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 "stream_wrapper.h"
17
18 #include <string>
19
20 #include "ani_helper.h"
21 #include "ani_signature.h"
22 #include "filemgmt_libhilog.h"
23 #include "type_converter.h"
24
25 namespace OHOS {
26 namespace FileManagement {
27 namespace ModuleFileIO {
28 namespace ANI {
29 using namespace std;
30 using namespace OHOS::FileManagement::ModuleFileIO;
31 using namespace OHOS::FileManagement::ModuleFileIO::ANI::AniSignature;
32
Unwrap(ani_env * env,ani_object object)33 FsStream *StreamWrapper::Unwrap(ani_env *env, ani_object object)
34 {
35 ani_long nativePtr;
36 auto ret = env->Object_GetFieldByName_Long(object, "nativePtr", &nativePtr);
37 if (ret != ANI_OK) {
38 HILOGE("Unwrap fsFile err: %{private}d", ret);
39 return nullptr;
40 }
41 uintptr_t ptrValue = static_cast<uintptr_t>(nativePtr);
42 FsStream *stream = reinterpret_cast<FsStream *>(ptrValue);
43 return stream;
44 }
45
Wrap(ani_env * env,const FsStream * stream)46 ani_object StreamWrapper::Wrap(ani_env *env, const FsStream *stream)
47 {
48 if (stream == nullptr) {
49 HILOGE("FsStream pointer is null!");
50 return nullptr;
51 }
52 auto classDesc = FS::StreamInner::classDesc.c_str();
53 ani_class cls;
54 if (ANI_OK != env->FindClass(classDesc, &cls)) {
55 HILOGE("Cannot find class %s", classDesc);
56 return nullptr;
57 }
58 auto ctorDesc = FS::StreamInner::ctorDesc.c_str();
59 auto ctorSig = FS::StreamInner::ctorSig.c_str();
60 ani_method ctor;
61 if (ANI_OK != env->Class_FindMethod(cls, ctorDesc, ctorSig, &ctor)) {
62 HILOGE("Cannot find constructor method for class %s", classDesc);
63 return nullptr;
64 }
65 ani_long ptr = static_cast<ani_long>(reinterpret_cast<std::uintptr_t>(stream));
66 ani_object obj;
67 if (ANI_OK != env->Object_New(cls, ctor, &obj, ptr)) {
68 HILOGE("New %s obj Failed!", classDesc);
69 return nullptr;
70 }
71
72 return obj;
73 }
74
75 } // namespace ANI
76 } // namespace ModuleFileIO
77 } // namespace FileManagement
78 } // namespace OHOS