db/dir2.h

   1 /*
   2  * Copyright (c) 2000-2001,2005 Silicon Graphics, Inc.
   3  * All Rights Reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it would be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write the Free Software Foundation,
  16  * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17  */
  18
  19 /*
  20  * common types across directory formats
  21  */
  22 extern const field_t    dir2_block_tail_flds[];
  23 extern const field_t    dir2_data_free_flds[];
  24 extern const field_t    dir2_data_union_flds[];
  25 extern const field_t    dir2_leaf_tail_flds[];
  26 extern const field_t    dir2_leaf_entry_flds[];
  27
  28 extern const field_t    da_node_entry_flds[];
  29
  30 /*
  31  * dirv2 specific types
  32  */
  33 extern const field_t    dir2_flds[];
  34 extern const field_t    dir2_hfld[];
  35 extern const field_t    dir2_data_hdr_flds[];
  36 extern const field_t    dir2_free_hdr_flds[];
  37 extern const field_t    dir2_leaf_hdr_flds[];
  38
  39 extern const field_t    da_blkinfo_flds[];
  40 extern const field_t    da_node_hdr_flds[];
  41
  42 /*
  43  * dirv3 specific types
  44  */
  45 extern const field_t    dir3_flds[];
  46 extern const field_t    dir3_hfld[];
  47 extern const field_t    dir3_blkhdr_flds[];
  48 extern const field_t    dir3_data_hdr_flds[];
  49 extern const field_t    dir3_free_hdr_flds[];
  50 extern const field_t    dir3_leaf_hdr_flds[];
  51 extern const field_t    dir3_data_union_flds[];
  52
  53 extern const field_t    da3_blkinfo_flds[];
  54 extern const field_t    da3_node_hdr_flds[];
  55
  56 static inline uint8_t *xfs_dir2_sf_inumberp(xfs_dir2_sf_entry_t *sfep)
  57 {
  58         return &(sfep)->name[(sfep)->namelen];
  59 }
  60
  61 extern int      dir2_data_union_size(void *obj, int startoff, int idx);
  62 extern int      dir2_size(void *obj, int startoff, int idx);
  63 extern void     xfs_dir3_set_crc(struct xfs_buf *bp);
  64
  65 extern const struct xfs_buf_ops xfs_dir3_db_buf_ops;