xref: /linux/include/net/bluetooth/hci.h (revision a67ff6a54095e27093ea501fb143fefe51a536c2)
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 /* HCI ioctl defines */
92 #define HCIDEVUP	_IOW('H', 201, int)
93 #define HCIDEVDOWN	_IOW('H', 202, int)
94 #define HCIDEVRESET	_IOW('H', 203, int)
95 #define HCIDEVRESTAT	_IOW('H', 204, int)
96 
97 #define HCIGETDEVLIST	_IOR('H', 210, int)
98 #define HCIGETDEVINFO	_IOR('H', 211, int)
99 #define HCIGETCONNLIST	_IOR('H', 212, int)
100 #define HCIGETCONNINFO	_IOR('H', 213, int)
101 #define HCIGETAUTHINFO	_IOR('H', 215, int)
102 
103 #define HCISETRAW	_IOW('H', 220, int)
104 #define HCISETSCAN	_IOW('H', 221, int)
105 #define HCISETAUTH	_IOW('H', 222, int)
106 #define HCISETENCRYPT	_IOW('H', 223, int)
107 #define HCISETPTYPE	_IOW('H', 224, int)
108 #define HCISETLINKPOL	_IOW('H', 225, int)
109 #define HCISETLINKMODE	_IOW('H', 226, int)
110 #define HCISETACLMTU	_IOW('H', 227, int)
111 #define HCISETSCOMTU	_IOW('H', 228, int)
112 
113 #define HCIBLOCKADDR	_IOW('H', 230, int)
114 #define HCIUNBLOCKADDR	_IOW('H', 231, int)
115 
116 #define HCIINQUIRY	_IOR('H', 240, int)
117 
118 /* HCI timeouts */
119 #define HCI_CONNECT_TIMEOUT	(40000)	/* 40 seconds */
120 #define HCI_DISCONN_TIMEOUT	(2000)	/* 2 seconds */
121 #define HCI_PAIRING_TIMEOUT	(60000)	/* 60 seconds */
122 #define HCI_IDLE_TIMEOUT	(6000)	/* 6 seconds */
123 #define HCI_INIT_TIMEOUT	(10000)	/* 10 seconds */
124 #define HCI_CMD_TIMEOUT		(1000)	/* 1 seconds */
125 
126 /* HCI data types */
127 #define HCI_COMMAND_PKT		0x01
128 #define HCI_ACLDATA_PKT		0x02
129 #define HCI_SCODATA_PKT		0x03
130 #define HCI_EVENT_PKT		0x04
131 #define HCI_VENDOR_PKT		0xff
132 
133 /* HCI packet types */
134 #define HCI_DM1		0x0008
135 #define HCI_DM3		0x0400
136 #define HCI_DM5		0x4000
137 #define HCI_DH1		0x0010
138 #define HCI_DH3		0x0800
139 #define HCI_DH5		0x8000
140 
141 #define HCI_HV1		0x0020
142 #define HCI_HV2		0x0040
143 #define HCI_HV3		0x0080
144 
145 #define SCO_PTYPE_MASK	(HCI_HV1 | HCI_HV2 | HCI_HV3)
146 #define ACL_PTYPE_MASK	(~SCO_PTYPE_MASK)
147 
148 /* eSCO packet types */
149 #define ESCO_HV1	0x0001
150 #define ESCO_HV2	0x0002
151 #define ESCO_HV3	0x0004
152 #define ESCO_EV3	0x0008
153 #define ESCO_EV4	0x0010
154 #define ESCO_EV5	0x0020
155 #define ESCO_2EV3	0x0040
156 #define ESCO_3EV3	0x0080
157 #define ESCO_2EV5	0x0100
158 #define ESCO_3EV5	0x0200
159 
160 #define SCO_ESCO_MASK  (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
161 #define EDR_ESCO_MASK  (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5)
162 
163 /* ACL flags */
164 #define ACL_START_NO_FLUSH	0x00
165 #define ACL_CONT		0x01
166 #define ACL_START		0x02
167 #define ACL_ACTIVE_BCAST	0x04
168 #define ACL_PICO_BCAST		0x08
169 
170 /* Baseband links */
171 #define SCO_LINK	0x00
172 #define ACL_LINK	0x01
173 #define ESCO_LINK	0x02
174 /* Low Energy links do not have defined link type. Use invented one */
175 #define LE_LINK		0x80
176 
177 /* LMP features */
178 #define LMP_3SLOT	0x01
179 #define LMP_5SLOT	0x02
180 #define LMP_ENCRYPT	0x04
181 #define LMP_SOFFSET	0x08
182 #define LMP_TACCURACY	0x10
183 #define LMP_RSWITCH	0x20
184 #define LMP_HOLD	0x40
185 #define LMP_SNIFF	0x80
186 
187 #define LMP_PARK	0x01
188 #define LMP_RSSI	0x02
189 #define LMP_QUALITY	0x04
190 #define LMP_SCO		0x08
191 #define LMP_HV2		0x10
192 #define LMP_HV3		0x20
193 #define LMP_ULAW	0x40
194 #define LMP_ALAW	0x80
195 
196 #define LMP_CVSD	0x01
197 #define LMP_PSCHEME	0x02
198 #define LMP_PCONTROL	0x04
199 
200 #define LMP_RSSI_INQ	0x40
201 #define LMP_ESCO	0x80
202 
203 #define LMP_EV4		0x01
204 #define LMP_EV5		0x02
205 #define LMP_LE		0x40
206 
207 #define LMP_SNIFF_SUBR	0x02
208 #define LMP_PAUSE_ENC	0x04
209 #define LMP_EDR_ESCO_2M	0x20
210 #define LMP_EDR_ESCO_3M	0x40
211 #define LMP_EDR_3S_ESCO	0x80
212 
213 #define LMP_EXT_INQ	0x01
214 #define LMP_SIMUL_LE_BR	0x02
215 #define LMP_SIMPLE_PAIR	0x08
216 #define LMP_NO_FLUSH	0x40
217 
218 #define LMP_LSTO	0x01
219 #define LMP_INQ_TX_PWR	0x02
220 #define LMP_EXTFEATURES	0x80
221 
222 /* Extended LMP features */
223 #define LMP_HOST_LE	0x02
224 
225 /* Connection modes */
226 #define HCI_CM_ACTIVE	0x0000
227 #define HCI_CM_HOLD	0x0001
228 #define HCI_CM_SNIFF	0x0002
229 #define HCI_CM_PARK	0x0003
230 
231 /* Link policies */
232 #define HCI_LP_RSWITCH	0x0001
233 #define HCI_LP_HOLD	0x0002
234 #define HCI_LP_SNIFF	0x0004
235 #define HCI_LP_PARK	0x0008
236 
237 /* Link modes */
238 #define HCI_LM_ACCEPT	0x8000
239 #define HCI_LM_MASTER	0x0001
240 #define HCI_LM_AUTH	0x0002
241 #define HCI_LM_ENCRYPT	0x0004
242 #define HCI_LM_TRUSTED	0x0008
243 #define HCI_LM_RELIABLE	0x0010
244 #define HCI_LM_SECURE	0x0020
245 
246 /* Authentication types */
247 #define HCI_AT_NO_BONDING		0x00
248 #define HCI_AT_NO_BONDING_MITM		0x01
249 #define HCI_AT_DEDICATED_BONDING	0x02
250 #define HCI_AT_DEDICATED_BONDING_MITM	0x03
251 #define HCI_AT_GENERAL_BONDING		0x04
252 #define HCI_AT_GENERAL_BONDING_MITM	0x05
253 
254 /* Link Key types */
255 #define HCI_LK_COMBINATION		0x00
256 #define HCI_LK_LOCAL_UNIT		0x01
257 #define HCI_LK_REMOTE_UNIT		0x02
258 #define HCI_LK_DEBUG_COMBINATION	0x03
259 #define HCI_LK_UNAUTH_COMBINATION	0x04
260 #define HCI_LK_AUTH_COMBINATION		0x05
261 #define HCI_LK_CHANGED_COMBINATION	0x06
262 /* The spec doesn't define types for SMP keys */
263 #define HCI_LK_SMP_LTK			0x81
264 #define HCI_LK_SMP_IRK			0x82
265 #define HCI_LK_SMP_CSRK			0x83
266 
267 /* -----  HCI Commands ---- */
268 #define HCI_OP_NOP			0x0000
269 
270 #define HCI_OP_INQUIRY			0x0401
271 struct hci_cp_inquiry {
272 	__u8     lap[3];
273 	__u8     length;
274 	__u8     num_rsp;
275 } __packed;
276 
277 #define HCI_OP_INQUIRY_CANCEL		0x0402
278 
279 #define HCI_OP_EXIT_PERIODIC_INQ	0x0404
280 
281 #define HCI_OP_CREATE_CONN		0x0405
282 struct hci_cp_create_conn {
283 	bdaddr_t bdaddr;
284 	__le16   pkt_type;
285 	__u8     pscan_rep_mode;
286 	__u8     pscan_mode;
287 	__le16   clock_offset;
288 	__u8     role_switch;
289 } __packed;
290 
291 #define HCI_OP_DISCONNECT		0x0406
292 struct hci_cp_disconnect {
293 	__le16   handle;
294 	__u8     reason;
295 } __packed;
296 
297 #define HCI_OP_ADD_SCO			0x0407
298 struct hci_cp_add_sco {
299 	__le16   handle;
300 	__le16   pkt_type;
301 } __packed;
302 
303 #define HCI_OP_CREATE_CONN_CANCEL	0x0408
304 struct hci_cp_create_conn_cancel {
305 	bdaddr_t bdaddr;
306 } __packed;
307 
308 #define HCI_OP_ACCEPT_CONN_REQ		0x0409
309 struct hci_cp_accept_conn_req {
310 	bdaddr_t bdaddr;
311 	__u8     role;
312 } __packed;
313 
314 #define HCI_OP_REJECT_CONN_REQ		0x040a
315 struct hci_cp_reject_conn_req {
316 	bdaddr_t bdaddr;
317 	__u8     reason;
318 } __packed;
319 
320 #define HCI_OP_LINK_KEY_REPLY		0x040b
321 struct hci_cp_link_key_reply {
322 	bdaddr_t bdaddr;
323 	__u8     link_key[16];
324 } __packed;
325 
326 #define HCI_OP_LINK_KEY_NEG_REPLY	0x040c
327 struct hci_cp_link_key_neg_reply {
328 	bdaddr_t bdaddr;
329 } __packed;
330 
331 #define HCI_OP_PIN_CODE_REPLY		0x040d
332 struct hci_cp_pin_code_reply {
333 	bdaddr_t bdaddr;
334 	__u8     pin_len;
335 	__u8     pin_code[16];
336 } __packed;
337 struct hci_rp_pin_code_reply {
338 	__u8     status;
339 	bdaddr_t bdaddr;
340 } __packed;
341 
342 #define HCI_OP_PIN_CODE_NEG_REPLY	0x040e
343 struct hci_cp_pin_code_neg_reply {
344 	bdaddr_t bdaddr;
345 } __packed;
346 struct hci_rp_pin_code_neg_reply {
347 	__u8     status;
348 	bdaddr_t bdaddr;
349 } __packed;
350 
351 #define HCI_OP_CHANGE_CONN_PTYPE	0x040f
352 struct hci_cp_change_conn_ptype {
353 	__le16   handle;
354 	__le16   pkt_type;
355 } __packed;
356 
357 #define HCI_OP_AUTH_REQUESTED		0x0411
358 struct hci_cp_auth_requested {
359 	__le16   handle;
360 } __packed;
361 
362 #define HCI_OP_SET_CONN_ENCRYPT		0x0413
363 struct hci_cp_set_conn_encrypt {
364 	__le16   handle;
365 	__u8     encrypt;
366 } __packed;
367 
368 #define HCI_OP_CHANGE_CONN_LINK_KEY	0x0415
369 struct hci_cp_change_conn_link_key {
370 	__le16   handle;
371 } __packed;
372 
373 #define HCI_OP_REMOTE_NAME_REQ		0x0419
374 struct hci_cp_remote_name_req {
375 	bdaddr_t bdaddr;
376 	__u8     pscan_rep_mode;
377 	__u8     pscan_mode;
378 	__le16   clock_offset;
379 } __packed;
380 
381 #define HCI_OP_REMOTE_NAME_REQ_CANCEL	0x041a
382 struct hci_cp_remote_name_req_cancel {
383 	bdaddr_t bdaddr;
384 } __packed;
385 
386 #define HCI_OP_READ_REMOTE_FEATURES	0x041b
387 struct hci_cp_read_remote_features {
388 	__le16   handle;
389 } __packed;
390 
391 #define HCI_OP_READ_REMOTE_EXT_FEATURES	0x041c
392 struct hci_cp_read_remote_ext_features {
393 	__le16   handle;
394 	__u8     page;
395 } __packed;
396 
397 #define HCI_OP_READ_REMOTE_VERSION	0x041d
398 struct hci_cp_read_remote_version {
399 	__le16   handle;
400 } __packed;
401 
402 #define HCI_OP_SETUP_SYNC_CONN		0x0428
403 struct hci_cp_setup_sync_conn {
404 	__le16   handle;
405 	__le32   tx_bandwidth;
406 	__le32   rx_bandwidth;
407 	__le16   max_latency;
408 	__le16   voice_setting;
409 	__u8     retrans_effort;
410 	__le16   pkt_type;
411 } __packed;
412 
413 #define HCI_OP_ACCEPT_SYNC_CONN_REQ	0x0429
414 struct hci_cp_accept_sync_conn_req {
415 	bdaddr_t bdaddr;
416 	__le32   tx_bandwidth;
417 	__le32   rx_bandwidth;
418 	__le16   max_latency;
419 	__le16   content_format;
420 	__u8     retrans_effort;
421 	__le16   pkt_type;
422 } __packed;
423 
424 #define HCI_OP_REJECT_SYNC_CONN_REQ	0x042a
425 struct hci_cp_reject_sync_conn_req {
426 	bdaddr_t bdaddr;
427 	__u8     reason;
428 } __packed;
429 
430 #define HCI_OP_IO_CAPABILITY_REPLY	0x042b
431 struct hci_cp_io_capability_reply {
432 	bdaddr_t bdaddr;
433 	__u8     capability;
434 	__u8     oob_data;
435 	__u8     authentication;
436 } __packed;
437 
438 #define HCI_OP_USER_CONFIRM_REPLY		0x042c
439 struct hci_cp_user_confirm_reply {
440 	bdaddr_t bdaddr;
441 } __packed;
442 struct hci_rp_user_confirm_reply {
443 	__u8     status;
444 	bdaddr_t bdaddr;
445 } __packed;
446 
447 #define HCI_OP_USER_CONFIRM_NEG_REPLY	0x042d
448 
449 #define HCI_OP_REMOTE_OOB_DATA_REPLY	0x0430
450 struct hci_cp_remote_oob_data_reply {
451 	bdaddr_t bdaddr;
452 	__u8     hash[16];
453 	__u8     randomizer[16];
454 } __packed;
455 
456 #define HCI_OP_REMOTE_OOB_DATA_NEG_REPLY	0x0433
457 struct hci_cp_remote_oob_data_neg_reply {
458 	bdaddr_t bdaddr;
459 } __packed;
460 
461 #define HCI_OP_IO_CAPABILITY_NEG_REPLY	0x0434
462 struct hci_cp_io_capability_neg_reply {
463 	bdaddr_t bdaddr;
464 	__u8     reason;
465 } __packed;
466 
467 #define HCI_OP_SNIFF_MODE		0x0803
468 struct hci_cp_sniff_mode {
469 	__le16   handle;
470 	__le16   max_interval;
471 	__le16   min_interval;
472 	__le16   attempt;
473 	__le16   timeout;
474 } __packed;
475 
476 #define HCI_OP_EXIT_SNIFF_MODE		0x0804
477 struct hci_cp_exit_sniff_mode {
478 	__le16   handle;
479 } __packed;
480 
481 #define HCI_OP_ROLE_DISCOVERY		0x0809
482 struct hci_cp_role_discovery {
483 	__le16   handle;
484 } __packed;
485 struct hci_rp_role_discovery {
486 	__u8     status;
487 	__le16   handle;
488 	__u8     role;
489 } __packed;
490 
491 #define HCI_OP_SWITCH_ROLE		0x080b
492 struct hci_cp_switch_role {
493 	bdaddr_t bdaddr;
494 	__u8     role;
495 } __packed;
496 
497 #define HCI_OP_READ_LINK_POLICY		0x080c
498 struct hci_cp_read_link_policy {
499 	__le16   handle;
500 } __packed;
501 struct hci_rp_read_link_policy {
502 	__u8     status;
503 	__le16   handle;
504 	__le16   policy;
505 } __packed;
506 
507 #define HCI_OP_WRITE_LINK_POLICY	0x080d
508 struct hci_cp_write_link_policy {
509 	__le16   handle;
510 	__le16   policy;
511 } __packed;
512 struct hci_rp_write_link_policy {
513 	__u8     status;
514 	__le16   handle;
515 } __packed;
516 
517 #define HCI_OP_READ_DEF_LINK_POLICY	0x080e
518 struct hci_rp_read_def_link_policy {
519 	__u8     status;
520 	__le16   policy;
521 } __packed;
522 
523 #define HCI_OP_WRITE_DEF_LINK_POLICY	0x080f
524 struct hci_cp_write_def_link_policy {
525 	__le16   policy;
526 } __packed;
527 
528 #define HCI_OP_SNIFF_SUBRATE		0x0811
529 struct hci_cp_sniff_subrate {
530 	__le16   handle;
531 	__le16   max_latency;
532 	__le16   min_remote_timeout;
533 	__le16   min_local_timeout;
534 } __packed;
535 
536 #define HCI_OP_SET_EVENT_MASK		0x0c01
537 struct hci_cp_set_event_mask {
538 	__u8     mask[8];
539 } __packed;
540 
541 #define HCI_OP_RESET			0x0c03
542 
543 #define HCI_OP_SET_EVENT_FLT		0x0c05
544 struct hci_cp_set_event_flt {
545 	__u8     flt_type;
546 	__u8     cond_type;
547 	__u8     condition[0];
548 } __packed;
549 
550 /* Filter types */
551 #define HCI_FLT_CLEAR_ALL	0x00
552 #define HCI_FLT_INQ_RESULT	0x01
553 #define HCI_FLT_CONN_SETUP	0x02
554 
555 /* CONN_SETUP Condition types */
556 #define HCI_CONN_SETUP_ALLOW_ALL	0x00
557 #define HCI_CONN_SETUP_ALLOW_CLASS	0x01
558 #define HCI_CONN_SETUP_ALLOW_BDADDR	0x02
559 
560 /* CONN_SETUP Conditions */
561 #define HCI_CONN_SETUP_AUTO_OFF	0x01
562 #define HCI_CONN_SETUP_AUTO_ON	0x02
563 
564 #define HCI_OP_DELETE_STORED_LINK_KEY	0x0c12
565 struct hci_cp_delete_stored_link_key {
566 	bdaddr_t bdaddr;
567 	__u8     delete_all;
568 } __packed;
569 
570 #define HCI_MAX_NAME_LENGTH		248
571 
572 #define HCI_OP_WRITE_LOCAL_NAME		0x0c13
573 struct hci_cp_write_local_name {
574 	__u8     name[HCI_MAX_NAME_LENGTH];
575 } __packed;
576 
577 #define HCI_OP_READ_LOCAL_NAME		0x0c14
578 struct hci_rp_read_local_name {
579 	__u8     status;
580 	__u8     name[HCI_MAX_NAME_LENGTH];
581 } __packed;
582 
583 #define HCI_OP_WRITE_CA_TIMEOUT		0x0c16
584 
585 #define HCI_OP_WRITE_PG_TIMEOUT		0x0c18
586 
587 #define HCI_OP_WRITE_SCAN_ENABLE	0x0c1a
588 	#define SCAN_DISABLED		0x00
589 	#define SCAN_INQUIRY		0x01
590 	#define SCAN_PAGE		0x02
591 
592 #define HCI_OP_READ_AUTH_ENABLE		0x0c1f
593 
594 #define HCI_OP_WRITE_AUTH_ENABLE	0x0c20
595 	#define AUTH_DISABLED		0x00
596 	#define AUTH_ENABLED		0x01
597 
598 #define HCI_OP_READ_ENCRYPT_MODE	0x0c21
599 
600 #define HCI_OP_WRITE_ENCRYPT_MODE	0x0c22
601 	#define ENCRYPT_DISABLED	0x00
602 	#define ENCRYPT_P2P		0x01
603 	#define ENCRYPT_BOTH		0x02
604 
605 #define HCI_OP_READ_CLASS_OF_DEV	0x0c23
606 struct hci_rp_read_class_of_dev {
607 	__u8     status;
608 	__u8     dev_class[3];
609 } __packed;
610 
611 #define HCI_OP_WRITE_CLASS_OF_DEV	0x0c24
612 struct hci_cp_write_class_of_dev {
613 	__u8     dev_class[3];
614 } __packed;
615 
616 #define HCI_OP_READ_VOICE_SETTING	0x0c25
617 struct hci_rp_read_voice_setting {
618 	__u8     status;
619 	__le16   voice_setting;
620 } __packed;
621 
622 #define HCI_OP_WRITE_VOICE_SETTING	0x0c26
623 struct hci_cp_write_voice_setting {
624 	__le16   voice_setting;
625 } __packed;
626 
627 #define HCI_OP_HOST_BUFFER_SIZE		0x0c33
628 struct hci_cp_host_buffer_size {
629 	__le16   acl_mtu;
630 	__u8     sco_mtu;
631 	__le16   acl_max_pkt;
632 	__le16   sco_max_pkt;
633 } __packed;
634 
635 #define HCI_OP_WRITE_INQUIRY_MODE	0x0c45
636 
637 #define HCI_MAX_EIR_LENGTH		240
638 
639 #define HCI_OP_WRITE_EIR		0x0c52
640 struct hci_cp_write_eir {
641 	uint8_t		fec;
642 	uint8_t		data[HCI_MAX_EIR_LENGTH];
643 } __packed;
644 
645 #define HCI_OP_READ_SSP_MODE		0x0c55
646 struct hci_rp_read_ssp_mode {
647 	__u8     status;
648 	__u8     mode;
649 } __packed;
650 
651 #define HCI_OP_WRITE_SSP_MODE		0x0c56
652 struct hci_cp_write_ssp_mode {
653 	__u8     mode;
654 } __packed;
655 
656 #define HCI_OP_READ_LOCAL_OOB_DATA		0x0c57
657 struct hci_rp_read_local_oob_data {
658 	__u8     status;
659 	__u8     hash[16];
660 	__u8     randomizer[16];
661 } __packed;
662 
663 #define HCI_OP_READ_INQ_RSP_TX_POWER	0x0c58
664 
665 #define HCI_OP_WRITE_LE_HOST_SUPPORTED	0x0c6d
666 struct hci_cp_write_le_host_supported {
667 	__u8 le;
668 	__u8 simul;
669 } __packed;
670 
671 #define HCI_OP_READ_LOCAL_VERSION	0x1001
672 struct hci_rp_read_local_version {
673 	__u8     status;
674 	__u8     hci_ver;
675 	__le16   hci_rev;
676 	__u8     lmp_ver;
677 	__le16   manufacturer;
678 	__le16   lmp_subver;
679 } __packed;
680 
681 #define HCI_OP_READ_LOCAL_COMMANDS	0x1002
682 struct hci_rp_read_local_commands {
683 	__u8     status;
684 	__u8     commands[64];
685 } __packed;
686 
687 #define HCI_OP_READ_LOCAL_FEATURES	0x1003
688 struct hci_rp_read_local_features {
689 	__u8     status;
690 	__u8     features[8];
691 } __packed;
692 
693 #define HCI_OP_READ_LOCAL_EXT_FEATURES	0x1004
694 struct hci_cp_read_local_ext_features {
695 	__u8     page;
696 } __packed;
697 struct hci_rp_read_local_ext_features {
698 	__u8     status;
699 	__u8     page;
700 	__u8     max_page;
701 	__u8     features[8];
702 } __packed;
703 
704 #define HCI_OP_READ_BUFFER_SIZE		0x1005
705 struct hci_rp_read_buffer_size {
706 	__u8     status;
707 	__le16   acl_mtu;
708 	__u8     sco_mtu;
709 	__le16   acl_max_pkt;
710 	__le16   sco_max_pkt;
711 } __packed;
712 
713 #define HCI_OP_READ_BD_ADDR		0x1009
714 struct hci_rp_read_bd_addr {
715 	__u8     status;
716 	bdaddr_t bdaddr;
717 } __packed;
718 
719 #define HCI_OP_WRITE_PAGE_SCAN_ACTIVITY	0x0c1c
720 struct hci_cp_write_page_scan_activity {
721 	__le16   interval;
722 	__le16   window;
723 } __packed;
724 
725 #define HCI_OP_WRITE_PAGE_SCAN_TYPE	0x0c47
726 	#define PAGE_SCAN_TYPE_STANDARD		0x00
727 	#define PAGE_SCAN_TYPE_INTERLACED	0x01
728 
729 #define HCI_OP_LE_SET_EVENT_MASK	0x2001
730 struct hci_cp_le_set_event_mask {
731 	__u8     mask[8];
732 } __packed;
733 
734 #define HCI_OP_LE_READ_BUFFER_SIZE	0x2002
735 struct hci_rp_le_read_buffer_size {
736 	__u8     status;
737 	__le16   le_mtu;
738 	__u8     le_max_pkt;
739 } __packed;
740 
741 #define HCI_OP_LE_SET_SCAN_ENABLE	0x200c
742 struct hci_cp_le_set_scan_enable {
743 	__u8     enable;
744 	__u8     filter_dup;
745 } __packed;
746 
747 #define HCI_OP_LE_CREATE_CONN		0x200d
748 struct hci_cp_le_create_conn {
749 	__le16   scan_interval;
750 	__le16   scan_window;
751 	__u8     filter_policy;
752 	__u8     peer_addr_type;
753 	bdaddr_t peer_addr;
754 	__u8     own_address_type;
755 	__le16   conn_interval_min;
756 	__le16   conn_interval_max;
757 	__le16   conn_latency;
758 	__le16   supervision_timeout;
759 	__le16   min_ce_len;
760 	__le16   max_ce_len;
761 } __packed;
762 
763 #define HCI_OP_LE_CREATE_CONN_CANCEL	0x200e
764 
765 #define HCI_OP_LE_CONN_UPDATE		0x2013
766 struct hci_cp_le_conn_update {
767 	__le16   handle;
768 	__le16   conn_interval_min;
769 	__le16   conn_interval_max;
770 	__le16   conn_latency;
771 	__le16   supervision_timeout;
772 	__le16   min_ce_len;
773 	__le16   max_ce_len;
774 } __packed;
775 
776 #define HCI_OP_LE_START_ENC		0x2019
777 struct hci_cp_le_start_enc {
778 	__le16	handle;
779 	__u8	rand[8];
780 	__le16	ediv;
781 	__u8	ltk[16];
782 } __packed;
783 
784 #define HCI_OP_LE_LTK_REPLY		0x201a
785 struct hci_cp_le_ltk_reply {
786 	__le16	handle;
787 	__u8	ltk[16];
788 } __packed;
789 struct hci_rp_le_ltk_reply {
790 	__u8	status;
791 	__le16	handle;
792 } __packed;
793 
794 #define HCI_OP_LE_LTK_NEG_REPLY		0x201b
795 struct hci_cp_le_ltk_neg_reply {
796 	__le16	handle;
797 } __packed;
798 struct hci_rp_le_ltk_neg_reply {
799 	__u8	status;
800 	__le16	handle;
801 } __packed;
802 
803 /* ---- HCI Events ---- */
804 #define HCI_EV_INQUIRY_COMPLETE		0x01
805 
806 #define HCI_EV_INQUIRY_RESULT		0x02
807 struct inquiry_info {
808 	bdaddr_t bdaddr;
809 	__u8     pscan_rep_mode;
810 	__u8     pscan_period_mode;
811 	__u8     pscan_mode;
812 	__u8     dev_class[3];
813 	__le16   clock_offset;
814 } __packed;
815 
816 #define HCI_EV_CONN_COMPLETE		0x03
817 struct hci_ev_conn_complete {
818 	__u8     status;
819 	__le16   handle;
820 	bdaddr_t bdaddr;
821 	__u8     link_type;
822 	__u8     encr_mode;
823 } __packed;
824 
825 #define HCI_EV_CONN_REQUEST		0x04
826 struct hci_ev_conn_request {
827 	bdaddr_t bdaddr;
828 	__u8     dev_class[3];
829 	__u8     link_type;
830 } __packed;
831 
832 #define HCI_EV_DISCONN_COMPLETE		0x05
833 struct hci_ev_disconn_complete {
834 	__u8     status;
835 	__le16   handle;
836 	__u8     reason;
837 } __packed;
838 
839 #define HCI_EV_AUTH_COMPLETE		0x06
840 struct hci_ev_auth_complete {
841 	__u8     status;
842 	__le16   handle;
843 } __packed;
844 
845 #define HCI_EV_REMOTE_NAME		0x07
846 struct hci_ev_remote_name {
847 	__u8     status;
848 	bdaddr_t bdaddr;
849 	__u8     name[HCI_MAX_NAME_LENGTH];
850 } __packed;
851 
852 #define HCI_EV_ENCRYPT_CHANGE		0x08
853 struct hci_ev_encrypt_change {
854 	__u8     status;
855 	__le16   handle;
856 	__u8     encrypt;
857 } __packed;
858 
859 #define HCI_EV_CHANGE_LINK_KEY_COMPLETE	0x09
860 struct hci_ev_change_link_key_complete {
861 	__u8     status;
862 	__le16   handle;
863 } __packed;
864 
865 #define HCI_EV_REMOTE_FEATURES		0x0b
866 struct hci_ev_remote_features {
867 	__u8     status;
868 	__le16   handle;
869 	__u8     features[8];
870 } __packed;
871 
872 #define HCI_EV_REMOTE_VERSION		0x0c
873 struct hci_ev_remote_version {
874 	__u8     status;
875 	__le16   handle;
876 	__u8     lmp_ver;
877 	__le16   manufacturer;
878 	__le16   lmp_subver;
879 } __packed;
880 
881 #define HCI_EV_QOS_SETUP_COMPLETE	0x0d
882 struct hci_qos {
883 	__u8     service_type;
884 	__u32    token_rate;
885 	__u32    peak_bandwidth;
886 	__u32    latency;
887 	__u32    delay_variation;
888 } __packed;
889 struct hci_ev_qos_setup_complete {
890 	__u8     status;
891 	__le16   handle;
892 	struct   hci_qos qos;
893 } __packed;
894 
895 #define HCI_EV_CMD_COMPLETE		0x0e
896 struct hci_ev_cmd_complete {
897 	__u8     ncmd;
898 	__le16   opcode;
899 } __packed;
900 
901 #define HCI_EV_CMD_STATUS		0x0f
902 struct hci_ev_cmd_status {
903 	__u8     status;
904 	__u8     ncmd;
905 	__le16   opcode;
906 } __packed;
907 
908 #define HCI_EV_ROLE_CHANGE		0x12
909 struct hci_ev_role_change {
910 	__u8     status;
911 	bdaddr_t bdaddr;
912 	__u8     role;
913 } __packed;
914 
915 #define HCI_EV_NUM_COMP_PKTS		0x13
916 struct hci_ev_num_comp_pkts {
917 	__u8     num_hndl;
918 	/* variable length part */
919 } __packed;
920 
921 #define HCI_EV_MODE_CHANGE		0x14
922 struct hci_ev_mode_change {
923 	__u8     status;
924 	__le16   handle;
925 	__u8     mode;
926 	__le16   interval;
927 } __packed;
928 
929 #define HCI_EV_PIN_CODE_REQ		0x16
930 struct hci_ev_pin_code_req {
931 	bdaddr_t bdaddr;
932 } __packed;
933 
934 #define HCI_EV_LINK_KEY_REQ		0x17
935 struct hci_ev_link_key_req {
936 	bdaddr_t bdaddr;
937 } __packed;
938 
939 #define HCI_EV_LINK_KEY_NOTIFY		0x18
940 struct hci_ev_link_key_notify {
941 	bdaddr_t bdaddr;
942 	__u8     link_key[16];
943 	__u8     key_type;
944 } __packed;
945 
946 #define HCI_EV_CLOCK_OFFSET		0x1c
947 struct hci_ev_clock_offset {
948 	__u8     status;
949 	__le16   handle;
950 	__le16   clock_offset;
951 } __packed;
952 
953 #define HCI_EV_PKT_TYPE_CHANGE		0x1d
954 struct hci_ev_pkt_type_change {
955 	__u8     status;
956 	__le16   handle;
957 	__le16   pkt_type;
958 } __packed;
959 
960 #define HCI_EV_PSCAN_REP_MODE		0x20
961 struct hci_ev_pscan_rep_mode {
962 	bdaddr_t bdaddr;
963 	__u8     pscan_rep_mode;
964 } __packed;
965 
966 #define HCI_EV_INQUIRY_RESULT_WITH_RSSI	0x22
967 struct inquiry_info_with_rssi {
968 	bdaddr_t bdaddr;
969 	__u8     pscan_rep_mode;
970 	__u8     pscan_period_mode;
971 	__u8     dev_class[3];
972 	__le16   clock_offset;
973 	__s8     rssi;
974 } __packed;
975 struct inquiry_info_with_rssi_and_pscan_mode {
976 	bdaddr_t bdaddr;
977 	__u8     pscan_rep_mode;
978 	__u8     pscan_period_mode;
979 	__u8     pscan_mode;
980 	__u8     dev_class[3];
981 	__le16   clock_offset;
982 	__s8     rssi;
983 } __packed;
984 
985 #define HCI_EV_REMOTE_EXT_FEATURES	0x23
986 struct hci_ev_remote_ext_features {
987 	__u8     status;
988 	__le16   handle;
989 	__u8     page;
990 	__u8     max_page;
991 	__u8     features[8];
992 } __packed;
993 
994 #define HCI_EV_SYNC_CONN_COMPLETE	0x2c
995 struct hci_ev_sync_conn_complete {
996 	__u8     status;
997 	__le16   handle;
998 	bdaddr_t bdaddr;
999 	__u8     link_type;
1000 	__u8     tx_interval;
1001 	__u8     retrans_window;
1002 	__le16   rx_pkt_len;
1003 	__le16   tx_pkt_len;
1004 	__u8     air_mode;
1005 } __packed;
1006 
1007 #define HCI_EV_SYNC_CONN_CHANGED	0x2d
1008 struct hci_ev_sync_conn_changed {
1009 	__u8     status;
1010 	__le16   handle;
1011 	__u8     tx_interval;
1012 	__u8     retrans_window;
1013 	__le16   rx_pkt_len;
1014 	__le16   tx_pkt_len;
1015 } __packed;
1016 
1017 #define HCI_EV_SNIFF_SUBRATE		0x2e
1018 struct hci_ev_sniff_subrate {
1019 	__u8     status;
1020 	__le16   handle;
1021 	__le16   max_tx_latency;
1022 	__le16   max_rx_latency;
1023 	__le16   max_remote_timeout;
1024 	__le16   max_local_timeout;
1025 } __packed;
1026 
1027 #define HCI_EV_EXTENDED_INQUIRY_RESULT	0x2f
1028 struct extended_inquiry_info {
1029 	bdaddr_t bdaddr;
1030 	__u8     pscan_rep_mode;
1031 	__u8     pscan_period_mode;
1032 	__u8     dev_class[3];
1033 	__le16   clock_offset;
1034 	__s8     rssi;
1035 	__u8     data[240];
1036 } __packed;
1037 
1038 #define HCI_EV_IO_CAPA_REQUEST		0x31
1039 struct hci_ev_io_capa_request {
1040 	bdaddr_t bdaddr;
1041 } __packed;
1042 
1043 #define HCI_EV_IO_CAPA_REPLY		0x32
1044 struct hci_ev_io_capa_reply {
1045 	bdaddr_t bdaddr;
1046 	__u8     capability;
1047 	__u8     oob_data;
1048 	__u8     authentication;
1049 } __packed;
1050 
1051 #define HCI_EV_USER_CONFIRM_REQUEST	0x33
1052 struct hci_ev_user_confirm_req {
1053 	bdaddr_t	bdaddr;
1054 	__le32		passkey;
1055 } __packed;
1056 
1057 #define HCI_EV_REMOTE_OOB_DATA_REQUEST	0x35
1058 struct hci_ev_remote_oob_data_request {
1059 	bdaddr_t bdaddr;
1060 } __packed;
1061 
1062 #define HCI_EV_SIMPLE_PAIR_COMPLETE	0x36
1063 struct hci_ev_simple_pair_complete {
1064 	__u8     status;
1065 	bdaddr_t bdaddr;
1066 } __packed;
1067 
1068 #define HCI_EV_REMOTE_HOST_FEATURES	0x3d
1069 struct hci_ev_remote_host_features {
1070 	bdaddr_t bdaddr;
1071 	__u8     features[8];
1072 } __packed;
1073 
1074 #define HCI_EV_LE_META			0x3e
1075 struct hci_ev_le_meta {
1076 	__u8     subevent;
1077 } __packed;
1078 
1079 /* Low energy meta events */
1080 #define HCI_EV_LE_CONN_COMPLETE		0x01
1081 struct hci_ev_le_conn_complete {
1082 	__u8     status;
1083 	__le16   handle;
1084 	__u8     role;
1085 	__u8     bdaddr_type;
1086 	bdaddr_t bdaddr;
1087 	__le16   interval;
1088 	__le16   latency;
1089 	__le16   supervision_timeout;
1090 	__u8     clk_accurancy;
1091 } __packed;
1092 
1093 #define HCI_EV_LE_LTK_REQ		0x05
1094 struct hci_ev_le_ltk_req {
1095 	__le16	handle;
1096 	__u8	random[8];
1097 	__le16	ediv;
1098 } __packed;
1099 
1100 /* Advertising report event types */
1101 #define ADV_IND		0x00
1102 #define ADV_DIRECT_IND	0x01
1103 #define ADV_SCAN_IND	0x02
1104 #define ADV_NONCONN_IND	0x03
1105 #define ADV_SCAN_RSP	0x04
1106 
1107 #define ADDR_LE_DEV_PUBLIC	0x00
1108 #define ADDR_LE_DEV_RANDOM	0x01
1109 
1110 #define HCI_EV_LE_ADVERTISING_REPORT	0x02
1111 struct hci_ev_le_advertising_info {
1112 	__u8	 evt_type;
1113 	__u8	 bdaddr_type;
1114 	bdaddr_t bdaddr;
1115 	__u8	 length;
1116 	__u8	 data[0];
1117 } __packed;
1118 
1119 /* Internal events generated by Bluetooth stack */
1120 #define HCI_EV_STACK_INTERNAL	0xfd
1121 struct hci_ev_stack_internal {
1122 	__u16    type;
1123 	__u8     data[0];
1124 } __packed;
1125 
1126 #define HCI_EV_SI_DEVICE	0x01
1127 struct hci_ev_si_device {
1128 	__u16    event;
1129 	__u16    dev_id;
1130 } __packed;
1131 
1132 #define HCI_EV_SI_SECURITY	0x02
1133 struct hci_ev_si_security {
1134 	__u16    event;
1135 	__u16    proto;
1136 	__u16    subproto;
1137 	__u8     incoming;
1138 } __packed;
1139 
1140 /* ---- HCI Packet structures ---- */
1141 #define HCI_COMMAND_HDR_SIZE 3
1142 #define HCI_EVENT_HDR_SIZE   2
1143 #define HCI_ACL_HDR_SIZE     4
1144 #define HCI_SCO_HDR_SIZE     3
1145 
1146 struct hci_command_hdr {
1147 	__le16	opcode;		/* OCF & OGF */
1148 	__u8	plen;
1149 } __packed;
1150 
1151 struct hci_event_hdr {
1152 	__u8	evt;
1153 	__u8	plen;
1154 } __packed;
1155 
1156 struct hci_acl_hdr {
1157 	__le16	handle;		/* Handle & Flags(PB, BC) */
1158 	__le16	dlen;
1159 } __packed;
1160 
1161 struct hci_sco_hdr {
1162 	__le16	handle;
1163 	__u8	dlen;
1164 } __packed;
1165 
1166 #include <linux/skbuff.h>
1167 static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
1168 {
1169 	return (struct hci_event_hdr *) skb->data;
1170 }
1171 
1172 static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb)
1173 {
1174 	return (struct hci_acl_hdr *) skb->data;
1175 }
1176 
1177 static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
1178 {
1179 	return (struct hci_sco_hdr *) skb->data;
1180 }
1181 
1182 /* Command opcode pack/unpack */
1183 #define hci_opcode_pack(ogf, ocf)	(__u16) ((ocf & 0x03ff)|(ogf << 10))
1184 #define hci_opcode_ogf(op)		(op >> 10)
1185 #define hci_opcode_ocf(op)		(op & 0x03ff)
1186 
1187 /* ACL handle and flags pack/unpack */
1188 #define hci_handle_pack(h, f)	(__u16) ((h & 0x0fff)|(f << 12))
1189 #define hci_handle(h)		(h & 0x0fff)
1190 #define hci_flags(h)		(h >> 12)
1191 
1192 /* ---- HCI Sockets ---- */
1193 
1194 /* Socket options */
1195 #define HCI_DATA_DIR	1
1196 #define HCI_FILTER	2
1197 #define HCI_TIME_STAMP	3
1198 
1199 /* CMSG flags */
1200 #define HCI_CMSG_DIR	0x0001
1201 #define HCI_CMSG_TSTAMP	0x0002
1202 
1203 struct sockaddr_hci {
1204 	sa_family_t    hci_family;
1205 	unsigned short hci_dev;
1206 	unsigned short hci_channel;
1207 };
1208 #define HCI_DEV_NONE	0xffff
1209 
1210 #define HCI_CHANNEL_RAW		0
1211 #define HCI_CHANNEL_CONTROL	1
1212 
1213 struct hci_filter {
1214 	unsigned long type_mask;
1215 	unsigned long event_mask[2];
1216 	__le16 opcode;
1217 };
1218 
1219 struct hci_ufilter {
1220 	__u32  type_mask;
1221 	__u32  event_mask[2];
1222 	__le16 opcode;
1223 };
1224 
1225 #define HCI_FLT_TYPE_BITS	31
1226 #define HCI_FLT_EVENT_BITS	63
1227 #define HCI_FLT_OGF_BITS	63
1228 #define HCI_FLT_OCF_BITS	127
1229 
1230 /* ---- HCI Ioctl requests structures ---- */
1231 struct hci_dev_stats {
1232 	__u32 err_rx;
1233 	__u32 err_tx;
1234 	__u32 cmd_tx;
1235 	__u32 evt_rx;
1236 	__u32 acl_tx;
1237 	__u32 acl_rx;
1238 	__u32 sco_tx;
1239 	__u32 sco_rx;
1240 	__u32 byte_rx;
1241 	__u32 byte_tx;
1242 };
1243 
1244 struct hci_dev_info {
1245 	__u16 dev_id;
1246 	char  name[8];
1247 
1248 	bdaddr_t bdaddr;
1249 
1250 	__u32 flags;
1251 	__u8  type;
1252 
1253 	__u8  features[8];
1254 
1255 	__u32 pkt_type;
1256 	__u32 link_policy;
1257 	__u32 link_mode;
1258 
1259 	__u16 acl_mtu;
1260 	__u16 acl_pkts;
1261 	__u16 sco_mtu;
1262 	__u16 sco_pkts;
1263 
1264 	struct hci_dev_stats stat;
1265 };
1266 
1267 struct hci_conn_info {
1268 	__u16    handle;
1269 	bdaddr_t bdaddr;
1270 	__u8     type;
1271 	__u8     out;
1272 	__u16    state;
1273 	__u32    link_mode;
1274 };
1275 
1276 struct hci_dev_req {
1277 	__u16  dev_id;
1278 	__u32  dev_opt;
1279 };
1280 
1281 struct hci_dev_list_req {
1282 	__u16  dev_num;
1283 	struct hci_dev_req dev_req[0];	/* hci_dev_req structures */
1284 };
1285 
1286 struct hci_conn_list_req {
1287 	__u16  dev_id;
1288 	__u16  conn_num;
1289 	struct hci_conn_info conn_info[0];
1290 };
1291 
1292 struct hci_conn_info_req {
1293 	bdaddr_t bdaddr;
1294 	__u8     type;
1295 	struct   hci_conn_info conn_info[0];
1296 };
1297 
1298 struct hci_auth_info_req {
1299 	bdaddr_t bdaddr;
1300 	__u8     type;
1301 };
1302 
1303 struct hci_inquiry_req {
1304 	__u16 dev_id;
1305 	__u16 flags;
1306 	__u8  lap[3];
1307 	__u8  length;
1308 	__u8  num_rsp;
1309 };
1310 #define IREQ_CACHE_FLUSH 0x0001
1311 
1312 #endif /* __HCI_H */
1313