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 "clienttransproxyfilecommon_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include <sys/types.h>
21 #include <sys/stat.h>
22 #include <arpa/inet.h>
23 #include <fcntl.h>
24 #include <string>
25
26 #include "client_trans_proxy_file_common.h"
27 #include "securec.h"
28 #include "softbus_adapter_file.h"
29 #include "softbus_adapter_mem.h"
30 #include "softbus_adapter_timer.h"
31 #include "softbus_def.h"
32 #include "softbus_errcode.h"
33 #include "softbus_log.h"
34 #include "softbus_type_def.h"
35
36 namespace OHOS {
ClientTransProxyFileCommonTest(const uint8_t * data,size_t size)37 void ClientTransProxyFileCommonTest(const uint8_t* data, size_t size)
38 {
39 if ((data == nullptr) || (size < sizeof(uint64_t))) {
40 return;
41 }
42
43 char *filePath = nullptr;
44 char *absPath = nullptr;
45 char *destFile = nullptr;
46 uint64_t index = *(reinterpret_cast<const uint64_t*>(data));
47 uint64_t frameNumber = *(reinterpret_cast<const uint64_t*>(data));
48 uint32_t bufferSize = *(reinterpret_cast<const uint32_t*>(data));
49 int32_t fileCount = *(reinterpret_cast<const int32_t*>(data));
50 char *path = nullptr;
51 int32_t fd = *(reinterpret_cast<const int32_t*>(data));
52 int32_t type = *(reinterpret_cast<const int32_t*>(data));
53 bool isBlock = *(reinterpret_cast<const bool*>(data));
54
55 IsPathValid(filePath);
56
57 GetAndCheckRealPath(filePath, absPath);
58
59 CheckDestFilePathValid(destFile);
60
61 FrameIndexToType(index, frameNumber);
62
63 BufferToFileList(nullptr, bufferSize, &fileCount);
64
65 TransGetFileName(path);
66
67 FileLock(fd, type, isBlock);
68
69 FileUnLock(fd);
70 }
71 } // namespace OHOS
72
73 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)74 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
75 {
76 /* Run your code on data */
77 OHOS::ClientTransProxyFileCommonTest(data, size);
78 return 0;
79 }
80
81