source: rtems/cpukit/libfs/src/rfs/rtems-rfs-dir-hash.h @ 1d539c0

4.104.115
Last change on this file since 1d539c0 was a9fa9b7, checked in by Chris Johns <chrisj@…>, on 02/18/10 at 00:24:25

2010-02-18 Chris Johns <chrisj@…>

  • libfs/src/rfs/rtems-rfs-bitmaps.c, libfs/src/rfs/rtems-rfs-bitmaps.h, libfs/src/rfs/rtems-rfs-bitmaps-ut.c, libfs/src/rfs/rtems-rfs-block.c, libfs/src/rfs/rtems-rfs-block.h, libfs/src/rfs/rtems-rfs-block-pos.h, libfs/src/rfs/rtems-rfs-buffer-bdbuf.c, libfs/src/rfs/rtems-rfs-buffer.c, libfs/src/rfs/rtems-rfs-buffer-devio.c, libfs/src/rfs/rtems-rfs-buffer.h, libfs/src/rfs/rtems-rfs-data.h, libfs/src/rfs/rtems-rfs-dir.c, libfs/src/rfs/rtems-rfs-dir.h, libfs/src/rfs/rtems-rfs-dir-hash.c, libfs/src/rfs/rtems-rfs-dir-hash.h, libfs/src/rfs/rtems-rfs-file.c, libfs/src/rfs/rtems-rfs-file.h, libfs/src/rfs/rtems-rfs-file-system.c, libfs/src/rfs/rtems-rfs-file-system-fwd.h, libfs/src/rfs/rtems-rfs-file-system.h, libfs/src/rfs/rtems-rfs-format.c, libfs/src/rfs/rtems-rfs-format.h, libfs/src/rfs/rtems-rfs-group.c, libfs/src/rfs/rtems-rfs-group.h, libfs/src/rfs/rtems-rfs.h, libfs/src/rfs/rtems-rfs-inode.c, libfs/src/rfs/rtems-rfs-inode.h, libfs/src/rfs/rtems-rfs-link.c, libfs/src/rfs/rtems-rfs-link.h, libfs/src/rfs/rtems-rfs-mutex.c, libfs/src/rfs/rtems-rfs-mutex.h, libfs/src/rfs/rtems-rfs-rtems.c, libfs/src/rfs/rtems-rfs-rtems-dev.c, libfs/src/rfs/rtems-rfs-rtems-dir.c, libfs/src/rfs/rtems-rfs-rtems-file.c, libfs/src/rfs/rtems-rfs-rtems.h, libfs/src/rfs/rtems-rfs-rtems-utils.c, libfs/src/rfs/rtems-rfs-shell.c, libfs/src/rfs/rtems-rfs-shell.h, libfs/src/rfs/rtems-rfs-trace.c, libfs/src/rfs/rtems-rfs-trace.h: New.
  • Makefile.am, preinstall.am, libfs/Makefile.am, wrapup/Makefile.am: Updated with the RFS support.
  • libfs/README: Updated after 10 years.
  • libblock/src/flashdisk.c, libblock/src/nvdisk.c, libblock/src/ramdisk-driver.c: Updated to the new error reporting in libblock.
  • libmisc/shell/main_ls.c, libmisc/shell/print-ls.c: Fix printing the size in long mode.
  • libnetworking/nfs/bootp_subr.c, libnetworking/rtems/rtems_bootp.c, libnetworking/rtems/rtems_bsdnet_internal.h: Return the BOOTP/DHCP to the forever behaviour of 4.9 with the ability to call BOOTP and control the process if required.
  • Property mode set to 100644
File size: 766 bytes
Line 
1/*
2 *  COPYRIGHT (c) 2010 Chris Johns <chrisj@rtems.org>
3 *
4 *  The license and distribution terms for this file may be
5 *  found in the file LICENSE in this distribution or at
6 *  http://www.rtems.com/license/LICENSE.
7 *
8 *  $Id$
9 */
10/**
11 * @file
12 *
13 * @ingroup rtems-rfs
14 *
15 * RTEMS File Systems Directory Hash provides a 32bit hash of a string. This is
16 * used to search a directory.
17 */
18
19#if !defined (_RTEMS_RFS_DIR_HASH_H_)
20#define _RTEMS_RFS_DIR_HAS_H_
21
22#include <stddef.h>
23#include <stdint.h>
24
25/**
26 * Compute a hash of the key over the length of string.
27 *
28 * @param key The key to calculate the hash of.
29 * @param length The length of the key in bytes.
30 * @return uint32_t The hash.
31 */
32uint32_t rtems_rfs_dir_hash (const void *key, size_t length);
33
34#endif
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