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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "remoting/protocol/socket_reader_base.h" | 5 #include "remoting/protocol/socket_reader_base.h" |
6 | 6 |
7 #include "net/base/completion_callback.h" | 7 #include "net/base/completion_callback.h" |
8 #include "net/base/io_buffer.h" | 8 #include "net/base/io_buffer.h" |
9 #include "net/base/net_errors.h" | 9 #include "net/base/net_errors.h" |
10 #include "net/socket/socket.h" | 10 #include "net/socket/socket.h" |
11 | 11 |
12 namespace remoting { | 12 namespace remoting { |
13 | 13 |
14 namespace { | 14 namespace { |
15 int kReadBufferSize = 4096; | 15 int kReadBufferSize = 4096; |
16 } // namespace | 16 } // namespace |
17 | 17 |
18 SocketReaderBase::SocketReaderBase() | 18 SocketReaderBase::SocketReaderBase() |
19 : socket_(NULL), | 19 : socket_(NULL), |
20 closed_(false), | 20 closed_(false) { |
21 ALLOW_THIS_IN_INITIALIZER_LIST( | |
22 read_callback_(this, &SocketReaderBase::OnRead)) { | |
23 } | 21 } |
24 | 22 |
25 SocketReaderBase::~SocketReaderBase() { } | 23 SocketReaderBase::~SocketReaderBase() { } |
26 | 24 |
27 void SocketReaderBase::Init(net::Socket* socket) { | 25 void SocketReaderBase::Init(net::Socket* socket) { |
28 DCHECK(socket); | 26 DCHECK(socket); |
29 socket_ = socket; | 27 socket_ = socket; |
30 DoRead(); | 28 DoRead(); |
31 } | 29 } |
32 | 30 |
33 void SocketReaderBase::DoRead() { | 31 void SocketReaderBase::DoRead() { |
34 while (true) { | 32 while (true) { |
35 read_buffer_ = new net::IOBuffer(kReadBufferSize); | 33 read_buffer_ = new net::IOBuffer(kReadBufferSize); |
36 int result = socket_->Read( | 34 int result = socket_->Read( |
37 read_buffer_, kReadBufferSize, &read_callback_); | 35 read_buffer_, kReadBufferSize, base::Bind(&SocketReaderBase::OnRead, |
| 36 base::Unretained(this))); |
38 HandleReadResult(result); | 37 HandleReadResult(result); |
39 if (result < 0) | 38 if (result < 0) |
40 break; | 39 break; |
41 } | 40 } |
42 } | 41 } |
43 | 42 |
44 void SocketReaderBase::OnRead(int result) { | 43 void SocketReaderBase::OnRead(int result) { |
45 if (!closed_) { | 44 if (!closed_) { |
46 HandleReadResult(result); | 45 HandleReadResult(result); |
47 DoRead(); | 46 DoRead(); |
48 } | 47 } |
49 } | 48 } |
50 | 49 |
51 void SocketReaderBase::HandleReadResult(int result) { | 50 void SocketReaderBase::HandleReadResult(int result) { |
52 if (result > 0) { | 51 if (result > 0) { |
53 OnDataReceived(read_buffer_, result); | 52 OnDataReceived(read_buffer_, result); |
54 } else { | 53 } else { |
55 if (result == net::ERR_CONNECTION_CLOSED) { | 54 if (result == net::ERR_CONNECTION_CLOSED) { |
56 closed_ = true; | 55 closed_ = true; |
57 } else if (result != net::ERR_IO_PENDING) { | 56 } else if (result != net::ERR_IO_PENDING) { |
58 LOG(ERROR) << "Read() returned error " << result; | 57 LOG(ERROR) << "Read() returned error " << result; |
59 } | 58 } |
60 } | 59 } |
61 } | 60 } |
62 | 61 |
63 } // namespace remoting | 62 } // namespace remoting |
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