livefiles_hfs_plugin/lf_hfs_btrees_io.h

   1 //
   2 //  lf_hfs_btrees_io.h
   3 //  livefiles_hfs
   4 //
   5 //  Created by Yakov Ben Zaken on 22/03/2018.
   6 //
   7
   8 #ifndef lf_hfs_btrees_io_h
   9 #define lf_hfs_btrees_io_h
  10
  11 #include <stdio.h>
  12
  13
  14 #include "lf_hfs.h"
  15 #include "lf_hfs_btrees_internal.h"
  16
  17 /* BTree accessor routines */
  18 OSStatus SetBTreeBlockSize(FileReference vp, ByteCount blockSize,
  19                                   ItemCount minBlockCount);
  20
  21 OSStatus GetBTreeBlock(FileReference vp, uint64_t blockNum,
  22                               GetBlockOptions options, BlockDescriptor *block);
  23
  24 OSStatus ReleaseBTreeBlock(FileReference vp, BlockDescPtr blockPtr,
  25                                   ReleaseBlockOptions options);
  26
  27 OSStatus ExtendBTreeFile(FileReference vp, FSSize minEOF, FSSize maxEOF);
  28
  29 void ModifyBlockStart(FileReference vp, BlockDescPtr blockPtr);
  30
  31 int hfs_create_attr_btree(struct hfsmount *hfsmp, u_int32_t nodesize, u_int32_t nodecnt);
  32
  33 u_int16_t get_btree_nodesize(struct vnode *vp);
  34
  35 #endif /* lf_hfs_btrees_io_h */