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 "devauthservgetregisterinfo_fuzzer.h"
17 #include "common_defs.h"
18 #include "device_auth.h"
19 #include "device_auth_defines.h"
20 #include "hc_dev_info.h"
21 #include "hc_log.h"
22 #include "json_utils.h"
23
24 namespace OHOS {
GenerateReqJson(CJson * json,const char * deviceId)25 static void GenerateReqJson(CJson *json, const char *deviceId)
26 {
27 AddStringToJson(json, FIELD_VERSION, "1");
28 AddStringToJson(json, FIELD_DEVICE_ID, deviceId);
29 AddStringToJson(json, FIELD_USER_ID, "123");
30 }
31
FuzzDoGetRegisterInfo(const uint8_t * data,size_t size)32 bool FuzzDoGetRegisterInfo(const uint8_t* data, size_t size)
33 {
34 if (data == nullptr) {
35 return false;
36 }
37 InitDeviceAuthService();
38 CJson *reqJson = CreateJson();
39 std::string deviceId(reinterpret_cast<const char *>(data), size);
40 GenerateReqJson(reqJson, deviceId.c_str());
41 char *reqJsonStr = PackJsonToString(reqJson);
42 FreeJson(reqJson);
43 const DeviceGroupManager *gmInstance = GetGmInstance();
44 char *returnJsonStr = nullptr;
45 LOGI("reqJsonStr: %" LOG_PUB "s", reqJsonStr);
46 gmInstance->getRegisterInfo(reqJsonStr, &returnJsonStr);
47 if (returnJsonStr != nullptr) {
48 gmInstance->destroyInfo(&returnJsonStr);
49 }
50 ClearAndFreeJsonString(reqJsonStr);
51 DestroyDeviceAuthService();
52 return true;
53 }
54 }
55
56 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)57 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
58 {
59 /* Run your code on data */
60 OHOS::FuzzDoGetRegisterInfo(data, size);
61 return 0;
62 }
63
64