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54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_TOOLS_QUIC_QUIC_PACKET_WRITER_WRAPPER_H_
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#define NET_TOOLS_QUIC_QUIC_PACKET_WRITER_WRAPPER_H_
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#include <stddef.h>
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#include <memory>
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#include "base/macros.h"
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#include "net/quic/core/quic_packet_writer.h"
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namespace net {
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// Wraps a writer object to allow dynamically extending functionality. Use
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// cases: replace writer while dispatcher and connections hold on to the
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// wrapper; mix in monitoring; mix in mocks in unit tests.
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class QuicPacketWriterWrapper : public QuicPacketWriter {
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public:
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QuicPacketWriterWrapper();
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~QuicPacketWriterWrapper() override;
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// Default implementation of the QuicPacketWriter interface. Passes everything
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// to |writer_|.
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WriteResult WritePacket(const char* buffer,
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size_t buf_len,
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const QuicIpAddress& self_address,
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const QuicSocketAddress& peer_address,
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PerPacketOptions* options) override;
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bool IsWriteBlockedDataBuffered() const override;
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bool IsWriteBlocked() const override;
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void SetWritable() override;
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QuicByteCount GetMaxPacketSize(
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const QuicSocketAddress& peer_address) const override;
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// Takes ownership of |writer|.
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void set_writer(QuicPacketWriter* writer);
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virtual void set_peer_address(const QuicSocketAddress& peer_address) {}
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QuicPacketWriter* writer() { return writer_.get(); }
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private:
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std::unique_ptr<QuicPacketWriter> writer_;
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DISALLOW_COPY_AND_ASSIGN(QuicPacketWriterWrapper);
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};
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} // namespace net
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#endif // NET_TOOLS_QUIC_QUIC_PACKET_WRITER_WRAPPER_H_
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