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Issue 29537555: Issue 5556 - Update to use libadblockplus revision hg:566f64c8a2a8 (Closed)
Patch Set: Created Sept. 6, 2017, 8:11 a.m.
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1 /*
2 * This file is part of Adblock Plus <https://adblockplus.org/>,
3 * Copyright (C) 2006-2017 eyeo GmbH
4 *
5 * Adblock Plus is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 3 as
7 * published by the Free Software Foundation.
8 *
9 * Adblock Plus is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18 #ifndef ADBLOCK_PLUS_FILE_SYSTEM_H
19 #define ADBLOCK_PLUS_FILE_SYSTEM_H
20
21 #include <istream>
22 #include <stdint.h>
23 #include <string>
24 #include <memory>
25
26 #include "IFileSystem.h"
27
28 namespace AdblockPlus
29 {
30 /**
31 * File system interface.
32 */
33 class FileSystem
34 {
35 public:
36 virtual ~FileSystem() {}
37
38 /**
39 * Reads from a file.
40 * @param path File path.
41 * @return Buffer with the file content.
42 */
43 virtual IFileSystem::IOBuffer Read(const std::string& path) const = 0;
44
45 /**
46 * Writes to a file.
47 * @param path File path.
48 * @param data Buffer with the data to write.
49 */
50 virtual void Write(const std::string& path,
51 const IFileSystem::IOBuffer& data) = 0;
52
53 /**
54 * Moves a file (i.e.\ renames it).
55 * @param fromPath Current path to the file.
56 * @param toPath New path to the file.
57 */
58 virtual void Move(const std::string& fromPath,
59 const std::string& toPath) = 0;
60
61 /**
62 * Removes a file.
63 * @param path File path.
64 */
65 virtual void Remove(const std::string& path) = 0;
66
67 /**
68 * Retrieves information about a file.
69 * @param path File path.
70 * @return File information.
71 */
72 virtual IFileSystem::StatResult Stat(const std::string& path) const = 0;
73
74 /**
75 * Returns the absolute path to a file.
76 * @param path File path (can be relative or absolute).
77 * @return Absolute file path.
78 */
79 virtual std::string Resolve(const std::string& path) const = 0;
80 };
81
82 /**
83 * Shared smart pointer to a `FileSystem` instance.
84 */
85 typedef std::shared_ptr<FileSystem> FileSystemSyncPtr;
86 }
87
88 #endif
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