LXR qemu/include/qemu/crc32c.h

   1/*
   2 *  Castagnoli CRC32C Checksum Algorithm
   3 *
   4 *  Polynomial: 0x11EDC6F41
   5 *
   6 *  Castagnoli93: Guy Castagnoli and Stefan Braeuer and Martin Herrman
   7 *               "Optimization of Cyclic Redundancy-Check Codes with 24
   8 *                 and 32 Parity Bits",IEEE Transactions on Communication,
   9 *                Volume 41, Number 6, June 1993
  10 *
  11 *  Copyright (c) 2013 Red Hat, Inc.,
  12 *
  13 *  Authors:
  14 *   Jeff Cody <jcody@redhat.com>
  15 *
  16 *  Based on the Linux kernel cryptographic crc32c module,
  17 *
  18 *  Copyright (c) 2004 Cisco Systems, Inc.
  19 *  Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au>
  20 *
  21 * This program is free software; you can redistribute it and/or modify it
  22 * under the terms of the GNU General Public License as published by the Free
  23 * Software Foundation; either version 2 of the License, or (at your option)
  24 * any later version.
  25 *
  26 */
  27
  28#ifndef QEMU_CRC32C_H
  29#define QEMU_CRC32C_H
  30
  31#include "qemu-common.h"
  32
  33uint32_t crc32c(uint32_t crc, const uint8_t *data, unsigned int length);
  34
  35#endif
  36