Sylvestre Ledru
9eb1a31a98
replaced by .editorconfig # ignore-this-changeset Differential Revision: https://phabricator.services.mozilla.com/D287843
78 lines
2.0 KiB
C++
78 lines
2.0 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_SharedMessageBody_h
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#define mozilla_dom_SharedMessageBody_h
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#include "mozilla/Maybe.h"
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#include "mozilla/dom/ipc/StructuredCloneData.h"
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namespace mozilla {
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namespace ipc {
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class PBackgroundChild;
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}
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namespace dom {
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class MessagePort;
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class RefMessageBody;
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class RefMessageBodyService;
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class SharedMessageBody final {
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public:
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NS_INLINE_DECL_REFCOUNTING(SharedMessageBody)
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SharedMessageBody(
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StructuredCloneHolder::TransferringSupport aSupportsTransferring,
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const Maybe<nsID>& aAgentClusterId);
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enum ReadMethod {
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StealRefMessageBody,
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KeepRefMessageBody,
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};
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void Read(JSContext* aCx, JS::MutableHandle<JS::Value> aValue,
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RefMessageBodyService* aRefMessageBodyService,
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ReadMethod aReadMethod, ErrorResult& aRv);
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void Write(JSContext* aCx, JS::Handle<JS::Value> aValue,
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JS::Handle<JS::Value> aTransfers, nsID& aPortID,
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RefMessageBodyService* aRefMessageBodyService, ErrorResult& aRv);
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bool TakeTransferredPortsAsSequence(
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Sequence<OwningNonNull<mozilla::dom::MessagePort>>& aPorts);
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const Maybe<nsID>& GetRefDataId() const { return mRefDataId; }
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private:
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friend struct IPC::ParamTraits<mozilla::dom::SharedMessageBody*>;
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~SharedMessageBody();
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RefPtr<ipc::StructuredCloneData> mCloneData;
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RefPtr<RefMessageBody> mRefData;
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Maybe<nsID> mRefDataId;
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const StructuredCloneHolder::TransferringSupport mSupportsTransferring;
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const Maybe<nsID> mAgentClusterId;
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};
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} // namespace dom
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} // namespace mozilla
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namespace IPC {
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template <>
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struct ParamTraits<mozilla::dom::SharedMessageBody*> {
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using paramType = mozilla::dom::SharedMessageBody;
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static void Write(MessageWriter* aWriter, paramType* aParam);
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static bool Read(MessageReader* aReader, RefPtr<paramType>* aResult);
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};
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} // namespace IPC
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#endif // mozilla_dom_SharedMessageBody_h
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