1 /*
2 * Copyright (c) 2025 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 "distributedschedserviceeight_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include <fuzzer/FuzzedDataProvider.h>
21 #include <singleton.h>
22
23 #include "distributed_sched_interface.h"
24 #include "distributed_sched_service.h"
25 #include "distributed_sched_stub.h"
26 #include "distributedWant/distributed_want.h"
27 #include "mock_fuzz_util.h"
28 #include "mock_distributed_sched.h"
29 #include "parcel_helper.h"
30 #include "dms_continue_time_dumper.h"
31
32 using namespace OHOS::AAFwk;
33 using namespace OHOS::AppExecFwk;
34
35 namespace OHOS {
36 namespace DistributedSchedule {
37
38 std::string GetDExtensionName(std::string bundleName, int32_t userId);
39 std::string GetDExtensionProcess(std::string bundleName, int32_t userId);
40
GetIsFreeInstallFuzzTest(const uint8_t * data,size_t size)41 void GetIsFreeInstallFuzzTest(const uint8_t* data, size_t size)
42 {
43 if (data == nullptr || size < sizeof(int32_t)) {
44 return;
45 }
46
47 FuzzedDataProvider fdp(data, size);
48 int32_t missionId = fdp.ConsumeIntegral<int32_t>();
49
50 DistributedSchedService::GetInstance().GetIsFreeInstall(missionId);
51 }
52
StartContinuationFuzzTest(const uint8_t * data,size_t size)53 void StartContinuationFuzzTest(const uint8_t* data, size_t size)
54 {
55 if (data == nullptr || size < sizeof(int32_t) + sizeof(int32_t) + sizeof(int32_t) + sizeof(uint32_t)) {
56 return;
57 }
58
59 FuzzedDataProvider fdp(data, size);
60 AAFwk::Want want;
61 std::string deviceId = fdp.ConsumeRandomLengthString();
62 std::string bundleName = fdp.ConsumeRandomLengthString();
63 std::string abilityName = fdp.ConsumeRandomLengthString();
64 AppExecFwk::ElementName element(deviceId, bundleName, abilityName);
65 want.SetElement(element);
66 want.SetFlags(fdp.ConsumeIntegral<uint32_t>());
67 int32_t missionId = fdp.ConsumeIntegral<int32_t>();
68 int32_t callerUid = fdp.ConsumeIntegral<int32_t>();
69 int32_t status = fdp.ConsumeIntegral<int32_t>();
70 uint32_t accessToken = fdp.ConsumeIntegral<uint32_t>();
71
72 DistributedSchedService::GetInstance().StartContinuation(want, missionId, callerUid, status, accessToken);
73 }
74
NotifyContinuationResultFromRemoteFuzzTest(const uint8_t * data,size_t size)75 void NotifyContinuationResultFromRemoteFuzzTest(const uint8_t* data, size_t size)
76 {
77 if (data == nullptr || size < sizeof(int32_t)) {
78 return;
79 }
80 FuzzedDataProvider fdp(data, size);
81 int32_t sessionId = fdp.ConsumeIntegralInRange<int32_t>(1, INT32_MAX);
82 std::string dstInfo = fdp.ConsumeRandomLengthString();
83 bool isSuccess = fdp.ConsumeBool();
84 DistributedSchedService::GetInstance().NotifyContinuationResultFromRemote(sessionId, isSuccess, dstInfo);
85 }
86
NotifyDSchedEventResultFromRemoteFuzzTest(const uint8_t * data,size_t size)87 void NotifyDSchedEventResultFromRemoteFuzzTest(const uint8_t* data, size_t size)
88 {
89 if (data == nullptr || size < sizeof(int32_t)) {
90 return;
91 }
92 FuzzedDataProvider fdp(data, size);
93 std::string type = fdp.ConsumeRandomLengthString();
94 int32_t dSchedEventResult = fdp.ConsumeIntegral<int32_t>();
95 DistributedSchedService::GetInstance().NotifyDSchedEventResultFromRemote(type, dSchedEventResult);
96 }
97
NotifyDSchedEventCallbackResultFuzzTest(const uint8_t * data,size_t size)98 void NotifyDSchedEventCallbackResultFuzzTest(const uint8_t* data, size_t size)
99 {
100 if (data == nullptr || size < sizeof(int32_t)) {
101 return;
102 }
103
104 FuzzedDataProvider fdp(data, size);
105 int32_t resultCode = fdp.ConsumeIntegral<int32_t>();
106 EventNotify event;
107 event.eventResult_ = fdp.ConsumeIntegral<int32_t>();
108 event.srcNetworkId_ = fdp.ConsumeRandomLengthString();
109 event.dstNetworkId_ = fdp.ConsumeRandomLengthString();
110 event.srcBundleName_ = fdp.ConsumeRandomLengthString();
111 event.srcModuleName_ = fdp.ConsumeRandomLengthString();
112 event.srcAbilityName_ = fdp.ConsumeRandomLengthString();
113 event.destBundleName_ = fdp.ConsumeRandomLengthString();
114 event.destModuleName_ = fdp.ConsumeRandomLengthString();
115 event.destAbilityName_ = fdp.ConsumeRandomLengthString();
116 event.dSchedEventType_ = static_cast<DSchedEventType>(fdp.ConsumeIntegral<int32_t>());
117 event.state_ = static_cast<DSchedEventState>(fdp.ConsumeIntegral<int32_t>());
118
119 DistributedSchedService::GetInstance().NotifyDSchedEventCallbackResult(resultCode, event);
120 }
121 }
122 }
123 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)124 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
125 {
126 OHOS::DistributedSchedule::GetIsFreeInstallFuzzTest(data, size);
127 OHOS::DistributedSchedule::StartContinuationFuzzTest(data, size);
128 OHOS::DistributedSchedule::NotifyContinuationResultFromRemoteFuzzTest(data, size);
129 OHOS::DistributedSchedule::NotifyDSchedEventResultFromRemoteFuzzTest(data, size);
130 OHOS::DistributedSchedule::NotifyDSchedEventCallbackResultFuzzTest(data, size);
131 return 0;
132 }
133