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 #define private public
17 #include "agingutil_fuzzer.h"
18
19 #include "aging/aging_constants.h"
20 #include "aging_bundle_info.h"
21 #include "aging_util.h"
22 #include "securec.h"
23
24 using namespace OHOS::AppExecFwk;
25 namespace OHOS {
26
27 constexpr size_t FOO_MAX_LEN = 1024;
28 constexpr size_t U32_AT_SIZE = 4;
29 constexpr uint8_t ENABLE = 2;
DoSomethingInterestingWithMyAPI(const char * data,size_t size)30 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
31 {
32 AgingBundleInfo agingBundleInfo;
33 agingBundleInfo.GetBundleName();
34 agingBundleInfo.GetRecentlyUsedTime();
35 agingBundleInfo.GetStartCount();
36 return true;
37 }
38 } // namespace OHOS
39
40 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)41 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
42 {
43 /* Run your code on data */
44 if (data == nullptr) {
45 return 0;
46 }
47
48 /* Validate the length of size */
49 if (size < OHOS::U32_AT_SIZE || size > OHOS::FOO_MAX_LEN) {
50 return 0;
51 }
52
53 char* ch = (char*)malloc(size + 1);
54 if (ch == nullptr) {
55 std::cout << "malloc failed." << std::endl;
56 return 0;
57 }
58
59 (void)memset_s(ch, size + 1, 0x00, size + 1);
60 if (memcpy_s(ch, size + 1, data, size) != EOK) {
61 std::cout << "copy failed." << std::endl;
62 free(ch);
63 ch = nullptr;
64 return 0;
65 }
66
67 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
68 free(ch);
69 ch = nullptr;
70 return 0;
71 }