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 "bundleagingmgr_fuzzer.h"
18
19 #include "bundle_aging_mgr.h"
20 #include "securec.h"
21
22 using namespace OHOS::AppExecFwk;
23 namespace OHOS {
24 constexpr size_t U32_AT_SIZE = 4;
25 constexpr size_t BASE_SIZE = 2;
DoSomethingInterestingWithMyAPI(const char * data,size_t size)26 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
27 {
28 auto bundleAgingMgr = std::make_shared<BundleAgingMgr>();
29 std::shared_ptr<BundleDataMgr> dataMgr = nullptr;
30 BundleAgingMgr::AgingTriggertype triggerType = reinterpret_cast<uintptr_t>(data) % OHOS::BASE_SIZE ?
31 BundleAgingMgr::AgingTriggertype::FREE_INSTALL : BundleAgingMgr::AgingTriggertype::UPDATE_REMOVABLE_FLAG;
32 bundleAgingMgr->Start(triggerType);
33 bundleAgingMgr->InitAgingtTimer();
34 bundleAgingMgr->ResetRequest();
35 bundleAgingMgr->IsReachStartAgingThreshold();
36 std::vector<DeviceUsageStats::BundleActivePackageStats> results;
37 bundleAgingMgr->QueryBundleStatsInfoByInterval(results);
38 bundleAgingMgr->InitAgingRequest();
39 bundleAgingMgr->Process(dataMgr);
40 return true;
41 }
42
43 } // namespace OHOS
44
45 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)46 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
47 {
48 /* Run your code on data */
49 if (data == nullptr) {
50 return 0;
51 }
52
53 /* Validate the length of size */
54 if (size < OHOS::U32_AT_SIZE) {
55 return 0;
56 }
57
58 char* ch = (char*)malloc(size + 1);
59 if (ch == nullptr) {
60 std::cout << "malloc failed." << std::endl;
61 return 0;
62 }
63
64 (void)memset_s(ch, size + 1, 0x00, size + 1);
65 if (memcpy_s(ch, size + 1, data, size) != EOK) {
66 std::cout << "copy failed." << std::endl;
67 free(ch);
68 ch = nullptr;
69 return 0;
70 }
71
72 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
73 free(ch);
74 ch = nullptr;
75 return 0;
76 }