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 #include "securec.h"
26
27 #include "client_trans_proxy_file_common.h"
28 #include "fuzz_data_generator.h"
29 #include "softbus_adapter_file.h"
30 #include "softbus_adapter_mem.h"
31 #include "softbus_adapter_timer.h"
32 #include "softbus_def.h"
33 #include "softbus_error_code.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 DataGenerator::Write(data, size);
43
44 char *filePath = nullptr;
45 char *absPath = nullptr;
46 char *destFile = nullptr;
47 uint64_t index = 0;
48 uint64_t frameNumber = 0;
49 uint32_t bufferSize = 0;
50 int32_t fileCount = 0;
51 char *path = nullptr;
52 int32_t fd = 0;
53 int32_t type = 0;
54 bool isBlock = 0;
55 GenerateUint64(index);
56 GenerateUint64(frameNumber);
57 GenerateUint32(bufferSize);
58 GenerateInt32(fileCount);
59 GenerateInt32(fd);
60 GenerateInt32(type);
61 GenerateBool(isBlock);
62
63 IsPathValid(filePath);
64
65 GetAndCheckRealPath(filePath, absPath);
66
67 CheckDestFilePathValid(destFile);
68
69 FrameIndexToType(index, frameNumber);
70
71 BufferToFileList(nullptr, bufferSize, &fileCount);
72
73 TransGetFileName(path);
74
75 FileLock(fd, type, isBlock);
76
77 FileUnLock(fd);
78 DataGenerator::Clear();
79 }
80 } // namespace OHOS
81
82 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)83 extern "C" int32_t LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
84 {
85 /* Run your code on data */
86 OHOS::ClientTransProxyFileCommonTest(data, size);
87 return 0;
88 }
89