2 * GRUB -- GRand Unified Bootloader
3 * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc.
5 * SPDX-License-Identifier: GPL-2.0+
8 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
9 * Use is subject to license terms.
14 #include <linux/stat.h>
15 #include <linux/time.h>
16 #include <linux/ctype.h>
17 #include <asm/byteorder.h>
18 #include "zfs_common.h"
22 #include <zfs/dnode.h>
23 #include <zfs/uberblock_impl.h>
24 #include <zfs/vdev_impl.h>
25 #include <zfs/zio_checksum.h>
26 #include <zfs/zap_impl.h>
27 #include <zfs/zap_leaf.h>
28 #include <zfs/zfs_znode.h>
30 #include <zfs/dmu_objset.h>
31 #include <zfs/dsl_dir.h>
32 #include <zfs/dsl_dataset.h>
35 fletcher_2_endian(const void *buf, uint64_t size,
39 const uint64_t *ip = buf;
40 const uint64_t *ipend = ip + (size / sizeof(uint64_t));
41 uint64_t a0, b0, a1, b1;
43 for (a0 = b0 = a1 = b1 = 0; ip < ipend; ip += 2) {
44 a0 += zfs_to_cpu64(ip[0], endian);
45 a1 += zfs_to_cpu64(ip[1], endian);
50 zcp->zc_word[0] = cpu_to_zfs64(a0, endian);
51 zcp->zc_word[1] = cpu_to_zfs64(a1, endian);
52 zcp->zc_word[2] = cpu_to_zfs64(b0, endian);
53 zcp->zc_word[3] = cpu_to_zfs64(b1, endian);
57 fletcher_4_endian(const void *buf, uint64_t size, zfs_endian_t endian,
60 const uint32_t *ip = buf;
61 const uint32_t *ipend = ip + (size / sizeof(uint32_t));
64 for (a = b = c = d = 0; ip < ipend; ip++) {
65 a += zfs_to_cpu32(ip[0], endian);
71 zcp->zc_word[0] = cpu_to_zfs64(a, endian);
72 zcp->zc_word[1] = cpu_to_zfs64(b, endian);
73 zcp->zc_word[2] = cpu_to_zfs64(c, endian);
74 zcp->zc_word[3] = cpu_to_zfs64(d, endian);