libelwix/src/crc_tbl.c - diff

Return to crc_tbl.c CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / libelwix / src

version 1.4, 2015/06/25 17:53:50	version 1.5, 2024/10/10 23:55:48
Line 12 terms:	Line 12 terms:
All of the documentation and software included in the ELWIX and AITNET	All of the documentation and software included in the ELWIX and AITNET
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>	Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>

Copyright 2004 - 2015	Copyright 2004 - 2024
by Michael Pounov <misho@elwix.org>. All rights reserved.	by Michael Pounov <misho@elwix.org>. All rights reserved.

Redistribution and use in source and binary forms, with or without	Redistribution and use in source and binary forms, with or without
Line 110 static const uint32_t crc32_table[256] = {	Line 110 static const uint32_t crc32_table[256] = {
#define DO8(crc, buf) DO4(crc, buf); DO4(crc, buf);	#define DO8(crc, buf) DO4(crc, buf); DO4(crc, buf);

/*	/*
* crc_32() - CRC32 calculation from table	* crc32tbl() - CRC32 calculation from table
*	*
* @crc = Initial crc value	* @crc = Initial crc value
* @buf = Data for calculation	* @buf = Data for calculation
Line 118 static const uint32_t crc32_table[256] = {	Line 118 static const uint32_t crc32_table[256] = {
* return: calculated CRC32	* return: calculated CRC32
*/	*/
uint32_t	uint32_t
crc_32(uint32_t crc, const uint8_t * __restrict buf, uint32_t len)	crc32tbl(uint32_t crc, const uint8_t * __restrict buf, uint32_t len)
{	{
crc = crc ^ 0xffffffff;	crc = crc ^ 0xffffffff;
while (len >= 8) {	while (len >= 8) {