src/main/rx/frsky_crc.h

   1 /*
   2  * This file is part of INAV.
   3  *
   4  * INAV is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * INAV 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  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with INAV. If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include <stdbool.h>
  19 #include <stdint.h>
  20
  21 uint8_t frskyCheckSum(uint8_t *data, uint8_t length);
  22 bool frskyCheckSumIsGood(uint8_t *data, uint8_t length);
  23 void frskyCheckSumStep(uint16_t *checksum, uint8_t byte);   // Add byte to checksum
  24 void frskyCheckSumFini(uint16_t *checksum);                 // Finalize checksum