1 /*
2 * Copyright (c) 2022-2024 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 #include <fuzzer/FuzzedDataProvider.h>
16 #include "softbus_connector.h"
17 #include "softbus_bus_center.h"
18 #include "dm_device_info.h"
19 #include "dm_publish_info.h"
20 #include "dm_subscribe_info.h"
21 #include "softbus_session.h"
22 #include "softbus_session_fuzzer.h"
23
24 namespace OHOS {
25 namespace DistributedHardware {
26
27 class SoftbusSessionCallbackTest : public ISoftbusSessionCallback {
28 public:
SoftbusSessionCallbackTest()29 SoftbusSessionCallbackTest() {}
~SoftbusSessionCallbackTest()30 virtual ~SoftbusSessionCallbackTest() {}
OnSessionOpened(int32_t sessionId,int32_t sessionSide,int32_t result)31 void OnSessionOpened(int32_t sessionId, int32_t sessionSide, int32_t result) override
32 {
33 (void)sessionId;
34 (void)sessionSide;
35 (void)result;
36 }
OnSessionClosed(int32_t sessionId)37 void OnSessionClosed(int32_t sessionId) override
38 {
39 (void)sessionId;
40 }
OnDataReceived(int32_t sessionId,std::string message)41 void OnDataReceived(int32_t sessionId, std::string message) override
42 {
43 (void)sessionId;
44 (void)message;
45 }
GetIsCryptoSupport()46 bool GetIsCryptoSupport() override
47 {
48 return true;
49 }
OnAuthDeviceDataReceived(int32_t sessionId,std::string message)50 void OnAuthDeviceDataReceived(int32_t sessionId, std::string message) override
51 {
52 (void)sessionId;
53 (void)message;
54 }
55 };
56
SoftBusSessionFuzzTest(const uint8_t * data,size_t size)57 void SoftBusSessionFuzzTest(const uint8_t* data, size_t size)
58 {
59 if ((data == nullptr) || (size < sizeof(int) + sizeof(int32_t))) {
60 return;
61 }
62
63 FuzzedDataProvider fdp(data, size);
64 int result = fdp.ConsumeIntegral<int>();
65 int32_t sessionId = fdp.ConsumeIntegral<int32_t>();
66 std::string str(reinterpret_cast<const char*>(data), size);
67 std::shared_ptr<SoftbusSession> softbusSession = std::make_shared<SoftbusSession>();
68
69 softbusSession->RegisterSessionCallback(std::make_shared<SoftbusSessionCallbackTest>());
70 softbusSession->OnSessionOpened(result, result);
71 softbusSession->OpenAuthSession(str);
72 softbusSession->CloseAuthSession(sessionId);
73 softbusSession->OnBytesReceived(result, str.c_str(), str.size());
74 softbusSession->GetPeerDeviceId(sessionId, str);
75 softbusSession->SendData(sessionId, str);
76 softbusSession->SendHeartbeatData(sessionId, str);
77 softbusSession->OnSessionClosed(result);
78 softbusSession->UnRegisterSessionCallback();
79 }
80 }
81 }
82
83 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)84 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
85 {
86 /* Run your code on data */
87 OHOS::DistributedHardware::SoftBusSessionFuzzTest(data, size);
88
89 return 0;
90 }
91