zfs-builds-mm/zfs-0.8.2/module/icp/include/sha1/sha1_impl.h

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2019-10-24 23:13:56 +02:00
/*
* 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://www.opensolaris.org/os/licensing.
* 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 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SHA1_IMPL_H
#define _SHA1_IMPL_H
#ifdef __cplusplus
extern "C" {
#endif
#define SHA1_HASH_SIZE 20 /* SHA_1 digest length in bytes */
#define SHA1_DIGEST_LENGTH 20 /* SHA1 digest length in bytes */
#define SHA1_HMAC_BLOCK_SIZE 64 /* SHA1-HMAC block size */
#define SHA1_HMAC_MIN_KEY_LEN 1 /* SHA1-HMAC min key length in bytes */
#define SHA1_HMAC_MAX_KEY_LEN INT_MAX /* SHA1-HMAC max key length in bytes */
#define SHA1_HMAC_INTS_PER_BLOCK (SHA1_HMAC_BLOCK_SIZE/sizeof (uint32_t))
/*
* CSPI information (entry points, provider info, etc.)
*/
typedef enum sha1_mech_type {
SHA1_MECH_INFO_TYPE, /* SUN_CKM_SHA1 */
SHA1_HMAC_MECH_INFO_TYPE, /* SUN_CKM_SHA1_HMAC */
SHA1_HMAC_GEN_MECH_INFO_TYPE /* SUN_CKM_SHA1_HMAC_GENERAL */
} sha1_mech_type_t;
/*
* Context for SHA1 mechanism.
*/
typedef struct sha1_ctx {
sha1_mech_type_t sc_mech_type; /* type of context */
SHA1_CTX sc_sha1_ctx; /* SHA1 context */
} sha1_ctx_t;
/*
* Context for SHA1-HMAC and SHA1-HMAC-GENERAL mechanisms.
*/
typedef struct sha1_hmac_ctx {
sha1_mech_type_t hc_mech_type; /* type of context */
uint32_t hc_digest_len; /* digest len in bytes */
SHA1_CTX hc_icontext; /* inner SHA1 context */
SHA1_CTX hc_ocontext; /* outer SHA1 context */
} sha1_hmac_ctx_t;
#ifdef __cplusplus
}
#endif
#endif /* _SHA1_IMPL_H */