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 "devauthservregcallback_fuzzer.h"
17 #include "device_auth.h"
18 #include "device_auth_defines.h"
19 #include "hc_dev_info.h"
20 #include "hc_log.h"
21
22 namespace OHOS {
OnError(int64_t requestId,int operationCode,int errorCode,const char * errorReturn)23 static void OnError(int64_t requestId, int operationCode, int errorCode, const char *errorReturn) {}
24
OnFinish(int64_t requestId,int operationCode,const char * authReturn)25 static void OnFinish(int64_t requestId, int operationCode, const char *authReturn) {}
26
OnSessionKeyReturned(int64_t requestId,const uint8_t * sessionKey,uint32_t sessionKeyLen)27 static void OnSessionKeyReturned(int64_t requestId, const uint8_t *sessionKey, uint32_t sessionKeyLen) {}
28
OnTransmit(int64_t requestId,const uint8_t * data,uint32_t dataLen)29 static bool OnTransmit(int64_t requestId, const uint8_t *data, uint32_t dataLen)
30 {
31 return true;
32 }
33
OnRequest(int64_t requestId,int operationCode,const char * reqParam)34 static char *OnRequest(int64_t requestId, int operationCode, const char* reqParam)
35 {
36 return nullptr;
37 }
38
39 static DeviceAuthCallback g_gmCallback = {
40 .onTransmit = OnTransmit,
41 .onSessionKeyReturned = OnSessionKeyReturned,
42 .onFinish = OnFinish,
43 .onError = OnError,
44 .onRequest = OnRequest,
45 };
46
FuzzDoRegCallback(const uint8_t * data,size_t size)47 bool FuzzDoRegCallback(const uint8_t* data, size_t size)
48 {
49 if (data == nullptr) {
50 return false;
51 }
52 InitDeviceAuthService();
53 std::string appId(reinterpret_cast<const char *>(data), size);
54 const DeviceGroupManager *gmInstance = GetGmInstance();
55 gmInstance->regCallback(appId.c_str(), &g_gmCallback);
56 DestroyDeviceAuthService();
57 return true;
58 }
59 }
60
61 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)62 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
63 {
64 /* Run your code on data */
65 OHOS::FuzzDoRegCallback(data, size);
66 return 0;
67 }
68
69