1 /*
2  * Copyright (c) 2023 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 "medialibrary_extension_batch_insert_fuzzer.h"
16 
17 #include <cstdint>
18 #include <string>
19 
20 #include "data_ability_observer_interface.h"
21 #include "datashare_business_error.h"
22 #include "datashare_helper.h"
23 #include "datashare_predicates.h"
24 #include "datashare_values_bucket.h"
25 #include "media_datashare_ext_ability.h"
26 #include "media_datashare_stub_impl.h"
27 #include "media_log.h"
28 #include "runtime.h"
29 
30 namespace OHOS {
31 using namespace std;
32 using namespace AbilityRuntime;
33 using namespace DataShare;
FuzzString(const uint8_t * data,size_t size)34 static inline string FuzzString(const uint8_t *data, size_t size)
35 {
36     return {reinterpret_cast<const char*>(data), size};
37 }
38 
FuzzUri(const uint8_t * data,size_t size)39 static inline Uri FuzzUri(const uint8_t *data, size_t size)
40 {
41     return Uri(FuzzString(data, size));
42 }
43 
FuzzDataShareValuesBucket(const uint8_t * data,size_t size)44 static inline DataShareValuesBucket FuzzDataShareValuesBucket(const uint8_t *data, size_t size)
45 {
46     return {};
47 }
48 
FuzzVectorDataShareValuesBucket(const uint8_t * data,size_t size)49 static inline vector<DataShareValuesBucket> FuzzVectorDataShareValuesBucket(const uint8_t *data, size_t size)
50 {
51     return {FuzzDataShareValuesBucket(data, size)};
52 }
53 
BatchInsertFuzzer(MediaDataShareExtAbility & extension,const uint8_t * data,size_t size)54 static inline void BatchInsertFuzzer(MediaDataShareExtAbility &extension, const uint8_t* data, size_t size)
55 {
56     extension.BatchInsert(FuzzUri(data, size), FuzzVectorDataShareValuesBucket(data, size));
57 }
58 
Init()59 static inline MediaDataShareExtAbility Init()
60 {
61     const std::unique_ptr<AbilityRuntime::Runtime> runtime;
62     return {(*runtime)};
63 }
64 } // namespace OHOS
65 
66 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)67 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
68 {
69     /* Run your code on data */
70     auto extension = OHOS::Init();
71     OHOS::BatchInsertFuzzer(extension, data, size);
72     return 0;
73 }