1 /*
2 * Copyright (c) 2022 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 "abilityappdebugmanager_fuzzer.h"
16
17 #define private public
18 #include "app_debug_manager.h"
19 #include "app_debug_listener_proxy.h"
20 #undef private
21
22 #include <iostream>
23 #include "securec.h"
24 #include "configuration.h"
25
26 using namespace OHOS::AppExecFwk;
27
28 namespace OHOS {
29 namespace {
30 constexpr size_t U32_AT_SIZE = 4;
31 }
32
DoSomethingInterestingWithMyAPI(const char * data,size_t size)33 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
34 {
35 std::shared_ptr<AppDebugManager> manager=std::make_shared<AppDebugManager>();
36 if (!manager) {
37 return false;
38 }
39 sptr<IAppDebugListener> listener;
40 manager->RegisterAppDebugListener(listener);
41 manager->UnregisterAppDebugListener(listener);
42 std::vector<AppDebugInfo> infos;
43 manager->StartDebug(infos);
44 manager->StopDebug(infos);
45 std::string stringParam(data, size);
46 manager->IsAttachDebug(stringParam);
47 AppDebugInfo info;
48 manager->RemoveAppDebugInfo(info);
49 std::vector<AppDebugInfo> incrementInfos;
50 manager->GetIncrementAppDebugInfos(infos, incrementInfos);
51 return true;
52 }
53 }
54
55 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)56 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
57 {
58 /* Run your code on data */
59 if (data == nullptr) {
60 std::cout << "invalid data" << std::endl;
61 return 0;
62 }
63
64 /* Validate the length of size */
65 if (size < OHOS::U32_AT_SIZE) {
66 return 0;
67 }
68
69 char* ch = (char*)malloc(size + 1);
70 if (ch == nullptr) {
71 std::cout << "malloc failed." << std::endl;
72 return 0;
73 }
74
75 (void)memset_s(ch, size + 1, 0x00, size + 1);
76 if (memcpy_s(ch, size, data, size) != EOK) {
77 std::cout << "copy failed." << std::endl;
78 free(ch);
79 ch = nullptr;
80 return 0;
81 }
82
83 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
84 free(ch);
85 ch = nullptr;
86 return 0;
87 }
88
89