OLD | NEW |
(Empty) | |
| 1 // Copyright 2017 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_DATA_CHANNEL_MANAGER_H_ |
| 6 #define REMOTING_PROTOCOL_DATA_CHANNEL_MANAGER_H_ |
| 7 |
| 8 #include <map> |
| 9 #include <memory> |
| 10 #include <string> |
| 11 #include <vector> |
| 12 |
| 13 #include "base/callback.h" |
| 14 |
| 15 namespace remoting { |
| 16 namespace protocol { |
| 17 |
| 18 class DataChannelHandler; |
| 19 class MessagePipe; |
| 20 |
| 21 // DataChannelManager helps to manage optional data channels. Each |
| 22 // DataChannelHandler implementation registers a factory function to create an |
| 23 // instance of itself to handle data from a named data channel. All handles are |
| 24 // closed when the associated MessagePipe is closed. Clients can also close a |
| 25 // data channel manually by calling DataChannelHandler::Close() function. |
| 26 class DataChannelManager final { |
| 27 public: |
| 28 using HandlerFactory = base::Callback<void( |
| 29 const std::string& name, |
| 30 std::unique_ptr<MessagePipe> pipe)>; |
| 31 |
| 32 DataChannelManager(); |
| 33 ~DataChannelManager(); |
| 34 |
| 35 // Registers a factory function to create a DataChannelHandler to handle a new |
| 36 // incoming data channel with a name matching |regex|. Returns false if the |
| 37 // registration fails, usually it happens when |regex| or |constructor| are |
| 38 // empty. |
| 39 bool RegisterHandlerFactory(const std::string& regex, |
| 40 HandlerFactory constructor); |
| 41 |
| 42 // Creates a DataChannelHandler to handle the new incoming data channel. |
| 43 // Returns true if a handler exists for the new data channel. |
| 44 bool OnIncomingDataChannel(const std::string& name, |
| 45 std::unique_ptr<MessagePipe> pipe); |
| 46 |
| 47 private: |
| 48 std::vector<std::pair<std::string, HandlerFactory>> constructors_; |
| 49 }; |
| 50 |
| 51 } // namespace protocol |
| 52 } // namespace remoting |
| 53 |
| 54 #endif // REMOTING_PROTOCOL_DATA_CHANNEL_MANAGER_H_ |
OLD | NEW |