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