X-Git-Url: https://git.distorted.org.uk/u/mdw/catacomb/blobdiff_plain/b085fd9162fa3ff5b16788ced6d11a71ffe5a5fe..dbfee00a86609283c4633df870692be3db9bc5e4:/ec.h

diff --git a/ec.h b/ec.h
index 2efe939..72ee7a9 100644
--- a/ec.h
+++ b/ec.h
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: ec.h,v 1.3 2002/01/13 13:48:44 mdw Exp $
+ * $Id: ec.h,v 1.4.4.1 2003/06/10 13:43:53 mdw Exp $
  *
  * Elliptic curve definitions
  *
@@ -30,6 +30,12 @@
 /*----- Revision history --------------------------------------------------* 
  *
  * $Log: ec.h,v $
+ * Revision 1.4.4.1  2003/06/10 13:43:53  mdw
+ * Simple (non-projective) curves over prime fields now seem to work.
+ *
+ * Revision 1.4  2003/05/15 23:25:59  mdw
+ * Make elliptic curve stuff build.
+ *
  * Revision 1.3  2002/01/13 13:48:44  mdw
  * Further progress.
  *
@@ -74,7 +80,7 @@ typedef struct ec {
 
 typedef struct ec_mulfactor {
   ec base;				/* The point */
-  ec *exp;				/* The exponent */
+  mp *exp;				/* The exponent */
 } ec_mulfactor;
 
 /* --- Elliptic curve operations --- */
@@ -91,7 +97,7 @@ typedef struct ec_ops {
 } ec_ops;
 
 #define EC_IN(c, d, p)		(c)->ops->in((c), (d), (p))
-#define EC_OUT(c, d, p)		(c)->ops->in((c), (d), (p))
+#define EC_OUT(c, d, p)		(c)->ops->out((c), (d), (p))
 
 #define EC_FIND(c, d, x)	(c)->ops->find((c), (d), (x))
 #define EC_NEG(c, d, x)		(c)->ops->neg((c), (d), (x))
@@ -372,7 +378,7 @@ extern ec *ec_projout(ec_curve */*c*/, ec */*d*/, const ec */*p*/);
  *
  * Arguments:	@ec_curve *c@ = pointer to an elliptic curve
  *		@ec *d@ = pointer to the destination
- *		@const ec *a, *b@ = the operand points
+ *		@const ec *p, *q@ = the operand points
  *
  * Returns:	The destination @d@.
  *
@@ -381,7 +387,8 @@ extern ec *ec_projout(ec_curve */*c*/, ec */*d*/, const ec */*p*/);
  *		subtraction operator.
  */
 
-extern ec *ec_stdsub(ec_curve */*c*/, ec */*d*/, const ec */*p*/);
+extern ec *ec_stdsub(ec_curve */*c*/, ec */*d*/,
+		     const ec */*p*/, const ec */*q*/);
 
 /*----- Creating curves ---------------------------------------------------*/
 
@@ -398,7 +405,7 @@ extern void ec_destroycurve(ec_curve */*c*/);
 
 /* --- @ec_prime@, @ec_primeproj@ --- *
  *
- * Arguments:	@field *f@ = the underyling field for this elliptic curve
+ * Arguments:	@field *f@ = the underlying field for this elliptic curve
  *		@mp *a, *b@ = the coefficients for this curve
  *
  * Returns:	A pointer to the curve.