1 /*
2  * Copyright (c) 2023 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 "getremotenativetokenidstub_fuzzer.h"
17 
18 #include <string>
19 #include <thread>
20 #include <vector>
21 #undef private
22 #include "accesstoken_fuzzdata.h"
23 #include "accesstoken_info_manager.h"
24 #include "accesstoken_kit.h"
25 #include "accesstoken_manager_service.h"
26 #include "i_accesstoken_manager.h"
27 #include "token_setproc.h"
28 
29 using namespace std;
30 using namespace OHOS::Security::AccessToken;
31 #ifdef TOKEN_SYNC_ENABLE
32 const int CONSTANTS_NUMBER_TWO = 2;
33 #endif
34 
35 namespace OHOS {
GetRemoteNativeTokenIDStubFuzzTest(const uint8_t * data,size_t size)36     bool GetRemoteNativeTokenIDStubFuzzTest(const uint8_t* data, size_t size)
37     {
38     #ifdef TOKEN_SYNC_ENABLE
39         if ((data == nullptr) || (size == 0)) {
40             return false;
41         }
42 
43         AccessTokenFuzzData fuzzData(data, size);
44         std::string testName(fuzzData.GenerateRandomString());
45         AccessTokenID tokenId = fuzzData.GetData<AccessTokenID>();
46 
47         MessageParcel datas;
48         datas.WriteInterfaceToken(IAccessTokenManager::GetDescriptor());
49         if (!datas.WriteString(testName)) {
50             return false;
51         }
52         if (!datas.WriteUint32(tokenId)) {
53             return false;
54         }
55 
56         uint32_t code = static_cast<uint32_t>(
57             AccessTokenInterfaceCode::GET_NATIVE_REMOTE_TOKEN);
58 
59         MessageParcel reply;
60         MessageOption option;
61         bool enable = ((size % CONSTANTS_NUMBER_TWO) == 0);
62         if (enable) {
63             AccessTokenID accesstoken = AccessTokenKit::GetNativeTokenId("token_sync_service");
64             SetSelfTokenID(accesstoken);
65             AccessTokenInfoManager::GetInstance().Init();
66         }
67         DelayedSingleton<AccessTokenManagerService>::GetInstance()->OnRemoteRequest(code, datas, reply, option);
68         AccessTokenID hdcd = AccessTokenKit::GetNativeTokenId("hdcd");
69         SetSelfTokenID(hdcd);
70 
71         return true;
72     #else
73         return true;
74     #endif
75     }
76 } // namespace OHOS
77 
78 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)79 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
80 {
81     /* Run your code on data */
82     OHOS::GetRemoteNativeTokenIDStubFuzzTest(data, size);
83     return 0;
84 }
85