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4d3c95f5 JL |
1 | /* |
2 | * GRUB -- GRand Unified Bootloader | |
3 | * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc. | |
4 | * | |
1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
4d3c95f5 JL |
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 | */ | |
18 | typedef 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 | */ | |
24 | typedef 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 | ||
31 | extern void zio_checksum_SHA256(const void *, uint64_t, | |
32 | zfs_endian_t endian, zio_cksum_t *); | |
33 | extern void fletcher_2_endian(const void *, uint64_t, zfs_endian_t endian, | |
34 | zio_cksum_t *); | |
35 | extern void fletcher_4_endian(const void *, uint64_t, zfs_endian_t endian, | |
36 | zio_cksum_t *); | |
37 | ||
38 | #endif /* _SYS_ZIO_CHECKSUM_H */ |