Lines Matching refs:pkt_checksum
324 unsigned short pkt_checksum = 0;
350 pkt_checksum = *((unsigned short *) (pkt->data+10+iphdr));
351 if (pkt_checksum) {
353 if (pkt_checksum == 0xFFFF) {
354 pkt_checksum = 0;
363 pkt_checksum = *((unsigned short *) (pkt->data+20+iphdr));
365 if (pkt_checksum == 0xFFFF) {
366 pkt_checksum = 0;
374 pkt_checksum -= *((unsigned short *) (pkt->data+16)) ^ 0xFFFF;
375 pkt_checksum -= *((unsigned short *) (pkt->data+18)) ^ 0xFFFF;
384 pkt_checksum += *((unsigned short *) (pkt->data+16)) ^ 0xFFFF;
385 pkt_checksum += *((unsigned short *) (pkt->data+18)) ^ 0xFFFF;
393 *((unsigned short *) (pkt->data+20+iphdr)) = pkt_checksum;
396 *((unsigned short *) (pkt->data+10+iphdr)) = pkt_checksum;