1 /*
2 * Copyright (c) 2021 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 "audio_hdi_fuzzer_common.h"
17
18 using namespace HMOS::Audio;
19
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)20 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
21 {
22 TestAudioManager *manager = nullptr;
23 FILE *fp = fopen(AUDIO_LOW_LATENCY_RENDER_FILE.c_str(), "wb+");
24 if (fp == nullptr) {
25 return 0;
26 }
27 struct AudioAdapter *adapter = nullptr;
28 struct AudioRender *render = nullptr;
29 int32_t ret = AudioGetManagerCreateStartRender(manager, &adapter, &render);
30 if (ret < 0 || adapter == nullptr || render == nullptr || manager == nullptr) {
31 fclose(fp);
32 return ret;
33 }
34 bool isRender = true;
35 int32_t reqSize = 0;
36 struct AudioMmapBufferDescripter desc = {};
37 ret = InitMmapDesc(fp, desc, reqSize, isRender);
38 if (ret < 0) {
39 adapter->DestroyRender(adapter, render);
40 manager->UnloadAdapter(manager, adapter);
41 fclose(fp);
42 return 0;
43 }
44 uint8_t *dataFuzz = const_cast<uint8_t *>(data);
45 struct AudioRender *renderFuzz = reinterpret_cast<struct AudioRender *>(dataFuzz);
46 render->attr.ReqMmapBuffer((AudioHandle)renderFuzz, reqSize, &desc);
47 adapter->DestroyRender(adapter, render);
48 manager->UnloadAdapter(manager, adapter);
49 ret = fclose(fp);
50 if (ret != 0) {
51 return ret;
52 }
53 return 0;
54 }