include/zfs_fletcher.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25
  26 #ifndef _ZFS_FLETCHER_H
  27 #define _ZFS_FLETCHER_H
  28
  29 #include <sys/types.h>
  30 #include <sys/spa.h>
  31
  32 #ifdef  __cplusplus
  33 extern "C" {
  34 #endif
  35
  36 /*
  37  * fletcher checksum functions
  38  */
  39
  40 void fletcher_2_native(const void *, uint64_t, zio_cksum_t *);
  41 void fletcher_2_byteswap(const void *, uint64_t, zio_cksum_t *);
  42 void fletcher_4_native(const void *, uint64_t, zio_cksum_t *);
  43 void fletcher_4_byteswap(const void *, uint64_t, zio_cksum_t *);
  44 void fletcher_4_incremental_native(const void *, uint64_t,
  45     zio_cksum_t *);
  46 void fletcher_4_incremental_byteswap(const void *, uint64_t,
  47     zio_cksum_t *);
  48
  49 #ifdef  __cplusplus
  50 }
  51 #endif
  52
  53 #endif  /* _ZFS_FLETCHER_H */