xref: /openbmc/linux/include/net/bluetooth/hci.h (revision 089a49b6)
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 #define HCI_LINK_KEY_SIZE	16
34 #define HCI_AMP_LINK_KEY_SIZE	(2 * HCI_LINK_KEY_SIZE)
35 
36 #define HCI_MAX_AMP_ASSOC_SIZE	672
37 
38 /* HCI dev events */
39 #define HCI_DEV_REG			1
40 #define HCI_DEV_UNREG			2
41 #define HCI_DEV_UP			3
42 #define HCI_DEV_DOWN			4
43 #define HCI_DEV_SUSPEND			5
44 #define HCI_DEV_RESUME			6
45 
46 /* HCI notify events */
47 #define HCI_NOTIFY_CONN_ADD		1
48 #define HCI_NOTIFY_CONN_DEL		2
49 #define HCI_NOTIFY_VOICE_SETTING	3
50 
51 /* HCI bus types */
52 #define HCI_VIRTUAL	0
53 #define HCI_USB		1
54 #define HCI_PCCARD	2
55 #define HCI_UART	3
56 #define HCI_RS232	4
57 #define HCI_PCI		5
58 #define HCI_SDIO	6
59 
60 /* HCI controller types */
61 #define HCI_BREDR	0x00
62 #define HCI_AMP		0x01
63 
64 /* First BR/EDR Controller shall have ID = 0 */
65 #define HCI_BREDR_ID	0
66 
67 /* AMP controller status */
68 #define AMP_CTRL_POWERED_DOWN			0x00
69 #define AMP_CTRL_BLUETOOTH_ONLY			0x01
70 #define AMP_CTRL_NO_CAPACITY			0x02
71 #define AMP_CTRL_LOW_CAPACITY			0x03
72 #define AMP_CTRL_MEDIUM_CAPACITY		0x04
73 #define AMP_CTRL_HIGH_CAPACITY			0x05
74 #define AMP_CTRL_FULL_CAPACITY			0x06
75 
76 /* HCI device quirks */
77 enum {
78 	HCI_QUIRK_RESET_ON_CLOSE,
79 	HCI_QUIRK_RAW_DEVICE,
80 	HCI_QUIRK_FIXUP_BUFFER_SIZE
81 };
82 
83 /* HCI device flags */
84 enum {
85 	HCI_UP,
86 	HCI_INIT,
87 	HCI_RUNNING,
88 
89 	HCI_PSCAN,
90 	HCI_ISCAN,
91 	HCI_AUTH,
92 	HCI_ENCRYPT,
93 	HCI_INQUIRY,
94 
95 	HCI_RAW,
96 
97 	HCI_RESET,
98 };
99 
100 /*
101  * BR/EDR and/or LE controller flags: the flags defined here should represent
102  * states from the controller.
103  */
104 enum {
105 	HCI_SETUP,
106 	HCI_AUTO_OFF,
107 	HCI_MGMT,
108 	HCI_PAIRABLE,
109 	HCI_SERVICE_CACHE,
110 	HCI_DEBUG_KEYS,
111 	HCI_UNREGISTER,
112 
113 	HCI_LE_SCAN,
114 	HCI_SSP_ENABLED,
115 	HCI_HS_ENABLED,
116 	HCI_LE_ENABLED,
117 	HCI_LE_PERIPHERAL,
118 	HCI_CONNECTABLE,
119 	HCI_DISCOVERABLE,
120 	HCI_LINK_SECURITY,
121 	HCI_PERIODIC_INQ,
122 	HCI_FAST_CONNECTABLE,
123 };
124 
125 /* A mask for the flags that are supposed to remain when a reset happens
126  * or the HCI device is closed.
127  */
128 #define HCI_PERSISTENT_MASK (BIT(HCI_LE_SCAN) | BIT(HCI_PERIODIC_INQ) | \
129 			      BIT(HCI_FAST_CONNECTABLE))
130 
131 /* HCI ioctl defines */
132 #define HCIDEVUP	_IOW('H', 201, int)
133 #define HCIDEVDOWN	_IOW('H', 202, int)
134 #define HCIDEVRESET	_IOW('H', 203, int)
135 #define HCIDEVRESTAT	_IOW('H', 204, int)
136 
137 #define HCIGETDEVLIST	_IOR('H', 210, int)
138 #define HCIGETDEVINFO	_IOR('H', 211, int)
139 #define HCIGETCONNLIST	_IOR('H', 212, int)
140 #define HCIGETCONNINFO	_IOR('H', 213, int)
141 #define HCIGETAUTHINFO	_IOR('H', 215, int)
142 
143 #define HCISETRAW	_IOW('H', 220, int)
144 #define HCISETSCAN	_IOW('H', 221, int)
145 #define HCISETAUTH	_IOW('H', 222, int)
146 #define HCISETENCRYPT	_IOW('H', 223, int)
147 #define HCISETPTYPE	_IOW('H', 224, int)
148 #define HCISETLINKPOL	_IOW('H', 225, int)
149 #define HCISETLINKMODE	_IOW('H', 226, int)
150 #define HCISETACLMTU	_IOW('H', 227, int)
151 #define HCISETSCOMTU	_IOW('H', 228, int)
152 
153 #define HCIBLOCKADDR	_IOW('H', 230, int)
154 #define HCIUNBLOCKADDR	_IOW('H', 231, int)
155 
156 #define HCIINQUIRY	_IOR('H', 240, int)
157 
158 /* HCI timeouts */
159 #define HCI_DISCONN_TIMEOUT	msecs_to_jiffies(2000)	/* 2 seconds */
160 #define HCI_PAIRING_TIMEOUT	msecs_to_jiffies(60000)	/* 60 seconds */
161 #define HCI_INIT_TIMEOUT	msecs_to_jiffies(10000)	/* 10 seconds */
162 #define HCI_CMD_TIMEOUT		msecs_to_jiffies(2000)	/* 2 seconds */
163 #define HCI_ACL_TX_TIMEOUT	msecs_to_jiffies(45000)	/* 45 seconds */
164 #define HCI_AUTO_OFF_TIMEOUT	msecs_to_jiffies(2000)	/* 2 seconds */
165 
166 /* HCI data types */
167 #define HCI_COMMAND_PKT		0x01
168 #define HCI_ACLDATA_PKT		0x02
169 #define HCI_SCODATA_PKT		0x03
170 #define HCI_EVENT_PKT		0x04
171 #define HCI_VENDOR_PKT		0xff
172 
173 /* HCI packet types */
174 #define HCI_DM1		0x0008
175 #define HCI_DM3		0x0400
176 #define HCI_DM5		0x4000
177 #define HCI_DH1		0x0010
178 #define HCI_DH3		0x0800
179 #define HCI_DH5		0x8000
180 
181 #define HCI_HV1		0x0020
182 #define HCI_HV2		0x0040
183 #define HCI_HV3		0x0080
184 
185 #define SCO_PTYPE_MASK	(HCI_HV1 | HCI_HV2 | HCI_HV3)
186 #define ACL_PTYPE_MASK	(~SCO_PTYPE_MASK)
187 
188 /* eSCO packet types */
189 #define ESCO_HV1	0x0001
190 #define ESCO_HV2	0x0002
191 #define ESCO_HV3	0x0004
192 #define ESCO_EV3	0x0008
193 #define ESCO_EV4	0x0010
194 #define ESCO_EV5	0x0020
195 #define ESCO_2EV3	0x0040
196 #define ESCO_3EV3	0x0080
197 #define ESCO_2EV5	0x0100
198 #define ESCO_3EV5	0x0200
199 
200 #define SCO_ESCO_MASK  (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
201 #define EDR_ESCO_MASK  (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5)
202 
203 /* ACL flags */
204 #define ACL_START_NO_FLUSH	0x00
205 #define ACL_CONT		0x01
206 #define ACL_START		0x02
207 #define ACL_COMPLETE		0x03
208 #define ACL_ACTIVE_BCAST	0x04
209 #define ACL_PICO_BCAST		0x08
210 
211 /* Baseband links */
212 #define SCO_LINK	0x00
213 #define ACL_LINK	0x01
214 #define ESCO_LINK	0x02
215 /* Low Energy links do not have defined link type. Use invented one */
216 #define LE_LINK		0x80
217 #define AMP_LINK	0x81
218 
219 /* LMP features */
220 #define LMP_3SLOT	0x01
221 #define LMP_5SLOT	0x02
222 #define LMP_ENCRYPT	0x04
223 #define LMP_SOFFSET	0x08
224 #define LMP_TACCURACY	0x10
225 #define LMP_RSWITCH	0x20
226 #define LMP_HOLD	0x40
227 #define LMP_SNIFF	0x80
228 
229 #define LMP_PARK	0x01
230 #define LMP_RSSI	0x02
231 #define LMP_QUALITY	0x04
232 #define LMP_SCO		0x08
233 #define LMP_HV2		0x10
234 #define LMP_HV3		0x20
235 #define LMP_ULAW	0x40
236 #define LMP_ALAW	0x80
237 
238 #define LMP_CVSD	0x01
239 #define LMP_PSCHEME	0x02
240 #define LMP_PCONTROL	0x04
241 #define LMP_TRANSPARENT	0x08
242 
243 #define LMP_RSSI_INQ	0x40
244 #define LMP_ESCO	0x80
245 
246 #define LMP_EV4		0x01
247 #define LMP_EV5		0x02
248 #define LMP_NO_BREDR	0x20
249 #define LMP_LE		0x40
250 
251 #define LMP_SNIFF_SUBR	0x02
252 #define LMP_PAUSE_ENC	0x04
253 #define LMP_EDR_ESCO_2M	0x20
254 #define LMP_EDR_ESCO_3M	0x40
255 #define LMP_EDR_3S_ESCO	0x80
256 
257 #define LMP_EXT_INQ	0x01
258 #define LMP_SIMUL_LE_BR	0x02
259 #define LMP_SIMPLE_PAIR	0x08
260 #define LMP_NO_FLUSH	0x40
261 
262 #define LMP_LSTO	0x01
263 #define LMP_INQ_TX_PWR	0x02
264 #define LMP_EXTFEATURES	0x80
265 
266 /* Extended LMP features */
267 #define LMP_HOST_SSP		0x01
268 #define LMP_HOST_LE		0x02
269 #define LMP_HOST_LE_BREDR	0x04
270 
271 /* Connection modes */
272 #define HCI_CM_ACTIVE	0x0000
273 #define HCI_CM_HOLD	0x0001
274 #define HCI_CM_SNIFF	0x0002
275 #define HCI_CM_PARK	0x0003
276 
277 /* Link policies */
278 #define HCI_LP_RSWITCH	0x0001
279 #define HCI_LP_HOLD	0x0002
280 #define HCI_LP_SNIFF	0x0004
281 #define HCI_LP_PARK	0x0008
282 
283 /* Link modes */
284 #define HCI_LM_ACCEPT	0x8000
285 #define HCI_LM_MASTER	0x0001
286 #define HCI_LM_AUTH	0x0002
287 #define HCI_LM_ENCRYPT	0x0004
288 #define HCI_LM_TRUSTED	0x0008
289 #define HCI_LM_RELIABLE	0x0010
290 #define HCI_LM_SECURE	0x0020
291 
292 /* Authentication types */
293 #define HCI_AT_NO_BONDING		0x00
294 #define HCI_AT_NO_BONDING_MITM		0x01
295 #define HCI_AT_DEDICATED_BONDING	0x02
296 #define HCI_AT_DEDICATED_BONDING_MITM	0x03
297 #define HCI_AT_GENERAL_BONDING		0x04
298 #define HCI_AT_GENERAL_BONDING_MITM	0x05
299 
300 /* I/O capabilities */
301 #define HCI_IO_DISPLAY_ONLY	0x00
302 #define HCI_IO_DISPLAY_YESNO	0x01
303 #define HCI_IO_KEYBOARD_ONLY	0x02
304 #define HCI_IO_NO_INPUT_OUTPUT	0x03
305 
306 /* Link Key types */
307 #define HCI_LK_COMBINATION		0x00
308 #define HCI_LK_LOCAL_UNIT		0x01
309 #define HCI_LK_REMOTE_UNIT		0x02
310 #define HCI_LK_DEBUG_COMBINATION	0x03
311 #define HCI_LK_UNAUTH_COMBINATION	0x04
312 #define HCI_LK_AUTH_COMBINATION		0x05
313 #define HCI_LK_CHANGED_COMBINATION	0x06
314 /* The spec doesn't define types for SMP keys, the _MASTER suffix is implied */
315 #define HCI_SMP_STK			0x80
316 #define HCI_SMP_STK_SLAVE		0x81
317 #define HCI_SMP_LTK			0x82
318 #define HCI_SMP_LTK_SLAVE		0x83
319 
320 /* ---- HCI Error Codes ---- */
321 #define HCI_ERROR_AUTH_FAILURE		0x05
322 #define HCI_ERROR_CONNECTION_TIMEOUT	0x08
323 #define HCI_ERROR_REJ_BAD_ADDR		0x0f
324 #define HCI_ERROR_REMOTE_USER_TERM	0x13
325 #define HCI_ERROR_REMOTE_LOW_RESOURCES	0x14
326 #define HCI_ERROR_REMOTE_POWER_OFF	0x15
327 #define HCI_ERROR_LOCAL_HOST_TERM	0x16
328 #define HCI_ERROR_PAIRING_NOT_ALLOWED	0x18
329 
330 /* Flow control modes */
331 #define HCI_FLOW_CTL_MODE_PACKET_BASED	0x00
332 #define HCI_FLOW_CTL_MODE_BLOCK_BASED	0x01
333 
334 /* The core spec defines 127 as the "not available" value */
335 #define HCI_TX_POWER_INVALID	127
336 
337 /* Extended Inquiry Response field types */
338 #define EIR_FLAGS		0x01 /* flags */
339 #define EIR_UUID16_SOME		0x02 /* 16-bit UUID, more available */
340 #define EIR_UUID16_ALL		0x03 /* 16-bit UUID, all listed */
341 #define EIR_UUID32_SOME		0x04 /* 32-bit UUID, more available */
342 #define EIR_UUID32_ALL		0x05 /* 32-bit UUID, all listed */
343 #define EIR_UUID128_SOME	0x06 /* 128-bit UUID, more available */
344 #define EIR_UUID128_ALL		0x07 /* 128-bit UUID, all listed */
345 #define EIR_NAME_SHORT		0x08 /* shortened local name */
346 #define EIR_NAME_COMPLETE	0x09 /* complete local name */
347 #define EIR_TX_POWER		0x0A /* transmit power level */
348 #define EIR_CLASS_OF_DEV	0x0D /* Class of Device */
349 #define EIR_SSP_HASH_C		0x0E /* Simple Pairing Hash C */
350 #define EIR_SSP_RAND_R		0x0F /* Simple Pairing Randomizer R */
351 #define EIR_DEVICE_ID		0x10 /* device ID */
352 
353 /* Low Energy Advertising Flags */
354 #define LE_AD_LIMITED		0x01 /* Limited Discoverable */
355 #define LE_AD_GENERAL		0x02 /* General Discoverable */
356 #define LE_AD_NO_BREDR		0x04 /* BR/EDR not supported */
357 #define LE_AD_SIM_LE_BREDR_CTRL	0x08 /* Simultaneous LE & BR/EDR Controller */
358 #define LE_AD_SIM_LE_BREDR_HOST	0x10 /* Simultaneous LE & BR/EDR Host */
359 
360 /* -----  HCI Commands ---- */
361 #define HCI_OP_NOP			0x0000
362 
363 #define HCI_OP_INQUIRY			0x0401
364 struct hci_cp_inquiry {
365 	__u8     lap[3];
366 	__u8     length;
367 	__u8     num_rsp;
368 } __packed;
369 
370 #define HCI_OP_INQUIRY_CANCEL		0x0402
371 
372 #define HCI_OP_PERIODIC_INQ		0x0403
373 
374 #define HCI_OP_EXIT_PERIODIC_INQ	0x0404
375 
376 #define HCI_OP_CREATE_CONN		0x0405
377 struct hci_cp_create_conn {
378 	bdaddr_t bdaddr;
379 	__le16   pkt_type;
380 	__u8     pscan_rep_mode;
381 	__u8     pscan_mode;
382 	__le16   clock_offset;
383 	__u8     role_switch;
384 } __packed;
385 
386 #define HCI_OP_DISCONNECT		0x0406
387 struct hci_cp_disconnect {
388 	__le16   handle;
389 	__u8     reason;
390 } __packed;
391 
392 #define HCI_OP_ADD_SCO			0x0407
393 struct hci_cp_add_sco {
394 	__le16   handle;
395 	__le16   pkt_type;
396 } __packed;
397 
398 #define HCI_OP_CREATE_CONN_CANCEL	0x0408
399 struct hci_cp_create_conn_cancel {
400 	bdaddr_t bdaddr;
401 } __packed;
402 
403 #define HCI_OP_ACCEPT_CONN_REQ		0x0409
404 struct hci_cp_accept_conn_req {
405 	bdaddr_t bdaddr;
406 	__u8     role;
407 } __packed;
408 
409 #define HCI_OP_REJECT_CONN_REQ		0x040a
410 struct hci_cp_reject_conn_req {
411 	bdaddr_t bdaddr;
412 	__u8     reason;
413 } __packed;
414 
415 #define HCI_OP_LINK_KEY_REPLY		0x040b
416 struct hci_cp_link_key_reply {
417 	bdaddr_t bdaddr;
418 	__u8     link_key[HCI_LINK_KEY_SIZE];
419 } __packed;
420 
421 #define HCI_OP_LINK_KEY_NEG_REPLY	0x040c
422 struct hci_cp_link_key_neg_reply {
423 	bdaddr_t bdaddr;
424 } __packed;
425 
426 #define HCI_OP_PIN_CODE_REPLY		0x040d
427 struct hci_cp_pin_code_reply {
428 	bdaddr_t bdaddr;
429 	__u8     pin_len;
430 	__u8     pin_code[16];
431 } __packed;
432 struct hci_rp_pin_code_reply {
433 	__u8     status;
434 	bdaddr_t bdaddr;
435 } __packed;
436 
437 #define HCI_OP_PIN_CODE_NEG_REPLY	0x040e
438 struct hci_cp_pin_code_neg_reply {
439 	bdaddr_t bdaddr;
440 } __packed;
441 struct hci_rp_pin_code_neg_reply {
442 	__u8     status;
443 	bdaddr_t bdaddr;
444 } __packed;
445 
446 #define HCI_OP_CHANGE_CONN_PTYPE	0x040f
447 struct hci_cp_change_conn_ptype {
448 	__le16   handle;
449 	__le16   pkt_type;
450 } __packed;
451 
452 #define HCI_OP_AUTH_REQUESTED		0x0411
453 struct hci_cp_auth_requested {
454 	__le16   handle;
455 } __packed;
456 
457 #define HCI_OP_SET_CONN_ENCRYPT		0x0413
458 struct hci_cp_set_conn_encrypt {
459 	__le16   handle;
460 	__u8     encrypt;
461 } __packed;
462 
463 #define HCI_OP_CHANGE_CONN_LINK_KEY	0x0415
464 struct hci_cp_change_conn_link_key {
465 	__le16   handle;
466 } __packed;
467 
468 #define HCI_OP_REMOTE_NAME_REQ		0x0419
469 struct hci_cp_remote_name_req {
470 	bdaddr_t bdaddr;
471 	__u8     pscan_rep_mode;
472 	__u8     pscan_mode;
473 	__le16   clock_offset;
474 } __packed;
475 
476 #define HCI_OP_REMOTE_NAME_REQ_CANCEL	0x041a
477 struct hci_cp_remote_name_req_cancel {
478 	bdaddr_t bdaddr;
479 } __packed;
480 
481 #define HCI_OP_READ_REMOTE_FEATURES	0x041b
482 struct hci_cp_read_remote_features {
483 	__le16   handle;
484 } __packed;
485 
486 #define HCI_OP_READ_REMOTE_EXT_FEATURES	0x041c
487 struct hci_cp_read_remote_ext_features {
488 	__le16   handle;
489 	__u8     page;
490 } __packed;
491 
492 #define HCI_OP_READ_REMOTE_VERSION	0x041d
493 struct hci_cp_read_remote_version {
494 	__le16   handle;
495 } __packed;
496 
497 #define HCI_OP_SETUP_SYNC_CONN		0x0428
498 struct hci_cp_setup_sync_conn {
499 	__le16   handle;
500 	__le32   tx_bandwidth;
501 	__le32   rx_bandwidth;
502 	__le16   max_latency;
503 	__le16   voice_setting;
504 	__u8     retrans_effort;
505 	__le16   pkt_type;
506 } __packed;
507 
508 #define HCI_OP_ACCEPT_SYNC_CONN_REQ	0x0429
509 struct hci_cp_accept_sync_conn_req {
510 	bdaddr_t bdaddr;
511 	__le32   tx_bandwidth;
512 	__le32   rx_bandwidth;
513 	__le16   max_latency;
514 	__le16   content_format;
515 	__u8     retrans_effort;
516 	__le16   pkt_type;
517 } __packed;
518 
519 #define HCI_OP_REJECT_SYNC_CONN_REQ	0x042a
520 struct hci_cp_reject_sync_conn_req {
521 	bdaddr_t bdaddr;
522 	__u8     reason;
523 } __packed;
524 
525 #define HCI_OP_IO_CAPABILITY_REPLY	0x042b
526 struct hci_cp_io_capability_reply {
527 	bdaddr_t bdaddr;
528 	__u8     capability;
529 	__u8     oob_data;
530 	__u8     authentication;
531 } __packed;
532 
533 #define HCI_OP_USER_CONFIRM_REPLY		0x042c
534 struct hci_cp_user_confirm_reply {
535 	bdaddr_t bdaddr;
536 } __packed;
537 struct hci_rp_user_confirm_reply {
538 	__u8     status;
539 	bdaddr_t bdaddr;
540 } __packed;
541 
542 #define HCI_OP_USER_CONFIRM_NEG_REPLY	0x042d
543 
544 #define HCI_OP_USER_PASSKEY_REPLY		0x042e
545 struct hci_cp_user_passkey_reply {
546 	bdaddr_t bdaddr;
547 	__le32	passkey;
548 } __packed;
549 
550 #define HCI_OP_USER_PASSKEY_NEG_REPLY	0x042f
551 
552 #define HCI_OP_REMOTE_OOB_DATA_REPLY	0x0430
553 struct hci_cp_remote_oob_data_reply {
554 	bdaddr_t bdaddr;
555 	__u8     hash[16];
556 	__u8     randomizer[16];
557 } __packed;
558 
559 #define HCI_OP_REMOTE_OOB_DATA_NEG_REPLY	0x0433
560 struct hci_cp_remote_oob_data_neg_reply {
561 	bdaddr_t bdaddr;
562 } __packed;
563 
564 #define HCI_OP_IO_CAPABILITY_NEG_REPLY	0x0434
565 struct hci_cp_io_capability_neg_reply {
566 	bdaddr_t bdaddr;
567 	__u8     reason;
568 } __packed;
569 
570 #define HCI_OP_CREATE_PHY_LINK		0x0435
571 struct hci_cp_create_phy_link {
572 	__u8     phy_handle;
573 	__u8     key_len;
574 	__u8     key_type;
575 	__u8     key[HCI_AMP_LINK_KEY_SIZE];
576 } __packed;
577 
578 #define HCI_OP_ACCEPT_PHY_LINK		0x0436
579 struct hci_cp_accept_phy_link {
580 	__u8     phy_handle;
581 	__u8     key_len;
582 	__u8     key_type;
583 	__u8     key[HCI_AMP_LINK_KEY_SIZE];
584 } __packed;
585 
586 #define HCI_OP_DISCONN_PHY_LINK		0x0437
587 struct hci_cp_disconn_phy_link {
588 	__u8     phy_handle;
589 	__u8     reason;
590 } __packed;
591 
592 struct ext_flow_spec {
593 	__u8       id;
594 	__u8       stype;
595 	__le16     msdu;
596 	__le32     sdu_itime;
597 	__le32     acc_lat;
598 	__le32     flush_to;
599 } __packed;
600 
601 #define HCI_OP_CREATE_LOGICAL_LINK	0x0438
602 #define HCI_OP_ACCEPT_LOGICAL_LINK	0x0439
603 struct hci_cp_create_accept_logical_link {
604 	__u8                  phy_handle;
605 	struct ext_flow_spec  tx_flow_spec;
606 	struct ext_flow_spec  rx_flow_spec;
607 } __packed;
608 
609 #define HCI_OP_DISCONN_LOGICAL_LINK	0x043a
610 struct hci_cp_disconn_logical_link {
611 	__le16   log_handle;
612 } __packed;
613 
614 #define HCI_OP_LOGICAL_LINK_CANCEL	0x043b
615 struct hci_cp_logical_link_cancel {
616 	__u8     phy_handle;
617 	__u8     flow_spec_id;
618 } __packed;
619 
620 struct hci_rp_logical_link_cancel {
621 	__u8     status;
622 	__u8     phy_handle;
623 	__u8     flow_spec_id;
624 } __packed;
625 
626 #define HCI_OP_SNIFF_MODE		0x0803
627 struct hci_cp_sniff_mode {
628 	__le16   handle;
629 	__le16   max_interval;
630 	__le16   min_interval;
631 	__le16   attempt;
632 	__le16   timeout;
633 } __packed;
634 
635 #define HCI_OP_EXIT_SNIFF_MODE		0x0804
636 struct hci_cp_exit_sniff_mode {
637 	__le16   handle;
638 } __packed;
639 
640 #define HCI_OP_ROLE_DISCOVERY		0x0809
641 struct hci_cp_role_discovery {
642 	__le16   handle;
643 } __packed;
644 struct hci_rp_role_discovery {
645 	__u8     status;
646 	__le16   handle;
647 	__u8     role;
648 } __packed;
649 
650 #define HCI_OP_SWITCH_ROLE		0x080b
651 struct hci_cp_switch_role {
652 	bdaddr_t bdaddr;
653 	__u8     role;
654 } __packed;
655 
656 #define HCI_OP_READ_LINK_POLICY		0x080c
657 struct hci_cp_read_link_policy {
658 	__le16   handle;
659 } __packed;
660 struct hci_rp_read_link_policy {
661 	__u8     status;
662 	__le16   handle;
663 	__le16   policy;
664 } __packed;
665 
666 #define HCI_OP_WRITE_LINK_POLICY	0x080d
667 struct hci_cp_write_link_policy {
668 	__le16   handle;
669 	__le16   policy;
670 } __packed;
671 struct hci_rp_write_link_policy {
672 	__u8     status;
673 	__le16   handle;
674 } __packed;
675 
676 #define HCI_OP_READ_DEF_LINK_POLICY	0x080e
677 struct hci_rp_read_def_link_policy {
678 	__u8     status;
679 	__le16   policy;
680 } __packed;
681 
682 #define HCI_OP_WRITE_DEF_LINK_POLICY	0x080f
683 struct hci_cp_write_def_link_policy {
684 	__le16   policy;
685 } __packed;
686 
687 #define HCI_OP_SNIFF_SUBRATE		0x0811
688 struct hci_cp_sniff_subrate {
689 	__le16   handle;
690 	__le16   max_latency;
691 	__le16   min_remote_timeout;
692 	__le16   min_local_timeout;
693 } __packed;
694 
695 #define HCI_OP_SET_EVENT_MASK		0x0c01
696 struct hci_cp_set_event_mask {
697 	__u8     mask[8];
698 } __packed;
699 
700 #define HCI_OP_RESET			0x0c03
701 
702 #define HCI_OP_SET_EVENT_FLT		0x0c05
703 struct hci_cp_set_event_flt {
704 	__u8     flt_type;
705 	__u8     cond_type;
706 	__u8     condition[0];
707 } __packed;
708 
709 /* Filter types */
710 #define HCI_FLT_CLEAR_ALL	0x00
711 #define HCI_FLT_INQ_RESULT	0x01
712 #define HCI_FLT_CONN_SETUP	0x02
713 
714 /* CONN_SETUP Condition types */
715 #define HCI_CONN_SETUP_ALLOW_ALL	0x00
716 #define HCI_CONN_SETUP_ALLOW_CLASS	0x01
717 #define HCI_CONN_SETUP_ALLOW_BDADDR	0x02
718 
719 /* CONN_SETUP Conditions */
720 #define HCI_CONN_SETUP_AUTO_OFF	0x01
721 #define HCI_CONN_SETUP_AUTO_ON	0x02
722 
723 #define HCI_OP_DELETE_STORED_LINK_KEY	0x0c12
724 struct hci_cp_delete_stored_link_key {
725 	bdaddr_t bdaddr;
726 	__u8     delete_all;
727 } __packed;
728 
729 #define HCI_MAX_NAME_LENGTH		248
730 
731 #define HCI_OP_WRITE_LOCAL_NAME		0x0c13
732 struct hci_cp_write_local_name {
733 	__u8     name[HCI_MAX_NAME_LENGTH];
734 } __packed;
735 
736 #define HCI_OP_READ_LOCAL_NAME		0x0c14
737 struct hci_rp_read_local_name {
738 	__u8     status;
739 	__u8     name[HCI_MAX_NAME_LENGTH];
740 } __packed;
741 
742 #define HCI_OP_WRITE_CA_TIMEOUT		0x0c16
743 
744 #define HCI_OP_WRITE_PG_TIMEOUT		0x0c18
745 
746 #define HCI_OP_WRITE_SCAN_ENABLE	0x0c1a
747 	#define SCAN_DISABLED		0x00
748 	#define SCAN_INQUIRY		0x01
749 	#define SCAN_PAGE		0x02
750 
751 #define HCI_OP_READ_AUTH_ENABLE		0x0c1f
752 
753 #define HCI_OP_WRITE_AUTH_ENABLE	0x0c20
754 	#define AUTH_DISABLED		0x00
755 	#define AUTH_ENABLED		0x01
756 
757 #define HCI_OP_READ_ENCRYPT_MODE	0x0c21
758 
759 #define HCI_OP_WRITE_ENCRYPT_MODE	0x0c22
760 	#define ENCRYPT_DISABLED	0x00
761 	#define ENCRYPT_P2P		0x01
762 	#define ENCRYPT_BOTH		0x02
763 
764 #define HCI_OP_READ_CLASS_OF_DEV	0x0c23
765 struct hci_rp_read_class_of_dev {
766 	__u8     status;
767 	__u8     dev_class[3];
768 } __packed;
769 
770 #define HCI_OP_WRITE_CLASS_OF_DEV	0x0c24
771 struct hci_cp_write_class_of_dev {
772 	__u8     dev_class[3];
773 } __packed;
774 
775 #define HCI_OP_READ_VOICE_SETTING	0x0c25
776 struct hci_rp_read_voice_setting {
777 	__u8     status;
778 	__le16   voice_setting;
779 } __packed;
780 
781 #define HCI_OP_WRITE_VOICE_SETTING	0x0c26
782 struct hci_cp_write_voice_setting {
783 	__le16   voice_setting;
784 } __packed;
785 
786 #define HCI_OP_HOST_BUFFER_SIZE		0x0c33
787 struct hci_cp_host_buffer_size {
788 	__le16   acl_mtu;
789 	__u8     sco_mtu;
790 	__le16   acl_max_pkt;
791 	__le16   sco_max_pkt;
792 } __packed;
793 
794 #define HCI_OP_WRITE_INQUIRY_MODE	0x0c45
795 
796 #define HCI_MAX_EIR_LENGTH		240
797 
798 #define HCI_OP_WRITE_EIR		0x0c52
799 struct hci_cp_write_eir {
800 	__u8	fec;
801 	__u8	data[HCI_MAX_EIR_LENGTH];
802 } __packed;
803 
804 #define HCI_OP_READ_SSP_MODE		0x0c55
805 struct hci_rp_read_ssp_mode {
806 	__u8     status;
807 	__u8     mode;
808 } __packed;
809 
810 #define HCI_OP_WRITE_SSP_MODE		0x0c56
811 struct hci_cp_write_ssp_mode {
812 	__u8     mode;
813 } __packed;
814 
815 #define HCI_OP_READ_LOCAL_OOB_DATA		0x0c57
816 struct hci_rp_read_local_oob_data {
817 	__u8     status;
818 	__u8     hash[16];
819 	__u8     randomizer[16];
820 } __packed;
821 
822 #define HCI_OP_READ_INQ_RSP_TX_POWER	0x0c58
823 struct hci_rp_read_inq_rsp_tx_power {
824 	__u8     status;
825 	__s8     tx_power;
826 } __packed;
827 
828 #define HCI_OP_READ_FLOW_CONTROL_MODE	0x0c66
829 struct hci_rp_read_flow_control_mode {
830 	__u8     status;
831 	__u8     mode;
832 } __packed;
833 
834 #define HCI_OP_WRITE_LE_HOST_SUPPORTED	0x0c6d
835 struct hci_cp_write_le_host_supported {
836 	__u8	le;
837 	__u8	simul;
838 } __packed;
839 
840 #define HCI_OP_READ_LOCAL_VERSION	0x1001
841 struct hci_rp_read_local_version {
842 	__u8     status;
843 	__u8     hci_ver;
844 	__le16   hci_rev;
845 	__u8     lmp_ver;
846 	__le16   manufacturer;
847 	__le16   lmp_subver;
848 } __packed;
849 
850 #define HCI_OP_READ_LOCAL_COMMANDS	0x1002
851 struct hci_rp_read_local_commands {
852 	__u8     status;
853 	__u8     commands[64];
854 } __packed;
855 
856 #define HCI_OP_READ_LOCAL_FEATURES	0x1003
857 struct hci_rp_read_local_features {
858 	__u8     status;
859 	__u8     features[8];
860 } __packed;
861 
862 #define HCI_OP_READ_LOCAL_EXT_FEATURES	0x1004
863 struct hci_cp_read_local_ext_features {
864 	__u8     page;
865 } __packed;
866 struct hci_rp_read_local_ext_features {
867 	__u8     status;
868 	__u8     page;
869 	__u8     max_page;
870 	__u8     features[8];
871 } __packed;
872 
873 #define HCI_OP_READ_BUFFER_SIZE		0x1005
874 struct hci_rp_read_buffer_size {
875 	__u8     status;
876 	__le16   acl_mtu;
877 	__u8     sco_mtu;
878 	__le16   acl_max_pkt;
879 	__le16   sco_max_pkt;
880 } __packed;
881 
882 #define HCI_OP_READ_BD_ADDR		0x1009
883 struct hci_rp_read_bd_addr {
884 	__u8     status;
885 	bdaddr_t bdaddr;
886 } __packed;
887 
888 #define HCI_OP_READ_DATA_BLOCK_SIZE	0x100a
889 struct hci_rp_read_data_block_size {
890 	__u8     status;
891 	__le16   max_acl_len;
892 	__le16   block_len;
893 	__le16   num_blocks;
894 } __packed;
895 
896 #define HCI_OP_READ_PAGE_SCAN_ACTIVITY	0x0c1b
897 struct hci_rp_read_page_scan_activity {
898 	__u8     status;
899 	__le16   interval;
900 	__le16   window;
901 } __packed;
902 
903 #define HCI_OP_WRITE_PAGE_SCAN_ACTIVITY	0x0c1c
904 struct hci_cp_write_page_scan_activity {
905 	__le16   interval;
906 	__le16   window;
907 } __packed;
908 
909 #define HCI_OP_READ_PAGE_SCAN_TYPE	0x0c46
910 struct hci_rp_read_page_scan_type {
911 	__u8     status;
912 	__u8     type;
913 } __packed;
914 
915 #define HCI_OP_WRITE_PAGE_SCAN_TYPE	0x0c47
916 	#define PAGE_SCAN_TYPE_STANDARD		0x00
917 	#define PAGE_SCAN_TYPE_INTERLACED	0x01
918 
919 #define HCI_OP_READ_LOCAL_AMP_INFO	0x1409
920 struct hci_rp_read_local_amp_info {
921 	__u8     status;
922 	__u8     amp_status;
923 	__le32   total_bw;
924 	__le32   max_bw;
925 	__le32   min_latency;
926 	__le32   max_pdu;
927 	__u8     amp_type;
928 	__le16   pal_cap;
929 	__le16   max_assoc_size;
930 	__le32   max_flush_to;
931 	__le32   be_flush_to;
932 } __packed;
933 
934 #define HCI_OP_READ_LOCAL_AMP_ASSOC	0x140a
935 struct hci_cp_read_local_amp_assoc {
936 	__u8     phy_handle;
937 	__le16   len_so_far;
938 	__le16   max_len;
939 } __packed;
940 struct hci_rp_read_local_amp_assoc {
941 	__u8     status;
942 	__u8     phy_handle;
943 	__le16   rem_len;
944 	__u8     frag[0];
945 } __packed;
946 
947 #define HCI_OP_WRITE_REMOTE_AMP_ASSOC	0x140b
948 struct hci_cp_write_remote_amp_assoc {
949 	__u8     phy_handle;
950 	__le16   len_so_far;
951 	__le16   rem_len;
952 	__u8     frag[0];
953 } __packed;
954 struct hci_rp_write_remote_amp_assoc {
955 	__u8     status;
956 	__u8     phy_handle;
957 } __packed;
958 
959 #define HCI_OP_LE_SET_EVENT_MASK	0x2001
960 struct hci_cp_le_set_event_mask {
961 	__u8     mask[8];
962 } __packed;
963 
964 #define HCI_OP_LE_READ_BUFFER_SIZE	0x2002
965 struct hci_rp_le_read_buffer_size {
966 	__u8     status;
967 	__le16   le_mtu;
968 	__u8     le_max_pkt;
969 } __packed;
970 
971 #define HCI_OP_LE_READ_LOCAL_FEATURES	0x2003
972 struct hci_rp_le_read_local_features {
973 	__u8     status;
974 	__u8     features[8];
975 } __packed;
976 
977 #define HCI_OP_LE_READ_ADV_TX_POWER	0x2007
978 struct hci_rp_le_read_adv_tx_power {
979 	__u8	status;
980 	__s8	tx_power;
981 } __packed;
982 
983 #define HCI_MAX_AD_LENGTH		31
984 
985 #define HCI_OP_LE_SET_ADV_DATA		0x2008
986 struct hci_cp_le_set_adv_data {
987 	__u8	length;
988 	__u8	data[HCI_MAX_AD_LENGTH];
989 } __packed;
990 
991 #define HCI_OP_LE_SET_ADV_ENABLE	0x200a
992 
993 #define LE_SCAN_PASSIVE			0x00
994 #define LE_SCAN_ACTIVE			0x01
995 
996 #define HCI_OP_LE_SET_SCAN_PARAM	0x200b
997 struct hci_cp_le_set_scan_param {
998 	__u8    type;
999 	__le16  interval;
1000 	__le16  window;
1001 	__u8    own_address_type;
1002 	__u8    filter_policy;
1003 } __packed;
1004 
1005 #define LE_SCAN_DISABLE			0x00
1006 #define LE_SCAN_ENABLE			0x01
1007 #define LE_SCAN_FILTER_DUP_DISABLE	0x00
1008 #define LE_SCAN_FILTER_DUP_ENABLE	0x01
1009 
1010 #define HCI_OP_LE_SET_SCAN_ENABLE	0x200c
1011 struct hci_cp_le_set_scan_enable {
1012 	__u8     enable;
1013 	__u8     filter_dup;
1014 } __packed;
1015 
1016 #define HCI_OP_LE_CREATE_CONN		0x200d
1017 struct hci_cp_le_create_conn {
1018 	__le16   scan_interval;
1019 	__le16   scan_window;
1020 	__u8     filter_policy;
1021 	__u8     peer_addr_type;
1022 	bdaddr_t peer_addr;
1023 	__u8     own_address_type;
1024 	__le16   conn_interval_min;
1025 	__le16   conn_interval_max;
1026 	__le16   conn_latency;
1027 	__le16   supervision_timeout;
1028 	__le16   min_ce_len;
1029 	__le16   max_ce_len;
1030 } __packed;
1031 
1032 #define HCI_OP_LE_CREATE_CONN_CANCEL	0x200e
1033 
1034 #define HCI_OP_LE_READ_WHITE_LIST_SIZE	0x200f
1035 struct hci_rp_le_read_white_list_size {
1036 	__u8	status;
1037 	__u8	size;
1038 } __packed;
1039 
1040 #define HCI_OP_LE_CONN_UPDATE		0x2013
1041 struct hci_cp_le_conn_update {
1042 	__le16   handle;
1043 	__le16   conn_interval_min;
1044 	__le16   conn_interval_max;
1045 	__le16   conn_latency;
1046 	__le16   supervision_timeout;
1047 	__le16   min_ce_len;
1048 	__le16   max_ce_len;
1049 } __packed;
1050 
1051 #define HCI_OP_LE_START_ENC		0x2019
1052 struct hci_cp_le_start_enc {
1053 	__le16	handle;
1054 	__u8	rand[8];
1055 	__le16	ediv;
1056 	__u8	ltk[16];
1057 } __packed;
1058 
1059 #define HCI_OP_LE_LTK_REPLY		0x201a
1060 struct hci_cp_le_ltk_reply {
1061 	__le16	handle;
1062 	__u8	ltk[16];
1063 } __packed;
1064 struct hci_rp_le_ltk_reply {
1065 	__u8	status;
1066 	__le16	handle;
1067 } __packed;
1068 
1069 #define HCI_OP_LE_LTK_NEG_REPLY		0x201b
1070 struct hci_cp_le_ltk_neg_reply {
1071 	__le16	handle;
1072 } __packed;
1073 struct hci_rp_le_ltk_neg_reply {
1074 	__u8	status;
1075 	__le16	handle;
1076 } __packed;
1077 
1078 #define HCI_OP_LE_READ_SUPPORTED_STATES	0x201c
1079 struct hci_rp_le_read_supported_states {
1080 	__u8	status;
1081 	__u8	le_states[8];
1082 } __packed;
1083 
1084 /* ---- HCI Events ---- */
1085 #define HCI_EV_INQUIRY_COMPLETE		0x01
1086 
1087 #define HCI_EV_INQUIRY_RESULT		0x02
1088 struct inquiry_info {
1089 	bdaddr_t bdaddr;
1090 	__u8     pscan_rep_mode;
1091 	__u8     pscan_period_mode;
1092 	__u8     pscan_mode;
1093 	__u8     dev_class[3];
1094 	__le16   clock_offset;
1095 } __packed;
1096 
1097 #define HCI_EV_CONN_COMPLETE		0x03
1098 struct hci_ev_conn_complete {
1099 	__u8     status;
1100 	__le16   handle;
1101 	bdaddr_t bdaddr;
1102 	__u8     link_type;
1103 	__u8     encr_mode;
1104 } __packed;
1105 
1106 #define HCI_EV_CONN_REQUEST		0x04
1107 struct hci_ev_conn_request {
1108 	bdaddr_t bdaddr;
1109 	__u8     dev_class[3];
1110 	__u8     link_type;
1111 } __packed;
1112 
1113 #define HCI_EV_DISCONN_COMPLETE		0x05
1114 struct hci_ev_disconn_complete {
1115 	__u8     status;
1116 	__le16   handle;
1117 	__u8     reason;
1118 } __packed;
1119 
1120 #define HCI_EV_AUTH_COMPLETE		0x06
1121 struct hci_ev_auth_complete {
1122 	__u8     status;
1123 	__le16   handle;
1124 } __packed;
1125 
1126 #define HCI_EV_REMOTE_NAME		0x07
1127 struct hci_ev_remote_name {
1128 	__u8     status;
1129 	bdaddr_t bdaddr;
1130 	__u8     name[HCI_MAX_NAME_LENGTH];
1131 } __packed;
1132 
1133 #define HCI_EV_ENCRYPT_CHANGE		0x08
1134 struct hci_ev_encrypt_change {
1135 	__u8     status;
1136 	__le16   handle;
1137 	__u8     encrypt;
1138 } __packed;
1139 
1140 #define HCI_EV_CHANGE_LINK_KEY_COMPLETE	0x09
1141 struct hci_ev_change_link_key_complete {
1142 	__u8     status;
1143 	__le16   handle;
1144 } __packed;
1145 
1146 #define HCI_EV_REMOTE_FEATURES		0x0b
1147 struct hci_ev_remote_features {
1148 	__u8     status;
1149 	__le16   handle;
1150 	__u8     features[8];
1151 } __packed;
1152 
1153 #define HCI_EV_REMOTE_VERSION		0x0c
1154 struct hci_ev_remote_version {
1155 	__u8     status;
1156 	__le16   handle;
1157 	__u8     lmp_ver;
1158 	__le16   manufacturer;
1159 	__le16   lmp_subver;
1160 } __packed;
1161 
1162 #define HCI_EV_QOS_SETUP_COMPLETE	0x0d
1163 struct hci_qos {
1164 	__u8     service_type;
1165 	__u32    token_rate;
1166 	__u32    peak_bandwidth;
1167 	__u32    latency;
1168 	__u32    delay_variation;
1169 } __packed;
1170 struct hci_ev_qos_setup_complete {
1171 	__u8     status;
1172 	__le16   handle;
1173 	struct   hci_qos qos;
1174 } __packed;
1175 
1176 #define HCI_EV_CMD_COMPLETE		0x0e
1177 struct hci_ev_cmd_complete {
1178 	__u8     ncmd;
1179 	__le16   opcode;
1180 } __packed;
1181 
1182 #define HCI_EV_CMD_STATUS		0x0f
1183 struct hci_ev_cmd_status {
1184 	__u8     status;
1185 	__u8     ncmd;
1186 	__le16   opcode;
1187 } __packed;
1188 
1189 #define HCI_EV_ROLE_CHANGE		0x12
1190 struct hci_ev_role_change {
1191 	__u8     status;
1192 	bdaddr_t bdaddr;
1193 	__u8     role;
1194 } __packed;
1195 
1196 #define HCI_EV_NUM_COMP_PKTS		0x13
1197 struct hci_comp_pkts_info {
1198 	__le16   handle;
1199 	__le16   count;
1200 } __packed;
1201 
1202 struct hci_ev_num_comp_pkts {
1203 	__u8     num_hndl;
1204 	struct hci_comp_pkts_info handles[0];
1205 } __packed;
1206 
1207 #define HCI_EV_MODE_CHANGE		0x14
1208 struct hci_ev_mode_change {
1209 	__u8     status;
1210 	__le16   handle;
1211 	__u8     mode;
1212 	__le16   interval;
1213 } __packed;
1214 
1215 #define HCI_EV_PIN_CODE_REQ		0x16
1216 struct hci_ev_pin_code_req {
1217 	bdaddr_t bdaddr;
1218 } __packed;
1219 
1220 #define HCI_EV_LINK_KEY_REQ		0x17
1221 struct hci_ev_link_key_req {
1222 	bdaddr_t bdaddr;
1223 } __packed;
1224 
1225 #define HCI_EV_LINK_KEY_NOTIFY		0x18
1226 struct hci_ev_link_key_notify {
1227 	bdaddr_t bdaddr;
1228 	__u8     link_key[HCI_LINK_KEY_SIZE];
1229 	__u8     key_type;
1230 } __packed;
1231 
1232 #define HCI_EV_CLOCK_OFFSET		0x1c
1233 struct hci_ev_clock_offset {
1234 	__u8     status;
1235 	__le16   handle;
1236 	__le16   clock_offset;
1237 } __packed;
1238 
1239 #define HCI_EV_PKT_TYPE_CHANGE		0x1d
1240 struct hci_ev_pkt_type_change {
1241 	__u8     status;
1242 	__le16   handle;
1243 	__le16   pkt_type;
1244 } __packed;
1245 
1246 #define HCI_EV_PSCAN_REP_MODE		0x20
1247 struct hci_ev_pscan_rep_mode {
1248 	bdaddr_t bdaddr;
1249 	__u8     pscan_rep_mode;
1250 } __packed;
1251 
1252 #define HCI_EV_INQUIRY_RESULT_WITH_RSSI	0x22
1253 struct inquiry_info_with_rssi {
1254 	bdaddr_t bdaddr;
1255 	__u8     pscan_rep_mode;
1256 	__u8     pscan_period_mode;
1257 	__u8     dev_class[3];
1258 	__le16   clock_offset;
1259 	__s8     rssi;
1260 } __packed;
1261 struct inquiry_info_with_rssi_and_pscan_mode {
1262 	bdaddr_t bdaddr;
1263 	__u8     pscan_rep_mode;
1264 	__u8     pscan_period_mode;
1265 	__u8     pscan_mode;
1266 	__u8     dev_class[3];
1267 	__le16   clock_offset;
1268 	__s8     rssi;
1269 } __packed;
1270 
1271 #define HCI_EV_REMOTE_EXT_FEATURES	0x23
1272 struct hci_ev_remote_ext_features {
1273 	__u8     status;
1274 	__le16   handle;
1275 	__u8     page;
1276 	__u8     max_page;
1277 	__u8     features[8];
1278 } __packed;
1279 
1280 #define HCI_EV_SYNC_CONN_COMPLETE	0x2c
1281 struct hci_ev_sync_conn_complete {
1282 	__u8     status;
1283 	__le16   handle;
1284 	bdaddr_t bdaddr;
1285 	__u8     link_type;
1286 	__u8     tx_interval;
1287 	__u8     retrans_window;
1288 	__le16   rx_pkt_len;
1289 	__le16   tx_pkt_len;
1290 	__u8     air_mode;
1291 } __packed;
1292 
1293 #define HCI_EV_SYNC_CONN_CHANGED	0x2d
1294 struct hci_ev_sync_conn_changed {
1295 	__u8     status;
1296 	__le16   handle;
1297 	__u8     tx_interval;
1298 	__u8     retrans_window;
1299 	__le16   rx_pkt_len;
1300 	__le16   tx_pkt_len;
1301 } __packed;
1302 
1303 #define HCI_EV_SNIFF_SUBRATE		0x2e
1304 struct hci_ev_sniff_subrate {
1305 	__u8     status;
1306 	__le16   handle;
1307 	__le16   max_tx_latency;
1308 	__le16   max_rx_latency;
1309 	__le16   max_remote_timeout;
1310 	__le16   max_local_timeout;
1311 } __packed;
1312 
1313 #define HCI_EV_EXTENDED_INQUIRY_RESULT	0x2f
1314 struct extended_inquiry_info {
1315 	bdaddr_t bdaddr;
1316 	__u8     pscan_rep_mode;
1317 	__u8     pscan_period_mode;
1318 	__u8     dev_class[3];
1319 	__le16   clock_offset;
1320 	__s8     rssi;
1321 	__u8     data[240];
1322 } __packed;
1323 
1324 #define HCI_EV_KEY_REFRESH_COMPLETE	0x30
1325 struct hci_ev_key_refresh_complete {
1326 	__u8	status;
1327 	__le16	handle;
1328 } __packed;
1329 
1330 #define HCI_EV_IO_CAPA_REQUEST		0x31
1331 struct hci_ev_io_capa_request {
1332 	bdaddr_t bdaddr;
1333 } __packed;
1334 
1335 #define HCI_EV_IO_CAPA_REPLY		0x32
1336 struct hci_ev_io_capa_reply {
1337 	bdaddr_t bdaddr;
1338 	__u8     capability;
1339 	__u8     oob_data;
1340 	__u8     authentication;
1341 } __packed;
1342 
1343 #define HCI_EV_USER_CONFIRM_REQUEST	0x33
1344 struct hci_ev_user_confirm_req {
1345 	bdaddr_t	bdaddr;
1346 	__le32		passkey;
1347 } __packed;
1348 
1349 #define HCI_EV_USER_PASSKEY_REQUEST	0x34
1350 struct hci_ev_user_passkey_req {
1351 	bdaddr_t	bdaddr;
1352 } __packed;
1353 
1354 #define HCI_EV_REMOTE_OOB_DATA_REQUEST	0x35
1355 struct hci_ev_remote_oob_data_request {
1356 	bdaddr_t bdaddr;
1357 } __packed;
1358 
1359 #define HCI_EV_SIMPLE_PAIR_COMPLETE	0x36
1360 struct hci_ev_simple_pair_complete {
1361 	__u8     status;
1362 	bdaddr_t bdaddr;
1363 } __packed;
1364 
1365 #define HCI_EV_USER_PASSKEY_NOTIFY	0x3b
1366 struct hci_ev_user_passkey_notify {
1367 	bdaddr_t	bdaddr;
1368 	__le32		passkey;
1369 } __packed;
1370 
1371 #define HCI_KEYPRESS_STARTED		0
1372 #define HCI_KEYPRESS_ENTERED		1
1373 #define HCI_KEYPRESS_ERASED		2
1374 #define HCI_KEYPRESS_CLEARED		3
1375 #define HCI_KEYPRESS_COMPLETED		4
1376 
1377 #define HCI_EV_KEYPRESS_NOTIFY		0x3c
1378 struct hci_ev_keypress_notify {
1379 	bdaddr_t	bdaddr;
1380 	__u8		type;
1381 } __packed;
1382 
1383 #define HCI_EV_REMOTE_HOST_FEATURES	0x3d
1384 struct hci_ev_remote_host_features {
1385 	bdaddr_t bdaddr;
1386 	__u8     features[8];
1387 } __packed;
1388 
1389 #define HCI_EV_LE_META			0x3e
1390 struct hci_ev_le_meta {
1391 	__u8     subevent;
1392 } __packed;
1393 
1394 #define HCI_EV_PHY_LINK_COMPLETE	0x40
1395 struct hci_ev_phy_link_complete {
1396 	__u8     status;
1397 	__u8     phy_handle;
1398 } __packed;
1399 
1400 #define HCI_EV_CHANNEL_SELECTED		0x41
1401 struct hci_ev_channel_selected {
1402 	__u8     phy_handle;
1403 } __packed;
1404 
1405 #define HCI_EV_DISCONN_PHY_LINK_COMPLETE	0x42
1406 struct hci_ev_disconn_phy_link_complete {
1407 	__u8     status;
1408 	__u8     phy_handle;
1409 	__u8     reason;
1410 } __packed;
1411 
1412 #define HCI_EV_LOGICAL_LINK_COMPLETE		0x45
1413 struct hci_ev_logical_link_complete {
1414 	__u8     status;
1415 	__le16   handle;
1416 	__u8     phy_handle;
1417 	__u8     flow_spec_id;
1418 } __packed;
1419 
1420 #define HCI_EV_DISCONN_LOGICAL_LINK_COMPLETE	0x46
1421 struct hci_ev_disconn_logical_link_complete {
1422 	__u8     status;
1423 	__le16   handle;
1424 	__u8     reason;
1425 } __packed;
1426 
1427 #define HCI_EV_NUM_COMP_BLOCKS		0x48
1428 struct hci_comp_blocks_info {
1429 	__le16   handle;
1430 	__le16   pkts;
1431 	__le16   blocks;
1432 } __packed;
1433 
1434 struct hci_ev_num_comp_blocks {
1435 	__le16   num_blocks;
1436 	__u8     num_hndl;
1437 	struct hci_comp_blocks_info handles[0];
1438 } __packed;
1439 
1440 /* Low energy meta events */
1441 #define LE_CONN_ROLE_MASTER	0x00
1442 
1443 #define HCI_EV_LE_CONN_COMPLETE		0x01
1444 struct hci_ev_le_conn_complete {
1445 	__u8     status;
1446 	__le16   handle;
1447 	__u8     role;
1448 	__u8     bdaddr_type;
1449 	bdaddr_t bdaddr;
1450 	__le16   interval;
1451 	__le16   latency;
1452 	__le16   supervision_timeout;
1453 	__u8     clk_accurancy;
1454 } __packed;
1455 
1456 #define HCI_EV_LE_LTK_REQ		0x05
1457 struct hci_ev_le_ltk_req {
1458 	__le16	handle;
1459 	__u8	random[8];
1460 	__le16	ediv;
1461 } __packed;
1462 
1463 /* Advertising report event types */
1464 #define ADV_IND		0x00
1465 #define ADV_DIRECT_IND	0x01
1466 #define ADV_SCAN_IND	0x02
1467 #define ADV_NONCONN_IND	0x03
1468 #define ADV_SCAN_RSP	0x04
1469 
1470 #define ADDR_LE_DEV_PUBLIC	0x00
1471 #define ADDR_LE_DEV_RANDOM	0x01
1472 
1473 #define HCI_EV_LE_ADVERTISING_REPORT	0x02
1474 struct hci_ev_le_advertising_info {
1475 	__u8	 evt_type;
1476 	__u8	 bdaddr_type;
1477 	bdaddr_t bdaddr;
1478 	__u8	 length;
1479 	__u8	 data[0];
1480 } __packed;
1481 
1482 /* Internal events generated by Bluetooth stack */
1483 #define HCI_EV_STACK_INTERNAL	0xfd
1484 struct hci_ev_stack_internal {
1485 	__u16    type;
1486 	__u8     data[0];
1487 } __packed;
1488 
1489 #define HCI_EV_SI_DEVICE	0x01
1490 struct hci_ev_si_device {
1491 	__u16    event;
1492 	__u16    dev_id;
1493 } __packed;
1494 
1495 #define HCI_EV_SI_SECURITY	0x02
1496 struct hci_ev_si_security {
1497 	__u16    event;
1498 	__u16    proto;
1499 	__u16    subproto;
1500 	__u8     incoming;
1501 } __packed;
1502 
1503 /* ---- HCI Packet structures ---- */
1504 #define HCI_COMMAND_HDR_SIZE 3
1505 #define HCI_EVENT_HDR_SIZE   2
1506 #define HCI_ACL_HDR_SIZE     4
1507 #define HCI_SCO_HDR_SIZE     3
1508 
1509 struct hci_command_hdr {
1510 	__le16	opcode;		/* OCF & OGF */
1511 	__u8	plen;
1512 } __packed;
1513 
1514 struct hci_event_hdr {
1515 	__u8	evt;
1516 	__u8	plen;
1517 } __packed;
1518 
1519 struct hci_acl_hdr {
1520 	__le16	handle;		/* Handle & Flags(PB, BC) */
1521 	__le16	dlen;
1522 } __packed;
1523 
1524 struct hci_sco_hdr {
1525 	__le16	handle;
1526 	__u8	dlen;
1527 } __packed;
1528 
1529 static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
1530 {
1531 	return (struct hci_event_hdr *) skb->data;
1532 }
1533 
1534 static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb)
1535 {
1536 	return (struct hci_acl_hdr *) skb->data;
1537 }
1538 
1539 static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
1540 {
1541 	return (struct hci_sco_hdr *) skb->data;
1542 }
1543 
1544 /* Command opcode pack/unpack */
1545 #define hci_opcode_pack(ogf, ocf)	((__u16) ((ocf & 0x03ff)|(ogf << 10)))
1546 #define hci_opcode_ogf(op)		(op >> 10)
1547 #define hci_opcode_ocf(op)		(op & 0x03ff)
1548 
1549 /* ACL handle and flags pack/unpack */
1550 #define hci_handle_pack(h, f)	((__u16) ((h & 0x0fff)|(f << 12)))
1551 #define hci_handle(h)		(h & 0x0fff)
1552 #define hci_flags(h)		(h >> 12)
1553 
1554 /* ---- HCI Sockets ---- */
1555 
1556 /* Socket options */
1557 #define HCI_DATA_DIR	1
1558 #define HCI_FILTER	2
1559 #define HCI_TIME_STAMP	3
1560 
1561 /* CMSG flags */
1562 #define HCI_CMSG_DIR	0x0001
1563 #define HCI_CMSG_TSTAMP	0x0002
1564 
1565 struct sockaddr_hci {
1566 	sa_family_t    hci_family;
1567 	unsigned short hci_dev;
1568 	unsigned short hci_channel;
1569 };
1570 #define HCI_DEV_NONE	0xffff
1571 
1572 #define HCI_CHANNEL_RAW		0
1573 #define HCI_CHANNEL_MONITOR	2
1574 #define HCI_CHANNEL_CONTROL	3
1575 
1576 struct hci_filter {
1577 	unsigned long type_mask;
1578 	unsigned long event_mask[2];
1579 	__le16 opcode;
1580 };
1581 
1582 struct hci_ufilter {
1583 	__u32  type_mask;
1584 	__u32  event_mask[2];
1585 	__le16 opcode;
1586 };
1587 
1588 #define HCI_FLT_TYPE_BITS	31
1589 #define HCI_FLT_EVENT_BITS	63
1590 #define HCI_FLT_OGF_BITS	63
1591 #define HCI_FLT_OCF_BITS	127
1592 
1593 /* ---- HCI Ioctl requests structures ---- */
1594 struct hci_dev_stats {
1595 	__u32 err_rx;
1596 	__u32 err_tx;
1597 	__u32 cmd_tx;
1598 	__u32 evt_rx;
1599 	__u32 acl_tx;
1600 	__u32 acl_rx;
1601 	__u32 sco_tx;
1602 	__u32 sco_rx;
1603 	__u32 byte_rx;
1604 	__u32 byte_tx;
1605 };
1606 
1607 struct hci_dev_info {
1608 	__u16 dev_id;
1609 	char  name[8];
1610 
1611 	bdaddr_t bdaddr;
1612 
1613 	__u32 flags;
1614 	__u8  type;
1615 
1616 	__u8  features[8];
1617 
1618 	__u32 pkt_type;
1619 	__u32 link_policy;
1620 	__u32 link_mode;
1621 
1622 	__u16 acl_mtu;
1623 	__u16 acl_pkts;
1624 	__u16 sco_mtu;
1625 	__u16 sco_pkts;
1626 
1627 	struct hci_dev_stats stat;
1628 };
1629 
1630 struct hci_conn_info {
1631 	__u16    handle;
1632 	bdaddr_t bdaddr;
1633 	__u8     type;
1634 	__u8     out;
1635 	__u16    state;
1636 	__u32    link_mode;
1637 };
1638 
1639 struct hci_dev_req {
1640 	__u16  dev_id;
1641 	__u32  dev_opt;
1642 };
1643 
1644 struct hci_dev_list_req {
1645 	__u16  dev_num;
1646 	struct hci_dev_req dev_req[0];	/* hci_dev_req structures */
1647 };
1648 
1649 struct hci_conn_list_req {
1650 	__u16  dev_id;
1651 	__u16  conn_num;
1652 	struct hci_conn_info conn_info[0];
1653 };
1654 
1655 struct hci_conn_info_req {
1656 	bdaddr_t bdaddr;
1657 	__u8     type;
1658 	struct   hci_conn_info conn_info[0];
1659 };
1660 
1661 struct hci_auth_info_req {
1662 	bdaddr_t bdaddr;
1663 	__u8     type;
1664 };
1665 
1666 struct hci_inquiry_req {
1667 	__u16 dev_id;
1668 	__u16 flags;
1669 	__u8  lap[3];
1670 	__u8  length;
1671 	__u8  num_rsp;
1672 };
1673 #define IREQ_CACHE_FLUSH 0x0001
1674 
1675 extern bool enable_hs;
1676 
1677 #endif /* __HCI_H */
1678