--- libelwix/inc/elwix/acrc.h	2014/01/30 07:32:45	1.3.4.1
+++ libelwix/inc/elwix/acrc.h	2017/12/08 00:07:13	1.5.18.1
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@elwix.org>
 *
 * $Author: misho $
-* $Id: acrc.h,v 1.3.4.1 2014/01/30 07:32:45 misho Exp $
+* $Id: acrc.h,v 1.5.18.1 2017/12/08 00:07:13 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -12,7 +12,7 @@ terms:
 All of the documentation and software included in the ELWIX and AITNET
 Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
 
-Copyright 2004 - 2014
+Copyright 2004 - 2017
 	by Michael Pounov <misho@elwix.org>.  All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -90,6 +90,27 @@ unsigned int crcCalc(unsigned char * __restrict psBuf,
  * return: -1 error, !=-1 Checksum
  */
 unsigned short crcIP(unsigned char * __restrict buf, int bufLen);
+/*
+ * crcTCP() - Checksum for TCP v4 communication
+ *
+ * @buf = Data for calculation
+ * @bufLen = Length of data
+ * @th = TCP header
+ * return: -1 error, !=-1 Checksum
+ */
+unsigned short crcTCP(struct in_addr src, struct in_addr dst, 
+		unsigned char * __restrict th);
+/*
+ * crcUDP() - Checksum for UDP v4 communication
+ *
+ * @buf = Data for calculation
+ * @bufLen = Length of data
+ * @uh = UDP header
+ * return: -1 error, !=-1 Checksum
+ */
+unsigned short crcUDP(struct in_addr src, struct in_addr dst, 
+		unsigned char * __restrict uh);
+
 /*
  * crcFletcher16() - Fletcher-16 Checksum computing
  *