1 /* 2 * Copyright 2022 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 <unistd.h> 20 21 namespace aidl::android::hardware::bluetooth::impl { 22 23 class NetBluetoothMgmt { 24 public: NetBluetoothMgmt()25 NetBluetoothMgmt() {} ~NetBluetoothMgmt()26 ~NetBluetoothMgmt() { 27 ::close(rfkill_fd_); 28 ::close(bt_fd_); 29 } 30 31 int openHci(int hci_interface = 0); 32 void closeHci(); 33 34 private: 35 int waitHciDev(int hci_interface); 36 int openRfkill(); 37 int rfkill(int block); 38 39 // Index of the first rfkill device of type bluetooth. 40 int rfkill_bt_index_{-1}; 41 // File descriptor opened to /dev/rfkill. 42 int rfkill_fd_{-1}; 43 // File descriptor opened to the bluetooth user channel. 44 int bt_fd_{-1}; 45 }; 46 47 } // namespace aidl::android::hardware::bluetooth::impl 48