/* -*-c-*-
*
- * $Id: ec-exp.h,v 1.1 2002/01/13 13:48:44 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.
*
* 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 1.1 2002/01/13 13:48:44 mdw
- * Further progress.
- *
- */
-
#ifndef CATACOMB_EC_EXP_H
#define CATACOMB_EC_EXP_H
#define EXP_TYPE ec
-#define EXP_COPY(d, x) do { \
- d.x = MP_COPY(x.x); \
- d.y = MP_COPY(x.y); \
- d.z = x.z ? MP_COPY(x.x) : MP_NEW; \
-} while (0)
-#define EXP_DROP(x) EC_DESTROY(c, &x)
+#define EXP_COPY(d, p) do { \
+ (d).x = MP_COPY((p).x); \
+ (d).y = MP_COPY((p).y); \
+ (d).z = (p).z ? MP_COPY((p).z) : MP_NEW; \
+} 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_MUL(a, x) EC_ADD(c, &(a), &(a), &(x))
+#define EXP_SQR(a) EC_DBL(c, &(a), &(a))
+#define EXP_FIX(x)
#define EXP_SETMUL(d, x, y) do { \
- EC_CREATE(&d); \
- EC_ADD(c, &d, &x, &y); \
+ EC_CREATE(&(d)); \
+ EC_ADD(c, &(d), &(x), &(y)); \
} while (0)
#define EXP_SETSQR(d, x) do { \
- EC_CREATE(&d); \
- EC_DBL(c, &d, &x); \
+ EC_CREATE(&(d)); \
+ EC_DBL(c, &(d), &(x)); \
} while (0)
#include "exp.h"