[apple/xnu.git] / bsd / netat / at_var.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@
 */
/*
 *	Copyright (c) 1998 Apple Computer, Inc. 
 */

#include <sys/appleapiopts.h>
#ifdef __APPLE_API_PRIVATE
#include <sys/queue.h>

/* at_var.h */

/* at_var.h contains definitions formerly found in: at/at_lap.h & at/elap.h */

/* multicast tracking */
#define MAX_MCASTS 25   	/* #multicast addrs tracked per i/f */
#define MCAST_TRACK_ADD		1
#define MCAST_TRACK_DELETE	2
#define MCAST_TRACK_CHECK	3

#define ETHERNET_ADDR_LEN 6
#define IFNAMESIZ 16

/* maximum number of I/F's allowed */
#define IF_TOTAL_MAX	17	/* max count of any combination of I/F's */
				/* 17 == (1+(4*4)); 9 and 13 would also be
				   reasonable values */

#define FDDI_OR_TOKENRING(i) ((i == IFT_FDDI) || (i == IFT_ISO88025))

typedef struct etalk_addr {
	u_char 		etalk_addr_octet[ETHERNET_ADDR_LEN];	
} etalk_addr_t;

typedef char if_name_t[IFNAMESIZ];
typedef struct at_ifname_list {
	if_name_t at_if[IF_TOTAL_MAX];
} at_ifnames_t;

typedef struct at_if_statstics {
	u_long	fwdBytes;		/* bytes received & forwarded */
	u_long	fwdPkts;		/* pkts  received & forwarded */
	u_long	droppedBytes;		/* bytes received & dropped */
	u_long	droppedPkts;		/* pkts  received & dropped */ 
	u_long 	outBytes;		/* bytes sent */
	u_long	outPkts;		/* pkts  sent */
	u_long	routes;			/* count of routes in rtmptable */
} at_if_statistics_t;

typedef struct {
	u_int	unknown_mblks;	/* number of unknown streams msgs	*/
	u_int	rcv_bytes;  	/* number of data bytes received	*/
	u_int	rcv_packets;	/* number of packets received		*/
	u_int	xmit_bytes;	/* number of data bytes xmited		*/
	u_int	xmit_packets;	/* number of packets xmited		*/
} at_elap_stats_t;

typedef struct {
	char		ifr_name[IFNAMESIZ];
	u_int		flags;		/* misc. port flags, 
					   (ELAP_CFG_xxx on input 
					   ifFlags on output) */
	struct at_addr  node;		/* Our node number. */
	struct at_addr  router;		/* Our router. */
	u_short		netStart;	/* network start range */
	u_short		netEnd;		/* network ending range */
  	at_nvestr_t	zonename;
} at_if_cfg_t;

typedef struct {
	at_entity_t	name;
	at_inet_t	addr;		/* net and node are ignored, except in
					   multihoming mode where "addr" is used
					   to specify the interface. */
	u_char		ddptype;
	long		unique_nbp_id;
} at_nbp_reg_t;

typedef struct {
	char		ifr_name[IFNAMESIZ];
	at_nvestr_t	zonename;
} at_def_zone_t;

typedef struct zone_usage {
	int		zone_index;		/* index in local_zones */
	at_nvestr_t     zone_name;		/* the zone name & len */
	int		zone_home;		/* used only to set zones in
						   router mode */
	at_ifnames_t	zone_iflist;		/* list of interfaces for
						   this zone. */
	char		usage[IF_TOTAL_MAX];	/* I/F usage (set if
						   I/F in this zone) */
} zone_usage_t;

typedef struct {
	short multihome;
	short rtmp_table_sz;
	short zone_table_sz;
	short router_mix;
} at_router_params_t;

typedef struct at_kern_err {
	int		error;		/* kernel error # (KE_xxx) */
	int		port1;
	int		port2;
	char	name1[IFNAMESIZ];
	char	name2[IFNAMESIZ];
	u_short net;				
	u_char	node;
	u_short netr1b, netr1e;		/* net range 1 begin & end */
	u_short netr2b, netr2e;		/* net range 2 begin & end */
	u_char	rtmp_id;
} at_kern_err_t;

#define KE_CONF_RANGE 			1
#define KE_CONF_SEED_RNG 		2
#define KE_CONF_SEED1			3
#define KE_CONF_SEED_NODE		4
#define KE_NO_ZONES_FOUND		5
#define KE_NO_SEED			6
#define KE_INVAL_RANGE			7
#define KE_SEED_STARTUP			8	
#define KE_BAD_VER			9
#define KE_RTMP_OVERFLOW		10
#define KE_ZIP_OVERFLOW			11

/*
 * Interface address, AppleTalk version.  One of these structures
 * is allocated for each AppleTalk address on an interface.
 *
 * The ifaddr structure contains the protocol-independent part
 * of the structure and is assumed to be first, as it is in
 * "struct in_ifaddr", defined in bsd/netinet/in_var.h.
 */
typedef struct at_ifaddr {
	struct ifaddr	aa_ifa;
#define 		aa_ifp		aa_ifa.ifa_ifp
#define			aa_flags	aa_ifa.ifa_flags

	TAILQ_ENTRY(at_ifaddr) aa_link; /* tailq macro glue */

	u_long at_dl_tag;		/* DLIL tag to be used in packet output */
	u_long aarp_dl_tag;		/* DLIL tag for Appletalk ARP */

	/* from pat_unit_t */
	unsigned char 	mcast[MAX_MCASTS];
        char  		xaddr[ETHERNET_ADDR_LEN];

	/* from elap_specifics_t */
	at_elap_stats_t	stats;

	/* The DDP sets these values: */
	u_char		ifState; 	/* State of the interface LAP_* */
	u_short		ifThisCableStart;
	u_short		ifThisCableEnd;
	struct	at_addr ifARouter;
	u_char		ifRouterState;
	u_int		ifFlags;	/* Flags, see AT_IFF_*  */
	struct sockaddr_at ifNodeAddress;
#define 		ifThisNode ifNodeAddress.sat_addr
				/* AppleTalk node ID is ifNodeAddress.sat_addr*/

	/* for use by ZIP */
	u_char		ifNumRetries;
	at_nvestr_t	ifZoneName;

	/* Added for routing support */
	int		ifPort;		/* the unique ddp logical port 
					   number, also index into
					   at_interfaces[] and ifID_table[] */
	char		ifName[IFNAMESIZ]; 
  					/* added to support LAP_IOC_GET_IFID */
	u_short		ifDefZone;	/*  Default Zone index in ZoneTable; used
					    only in routing/multihome modes to be
					    able to answer a ZIP GetNetInfo request */
	char		ifZipNeedQueries;
					/* ZIP/RTMP Query flag */
	char		ifRoutingState;	/* Port (as a router) state */
	at_if_statistics_t	
			ifStatistics;	/* statistics */
	/* end of elap_if structure */

	u_short		flags;		/* port specific flags */
	struct etalk_addr 	ZoneMcastAddr; 	
					/* zone multicast addr */
	struct etalk_addr	cable_multicast_addr;	
					/* AppleTalk broadcast addr */
	
	struct	at_addr	initial_addr;	/* temporary value used during startup */
  	at_nvestr_t	startup_zone;
	int		startup_error,  /* to get error code  back from
					   ZIPwakeup() / AARPwakeup() */
		 	startup_inprogress; /* to decide whether it's the
					   middle of an elap_online operation */

} at_ifaddr_t;

#define	LAP_OFFLINE		0	/* LAP_OFFLINE MUST be 0 */	
#define	LAP_ONLINE		1
#define	LAP_ONLINE_FOR_ZIP	2
#define	LAP_ONLINE_ZONELESS	3	/* for non-home router ports */

#define	NO_ROUTER	1	/* there's no router around	*/
#define	ROUTER_WARNING	2	/* there's a router around that */
				/* we are ignoring, warning has */
				/* been issued to the user	*/
#define	ROUTER_AROUND	3	/* A router is around and we've */
				/* noted its presence		*/
#define ROUTER_UPDATED  4	/* for mh tracking of routers. Value decremented
				   with rtmp aging timer, a value of 4 allows a 
				   minimum of 40 secs to laps before we decide
				   to revert to cable multicasts */
              
/* AppleTalk IOCTLs */

              
#define AIOCSTOPATALK	_IOWR('a',  1, int)		/* stop AppleTalk */
#define AIOCGETIFCFG	_IOWR('a', 2, at_if_cfg_t)	/* get AT interface cfg */
#define AIOCNBPREG	_IOWR('a', 3, at_nbp_reg_t)	/* NBP register */
#define AIOCNBPREMOVE	_IOW('a', 4, at_nbp_reg_t)	/* NBP remove */
#define AIOCGETSTATE	_IOR('a', 5, at_state_t)	/* get AT global state */
#define AIOCSETDEFZONE	_IOW('a', 6, at_def_zone_t)
	/* in single-port, router, and multihome modes, set default zone */
#define AIOCSETROUTER	_IOW('a', 7, at_router_params_t)
#define AIOCGETROUTER	_IOR('a', 8, at_router_params_t)
#define AIOCSIFADDR	_IOW('a', 9, at_if_cfg_t)	/* init AT interface */
#define AIOCSTARTROUTER _IOR('a',10, at_kern_err_t)	/* start AT routing */
#define AIOCREGLOCALZN  _IOW('a',11, at_nvestr_t)
	/* in single-port mode, register local zone in kernel table for 
	   future use in error checking NBP registration */
#define AIOCSETZNUSAGE  _IOW('a',12, zone_usage_t)
	/* in router mode, set up each zone for interfaces being seeded */
#define AIOCGETZNUSAGE  _IOWR('a',13, zone_usage_t)
	/* in router and multihome modes, given a zone index, report zone name
	   and interfaces corresponding to that zone */

/* values for ifFlags */
#define LAP_STATE_MASK		       0xf	/* low order bits used to report
						   IF state, by AIOCGETIFCFG */
#define AT_IFF_DEFAULT		   0x40000
#define AT_IFF_AURP		   0x20000
#define RTR_NXNET_PORT  	0x10000000  /* Non Extended net port */
#define RTR_XNET_PORT   	0x20000000  /* Extended net port */
#define RTR_SEED_PORT   	0x40000000  /* Seed port require config net values*/

/* elap_cfg 'flags' defines */
#define ELAP_CFG_ZONELESS   0x01       /* true if we shouldn't set a zone
					  (to avoid generating a zip_getnetinfo
					  when routing) */
#define ELAP_CFG_HOME	    0x02	/* designate home port (one allowed) */
#define ELAP_CFG_SEED	    0x08	/* set if it's a seed port */

#ifdef KERNEL
extern TAILQ_HEAD(at_ifQueueHd, at_ifaddr) at_ifQueueHd;

int at_control __P((struct socket *, u_long, caddr_t, struct ifnet *));
int ddp_usrreq __P((struct socket *, int, struct mbuf *, struct mbuf *, 
		    struct mbuf *));
int ddp_ctloutput __P((struct socket *, struct sockopt *));
void ddp_init __P((void));;
void ddp_slowtimo __P((void));
#endif

/*
 * Define AppleTalk event subclass and specific AppleTalk events.
 */

#define KEV_ATALK_SUBCLASS 5

#define KEV_ATALK_ENABLED				1	/* AppleTalk enabled from user space - node/net set and valid */
#define KEV_ATALK_DISABLED				2	/* AppleTalk disabled from user space */
#define KEV_ATALK_ZONEUPDATED			3	/* Zone for this node set/changed */
#define KEV_ATALK_ROUTERUP				4	/* Seed router found with valid cable range */
#define KEV_ATALK_ROUTERUP_INVALID		5	/* Seed router found with invalid cable range */
#define KEV_ATALK_ROUTERDOWN			6	/* Seed router down */
#define KEV_ATALK_ZONELISTCHANGED		7	/* Zone list changed by router */

struct kev_atalk_data {
	struct	net_event_data	link_data;
	union {
		struct	at_addr		address;
		at_nvestr_t			zone;
	} node_data;
};

#endif /* __APPLE_API_PRIVATE */
Commit	Line	Data
1c79356b A	1	/*
	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	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.
	11	*
	12	* This Original Code and all software distributed under the License are
	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	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.
	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22	/*
	23	* Copyright (c) 1998 Apple Computer, Inc.
	24	*/
	25
9bccf70c A	26	#include <sys/appleapiopts.h>
9bccf70c A	27	#ifdef __APPLE_API_PRIVATE
1c79356b A	28	#include <sys/queue.h>
	29
	30	/* at_var.h */
	31
	32	/* at_var.h contains definitions formerly found in: at/at_lap.h & at/elap.h */
	33
	34	/* multicast tracking */
	35	#define MAX_MCASTS 25 /* #multicast addrs tracked per i/f */
	36	#define MCAST_TRACK_ADD 1
	37	#define MCAST_TRACK_DELETE 2
	38	#define MCAST_TRACK_CHECK 3
	39
	40	#define ETHERNET_ADDR_LEN 6
	41	#define IFNAMESIZ 16
	42
	43	/* maximum number of I/F's allowed */
	44	#define IF_TOTAL_MAX 17 /* max count of any combination of I/F's */
	45	/* 17 == (1+(4*4)); 9 and 13 would also be
	46	reasonable values */
	47
	48	#define FDDI_OR_TOKENRING(i) ((i == IFT_FDDI) \|\| (i == IFT_ISO88025))
	49
	50	typedef struct etalk_addr {
	51	u_char etalk_addr_octet[ETHERNET_ADDR_LEN];
	52	} etalk_addr_t;
	53
	54	typedef char if_name_t[IFNAMESIZ];
	55	typedef struct at_ifname_list {
	56	if_name_t at_if[IF_TOTAL_MAX];
	57	} at_ifnames_t;
	58
	59	typedef struct at_if_statstics {
	60	u_long fwdBytes; /* bytes received & forwarded */
	61	u_long fwdPkts; /* pkts received & forwarded */
	62	u_long droppedBytes; /* bytes received & dropped */
	63	u_long droppedPkts; /* pkts received & dropped */
	64	u_long outBytes; /* bytes sent */
	65	u_long outPkts; /* pkts sent */
	66	u_long routes; /* count of routes in rtmptable */
	67	} at_if_statistics_t;
	68
	69	typedef struct {
	70	u_int unknown_mblks; /* number of unknown streams msgs */
	71	u_int rcv_bytes; /* number of data bytes received */
	72	u_int rcv_packets; /* number of packets received */
	73	u_int xmit_bytes; /* number of data bytes xmited */
	74	u_int xmit_packets; /* number of packets xmited */
	75	} at_elap_stats_t;
	76
	77	typedef struct {
	78	char ifr_name[IFNAMESIZ];
	79	u_int flags; /* misc. port flags,
	80	(ELAP_CFG_xxx on input
	81	ifFlags on output) */
	82	struct at_addr node; /* Our node number. */
	83	struct at_addr router; /* Our router. */
	84	u_short netStart; /* network start range */
	85	u_short netEnd; /* network ending range */
	86	at_nvestr_t zonename;
	87	} at_if_cfg_t;
	88
	89	typedef struct {
	90	at_entity_t name;
	91	at_inet_t addr; /* net and node are ignored, except in
92	multihoming mode where "addr" is used
93	to specify the interface. */
94	u_char ddptype;
95	long unique_nbp_id;
96	} at_nbp_reg_t;
97
98	typedef struct {
99	char ifr_name[IFNAMESIZ];
100	at_nvestr_t zonename;
101	} at_def_zone_t;
102
103	typedef struct zone_usage {
104	int zone_index; /* index in local_zones */
105	at_nvestr_t zone_name; /* the zone name & len */
106	int zone_home; /* used only to set zones in
107	router mode */
108	at_ifnames_t zone_iflist; /* list of interfaces for
109	this zone. */
110	char usage[IF_TOTAL_MAX]; /* I/F usage (set if
111	I/F in this zone) */
112	} zone_usage_t;
113
114	typedef struct {
115	short multihome;
116	short rtmp_table_sz;
117	short zone_table_sz;
118	short router_mix;
119	} at_router_params_t;
120
121	typedef struct at_kern_err {
122	int error; /* kernel error # (KE_xxx) */
123	int port1;
124	int port2;
125	char name1[IFNAMESIZ];
126	char name2[IFNAMESIZ];
127	u_short net;
128	u_char node;
129	u_short netr1b, netr1e; /* net range 1 begin & end */
130	u_short netr2b, netr2e; /* net range 2 begin & end */
131	u_char rtmp_id;
132	} at_kern_err_t;
133
134	#define KE_CONF_RANGE 1
135	#define KE_CONF_SEED_RNG 2
136	#define KE_CONF_SEED1 3
137	#define KE_CONF_SEED_NODE 4
138	#define KE_NO_ZONES_FOUND 5
139	#define KE_NO_SEED 6
140	#define KE_INVAL_RANGE 7
141	#define KE_SEED_STARTUP 8
142	#define KE_BAD_VER 9
143	#define KE_RTMP_OVERFLOW 10
144	#define KE_ZIP_OVERFLOW 11
145
146	/*
147	* Interface address, AppleTalk version. One of these structures
148	* is allocated for each AppleTalk address on an interface.
149	*
150	* The ifaddr structure contains the protocol-independent part
151	* of the structure and is assumed to be first, as it is in
152	* "struct in_ifaddr", defined in bsd/netinet/in_var.h.
153	*/
154	typedef struct at_ifaddr {
155	struct ifaddr aa_ifa;
156	#define aa_ifp aa_ifa.ifa_ifp
157	#define aa_flags aa_ifa.ifa_flags
158
159	TAILQ_ENTRY(at_ifaddr) aa_link; /* tailq macro glue */
160
161	u_long at_dl_tag; /* DLIL tag to be used in packet output */
162	u_long aarp_dl_tag; /* DLIL tag for Appletalk ARP */
163
164	/* from pat_unit_t */
165	unsigned char mcast[MAX_MCASTS];
166	char xaddr[ETHERNET_ADDR_LEN];
167
168	/* from elap_specifics_t */
169	at_elap_stats_t stats;
170
171	/* The DDP sets these values: */
172	u_char ifState; /* State of the interface LAP_* */
173	u_short ifThisCableStart;
174	u_short ifThisCableEnd;
175	struct at_addr ifARouter;
176	u_char ifRouterState;
177	u_int ifFlags; /* Flags, see AT_IFF_* */
178	struct sockaddr_at ifNodeAddress;
179	#define ifThisNode ifNodeAddress.sat_addr
180	/* AppleTalk node ID is ifNodeAddress.sat_addr*/
181
182	/* for use by ZIP */
183	u_char ifNumRetries;
184	at_nvestr_t ifZoneName;
185
186	/* Added for routing support */
187	int ifPort; /* the unique ddp logical port
188	number, also index into
189	at_interfaces[] and ifID_table[] */
190	char ifName[IFNAMESIZ];
191	/* added to support LAP_IOC_GET_IFID */
192	u_short ifDefZone; /* Default Zone index in ZoneTable; used
193	only in routing/multihome modes to be
194	able to answer a ZIP GetNetInfo request */
195	char ifZipNeedQueries;
196	/* ZIP/RTMP Query flag */
197	char ifRoutingState; /* Port (as a router) state */
198	at_if_statistics_t
199	ifStatistics; /* statistics */
200	/* end of elap_if structure */
201
202	u_short flags; /* port specific flags */
203	struct etalk_addr ZoneMcastAddr;
204	/* zone multicast addr */
205	struct etalk_addr cable_multicast_addr;
206	/* AppleTalk broadcast addr */
207
208	struct at_addr initial_addr; /* temporary value used during startup */
209	at_nvestr_t startup_zone;
210	int startup_error, /* to get error code back from
211	ZIPwakeup() / AARPwakeup() */
212	startup_inprogress; /* to decide whether it's the
213	middle of an elap_online operation */
214
215	} at_ifaddr_t;
216
217	#define LAP_OFFLINE 0 /* LAP_OFFLINE MUST be 0 */
218	#define LAP_ONLINE 1
219	#define LAP_ONLINE_FOR_ZIP 2
220	#define LAP_ONLINE_ZONELESS 3 /* for non-home router ports */
221
222	#define NO_ROUTER 1 /* there's no router around */
223	#define ROUTER_WARNING 2 /* there's a router around that */
224	/* we are ignoring, warning has */
225	/* been issued to the user */
226	#define ROUTER_AROUND 3 /* A router is around and we've */
227	/* noted its presence */
228	#define ROUTER_UPDATED 4 /* for mh tracking of routers. Value decremented
229	with rtmp aging timer, a value of 4 allows a
230	minimum of 40 secs to laps before we decide
231	to revert to cable multicasts */
232
233	/* AppleTalk IOCTLs */
234
235
236	#define AIOCSTOPATALK _IOWR('a', 1, int) /* stop AppleTalk */
237	#define AIOCGETIFCFG _IOWR('a', 2, at_if_cfg_t) /* get AT interface cfg */
238	#define AIOCNBPREG _IOWR('a', 3, at_nbp_reg_t) /* NBP register */
239	#define AIOCNBPREMOVE _IOW('a', 4, at_nbp_reg_t) /* NBP remove */
240	#define AIOCGETSTATE _IOR('a', 5, at_state_t) /* get AT global state */
241	#define AIOCSETDEFZONE _IOW('a', 6, at_def_zone_t)
242	/* in single-port, router, and multihome modes, set default zone */
243	#define AIOCSETROUTER _IOW('a', 7, at_router_params_t)
244	#define AIOCGETROUTER _IOR('a', 8, at_router_params_t)
245	#define AIOCSIFADDR _IOW('a', 9, at_if_cfg_t) /* init AT interface */
246	#define AIOCSTARTROUTER _IOR('a',10, at_kern_err_t) /* start AT routing */
247	#define AIOCREGLOCALZN _IOW('a',11, at_nvestr_t)
248	/* in single-port mode, register local zone in kernel table for
249	future use in error checking NBP registration */
250	#define AIOCSETZNUSAGE _IOW('a',12, zone_usage_t)
251	/* in router mode, set up each zone for interfaces being seeded */
252	#define AIOCGETZNUSAGE _IOWR('a',13, zone_usage_t)
253	/* in router and multihome modes, given a zone index, report zone name
254	and interfaces corresponding to that zone */
255
256	/* values for ifFlags */
257	#define LAP_STATE_MASK 0xf /* low order bits used to report
258	IF state, by AIOCGETIFCFG */
259	#define AT_IFF_DEFAULT 0x40000
260	#define AT_IFF_AURP 0x20000
261	#define RTR_NXNET_PORT 0x10000000 /* Non Extended net port */
262	#define RTR_XNET_PORT 0x20000000 /* Extended net port */
263	#define RTR_SEED_PORT 0x40000000 /* Seed port require config net values*/
264
265	/* elap_cfg 'flags' defines */
266	#define ELAP_CFG_ZONELESS 0x01 /* true if we shouldn't set a zone
267	(to avoid generating a zip_getnetinfo
268	when routing) */
269	#define ELAP_CFG_HOME 0x02 /* designate home port (one allowed) */
270	#define ELAP_CFG_SEED 0x08 /* set if it's a seed port */
271
272	#ifdef KERNEL
273	extern TAILQ_HEAD(at_ifQueueHd, at_ifaddr) at_ifQueueHd;
274
275	int at_control __P((struct socket , u_long, caddr_t, struct ifnet ));
276	int ddp_usrreq __P((struct socket , int, struct mbuf , struct mbuf *,
277	struct mbuf *));
278	int ddp_ctloutput __P((struct socket , struct sockopt ));
279	void ddp_init __P((void));;
280	void ddp_slowtimo __P((void));
281	#endif
9bccf70c A	282
	283	/*
	284	* Define AppleTalk event subclass and specific AppleTalk events.
	285	*/
	286
	287	#define KEV_ATALK_SUBCLASS 5
	288
	289	#define KEV_ATALK_ENABLED 1 /* AppleTalk enabled from user space - node/net set and valid */
	290	#define KEV_ATALK_DISABLED 2 /* AppleTalk disabled from user space */
	291	#define KEV_ATALK_ZONEUPDATED 3 /* Zone for this node set/changed */
	292	#define KEV_ATALK_ROUTERUP 4 /* Seed router found with valid cable range */
	293	#define KEV_ATALK_ROUTERUP_INVALID 5 /* Seed router found with invalid cable range */
	294	#define KEV_ATALK_ROUTERDOWN 6 /* Seed router down */
	295	#define KEV_ATALK_ZONELISTCHANGED 7 /* Zone list changed by router */
	296
	297	struct kev_atalk_data {
	298	struct net_event_data link_data;
	299	union {
	300	struct at_addr address;
	301	at_nvestr_t zone;
	302	} node_data;
	303	};
	304
	305	#endif /* __APPLE_API_PRIVATE */