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 "bmsecologicalrulemgrserviceclient_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20
21 #define private public
22 #include "bms_ecological_rule_mgr_service_client.h"
23 #include "securec.h"
24
25 using Want = OHOS::AAFwk::Want;
26 using namespace OHOS::AppExecFwk;
27 namespace OHOS {
28 constexpr size_t U32_AT_SIZE = 4;
29 constexpr size_t MESSAGE_SIZE = 4;
30 constexpr size_t DCAMERA_SHIFT_24 = 24;
31 constexpr size_t DCAMERA_SHIFT_16 = 16;
32 constexpr size_t DCAMERA_SHIFT_8 = 8;
33
GetU32Data(const char * ptr)34 uint32_t GetU32Data(const char* ptr)
35 {
36 return (ptr[0] << DCAMERA_SHIFT_24) | (ptr[1] << DCAMERA_SHIFT_16) | (ptr[2] << DCAMERA_SHIFT_8) | (ptr[3]);
37 }
38
DoSomethingInterestingWithMyAPI(const char * data,size_t size)39 bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
40 {
41 BmsEcologicalRuleMgrServiceDeathRecipient bmsEcologicalRuleMgrServiceDeathRecipient;
42 wptr<IRemoteObject> object = nullptr;
43 bmsEcologicalRuleMgrServiceDeathRecipient.OnRemoteDied(object);
44 sptr<IRemoteObject> object1;
45 BmsEcologicalRuleMgrServiceProxy bmsEcologicalRuleMgrServiceProxy(object1);
46 Want want;
47 BmsCallerInfo callerInfo;
48 BmsExperienceRule rule;
49 bmsEcologicalRuleMgrServiceProxy.QueryFreeInstallExperience(want, callerInfo, rule);
50 int32_t userId = reinterpret_cast<uintptr_t>(data);
51 BmsEcologicalRuleMgrServiceClient bmsEcologicalRuleMgrServiceClient;
52 bmsEcologicalRuleMgrServiceClient.GetInstance();
53 bmsEcologicalRuleMgrServiceClient.CheckConnectService();
54 return true;
55 }
56 } // namespace OHOS
57
58 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)59 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
60 {
61 /* Run your code on data */
62 if (data == nullptr) {
63 return 0;
64 }
65
66 if (size < OHOS::U32_AT_SIZE) {
67 return 0;
68 }
69
70 char* ch = static_cast<char*>(malloc(size + 1));
71 if (ch == nullptr) {
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 free(ch);
78 ch = nullptr;
79 return 0;
80 }
81 OHOS::DoSomethingInterestingWithMyAPI(ch, size);
82 free(ch);
83 ch = nullptr;
84 return 0;
85 }