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usr / src / sys / contrib / openzfs / module / zfs /

📁 ..
📄 Makefile.in(4.57 KB)
📄 THIRDPARTYLICENSE.cityhash(1.03 KB)
📄 THIRDPARTYLICENSE.cityhash.descrip(39 B)
📄 abd.c(31.72 KB)
📄 aggsum.c(8.46 KB)
📄 arc.c(330.91 KB)
📄 blkptr.c(4.26 KB)
📄 bplist.c(2.38 KB)
📄 bpobj.c(27.82 KB)
📄 bptree.c(8.2 KB)
📄 bqueue.c(4.7 KB)
📄 btree.c(65.19 KB)
📄 dataset_kstats.c(6.32 KB)
📄 dbuf.c(141.84 KB)
📄 dbuf_stats.c(6.05 KB)
📄 ddt.c(28.01 KB)
📄 ddt_zap.c(4.38 KB)
📄 dmu.c(60.44 KB)
📄 dmu_diff.c(6.25 KB)
📄 dmu_object.c(14.73 KB)
📄 dmu_objset.c(79.38 KB)
📄 dmu_recv.c(98.69 KB)
📄 dmu_redact.c(37.09 KB)
📄 dmu_send.c(95.51 KB)
📄 dmu_traverse.c(21.98 KB)
📄 dmu_tx.c(40.13 KB)
📄 dmu_zfetch.c(13.56 KB)
📄 dnode.c(71.32 KB)
📄 dnode_sync.c(24.93 KB)
📄 dsl_bookmark.c(51.22 KB)
📄 dsl_crypt.c(78.06 KB)
📄 dsl_dataset.c(141.61 KB)
📄 dsl_deadlist.c(27.94 KB)
📄 dsl_deleg.c(19.92 KB)
📄 dsl_destroy.c(36.73 KB)
📄 dsl_dir.c(65.45 KB)
📄 dsl_pool.c(42.92 KB)
📄 dsl_prop.c(32.88 KB)
📄 dsl_scan.c(134.47 KB)
📄 dsl_synctask.c(7.94 KB)
📄 dsl_userhold.c(18.26 KB)
📄 edonr_zfs.c(3.21 KB)
📄 fm.c(39.75 KB)
📄 gzip.c(2.57 KB)
📄 hkdf.c(4.5 KB)
📄 lz4.c(26.46 KB)
📄 lzjb.c(3.85 KB)
📄 metaslab.c(190.62 KB)
📄 mmp.c(24.93 KB)
📄 multilist.c(12.21 KB)
📄 objlist.c(2.58 KB)
📄 pathname.c(2.52 KB)
📄 range_tree.c(24.9 KB)
📄 refcount.c(7.82 KB)
📄 rrwlock.c(10.82 KB)
📄 sa.c(59.23 KB)
📄 sha256.c(2.89 KB)
📄 skein_zfs.c(2.92 KB)
📄 spa.c(272.81 KB)
📄 spa_boot.c(1.28 KB)
📄 spa_checkpoint.c(21.54 KB)
📄 spa_config.c(16.97 KB)
📄 spa_errlog.c(11.35 KB)
📄 spa_history.c(17.75 KB)
📄 spa_log_spacemap.c(47.13 KB)
📄 spa_misc.c(75.4 KB)
📄 spa_stats.c(27.08 KB)
📄 space_map.c(31.45 KB)
📄 space_reftree.c(4.21 KB)
📄 txg.c(27.49 KB)
📄 uberblock.c(2.17 KB)
📄 unique.c(2.53 KB)
📄 vdev.c(143.91 KB)
📄 vdev_cache.c(11.71 KB)
📄 vdev_draid.c(96.86 KB)
📄 vdev_draid_rand.c(1.16 KB)
📄 vdev_indirect.c(60.83 KB)
📄 vdev_indirect_births.c(5.88 KB)
📄 vdev_indirect_mapping.c(18.06 KB)
📄 vdev_initialize.c(22.38 KB)
📄 vdev_label.c(57.52 KB)
📄 vdev_mirror.c(26.76 KB)
📄 vdev_missing.c(3.74 KB)
📄 vdev_queue.c(37.61 KB)
📄 vdev_raidz.c(76.09 KB)
📄 vdev_raidz_math.c(17.18 KB)
📄 vdev_raidz_math_aarch64_neon.c(112.13 KB)
📄 vdev_raidz_math_aarch64_neon_common.h(23.64 KB)
📄 vdev_raidz_math_aarch64_neonx2.c(5.39 KB)
📄 vdev_raidz_math_avx2.c(10.64 KB)
📄 vdev_raidz_math_avx512bw.c(10.93 KB)
📄 vdev_raidz_math_avx512f.c(17.9 KB)
📄 vdev_raidz_math_impl.h(34.78 KB)
📄 vdev_raidz_math_powerpc_altivec.c(213.46 KB)
📄 vdev_raidz_math_powerpc_altivec_common.h(22.62 KB)
📄 vdev_raidz_math_scalar.c(9.54 KB)
📄 vdev_raidz_math_sse2.c(25.84 KB)
📄 vdev_raidz_math_ssse3.c(118 KB)
📄 vdev_rebuild.c(34.65 KB)
📄 vdev_removal.c(72.08 KB)
📄 vdev_root.c(4.28 KB)
📄 vdev_trim.c(50.92 KB)
📄 zap.c(35.35 KB)
📄 zap_leaf.c(22.75 KB)
📄 zap_micro.c(42.18 KB)
📄 zcp.c(42.29 KB)
📄 zcp_get.c(21.01 KB)
📄 zcp_global.c(1.9 KB)
📄 zcp_iter.c(18.21 KB)
📄 zcp_set.c(2.37 KB)
📄 zcp_synctask.c(13.69 KB)
📄 zfeature.c(17.6 KB)
📄 zfs_byteswap.c(5.64 KB)
📄 zfs_fm.c(40.58 KB)
📄 zfs_fuid.c(19.69 KB)
📄 zfs_ioctl.c(195.48 KB)
📄 zfs_log.c(20.6 KB)
📄 zfs_onexit.c(5.09 KB)
📄 zfs_quota.c(12.93 KB)
📄 zfs_ratelimit.c(2.35 KB)
📄 zfs_replay.c(26.11 KB)
📄 zfs_rlock.c(20.38 KB)
📄 zfs_sa.c(13.09 KB)
📄 zfs_vnops.c(22 KB)
📄 zil.c(111.32 KB)
📄 zio.c(144.72 KB)
📄 zio_checksum.c(17.28 KB)
📄 zio_compress.c(5.92 KB)
📄 zio_inject.c(25.79 KB)
📄 zle.c(2.52 KB)
📄 zrlock.c(4.45 KB)
📄 zthr.c(16.41 KB)
📄 zvol.c(42.96 KB)

Editing: edonr_zfs.c

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://opensource.org/licenses/CDDL-1.0.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2013 Saso Kiselkov.  All rights reserved.
 * Use is subject to license terms.
 */
/*
 * Copyright (c) 2016 by Delphix. All rights reserved.
 */
#include <sys/zfs_context.h>
#include <sys/zio.h>
#include <sys/zio_checksum.h>
#include <sys/edonr.h>
#include <sys/abd.h>

#define	EDONR_MODE		512
#define	EDONR_BLOCK_SIZE	EdonR512_BLOCK_SIZE

static int
edonr_incremental(void *buf, size_t size, void *arg)
{
	EdonRState *ctx = arg;
	EdonRUpdate(ctx, buf, size * 8);
	return (0);
}

/*
 * Native zio_checksum interface for the Edon-R hash function.
 */
/*ARGSUSED*/
void
abd_checksum_edonr_native(abd_t *abd, uint64_t size,
    const void *ctx_template, zio_cksum_t *zcp)
{
	uint8_t		digest[EDONR_MODE / 8];
	EdonRState	ctx;

ASSERT(ctx_template != NULL);
	bcopy(ctx_template, &ctx, sizeof (ctx));
	(void) abd_iterate_func(abd, 0, size, edonr_incremental, &ctx);
	EdonRFinal(&ctx, digest);
	bcopy(digest, zcp->zc_word, sizeof (zcp->zc_word));
}

/*
 * Byteswapped zio_checksum interface for the Edon-R hash function.
 */
void
abd_checksum_edonr_byteswap(abd_t *abd, uint64_t size,
    const void *ctx_template, zio_cksum_t *zcp)
{
	zio_cksum_t	tmp;

abd_checksum_edonr_native(abd, size, ctx_template, &tmp);
	zcp->zc_word[0] = BSWAP_64(zcp->zc_word[0]);
	zcp->zc_word[1] = BSWAP_64(zcp->zc_word[1]);
	zcp->zc_word[2] = BSWAP_64(zcp->zc_word[2]);
	zcp->zc_word[3] = BSWAP_64(zcp->zc_word[3]);
}

void *
abd_checksum_edonr_tmpl_init(const zio_cksum_salt_t *salt)
{
	EdonRState	*ctx;
	uint8_t		salt_block[EDONR_BLOCK_SIZE];

/*
	 * Edon-R needs all but the last hash invocation to be on full-size
	 * blocks, but the salt is too small. Rather than simply padding it
	 * with zeros, we expand the salt into a new salt block of proper
	 * size by double-hashing it (the new salt block will be composed of
	 * H(salt) || H(H(salt))).
	 */
	CTASSERT(EDONR_BLOCK_SIZE == 2 * (EDONR_MODE / 8));
	EdonRHash(EDONR_MODE, salt->zcs_bytes, sizeof (salt->zcs_bytes) * 8,
	    salt_block);
	EdonRHash(EDONR_MODE, salt_block, EDONR_MODE, salt_block +
	    EDONR_MODE / 8);

/*
	 * Feed the new salt block into the hash function - this will serve
	 * as our MAC key.
	 */
	ctx = kmem_zalloc(sizeof (*ctx), KM_SLEEP);
	EdonRInit(ctx, EDONR_MODE);
	EdonRUpdate(ctx, salt_block, sizeof (salt_block) * 8);
	return (ctx);
}

void
abd_checksum_edonr_tmpl_free(void *ctx_template)
{
	EdonRState	*ctx = ctx_template;

bzero(ctx, sizeof (*ctx));
	kmem_free(ctx, sizeof (*ctx));
}

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Editing: edonr_zfs.c

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