Lines Matching refs:cksum
338 __u8 cksum = 0; in gsp_send_ack() local
347 cksum += ACK; in gsp_send_ack()
350 cksum += 2; in gsp_send_ack()
353 cksum += pkt_id; in gsp_send_ack()
359 *ptr++ = (-cksum) & 0xFF; in gsp_send_ack()
387 int cksum = 0; in gsp_rec_packet() local
401 cksum += *recpkt++; in gsp_rec_packet()
402 cksum += *recpkt++; in gsp_rec_packet()
412 cksum += *recpkt++; in gsp_rec_packet()
416 if (((cksum + *recpkt) & 0xff) != 0) { in gsp_rec_packet()
418 __func__, -cksum & 0xff, *recpkt); in gsp_rec_packet()
592 int cksum = 0; in gsp_send() local
667 cksum += pktid; in gsp_send()
669 cksum += datalen; in gsp_send()
676 cksum += c; in gsp_send()
681 cksum = -cksum & 0xFF; in gsp_send()
682 *dst++ = cksum; in gsp_send()
683 if (cksum == DLE) in gsp_send()