headers/build/os/storage/Statable.h

   1 /*
   2  * Copyright 2002-2007, 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 struct node_ref;
  15 class BVolume;
  16
  17
  18 class BStatable {
  19         public:
  20                 virtual ~BStatable();
  21
  22                 virtual status_t GetStat(struct stat *st) const = 0;
  23
  24                 bool IsFile() const;
  25                 bool IsDirectory() const;
  26                 bool IsSymLink() const;
  27
  28                 status_t GetNodeRef(node_ref *ref) const;
  29
  30                 status_t GetOwner(uid_t *owner) const;
  31                 status_t SetOwner(uid_t owner);
  32
  33                 status_t GetGroup(gid_t *group) const;
  34                 status_t SetGroup(gid_t group);
  35
  36                 status_t GetPermissions(mode_t *perms) const;
  37                 status_t SetPermissions(mode_t perms);
  38
  39                 status_t GetSize(off_t *size) const;
  40
  41                 status_t GetModificationTime(time_t *mtime) const;
  42                 status_t SetModificationTime(time_t mtime);
  43
  44                 status_t GetCreationTime(time_t *ctime) const;
  45                 status_t SetCreationTime(time_t ctime);
  46
  47                 status_t GetAccessTime(time_t *atime) const;
  48                 status_t SetAccessTime(time_t atime);
  49
  50                 status_t GetVolume(BVolume *vol) const;
  51
  52         private:
  53                 friend class BEntry;
  54                 friend class BNode;
  55
  56                 virtual void _OhSoStatable1();
  57                 virtual void _OhSoStatable2();
  58                 virtual void _OhSoStatable3();
  59                 uint32 _reserved[4];
  60
  61                 virtual status_t set_stat(struct stat &st, uint32 what) = 0;
  62 };
  63
  64 #endif // _STATABLE_H