crc7.h 1.1 KB

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  1. /* sd2iec - SD/MMC to Commodore serial bus interface/controller
  2. Copyright (C) 2007-2009 Ingo Korb <ingo@akana.de>
  3. Inspiration and low-level SD/MMC access based on code from MMC2IEC
  4. by Lars Pontoppidan et al., see sdcard.c|h and config.h.
  5. FAT filesystem access based on code from ChaN and Jim Brain, see ff.c|h.
  6. This program is free software; you can redistribute it and/or modify
  7. it under the terms of the GNU General Public License as published by
  8. the Free Software Foundation; version 2 of the License only.
  9. This program is distributed in the hope that it will be useful,
  10. but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12. GNU General Public License for more details.
  13. You should have received a copy of the GNU General Public License
  14. along with this program; if not, write to the Free Software
  15. Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  16. crc7.h: Definitions for CRC7 calculation routines
  17. */
  18. #ifndef CRC7_H
  19. #define CRC7_H
  20. uint8_t crc7update(uint8_t crc, const uint8_t data);
  21. #endif