X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=sha1.c;h=89e9f8d5e5138000fcb96e44d0aba485a2b4e323;hb=f0ca870318011539b8cab50cf3e9b96a19307deb;hp=711c51c682b13d85e6de7f829aa80c89cee156c2;hpb=6e51024d966bd015cb8f9c8460c5c21da6a08f9e;p=avr-crypto-lib.git

diff --git a/sha1.c b/sha1.c
index 711c51c..89e9f8d 100644
--- a/sha1.c
+++ b/sha1.c
@@ -1,9 +1,27 @@
+/* sha1.c */
+/*
+    This file is part of the Crypto-avr-lib/microcrypt-lib.
+    Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
+
+    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 3 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 program.  If not, see <http://www.gnu.org/licenses/>.
+*/
 /**
  * \file	sha1.c
  * \author	Daniel Otte
  * \date	08.10.2006
  * \par License:
- * GPL
+ * GPLv3
  * \brief SHA-1 implementation.
  * 
  */
@@ -209,7 +227,7 @@ void sha1 (sha1_hash_t *dest, void* msg, uint32_t length){
 	while(length & (~0x0001ff)){ /* length>=512 */
 		DEBUG_S("\r\none block");
 		sha1_nextBlock(&s, msg);
-		msg += SHA1_BLOCK_BITS/8; /* increment pointer to next block */
+		msg = (uint8_t*)msg + SHA1_BLOCK_BITS/8; /* increment pointer to next block */
 		length -= SHA1_BLOCK_BITS;
 	}
 	sha1_lastBlock(&s, msg, length);