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| 1 // Copyright 2014 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 REMOTING_PROTOCOL_DATAGRAM_CHANNEL_FACTORY_H_ |
| 6 #define REMOTING_PROTOCOL_DATAGRAM_CHANNEL_FACTORY_H_ |
| 7 |
| 8 #include <string> |
| 9 |
| 10 #include "base/callback_forward.h" |
| 11 |
| 12 namespace net { |
| 13 class Socket; |
| 14 } // namespace net |
| 15 |
| 16 namespace remoting { |
| 17 namespace protocol { |
| 18 |
| 19 class DatagramChannelFactory { |
| 20 public: |
| 21 typedef base::Callback<void(scoped_ptr<net::Socket>)> |
| 22 ChannelCreatedCallback; |
| 23 |
| 24 DatagramChannelFactory() {} |
| 25 |
| 26 // Creates new channels and calls the |callback| when then new channel is |
| 27 // created and connected. The |callback| is called with NULL if channel setup |
| 28 // failed for any reason. Callback may be called synchronously, before the |
| 29 // call returns. All channels must be destroyed, and CancelChannelCreation() |
| 30 // called for any pending channels, before the factory is destroyed. |
| 31 virtual void CreateChannel(const std::string& name, |
| 32 const ChannelCreatedCallback& callback) = 0; |
| 33 |
| 34 // Cancels a pending CreateChannel() operation for the named channel. If the |
| 35 // channel creation already completed then canceling it has no effect. When |
| 36 // shutting down this method must be called for each channel pending creation. |
| 37 virtual void CancelChannelCreation(const std::string& name) = 0; |
| 38 |
| 39 protected: |
| 40 virtual ~DatagramChannelFactory() {} |
| 41 |
| 42 private: |
| 43 DISALLOW_COPY_AND_ASSIGN(DatagramChannelFactory); |
| 44 }; |
| 45 |
| 46 } // namespace protocol |
| 47 } // namespace remoting |
| 48 |
| 49 #endif // REMOTING_PROTOCOL_DATAGRAM_CHANNEL_FACTORY_H_ |
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