1 /*
2 * Copyright (c) 2022-2023 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
16
17 #include "res2_fuzzer.h"
18
19 #include <stddef.h>
20 #include <stdint.h>
21 #include "adapter/ohos/entrance/file_asset_provider_impl.h"
22 #include "core/common/asset_manager_impl.h"
23 #include "frameworks/core/components/theme/theme_constants.h"
24 #include "test/mock/core/common/theme_mock.h"
25
26 const uint32_t u16m = 65535;
27
28 namespace OHOS {
29 using namespace OHOS::Ace;
30 using namespace std;
31
WriteDataToFile(const string & path,const char * data,size_t size)32 int32_t WriteDataToFile(const string &path, const char* data, size_t size)
33 {
34 FILE *file = nullptr;
35 file = fopen(path.c_str(), "w+");
36 if (file == nullptr) {
37 return -1;
38 }
39 if (fwrite(data, 1, size, file) != size) {
40 (void)fclose(file);
41 return -1;
42 }
43 (void)fclose(file);
44 return 0;
45 }
46
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)47 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
48 {
49 bool result = false;
50 string cmd = "mkdir -p /data/test/arkui";
51 auto ri = size % u16m;
52 std::string s (reinterpret_cast<const char*>(data), ri);
53 WriteDataToFile("/data/test/arkui/123.png", s.c_str(), ri);
54 auto res = AceType::MakeRefPtr<ResourceAdapterMock>();
55 auto theme = AceType::MakeRefPtr<ThemeConstants>(res);
56 auto file = AceType::MakeRefPtr<FileAssetProviderImpl>();
57 auto asset = AceType::MakeRefPtr<AssetManagerImpl>();
58 string pack = "/data/test/arkui";
59 vector<string> files = {""};
60 if(file->Initialize(pack,files)){
61 asset->PushBack(file);
62 }
63 theme->LoadCustomStyle(asset);
64 return result;
65 }
66
67 }
68
69 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)70 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
71 {
72 /* Run your code on data */
73 OHOS::DoSomethingInterestingWithMyAPI(data, size);
74 return 0;
75 }
76
77