[apple/xnu.git] / bsd / net / if_atm.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*      $NetBSD: if_atm.h,v 1.7 1996/11/09 23:02:27 chuck Exp $       */
/* $FreeBSD: src/sys/net/if_atm.h,v 1.4 1999/12/29 04:38:34 peter 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
 */

#ifdef KERNEL_PRIVATE
#if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__bsdi__)
#define RTALLOC1(A,B)		rtalloc1((A),(B))
#elif defined(__FreeBSD__) || defined(__APPLE__)
#define RTALLOC1(A,B)		rtalloc1((A),(B),0UL)
#endif
#endif /* KERNEL_PRIVATE */

/*
 * 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_PRIVATE
void	atm_ifattach(struct ifnet *);
void	atm_input(struct ifnet *, struct atm_pseudohdr *,
		struct mbuf *, void *);
int	atm_output(struct ifnet *, struct mbuf *, struct sockaddr *, 
		struct rtentry *);
#endif /* KERNEL_PRIVATE */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
37839358 A	6	* The contents of this file constitute Original Code as defined in and
	7	* are subject to the Apple Public Source License Version 1.1 (the
	8	* "License"). You may not use this file except in compliance with the
	9	* License. Please obtain a copy of the License at
	10	* http://www.apple.com/publicsource and read it before using this file.
1c79356b	11	*
37839358 A	12	* This Original Code and all software distributed under the License are
37839358 A	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
1c79356b A	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
1c79356b A	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
37839358 A	16	* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
	17	* License for the specific language governing rights and limitations
	18	* under the License.
1c79356b A	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22	/* $NetBSD: if_atm.h,v 1.7 1996/11/09 23:02:27 chuck Exp $ */
9bccf70c	23	/* $FreeBSD: src/sys/net/if_atm.h,v 1.4 1999/12/29 04:38:34 peter Exp $ */
1c79356b A	24
	25	/*
	26	*
	27	* Copyright (c) 1996 Charles D. Cranor and Washington University.
	28	* All rights reserved.
	29	*
	30	* Redistribution and use in source and binary forms, with or without
	31	* modification, are permitted provided that the following conditions
	32	* are met:
	33	* 1. Redistributions of source code must retain the above copyright
	34	* notice, this list of conditions and the following disclaimer.
	35	* 2. Redistributions in binary form must reproduce the above copyright
	36	* notice, this list of conditions and the following disclaimer in the
	37	* documentation and/or other materials provided with the distribution.
	38	* 3. All advertising materials mentioning features or use of this software
	39	* must display the following acknowledgement:
	40	* This product includes software developed by Charles D. Cranor and
	41	* Washington University.
	42	* 4. The name of the author may not be used to endorse or promote products
	43	* derived from this software without specific prior written permission.
	44	*
	45	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
	46	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	47	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
	48	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	49	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	50	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	51	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	52	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	53	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	54	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	55	*/
	56
	57	/*
	58	* net/if_atm.h
	59	*/
	60
91447636	61	#ifdef KERNEL_PRIVATE
1c79356b A	62	#if defined(__NetBSD__) \|\| defined(__OpenBSD__) \|\| defined(__bsdi__)
1c79356b A	63	#define RTALLOC1(A,B) rtalloc1((A),(B))
9bccf70c	64	#elif defined(__FreeBSD__) \|\| defined(__APPLE__)
1c79356b A	65	#define RTALLOC1(A,B) rtalloc1((A),(B),0UL)
1c79356b A	66	#endif
91447636	67	#endif /* KERNEL_PRIVATE */
9bccf70c	68
1c79356b A	69	/*
	70	* pseudo header for packet transmission
	71	*/
	72	struct atm_pseudohdr {
	73	u_int8_t atm_ph[4]; /* flags+VPI+VCI1(msb)+VCI2(lsb) */
	74	};
	75
	76	#define ATM_PH_FLAGS(X) ((X)->atm_ph[0])
	77	#define ATM_PH_VPI(X) ((X)->atm_ph[1])
	78	#define ATM_PH_VCI(X) ((((X)->atm_ph[2]) << 8) \| ((X)->atm_ph[3]))
	79	#define ATM_PH_SETVCI(X,V) { \
	80	(X)->atm_ph[2] = ((V) >> 8) & 0xff; \
	81	(X)->atm_ph[3] = ((V) & 0xff); \
	82	}
	83
	84	#define ATM_PH_AAL5 0x01 /* use AAL5? (0 == aal0) */
	85	#define ATM_PH_LLCSNAP 0x02 /* use the LLC SNAP encoding (iff aal5) */
	86
1c79356b A	87	#define ATM_PH_DRIVER7 0x40 /* reserve for driver's use */
	88	#define ATM_PH_DRIVER8 0x80 /* reserve for driver's use */
	89
	90	#define ATMMTU 9180 /* ATM MTU size for IP */
	91	/* XXX: could be 9188 with LLC/SNAP according
	92	to comer */
	93
	94	/* user's ioctl hook for raw atm mode */
	95	#define SIOCRAWATM _IOWR('a', 122, int) /* set driver's raw mode */
	96
	97	/* atm_pseudoioctl: turns on and off RX VCIs [for internal use only!] */
	98	struct atm_pseudoioctl {
	99	struct atm_pseudohdr aph;
	100	void *rxhand;
	101	};
	102	#define SIOCATMENA _IOWR('a', 123, struct atm_pseudoioctl) /* enable */
	103	#define SIOCATMDIS _IOWR('a', 124, struct atm_pseudoioctl) /* disable */
	104
1c79356b A	105
	106	/*
	107	* XXX forget all the garbage in if_llc.h and do it the easy way
	108	*/
	109
	110	#define ATMLLC_HDR "\252\252\3\0\0\0"
	111	struct atmllc {
	112	u_int8_t llchdr[6]; /* aa.aa.03.00.00.00 */
	113	u_int8_t type[2]; /* "ethernet" type */
	114	};
	115
	116	/* ATM_LLC macros: note type code in host byte order */
	117	#define ATM_LLC_TYPE(X) (((X)->type[0] << 8) \| ((X)->type[1]))
	118	#define ATM_LLC_SETTYPE(X,V) { \
	119	(X)->type[1] = ((V) >> 8) & 0xff; \
	120	(X)->type[0] = ((V) & 0xff); \
	121	}
	122
91447636 A	123	#ifdef KERNEL_PRIVATE
	124	void atm_ifattach(struct ifnet *);
	125	void atm_input(struct ifnet , struct atm_pseudohdr ,
	126	struct mbuf , void );
	127	int atm_output(struct ifnet , struct mbuf , struct sockaddr *,
	128	struct rtentry *);
	129	#endif /* KERNEL_PRIVATE */
9bccf70c	130