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 "base/log/log_wrapper.h"
17 #include "core/common/ai/data_url_analyzer_loader.h"
18
19 namespace OHOS::Ace {
20 namespace {
21 #ifdef __aarch64__
22 constexpr char AI_ADAPTER_SO_PATH[] = "system/lib64/libai_nlu_innerapi.z.so";
23 #else
24 constexpr char AI_ADAPTER_SO_PATH[] = "system/lib/libai_nlu_innerapi.z.so";
25 #endif
26 } // namespace
27
28 // static
Load()29 std::shared_ptr<DataUrlAnalyzerLoader> DataUrlAnalyzerLoader::Load()
30 {
31 auto engLib(std::make_shared<DataUrlAnalyzerLoader>());
32 return engLib->Init() ? engLib : nullptr;
33 }
34
~DataUrlAnalyzerLoader()35 DataUrlAnalyzerLoader::~DataUrlAnalyzerLoader()
36 {
37 Close();
38 }
39
Init()40 bool DataUrlAnalyzerLoader::Init()
41 {
42 mLibraryHandle_ = LOADLIB(AI_ADAPTER_SO_PATH);
43 if (mLibraryHandle_ == nullptr) {
44 return false;
45 }
46 mCreateDataUrlAnalyzer_ = (DataUrlAnalyzer* (*)())dlsym(mLibraryHandle_,
47 "OHOS_ACE_createDataUrlAnalyzerInstance");
48 mDestoryDataUrlAnalyzer_ = (void (*)(DataUrlAnalyzer*))dlsym(
49 mLibraryHandle_, "OHOS_ACE_destroyDataUrlAnalyzerInstance");
50 if (mCreateDataUrlAnalyzer_ == nullptr || mDestoryDataUrlAnalyzer_ == nullptr) {
51 LOGE("Could not find engine interface function in %s", AI_ADAPTER_SO_PATH);
52 Close();
53 return false;
54 }
55 return true;
56 }
57
CreateDataDetector()58 DataUrlAnalyzerInstance DataUrlAnalyzerLoader::CreateDataDetector()
59 {
60 if (mCreateDataUrlAnalyzer_ == nullptr || mDestoryDataUrlAnalyzer_ == nullptr) {
61 return DataUrlAnalyzerInstance();
62 }
63 return DataUrlAnalyzerInstance(mCreateDataUrlAnalyzer_(), [lib = shared_from_this(),
64 destroy = mDestoryDataUrlAnalyzer_](DataUrlAnalyzer* e) {
65 destroy(e);
66 });
67 }
68
Close()69 void DataUrlAnalyzerLoader::Close()
70 {
71 if (mLibraryHandle_ != nullptr) {
72 FREELIB(mLibraryHandle_);
73 }
74 mLibraryHandle_ = nullptr;
75 mCreateDataUrlAnalyzer_ = nullptr;
76 mDestoryDataUrlAnalyzer_ = nullptr;
77 }
78 } // namespace OHOS::Ace
79