lbn68000.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* Copyright (c) 1999 by Sun Microsystems, Inc.
* All rights reserved.
*/
/*
* Cylink Corporation � 1998
*
* This software is licensed by Cylink to the Internet Software Consortium to
* promote implementation of royalty free public key cryptography within IETF
* standards. Cylink wishes to expressly thank the contributions of Dr.
* Martin Hellman, Whitfield Diffie, Ralph Merkle and Stanford University for
* their contributions to Internet Security. In accordance with the terms of
* this license, ISC is authorized to distribute and sublicense this software
* for the practice of IETF standards.
*
* The software includes BigNum, written by Colin Plumb and licensed by Philip
* R. Zimmermann for royalty free use and distribution with Cylink's
* software. Use of BigNum as a stand alone product or component is
* specifically prohibited.
*
* Disclaimer of All Warranties. THIS SOFTWARE IS BEING PROVIDED "AS IS",
* WITHOUT ANY EXPRESSED OR IMPLIED WARRANTY OF ANY KIND WHATSOEVER. IN
* PARTICULAR, WITHOUT LIMITATION ON THE GENERALITY OF THE FOREGOING, CYLINK
* MAKES NO REPRESENTATION OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
* PURPOSE.
*
* Cylink or its representatives shall not be liable for tort, indirect,
* special or consequential damages such as loss of profits or loss of
* goodwill from the use or inability to use the software for any purpose or
* for any reason whatsoever.
*
* EXPORT LAW: Export of the Foundations Suite may be subject to compliance
* with the rules and regulations promulgated from time to time by the Bureau
* of Export Administration, United States Department of Commerce, which
* restrict the export and re-export of certain products and technical data.
* If the export of the Foundations Suite is controlled under such rules and
* regulations, then the Foundations Suite shall not be exported or
* re-exported, directly or indirectly, (a) without all export or re-export
* licenses and governmental approvals required by any applicable laws, or (b)
* in violation of any applicable prohibition against the export or re-export
* of any part of the Foundations Suite. All export licenses for software
* containing the Foundations Suite are the sole responsibility of the licensee.
*/
/*
* lbn68000.h - 16-bit bignum primitives for the 68000 (or 68010) processors.
*
* These primitives use little-endian word order.
* (The order of bytes within words is irrelevant.)
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#define BN_LITTLE_ENDIAN 1
typedef unsigned short bnword16
#define BNWORD16 bnword16
bnword16 lbnSub1_16(bnword16 *num, unsigned len, bnword16 borrow);
bnword16 lbnAdd1_16(bnword16 *num, unsigned len, bnword16 carry);
void lbnMulN1_16(bnword16 *out, bnword16 const *in, unsigned len, bnword16 k);
bnword16
lbnMulAdd1_16(bnword16 *out, bnword16 const *in, unsigned len, bnword16 k);
bnword16
lbnMulSub1_16(bnword16 *out, bnword16 const *in, unsigned len, bnword16 k);
bnword16 lbnDiv21_16(bnword16 *q, bnword16 nh, bnword16 nl, bnword16 d);
unsigned lbnModQ_16(bnword16 const *n, unsigned len, bnword16 d);
int is68020(void);
/* #define the values to exclude the C versions */
#define lbnSub1_16 lbnSub1_16
#define lbnAdd1_16 lbnAdd1_16
#define lbnMulN1_16 lbnMulN1_16
#define lbnMulAdd1_16 lbnMulAdd1_16
#define lbnMulSub1_16 lbnMulSub1_16
#define lbnDiv21_16 lbnDiv21_16
#define lbnModQ_16 lbnModQ_16
/* Also include the 68020 definitions for 16/32 bit switching versions. */
#include <lbn68020.h>