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 "audiorenderreqmmapbufferdesc_fuzzer.h"
17 #include "securec.h"
18 #include "audio_hdi_fuzzer_common.h"
19
20 using namespace OHOS::Audio;
21 namespace OHOS {
22 namespace Audio {
AudioRenderReqmmapbufferDescFuzzTest(const uint8_t * data,size_t size)23 bool AudioRenderReqmmapbufferDescFuzzTest(const uint8_t *data, size_t size)
24 {
25 bool result = false;
26 TestAudioManager *renderReqManager = nullptr;
27 struct AudioAdapter *adapter = nullptr;
28 struct AudioRender *render = nullptr;
29 int32_t ret = AudioGetManagerCreateStartRender(renderReqManager, &adapter, &render);
30 if (ret < 0 || adapter == nullptr || render == nullptr || renderReqManager == nullptr) {
31 HDF_LOGE("%{public}s: AudioGetManagerCreateStartRender failed \n", __func__);
32 return false;
33 }
34 uint8_t *temp = const_cast<uint8_t *>(data);
35 struct AudioMmapBufferDescripter descFuzz {
36 .memoryAddress = reinterpret_cast<void *>(temp),
37 .memoryFd = *(reinterpret_cast<int32_t *>(temp)),
38 .totalBufferFrames = *(reinterpret_cast<int32_t *>(temp)),
39 .transferFrameSize = *(reinterpret_cast<int32_t *>(temp)),
40 .isShareable = *(reinterpret_cast<int32_t *>(temp)),
41 .offset = *reinterpret_cast<uint32_t *>(temp),
42 };
43
44 ret = render->attr.ReqMmapBuffer((AudioHandle)render, size, &descFuzz);
45 if (ret == HDF_SUCCESS) {
46 (void)munmap(descFuzz.memoryAddress, size);
47 result = true;
48 }
49 adapter->DestroyRender(adapter, render);
50 renderReqManager->UnloadAdapter(renderReqManager, adapter);
51 return result;
52 }
53 }
54 }
55
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)56 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
57 {
58 OHOS::Audio::AudioRenderReqmmapbufferDescFuzzTest(data, size);
59 return 0;
60 }