1 /* 2 * Copyright 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <functional> // for function 20 #include <memory> // for shared_ptr 21 #include <string> // for string 22 #include <vector> // for vector 23 24 #include "net/async_data_channel.h" // for AsyncDataChannel 25 #include "net/async_data_channel_server.h" // for AsyncDataChannelServer (ptr only), Con... 26 27 namespace rootcanal { 28 29 using android::net::AsyncDataChannel; 30 using android::net::AsyncDataChannelServer; 31 using android::net::ConnectCallback; 32 33 // Manages communications between test channel and the controller. Mirrors the 34 // HciTransport for the test channel. 35 class TestChannelTransport { 36 public: TestChannelTransport()37 TestChannelTransport() {} 38 ~TestChannelTransport()39 ~TestChannelTransport() {} 40 41 // Opens a port and returns and starts listening for incoming connections. 42 bool SetUp(std::shared_ptr<AsyncDataChannelServer> server, 43 ConnectCallback connection_callback); 44 45 // Closes the port (if succesfully opened in SetUp). 46 void CleanUp(); 47 48 // Sets the callback that fires when data is read in WatchFd(). 49 void RegisterCommandHandler( 50 const std::function<void(const std::string&, 51 const std::vector<std::string>&)>& callback); 52 53 // Send data back to the test channel. 54 static void SendResponse(std::shared_ptr<AsyncDataChannel> socket, 55 const std::string& response); 56 57 void OnCommandReady(AsyncDataChannel* socket, 58 std::function<void(void)> unwatch); 59 60 private: 61 std::function<void(const std::string&, const std::vector<std::string>&)> 62 command_handler_; 63 std::function<void(std::shared_ptr<AsyncDataChannel>)> connection_callback_; 64 std::shared_ptr<AsyncDataChannelServer> socket_server_; 65 66 TestChannelTransport(const TestChannelTransport& cmdPckt) = delete; 67 TestChannelTransport& operator=(const TestChannelTransport& cmdPckt) = delete; 68 }; 69 70 } // namespace rootcanal 71