102 lines
4.0 KiB
C++
102 lines
4.0 KiB
C++
/*
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* Copyright 2004 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef _WEBRTC_BASE_WIN32FILESYSTEM_H__
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#define _WEBRTC_BASE_WIN32FILESYSTEM_H__
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#include "fileutils.h"
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namespace rtc {
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class Win32Filesystem : public FilesystemInterface {
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public:
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// Opens a file. Returns an open StreamInterface if function succeeds. Otherwise,
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// returns NULL.
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virtual FileStream *OpenFile(const Pathname &filename,
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const std::string &mode);
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// Atomically creates an empty file accessible only to the current user if one
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// does not already exist at the given path, otherwise fails.
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virtual bool CreatePrivateFile(const Pathname &filename);
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// This will attempt to delete the path located at filename.
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// If the path points to a folder, it will fail with VERIFY
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virtual bool DeleteFile(const Pathname &filename);
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// This will attempt to delete an empty folder. If the path does not point to
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// a folder, it fails with VERIFY. If the folder is not empty, it fails normally
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virtual bool DeleteEmptyFolder(const Pathname &folder);
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// Creates a directory. This will call itself recursively to create /foo/bar even if
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// /foo does not exist.
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// Returns TRUE if function succeeds
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virtual bool CreateFolder(const Pathname &pathname);
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// This moves a file from old_path to new_path. If the new path is on a
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// different volume than the old, it will attempt to copy and then delete
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// the folder
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// Returns true if the file is successfully moved
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virtual bool MoveFile(const Pathname &old_path, const Pathname &new_path);
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// Moves a folder from old_path to new_path. If the new path is on a different
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// volume from the old, it will attempt to Copy and then Delete the folder
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// Returns true if the folder is successfully moved
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virtual bool MoveFolder(const Pathname &old_path, const Pathname &new_path);
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// This copies a file from old_path to _new_path
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// Returns true if function succeeds
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virtual bool CopyFile(const Pathname &old_path, const Pathname &new_path);
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// Returns true if a pathname is a directory
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virtual bool IsFolder(const Pathname& pathname);
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// Returns true if a file exists at path
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virtual bool IsFile(const Pathname &path);
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// Returns true if pathname refers to no filesystem object, every parent
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// directory either exists, or is also absent.
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virtual bool IsAbsent(const Pathname& pathname);
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// Returns true if pathname represents a temporary location on the system.
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virtual bool IsTemporaryPath(const Pathname& pathname);
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// All of the following functions set pathname and return true if successful.
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// Returned paths always include a trailing backslash.
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// If create is true, the path will be recursively created.
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// If append is non-NULL, it will be appended (and possibly created).
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virtual std::string TempFilename(const Pathname &dir, const std::string &prefix);
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virtual bool GetFileSize(const Pathname& path, size_t* size);
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virtual bool GetFileTime(const Pathname& path, FileTimeType which,
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time_t* time);
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// A folder appropriate for storing temporary files (Contents are
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// automatically deleted when the program exists)
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virtual bool GetTemporaryFolder(Pathname &path, bool create,
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const std::string *append);
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// Returns the path to the running application.
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virtual bool GetAppPathname(Pathname* path);
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virtual bool GetAppDataFolder(Pathname* path, bool per_user);
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// Get a temporary folder that is unique to the current user and application.
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virtual bool GetAppTempFolder(Pathname* path);
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virtual bool GetDiskFreeSpace(const Pathname& path, int64_t* free_bytes);
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virtual Pathname GetCurrentDirectory();
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};
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} // namespace rtc
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#endif // WEBRTC_WINFILESYSTEM_H__
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