src/add-ons/kernel/file_systems/btrfs/DirectoryIterator.h

   1 /*
   2  * Copyright 2017, Chế Vũ Gia Hy, cvghy116@gmail.com.
   3  * Copyright 2011, Jérôme Duval, korli@users.berlios.de.
   4  * This file may be used under the terms of the MIT License.
   5  */
   6 #ifndef DIRECTORYITERATOR_H
   7 #define DIRECTORYITERATOR_H
   8
   9
  10 #include "BTree.h"
  11 #include "Inode.h"
  12
  13
  14 class DirectoryIterator {
  15 public:
  16                                                                 DirectoryIterator(Inode* inode);
  17                                                                 ~DirectoryIterator();
  18
  19                         status_t                        InitCheck();
  20
  21                         status_t                        GetNext(char* name, size_t* _nameLength, ino_t* _id);
  22                         status_t                        Lookup(const char* name, size_t nameLength, ino_t* _id);
  23                         status_t                        Rewind();
  24 private:
  25                         uint64                          fOffset;
  26                         Inode*                          fInode;
  27                         TreeIterator*           fIterator;
  28 };
  29
  30
  31 #endif  // DIRECTORYITERATOR_H