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 #include "tools.h"
17 #include <codecvt>
18 #include <locale>
19 #include <map>
20 #include <string>
21
22 namespace OHOS {
23 const std::string EMPTY_DEVICEID = "";
24 constexpr int NON_ANONYMIZE_LENGTH = 6;
25 // template<typename T>
DeleteAllMark(const std::u16string & str,const std::u16string & mark)26 std::u16string DeleteAllMark(const std::u16string& str, const std::u16string& mark)
27 {
28 std::u16string s = str;
29 size_t nSize = mark.size();
30 while (true) {
31 size_t pos = s.find(mark);
32 if (pos == std::string::npos) {
33 return s;
34 }
35 s.erase(pos, nSize);
36 }
37 return s;
38 }
39
40 // template<typename T>
DeleteBlank(const std::u16string & str)41 std::u16string DeleteBlank(const std::u16string& str)
42 {
43 std::u16string res = DeleteAllMark(str, u" ");
44 res = DeleteAllMark(res, u"/t");
45 res = DeleteAllMark(res, u"/n");
46 return DeleteAllMark(res, u"/r");
47 }
48
AnonymizeDeviceId(const std::string & deviceId)49 std::string AnonymizeDeviceId(const std::string& deviceId)
50 {
51 if (deviceId.length() < NON_ANONYMIZE_LENGTH) {
52 return EMPTY_DEVICEID;
53 }
54 std::string anonymizeDeviceId = deviceId.substr(0, NON_ANONYMIZE_LENGTH);
55 anonymizeDeviceId.append("******");
56 return anonymizeDeviceId;
57 }
58 }