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