1 /*
2  * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef OHOS_HDI_BLUETOOTH_HCI_BLUETOOTH_ADDRESS_H
17 #define OHOS_HDI_BLUETOOTH_HCI_BLUETOOTH_ADDRESS_H
18 
19 #include <memory>
20 #include <string>
21 #include <vector>
22 #include "bt_hal_constant.h"
23 
24 namespace OHOS {
25 namespace HDI {
26 namespace Bluetooth {
27 namespace Hci {
28 class BluetoothAddress {
29 public:
30     BluetoothAddress();
31     ~BluetoothAddress() = default;
32     static std::shared_ptr<BluetoothAddress> GetDeviceAddress(const std::string &path = BT_DEVICE_ADDRESS_PATH);
33     static std::shared_ptr<BluetoothAddress> GenerateDeviceAddress(const std::string &prefix = "");
34     void ReadAddress(std::vector<uint8_t> &address) const;
35     void ReadAddress(std::string &address) const;
36 
37 private:
38     static void ParseAddressToString(std::vector<uint8_t> &address, std::string &outString);
39     int ParseAddressFromString(const std::string &string) const;
40     static bool GetConstantAddress(char *address, int len);
41 
42 private:
43     std::vector<uint8_t> address_;
44     static constexpr const char *BT_MAC_LIB = "libnb_mac.z.so";
45     static constexpr const char *GET_BT_MAC_SYMBOL_NAME = "GetConstantMac";
46     static constexpr unsigned int MAC_TYPE_BLUETOOTH = 1;
47 };
48 }  // namespace Hci
49 }  // namespace Bluetooth
50 }  // namespace HDI
51 }  // namespace OHOS
52 #endif /* OHOS_HDI_BLUETOOTH_HCI_BLUETOOTH_ADDRESS_H */
53