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 <cstddef>
17 #include <cstdint>
18 #include <iostream>
19 #include <memory>
20
21 #include "avsession_item.h"
22 #include "iav_session.h"
23 #include "iremote_stub.h"
24 #include "avsession_stub.h"
25 #include "avsession_callback_proxy.h"
26 #include "avsession_controller_stub.h"
27 #include "avsession_service.h"
28 #include "avsession_errors.h"
29 #include "system_ability_definition.h"
30 #include "avcontrol_command.h"
31 #include "avcall_meta_data.h"
32 #include "avcall_state.h"
33 #include "avsessionitem_fuzzer.h"
34
35 using namespace std;
36 namespace OHOS {
37 namespace AVSession {
38 static const int32_t MAX_CODE_TEST = 24;
39 static const int32_t MAX_CODE_LEN = 512;
40 static const int32_t MIN_SIZE_NUM = 4;
41
AvSessionItemFuzzerTest(uint8_t * data,size_t size)42 void AvSessionItemFuzzer::AvSessionItemFuzzerTest(uint8_t* data, size_t size)
43 {
44 if ((data == nullptr) || (size > MAX_CODE_LEN) || (size < MIN_SIZE_NUM)) {
45 return;
46 }
47 uint32_t code = *(reinterpret_cast<const uint32_t*>(data));
48 if (code >= MAX_CODE_TEST) {
49 return;
50 }
51 std::string tag(reinterpret_cast<const char*>(data), size);
52 int32_t type = *reinterpret_cast<const int32_t*>(data);
53 std::string bundleName(reinterpret_cast<const char*>(data), size);
54 std::string abilityName(reinterpret_cast<const char*>(data), size);
55
56 AppExecFwk::ElementName elementName;
57 elementName.SetBundleName(bundleName);
58 elementName.SetAbilityName(abilityName);
59
60 sptr<AVSessionService> service = new AVSessionService(AVSESSION_SERVICE_ID);
61 if (!service) {
62 SLOGI("service is null");
63 return;
64 }
65 sptr<IRemoteObject> avSessionItemObj = service->CreateSessionInner(tag, type, elementName);
66 sptr<AVSessionItem> avSessionItem = (sptr<AVSessionItem>&)avSessionItemObj;
67 if (!avSessionItem) {
68 SLOGI("avSessionItem is null");
69 return;
70 }
71 MessageParcel dataMessageParcel;
72 MessageParcel reply;
73 MessageOption option;
74 if (!dataMessageParcel.WriteInterfaceToken(IAVSession::GetDescriptor())) {
75 return;
76 }
77 size -= sizeof(uint32_t);
78 dataMessageParcel.WriteBuffer(data + sizeof(uint32_t), size);
79 dataMessageParcel.RewindRead(0);
80 avSessionItem->OnRemoteRequest(code, dataMessageParcel, reply, option);
81 }
82
AvSessionItemTest(uint8_t * data,size_t size)83 void AvSessionItemTest(uint8_t *data, size_t size)
84 {
85 if ((data == nullptr) || (size > MAX_CODE_LEN) || (size < MIN_SIZE_NUM)) {
86 return;
87 }
88 sptr<AVSessionService> service = new AVSessionService(AVSESSION_SERVICE_ID);
89 if (!service) {
90 SLOGI("service is null");
91 return;
92 }
93 std::string tag("audio");
94 int32_t type = 0;
95 AppExecFwk::ElementName elementName;
96 elementName.SetBundleName("bundleName");
97 elementName.SetAbilityName("abilityName");
98 sptr<IRemoteObject> avSessionItemObj = service->CreateSessionInner(tag, type, elementName);
99 sptr<AVSessionItem> avSessionItem = (sptr<AVSessionItem>&)avSessionItemObj;
100 if (!avSessionItem) {
101 SLOGI("avSessionItem is null");
102 return;
103 }
104 AvSessionItemTestImpl(avSessionItem, data, size);
105 AvSessionCallItemTest(avSessionItem, data, size);
106 }
107
AvSessionItemTestImpl(sptr<AVSessionItem> avSessionItem,const uint8_t * data,size_t size)108 void AvSessionItemTestImpl(sptr<AVSessionItem> avSessionItem, const uint8_t* data, size_t size)
109 {
110 AVPlaybackState avState;
111 int32_t state = *(reinterpret_cast<const int32_t *>(data));
112 avState.SetState(state);
113
114 AVMetaData metaData;
115 std::string assetId(reinterpret_cast<const char *>(data), size);
116 metaData.SetAssetId(assetId);
117
118 std::vector<int32_t> cmds;
119 int32_t fuzzCmds = *(reinterpret_cast<const int32_t *>(data));
120 cmds.push_back(fuzzCmds);
121
122 bool top = *(reinterpret_cast<const bool *>(data));
123
124 AVControlCommand controlCommand;
125 int32_t cmd = *(reinterpret_cast<const int32_t *>(data));
126 if ((cmd < AVControlCommand::SESSION_CMD_INVALID) || (cmd > AVControlCommand::SESSION_CMD_MAX)) {
127 return;
128 }
129 controlCommand.SetCommand(cmd);
130
131 OutputDeviceInfo info;
132 DeviceInfo deviceInfo;
133 deviceInfo.castCategory_ = 0;
134 std::string deviceId(reinterpret_cast<const char *>(data), size);
135 deviceInfo.deviceId_= deviceId;
136 std::string deviceName(reinterpret_cast<const char *>(data), size);
137 deviceInfo.deviceName_ = deviceName;
138 info.deviceInfos_.push_back(deviceInfo);
139
140 avSessionItem->ExecuteControllerCommand(controlCommand);
141 avSessionItem->SetTop(top);
142 avSessionItem->SetOutputDevice(info);
143 avSessionItem->GetOutputDevice(info);
144 avSessionItem->AddSupportCommand(controlCommand.GetCommand());
145 avSessionItem->DeleteSupportCommand(controlCommand.GetCommand());
146 avSessionItem->GetSessionId();
147 avSessionItem->GetAVMetaData(metaData);
148 avSessionItem->SetAVMetaData(metaData);
149 avSessionItem->GetAVPlaybackState(avState);
150 avSessionItem->Activate();
151 avSessionItem->Deactivate();
152 avSessionItem->IsActive();
153 avSessionItem->Destroy();
154 avSessionItem->SetAVPlaybackState(avState);
155 avSessionItem->GetPlaybackState();
156 avSessionItem->GetMetaData();
157 avSessionItem->GetSupportCommand();
158 avSessionItem->GetPid();
159 avSessionItem->GetUid();
160 avSessionItem->GetAbilityName();
161 avSessionItem->GetRemoteSource();
162 }
163
AvSessionCallItemTest(sptr<AVSessionItem> avSessionItem,const uint8_t * data,size_t size)164 void AvSessionCallItemTest(sptr<AVSessionItem> avSessionItem, const uint8_t* data, size_t size)
165 {
166 AVCallMetaData callMetaData;
167 int32_t numberDate = *(reinterpret_cast<const int32_t*>(data));
168 std::string dataToS(std::to_string(numberDate));
169 std::string strCallMetaData(dataToS);
170 callMetaData.SetName(strCallMetaData);
171 callMetaData.SetPhoneNumber(strCallMetaData);
172
173 AVCallState avCallState;
174 int32_t callState = std::stoi(dataToS);
175 avCallState.SetAVCallState(callState);
176 bool mute = std::stoi(dataToS);
177 avCallState.SetAVCallMuted(mute);
178
179 avSessionItem->SetAVCallMetaData(callMetaData);
180 avSessionItem->SetAVCallState(avCallState);
181 }
182
AvSessionItemOnRemoteRequest(uint8_t * data,size_t size)183 void AvSessionItemOnRemoteRequest(uint8_t *data, size_t size)
184 {
185 auto avSessionItem = std::make_unique<AvSessionItemFuzzer>();
186 if (avSessionItem == nullptr) {
187 SLOGI("avSessionItem is null");
188 return;
189 }
190 avSessionItem->AvSessionItemFuzzerTest(data, size);
191 }
192
193 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)194 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
195 {
196 /* Run your code on data */
197 AvSessionItemOnRemoteRequest(const_cast<uint8_t*>(data), size);
198 AvSessionItemTest(const_cast<uint8_t*>(data), size);
199 return 0;
200 }
201 } // namespace AVSession
202 } // namespace OHOS
203