Add an internal-representation no-op function.

[u/mdw/catacomb] / sha.h

diff --git a/sha.h b/sha.h
index c22b3c3..97003ef 100644 (file)
--- a/sha.h
+++ b/sha.h
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: sha.h,v 1.4 2000/06/17 11:32:52 mdw Exp $
+ * $Id: sha.h,v 1.5 2000/10/15 19:09:20 mdw Exp $
  *
  * Implementation of the SHA-1 hash function
  *
@@ -30,6 +30,10 @@
 /*----- Revision history --------------------------------------------------* 
  *
  * $Log: sha.h,v $
+ * Revision 1.5  2000/10/15 19:09:20  mdw
+ * Support HMAC mode for hash functions which need to store more state than
+ * the hash output size.
+ *
  * Revision 1.4  2000/06/17 11:32:52  mdw
  * Change buffer offset to be unsigned.
  *
@@ -72,6 +76,7 @@
 
 #define SHA_BUFSZ 64
 #define SHA_HASHSZ 20
+#define SHA_STATESZ 20
 
 /*----- Data structures ---------------------------------------------------*/