Quelle Http2Stream.h Sprache: C

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=8 et 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_net_Http2Stream_h
#define mozilla_net_Http2Stream_h

#include "Http2StreamBase.h"

namespace mozilla::net {

class Http2Stream : public Http2StreamBase {
public:
  NS_INLINE_DECL_THREADSAFE_REFCOUNTING(Http2Stream, override)

  Http2Stream(nsAHttpTransaction* httpTransaction, Http2Session* session,
              int32_t priority, uint64_t bcId);

  void CloseStream(nsresult reason) override;
  Http2Stream* GetHttp2Stream() override { return this; }
  uint32_t GetWireStreamId() override;

  nsresult OnWriteSegment(char* buf, uint32_t count,
                          uint32_t* countWritten) override;

  nsresult CheckPushCache();
  Http2PushedStream* PushSource() { return mPushSource; }
  bool IsReadingFromPushStream();
  void ClearPushSource();

  nsAHttpTransaction* Transaction() override { return mTransaction; }
  nsIRequestContext* RequestContext() override {
    return mTransaction ? mTransaction->RequestContext() : nullptr;
  }

protected:
  ~Http2Stream();
  nsresult CallToReadData(uint32_t count, uint32_t* countRead) override;
  nsresult CallToWriteData(uint32_t count, uint32_t* countWritten) override;
  nsresult GenerateHeaders(nsCString& aCompressedData,
                           uint8_t& firstFrameFlags) override;

private:
  // For Http2Push
  void AdjustPushedPriority();
  Http2PushedStream* mPushSource{nullptr};

  // The underlying HTTP transaction. This pointer is used as the key
  // in the Http2Session mStreamTransactionHash so it is important to
  // keep a reference to it as long as this stream is a member of that hash.
  // (i.e. don't change it or release it after it is set in the ctor).
  RefPtr<nsAHttpTransaction> mTransaction;
};

}  // namespace mozilla::net

#endif  // mozilla_net_Http2Stream_h

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