1 /* 2 * Copyright 2019 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 #pragma once 17 18 #include <cstdint> 19 #include <functional> 20 #include <future> 21 #include <memory> 22 #include <string> 23 24 #include "module.h" 25 26 namespace bluetooth { 27 namespace shim { 28 29 using ConnectionClosedCallback = std::function<void(uint16_t cid, int error_code)>; 30 using ConnectionCompleteCallback = 31 std::function<void(std::string string_address, uint16_t psm, uint16_t cid, uint16_t remote_cid, bool is_connected)>; 32 using ReadDataReadyCallback = std::function<void(uint16_t cid, std::vector<const uint8_t> data)>; 33 34 using RegisterServicePromise = std::promise<uint16_t>; 35 using UnregisterServicePromise = std::promise<void>; 36 using CreateConnectionPromise = std::promise<uint16_t>; 37 38 class L2cap : public bluetooth::Module { 39 public: 40 void RegisterClassicService( 41 uint16_t psm, 42 bool use_ertm, 43 uint16_t mtu, 44 ConnectionCompleteCallback on_complete, 45 RegisterServicePromise register_promise); 46 void UnregisterClassicService(uint16_t psm, UnregisterServicePromise unregister_promise); 47 48 void CreateClassicConnection( 49 uint16_t psm, 50 const std::string address_string, 51 ConnectionCompleteCallback on_complete, 52 CreateConnectionPromise create_promise); 53 void CloseClassicConnection(uint16_t cid); 54 55 void SetReadDataReadyCallback(uint16_t cid, ReadDataReadyCallback on_data_ready); 56 void SetConnectionClosedCallback(uint16_t cid, ConnectionClosedCallback on_closed); 57 58 void Write(uint16_t cid, const uint8_t* data, size_t len); 59 60 void SendLoopbackResponse(std::function<void()>); 61 62 L2cap() = default; 63 ~L2cap() = default; 64 65 static const ModuleFactory Factory; 66 67 protected: 68 void ListDependencies(ModuleList* list) override; // Module 69 void Start() override; // Module 70 void Stop() override; // Module 71 std::string ToString() const override; // Module 72 73 private: 74 struct impl; 75 std::unique_ptr<impl> pimpl_; 76 DISALLOW_COPY_AND_ASSIGN(L2cap); 77 }; 78 79 } // namespace shim 80 } // namespace bluetooth 81