socket_stream_host.h revision eb525c5499e34cc9c4b825d6d9e75bb07cc06ace 
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#ifndef CONTENT_BROWSER_RENDERER_HOST_SOCKET_STREAM_HOST_H_
6#define CONTENT_BROWSER_RENDERER_HOST_SOCKET_STREAM_HOST_H_
7
8#include <vector>
9
10#include "base/memory/ref_counted.h"
11#include "net/socket_stream/socket_stream.h"
12
13class GURL;
14
15namespace net {
16class SocketStreamJob;
17class URLRequestContext;
18class SSLInfo;
19}  // namespace net
20
21namespace content {
22
23// Host of SocketStreamHandle.  Each SocketStreamHandle will have an unique
24// socket_id assigned by SocketStreamHost constructor.  If socket id is
25// kNoSocketId, there is no SocketStreamHost.  Each SocketStreamHost has
26// SocketStream to manage bi-directional communication over socket stream.  The
27// lifetime of an instance of this class is completely controlled by the
28// SocketStreamDispatcherHost.
29class SocketStreamHost {
30 public:
31  SocketStreamHost(net::SocketStream::Delegate* delegate,
32                   int render_view_id,
33                   int socket_id);
34  ~SocketStreamHost();
35
36  // Gets socket_id associated with |socket|.
37  static int SocketIdFromSocketStream(const net::SocketStream* socket);
38
39  int render_view_id() const { return render_view_id_; }
40  int socket_id() const { return socket_id_; }
41
42  // Starts to open connection to |url|.
43  void Connect(const GURL& url, net::URLRequestContext* request_context);
44
45  // Sends |data| over the socket stream.
46  // socket stream must be open to send data.
47  // Returns true if the data is put in transmit buffer in socket stream.
48  // Returns false otherwise (transmit buffer exceeds limit, or socket
49  // stream is closed).
50  bool SendData(const std::vector<char>& data);
51
52  // Closes the socket stream.
53  void Close();
54
55  // Following CancelWithError, CancelWithSSLError, and ContinueDespiteError
56  // will be called by net::SocketStream::Delegate in OnSSLCertificateError.
57  // CancelWithError Cancels the connection because of an error.
58  // |error| is net::Error which represents the error.
59  void CancelWithError(int error);
60
61  // Cancels the connection because of receiving a certificate with an error.
62  void CancelWithSSLError(const net::SSLInfo& ssl_info);
63
64  // Continue to establish the connection in spite of an error.
65  void ContinueDespiteError();
66
67 private:
68  net::SocketStream::Delegate* delegate_;
69  int render_view_id_;
70  int socket_id_;
71
72  scoped_refptr<net::SocketStreamJob> job_;
73
74  DISALLOW_COPY_AND_ASSIGN(SocketStreamHost);
75};
76
77}  // namespace content
78
79#endif  // CONTENT_BROWSER_RENDERER_HOST_SOCKET_STREAM_HOST_H_
80