LCOM1920-T02G10

/*        $NetBSD: udp6_var.h,v 1.28 2015/05/02 17:18:03 rtr Exp $        */

/*        $KAME: udp6_var.h,v 1.11 2000/06/05 00:14:31 itojun Exp $        */

/*

 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 * 3. Neither the name of the project nor the names of its contributors

 *    may be used to endorse or promote products derived from this software

 *    without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND

 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE

 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

 * SUCH DAMAGE.

 */

/*

 * Copyright (c) 1982, 1986, 1989, 1993

 *        The Regents of the University of California.  All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 * 3. Neither the name of the University nor the names of its contributors

 *    may be used to endorse or promote products derived from this software

 *    without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND

 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE

 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

 * SUCH DAMAGE.

 *

 *        @(#)udp_var.h        8.1 (Berkeley) 6/10/93

 */

#ifndef _NETINET6_UDP6_VAR_H_

#define _NETINET6_UDP6_VAR_H_

/*

 * UDP Kernel structures and variables.

 */

#define        UDP6_STAT_IPACKETS        0        /* total input packets */

#define        UDP6_STAT_HDROPS        1        /* packet shorter than header */

#define        UDP6_STAT_BADSUM        2        /* checksum error */

#define        UDP6_STAT_NOSUM                3        /* no checksum */

#define        UDP6_STAT_BADLEN        4        /* data length larger than packet */

#define        UDP6_STAT_NOPORT        5        /* no socket on port */

#define        UDP6_STAT_NOPORTMCAST        6        /* of above, arrived as multicast */

#define        UDP6_STAT_FULLSOCK        7        /* not delivered, input socket full */

#define        UDP6_STAT_PCBCACHEMISS        8        /* input packets missing pcb cache */

#define        UDP6_STAT_OPACKETS        9        /* total output packets */

#define        UDP6_NSTATS                10

/*

 * Names for UDP6 sysctl objects

 */

#define        UDP6CTL_SENDSPACE        1        /* default send buffer */

#define        UDP6CTL_RECVSPACE        2        /* default recv buffer */

#define        UDP6CTL_LOOPBACKCKSUM        3        /* do UDP checksum on loopback? */

#define        UDP6CTL_STATS                4        /* udp6 statistics */

#define        UDP6CTL_MAXID                5

#define UDP6CTL_NAMES { \

        { 0, 0 }, \

        { "sendspace", CTLTYPE_INT }, \

        { "recvspace", CTLTYPE_INT }, \

        { "do_loopback_cksum", CTLTYPE_INT }, \

        { "stats", CTLTYPE_STRUCT }, \

}

#ifdef _KERNEL

extern const struct pr_usrreqs udp6_usrreqs;

void        *udp6_ctlinput(int, const struct sockaddr *, void *);

int        udp6_ctloutput(int, struct socket *, struct sockopt *);

void        udp6_init(void);

int        udp6_input(struct mbuf **, int *, int);

int        udp6_output(struct in6pcb *, struct mbuf *, struct sockaddr_in6 *,

    struct mbuf *, struct lwp *);

int        udp6_sysctl(int *, u_int, void *, size_t *, void *, size_t);

int        udp6_usrreq(struct socket *, int, struct mbuf *, struct mbuf *,

    struct mbuf *, struct lwp *);

int        udp6_realinput(int, struct sockaddr_in6 *, struct sockaddr_in6 *,

    struct mbuf *, int);

int        udp6_input_checksum(struct mbuf *, const struct udphdr *, int, int);

void        udp6_statinc(u_int);

#endif /* _KERNEL */

#endif /* !_NETINET6_UDP6_VAR_H_ */