1 /* 2 * Copyright 2020 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 <cstdint> 20 #include <optional> 21 #include <string> 22 23 #define DEBUGGABLE_SYS_PROP_NAME "ro.debuggable" 24 25 namespace bluetooth { 26 namespace os { 27 28 /* System Property to indicate if the dual mode audio feature is enabled */ 29 static const std::string kIsDualModeAudioEnabledProperty = 30 "persist.bluetooth.enable_dual_mode_audio"; 31 32 // Get |property| keyed system property from supported platform, return std::nullopt if the property does not exist 33 // or if the platform does not support system property 34 std::optional<std::string> GetSystemProperty(const std::string& property); 35 36 // Get |property| keyed system property as uint32_t from supported platform, return |default_value| if the property 37 // does not exist or if the platform does not support system property 38 uint32_t GetSystemPropertyUint32(const std::string& property, uint32_t default_value); 39 40 // Get |property| keyed system property as uint32_t from supported platform, return |default_value| 41 // if the property does not exist or if the platform does not support system property if property is 42 // found it will call stoul with |base| 43 uint32_t GetSystemPropertyUint32Base( 44 const std::string& property, uint32_t default_value, int base = 0); 45 46 // Get |property| keyed property as bool from supported platform, return 47 // |default_value| if the property does not exist or if the platform 48 // does not support system property 49 bool GetSystemPropertyBool(const std::string& property, bool default_value); 50 51 // Set |property| keyed system property to |value|, return true if the set was successful and false if the set failed 52 // Replace existing value if property already exists 53 bool SetSystemProperty(const std::string& property, const std::string& value); 54 55 // Clear system properties for host only return true on success 56 bool ClearSystemPropertiesForHost(); 57 58 // Check if the vendor image is using root canal simulated Bluetooth stack 59 bool IsRootCanalEnabled(); 60 61 // Get Android Vendor Image release version in numeric value (e.g. Android R is 11), return 0 if not on Android or 62 // version not available 63 int GetAndroidVendorReleaseVersion(); 64 65 } // namespace os 66 } // namespace bluetooth 67