1 /*
2 * Copyright (c) 2024 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 #ifndef LOG_TAG
16 #define LOG_TAG "bt_cj_connection_common"
17 #endif
18
19 #include "bluetooth_connection_common.h"
20
21 #include <regex>
22
23 #include "bluetooth_def.h"
24 #include "bluetooth_log.h"
25
26 namespace OHOS {
27 namespace CJSystemapi {
28 namespace CJBluetoothConnection {
29
30 using Bluetooth::PAIR_NONE;
31 using Bluetooth::PAIR_PAIRED;
32 using Bluetooth::PAIR_PAIRING;
33 using Bluetooth::PIN_TYPE_CONFIRM_PASSKEY;
34 using Bluetooth::PIN_TYPE_NOTIFY_PASSKEY;
35
IsValidAddress(std::string bdaddr)36 bool IsValidAddress(std::string bdaddr)
37 {
38 #if defined(IOS_PLATFORM)
39 const std::regex deviceIdRegex("^[0-9A-Fa-f]{8}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{12}$");
40 return regex_match(bdaddr, deviceIdRegex);
41 #else
42 const std::regex deviceIdRegex("^[0-9a-fA-F]{2}(:[0-9a-fA-F]{2}){5}$");
43 return regex_match(bdaddr, deviceIdRegex);
44 #endif
45 }
46
GetFormatPinCode(uint32_t pinType,uint32_t pinCode)47 std::string GetFormatPinCode(uint32_t pinType, uint32_t pinCode)
48 {
49 std::string pinCodeStr = std::to_string(pinCode);
50 if (pinType != PIN_TYPE_CONFIRM_PASSKEY && pinType != PIN_TYPE_NOTIFY_PASSKEY) {
51 return pinCodeStr;
52 }
53
54 const uint32_t FORMAT_PINCODE_LENGTH = 6;
55 while (pinCodeStr.length() < FORMAT_PINCODE_LENGTH) {
56 pinCodeStr = "0" + pinCodeStr;
57 }
58 return pinCodeStr;
59 }
60
MallocCString(const std::string & origin)61 char* MallocCString(const std::string& origin)
62 {
63 if (origin.empty()) {
64 return nullptr;
65 }
66 auto length = origin.length() + 1;
67 char* res = static_cast<char*>(malloc(sizeof(char) * length));
68 if (res == nullptr) {
69 return nullptr;
70 }
71 return std::char_traits<char>::copy(res, origin.c_str(), length);
72 }
73
Convert2CArrString(std::vector<std::string> & tids)74 CArrString Convert2CArrString(std::vector<std::string>& tids)
75 {
76 CArrString res { 0 };
77 if (tids.empty()) {
78 return res;
79 }
80
81 size_t size = tids.size();
82 if (size == 0 || size > std::numeric_limits<size_t>::max() / sizeof(char*)) {
83 return res;
84 }
85 res.head = static_cast<char**>(malloc(sizeof(char*) * size));
86 if (!res.head) {
87 return res;
88 }
89
90 size_t i = 0;
91 for (; i < size; ++i) {
92 res.head[i] = MallocCString(tids[i]);
93 }
94 res.size = static_cast<int64_t>(i);
95
96 return res;
97 }
98
DealPairStatus(const int & status,int & bondStatus)99 void DealPairStatus(const int& status, int& bondStatus)
100 {
101 HILOGD("status is %{public}d", status);
102 switch (status) {
103 case PAIR_NONE:
104 bondStatus = static_cast<int>(BondState::BOND_STATE_INVALID);
105 break;
106 case PAIR_PAIRING:
107 bondStatus = static_cast<int>(BondState::BOND_STATE_BONDING);
108 break;
109 case PAIR_PAIRED:
110 bondStatus = static_cast<int>(BondState::BOND_STATE_BONDED);
111 break;
112 default:
113 break;
114 }
115 }
116
117 } // namespace CJBluetoothConnection
118 } // namespace CJSystemapi
119 } // namespace OHOS