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-rw-r--r--dom/webtransport/api/WebTransport.cpp306
-rw-r--r--dom/webtransport/api/WebTransport.h102
-rw-r--r--dom/webtransport/api/WebTransportBidirectionalStream.cpp34
-rw-r--r--dom/webtransport/api/WebTransportBidirectionalStream.h52
-rw-r--r--dom/webtransport/api/WebTransportDatagramDuplexStream.cpp35
-rw-r--r--dom/webtransport/api/WebTransportDatagramDuplexStream.h78
-rw-r--r--dom/webtransport/api/WebTransportError.cpp30
-rw-r--r--dom/webtransport/api/WebTransportError.h34
-rw-r--r--dom/webtransport/api/WebTransportReceiveStream.h39
-rw-r--r--dom/webtransport/api/WebTransportSendStream.h39
-rw-r--r--dom/webtransport/api/moz.build25
11 files changed, 774 insertions, 0 deletions
diff --git a/dom/webtransport/api/WebTransport.cpp b/dom/webtransport/api/WebTransport.cpp
new file mode 100644
index 0000000000..5915827f62
--- /dev/null
+++ b/dom/webtransport/api/WebTransport.cpp
@@ -0,0 +1,306 @@
+/* -*- 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 "WebTransport.h"
+
+#include "nsUTF8Utils.h"
+#include "nsIURL.h"
+#include "mozilla/Assertions.h"
+#include "mozilla/dom/Promise.h"
+#include "mozilla/dom/PWebTransport.h"
+#include "mozilla/dom/ReadableStream.h"
+#include "mozilla/dom/WebTransportDatagramDuplexStream.h"
+#include "mozilla/dom/WebTransportLog.h"
+#include "mozilla/dom/WritableStream.h"
+#include "mozilla/ipc/BackgroundChild.h"
+#include "mozilla/ipc/Endpoint.h"
+#include "mozilla/ipc/PBackgroundChild.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(WebTransport, mGlobal,
+ mIncomingUnidirectionalStreams,
+ mIncomingBidirectionalStreams,
+ mSendStreams, mReceiveStreams, mDatagrams,
+ mReady, mClosed)
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(WebTransport)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(WebTransport)
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(WebTransport)
+ NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+ NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+WebTransport::WebTransport(nsIGlobalObject* aGlobal)
+ : mGlobal(aGlobal),
+ mState(WebTransportState::CONNECTING),
+ mReliability(WebTransportReliabilityMode::Pending) {
+ LOG(("Creating WebTransport %p", this));
+}
+
+// WebIDL Boilerplate
+
+nsIGlobalObject* WebTransport::GetParentObject() const { return mGlobal; }
+
+JSObject* WebTransport::WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) {
+ return WebTransport_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+// WebIDL Interface
+
+/* static */
+already_AddRefed<WebTransport> WebTransport::Constructor(
+ const GlobalObject& aGlobal, const nsAString& aURL,
+ const WebTransportOptions& aOptions, ErrorResult& aError) {
+ LOG(("Creating WebTransport for %s", NS_ConvertUTF16toUTF8(aURL).get()));
+
+ nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
+ RefPtr<WebTransport> result = new WebTransport(global);
+ if (!result->Init(aGlobal, aURL, aOptions, aError)) {
+ return nullptr;
+ }
+
+ return result.forget();
+}
+
+bool WebTransport::Init(const GlobalObject& aGlobal, const nsAString& aURL,
+ const WebTransportOptions& aOptions,
+ ErrorResult& aError) {
+ // Initiate connection with parent
+ using mozilla::ipc::BackgroundChild;
+ using mozilla::ipc::Endpoint;
+ using mozilla::ipc::PBackgroundChild;
+
+ mReady = Promise::Create(mGlobal, aError);
+ if (NS_WARN_IF(aError.Failed())) {
+ return false;
+ }
+
+ mClosed = Promise::Create(mGlobal, aError);
+ if (NS_WARN_IF(aError.Failed())) {
+ return false;
+ }
+
+ QueuingStrategy strategy;
+ Optional<JS::Handle<JSObject*>> underlying;
+ mIncomingUnidirectionalStreams =
+ ReadableStream::Constructor(aGlobal, underlying, strategy, aError);
+ if (aError.Failed()) {
+ return false;
+ }
+ mIncomingBidirectionalStreams =
+ ReadableStream::Constructor(aGlobal, underlying, strategy, aError);
+ if (aError.Failed()) {
+ return false;
+ }
+
+ PBackgroundChild* backgroundChild =
+ BackgroundChild::GetOrCreateForCurrentThread();
+ if (NS_WARN_IF(!backgroundChild)) {
+ return false;
+ }
+
+ nsCOMPtr<nsIPrincipal> principal = nsContentUtils::GetSystemPrincipal();
+ // Create a new IPC connection
+ Endpoint<PWebTransportParent> parentEndpoint;
+ Endpoint<PWebTransportChild> childEndpoint;
+ MOZ_ALWAYS_SUCCEEDS(
+ PWebTransport::CreateEndpoints(&parentEndpoint, &childEndpoint));
+
+ RefPtr<WebTransportChild> child = new WebTransportChild();
+ if (!childEndpoint.Bind(child)) {
+ return false;
+ }
+
+ mState = WebTransportState::CONNECTING;
+ LOG(("Connecting WebTransport to parent for %s",
+ NS_ConvertUTF16toUTF8(aURL).get()));
+
+ // Parse string for validity and Throw a SyntaxError if it isn't
+ if (!ParseURL(aURL)) {
+ aError.ThrowSyntaxError("Invalid WebTransport URL");
+ return false;
+ }
+ bool dedicated =
+ !aOptions.mAllowPooling; // spec language, optimizer will eliminate this
+ bool requireUnreliable = aOptions.mRequireUnreliable;
+ WebTransportCongestionControl congestionControl = aOptions.mCongestionControl;
+ if (aOptions.mServerCertificateHashes.WasPassed()) {
+ // XXX bug 1806693
+ aError.ThrowNotSupportedError("No support for serverCertificateHashes yet");
+ // XXX if dedicated is false and serverCertificateHashes is non-null, then
+ // throw a TypeError. Also should enforce in parent
+ return false;
+ }
+
+ // https://w3c.github.io/webtransport/#webtransport-constructor Spec 5.2
+ backgroundChild
+ ->SendCreateWebTransportParent(aURL, principal, dedicated,
+ requireUnreliable,
+ (uint32_t)congestionControl,
+ // XXX serverCertHashes,
+ std::move(parentEndpoint))
+ ->Then(GetCurrentSerialEventTarget(), __func__,
+ [self = RefPtr{this},
+ child](PBackgroundChild::CreateWebTransportParentPromise::
+ ResolveOrRejectValue&& aResult) {
+ // aResult is a Tuple<nsresult, uint8_t>
+ // TODO: is there a better/more-spec-compliant error in the
+ // reject case? Which begs the question, why would we get a
+ // reject?
+ nsresult rv = aResult.IsReject()
+ ? NS_ERROR_FAILURE
+ : Get<0>(aResult.ResolveValue());
+ if (NS_FAILED(rv)) {
+ self->RejectWaitingConnection(rv);
+ } else {
+ // This will process anything waiting for the connection to
+ // complete;
+ self->ResolveWaitingConnection(
+ static_cast<WebTransportReliabilityMode>(
+ Get<1>(aResult.ResolveValue())),
+ child);
+ }
+ });
+
+ return true;
+}
+
+void WebTransport::ResolveWaitingConnection(
+ WebTransportReliabilityMode aReliability, WebTransportChild* aChild) {
+ LOG(("Resolved Connection %p, reliability = %u", this,
+ (unsigned)aReliability));
+
+ MOZ_ASSERT(mState == WebTransportState::CONNECTING);
+ mChild = aChild;
+ mState = WebTransportState::CONNECTED;
+ mReliability = aReliability;
+
+ mReady->MaybeResolve(true);
+}
+
+void WebTransport::RejectWaitingConnection(nsresult aRv) {
+ LOG(("Reject Connection %p", this));
+ MOZ_ASSERT(mState == WebTransportState::CONNECTING);
+ mState = WebTransportState::FAILED;
+ LOG(("Rejected connection %x", (uint32_t)aRv));
+
+ // https://w3c.github.io/webtransport/#webtransport-internal-slots
+ // "Reliability returns "pending" until a connection is established" so
+ // we leave it pending
+ mReady->MaybeReject(aRv);
+}
+
+bool WebTransport::ParseURL(const nsAString& aURL) const {
+ NS_ENSURE_TRUE(!aURL.IsEmpty(), false);
+
+ // 5.4 = https://w3c.github.io/webtransport/#webtransport-constructor
+ // 5.4 #1 and #2
+ nsCOMPtr<nsIURI> uri;
+ nsresult rv = NS_NewURI(getter_AddRefs(uri), aURL);
+ NS_ENSURE_SUCCESS(rv, false);
+
+ // 5.4 #3
+ if (!uri->SchemeIs("https")) {
+ return false;
+ }
+
+ // 5.4 #4 no fragments
+ bool hasRef;
+ rv = uri->GetHasRef(&hasRef);
+ NS_ENSURE_TRUE(NS_SUCCEEDED(rv) && !hasRef, false);
+
+ return true;
+}
+
+already_AddRefed<Promise> WebTransport::GetStats(ErrorResult& aError) {
+ aError.Throw(NS_ERROR_NOT_IMPLEMENTED);
+ return nullptr;
+}
+
+already_AddRefed<Promise> WebTransport::Ready() { return do_AddRef(mReady); }
+
+WebTransportReliabilityMode WebTransport::Reliability() { return mReliability; }
+
+WebTransportCongestionControl WebTransport::CongestionControl() {
+ // XXX not implemented
+ return WebTransportCongestionControl::Default;
+}
+
+already_AddRefed<Promise> WebTransport::Closed() {
+ ErrorResult error;
+ RefPtr<Promise> promise = Promise::Create(GetParentObject(), error);
+ if (error.Failed()) {
+ return nullptr;
+ }
+ promise->MaybeResolve(mState == WebTransportState::CLOSED);
+ return promise.forget();
+}
+
+void WebTransport::Close(const WebTransportCloseInfo& aOptions) {
+ LOG(("Close() called"));
+ if (mState == WebTransportState::CONNECTED ||
+ mState == WebTransportState::CONNECTING) {
+ MOZ_ASSERT(mChild);
+ LOG(("Sending Close"));
+ // "Let reasonString be the maximal code unit prefix of
+ // closeInfo.reason where the length of the UTF-8 encoded prefix
+ // doesn’t exceed 1024."
+ // Take the maximal "code unit prefix" of mReason and limit to 1024 bytes
+ // https://w3c.github.io/webtransport/#webtransport-methods 5.4
+
+ if (aOptions.mReason.Length() > 1024u) {
+ // We want to start looking for the previous code point at one past the
+ // limit, since if a code point ends exactly at the specified length, the
+ // next byte will be the start of a new code point. Note
+ // RewindToPriorUTF8Codepoint doesn't reduce the index if it points to the
+ // start of a code point. We know reason[1024] is accessible since
+ // Length() > 1024
+ mChild->SendClose(
+ aOptions.mCloseCode,
+ Substring(aOptions.mReason, 0,
+ RewindToPriorUTF8Codepoint(aOptions.mReason.get(), 1024u)));
+ } else {
+ mChild->SendClose(aOptions.mCloseCode, aOptions.mReason);
+ }
+ mState = WebTransportState::CLOSED;
+
+ // The other side will call `Close()` for us now, make sure we don't call it
+ // in our destructor.
+ mChild = nullptr;
+ }
+}
+
+already_AddRefed<WebTransportDatagramDuplexStream> WebTransport::Datagrams() {
+ LOG(("Datagrams() called"));
+ // XXX not implemented
+ return nullptr;
+}
+
+already_AddRefed<Promise> WebTransport::CreateBidirectionalStream(
+ ErrorResult& aError) {
+ LOG(("CreateBidirectionalStream() called"));
+ aError.Throw(NS_ERROR_NOT_IMPLEMENTED);
+ return nullptr;
+}
+
+already_AddRefed<ReadableStream> WebTransport::IncomingBidirectionalStreams() {
+ return do_AddRef(mIncomingBidirectionalStreams);
+}
+
+already_AddRefed<Promise> WebTransport::CreateUnidirectionalStream(
+ ErrorResult& aError) {
+ LOG(("CreateUnidirectionalStream() called"));
+ aError.Throw(NS_ERROR_NOT_IMPLEMENTED);
+ return nullptr;
+}
+
+already_AddRefed<ReadableStream> WebTransport::IncomingUnidirectionalStreams() {
+ return do_AddRef(mIncomingUnidirectionalStreams);
+}
+
+} // namespace mozilla::dom
diff --git a/dom/webtransport/api/WebTransport.h b/dom/webtransport/api/WebTransport.h
new file mode 100644
index 0000000000..803a370676
--- /dev/null
+++ b/dom/webtransport/api/WebTransport.h
@@ -0,0 +1,102 @@
+/* -*- 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_WEBTRANSPORT__H_
+#define DOM_WEBTRANSPORT_API_WEBTRANSPORT__H_
+
+#include "nsCOMPtr.h"
+#include "nsISupports.h"
+#include "nsWrapperCache.h"
+#include "mozilla/dom/WebTransportBinding.h"
+#include "mozilla/dom/WebTransportChild.h"
+
+namespace mozilla::dom {
+
+class WebTransportDatagramDuplexStream;
+class ReadableStream;
+class WritableStream;
+
+class WebTransport final : public nsISupports, public nsWrapperCache {
+ public:
+ explicit WebTransport(nsIGlobalObject* aGlobal);
+
+ NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+ NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(WebTransport)
+
+ enum class WebTransportState { CONNECTING, CONNECTED, CLOSED, FAILED };
+
+ bool Init(const GlobalObject& aGlobal, const nsAString& aUrl,
+ const WebTransportOptions& aOptions, ErrorResult& aError);
+ void ResolveWaitingConnection(WebTransportReliabilityMode aReliability,
+ WebTransportChild* aChild);
+ void RejectWaitingConnection(nsresult aRv);
+ bool ParseURL(const nsAString& aURL) const;
+
+ // WebIDL Boilerplate
+ nsIGlobalObject* GetParentObject() const;
+
+ JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ // WebIDL Interface
+ static already_AddRefed<WebTransport> Constructor(
+ const GlobalObject& aGlobal, const nsAString& aUrl,
+ const WebTransportOptions& aOptions, ErrorResult& aRv);
+
+ already_AddRefed<Promise> GetStats(ErrorResult& aError);
+
+ already_AddRefed<Promise> Ready();
+ WebTransportReliabilityMode Reliability();
+ WebTransportCongestionControl CongestionControl();
+ already_AddRefed<Promise> Closed();
+ void Close(const WebTransportCloseInfo& aOptions);
+ already_AddRefed<WebTransportDatagramDuplexStream> Datagrams();
+ already_AddRefed<Promise> CreateBidirectionalStream(ErrorResult& aError);
+ already_AddRefed<ReadableStream> IncomingBidirectionalStreams();
+ already_AddRefed<Promise> CreateUnidirectionalStream(ErrorResult& aError);
+ already_AddRefed<ReadableStream> IncomingUnidirectionalStreams();
+
+ void Shutdown() {}
+
+ private:
+ ~WebTransport() {
+ // Should be empty by this point, because we should always have run cleanup:
+ // https://w3c.github.io/webtransport/#webtransport-procedures
+ MOZ_ASSERT(mSendStreams.IsEmpty());
+ MOZ_ASSERT(mReceiveStreams.IsEmpty());
+ // If this WebTransport was destroyed without being closed properly, make
+ // sure to clean up the channel.
+ if (mChild) {
+ mChild->Shutdown();
+ }
+ }
+
+ nsCOMPtr<nsIGlobalObject> mGlobal;
+ RefPtr<WebTransportChild> mChild;
+
+ // Spec-defined slots:
+ // ordered sets, but we can't have duplicates, and this spec only appends.
+ // Order is visible due to
+ // https://w3c.github.io/webtransport/#webtransport-procedures step 10: "For
+ // each sendStream in sendStreams, error sendStream with error."
+ // XXX Use nsTArray.h for now, but switch to OrderHashSet/Table for release to
+ // improve remove performance (if needed)
+ nsTArray<RefPtr<WritableStream>> mSendStreams;
+ nsTArray<RefPtr<ReadableStream>> mReceiveStreams;
+
+ WebTransportState mState;
+ RefPtr<Promise> mReady;
+ WebTransportReliabilityMode mReliability;
+ // These are created in the constructor
+ RefPtr<ReadableStream> mIncomingUnidirectionalStreams;
+ RefPtr<ReadableStream> mIncomingBidirectionalStreams;
+ RefPtr<WebTransportDatagramDuplexStream> mDatagrams;
+ RefPtr<Promise> mClosed;
+};
+
+} // namespace mozilla::dom
+
+#endif
diff --git a/dom/webtransport/api/WebTransportBidirectionalStream.cpp b/dom/webtransport/api/WebTransportBidirectionalStream.cpp
new file mode 100644
index 0000000000..60f202cd03
--- /dev/null
+++ b/dom/webtransport/api/WebTransportBidirectionalStream.cpp
@@ -0,0 +1,34 @@
+/* -*- 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 "WebTransportBidirectionalStream.h"
+#include "mozilla/dom/Promise.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(WebTransportBidirectionalStream, mGlobal)
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(WebTransportBidirectionalStream)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(WebTransportBidirectionalStream)
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(WebTransportBidirectionalStream)
+ NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+ NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+// WebIDL Boilerplate
+
+nsIGlobalObject* WebTransportBidirectionalStream::GetParentObject() const {
+ return mGlobal;
+}
+
+JSObject* WebTransportBidirectionalStream::WrapObject(
+ JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
+ return WebTransportBidirectionalStream_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+// WebIDL Interface
+
+} // namespace mozilla::dom
diff --git a/dom/webtransport/api/WebTransportBidirectionalStream.h b/dom/webtransport/api/WebTransportBidirectionalStream.h
new file mode 100644
index 0000000000..0f9e90f767
--- /dev/null
+++ b/dom/webtransport/api/WebTransportBidirectionalStream.h
@@ -0,0 +1,52 @@
+/* -*- 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_WEBTRANSPORTBIDIRECTIONALSTREAM__H_
+#define DOM_WEBTRANSPORT_API_WEBTRANSPORTBIDIRECTIONALSTREAM__H_
+
+#include "nsCOMPtr.h"
+#include "nsISupports.h"
+#include "nsWrapperCache.h"
+#include "mozilla/dom/Promise.h"
+#include "mozilla/dom/ReadableStream.h"
+#include "mozilla/dom/WritableStream.h"
+#include "mozilla/dom/WebTransportSendReceiveStreamBinding.h"
+
+// #include "mozilla/dom/WebTransportReceiveStream.h"
+// #include "mozilla/dom/WebTransportSendStream.h"
+
+namespace mozilla::dom {
+class WebTransportBidirectionalStream final : public nsISupports,
+ public nsWrapperCache {
+ public:
+ explicit WebTransportBidirectionalStream(nsIGlobalObject* aGlobal)
+ : mGlobal(aGlobal) {}
+
+ NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+ NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(WebTransportBidirectionalStream)
+
+ // WebIDL Boilerplate
+ nsIGlobalObject* GetParentObject() const;
+
+ JSObject* WrapObject(JSContext* aCx,
+ JS::Handle<JSObject*> aGivenProto) override;
+
+ // WebIDL Interface
+ // XXX spec says these should be WebTransportReceiveStream and
+ // WebTransportSendStream
+ // XXX Not implemented
+ already_AddRefed<ReadableStream> Readable() { return nullptr; }
+ already_AddRefed<WritableStream> Writable() { return nullptr; }
+
+ private:
+ ~WebTransportBidirectionalStream() = default;
+
+ nsCOMPtr<nsIGlobalObject> mGlobal;
+};
+
+} // namespace mozilla::dom
+
+#endif
diff --git a/dom/webtransport/api/WebTransportDatagramDuplexStream.cpp b/dom/webtransport/api/WebTransportDatagramDuplexStream.cpp
new file mode 100644
index 0000000000..e4fac822e5
--- /dev/null
+++ b/dom/webtransport/api/WebTransportDatagramDuplexStream.cpp
@@ -0,0 +1,35 @@
+/* -*- 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 "WebTransportDatagramDuplexStream.h"
+#include "mozilla/dom/Promise.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(WebTransportDatagramDuplexStream, mGlobal,
+ mReadable, mWritable)
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(WebTransportDatagramDuplexStream)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(WebTransportDatagramDuplexStream)
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(WebTransportDatagramDuplexStream)
+ NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+ NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+// WebIDL Boilerplate
+
+nsIGlobalObject* WebTransportDatagramDuplexStream::GetParentObject() const {
+ return mGlobal;
+}
+
+JSObject* WebTransportDatagramDuplexStream::WrapObject(
+ JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
+ return WebTransportDatagramDuplexStream_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+// WebIDL Interface
+
+} // namespace mozilla::dom
diff --git a/dom/webtransport/api/WebTransportDatagramDuplexStream.h b/dom/webtransport/api/WebTransportDatagramDuplexStream.h
new file mode 100644
index 0000000000..1aa895cd53
--- /dev/null
+++ b/dom/webtransport/api/WebTransportDatagramDuplexStream.h
@@ -0,0 +1,78 @@
+/* -*- 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 "nsCOMPtr.h"
+#include "nsISupports.h"
+#include "nsWrapperCache.h"
+#include "mozilla/dom/Promise.h"
+#include "mozilla/dom/ReadableStream.h"
+#include "mozilla/dom/WritableStream.h"
+#include "mozilla/dom/WebTransportDatagramDuplexStreamBinding.h"
+
+namespace mozilla::dom {
+
+class WebTransportDatagramDuplexStream final : public nsISupports,
+ public nsWrapperCache {
+ public:
+ explicit WebTransportDatagramDuplexStream(nsIGlobalObject* aGlobal)
+ : mGlobal(aGlobal) {}
+
+ NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+ NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(WebTransportDatagramDuplexStream)
+
+ // 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();
+ }
+ // XXX not implemented
+ uint64_t MaxDatagramSize() const { return 1500; }
+ Nullable<double> GetIncomingMaxAge() const { return mIncomingMaxAge; }
+ void SetIncomingMaxAge(const Nullable<double>& aMaxAge) {
+ mIncomingMaxAge = aMaxAge;
+ }
+ Nullable<double> GetOutgoingMaxAge() const { return mOutgoingMaxAge; }
+ void SetOutgoingMaxAge(const Nullable<double>& aMaxAge) {
+ mOutgoingMaxAge = aMaxAge;
+ }
+ int64_t IncomingHighWaterMark() const { return mIncomingHighWaterMark; }
+ void SetIncomingHighWaterMark(int64_t aWaterMark) {
+ mIncomingHighWaterMark = aWaterMark;
+ }
+ int64_t OutgoingHighWaterMark() const { return mOutgoingHighWaterMark; }
+ void SetOutgoingHighWaterMark(int64_t aWaterMark) {
+ mOutgoingHighWaterMark = aWaterMark;
+ }
+
+ private:
+ ~WebTransportDatagramDuplexStream() = default;
+
+ nsCOMPtr<nsIGlobalObject> mGlobal;
+ RefPtr<ReadableStream> mReadable;
+ RefPtr<WritableStream> mWritable;
+
+ Nullable<double> mIncomingMaxAge;
+ Nullable<double> mOutgoingMaxAge;
+ int64_t mIncomingHighWaterMark = 0;
+ int64_t mOutgoingHighWaterMark = 0;
+};
+
+} // namespace mozilla::dom
+
+#endif
diff --git a/dom/webtransport/api/WebTransportError.cpp b/dom/webtransport/api/WebTransportError.cpp
new file mode 100644
index 0000000000..142d98d2b9
--- /dev/null
+++ b/dom/webtransport/api/WebTransportError.cpp
@@ -0,0 +1,30 @@
+/* -*- 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 "WebTransportError.h"
+
+namespace mozilla::dom {
+
+/* static */
+already_AddRefed<WebTransportError> WebTransportError::Constructor(
+ const GlobalObject& aGlobal, const WebTransportErrorInit& aInit) {
+ nsCString message(""_ns);
+ if (aInit.mMessage.WasPassed()) {
+ CopyUTF16toUTF8(aInit.mMessage.Value(), message);
+ }
+ RefPtr<WebTransportError> error(new WebTransportError(message));
+ if (aInit.mStreamErrorCode.WasPassed()) {
+ error->mStreamErrorCode = aInit.mStreamErrorCode.Value();
+ }
+ return error.forget();
+}
+
+WebTransportErrorSource WebTransportError::Source() {
+ // XXX Not implemented
+ return WebTransportErrorSource::Stream;
+}
+
+} // namespace mozilla::dom
diff --git a/dom/webtransport/api/WebTransportError.h b/dom/webtransport/api/WebTransportError.h
new file mode 100644
index 0000000000..96b195ca0e
--- /dev/null
+++ b/dom/webtransport/api/WebTransportError.h
@@ -0,0 +1,34 @@
+/* -*- 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_WEBTRANSPORTERROR__H_
+#define DOM_WEBTRANSPORT_API_WEBTRANSPORTERROR__H_
+
+#include "mozilla/dom/DOMException.h"
+#include "mozilla/dom/WebTransportErrorBinding.h"
+
+namespace mozilla::dom {
+class WebTransportError final : public DOMException {
+ protected:
+ explicit WebTransportError(const nsACString& aMessage)
+ : DOMException(NS_OK, aMessage, "stream"_ns, 0) {}
+
+ public:
+ static already_AddRefed<WebTransportError> Constructor(
+ const GlobalObject& aGlobal, const WebTransportErrorInit& aInit);
+
+ WebTransportErrorSource Source();
+ Nullable<uint8_t> GetStreamErrorCode() const {
+ return Nullable<uint8_t>(mStreamErrorCode);
+ }
+
+ private:
+ uint8_t mStreamErrorCode = 0;
+};
+
+} // namespace mozilla::dom
+
+#endif
diff --git a/dom/webtransport/api/WebTransportReceiveStream.h b/dom/webtransport/api/WebTransportReceiveStream.h
new file mode 100644
index 0000000000..013af43424
--- /dev/null
+++ b/dom/webtransport/api/WebTransportReceiveStream.h
@@ -0,0 +1,39 @@
+/* -*- 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_WEBTRANSPORTSENDSTREAM__H_
+#define DOM_WEBTRANSPORT_API_WEBTRANSPORTSENDSTREAM__H_
+
+#include "mozilla/dom/ReadableStream.h"
+
+#if WEBTRANSPORT_STREAM_IMPLEMENTED
+namespace mozilla::dom {
+class WebTransportReceiveStream final : public ReadableStream {
+ protected:
+ WebTransportReceiveStream();
+
+ public:
+ NS_DECL_ISUPPORTS_INHERITED
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(WebTransportReceiveStream,
+ ReadableStream)
+
+ already_AddRefed<Promise> GetStats();
+};
+#else
+namespace mozilla::dom {
+class WebTransportReceiveStream final : public nsISupports {
+ protected:
+ WebTransportReceiveStream();
+
+ public:
+ NS_DECL_ISUPPORTS
+
+ already_AddRefed<Promise> GetStats();
+};
+#endif
+}
+
+#endif
diff --git a/dom/webtransport/api/WebTransportSendStream.h b/dom/webtransport/api/WebTransportSendStream.h
new file mode 100644
index 0000000000..0de62208b4
--- /dev/null
+++ b/dom/webtransport/api/WebTransportSendStream.h
@@ -0,0 +1,39 @@
+/* -*- 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_WEBTRANSPORTSENDSTREAM__H_
+#define DOM_WEBTRANSPORT_API_WEBTRANSPORTSENDSTREAM__H_
+
+#include "mozilla/dom/WritableStream.h"
+
+#if WEBTRANSPORT_STREAM_IMPLEMENTED
+namespace mozilla::dom {
+class WebTransportSendStream final : public WritableStream {
+ protected:
+ WebTransportSendStream();
+
+ public:
+ NS_DECL_ISUPPORTS_INHERITED
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(WebTransportSendStream,
+ WritableStream)
+
+ already_AddRefed<Promise> GetStats();
+};
+#else
+namespace mozilla::dom {
+class WebTransportSendStream final : public nsISupports {
+ protected:
+ WebTransportSendStream();
+
+ public:
+ NS_DECL_ISUPPORTS
+
+ already_AddRefed<Promise> GetStats();
+};
+#endif
+}
+
+#endif
diff --git a/dom/webtransport/api/moz.build b/dom/webtransport/api/moz.build
new file mode 100644
index 0000000000..c456fb16d0
--- /dev/null
+++ b/dom/webtransport/api/moz.build
@@ -0,0 +1,25 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# 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/.
+
+EXPORTS.mozilla.dom += [
+ "WebTransport.h",
+ "WebTransportBidirectionalStream.h",
+ "WebTransportDatagramDuplexStream.h",
+ "WebTransportError.h",
+ "WebTransportReceiveStream.h",
+ "WebTransportSendStream.h",
+]
+
+UNIFIED_SOURCES += [
+ "WebTransport.cpp",
+ "WebTransportBidirectionalStream.cpp",
+ "WebTransportDatagramDuplexStream.cpp",
+ "WebTransportError.cpp",
+]
+
+FINAL_LIBRARY = "xul"
+
+include("/ipc/chromium/chromium-config.mozbuild")