gecko-dev/ipc/mscom/MainThreadHandoff.h
Sylvestre Ledru 265e672179 Bug 1511181 - Reformat everything to the Google coding style r=ehsan a=clang-format
# ignore-this-changeset

--HG--
extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
2018-11-30 11:46:48 +01:00

89 lines
3.1 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/. */
#ifndef mozilla_mscom_MainThreadHandoff_h
#define mozilla_mscom_MainThreadHandoff_h
#include "mozilla/Assertions.h"
#include "mozilla/Move.h"
#include "mozilla/mscom/Interceptor.h"
#include "mozilla/mscom/MainThreadInvoker.h"
#include "mozilla/mscom/Utils.h"
#include "mozilla/Mutex.h"
#include "nsTArray.h"
namespace mozilla {
namespace mscom {
struct ArrayData;
class MainThreadHandoff final : public IInterceptorSink,
public ICallFrameWalker {
public:
static HRESULT Create(IHandlerProvider* aHandlerProvider,
IInterceptorSink** aOutput);
template <typename Interface>
static HRESULT WrapInterface(STAUniquePtr<Interface> aTargetInterface,
Interface** aOutInterface) {
return WrapInterface<Interface>(std::move(aTargetInterface), nullptr,
aOutInterface);
}
template <typename Interface>
static HRESULT WrapInterface(STAUniquePtr<Interface> aTargetInterface,
IHandlerProvider* aHandlerProvider,
Interface** aOutInterface) {
MOZ_ASSERT(!IsProxy(aTargetInterface.get()));
RefPtr<IInterceptorSink> handoff;
HRESULT hr =
MainThreadHandoff::Create(aHandlerProvider, getter_AddRefs(handoff));
if (FAILED(hr)) {
return hr;
}
return CreateInterceptor(std::move(aTargetInterface), handoff,
aOutInterface);
}
// IUnknown
STDMETHODIMP QueryInterface(REFIID riid, void** ppv) override;
STDMETHODIMP_(ULONG) AddRef() override;
STDMETHODIMP_(ULONG) Release() override;
// ICallFrameEvents
STDMETHODIMP OnCall(ICallFrame* aFrame) override;
// IInterceptorSink
STDMETHODIMP SetInterceptor(IWeakReference* aInterceptor) override;
STDMETHODIMP GetHandler(NotNull<CLSID*> aHandlerClsid) override;
STDMETHODIMP GetHandlerPayloadSize(NotNull<IInterceptor*> aInterceptor,
NotNull<DWORD*> aOutPayloadSize) override;
STDMETHODIMP WriteHandlerPayload(NotNull<IInterceptor*> aInterceptor,
NotNull<IStream*> aStream) override;
STDMETHODIMP_(REFIID) MarshalAs(REFIID aIid) override;
STDMETHODIMP DisconnectHandlerRemotes() override;
// ICallFrameWalker
STDMETHODIMP OnWalkInterface(REFIID aIid, PVOID* aInterface, BOOL aIsInParam,
BOOL aIsOutParam) override;
private:
explicit MainThreadHandoff(IHandlerProvider* aHandlerProvider);
~MainThreadHandoff();
HRESULT FixArrayElements(ICallFrame* aFrame, const ArrayData& aArrayData);
HRESULT FixIServiceProvider(ICallFrame* aFrame);
private:
ULONG mRefCnt;
RefPtr<IWeakReference> mInterceptor;
RefPtr<IHandlerProvider> mHandlerProvider;
};
} // namespace mscom
} // namespace mozilla
#endif // mozilla_mscom_MainThreadHandoff_h