1 /*
2  * Copyright (C) 2021 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 BLE_PROPERTIES_H
17 #define BLE_PROPERTIES_H
18 
19 #include <mutex>
20 #include <string>
21 #include <vector>
22 
23 #include "base_observer_list.h"
24 #include "ble_config.h"
25 #include "ble_defs.h"
26 #include "interface_adapter_ble.h"
27 
28 namespace OHOS {
29 namespace bluetooth {
30 /**
31  * @BleProperties to save and get classic properties.
32  */
33 class BleProperties {
34 public:
35     /**
36      * @brief Constructor.
37      */
38     BleProperties(BleProperties &) = delete;
39 
40     /**
41      * @brief Constructor.
42      */
43     BleProperties &operator=(const BleProperties &) = delete;
44 
45     /**
46      * @brief Get ble Properties instance.
47      *
48      * @return @c advertiser instance.
49      */
50     static BleProperties &GetInstance();
51 
52     bool SetLocalAddress(const std::string &addr) const;
53     int GetUTF8StringLength(const char firstByte) const;
54     int GetValidUTF8StringLength(const std::string& name) const;
55     bool SetLocalName(const std::string &name) const;
56     int SetBondableMode(const int mode) const;
57     bool SetIoCapability(const int ioCapability) const;
58 
59     int GetBondableMode() const;
60     int GetIoCapability() const;
61     static int GetAppearance();
62     std::string GetLocalAddress() const;
63     std::string GetLocalName() const;
64     std::string GetPasskey() const;
65 
66     bool LoadBleConfigInfo() const;
67     bool ConfigBleProperties() const;
68     static bool SetBleRoles(uint8_t roles);
69     static int GetBleRoles();
70 
71     static bool SetPasskey(const std::string &passkey);
72     static bool SetBleModel1Level(int level);
73     static bool SetBleModel2Level(int level);
74     static bool SetBleSecurity(bool security);
75     static bool SetBleScanMode(int scanmode);
76 
77     bool SaveDefaultValues() const;
78     bool GetAddrFromController() const;
79 
80     void RegisterBleAdapterObserver(BaseObserverList<IAdapterBleObserver> &observer) const;
81     void DeregisterBleAdapterObserver(IAdapterBleObserver &observer) const;
82 
83 private:
84     enum {
85         UTF8_INVALID_BYTE_LENGTH,
86         UTF8_SINGLE_BYTE_LENGTH,
87         UTF8_DOUBLE_BYTE_LENGTH,
88         UTF8_TRIPLE_BYTE_LENGTH,
89         UTF8_QUADRUPLE_BYTE_LENGTH
90     };
91 
92     BleProperties();
93     ~BleProperties();
94 
95     void ReadBleHostInfo() const;
96     bool UpdateConfig(int type) const;
97     DECLARE_IMPL();
98 };
99 }  // namespace bluetooth
100 }  // namespace OHOS
101 
102 #endif  // BLE_PROPERTIES_H
103