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Annotation of 43BSDTahoe/sys/netinet/udp_var.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1982, 1986 Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms are permitted
                      6:  * provided that the above copyright notice and this paragraph are
                      7:  * duplicated in all such forms and that any documentation,
                      8:  * advertising materials, and other materials related to such
                      9:  * distribution and use acknowledge that the software was developed
                     10:  * by the University of California, Berkeley.  The name of the
                     11:  * University may not be used to endorse or promote products derived
                     12:  * from this software without specific prior written permission.
                     13:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
                     14:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
                     15:  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     16:  *
                     17:  *     @(#)udp_var.h   7.4 (Berkeley) 6/29/88
                     18:  */
                     19: 
                     20: /*
                     21:  * UDP kernel structures and variables.
                     22:  */
                     23: struct udpiphdr {
                     24:        struct  ipovly ui_i;            /* overlaid ip structure */
                     25:        struct  udphdr ui_u;            /* udp header */
                     26: };
                     27: #define        ui_next         ui_i.ih_next
                     28: #define        ui_prev         ui_i.ih_prev
                     29: #define        ui_x1           ui_i.ih_x1
                     30: #define        ui_pr           ui_i.ih_pr
                     31: #define        ui_len          ui_i.ih_len
                     32: #define        ui_src          ui_i.ih_src
                     33: #define        ui_dst          ui_i.ih_dst
                     34: #define        ui_sport        ui_u.uh_sport
                     35: #define        ui_dport        ui_u.uh_dport
                     36: #define        ui_ulen         ui_u.uh_ulen
                     37: #define        ui_sum          ui_u.uh_sum
                     38: 
                     39: struct udpstat {
                     40:        int     udps_hdrops;
                     41:        int     udps_badsum;
                     42:        int     udps_badlen;
                     43: };
                     44: 
                     45: #define        UDP_TTL         30              /* deflt time to live for UDP packets */
                     46: 
                     47: #ifdef KERNEL
                     48: struct inpcb udb;
                     49: struct udpstat udpstat;
                     50: #endif

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