1 /*
2 * Copyright (c) 2024 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 "nativebufferadapter_fuzzer.h"
17 #include "ohos_native_buffer_adapter_impl.h"
18
19 using namespace OHOS::NWeb;
20 namespace OHOS {
NativeBufferAdapterFuzzTest(const uint8_t * data,size_t size)21 bool NativeBufferAdapterFuzzTest(const uint8_t* data, size_t size)
22 {
23 if ((data == nullptr) || (size == 0)) {
24 return false;
25 }
26
27 size_t callCount = data[0] % 10;
28 for (size_t i = 0; i < callCount; ++i) {
29 OhosNativeBufferAdapter &adapter = OhosNativeBufferAdapterImpl::GetInstance();
30 void* buffer = nullptr;
31 void* eglBuffer = nullptr;
32
33 adapter.AcquireBuffer(buffer);
34 adapter.GetEGLBuffer(buffer, &eglBuffer);
35
36 void* nativeBuffer = nullptr;
37 void* nativeWindowBuff = nullptr;
38
39 adapter.NativeBufferFromNativeWindowBuffer(nativeWindowBuff, &nativeBuffer);
40 adapter.GetSeqNum(nativeBuffer);
41 adapter.FreeEGLBuffer(buffer);
42 adapter.Release(eglBuffer);
43 }
44 return true;
45 }
46 } // namespace OHOS
47
48
49 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)50 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
51 {
52 /* Run your code on data */
53 OHOS::NativeBufferAdapterFuzzTest(data, size);
54 return 0;
55 }