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/* $OpenBSD: if_atm.h,v 1.8 1996/11/09 23:02:31 chuck Exp $ */
/*
*
* Copyright (c) 1996 Charles D. Cranor and Washington University.
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Charles D. Cranor and
* Washington University.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
/*
* net/if_atm.h
*/
#if (defined(__FreeBSD__) || defined(__bsdi__)) && defined(KERNEL)
#ifndef _KERNEL
#define _KERNEL
#endif
#endif /* freebsd doesn't define _KERNEL */
#if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__bsdi__)
#define RTALLOC1(A,B) rtalloc1((A),(B))
#elif defined(__FreeBSD__)
#define RTALLOC1(A,B) rtalloc1((A),(B),0UL)
#endif
/*
* pseudo header for packet transmission
*/
struct atm_pseudohdr {
u_int8_t atm_ph[4]; /* flags+VPI+VCI1(msb)+VCI2(lsb) */
};
#define ATM_PH_FLAGS(X) ((X)->atm_ph[0])
#define ATM_PH_VPI(X) ((X)->atm_ph[1])
#define ATM_PH_VCI(X) ((((X)->atm_ph[2]) << 8) | ((X)->atm_ph[3]))
#define ATM_PH_SETVCI(X,V) { \
(X)->atm_ph[2] = ((V) >> 8) & 0xff; \
(X)->atm_ph[3] = ((V) & 0xff); \
}
#define ATM_PH_AAL5 0x01 /* use AAL5? (0 == aal0) */
#define ATM_PH_LLCSNAP 0x02 /* use the LLC SNAP encoding (iff aal5) */
#define ATM_PH_DRIVER7 0x40 /* reserve for driver's use */
#define ATM_PH_DRIVER8 0x80 /* reserve for driver's use */
#define ATMMTU 9180 /* ATM MTU size for IP */
/* XXX: could be 9188 with LLC/SNAP according
to comer */
/* user's ioctl hook for raw atm mode */
#define SIOCRAWATM _IOWR('a', 122, int) /* set driver's raw mode */
/* atm_pseudoioctl: turns on and off RX VCIs [for internal use only!] */
struct atm_pseudoioctl {
struct atm_pseudohdr aph;
void *rxhand;
};
#define SIOCATMENA _IOWR('a', 123, struct atm_pseudoioctl) /* enable */
#define SIOCATMDIS _IOWR('a', 124, struct atm_pseudoioctl) /* disable */
/*
* XXX forget all the garbage in if_llc.h and do it the easy way
*/
#define ATMLLC_HDR "\252\252\3\0\0\0"
struct atmllc {
u_int8_t llchdr[6]; /* aa.aa.03.00.00.00 */
u_int8_t type[2]; /* "ethernet" type */
};
/* ATM_LLC macros: note type code in host byte order */
#define ATM_LLC_TYPE(X) (((X)->type[0] << 8) | ((X)->type[1]))
#define ATM_LLC_SETTYPE(X,V) { \
(X)->type[1] = ((V) >> 8) & 0xff; \
(X)->type[0] = ((V) & 0xff); \
}
#ifdef _KERNEL
void atm_ifattach __P((struct ifnet *));
void atm_input __P((struct ifnet *, struct atm_pseudohdr *,
struct mbuf *, void *));
int atm_output __P((struct ifnet *, struct mbuf *, struct sockaddr *,
struct rtentry *));
#endif
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