ipc/mscom/COMWrappers.h

   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