xref: /openbmc/linux/include/net/bluetooth/hci.h (revision 565d76cb)
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 
89 /* HCI ioctl defines */
90 #define HCIDEVUP	_IOW('H', 201, int)
91 #define HCIDEVDOWN	_IOW('H', 202, int)
92 #define HCIDEVRESET	_IOW('H', 203, int)
93 #define HCIDEVRESTAT	_IOW('H', 204, int)
94 
95 #define HCIGETDEVLIST	_IOR('H', 210, int)
96 #define HCIGETDEVINFO	_IOR('H', 211, int)
97 #define HCIGETCONNLIST	_IOR('H', 212, int)
98 #define HCIGETCONNINFO	_IOR('H', 213, int)
99 #define HCIGETAUTHINFO	_IOR('H', 215, int)
100 
101 #define HCISETRAW	_IOW('H', 220, int)
102 #define HCISETSCAN	_IOW('H', 221, int)
103 #define HCISETAUTH	_IOW('H', 222, int)
104 #define HCISETENCRYPT	_IOW('H', 223, int)
105 #define HCISETPTYPE	_IOW('H', 224, int)
106 #define HCISETLINKPOL	_IOW('H', 225, int)
107 #define HCISETLINKMODE	_IOW('H', 226, int)
108 #define HCISETACLMTU	_IOW('H', 227, int)
109 #define HCISETSCOMTU	_IOW('H', 228, int)
110 
111 #define HCIBLOCKADDR	_IOW('H', 230, int)
112 #define HCIUNBLOCKADDR	_IOW('H', 231, int)
113 
114 #define HCIINQUIRY	_IOR('H', 240, int)
115 
116 /* HCI timeouts */
117 #define HCI_CONNECT_TIMEOUT	(40000)	/* 40 seconds */
118 #define HCI_DISCONN_TIMEOUT	(2000)	/* 2 seconds */
119 #define HCI_PAIRING_TIMEOUT	(60000)	/* 60 seconds */
120 #define HCI_IDLE_TIMEOUT	(6000)	/* 6 seconds */
121 #define HCI_INIT_TIMEOUT	(10000)	/* 10 seconds */
122 #define HCI_CMD_TIMEOUT		(1000)	/* 1 seconds */
123 
124 /* HCI data types */
125 #define HCI_COMMAND_PKT		0x01
126 #define HCI_ACLDATA_PKT		0x02
127 #define HCI_SCODATA_PKT		0x03
128 #define HCI_EVENT_PKT		0x04
129 #define HCI_VENDOR_PKT		0xff
130 
131 /* HCI packet types */
132 #define HCI_DM1		0x0008
133 #define HCI_DM3		0x0400
134 #define HCI_DM5		0x4000
135 #define HCI_DH1		0x0010
136 #define HCI_DH3		0x0800
137 #define HCI_DH5		0x8000
138 
139 #define HCI_HV1		0x0020
140 #define HCI_HV2		0x0040
141 #define HCI_HV3		0x0080
142 
143 #define SCO_PTYPE_MASK	(HCI_HV1 | HCI_HV2 | HCI_HV3)
144 #define ACL_PTYPE_MASK	(~SCO_PTYPE_MASK)
145 
146 /* eSCO packet types */
147 #define ESCO_HV1	0x0001
148 #define ESCO_HV2	0x0002
149 #define ESCO_HV3	0x0004
150 #define ESCO_EV3	0x0008
151 #define ESCO_EV4	0x0010
152 #define ESCO_EV5	0x0020
153 #define ESCO_2EV3	0x0040
154 #define ESCO_3EV3	0x0080
155 #define ESCO_2EV5	0x0100
156 #define ESCO_3EV5	0x0200
157 
158 #define SCO_ESCO_MASK  (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
159 #define EDR_ESCO_MASK  (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5)
160 
161 /* ACL flags */
162 #define ACL_START_NO_FLUSH	0x00
163 #define ACL_CONT		0x01
164 #define ACL_START		0x02
165 #define ACL_ACTIVE_BCAST	0x04
166 #define ACL_PICO_BCAST		0x08
167 
168 /* Baseband links */
169 #define SCO_LINK	0x00
170 #define ACL_LINK	0x01
171 #define ESCO_LINK	0x02
172 /* Low Energy links do not have defined link type. Use invented one */
173 #define LE_LINK		0x80
174 
175 /* LMP features */
176 #define LMP_3SLOT	0x01
177 #define LMP_5SLOT	0x02
178 #define LMP_ENCRYPT	0x04
179 #define LMP_SOFFSET	0x08
180 #define LMP_TACCURACY	0x10
181 #define LMP_RSWITCH	0x20
182 #define LMP_HOLD	0x40
183 #define LMP_SNIFF	0x80
184 
185 #define LMP_PARK	0x01
186 #define LMP_RSSI	0x02
187 #define LMP_QUALITY	0x04
188 #define LMP_SCO		0x08
189 #define LMP_HV2		0x10
190 #define LMP_HV3		0x20
191 #define LMP_ULAW	0x40
192 #define LMP_ALAW	0x80
193 
194 #define LMP_CVSD	0x01
195 #define LMP_PSCHEME	0x02
196 #define LMP_PCONTROL	0x04
197 
198 #define LMP_RSSI_INQ	0x40
199 #define LMP_ESCO	0x80
200 
201 #define LMP_EV4		0x01
202 #define LMP_EV5		0x02
203 #define LMP_LE		0x40
204 
205 #define LMP_SNIFF_SUBR	0x02
206 #define LMP_PAUSE_ENC	0x04
207 #define LMP_EDR_ESCO_2M	0x20
208 #define LMP_EDR_ESCO_3M	0x40
209 #define LMP_EDR_3S_ESCO	0x80
210 
211 #define LMP_EXT_INQ	0x01
212 #define LMP_SIMPLE_PAIR	0x08
213 #define LMP_NO_FLUSH	0x40
214 
215 #define LMP_LSTO	0x01
216 #define LMP_INQ_TX_PWR	0x02
217 
218 /* Connection modes */
219 #define HCI_CM_ACTIVE	0x0000
220 #define HCI_CM_HOLD	0x0001
221 #define HCI_CM_SNIFF	0x0002
222 #define HCI_CM_PARK	0x0003
223 
224 /* Link policies */
225 #define HCI_LP_RSWITCH	0x0001
226 #define HCI_LP_HOLD	0x0002
227 #define HCI_LP_SNIFF	0x0004
228 #define HCI_LP_PARK	0x0008
229 
230 /* Link modes */
231 #define HCI_LM_ACCEPT	0x8000
232 #define HCI_LM_MASTER	0x0001
233 #define HCI_LM_AUTH	0x0002
234 #define HCI_LM_ENCRYPT	0x0004
235 #define HCI_LM_TRUSTED	0x0008
236 #define HCI_LM_RELIABLE	0x0010
237 #define HCI_LM_SECURE	0x0020
238 
239 /* Authentication types */
240 #define HCI_AT_NO_BONDING		0x00
241 #define HCI_AT_NO_BONDING_MITM		0x01
242 #define HCI_AT_DEDICATED_BONDING	0x02
243 #define HCI_AT_DEDICATED_BONDING_MITM	0x03
244 #define HCI_AT_GENERAL_BONDING		0x04
245 #define HCI_AT_GENERAL_BONDING_MITM	0x05
246 
247 /* -----  HCI Commands ---- */
248 #define HCI_OP_NOP			0x0000
249 
250 #define HCI_OP_INQUIRY			0x0401
251 struct hci_cp_inquiry {
252 	__u8     lap[3];
253 	__u8     length;
254 	__u8     num_rsp;
255 } __packed;
256 
257 #define HCI_OP_INQUIRY_CANCEL		0x0402
258 
259 #define HCI_OP_EXIT_PERIODIC_INQ	0x0404
260 
261 #define HCI_OP_CREATE_CONN		0x0405
262 struct hci_cp_create_conn {
263 	bdaddr_t bdaddr;
264 	__le16   pkt_type;
265 	__u8     pscan_rep_mode;
266 	__u8     pscan_mode;
267 	__le16   clock_offset;
268 	__u8     role_switch;
269 } __packed;
270 
271 #define HCI_OP_DISCONNECT		0x0406
272 struct hci_cp_disconnect {
273 	__le16   handle;
274 	__u8     reason;
275 } __packed;
276 
277 #define HCI_OP_ADD_SCO			0x0407
278 struct hci_cp_add_sco {
279 	__le16   handle;
280 	__le16   pkt_type;
281 } __packed;
282 
283 #define HCI_OP_CREATE_CONN_CANCEL	0x0408
284 struct hci_cp_create_conn_cancel {
285 	bdaddr_t bdaddr;
286 } __packed;
287 
288 #define HCI_OP_ACCEPT_CONN_REQ		0x0409
289 struct hci_cp_accept_conn_req {
290 	bdaddr_t bdaddr;
291 	__u8     role;
292 } __packed;
293 
294 #define HCI_OP_REJECT_CONN_REQ		0x040a
295 struct hci_cp_reject_conn_req {
296 	bdaddr_t bdaddr;
297 	__u8     reason;
298 } __packed;
299 
300 #define HCI_OP_LINK_KEY_REPLY		0x040b
301 struct hci_cp_link_key_reply {
302 	bdaddr_t bdaddr;
303 	__u8     link_key[16];
304 } __packed;
305 
306 #define HCI_OP_LINK_KEY_NEG_REPLY	0x040c
307 struct hci_cp_link_key_neg_reply {
308 	bdaddr_t bdaddr;
309 } __packed;
310 
311 #define HCI_OP_PIN_CODE_REPLY		0x040d
312 struct hci_cp_pin_code_reply {
313 	bdaddr_t bdaddr;
314 	__u8     pin_len;
315 	__u8     pin_code[16];
316 } __packed;
317 struct hci_rp_pin_code_reply {
318 	__u8     status;
319 	bdaddr_t bdaddr;
320 } __packed;
321 
322 #define HCI_OP_PIN_CODE_NEG_REPLY	0x040e
323 struct hci_cp_pin_code_neg_reply {
324 	bdaddr_t bdaddr;
325 } __packed;
326 struct hci_rp_pin_code_neg_reply {
327 	__u8     status;
328 	bdaddr_t bdaddr;
329 } __packed;
330 
331 #define HCI_OP_CHANGE_CONN_PTYPE	0x040f
332 struct hci_cp_change_conn_ptype {
333 	__le16   handle;
334 	__le16   pkt_type;
335 } __packed;
336 
337 #define HCI_OP_AUTH_REQUESTED		0x0411
338 struct hci_cp_auth_requested {
339 	__le16   handle;
340 } __packed;
341 
342 #define HCI_OP_SET_CONN_ENCRYPT		0x0413
343 struct hci_cp_set_conn_encrypt {
344 	__le16   handle;
345 	__u8     encrypt;
346 } __packed;
347 
348 #define HCI_OP_CHANGE_CONN_LINK_KEY	0x0415
349 struct hci_cp_change_conn_link_key {
350 	__le16   handle;
351 } __packed;
352 
353 #define HCI_OP_REMOTE_NAME_REQ		0x0419
354 struct hci_cp_remote_name_req {
355 	bdaddr_t bdaddr;
356 	__u8     pscan_rep_mode;
357 	__u8     pscan_mode;
358 	__le16   clock_offset;
359 } __packed;
360 
361 #define HCI_OP_REMOTE_NAME_REQ_CANCEL	0x041a
362 struct hci_cp_remote_name_req_cancel {
363 	bdaddr_t bdaddr;
364 } __packed;
365 
366 #define HCI_OP_READ_REMOTE_FEATURES	0x041b
367 struct hci_cp_read_remote_features {
368 	__le16   handle;
369 } __packed;
370 
371 #define HCI_OP_READ_REMOTE_EXT_FEATURES	0x041c
372 struct hci_cp_read_remote_ext_features {
373 	__le16   handle;
374 	__u8     page;
375 } __packed;
376 
377 #define HCI_OP_READ_REMOTE_VERSION	0x041d
378 struct hci_cp_read_remote_version {
379 	__le16   handle;
380 } __packed;
381 
382 #define HCI_OP_SETUP_SYNC_CONN		0x0428
383 struct hci_cp_setup_sync_conn {
384 	__le16   handle;
385 	__le32   tx_bandwidth;
386 	__le32   rx_bandwidth;
387 	__le16   max_latency;
388 	__le16   voice_setting;
389 	__u8     retrans_effort;
390 	__le16   pkt_type;
391 } __packed;
392 
393 #define HCI_OP_ACCEPT_SYNC_CONN_REQ	0x0429
394 struct hci_cp_accept_sync_conn_req {
395 	bdaddr_t bdaddr;
396 	__le32   tx_bandwidth;
397 	__le32   rx_bandwidth;
398 	__le16   max_latency;
399 	__le16   content_format;
400 	__u8     retrans_effort;
401 	__le16   pkt_type;
402 } __packed;
403 
404 #define HCI_OP_REJECT_SYNC_CONN_REQ	0x042a
405 struct hci_cp_reject_sync_conn_req {
406 	bdaddr_t bdaddr;
407 	__u8     reason;
408 } __packed;
409 
410 #define HCI_OP_IO_CAPABILITY_REPLY	0x042b
411 struct hci_cp_io_capability_reply {
412 	bdaddr_t bdaddr;
413 	__u8     capability;
414 	__u8     oob_data;
415 	__u8     authentication;
416 } __packed;
417 
418 #define HCI_OP_USER_CONFIRM_REPLY		0x042c
419 struct hci_cp_user_confirm_reply {
420 	bdaddr_t bdaddr;
421 } __packed;
422 struct hci_rp_user_confirm_reply {
423 	__u8     status;
424 	bdaddr_t bdaddr;
425 } __packed;
426 
427 #define HCI_OP_USER_CONFIRM_NEG_REPLY	0x042d
428 
429 #define HCI_OP_IO_CAPABILITY_NEG_REPLY	0x0434
430 struct hci_cp_io_capability_neg_reply {
431 	bdaddr_t bdaddr;
432 	__u8     reason;
433 } __packed;
434 
435 #define HCI_OP_SNIFF_MODE		0x0803
436 struct hci_cp_sniff_mode {
437 	__le16   handle;
438 	__le16   max_interval;
439 	__le16   min_interval;
440 	__le16   attempt;
441 	__le16   timeout;
442 } __packed;
443 
444 #define HCI_OP_EXIT_SNIFF_MODE		0x0804
445 struct hci_cp_exit_sniff_mode {
446 	__le16   handle;
447 } __packed;
448 
449 #define HCI_OP_ROLE_DISCOVERY		0x0809
450 struct hci_cp_role_discovery {
451 	__le16   handle;
452 } __packed;
453 struct hci_rp_role_discovery {
454 	__u8     status;
455 	__le16   handle;
456 	__u8     role;
457 } __packed;
458 
459 #define HCI_OP_SWITCH_ROLE		0x080b
460 struct hci_cp_switch_role {
461 	bdaddr_t bdaddr;
462 	__u8     role;
463 } __packed;
464 
465 #define HCI_OP_READ_LINK_POLICY		0x080c
466 struct hci_cp_read_link_policy {
467 	__le16   handle;
468 } __packed;
469 struct hci_rp_read_link_policy {
470 	__u8     status;
471 	__le16   handle;
472 	__le16   policy;
473 } __packed;
474 
475 #define HCI_OP_WRITE_LINK_POLICY	0x080d
476 struct hci_cp_write_link_policy {
477 	__le16   handle;
478 	__le16   policy;
479 } __packed;
480 struct hci_rp_write_link_policy {
481 	__u8     status;
482 	__le16   handle;
483 } __packed;
484 
485 #define HCI_OP_READ_DEF_LINK_POLICY	0x080e
486 struct hci_rp_read_def_link_policy {
487 	__u8     status;
488 	__le16   policy;
489 } __packed;
490 
491 #define HCI_OP_WRITE_DEF_LINK_POLICY	0x080f
492 struct hci_cp_write_def_link_policy {
493 	__le16   policy;
494 } __packed;
495 
496 #define HCI_OP_SNIFF_SUBRATE		0x0811
497 struct hci_cp_sniff_subrate {
498 	__le16   handle;
499 	__le16   max_latency;
500 	__le16   min_remote_timeout;
501 	__le16   min_local_timeout;
502 } __packed;
503 
504 #define HCI_OP_SET_EVENT_MASK		0x0c01
505 struct hci_cp_set_event_mask {
506 	__u8     mask[8];
507 } __packed;
508 
509 #define HCI_OP_RESET			0x0c03
510 
511 #define HCI_OP_SET_EVENT_FLT		0x0c05
512 struct hci_cp_set_event_flt {
513 	__u8     flt_type;
514 	__u8     cond_type;
515 	__u8     condition[0];
516 } __packed;
517 
518 /* Filter types */
519 #define HCI_FLT_CLEAR_ALL	0x00
520 #define HCI_FLT_INQ_RESULT	0x01
521 #define HCI_FLT_CONN_SETUP	0x02
522 
523 /* CONN_SETUP Condition types */
524 #define HCI_CONN_SETUP_ALLOW_ALL	0x00
525 #define HCI_CONN_SETUP_ALLOW_CLASS	0x01
526 #define HCI_CONN_SETUP_ALLOW_BDADDR	0x02
527 
528 /* CONN_SETUP Conditions */
529 #define HCI_CONN_SETUP_AUTO_OFF	0x01
530 #define HCI_CONN_SETUP_AUTO_ON	0x02
531 
532 #define HCI_OP_DELETE_STORED_LINK_KEY	0x0c12
533 struct hci_cp_delete_stored_link_key {
534 	bdaddr_t bdaddr;
535 	__u8     delete_all;
536 } __packed;
537 
538 #define HCI_OP_WRITE_LOCAL_NAME		0x0c13
539 struct hci_cp_write_local_name {
540 	__u8     name[248];
541 } __packed;
542 
543 #define HCI_OP_READ_LOCAL_NAME		0x0c14
544 struct hci_rp_read_local_name {
545 	__u8     status;
546 	__u8     name[248];
547 } __packed;
548 
549 #define HCI_OP_WRITE_CA_TIMEOUT		0x0c16
550 
551 #define HCI_OP_WRITE_PG_TIMEOUT		0x0c18
552 
553 #define HCI_OP_WRITE_SCAN_ENABLE	0x0c1a
554 	#define SCAN_DISABLED		0x00
555 	#define SCAN_INQUIRY		0x01
556 	#define SCAN_PAGE		0x02
557 
558 #define HCI_OP_READ_AUTH_ENABLE		0x0c1f
559 
560 #define HCI_OP_WRITE_AUTH_ENABLE	0x0c20
561 	#define AUTH_DISABLED		0x00
562 	#define AUTH_ENABLED		0x01
563 
564 #define HCI_OP_READ_ENCRYPT_MODE	0x0c21
565 
566 #define HCI_OP_WRITE_ENCRYPT_MODE	0x0c22
567 	#define ENCRYPT_DISABLED	0x00
568 	#define ENCRYPT_P2P		0x01
569 	#define ENCRYPT_BOTH		0x02
570 
571 #define HCI_OP_READ_CLASS_OF_DEV	0x0c23
572 struct hci_rp_read_class_of_dev {
573 	__u8     status;
574 	__u8     dev_class[3];
575 } __packed;
576 
577 #define HCI_OP_WRITE_CLASS_OF_DEV	0x0c24
578 struct hci_cp_write_class_of_dev {
579 	__u8     dev_class[3];
580 } __packed;
581 
582 #define HCI_OP_READ_VOICE_SETTING	0x0c25
583 struct hci_rp_read_voice_setting {
584 	__u8     status;
585 	__le16   voice_setting;
586 } __packed;
587 
588 #define HCI_OP_WRITE_VOICE_SETTING	0x0c26
589 struct hci_cp_write_voice_setting {
590 	__le16   voice_setting;
591 } __packed;
592 
593 #define HCI_OP_HOST_BUFFER_SIZE		0x0c33
594 struct hci_cp_host_buffer_size {
595 	__le16   acl_mtu;
596 	__u8     sco_mtu;
597 	__le16   acl_max_pkt;
598 	__le16   sco_max_pkt;
599 } __packed;
600 
601 #define HCI_OP_WRITE_INQUIRY_MODE	0x0c45
602 
603 #define HCI_OP_READ_SSP_MODE		0x0c55
604 struct hci_rp_read_ssp_mode {
605 	__u8     status;
606 	__u8     mode;
607 } __packed;
608 
609 #define HCI_OP_WRITE_SSP_MODE		0x0c56
610 struct hci_cp_write_ssp_mode {
611 	__u8     mode;
612 } __packed;
613 
614 #define HCI_OP_READ_INQ_RSP_TX_POWER	0x0c58
615 
616 #define HCI_OP_READ_LOCAL_VERSION	0x1001
617 struct hci_rp_read_local_version {
618 	__u8     status;
619 	__u8     hci_ver;
620 	__le16   hci_rev;
621 	__u8     lmp_ver;
622 	__le16   manufacturer;
623 	__le16   lmp_subver;
624 } __packed;
625 
626 #define HCI_OP_READ_LOCAL_COMMANDS	0x1002
627 struct hci_rp_read_local_commands {
628 	__u8     status;
629 	__u8     commands[64];
630 } __packed;
631 
632 #define HCI_OP_READ_LOCAL_FEATURES	0x1003
633 struct hci_rp_read_local_features {
634 	__u8     status;
635 	__u8     features[8];
636 } __packed;
637 
638 #define HCI_OP_READ_LOCAL_EXT_FEATURES	0x1004
639 struct hci_rp_read_local_ext_features {
640 	__u8     status;
641 	__u8     page;
642 	__u8     max_page;
643 	__u8     features[8];
644 } __packed;
645 
646 #define HCI_OP_READ_BUFFER_SIZE		0x1005
647 struct hci_rp_read_buffer_size {
648 	__u8     status;
649 	__le16   acl_mtu;
650 	__u8     sco_mtu;
651 	__le16   acl_max_pkt;
652 	__le16   sco_max_pkt;
653 } __packed;
654 
655 #define HCI_OP_READ_BD_ADDR		0x1009
656 struct hci_rp_read_bd_addr {
657 	__u8     status;
658 	bdaddr_t bdaddr;
659 } __packed;
660 
661 #define HCI_OP_LE_SET_EVENT_MASK	0x2001
662 struct hci_cp_le_set_event_mask {
663 	__u8     mask[8];
664 } __packed;
665 
666 #define HCI_OP_LE_READ_BUFFER_SIZE	0x2002
667 struct hci_rp_le_read_buffer_size {
668 	__u8     status;
669 	__le16   le_mtu;
670 	__u8     le_max_pkt;
671 } __packed;
672 
673 #define HCI_OP_LE_CREATE_CONN		0x200d
674 struct hci_cp_le_create_conn {
675 	__le16   scan_interval;
676 	__le16   scan_window;
677 	__u8     filter_policy;
678 	__u8     peer_addr_type;
679 	bdaddr_t peer_addr;
680 	__u8     own_address_type;
681 	__le16   conn_interval_min;
682 	__le16   conn_interval_max;
683 	__le16   conn_latency;
684 	__le16   supervision_timeout;
685 	__le16   min_ce_len;
686 	__le16   max_ce_len;
687 } __packed;
688 
689 #define HCI_OP_LE_CREATE_CONN_CANCEL	0x200e
690 
691 #define HCI_OP_LE_CONN_UPDATE		0x2013
692 struct hci_cp_le_conn_update {
693 	__le16   handle;
694 	__le16   conn_interval_min;
695 	__le16   conn_interval_max;
696 	__le16   conn_latency;
697 	__le16   supervision_timeout;
698 	__le16   min_ce_len;
699 	__le16   max_ce_len;
700 } __packed;
701 
702 /* ---- HCI Events ---- */
703 #define HCI_EV_INQUIRY_COMPLETE		0x01
704 
705 #define HCI_EV_INQUIRY_RESULT		0x02
706 struct inquiry_info {
707 	bdaddr_t bdaddr;
708 	__u8     pscan_rep_mode;
709 	__u8     pscan_period_mode;
710 	__u8     pscan_mode;
711 	__u8     dev_class[3];
712 	__le16   clock_offset;
713 } __packed;
714 
715 #define HCI_EV_CONN_COMPLETE		0x03
716 struct hci_ev_conn_complete {
717 	__u8     status;
718 	__le16   handle;
719 	bdaddr_t bdaddr;
720 	__u8     link_type;
721 	__u8     encr_mode;
722 } __packed;
723 
724 #define HCI_EV_CONN_REQUEST		0x04
725 struct hci_ev_conn_request {
726 	bdaddr_t bdaddr;
727 	__u8     dev_class[3];
728 	__u8     link_type;
729 } __packed;
730 
731 #define HCI_EV_DISCONN_COMPLETE		0x05
732 struct hci_ev_disconn_complete {
733 	__u8     status;
734 	__le16   handle;
735 	__u8     reason;
736 } __packed;
737 
738 #define HCI_EV_AUTH_COMPLETE		0x06
739 struct hci_ev_auth_complete {
740 	__u8     status;
741 	__le16   handle;
742 } __packed;
743 
744 #define HCI_EV_REMOTE_NAME		0x07
745 struct hci_ev_remote_name {
746 	__u8     status;
747 	bdaddr_t bdaddr;
748 	__u8     name[248];
749 } __packed;
750 
751 #define HCI_EV_ENCRYPT_CHANGE		0x08
752 struct hci_ev_encrypt_change {
753 	__u8     status;
754 	__le16   handle;
755 	__u8     encrypt;
756 } __packed;
757 
758 #define HCI_EV_CHANGE_LINK_KEY_COMPLETE	0x09
759 struct hci_ev_change_link_key_complete {
760 	__u8     status;
761 	__le16   handle;
762 } __packed;
763 
764 #define HCI_EV_REMOTE_FEATURES		0x0b
765 struct hci_ev_remote_features {
766 	__u8     status;
767 	__le16   handle;
768 	__u8     features[8];
769 } __packed;
770 
771 #define HCI_EV_REMOTE_VERSION		0x0c
772 struct hci_ev_remote_version {
773 	__u8     status;
774 	__le16   handle;
775 	__u8     lmp_ver;
776 	__le16   manufacturer;
777 	__le16   lmp_subver;
778 } __packed;
779 
780 #define HCI_EV_QOS_SETUP_COMPLETE	0x0d
781 struct hci_qos {
782 	__u8     service_type;
783 	__u32    token_rate;
784 	__u32    peak_bandwidth;
785 	__u32    latency;
786 	__u32    delay_variation;
787 } __packed;
788 struct hci_ev_qos_setup_complete {
789 	__u8     status;
790 	__le16   handle;
791 	struct   hci_qos qos;
792 } __packed;
793 
794 #define HCI_EV_CMD_COMPLETE		0x0e
795 struct hci_ev_cmd_complete {
796 	__u8     ncmd;
797 	__le16   opcode;
798 } __packed;
799 
800 #define HCI_EV_CMD_STATUS		0x0f
801 struct hci_ev_cmd_status {
802 	__u8     status;
803 	__u8     ncmd;
804 	__le16   opcode;
805 } __packed;
806 
807 #define HCI_EV_ROLE_CHANGE		0x12
808 struct hci_ev_role_change {
809 	__u8     status;
810 	bdaddr_t bdaddr;
811 	__u8     role;
812 } __packed;
813 
814 #define HCI_EV_NUM_COMP_PKTS		0x13
815 struct hci_ev_num_comp_pkts {
816 	__u8     num_hndl;
817 	/* variable length part */
818 } __packed;
819 
820 #define HCI_EV_MODE_CHANGE		0x14
821 struct hci_ev_mode_change {
822 	__u8     status;
823 	__le16   handle;
824 	__u8     mode;
825 	__le16   interval;
826 } __packed;
827 
828 #define HCI_EV_PIN_CODE_REQ		0x16
829 struct hci_ev_pin_code_req {
830 	bdaddr_t bdaddr;
831 } __packed;
832 
833 #define HCI_EV_LINK_KEY_REQ		0x17
834 struct hci_ev_link_key_req {
835 	bdaddr_t bdaddr;
836 } __packed;
837 
838 #define HCI_EV_LINK_KEY_NOTIFY		0x18
839 struct hci_ev_link_key_notify {
840 	bdaddr_t bdaddr;
841 	__u8     link_key[16];
842 	__u8     key_type;
843 } __packed;
844 
845 #define HCI_EV_CLOCK_OFFSET		0x1c
846 struct hci_ev_clock_offset {
847 	__u8     status;
848 	__le16   handle;
849 	__le16   clock_offset;
850 } __packed;
851 
852 #define HCI_EV_PKT_TYPE_CHANGE		0x1d
853 struct hci_ev_pkt_type_change {
854 	__u8     status;
855 	__le16   handle;
856 	__le16   pkt_type;
857 } __packed;
858 
859 #define HCI_EV_PSCAN_REP_MODE		0x20
860 struct hci_ev_pscan_rep_mode {
861 	bdaddr_t bdaddr;
862 	__u8     pscan_rep_mode;
863 } __packed;
864 
865 #define HCI_EV_INQUIRY_RESULT_WITH_RSSI	0x22
866 struct inquiry_info_with_rssi {
867 	bdaddr_t bdaddr;
868 	__u8     pscan_rep_mode;
869 	__u8     pscan_period_mode;
870 	__u8     dev_class[3];
871 	__le16   clock_offset;
872 	__s8     rssi;
873 } __packed;
874 struct inquiry_info_with_rssi_and_pscan_mode {
875 	bdaddr_t bdaddr;
876 	__u8     pscan_rep_mode;
877 	__u8     pscan_period_mode;
878 	__u8     pscan_mode;
879 	__u8     dev_class[3];
880 	__le16   clock_offset;
881 	__s8     rssi;
882 } __packed;
883 
884 #define HCI_EV_REMOTE_EXT_FEATURES	0x23
885 struct hci_ev_remote_ext_features {
886 	__u8     status;
887 	__le16   handle;
888 	__u8     page;
889 	__u8     max_page;
890 	__u8     features[8];
891 } __packed;
892 
893 #define HCI_EV_SYNC_CONN_COMPLETE	0x2c
894 struct hci_ev_sync_conn_complete {
895 	__u8     status;
896 	__le16   handle;
897 	bdaddr_t bdaddr;
898 	__u8     link_type;
899 	__u8     tx_interval;
900 	__u8     retrans_window;
901 	__le16   rx_pkt_len;
902 	__le16   tx_pkt_len;
903 	__u8     air_mode;
904 } __packed;
905 
906 #define HCI_EV_SYNC_CONN_CHANGED	0x2d
907 struct hci_ev_sync_conn_changed {
908 	__u8     status;
909 	__le16   handle;
910 	__u8     tx_interval;
911 	__u8     retrans_window;
912 	__le16   rx_pkt_len;
913 	__le16   tx_pkt_len;
914 } __packed;
915 
916 #define HCI_EV_SNIFF_SUBRATE		0x2e
917 struct hci_ev_sniff_subrate {
918 	__u8     status;
919 	__le16   handle;
920 	__le16   max_tx_latency;
921 	__le16   max_rx_latency;
922 	__le16   max_remote_timeout;
923 	__le16   max_local_timeout;
924 } __packed;
925 
926 #define HCI_EV_EXTENDED_INQUIRY_RESULT	0x2f
927 struct extended_inquiry_info {
928 	bdaddr_t bdaddr;
929 	__u8     pscan_rep_mode;
930 	__u8     pscan_period_mode;
931 	__u8     dev_class[3];
932 	__le16   clock_offset;
933 	__s8     rssi;
934 	__u8     data[240];
935 } __packed;
936 
937 #define HCI_EV_IO_CAPA_REQUEST		0x31
938 struct hci_ev_io_capa_request {
939 	bdaddr_t bdaddr;
940 } __packed;
941 
942 #define HCI_EV_IO_CAPA_REPLY		0x32
943 struct hci_ev_io_capa_reply {
944 	bdaddr_t bdaddr;
945 	__u8     capability;
946 	__u8     oob_data;
947 	__u8     authentication;
948 } __packed;
949 
950 #define HCI_EV_USER_CONFIRM_REQUEST	0x33
951 struct hci_ev_user_confirm_req {
952 	bdaddr_t	bdaddr;
953 	__le32		passkey;
954 } __packed;
955 
956 #define HCI_EV_SIMPLE_PAIR_COMPLETE	0x36
957 struct hci_ev_simple_pair_complete {
958 	__u8     status;
959 	bdaddr_t bdaddr;
960 } __packed;
961 
962 #define HCI_EV_REMOTE_HOST_FEATURES	0x3d
963 struct hci_ev_remote_host_features {
964 	bdaddr_t bdaddr;
965 	__u8     features[8];
966 } __packed;
967 
968 #define HCI_EV_LE_META			0x3e
969 struct hci_ev_le_meta {
970 	__u8     subevent;
971 } __packed;
972 
973 /* Low energy meta events */
974 #define HCI_EV_LE_CONN_COMPLETE		0x01
975 struct hci_ev_le_conn_complete {
976 	__u8     status;
977 	__le16   handle;
978 	__u8     role;
979 	__u8     bdaddr_type;
980 	bdaddr_t bdaddr;
981 	__le16   interval;
982 	__le16   latency;
983 	__le16   supervision_timeout;
984 	__u8     clk_accurancy;
985 } __packed;
986 
987 /* Internal events generated by Bluetooth stack */
988 #define HCI_EV_STACK_INTERNAL	0xfd
989 struct hci_ev_stack_internal {
990 	__u16    type;
991 	__u8     data[0];
992 } __packed;
993 
994 #define HCI_EV_SI_DEVICE	0x01
995 struct hci_ev_si_device {
996 	__u16    event;
997 	__u16    dev_id;
998 } __packed;
999 
1000 #define HCI_EV_SI_SECURITY	0x02
1001 struct hci_ev_si_security {
1002 	__u16    event;
1003 	__u16    proto;
1004 	__u16    subproto;
1005 	__u8     incoming;
1006 } __packed;
1007 
1008 /* ---- HCI Packet structures ---- */
1009 #define HCI_COMMAND_HDR_SIZE 3
1010 #define HCI_EVENT_HDR_SIZE   2
1011 #define HCI_ACL_HDR_SIZE     4
1012 #define HCI_SCO_HDR_SIZE     3
1013 
1014 struct hci_command_hdr {
1015 	__le16	opcode;		/* OCF & OGF */
1016 	__u8	plen;
1017 } __packed;
1018 
1019 struct hci_event_hdr {
1020 	__u8	evt;
1021 	__u8	plen;
1022 } __packed;
1023 
1024 struct hci_acl_hdr {
1025 	__le16	handle;		/* Handle & Flags(PB, BC) */
1026 	__le16	dlen;
1027 } __packed;
1028 
1029 struct hci_sco_hdr {
1030 	__le16	handle;
1031 	__u8	dlen;
1032 } __packed;
1033 
1034 #ifdef __KERNEL__
1035 #include <linux/skbuff.h>
1036 static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
1037 {
1038 	return (struct hci_event_hdr *) skb->data;
1039 }
1040 
1041 static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb)
1042 {
1043 	return (struct hci_acl_hdr *) skb->data;
1044 }
1045 
1046 static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
1047 {
1048 	return (struct hci_sco_hdr *) skb->data;
1049 }
1050 #endif
1051 
1052 /* Command opcode pack/unpack */
1053 #define hci_opcode_pack(ogf, ocf)	(__u16) ((ocf & 0x03ff)|(ogf << 10))
1054 #define hci_opcode_ogf(op)		(op >> 10)
1055 #define hci_opcode_ocf(op)		(op & 0x03ff)
1056 
1057 /* ACL handle and flags pack/unpack */
1058 #define hci_handle_pack(h, f)	(__u16) ((h & 0x0fff)|(f << 12))
1059 #define hci_handle(h)		(h & 0x0fff)
1060 #define hci_flags(h)		(h >> 12)
1061 
1062 /* ---- HCI Sockets ---- */
1063 
1064 /* Socket options */
1065 #define HCI_DATA_DIR	1
1066 #define HCI_FILTER	2
1067 #define HCI_TIME_STAMP	3
1068 
1069 /* CMSG flags */
1070 #define HCI_CMSG_DIR	0x0001
1071 #define HCI_CMSG_TSTAMP	0x0002
1072 
1073 struct sockaddr_hci {
1074 	sa_family_t    hci_family;
1075 	unsigned short hci_dev;
1076 	unsigned short hci_channel;
1077 };
1078 #define HCI_DEV_NONE	0xffff
1079 
1080 #define HCI_CHANNEL_RAW		0
1081 #define HCI_CHANNEL_CONTROL	1
1082 
1083 struct hci_filter {
1084 	unsigned long type_mask;
1085 	unsigned long event_mask[2];
1086 	__le16 opcode;
1087 };
1088 
1089 struct hci_ufilter {
1090 	__u32  type_mask;
1091 	__u32  event_mask[2];
1092 	__le16 opcode;
1093 };
1094 
1095 #define HCI_FLT_TYPE_BITS	31
1096 #define HCI_FLT_EVENT_BITS	63
1097 #define HCI_FLT_OGF_BITS	63
1098 #define HCI_FLT_OCF_BITS	127
1099 
1100 /* ---- HCI Ioctl requests structures ---- */
1101 struct hci_dev_stats {
1102 	__u32 err_rx;
1103 	__u32 err_tx;
1104 	__u32 cmd_tx;
1105 	__u32 evt_rx;
1106 	__u32 acl_tx;
1107 	__u32 acl_rx;
1108 	__u32 sco_tx;
1109 	__u32 sco_rx;
1110 	__u32 byte_rx;
1111 	__u32 byte_tx;
1112 };
1113 
1114 struct hci_dev_info {
1115 	__u16 dev_id;
1116 	char  name[8];
1117 
1118 	bdaddr_t bdaddr;
1119 
1120 	__u32 flags;
1121 	__u8  type;
1122 
1123 	__u8  features[8];
1124 
1125 	__u32 pkt_type;
1126 	__u32 link_policy;
1127 	__u32 link_mode;
1128 
1129 	__u16 acl_mtu;
1130 	__u16 acl_pkts;
1131 	__u16 sco_mtu;
1132 	__u16 sco_pkts;
1133 
1134 	struct hci_dev_stats stat;
1135 };
1136 
1137 struct hci_conn_info {
1138 	__u16    handle;
1139 	bdaddr_t bdaddr;
1140 	__u8     type;
1141 	__u8     out;
1142 	__u16    state;
1143 	__u32    link_mode;
1144 };
1145 
1146 struct hci_dev_req {
1147 	__u16  dev_id;
1148 	__u32  dev_opt;
1149 };
1150 
1151 struct hci_dev_list_req {
1152 	__u16  dev_num;
1153 	struct hci_dev_req dev_req[0];	/* hci_dev_req structures */
1154 };
1155 
1156 struct hci_conn_list_req {
1157 	__u16  dev_id;
1158 	__u16  conn_num;
1159 	struct hci_conn_info conn_info[0];
1160 };
1161 
1162 struct hci_conn_info_req {
1163 	bdaddr_t bdaddr;
1164 	__u8     type;
1165 	struct   hci_conn_info conn_info[0];
1166 };
1167 
1168 struct hci_auth_info_req {
1169 	bdaddr_t bdaddr;
1170 	__u8     type;
1171 };
1172 
1173 struct hci_inquiry_req {
1174 	__u16 dev_id;
1175 	__u16 flags;
1176 	__u8  lap[3];
1177 	__u8  length;
1178 	__u8  num_rsp;
1179 };
1180 #define IREQ_CACHE_FLUSH 0x0001
1181 
1182 #endif /* __HCI_H */
1183