Change buffer offset to be unsigned.

diff --git a/cfb.h b/cfb.h
index 3f95dc9..9ef53e1 100644 (file)
--- a/cfb.h
+++ b/cfb.h
@@ -1,6 +1,6 @@
 /* -*-c-*-
  *
- * $Id: cfb.h,v 1.2 1999/12/10 23:16:39 mdw Exp $
+ * $Id: cfb.h,v 1.3 2000/06/17 10:50:55 mdw Exp $
  *
  * Ciphertext feedback for block ciphers
  *
@@ -30,6 +30,9 @@
 /*----- Revision history --------------------------------------------------* 
  *
  * $Log: cfb.h,v $
+ * Revision 1.3  2000/06/17 10:50:55  mdw
+ * Change buffer offset to be unsigned.
+ *
  * Revision 1.2  1999/12/10 23:16:39  mdw
  * Split mode macros into interface and implementation.
  *
@@ -70,7 +73,7 @@
                                                                        \
 typedef struct pre##_cfbctx {                                          \
   pre##_ctx ctx;                       /* Underlying cipher context */ \
-  int off;                             /* Offset into @iv@ buffer */   \
+  unsigned off;                                /* Offset into @iv@ buffer */   \
   octet iv[PRE##_BLKSZ];               /* Previous ciphertext or IV */ \
 } pre##_cfbctx;                                                                \
                                                                        \