1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef mozilla_mscom_COMWrappers_h 8 #define mozilla_mscom_COMWrappers_h 9 10 #include <objbase.h> 11 12 #if (NTDDI_VERSION < NTDDI_WIN8) 13 // Win8+ API that we use very carefully 14 DECLARE_HANDLE(CO_MTA_USAGE_COOKIE); 15 HRESULT WINAPI CoIncrementMTAUsage(CO_MTA_USAGE_COOKIE* pCookie); 16 #endif // (NTDDI_VERSION < NTDDI_WIN8) 17 18 // A set of wrapped COM functions, so that we can dynamically link to the 19 // functions in combase.dll on win8+. This prevents ole32.dll and many other 20 // DLLs loading, which are not required when we have win32k locked down. 21 namespace mozilla::mscom::wrapped { 22 23 HRESULT CoInitializeEx(LPVOID pvReserved, DWORD dwCoInit); 24 25 void CoUninitialize(); 26 27 HRESULT CoIncrementMTAUsage(CO_MTA_USAGE_COOKIE* pCookie); 28 29 HRESULT CoGetApartmentType(APTTYPE* pAptType, APTTYPEQUALIFIER* pAptQualifier); 30 31 HRESULT CoInitializeSecurity(PSECURITY_DESCRIPTOR pSecDesc, LONG cAuthSvc, 32 SOLE_AUTHENTICATION_SERVICE* asAuthSvc, 33 void* pReserved1, DWORD dwAuthnLevel, 34 DWORD dwImpLevel, void* pAuthList, 35 DWORD dwCapabilities, void* pReserved3); 36 37 HRESULT CoCreateInstance(REFCLSID rclsid, LPUNKNOWN pUnkOuter, 38 DWORD dwClsContext, REFIID riid, LPVOID* ppv); 39 40 HRESULT CoCreateGuid(GUID* pguid); 41 42 } // namespace mozilla::mscom::wrapped 43 44 #endif // mozilla_mscom_COMWrappers_h 45