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-rw-r--r--netwerk/protocol/http/Http3WebTransportSession.h122
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diff --git a/netwerk/protocol/http/Http3WebTransportSession.h b/netwerk/protocol/http/Http3WebTransportSession.h
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+++ b/netwerk/protocol/http/Http3WebTransportSession.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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_net_Http3WebTransportSession_h
+#define mozilla_net_Http3WebTransportSession_h
+
+#include "ARefBase.h"
+#include "Http3StreamBase.h"
+#include "nsIWebTransport.h"
+#include "mozilla/WeakPtr.h"
+#include "mozilla/net/NeqoHttp3Conn.h"
+
+namespace mozilla::net {
+
+class Http3Session;
+
+// TODO Http3WebTransportSession is very similar to Http3Stream. It should
+// be built on top of it with a couple of small changes. The docs will be added
+// when this is implemented.
+
+class Http3WebTransportSession final : public Http3StreamBase,
+ public nsAHttpSegmentWriter,
+ public nsAHttpSegmentReader {
+ public:
+ NS_DECL_NSAHTTPSEGMENTWRITER
+ NS_DECL_NSAHTTPSEGMENTREADER
+ NS_INLINE_DECL_THREADSAFE_REFCOUNTING(Http3WebTransportSession, override)
+
+ Http3WebTransportSession(nsAHttpTransaction*, Http3Session*);
+
+ Http3WebTransportSession* GetHttp3WebTransportSession() override {
+ return this;
+ }
+ Http3WebTransportStream* GetHttp3WebTransportStream() override {
+ return nullptr;
+ }
+ Http3Stream* GetHttp3Stream() override { return nullptr; }
+
+ [[nodiscard]] nsresult ReadSegments() override;
+ [[nodiscard]] nsresult WriteSegments() override;
+
+ bool Done() const override { return mRecvState == RECV_DONE; }
+
+ void Close(nsresult aResult) override;
+
+ void SetResponseHeaders(nsTArray<uint8_t>& aResponseHeaders, bool fin,
+ bool interim) override;
+ void SetWebTransportSessionEventListener(
+ WebTransportSessionEventListener* listener) {
+ mListener = listener;
+ }
+
+ nsresult TryActivating();
+ void TransactionIsDone(nsresult aResult);
+ void CloseSession(uint32_t aStatus, const nsACString& aReason);
+ void OnSessionClosed(uint32_t aStatus, const nsACString& aReason);
+
+ void CreateOutgoingBidirectionalStream(
+ std::function<void(Result<RefPtr<Http3WebTransportStream>, nsresult>&&)>&&
+ aCallback);
+ void CreateOutgoingUnidirectionalStream(
+ std::function<void(Result<RefPtr<Http3WebTransportStream>, nsresult>&&)>&&
+ aCallback);
+ void RemoveWebTransportStream(Http3WebTransportStream* aStream);
+
+ already_AddRefed<Http3WebTransportStream> OnIncomingWebTransportStream(
+ WebTransportStreamType aType, uint64_t aId);
+
+ void SendDatagram(nsTArray<uint8_t>&& aData, uint64_t aTrackingId);
+
+ void OnDatagramReceived(nsTArray<uint8_t>&& aData);
+
+ void GetMaxDatagramSize();
+
+ void OnOutgoingDatagramOutCome(
+ uint64_t aId, WebTransportSessionEventListener::DatagramOutcome aOutCome);
+
+ void OnStreamStopSending(uint64_t aId, nsresult aError);
+ void OnStreamReset(uint64_t aId, nsresult aError);
+
+ private:
+ virtual ~Http3WebTransportSession();
+
+ bool ConsumeHeaders(const char* buf, uint32_t avail, uint32_t* countUsed);
+
+ void CreateStreamInternal(
+ bool aBidi,
+ std::function<void(Result<RefPtr<Http3WebTransportStream>, nsresult>&&)>&&
+ aCallback);
+
+ enum RecvStreamState {
+ BEFORE_HEADERS,
+ READING_HEADERS,
+ READING_INTERIM_HEADERS,
+ ACTIVE,
+ CLOSE_PENDING,
+ RECV_DONE
+ } mRecvState{BEFORE_HEADERS};
+
+ enum SendStreamState {
+ PREPARING_HEADERS,
+ WAITING_TO_ACTIVATE,
+ PROCESSING_DATAGRAM,
+ SEND_DONE,
+ } mSendState{PREPARING_HEADERS};
+
+ nsCString mFlatHttpRequestHeaders;
+ nsTArray<uint8_t> mFlatResponseHeaders;
+ nsTArray<RefPtr<Http3WebTransportStream>> mStreams;
+
+ nsresult mSocketInCondition = NS_ERROR_NOT_INITIALIZED;
+ nsresult mSocketOutCondition = NS_ERROR_NOT_INITIALIZED;
+
+ RefPtr<WebTransportSessionEventListener> mListener;
+ uint32_t mStatus{0};
+ nsCString mReason;
+};
+
+} // namespace mozilla::net
+#endif // mozilla_net_Http3WebTransportSession_h