hbcrypto hash-{init,update,final} for incremental hashing

[chiark-tcl.git] / crypto / crypto.h

diff --git a/crypto/crypto.h b/crypto/crypto.h
index 335063114cf5d596bd6da4be6db708888ab07857..ce98da1691732d4a2118731f71ed11b1f1113bec 100644 (file)
--- a/crypto/crypto.h
+++ b/crypto/crypto.h
@@ -1,6 +1,24 @@
 /*
+ * crypto - Tcl bindings for parts of the `nettle' crypto library
+ * Copyright 2006 Ian Jackson
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
  */
 
+
 #ifndef CRYPTO_H
 #define CRYPTO_H
 
@@ -81,6 +99,7 @@ typedef struct {
                     const void *sch);
 } BlockCipherModeInfo;
 
+extern const IdDataSpec cht_hash_states;
 extern const BlockCipherModeInfo cht_blockciphermodeinfo_entries[];
 
 #include "crypto+tcmdif.h"