1 /*
2 * Copyright (c) 2022 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 "senddatatoremote_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include <cstring>
21 #include <securec.h>
22 #include "dbinder_remote_listener.h"
23
24 namespace OHOS {
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)25 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
26 {
27 if (data == nullptr || size == 0 ||
28 size < sizeof(struct DHandleEntryTxRx)) {
29 return false;
30 }
31
32 char tmp[SESSION_NAME_SIZE_MAX] = {0};
33 if (memcpy_s(tmp, sizeof(tmp) - 1, data, size) != EOK) {
34 return false;
35 }
36 std::string deviceID = tmp;
37
38 std::shared_ptr<DBinderRemoteListener> remoteListener =
39 std::make_shared<DBinderRemoteListener>();
40 if (remoteListener == nullptr) {
41 return false;
42 }
43
44 bool result = remoteListener->SendDataToRemote(deviceID,
45 reinterpret_cast<const struct DHandleEntryTxRx*>(data));
46 return result;
47 }
48 }
49
50 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)51 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
52 {
53 /* Run your code on data */
54 OHOS::DoSomethingInterestingWithMyAPI(data, size);
55 return 0;
56 }
57
58