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 "sessionmock_fuzzer.h"
17 
18 #include "session.h"
19 #include "session_mock.h"
20 #include <cstddef>
21 #include <cstdint>
22 
23 namespace OHOS {
CreateSessionServerInnerTest(const uint8_t * data,size_t size)24 void CreateSessionServerInnerTest(const uint8_t *data, size_t size)
25 {
26     if (data == nullptr || size < sizeof(int32_t)) {
27         return;
28     }
29 #define SESSION_NAME_SIZE_MAX 256
30     char mySessionName[SESSION_NAME_SIZE_MAX] = "ohos.fuzz.dms.test";
31     CreateSessionServerInner(nullptr, mySessionName);
32 }
33 
RemoveSessionServerInnerTest(const uint8_t * data,size_t size)34 void RemoveSessionServerInnerTest(const uint8_t *data, size_t size)
35 {
36     if (data == nullptr || size < sizeof(int32_t)) {
37         return;
38     }
39 #define SESSION_NAME_SIZE_MAX 256
40     char mySessionName[SESSION_NAME_SIZE_MAX] = "ohos.fuzz.dms.test";
41     RemoveSessionServerInner(nullptr, mySessionName);
42 }
43 
OpenSessionInnerTest(const uint8_t * data,size_t size)44 void OpenSessionInnerTest(const uint8_t *data, size_t size)
45 {
46     if (data == nullptr || size < sizeof(int32_t)) {
47         return;
48     }
49 
50 #define SESSION_NAME_SIZE_MAX 256
51 #define DEVICE_ID_SIZE_MAX    65
52 #define GROUP_ID_SIZE_MAX     65
53     char mySessionName[SESSION_NAME_SIZE_MAX] = "ohos.fuzz.dms.test";
54     char peerSessionName[SESSION_NAME_SIZE_MAX] = "ohos.fuzz.dms.test";
55     char peerNetworkId[DEVICE_ID_SIZE_MAX] = "ABCDEF00ABCDEF00ABCDEF00ABCDEF00ABCDEF00ABCDEF00ABCDEF00ABCDEF00";
56     char groupId[GROUP_ID_SIZE_MAX] = "TEST_GROUP_ID";
57     OpenSessionInner(mySessionName, peerSessionName, peerNetworkId, groupId, size);
58 }
59 
CloseSessionInnerTest(const uint8_t * data,size_t size)60 void CloseSessionInnerTest(const uint8_t *data, size_t size)
61 {
62     if (data == nullptr || size < sizeof(int32_t)) {
63         return;
64     }
65 
66     int sessionId = *(reinterpret_cast<const int32_t *>(data));
67     CloseSessionInner(sessionId);
68 }
69 
GrantPermissionInnerTest(const uint8_t * data,size_t size)70 void GrantPermissionInnerTest(const uint8_t *data, size_t size)
71 {
72     if (data == nullptr || size < sizeof(int32_t)) {
73         return;
74     }
75 
76     int uid = *(reinterpret_cast<const int32_t *>(data));
77     int pid = *(reinterpret_cast<const int32_t *>(data));
78     GrantPermissionInner(uid, pid, nullptr);
79 }
80 
RemovePermissionInnerTest(const uint8_t * data,size_t size)81 void RemovePermissionInnerTest(const uint8_t *data, size_t size)
82 {
83     if (data == nullptr || size == 0) {
84         return;
85     }
86 
87     RemovePermissionInner(nullptr);
88 }
89 
SendBytesInnerTest(const uint8_t * data,size_t size)90 void SendBytesInnerTest(const uint8_t *data, size_t size)
91 {
92     if (data == nullptr || size < sizeof(int32_t)) {
93         return;
94     }
95 
96     int32_t sessionId = *(reinterpret_cast<const int32_t *>(data));
97     char *tmp = const_cast<char *>(reinterpret_cast<const char *>(data));
98     SendBytesInner(sessionId, tmp, size);
99 }
100 
GetPeerUidInnerTest(const uint8_t * data,size_t size)101 void GetPeerUidInnerTest(const uint8_t *data, size_t size)
102 {
103     if (data == nullptr || size < sizeof(int32_t)) {
104         return;
105     }
106 
107     int32_t sessionId = *(reinterpret_cast<const int32_t *>(data));
108     int *tmp = const_cast<int *>(reinterpret_cast<const int *>(data));
109     GetPeerUidInner(sessionId, tmp);
110 }
111 
GetPeerPidInnerTest(const uint8_t * data,size_t size)112 void GetPeerPidInnerTest(const uint8_t *data, size_t size)
113 {
114     if (data == nullptr || size < sizeof(int32_t)) {
115         return;
116     }
117 
118     int32_t sessionId = *(reinterpret_cast<const int32_t *>(data));
119     int *tmp = const_cast<int *>(reinterpret_cast<const int *>(data));
120     GetPeerPidInner(sessionId, tmp);
121 }
122 
IsServerSideInnerTest(const uint8_t * data,size_t size)123 void IsServerSideInnerTest(const uint8_t *data, size_t size)
124 {
125     if (data == nullptr || size < sizeof(int32_t)) {
126         return;
127     }
128 
129     int32_t sessionId = *(reinterpret_cast<const int32_t *>(data));
130     int *tmp = const_cast<int *>(reinterpret_cast<const int *>(data));
131     IsServerSideInner(sessionId, tmp);
132 }
133 
GetMySessionNameInnerTest(const uint8_t * data,size_t size)134 void GetMySessionNameInnerTest(const uint8_t *data, size_t size)
135 {
136     if (data == nullptr || size < sizeof(int32_t)) {
137         return;
138     }
139 
140     int32_t sessionId = *(reinterpret_cast<const int32_t *>(data));
141     char *tmp = const_cast<char *>(reinterpret_cast<const char *>(data));
142     GetMySessionNameInner(sessionId, tmp, size);
143 }
144 
GetPeerSessionNameInnerTest(const uint8_t * data,size_t size)145 void GetPeerSessionNameInnerTest(const uint8_t *data, size_t size)
146 {
147     if (data == nullptr || size < sizeof(int32_t)) {
148         return;
149     }
150 
151     int32_t sessionId = *(reinterpret_cast<const int32_t *>(data));
152     char *tmp = const_cast<char *>(reinterpret_cast<const char *>(data));
153     GetPeerSessionNameInner(sessionId, tmp, size);
154 }
155 
GetPeerDeviceIdInnerTest(const uint8_t * data,size_t size)156 void GetPeerDeviceIdInnerTest(const uint8_t *data, size_t size)
157 {
158     if (data == nullptr || size < sizeof(int32_t)) {
159         return;
160     }
161 
162     int32_t sessionId = *(reinterpret_cast<const int32_t *>(data));
163     char *tmp = const_cast<char *>(reinterpret_cast<const char *>(data));
164     GetPeerDeviceIdInner(sessionId, tmp, size);
165 }
166 
GetPkgNameInnerTest(const uint8_t * data,size_t size)167 void GetPkgNameInnerTest(const uint8_t *data, size_t size)
168 {
169     if (data == nullptr || size < sizeof(int32_t)) {
170         return;
171     }
172 
173     int32_t sessionId = *(reinterpret_cast<const int32_t *>(data));
174     char *tmp = const_cast<char *>(reinterpret_cast<const char *>(data));
175     GetPkgNameInner(sessionId, tmp, size);
176 }
177 } // namespace OHOS
178 
179 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)180 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
181 {
182     /* Run your code on data */
183     OHOS::CreateSessionServerInnerTest(data, size);
184     OHOS::RemoveSessionServerInnerTest(data, size);
185     OHOS::OpenSessionInnerTest(data, size);
186     OHOS::CloseSessionInnerTest(data, size);
187     OHOS::GrantPermissionInnerTest(data, size);
188     OHOS::RemovePermissionInnerTest(data, size);
189     OHOS::SendBytesInnerTest(data, size);
190     OHOS::GetPeerUidInnerTest(data, size);
191     OHOS::GetPeerPidInnerTest(data, size);
192     OHOS::IsServerSideInnerTest(data, size);
193     OHOS::GetMySessionNameInnerTest(data, size);
194     OHOS::GetPeerSessionNameInnerTest(data, size);
195     OHOS::GetPeerDeviceIdInnerTest(data, size);
196     OHOS::GetPkgNameInnerTest(data, size);
197     return 0;
198 }
199