xref: /openbmc/linux/include/net/bluetooth/hci.h (revision 82ced6fd)
1 /*
2    BlueZ - Bluetooth protocol stack for Linux
3    Copyright (C) 2000-2001 Qualcomm Incorporated
4 
5    Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
6 
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License version 2 as
9    published by the Free Software Foundation;
10 
11    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
12    OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
14    IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
15    CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
16    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 
20    ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
21    COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
22    SOFTWARE IS DISCLAIMED.
23 */
24 
25 #ifndef __HCI_H
26 #define __HCI_H
27 
28 #define HCI_MAX_ACL_SIZE	1024
29 #define HCI_MAX_SCO_SIZE	255
30 #define HCI_MAX_EVENT_SIZE	260
31 #define HCI_MAX_FRAME_SIZE	(HCI_MAX_ACL_SIZE + 4)
32 
33 /* HCI dev events */
34 #define HCI_DEV_REG			1
35 #define HCI_DEV_UNREG			2
36 #define HCI_DEV_UP			3
37 #define HCI_DEV_DOWN			4
38 #define HCI_DEV_SUSPEND			5
39 #define HCI_DEV_RESUME			6
40 
41 /* HCI notify events */
42 #define HCI_NOTIFY_CONN_ADD		1
43 #define HCI_NOTIFY_CONN_DEL		2
44 #define HCI_NOTIFY_VOICE_SETTING	3
45 
46 /* HCI device types */
47 #define HCI_VIRTUAL	0
48 #define HCI_USB		1
49 #define HCI_PCCARD	2
50 #define HCI_UART	3
51 #define HCI_RS232	4
52 #define HCI_PCI		5
53 #define HCI_SDIO	6
54 
55 /* HCI device quirks */
56 enum {
57 	HCI_QUIRK_NO_RESET,
58 	HCI_QUIRK_RAW_DEVICE,
59 	HCI_QUIRK_FIXUP_BUFFER_SIZE
60 };
61 
62 /* HCI device flags */
63 enum {
64 	HCI_UP,
65 	HCI_INIT,
66 	HCI_RUNNING,
67 
68 	HCI_PSCAN,
69 	HCI_ISCAN,
70 	HCI_AUTH,
71 	HCI_ENCRYPT,
72 	HCI_INQUIRY,
73 
74 	HCI_RAW,
75 };
76 
77 /* HCI ioctl defines */
78 #define HCIDEVUP	_IOW('H', 201, int)
79 #define HCIDEVDOWN	_IOW('H', 202, int)
80 #define HCIDEVRESET	_IOW('H', 203, int)
81 #define HCIDEVRESTAT	_IOW('H', 204, int)
82 
83 #define HCIGETDEVLIST	_IOR('H', 210, int)
84 #define HCIGETDEVINFO	_IOR('H', 211, int)
85 #define HCIGETCONNLIST	_IOR('H', 212, int)
86 #define HCIGETCONNINFO	_IOR('H', 213, int)
87 #define HCIGETAUTHINFO	_IOR('H', 215, int)
88 
89 #define HCISETRAW	_IOW('H', 220, int)
90 #define HCISETSCAN	_IOW('H', 221, int)
91 #define HCISETAUTH	_IOW('H', 222, int)
92 #define HCISETENCRYPT	_IOW('H', 223, int)
93 #define HCISETPTYPE	_IOW('H', 224, int)
94 #define HCISETLINKPOL	_IOW('H', 225, int)
95 #define HCISETLINKMODE	_IOW('H', 226, int)
96 #define HCISETACLMTU	_IOW('H', 227, int)
97 #define HCISETSCOMTU	_IOW('H', 228, int)
98 
99 #define HCIINQUIRY	_IOR('H', 240, int)
100 
101 /* HCI timeouts */
102 #define HCI_CONNECT_TIMEOUT	(40000)	/* 40 seconds */
103 #define HCI_DISCONN_TIMEOUT	(2000)	/* 2 seconds */
104 #define HCI_PAIRING_TIMEOUT	(60000)	/* 60 seconds */
105 #define HCI_IDLE_TIMEOUT	(6000)	/* 6 seconds */
106 #define HCI_INIT_TIMEOUT	(10000)	/* 10 seconds */
107 
108 /* HCI data types */
109 #define HCI_COMMAND_PKT		0x01
110 #define HCI_ACLDATA_PKT		0x02
111 #define HCI_SCODATA_PKT		0x03
112 #define HCI_EVENT_PKT		0x04
113 #define HCI_VENDOR_PKT		0xff
114 
115 /* HCI packet types */
116 #define HCI_DM1		0x0008
117 #define HCI_DM3		0x0400
118 #define HCI_DM5		0x4000
119 #define HCI_DH1		0x0010
120 #define HCI_DH3		0x0800
121 #define HCI_DH5		0x8000
122 
123 #define HCI_HV1		0x0020
124 #define HCI_HV2		0x0040
125 #define HCI_HV3		0x0080
126 
127 #define SCO_PTYPE_MASK	(HCI_HV1 | HCI_HV2 | HCI_HV3)
128 #define ACL_PTYPE_MASK	(~SCO_PTYPE_MASK)
129 
130 /* eSCO packet types */
131 #define ESCO_HV1	0x0001
132 #define ESCO_HV2	0x0002
133 #define ESCO_HV3	0x0004
134 #define ESCO_EV3	0x0008
135 #define ESCO_EV4	0x0010
136 #define ESCO_EV5	0x0020
137 #define ESCO_2EV3	0x0040
138 #define ESCO_3EV3	0x0080
139 #define ESCO_2EV5	0x0100
140 #define ESCO_3EV5	0x0200
141 
142 #define SCO_ESCO_MASK  (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
143 #define EDR_ESCO_MASK  (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5)
144 
145 /* ACL flags */
146 #define ACL_CONT		0x01
147 #define ACL_START		0x02
148 #define ACL_ACTIVE_BCAST	0x04
149 #define ACL_PICO_BCAST		0x08
150 
151 /* Baseband links */
152 #define SCO_LINK	0x00
153 #define ACL_LINK	0x01
154 #define ESCO_LINK	0x02
155 
156 /* LMP features */
157 #define LMP_3SLOT	0x01
158 #define LMP_5SLOT	0x02
159 #define LMP_ENCRYPT	0x04
160 #define LMP_SOFFSET	0x08
161 #define LMP_TACCURACY	0x10
162 #define LMP_RSWITCH	0x20
163 #define LMP_HOLD	0x40
164 #define LMP_SNIFF	0x80
165 
166 #define LMP_PARK	0x01
167 #define LMP_RSSI	0x02
168 #define LMP_QUALITY	0x04
169 #define LMP_SCO		0x08
170 #define LMP_HV2		0x10
171 #define LMP_HV3		0x20
172 #define LMP_ULAW	0x40
173 #define LMP_ALAW	0x80
174 
175 #define LMP_CVSD	0x01
176 #define LMP_PSCHEME	0x02
177 #define LMP_PCONTROL	0x04
178 
179 #define LMP_ESCO	0x80
180 
181 #define LMP_EV4		0x01
182 #define LMP_EV5		0x02
183 
184 #define LMP_SNIFF_SUBR	0x02
185 #define LMP_EDR_ESCO_2M	0x20
186 #define LMP_EDR_ESCO_3M	0x40
187 #define LMP_EDR_3S_ESCO	0x80
188 
189 #define LMP_SIMPLE_PAIR	0x08
190 
191 /* Connection modes */
192 #define HCI_CM_ACTIVE	0x0000
193 #define HCI_CM_HOLD	0x0001
194 #define HCI_CM_SNIFF	0x0002
195 #define HCI_CM_PARK	0x0003
196 
197 /* Link policies */
198 #define HCI_LP_RSWITCH	0x0001
199 #define HCI_LP_HOLD	0x0002
200 #define HCI_LP_SNIFF	0x0004
201 #define HCI_LP_PARK	0x0008
202 
203 /* Link modes */
204 #define HCI_LM_ACCEPT	0x8000
205 #define HCI_LM_MASTER	0x0001
206 #define HCI_LM_AUTH	0x0002
207 #define HCI_LM_ENCRYPT	0x0004
208 #define HCI_LM_TRUSTED	0x0008
209 #define HCI_LM_RELIABLE	0x0010
210 #define HCI_LM_SECURE	0x0020
211 
212 /* Authentication types */
213 #define HCI_AT_NO_BONDING		0x00
214 #define HCI_AT_NO_BONDING_MITM		0x01
215 #define HCI_AT_DEDICATED_BONDING	0x02
216 #define HCI_AT_DEDICATED_BONDING_MITM	0x03
217 #define HCI_AT_GENERAL_BONDING		0x04
218 #define HCI_AT_GENERAL_BONDING_MITM	0x05
219 
220 /* -----  HCI Commands ---- */
221 #define HCI_OP_INQUIRY			0x0401
222 struct hci_cp_inquiry {
223 	__u8     lap[3];
224 	__u8     length;
225 	__u8     num_rsp;
226 } __attribute__ ((packed));
227 
228 #define HCI_OP_INQUIRY_CANCEL		0x0402
229 
230 #define HCI_OP_EXIT_PERIODIC_INQ	0x0404
231 
232 #define HCI_OP_CREATE_CONN		0x0405
233 struct hci_cp_create_conn {
234 	bdaddr_t bdaddr;
235 	__le16   pkt_type;
236 	__u8     pscan_rep_mode;
237 	__u8     pscan_mode;
238 	__le16   clock_offset;
239 	__u8     role_switch;
240 } __attribute__ ((packed));
241 
242 #define HCI_OP_DISCONNECT		0x0406
243 struct hci_cp_disconnect {
244 	__le16   handle;
245 	__u8     reason;
246 } __attribute__ ((packed));
247 
248 #define HCI_OP_ADD_SCO			0x0407
249 struct hci_cp_add_sco {
250 	__le16   handle;
251 	__le16   pkt_type;
252 } __attribute__ ((packed));
253 
254 #define HCI_OP_CREATE_CONN_CANCEL	0x0408
255 struct hci_cp_create_conn_cancel {
256 	bdaddr_t bdaddr;
257 } __attribute__ ((packed));
258 
259 #define HCI_OP_ACCEPT_CONN_REQ		0x0409
260 struct hci_cp_accept_conn_req {
261 	bdaddr_t bdaddr;
262 	__u8     role;
263 } __attribute__ ((packed));
264 
265 #define HCI_OP_REJECT_CONN_REQ		0x040a
266 struct hci_cp_reject_conn_req {
267 	bdaddr_t bdaddr;
268 	__u8     reason;
269 } __attribute__ ((packed));
270 
271 #define HCI_OP_LINK_KEY_REPLY		0x040b
272 struct hci_cp_link_key_reply {
273 	bdaddr_t bdaddr;
274 	__u8     link_key[16];
275 } __attribute__ ((packed));
276 
277 #define HCI_OP_LINK_KEY_NEG_REPLY	0x040c
278 struct hci_cp_link_key_neg_reply {
279 	bdaddr_t bdaddr;
280 } __attribute__ ((packed));
281 
282 #define HCI_OP_PIN_CODE_REPLY		0x040d
283 struct hci_cp_pin_code_reply {
284 	bdaddr_t bdaddr;
285 	__u8     pin_len;
286 	__u8     pin_code[16];
287 } __attribute__ ((packed));
288 
289 #define HCI_OP_PIN_CODE_NEG_REPLY	0x040e
290 struct hci_cp_pin_code_neg_reply {
291 	bdaddr_t bdaddr;
292 } __attribute__ ((packed));
293 
294 #define HCI_OP_CHANGE_CONN_PTYPE	0x040f
295 struct hci_cp_change_conn_ptype {
296 	__le16   handle;
297 	__le16   pkt_type;
298 } __attribute__ ((packed));
299 
300 #define HCI_OP_AUTH_REQUESTED		0x0411
301 struct hci_cp_auth_requested {
302 	__le16   handle;
303 } __attribute__ ((packed));
304 
305 #define HCI_OP_SET_CONN_ENCRYPT		0x0413
306 struct hci_cp_set_conn_encrypt {
307 	__le16   handle;
308 	__u8     encrypt;
309 } __attribute__ ((packed));
310 
311 #define HCI_OP_CHANGE_CONN_LINK_KEY	0x0415
312 struct hci_cp_change_conn_link_key {
313 	__le16   handle;
314 } __attribute__ ((packed));
315 
316 #define HCI_OP_REMOTE_NAME_REQ		0x0419
317 struct hci_cp_remote_name_req {
318 	bdaddr_t bdaddr;
319 	__u8     pscan_rep_mode;
320 	__u8     pscan_mode;
321 	__le16   clock_offset;
322 } __attribute__ ((packed));
323 
324 #define HCI_OP_REMOTE_NAME_REQ_CANCEL	0x041a
325 struct hci_cp_remote_name_req_cancel {
326 	bdaddr_t bdaddr;
327 } __attribute__ ((packed));
328 
329 #define HCI_OP_READ_REMOTE_FEATURES	0x041b
330 struct hci_cp_read_remote_features {
331 	__le16   handle;
332 } __attribute__ ((packed));
333 
334 #define HCI_OP_READ_REMOTE_EXT_FEATURES	0x041c
335 struct hci_cp_read_remote_ext_features {
336 	__le16   handle;
337 	__u8     page;
338 } __attribute__ ((packed));
339 
340 #define HCI_OP_READ_REMOTE_VERSION	0x041d
341 struct hci_cp_read_remote_version {
342 	__le16   handle;
343 } __attribute__ ((packed));
344 
345 #define HCI_OP_SETUP_SYNC_CONN		0x0428
346 struct hci_cp_setup_sync_conn {
347 	__le16   handle;
348 	__le32   tx_bandwidth;
349 	__le32   rx_bandwidth;
350 	__le16   max_latency;
351 	__le16   voice_setting;
352 	__u8     retrans_effort;
353 	__le16   pkt_type;
354 } __attribute__ ((packed));
355 
356 #define HCI_OP_ACCEPT_SYNC_CONN_REQ	0x0429
357 struct hci_cp_accept_sync_conn_req {
358 	bdaddr_t bdaddr;
359 	__le32   tx_bandwidth;
360 	__le32   rx_bandwidth;
361 	__le16   max_latency;
362 	__le16   content_format;
363 	__u8     retrans_effort;
364 	__le16   pkt_type;
365 } __attribute__ ((packed));
366 
367 #define HCI_OP_REJECT_SYNC_CONN_REQ	0x042a
368 struct hci_cp_reject_sync_conn_req {
369 	bdaddr_t bdaddr;
370 	__u8     reason;
371 } __attribute__ ((packed));
372 
373 #define HCI_OP_SNIFF_MODE		0x0803
374 struct hci_cp_sniff_mode {
375 	__le16   handle;
376 	__le16   max_interval;
377 	__le16   min_interval;
378 	__le16   attempt;
379 	__le16   timeout;
380 } __attribute__ ((packed));
381 
382 #define HCI_OP_EXIT_SNIFF_MODE		0x0804
383 struct hci_cp_exit_sniff_mode {
384 	__le16   handle;
385 } __attribute__ ((packed));
386 
387 #define HCI_OP_ROLE_DISCOVERY		0x0809
388 struct hci_cp_role_discovery {
389 	__le16   handle;
390 } __attribute__ ((packed));
391 struct hci_rp_role_discovery {
392 	__u8     status;
393 	__le16   handle;
394 	__u8     role;
395 } __attribute__ ((packed));
396 
397 #define HCI_OP_SWITCH_ROLE		0x080b
398 struct hci_cp_switch_role {
399 	bdaddr_t bdaddr;
400 	__u8     role;
401 } __attribute__ ((packed));
402 
403 #define HCI_OP_READ_LINK_POLICY		0x080c
404 struct hci_cp_read_link_policy {
405 	__le16   handle;
406 } __attribute__ ((packed));
407 struct hci_rp_read_link_policy {
408 	__u8     status;
409 	__le16   handle;
410 	__le16   policy;
411 } __attribute__ ((packed));
412 
413 #define HCI_OP_WRITE_LINK_POLICY	0x080d
414 struct hci_cp_write_link_policy {
415 	__le16   handle;
416 	__le16   policy;
417 } __attribute__ ((packed));
418 struct hci_rp_write_link_policy {
419 	__u8     status;
420 	__le16   handle;
421 } __attribute__ ((packed));
422 
423 #define HCI_OP_READ_DEF_LINK_POLICY	0x080e
424 struct hci_rp_read_def_link_policy {
425 	__u8     status;
426 	__le16   policy;
427 } __attribute__ ((packed));
428 
429 #define HCI_OP_WRITE_DEF_LINK_POLICY	0x080f
430 struct hci_cp_write_def_link_policy {
431 	__le16   policy;
432 } __attribute__ ((packed));
433 
434 #define HCI_OP_SNIFF_SUBRATE		0x0811
435 struct hci_cp_sniff_subrate {
436 	__le16   handle;
437 	__le16   max_latency;
438 	__le16   min_remote_timeout;
439 	__le16   min_local_timeout;
440 } __attribute__ ((packed));
441 
442 #define HCI_OP_SET_EVENT_MASK		0x0c01
443 struct hci_cp_set_event_mask {
444 	__u8     mask[8];
445 } __attribute__ ((packed));
446 
447 #define HCI_OP_RESET			0x0c03
448 
449 #define HCI_OP_SET_EVENT_FLT		0x0c05
450 struct hci_cp_set_event_flt {
451 	__u8     flt_type;
452 	__u8     cond_type;
453 	__u8     condition[0];
454 } __attribute__ ((packed));
455 
456 /* Filter types */
457 #define HCI_FLT_CLEAR_ALL	0x00
458 #define HCI_FLT_INQ_RESULT	0x01
459 #define HCI_FLT_CONN_SETUP	0x02
460 
461 /* CONN_SETUP Condition types */
462 #define HCI_CONN_SETUP_ALLOW_ALL	0x00
463 #define HCI_CONN_SETUP_ALLOW_CLASS	0x01
464 #define HCI_CONN_SETUP_ALLOW_BDADDR	0x02
465 
466 /* CONN_SETUP Conditions */
467 #define HCI_CONN_SETUP_AUTO_OFF	0x01
468 #define HCI_CONN_SETUP_AUTO_ON	0x02
469 
470 #define HCI_OP_WRITE_LOCAL_NAME		0x0c13
471 struct hci_cp_write_local_name {
472 	__u8     name[248];
473 } __attribute__ ((packed));
474 
475 #define HCI_OP_READ_LOCAL_NAME		0x0c14
476 struct hci_rp_read_local_name {
477 	__u8     status;
478 	__u8     name[248];
479 } __attribute__ ((packed));
480 
481 #define HCI_OP_WRITE_CA_TIMEOUT		0x0c16
482 
483 #define HCI_OP_WRITE_PG_TIMEOUT		0x0c18
484 
485 #define HCI_OP_WRITE_SCAN_ENABLE 	0x0c1a
486 	#define SCAN_DISABLED		0x00
487 	#define SCAN_INQUIRY		0x01
488 	#define SCAN_PAGE		0x02
489 
490 #define HCI_OP_READ_AUTH_ENABLE		0x0c1f
491 
492 #define HCI_OP_WRITE_AUTH_ENABLE	0x0c20
493 	#define AUTH_DISABLED		0x00
494 	#define AUTH_ENABLED		0x01
495 
496 #define HCI_OP_READ_ENCRYPT_MODE	0x0c21
497 
498 #define HCI_OP_WRITE_ENCRYPT_MODE	0x0c22
499 	#define ENCRYPT_DISABLED	0x00
500 	#define ENCRYPT_P2P		0x01
501 	#define ENCRYPT_BOTH		0x02
502 
503 #define HCI_OP_READ_CLASS_OF_DEV	0x0c23
504 struct hci_rp_read_class_of_dev {
505 	__u8     status;
506 	__u8     dev_class[3];
507 } __attribute__ ((packed));
508 
509 #define HCI_OP_WRITE_CLASS_OF_DEV	0x0c24
510 struct hci_cp_write_class_of_dev {
511 	__u8     dev_class[3];
512 } __attribute__ ((packed));
513 
514 #define HCI_OP_READ_VOICE_SETTING	0x0c25
515 struct hci_rp_read_voice_setting {
516 	__u8     status;
517 	__le16   voice_setting;
518 } __attribute__ ((packed));
519 
520 #define HCI_OP_WRITE_VOICE_SETTING	0x0c26
521 struct hci_cp_write_voice_setting {
522 	__le16   voice_setting;
523 } __attribute__ ((packed));
524 
525 #define HCI_OP_HOST_BUFFER_SIZE		0x0c33
526 struct hci_cp_host_buffer_size {
527 	__le16   acl_mtu;
528 	__u8     sco_mtu;
529 	__le16   acl_max_pkt;
530 	__le16   sco_max_pkt;
531 } __attribute__ ((packed));
532 
533 #define HCI_OP_READ_SSP_MODE		0x0c55
534 struct hci_rp_read_ssp_mode {
535 	__u8     status;
536 	__u8     mode;
537 } __attribute__ ((packed));
538 
539 #define HCI_OP_WRITE_SSP_MODE		0x0c56
540 struct hci_cp_write_ssp_mode {
541 	__u8     mode;
542 } __attribute__ ((packed));
543 
544 #define HCI_OP_READ_LOCAL_VERSION	0x1001
545 struct hci_rp_read_local_version {
546 	__u8     status;
547 	__u8     hci_ver;
548 	__le16   hci_rev;
549 	__u8     lmp_ver;
550 	__le16   manufacturer;
551 	__le16   lmp_subver;
552 } __attribute__ ((packed));
553 
554 #define HCI_OP_READ_LOCAL_COMMANDS	0x1002
555 struct hci_rp_read_local_commands {
556 	__u8     status;
557 	__u8     commands[64];
558 } __attribute__ ((packed));
559 
560 #define HCI_OP_READ_LOCAL_FEATURES	0x1003
561 struct hci_rp_read_local_features {
562 	__u8     status;
563 	__u8     features[8];
564 } __attribute__ ((packed));
565 
566 #define HCI_OP_READ_LOCAL_EXT_FEATURES	0x1004
567 struct hci_rp_read_local_ext_features {
568 	__u8     status;
569 	__u8     page;
570 	__u8     max_page;
571 	__u8     features[8];
572 } __attribute__ ((packed));
573 
574 #define HCI_OP_READ_BUFFER_SIZE		0x1005
575 struct hci_rp_read_buffer_size {
576 	__u8     status;
577 	__le16   acl_mtu;
578 	__u8     sco_mtu;
579 	__le16   acl_max_pkt;
580 	__le16   sco_max_pkt;
581 } __attribute__ ((packed));
582 
583 #define HCI_OP_READ_BD_ADDR		0x1009
584 struct hci_rp_read_bd_addr {
585 	__u8     status;
586 	bdaddr_t bdaddr;
587 } __attribute__ ((packed));
588 
589 /* ---- HCI Events ---- */
590 #define HCI_EV_INQUIRY_COMPLETE		0x01
591 
592 #define HCI_EV_INQUIRY_RESULT		0x02
593 struct inquiry_info {
594 	bdaddr_t bdaddr;
595 	__u8     pscan_rep_mode;
596 	__u8     pscan_period_mode;
597 	__u8     pscan_mode;
598 	__u8     dev_class[3];
599 	__le16   clock_offset;
600 } __attribute__ ((packed));
601 
602 #define HCI_EV_CONN_COMPLETE		0x03
603 struct hci_ev_conn_complete {
604 	__u8     status;
605 	__le16   handle;
606 	bdaddr_t bdaddr;
607 	__u8     link_type;
608 	__u8     encr_mode;
609 } __attribute__ ((packed));
610 
611 #define HCI_EV_CONN_REQUEST		0x04
612 struct hci_ev_conn_request {
613 	bdaddr_t bdaddr;
614 	__u8     dev_class[3];
615 	__u8     link_type;
616 } __attribute__ ((packed));
617 
618 #define HCI_EV_DISCONN_COMPLETE		0x05
619 struct hci_ev_disconn_complete {
620 	__u8     status;
621 	__le16   handle;
622 	__u8     reason;
623 } __attribute__ ((packed));
624 
625 #define HCI_EV_AUTH_COMPLETE		0x06
626 struct hci_ev_auth_complete {
627 	__u8     status;
628 	__le16   handle;
629 } __attribute__ ((packed));
630 
631 #define HCI_EV_REMOTE_NAME		0x07
632 struct hci_ev_remote_name {
633 	__u8     status;
634 	bdaddr_t bdaddr;
635 	__u8     name[248];
636 } __attribute__ ((packed));
637 
638 #define HCI_EV_ENCRYPT_CHANGE		0x08
639 struct hci_ev_encrypt_change {
640 	__u8     status;
641 	__le16   handle;
642 	__u8     encrypt;
643 } __attribute__ ((packed));
644 
645 #define HCI_EV_CHANGE_LINK_KEY_COMPLETE	0x09
646 struct hci_ev_change_link_key_complete {
647 	__u8     status;
648 	__le16   handle;
649 } __attribute__ ((packed));
650 
651 #define HCI_EV_REMOTE_FEATURES		0x0b
652 struct hci_ev_remote_features {
653 	__u8     status;
654 	__le16   handle;
655 	__u8     features[8];
656 } __attribute__ ((packed));
657 
658 #define HCI_EV_REMOTE_VERSION		0x0c
659 struct hci_ev_remote_version {
660 	__u8     status;
661 	__le16   handle;
662 	__u8     lmp_ver;
663 	__le16   manufacturer;
664 	__le16   lmp_subver;
665 } __attribute__ ((packed));
666 
667 #define HCI_EV_QOS_SETUP_COMPLETE	0x0d
668 struct hci_qos {
669 	__u8     service_type;
670 	__u32    token_rate;
671 	__u32    peak_bandwidth;
672 	__u32    latency;
673 	__u32    delay_variation;
674 } __attribute__ ((packed));
675 struct hci_ev_qos_setup_complete {
676 	__u8     status;
677 	__le16   handle;
678 	struct   hci_qos qos;
679 } __attribute__ ((packed));
680 
681 #define HCI_EV_CMD_COMPLETE		0x0e
682 struct hci_ev_cmd_complete {
683 	__u8     ncmd;
684 	__le16   opcode;
685 } __attribute__ ((packed));
686 
687 #define HCI_EV_CMD_STATUS		0x0f
688 struct hci_ev_cmd_status {
689 	__u8     status;
690 	__u8     ncmd;
691 	__le16   opcode;
692 } __attribute__ ((packed));
693 
694 #define HCI_EV_ROLE_CHANGE		0x12
695 struct hci_ev_role_change {
696 	__u8     status;
697 	bdaddr_t bdaddr;
698 	__u8     role;
699 } __attribute__ ((packed));
700 
701 #define HCI_EV_NUM_COMP_PKTS		0x13
702 struct hci_ev_num_comp_pkts {
703 	__u8     num_hndl;
704 	/* variable length part */
705 } __attribute__ ((packed));
706 
707 #define HCI_EV_MODE_CHANGE		0x14
708 struct hci_ev_mode_change {
709 	__u8     status;
710 	__le16   handle;
711 	__u8     mode;
712 	__le16   interval;
713 } __attribute__ ((packed));
714 
715 #define HCI_EV_PIN_CODE_REQ		0x16
716 struct hci_ev_pin_code_req {
717 	bdaddr_t bdaddr;
718 } __attribute__ ((packed));
719 
720 #define HCI_EV_LINK_KEY_REQ		0x17
721 struct hci_ev_link_key_req {
722 	bdaddr_t bdaddr;
723 } __attribute__ ((packed));
724 
725 #define HCI_EV_LINK_KEY_NOTIFY		0x18
726 struct hci_ev_link_key_notify {
727 	bdaddr_t bdaddr;
728 	__u8     link_key[16];
729 	__u8     key_type;
730 } __attribute__ ((packed));
731 
732 #define HCI_EV_CLOCK_OFFSET		0x1c
733 struct hci_ev_clock_offset {
734 	__u8     status;
735 	__le16   handle;
736 	__le16   clock_offset;
737 } __attribute__ ((packed));
738 
739 #define HCI_EV_PKT_TYPE_CHANGE		0x1d
740 struct hci_ev_pkt_type_change {
741 	__u8     status;
742 	__le16   handle;
743 	__le16   pkt_type;
744 } __attribute__ ((packed));
745 
746 #define HCI_EV_PSCAN_REP_MODE		0x20
747 struct hci_ev_pscan_rep_mode {
748 	bdaddr_t bdaddr;
749 	__u8     pscan_rep_mode;
750 } __attribute__ ((packed));
751 
752 #define HCI_EV_INQUIRY_RESULT_WITH_RSSI	0x22
753 struct inquiry_info_with_rssi {
754 	bdaddr_t bdaddr;
755 	__u8     pscan_rep_mode;
756 	__u8     pscan_period_mode;
757 	__u8     dev_class[3];
758 	__le16   clock_offset;
759 	__s8     rssi;
760 } __attribute__ ((packed));
761 struct inquiry_info_with_rssi_and_pscan_mode {
762 	bdaddr_t bdaddr;
763 	__u8     pscan_rep_mode;
764 	__u8     pscan_period_mode;
765 	__u8     pscan_mode;
766 	__u8     dev_class[3];
767 	__le16   clock_offset;
768 	__s8     rssi;
769 } __attribute__ ((packed));
770 
771 #define HCI_EV_REMOTE_EXT_FEATURES	0x23
772 struct hci_ev_remote_ext_features {
773 	__u8     status;
774 	__le16   handle;
775 	__u8     page;
776 	__u8     max_page;
777 	__u8     features[8];
778 } __attribute__ ((packed));
779 
780 #define HCI_EV_SYNC_CONN_COMPLETE	0x2c
781 struct hci_ev_sync_conn_complete {
782 	__u8     status;
783 	__le16   handle;
784 	bdaddr_t bdaddr;
785 	__u8     link_type;
786 	__u8     tx_interval;
787 	__u8     retrans_window;
788 	__le16   rx_pkt_len;
789 	__le16   tx_pkt_len;
790 	__u8     air_mode;
791 } __attribute__ ((packed));
792 
793 #define HCI_EV_SYNC_CONN_CHANGED	0x2d
794 struct hci_ev_sync_conn_changed {
795 	__u8     status;
796 	__le16   handle;
797 	__u8     tx_interval;
798 	__u8     retrans_window;
799 	__le16   rx_pkt_len;
800 	__le16   tx_pkt_len;
801 } __attribute__ ((packed));
802 
803 #define HCI_EV_SNIFF_SUBRATE		0x2e
804 struct hci_ev_sniff_subrate {
805 	__u8     status;
806 	__le16   handle;
807 	__le16   max_tx_latency;
808 	__le16   max_rx_latency;
809 	__le16   max_remote_timeout;
810 	__le16   max_local_timeout;
811 } __attribute__ ((packed));
812 
813 #define HCI_EV_EXTENDED_INQUIRY_RESULT	0x2f
814 struct extended_inquiry_info {
815 	bdaddr_t bdaddr;
816 	__u8     pscan_rep_mode;
817 	__u8     pscan_period_mode;
818 	__u8     dev_class[3];
819 	__le16   clock_offset;
820 	__s8     rssi;
821 	__u8     data[240];
822 } __attribute__ ((packed));
823 
824 #define HCI_EV_IO_CAPA_REQUEST		0x31
825 struct hci_ev_io_capa_request {
826 	bdaddr_t bdaddr;
827 } __attribute__ ((packed));
828 
829 #define HCI_EV_SIMPLE_PAIR_COMPLETE	0x36
830 struct hci_ev_simple_pair_complete {
831 	__u8     status;
832 	bdaddr_t bdaddr;
833 } __attribute__ ((packed));
834 
835 #define HCI_EV_REMOTE_HOST_FEATURES	0x3d
836 struct hci_ev_remote_host_features {
837 	bdaddr_t bdaddr;
838 	__u8     features[8];
839 } __attribute__ ((packed));
840 
841 /* Internal events generated by Bluetooth stack */
842 #define HCI_EV_STACK_INTERNAL	0xfd
843 struct hci_ev_stack_internal {
844 	__u16    type;
845 	__u8     data[0];
846 } __attribute__ ((packed));
847 
848 #define HCI_EV_SI_DEVICE	0x01
849 struct hci_ev_si_device {
850 	__u16    event;
851 	__u16    dev_id;
852 } __attribute__ ((packed));
853 
854 #define HCI_EV_SI_SECURITY	0x02
855 struct hci_ev_si_security {
856 	__u16    event;
857 	__u16    proto;
858 	__u16    subproto;
859 	__u8     incoming;
860 } __attribute__ ((packed));
861 
862 /* ---- HCI Packet structures ---- */
863 #define HCI_COMMAND_HDR_SIZE 3
864 #define HCI_EVENT_HDR_SIZE   2
865 #define HCI_ACL_HDR_SIZE     4
866 #define HCI_SCO_HDR_SIZE     3
867 
868 struct hci_command_hdr {
869 	__le16	opcode;		/* OCF & OGF */
870 	__u8 	plen;
871 } __attribute__ ((packed));
872 
873 struct hci_event_hdr {
874 	__u8	evt;
875 	__u8	plen;
876 } __attribute__ ((packed));
877 
878 struct hci_acl_hdr {
879 	__le16	handle;		/* Handle & Flags(PB, BC) */
880 	__le16	dlen;
881 } __attribute__ ((packed));
882 
883 struct hci_sco_hdr {
884 	__le16	handle;
885 	__u8	dlen;
886 } __attribute__ ((packed));
887 
888 #ifdef __KERNEL__
889 #include <linux/skbuff.h>
890 static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
891 {
892 	return (struct hci_event_hdr *) skb->data;
893 }
894 
895 static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb)
896 {
897 	return (struct hci_acl_hdr *) skb->data;
898 }
899 
900 static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
901 {
902 	return (struct hci_sco_hdr *) skb->data;
903 }
904 #endif
905 
906 /* Command opcode pack/unpack */
907 #define hci_opcode_pack(ogf, ocf)	(__u16) ((ocf & 0x03ff)|(ogf << 10))
908 #define hci_opcode_ogf(op)		(op >> 10)
909 #define hci_opcode_ocf(op)		(op & 0x03ff)
910 
911 /* ACL handle and flags pack/unpack */
912 #define hci_handle_pack(h, f)	(__u16) ((h & 0x0fff)|(f << 12))
913 #define hci_handle(h)		(h & 0x0fff)
914 #define hci_flags(h)		(h >> 12)
915 
916 /* ---- HCI Sockets ---- */
917 
918 /* Socket options */
919 #define HCI_DATA_DIR	1
920 #define HCI_FILTER	2
921 #define HCI_TIME_STAMP	3
922 
923 /* CMSG flags */
924 #define HCI_CMSG_DIR	0x0001
925 #define HCI_CMSG_TSTAMP	0x0002
926 
927 struct sockaddr_hci {
928 	sa_family_t    hci_family;
929 	unsigned short hci_dev;
930 };
931 #define HCI_DEV_NONE	0xffff
932 
933 struct hci_filter {
934 	unsigned long type_mask;
935 	unsigned long event_mask[2];
936 	__le16 opcode;
937 };
938 
939 struct hci_ufilter {
940 	__u32  type_mask;
941 	__u32  event_mask[2];
942 	__le16 opcode;
943 };
944 
945 #define HCI_FLT_TYPE_BITS	31
946 #define HCI_FLT_EVENT_BITS	63
947 #define HCI_FLT_OGF_BITS	63
948 #define HCI_FLT_OCF_BITS	127
949 
950 /* ---- HCI Ioctl requests structures ---- */
951 struct hci_dev_stats {
952 	__u32 err_rx;
953 	__u32 err_tx;
954 	__u32 cmd_tx;
955 	__u32 evt_rx;
956 	__u32 acl_tx;
957 	__u32 acl_rx;
958 	__u32 sco_tx;
959 	__u32 sco_rx;
960 	__u32 byte_rx;
961 	__u32 byte_tx;
962 };
963 
964 struct hci_dev_info {
965 	__u16 dev_id;
966 	char  name[8];
967 
968 	bdaddr_t bdaddr;
969 
970 	__u32 flags;
971 	__u8  type;
972 
973 	__u8  features[8];
974 
975 	__u32 pkt_type;
976 	__u32 link_policy;
977 	__u32 link_mode;
978 
979 	__u16 acl_mtu;
980 	__u16 acl_pkts;
981 	__u16 sco_mtu;
982 	__u16 sco_pkts;
983 
984 	struct hci_dev_stats stat;
985 };
986 
987 struct hci_conn_info {
988 	__u16    handle;
989 	bdaddr_t bdaddr;
990 	__u8     type;
991 	__u8     out;
992 	__u16    state;
993 	__u32    link_mode;
994 };
995 
996 struct hci_dev_req {
997 	__u16  dev_id;
998 	__u32  dev_opt;
999 };
1000 
1001 struct hci_dev_list_req {
1002 	__u16  dev_num;
1003 	struct hci_dev_req dev_req[0];	/* hci_dev_req structures */
1004 };
1005 
1006 struct hci_conn_list_req {
1007 	__u16  dev_id;
1008 	__u16  conn_num;
1009 	struct hci_conn_info conn_info[0];
1010 };
1011 
1012 struct hci_conn_info_req {
1013 	bdaddr_t bdaddr;
1014 	__u8     type;
1015 	struct   hci_conn_info conn_info[0];
1016 };
1017 
1018 struct hci_auth_info_req {
1019 	bdaddr_t bdaddr;
1020 	__u8     type;
1021 };
1022 
1023 struct hci_inquiry_req {
1024 	__u16 dev_id;
1025 	__u16 flags;
1026 	__u8  lap[3];
1027 	__u8  length;
1028 	__u8  num_rsp;
1029 };
1030 #define IREQ_CACHE_FLUSH 0x0001
1031 
1032 #endif /* __HCI_H */
1033