1 // 2 // Copyright 2016 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 <fcntl.h> 20 21 #include <cstdint> 22 #include <string> 23 #include <vector> 24 25 namespace android { 26 namespace hardware { 27 namespace bluetooth { 28 namespace V1_0 { 29 namespace implementation { 30 31 // The property key stores the storage location of Bluetooth Device Address 32 static constexpr char PROPERTY_BT_BDADDR_PATH[] = "ro.bt.bdaddr_path"; 33 34 // Check for a legacy address stored as a property. 35 static constexpr char PERSIST_BDADDR_PROPERTY[] = 36 "persist.service.bdroid.bdaddr"; 37 38 // If there is no valid bdaddr available from PROPERTY_BT_BDADDR_PATH and there 39 // is no available persistent bdaddr available from PERSIST_BDADDR_PROPERTY, 40 // use a factory set address. 41 static constexpr char FACTORY_BDADDR_PROPERTY[] = "ro.boot.btmacaddr"; 42 43 // Encapsulate handling for Bluetooth Addresses: 44 class BluetoothAddress { 45 public: 46 // Conversion constants 47 static constexpr size_t kStringLength = sizeof("XX:XX:XX:XX:XX:XX") - 1; 48 static constexpr size_t kBytes = (kStringLength + 1) / 3; 49 50 static void bytes_to_string(const uint8_t* addr, char* addr_str); 51 52 static bool string_to_bytes(const char* addr_str, uint8_t* addr); 53 54 static bool get_local_address(uint8_t* addr); 55 }; 56 57 } // namespace implementation 58 } // namespace V1_0 59 } // namespace bluetooth 60 } // namespace hardware 61 } // namespace android 62