--- libaitcrc/inc/defs.h	2008/11/05 17:02:55	1.1.1.1
+++ libaitcrc/inc/defs.h	2012/08/29 08:33:06	1.6.2.1
@@ -3,17 +3,87 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: defs.h,v 1.1.1.1 2008/11/05 17:02:55 misho Exp $
+* $Id: defs.h,v 1.6.2.1 2012/08/29 08:33:06 misho Exp $
 *
-*************************************************************************/
+**************************************************************************
+The ELWIX and AITNET software is distributed under the following
+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, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
+	by Michael Pounov <misho@elwix.org>.  All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+3. All advertising materials mentioning features or use of this software
+   must display the following acknowledgement:
+This product includes software developed by Michael Pounov <misho@elwix.org>
+ELWIX - Embedded LightWeight unIX and its contributors.
+4. Neither the name of AITNET nor the names of its contributors
+   may be used to endorse or promote products derived from this software
+   without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGE.
+*/
 #ifndef __DEFS_H
 #define __DEFS_H
 
 
-#define MAX_STR			255
+#ifndef STRSIZ
+#define STRSIZ			256
+#endif
 
+#define MAX_FLETCHER16_DIGEST	21
 #define MAX_FLETCHER_DIGEST	360
 #define MAX_ADLER_DIGEST	5552
+
+#define POLY_CRC32		0xC0A0A0D5
+#define INIT_BERNSTEIN		0x1505
+#define INIT_FNV1		0x811c9dc5
+#define POLY_FNV1		0x1000193
+#define INIT_JENKINS32		0xDEADBEEF
+
+#define ROT32(x, k)		(((x) << (k)) | ((x) >> (32 - (k))))
+#define MIX32(a, b, c) \
+do { \
+	  a -= c;  a ^= ROT32(c, 4);  c += b; \
+	  b -= a;  b ^= ROT32(a, 6);  a += c; \
+	  c -= b;  c ^= ROT32(b, 8);  b += a; \
+	  a -= c;  a ^= ROT32(c, 16); c += b; \
+	  b -= a;  b ^= ROT32(a, 19); a += c; \
+	  c -= b;  c ^= ROT32(b, 4);  b += a; \
+} while (0)
+#define FINAL32(a, b, c) \
+do { \
+	  c ^= b; c -= ROT32(b, 14); \
+	  a ^= c; a -= ROT32(c, 11); \
+	  b ^= a; b -= ROT32(a, 25); \
+	  c ^= b; c -= ROT32(b, 16); \
+	  a ^= c; a -= ROT32(c, 4);  \
+	  b ^= a; b -= ROT32(a, 14); \
+	  c ^= b; c -= ROT32(b, 24); \
+} while (0)
+
+
+inline void crc_SetErr(int eno, char *estr, ...);
 
 
 extern const crcPoly_t crc_Poly[];