/*-
* 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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