OLD | NEW |
(Empty) | |
| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 // |
| 5 // The base class for client/server reliable streams. |
| 6 |
| 7 #ifndef NET_QUIC_RELIABLE_QUIC_STREAM_H_ |
| 8 #define NET_QUIC_RELIABLE_QUIC_STREAM_H_ |
| 9 |
| 10 #include "net/quic/quic_stream_sequencer.h" |
| 11 |
| 12 namespace net { |
| 13 |
| 14 class QuicSession; |
| 15 |
| 16 // All this does right now is send data to subclasses via the sequencer. |
| 17 class NET_EXPORT_PRIVATE ReliableQuicStream { |
| 18 public: |
| 19 ReliableQuicStream(QuicStreamId id, |
| 20 QuicSession* session); |
| 21 |
| 22 virtual ~ReliableQuicStream(); |
| 23 |
| 24 bool WillAcceptStreamFrame(const QuicStreamFrame& frame) const; |
| 25 bool OnStreamFrame(const QuicStreamFrame& frame); |
| 26 |
| 27 // Called when we get a stream reset from the client. |
| 28 // The rst will be passed through the sequencer, which will call |
| 29 // TerminateFromPeer when 'offset' bytes have been processed. |
| 30 void OnStreamReset(QuicErrorCode error, QuicStreamOffset ofset); |
| 31 |
| 32 // Called when we get or send a connection close, and should immediately |
| 33 // close the stream. This is not passed through the sequencer, |
| 34 // but is handled immediately. |
| 35 virtual void ConnectionClose(QuicErrorCode error, bool from_peer); |
| 36 |
| 37 // Called by the sequencer, when we should process a stream termination or |
| 38 // stream close from the peer. |
| 39 virtual void TerminateFromPeer(bool half_close); |
| 40 |
| 41 virtual uint32 ProcessData(const char* data, uint32 data_len) = 0; |
| 42 |
| 43 // Called to close the stream from this end. |
| 44 virtual void Close(QuicErrorCode error); |
| 45 |
| 46 // This block of functions wraps the sequencer's functions of the same |
| 47 // name. |
| 48 virtual bool IsHalfClosed(); |
| 49 virtual bool HasBytesToRead(); |
| 50 |
| 51 QuicStreamId id() { return id_; } |
| 52 |
| 53 QuicErrorCode error() { return error_; } |
| 54 |
| 55 protected: |
| 56 virtual int WriteData(base::StringPiece data, bool fin); |
| 57 // Close the read side of the socket. Further frames will not be accepted. |
| 58 virtual void CloseReadSide(); |
| 59 // Close the write side of the socket. Further writes will fail. |
| 60 void CloseWriteSide(); |
| 61 |
| 62 QuicSession* session() { return session_; } |
| 63 |
| 64 private: |
| 65 friend class ReliableQuicStreamPeer; |
| 66 |
| 67 QuicStreamSequencer sequencer_; |
| 68 QuicStreamId id_; |
| 69 QuicStreamOffset offset_; |
| 70 QuicSession* session_; |
| 71 QuicErrorCode error_; |
| 72 // True if the read side is closed and further frames should be rejected. |
| 73 bool read_side_closed_; |
| 74 // True if the write side is closed, and further writes should fail. |
| 75 bool write_side_closed_; |
| 76 }; |
| 77 |
| 78 } // namespace net |
| 79 |
| 80 #endif // NET_QUIC_RELIABLE_QUIC_STREAM_H_ |
OLD | NEW |