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// Copyright (c) 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef QUICHE_QUIC_QBONE_QBONE_STREAM_H_
#define QUICHE_QUIC_QBONE_QBONE_STREAM_H_
#include "absl/strings/string_view.h"
#include "quic/core/quic_session.h"
#include "quic/core/quic_stream.h"
#include "quic/platform/api/quic_export.h"
namespace quic {
class QboneSessionBase;
// QboneWriteOnlyStream is responsible for sending data for a single
// packet to the other side.
// Note that the stream will be created HalfClosed (reads will be closed).
class QUIC_EXPORT_PRIVATE QboneWriteOnlyStream : public QuicStream {
public:
QboneWriteOnlyStream(QuicStreamId id, QuicSession* session);
// QuicStream implementation. QBONE writers are ephemeral and don't
// read any data.
void OnDataAvailable() override {}
// Write a network packet over the quic stream.
void WritePacketToQuicStream(absl::string_view packet);
};
// QboneReadOnlyStream will be used if we find an incoming stream that
// isn't fully contained. It will buffer the data when available and
// attempt to parse it as a packet to send to the network when a FIN
// is found.
// Note that the stream will be created HalfClosed (writes will be closed).
class QUIC_EXPORT_PRIVATE QboneReadOnlyStream : public QuicStream {
public:
QboneReadOnlyStream(QuicStreamId id, QboneSessionBase* session);
~QboneReadOnlyStream() override = default;
// QuicStream overrides.
// OnDataAvailable is called when there is data in the quic stream buffer.
// This will copy the buffer locally and attempt to parse it to write out
// packets to the network.
void OnDataAvailable() override;
private:
std::string buffer_;
QboneSessionBase* session_;
};
} // namespace quic
#endif // QUICHE_QUIC_QBONE_QBONE_STREAM_H_
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