1 /*
2  * Copyright (c) 2024 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 #ifndef OHOS_FILE_FS_UTILS_H
17 #define OHOS_FILE_FS_UTILS_H
18 
19 #include "uv.h"
20 #include "fd_guard.h"
21 #include <string>
22 #if !defined(WIN_PLATFORM) && !defined(IOS_PLATFORM)
23 #include "iremote_broker.h"
24 #endif
25 
26 namespace OHOS {
27 namespace CJSystemapi {
28 
29 constexpr int RDONLY = UV_FS_O_RDONLY;
30 constexpr int WRONLY = UV_FS_O_WRONLY;
31 constexpr int RDWR = UV_FS_O_RDWR;
32 constexpr int CREATE = UV_FS_O_CREAT;
33 constexpr int TRUNC = UV_FS_O_TRUNC;
34 constexpr int APPEND = UV_FS_O_APPEND;
35 constexpr int NONBLOCK = UV_FS_O_NONBLOCK;
36 constexpr int DIRECTORY = UV_FS_O_DIRECTORY;
37 constexpr int NOFOLLOW = UV_FS_O_NOFOLLOW;
38 constexpr int SYNC = UV_FS_O_SYNC;
39 
40 constexpr unsigned int USR_READ_ONLY = 00;
41 constexpr unsigned int USR_WRITE_ONLY = 01;
42 constexpr unsigned int USR_RDWR = 02;
43 constexpr unsigned int USR_CREATE = 0100;
44 constexpr unsigned int USR_TRUNC = 01000;
45 constexpr unsigned int USR_APPEND = 02000;
46 constexpr unsigned int USR_NONBLOCK = 04000;
47 constexpr unsigned int USR_DIRECTORY = 0200000;
48 constexpr unsigned int USR_NOFOLLOW = 0400000;
49 constexpr unsigned int USR_SYNC = 04010000;
50 
51 const double NS = 1e9;
52 const double MS = 1e3;
53 
54 #if !defined(WIN_PLATFORM) && !defined(IOS_PLATFORM)
55 class FileIoToken : public IRemoteBroker {
56 public:
57     DECLARE_INTERFACE_DESCRIPTOR(u"ohos.fileio.open");
58 
59     FileIoToken() = default;
60     virtual ~FileIoToken() noexcept = default;
61 };
62 #endif
63 
64 struct FileInfo {
65     bool isPath = false;
66     std::unique_ptr<char[]> path = { nullptr };
67     std::unique_ptr<DistributedFS::FDGuard> fdg = { nullptr };
68 };
69 
70 struct CommonFunc {
71     static unsigned int ConvertCjFlags(unsigned int &flags);
72     static void FsReqCleanup(uv_fs_t* req);
73     static std::string GetModeFromFlags(unsigned int flags);
74 };
75 
76 struct ConflictFiles {
77     std::string srcFiles;
78     std::string destFiles;
ConflictFilesConflictFiles79     ConflictFiles(const std::string& src, const std::string& dest) : srcFiles(src), destFiles(dest) {}
80     ~ConflictFiles() = default;
81 };
82 
83 struct CConflictFiles {
84     char* srcFiles;
85     char* destFiles;
CConflictFilesCConflictFiles86     CConflictFiles() : srcFiles(nullptr), destFiles(nullptr) {}
87 };
88 
89 struct CArrConflictFiles {
90     CConflictFiles* head;
91     int64_t size;
92 };
93 
94 struct RetDataCArrConflictFiles {
95     int code;
96     CArrConflictFiles data;
97 };
98 }
99 }
100 
101 #endif // OHOS_FILE_FS_UTILS_H