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| 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 // NOTE: This code is not shared between Google and Chrome. | |
| 6 | |
| 7 #ifndef NET_QUIC_QUIC_RELIABLE_CLIENT_STREAM_H_ | |
| 8 #define NET_QUIC_QUIC_RELIABLE_CLIENT_STREAM_H_ | |
| 9 | |
| 10 #include "net/base/ip_endpoint.h" | |
| 11 #include "net/base/upload_data_stream.h" | |
| 12 #include "net/http/http_request_info.h" | |
| 13 #include "net/http/http_response_info.h" | |
| 14 #include "net/http/http_stream.h" | |
| 15 #include "net/quic/quic_data_stream.h" | |
| 16 | |
| 17 namespace net { | |
| 18 | |
| 19 class QuicClientSession; | |
| 20 | |
| 21 // A client-initiated ReliableQuicStream. Instances of this class | |
| 22 // are owned by the QuicClientSession which created them. | |
| 23 class NET_EXPORT_PRIVATE QuicReliableClientStream : public QuicDataStream { | |
| 24 public: | |
| 25 // Delegate handles protocol specific behavior of a quic stream. | |
| 26 class NET_EXPORT_PRIVATE Delegate { | |
| 27 public: | |
| 28 Delegate() {} | |
| 29 | |
| 30 // Called when data is received. | |
| 31 // Returns network error code. OK when it successfully receives data. | |
| 32 virtual int OnDataReceived(const char* data, int length) = 0; | |
| 33 | |
| 34 // Called when the stream is closed by the peer. | |
| 35 virtual void OnClose(QuicErrorCode error) = 0; | |
| 36 | |
| 37 // Called when the stream is closed because of an error. | |
| 38 virtual void OnError(int error) = 0; | |
| 39 | |
| 40 // Returns true if sending of headers has completed. | |
| 41 virtual bool HasSendHeadersComplete() = 0; | |
| 42 | |
| 43 protected: | |
| 44 virtual ~Delegate() {} | |
| 45 | |
| 46 private: | |
| 47 DISALLOW_COPY_AND_ASSIGN(Delegate); | |
| 48 }; | |
| 49 | |
| 50 QuicReliableClientStream(QuicStreamId id, | |
| 51 QuicSession* session, | |
| 52 const BoundNetLog& net_log); | |
| 53 | |
| 54 ~QuicReliableClientStream() override; | |
| 55 | |
| 56 // QuicDataStream | |
| 57 uint32 ProcessData(const char* data, uint32 data_len) override; | |
| 58 void OnClose() override; | |
| 59 void OnCanWrite() override; | |
| 60 QuicPriority EffectivePriority() const override; | |
| 61 | |
| 62 // While the server's set_priority shouldn't be called externally, the creator | |
| 63 // of client-side streams should be able to set the priority. | |
| 64 using QuicDataStream::set_priority; | |
| 65 | |
| 66 int WriteStreamData(base::StringPiece data, | |
| 67 bool fin, | |
| 68 const CompletionCallback& callback); | |
| 69 // Set new |delegate|. |delegate| must not be NULL. | |
| 70 // If this stream has already received data, OnDataReceived() will be | |
| 71 // called on the delegate. | |
| 72 void SetDelegate(Delegate* delegate); | |
| 73 Delegate* GetDelegate() { return delegate_; } | |
| 74 void OnError(int error); | |
| 75 | |
| 76 // Returns true if the stream can possible write data. (The socket may | |
| 77 // turn out to be write blocked, of course). If the stream can not write, | |
| 78 // this method returns false, and |callback| will be invoked when | |
| 79 // it becomes writable. | |
| 80 bool CanWrite(const CompletionCallback& callback); | |
| 81 | |
| 82 const BoundNetLog& net_log() const { return net_log_; } | |
| 83 | |
| 84 using QuicDataStream::HasBufferedData; | |
| 85 | |
| 86 private: | |
| 87 BoundNetLog net_log_; | |
| 88 Delegate* delegate_; | |
| 89 | |
| 90 CompletionCallback callback_; | |
| 91 | |
| 92 DISALLOW_COPY_AND_ASSIGN(QuicReliableClientStream); | |
| 93 }; | |
| 94 | |
| 95 } // namespace net | |
| 96 | |
| 97 #endif // NET_QUIC_QUIC_RELIABLE_CLIENT_STREAM_H_ | |
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