xref: /openbmc/linux/include/net/bluetooth/hci.h (revision 07f7fa5db1e65a27066c8ebf9fc676a4168e07f4)
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 bus 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 controller types */
56 #define HCI_BREDR	0x00
57 #define HCI_AMP		0x01
58 
59 /* HCI device quirks */
60 enum {
61 	HCI_QUIRK_NO_RESET,
62 	HCI_QUIRK_RAW_DEVICE,
63 	HCI_QUIRK_FIXUP_BUFFER_SIZE
64 };
65 
66 /* HCI device flags */
67 enum {
68 	HCI_UP,
69 	HCI_INIT,
70 	HCI_RUNNING,
71 
72 	HCI_PSCAN,
73 	HCI_ISCAN,
74 	HCI_AUTH,
75 	HCI_ENCRYPT,
76 	HCI_INQUIRY,
77 
78 	HCI_RAW,
79 
80 	HCI_SETUP,
81 	HCI_AUTO_OFF,
82 	HCI_MGMT,
83 	HCI_PAIRABLE,
84 	HCI_SERVICE_CACHE,
85 	HCI_LINK_KEYS,
86 	HCI_DEBUG_KEYS,
87 
88 	HCI_RESET,
89 };
90 
91 /*
92  * BR/EDR and/or LE controller flags: the flags defined here should represent
93  * states from the controller.
94  */
95 enum {
96 	HCI_LE_SCAN,
97 };
98 
99 /* HCI ioctl defines */
100 #define HCIDEVUP	_IOW('H', 201, int)
101 #define HCIDEVDOWN	_IOW('H', 202, int)
102 #define HCIDEVRESET	_IOW('H', 203, int)
103 #define HCIDEVRESTAT	_IOW('H', 204, int)
104 
105 #define HCIGETDEVLIST	_IOR('H', 210, int)
106 #define HCIGETDEVINFO	_IOR('H', 211, int)
107 #define HCIGETCONNLIST	_IOR('H', 212, int)
108 #define HCIGETCONNINFO	_IOR('H', 213, int)
109 #define HCIGETAUTHINFO	_IOR('H', 215, int)
110 
111 #define HCISETRAW	_IOW('H', 220, int)
112 #define HCISETSCAN	_IOW('H', 221, int)
113 #define HCISETAUTH	_IOW('H', 222, int)
114 #define HCISETENCRYPT	_IOW('H', 223, int)
115 #define HCISETPTYPE	_IOW('H', 224, int)
116 #define HCISETLINKPOL	_IOW('H', 225, int)
117 #define HCISETLINKMODE	_IOW('H', 226, int)
118 #define HCISETACLMTU	_IOW('H', 227, int)
119 #define HCISETSCOMTU	_IOW('H', 228, int)
120 
121 #define HCIBLOCKADDR	_IOW('H', 230, int)
122 #define HCIUNBLOCKADDR	_IOW('H', 231, int)
123 
124 #define HCIINQUIRY	_IOR('H', 240, int)
125 
126 /* HCI timeouts */
127 #define HCI_CONNECT_TIMEOUT	(40000)	/* 40 seconds */
128 #define HCI_DISCONN_TIMEOUT	(2000)	/* 2 seconds */
129 #define HCI_PAIRING_TIMEOUT	(60000)	/* 60 seconds */
130 #define HCI_IDLE_TIMEOUT	(6000)	/* 6 seconds */
131 #define HCI_INIT_TIMEOUT	(10000)	/* 10 seconds */
132 #define HCI_CMD_TIMEOUT		(1000)	/* 1 seconds */
133 
134 /* HCI data types */
135 #define HCI_COMMAND_PKT		0x01
136 #define HCI_ACLDATA_PKT		0x02
137 #define HCI_SCODATA_PKT		0x03
138 #define HCI_EVENT_PKT		0x04
139 #define HCI_VENDOR_PKT		0xff
140 
141 /* HCI packet types */
142 #define HCI_DM1		0x0008
143 #define HCI_DM3		0x0400
144 #define HCI_DM5		0x4000
145 #define HCI_DH1		0x0010
146 #define HCI_DH3		0x0800
147 #define HCI_DH5		0x8000
148 
149 #define HCI_HV1		0x0020
150 #define HCI_HV2		0x0040
151 #define HCI_HV3		0x0080
152 
153 #define SCO_PTYPE_MASK	(HCI_HV1 | HCI_HV2 | HCI_HV3)
154 #define ACL_PTYPE_MASK	(~SCO_PTYPE_MASK)
155 
156 /* eSCO packet types */
157 #define ESCO_HV1	0x0001
158 #define ESCO_HV2	0x0002
159 #define ESCO_HV3	0x0004
160 #define ESCO_EV3	0x0008
161 #define ESCO_EV4	0x0010
162 #define ESCO_EV5	0x0020
163 #define ESCO_2EV3	0x0040
164 #define ESCO_3EV3	0x0080
165 #define ESCO_2EV5	0x0100
166 #define ESCO_3EV5	0x0200
167 
168 #define SCO_ESCO_MASK  (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
169 #define EDR_ESCO_MASK  (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5)
170 
171 /* ACL flags */
172 #define ACL_START_NO_FLUSH	0x00
173 #define ACL_CONT		0x01
174 #define ACL_START		0x02
175 #define ACL_ACTIVE_BCAST	0x04
176 #define ACL_PICO_BCAST		0x08
177 
178 /* Baseband links */
179 #define SCO_LINK	0x00
180 #define ACL_LINK	0x01
181 #define ESCO_LINK	0x02
182 /* Low Energy links do not have defined link type. Use invented one */
183 #define LE_LINK		0x80
184 
185 /* LMP features */
186 #define LMP_3SLOT	0x01
187 #define LMP_5SLOT	0x02
188 #define LMP_ENCRYPT	0x04
189 #define LMP_SOFFSET	0x08
190 #define LMP_TACCURACY	0x10
191 #define LMP_RSWITCH	0x20
192 #define LMP_HOLD	0x40
193 #define LMP_SNIFF	0x80
194 
195 #define LMP_PARK	0x01
196 #define LMP_RSSI	0x02
197 #define LMP_QUALITY	0x04
198 #define LMP_SCO		0x08
199 #define LMP_HV2		0x10
200 #define LMP_HV3		0x20
201 #define LMP_ULAW	0x40
202 #define LMP_ALAW	0x80
203 
204 #define LMP_CVSD	0x01
205 #define LMP_PSCHEME	0x02
206 #define LMP_PCONTROL	0x04
207 
208 #define LMP_RSSI_INQ	0x40
209 #define LMP_ESCO	0x80
210 
211 #define LMP_EV4		0x01
212 #define LMP_EV5		0x02
213 #define LMP_LE		0x40
214 
215 #define LMP_SNIFF_SUBR	0x02
216 #define LMP_PAUSE_ENC	0x04
217 #define LMP_EDR_ESCO_2M	0x20
218 #define LMP_EDR_ESCO_3M	0x40
219 #define LMP_EDR_3S_ESCO	0x80
220 
221 #define LMP_EXT_INQ	0x01
222 #define LMP_SIMUL_LE_BR	0x02
223 #define LMP_SIMPLE_PAIR	0x08
224 #define LMP_NO_FLUSH	0x40
225 
226 #define LMP_LSTO	0x01
227 #define LMP_INQ_TX_PWR	0x02
228 #define LMP_EXTFEATURES	0x80
229 
230 /* Extended LMP features */
231 #define LMP_HOST_LE	0x02
232 
233 /* Connection modes */
234 #define HCI_CM_ACTIVE	0x0000
235 #define HCI_CM_HOLD	0x0001
236 #define HCI_CM_SNIFF	0x0002
237 #define HCI_CM_PARK	0x0003
238 
239 /* Link policies */
240 #define HCI_LP_RSWITCH	0x0001
241 #define HCI_LP_HOLD	0x0002
242 #define HCI_LP_SNIFF	0x0004
243 #define HCI_LP_PARK	0x0008
244 
245 /* Link modes */
246 #define HCI_LM_ACCEPT	0x8000
247 #define HCI_LM_MASTER	0x0001
248 #define HCI_LM_AUTH	0x0002
249 #define HCI_LM_ENCRYPT	0x0004
250 #define HCI_LM_TRUSTED	0x0008
251 #define HCI_LM_RELIABLE	0x0010
252 #define HCI_LM_SECURE	0x0020
253 
254 /* Authentication types */
255 #define HCI_AT_NO_BONDING		0x00
256 #define HCI_AT_NO_BONDING_MITM		0x01
257 #define HCI_AT_DEDICATED_BONDING	0x02
258 #define HCI_AT_DEDICATED_BONDING_MITM	0x03
259 #define HCI_AT_GENERAL_BONDING		0x04
260 #define HCI_AT_GENERAL_BONDING_MITM	0x05
261 
262 /* Link Key types */
263 #define HCI_LK_COMBINATION		0x00
264 #define HCI_LK_LOCAL_UNIT		0x01
265 #define HCI_LK_REMOTE_UNIT		0x02
266 #define HCI_LK_DEBUG_COMBINATION	0x03
267 #define HCI_LK_UNAUTH_COMBINATION	0x04
268 #define HCI_LK_AUTH_COMBINATION		0x05
269 #define HCI_LK_CHANGED_COMBINATION	0x06
270 /* The spec doesn't define types for SMP keys */
271 #define HCI_LK_SMP_LTK			0x81
272 #define HCI_LK_SMP_IRK			0x82
273 #define HCI_LK_SMP_CSRK			0x83
274 
275 /* ---- HCI Error Codes ---- */
276 #define HCI_ERROR_AUTH_FAILURE		0x05
277 #define HCI_ERROR_REJ_BAD_ADDR		0x0f
278 #define HCI_ERROR_REMOTE_USER_TERM	0x13
279 #define HCI_ERROR_LOCAL_HOST_TERM	0x16
280 #define HCI_ERROR_PAIRING_NOT_ALLOWED	0x18
281 
282 /* -----  HCI Commands ---- */
283 #define HCI_OP_NOP			0x0000
284 
285 #define HCI_OP_INQUIRY			0x0401
286 struct hci_cp_inquiry {
287 	__u8     lap[3];
288 	__u8     length;
289 	__u8     num_rsp;
290 } __packed;
291 
292 #define HCI_OP_INQUIRY_CANCEL		0x0402
293 
294 #define HCI_OP_EXIT_PERIODIC_INQ	0x0404
295 
296 #define HCI_OP_CREATE_CONN		0x0405
297 struct hci_cp_create_conn {
298 	bdaddr_t bdaddr;
299 	__le16   pkt_type;
300 	__u8     pscan_rep_mode;
301 	__u8     pscan_mode;
302 	__le16   clock_offset;
303 	__u8     role_switch;
304 } __packed;
305 
306 #define HCI_OP_DISCONNECT		0x0406
307 struct hci_cp_disconnect {
308 	__le16   handle;
309 	__u8     reason;
310 } __packed;
311 
312 #define HCI_OP_ADD_SCO			0x0407
313 struct hci_cp_add_sco {
314 	__le16   handle;
315 	__le16   pkt_type;
316 } __packed;
317 
318 #define HCI_OP_CREATE_CONN_CANCEL	0x0408
319 struct hci_cp_create_conn_cancel {
320 	bdaddr_t bdaddr;
321 } __packed;
322 
323 #define HCI_OP_ACCEPT_CONN_REQ		0x0409
324 struct hci_cp_accept_conn_req {
325 	bdaddr_t bdaddr;
326 	__u8     role;
327 } __packed;
328 
329 #define HCI_OP_REJECT_CONN_REQ		0x040a
330 struct hci_cp_reject_conn_req {
331 	bdaddr_t bdaddr;
332 	__u8     reason;
333 } __packed;
334 
335 #define HCI_OP_LINK_KEY_REPLY		0x040b
336 struct hci_cp_link_key_reply {
337 	bdaddr_t bdaddr;
338 	__u8     link_key[16];
339 } __packed;
340 
341 #define HCI_OP_LINK_KEY_NEG_REPLY	0x040c
342 struct hci_cp_link_key_neg_reply {
343 	bdaddr_t bdaddr;
344 } __packed;
345 
346 #define HCI_OP_PIN_CODE_REPLY		0x040d
347 struct hci_cp_pin_code_reply {
348 	bdaddr_t bdaddr;
349 	__u8     pin_len;
350 	__u8     pin_code[16];
351 } __packed;
352 struct hci_rp_pin_code_reply {
353 	__u8     status;
354 	bdaddr_t bdaddr;
355 } __packed;
356 
357 #define HCI_OP_PIN_CODE_NEG_REPLY	0x040e
358 struct hci_cp_pin_code_neg_reply {
359 	bdaddr_t bdaddr;
360 } __packed;
361 struct hci_rp_pin_code_neg_reply {
362 	__u8     status;
363 	bdaddr_t bdaddr;
364 } __packed;
365 
366 #define HCI_OP_CHANGE_CONN_PTYPE	0x040f
367 struct hci_cp_change_conn_ptype {
368 	__le16   handle;
369 	__le16   pkt_type;
370 } __packed;
371 
372 #define HCI_OP_AUTH_REQUESTED		0x0411
373 struct hci_cp_auth_requested {
374 	__le16   handle;
375 } __packed;
376 
377 #define HCI_OP_SET_CONN_ENCRYPT		0x0413
378 struct hci_cp_set_conn_encrypt {
379 	__le16   handle;
380 	__u8     encrypt;
381 } __packed;
382 
383 #define HCI_OP_CHANGE_CONN_LINK_KEY	0x0415
384 struct hci_cp_change_conn_link_key {
385 	__le16   handle;
386 } __packed;
387 
388 #define HCI_OP_REMOTE_NAME_REQ		0x0419
389 struct hci_cp_remote_name_req {
390 	bdaddr_t bdaddr;
391 	__u8     pscan_rep_mode;
392 	__u8     pscan_mode;
393 	__le16   clock_offset;
394 } __packed;
395 
396 #define HCI_OP_REMOTE_NAME_REQ_CANCEL	0x041a
397 struct hci_cp_remote_name_req_cancel {
398 	bdaddr_t bdaddr;
399 } __packed;
400 
401 #define HCI_OP_READ_REMOTE_FEATURES	0x041b
402 struct hci_cp_read_remote_features {
403 	__le16   handle;
404 } __packed;
405 
406 #define HCI_OP_READ_REMOTE_EXT_FEATURES	0x041c
407 struct hci_cp_read_remote_ext_features {
408 	__le16   handle;
409 	__u8     page;
410 } __packed;
411 
412 #define HCI_OP_READ_REMOTE_VERSION	0x041d
413 struct hci_cp_read_remote_version {
414 	__le16   handle;
415 } __packed;
416 
417 #define HCI_OP_SETUP_SYNC_CONN		0x0428
418 struct hci_cp_setup_sync_conn {
419 	__le16   handle;
420 	__le32   tx_bandwidth;
421 	__le32   rx_bandwidth;
422 	__le16   max_latency;
423 	__le16   voice_setting;
424 	__u8     retrans_effort;
425 	__le16   pkt_type;
426 } __packed;
427 
428 #define HCI_OP_ACCEPT_SYNC_CONN_REQ	0x0429
429 struct hci_cp_accept_sync_conn_req {
430 	bdaddr_t bdaddr;
431 	__le32   tx_bandwidth;
432 	__le32   rx_bandwidth;
433 	__le16   max_latency;
434 	__le16   content_format;
435 	__u8     retrans_effort;
436 	__le16   pkt_type;
437 } __packed;
438 
439 #define HCI_OP_REJECT_SYNC_CONN_REQ	0x042a
440 struct hci_cp_reject_sync_conn_req {
441 	bdaddr_t bdaddr;
442 	__u8     reason;
443 } __packed;
444 
445 #define HCI_OP_IO_CAPABILITY_REPLY	0x042b
446 struct hci_cp_io_capability_reply {
447 	bdaddr_t bdaddr;
448 	__u8     capability;
449 	__u8     oob_data;
450 	__u8     authentication;
451 } __packed;
452 
453 #define HCI_OP_USER_CONFIRM_REPLY		0x042c
454 struct hci_cp_user_confirm_reply {
455 	bdaddr_t bdaddr;
456 } __packed;
457 struct hci_rp_user_confirm_reply {
458 	__u8     status;
459 	bdaddr_t bdaddr;
460 } __packed;
461 
462 #define HCI_OP_USER_CONFIRM_NEG_REPLY	0x042d
463 
464 #define HCI_OP_USER_PASSKEY_REPLY		0x042e
465 struct hci_cp_user_passkey_reply {
466 	bdaddr_t bdaddr;
467 	__le32	passkey;
468 } __packed;
469 
470 #define HCI_OP_USER_PASSKEY_NEG_REPLY	0x042f
471 
472 #define HCI_OP_REMOTE_OOB_DATA_REPLY	0x0430
473 struct hci_cp_remote_oob_data_reply {
474 	bdaddr_t bdaddr;
475 	__u8     hash[16];
476 	__u8     randomizer[16];
477 } __packed;
478 
479 #define HCI_OP_REMOTE_OOB_DATA_NEG_REPLY	0x0433
480 struct hci_cp_remote_oob_data_neg_reply {
481 	bdaddr_t bdaddr;
482 } __packed;
483 
484 #define HCI_OP_IO_CAPABILITY_NEG_REPLY	0x0434
485 struct hci_cp_io_capability_neg_reply {
486 	bdaddr_t bdaddr;
487 	__u8     reason;
488 } __packed;
489 
490 #define HCI_OP_SNIFF_MODE		0x0803
491 struct hci_cp_sniff_mode {
492 	__le16   handle;
493 	__le16   max_interval;
494 	__le16   min_interval;
495 	__le16   attempt;
496 	__le16   timeout;
497 } __packed;
498 
499 #define HCI_OP_EXIT_SNIFF_MODE		0x0804
500 struct hci_cp_exit_sniff_mode {
501 	__le16   handle;
502 } __packed;
503 
504 #define HCI_OP_ROLE_DISCOVERY		0x0809
505 struct hci_cp_role_discovery {
506 	__le16   handle;
507 } __packed;
508 struct hci_rp_role_discovery {
509 	__u8     status;
510 	__le16   handle;
511 	__u8     role;
512 } __packed;
513 
514 #define HCI_OP_SWITCH_ROLE		0x080b
515 struct hci_cp_switch_role {
516 	bdaddr_t bdaddr;
517 	__u8     role;
518 } __packed;
519 
520 #define HCI_OP_READ_LINK_POLICY		0x080c
521 struct hci_cp_read_link_policy {
522 	__le16   handle;
523 } __packed;
524 struct hci_rp_read_link_policy {
525 	__u8     status;
526 	__le16   handle;
527 	__le16   policy;
528 } __packed;
529 
530 #define HCI_OP_WRITE_LINK_POLICY	0x080d
531 struct hci_cp_write_link_policy {
532 	__le16   handle;
533 	__le16   policy;
534 } __packed;
535 struct hci_rp_write_link_policy {
536 	__u8     status;
537 	__le16   handle;
538 } __packed;
539 
540 #define HCI_OP_READ_DEF_LINK_POLICY	0x080e
541 struct hci_rp_read_def_link_policy {
542 	__u8     status;
543 	__le16   policy;
544 } __packed;
545 
546 #define HCI_OP_WRITE_DEF_LINK_POLICY	0x080f
547 struct hci_cp_write_def_link_policy {
548 	__le16   policy;
549 } __packed;
550 
551 #define HCI_OP_SNIFF_SUBRATE		0x0811
552 struct hci_cp_sniff_subrate {
553 	__le16   handle;
554 	__le16   max_latency;
555 	__le16   min_remote_timeout;
556 	__le16   min_local_timeout;
557 } __packed;
558 
559 #define HCI_OP_SET_EVENT_MASK		0x0c01
560 struct hci_cp_set_event_mask {
561 	__u8     mask[8];
562 } __packed;
563 
564 #define HCI_OP_RESET			0x0c03
565 
566 #define HCI_OP_SET_EVENT_FLT		0x0c05
567 struct hci_cp_set_event_flt {
568 	__u8     flt_type;
569 	__u8     cond_type;
570 	__u8     condition[0];
571 } __packed;
572 
573 /* Filter types */
574 #define HCI_FLT_CLEAR_ALL	0x00
575 #define HCI_FLT_INQ_RESULT	0x01
576 #define HCI_FLT_CONN_SETUP	0x02
577 
578 /* CONN_SETUP Condition types */
579 #define HCI_CONN_SETUP_ALLOW_ALL	0x00
580 #define HCI_CONN_SETUP_ALLOW_CLASS	0x01
581 #define HCI_CONN_SETUP_ALLOW_BDADDR	0x02
582 
583 /* CONN_SETUP Conditions */
584 #define HCI_CONN_SETUP_AUTO_OFF	0x01
585 #define HCI_CONN_SETUP_AUTO_ON	0x02
586 
587 #define HCI_OP_DELETE_STORED_LINK_KEY	0x0c12
588 struct hci_cp_delete_stored_link_key {
589 	bdaddr_t bdaddr;
590 	__u8     delete_all;
591 } __packed;
592 
593 #define HCI_MAX_NAME_LENGTH		248
594 
595 #define HCI_OP_WRITE_LOCAL_NAME		0x0c13
596 struct hci_cp_write_local_name {
597 	__u8     name[HCI_MAX_NAME_LENGTH];
598 } __packed;
599 
600 #define HCI_OP_READ_LOCAL_NAME		0x0c14
601 struct hci_rp_read_local_name {
602 	__u8     status;
603 	__u8     name[HCI_MAX_NAME_LENGTH];
604 } __packed;
605 
606 #define HCI_OP_WRITE_CA_TIMEOUT		0x0c16
607 
608 #define HCI_OP_WRITE_PG_TIMEOUT		0x0c18
609 
610 #define HCI_OP_WRITE_SCAN_ENABLE	0x0c1a
611 	#define SCAN_DISABLED		0x00
612 	#define SCAN_INQUIRY		0x01
613 	#define SCAN_PAGE		0x02
614 
615 #define HCI_OP_READ_AUTH_ENABLE		0x0c1f
616 
617 #define HCI_OP_WRITE_AUTH_ENABLE	0x0c20
618 	#define AUTH_DISABLED		0x00
619 	#define AUTH_ENABLED		0x01
620 
621 #define HCI_OP_READ_ENCRYPT_MODE	0x0c21
622 
623 #define HCI_OP_WRITE_ENCRYPT_MODE	0x0c22
624 	#define ENCRYPT_DISABLED	0x00
625 	#define ENCRYPT_P2P		0x01
626 	#define ENCRYPT_BOTH		0x02
627 
628 #define HCI_OP_READ_CLASS_OF_DEV	0x0c23
629 struct hci_rp_read_class_of_dev {
630 	__u8     status;
631 	__u8     dev_class[3];
632 } __packed;
633 
634 #define HCI_OP_WRITE_CLASS_OF_DEV	0x0c24
635 struct hci_cp_write_class_of_dev {
636 	__u8     dev_class[3];
637 } __packed;
638 
639 #define HCI_OP_READ_VOICE_SETTING	0x0c25
640 struct hci_rp_read_voice_setting {
641 	__u8     status;
642 	__le16   voice_setting;
643 } __packed;
644 
645 #define HCI_OP_WRITE_VOICE_SETTING	0x0c26
646 struct hci_cp_write_voice_setting {
647 	__le16   voice_setting;
648 } __packed;
649 
650 #define HCI_OP_HOST_BUFFER_SIZE		0x0c33
651 struct hci_cp_host_buffer_size {
652 	__le16   acl_mtu;
653 	__u8     sco_mtu;
654 	__le16   acl_max_pkt;
655 	__le16   sco_max_pkt;
656 } __packed;
657 
658 #define HCI_OP_WRITE_INQUIRY_MODE	0x0c45
659 
660 #define HCI_MAX_EIR_LENGTH		240
661 
662 #define HCI_OP_WRITE_EIR		0x0c52
663 struct hci_cp_write_eir {
664 	uint8_t		fec;
665 	uint8_t		data[HCI_MAX_EIR_LENGTH];
666 } __packed;
667 
668 #define HCI_OP_READ_SSP_MODE		0x0c55
669 struct hci_rp_read_ssp_mode {
670 	__u8     status;
671 	__u8     mode;
672 } __packed;
673 
674 #define HCI_OP_WRITE_SSP_MODE		0x0c56
675 struct hci_cp_write_ssp_mode {
676 	__u8     mode;
677 } __packed;
678 
679 #define HCI_OP_READ_LOCAL_OOB_DATA		0x0c57
680 struct hci_rp_read_local_oob_data {
681 	__u8     status;
682 	__u8     hash[16];
683 	__u8     randomizer[16];
684 } __packed;
685 
686 #define HCI_OP_READ_INQ_RSP_TX_POWER	0x0c58
687 
688 #define HCI_OP_READ_FLOW_CONTROL_MODE	0x0c66
689 struct hci_rp_read_flow_control_mode {
690 	__u8     status;
691 	__u8     mode;
692 } __packed;
693 
694 #define HCI_OP_WRITE_LE_HOST_SUPPORTED	0x0c6d
695 struct hci_cp_write_le_host_supported {
696 	__u8 le;
697 	__u8 simul;
698 } __packed;
699 
700 #define HCI_OP_READ_LOCAL_VERSION	0x1001
701 struct hci_rp_read_local_version {
702 	__u8     status;
703 	__u8     hci_ver;
704 	__le16   hci_rev;
705 	__u8     lmp_ver;
706 	__le16   manufacturer;
707 	__le16   lmp_subver;
708 } __packed;
709 
710 #define HCI_OP_READ_LOCAL_COMMANDS	0x1002
711 struct hci_rp_read_local_commands {
712 	__u8     status;
713 	__u8     commands[64];
714 } __packed;
715 
716 #define HCI_OP_READ_LOCAL_FEATURES	0x1003
717 struct hci_rp_read_local_features {
718 	__u8     status;
719 	__u8     features[8];
720 } __packed;
721 
722 #define HCI_OP_READ_LOCAL_EXT_FEATURES	0x1004
723 struct hci_cp_read_local_ext_features {
724 	__u8     page;
725 } __packed;
726 struct hci_rp_read_local_ext_features {
727 	__u8     status;
728 	__u8     page;
729 	__u8     max_page;
730 	__u8     features[8];
731 } __packed;
732 
733 #define HCI_OP_READ_BUFFER_SIZE		0x1005
734 struct hci_rp_read_buffer_size {
735 	__u8     status;
736 	__le16   acl_mtu;
737 	__u8     sco_mtu;
738 	__le16   acl_max_pkt;
739 	__le16   sco_max_pkt;
740 } __packed;
741 
742 #define HCI_OP_READ_BD_ADDR		0x1009
743 struct hci_rp_read_bd_addr {
744 	__u8     status;
745 	bdaddr_t bdaddr;
746 } __packed;
747 
748 #define HCI_OP_WRITE_PAGE_SCAN_ACTIVITY	0x0c1c
749 struct hci_cp_write_page_scan_activity {
750 	__le16   interval;
751 	__le16   window;
752 } __packed;
753 
754 #define HCI_OP_WRITE_PAGE_SCAN_TYPE	0x0c47
755 	#define PAGE_SCAN_TYPE_STANDARD		0x00
756 	#define PAGE_SCAN_TYPE_INTERLACED	0x01
757 
758 #define HCI_OP_READ_LOCAL_AMP_INFO	0x1409
759 struct hci_rp_read_local_amp_info {
760 	__u8     status;
761 	__u8     amp_status;
762 	__le32   total_bw;
763 	__le32   max_bw;
764 	__le32   min_latency;
765 	__le32   max_pdu;
766 	__u8     amp_type;
767 	__le16   pal_cap;
768 	__le16   max_assoc_size;
769 	__le32   max_flush_to;
770 	__le32   be_flush_to;
771 } __packed;
772 
773 #define HCI_OP_LE_SET_EVENT_MASK	0x2001
774 struct hci_cp_le_set_event_mask {
775 	__u8     mask[8];
776 } __packed;
777 
778 #define HCI_OP_LE_READ_BUFFER_SIZE	0x2002
779 struct hci_rp_le_read_buffer_size {
780 	__u8     status;
781 	__le16   le_mtu;
782 	__u8     le_max_pkt;
783 } __packed;
784 
785 #define HCI_OP_LE_SET_SCAN_PARAM	0x200b
786 struct hci_cp_le_set_scan_param {
787 	__u8    type;
788 	__le16  interval;
789 	__le16  window;
790 	__u8    own_address_type;
791 	__u8    filter_policy;
792 } __packed;
793 
794 #define HCI_OP_LE_SET_SCAN_ENABLE	0x200c
795 struct hci_cp_le_set_scan_enable {
796 	__u8     enable;
797 	__u8     filter_dup;
798 } __packed;
799 
800 #define HCI_OP_LE_CREATE_CONN		0x200d
801 struct hci_cp_le_create_conn {
802 	__le16   scan_interval;
803 	__le16   scan_window;
804 	__u8     filter_policy;
805 	__u8     peer_addr_type;
806 	bdaddr_t peer_addr;
807 	__u8     own_address_type;
808 	__le16   conn_interval_min;
809 	__le16   conn_interval_max;
810 	__le16   conn_latency;
811 	__le16   supervision_timeout;
812 	__le16   min_ce_len;
813 	__le16   max_ce_len;
814 } __packed;
815 
816 #define HCI_OP_LE_CREATE_CONN_CANCEL	0x200e
817 
818 #define HCI_OP_LE_CONN_UPDATE		0x2013
819 struct hci_cp_le_conn_update {
820 	__le16   handle;
821 	__le16   conn_interval_min;
822 	__le16   conn_interval_max;
823 	__le16   conn_latency;
824 	__le16   supervision_timeout;
825 	__le16   min_ce_len;
826 	__le16   max_ce_len;
827 } __packed;
828 
829 #define HCI_OP_LE_START_ENC		0x2019
830 struct hci_cp_le_start_enc {
831 	__le16	handle;
832 	__u8	rand[8];
833 	__le16	ediv;
834 	__u8	ltk[16];
835 } __packed;
836 
837 #define HCI_OP_LE_LTK_REPLY		0x201a
838 struct hci_cp_le_ltk_reply {
839 	__le16	handle;
840 	__u8	ltk[16];
841 } __packed;
842 struct hci_rp_le_ltk_reply {
843 	__u8	status;
844 	__le16	handle;
845 } __packed;
846 
847 #define HCI_OP_LE_LTK_NEG_REPLY		0x201b
848 struct hci_cp_le_ltk_neg_reply {
849 	__le16	handle;
850 } __packed;
851 struct hci_rp_le_ltk_neg_reply {
852 	__u8	status;
853 	__le16	handle;
854 } __packed;
855 
856 /* ---- HCI Events ---- */
857 #define HCI_EV_INQUIRY_COMPLETE		0x01
858 
859 #define HCI_EV_INQUIRY_RESULT		0x02
860 struct inquiry_info {
861 	bdaddr_t bdaddr;
862 	__u8     pscan_rep_mode;
863 	__u8     pscan_period_mode;
864 	__u8     pscan_mode;
865 	__u8     dev_class[3];
866 	__le16   clock_offset;
867 } __packed;
868 
869 #define HCI_EV_CONN_COMPLETE		0x03
870 struct hci_ev_conn_complete {
871 	__u8     status;
872 	__le16   handle;
873 	bdaddr_t bdaddr;
874 	__u8     link_type;
875 	__u8     encr_mode;
876 } __packed;
877 
878 #define HCI_EV_CONN_REQUEST		0x04
879 struct hci_ev_conn_request {
880 	bdaddr_t bdaddr;
881 	__u8     dev_class[3];
882 	__u8     link_type;
883 } __packed;
884 
885 #define HCI_EV_DISCONN_COMPLETE		0x05
886 struct hci_ev_disconn_complete {
887 	__u8     status;
888 	__le16   handle;
889 	__u8     reason;
890 } __packed;
891 
892 #define HCI_EV_AUTH_COMPLETE		0x06
893 struct hci_ev_auth_complete {
894 	__u8     status;
895 	__le16   handle;
896 } __packed;
897 
898 #define HCI_EV_REMOTE_NAME		0x07
899 struct hci_ev_remote_name {
900 	__u8     status;
901 	bdaddr_t bdaddr;
902 	__u8     name[HCI_MAX_NAME_LENGTH];
903 } __packed;
904 
905 #define HCI_EV_ENCRYPT_CHANGE		0x08
906 struct hci_ev_encrypt_change {
907 	__u8     status;
908 	__le16   handle;
909 	__u8     encrypt;
910 } __packed;
911 
912 #define HCI_EV_CHANGE_LINK_KEY_COMPLETE	0x09
913 struct hci_ev_change_link_key_complete {
914 	__u8     status;
915 	__le16   handle;
916 } __packed;
917 
918 #define HCI_EV_REMOTE_FEATURES		0x0b
919 struct hci_ev_remote_features {
920 	__u8     status;
921 	__le16   handle;
922 	__u8     features[8];
923 } __packed;
924 
925 #define HCI_EV_REMOTE_VERSION		0x0c
926 struct hci_ev_remote_version {
927 	__u8     status;
928 	__le16   handle;
929 	__u8     lmp_ver;
930 	__le16   manufacturer;
931 	__le16   lmp_subver;
932 } __packed;
933 
934 #define HCI_EV_QOS_SETUP_COMPLETE	0x0d
935 struct hci_qos {
936 	__u8     service_type;
937 	__u32    token_rate;
938 	__u32    peak_bandwidth;
939 	__u32    latency;
940 	__u32    delay_variation;
941 } __packed;
942 struct hci_ev_qos_setup_complete {
943 	__u8     status;
944 	__le16   handle;
945 	struct   hci_qos qos;
946 } __packed;
947 
948 #define HCI_EV_CMD_COMPLETE		0x0e
949 struct hci_ev_cmd_complete {
950 	__u8     ncmd;
951 	__le16   opcode;
952 } __packed;
953 
954 #define HCI_EV_CMD_STATUS		0x0f
955 struct hci_ev_cmd_status {
956 	__u8     status;
957 	__u8     ncmd;
958 	__le16   opcode;
959 } __packed;
960 
961 #define HCI_EV_ROLE_CHANGE		0x12
962 struct hci_ev_role_change {
963 	__u8     status;
964 	bdaddr_t bdaddr;
965 	__u8     role;
966 } __packed;
967 
968 #define HCI_EV_NUM_COMP_PKTS		0x13
969 struct hci_ev_num_comp_pkts {
970 	__u8     num_hndl;
971 	/* variable length part */
972 } __packed;
973 
974 #define HCI_EV_MODE_CHANGE		0x14
975 struct hci_ev_mode_change {
976 	__u8     status;
977 	__le16   handle;
978 	__u8     mode;
979 	__le16   interval;
980 } __packed;
981 
982 #define HCI_EV_PIN_CODE_REQ		0x16
983 struct hci_ev_pin_code_req {
984 	bdaddr_t bdaddr;
985 } __packed;
986 
987 #define HCI_EV_LINK_KEY_REQ		0x17
988 struct hci_ev_link_key_req {
989 	bdaddr_t bdaddr;
990 } __packed;
991 
992 #define HCI_EV_LINK_KEY_NOTIFY		0x18
993 struct hci_ev_link_key_notify {
994 	bdaddr_t bdaddr;
995 	__u8     link_key[16];
996 	__u8     key_type;
997 } __packed;
998 
999 #define HCI_EV_CLOCK_OFFSET		0x1c
1000 struct hci_ev_clock_offset {
1001 	__u8     status;
1002 	__le16   handle;
1003 	__le16   clock_offset;
1004 } __packed;
1005 
1006 #define HCI_EV_PKT_TYPE_CHANGE		0x1d
1007 struct hci_ev_pkt_type_change {
1008 	__u8     status;
1009 	__le16   handle;
1010 	__le16   pkt_type;
1011 } __packed;
1012 
1013 #define HCI_EV_PSCAN_REP_MODE		0x20
1014 struct hci_ev_pscan_rep_mode {
1015 	bdaddr_t bdaddr;
1016 	__u8     pscan_rep_mode;
1017 } __packed;
1018 
1019 #define HCI_EV_INQUIRY_RESULT_WITH_RSSI	0x22
1020 struct inquiry_info_with_rssi {
1021 	bdaddr_t bdaddr;
1022 	__u8     pscan_rep_mode;
1023 	__u8     pscan_period_mode;
1024 	__u8     dev_class[3];
1025 	__le16   clock_offset;
1026 	__s8     rssi;
1027 } __packed;
1028 struct inquiry_info_with_rssi_and_pscan_mode {
1029 	bdaddr_t bdaddr;
1030 	__u8     pscan_rep_mode;
1031 	__u8     pscan_period_mode;
1032 	__u8     pscan_mode;
1033 	__u8     dev_class[3];
1034 	__le16   clock_offset;
1035 	__s8     rssi;
1036 } __packed;
1037 
1038 #define HCI_EV_REMOTE_EXT_FEATURES	0x23
1039 struct hci_ev_remote_ext_features {
1040 	__u8     status;
1041 	__le16   handle;
1042 	__u8     page;
1043 	__u8     max_page;
1044 	__u8     features[8];
1045 } __packed;
1046 
1047 #define HCI_EV_SYNC_CONN_COMPLETE	0x2c
1048 struct hci_ev_sync_conn_complete {
1049 	__u8     status;
1050 	__le16   handle;
1051 	bdaddr_t bdaddr;
1052 	__u8     link_type;
1053 	__u8     tx_interval;
1054 	__u8     retrans_window;
1055 	__le16   rx_pkt_len;
1056 	__le16   tx_pkt_len;
1057 	__u8     air_mode;
1058 } __packed;
1059 
1060 #define HCI_EV_SYNC_CONN_CHANGED	0x2d
1061 struct hci_ev_sync_conn_changed {
1062 	__u8     status;
1063 	__le16   handle;
1064 	__u8     tx_interval;
1065 	__u8     retrans_window;
1066 	__le16   rx_pkt_len;
1067 	__le16   tx_pkt_len;
1068 } __packed;
1069 
1070 #define HCI_EV_SNIFF_SUBRATE		0x2e
1071 struct hci_ev_sniff_subrate {
1072 	__u8     status;
1073 	__le16   handle;
1074 	__le16   max_tx_latency;
1075 	__le16   max_rx_latency;
1076 	__le16   max_remote_timeout;
1077 	__le16   max_local_timeout;
1078 } __packed;
1079 
1080 #define HCI_EV_EXTENDED_INQUIRY_RESULT	0x2f
1081 struct extended_inquiry_info {
1082 	bdaddr_t bdaddr;
1083 	__u8     pscan_rep_mode;
1084 	__u8     pscan_period_mode;
1085 	__u8     dev_class[3];
1086 	__le16   clock_offset;
1087 	__s8     rssi;
1088 	__u8     data[240];
1089 } __packed;
1090 
1091 #define HCI_EV_IO_CAPA_REQUEST		0x31
1092 struct hci_ev_io_capa_request {
1093 	bdaddr_t bdaddr;
1094 } __packed;
1095 
1096 #define HCI_EV_IO_CAPA_REPLY		0x32
1097 struct hci_ev_io_capa_reply {
1098 	bdaddr_t bdaddr;
1099 	__u8     capability;
1100 	__u8     oob_data;
1101 	__u8     authentication;
1102 } __packed;
1103 
1104 #define HCI_EV_USER_CONFIRM_REQUEST	0x33
1105 struct hci_ev_user_confirm_req {
1106 	bdaddr_t	bdaddr;
1107 	__le32		passkey;
1108 } __packed;
1109 
1110 #define HCI_EV_USER_PASSKEY_REQUEST	0x34
1111 struct hci_ev_user_passkey_req {
1112 	bdaddr_t	bdaddr;
1113 } __packed;
1114 
1115 #define HCI_EV_REMOTE_OOB_DATA_REQUEST	0x35
1116 struct hci_ev_remote_oob_data_request {
1117 	bdaddr_t bdaddr;
1118 } __packed;
1119 
1120 #define HCI_EV_SIMPLE_PAIR_COMPLETE	0x36
1121 struct hci_ev_simple_pair_complete {
1122 	__u8     status;
1123 	bdaddr_t bdaddr;
1124 } __packed;
1125 
1126 #define HCI_EV_REMOTE_HOST_FEATURES	0x3d
1127 struct hci_ev_remote_host_features {
1128 	bdaddr_t bdaddr;
1129 	__u8     features[8];
1130 } __packed;
1131 
1132 #define HCI_EV_LE_META			0x3e
1133 struct hci_ev_le_meta {
1134 	__u8     subevent;
1135 } __packed;
1136 
1137 /* Low energy meta events */
1138 #define HCI_EV_LE_CONN_COMPLETE		0x01
1139 struct hci_ev_le_conn_complete {
1140 	__u8     status;
1141 	__le16   handle;
1142 	__u8     role;
1143 	__u8     bdaddr_type;
1144 	bdaddr_t bdaddr;
1145 	__le16   interval;
1146 	__le16   latency;
1147 	__le16   supervision_timeout;
1148 	__u8     clk_accurancy;
1149 } __packed;
1150 
1151 #define HCI_EV_LE_LTK_REQ		0x05
1152 struct hci_ev_le_ltk_req {
1153 	__le16	handle;
1154 	__u8	random[8];
1155 	__le16	ediv;
1156 } __packed;
1157 
1158 /* Advertising report event types */
1159 #define ADV_IND		0x00
1160 #define ADV_DIRECT_IND	0x01
1161 #define ADV_SCAN_IND	0x02
1162 #define ADV_NONCONN_IND	0x03
1163 #define ADV_SCAN_RSP	0x04
1164 
1165 #define ADDR_LE_DEV_PUBLIC	0x00
1166 #define ADDR_LE_DEV_RANDOM	0x01
1167 
1168 #define HCI_EV_LE_ADVERTISING_REPORT	0x02
1169 struct hci_ev_le_advertising_info {
1170 	__u8	 evt_type;
1171 	__u8	 bdaddr_type;
1172 	bdaddr_t bdaddr;
1173 	__u8	 length;
1174 	__u8	 data[0];
1175 } __packed;
1176 
1177 /* Internal events generated by Bluetooth stack */
1178 #define HCI_EV_STACK_INTERNAL	0xfd
1179 struct hci_ev_stack_internal {
1180 	__u16    type;
1181 	__u8     data[0];
1182 } __packed;
1183 
1184 #define HCI_EV_SI_DEVICE	0x01
1185 struct hci_ev_si_device {
1186 	__u16    event;
1187 	__u16    dev_id;
1188 } __packed;
1189 
1190 #define HCI_EV_SI_SECURITY	0x02
1191 struct hci_ev_si_security {
1192 	__u16    event;
1193 	__u16    proto;
1194 	__u16    subproto;
1195 	__u8     incoming;
1196 } __packed;
1197 
1198 /* ---- HCI Packet structures ---- */
1199 #define HCI_COMMAND_HDR_SIZE 3
1200 #define HCI_EVENT_HDR_SIZE   2
1201 #define HCI_ACL_HDR_SIZE     4
1202 #define HCI_SCO_HDR_SIZE     3
1203 
1204 struct hci_command_hdr {
1205 	__le16	opcode;		/* OCF & OGF */
1206 	__u8	plen;
1207 } __packed;
1208 
1209 struct hci_event_hdr {
1210 	__u8	evt;
1211 	__u8	plen;
1212 } __packed;
1213 
1214 struct hci_acl_hdr {
1215 	__le16	handle;		/* Handle & Flags(PB, BC) */
1216 	__le16	dlen;
1217 } __packed;
1218 
1219 struct hci_sco_hdr {
1220 	__le16	handle;
1221 	__u8	dlen;
1222 } __packed;
1223 
1224 #include <linux/skbuff.h>
1225 static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
1226 {
1227 	return (struct hci_event_hdr *) skb->data;
1228 }
1229 
1230 static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb)
1231 {
1232 	return (struct hci_acl_hdr *) skb->data;
1233 }
1234 
1235 static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
1236 {
1237 	return (struct hci_sco_hdr *) skb->data;
1238 }
1239 
1240 /* Command opcode pack/unpack */
1241 #define hci_opcode_pack(ogf, ocf)	(__u16) ((ocf & 0x03ff)|(ogf << 10))
1242 #define hci_opcode_ogf(op)		(op >> 10)
1243 #define hci_opcode_ocf(op)		(op & 0x03ff)
1244 
1245 /* ACL handle and flags pack/unpack */
1246 #define hci_handle_pack(h, f)	(__u16) ((h & 0x0fff)|(f << 12))
1247 #define hci_handle(h)		(h & 0x0fff)
1248 #define hci_flags(h)		(h >> 12)
1249 
1250 /* ---- HCI Sockets ---- */
1251 
1252 /* Socket options */
1253 #define HCI_DATA_DIR	1
1254 #define HCI_FILTER	2
1255 #define HCI_TIME_STAMP	3
1256 
1257 /* CMSG flags */
1258 #define HCI_CMSG_DIR	0x0001
1259 #define HCI_CMSG_TSTAMP	0x0002
1260 
1261 struct sockaddr_hci {
1262 	sa_family_t    hci_family;
1263 	unsigned short hci_dev;
1264 	unsigned short hci_channel;
1265 };
1266 #define HCI_DEV_NONE	0xffff
1267 
1268 #define HCI_CHANNEL_RAW		0
1269 #define HCI_CHANNEL_CONTROL	1
1270 
1271 struct hci_filter {
1272 	unsigned long type_mask;
1273 	unsigned long event_mask[2];
1274 	__le16 opcode;
1275 };
1276 
1277 struct hci_ufilter {
1278 	__u32  type_mask;
1279 	__u32  event_mask[2];
1280 	__le16 opcode;
1281 };
1282 
1283 #define HCI_FLT_TYPE_BITS	31
1284 #define HCI_FLT_EVENT_BITS	63
1285 #define HCI_FLT_OGF_BITS	63
1286 #define HCI_FLT_OCF_BITS	127
1287 
1288 /* ---- HCI Ioctl requests structures ---- */
1289 struct hci_dev_stats {
1290 	__u32 err_rx;
1291 	__u32 err_tx;
1292 	__u32 cmd_tx;
1293 	__u32 evt_rx;
1294 	__u32 acl_tx;
1295 	__u32 acl_rx;
1296 	__u32 sco_tx;
1297 	__u32 sco_rx;
1298 	__u32 byte_rx;
1299 	__u32 byte_tx;
1300 };
1301 
1302 struct hci_dev_info {
1303 	__u16 dev_id;
1304 	char  name[8];
1305 
1306 	bdaddr_t bdaddr;
1307 
1308 	__u32 flags;
1309 	__u8  type;
1310 
1311 	__u8  features[8];
1312 
1313 	__u32 pkt_type;
1314 	__u32 link_policy;
1315 	__u32 link_mode;
1316 
1317 	__u16 acl_mtu;
1318 	__u16 acl_pkts;
1319 	__u16 sco_mtu;
1320 	__u16 sco_pkts;
1321 
1322 	struct hci_dev_stats stat;
1323 };
1324 
1325 struct hci_conn_info {
1326 	__u16    handle;
1327 	bdaddr_t bdaddr;
1328 	__u8     type;
1329 	__u8     out;
1330 	__u16    state;
1331 	__u32    link_mode;
1332 };
1333 
1334 struct hci_dev_req {
1335 	__u16  dev_id;
1336 	__u32  dev_opt;
1337 };
1338 
1339 struct hci_dev_list_req {
1340 	__u16  dev_num;
1341 	struct hci_dev_req dev_req[0];	/* hci_dev_req structures */
1342 };
1343 
1344 struct hci_conn_list_req {
1345 	__u16  dev_id;
1346 	__u16  conn_num;
1347 	struct hci_conn_info conn_info[0];
1348 };
1349 
1350 struct hci_conn_info_req {
1351 	bdaddr_t bdaddr;
1352 	__u8     type;
1353 	struct   hci_conn_info conn_info[0];
1354 };
1355 
1356 struct hci_auth_info_req {
1357 	bdaddr_t bdaddr;
1358 	__u8     type;
1359 };
1360 
1361 struct hci_inquiry_req {
1362 	__u16 dev_id;
1363 	__u16 flags;
1364 	__u8  lap[3];
1365 	__u8  length;
1366 	__u8  num_rsp;
1367 };
1368 #define IREQ_CACHE_FLUSH 0x0001
1369 
1370 extern int enable_hs;
1371 
1372 #endif /* __HCI_H */
1373