1 /*
2 * Copyright (c) 2023 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 <iostream>
17 #include <cstddef>
18 #include <cstdint>
19 #include "audio_info.h"
20 #include "audio_policy_server.h"
21 #include "audio_policy_service.h"
22 #include "audio_device_info.h"
23 using namespace std;
24
25 namespace OHOS {
26 namespace AudioStandard {
27 using namespace std;
28 const int32_t LIMITSIZE = 4;
29 const int32_t SYSTEM_ABILITY_ID = 3009;
30 const bool RUN_ON_CREATE = false;
31 const std::u16string FORMMGR_INTERFACE_TOKEN = u"IAudioPolicy";
32
AudioBluetoothManagerFuzzTest(const uint8_t * rawData,size_t size)33 void AudioBluetoothManagerFuzzTest(const uint8_t *rawData, size_t size)
34 {
35 if (rawData == nullptr || size < LIMITSIZE) {
36 return;
37 }
38
39 std::shared_ptr<AudioPolicyServer> AudioPolicyServerPtr =
40 std::make_shared<AudioPolicyServer>(SYSTEM_ABILITY_ID, RUN_ON_CREATE);
41
42 DeviceType devType = *reinterpret_cast<const DeviceType *>(rawData);
43 bool isConnected = *reinterpret_cast<const bool *>(rawData);
44 std::string macAddress(reinterpret_cast<const char*>(rawData), size);
45 std::string deviceName(reinterpret_cast<const char*>(rawData), size);
46
47 AudioStreamInfo audioStreamInfo = {};
48 audioStreamInfo.samplingRate = *reinterpret_cast<const AudioSamplingRate *>(rawData);
49 audioStreamInfo.encoding = *reinterpret_cast<const AudioEncodingType *>(rawData);
50 audioStreamInfo.format = *reinterpret_cast<const AudioSampleFormat *>(rawData);
51 audioStreamInfo.channels = *reinterpret_cast<const AudioChannel *>(rawData);
52
53 AudioPolicyServerPtr->audioPolicyService_
54 .OnDeviceStatusUpdated(devType, isConnected, macAddress, deviceName, audioStreamInfo);
55
56 AudioPolicyServerPtr->audioPolicyService_
57 .OnDeviceConfigurationChanged(devType, macAddress, deviceName, audioStreamInfo);
58 }
59
FetchOutputDeviceForTrackInternalFuzzTest(const uint8_t * rawData,size_t size)60 void FetchOutputDeviceForTrackInternalFuzzTest(const uint8_t *rawData, size_t size)
61 {
62 if (rawData == nullptr || size < LIMITSIZE) {
63 return;
64 }
65
66 MessageParcel data;
67 data.WriteInterfaceToken(FORMMGR_INTERFACE_TOKEN);
68 data.WriteBuffer(rawData, size);
69 data.RewindRead(0);
70
71 AudioStreamChangeInfo streamChangeInfo = {};
72 streamChangeInfo.audioRendererChangeInfo.Unmarshalling(data);
73 std::shared_ptr<AudioPolicyServer> AudioPolicyServerPtr =
74 std::make_shared<AudioPolicyServer>(SYSTEM_ABILITY_ID, RUN_ON_CREATE);
75 AudioPolicyServerPtr->audioPolicyService_.FetchOutputDeviceForTrack(streamChangeInfo,
76 AudioStreamDeviceChangeReasonExt::ExtEnum::UNKNOWN);
77 }
78 } // namespace AudioStandard
79 } // namesapce OHOS
80
81 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)82 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
83 {
84 /* Run your code on data */
85 OHOS::AudioStandard::AudioBluetoothManagerFuzzTest(data, size);
86 OHOS::AudioStandard::FetchOutputDeviceForTrackInternalFuzzTest(data, size);
87 return 0;
88 }
89