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