sha2.h revision 76af83c9adb772f7b045c62cf8b411165bfaa5ef
/*
* Copyright (C) 2005-2007, 2009, 2014, 2016 Internet Systems Consortium, Inc. ("ISC")
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
/* $Id: sha2.h,v 1.12 2009/10/22 02:21:31 each Exp $ */
/* $KAME: sha2.h,v 1.3 2001/03/12 08:27:48 itojun Exp $ */
/*
* sha2.h
*
* Version 1.0.0beta1
*
* Written by Aaron D. Gifford <me@aarongifford.com>
*
* Copyright 2000 Aaron D. Gifford. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* 3. Neither the name of the copyright holder nor the names of contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) AND CONTRIBUTOR(S) ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) OR CONTRIBUTOR(S) BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#ifndef ISC_SHA2_H
#define ISC_SHA2_H
#include <isc/platform.h>
/*** SHA-224/256/384/512 Various Length Definitions ***********************/
#define ISC_SHA224_BLOCK_LENGTH 64U
#define ISC_SHA224_DIGESTLENGTH 28U
#define ISC_SHA256_BLOCK_LENGTH 64U
#define ISC_SHA256_DIGESTLENGTH 32U
#define ISC_SHA384_BLOCK_LENGTH 128
#define ISC_SHA384_DIGESTLENGTH 48U
#define ISC_SHA512_BLOCK_LENGTH 128U
#define ISC_SHA512_DIGESTLENGTH 64U
/*** SHA-256/384/512 Context Structures *******************************/
#ifdef ISC_PLATFORM_OPENSSLHASH
#include <openssl/opensslv.h>
typedef struct {
#if OPENSSL_VERSION_NUMBER < 0x10100000L
#endif
} isc_sha2_t;
typedef isc_sha2_t isc_sha256_t;
typedef isc_sha2_t isc_sha512_t;
typedef pk11_context_t isc_sha256_t;
typedef pk11_context_t isc_sha512_t;
#else
/*
* Keep buffer immediately after bitcount to preserve alignment.
*/
typedef struct {
} isc_sha256_t;
/*
* Keep buffer immediately after bitcount to preserve alignment.
*/
typedef struct {
} isc_sha512_t;
#endif
typedef isc_sha256_t isc_sha224_t;
typedef isc_sha512_t isc_sha384_t;
/*** SHA-224/256/384/512 Function Prototypes ******************************/
void isc_sha224_init (isc_sha224_t *);
void isc_sha224_invalidate (isc_sha224_t *);
void isc_sha256_init (isc_sha256_t *);
void isc_sha256_invalidate (isc_sha256_t *);
void isc_sha384_init (isc_sha384_t *);
void isc_sha384_invalidate (isc_sha384_t *);
void isc_sha512_init (isc_sha512_t *);
void isc_sha512_invalidate (isc_sha512_t *);
#endif /* ISC_SHA2_H */