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
16 #include "file_wrapper.h"
17
18 #include "ani_signature.h"
19 #include "error_handler.h"
20 #include "filemgmt_libhilog.h"
21 #include "fs_file.h"
22 #include "type_converter.h"
23
24 namespace OHOS {
25 namespace FileManagement {
26 namespace ModuleFileIO {
27 namespace ANI {
28 using namespace std;
29 using namespace OHOS::FileManagement::ModuleFileIO;
30 using namespace OHOS::FileManagement::ModuleFileIO::ANI::AniSignature;
31
Unwrap(ani_env * env,ani_object object)32 FsFile *FileWrapper::Unwrap(ani_env *env, ani_object object)
33 {
34 ani_long nativePtr;
35 auto ret = env->Object_GetFieldByName_Long(object, "nativePtr", &nativePtr);
36 if (ret != ANI_OK) {
37 HILOGE("Unwrap fsFile err: %{private}d", ret);
38 return nullptr;
39 }
40 uintptr_t ptrValue = static_cast<uintptr_t>(nativePtr);
41 FsFile *file = reinterpret_cast<FsFile *>(ptrValue);
42 return file;
43 }
44
SetFileProperties(ani_env * env,ani_class cls,ani_object obj,const FsFile * file)45 static bool SetFileProperties(ani_env *env, ani_class cls, ani_object obj, const FsFile *file)
46 {
47 const auto &fdRet = file->GetFD();
48 if (!fdRet.IsSuccess()) {
49 HILOGE("GetFD Failed!");
50 return false;
51 }
52
53 const auto &fd = fdRet.GetData().value();
54 if (ANI_OK != AniHelper::SetPropertyValue(env, cls, obj, "fd", static_cast<double>(fd))) {
55 HILOGE("Set fd field value failed!");
56 return false;
57 }
58
59 const auto &pathRet = file->GetPath();
60 if (!pathRet.IsSuccess()) {
61 HILOGE("GetPath Failed!");
62 return false;
63 }
64
65 const auto &path = pathRet.GetData().value();
66 if (ANI_OK != AniHelper::SetPropertyValue(env, cls, obj, "path", path)) {
67 HILOGE("Set path field value failed!");
68 return false;
69 }
70
71 const auto &nameRet = file->GetName();
72 if (!pathRet.IsSuccess()) {
73 HILOGE("GetPath Failed!");
74 return false;
75 }
76
77 const auto &name = nameRet.GetData().value();
78 if (ANI_OK != AniHelper::SetPropertyValue(env, cls, obj, "name", name)) {
79 HILOGE("Set name field value failed!");
80 return false;
81 }
82 return true;
83 }
84
Wrap(ani_env * env,const FsFile * file)85 ani_object FileWrapper::Wrap(ani_env *env, const FsFile *file)
86 {
87 if (file == nullptr) {
88 HILOGE("FsFile pointer is null!");
89 return nullptr;
90 }
91
92 auto classDesc = FS::FileInner::classDesc.c_str();
93 ani_class cls;
94 if (ANI_OK != env->FindClass(classDesc, &cls)) {
95 HILOGE("Cannot find class %s", classDesc);
96 return nullptr;
97 }
98
99 auto ctorDesc = FS::FileInner::ctorDesc.c_str();
100 auto ctorSig = FS::FileInner::ctorSig.c_str();
101 ani_method ctor;
102 if (ANI_OK != env->Class_FindMethod(cls, ctorDesc, ctorSig, &ctor)) {
103 HILOGE("Cannot find constructor method for class %s", classDesc);
104 return nullptr;
105 }
106
107 ani_long ptr = static_cast<ani_long>(reinterpret_cast<std::uintptr_t>(file));
108 ani_object obj;
109 if (ANI_OK != env->Object_New(cls, ctor, &obj, ptr)) {
110 HILOGE("New %s obj Failed!", classDesc);
111 return nullptr;
112 }
113
114 if (!SetFileProperties(env, cls, obj, file)) {
115 return nullptr;
116 }
117
118 return obj;
119 }
120
121 } // namespace ANI
122 } // namespace ModuleFileIO
123 } // namespace FileManagement
124 } // namespace OHOS