From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:06:44 +0200 Subject: Adding upstream version 4:7.4.7. Signed-off-by: Daniel Baumann --- shell/source/win32/spsupp/spsuppServ.cxx | 180 +++++++++++++++++++++++++++++++ 1 file changed, 180 insertions(+) create mode 100644 shell/source/win32/spsupp/spsuppServ.cxx (limited to 'shell/source/win32/spsupp/spsuppServ.cxx') diff --git a/shell/source/win32/spsupp/spsuppServ.cxx b/shell/source/win32/spsupp/spsuppServ.cxx new file mode 100644 index 000000000..abd5ec607 --- /dev/null +++ b/shell/source/win32/spsupp/spsuppServ.cxx @@ -0,0 +1,180 @@ +/* -*- 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 MIDL-generated file +#if defined __clang__ +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wextra-tokens" + // "#endif !_MIDL_USE_GUIDDEF_" in midl-generated code +#endif +#include +#if defined __clang__ +#pragma clang diagnostic pop +#endif + +#include +#include +#include +#include +#include +#include +#include + +#include // declaration of DllInstall + +namespace +{ +HANDLE g_hModule; + +HMODULE GetHModule() { return static_cast(g_hModule); } +} // namespace + +ITypeLib* GetTypeLib() +{ + typedef std::unique_ptr ITypeLibGuard; + static ITypeLibGuard s_aITypeLibGuard = [] { + ITypeLibGuard aITypeLibGuard(nullptr, [](IUnknown* p) { if (p) p->Release(); }); + wchar_t szFile[MAX_PATH]; + if (GetModuleFileNameW(GetHModule(), szFile, MAX_PATH) == 0) + return aITypeLibGuard; + ITypeLib* pTypeLib; + if (FAILED(LoadTypeLib(szFile, &pTypeLib))) + return aITypeLibGuard; + aITypeLibGuard.reset(pTypeLib); + return aITypeLibGuard; + }(); + return s_aITypeLibGuard.get(); +} + +const wchar_t* GetHelperExe() +{ + static wchar_t* s_sPath = []() -> wchar_t* { + static wchar_t sPath[MAX_PATH]; + if (GetModuleFileNameW(GetHModule(), sPath, MAX_PATH) == 0) + return nullptr; + wchar_t* pSlashPos = wcsrchr(sPath, L'\\'); + if (pSlashPos == nullptr) + return nullptr; + wcscpy(pSlashPos + 1, L"spsupp_helper.exe"); + return sPath; + }(); + return s_sPath; +} + +BOOL APIENTRY DllMain( HANDLE hinstDLL, + DWORD fdwReason, + LPVOID /*lpvReserved*/ ) +{ + switch (fdwReason) + { + case DLL_PROCESS_ATTACH: + g_hModule = hinstDLL; + break; + + case DLL_THREAD_ATTACH: + case DLL_THREAD_DETACH: + case DLL_PROCESS_DETACH: + break; + } + return TRUE; +} + +namespace { + // {F1924D0C-9B35-4A46-BCDE-CFEF2CE67A17} + const IID CLSID_spsupp = + { 0xf1924d0c, 0x9b35, 0x4a46, { 0xbc, 0xde, 0xcf, 0xef, 0x2c, 0xe6, 0x7a, 0x17 } }; +} + +STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppvOut) +{ + *ppvOut = nullptr; + if (IsEqualIID(rclsid, CLSID_spsupp)) + { + ClassFactory *pCf = new ClassFactory; + HRESULT hr = pCf->QueryInterface(riid, ppvOut); + pCf->Release(); + return hr; + } + return CLASS_E_CLASSNOTAVAILABLE; +} + +STDAPI DllCanUnloadNow(void) +{ + if (ClassFactory::GetLockCount() == 0 && + ClassFactory::GetObjectCount() == 0 && + COMOpenDocuments::GetObjectCount() == 0) + return S_OK; + else + return S_FALSE; +} + +STDAPI DllRegisterServer(void) +{ + ITypeLib* pTypeLib = GetTypeLib(); + if (!pTypeLib) + return ResultFromScode(SELFREG_E_TYPELIB); + + wchar_t szFile[MAX_PATH]; + if (GetModuleFileNameW(GetHModule(), szFile, MAX_PATH) == 0) + return HRESULT_FROM_WIN32(GetLastError()); + + HRESULT hr = RegisterTypeLib(pTypeLib, szFile, nullptr); + if (FAILED(hr)) + return hr; + + // Default is v.5 + return Registrar(CLSID_spsupp) + .RegisterObject(LIBID_spsupp, L"LOSPSupport", L"OpenDocuments", { 5, 1, 2, 3, 4 }, szFile); +} + +STDAPI DllUnregisterServer(void) +{ + ITypeLib* pTypeLib = GetTypeLib(); + if (!pTypeLib) + return ResultFromScode(SELFREG_E_TYPELIB); + TLIBATTR* pLibAttr; + HRESULT hr = pTypeLib->GetLibAttr(&pLibAttr); + if (FAILED(hr)) + return hr; + auto ReleaseFunc = [pTypeLib](TLIBATTR* p) { if (p) pTypeLib->ReleaseTLibAttr(p); }; + typedef std::unique_ptr TLIBATTRGuard; + static TLIBATTRGuard aTLIBATTRGuard(nullptr, ReleaseFunc); + + hr = UnRegisterTypeLib(pLibAttr->guid, pLibAttr->wMajorVerNum, pLibAttr->wMinorVerNum, pLibAttr->lcid, pLibAttr->syskind); + if (FAILED(hr)) + return hr; + + return Registrar(CLSID_spsupp) + .UnRegisterObject(L"LOSPSupport", L"OpenDocuments", { 1, 2, 3, 4, 5 }); +} + +// This is called when regsvr32.exe is called with "/i" flag +// pszCmdLine is the string passed to "/i:" +// See https://msdn.microsoft.com/library/windows/desktop/bb759846 +STDAPI DllInstall(BOOL bInstall, _In_opt_ PCWSTR pszCmdLine) +{ + if (wcscmp(pszCmdLine, L"Substitute_OWSSUPP") == 0) + { + HRESULT hr; + Registrar registrar(CLSID_spsupp); + if (bInstall) + { + // Default is v.5 + hr = registrar.RegisterProgIDs(L"SharePoint", L"OpenDocuments", { 5, 1, 2, 3, 4 }); + } + else + { + hr = registrar.UnRegisterProgIDs(L"SharePoint", L"OpenDocuments", { 1, 2, 3, 4, 5 }); + } + return hr; + } + return E_INVALIDARG; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ -- cgit v1.2.3