| /* |
| * libhfs - library for reading and writing Macintosh HFS volumes. |
| * |
| * The fucntions are used to handle the various forms of btrees |
| * found on HFS+ volumes. |
| * |
| * Copyright (C) 2000 Klaus Halfmann <khalfmann@libra.de> |
| * Original 1996-1998 Robert Leslie <rob@mars.org> |
| * Additional work by Brad Boyer (flar@pants.nu) |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| * MA 02110-1301, USA. |
| * |
| * $Id: btree.h,v 1.10 2000/10/25 05:43:04 hasi Exp $ |
| */ |
| |
| /** Intialize catalog btree, so that btree_close can safely be called. */ |
| extern void btree_reset(btree* bt); |
| |
| /** Intialize catalog btree */ |
| extern int btree_init_cat(btree* bt, volume* vol, hfsp_fork_raw* fork); |
| |
| /** Intialize extents btree */ |
| extern int btree_init_extent(btree* bt, volume* vol, hfsp_fork_raw* fork); |
| |
| /** close the btree and free any resources */ |
| extern void btree_close(btree* bt); |
| |
| /* Read node at given index */ |
| extern node_buf* btree_node_by_index(btree* bt, UInt16 index); |
| |
| /* returns pointer to key given by index in current node */ |
| extern void* btree_key_by_index(btree* bt, node_buf* buf, UInt16 index); |
| |
| #ifdef DEBUG |
| /* Dump all the btree information to stdout */ |
| extern void btree_print(btree* bt); |
| #endif |