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28 #ifndef _TALK_BASE_WIN32FILESYSTEM_H__
29 #define _TALK_BASE_WIN32FILESYSTEM_H__
31 #include "fileutils.h"
35 class Win32Filesystem : public FilesystemInterface {
37 // Opens a file. Returns an open StreamInterface if function succeeds. Otherwise,
39 virtual FileStream *OpenFile(const Pathname &filename,
40 const std::string &mode);
42 // Atomically creates an empty file accessible only to the current user if one
43 // does not already exist at the given path, otherwise fails.
44 virtual bool CreatePrivateFile(const Pathname &filename);
46 // This will attempt to delete the path located at filename.
47 // If the path points to a folder, it will fail with VERIFY
48 virtual bool DeleteFile(const Pathname &filename);
50 // This will attempt to delete an empty folder. If the path does not point to
51 // a folder, it fails with VERIFY. If the folder is not empty, it fails normally
52 virtual bool DeleteEmptyFolder(const Pathname &folder);
54 // Creates a directory. This will call itself recursively to create /foo/bar even if
55 // /foo does not exist.
56 // Returns TRUE if function succeeds
57 virtual bool CreateFolder(const Pathname &pathname);
59 // This moves a file from old_path to new_path. If the new path is on a
60 // different volume than the old, it will attempt to copy and then delete
62 // Returns true if the file is successfully moved
63 virtual bool MoveFile(const Pathname &old_path, const Pathname &new_path);
65 // Moves a folder from old_path to new_path. If the new path is on a different
66 // volume from the old, it will attempt to Copy and then Delete the folder
67 // Returns true if the folder is successfully moved
68 virtual bool MoveFolder(const Pathname &old_path, const Pathname &new_path);
70 // This copies a file from old_path to _new_path
71 // Returns true if function succeeds
72 virtual bool CopyFile(const Pathname &old_path, const Pathname &new_path);
74 // Returns true if a pathname is a directory
75 virtual bool IsFolder(const Pathname& pathname);
77 // Returns true if a file exists at path
78 virtual bool IsFile(const Pathname &path);
80 // Returns true if pathname refers to no filesystem object, every parent
81 // directory either exists, or is also absent.
82 virtual bool IsAbsent(const Pathname& pathname);
84 // Returns true if pathname represents a temporary location on the system.
85 virtual bool IsTemporaryPath(const Pathname& pathname);
87 // All of the following functions set pathname and return true if successful.
88 // Returned paths always include a trailing backslash.
89 // If create is true, the path will be recursively created.
90 // If append is non-NULL, it will be appended (and possibly created).
92 virtual std::string TempFilename(const Pathname &dir, const std::string &prefix);
94 virtual bool GetFileSize(const Pathname& path, size_t* size);
95 virtual bool GetFileTime(const Pathname& path, FileTimeType which,
98 // A folder appropriate for storing temporary files (Contents are
99 // automatically deleted when the program exists)
100 virtual bool GetTemporaryFolder(Pathname &path, bool create,
101 const std::string *append);
103 // Returns the path to the running application.
104 virtual bool GetAppPathname(Pathname* path);
106 virtual bool GetAppDataFolder(Pathname* path, bool per_user);
108 // Get a temporary folder that is unique to the current user and application.
109 virtual bool GetAppTempFolder(Pathname* path);
111 virtual bool GetDiskFreeSpace(const Pathname& path, int64 *freebytes);
113 virtual Pathname GetCurrentDirectory();
116 } // namespace talk_base
118 #endif // _WIN32FILESYSTEM_H__