1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * GRUB -- GRand Unified Bootloader 3*4882a593Smuzhiyun * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc. 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun /* 8*4882a593Smuzhiyun * Copyright 2010 Sun Microsystems, Inc. All rights reserved. 9*4882a593Smuzhiyun * Use is subject to license terms. 10*4882a593Smuzhiyun */ 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #ifndef _SYS_ZIO_CHECKSUM_H 13*4882a593Smuzhiyun #define _SYS_ZIO_CHECKSUM_H 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun /* 16*4882a593Smuzhiyun * Signature for checksum functions. 17*4882a593Smuzhiyun */ 18*4882a593Smuzhiyun typedef void zio_checksum_t(const void *data, uint64_t size, 19*4882a593Smuzhiyun zfs_endian_t endian, zio_cksum_t *zcp); 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun /* 22*4882a593Smuzhiyun * Information about each checksum function. 23*4882a593Smuzhiyun */ 24*4882a593Smuzhiyun typedef struct zio_checksum_info { 25*4882a593Smuzhiyun zio_checksum_t *ci_func; /* checksum function for each byteorder */ 26*4882a593Smuzhiyun int ci_correctable; /* number of correctable bits */ 27*4882a593Smuzhiyun int ci_eck; /* uses zio embedded checksum? */ 28*4882a593Smuzhiyun char *ci_name; /* descriptive name */ 29*4882a593Smuzhiyun } zio_checksum_info_t; 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun extern void zio_checksum_SHA256(const void *, uint64_t, 32*4882a593Smuzhiyun zfs_endian_t endian, zio_cksum_t *); 33*4882a593Smuzhiyun extern void fletcher_2_endian(const void *, uint64_t, zfs_endian_t endian, 34*4882a593Smuzhiyun zio_cksum_t *); 35*4882a593Smuzhiyun extern void fletcher_4_endian(const void *, uint64_t, zfs_endian_t endian, 36*4882a593Smuzhiyun zio_cksum_t *); 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun #endif /* _SYS_ZIO_CHECKSUM_H */ 39