3 4/* 5 * 6 * Copyright (c) 1996 Charles D. Cranor and Washington University. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by Charles D. Cranor and 20 * Washington University. 21 * 4. The name of the author may not be used to endorse or promote products 22 * derived from this software without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 25 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 26 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 27 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 28 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 29 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 33 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36/* 37 * net/if_atm.h 38 */ 39 40#if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__bsdi__) 41#define RTALLOC1(A,B) rtalloc1((A),(B)) 42#elif defined(__FreeBSD__) 43#define RTALLOC1(A,B) rtalloc1((A),(B),0UL) 44#endif 45 46/* 47 * pseudo header for packet transmission 48 */ 49struct atm_pseudohdr { 50 u_int8_t atm_ph[4]; /* flags+VPI+VCI1(msb)+VCI2(lsb) */ 51}; 52 53#define ATM_PH_FLAGS(X) ((X)->atm_ph[0]) 54#define ATM_PH_VPI(X) ((X)->atm_ph[1]) 55#define ATM_PH_VCI(X) ((((X)->atm_ph[2]) << 8) | ((X)->atm_ph[3])) 56#define ATM_PH_SETVCI(X,V) { \ 57 (X)->atm_ph[2] = ((V) >> 8) & 0xff; \ 58 (X)->atm_ph[3] = ((V) & 0xff); \ 59} 60 61#define ATM_PH_AAL5 0x01 /* use AAL5? (0 == aal0) */ 62#define ATM_PH_LLCSNAP 0x02 /* use the LLC SNAP encoding (iff aal5) */ 63 64#define ATM_PH_DRIVER7 0x40 /* reserve for driver's use */ 65#define ATM_PH_DRIVER8 0x80 /* reserve for driver's use */ 66 67#define ATMMTU 9180 /* ATM MTU size for IP */ 68 /* XXX: could be 9188 with LLC/SNAP according 69 to comer */ 70 71/* user's ioctl hook for raw atm mode */ 72#define SIOCRAWATM _IOWR('a', 122, int) /* set driver's raw mode */ 73 74/* atm_pseudoioctl: turns on and off RX VCIs [for internal use only!] */ 75struct atm_pseudoioctl { 76 struct atm_pseudohdr aph; 77 void *rxhand; 78}; 79#define SIOCATMENA _IOWR('a', 123, struct atm_pseudoioctl) /* enable */ 80#define SIOCATMDIS _IOWR('a', 124, struct atm_pseudoioctl) /* disable */ 81 82 83/* 84 * XXX forget all the garbage in if_llc.h and do it the easy way 85 */ 86 87#define ATMLLC_HDR "\252\252\3\0\0\0" 88struct atmllc { 89 u_int8_t llchdr[6]; /* aa.aa.03.00.00.00 */ 90 u_int8_t type[2]; /* "ethernet" type */ 91}; 92 93/* ATM_LLC macros: note type code in host byte order */ 94#define ATM_LLC_TYPE(X) (((X)->type[0] << 8) | ((X)->type[1])) 95#define ATM_LLC_SETTYPE(X,V) { \ 96 (X)->type[0] = ((V) >> 8) & 0xff; \ 97 (X)->type[1] = ((V) & 0xff); \ 98} 99 100#ifdef _KERNEL 101void atm_ifattach(struct ifnet *);
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