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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /dom/webtransport/api/WebTransportDatagramDuplexStream.h | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/webtransport/api/WebTransportDatagramDuplexStream.h')
-rw-r--r-- | dom/webtransport/api/WebTransportDatagramDuplexStream.h | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/dom/webtransport/api/WebTransportDatagramDuplexStream.h b/dom/webtransport/api/WebTransportDatagramDuplexStream.h new file mode 100644 index 0000000000..510cbcac71 --- /dev/null +++ b/dom/webtransport/api/WebTransportDatagramDuplexStream.h @@ -0,0 +1,166 @@ +/* -*- 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 DOM_WEBTRANSPORT_API_WEBTRANSPORTDATAGRAMDUPLEXSTREAM__H_ +#define DOM_WEBTRANSPORT_API_WEBTRANSPORTDATAGRAMDUPLEXSTREAM__H_ + +#include <utility> +#include "nsCOMPtr.h" +#include "nsISupports.h" +#include "nsWrapperCache.h" +#include "mozilla/dom/Promise.h" +#include "mozilla/dom/ReadableStream.h" +#include "mozilla/dom/TypedArray.h" +#include "mozilla/dom/WritableStream.h" +#include "mozilla/dom/WebTransport.h" +#include "mozilla/dom/WebTransportDatagramDuplexStreamBinding.h" + +namespace mozilla::dom { + +class IncomingDatagramStreamAlgorithms + : public UnderlyingSourceAlgorithmsWrapper { + public: + explicit IncomingDatagramStreamAlgorithms( + WebTransportDatagramDuplexStream* aDatagrams); + + NS_DECL_ISUPPORTS_INHERITED + NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(IncomingDatagramStreamAlgorithms, + UnderlyingSourceAlgorithmsWrapper) + + MOZ_CAN_RUN_SCRIPT already_AddRefed<Promise> PullCallbackImpl( + JSContext* aCx, ReadableStreamController& aController, + ErrorResult& aRv) override; + + MOZ_CAN_RUN_SCRIPT void ReturnDatagram(JSContext* aCx, ErrorResult& aRv); + + void NotifyDatagramAvailable(); + + protected: + ~IncomingDatagramStreamAlgorithms() override; + + private: + RefPtr<WebTransportDatagramDuplexStream> mDatagrams; + RefPtr<Promise> mIncomingDatagramsPullPromise; +}; + +class EarlyDatagram final { + public: + EarlyDatagram(DatagramEntry* aDatagram, Promise* aPromise) + : mDatagram(aDatagram), mWaitConnectPromise(aPromise) {} + + UniquePtr<DatagramEntry> mDatagram; + RefPtr<Promise> mWaitConnectPromise; + + ~EarlyDatagram() = default; +}; + +class OutgoingDatagramStreamAlgorithms final + : public UnderlyingSinkAlgorithmsWrapper { + NS_DECL_ISUPPORTS_INHERITED + NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(OutgoingDatagramStreamAlgorithms, + UnderlyingSinkAlgorithmsWrapper) + + explicit OutgoingDatagramStreamAlgorithms( + WebTransportDatagramDuplexStream* aDatagrams) + : mDatagrams(aDatagrams) {} + + void SetChild(WebTransportChild* aChild); + + // Streams algorithms + + already_AddRefed<Promise> WriteCallback( + JSContext* aCx, JS::Handle<JS::Value> aChunk, + WritableStreamDefaultController& aController, + ErrorResult& aError) override; + + private: + ~OutgoingDatagramStreamAlgorithms() override = default; + + RefPtr<WebTransportDatagramDuplexStream> mDatagrams; + RefPtr<WebTransportChild> mChild; + // only used for datagrams sent before Ready + UniquePtr<DatagramEntry> mWaitConnect; + RefPtr<Promise> mWaitConnectPromise; +}; + +class WebTransportDatagramDuplexStream final : public nsISupports, + public nsWrapperCache { + friend class IncomingDatagramStreamAlgorithms; + friend class OutgoingDatagramStreamAlgorithms; + + public: + WebTransportDatagramDuplexStream(nsIGlobalObject* aGlobal, + WebTransport* aWebTransport); + + void Init(ErrorResult& aError); + + NS_DECL_CYCLE_COLLECTING_ISUPPORTS + NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(WebTransportDatagramDuplexStream) + + void SetChild(WebTransportChild* aChild) { + mOutgoingAlgorithms->SetChild(aChild); + } + + void NewDatagramReceived(nsTArray<uint8_t>&& aData, + const mozilla::TimeStamp& aTimeStamp); + + // WebIDL Boilerplate + nsIGlobalObject* GetParentObject() const; + + JSObject* WrapObject(JSContext* aCx, + JS::Handle<JSObject*> aGivenProto) override; + + // WebIDL Interface + already_AddRefed<ReadableStream> Readable() const { + RefPtr<ReadableStream> result(mReadable); + return result.forget(); + } + already_AddRefed<WritableStream> Writable() { + RefPtr<WritableStream> result(mWritable); + return result.forget(); + } + + uint64_t MaxDatagramSize() const { return mOutgoingMaxDataSize; } + void SetMaxDatagramSize(const uint64_t& aMaxDatagramSize) { + mOutgoingMaxDataSize = aMaxDatagramSize; + } + double GetIncomingMaxAge(ErrorResult& aRv) const { return mIncomingMaxAge; } + void SetIncomingMaxAge(double aMaxAge, ErrorResult& aRv); + double GetOutgoingMaxAge(ErrorResult& aRv) const { return mOutgoingMaxAge; } + void SetOutgoingMaxAge(double aMaxAge, ErrorResult& aRv); + double GetIncomingHighWaterMark(ErrorResult& aRv) const { + return mIncomingHighWaterMark; + } + void SetIncomingHighWaterMark(double aWaterMark, ErrorResult& aRv); + double GetOutgoingHighWaterMark(ErrorResult& aRv) const { + return mOutgoingHighWaterMark; + } + void SetOutgoingHighWaterMark(double aWaterMark, ErrorResult& aRv); + + private: + ~WebTransportDatagramDuplexStream() = default; + + nsCOMPtr<nsIGlobalObject> mGlobal; + RefPtr<WebTransport> mWebTransport; + RefPtr<ReadableStream> mReadable; + RefPtr<WritableStream> mWritable; + RefPtr<IncomingDatagramStreamAlgorithms> mIncomingAlgorithms; + RefPtr<OutgoingDatagramStreamAlgorithms> mOutgoingAlgorithms; + + // https://w3c.github.io/webtransport/#webtransportdatagramduplexstream-create + double mIncomingMaxAge = INFINITY; + double mOutgoingMaxAge = INFINITY; + // These are implementation-defined + double mIncomingHighWaterMark = 1.0; + double mOutgoingHighWaterMark = 5.0; + uint64_t mOutgoingMaxDataSize = 1024; // implementation-defined integer + + mozilla::Queue<UniquePtr<DatagramEntry>, 32> mIncomingDatagramsQueue; +}; + +} // namespace mozilla::dom + +#endif |