The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/netinet6/udp6_var.h

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    1 /*      $NetBSD: udp6_var.h,v 1.20 2006/07/23 22:06:13 ad Exp $ */
    2 /*      $KAME: udp6_var.h,v 1.11 2000/06/05 00:14:31 itojun Exp $       */
    3 
    4 /*
    5  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
    6  * All rights reserved.
    7  *
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions
   10  * are met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  * 3. Neither the name of the project nor the names of its contributors
   17  *    may be used to endorse or promote products derived from this software
   18  *    without specific prior written permission.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
   21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
   24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   30  * SUCH DAMAGE.
   31  */
   32 
   33 /*
   34  * Copyright (c) 1982, 1986, 1989, 1993
   35  *      The Regents of the University of California.  All rights reserved.
   36  *
   37  * Redistribution and use in source and binary forms, with or without
   38  * modification, are permitted provided that the following conditions
   39  * are met:
   40  * 1. Redistributions of source code must retain the above copyright
   41  *    notice, this list of conditions and the following disclaimer.
   42  * 2. Redistributions in binary form must reproduce the above copyright
   43  *    notice, this list of conditions and the following disclaimer in the
   44  *    documentation and/or other materials provided with the distribution.
   45  * 3. Neither the name of the University nor the names of its contributors
   46  *    may be used to endorse or promote products derived from this software
   47  *    without specific prior written permission.
   48  *
   49  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   50  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   51  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   52  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   53  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   54  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   55  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   56  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   57  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   58  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   59  * SUCH DAMAGE.
   60  *
   61  *      @(#)udp_var.h   8.1 (Berkeley) 6/10/93
   62  */
   63 
   64 #ifndef _NETINET6_UDP6_VAR_H_
   65 #define _NETINET6_UDP6_VAR_H_
   66 
   67 /*
   68  * UDP Kernel structures and variables.
   69  */
   70 struct  udp6stat {
   71                                 /* input statistics: */
   72         u_quad_t udp6s_ipackets;        /* total input packets */
   73         u_quad_t udp6s_hdrops;          /* packet shorter than header */
   74         u_quad_t udp6s_badsum;          /* checksum error */
   75         u_quad_t udp6s_nosum;           /* no checksum */
   76         u_quad_t udp6s_badlen;          /* data length larger than packet */
   77         u_quad_t udp6s_noport;          /* no socket on port */
   78         u_quad_t udp6s_noportmcast;     /* of above, arrived as broadcast */
   79         u_quad_t udp6s_fullsock;        /* not delivered, input socket full */
   80         u_quad_t udp6ps_pcbcachemiss;   /* input packets missing pcb cache */
   81                                 /* output statistics: */
   82         u_quad_t udp6s_opackets;        /* total output packets */
   83 };
   84 
   85 /*
   86  * Names for UDP6 sysctl objects
   87  */
   88 #define UDP6CTL_SENDSPACE       1       /* default send buffer */
   89 #define UDP6CTL_RECVSPACE       2       /* default recv buffer */
   90 #define UDP6CTL_LOOPBACKCKSUM   3       /* do UDP checksum on loopback? */
   91 #define UDP6CTL_STATS           4       /* udp6 statistics */
   92 #define UDP6CTL_MAXID           5
   93 
   94 #define UDP6CTL_NAMES { \
   95         { 0, 0 }, \
   96         { "sendspace", CTLTYPE_INT }, \
   97         { "recvspace", CTLTYPE_INT }, \
   98         { "do_loopback_cksum", CTLTYPE_INT }, \
   99         { "stats", CTLTYPE_STRUCT }, \
  100 }
  101 
  102 #ifdef _KERNEL
  103 extern  struct  udp6stat udp6stat;
  104 
  105 void    udp6_ctlinput __P((int, struct sockaddr *, void *));
  106 void    udp6_init __P((void));
  107 int     udp6_input __P((struct mbuf **, int *, int));
  108 int     udp6_output __P((struct in6pcb *, struct mbuf *, struct mbuf *,
  109         struct mbuf *, struct lwp *));
  110 int     udp6_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
  111 int     udp6_usrreq __P((struct socket *,
  112                          int, struct mbuf *, struct mbuf *, struct mbuf *,
  113                          struct lwp *));
  114 #endif /* _KERNEL */
  115 
  116 #endif /* !_NETINET6_UDP6_VAR_H_ */

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