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 #include "abilitymgrpreloaduiextstateobserver_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include "securec.h"
21 #include <iostream>
22 #define private public
23 #include "preload_uiext_state_observer.h"
24 #undef private
25
26 using namespace OHOS::AAFwk;
27 using namespace OHOS::AppExecFwk;
28
29 namespace OHOS {
30 namespace {
31 constexpr size_t U32_AT_SIZE = 4;
32 } // namespace
33
DoSomethingInterestingWithMyAPI(const char * data,size_t size)34 bool DoSomethingInterestingWithMyAPI(const char *data, size_t size)
35 {
36 std::weak_ptr<OHOS::AbilityRuntime::ExtensionRecord> extensionRecord;
37 std::shared_ptr<PreLoadUIExtStateObserver> preLoadUIExtStateObserver =
38 std::make_shared<PreLoadUIExtStateObserver>(extensionRecord);
39 ProcessData processData;
40 preLoadUIExtStateObserver-> OnProcessDied(processData);
41 return true;
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 std::cout << "invalid data" << std::endl;
51 return 0;
52 }
53
54 /* Validate the length of size */
55 if (size < OHOS::U32_AT_SIZE) {
56 return 0;
57 }
58
59 char *ch = (char *)malloc(size + 1);
60 if (ch == nullptr) {
61 std::cout << "malloc failed." << std::endl;
62 return 0;
63 }
64
65 (void)memset_s(ch, size + 1, 0x00, size + 1);
66 if (memcpy_s(ch, size + 1, data, size) != EOK) {
67 std::cout << "copy failed." << std::endl;
68 free(ch);
69 ch = nullptr;
70 return 0;
71 }
72
73 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
74 free(ch);
75 ch = nullptr;
76 return 0;
77 }