95 lines
4.6 KiB
C
95 lines
4.6 KiB
C
/* $NetBSD: bn16.h,v 1.1.1.1 2001/05/17 20:46:47 itojun Exp $ */
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/*
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* Cylink Corporation © 1998
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*
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* This software is licensed by Cylink to the Internet Software Consortium to
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* promote implementation of royalty free public key cryptography within IETF
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* standards. Cylink wishes to expressly thank the contributions of Dr.
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* Martin Hellman, Whitfield Diffie, Ralph Merkle and Stanford University for
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* their contributions to Internet Security. In accordance with the terms of
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* this license, ISC is authorized to distribute and sublicense this software
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* for the practice of IETF standards.
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*
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* The software includes BigNum, written by Colin Plumb and licensed by Philip
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* R. Zimmermann for royalty free use and distribution with Cylink's
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* software. Use of BigNum as a stand alone product or component is
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* specifically prohibited.
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*
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* Disclaimer of All Warranties. THIS SOFTWARE IS BEING PROVIDED "AS IS",
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* WITHOUT ANY EXPRESSED OR IMPLIED WARRANTY OF ANY KIND WHATSOEVER. IN
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* PARTICULAR, WITHOUT LIMITATION ON THE GENERALITY OF THE FOREGOING, CYLINK
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* MAKES NO REPRESENTATION OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
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* PURPOSE.
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*
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* Cylink or its representatives shall not be liable for tort, indirect,
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* special or consequential damages such as loss of profits or loss of
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* goodwill from the use or inability to use the software for any purpose or
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* for any reason whatsoever.
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*
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* EXPORT LAW: Export of the Foundations Suite may be subject to compliance
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* with the rules and regulations promulgated from time to time by the Bureau
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* of Export Administration, United States Department of Commerce, which
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* restrict the export and re-export of certain products and technical data.
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* If the export of the Foundations Suite is controlled under such rules and
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* regulations, then the Foundations Suite shall not be exported or
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* re-exported, directly or indirectly, (a) without all export or re-export
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* licenses and governmental approvals required by any applicable laws, or (b)
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* in violation of any applicable prohibition against the export or re-export
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* of any part of the Foundations Suite. All export licenses for software
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* containing the Foundations Suite are the sole responsibility of the licensee.
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*/
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/*
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* bn16.h - interface to 16-bit bignum routines.
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*/
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struct BigNum;
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void bnInit_16(void);
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void bnEnd_16(struct BigNum *bn);
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int bnPrealloc_16(struct BigNum *bn, unsigned bits);
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int bnCopy_16(struct BigNum *dest, struct BigNum const *src);
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int bnSwap_16(struct BigNum *a, struct BigNum *b);
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void bnNorm_16(struct BigNum *bn);
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void bnExtractBigBytes_16(struct BigNum const *bn, unsigned char *dest,
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unsigned lsbyte, unsigned dlen);
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int bnInsertBigBytes_16(struct BigNum *bn, unsigned char const *src,
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unsigned lsbyte, unsigned len);
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void bnExtractLittleBytes_16(struct BigNum const *bn, unsigned char *dest,
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unsigned lsbyte, unsigned dlen);
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int bnInsertLittleBytes_16(struct BigNum *bn, unsigned char const *src,
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unsigned lsbyte, unsigned len);
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unsigned bnLSWord_16(struct BigNum const *src);
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unsigned bnBits_16(struct BigNum const *src);
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int bnAdd_16(struct BigNum *dest, struct BigNum const *src);
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int bnSub_16(struct BigNum *dest, struct BigNum const *src);
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int bnCmpQ_16(struct BigNum const *a, unsigned b);
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int bnSetQ_16(struct BigNum *dest, unsigned src);
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int bnAddQ_16(struct BigNum *dest, unsigned src);
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int bnSubQ_16(struct BigNum *dest, unsigned src);
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int bnCmp_16(struct BigNum const *a, struct BigNum const *b);
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int bnSquare_16(struct BigNum *dest, struct BigNum const *src);
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int bnMul_16(struct BigNum *dest, struct BigNum const *a,
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struct BigNum const *b);
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int bnMulQ_16(struct BigNum *dest, struct BigNum const *a, unsigned b);
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int bnDivMod_16(struct BigNum *q, struct BigNum *r, struct BigNum const *n,
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struct BigNum const *d);
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int bnMod_16(struct BigNum *dest, struct BigNum const *src,
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struct BigNum const *d);
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unsigned bnModQ_16(struct BigNum const *src, unsigned d);
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int bnExpMod_16(struct BigNum *dest, struct BigNum const *n,
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struct BigNum const *exp, struct BigNum const *mod);
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int bnDoubleExpMod_16(struct BigNum *dest,
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struct BigNum const *n1, struct BigNum const *e1,
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struct BigNum const *n2, struct BigNum const *e2,
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struct BigNum const *mod);
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int bnTwoExpMod_16(struct BigNum *n, struct BigNum const *exp,
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struct BigNum const *mod);
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int bnGcd_16(struct BigNum *dest, struct BigNum const *a,
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struct BigNum const *b);
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int bnInv_16(struct BigNum *dest, struct BigNum const *src,
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struct BigNum const *mod);
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int bnLShift_16(struct BigNum *dest, unsigned amt);
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void bnRShift_16(struct BigNum *dest, unsigned amt);
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unsigned bnMakeOdd_16(struct BigNum *n);
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