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
16 #include "abilitymanagerserviceninth_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20
21 #define private public
22 #define protected public
23 #include "ability_manager_service.h"
24 #undef protected
25 #undef private
26
27 using namespace OHOS::AAFwk;
28 using namespace OHOS::AppExecFwk;
29
30 namespace OHOS {
31 namespace {
32 constexpr size_t FOO_MAX_LEN = 1024;
33 constexpr size_t U32_AT_SIZE = 4;
34 }
35
GetU32Data(const char * ptr)36 uint32_t GetU32Data(const char* ptr)
37 {
38 // convert fuzz input data to an integer
39 return (ptr[0] << 24) | (ptr[1] << 16) | (ptr[2] << 8) | ptr[3];
40 }
41
DoSomethingInterestingWithMyAPI(const char * data,size_t size)42 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
43 {
44 int intParam = static_cast<int>(GetU32Data(data));
45 int32_t int32Param = static_cast<int32_t>(GetU32Data(data));
46 std::string stringParam(data, size);
47
48 // fuzz for AbilityManagerService
49 auto abilityms = std::make_shared<AbilityManagerService>();
50 MissionSnapshot missionSnapshot;
51 abilityms->GetRemoteMissionSnapshotInfo(stringParam, int32Param, missionSnapshot);
52 std::vector<AbilityRunningInfo> abilityRunningInfo;
53 abilityms->GetAbilityRunningInfos(abilityRunningInfo);
54 abilityms->UpdateFocusState(abilityRunningInfo);
55 std::vector<ExtensionRunningInfo> extensionRunningInfo;
56 abilityms->GetExtensionRunningInfos(intParam, extensionRunningInfo);
57 std::vector<AppExecFwk::RunningProcessInfo> runningProcessInfo;
58 abilityms->GetProcessRunningInfos(runningProcessInfo);
59 abilityms->GetProcessRunningInfosByUserId(runningProcessInfo, int32Param);
60
61 return true;
62 }
63 }
64
65 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)66 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
67 {
68 /* Run your code on data */
69 if (data == nullptr) {
70 return 0;
71 }
72
73 /* Validate the length of size */
74 if (size < OHOS::U32_AT_SIZE || size > OHOS::FOO_MAX_LEN) {
75 return 0;
76 }
77
78 char* ch = (char *)malloc(size + 1);
79 if (ch == nullptr) {
80 std::cout << "malloc failed." << std::endl;
81 return 0;
82 }
83
84 (void)memset_s(ch, size + 1, 0x00, size + 1);
85 if (memcpy_s(ch, size, data, size) != EOK) {
86 std::cout << "copy failed." << std::endl;
87 free(ch);
88 ch = nullptr;
89 return 0;
90 }
91
92 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
93 free(ch);
94 ch = nullptr;
95 return 0;
96 }
97
98