Remove unused Edon-R variants

This commit removes the edonr_byteorder.h file and all unused
variants of Edon-R.

Signed-off-by: Tino Reichardt <milky-zfs@mcmilk.de>

include/sys/edonr.h

@@ -1,14 +1,12 @@
 /*
- * IDI,NTNU
- *
  * 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.
+ * or http://www.opensolaris.org/os/licensing.
  * See the License for the specific language governing permissions
  * and limitations under the License.
  *
@@ -19,15 +17,13 @@
  * information: Portions Copyright [yyyy] [name of copyright owner]
  *
  * CDDL HEADER END
- *
- * Copyright (C) 2009, 2010, Jorn Amundsen <jorn.amundsen@ntnu.no>
- *
- * Tweaked Edon-R implementation for SUPERCOP, based on NIST API.
- *
- * $Id: edonr.h 517 2013-02-17 20:34:39Z joern $
  */
+
 /*
- * Portions copyright (c) 2013, Saso Kiselkov, All rights reserved
+ * Based on Edon-R implementation for SUPERCOP, based on NIST API.
+ * Copyright (c) 2009, 2010 Jorn Amundsen <jorn.amundsen@ntnu.no>
+ * Copyright (c) 2013 Saso Kiselkov, All rights reserved
+ * Copyright (c) 2022 Tino Reichardt <milky-zfs@mcmilk.de>
  */
 
 #ifndef	_SYS_EDONR_H_
@@ -52,22 +48,12 @@ extern "C" {
  */
 
 /* Specific algorithm definitions */
-#define	EdonR224_DIGEST_SIZE	28
-#define	EdonR224_BLOCK_SIZE	64
-#define	EdonR256_DIGEST_SIZE	32
-#define	EdonR256_BLOCK_SIZE	64
-#define	EdonR384_DIGEST_SIZE	48
-#define	EdonR384_BLOCK_SIZE	128
 #define	EdonR512_DIGEST_SIZE	64
 #define	EdonR512_BLOCK_SIZE	128
 
 #define	EdonR256_BLOCK_BITSIZE	512
 #define	EdonR512_BLOCK_BITSIZE	1024
 
-typedef struct {
-	uint32_t DoublePipe[16];
-	uint8_t LastPart[EdonR256_BLOCK_SIZE * 2];
-} EdonRData256;
 typedef struct {
 	uint64_t DoublePipe[16];
 	uint8_t LastPart[EdonR512_BLOCK_SIZE * 2];
@@ -80,9 +66,12 @@ typedef struct {
 	int unprocessed_bits;
 	uint64_t bits_processed;
 	union {
-		EdonRData256 p256[1];
 		EdonRData512 p512[1];
 	} pipe[1];
+
+	uint64_t s0, s1, s2, s3, s4, s5, s6, s7;
+	uint64_t t0, t1, t2, t3, t4, t5, t6, t7;
+	uint64_t z1, z2, z3, z4, z5, z6, z7, z8;
 } EdonRState;
 
 void EdonRInit(EdonRState *state, size_t hashbitlen);