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1 /*
2  * Copyright (C) 2025 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 #include <dlfcn.h>
16 
17 #include "base/log/log_wrapper.h"
18 #include "core/common/share/text_share_loader.h"
19 
20 namespace OHOS::Ace {
21 namespace {
22 #ifdef __aarch64__
23 constexpr char TEXT_SHARE_SO_PATH[] = "system/lib64/libsystemshare_innerkits.z.so";
24 #else
25 constexpr char TEXT_SHARE_SO_PATH[] = "system/lib/libsystemshare_innerkits.z.so";
26 #endif
27 } // namespace
28 
29 // static
Load()30 std::shared_ptr<TextShareLoader> TextShareLoader::Load()
31 {
32     auto engLib(std::make_shared<TextShareLoader>());
33     return engLib->Init() ? engLib : nullptr;
34 }
35 
~TextShareLoader()36 TextShareLoader::~TextShareLoader()
37 {
38     Close();
39 }
40 
Init()41 bool TextShareLoader::Init()
42 {
43     mLibraryHandle_ = dlopen(TEXT_SHARE_SO_PATH, RTLD_LAZY);
44     if (mLibraryHandle_ == nullptr) {
45         return false;
46     }
47     mCreateTextShareInstance_ = (TextShareInterface* (*)())dlsym(mLibraryHandle_,
48         "OHOS_ACE_CreateTextShareInterface");
49     mDestoryTextShareInstance_ = (void (*)(TextShareInterface*))dlsym(
50         mLibraryHandle_, "OHOS_ACE_DestroyTextShareInterface");
51     if (mCreateTextShareInstance_ == nullptr || mDestoryTextShareInstance_ == nullptr) {
52         LOGE("Could not find engine interface function in %s", TEXT_SHARE_SO_PATH);
53         Close();
54         return false;
55     }
56     return true;
57 }
58 
CreateTextShare()59 TextShareInstance TextShareLoader::CreateTextShare()
60 {
61     if (mCreateTextShareInstance_ == nullptr || mDestoryTextShareInstance_ == nullptr) {
62         return TextShareInstance();
63     }
64     return TextShareInstance(mCreateTextShareInstance_(), [lib = shared_from_this(),
65         destroy = mDestoryTextShareInstance_](TextShareInterface* e) {
66             destroy(e);
67         });
68 }
69 
Close()70 void TextShareLoader::Close()
71 {
72     if (mLibraryHandle_ != nullptr) {
73         dlclose(mLibraryHandle_);
74     }
75     mLibraryHandle_ = nullptr;
76     mCreateTextShareInstance_ = nullptr;
77     mDestoryTextShareInstance_ = nullptr;
78 }
79 } // namespace OHOS::Ace