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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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