LXR uboot/include/u-boot/crc.h

   1/*
   2 * (C) Copyright 2009
   3 * Marvell Semiconductor <www.marvell.com>
   4 * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
   5 *
   6 * SPDX-License-Identifier:     GPL-2.0+
   7 */
   8
   9#ifndef _UBOOT_CRC_H
  10#define _UBOOT_CRC_H
  11
  12/* lib/crc8.c */
  13unsigned int crc8(unsigned int crc_start, const unsigned char *vptr, int len);
  14
  15/* lib/crc32.c */
  16uint32_t crc32 (uint32_t, const unsigned char *, uint);
  17uint32_t crc32_wd (uint32_t, const unsigned char *, uint, uint);
  18uint32_t crc32_no_comp (uint32_t, const unsigned char *, uint);
  19
  20/**
  21 * crc32_wd_buf - Perform CRC32 on a buffer and return result in buffer
  22 *
  23 * @input:      Input buffer
  24 * @ilen:       Input buffer length
  25 * @output:     Place to put checksum result (4 bytes)
  26 * @chunk_sz:   Trigger watchdog after processing this many bytes
  27 */
  28void crc32_wd_buf(const unsigned char *input, uint ilen,
  29                    unsigned char *output, uint chunk_sz);
  30
  31#endif /* _UBOOT_CRC_H */
  32