src/add-ons/kernel/file_systems/nfs4/InodeIdMap.h

   1 /*
   2  * Copyright 2012,2013 Haiku, Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Paweł Dziepak, pdziepak@quarnos.org
   7  */
   8 #ifndef INODEIDMAP_H
   9 #define INODEIDMAP_H
  10
  11
  12 #include <lock.h>
  13 #include <SupportDefs.h>
  14 #include <util/AutoLock.h>
  15 #include <util/AVLTreeMap.h>
  16
  17 #include "FileInfo.h"
  18
  19
  20 class InodeIdMap {
  21 public:
  22         inline                                                                  InodeIdMap();
  23         inline                                                                  ~InodeIdMap();
  24
  25                         status_t                                                AddName(FileInfo& fileInfo,
  26                                                                                                 InodeNames* parent,
  27                                                                                                 const char* name, ino_t id);
  28                         bool                                                    RemoveName(ino_t id,
  29                                                                                                 InodeNames* parent,
  30                                                                                                 const char* name);
  31                         status_t                                                RemoveEntry(ino_t id);
  32                         status_t                                                GetFileInfo(FileInfo* fileInfo,
  33                                                                                                 ino_t id);
  34
  35 private:
  36                         AVLTreeMap<ino_t, FileInfo>             fMap;
  37                         mutex                                                   fLock;
  38
  39 };
  40
  41
  42 inline
  43 InodeIdMap::InodeIdMap()
  44 {
  45         mutex_init(&fLock, NULL);
  46 }
  47
  48
  49 inline
  50 InodeIdMap::~InodeIdMap()
  51 {
  52         mutex_destroy(&fLock);
  53 }
  54
  55
  56 #endif  // INODEIDMAP_H
  57