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 "checknativedcapstub_fuzzer.h"
17
18 #include <string>
19 #include <thread>
20 #include <vector>
21 #undef private
22 #include "accesstoken_manager_service.h"
23 #include "i_accesstoken_manager.h"
24
25 using namespace std;
26 using namespace OHOS::Security::AccessToken;
27
28 namespace OHOS {
CheckNativeDCapStubFuzzTest(const uint8_t * data,size_t size)29 bool CheckNativeDCapStubFuzzTest(const uint8_t* data, size_t size)
30 {
31 if ((data == nullptr) || (size == 0)) {
32 return false;
33 }
34
35 AccessTokenID tokenId = static_cast<AccessTokenID>(size);
36 std::string dcap(reinterpret_cast<const char*>(data), size);
37
38 MessageParcel datas;
39 datas.WriteInterfaceToken(IAccessTokenManager::GetDescriptor());
40 if (!datas.WriteUint32(tokenId) || !datas.WriteString(dcap)) {
41 return false;
42 }
43
44 uint32_t code = static_cast<uint32_t>(
45 AccessTokenInterfaceCode::CHECK_NATIVE_DCAP);
46 MessageParcel reply;
47 MessageOption option;
48 DelayedSingleton<AccessTokenManagerService>::GetInstance()->OnRemoteRequest(code, datas, reply, option);
49
50 return true;
51 }
52 } // namespace OHOS
53
54 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)55 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
56 {
57 /* Run your code on data */
58 OHOS::CheckNativeDCapStubFuzzTest(data, size);
59 return 0;
60 }
61