X-Git-Url: https://git.distorted.org.uk/u/mdw/catacomb/blobdiff_plain/391faf428ac513f9031c773016d79fdbe8b4653c..d4bb7fded5f9a4b0db99f82e88f22effe94f2ff7:/ec-exp.h diff --git a/ec-exp.h b/ec-exp.h index fb3ed6e..8ee3154 100644 --- a/ec-exp.h +++ b/ec-exp.h @@ -1,13 +1,13 @@ /* -*-c-*- * - * $Id: ec-exp.h,v 1.4 2004/03/22 02:19:10 mdw Exp $ + * $Id: ec-exp.h,v 1.6 2004/04/08 01:36:15 mdw Exp $ * * Exponentiation operations for elliptic curves * * (c) 2001 Straylight/Edgeware */ -/*----- Licensing notice --------------------------------------------------* +/*----- Licensing notice --------------------------------------------------* * * This file is part of Catacomb. * @@ -15,40 +15,18 @@ * it under the terms of the GNU Library General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. - * + * * Catacomb is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Library General Public License for more details. - * + * * You should have received a copy of the GNU Library General Public * License along with Catacomb; if not, write to the Free * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, * MA 02111-1307, USA. */ -/*----- Revision history --------------------------------------------------* - * - * $Log: ec-exp.h,v $ - * Revision 1.4 2004/03/22 02:19:10 mdw - * Rationalise the sliding-window threshold. Drop guarantee that right - * arguments to EC @add@ are canonical, and fix up projective implementations - * to cope. - * - * Revision 1.3 2004/03/21 22:52:06 mdw - * Merge and close elliptic curve branch. - * - * Revision 1.2.4.1 2004/03/20 00:13:31 mdw - * Projective coordinates for prime curves - * - * Revision 1.2 2003/05/15 23:25:59 mdw - * Make elliptic curve stuff build. - * - * Revision 1.1 2002/01/13 13:48:44 mdw - * Further progress. - * - */ - #ifndef CATACOMB_EC_EXP_H #define CATACOMB_EC_EXP_H @@ -64,11 +42,11 @@ (d).x = MP_COPY((p).x); \ (d).y = MP_COPY((p).y); \ (d).z = (p).z ? MP_COPY((p).z) : MP_NEW; \ -} while (0) +} while (0) #define EXP_DROP(x) EC_DESTROY(&(x)) #define EXP_MUL(a, x) EC_ADD(c, &(a), &(a), &(x)) -#define EXP_SQR(a) EC_DBL(c, &(a), &(a)); +#define EXP_SQR(a) EC_DBL(c, &(a), &(a)) #define EXP_FIX(x) #define EXP_SETMUL(d, x, y) do { \