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/bridge/ark_web_bridge_helper.h"
17
18 #include "base/bridge/ark_web_bridge_macros.h"
19
20 namespace OHOS::ArkWeb {
21
~ArkWebBridgeHelper()22 ArkWebBridgeHelper::~ArkWebBridgeHelper()
23 {
24 UnloadLibFile();
25 }
26
LoadLibFile(int mode,const std::string & libFilePath,bool isPrintLog)27 bool ArkWebBridgeHelper::LoadLibFile(int mode, const std::string& libFilePath, bool isPrintLog)
28 {
29 if (libFileHandler_) {
30 return true;
31 }
32
33 void* libFileHandler = ::dlopen(libFilePath.c_str(), mode);
34 if (!libFileHandler) {
35 if (isPrintLog) {
36 ARK_WEB_WRAPPER_ERROR_LOG("failed to load lib file,lib file path is %{public}s", libFilePath.c_str());
37 }
38
39 return false;
40 }
41
42 libFileHandler_ = libFileHandler;
43 return true;
44 }
45
46 #if !defined(OHOS_WEBCORE_GLUE)
LoadLibFile(int mode,const std::string & libNsName,const std::string & libDirPath,const std::string & libFileName,bool isPrintLog)47 bool ArkWebBridgeHelper::LoadLibFile(int mode, const std::string& libNsName, const std::string& libDirPath,
48 const std::string& libFileName, bool isPrintLog)
49 {
50 if (libFileHandler_) {
51 return true;
52 }
53
54 Dl_namespace dlns;
55 dlns_init(&dlns, libNsName.c_str());
56
57 dlns_create(&dlns, libDirPath.c_str());
58
59 void* libFileHandler = dlopen_ns(&dlns, libFileName.c_str(), mode);
60 if (!libFileHandler) {
61 if (isPrintLog) {
62 ARK_WEB_WRAPPER_ERROR_LOG("failed to load lib file,lib file name is "
63 "%{public}s,lib dir name is %{public}s",
64 libFileName.c_str(), libDirPath.c_str());
65 }
66
67 return false;
68 }
69
70 libFileHandler_ = libFileHandler;
71 return true;
72 }
73 #endif
74
UnloadLibFile()75 void ArkWebBridgeHelper::UnloadLibFile()
76 {
77 if (libFileHandler_ != nullptr) {
78 ::dlclose(libFileHandler_);
79 libFileHandler_ = nullptr;
80 }
81 }
82
LoadFuncSymbol(const std::string & funcName,bool isPrintLog)83 void* ArkWebBridgeHelper::LoadFuncSymbol(const std::string& funcName, bool isPrintLog)
84 {
85 if (!libFileHandler_) {
86 if (isPrintLog) {
87 ARK_WEB_WRAPPER_ERROR_LOG("lib file handle is nullptr,func name is %{public}s", funcName.c_str());
88 }
89
90 return nullptr;
91 }
92
93 if (isPrintLog) {
94 ARK_WEB_WRAPPER_INFO_LOG("load func %{public}s", funcName.c_str());
95 }
96
97 return dlsym(libFileHandler_, funcName.c_str());
98 }
99
100 } // namespace OHOS::ArkWeb
101