 +// see https://msdn.microsoft.com/en-us/library/ms691424 +// see https://msdn.microsoft.com/en-us/library/ms694514 + +Registrar::Registrar(REFIID riidCLSID) +{ + m_ConstructionResult = (StringFromGUID2(riidCLSID, m_sCLSID, nGUIDlen) == 0) ? + E_UNEXPECTED: S_OK; +} + +HRESULT Registrar::RegisterObject(REFIID riidTypeLib, const wchar_t* sProgram, + const wchar_t* sComponent, std::initializer_list<int> aVersions, + const wchar_t* Path) +{ + if (!wcslen(sComponent) || !wcslen(sProgram)) + return E_INVALIDARG; + + if (FAILED(m_ConstructionResult)) + return m_ConstructionResult; + + // HKEY_CLASSES_ROOT + // \CLSID + // \{XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX} + // (default) = "MyLibrary MyControl Class" + // \InprocServer32 + // (default) = "c:\foo\control.dll" + // ThreadingModel = "Apartment" + // \ProgID + // (default) = "MyLibrary.MyControl" + // \Programmable + // \TypeLib + // (default) = "{YYYYYYYY-YYYY-YYYY-YYYY-YYYYYYYYYYYY}" + + wchar_t sBufKey[MAX_PATH]; + wchar_t sBufVal[MAX_PATH]; + + // CLSID + swprintf(sBufKey, MAX_PATH, L"CLSID\\%s", m_sCLSID); + swprintf(sBufVal, MAX_PATH, L"%s %s Class", sProgram, sComponent); + HKEY hKeyCLSID; + HRESULT hr = RegWrite(HKEY_CLASSES_ROOT, sBufKey, L"", sBufVal, &hKeyCLSID); + if (FAILED(hr)) + return hr; + { + class HKeyGuard { + public: + HKeyGuard(HKEY aKey) : m_hKey(aKey) {} + ~HKeyGuard() { RegCloseKey(m_hKey); } + private: + HKEY m_hKey; + }; + + HKeyGuard hKeyCLSIDGuard(hKeyCLSID); + + // InprocServer32 + HKEY hKeyInprocServer32; + hr = RegWrite(hKeyCLSID, L"InprocServer32", L"", Path, &hKeyInprocServer32); + if (FAILED(hr)) + return hr; + { + HKeyGuard hKeyInProcServer32Guard(hKeyInprocServer32); + hr = RegWrite(hKeyInprocServer32, L"", L"ThreadingModel", L"Apartment"); + if (FAILED(hr)) + return hr; + } + + // ProgID + swprintf(sBufVal, MAX_PATH, L"%s.%s", sProgram, sComponent); + hr = RegWrite(hKeyCLSID, L"ProgID", L"", sBufVal); + if (FAILED(hr)) + return hr; + + // Programmable + hr = RegWrite(hKeyCLSID, L"Programmable", nullptr, nullptr); + if (FAILED(hr)) + return hr; + + // TypeLib + if (::StringFromGUID2(riidTypeLib, sBufVal, nGUIDlen) == 0) + return E_UNEXPECTED; + hr = RegWrite(hKeyCLSID, L"TypeLib", L"", sBufVal); + if (FAILED(hr)) + return hr; + } + + // ProgID + return RegisterProgIDs(sProgram, sComponent, aVersions); +} + +HRESULT Registrar::UnRegisterObject(const wchar_t* sProgram, const wchar_t* sComponent, + std::initializer_list<int> aVersions) +{ + if (FAILED(m_ConstructionResult)) + return m_ConstructionResult; + // ProgID + UnRegisterProgIDs(sProgram, sComponent, aVersions); + // CLSID + wchar_t sBuf[MAX_PATH]; + swprintf(sBuf, MAX_PATH, L"CLSID\\%s\\InProcServer32", m_sCLSID); + RegDel(HKEY_CLASSES_ROOT, sBuf); + swprintf(sBuf, MAX_PATH, L"CLSID\\%s\\ProgId", m_sCLSID); + RegDel(HKEY_CLASSES_ROOT, sBuf); + swprintf(sBuf, MAX_PATH, L"CLSID\\%s\\Programmable", m_sCLSID); + RegDel(HKEY_CLASSES_ROOT, sBuf); + swprintf(sBuf, MAX_PATH, L"CLSID\\%s\\TypeLib", m_sCLSID); + RegDel(HKEY_CLASSES_ROOT, sBuf); + swprintf(sBuf, MAX_PATH, L"CLSID\\%s", m_sCLSID); + RegDel(HKEY_CLASSES_ROOT, sBuf); + return S_OK; +} + +HRESULT Registrar::RegisterProgID(const wchar_t* sProgram, const wchar_t* sComponent, int nVersion, bool bSetDefault) +{ + // HKEY_CLASSES_ROOT + // \MyLibrary.MyControl + // (default) = "MyLibrary MyControl Class" + // \CurVer + // (default) = "MyLibrary.MyControl.1" + // \MyLibrary.MyControl.1 + // (default) = "MyLibrary MyControl Class" + // \CLSID + // (default) = "{XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX}" + if (FAILED(m_ConstructionResult)) + return m_ConstructionResult; + wchar_t sBufKey[MAX_PATH]; + swprintf(sBufKey, MAX_PATH, L"%s.%s.%d", sProgram, sComponent, nVersion); + wchar_t sBufVal[MAX_PATH]; + swprintf(sBufVal, MAX_PATH, L"%s %s Class", sProgram, sComponent); + RegWrite(HKEY_CLASSES_ROOT, sBufKey, L"", sBufVal); + swprintf(sBufKey, MAX_PATH, L"%s.%s.%d\\CLSID", sProgram, sComponent, nVersion); + HRESULT hr = RegWrite(HKEY_CLASSES_ROOT, sBufKey, L"", m_sCLSID); + if (SUCCEEDED(hr) && bSetDefault) + { + swprintf(sBufKey, MAX_PATH, L"%s.%s", sProgram, sComponent); + swprintf(sBufVal, MAX_PATH, L"%s %s Class", sProgram, sComponent); + hr = RegWrite(HKEY_CLASSES_ROOT, sBufKey, L"", sBufVal); + swprintf(sBufKey, MAX_PATH, L"%s.%s\\CurVer", sProgram, sComponent); + swprintf(sBufVal, MAX_PATH, L"%s.%s.%d", sProgram, sComponent, nVersion); + hr = RegWrite(HKEY_CLASSES_ROOT, sBufKey, L"", sBufVal); + } + return hr; +} + +HRESULT Registrar::RegisterProgIDs(const wchar_t* sProgram, const wchar_t* sComponent, + std::initializer_list<int> aVersions) +{ + HRESULT hr = S_OK; + bool bDefaultRegistered = false; + for (int nVersion : aVersions) + { + if (SUCCEEDED(hr)) + { + hr = RegisterProgID(sProgram, sComponent, nVersion, !bDefaultRegistered); + bDefaultRegistered = true; + } + } + return hr; +} + +HRESULT Registrar::UnRegisterProgID(const wchar_t* sProgram, const wchar_t* sComponent, int nVersion) +{ + if (FAILED(m_ConstructionResult)) + return m_ConstructionResult; + wchar_t sBuf[MAX_PATH]; + swprintf(sBuf, MAX_PATH, L"%s.%s.%d\\CLSID", sProgram, sComponent, nVersion); + wchar_t sCurCLSID[nGUIDlen]; + HRESULT hr = RegRead(HKEY_CLASSES_ROOT, sBuf, L"", sCurCLSID, nGUIDlen); + if (FAILED(hr)) + return hr; + if (wcsncmp(sCurCLSID, m_sCLSID, nGUIDlen) != 0) + { + // The ProgID points to a different CLSID; most probably it's intercepted + // by a different application, so don't remove it + return S_FALSE; + } + RegDel(HKEY_CLASSES_ROOT, sBuf); + swprintf(sBuf, MAX_PATH, L"%s.%s.%d", sProgram, sComponent, nVersion); + hr = RegDel(HKEY_CLASSES_ROOT, sBuf); + + wchar_t sBufKey[MAX_PATH]; + swprintf(sBufKey, MAX_PATH, L"%s.%s\\CurVer", sProgram, sComponent); + wchar_t sBufVal[MAX_PATH]; + if (SUCCEEDED(RegRead(HKEY_CLASSES_ROOT, sBufKey, L"", sBufVal, MAX_PATH)) && (wcsncmp(sBufVal, sBuf, MAX_PATH) == 0)) + { + // Only unreg default if this version is current default + RegDel(HKEY_CLASSES_ROOT, sBufKey); + swprintf(sBuf, MAX_PATH, L"%s.%s", sProgram, sComponent); + HRESULT hr1 = RegDel(HKEY_CLASSES_ROOT, sBuf); + // Always return a failure result if we failed somewhere + if (FAILED(hr1)) + hr = hr1; + } + return hr; +} + +HRESULT Registrar::UnRegisterProgIDs(const wchar_t* sProgram, const wchar_t* sComponent, + std::initializer_list<int> aVersions) +{ + HRESULT hr = S_OK; + // Try all ProgIDs regardless of error, but make sure to return failure result if some failed + for (int nVersion : aVersions) + { + HRESULT hrLast = UnRegisterProgID(sProgram, sComponent, nVersion); + if (SUCCEEDED(hr)) + hr = hrLast; + } + return hr; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |