xref: /openbmc/linux/include/net/bluetooth/hci.h (revision 1ab142d4)
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_RESET,
81 };
82 
83 /*
84  * BR/EDR and/or LE controller flags: the flags defined here should represent
85  * states from the controller.
86  */
87 enum {
88 	HCI_SETUP,
89 	HCI_AUTO_OFF,
90 	HCI_MGMT,
91 	HCI_PAIRABLE,
92 	HCI_SERVICE_CACHE,
93 	HCI_LINK_KEYS,
94 	HCI_DEBUG_KEYS,
95 
96 	HCI_LE_SCAN,
97 	HCI_SSP_ENABLED,
98 	HCI_HS_ENABLED,
99 	HCI_LE_ENABLED,
100 	HCI_CONNECTABLE,
101 	HCI_DISCOVERABLE,
102 	HCI_LINK_SECURITY,
103 	HCI_PENDING_CLASS,
104 };
105 
106 /* HCI ioctl defines */
107 #define HCIDEVUP	_IOW('H', 201, int)
108 #define HCIDEVDOWN	_IOW('H', 202, int)
109 #define HCIDEVRESET	_IOW('H', 203, int)
110 #define HCIDEVRESTAT	_IOW('H', 204, int)
111 
112 #define HCIGETDEVLIST	_IOR('H', 210, int)
113 #define HCIGETDEVINFO	_IOR('H', 211, int)
114 #define HCIGETCONNLIST	_IOR('H', 212, int)
115 #define HCIGETCONNINFO	_IOR('H', 213, int)
116 #define HCIGETAUTHINFO	_IOR('H', 215, int)
117 
118 #define HCISETRAW	_IOW('H', 220, int)
119 #define HCISETSCAN	_IOW('H', 221, int)
120 #define HCISETAUTH	_IOW('H', 222, int)
121 #define HCISETENCRYPT	_IOW('H', 223, int)
122 #define HCISETPTYPE	_IOW('H', 224, int)
123 #define HCISETLINKPOL	_IOW('H', 225, int)
124 #define HCISETLINKMODE	_IOW('H', 226, int)
125 #define HCISETACLMTU	_IOW('H', 227, int)
126 #define HCISETSCOMTU	_IOW('H', 228, int)
127 
128 #define HCIBLOCKADDR	_IOW('H', 230, int)
129 #define HCIUNBLOCKADDR	_IOW('H', 231, int)
130 
131 #define HCIINQUIRY	_IOR('H', 240, int)
132 
133 /* HCI timeouts */
134 #define HCI_CONNECT_TIMEOUT	(40000)	/* 40 seconds */
135 #define HCI_DISCONN_TIMEOUT	(2000)	/* 2 seconds */
136 #define HCI_PAIRING_TIMEOUT	(60000)	/* 60 seconds */
137 #define HCI_IDLE_TIMEOUT	(6000)	/* 6 seconds */
138 #define HCI_INIT_TIMEOUT	(10000)	/* 10 seconds */
139 #define HCI_CMD_TIMEOUT		(1000)	/* 1 seconds */
140 #define HCI_ACL_TX_TIMEOUT	(45000)	/* 45 seconds */
141 
142 /* HCI data types */
143 #define HCI_COMMAND_PKT		0x01
144 #define HCI_ACLDATA_PKT		0x02
145 #define HCI_SCODATA_PKT		0x03
146 #define HCI_EVENT_PKT		0x04
147 #define HCI_VENDOR_PKT		0xff
148 
149 /* HCI packet types */
150 #define HCI_DM1		0x0008
151 #define HCI_DM3		0x0400
152 #define HCI_DM5		0x4000
153 #define HCI_DH1		0x0010
154 #define HCI_DH3		0x0800
155 #define HCI_DH5		0x8000
156 
157 #define HCI_HV1		0x0020
158 #define HCI_HV2		0x0040
159 #define HCI_HV3		0x0080
160 
161 #define SCO_PTYPE_MASK	(HCI_HV1 | HCI_HV2 | HCI_HV3)
162 #define ACL_PTYPE_MASK	(~SCO_PTYPE_MASK)
163 
164 /* eSCO packet types */
165 #define ESCO_HV1	0x0001
166 #define ESCO_HV2	0x0002
167 #define ESCO_HV3	0x0004
168 #define ESCO_EV3	0x0008
169 #define ESCO_EV4	0x0010
170 #define ESCO_EV5	0x0020
171 #define ESCO_2EV3	0x0040
172 #define ESCO_3EV3	0x0080
173 #define ESCO_2EV5	0x0100
174 #define ESCO_3EV5	0x0200
175 
176 #define SCO_ESCO_MASK  (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
177 #define EDR_ESCO_MASK  (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5)
178 
179 /* ACL flags */
180 #define ACL_START_NO_FLUSH	0x00
181 #define ACL_CONT		0x01
182 #define ACL_START		0x02
183 #define ACL_ACTIVE_BCAST	0x04
184 #define ACL_PICO_BCAST		0x08
185 
186 /* Baseband links */
187 #define SCO_LINK	0x00
188 #define ACL_LINK	0x01
189 #define ESCO_LINK	0x02
190 /* Low Energy links do not have defined link type. Use invented one */
191 #define LE_LINK		0x80
192 
193 /* LMP features */
194 #define LMP_3SLOT	0x01
195 #define LMP_5SLOT	0x02
196 #define LMP_ENCRYPT	0x04
197 #define LMP_SOFFSET	0x08
198 #define LMP_TACCURACY	0x10
199 #define LMP_RSWITCH	0x20
200 #define LMP_HOLD	0x40
201 #define LMP_SNIFF	0x80
202 
203 #define LMP_PARK	0x01
204 #define LMP_RSSI	0x02
205 #define LMP_QUALITY	0x04
206 #define LMP_SCO		0x08
207 #define LMP_HV2		0x10
208 #define LMP_HV3		0x20
209 #define LMP_ULAW	0x40
210 #define LMP_ALAW	0x80
211 
212 #define LMP_CVSD	0x01
213 #define LMP_PSCHEME	0x02
214 #define LMP_PCONTROL	0x04
215 
216 #define LMP_RSSI_INQ	0x40
217 #define LMP_ESCO	0x80
218 
219 #define LMP_EV4		0x01
220 #define LMP_EV5		0x02
221 #define LMP_NO_BREDR	0x20
222 #define LMP_LE		0x40
223 
224 #define LMP_SNIFF_SUBR	0x02
225 #define LMP_PAUSE_ENC	0x04
226 #define LMP_EDR_ESCO_2M	0x20
227 #define LMP_EDR_ESCO_3M	0x40
228 #define LMP_EDR_3S_ESCO	0x80
229 
230 #define LMP_EXT_INQ	0x01
231 #define LMP_SIMUL_LE_BR	0x02
232 #define LMP_SIMPLE_PAIR	0x08
233 #define LMP_NO_FLUSH	0x40
234 
235 #define LMP_LSTO	0x01
236 #define LMP_INQ_TX_PWR	0x02
237 #define LMP_EXTFEATURES	0x80
238 
239 /* Extended LMP features */
240 #define LMP_HOST_SSP		0x01
241 #define LMP_HOST_LE		0x02
242 #define LMP_HOST_LE_BREDR	0x04
243 
244 /* Connection modes */
245 #define HCI_CM_ACTIVE	0x0000
246 #define HCI_CM_HOLD	0x0001
247 #define HCI_CM_SNIFF	0x0002
248 #define HCI_CM_PARK	0x0003
249 
250 /* Link policies */
251 #define HCI_LP_RSWITCH	0x0001
252 #define HCI_LP_HOLD	0x0002
253 #define HCI_LP_SNIFF	0x0004
254 #define HCI_LP_PARK	0x0008
255 
256 /* Link modes */
257 #define HCI_LM_ACCEPT	0x8000
258 #define HCI_LM_MASTER	0x0001
259 #define HCI_LM_AUTH	0x0002
260 #define HCI_LM_ENCRYPT	0x0004
261 #define HCI_LM_TRUSTED	0x0008
262 #define HCI_LM_RELIABLE	0x0010
263 #define HCI_LM_SECURE	0x0020
264 
265 /* Authentication types */
266 #define HCI_AT_NO_BONDING		0x00
267 #define HCI_AT_NO_BONDING_MITM		0x01
268 #define HCI_AT_DEDICATED_BONDING	0x02
269 #define HCI_AT_DEDICATED_BONDING_MITM	0x03
270 #define HCI_AT_GENERAL_BONDING		0x04
271 #define HCI_AT_GENERAL_BONDING_MITM	0x05
272 
273 /* Link Key types */
274 #define HCI_LK_COMBINATION		0x00
275 #define HCI_LK_LOCAL_UNIT		0x01
276 #define HCI_LK_REMOTE_UNIT		0x02
277 #define HCI_LK_DEBUG_COMBINATION	0x03
278 #define HCI_LK_UNAUTH_COMBINATION	0x04
279 #define HCI_LK_AUTH_COMBINATION		0x05
280 #define HCI_LK_CHANGED_COMBINATION	0x06
281 /* The spec doesn't define types for SMP keys, the _MASTER suffix is implied */
282 #define HCI_SMP_STK			0x80
283 #define HCI_SMP_STK_SLAVE		0x81
284 #define HCI_SMP_LTK			0x82
285 #define HCI_SMP_LTK_SLAVE		0x83
286 
287 /* ---- HCI Error Codes ---- */
288 #define HCI_ERROR_AUTH_FAILURE		0x05
289 #define HCI_ERROR_REJ_BAD_ADDR		0x0f
290 #define HCI_ERROR_REMOTE_USER_TERM	0x13
291 #define HCI_ERROR_LOCAL_HOST_TERM	0x16
292 #define HCI_ERROR_PAIRING_NOT_ALLOWED	0x18
293 
294 /* Flow control modes */
295 #define HCI_FLOW_CTL_MODE_PACKET_BASED	0x00
296 #define HCI_FLOW_CTL_MODE_BLOCK_BASED	0x01
297 
298 /* Extended Inquiry Response field types */
299 #define EIR_FLAGS		0x01 /* flags */
300 #define EIR_UUID16_SOME		0x02 /* 16-bit UUID, more available */
301 #define EIR_UUID16_ALL		0x03 /* 16-bit UUID, all listed */
302 #define EIR_UUID32_SOME		0x04 /* 32-bit UUID, more available */
303 #define EIR_UUID32_ALL		0x05 /* 32-bit UUID, all listed */
304 #define EIR_UUID128_SOME	0x06 /* 128-bit UUID, more available */
305 #define EIR_UUID128_ALL		0x07 /* 128-bit UUID, all listed */
306 #define EIR_NAME_SHORT		0x08 /* shortened local name */
307 #define EIR_NAME_COMPLETE	0x09 /* complete local name */
308 #define EIR_TX_POWER		0x0A /* transmit power level */
309 #define EIR_CLASS_OF_DEV	0x0D /* Class of Device */
310 #define EIR_SSP_HASH_C		0x0E /* Simple Pairing Hash C */
311 #define EIR_SSP_RAND_R		0x0F /* Simple Pairing Randomizer R */
312 #define EIR_DEVICE_ID		0x10 /* device ID */
313 
314 /* -----  HCI Commands ---- */
315 #define HCI_OP_NOP			0x0000
316 
317 #define HCI_OP_INQUIRY			0x0401
318 struct hci_cp_inquiry {
319 	__u8     lap[3];
320 	__u8     length;
321 	__u8     num_rsp;
322 } __packed;
323 
324 #define HCI_OP_INQUIRY_CANCEL		0x0402
325 
326 #define HCI_OP_EXIT_PERIODIC_INQ	0x0404
327 
328 #define HCI_OP_CREATE_CONN		0x0405
329 struct hci_cp_create_conn {
330 	bdaddr_t bdaddr;
331 	__le16   pkt_type;
332 	__u8     pscan_rep_mode;
333 	__u8     pscan_mode;
334 	__le16   clock_offset;
335 	__u8     role_switch;
336 } __packed;
337 
338 #define HCI_OP_DISCONNECT		0x0406
339 struct hci_cp_disconnect {
340 	__le16   handle;
341 	__u8     reason;
342 } __packed;
343 
344 #define HCI_OP_ADD_SCO			0x0407
345 struct hci_cp_add_sco {
346 	__le16   handle;
347 	__le16   pkt_type;
348 } __packed;
349 
350 #define HCI_OP_CREATE_CONN_CANCEL	0x0408
351 struct hci_cp_create_conn_cancel {
352 	bdaddr_t bdaddr;
353 } __packed;
354 
355 #define HCI_OP_ACCEPT_CONN_REQ		0x0409
356 struct hci_cp_accept_conn_req {
357 	bdaddr_t bdaddr;
358 	__u8     role;
359 } __packed;
360 
361 #define HCI_OP_REJECT_CONN_REQ		0x040a
362 struct hci_cp_reject_conn_req {
363 	bdaddr_t bdaddr;
364 	__u8     reason;
365 } __packed;
366 
367 #define HCI_OP_LINK_KEY_REPLY		0x040b
368 struct hci_cp_link_key_reply {
369 	bdaddr_t bdaddr;
370 	__u8     link_key[16];
371 } __packed;
372 
373 #define HCI_OP_LINK_KEY_NEG_REPLY	0x040c
374 struct hci_cp_link_key_neg_reply {
375 	bdaddr_t bdaddr;
376 } __packed;
377 
378 #define HCI_OP_PIN_CODE_REPLY		0x040d
379 struct hci_cp_pin_code_reply {
380 	bdaddr_t bdaddr;
381 	__u8     pin_len;
382 	__u8     pin_code[16];
383 } __packed;
384 struct hci_rp_pin_code_reply {
385 	__u8     status;
386 	bdaddr_t bdaddr;
387 } __packed;
388 
389 #define HCI_OP_PIN_CODE_NEG_REPLY	0x040e
390 struct hci_cp_pin_code_neg_reply {
391 	bdaddr_t bdaddr;
392 } __packed;
393 struct hci_rp_pin_code_neg_reply {
394 	__u8     status;
395 	bdaddr_t bdaddr;
396 } __packed;
397 
398 #define HCI_OP_CHANGE_CONN_PTYPE	0x040f
399 struct hci_cp_change_conn_ptype {
400 	__le16   handle;
401 	__le16   pkt_type;
402 } __packed;
403 
404 #define HCI_OP_AUTH_REQUESTED		0x0411
405 struct hci_cp_auth_requested {
406 	__le16   handle;
407 } __packed;
408 
409 #define HCI_OP_SET_CONN_ENCRYPT		0x0413
410 struct hci_cp_set_conn_encrypt {
411 	__le16   handle;
412 	__u8     encrypt;
413 } __packed;
414 
415 #define HCI_OP_CHANGE_CONN_LINK_KEY	0x0415
416 struct hci_cp_change_conn_link_key {
417 	__le16   handle;
418 } __packed;
419 
420 #define HCI_OP_REMOTE_NAME_REQ		0x0419
421 struct hci_cp_remote_name_req {
422 	bdaddr_t bdaddr;
423 	__u8     pscan_rep_mode;
424 	__u8     pscan_mode;
425 	__le16   clock_offset;
426 } __packed;
427 
428 #define HCI_OP_REMOTE_NAME_REQ_CANCEL	0x041a
429 struct hci_cp_remote_name_req_cancel {
430 	bdaddr_t bdaddr;
431 } __packed;
432 
433 #define HCI_OP_READ_REMOTE_FEATURES	0x041b
434 struct hci_cp_read_remote_features {
435 	__le16   handle;
436 } __packed;
437 
438 #define HCI_OP_READ_REMOTE_EXT_FEATURES	0x041c
439 struct hci_cp_read_remote_ext_features {
440 	__le16   handle;
441 	__u8     page;
442 } __packed;
443 
444 #define HCI_OP_READ_REMOTE_VERSION	0x041d
445 struct hci_cp_read_remote_version {
446 	__le16   handle;
447 } __packed;
448 
449 #define HCI_OP_SETUP_SYNC_CONN		0x0428
450 struct hci_cp_setup_sync_conn {
451 	__le16   handle;
452 	__le32   tx_bandwidth;
453 	__le32   rx_bandwidth;
454 	__le16   max_latency;
455 	__le16   voice_setting;
456 	__u8     retrans_effort;
457 	__le16   pkt_type;
458 } __packed;
459 
460 #define HCI_OP_ACCEPT_SYNC_CONN_REQ	0x0429
461 struct hci_cp_accept_sync_conn_req {
462 	bdaddr_t bdaddr;
463 	__le32   tx_bandwidth;
464 	__le32   rx_bandwidth;
465 	__le16   max_latency;
466 	__le16   content_format;
467 	__u8     retrans_effort;
468 	__le16   pkt_type;
469 } __packed;
470 
471 #define HCI_OP_REJECT_SYNC_CONN_REQ	0x042a
472 struct hci_cp_reject_sync_conn_req {
473 	bdaddr_t bdaddr;
474 	__u8     reason;
475 } __packed;
476 
477 #define HCI_OP_IO_CAPABILITY_REPLY	0x042b
478 struct hci_cp_io_capability_reply {
479 	bdaddr_t bdaddr;
480 	__u8     capability;
481 	__u8     oob_data;
482 	__u8     authentication;
483 } __packed;
484 
485 #define HCI_OP_USER_CONFIRM_REPLY		0x042c
486 struct hci_cp_user_confirm_reply {
487 	bdaddr_t bdaddr;
488 } __packed;
489 struct hci_rp_user_confirm_reply {
490 	__u8     status;
491 	bdaddr_t bdaddr;
492 } __packed;
493 
494 #define HCI_OP_USER_CONFIRM_NEG_REPLY	0x042d
495 
496 #define HCI_OP_USER_PASSKEY_REPLY		0x042e
497 struct hci_cp_user_passkey_reply {
498 	bdaddr_t bdaddr;
499 	__le32	passkey;
500 } __packed;
501 
502 #define HCI_OP_USER_PASSKEY_NEG_REPLY	0x042f
503 
504 #define HCI_OP_REMOTE_OOB_DATA_REPLY	0x0430
505 struct hci_cp_remote_oob_data_reply {
506 	bdaddr_t bdaddr;
507 	__u8     hash[16];
508 	__u8     randomizer[16];
509 } __packed;
510 
511 #define HCI_OP_REMOTE_OOB_DATA_NEG_REPLY	0x0433
512 struct hci_cp_remote_oob_data_neg_reply {
513 	bdaddr_t bdaddr;
514 } __packed;
515 
516 #define HCI_OP_IO_CAPABILITY_NEG_REPLY	0x0434
517 struct hci_cp_io_capability_neg_reply {
518 	bdaddr_t bdaddr;
519 	__u8     reason;
520 } __packed;
521 
522 #define HCI_OP_SNIFF_MODE		0x0803
523 struct hci_cp_sniff_mode {
524 	__le16   handle;
525 	__le16   max_interval;
526 	__le16   min_interval;
527 	__le16   attempt;
528 	__le16   timeout;
529 } __packed;
530 
531 #define HCI_OP_EXIT_SNIFF_MODE		0x0804
532 struct hci_cp_exit_sniff_mode {
533 	__le16   handle;
534 } __packed;
535 
536 #define HCI_OP_ROLE_DISCOVERY		0x0809
537 struct hci_cp_role_discovery {
538 	__le16   handle;
539 } __packed;
540 struct hci_rp_role_discovery {
541 	__u8     status;
542 	__le16   handle;
543 	__u8     role;
544 } __packed;
545 
546 #define HCI_OP_SWITCH_ROLE		0x080b
547 struct hci_cp_switch_role {
548 	bdaddr_t bdaddr;
549 	__u8     role;
550 } __packed;
551 
552 #define HCI_OP_READ_LINK_POLICY		0x080c
553 struct hci_cp_read_link_policy {
554 	__le16   handle;
555 } __packed;
556 struct hci_rp_read_link_policy {
557 	__u8     status;
558 	__le16   handle;
559 	__le16   policy;
560 } __packed;
561 
562 #define HCI_OP_WRITE_LINK_POLICY	0x080d
563 struct hci_cp_write_link_policy {
564 	__le16   handle;
565 	__le16   policy;
566 } __packed;
567 struct hci_rp_write_link_policy {
568 	__u8     status;
569 	__le16   handle;
570 } __packed;
571 
572 #define HCI_OP_READ_DEF_LINK_POLICY	0x080e
573 struct hci_rp_read_def_link_policy {
574 	__u8     status;
575 	__le16   policy;
576 } __packed;
577 
578 #define HCI_OP_WRITE_DEF_LINK_POLICY	0x080f
579 struct hci_cp_write_def_link_policy {
580 	__le16   policy;
581 } __packed;
582 
583 #define HCI_OP_SNIFF_SUBRATE		0x0811
584 struct hci_cp_sniff_subrate {
585 	__le16   handle;
586 	__le16   max_latency;
587 	__le16   min_remote_timeout;
588 	__le16   min_local_timeout;
589 } __packed;
590 
591 #define HCI_OP_SET_EVENT_MASK		0x0c01
592 struct hci_cp_set_event_mask {
593 	__u8     mask[8];
594 } __packed;
595 
596 #define HCI_OP_RESET			0x0c03
597 
598 #define HCI_OP_SET_EVENT_FLT		0x0c05
599 struct hci_cp_set_event_flt {
600 	__u8     flt_type;
601 	__u8     cond_type;
602 	__u8     condition[0];
603 } __packed;
604 
605 /* Filter types */
606 #define HCI_FLT_CLEAR_ALL	0x00
607 #define HCI_FLT_INQ_RESULT	0x01
608 #define HCI_FLT_CONN_SETUP	0x02
609 
610 /* CONN_SETUP Condition types */
611 #define HCI_CONN_SETUP_ALLOW_ALL	0x00
612 #define HCI_CONN_SETUP_ALLOW_CLASS	0x01
613 #define HCI_CONN_SETUP_ALLOW_BDADDR	0x02
614 
615 /* CONN_SETUP Conditions */
616 #define HCI_CONN_SETUP_AUTO_OFF	0x01
617 #define HCI_CONN_SETUP_AUTO_ON	0x02
618 
619 #define HCI_OP_DELETE_STORED_LINK_KEY	0x0c12
620 struct hci_cp_delete_stored_link_key {
621 	bdaddr_t bdaddr;
622 	__u8     delete_all;
623 } __packed;
624 
625 #define HCI_MAX_NAME_LENGTH		248
626 
627 #define HCI_OP_WRITE_LOCAL_NAME		0x0c13
628 struct hci_cp_write_local_name {
629 	__u8     name[HCI_MAX_NAME_LENGTH];
630 } __packed;
631 
632 #define HCI_OP_READ_LOCAL_NAME		0x0c14
633 struct hci_rp_read_local_name {
634 	__u8     status;
635 	__u8     name[HCI_MAX_NAME_LENGTH];
636 } __packed;
637 
638 #define HCI_OP_WRITE_CA_TIMEOUT		0x0c16
639 
640 #define HCI_OP_WRITE_PG_TIMEOUT		0x0c18
641 
642 #define HCI_OP_WRITE_SCAN_ENABLE	0x0c1a
643 	#define SCAN_DISABLED		0x00
644 	#define SCAN_INQUIRY		0x01
645 	#define SCAN_PAGE		0x02
646 
647 #define HCI_OP_READ_AUTH_ENABLE		0x0c1f
648 
649 #define HCI_OP_WRITE_AUTH_ENABLE	0x0c20
650 	#define AUTH_DISABLED		0x00
651 	#define AUTH_ENABLED		0x01
652 
653 #define HCI_OP_READ_ENCRYPT_MODE	0x0c21
654 
655 #define HCI_OP_WRITE_ENCRYPT_MODE	0x0c22
656 	#define ENCRYPT_DISABLED	0x00
657 	#define ENCRYPT_P2P		0x01
658 	#define ENCRYPT_BOTH		0x02
659 
660 #define HCI_OP_READ_CLASS_OF_DEV	0x0c23
661 struct hci_rp_read_class_of_dev {
662 	__u8     status;
663 	__u8     dev_class[3];
664 } __packed;
665 
666 #define HCI_OP_WRITE_CLASS_OF_DEV	0x0c24
667 struct hci_cp_write_class_of_dev {
668 	__u8     dev_class[3];
669 } __packed;
670 
671 #define HCI_OP_READ_VOICE_SETTING	0x0c25
672 struct hci_rp_read_voice_setting {
673 	__u8     status;
674 	__le16   voice_setting;
675 } __packed;
676 
677 #define HCI_OP_WRITE_VOICE_SETTING	0x0c26
678 struct hci_cp_write_voice_setting {
679 	__le16   voice_setting;
680 } __packed;
681 
682 #define HCI_OP_HOST_BUFFER_SIZE		0x0c33
683 struct hci_cp_host_buffer_size {
684 	__le16   acl_mtu;
685 	__u8     sco_mtu;
686 	__le16   acl_max_pkt;
687 	__le16   sco_max_pkt;
688 } __packed;
689 
690 #define HCI_OP_WRITE_INQUIRY_MODE	0x0c45
691 
692 #define HCI_MAX_EIR_LENGTH		240
693 
694 #define HCI_OP_WRITE_EIR		0x0c52
695 struct hci_cp_write_eir {
696 	__u8	fec;
697 	__u8	data[HCI_MAX_EIR_LENGTH];
698 } __packed;
699 
700 #define HCI_OP_READ_SSP_MODE		0x0c55
701 struct hci_rp_read_ssp_mode {
702 	__u8     status;
703 	__u8     mode;
704 } __packed;
705 
706 #define HCI_OP_WRITE_SSP_MODE		0x0c56
707 struct hci_cp_write_ssp_mode {
708 	__u8     mode;
709 } __packed;
710 
711 #define HCI_OP_READ_LOCAL_OOB_DATA		0x0c57
712 struct hci_rp_read_local_oob_data {
713 	__u8     status;
714 	__u8     hash[16];
715 	__u8     randomizer[16];
716 } __packed;
717 
718 #define HCI_OP_READ_INQ_RSP_TX_POWER	0x0c58
719 
720 #define HCI_OP_READ_FLOW_CONTROL_MODE	0x0c66
721 struct hci_rp_read_flow_control_mode {
722 	__u8     status;
723 	__u8     mode;
724 } __packed;
725 
726 #define HCI_OP_WRITE_LE_HOST_SUPPORTED	0x0c6d
727 struct hci_cp_write_le_host_supported {
728 	__u8	le;
729 	__u8	simul;
730 } __packed;
731 
732 #define HCI_OP_READ_LOCAL_VERSION	0x1001
733 struct hci_rp_read_local_version {
734 	__u8     status;
735 	__u8     hci_ver;
736 	__le16   hci_rev;
737 	__u8     lmp_ver;
738 	__le16   manufacturer;
739 	__le16   lmp_subver;
740 } __packed;
741 
742 #define HCI_OP_READ_LOCAL_COMMANDS	0x1002
743 struct hci_rp_read_local_commands {
744 	__u8     status;
745 	__u8     commands[64];
746 } __packed;
747 
748 #define HCI_OP_READ_LOCAL_FEATURES	0x1003
749 struct hci_rp_read_local_features {
750 	__u8     status;
751 	__u8     features[8];
752 } __packed;
753 
754 #define HCI_OP_READ_LOCAL_EXT_FEATURES	0x1004
755 struct hci_cp_read_local_ext_features {
756 	__u8     page;
757 } __packed;
758 struct hci_rp_read_local_ext_features {
759 	__u8     status;
760 	__u8     page;
761 	__u8     max_page;
762 	__u8     features[8];
763 } __packed;
764 
765 #define HCI_OP_READ_BUFFER_SIZE		0x1005
766 struct hci_rp_read_buffer_size {
767 	__u8     status;
768 	__le16   acl_mtu;
769 	__u8     sco_mtu;
770 	__le16   acl_max_pkt;
771 	__le16   sco_max_pkt;
772 } __packed;
773 
774 #define HCI_OP_READ_BD_ADDR		0x1009
775 struct hci_rp_read_bd_addr {
776 	__u8     status;
777 	bdaddr_t bdaddr;
778 } __packed;
779 
780 #define HCI_OP_READ_DATA_BLOCK_SIZE	0x100a
781 struct hci_rp_read_data_block_size {
782 	__u8     status;
783 	__le16   max_acl_len;
784 	__le16   block_len;
785 	__le16   num_blocks;
786 } __packed;
787 
788 #define HCI_OP_WRITE_PAGE_SCAN_ACTIVITY	0x0c1c
789 struct hci_cp_write_page_scan_activity {
790 	__le16   interval;
791 	__le16   window;
792 } __packed;
793 
794 #define HCI_OP_WRITE_PAGE_SCAN_TYPE	0x0c47
795 	#define PAGE_SCAN_TYPE_STANDARD		0x00
796 	#define PAGE_SCAN_TYPE_INTERLACED	0x01
797 
798 #define HCI_OP_READ_LOCAL_AMP_INFO	0x1409
799 struct hci_rp_read_local_amp_info {
800 	__u8     status;
801 	__u8     amp_status;
802 	__le32   total_bw;
803 	__le32   max_bw;
804 	__le32   min_latency;
805 	__le32   max_pdu;
806 	__u8     amp_type;
807 	__le16   pal_cap;
808 	__le16   max_assoc_size;
809 	__le32   max_flush_to;
810 	__le32   be_flush_to;
811 } __packed;
812 
813 #define HCI_OP_LE_SET_EVENT_MASK	0x2001
814 struct hci_cp_le_set_event_mask {
815 	__u8     mask[8];
816 } __packed;
817 
818 #define HCI_OP_LE_READ_BUFFER_SIZE	0x2002
819 struct hci_rp_le_read_buffer_size {
820 	__u8     status;
821 	__le16   le_mtu;
822 	__u8     le_max_pkt;
823 } __packed;
824 
825 #define HCI_OP_LE_SET_SCAN_PARAM	0x200b
826 struct hci_cp_le_set_scan_param {
827 	__u8    type;
828 	__le16  interval;
829 	__le16  window;
830 	__u8    own_address_type;
831 	__u8    filter_policy;
832 } __packed;
833 
834 #define LE_SCANNING_DISABLED		0x00
835 #define LE_SCANNING_ENABLED		0x01
836 
837 #define HCI_OP_LE_SET_SCAN_ENABLE	0x200c
838 struct hci_cp_le_set_scan_enable {
839 	__u8     enable;
840 	__u8     filter_dup;
841 } __packed;
842 
843 #define HCI_OP_LE_CREATE_CONN		0x200d
844 struct hci_cp_le_create_conn {
845 	__le16   scan_interval;
846 	__le16   scan_window;
847 	__u8     filter_policy;
848 	__u8     peer_addr_type;
849 	bdaddr_t peer_addr;
850 	__u8     own_address_type;
851 	__le16   conn_interval_min;
852 	__le16   conn_interval_max;
853 	__le16   conn_latency;
854 	__le16   supervision_timeout;
855 	__le16   min_ce_len;
856 	__le16   max_ce_len;
857 } __packed;
858 
859 #define HCI_OP_LE_CREATE_CONN_CANCEL	0x200e
860 
861 #define HCI_OP_LE_CONN_UPDATE		0x2013
862 struct hci_cp_le_conn_update {
863 	__le16   handle;
864 	__le16   conn_interval_min;
865 	__le16   conn_interval_max;
866 	__le16   conn_latency;
867 	__le16   supervision_timeout;
868 	__le16   min_ce_len;
869 	__le16   max_ce_len;
870 } __packed;
871 
872 #define HCI_OP_LE_START_ENC		0x2019
873 struct hci_cp_le_start_enc {
874 	__le16	handle;
875 	__u8	rand[8];
876 	__le16	ediv;
877 	__u8	ltk[16];
878 } __packed;
879 
880 #define HCI_OP_LE_LTK_REPLY		0x201a
881 struct hci_cp_le_ltk_reply {
882 	__le16	handle;
883 	__u8	ltk[16];
884 } __packed;
885 struct hci_rp_le_ltk_reply {
886 	__u8	status;
887 	__le16	handle;
888 } __packed;
889 
890 #define HCI_OP_LE_LTK_NEG_REPLY		0x201b
891 struct hci_cp_le_ltk_neg_reply {
892 	__le16	handle;
893 } __packed;
894 struct hci_rp_le_ltk_neg_reply {
895 	__u8	status;
896 	__le16	handle;
897 } __packed;
898 
899 /* ---- HCI Events ---- */
900 #define HCI_EV_INQUIRY_COMPLETE		0x01
901 
902 #define HCI_EV_INQUIRY_RESULT		0x02
903 struct inquiry_info {
904 	bdaddr_t bdaddr;
905 	__u8     pscan_rep_mode;
906 	__u8     pscan_period_mode;
907 	__u8     pscan_mode;
908 	__u8     dev_class[3];
909 	__le16   clock_offset;
910 } __packed;
911 
912 #define HCI_EV_CONN_COMPLETE		0x03
913 struct hci_ev_conn_complete {
914 	__u8     status;
915 	__le16   handle;
916 	bdaddr_t bdaddr;
917 	__u8     link_type;
918 	__u8     encr_mode;
919 } __packed;
920 
921 #define HCI_EV_CONN_REQUEST		0x04
922 struct hci_ev_conn_request {
923 	bdaddr_t bdaddr;
924 	__u8     dev_class[3];
925 	__u8     link_type;
926 } __packed;
927 
928 #define HCI_EV_DISCONN_COMPLETE		0x05
929 struct hci_ev_disconn_complete {
930 	__u8     status;
931 	__le16   handle;
932 	__u8     reason;
933 } __packed;
934 
935 #define HCI_EV_AUTH_COMPLETE		0x06
936 struct hci_ev_auth_complete {
937 	__u8     status;
938 	__le16   handle;
939 } __packed;
940 
941 #define HCI_EV_REMOTE_NAME		0x07
942 struct hci_ev_remote_name {
943 	__u8     status;
944 	bdaddr_t bdaddr;
945 	__u8     name[HCI_MAX_NAME_LENGTH];
946 } __packed;
947 
948 #define HCI_EV_ENCRYPT_CHANGE		0x08
949 struct hci_ev_encrypt_change {
950 	__u8     status;
951 	__le16   handle;
952 	__u8     encrypt;
953 } __packed;
954 
955 #define HCI_EV_CHANGE_LINK_KEY_COMPLETE	0x09
956 struct hci_ev_change_link_key_complete {
957 	__u8     status;
958 	__le16   handle;
959 } __packed;
960 
961 #define HCI_EV_REMOTE_FEATURES		0x0b
962 struct hci_ev_remote_features {
963 	__u8     status;
964 	__le16   handle;
965 	__u8     features[8];
966 } __packed;
967 
968 #define HCI_EV_REMOTE_VERSION		0x0c
969 struct hci_ev_remote_version {
970 	__u8     status;
971 	__le16   handle;
972 	__u8     lmp_ver;
973 	__le16   manufacturer;
974 	__le16   lmp_subver;
975 } __packed;
976 
977 #define HCI_EV_QOS_SETUP_COMPLETE	0x0d
978 struct hci_qos {
979 	__u8     service_type;
980 	__u32    token_rate;
981 	__u32    peak_bandwidth;
982 	__u32    latency;
983 	__u32    delay_variation;
984 } __packed;
985 struct hci_ev_qos_setup_complete {
986 	__u8     status;
987 	__le16   handle;
988 	struct   hci_qos qos;
989 } __packed;
990 
991 #define HCI_EV_CMD_COMPLETE		0x0e
992 struct hci_ev_cmd_complete {
993 	__u8     ncmd;
994 	__le16   opcode;
995 } __packed;
996 
997 #define HCI_EV_CMD_STATUS		0x0f
998 struct hci_ev_cmd_status {
999 	__u8     status;
1000 	__u8     ncmd;
1001 	__le16   opcode;
1002 } __packed;
1003 
1004 #define HCI_EV_ROLE_CHANGE		0x12
1005 struct hci_ev_role_change {
1006 	__u8     status;
1007 	bdaddr_t bdaddr;
1008 	__u8     role;
1009 } __packed;
1010 
1011 #define HCI_EV_NUM_COMP_PKTS		0x13
1012 struct hci_comp_pkts_info {
1013 	__le16   handle;
1014 	__le16   count;
1015 } __packed;
1016 
1017 struct hci_ev_num_comp_pkts {
1018 	__u8     num_hndl;
1019 	struct hci_comp_pkts_info handles[0];
1020 } __packed;
1021 
1022 #define HCI_EV_MODE_CHANGE		0x14
1023 struct hci_ev_mode_change {
1024 	__u8     status;
1025 	__le16   handle;
1026 	__u8     mode;
1027 	__le16   interval;
1028 } __packed;
1029 
1030 #define HCI_EV_PIN_CODE_REQ		0x16
1031 struct hci_ev_pin_code_req {
1032 	bdaddr_t bdaddr;
1033 } __packed;
1034 
1035 #define HCI_EV_LINK_KEY_REQ		0x17
1036 struct hci_ev_link_key_req {
1037 	bdaddr_t bdaddr;
1038 } __packed;
1039 
1040 #define HCI_EV_LINK_KEY_NOTIFY		0x18
1041 struct hci_ev_link_key_notify {
1042 	bdaddr_t bdaddr;
1043 	__u8     link_key[16];
1044 	__u8     key_type;
1045 } __packed;
1046 
1047 #define HCI_EV_CLOCK_OFFSET		0x1c
1048 struct hci_ev_clock_offset {
1049 	__u8     status;
1050 	__le16   handle;
1051 	__le16   clock_offset;
1052 } __packed;
1053 
1054 #define HCI_EV_PKT_TYPE_CHANGE		0x1d
1055 struct hci_ev_pkt_type_change {
1056 	__u8     status;
1057 	__le16   handle;
1058 	__le16   pkt_type;
1059 } __packed;
1060 
1061 #define HCI_EV_PSCAN_REP_MODE		0x20
1062 struct hci_ev_pscan_rep_mode {
1063 	bdaddr_t bdaddr;
1064 	__u8     pscan_rep_mode;
1065 } __packed;
1066 
1067 #define HCI_EV_INQUIRY_RESULT_WITH_RSSI	0x22
1068 struct inquiry_info_with_rssi {
1069 	bdaddr_t bdaddr;
1070 	__u8     pscan_rep_mode;
1071 	__u8     pscan_period_mode;
1072 	__u8     dev_class[3];
1073 	__le16   clock_offset;
1074 	__s8     rssi;
1075 } __packed;
1076 struct inquiry_info_with_rssi_and_pscan_mode {
1077 	bdaddr_t bdaddr;
1078 	__u8     pscan_rep_mode;
1079 	__u8     pscan_period_mode;
1080 	__u8     pscan_mode;
1081 	__u8     dev_class[3];
1082 	__le16   clock_offset;
1083 	__s8     rssi;
1084 } __packed;
1085 
1086 #define HCI_EV_REMOTE_EXT_FEATURES	0x23
1087 struct hci_ev_remote_ext_features {
1088 	__u8     status;
1089 	__le16   handle;
1090 	__u8     page;
1091 	__u8     max_page;
1092 	__u8     features[8];
1093 } __packed;
1094 
1095 #define HCI_EV_SYNC_CONN_COMPLETE	0x2c
1096 struct hci_ev_sync_conn_complete {
1097 	__u8     status;
1098 	__le16   handle;
1099 	bdaddr_t bdaddr;
1100 	__u8     link_type;
1101 	__u8     tx_interval;
1102 	__u8     retrans_window;
1103 	__le16   rx_pkt_len;
1104 	__le16   tx_pkt_len;
1105 	__u8     air_mode;
1106 } __packed;
1107 
1108 #define HCI_EV_SYNC_CONN_CHANGED	0x2d
1109 struct hci_ev_sync_conn_changed {
1110 	__u8     status;
1111 	__le16   handle;
1112 	__u8     tx_interval;
1113 	__u8     retrans_window;
1114 	__le16   rx_pkt_len;
1115 	__le16   tx_pkt_len;
1116 } __packed;
1117 
1118 #define HCI_EV_SNIFF_SUBRATE		0x2e
1119 struct hci_ev_sniff_subrate {
1120 	__u8     status;
1121 	__le16   handle;
1122 	__le16   max_tx_latency;
1123 	__le16   max_rx_latency;
1124 	__le16   max_remote_timeout;
1125 	__le16   max_local_timeout;
1126 } __packed;
1127 
1128 #define HCI_EV_EXTENDED_INQUIRY_RESULT	0x2f
1129 struct extended_inquiry_info {
1130 	bdaddr_t bdaddr;
1131 	__u8     pscan_rep_mode;
1132 	__u8     pscan_period_mode;
1133 	__u8     dev_class[3];
1134 	__le16   clock_offset;
1135 	__s8     rssi;
1136 	__u8     data[240];
1137 } __packed;
1138 
1139 #define HCI_EV_IO_CAPA_REQUEST		0x31
1140 struct hci_ev_io_capa_request {
1141 	bdaddr_t bdaddr;
1142 } __packed;
1143 
1144 #define HCI_EV_IO_CAPA_REPLY		0x32
1145 struct hci_ev_io_capa_reply {
1146 	bdaddr_t bdaddr;
1147 	__u8     capability;
1148 	__u8     oob_data;
1149 	__u8     authentication;
1150 } __packed;
1151 
1152 #define HCI_EV_USER_CONFIRM_REQUEST	0x33
1153 struct hci_ev_user_confirm_req {
1154 	bdaddr_t	bdaddr;
1155 	__le32		passkey;
1156 } __packed;
1157 
1158 #define HCI_EV_USER_PASSKEY_REQUEST	0x34
1159 struct hci_ev_user_passkey_req {
1160 	bdaddr_t	bdaddr;
1161 } __packed;
1162 
1163 #define HCI_EV_REMOTE_OOB_DATA_REQUEST	0x35
1164 struct hci_ev_remote_oob_data_request {
1165 	bdaddr_t bdaddr;
1166 } __packed;
1167 
1168 #define HCI_EV_SIMPLE_PAIR_COMPLETE	0x36
1169 struct hci_ev_simple_pair_complete {
1170 	__u8     status;
1171 	bdaddr_t bdaddr;
1172 } __packed;
1173 
1174 #define HCI_EV_REMOTE_HOST_FEATURES	0x3d
1175 struct hci_ev_remote_host_features {
1176 	bdaddr_t bdaddr;
1177 	__u8     features[8];
1178 } __packed;
1179 
1180 #define HCI_EV_LE_META			0x3e
1181 struct hci_ev_le_meta {
1182 	__u8     subevent;
1183 } __packed;
1184 
1185 #define HCI_EV_NUM_COMP_BLOCKS		0x48
1186 struct hci_comp_blocks_info {
1187 	__le16   handle;
1188 	__le16   pkts;
1189 	__le16   blocks;
1190 } __packed;
1191 
1192 struct hci_ev_num_comp_blocks {
1193 	__le16   num_blocks;
1194 	__u8     num_hndl;
1195 	struct hci_comp_blocks_info handles[0];
1196 } __packed;
1197 
1198 /* Low energy meta events */
1199 #define HCI_EV_LE_CONN_COMPLETE		0x01
1200 struct hci_ev_le_conn_complete {
1201 	__u8     status;
1202 	__le16   handle;
1203 	__u8     role;
1204 	__u8     bdaddr_type;
1205 	bdaddr_t bdaddr;
1206 	__le16   interval;
1207 	__le16   latency;
1208 	__le16   supervision_timeout;
1209 	__u8     clk_accurancy;
1210 } __packed;
1211 
1212 #define HCI_EV_LE_LTK_REQ		0x05
1213 struct hci_ev_le_ltk_req {
1214 	__le16	handle;
1215 	__u8	random[8];
1216 	__le16	ediv;
1217 } __packed;
1218 
1219 /* Advertising report event types */
1220 #define ADV_IND		0x00
1221 #define ADV_DIRECT_IND	0x01
1222 #define ADV_SCAN_IND	0x02
1223 #define ADV_NONCONN_IND	0x03
1224 #define ADV_SCAN_RSP	0x04
1225 
1226 #define ADDR_LE_DEV_PUBLIC	0x00
1227 #define ADDR_LE_DEV_RANDOM	0x01
1228 
1229 #define HCI_EV_LE_ADVERTISING_REPORT	0x02
1230 struct hci_ev_le_advertising_info {
1231 	__u8	 evt_type;
1232 	__u8	 bdaddr_type;
1233 	bdaddr_t bdaddr;
1234 	__u8	 length;
1235 	__u8	 data[0];
1236 } __packed;
1237 
1238 /* Internal events generated by Bluetooth stack */
1239 #define HCI_EV_STACK_INTERNAL	0xfd
1240 struct hci_ev_stack_internal {
1241 	__u16    type;
1242 	__u8     data[0];
1243 } __packed;
1244 
1245 #define HCI_EV_SI_DEVICE	0x01
1246 struct hci_ev_si_device {
1247 	__u16    event;
1248 	__u16    dev_id;
1249 } __packed;
1250 
1251 #define HCI_EV_SI_SECURITY	0x02
1252 struct hci_ev_si_security {
1253 	__u16    event;
1254 	__u16    proto;
1255 	__u16    subproto;
1256 	__u8     incoming;
1257 } __packed;
1258 
1259 /* ---- HCI Packet structures ---- */
1260 #define HCI_COMMAND_HDR_SIZE 3
1261 #define HCI_EVENT_HDR_SIZE   2
1262 #define HCI_ACL_HDR_SIZE     4
1263 #define HCI_SCO_HDR_SIZE     3
1264 
1265 struct hci_command_hdr {
1266 	__le16	opcode;		/* OCF & OGF */
1267 	__u8	plen;
1268 } __packed;
1269 
1270 struct hci_event_hdr {
1271 	__u8	evt;
1272 	__u8	plen;
1273 } __packed;
1274 
1275 struct hci_acl_hdr {
1276 	__le16	handle;		/* Handle & Flags(PB, BC) */
1277 	__le16	dlen;
1278 } __packed;
1279 
1280 struct hci_sco_hdr {
1281 	__le16	handle;
1282 	__u8	dlen;
1283 } __packed;
1284 
1285 #include <linux/skbuff.h>
1286 static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
1287 {
1288 	return (struct hci_event_hdr *) skb->data;
1289 }
1290 
1291 static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb)
1292 {
1293 	return (struct hci_acl_hdr *) skb->data;
1294 }
1295 
1296 static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
1297 {
1298 	return (struct hci_sco_hdr *) skb->data;
1299 }
1300 
1301 /* Command opcode pack/unpack */
1302 #define hci_opcode_pack(ogf, ocf)	(__u16) ((ocf & 0x03ff)|(ogf << 10))
1303 #define hci_opcode_ogf(op)		(op >> 10)
1304 #define hci_opcode_ocf(op)		(op & 0x03ff)
1305 
1306 /* ACL handle and flags pack/unpack */
1307 #define hci_handle_pack(h, f)	(__u16) ((h & 0x0fff)|(f << 12))
1308 #define hci_handle(h)		(h & 0x0fff)
1309 #define hci_flags(h)		(h >> 12)
1310 
1311 /* ---- HCI Sockets ---- */
1312 
1313 /* Socket options */
1314 #define HCI_DATA_DIR	1
1315 #define HCI_FILTER	2
1316 #define HCI_TIME_STAMP	3
1317 
1318 /* CMSG flags */
1319 #define HCI_CMSG_DIR	0x0001
1320 #define HCI_CMSG_TSTAMP	0x0002
1321 
1322 struct sockaddr_hci {
1323 	sa_family_t    hci_family;
1324 	unsigned short hci_dev;
1325 	unsigned short hci_channel;
1326 };
1327 #define HCI_DEV_NONE	0xffff
1328 
1329 #define HCI_CHANNEL_RAW		0
1330 #define HCI_CHANNEL_CONTROL	1
1331 #define HCI_CHANNEL_MONITOR	2
1332 
1333 struct hci_filter {
1334 	unsigned long type_mask;
1335 	unsigned long event_mask[2];
1336 	__le16 opcode;
1337 };
1338 
1339 struct hci_ufilter {
1340 	__u32  type_mask;
1341 	__u32  event_mask[2];
1342 	__le16 opcode;
1343 };
1344 
1345 #define HCI_FLT_TYPE_BITS	31
1346 #define HCI_FLT_EVENT_BITS	63
1347 #define HCI_FLT_OGF_BITS	63
1348 #define HCI_FLT_OCF_BITS	127
1349 
1350 /* ---- HCI Ioctl requests structures ---- */
1351 struct hci_dev_stats {
1352 	__u32 err_rx;
1353 	__u32 err_tx;
1354 	__u32 cmd_tx;
1355 	__u32 evt_rx;
1356 	__u32 acl_tx;
1357 	__u32 acl_rx;
1358 	__u32 sco_tx;
1359 	__u32 sco_rx;
1360 	__u32 byte_rx;
1361 	__u32 byte_tx;
1362 };
1363 
1364 struct hci_dev_info {
1365 	__u16 dev_id;
1366 	char  name[8];
1367 
1368 	bdaddr_t bdaddr;
1369 
1370 	__u32 flags;
1371 	__u8  type;
1372 
1373 	__u8  features[8];
1374 
1375 	__u32 pkt_type;
1376 	__u32 link_policy;
1377 	__u32 link_mode;
1378 
1379 	__u16 acl_mtu;
1380 	__u16 acl_pkts;
1381 	__u16 sco_mtu;
1382 	__u16 sco_pkts;
1383 
1384 	struct hci_dev_stats stat;
1385 };
1386 
1387 struct hci_conn_info {
1388 	__u16    handle;
1389 	bdaddr_t bdaddr;
1390 	__u8     type;
1391 	__u8     out;
1392 	__u16    state;
1393 	__u32    link_mode;
1394 };
1395 
1396 struct hci_dev_req {
1397 	__u16  dev_id;
1398 	__u32  dev_opt;
1399 };
1400 
1401 struct hci_dev_list_req {
1402 	__u16  dev_num;
1403 	struct hci_dev_req dev_req[0];	/* hci_dev_req structures */
1404 };
1405 
1406 struct hci_conn_list_req {
1407 	__u16  dev_id;
1408 	__u16  conn_num;
1409 	struct hci_conn_info conn_info[0];
1410 };
1411 
1412 struct hci_conn_info_req {
1413 	bdaddr_t bdaddr;
1414 	__u8     type;
1415 	struct   hci_conn_info conn_info[0];
1416 };
1417 
1418 struct hci_auth_info_req {
1419 	bdaddr_t bdaddr;
1420 	__u8     type;
1421 };
1422 
1423 struct hci_inquiry_req {
1424 	__u16 dev_id;
1425 	__u16 flags;
1426 	__u8  lap[3];
1427 	__u8  length;
1428 	__u8  num_rsp;
1429 };
1430 #define IREQ_CACHE_FLUSH 0x0001
1431 
1432 extern bool enable_hs;
1433 extern bool enable_le;
1434 
1435 #endif /* __HCI_H */
1436