gecko-dev/ipc/mscom/COMWrappers.cpp

102 строки
3.5 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 "mozilla/mscom/COMWrappers.h"
#include <objbase.h>
#include "mozilla/Assertions.h"
#include "mozilla/DynamicallyLinkedFunctionPtr.h"
namespace mozilla::mscom::wrapped {
HRESULT CoInitializeEx(LPVOID pvReserved, DWORD dwCoInit) {
static const StaticDynamicallyLinkedFunctionPtr<decltype(&::CoInitializeEx)>
pCoInitializeEx(L"combase.dll", "CoInitializeEx");
if (!pCoInitializeEx) {
return ::CoInitializeEx(pvReserved, dwCoInit);
}
return pCoInitializeEx(pvReserved, dwCoInit);
}
void CoUninitialize() {
static const StaticDynamicallyLinkedFunctionPtr<decltype(&::CoUninitialize)>
pCoUninitialize(L"combase.dll", "CoUninitialize");
if (!pCoUninitialize) {
return ::CoUninitialize();
}
return pCoUninitialize();
}
HRESULT CoIncrementMTAUsage(CO_MTA_USAGE_COOKIE* pCookie) {
static const StaticDynamicallyLinkedFunctionPtr<
decltype(&::CoIncrementMTAUsage)>
pCoIncrementMTAUsage(L"combase.dll", "CoIncrementMTAUsage");
// This API is only available beginning with Windows 8.
if (!pCoIncrementMTAUsage) {
return E_NOTIMPL;
}
HRESULT hr = pCoIncrementMTAUsage(pCookie);
MOZ_ASSERT(SUCCEEDED(hr));
return hr;
}
HRESULT CoGetApartmentType(APTTYPE* pAptType, APTTYPEQUALIFIER* pAptQualifier) {
static const StaticDynamicallyLinkedFunctionPtr<
decltype(&::CoGetApartmentType)>
pCoGetApartmentType(L"combase.dll", "CoGetApartmentType");
if (!pCoGetApartmentType) {
return ::CoGetApartmentType(pAptType, pAptQualifier);
}
return pCoGetApartmentType(pAptType, pAptQualifier);
}
HRESULT CoInitializeSecurity(PSECURITY_DESCRIPTOR pSecDesc, LONG cAuthSvc,
SOLE_AUTHENTICATION_SERVICE* asAuthSvc,
void* pReserved1, DWORD dwAuthnLevel,
DWORD dwImpLevel, void* pAuthList,
DWORD dwCapabilities, void* pReserved3) {
static const StaticDynamicallyLinkedFunctionPtr<
decltype(&::CoInitializeSecurity)>
pCoInitializeSecurity(L"combase.dll", "CoInitializeSecurity");
if (!pCoInitializeSecurity) {
return ::CoInitializeSecurity(pSecDesc, cAuthSvc, asAuthSvc, pReserved1,
dwAuthnLevel, dwImpLevel, pAuthList,
dwCapabilities, pReserved3);
}
return pCoInitializeSecurity(pSecDesc, cAuthSvc, asAuthSvc, pReserved1,
dwAuthnLevel, dwImpLevel, pAuthList,
dwCapabilities, pReserved3);
}
HRESULT CoCreateInstance(REFCLSID rclsid, LPUNKNOWN pUnkOuter,
DWORD dwClsContext, REFIID riid, LPVOID* ppv) {
static const StaticDynamicallyLinkedFunctionPtr<decltype(&::CoCreateInstance)>
pCoCreateInstance(L"combase.dll", "CoCreateInstance");
if (!pCoCreateInstance) {
return ::CoCreateInstance(rclsid, pUnkOuter, dwClsContext, riid, ppv);
}
return pCoCreateInstance(rclsid, pUnkOuter, dwClsContext, riid, ppv);
}
HRESULT CoCreateGuid(GUID* pguid) {
static const StaticDynamicallyLinkedFunctionPtr<decltype(&::CoCreateGuid)>
pCoCreateGuid(L"combase.dll", "CoCreateGuid");
if (!pCoCreateGuid) {
return ::CoCreateGuid(pguid);
}
return pCoCreateGuid(pguid);
}
} // namespace mozilla::mscom::wrapped