natm.h revision 118541
125603Skjc/* $NetBSD: natm.h,v 1.1 1996/07/04 03:20:12 chuck Exp $ */ 255205Speter/* $FreeBSD: head/sys/netnatm/natm.h 118541 2003-08-06 13:46:15Z harti $ */ 325603Skjc 425603Skjc/* 525603Skjc * 625603Skjc * Copyright (c) 1996 Charles D. Cranor and Washington University. 725603Skjc * All rights reserved. 825603Skjc * 925603Skjc * Redistribution and use in source and binary forms, with or without 1025603Skjc * modification, are permitted provided that the following conditions 1125603Skjc * are met: 1225603Skjc * 1. Redistributions of source code must retain the above copyright 1325603Skjc * notice, this list of conditions and the following disclaimer. 1425603Skjc * 2. Redistributions in binary form must reproduce the above copyright 1525603Skjc * notice, this list of conditions and the following disclaimer in the 1625603Skjc * documentation and/or other materials provided with the distribution. 1725603Skjc * 3. All advertising materials mentioning features or use of this software 1825603Skjc * must display the following acknowledgement: 1925603Skjc * This product includes software developed by Charles D. Cranor and 2025603Skjc * Washington University. 2125603Skjc * 4. The name of the author may not be used to endorse or promote products 2225603Skjc * derived from this software without specific prior written permission. 2325603Skjc * 2425603Skjc * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 2525603Skjc * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 2625603Skjc * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 2725603Skjc * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 2825603Skjc * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2925603Skjc * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 3025603Skjc * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 3125603Skjc * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3225603Skjc * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 3325603Skjc * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3425603Skjc */ 3525603Skjc 3625603Skjc/* 3725603Skjc * natm.h: native mode atm 3825603Skjc */ 3925603Skjc 4025603Skjc/* 4125603Skjc * supported protocols 4225603Skjc */ 43118541Sharti#define PROTO_NATMAAL0 1 44118541Sharti#define PROTO_NATMAAL5 2 4525603Skjc 4625603Skjc/* 4725603Skjc * sockaddr_natm 4825603Skjc */ 4925603Skjc 5025603Skjcstruct sockaddr_natm { 51118541Sharti unsigned char snatm_len; /* length */ 52118541Sharti sa_family_t snatm_family; /* AF_NATM */ 53118541Sharti char snatm_if[IFNAMSIZ]; /* interface name */ 54118541Sharti u_int16_t snatm_vci; /* vci */ 55118541Sharti u_int8_t snatm_vpi; /* vpi */ 5625603Skjc}; 5725603Skjc 5855205Speter#if defined(__FreeBSD__) && defined(_KERNEL) 5925603Skjc 60118541Sharti#define SPLSOFTNET() splnet() 6125603Skjc 6225603Skjc#elif defined(__NetBSD__) || defined(__OpenBSD__) 6325603Skjc 64118541Sharti#define SPLSOFTNET() splsoftnet() 6525603Skjc 6625603Skjc#endif 6725603Skjc 6825603Skjc#ifdef _KERNEL 6925603Skjc 7025603Skjc/* 7125603Skjc * natm protocol control block 7225603Skjc */ 7325603Skjcstruct natmpcb { 74118541Sharti LIST_ENTRY(natmpcb) pcblist; /* list pointers */ 75118541Sharti u_int npcb_inq; /* # of our pkts in proto q */ 76118541Sharti struct socket *npcb_socket; /* backpointer to socket */ 77118541Sharti struct ifnet *npcb_ifp; /* pointer to hardware */ 78118541Sharti struct in_addr ipaddr; /* remote IP address, if APCB_IP */ 79118541Sharti u_int16_t npcb_vci; /* VCI */ 80118541Sharti u_int8_t npcb_vpi; /* VPI */ 81118541Sharti u_int8_t npcb_flags; /* flags */ 8225603Skjc}; 8325603Skjc 8425603Skjc/* flags */ 85118541Sharti#define NPCB_FREE 0x01 /* free (not on any list) */ 86118541Sharti#define NPCB_CONNECTED 0x02 /* connected */ 87118541Sharti#define NPCB_IP 0x04 /* used by IP */ 88118541Sharti#define NPCB_DRAIN 0x08 /* destory as soon as inq == 0 */ 89118541Sharti#define NPCB_RAW 0x10 /* in 'raw' mode? */ 9025603Skjc 9125603Skjc/* flag arg to npcb_free */ 92118541Sharti#define NPCB_REMOVE 0 /* remove from global list */ 93118541Sharti#define NPCB_DESTROY 1 /* destroy and be free */ 9425603Skjc 9525603Skjc/* 9625603Skjc * NPCB_RAWCC is a hack which applies to connections in 'raw' mode. it 9725603Skjc * is used to override the sbspace() macro when you *really* don't want 9825603Skjc * to drop rcv data. the recv socket buffer size is raised to this value. 9925603Skjc * 10025603Skjc * XXX: socket buffering needs to be looked at. 10125603Skjc */ 102118541Sharti#define NPCB_RAWCC (1024*1024) /* 1MB */ 10325603Skjc 10460938SjakeLIST_HEAD(npcblist, natmpcb); 10525603Skjc 10625603Skjc/* global data structures */ 10725603Skjc 10831885Sbdeextern struct npcblist natm_pcbs; /* global list of pcbs */ 10925603Skjc#define NATM_STAT 11025603Skjc#ifdef NATM_STAT 111118541Shartiextern u_int natm_sodropcnt; 112118541Shartiextern u_int natm_sodropbytes; /* account of droppage */ 113118541Shartiextern u_int natm_sookcnt; 114118541Shartiextern u_int natm_sookbytes; /* account of ok */ 11525603Skjc#endif 11625603Skjc 11725603Skjc/* atm_rawioctl: kernel's version of SIOCRAWATM [for internal use only!] */ 11825603Skjcstruct atm_rawioctl { 11925603Skjc struct natmpcb *npcb; 12025603Skjc int rawvalue; 12125603Skjc}; 122118541Sharti#define SIOCXRAWATM _IOWR('a', 125, struct atm_rawioctl) 12325603Skjc 12425603Skjc/* external functions */ 12525603Skjc 12625603Skjc/* natm_pcb.c */ 12792745Salfredstruct natmpcb *npcb_alloc(int); 12892745Salfredvoid npcb_free(struct natmpcb *, int); 129118541Shartistruct natmpcb *npcb_add(struct natmpcb *, struct ifnet *, uint16_t, uint8_t); 13025603Skjc 13125603Skjc/* natm.c */ 13225603Skjc#if defined(__NetBSD__) || defined(__OpenBSD__) 13392745Salfredint natm_usrreq(struct socket *, int, struct mbuf *, 134118541Sharti struct mbuf *, struct mbuf *, struct proc *); 13525603Skjc#elif defined(__FreeBSD__) 13625603Skjc#if __FreeBSD__ > 2 13725603Skjc/* 13825603Skjc * FreeBSD new usrreqs style appeared since 2.2. compatibility to old style 13925603Skjc * has gone since 3.0. 14025603Skjc */ 141118541Sharti#define FREEBSD_USRREQS 14225603Skjcextern struct pr_usrreqs natm_usrreqs; 14325603Skjc#else /* !( __FreeBSD__ > 2) */ 14492745Salfredint natm_usrreq(struct socket *, int, struct mbuf *, 145118541Sharti struct mbuf *, struct mbuf *); 14625603Skjc#endif /* !( __FreeBSD__ > 2) */ 14725603Skjc#endif 148118541Sharti 149118541Sharti#ifdef SYSCTL_HANDLER_ARGS 150118541Shartiint natm0_sysctl(SYSCTL_HANDLER_ARGS); 151118541Shartiint natm5_sysctl(SYSCTL_HANDLER_ARGS); 152118541Sharti#endif 153118541Sharti 154111888Sjlemonvoid natmintr(struct mbuf *); 15525603Skjc 15625603Skjc#endif 157