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 
16 #include "hilog/log.h"
17 #include "preferred_language.h"
18 #include "i18n_ffi.h"
19 
20 namespace OHOS {
21 namespace Global {
22 namespace I18n {
23 using namespace OHOS::HiviewDFX;
24 extern "C"
25 {
MallocCString(const std::string & origin)26 char* MallocCString(const std::string& origin)
27 {
28     if (origin.empty()) {
29         return nullptr;
30     }
31     auto length = origin.length() + 1;
32     char* res = static_cast<char*>(malloc(sizeof(char) * length));
33     if (res == nullptr) {
34         return nullptr;
35     }
36     return std::char_traits<char>::copy(res, origin.c_str(), length);
37 }
38 
FfiOHOSGetAppPreferredLanguage()39 char* FfiOHOSGetAppPreferredLanguage()
40 {
41     std::string language = PreferredLanguage::GetFirstPreferredLanguage();
42     char* res = MallocCString(language);
43     return res;
44 }
45 }
46 }
47 }
48 }