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/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
* Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* a) Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* b) Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the distribution.
*
* c) Neither the name of Cisco Systems, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 COPYRIGHT OWNER OR CONTRIBUTORS 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 __NETINET_SCTP_SHA1_H__
#define __NETINET_SCTP_SHA1_H__
#include <sys/types.h>
#if defined(SCTP_USE_NSS_SHA1)
#include <pk11pub.h>
#elif defined(SCTP_USE_OPENSSL_SHA1)
#include <openssl/sha.h>
#endif
struct sctp_sha1_context {
#if defined(SCTP_USE_NSS_SHA1)
struct PK11Context *pk11_ctx;
#elif defined(SCTP_USE_OPENSSL_SHA1)
SHA_CTX sha_ctx;
#else
unsigned int A;
unsigned int B;
unsigned int C;
unsigned int D;
unsigned int E;
unsigned int H0;
unsigned int H1;
unsigned int H2;
unsigned int H3;
unsigned int H4;
unsigned int words[80];
unsigned int TEMP;
/* block I am collecting to process */
char sha_block[64];
/* collected so far */
int how_many_in_block;
unsigned int running_total;
#endif
};
#if (defined(__APPLE__) && !defined(__Userspace__) && defined(KERNEL))
#ifndef _KERNEL
#define _KERNEL
#endif
#endif
#if defined(_KERNEL) || defined(__Userspace__)
void sctp_sha1_init(struct sctp_sha1_context *);
void sctp_sha1_update(struct sctp_sha1_context *, const unsigned char *, unsigned int);
void sctp_sha1_final(unsigned char *, struct sctp_sha1_context *);
#endif
#endif
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