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664a31e496
is an application space macro and the applications are supposed to be free to use it as they please (but cannot). This is consistant with the other BSD's who made this change quite some time ago. More commits to come.
159 lines
5.0 KiB
C
159 lines
5.0 KiB
C
/* $NetBSD: natm.h,v 1.1 1996/07/04 03:20:12 chuck Exp $ */
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/* $FreeBSD$ */
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/*
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*
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* Copyright (c) 1996 Charles D. Cranor and Washington University.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Charles D. Cranor and
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* Washington University.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* natm.h: native mode atm
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*/
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/*
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* supported protocols
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*/
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#define PROTO_NATMAAL0 1
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#define PROTO_NATMAAL5 2
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/*
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* sockaddr_natm
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*/
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struct sockaddr_natm {
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u_int8_t snatm_len; /* length */
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u_int8_t snatm_family; /* AF_NATM */
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char snatm_if[IFNAMSIZ]; /* interface name */
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u_int16_t snatm_vci; /* vci */
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u_int8_t snatm_vpi; /* vpi */
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};
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#if defined(__FreeBSD__) && defined(_KERNEL)
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#define SPLSOFTNET() splnet()
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#elif defined(__NetBSD__) || defined(__OpenBSD__)
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#define SPLSOFTNET() splsoftnet()
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#endif
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#ifdef _KERNEL
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/*
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* natm protocol control block
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*/
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struct natmpcb {
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LIST_ENTRY(natmpcb) pcblist; /* list pointers */
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u_int npcb_inq; /* # of our pkts in proto q */
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struct socket *npcb_socket; /* backpointer to socket */
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struct ifnet *npcb_ifp; /* pointer to hardware */
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struct in_addr ipaddr; /* remote IP address, if APCB_IP */
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u_int16_t npcb_vci; /* VCI */
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u_int8_t npcb_vpi; /* VPI */
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u_int8_t npcb_flags; /* flags */
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};
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/* flags */
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#define NPCB_FREE 0x01 /* free (not on any list) */
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#define NPCB_CONNECTED 0x02 /* connected */
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#define NPCB_IP 0x04 /* used by IP */
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#define NPCB_DRAIN 0x08 /* destory as soon as inq == 0 */
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#define NPCB_RAW 0x10 /* in 'raw' mode? */
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/* flag arg to npcb_free */
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#define NPCB_REMOVE 0 /* remove from global list */
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#define NPCB_DESTROY 1 /* destroy and be free */
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/*
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* NPCB_RAWCC is a hack which applies to connections in 'raw' mode. it
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* is used to override the sbspace() macro when you *really* don't want
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* to drop rcv data. the recv socket buffer size is raised to this value.
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*
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* XXX: socket buffering needs to be looked at.
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*/
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#define NPCB_RAWCC (1024*1024) /* 1MB */
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LIST_HEAD(npcblist, natmpcb);
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/* global data structures */
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extern struct npcblist natm_pcbs; /* global list of pcbs */
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extern struct ifqueue natmintrq; /* natm packet input queue */
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#define NATM_STAT
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#ifdef NATM_STAT
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extern u_int natm_sodropcnt,
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natm_sodropbytes; /* account of droppage */
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extern u_int natm_sookcnt,
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natm_sookbytes; /* account of ok */
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#endif
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/* atm_rawioctl: kernel's version of SIOCRAWATM [for internal use only!] */
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struct atm_rawioctl {
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struct natmpcb *npcb;
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int rawvalue;
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};
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#define SIOCXRAWATM _IOWR('a', 125, struct atm_rawioctl)
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/* external functions */
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/* natm_pcb.c */
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struct natmpcb *npcb_alloc __P((int));
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void npcb_free __P((struct natmpcb *, int));
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struct natmpcb *npcb_add __P((struct natmpcb *, struct ifnet *, int, int));
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/* natm.c */
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#if defined(__NetBSD__) || defined(__OpenBSD__)
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int natm_usrreq __P((struct socket *, int, struct mbuf *,
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struct mbuf *, struct mbuf *, struct proc *));
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#elif defined(__FreeBSD__)
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#if __FreeBSD__ > 2
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/*
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* FreeBSD new usrreqs style appeared since 2.2. compatibility to old style
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* has gone since 3.0.
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*/
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#define FREEBSD_USRREQS
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extern struct pr_usrreqs natm_usrreqs;
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#else /* !( __FreeBSD__ > 2) */
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int natm_usrreq __P((struct socket *, int, struct mbuf *,
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struct mbuf *, struct mbuf *));
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#endif /* !( __FreeBSD__ > 2) */
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#endif
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int natm0_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
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int natm5_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
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void natmintr __P((void));
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#endif
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