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 <fuzzer/FuzzedDataProvider.h>
17
18 #include "rdbresultsetstub_fuzzer.h"
19
20 #include <cstddef>
21 #include <cstdint>
22 #include <memory>
23
24 #include "rdb_result_set_impl.h"
25 #include "rdb_result_set_stub.h"
26 #include "message_parcel.h"
27 #include "store/cursor.h"
28 #include "securec.h"
29
30 using namespace OHOS::DistributedRdb;
31
32 namespace OHOS {
33 using Code = NativeRdb::RemoteResultSet::Code;
34 const std::u16string INTERFACE_TOKEN = u"OHOS::NativeRdb.IResultSet";
35
OnRemoteRequestFuzz(FuzzedDataProvider & provider)36 bool OnRemoteRequestFuzz(FuzzedDataProvider &provider)
37 {
38 const int min = 0;
39 uint32_t code = provider.ConsumeIntegralInRange<uint32_t>(min, Code::CMD_MAX);
40 std::vector<uint8_t> remainingData = provider.ConsumeRemainingBytes<uint8_t>();
41 MessageParcel request;
42 request.WriteInterfaceToken(INTERFACE_TOKEN);
43 request.WriteBuffer(static_cast<void *>(remainingData.data()), remainingData.size());
44 request.RewindRead(0);
45 MessageParcel reply;
46 MessageOption option;
47 std::shared_ptr<DistributedData::Cursor> dbResultSet;
48 auto result = std::make_shared<RdbResultSetImpl>(dbResultSet);
49 std::shared_ptr<RdbResultSetStub> rdbResultSetStub = std::make_shared<RdbResultSetStub>(result);
50 rdbResultSetStub->OnRemoteRequest(code, request, reply, option);
51 return true;
52 }
53 } // namespace OHOS
54
55 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)56 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
57 {
58 FuzzedDataProvider provider(data, size);
59 OHOS::OnRemoteRequestFuzz(provider);
60 return 0;
61 }