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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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 #ifndef REMOTING_PROTOCOL_CHANNEL_FACTORY_H_ | 5 #ifndef REMOTING_PROTOCOL_CHANNEL_FACTORY_H_ |
6 #define REMOTING_PROTOCOL_CHANNEL_FACTORY_H_ | 6 #define REMOTING_PROTOCOL_CHANNEL_FACTORY_H_ |
7 | 7 |
8 #include "base/callback.h" | 8 #include "base/callback.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "base/threading/non_thread_safe.h" | 10 #include "base/threading/non_thread_safe.h" |
11 | 11 |
12 namespace net { | 12 namespace net { |
13 class Socket; | 13 class Socket; |
14 class StreamSocket; | 14 class StreamSocket; |
15 } // namespace net | 15 } // namespace net |
16 | 16 |
17 namespace remoting { | 17 namespace remoting { |
18 namespace protocol { | 18 namespace protocol { |
19 | 19 |
20 class ChannelFactory : public base::NonThreadSafe { | 20 class ChannelFactory : public base::NonThreadSafe { |
21 public: | 21 public: |
22 // TODO(sergeyu): Specify connection error code when channel | 22 // TODO(sergeyu): Specify connection error code when channel |
23 // connection fails. | 23 // connection fails. |
24 typedef base::Callback<void(scoped_ptr<net::StreamSocket>)> | 24 typedef base::Callback<void(scoped_ptr<net::StreamSocket>)> |
25 StreamChannelCallback; | 25 ChannelCreatedCallback; |
26 typedef base::Callback<void(scoped_ptr<net::Socket>)> | |
27 DatagramChannelCallback; | |
28 | 26 |
29 ChannelFactory() {} | 27 ChannelFactory() {} |
30 | 28 |
31 // Creates new channels for this connection. The specified callback is called | 29 // Creates new channels for this connection. The specified callback is called |
32 // when then new channel is created and connected. The callback is called with | 30 // when then new channel is created and connected. The callback is called with |
33 // NULL if connection failed for any reason. Callback may be called | 31 // NULL if connection failed for any reason. Callback may be called |
34 // synchronously, before the call returns. All channels must be destroyed | 32 // synchronously, before the call returns. All channels must be destroyed |
35 // before the factory is destroyed and CancelChannelCreation() must be called | 33 // before the factory is destroyed and CancelChannelCreation() must be called |
36 // to cancel creation of channels for which the |callback| hasn't been called | 34 // to cancel creation of channels for which the |callback| hasn't been called |
37 // yet. | 35 // yet. |
38 virtual void CreateStreamChannel( | 36 virtual void CreateChannel(const std::string& name, |
39 const std::string& name, const StreamChannelCallback& callback) = 0; | 37 const ChannelCreatedCallback& callback) = 0; |
40 virtual void CreateDatagramChannel( | |
41 const std::string& name, const DatagramChannelCallback& callback) = 0; | |
42 | 38 |
43 // Cancels a pending CreateStreamChannel() or CreateDatagramChannel() | 39 // Cancels a pending CreateChannel() operation for the named channel. If the |
44 // operation for the named channel. If the channel creation already | 40 // channel creation already completed then canceling it has no effect. When |
45 // completed then canceling it has no effect. When shutting down | 41 // shutting down this method must be called for each channel pending creation. |
46 // this method must be called for each channel pending creation. | |
47 virtual void CancelChannelCreation(const std::string& name) = 0; | 42 virtual void CancelChannelCreation(const std::string& name) = 0; |
48 | 43 |
49 protected: | 44 protected: |
50 virtual ~ChannelFactory() {} | 45 virtual ~ChannelFactory() {} |
51 | 46 |
52 private: | 47 private: |
53 DISALLOW_COPY_AND_ASSIGN(ChannelFactory); | 48 DISALLOW_COPY_AND_ASSIGN(ChannelFactory); |
54 }; | 49 }; |
55 | 50 |
56 } // namespace protocol | 51 } // namespace protocol |
57 } // namespace remoting | 52 } // namespace remoting |
58 | 53 |
59 #endif // REMOTING_PROTOCOL_CHANNEL_FACTORY_H_ | 54 #endif // REMOTING_PROTOCOL_CHANNEL_FACTORY_H_ |
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