General robustification.

[u/mdw/catacomb] / group.h

diff --git a/group.h b/group.h
index 383bc82..d099a8f 100644 (file)
--- a/group.h
+++ b/group.h
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: group.h,v 1.1 2004/04/01 12:50:09 mdw Exp $
+ * $Id: group.h,v 1.2 2004/04/03 03:32:05 mdw Exp $
  *
  * General cyclic group abstraction
  *
@@ -30,6 +30,9 @@
 /*----- Revision history --------------------------------------------------* 
  *
  * $Log: group.h,v $
+ * Revision 1.2  2004/04/03 03:32:05  mdw
+ * General robustification.
+ *
  * Revision 1.1  2004/04/01 12:50:09  mdw
  * Add cyclic group abstraction, with test code.  Separate off exponentation
  * functions for better static linking.  Fix a buttload of bugs on the way.
@@ -76,7 +79,7 @@
   typedef struct ge ge;                        /* Group element (abstract type) */
 #endif
 
-typedef struct group {
+typedef struct group_ {
   const struct group_ops *ops;         /* Operations table */
   size_t nbits;                                /* Size of an element in bits */
   size_t noctets;                      /* Size of an element in octets */
@@ -334,7 +337,7 @@ typedef struct gprime_param {
  *
  * Arguments:  @const gprime_param *gp@ = group parameters
  *
- * Returns:    A pointer to the group.
+ * Returns:    A pointer to the group, or null.
  *
  * Use:                Constructs an abstract group interface for a subgroup of a
  *             prime field.  Group elements are @mp *@ pointers.
@@ -348,7 +351,7 @@ group *group_prime(const gprime_param */*gp*/);
  *
  * Arguments:  @const ec_info *ei@ = elliptic curve parameters
  *
- * Returns:    A pointer to the group.
+ * Returns:    A pointer to the group, or null.
  *
  * Use:                Constructs an abstract group interface for an elliptic curve
  *             group.  Group elements are @ec@ structures.  The contents of