UBUNTU: [Packaging] dkms -- drop zfs/spl source code from kernel

[mirror_ubuntu-bionic-kernel.git] / zfs / module / zfs / skein_zfs.c

diff --git a/zfs/module/zfs/skein_zfs.c b/zfs/module/zfs/skein_zfs.c
deleted file mode 100644 (file)
index 8deb84b..0000000
--- a/zfs/module/zfs/skein_zfs.c
+++ /dev/null
@@ -1,101 +0,0 @@
-/*
- * 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.
- * Copyright (c) 2016 by Delphix. All rights reserved.
- */
-#include <sys/zfs_context.h>
-#include <sys/zio.h>
-#include <sys/skein.h>
-
-#include <sys/abd.h>
-
-static int
-skein_incremental(void *buf, size_t size, void *arg)
-{
-       Skein_512_Ctxt_t *ctx = arg;
-       (void) Skein_512_Update(ctx, buf, size);
-       return (0);
-}
-/*
- * Computes a native 256-bit skein MAC checksum. Please note that this
- * function requires the presence of a ctx_template that should be allocated
- * using abd_checksum_skein_tmpl_init.
- */
-/*ARGSUSED*/
-void
-abd_checksum_skein_native(abd_t *abd, uint64_t size,
-    const void *ctx_template, zio_cksum_t *zcp)
-{
-       Skein_512_Ctxt_t        ctx;
-
-       ASSERT(ctx_template != NULL);
-       bcopy(ctx_template, &ctx, sizeof (ctx));
-       (void) abd_iterate_func(abd, 0, size, skein_incremental, &ctx);
-       (void) Skein_512_Final(&ctx, (uint8_t *)zcp);
-       bzero(&ctx, sizeof (ctx));
-}
-
-/*
- * Byteswapped version of abd_checksum_skein_native. This just invokes
- * the native checksum function and byteswaps the resulting checksum (since
- * skein is internally endian-insensitive).
- */
-void
-abd_checksum_skein_byteswap(abd_t *abd, uint64_t size,
-    const void *ctx_template, zio_cksum_t *zcp)
-{
-       zio_cksum_t     tmp;
-
-       abd_checksum_skein_native(abd, size, ctx_template, &tmp);
-       zcp->zc_word[0] = BSWAP_64(tmp.zc_word[0]);
-       zcp->zc_word[1] = BSWAP_64(tmp.zc_word[1]);
-       zcp->zc_word[2] = BSWAP_64(tmp.zc_word[2]);
-       zcp->zc_word[3] = BSWAP_64(tmp.zc_word[3]);
-}
-
-/*
- * Allocates a skein MAC template suitable for using in skein MAC checksum
- * computations and returns a pointer to it.
- */
-void *
-abd_checksum_skein_tmpl_init(const zio_cksum_salt_t *salt)
-{
-       Skein_512_Ctxt_t        *ctx;
-
-       ctx = kmem_zalloc(sizeof (*ctx), KM_SLEEP);
-       (void) Skein_512_InitExt(ctx, sizeof (zio_cksum_t) * 8, 0,
-           salt->zcs_bytes, sizeof (salt->zcs_bytes));
-       return (ctx);
-}
-
-/*
- * Frees a skein context template previously allocated using
- * zio_checksum_skein_tmpl_init.
- */
-void
-abd_checksum_skein_tmpl_free(void *ctx_template)
-{
-       Skein_512_Ctxt_t        *ctx = ctx_template;
-
-       bzero(ctx, sizeof (*ctx));
-       kmem_free(ctx, sizeof (*ctx));
-}