X-Git-Url: https://git.distorted.org.uk/u/mdw/catacomb/blobdiff_plain/4f743df55ac05e51bc69aaabd188132f2f94543b..578a86d91941a0f722b87973d88e84ec2cf9a608:/bbs-jump.c

diff --git a/bbs-jump.c b/bbs-jump.c
index 8e7109d..135d048 100644
--- a/bbs-jump.c
+++ b/bbs-jump.c
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: bbs-jump.c,v 1.2 1999/12/22 15:52:08 mdw Exp $
+ * $Id: bbs-jump.c,v 1.5 2004/04/08 01:36:15 mdw Exp $
  *
  * Jumping around a BBS sequence
  *
@@ -27,17 +27,6 @@
  * MA 02111-1307, USA.
  */
 
-/*----- Revision history --------------------------------------------------* 
- *
- * $Log: bbs-jump.c,v $
- * Revision 1.2  1999/12/22 15:52:08  mdw
- * Rename `bbs_params' to `bbs_param' for consistency.
- *
- * Revision 1.1  1999/12/10 23:14:59  mdw
- * Blum-Blum-Shub generator, and Blum-Goldwasser encryption.
- *
- */
-
 /*----- Header files ------------------------------------------------------*/
 
 #include "bbs.h"
@@ -51,7 +40,7 @@
 /* --- @jump@ --- *
  *
  * Arguments:	@bbs *b@ = pointer to BBS generator context
- *		@bbs_param *bp@ = pointer to BBS modulus factors
+ *		@bbs_priv *bp@ = pointer to BBS modulus factors
  *		@unsigned long n@ = number of steps to move
  *		@mp *px@ = exponent mod @p@ for a one-step jump
  *		@mp *qx@ = exponent mod @q@ for a one-step jump
@@ -77,7 +66,7 @@
  *
  *		If you want to step the generator forwards, simply set
  *		%$px = qx = 2$%.  If you want to step backwards, make
- *		%$px = (p + 1)/4$% and %$qx = (q + 1)/4%$.  Note that, if
+ *		%$px = (p + 1)/4$% and %$qx = (q + 1)/4$%.  Note that, if
  *		%$x$% is a quadratic residue mod $%p$%, then
  *
  *		%$(x^2) ^ {(p + 1)/4}$%
@@ -89,7 +78,7 @@
  *		%$p \equiv 3 \pmod 4$%.)
  */
 
-static void jump(bbs *b, bbs_param *bp, unsigned long n,
+static void jump(bbs *b, bbs_priv *bp, unsigned long n,
 		 mp *px, mp *qx)
 {
   mp *ep, *eq;
@@ -169,7 +158,7 @@ static void jump(bbs *b, bbs_param *bp, unsigned long n,
 /* --- @bbs_ff@ --- *
  *
  * Arguments:	@bbs *b@ = pointer to a BBS generator state
- *		@bbs_param *bp@ = pointer to BBS modulus factors
+ *		@bbs_priv *bp@ = pointer to BBS modulus factors
  *		@unsigned long n@ = number of steps to make
  *
  * Returns:	---
@@ -179,7 +168,7 @@ static void jump(bbs *b, bbs_param *bp, unsigned long n,
  *		efficiently.
  */
 
-void bbs_ff(bbs *b, bbs_param *bp, unsigned long n)
+void bbs_ff(bbs *b, bbs_priv *bp, unsigned long n)
 {
   jump(b, bp, n, MP_TWO, MP_TWO);
 }
@@ -187,7 +176,7 @@ void bbs_ff(bbs *b, bbs_param *bp, unsigned long n)
 /* --- @bbs_rew@ --- *
  *
  * Arguments:	@bbs *b@ = pointer to a BBS generator state
- *		@bbs_param *bp@ = pointer to BBS modulus factors
+ *		@bbs_priv *bp@ = pointer to BBS modulus factors
  *		@unsigned long n@ = number of steps to make
  *
  * Returns:	---
@@ -197,7 +186,7 @@ void bbs_ff(bbs *b, bbs_param *bp, unsigned long n)
  *		at all.
  */
 
-void bbs_rew(bbs *b, bbs_param *bp, unsigned long n)
+void bbs_rew(bbs *b, bbs_priv *bp, unsigned long n)
 {
   mp *px = mp_lsr(MP_NEW, bp->p, 2);
   mp *qx = mp_lsr(MP_NEW, bp->q, 2);
@@ -214,7 +203,7 @@ void bbs_rew(bbs *b, bbs_param *bp, unsigned long n)
 
 static int verify(dstr *v)
 {
-  bbs_param bp;
+  bbs_priv bp;
   bbs b;
   mp *x;
   unsigned long n;