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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef WEBKIT_FILEAPI_MOUNT_POINTS_H_ |
| 6 #define WEBKIT_FILEAPI_MOUNT_POINTS_H_ |
| 7 |
| 8 #include <string> |
| 9 #include <vector> |
| 10 |
| 11 #include "base/basictypes.h" |
| 12 #include "base/file_path.h" |
| 13 #include "webkit/fileapi/file_system_util.h" |
| 14 #include "webkit/storage/webkit_storage_export.h" |
| 15 |
| 16 class GURL; |
| 17 |
| 18 namespace fileapi { |
| 19 |
| 20 // Represents a set of mount points for File API. |
| 21 class WEBKIT_STORAGE_EXPORT MountPoints { |
| 22 public: |
| 23 struct WEBKIT_STORAGE_EXPORT MountPointInfo { |
| 24 MountPointInfo(); |
| 25 MountPointInfo(const std::string& name, const FilePath& path); |
| 26 |
| 27 // The name to be used to register the path. The registered file can |
| 28 // be referred by a virtual path /<filesystem_id>/<name>. |
| 29 // The name should NOT contain a path separator '/'. |
| 30 std::string name; |
| 31 |
| 32 // The path of the file. |
| 33 FilePath path; |
| 34 |
| 35 // For STL operation. |
| 36 bool operator<(const MountPointInfo& that) const { |
| 37 return name < that.name; |
| 38 } |
| 39 }; |
| 40 |
| 41 MountPoints() {} |
| 42 virtual ~MountPoints() {} |
| 43 |
| 44 // Revokes a mount point identified by |mount_name|. |
| 45 // Returns false if the |mount_name| is not (no longer) registered. |
| 46 // TODO(kinuko): Probably this should be rather named RevokeMountPoint. |
| 47 virtual bool RevokeFileSystem(const std::string& mount_name) = 0; |
| 48 |
| 49 // Returns the mount point root path registered for a given |mount_name|. |
| 50 // Returns false if the given |mount_name| is not valid. |
| 51 virtual bool GetRegisteredPath(const std::string& mount_name, |
| 52 FilePath* path) const = 0; |
| 53 |
| 54 // Cracks the given |virtual_path| (which is the path part of a filesystem URL |
| 55 // without '/external' or '/isolated' prefix part) and populates the |
| 56 // |mount_name|, |type|, and |path| if the <mount_name> part embedded in |
| 57 // the |virtual_path| (i.e. the first component of the |virtual_path|) is a |
| 58 // valid registered filesystem ID or mount name for an existing mount point. |
| 59 // |
| 60 // Returns false if the given virtual_path cannot be cracked. |
| 61 // |
| 62 // Note that |path| is set to empty paths if the filesystem type is isolated |
| 63 // and |virtual_path| has no <relative_path> part (i.e. pointing to the |
| 64 // virtual root). |
| 65 virtual bool CrackVirtualPath(const FilePath& virtual_path, |
| 66 std::string* mount_name, |
| 67 FileSystemType* type, |
| 68 FilePath* path) const = 0; |
| 69 |
| 70 private: |
| 71 DISALLOW_COPY_AND_ASSIGN(MountPoints); |
| 72 }; |
| 73 |
| 74 } // namespace fileapi |
| 75 |
| 76 #endif // WEBKIT_FILEAPI_MOUNT_POINTS_H_ |
| 77 |
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