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 2008 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25 
  26 /*
  27  * Common routines/data used by zfs and zpool and zio crypto functions.
  28  */
  29 
  30 #include <sys/zio_crypt.h>
  31 
  32 /*
  33  * Cryptographic Algorithm table.
  34  *
  35  * NOTE that some crypto mechanisms require the key length in the
  36  * crypto_key_t to be specified in bits not bytes.  Bytes are used
  37  * here since we kmem_alloc based on these values.
  38  *
  39  * on == aes-256-ccm
  40  *
  41  *      Algorithm/Mode          Keylen  iv      MACLEN  ZIL     Option_name
  42  *                              Bytes                   MACLEN
  43  */
  44 zio_crypt_info_t zio_crypt_table[ZIO_CRYPT_FUNCTIONS] = {
  45         "",                     0,      0,      0,      0,      "inherit",
  46         SUN_CKM_AES_CCM,        32,     12,     16,     8,      "on",
  47         "",                     0,      0,      0,      0,      "off",
  48         SUN_CKM_AES_CCM,        16,     12,     16,     8,      "aes-128-ccm",
  49         SUN_CKM_AES_CCM,        32,     12,     16,     8,      "aes-256-ccm",
  50 };