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 FOO_MAX_LEN = 1024;
31 constexpr size_t U32_AT_SIZE = 4;
32 }
33
DoSomethingInterestingWithMyAPI(const char * data,size_t size)34 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
35 {
36 std::shared_ptr<AppDebugManager> manager=std::make_shared<AppDebugManager>();
37 if (!manager) {
38 return false;
39 }
40 sptr<IAppDebugListener> listener;
41 manager->RegisterAppDebugListener(listener);
42 manager->UnregisterAppDebugListener(listener);
43 std::vector<AppDebugInfo> infos;
44 manager->StartDebug(infos);
45 manager->StopDebug(infos);
46 std::string stringParam(data, size);
47 manager->IsAttachDebug(stringParam);
48 AppDebugInfo info;
49 manager->RemoveAppDebugInfo(info);
50 std::vector<AppDebugInfo> incrementInfos;
51 manager->GetIncrementAppDebugInfos(infos, incrementInfos);
52 return true;
53 }
54 }
55
56 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)57 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
58 {
59 /* Run your code on data */
60 if (data == nullptr) {
61 std::cout << "invalid data" << std::endl;
62 return 0;
63 }
64
65 /* Validate the length of size */
66 if (size > OHOS::FOO_MAX_LEN || size < OHOS::U32_AT_SIZE) {
67 return 0;
68 }
69
70 char* ch = (char*)malloc(size + 1);
71 if (ch == nullptr) {
72 std::cout << "malloc failed." << std::endl;
73 return 0;
74 }
75
76 (void)memset_s(ch, size + 1, 0x00, size + 1);
77 if (memcpy_s(ch, size, data, size) != EOK) {
78 std::cout << "copy failed." << std::endl;
79 free(ch);
80 ch = nullptr;
81 return 0;
82 }
83
84 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
85 free(ch);
86 ch = nullptr;
87 return 0;
88 }
89
90