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 "flowbufferadapter_fuzzer.h"
17
18 #include <securec.h>
19 #include <sys/mman.h>
20
21 #include "ohos_adapter_helper.h"
22 #define private public
23 #include "flowbuffer_adapter_impl.h"
24
25 using namespace OHOS::NWeb;
26
27 namespace OHOS {
FlowBufferAdapterFuzzTest(const uint8_t * data,size_t size)28 bool FlowBufferAdapterFuzzTest(const uint8_t* data, size_t size)
29 {
30 if ((data == nullptr) || (size < sizeof(int32_t))) {
31 return false;
32 }
33 auto flowbufferAdapter = OhosAdapterHelper::GetInstance().CreateFlowbufferAdapter();
34 int fd = 0;
35 size_t scriptLength = 10;
36 flowbufferAdapter->CreateAshmem(scriptLength, PROT_READ | PROT_WRITE, fd);
37 flowbufferAdapter->StartPerformanceBoost();
38 close(fd);
39
40 auto flowbufferAdapter1 = OhosAdapterHelper::GetInstance().CreateFlowbufferAdapter();
41 int fd1 = 1;
42 size_t scriptLength1 = 10;
43 flowbufferAdapter1->CreateAshmemWithFd(fd1, scriptLength1, PROT_READ);
44 flowbufferAdapter1->StartPerformanceBoost();
45 close(fd1);
46 return true;
47 }
48 } // namespace OHOS
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::FlowBufferAdapterFuzzTest(data, size);
55 return 0;
56 }
57