1 /*
2 * Copyright (c) 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 <cstddef>
17 #include <cstdint>
18 #include <parcel.h>
19 #include <securec.h>
20
21 #include <iremote_stub.h>
22 #include "message_option.h"
23 #include "message_parcel.h"
24 #include "marshalling_helper.h"
25 #include "session/host/include/zidl/session_ipc_interface_code.h"
26 #include "session/host/include/zidl/session_stub.h"
27 #include "session/host/include/session.h"
28 #include "sessionstubfocus_fuzzer.h"
29
30 using namespace OHOS::Rosen;
31
32 namespace OHOS {
33 namespace {
34 constexpr size_t DATA_MIN_SIZE = 2;
35 }
36
SessionStubFocusTest(sptr<Session> sessionStub,MessageParcel & parcel)37 void SessionStubFocusTest(sptr<Session> sessionStub, MessageParcel& parcel)
38 {
39 MessageParcel reply;
40 MessageOption option;
41 parcel.RewindRead(0);
42 sessionStub->OnRemoteRequest(static_cast<uint32_t>
43 (Rosen::SessionInterfaceCode::TRANS_ID_GET_IS_HIGHLIGHTED), parcel, reply, option);
44 }
45
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)46 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
47 {
48 if (data == nullptr || size < DATA_MIN_SIZE) {
49 return false;
50 }
51
52 MessageParcel parcel;
53
54 parcel.WriteInterfaceToken(SessionStub::GetDescriptor());
55 parcel.WriteBuffer(data, size);
56
57 SessionInfo info;
58 info.abilityName_ = "stubFocusFuzzTest";
59 info.bundleName_ = "stubFocusFuzzTest";
60 sptr<Session> sessionStub = new (std::nothrow) Session(info);
61 if (sessionStub == nullptr) {
62 return false;
63 }
64
65 SessionStubFocusTest(sessionStub, parcel);
66
67 return true;
68 }
69 } // namespace.OHOS
70
71 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)72 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
73 {
74 /* Run your code on data */
75 OHOS::DoSomethingInterestingWithMyAPI(data, size);
76 return 0;
77 }