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_bluetooth_manager.h"
23 #include "audio_device_info.h"
24 using namespace std;
25
26 namespace OHOS {
27 namespace AudioStandard {
28 using namespace std;
29 const int32_t LIMITSIZE = 4;
30 const int32_t SYSTEM_ABILITY_ID = 3009;
31 const bool RUN_ON_CREATE = false;
32 const std::u16string FORMMGR_INTERFACE_TOKEN = u"IAudioPolicy";
33
AudioBluetoothManagerFuzzTest(const uint8_t *rawData, size_t size)34 void AudioBluetoothManagerFuzzTest(const uint8_t *rawData, size_t size)
35 {
36 if (rawData == nullptr || size < LIMITSIZE) {
37 return;
38 }
39
40 std::shared_ptr<AudioPolicyServer> AudioPolicyServerPtr =
41 std::make_shared<AudioPolicyServer>(SYSTEM_ABILITY_ID, RUN_ON_CREATE);
42
43 DeviceType devType = *reinterpret_cast<const DeviceType *>(rawData);
44 bool isConnected = *reinterpret_cast<const bool *>(rawData);
45 std::string macAddress(reinterpret_cast<const char*>(rawData), size);
46 std::string deviceName(reinterpret_cast<const char*>(rawData), size);
47
48 AudioStreamInfo audioStreamInfo = {};
49 audioStreamInfo.samplingRate = *reinterpret_cast<const AudioSamplingRate *>(rawData);
50 audioStreamInfo.encoding = *reinterpret_cast<const AudioEncodingType *>(rawData);
51 audioStreamInfo.format = *reinterpret_cast<const AudioSampleFormat *>(rawData);
52 audioStreamInfo.channels = *reinterpret_cast<const AudioChannel *>(rawData);
53
54 AudioPolicyServerPtr->audioPolicyService_
55 .OnDeviceStatusUpdated(devType, isConnected, macAddress, deviceName, audioStreamInfo);
56
57 AudioPolicyServerPtr->audioPolicyService_
58 .OnDeviceConfigurationChanged(devType, macAddress, deviceName, audioStreamInfo);
59 }
60
AudioA2dpManagerFuzzTest(const uint8_t *rawData, size_t size)61 void AudioA2dpManagerFuzzTest(const uint8_t *rawData, size_t size)
62 {
63 if (rawData == nullptr || size < LIMITSIZE) {
64 return;
65 }
66 std::string macAddress(reinterpret_cast<const char*>(rawData), size);
67 int32_t volume = *reinterpret_cast<const int32_t*>(rawData);
68 std::vector<Bluetooth::A2dpStreamInfo> info;
69 std::vector<int32_t> sessionsID = {};
70
71 Bluetooth::AudioA2dpManager::SetDeviceAbsVolume(macAddress, volume);
72 Bluetooth::AudioA2dpManager::OffloadStartPlaying(sessionsID);
73 Bluetooth::AudioA2dpManager::OffloadStopPlaying(sessionsID);
74 Bluetooth::AudioA2dpManager::A2dpOffloadSessionRequest(info);
75 }
76
AudioHfpManagerFuzzTest(const uint8_t *rawData, size_t size)77 void AudioHfpManagerFuzzTest(const uint8_t *rawData, size_t size)
78 {
79 if (rawData == nullptr || size < LIMITSIZE) {
80 return;
81 }
82 AudioScene scene = *reinterpret_cast<const AudioScene*>(rawData);
83 std::string macAddress(reinterpret_cast<const char*>(rawData), size);
84
85 Bluetooth::AudioHfpManager::SetActiveHfpDevice(macAddress);
86 Bluetooth::AudioHfpManager::ConnectScoWithAudioScene(scene);
87 Bluetooth::AudioHfpManager::GetScoCategoryFromScene(scene);
88 Bluetooth::AudioHfpManager::UpdateAudioScene(scene);
89 }
90
FetchOutputDeviceForTrackInternalFuzzTest(const uint8_t *rawData, size_t size)91 void FetchOutputDeviceForTrackInternalFuzzTest(const uint8_t *rawData, size_t size)
92 {
93 if (rawData == nullptr || size < LIMITSIZE) {
94 return;
95 }
96
97 MessageParcel data;
98 data.WriteInterfaceToken(FORMMGR_INTERFACE_TOKEN);
99 data.WriteBuffer(rawData, size);
100 data.RewindRead(0);
101
102 AudioStreamChangeInfo streamChangeInfo = {};
103 streamChangeInfo.audioRendererChangeInfo.Unmarshalling(data);
104 std::shared_ptr<AudioPolicyServer> AudioPolicyServerPtr =
105 std::make_shared<AudioPolicyServer>(SYSTEM_ABILITY_ID, RUN_ON_CREATE);
106 AudioPolicyServerPtr->audioPolicyService_.FetchOutputDeviceForTrack(streamChangeInfo,
107 AudioStreamDeviceChangeReasonExt::ExtEnum::UNKNOWN);
108 }
109 } // namespace AudioStandard
110 } // namesapce OHOS
111
112 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)113 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
114 {
115 /* Run your code on data */
116 OHOS::AudioStandard::AudioBluetoothManagerFuzzTest(data, size);
117 OHOS::AudioStandard::AudioA2dpManagerFuzzTest(data, size);
118 OHOS::AudioStandard::AudioHfpManagerFuzzTest(data, size);
119 OHOS::AudioStandard::FetchOutputDeviceForTrackInternalFuzzTest(data, size);
120 return 0;
121 }
122