xref: /titanic_50/usr/src/uts/common/sys/dlpi.h (revision 7417cfdecea1902cef03c0d61a72df97d945925d)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
23  */
24 
25 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
26 /*	  All Rights Reserved	*/
27 
28 
29 /*
30  * Data Link Provider Interface, Version 2.0
31  * Refer to document: "STREAMS DLPI Spec", 800-6915-01.
32  */
33 
34 #ifndef	_SYS_DLPI_H
35 #define	_SYS_DLPI_H
36 
37 #include <sys/types.h>
38 #include <sys/stream.h>
39 #ifdef	__cplusplus
40 extern "C" {
41 #endif
42 
43 /*
44  * Sun additions.
45  */
46 #define	DLIOC		('D' << 8)
47 #define	DLIOCRAW	(DLIOC|1)	/* M_DATA "raw" mode */
48 #define	DLIOCNATIVE	(DLIOC|2)	/* Native traffic mode */
49 #define	DLIOCMARGININFO	(DLIOC|3)	/* margin size info */
50 #define	DLIOCIPNETINFO	(DLIOC|4)	/* ipnet header */
51 #define	DLIOCLOWLINK	(DLIOC|5)	/* low-level link up/down */
52 #define	DLIOCHDRINFO	(DLIOC|10)	/* IP fast-path */
53 #define	DL_IOC_HDR_INFO	DLIOCHDRINFO
54 
55 #define	DL_IPNETINFO_VERSION	0x1
56 
57 typedef struct dl_ipnetinfo {
58 	uint8_t		dli_version;	/* DL_IPNETINFO_* version */
59 	uint8_t		dli_family;	/* packet IP header version */
60 	uint16_t	dli_htype;
61 	uint32_t	dli_pktlen;	/* length of dl_ipnetinfo_t */
62 	uint32_t	dli_ifindex;
63 	uint32_t	dli_grifindex;
64 	uint32_t	dli_zsrc; 	/* packet source zone ID (if any) */
65 	uint32_t	dli_zdst;	/* packet dest zone ID (if any) */
66 } dl_ipnetinfo_t;
67 
68 /*
69  * DLPI revision definition history
70  */
71 #define	DL_CURRENT_VERSION	0x02	/* current version of dlpi */
72 #define	DL_VERSION_2		0x02	/* version of dlpi March 12, 1991 */
73 
74 /*
75  * Primitives for Local Management Services
76  */
77 #define	DL_INFO_REQ		0x00	/* Information Req */
78 #define	DL_INFO_ACK		0x03	/* Information Ack */
79 #define	DL_ATTACH_REQ		0x0b	/* Attach a PPA */
80 #define	DL_DETACH_REQ		0x0c	/* Detach a PPA */
81 #define	DL_BIND_REQ		0x01	/* Bind DLSAP address */
82 #define	DL_BIND_ACK		0x04	/* DLSAP address bound */
83 #define	DL_UNBIND_REQ		0x02	/* Unbind DLSAP address */
84 #define	DL_OK_ACK		0x06	/* Success acknowledgment */
85 #define	DL_ERROR_ACK		0x05	/* Error acknowledgment */
86 #define	DL_SUBS_BIND_REQ	0x1b	/* Bind Subsequent DLSAP address */
87 #define	DL_SUBS_BIND_ACK	0x1c	/* Subsequent DLSAP address bound */
88 #define	DL_SUBS_UNBIND_REQ	0x15	/* Subsequent unbind */
89 #define	DL_ENABMULTI_REQ	0x1d	/* Enable multicast addresses */
90 #define	DL_DISABMULTI_REQ	0x1e	/* Disable multicast addresses */
91 #define	DL_PROMISCON_REQ	0x1f	/* Turn on promiscuous mode */
92 #define	DL_PROMISCOFF_REQ	0x20	/* Turn off promiscuous mode */
93 
94 /*
95  * Solaris specific local management
96  */
97 #define	DL_NOTIFY_REQ		0x100	/* Enable notifications */
98 #define	DL_NOTIFY_ACK		0x101	/* Supported notifications */
99 #define	DL_NOTIFY_IND		0x102	/* Notification from provider */
100 #define	DL_AGGR_REQ		0x103	/* Enable link aggregation */
101 #define	DL_AGGR_IND		0x104	/* Result from link aggregation */
102 #define	DL_UNAGGR_REQ		0x105	/* Disable link aggregation */
103 #define	DL_CAPABILITY_REQ	0x110	/* Capability request */
104 #define	DL_CAPABILITY_ACK	0x111	/* Capability ack */
105 #define	DL_CONTROL_REQ		0x112	/* Device specific control request */
106 #define	DL_CONTROL_ACK		0x113	/* Device specific control ack */
107 #define	DL_PASSIVE_REQ		0x114	/* Allow access to aggregated link */
108 #define	DL_INTR_MODE_REQ	0x115	/* Request Rx processing in INTR mode */
109 #define	DL_NOTIFY_CONF		0x116	/* Notification from upstream */
110 
111 /*
112  * Primitives used for Connectionless Service
113  */
114 #define	DL_UNITDATA_REQ		0x07	/* datagram send request */
115 #define	DL_UNITDATA_IND		0x08	/* datagram receive indication */
116 #define	DL_UDERROR_IND		0x09	/* datagram error indication */
117 #define	DL_UDQOS_REQ		0x0a	/* set QOS for subsequent datagrams */
118 
119 /*
120  * Primitives used for Connection-Oriented Service
121  */
122 #define	DL_CONNECT_REQ		0x0d	/* Connect request */
123 #define	DL_CONNECT_IND		0x0e	/* Incoming connect indication */
124 #define	DL_CONNECT_RES		0x0f	/* Accept previous connect indication */
125 #define	DL_CONNECT_CON		0x10	/* Connection established */
126 
127 #define	DL_TOKEN_REQ		0x11	/* Passoff token request */
128 #define	DL_TOKEN_ACK		0x12	/* Passoff token ack */
129 
130 #define	DL_DISCONNECT_REQ	0x13	/* Disconnect request */
131 #define	DL_DISCONNECT_IND	0x14	/* Disconnect indication */
132 
133 #define	DL_RESET_REQ		0x17	/* Reset service request */
134 #define	DL_RESET_IND		0x18	/* Incoming reset indication */
135 #define	DL_RESET_RES		0x19	/* Complete reset processing */
136 #define	DL_RESET_CON		0x1a	/* Reset processing complete */
137 
138 /*
139  *  Primitives used for Acknowledged Connectionless Service
140  */
141 
142 #define	DL_DATA_ACK_REQ		0x21	/* data unit transmission request */
143 #define	DL_DATA_ACK_IND		0x22	/* Arrival of a command PDU */
144 #define	DL_DATA_ACK_STATUS_IND	0x23	/* Status indication of DATA_ACK_REQ */
145 #define	DL_REPLY_REQ		0x24	/* Request a DLSDU from the remote */
146 #define	DL_REPLY_IND		0x25	/* Arrival of a command PDU */
147 #define	DL_REPLY_STATUS_IND	0x26	/* Status indication of REPLY_REQ */
148 #define	DL_REPLY_UPDATE_REQ	0x27	/* Hold a DLSDU for transmission */
149 #define	DL_REPLY_UPDATE_STATUS_IND	0x28 /* Status of REPLY_UPDATE req */
150 
151 /*
152  * Primitives used for XID and TEST operations
153  */
154 
155 #define	DL_XID_REQ	0x29		/* Request to send an XID PDU */
156 #define	DL_XID_IND	0x2a		/* Arrival of an XID PDU */
157 #define	DL_XID_RES	0x2b		/* request to send a response XID PDU */
158 #define	DL_XID_CON	0x2c		/* Arrival of a response XID PDU */
159 #define	DL_TEST_REQ	0x2d		/* TEST command request */
160 #define	DL_TEST_IND	0x2e		/* TEST response indication */
161 #define	DL_TEST_RES	0x2f		/* TEST response */
162 #define	DL_TEST_CON	0x30		/* TEST Confirmation */
163 
164 /*
165  * Primitives to get and set the physical address, and to get
166  * Statistics
167  */
168 
169 #define	DL_PHYS_ADDR_REQ	0x31	/* Request to get physical addr */
170 #define	DL_PHYS_ADDR_ACK	0x32	/* Return physical addr */
171 #define	DL_SET_PHYS_ADDR_REQ	0x33	/* set physical addr */
172 #define	DL_GET_STATISTICS_REQ	0x34	/* Request to get statistics */
173 #define	DL_GET_STATISTICS_ACK	0x35	/* Return statistics */
174 
175 /*
176  * Invalid primitive
177  */
178 
179 #define	DL_PRIM_INVAL		0xffff	/* Invalid DL primitive value */
180 
181 /*
182  * DLPI interface states
183  */
184 #define	DL_UNATTACHED		0x04	/* PPA not attached */
185 #define	DL_ATTACH_PENDING	0x05	/* Waiting ack of DL_ATTACH_REQ */
186 #define	DL_DETACH_PENDING	0x06	/* Waiting ack of DL_DETACH_REQ */
187 #define	DL_UNBOUND		0x00	/* PPA attached */
188 #define	DL_BIND_PENDING		0x01	/* Waiting ack of DL_BIND_REQ */
189 #define	DL_UNBIND_PENDING	0x02	/* Waiting ack of DL_UNBIND_REQ */
190 #define	DL_IDLE			0x03	/* DLSAP bound, awaiting use */
191 #define	DL_UDQOS_PENDING	0x07	/* Waiting ack of DL_UDQOS_REQ */
192 #define	DL_OUTCON_PENDING	0x08	/* awaiting DL_CONN_CON */
193 #define	DL_INCON_PENDING	0x09	/* awaiting DL_CONN_RES */
194 #define	DL_CONN_RES_PENDING	0x0a	/* Waiting ack of DL_CONNECT_RES */
195 #define	DL_DATAXFER		0x0b	/* connection-oriented data transfer */
196 #define	DL_USER_RESET_PENDING	0x0c	/* awaiting DL_RESET_CON */
197 #define	DL_PROV_RESET_PENDING	0x0d	/* awaiting DL_RESET_RES */
198 #define	DL_RESET_RES_PENDING	0x0e	/* Waiting ack of DL_RESET_RES */
199 #define	DL_DISCON8_PENDING	0x0f	/* Waiting ack of DL_DISC_REQ */
200 #define	DL_DISCON9_PENDING	0x10	/* Waiting ack of DL_DISC_REQ */
201 #define	DL_DISCON11_PENDING	0x11	/* Waiting ack of DL_DISC_REQ */
202 #define	DL_DISCON12_PENDING	0x12	/* Waiting ack of DL_DISC_REQ */
203 #define	DL_DISCON13_PENDING	0x13	/* Waiting ack of DL_DISC_REQ */
204 #define	DL_SUBS_BIND_PND	0x14	/* Waiting ack of DL_SUBS_BIND_REQ */
205 #define	DL_SUBS_UNBIND_PND	0x15	/* Waiting ack of DL_SUBS_UNBIND_REQ */
206 
207 
208 /*
209  * DL_ERROR_ACK error return values
210  */
211 #define	DL_ACCESS	0x02	/* Improper permissions for request */
212 #define	DL_BADADDR	0x01	/* DLSAP addr in improper format or invalid */
213 #define	DL_BADCORR	0x05	/* Seq number not from outstand DL_CONN_IND */
214 #define	DL_BADDATA	0x06	/* User data exceeded provider limit */
215 #define	DL_BADPPA	0x08	/* Specified PPA was invalid */
216 #define	DL_BADPRIM	0x09	/* Primitive received not known by provider */
217 #define	DL_BADQOSPARAM	0x0a	/* QOS parameters contained invalid values */
218 #define	DL_BADQOSTYPE	0x0b	/* QOS structure type is unknown/unsupported */
219 #define	DL_BADSAP	0x00	/* Bad LSAP selector */
220 #define	DL_BADTOKEN	0x0c	/* Token used not an active stream */
221 #define	DL_BOUND	0x0d	/* Attempted second bind with dl_max_conind */
222 #define	DL_INITFAILED	0x0e	/* Physical Link initialization failed */
223 #define	DL_NOADDR	0x0f	/* Provider couldn't allocate alt. address */
224 #define	DL_NOTINIT	0x10	/* Physical Link not initialized */
225 #define	DL_OUTSTATE	0x03	/* Primitive issued in improper state */
226 #define	DL_SYSERR	0x04	/* UNIX system error occurred */
227 #define	DL_UNSUPPORTED	0x07	/* Requested serv. not supplied by provider */
228 #define	DL_UNDELIVERABLE 0x11	/* Previous data unit could not be delivered */
229 #define	DL_NOTSUPPORTED  0x12	/* Primitive is known but not supported */
230 #define	DL_TOOMANY	0x13	/* limit exceeded	*/
231 #define	DL_NOTENAB	0x14	/* Promiscuous mode not enabled */
232 #define	DL_BUSY		0x15	/* Other streams for PPA in post-attached */
233 
234 #define	DL_NOAUTO	0x16	/* Automatic handling XID&TEST not supported */
235 #define	DL_NOXIDAUTO	0x17    /* Automatic handling of XID not supported */
236 #define	DL_NOTESTAUTO	0x18	/* Automatic handling of TEST not supported */
237 #define	DL_XIDAUTO	0x19	/* Automatic handling of XID response */
238 #define	DL_TESTAUTO	0x1a	/* Automatic handling of TEST response */
239 #define	DL_PENDING	0x1b	/* pending outstanding connect indications */
240 
241 /*
242  * DLPI media types supported
243  */
244 #define	DL_CSMACD	0x0	/* IEEE 802.3 CSMA/CD network */
245 #define	DL_TPB		0x1	/* IEEE 802.4 Token Passing Bus */
246 #define	DL_TPR		0x2	/* IEEE 802.5 Token Passing Ring */
247 #define	DL_METRO	0x3	/* IEEE 802.6 Metro Net */
248 #define	DL_ETHER	0x4	/* Ethernet Bus */
249 #define	DL_HDLC		0x05	/* ISO HDLC protocol support */
250 #define	DL_CHAR		0x06	/* Character Synchronous protocol support */
251 #define	DL_CTCA		0x07	/* IBM Channel-to-Channel Adapter */
252 #define	DL_FDDI		0x08	/* Fiber Distributed data interface */
253 #define	DL_FC		0x10	/* Fibre Channel interface */
254 #define	DL_ATM		0x11	/* ATM */
255 #define	DL_IPATM	0x12	/* ATM Classical IP interface */
256 #define	DL_X25		0x13	/* X.25 LAPB interface */
257 #define	DL_ISDN		0x14	/* ISDN interface */
258 #define	DL_HIPPI	0x15	/* HIPPI interface */
259 #define	DL_100VG	0x16	/* 100 Based VG Ethernet */
260 #define	DL_100VGTPR	0x17	/* 100 Based VG Token Ring */
261 #define	DL_ETH_CSMA	0x18	/* ISO 8802/3 and Ethernet */
262 #define	DL_100BT	0x19	/* 100 Base T */
263 #define	DL_IB		0x1a	/* Infiniband */
264 #define	DL_FRAME	0x0a	/* Frame Relay LAPF */
265 #define	DL_MPFRAME	0x0b	/* Multi-protocol over Frame Relay */
266 #define	DL_ASYNC	0x0c	/* Character Asynchronous Protocol */
267 #define	DL_IPX25	0x0d	/* X.25 Classical IP interface */
268 #define	DL_LOOP		0x0e	/* software loopback */
269 #define	DL_OTHER	0x09	/* Any other medium not listed above */
270 /*
271  * Private media types.  These must be above the value 0x80000000 as
272  * stated in the DLPI specification.  NOTE: The SUNW_ prefix is used
273  * to denote synthetic DLPI types that are internal to the stack.
274  */
275 #define	DL_IPV4		0x80000001ul	/* IPv4 Tunnel Link */
276 #define	DL_IPV6		0x80000002ul	/* IPv6 Tunnel Link */
277 #define	SUNW_DL_VNI	0x80000003ul	/* Virtual network interface */
278 #define	DL_WIFI		0x80000004ul	/* IEEE 802.11 */
279 #define	DL_IPNET	0x80000005ul	/* ipnet(7D) link */
280 #define	SUNW_DL_IPMP	0x80000006ul	/* IPMP stub interface */
281 #define	DL_6TO4		0x80000007ul	/* 6to4 Tunnel Link */
282 
283 /*
284  * DLPI provider service supported.
285  * These must be allowed to be bitwise-OR for dl_service_mode in
286  * DL_INFO_ACK.
287  */
288 #define	DL_CODLS	0x01	/* support connection-oriented service */
289 #define	DL_CLDLS	0x02	/* support connectionless data link service */
290 #define	DL_ACLDLS	0x04	/* support acknowledged connectionless serv. */
291 
292 
293 /*
294  * DLPI provider style.
295  * The DLPI provider style which determines whether a provider
296  * requires a DL_ATTACH_REQ to inform the provider which PPA
297  * user messages should be sent/received on.
298  */
299 #define	DL_STYLE1	0x0500	/* PPA is implicitly bound by open(2) */
300 #define	DL_STYLE2	0x0501	/* PPA must be expl. bound via DL_ATTACH_REQ */
301 
302 
303 /*
304  * DLPI Originator for Disconnect and Resets
305  */
306 #define	DL_PROVIDER	0x0700
307 #define	DL_USER		0x0701
308 
309 /*
310  * DLPI Disconnect Reasons
311  */
312 #define	DL_CONREJ_DEST_UNKNOWN			0x0800
313 #define	DL_CONREJ_DEST_UNREACH_PERMANENT	0x0801
314 #define	DL_CONREJ_DEST_UNREACH_TRANSIENT	0x0802
315 #define	DL_CONREJ_QOS_UNAVAIL_PERMANENT		0x0803
316 #define	DL_CONREJ_QOS_UNAVAIL_TRANSIENT		0x0804
317 #define	DL_CONREJ_PERMANENT_COND		0x0805
318 #define	DL_CONREJ_TRANSIENT_COND		0x0806
319 #define	DL_DISC_ABNORMAL_CONDITION		0x0807
320 #define	DL_DISC_NORMAL_CONDITION		0x0808
321 #define	DL_DISC_PERMANENT_CONDITION		0x0809
322 #define	DL_DISC_TRANSIENT_CONDITION		0x080a
323 #define	DL_DISC_UNSPECIFIED			0x080b
324 
325 /*
326  * DLPI Reset Reasons
327  */
328 #define	DL_RESET_FLOW_CONTROL	0x0900
329 #define	DL_RESET_LINK_ERROR	0x0901
330 #define	DL_RESET_RESYNCH	0x0902
331 
332 /*
333  * DLPI status values for acknowledged connectionless data transfer
334  */
335 #define	DL_CMD_MASK	0x0f	/* mask for command portion of status */
336 #define	DL_CMD_OK	0x00	/* Command Accepted */
337 #define	DL_CMD_RS	0x01	/* Unimplemented or inactivated service */
338 #define	DL_CMD_UE	0x05	/* Data Link User interface error */
339 #define	DL_CMD_PE	0x06	/* Protocol error */
340 #define	DL_CMD_IP	0x07	/* Permanent implementation dependent error */
341 #define	DL_CMD_UN	0x09	/* Resources temporarily unavailable */
342 #define	DL_CMD_IT	0x0f	/* Temporary implementation dependent error */
343 #define	DL_RSP_MASK	0xf0	/* mask for response portion of status */
344 #define	DL_RSP_OK	0x00	/* Response DLSDU present */
345 #define	DL_RSP_RS	0x10	/* Unimplemented or inactivated service */
346 #define	DL_RSP_NE	0x30	/* Response DLSDU never submitted */
347 #define	DL_RSP_NR	0x40	/* Response DLSDU not requested */
348 #define	DL_RSP_UE	0x50	/* Data Link User interface error */
349 #define	DL_RSP_IP	0x70	/* Permanent implementation dependent error */
350 #define	DL_RSP_UN	0x90	/* Resources temporarily unavailable */
351 #define	DL_RSP_IT	0xf0	/* Temporary implementation dependent error */
352 
353 /*
354  * Service Class values for acknowledged connectionless data transfer
355  */
356 #define	DL_RQST_RSP	0x01	/* Use acknowledge capability in MAC sublayer */
357 #define	DL_RQST_NORSP	0x02	/* No acknowledgement service requested */
358 
359 /*
360  * DLPI address type definition
361  */
362 #define	DL_FACT_PHYS_ADDR	0x01	/* factory physical address */
363 #define	DL_CURR_PHYS_ADDR	0x02	/* current physical address */
364 #define	DL_IPV6_TOKEN		0x03	/* IPv6 interface token */
365 #define	DL_IPV6_LINK_LAYER_ADDR	0x04	/* Neighbor Discovery format */
366 #define	DL_CURR_DEST_ADDR	0x05	/* current destination address */
367 
368 /*
369  * DLPI flag definitions
370  */
371 #define	DL_POLL_FINAL	0x01		/* indicates poll/final bit set */
372 
373 /*
374  *	XID and TEST responses supported by the provider
375  */
376 #define	DL_AUTO_XID	0x01		/* provider will respond to XID */
377 #define	DL_AUTO_TEST	0x02		/* provider will respond to TEST */
378 
379 /*
380  * Subsequent bind type
381  */
382 #define	DL_PEER_BIND	0x01		/* subsequent bind on a peer addr */
383 #define	DL_HIERARCHICAL_BIND	0x02	/* subs_bind on a hierarchical addr */
384 
385 /*
386  * DLPI promiscuous mode definitions
387  */
388 #define	DL_PROMISC_PHYS		0x01	/* promiscuous mode at phys level */
389 #define	DL_PROMISC_SAP		0x02	/* promiscuous mode at sap level */
390 #define	DL_PROMISC_MULTI	0x03	/* promiscuous mode for multicast */
391 
392 /*
393  * DLPI notification codes for DL_NOTIFY_REQ primitives.
394  * Bit-wise distinct since DL_NOTIFY_REQ and DL_NOTIFY_ACK carry multiple
395  * notification codes.
396  */
397 #define	DL_NOTE_PHYS_ADDR	0x0001	/* Physical address change */
398 #define	DL_NOTE_PROMISC_ON_PHYS	0x0002	/* DL_PROMISC_PHYS set on ppa */
399 #define	DL_NOTE_PROMISC_OFF_PHYS 0x0004	/* DL_PROMISC_PHYS cleared on ppa */
400 #define	DL_NOTE_LINK_DOWN	0x0008	/* Link down */
401 #define	DL_NOTE_LINK_UP		0x0010	/* Link up */
402 #define	DL_NOTE_AGGR_AVAIL	0x0020	/* Link aggregation is available */
403 #define	DL_NOTE_AGGR_UNAVAIL	0x0040	/* Link aggregation is not available */
404 #define	DL_NOTE_SDU_SIZE	0x0080	/* New SDU size, global or per addr */
405 #define	DL_NOTE_SPEED		0x0100	/* Approximate link speed */
406 #define	DL_NOTE_FASTPATH_FLUSH	0x0200	/* Fast Path info changes */
407 #define	DL_NOTE_CAPAB_RENEG	0x0400	/* Initiate capability renegotiation */
408 #define	DL_NOTE_REPLUMB		0x0800	/* Inform the link to replumb */
409 #define	DL_NOTE_ALLOWED_IPS	0x1000	/* "allowed-ips"  notification */
410 
411 /*
412  * DLPI notification codes for DL_NOTIFY_CONF primitives.
413  */
414 #define	DL_NOTE_REPLUMB_DONE	0x0001	/* Indicate replumb has done */
415 
416 /*
417  * DLPI Quality Of Service definition for use in QOS structure definitions.
418  * The QOS structures are used in connection establishment, DL_INFO_ACK,
419  * and setting connectionless QOS values.
420  */
421 
422 /*
423  * Throughput
424  *
425  * This parameter is specified for both directions.
426  */
427 typedef struct {
428 	t_scalar_t	dl_target_value;	/* bits/second desired */
429 	t_scalar_t	dl_accept_value;	/* min. ok bits/second */
430 } dl_through_t;
431 
432 /*
433  * transit delay specification
434  *
435  * This parameter is specified for both directions.
436  * expressed in milliseconds assuming a DLSDU size of 128 octets.
437  * The scaling of the value to the current DLSDU size is provider dependent.
438  */
439 typedef struct {
440 	t_scalar_t	dl_target_value;	/* desired value of service */
441 	t_scalar_t	dl_accept_value;	/* min. ok value of service */
442 } dl_transdelay_t;
443 
444 /*
445  * priority specification
446  * priority range is 0-100, with 0 being highest value.
447  */
448 typedef struct {
449 	t_scalar_t	dl_min;
450 	t_scalar_t	dl_max;
451 } dl_priority_t;
452 
453 
454 /*
455  * protection specification
456  *
457  */
458 #define	DL_NONE			0x0B01	/* no protection supplied */
459 #define	DL_MONITOR		0x0B02	/* prot. from passive monit. */
460 #define	DL_MAXIMUM		0x0B03	/* prot. from modification, replay, */
461 					/* addition, or deletion */
462 
463 typedef struct {
464 	t_scalar_t	dl_min;
465 	t_scalar_t	dl_max;
466 } dl_protect_t;
467 
468 
469 /*
470  * Resilience specification
471  * probabilities are scaled by a factor of 10,000 with a time interval
472  * of 10,000 seconds.
473  */
474 typedef struct {
475 	t_scalar_t	dl_disc_prob;	/* prob. of provider init DISC */
476 	t_scalar_t	dl_reset_prob;	/* prob. of provider init RESET */
477 } dl_resilience_t;
478 
479 
480 /*
481  * QOS type definition to be used for negotiation with the
482  * remote end of a connection, or a connectionless unitdata request.
483  * There are two type definitions to handle the negotiation
484  * process at connection establishment. The typedef dl_qos_range_t
485  * is used to present a range for parameters. This is used
486  * in the DL_CONNECT_REQ and DL_CONNECT_IND messages. The typedef
487  * dl_qos_sel_t is used to select a specific value for the QOS
488  * parameters. This is used in the DL_CONNECT_RES, DL_CONNECT_CON,
489  * and DL_INFO_ACK messages to define the selected QOS parameters
490  * for a connection.
491  *
492  * NOTE
493  *	A DataLink provider which has unknown values for any of the fields
494  *	will use a value of DL_UNKNOWN for all values in the fields.
495  *
496  * NOTE
497  *	A QOS parameter value of DL_QOS_DONT_CARE informs the DLS
498  *	provider the user requesting this value doesn't care
499  *	what the QOS parameter is set to. This value becomes the
500  *	least possible value in the range of QOS parameters.
501  *	The order of the QOS parameter range is then:
502  *
503  *		DL_QOS_DONT_CARE < 0 < MAXIMUM QOS VALUE
504  */
505 #define	DL_UNKNOWN		-1
506 #define	DL_QOS_DONT_CARE	-2
507 
508 /*
509  * Every QOS structure has the first 4 bytes containing a type
510  * field, denoting the definition of the rest of the structure.
511  * This is used in the same manner has the dl_primitive variable
512  * is in messages.
513  *
514  * The following list is the defined QOS structure type values and structures.
515  */
516 #define	DL_QOS_CO_RANGE1	0x0101	/* CO QOS range struct. */
517 #define	DL_QOS_CO_SEL1		0x0102	/* CO QOS selection structure */
518 #define	DL_QOS_CL_RANGE1	0x0103	/* CL QOS range struct. */
519 #define	DL_QOS_CL_SEL1		0x0104	/* CL QOS selection */
520 
521 typedef struct {
522 	t_uscalar_t	dl_qos_type;
523 	dl_through_t	dl_rcv_throughput;	/* desired and accep. */
524 	dl_transdelay_t	dl_rcv_trans_delay;	/* desired and accep. */
525 	dl_through_t	dl_xmt_throughput;
526 	dl_transdelay_t	dl_xmt_trans_delay;
527 	dl_priority_t	dl_priority;		/* min and max values */
528 	dl_protect_t	dl_protection;		/* min and max values */
529 	t_scalar_t	dl_residual_error;
530 	dl_resilience_t	dl_resilience;
531 }	dl_qos_co_range1_t;
532 
533 typedef struct {
534 	t_uscalar_t	dl_qos_type;
535 	t_scalar_t	dl_rcv_throughput;
536 	t_scalar_t	dl_rcv_trans_delay;
537 	t_scalar_t	dl_xmt_throughput;
538 	t_scalar_t	dl_xmt_trans_delay;
539 	t_scalar_t	dl_priority;
540 	t_scalar_t	dl_protection;
541 	t_scalar_t	dl_residual_error;
542 	dl_resilience_t	dl_resilience;
543 }	dl_qos_co_sel1_t;
544 
545 typedef struct {
546 	t_uscalar_t	dl_qos_type;
547 	dl_transdelay_t	dl_trans_delay;
548 	dl_priority_t	dl_priority;
549 	dl_protect_t	dl_protection;
550 	t_scalar_t	dl_residual_error;
551 }	dl_qos_cl_range1_t;
552 
553 typedef struct {
554 	t_uscalar_t	dl_qos_type;
555 	t_scalar_t	dl_trans_delay;
556 	t_scalar_t	dl_priority;
557 	t_scalar_t	dl_protection;
558 	t_scalar_t	dl_residual_error;
559 }	dl_qos_cl_sel1_t;
560 
561 union	DL_qos_types {
562 	t_uscalar_t		dl_qos_type;
563 	dl_qos_co_range1_t	qos_co_range1;
564 	dl_qos_co_sel1_t	qos_co_sel1;
565 	dl_qos_cl_range1_t	qos_cl_range1;
566 	dl_qos_cl_sel1_t	qos_cl_sel1;
567 };
568 
569 /*
570  *    Solaris specific structures and definitions.
571  */
572 
573 /*
574  * The following are the capability types and structures used by the
575  * the DL_CAPABILITY_REQ and DL_CAPABILITY_ACK primitives.
576  *
577  * These primitives are used both to determine the set of capabilities in
578  * the DLS provider and also to turn on and off specific capabilities.
579  * The response is a DL_CAPABILITY_ACK or DL_ERROR_ACK.
580  *
581  * DL_CAPABILITY_REQ can either be empty (i.e. dl_sub_length is zero) which
582  * is a request for the driver to return all capabilities. Otherwise, the
583  * DL_CAPABILITY_REQ contains the capabilities the DLS user wants to use and
584  * their settings.
585  *
586  * DL_CAPABILITY_ACK contains the capabilities that the DLS provider can
587  * support modified based on what was listed in the request. If a
588  * capability was included in the request then the information returned
589  * in the ack might be modified based on the information in the request.
590  */
591 
592 #define	DL_CAPAB_ID_WRAPPER	0x00	/* Module ID wrapper structure */
593 					/* dl_data is dl_capab_id_t */
594 #define	DL_CAPAB_HCKSUM		0x01	/* Checksum offload */
595 					/* dl_data is dl_capab_hcksum_t */
596 #define	DL_CAPAB_MDT		0x04	/* Multidata Transmit capability */
597 					/* dl_data is dl_capab_mdt_t */
598 #define	DL_CAPAB_ZEROCOPY	0x05	/* Zero-copy capability */
599 					/* dl_data is dl_capab_zerocopy_t */
600 #define	DL_CAPAB_DLD		0x06	/* dld capability */
601 					/* dl_data is dl_capab_dld_t */
602 #define	DL_CAPAB_VRRP		0x07	/* vrrp capability */
603 					/* dl_data is dl_capab_vrrp_t */
604 
605 typedef struct {
606 	t_uscalar_t	dl_cap;		/* capability type */
607 	t_uscalar_t	dl_length;	/* length of data following */
608 	/* Followed by zero or more bytes of dl_data */
609 } dl_capability_sub_t;
610 
611 /*
612  * Module ID token to be included in new sub-capability structures.
613  * Access to this structure must be done through
614  * dlcapab{set,check}qid().
615  */
616 typedef struct {
617 	t_uscalar_t	mid[4];		/* private fields */
618 } dl_mid_t;
619 
620 /*
621  * Module ID wrapper (follows dl_capability_sub_t)
622  */
623 typedef struct {
624 	dl_mid_t		id_mid;		/* module ID token */
625 	dl_capability_sub_t	id_subcap;	/* sub-capability */
626 } dl_capab_id_t;
627 
628 /*
629  * Multidata Transmit sub-capability (follows dl_capability_sub_t)
630  */
631 typedef struct {
632 	t_uscalar_t	mdt_version;	/* interface version */
633 	t_uscalar_t	mdt_flags;	/* flags */
634 	t_uscalar_t	mdt_hdr_head;	/* minimum leading header space */
635 	t_uscalar_t	mdt_hdr_tail;	/* minimum trailing header space */
636 	t_uscalar_t	mdt_max_pld;	/* maximum doable payload buffers */
637 	t_uscalar_t	mdt_span_limit;	/* scatter-gather descriptor limit */
638 	dl_mid_t	mdt_mid;	/* module ID token */
639 } dl_capab_mdt_t;
640 
641 /*
642  * Multidata Transmit revision definition history
643  */
644 #define	MDT_CURRENT_VERSION	0x02
645 #define	MDT_VERSION_2		0x02
646 
647 /*
648  * mdt_flags values
649  */
650 #define	DL_CAPAB_MDT_ENABLE	0x01	/* enable Multidata Transmit */
651 
652 /*
653  * DL_CAPAB_HCKSUM
654  * Used for negotiating different flavors of checksum offload
655  * capabilities.
656  */
657 typedef struct {
658 	t_uscalar_t	hcksum_version;	/* version of data following */
659 	t_uscalar_t	hcksum_txflags;	/* capabilities on transmit */
660 	dl_mid_t	hcksum_mid;		/* module ID */
661 } dl_capab_hcksum_t;
662 
663 /*
664  * DL_CAPAB_HCKSUM  revision definition history
665  */
666 #define	HCKSUM_CURRENT_VERSION	0x01
667 #define	HCKSUM_VERSION_1	0x01
668 
669 /*
670  * Values for dl_txflags
671  */
672 #define	HCKSUM_ENABLE		0x01	/* Set to enable hardware checksum */
673 					/* capability */
674 #define	HCKSUM_INET_PARTIAL	0x02	/* Partial 1's complement checksum */
675 					/* ability */
676 #define	HCKSUM_INET_FULL_V4	0x04	/* Full 1's complement checksum */
677 					/* ability for IPv4 packets. */
678 #define	HCKSUM_INET_FULL_V6	0x08	/* Full 1's complement checksum */
679 					/* ability for IPv6 packets. */
680 #define	HCKSUM_IPHDRCKSUM	0x10	/* IPv4 Header checksum offload */
681 					/* capability */
682 #ifdef _KERNEL
683 
684 /*
685  * VRRP sub-capability (follows dl_capability_sub_t)
686  */
687 typedef struct {
688 	int	vrrp_af;	/* IPv4 or IPv6 */
689 } dl_capab_vrrp_t;
690 
691 /*
692  * The DL_CAPAB_DLD capability enables the capabilities of gldv3-based drivers
693  * to be negotiated using a function call (dld_capab) instead of using streams.
694  */
695 typedef struct dl_capab_dld_s {
696 	t_uscalar_t		dld_version;
697 	t_uscalar_t		dld_flags;
698 
699 	/* DLD provided information */
700 	uintptr_t		dld_capab;
701 	uintptr_t		dld_capab_handle;
702 	dl_mid_t		dld_mid;	/* module ID */
703 } dl_capab_dld_t;
704 
705 #define	DL_CAPAB_DLD_ENABLE	0x00000001
706 #define	DLD_VERSION_1		1
707 #define	DLD_CURRENT_VERSION	DLD_VERSION_1
708 
709 #endif /* _KERNEL */
710 
711 /*
712  * Zero-copy sub-capability (follows dl_capability_sub_t)
713  */
714 typedef struct {
715 	t_uscalar_t	zerocopy_version;	/* interface version */
716 	t_uscalar_t	zerocopy_flags;		/* capability flags */
717 	t_uscalar_t	reserved[9];		/* reserved fields */
718 	dl_mid_t	zerocopy_mid;		/* module ID */
719 } dl_capab_zerocopy_t;
720 
721 /*
722  * Zero-copy revision definition history
723  */
724 #define	ZEROCOPY_CURRENT_VERSION	0x01
725 #define	ZEROCOPY_VERSION_1		0x01
726 
727 /*
728  * Currently supported values of zerocopy_flags
729  */
730 #define	DL_CAPAB_VMSAFE_MEM		0x01	/* Driver is zero-copy safe */
731 						/* wrt VM named buffers on */
732 						/* transmit */
733 
734 /*
735  * DLPI interface primitive definitions.
736  *
737  * Each primitive is sent as a stream message.  It is possible that
738  * the messages may be viewed as a sequence of bytes that have the
739  * following form without any padding. The structure definition
740  * of the following messages may have to change depending on the
741  * underlying hardware architecture and crossing of a hardware
742  * boundary with a different hardware architecture.
743  *
744  * Fields in the primitives having a name of the form
745  * dl_reserved cannot be used and have the value of
746  * binary zero, no bits turned on.
747  *
748  * Each message has the name defined followed by the
749  * stream message type (M_PROTO, M_PCPROTO, M_DATA)
750  */
751 
752 /*
753  *	LOCAL MANAGEMENT SERVICE PRIMITIVES
754  */
755 
756 /*
757  * DL_INFO_REQ, M_PCPROTO type
758  */
759 typedef struct {
760 	t_uscalar_t	dl_primitive;			/* set to DL_INFO_REQ */
761 } dl_info_req_t;
762 
763 /*
764  * DL_INFO_ACK, M_PCPROTO type
765  */
766 typedef struct {
767 	t_uscalar_t	dl_primitive;		/* set to DL_INFO_ACK */
768 	t_uscalar_t	dl_max_sdu;		/* Max bytes in a DLSDU */
769 	t_uscalar_t	dl_min_sdu;		/* Min bytes in a DLSDU */
770 	t_uscalar_t	dl_addr_length;		/* length of DLSAP address */
771 	t_uscalar_t	dl_mac_type;		/* type of medium supported */
772 	t_uscalar_t	dl_reserved;		/* value set to zero */
773 	t_uscalar_t	dl_current_state;	/* state of DLPI interface */
774 	t_scalar_t	dl_sap_length;		/* length of DLSAP SAP part */
775 	t_uscalar_t	dl_service_mode;	/* CO, CL or ACL */
776 	t_uscalar_t	dl_qos_length;		/* length of qos values */
777 	t_uscalar_t	dl_qos_offset;		/* offset from start of block */
778 	t_uscalar_t	dl_qos_range_length;	/* available range of qos */
779 	t_uscalar_t	dl_qos_range_offset;	/* offset from start of block */
780 	t_uscalar_t	dl_provider_style;	/* style1 or style2 */
781 	t_uscalar_t	dl_addr_offset;		/* offset of the DLSAP addr */
782 	t_uscalar_t	dl_version;		/* version number */
783 	t_uscalar_t	dl_brdcst_addr_length;	/* length of broadcast addr */
784 	t_uscalar_t	dl_brdcst_addr_offset;	/* offset from start of block */
785 	t_uscalar_t	dl_growth;		/* set to zero */
786 } dl_info_ack_t;
787 
788 /*
789  * DL_ATTACH_REQ, M_PROTO type
790  */
791 typedef struct {
792 	t_uscalar_t	dl_primitive;		/* set to DL_ATTACH_REQ */
793 	t_uscalar_t	dl_ppa;			/* id of the PPA */
794 } dl_attach_req_t;
795 
796 /*
797  * DL_DETACH_REQ, M_PROTO type
798  */
799 typedef struct {
800 	t_uscalar_t	dl_primitive;		/* set to DL_DETACH_REQ */
801 } dl_detach_req_t;
802 
803 /*
804  * DL_BIND_REQ, M_PROTO type
805  */
806 typedef struct {
807 	t_uscalar_t	dl_primitive;	/* set to DL_BIND_REQ */
808 	t_uscalar_t	dl_sap;		/* info to identify DLSAP addr */
809 	t_uscalar_t	dl_max_conind;	/* max # of outstanding con_ind */
810 	uint16_t	dl_service_mode;	/* CO, CL or ACL */
811 	uint16_t	dl_conn_mgmt;	/* if non-zero, is con-mgmt stream */
812 	t_uscalar_t	dl_xidtest_flg;	/* auto init. of test and xid */
813 } dl_bind_req_t;
814 
815 /*
816  * DL_BIND_ACK, M_PCPROTO type
817  */
818 typedef struct {
819 	t_uscalar_t	dl_primitive;	/* DL_BIND_ACK */
820 	t_uscalar_t	dl_sap;		/* DLSAP addr info */
821 	t_uscalar_t	dl_addr_length;	/* length of complete DLSAP addr */
822 	t_uscalar_t	dl_addr_offset;	/* offset from start of M_PCPROTO */
823 	t_uscalar_t	dl_max_conind;	/* allowed max. # of con-ind */
824 	t_uscalar_t	dl_xidtest_flg;	/* responses supported by provider */
825 } dl_bind_ack_t;
826 
827 /*
828  * DL_SUBS_BIND_REQ, M_PROTO type
829  */
830 typedef struct {
831 	t_uscalar_t	dl_primitive;		/* DL_SUBS_BIND_REQ */
832 	t_uscalar_t	dl_subs_sap_offset;	/* offset of subs_sap */
833 	t_uscalar_t	dl_subs_sap_length;	/* length of subs_sap */
834 	t_uscalar_t	dl_subs_bind_class;	/* peer or hierarchical */
835 } dl_subs_bind_req_t;
836 
837 /*
838  * DL_SUBS_BIND_ACK, M_PCPROTO type
839  */
840 typedef struct {
841 	t_uscalar_t dl_primitive;	/* DL_SUBS_BIND_ACK */
842 	t_uscalar_t dl_subs_sap_offset;	/* offset of subs_sap */
843 	t_uscalar_t dl_subs_sap_length;	/* length of subs_sap */
844 } dl_subs_bind_ack_t;
845 
846 /*
847  * DL_UNBIND_REQ, M_PROTO type
848  */
849 typedef struct {
850 	t_uscalar_t	dl_primitive;	/* DL_UNBIND_REQ */
851 } dl_unbind_req_t;
852 
853 /*
854  * DL_SUBS_UNBIND_REQ, M_PROTO type
855  */
856 typedef struct {
857 	t_uscalar_t	dl_primitive;		/* DL_SUBS_UNBIND_REQ */
858 	t_uscalar_t	dl_subs_sap_offset;	/* offset of subs_sap */
859 	t_uscalar_t	dl_subs_sap_length;	/* length of subs_sap */
860 } dl_subs_unbind_req_t;
861 
862 /*
863  * DL_OK_ACK, M_PCPROTO type
864  */
865 typedef struct {
866 	t_uscalar_t	dl_primitive;		/* DL_OK_ACK */
867 	t_uscalar_t	dl_correct_primitive;	/* primitive acknowledged */
868 } dl_ok_ack_t;
869 
870 /*
871  * DL_ERROR_ACK, M_PCPROTO type
872  */
873 typedef struct {
874 	t_uscalar_t	dl_primitive;		/* DL_ERROR_ACK */
875 	t_uscalar_t	dl_error_primitive;	/* primitive in error */
876 	t_uscalar_t	dl_errno;		/* DLPI error code */
877 	t_uscalar_t	dl_unix_errno;		/* UNIX system error code */
878 } dl_error_ack_t;
879 
880 /*
881  * DL_ENABMULTI_REQ, M_PROTO type
882  */
883 typedef struct {
884 	t_uscalar_t	dl_primitive;	/* DL_ENABMULTI_REQ */
885 	t_uscalar_t	dl_addr_length;	/* length of multicast address */
886 	t_uscalar_t	dl_addr_offset;	/* offset from start of M_PROTO block */
887 } dl_enabmulti_req_t;
888 
889 /*
890  * DL_DISABMULTI_REQ, M_PROTO type
891  */
892 
893 typedef struct {
894 	t_uscalar_t	dl_primitive;	/* DL_DISABMULTI_REQ */
895 	t_uscalar_t	dl_addr_length;	/* length of multicast address */
896 	t_uscalar_t	dl_addr_offset;	/* offset from start of M_PROTO block */
897 } dl_disabmulti_req_t;
898 
899 /*
900  * DL_PROMISCON_REQ, M_PROTO type
901  */
902 
903 typedef struct {
904 	t_uscalar_t	dl_primitive;	/* DL_PROMISCON_REQ */
905 	t_uscalar_t	dl_level;	/* physical,SAP, or ALL multicast */
906 } dl_promiscon_req_t;
907 
908 /*
909  * DL_PROMISCOFF_REQ, M_PROTO type
910  */
911 
912 typedef struct {
913 	t_uscalar_t	dl_primitive;	/* DL_PROMISCOFF_REQ */
914 	t_uscalar_t	dl_level;	/* Physical,SAP, or ALL multicast */
915 } dl_promiscoff_req_t;
916 
917 /*
918  *	Primitives to get and set the Physical address
919  */
920 
921 /*
922  * DL_PHYS_ADDR_REQ, M_PROTO type
923  */
924 typedef	struct {
925 	t_uscalar_t	dl_primitive;	/* DL_PHYS_ADDR_REQ */
926 	t_uscalar_t	dl_addr_type;	/* factory or current physical addr */
927 } dl_phys_addr_req_t;
928 
929 /*
930  * DL_PHYS_ADDR_ACK, M_PCPROTO type
931  */
932 typedef struct {
933 	t_uscalar_t	dl_primitive;	/* DL_PHYS_ADDR_ACK */
934 	t_uscalar_t	dl_addr_length;	/* length of the physical addr */
935 	t_uscalar_t	dl_addr_offset;	/* offset from start of block */
936 } dl_phys_addr_ack_t;
937 
938 /*
939  * DL_SET_PHYS_ADDR_REQ, M_PROTO type
940  */
941 typedef struct {
942 	t_uscalar_t	dl_primitive;	/* DL_SET_PHYS_ADDR_REQ */
943 	t_uscalar_t	dl_addr_length;	/* length of physical addr */
944 	t_uscalar_t	dl_addr_offset;	/* offset from start of block */
945 } dl_set_phys_addr_req_t;
946 
947 /*
948  *	Primitives to get statistics
949  */
950 
951 /*
952  * DL_GET_STATISTICS_REQ, M_PROTO type
953  */
954 typedef struct {
955 	t_uscalar_t	dl_primitive;		/* DL_GET_STATISTICS_REQ */
956 } dl_get_statistics_req_t;
957 
958 /*
959  * DL_GET_STATISTICS_ACK, M_PCPROTO type
960  */
961 typedef struct {
962 	t_uscalar_t	dl_primitive;	/* DL_GET_STATISTICS_ACK */
963 	t_uscalar_t	dl_stat_length;	/* length of statistics structure */
964 	t_uscalar_t	dl_stat_offset;	/* offset from start of block */
965 } dl_get_statistics_ack_t;
966 
967 /*
968  *	Solaris specific local management service primitives
969  */
970 
971 /*
972  * DL_NOTIFY_REQ, M_PROTO type
973  */
974 typedef struct {
975 	t_uscalar_t	dl_primitive;	/* set to DL_NOTIFY_REQ */
976 	uint32_t	dl_notifications; /* Requested set of notifications */
977 	uint32_t	dl_timelimit;	/* In milliseconds */
978 } dl_notify_req_t;
979 
980 /*
981  * DL_NOTIFY_ACK, M_PROTO type
982  */
983 typedef struct {
984 	t_uscalar_t	dl_primitive;	/* set to DL_NOTIFY_ACK */
985 	uint32_t	dl_notifications; /* Supported set of notifications */
986 } dl_notify_ack_t;
987 
988 /*
989  * DL_NOTIFY_IND, M_PROTO type
990  */
991 typedef struct {
992 	t_uscalar_t	dl_primitive;	/* set to DL_NOTIFY_IND */
993 	uint32_t	dl_notification; /* Which notification? */
994 	uint32_t	dl_data;	/* notification specific */
995 	t_uscalar_t	dl_addr_length;	/* length of complete DLSAP addr */
996 	t_uscalar_t	dl_addr_offset;	/* offset from start of M_PROTO */
997 } dl_notify_ind_t;
998 
999 /*
1000  * DL_NOTIFY_CONF, M_PROTO type
1001  */
1002 typedef struct {
1003 	t_uscalar_t	dl_primitive;	/* set to DL_NOTIFY_CONF */
1004 	uint32_t	dl_notification; /* Which notification? */
1005 } dl_notify_conf_t;
1006 
1007 /*
1008  * DL_AGGR_REQ, M_PROTO type
1009  */
1010 typedef struct {
1011 	t_uscalar_t	dl_primitive;	/* set to DL_AGGR_REQ */
1012 	uint32_t	dl_key;		/* Key identifying the group */
1013 	uint32_t	dl_port;	/* Identifying the NIC */
1014 	t_uscalar_t	dl_addr_length;	/* length of PHYS addr addr */
1015 	t_uscalar_t	dl_addr_offset;	/* offset from start of M_PROTO */
1016 } dl_aggr_req_t;
1017 
1018 /*
1019  * DL_AGGR_IND, M_PROTO type
1020  */
1021 typedef struct {
1022 	t_uscalar_t	dl_primitive;	/* set to DL_AGGR_IND */
1023 	uint32_t	dl_key;		/* Key identifying the group */
1024 	uint32_t	dl_port;	/* Identifying the NIC */
1025 	t_uscalar_t	dl_addr_length;	/* length of PHYS addr */
1026 	t_uscalar_t	dl_addr_offset;	/* offset from start of M_PROTO */
1027 } dl_aggr_ind_t;
1028 
1029 /*
1030  * DL_UNAGGR_REQ, M_PROTO type
1031  */
1032 typedef struct {
1033 	t_uscalar_t	dl_primitive;	/* set to DL_UNAGGR_REQ */
1034 	uint32_t	dl_key;		/* Key identifying the group */
1035 	uint32_t	dl_port;	/* Identifying the NIC */
1036 	t_uscalar_t	dl_addr_length;	/* length of PHYS addr */
1037 	t_uscalar_t	dl_addr_offset;	/* offset from start of M_PROTO */
1038 } dl_unaggr_req_t;
1039 
1040 /*
1041  * DL_CAPABILITY_REQ, M_PROTO type
1042  */
1043 typedef struct {
1044 	t_uscalar_t	dl_primitive;	/* DL_CAPABILITY_REQ */
1045 	t_uscalar_t	dl_sub_offset;	/* options offset */
1046 	t_uscalar_t	dl_sub_length;	/* options length */
1047 	/* Followed by a list of zero or more dl_capability_sub_t */
1048 } dl_capability_req_t;
1049 
1050 /*
1051  * DL_CAPABILITY_ACK, M_PROTO type
1052  */
1053 typedef struct {
1054 	t_uscalar_t	dl_primitive;	/* DL_CAPABILITY_ACK */
1055 	t_uscalar_t	dl_sub_offset;	/* options offset */
1056 	t_uscalar_t	dl_sub_length;	/* options length */
1057 	/* Followed by a list of zero or more dl_capability_sub_t */
1058 } dl_capability_ack_t;
1059 
1060 /*
1061  * DL_CONTROL_REQ, M_PROTO type
1062  */
1063 typedef struct {
1064 	t_uscalar_t	dl_primitive;	/* DL_CONTROL_REQ */
1065 	t_uscalar_t	dl_operation;	/* add/delete/purge */
1066 	t_uscalar_t	dl_type;	/* e.g. AH/ESP/ ... */
1067 	t_uscalar_t	dl_key_offset;	/* offset of key */
1068 	t_uscalar_t	dl_key_length;	/* length of key */
1069 	t_uscalar_t	dl_data_offset;	/* offset of data */
1070 	t_uscalar_t	dl_data_length;	/* length of data */
1071 } dl_control_req_t;
1072 
1073 /*
1074  * DL_CONTROL_ACK, M_PROTO type
1075  */
1076 typedef struct {
1077 	t_uscalar_t	dl_primitive;	/* DL_CONTROL_ACK */
1078 	t_uscalar_t	dl_operation;	/* add/delete/purge */
1079 	t_uscalar_t	dl_type;	/* e.g. AH/ESP/ ... */
1080 	t_uscalar_t	dl_key_offset;	/* offset of key */
1081 	t_uscalar_t	dl_key_length;	/* length of key */
1082 	t_uscalar_t	dl_data_offset;	/* offset of data */
1083 	t_uscalar_t	dl_data_length;	/* length of data */
1084 } dl_control_ack_t;
1085 
1086 /*
1087  * DL_PASSIVE_REQ, M_PROTO type
1088  */
1089 typedef struct {
1090 	t_uscalar_t	dl_primitive;
1091 } dl_passive_req_t;
1092 
1093 /*
1094  *	DL_INTR_MODE_REQ, M_PROTO type
1095  */
1096 typedef struct {
1097 	t_uscalar_t	dl_primitive;
1098 	t_uscalar_t	dl_sap;
1099 	t_uscalar_t	dl_imode;	/* intr mode: 0 off  1 on */
1100 } dl_intr_mode_req_t;
1101 
1102 /*
1103  *	CONNECTION-ORIENTED SERVICE PRIMITIVES
1104  */
1105 
1106 /*
1107  * DL_CONNECT_REQ, M_PROTO type
1108  */
1109 typedef struct {
1110 	t_uscalar_t	dl_primitive;		/* DL_CONNECT_REQ */
1111 	t_uscalar_t	dl_dest_addr_length;	/* len. of DLSAP addr */
1112 	t_uscalar_t	dl_dest_addr_offset;	/* offset */
1113 	t_uscalar_t	dl_qos_length;		/* len. of QOS parm val */
1114 	t_uscalar_t	dl_qos_offset;		/* offset */
1115 	t_uscalar_t	dl_growth;		/* set to zero */
1116 } dl_connect_req_t;
1117 
1118 /*
1119  * DL_CONNECT_IND, M_PROTO type
1120  */
1121 typedef struct {
1122 	t_uscalar_t	dl_primitive;		/* DL_CONNECT_IND */
1123 	t_uscalar_t	dl_correlation;		/* provider's correl. token */
1124 	t_uscalar_t	dl_called_addr_length;  /* length of called address */
1125 	t_uscalar_t	dl_called_addr_offset;	/* offset from start of block */
1126 	t_uscalar_t	dl_calling_addr_length;	/* length of calling address */
1127 	t_uscalar_t	dl_calling_addr_offset;	/* offset from start of block */
1128 	t_uscalar_t	dl_qos_length;		/* length of qos structure */
1129 	t_uscalar_t	dl_qos_offset;		/* offset from start of block */
1130 	t_uscalar_t	dl_growth;		/* set to zero */
1131 } dl_connect_ind_t;
1132 
1133 /*
1134  * DL_CONNECT_RES, M_PROTO type
1135  */
1136 typedef struct {
1137 	t_uscalar_t	dl_primitive;	/* DL_CONNECT_RES */
1138 	t_uscalar_t	dl_correlation; /* provider's correlation token */
1139 	t_uscalar_t	dl_resp_token;	/* token of responding stream */
1140 	t_uscalar_t	dl_qos_length;  /* length of qos structure */
1141 	t_uscalar_t	dl_qos_offset;	/* offset from start of block */
1142 	t_uscalar_t	dl_growth;	/* set to zero */
1143 } dl_connect_res_t;
1144 
1145 /*
1146  * DL_CONNECT_CON, M_PROTO type
1147  */
1148 typedef struct {
1149 	t_uscalar_t	dl_primitive;		/* DL_CONNECT_CON */
1150 	t_uscalar_t	dl_resp_addr_length;	/* responder's address len */
1151 	t_uscalar_t	dl_resp_addr_offset;	/* offset from start of block */
1152 	t_uscalar_t	dl_qos_length;		/* length of qos structure */
1153 	t_uscalar_t	dl_qos_offset;		/* offset from start of block */
1154 	t_uscalar_t	dl_growth;		/* set to zero */
1155 } dl_connect_con_t;
1156 
1157 /*
1158  * DL_TOKEN_REQ, M_PCPROTO type
1159  */
1160 typedef struct {
1161 	t_uscalar_t	dl_primitive;	/* DL_TOKEN_REQ */
1162 } dl_token_req_t;
1163 
1164 /*
1165  * DL_TOKEN_ACK, M_PCPROTO type
1166  */
1167 typedef struct {
1168 	t_uscalar_t	dl_primitive;	/* DL_TOKEN_ACK */
1169 	t_uscalar_t	dl_token;	/* Connection response token */
1170 }dl_token_ack_t;
1171 
1172 /*
1173  * DL_DISCONNECT_REQ, M_PROTO type
1174  */
1175 typedef struct {
1176 	t_uscalar_t	dl_primitive;	/* DL_DISCONNECT_REQ */
1177 	t_uscalar_t	dl_reason;	/* norm., abnorm., perm. or trans. */
1178 	t_uscalar_t	dl_correlation; /* association with connect_ind */
1179 } dl_disconnect_req_t;
1180 
1181 /*
1182  * DL_DISCONNECT_IND, M_PROTO type
1183  */
1184 typedef struct {
1185 	t_uscalar_t	dl_primitive;	/* DL_DISCONNECT_IND */
1186 	t_uscalar_t	dl_originator;	/* USER or PROVIDER */
1187 	t_uscalar_t	dl_reason;	/* permanent or transient */
1188 	t_uscalar_t	dl_correlation;	/* association with connect_ind */
1189 } dl_disconnect_ind_t;
1190 
1191 /*
1192  * DL_RESET_REQ, M_PROTO type
1193  */
1194 typedef struct {
1195 	t_uscalar_t	dl_primitive;	/* DL_RESET_REQ */
1196 } dl_reset_req_t;
1197 
1198 /*
1199  * DL_RESET_IND, M_PROTO type
1200  */
1201 typedef struct {
1202 	t_uscalar_t	dl_primitive;	/* DL_RESET_IND */
1203 	t_uscalar_t	dl_originator;	/* Provider or User */
1204 	t_uscalar_t	dl_reason;	/* flow control, link error, resync */
1205 } dl_reset_ind_t;
1206 
1207 /*
1208  * DL_RESET_RES, M_PROTO type
1209  */
1210 typedef struct {
1211 	t_uscalar_t	dl_primitive;		/* DL_RESET_RES */
1212 } dl_reset_res_t;
1213 
1214 /*
1215  * DL_RESET_CON, M_PROTO type
1216  */
1217 typedef struct {
1218 	t_uscalar_t	dl_primitive;		/* DL_RESET_CON */
1219 } dl_reset_con_t;
1220 
1221 
1222 /*
1223  *	CONNECTIONLESS SERVICE PRIMITIVES
1224  */
1225 
1226 /*
1227  * DL_UNITDATA_REQ, M_PROTO type, with M_DATA block(s)
1228  */
1229 typedef struct {
1230 	t_uscalar_t	dl_primitive;		/* DL_UNITDATA_REQ */
1231 	t_uscalar_t	dl_dest_addr_length;	/* DLSAP length of dest. user */
1232 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1233 	dl_priority_t	dl_priority;	/* priority value */
1234 } dl_unitdata_req_t;
1235 
1236 /*
1237  * DL_UNITDATA_IND, M_PROTO type, with M_DATA block(s)
1238  */
1239 typedef struct {
1240 	t_uscalar_t	dl_primitive;		/* DL_UNITDATA_IND */
1241 	t_uscalar_t	dl_dest_addr_length;	/* DLSAP length of dest. user */
1242 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1243 	t_uscalar_t	dl_src_addr_length;	/* DLSAP addr length sender */
1244 	t_uscalar_t	dl_src_addr_offset;	/* offset from start of block */
1245 	t_uscalar_t	dl_group_address;	/* one if multicast/broadcast */
1246 } dl_unitdata_ind_t;
1247 
1248 /*
1249  * DL_UDERROR_IND, M_PROTO type
1250  *	(or M_PCPROTO type if LLI-based provider)
1251  */
1252 typedef struct {
1253 	t_uscalar_t	dl_primitive;		/* DL_UDERROR_IND */
1254 	t_uscalar_t	dl_dest_addr_length;	/* Destination DLSAP */
1255 	t_uscalar_t	dl_dest_addr_offset;	/* Offset from start of block */
1256 	t_uscalar_t	dl_unix_errno;		/* unix system error code */
1257 	t_uscalar_t	dl_errno;		/* DLPI error code */
1258 } dl_uderror_ind_t;
1259 
1260 /*
1261  * DL_UDQOS_REQ, M_PROTO type
1262  */
1263 typedef struct {
1264 	t_uscalar_t	dl_primitive;	/* DL_UDQOS_REQ */
1265 	t_uscalar_t	dl_qos_length;	/* requested qos byte length */
1266 	t_uscalar_t	dl_qos_offset;	/* offset from start of block */
1267 } dl_udqos_req_t;
1268 
1269 /*
1270  *	Primitives to handle XID and TEST operations
1271  */
1272 
1273 /*
1274  * DL_TEST_REQ, M_PROTO type
1275  */
1276 typedef struct {
1277 	t_uscalar_t	dl_primitive;		/* DL_TEST_REQ */
1278 	t_uscalar_t	dl_flag;		/* poll/final */
1279 	t_uscalar_t	dl_dest_addr_length;	/* DLSAP length of dest. user */
1280 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1281 } dl_test_req_t;
1282 
1283 /*
1284  * DL_TEST_IND, M_PROTO type
1285  */
1286 typedef struct {
1287 	t_uscalar_t	dl_primitive;		/* DL_TEST_IND */
1288 	t_uscalar_t	dl_flag;		/* poll/final */
1289 	t_uscalar_t	dl_dest_addr_length;	/* DLSAP length of dest. user */
1290 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1291 	t_uscalar_t	dl_src_addr_length;	/* DLSAP length of source */
1292 	t_uscalar_t	dl_src_addr_offset;	/* offset from start of block */
1293 } dl_test_ind_t;
1294 
1295 /*
1296  *	DL_TEST_RES, M_PROTO type
1297  */
1298 typedef struct {
1299 	t_uscalar_t	dl_primitive;		/* DL_TEST_RES */
1300 	t_uscalar_t	dl_flag;		/* poll/final */
1301 	t_uscalar_t	dl_dest_addr_length;	/* DLSAP length of dest. user */
1302 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1303 } dl_test_res_t;
1304 
1305 /*
1306  *	DL_TEST_CON, M_PROTO type
1307  */
1308 typedef struct {
1309 	t_uscalar_t	dl_primitive;		/* DL_TEST_CON */
1310 	t_uscalar_t	dl_flag;		/* poll/final */
1311 	t_uscalar_t	dl_dest_addr_length;	/* DLSAP length of dest. user */
1312 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1313 	t_uscalar_t	dl_src_addr_length;	/* DLSAP length of source */
1314 	t_uscalar_t	dl_src_addr_offset;	/* offset from start of block */
1315 } dl_test_con_t;
1316 
1317 /*
1318  * DL_XID_REQ, M_PROTO type
1319  */
1320 typedef struct {
1321 	t_uscalar_t	dl_primitive;		/* DL_XID_REQ */
1322 	t_uscalar_t	dl_flag;		/* poll/final */
1323 	t_uscalar_t	dl_dest_addr_length;	/* DLSAP length of dest. user */
1324 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1325 } dl_xid_req_t;
1326 
1327 /*
1328  * DL_XID_IND, M_PROTO type
1329  */
1330 typedef struct {
1331 	t_uscalar_t	dl_primitive;		/* DL_XID_IND */
1332 	t_uscalar_t	dl_flag;		/* poll/final */
1333 	t_uscalar_t	dl_dest_addr_length;	/* DLSAP length of dest. user */
1334 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1335 	t_uscalar_t	dl_src_addr_length;	/* DLSAP length of source */
1336 	t_uscalar_t	dl_src_addr_offset;	/* offset from start of block */
1337 } dl_xid_ind_t;
1338 
1339 /*
1340  *	DL_XID_RES, M_PROTO type
1341  */
1342 typedef struct {
1343 	t_uscalar_t	dl_primitive;		/* DL_XID_RES */
1344 	t_uscalar_t	dl_flag;		/* poll/final */
1345 	t_uscalar_t	dl_dest_addr_length;	/* DLSAP length of dest. user */
1346 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1347 } dl_xid_res_t;
1348 
1349 /*
1350  *	DL_XID_CON, M_PROTO type
1351  */
1352 typedef struct {
1353 	t_uscalar_t	dl_primitive;		/* DL_XID_CON */
1354 	t_uscalar_t	dl_flag;		/* poll/final */
1355 	t_uscalar_t	dl_dest_addr_length;	/* DLSAP length of dest. user */
1356 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1357 	t_uscalar_t	dl_src_addr_length;	/* DLSAP length of source */
1358 	t_uscalar_t	dl_src_addr_offset;	/* offset from start of block */
1359 } dl_xid_con_t;
1360 
1361 /*
1362  *	ACKNOWLEDGED CONNECTIONLESS SERVICE PRIMITIVES
1363  */
1364 
1365 /*
1366  * DL_DATA_ACK_REQ, M_PROTO type
1367  */
1368 typedef struct {
1369 	t_uscalar_t	dl_primitive;		/* DL_DATA_ACK_REQ */
1370 	t_uscalar_t	dl_correlation;		/* User's correlation token */
1371 	t_uscalar_t	dl_dest_addr_length;	/* length of destination addr */
1372 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1373 	t_uscalar_t	dl_src_addr_length;	/* length of source address */
1374 	t_uscalar_t	dl_src_addr_offset;	/* offset from start of block */
1375 	t_uscalar_t	dl_priority;		/* priority */
1376 	t_uscalar_t	dl_service_class;	/* DL_RQST_RSP|DL_RQST_NORSP */
1377 } dl_data_ack_req_t;
1378 
1379 /*
1380  * DL_DATA_ACK_IND, M_PROTO type
1381  */
1382 typedef struct {
1383 	t_uscalar_t	dl_primitive;		/* DL_DATA_ACK_IND */
1384 	t_uscalar_t	dl_dest_addr_length;	/* length of destination addr */
1385 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1386 	t_uscalar_t	dl_src_addr_length;	/* length of source address */
1387 	t_uscalar_t	dl_src_addr_offset;	/* offset from start of block */
1388 	t_uscalar_t	dl_priority;		/* pri. for data unit transm. */
1389 	t_uscalar_t	dl_service_class;	/* DL_RQST_RSP|DL_RQST_NORSP */
1390 } dl_data_ack_ind_t;
1391 
1392 /*
1393  * DL_DATA_ACK_STATUS_IND, M_PROTO type
1394  */
1395 typedef struct {
1396 	t_uscalar_t	dl_primitive;	/* DL_DATA_ACK_STATUS_IND */
1397 	t_uscalar_t	dl_correlation;	/* User's correlation token */
1398 	t_uscalar_t	dl_status;	/* success or failure of previous req */
1399 } dl_data_ack_status_ind_t;
1400 
1401 /*
1402  * DL_REPLY_REQ, M_PROTO type
1403  */
1404 typedef struct {
1405 	t_uscalar_t	dl_primitive;		/* DL_REPLY_REQ */
1406 	t_uscalar_t	dl_correlation;		/* User's correlation token */
1407 	t_uscalar_t	dl_dest_addr_length;	/* destination address length */
1408 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1409 	t_uscalar_t	dl_src_addr_length;	/* source address length */
1410 	t_uscalar_t	dl_src_addr_offset;	/* offset from start of block */
1411 	t_uscalar_t	dl_priority;		/* pri for data unit trans. */
1412 	t_uscalar_t	dl_service_class;
1413 } dl_reply_req_t;
1414 
1415 /*
1416  * DL_REPLY_IND, M_PROTO type
1417  */
1418 typedef struct {
1419 	t_uscalar_t	dl_primitive;		/* DL_REPLY_IND */
1420 	t_uscalar_t	dl_dest_addr_length;	/* destination address length */
1421 	t_uscalar_t	dl_dest_addr_offset;	/* offset from start of block */
1422 	t_uscalar_t	dl_src_addr_length;	/* length of source address */
1423 	t_uscalar_t	dl_src_addr_offset;	/* offset from start of block */
1424 	t_uscalar_t	dl_priority;		/* pri for data unit trans. */
1425 	t_uscalar_t	dl_service_class;	/* DL_RQST_RSP|DL_RQST_NORSP */
1426 } dl_reply_ind_t;
1427 
1428 /*
1429  * DL_REPLY_STATUS_IND, M_PROTO type
1430  */
1431 typedef struct {
1432 	t_uscalar_t	dl_primitive;	/* DL_REPLY_STATUS_IND */
1433 	t_uscalar_t	dl_correlation;	/* User's correlation token */
1434 	t_uscalar_t	dl_status;	/* success or failure of previous req */
1435 } dl_reply_status_ind_t;
1436 
1437 /*
1438  * DL_REPLY_UPDATE_REQ, M_PROTO type
1439  */
1440 typedef struct {
1441 	t_uscalar_t	dl_primitive;		/* DL_REPLY_UPDATE_REQ */
1442 	t_uscalar_t	dl_correlation;		/* user's correlation token */
1443 	t_uscalar_t	dl_src_addr_length;	/* length of source address */
1444 	t_uscalar_t	dl_src_addr_offset;	/* offset from start of block */
1445 } dl_reply_update_req_t;
1446 
1447 /*
1448  * DL_REPLY_UPDATE_STATUS_IND, M_PROTO type
1449  */
1450 typedef struct {
1451 	t_uscalar_t	dl_primitive;	/* DL_REPLY_UPDATE_STATUS_IND */
1452 	t_uscalar_t	dl_correlation;	/* User's correlation token */
1453 	t_uscalar_t	dl_status;	/* success or failure of previous req */
1454 } dl_reply_update_status_ind_t;
1455 
1456 union DL_primitives {
1457 	t_uscalar_t		dl_primitive;
1458 	dl_info_req_t		info_req;
1459 	dl_info_ack_t		info_ack;
1460 	dl_attach_req_t		attach_req;
1461 	dl_detach_req_t		detach_req;
1462 	dl_bind_req_t		bind_req;
1463 	dl_bind_ack_t		bind_ack;
1464 	dl_unbind_req_t		unbind_req;
1465 	dl_subs_bind_req_t	subs_bind_req;
1466 	dl_subs_bind_ack_t	subs_bind_ack;
1467 	dl_subs_unbind_req_t	subs_unbind_req;
1468 	dl_ok_ack_t		ok_ack;
1469 	dl_error_ack_t		error_ack;
1470 	dl_connect_req_t	connect_req;
1471 	dl_connect_ind_t	connect_ind;
1472 	dl_connect_res_t	connect_res;
1473 	dl_connect_con_t	connect_con;
1474 	dl_token_req_t		token_req;
1475 	dl_token_ack_t		token_ack;
1476 	dl_disconnect_req_t	disconnect_req;
1477 	dl_disconnect_ind_t	disconnect_ind;
1478 	dl_reset_req_t		reset_req;
1479 	dl_reset_ind_t		reset_ind;
1480 	dl_reset_res_t		reset_res;
1481 	dl_reset_con_t		reset_con;
1482 	dl_unitdata_req_t	unitdata_req;
1483 	dl_unitdata_ind_t	unitdata_ind;
1484 	dl_uderror_ind_t	uderror_ind;
1485 	dl_udqos_req_t		udqos_req;
1486 	dl_enabmulti_req_t	enabmulti_req;
1487 	dl_disabmulti_req_t	disabmulti_req;
1488 	dl_promiscon_req_t	promiscon_req;
1489 	dl_promiscoff_req_t	promiscoff_req;
1490 	dl_phys_addr_req_t	physaddr_req;
1491 	dl_phys_addr_ack_t	physaddr_ack;
1492 	dl_set_phys_addr_req_t	set_physaddr_req;
1493 	dl_get_statistics_req_t	get_statistics_req;
1494 	dl_get_statistics_ack_t	get_statistics_ack;
1495 	dl_notify_req_t		notify_req;
1496 	dl_notify_ack_t		notify_ack;
1497 	dl_notify_ind_t		notify_ind;
1498 	dl_notify_conf_t	notify_conf;
1499 	dl_aggr_req_t		aggr_req;
1500 	dl_aggr_ind_t		aggr_ind;
1501 	dl_unaggr_req_t		unaggr_req;
1502 	dl_test_req_t		test_req;
1503 	dl_test_ind_t		test_ind;
1504 	dl_test_res_t		test_res;
1505 	dl_test_con_t		test_con;
1506 	dl_xid_req_t		xid_req;
1507 	dl_xid_ind_t		xid_ind;
1508 	dl_xid_res_t		xid_res;
1509 	dl_xid_con_t		xid_con;
1510 	dl_data_ack_req_t	data_ack_req;
1511 	dl_data_ack_ind_t	data_ack_ind;
1512 	dl_data_ack_status_ind_t	data_ack_status_ind;
1513 	dl_reply_req_t		reply_req;
1514 	dl_reply_ind_t		reply_ind;
1515 	dl_reply_status_ind_t	reply_status_ind;
1516 	dl_reply_update_req_t	reply_update_req;
1517 	dl_reply_update_status_ind_t	reply_update_status_ind;
1518 	dl_capability_req_t	capability_req;
1519 	dl_capability_ack_t	capability_ack;
1520 	dl_control_req_t	control_req;
1521 	dl_control_ack_t	control_ack;
1522 	dl_passive_req_t	passive_req;
1523 	dl_intr_mode_req_t	intr_mode_req;
1524 };
1525 
1526 #define	DL_INFO_REQ_SIZE	sizeof (dl_info_req_t)
1527 #define	DL_INFO_ACK_SIZE	sizeof (dl_info_ack_t)
1528 #define	DL_ATTACH_REQ_SIZE	sizeof (dl_attach_req_t)
1529 #define	DL_DETACH_REQ_SIZE	sizeof (dl_detach_req_t)
1530 #define	DL_BIND_REQ_SIZE	sizeof (dl_bind_req_t)
1531 #define	DL_BIND_ACK_SIZE	sizeof (dl_bind_ack_t)
1532 #define	DL_UNBIND_REQ_SIZE	sizeof (dl_unbind_req_t)
1533 #define	DL_SUBS_BIND_REQ_SIZE	sizeof (dl_subs_bind_req_t)
1534 #define	DL_SUBS_BIND_ACK_SIZE	sizeof (dl_subs_bind_ack_t)
1535 #define	DL_SUBS_UNBIND_REQ_SIZE	sizeof (dl_subs_unbind_req_t)
1536 #define	DL_OK_ACK_SIZE		sizeof (dl_ok_ack_t)
1537 #define	DL_ERROR_ACK_SIZE	sizeof (dl_error_ack_t)
1538 #define	DL_CONNECT_REQ_SIZE	sizeof (dl_connect_req_t)
1539 #define	DL_CONNECT_IND_SIZE	sizeof (dl_connect_ind_t)
1540 #define	DL_CONNECT_RES_SIZE	sizeof (dl_connect_res_t)
1541 #define	DL_CONNECT_CON_SIZE	sizeof (dl_connect_con_t)
1542 #define	DL_TOKEN_REQ_SIZE	sizeof (dl_token_req_t)
1543 #define	DL_TOKEN_ACK_SIZE	sizeof (dl_token_ack_t)
1544 #define	DL_DISCONNECT_REQ_SIZE	sizeof (dl_disconnect_req_t)
1545 #define	DL_DISCONNECT_IND_SIZE	sizeof (dl_disconnect_ind_t)
1546 #define	DL_RESET_REQ_SIZE	sizeof (dl_reset_req_t)
1547 #define	DL_RESET_IND_SIZE	sizeof (dl_reset_ind_t)
1548 #define	DL_RESET_RES_SIZE	sizeof (dl_reset_res_t)
1549 #define	DL_RESET_CON_SIZE	sizeof (dl_reset_con_t)
1550 #define	DL_UNITDATA_REQ_SIZE	sizeof (dl_unitdata_req_t)
1551 #define	DL_UNITDATA_IND_SIZE	sizeof (dl_unitdata_ind_t)
1552 #define	DL_UDERROR_IND_SIZE	sizeof (dl_uderror_ind_t)
1553 #define	DL_UDQOS_REQ_SIZE	sizeof (dl_udqos_req_t)
1554 #define	DL_ENABMULTI_REQ_SIZE	sizeof (dl_enabmulti_req_t)
1555 #define	DL_DISABMULTI_REQ_SIZE	sizeof (dl_disabmulti_req_t)
1556 #define	DL_PROMISCON_REQ_SIZE	sizeof (dl_promiscon_req_t)
1557 #define	DL_PROMISCOFF_REQ_SIZE	sizeof (dl_promiscoff_req_t)
1558 #define	DL_PHYS_ADDR_REQ_SIZE	sizeof (dl_phys_addr_req_t)
1559 #define	DL_PHYS_ADDR_ACK_SIZE	sizeof (dl_phys_addr_ack_t)
1560 #define	DL_SET_PHYS_ADDR_REQ_SIZE	sizeof (dl_set_phys_addr_req_t)
1561 #define	DL_GET_STATISTICS_REQ_SIZE	sizeof (dl_get_statistics_req_t)
1562 #define	DL_GET_STATISTICS_ACK_SIZE	sizeof (dl_get_statistics_ack_t)
1563 #define	DL_NOTIFY_REQ_SIZE	sizeof (dl_notify_req_t)
1564 #define	DL_NOTIFY_ACK_SIZE	sizeof (dl_notify_ack_t)
1565 #define	DL_NOTIFY_IND_SIZE	sizeof (dl_notify_ind_t)
1566 #define	DL_NOTIFY_CONF_SIZE	sizeof (dl_notify_conf_t)
1567 #define	DL_AGGR_REQ_SIZE	sizeof (dl_aggr_req_t)
1568 #define	DL_AGGR_IND_SIZE	sizeof (dl_aggr_ind_t)
1569 #define	DL_UNAGGR_REQ_SIZE	sizeof (dl_unaggr_req_t)
1570 #define	DL_XID_REQ_SIZE		sizeof (dl_xid_req_t)
1571 #define	DL_XID_IND_SIZE		sizeof (dl_xid_ind_t)
1572 #define	DL_XID_RES_SIZE		sizeof (dl_xid_res_t)
1573 #define	DL_XID_CON_SIZE		sizeof (dl_xid_con_t)
1574 #define	DL_TEST_REQ_SIZE	sizeof (dl_test_req_t)
1575 #define	DL_TEST_IND_SIZE	sizeof (dl_test_ind_t)
1576 #define	DL_TEST_RES_SIZE	sizeof (dl_test_res_t)
1577 #define	DL_TEST_CON_SIZE	sizeof (dl_test_con_t)
1578 #define	DL_DATA_ACK_REQ_SIZE	sizeof (dl_data_ack_req_t)
1579 #define	DL_DATA_ACK_IND_SIZE	sizeof (dl_data_ack_ind_t)
1580 #define	DL_DATA_ACK_STATUS_IND_SIZE	sizeof (dl_data_ack_status_ind_t)
1581 #define	DL_REPLY_REQ_SIZE	sizeof (dl_reply_req_t)
1582 #define	DL_REPLY_IND_SIZE	sizeof (dl_reply_ind_t)
1583 #define	DL_REPLY_STATUS_IND_SIZE	sizeof (dl_reply_status_ind_t)
1584 #define	DL_REPLY_UPDATE_REQ_SIZE	sizeof (dl_reply_update_req_t)
1585 #define	DL_REPLY_UPDATE_STATUS_IND_SIZE	sizeof (dl_reply_update_status_ind_t)
1586 #define	DL_CAPABILITY_REQ_SIZE	sizeof (dl_capability_req_t)
1587 #define	DL_CAPABILITY_ACK_SIZE	sizeof (dl_capability_ack_t)
1588 #define	DL_CONTROL_REQ_SIZE	sizeof (dl_control_req_t)
1589 #define	DL_CONTROL_ACK_SIZE	sizeof (dl_control_ack_t)
1590 #define	DL_PASSIVE_REQ_SIZE	sizeof (dl_passive_req_t)
1591 #define	DL_INTR_MODE_REQ_SIZE	sizeof (dl_intr_mode_req_t)
1592 
1593 #ifdef	_KERNEL
1594 /*
1595  * DDI DLPI routines; see the appropriate manpage for details.
1596  */
1597 extern void	dlbindack(queue_t *, mblk_t *, t_scalar_t, const void *,
1598     t_uscalar_t, t_uscalar_t, t_uscalar_t);
1599 extern void	dlokack(queue_t *, mblk_t *, t_uscalar_t);
1600 extern void	dlerrorack(queue_t *, mblk_t *, t_uscalar_t, t_uscalar_t,
1601     t_uscalar_t);
1602 extern void	dluderrorind(queue_t *, mblk_t *, const void *, t_uscalar_t,
1603     t_uscalar_t, t_uscalar_t);
1604 extern void	dlphysaddrack(queue_t *, mblk_t *, const void *, t_uscalar_t);
1605 
1606 /*
1607  * All routines that follow are unstable and subject to change.
1608  */
1609 extern void	dlcapabsetqid(dl_mid_t *, const queue_t *);
1610 extern boolean_t dlcapabcheckqid(const dl_mid_t *, const queue_t *);
1611 extern void	dlnotifyack(queue_t *, mblk_t *, uint32_t);
1612 /*
1613  * The ldi_handle_t typedef is in <sys/sunldi.h>, which in turn requires
1614  * <sys/sunddi.h>, which pulls in <sys/cmn_err.h>, which declares kernel
1615  * versions of the printf() functions that conflict with the libc ones.
1616  * This causes conflicts when building MDB modules like ARP that #define
1617  * _KERNEL.  So we use `struct __ldi_handle *' instead.
1618  */
1619 struct __ldi_handle;
1620 extern int dl_attach(struct __ldi_handle *, int, dl_error_ack_t *);
1621 extern int dl_bind(struct __ldi_handle *, uint_t, dl_error_ack_t *);
1622 extern int dl_phys_addr(struct __ldi_handle *, uchar_t *, size_t *,
1623     dl_error_ack_t *);
1624 extern int dl_info(struct __ldi_handle *, dl_info_ack_t *, uchar_t *, size_t *,
1625     dl_error_ack_t *);
1626 extern int dl_notify(struct __ldi_handle *, uint32_t *, dl_error_ack_t *);
1627 extern const char *dl_errstr(t_uscalar_t);
1628 extern const char *dl_primstr(t_uscalar_t);
1629 extern const char *dl_mactypestr(t_uscalar_t);
1630 
1631 #endif	/* _KERNEL */
1632 
1633 #ifdef	__cplusplus
1634 }
1635 #endif
1636 
1637 #endif /* _SYS_DLPI_H */
1638