Lines Matching defs:crc
288 CRC_update(int value, int crc)
294 crc <<= 1;
296 if (((crc ^ value) & 0x10000))
297 crc ^= CRC16_POLYNOMIAL;
299 return crc;
307 int crc = 0xffff; /* (jo) init crc16 for error_protection */
310 crc = CRC_update(((unsigned char *) header)[2], crc);
311 crc = CRC_update(((unsigned char *) header)[3], crc);
313 crc = CRC_update(((unsigned char *) header)[i], crc);
316 header[4] = crc >> 8;
317 header[5] = crc & 255;