headers/os/storage/Statable.h

   1 /*
   2  * Copyright 2002-2014 Haiku, Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _STATABLE_H
   6 #define _STATABLE_H
   7
   8
   9 #include <SupportDefs.h>
  10
  11 #include <sys/types.h>
  12 #include <sys/stat.h>
  13
  14
  15 struct node_ref;
  16 struct stat_beos;
  17 class BVolume;
  18
  19
  20 class BStatable {
  21 public:
  22 #if __GNUC__ > 3
  23         virtual ~BStatable();
  24 #endif
  25
  26 private:
  27         virtual status_t _GetStat(struct stat_beos* stat) const = 0;
  28                 // provided for BeOS compatibility
  29
  30 public:
  31         virtual status_t GetStat(struct stat* stat) const = 0;
  32
  33         bool IsFile() const;
  34         bool IsDirectory() const;
  35         bool IsSymLink() const;
  36
  37         status_t GetNodeRef(node_ref* ref) const;
  38
  39         status_t GetOwner(uid_t* owner) const;
  40         status_t SetOwner(uid_t owner);
  41
  42         status_t GetGroup(gid_t* group) const;
  43         status_t SetGroup(gid_t group);
  44
  45         status_t GetPermissions(mode_t* permissions) const;
  46         status_t SetPermissions(mode_t permissions);
  47
  48         status_t GetSize(off_t* size) const;
  49
  50         status_t GetModificationTime(time_t* mtime) const;
  51         status_t SetModificationTime(time_t mtime);
  52
  53         status_t GetCreationTime(time_t* ctime) const;
  54         status_t SetCreationTime(time_t ctime);
  55
  56         status_t GetAccessTime(time_t* atime) const;
  57         status_t SetAccessTime(time_t atime);
  58
  59         status_t GetVolume(BVolume* volume) const;
  60
  61         class Private;
  62
  63 private:
  64         friend class BEntry;
  65         friend class BNode;
  66         friend class Private;
  67
  68         virtual void _OhSoStatable2();
  69         virtual void _OhSoStatable3();
  70         uint32 _reserved[4];
  71
  72         virtual status_t set_stat(struct stat &st, uint32 what) = 0;
  73 };
  74
  75 #endif // _STATABLE_H