1 /*
2 * Copyright (c) 2024-2025 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 "getkernelpermissionsstub_fuzzer.h"
17
18 #include <string>
19 #include <thread>
20 #include <vector>
21 #undef private
22
23 #include "accesstoken_manager_service.h"
24 #include "fuzzer/FuzzedDataProvider.h"
25 #include "iaccess_token_manager.h"
26
27 using namespace std;
28 using namespace OHOS::Security::AccessToken;
29
30 namespace OHOS {
GetKernelPermissionsStubFuzzTestFuzzTest(const uint8_t * data,size_t size)31 bool GetKernelPermissionsStubFuzzTestFuzzTest(const uint8_t* data, size_t size)
32 {
33 if ((data == nullptr) || (size == 0)) {
34 return false;
35 }
36
37 FuzzedDataProvider provider(data, size);
38 AccessTokenID tokenId = provider.ConsumeIntegral<AccessTokenID>();
39
40 MessageParcel datas;
41 datas.WriteInterfaceToken(IAccessTokenManager::GetDescriptor());
42 if (!datas.WriteUint32(tokenId)) {
43 return false;
44 }
45
46 uint32_t code = static_cast<uint32_t>(IAccessTokenManagerIpcCode::COMMAND_GET_KERNEL_PERMISSIONS);
47
48 MessageParcel reply;
49 MessageOption option;
50 DelayedSingleton<AccessTokenManagerService>::GetInstance()->OnRemoteRequest(code, datas, reply, option);
51
52 return true;
53 }
54 } // namespace OHOS
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::GetKernelPermissionsStubFuzzTestFuzzTest(data, size);
61 return 0;
62 }
63