LXR uboot/include/zfs/zio

   1/*
   2 *  GRUB  --  GRand Unified Bootloader
   3 *  Copyright (C) 1999,2000,2001,2002,2003,2004  Free Software Foundation, Inc.
   4 *
   5 * SPDX-License-Identifier:     GPL-2.0+
   6 */
   7/*
   8 * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
   9 * Use is subject to license terms.
  10 */
  11
  12#ifndef _SYS_ZIO_CHECKSUM_H
  13#define _SYS_ZIO_CHECKSUM_H
  14
  15/*
  16 * Signature for checksum functions.
  17 */
  18typedef void zio_checksum_t(const void *data, uint64_t size,
  19                            zfs_endian_t endian, zio_cksum_t *zcp);
  20
  21/*
  22 * Information about each checksum function.
  23 */
  24typedef struct zio_checksum_info {
  25        zio_checksum_t  *ci_func; /* checksum function for each byteorder */
  26        int             ci_correctable; /* number of correctable bits   */
  27        int             ci_eck;         /* uses zio embedded checksum? */
  28        char            *ci_name;       /* descriptive name */
  29} zio_checksum_info_t;
  30
  31extern void zio_checksum_SHA256(const void *, uint64_t,
  32                                 zfs_endian_t endian, zio_cksum_t *);
  33extern void fletcher_2_endian(const void *, uint64_t, zfs_endian_t endian,
  34                        zio_cksum_t *);
  35extern void fletcher_4_endian(const void *, uint64_t, zfs_endian_t endian,
  36                        zio_cksum_t *);
  37
  38#endif  /* _SYS_ZIO_CHECKSUM_H */
  39