osfmk/kdp/kdp_udp.c

475 	struct udpiphdr		aligned_ui, *ui = &aligned_ui;
487 	bcopy((char *)&pkt.data[pkt.off], (char *)ui, sizeof(*ui));
489 	ui = (struct udpiphdr *)&pkt.data[pkt.off];
491 	ui->ui_next = ui->ui_prev = 0;
492 	ui->ui_x1 = 0;
493 	ui->ui_pr = IPPROTO_UDP;
494 	ui->ui_len = htons((u_short)pkt.len + sizeof (struct udphdr));
495 	tmp_ipaddr = ui->ui_src;
496 	ui->ui_src = ui->ui_dst;
497 	ui->ui_dst = tmp_ipaddr;
498 	ui->ui_sport = htons(KDP_REMOTE_PORT);
499 	ui->ui_dport = reply_port;
500 	ui->ui_ulen = ui->ui_len;
501 	ui->ui_sum = 0;
503 	bcopy((char *)ui, (char *)&pkt.data[pkt.off], sizeof(*ui));
548     struct udpiphdr		aligned_ui, *ui = &aligned_ui;
558     bcopy((char *)&pkt.data[pkt.off], (char *)ui, sizeof(*ui));
560     ui = (struct udpiphdr *)&pkt.data[pkt.off];
562     ui->ui_next = ui->ui_prev = 0;
563     ui->ui_x1 = 0;
564     ui->ui_pr = IPPROTO_UDP;
565     ui->ui_len = htons((u_short)pkt.len + sizeof (struct udphdr));
566     ui->ui_src = adr.loc.in;
567     ui->ui_dst = adr.rmt.in;
568     ui->ui_sport = htons(KDP_REMOTE_PORT);
569     ui->ui_dport = remote_port;
570     ui->ui_ulen = ui->ui_len;
571     ui->ui_sum = 0;
573     bcopy((char *)ui, (char *)&pkt.data[pkt.off], sizeof(*ui));
829 	struct udpiphdr		aligned_ui, *ui = &aligned_ui;
873 	bcopy((char *)&pkt.data[pkt.off], (char *)ui, sizeof(*ui));
876 	ui = (struct udpiphdr *)&pkt.data[pkt.off];
881 	if (ui->ui_pr != IPPROTO_UDP) {
889 	if (ntohs(ui->ui_dport) != KDP_REMOTE_PORT) {
890 		if (panicd_port == (ntohs(ui->ui_dport)) &&
892 			last_panic_port = ui->ui_sport;
912 		adr.loc.in = ui->ui_dst;
915 		adr.rmt.in = ui->ui_src;
921 	pkt.len = ntohs((u_short)ui->ui_ulen) - (unsigned int)sizeof (struct udphdr);
1421 	struct udpiphdr		aligned_ui, *ui = &aligned_ui;
1435 	bcopy((char *)&pkt.data[pkt.off], (char *)ui, sizeof(*ui));
1437 	ui = (struct udpiphdr *)&pkt.data[pkt.off];
1439 	ui->ui_next = ui->ui_prev = 0;
1440 	ui->ui_x1 = 0;
1441 	ui->ui_pr = IPPROTO_UDP;
1442 	ui->ui_len = htons((u_short)pkt.len + sizeof (struct udphdr));
1443 	ui->ui_src.s_addr = (uint32_t)kdp_current_ip_address;
1445 	ui->ui_dst.s_addr = panic_server_ip;
1446 	ui->ui_sport = htons(panicd_port);
1447 	ui->ui_dport = ((request == KDP_WRQ) ? htons(panicd_port) : last_panic_port);
1448 	ui->ui_ulen = ui->ui_len;
1449 	ui->ui_sum = 0;
1451 	bcopy((char *)ui, (char *)&pkt.data[pkt.off], sizeof(*ui));