1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
/*
* libjingle
* Copyright 2004--2006, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _TALK_BASE_WIN32FILESYSTEM_H__
#define _TALK_BASE_WIN32FILESYSTEM_H__
#include "fileutils.h"
namespace talk_base {
class Win32Filesystem : public FilesystemInterface {
public:
// Opens a file. Returns an open StreamInterface if function succeeds. Otherwise,
// returns NULL.
virtual FileStream *OpenFile(const Pathname &filename,
const std::string &mode);
// This will attempt to delete the path located at filename.
// If the path points to a folder, it will fail with VERIFY
virtual bool DeleteFile(const Pathname &filename);
// This will attempt to delete an empty folder. If the path does not point to
// a folder, it fails with VERIFY. If the folder is not empty, it fails normally
virtual bool DeleteEmptyFolder(const Pathname &folder);
// Creates a directory. This will call itself recursively to create /foo/bar even if
// /foo does not exist.
// Returns TRUE if function succeeds
virtual bool CreateFolder(const Pathname &pathname);
// This moves a file from old_path to new_path. If the new path is on a
// different volume than the old, it will attempt to copy and then delete
// the folder
// Returns true if the file is successfully moved
virtual bool MoveFile(const Pathname &old_path, const Pathname &new_path);
// Moves a folder from old_path to new_path. If the new path is on a different
// volume from the old, it will attempt to Copy and then Delete the folder
// Returns true if the folder is successfully moved
virtual bool MoveFolder(const Pathname &old_path, const Pathname &new_path);
// This copies a file from old_path to _new_path
// Returns true if function succeeds
virtual bool CopyFile(const Pathname &old_path, const Pathname &new_path);
// Returns true if a pathname is a directory
virtual bool IsFolder(const Pathname& pathname);
// Returns true if a file exists at path
virtual bool IsFile(const Pathname &path);
// Returns true if pathname refers to no filesystem object, every parent
// directory either exists, or is also absent.
virtual bool IsAbsent(const Pathname& pathname);
// Returns true if pathname represents a temporary location on the system.
virtual bool IsTemporaryPath(const Pathname& pathname);
// All of the following functions set pathname and return true if successful.
// Returned paths always include a trailing backslash.
// If create is true, the path will be recursively created.
// If append is non-NULL, it will be appended (and possibly created).
virtual std::string TempFilename(const Pathname &dir, const std::string &prefix);
virtual bool GetFileSize(const Pathname& path, size_t* size);
virtual bool GetFileTime(const Pathname& path, FileTimeType which,
time_t* time);
// A folder appropriate for storing temporary files (Contents are
// automatically deleted when the program exists)
virtual bool GetTemporaryFolder(Pathname &path, bool create,
const std::string *append);
// Returns the path to the running application.
virtual bool GetAppPathname(Pathname* path);
virtual bool GetAppDataFolder(Pathname* path, bool per_user);
// Get a temporary folder that is unique to the current user and application.
virtual bool GetAppTempFolder(Pathname* path);
virtual bool GetDiskFreeSpace(const Pathname& path, int64 *freebytes);
virtual Pathname GetCurrentDirectory();
};
} // namespace talk_base
#endif // _WIN32FILESYSTEM_H__
|
