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- /*
- * Copyright (c) 1982, 1986 Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted
- * provided that the above copyright notice and this paragraph are
- * duplicated in all such forms and that any documentation,
- * advertising materials, and other materials related to such
- * distribution and use acknowledge that the software was developed
- * by the University of California, Berkeley. The name of the
- * University may not be used to endorse or promote products derived
- * from this software without specific prior written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- *
- * @(#)udp_var.h 7.4 (Berkeley) 6/29/88
- */
-
- /*
- * UDP kernel structures and variables.
- */
- struct udpiphdr {
- struct ipovly ui_i; /* overlaid ip structure */
- struct udphdr ui_u; /* udp header */
- };
- #define ui_next ui_i.ih_next
- #define ui_prev ui_i.ih_prev
- #define ui_x1 ui_i.ih_x1
- #define ui_pr ui_i.ih_pr
- #define ui_len ui_i.ih_len
- #define ui_src ui_i.ih_src
- #define ui_dst ui_i.ih_dst
- #define ui_sport ui_u.uh_sport
- #define ui_dport ui_u.uh_dport
- #define ui_ulen ui_u.uh_ulen
- #define ui_sum ui_u.uh_sum
-
- struct udpstat {
- int udps_hdrops;
- int udps_badsum;
- int udps_badlen;
- };
-
- #define UDP_TTL 30 /* deflt time to live for UDP packets */
-
- #ifdef _KERNEL
- struct inpcb udb;
- struct udpstat udpstat;
- #endif
-