/* Soil Sensor Firmware
 * CRC Calculation Routine
 * Sensiplicity Systems
 * 
 *  Copyright 2015
 * 
 *  Department of Botany and Plant Pathology
 *  Center for Genome Research and Biocomputing
 *  Oregon State University
 *  Corvallis, OR 97331
 * 
 * This program is not free software; you can not redistribute it and/or
 * modify it at all.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. */
#include <stdint.h>

/* Calculate CRC of a Sense/Net packet. packet[0] is the header. */
uint16_t calc_crc(const uint8_t *packet, uint8_t packet_length);