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 #include <cstddef>
16 #include <cstdint>
17 #include "sample.h"
18 using namespace std;
19 using namespace OHOS;
20 using namespace OHOS::Media;
21 using namespace OHOS::MediaAVCodec;
22 #define FUZZ_PROJECT_NAME "fcodecservermemrecycle_fuzzer"
23 const uint32_t SURFACE_BOUND = 2;
24 const size_t EXPECT_SIZE = 6;
25 const size_t PIXELFORMAT_SIZE = 5;
26
27 namespace OHOS {
FCodecServerMemrecycle(const uint8_t * data,size_t size)28 bool FCodecServerMemrecycle(const uint8_t *data, size_t size)
29 {
30 if (data == nullptr) {
31 return false;
32 }
33 if (size < EXPECT_SIZE) {
34 return false;
35 }
36 VDecServerSample *vDecSample = new VDecServerSample();
37 vDecSample->defaultPixelFormat = data[size - PIXELFORMAT_SIZE];
38 if (vDecSample->defaultPixelFormat % SURFACE_BOUND == 0) {
39 vDecSample->isSurfMode = true;
40 } else {
41 vDecSample->isSurfMode = false;
42 }
43 vDecSample->RunVideoServerDecoder();
44 vDecSample->NotifyMemoryRecycle();
45 vDecSample->NotifyMemoryRecycle();
46 vDecSample->NotifyMemoryWriteBack();
47 vDecSample->NotifyMemoryWriteBack();
48 vDecSample->WaitForEos();
49 delete vDecSample;
50 return false;
51 }
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 /* Run your code on data */
59 OHOS::FCodecServerMemrecycle(data, size);
60 return 0;
61 }
62