1 /*
2    BlueZ - Bluetooth protocol stack for Linux
3    Copyright (C) 2000-2001 Qualcomm Incorporated
4 
5    Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
6 
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License version 2 as
9    published by the Free Software Foundation;
10 
11    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
12    OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
14    IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
15    CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
16    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 
20    ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
21    COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
22    SOFTWARE IS DISCLAIMED.
23 */
24 
25 #ifndef __HCI_H
26 #define __HCI_H
27 
28 #define HCI_MAX_ACL_SIZE	1024
29 #define HCI_MAX_SCO_SIZE	255
30 #define HCI_MAX_EVENT_SIZE	260
31 #define HCI_MAX_FRAME_SIZE	(HCI_MAX_ACL_SIZE + 4)
32 
33 /* HCI dev events */
34 #define HCI_DEV_REG			1
35 #define HCI_DEV_UNREG			2
36 #define HCI_DEV_UP			3
37 #define HCI_DEV_DOWN			4
38 #define HCI_DEV_SUSPEND			5
39 #define HCI_DEV_RESUME			6
40 
41 /* HCI notify events */
42 #define HCI_NOTIFY_CONN_ADD		1
43 #define HCI_NOTIFY_CONN_DEL		2
44 #define HCI_NOTIFY_VOICE_SETTING	3
45 
46 /* HCI bus types */
47 #define HCI_VIRTUAL	0
48 #define HCI_USB		1
49 #define HCI_PCCARD	2
50 #define HCI_UART	3
51 #define HCI_RS232	4
52 #define HCI_PCI		5
53 #define HCI_SDIO	6
54 
55 /* HCI controller types */
56 #define HCI_BREDR	0x00
57 #define HCI_AMP		0x01
58 
59 /* HCI device quirks */
60 enum {
61 	HCI_QUIRK_NO_RESET,
62 	HCI_QUIRK_RAW_DEVICE,
63 	HCI_QUIRK_FIXUP_BUFFER_SIZE
64 };
65 
66 /* HCI device flags */
67 enum {
68 	HCI_UP,
69 	HCI_INIT,
70 	HCI_RUNNING,
71 
72 	HCI_PSCAN,
73 	HCI_ISCAN,
74 	HCI_AUTH,
75 	HCI_ENCRYPT,
76 	HCI_INQUIRY,
77 
78 	HCI_RAW,
79 
80 	HCI_SETUP,
81 	HCI_AUTO_OFF,
82 	HCI_MGMT,
83 	HCI_PAIRABLE,
84 	HCI_SERVICE_CACHE,
85 	HCI_LINK_KEYS,
86 	HCI_DEBUG_KEYS,
87 
88 	HCI_RESET,
89 };
90 
91 /* HCI ioctl defines */
92 #define HCIDEVUP	_IOW('H', 201, int)
93 #define HCIDEVDOWN	_IOW('H', 202, int)
94 #define HCIDEVRESET	_IOW('H', 203, int)
95 #define HCIDEVRESTAT	_IOW('H', 204, int)
96 
97 #define HCIGETDEVLIST	_IOR('H', 210, int)
98 #define HCIGETDEVINFO	_IOR('H', 211, int)
99 #define HCIGETCONNLIST	_IOR('H', 212, int)
100 #define HCIGETCONNINFO	_IOR('H', 213, int)
101 #define HCIGETAUTHINFO	_IOR('H', 215, int)
102 
103 #define HCISETRAW	_IOW('H', 220, int)
104 #define HCISETSCAN	_IOW('H', 221, int)
105 #define HCISETAUTH	_IOW('H', 222, int)
106 #define HCISETENCRYPT	_IOW('H', 223, int)
107 #define HCISETPTYPE	_IOW('H', 224, int)
108 #define HCISETLINKPOL	_IOW('H', 225, int)
109 #define HCISETLINKMODE	_IOW('H', 226, int)
110 #define HCISETACLMTU	_IOW('H', 227, int)
111 #define HCISETSCOMTU	_IOW('H', 228, int)
112 
113 #define HCIBLOCKADDR	_IOW('H', 230, int)
114 #define HCIUNBLOCKADDR	_IOW('H', 231, int)
115 
116 #define HCIINQUIRY	_IOR('H', 240, int)
117 
118 /* HCI timeouts */
119 #define HCI_CONNECT_TIMEOUT	(40000)	/* 40 seconds */
120 #define HCI_DISCONN_TIMEOUT	(2000)	/* 2 seconds */
121 #define HCI_PAIRING_TIMEOUT	(60000)	/* 60 seconds */
122 #define HCI_IDLE_TIMEOUT	(6000)	/* 6 seconds */
123 #define HCI_INIT_TIMEOUT	(10000)	/* 10 seconds */
124 #define HCI_CMD_TIMEOUT		(1000)	/* 1 seconds */
125 
126 /* HCI data types */
127 #define HCI_COMMAND_PKT		0x01
128 #define HCI_ACLDATA_PKT		0x02
129 #define HCI_SCODATA_PKT		0x03
130 #define HCI_EVENT_PKT		0x04
131 #define HCI_VENDOR_PKT		0xff
132 
133 /* HCI packet types */
134 #define HCI_DM1		0x0008
135 #define HCI_DM3		0x0400
136 #define HCI_DM5		0x4000
137 #define HCI_DH1		0x0010
138 #define HCI_DH3		0x0800
139 #define HCI_DH5		0x8000
140 
141 #define HCI_HV1		0x0020
142 #define HCI_HV2		0x0040
143 #define HCI_HV3		0x0080
144 
145 #define SCO_PTYPE_MASK	(HCI_HV1 | HCI_HV2 | HCI_HV3)
146 #define ACL_PTYPE_MASK	(~SCO_PTYPE_MASK)
147 
148 /* eSCO packet types */
149 #define ESCO_HV1	0x0001
150 #define ESCO_HV2	0x0002
151 #define ESCO_HV3	0x0004
152 #define ESCO_EV3	0x0008
153 #define ESCO_EV4	0x0010
154 #define ESCO_EV5	0x0020
155 #define ESCO_2EV3	0x0040
156 #define ESCO_3EV3	0x0080
157 #define ESCO_2EV5	0x0100
158 #define ESCO_3EV5	0x0200
159 
160 #define SCO_ESCO_MASK  (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
161 #define EDR_ESCO_MASK  (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5)
162 
163 /* ACL flags */
164 #define ACL_START_NO_FLUSH	0x00
165 #define ACL_CONT		0x01
166 #define ACL_START		0x02
167 #define ACL_ACTIVE_BCAST	0x04
168 #define ACL_PICO_BCAST		0x08
169 
170 /* Baseband links */
171 #define SCO_LINK	0x00
172 #define ACL_LINK	0x01
173 #define ESCO_LINK	0x02
174 /* Low Energy links do not have defined link type. Use invented one */
175 #define LE_LINK		0x80
176 
177 /* LMP features */
178 #define LMP_3SLOT	0x01
179 #define LMP_5SLOT	0x02
180 #define LMP_ENCRYPT	0x04
181 #define LMP_SOFFSET	0x08
182 #define LMP_TACCURACY	0x10
183 #define LMP_RSWITCH	0x20
184 #define LMP_HOLD	0x40
185 #define LMP_SNIFF	0x80
186 
187 #define LMP_PARK	0x01
188 #define LMP_RSSI	0x02
189 #define LMP_QUALITY	0x04
190 #define LMP_SCO		0x08
191 #define LMP_HV2		0x10
192 #define LMP_HV3		0x20
193 #define LMP_ULAW	0x40
194 #define LMP_ALAW	0x80
195 
196 #define LMP_CVSD	0x01
197 #define LMP_PSCHEME	0x02
198 #define LMP_PCONTROL	0x04
199 
200 #define LMP_RSSI_INQ	0x40
201 #define LMP_ESCO	0x80
202 
203 #define LMP_EV4		0x01
204 #define LMP_EV5		0x02
205 #define LMP_LE		0x40
206 
207 #define LMP_SNIFF_SUBR	0x02
208 #define LMP_PAUSE_ENC	0x04
209 #define LMP_EDR_ESCO_2M	0x20
210 #define LMP_EDR_ESCO_3M	0x40
211 #define LMP_EDR_3S_ESCO	0x80
212 
213 #define LMP_EXT_INQ	0x01
214 #define LMP_SIMPLE_PAIR	0x08
215 #define LMP_NO_FLUSH	0x40
216 
217 #define LMP_LSTO	0x01
218 #define LMP_INQ_TX_PWR	0x02
219 
220 /* Connection modes */
221 #define HCI_CM_ACTIVE	0x0000
222 #define HCI_CM_HOLD	0x0001
223 #define HCI_CM_SNIFF	0x0002
224 #define HCI_CM_PARK	0x0003
225 
226 /* Link policies */
227 #define HCI_LP_RSWITCH	0x0001
228 #define HCI_LP_HOLD	0x0002
229 #define HCI_LP_SNIFF	0x0004
230 #define HCI_LP_PARK	0x0008
231 
232 /* Link modes */
233 #define HCI_LM_ACCEPT	0x8000
234 #define HCI_LM_MASTER	0x0001
235 #define HCI_LM_AUTH	0x0002
236 #define HCI_LM_ENCRYPT	0x0004
237 #define HCI_LM_TRUSTED	0x0008
238 #define HCI_LM_RELIABLE	0x0010
239 #define HCI_LM_SECURE	0x0020
240 
241 /* Authentication types */
242 #define HCI_AT_NO_BONDING		0x00
243 #define HCI_AT_NO_BONDING_MITM		0x01
244 #define HCI_AT_DEDICATED_BONDING	0x02
245 #define HCI_AT_DEDICATED_BONDING_MITM	0x03
246 #define HCI_AT_GENERAL_BONDING		0x04
247 #define HCI_AT_GENERAL_BONDING_MITM	0x05
248 
249 /* -----  HCI Commands ---- */
250 #define HCI_OP_NOP			0x0000
251 
252 #define HCI_OP_INQUIRY			0x0401
253 struct hci_cp_inquiry {
254 	__u8     lap[3];
255 	__u8     length;
256 	__u8     num_rsp;
257 } __packed;
258 
259 #define HCI_OP_INQUIRY_CANCEL		0x0402
260 
261 #define HCI_OP_EXIT_PERIODIC_INQ	0x0404
262 
263 #define HCI_OP_CREATE_CONN		0x0405
264 struct hci_cp_create_conn {
265 	bdaddr_t bdaddr;
266 	__le16   pkt_type;
267 	__u8     pscan_rep_mode;
268 	__u8     pscan_mode;
269 	__le16   clock_offset;
270 	__u8     role_switch;
271 } __packed;
272 
273 #define HCI_OP_DISCONNECT		0x0406
274 struct hci_cp_disconnect {
275 	__le16   handle;
276 	__u8     reason;
277 } __packed;
278 
279 #define HCI_OP_ADD_SCO			0x0407
280 struct hci_cp_add_sco {
281 	__le16   handle;
282 	__le16   pkt_type;
283 } __packed;
284 
285 #define HCI_OP_CREATE_CONN_CANCEL	0x0408
286 struct hci_cp_create_conn_cancel {
287 	bdaddr_t bdaddr;
288 } __packed;
289 
290 #define HCI_OP_ACCEPT_CONN_REQ		0x0409
291 struct hci_cp_accept_conn_req {
292 	bdaddr_t bdaddr;
293 	__u8     role;
294 } __packed;
295 
296 #define HCI_OP_REJECT_CONN_REQ		0x040a
297 struct hci_cp_reject_conn_req {
298 	bdaddr_t bdaddr;
299 	__u8     reason;
300 } __packed;
301 
302 #define HCI_OP_LINK_KEY_REPLY		0x040b
303 struct hci_cp_link_key_reply {
304 	bdaddr_t bdaddr;
305 	__u8     link_key[16];
306 } __packed;
307 
308 #define HCI_OP_LINK_KEY_NEG_REPLY	0x040c
309 struct hci_cp_link_key_neg_reply {
310 	bdaddr_t bdaddr;
311 } __packed;
312 
313 #define HCI_OP_PIN_CODE_REPLY		0x040d
314 struct hci_cp_pin_code_reply {
315 	bdaddr_t bdaddr;
316 	__u8     pin_len;
317 	__u8     pin_code[16];
318 } __packed;
319 struct hci_rp_pin_code_reply {
320 	__u8     status;
321 	bdaddr_t bdaddr;
322 } __packed;
323 
324 #define HCI_OP_PIN_CODE_NEG_REPLY	0x040e
325 struct hci_cp_pin_code_neg_reply {
326 	bdaddr_t bdaddr;
327 } __packed;
328 struct hci_rp_pin_code_neg_reply {
329 	__u8     status;
330 	bdaddr_t bdaddr;
331 } __packed;
332 
333 #define HCI_OP_CHANGE_CONN_PTYPE	0x040f
334 struct hci_cp_change_conn_ptype {
335 	__le16   handle;
336 	__le16   pkt_type;
337 } __packed;
338 
339 #define HCI_OP_AUTH_REQUESTED		0x0411
340 struct hci_cp_auth_requested {
341 	__le16   handle;
342 } __packed;
343 
344 #define HCI_OP_SET_CONN_ENCRYPT		0x0413
345 struct hci_cp_set_conn_encrypt {
346 	__le16   handle;
347 	__u8     encrypt;
348 } __packed;
349 
350 #define HCI_OP_CHANGE_CONN_LINK_KEY	0x0415
351 struct hci_cp_change_conn_link_key {
352 	__le16   handle;
353 } __packed;
354 
355 #define HCI_OP_REMOTE_NAME_REQ		0x0419
356 struct hci_cp_remote_name_req {
357 	bdaddr_t bdaddr;
358 	__u8     pscan_rep_mode;
359 	__u8     pscan_mode;
360 	__le16   clock_offset;
361 } __packed;
362 
363 #define HCI_OP_REMOTE_NAME_REQ_CANCEL	0x041a
364 struct hci_cp_remote_name_req_cancel {
365 	bdaddr_t bdaddr;
366 } __packed;
367 
368 #define HCI_OP_READ_REMOTE_FEATURES	0x041b
369 struct hci_cp_read_remote_features {
370 	__le16   handle;
371 } __packed;
372 
373 #define HCI_OP_READ_REMOTE_EXT_FEATURES	0x041c
374 struct hci_cp_read_remote_ext_features {
375 	__le16   handle;
376 	__u8     page;
377 } __packed;
378 
379 #define HCI_OP_READ_REMOTE_VERSION	0x041d
380 struct hci_cp_read_remote_version {
381 	__le16   handle;
382 } __packed;
383 
384 #define HCI_OP_SETUP_SYNC_CONN		0x0428
385 struct hci_cp_setup_sync_conn {
386 	__le16   handle;
387 	__le32   tx_bandwidth;
388 	__le32   rx_bandwidth;
389 	__le16   max_latency;
390 	__le16   voice_setting;
391 	__u8     retrans_effort;
392 	__le16   pkt_type;
393 } __packed;
394 
395 #define HCI_OP_ACCEPT_SYNC_CONN_REQ	0x0429
396 struct hci_cp_accept_sync_conn_req {
397 	bdaddr_t bdaddr;
398 	__le32   tx_bandwidth;
399 	__le32   rx_bandwidth;
400 	__le16   max_latency;
401 	__le16   content_format;
402 	__u8     retrans_effort;
403 	__le16   pkt_type;
404 } __packed;
405 
406 #define HCI_OP_REJECT_SYNC_CONN_REQ	0x042a
407 struct hci_cp_reject_sync_conn_req {
408 	bdaddr_t bdaddr;
409 	__u8     reason;
410 } __packed;
411 
412 #define HCI_OP_IO_CAPABILITY_REPLY	0x042b
413 struct hci_cp_io_capability_reply {
414 	bdaddr_t bdaddr;
415 	__u8     capability;
416 	__u8     oob_data;
417 	__u8     authentication;
418 } __packed;
419 
420 #define HCI_OP_USER_CONFIRM_REPLY		0x042c
421 struct hci_cp_user_confirm_reply {
422 	bdaddr_t bdaddr;
423 } __packed;
424 struct hci_rp_user_confirm_reply {
425 	__u8     status;
426 	bdaddr_t bdaddr;
427 } __packed;
428 
429 #define HCI_OP_USER_CONFIRM_NEG_REPLY	0x042d
430 
431 #define HCI_OP_IO_CAPABILITY_NEG_REPLY	0x0434
432 struct hci_cp_io_capability_neg_reply {
433 	bdaddr_t bdaddr;
434 	__u8     reason;
435 } __packed;
436 
437 #define HCI_OP_SNIFF_MODE		0x0803
438 struct hci_cp_sniff_mode {
439 	__le16   handle;
440 	__le16   max_interval;
441 	__le16   min_interval;
442 	__le16   attempt;
443 	__le16   timeout;
444 } __packed;
445 
446 #define HCI_OP_EXIT_SNIFF_MODE		0x0804
447 struct hci_cp_exit_sniff_mode {
448 	__le16   handle;
449 } __packed;
450 
451 #define HCI_OP_ROLE_DISCOVERY		0x0809
452 struct hci_cp_role_discovery {
453 	__le16   handle;
454 } __packed;
455 struct hci_rp_role_discovery {
456 	__u8     status;
457 	__le16   handle;
458 	__u8     role;
459 } __packed;
460 
461 #define HCI_OP_SWITCH_ROLE		0x080b
462 struct hci_cp_switch_role {
463 	bdaddr_t bdaddr;
464 	__u8     role;
465 } __packed;
466 
467 #define HCI_OP_READ_LINK_POLICY		0x080c
468 struct hci_cp_read_link_policy {
469 	__le16   handle;
470 } __packed;
471 struct hci_rp_read_link_policy {
472 	__u8     status;
473 	__le16   handle;
474 	__le16   policy;
475 } __packed;
476 
477 #define HCI_OP_WRITE_LINK_POLICY	0x080d
478 struct hci_cp_write_link_policy {
479 	__le16   handle;
480 	__le16   policy;
481 } __packed;
482 struct hci_rp_write_link_policy {
483 	__u8     status;
484 	__le16   handle;
485 } __packed;
486 
487 #define HCI_OP_READ_DEF_LINK_POLICY	0x080e
488 struct hci_rp_read_def_link_policy {
489 	__u8     status;
490 	__le16   policy;
491 } __packed;
492 
493 #define HCI_OP_WRITE_DEF_LINK_POLICY	0x080f
494 struct hci_cp_write_def_link_policy {
495 	__le16   policy;
496 } __packed;
497 
498 #define HCI_OP_SNIFF_SUBRATE		0x0811
499 struct hci_cp_sniff_subrate {
500 	__le16   handle;
501 	__le16   max_latency;
502 	__le16   min_remote_timeout;
503 	__le16   min_local_timeout;
504 } __packed;
505 
506 #define HCI_OP_SET_EVENT_MASK		0x0c01
507 struct hci_cp_set_event_mask {
508 	__u8     mask[8];
509 } __packed;
510 
511 #define HCI_OP_RESET			0x0c03
512 
513 #define HCI_OP_SET_EVENT_FLT		0x0c05
514 struct hci_cp_set_event_flt {
515 	__u8     flt_type;
516 	__u8     cond_type;
517 	__u8     condition[0];
518 } __packed;
519 
520 /* Filter types */
521 #define HCI_FLT_CLEAR_ALL	0x00
522 #define HCI_FLT_INQ_RESULT	0x01
523 #define HCI_FLT_CONN_SETUP	0x02
524 
525 /* CONN_SETUP Condition types */
526 #define HCI_CONN_SETUP_ALLOW_ALL	0x00
527 #define HCI_CONN_SETUP_ALLOW_CLASS	0x01
528 #define HCI_CONN_SETUP_ALLOW_BDADDR	0x02
529 
530 /* CONN_SETUP Conditions */
531 #define HCI_CONN_SETUP_AUTO_OFF	0x01
532 #define HCI_CONN_SETUP_AUTO_ON	0x02
533 
534 #define HCI_OP_DELETE_STORED_LINK_KEY	0x0c12
535 struct hci_cp_delete_stored_link_key {
536 	bdaddr_t bdaddr;
537 	__u8     delete_all;
538 } __packed;
539 
540 #define HCI_OP_WRITE_LOCAL_NAME		0x0c13
541 struct hci_cp_write_local_name {
542 	__u8     name[248];
543 } __packed;
544 
545 #define HCI_OP_READ_LOCAL_NAME		0x0c14
546 struct hci_rp_read_local_name {
547 	__u8     status;
548 	__u8     name[248];
549 } __packed;
550 
551 #define HCI_OP_WRITE_CA_TIMEOUT		0x0c16
552 
553 #define HCI_OP_WRITE_PG_TIMEOUT		0x0c18
554 
555 #define HCI_OP_WRITE_SCAN_ENABLE	0x0c1a
556 	#define SCAN_DISABLED		0x00
557 	#define SCAN_INQUIRY		0x01
558 	#define SCAN_PAGE		0x02
559 
560 #define HCI_OP_READ_AUTH_ENABLE		0x0c1f
561 
562 #define HCI_OP_WRITE_AUTH_ENABLE	0x0c20
563 	#define AUTH_DISABLED		0x00
564 	#define AUTH_ENABLED		0x01
565 
566 #define HCI_OP_READ_ENCRYPT_MODE	0x0c21
567 
568 #define HCI_OP_WRITE_ENCRYPT_MODE	0x0c22
569 	#define ENCRYPT_DISABLED	0x00
570 	#define ENCRYPT_P2P		0x01
571 	#define ENCRYPT_BOTH		0x02
572 
573 #define HCI_OP_READ_CLASS_OF_DEV	0x0c23
574 struct hci_rp_read_class_of_dev {
575 	__u8     status;
576 	__u8     dev_class[3];
577 } __packed;
578 
579 #define HCI_OP_WRITE_CLASS_OF_DEV	0x0c24
580 struct hci_cp_write_class_of_dev {
581 	__u8     dev_class[3];
582 } __packed;
583 
584 #define HCI_OP_READ_VOICE_SETTING	0x0c25
585 struct hci_rp_read_voice_setting {
586 	__u8     status;
587 	__le16   voice_setting;
588 } __packed;
589 
590 #define HCI_OP_WRITE_VOICE_SETTING	0x0c26
591 struct hci_cp_write_voice_setting {
592 	__le16   voice_setting;
593 } __packed;
594 
595 #define HCI_OP_HOST_BUFFER_SIZE		0x0c33
596 struct hci_cp_host_buffer_size {
597 	__le16   acl_mtu;
598 	__u8     sco_mtu;
599 	__le16   acl_max_pkt;
600 	__le16   sco_max_pkt;
601 } __packed;
602 
603 #define HCI_OP_WRITE_INQUIRY_MODE	0x0c45
604 
605 #define HCI_OP_READ_SSP_MODE		0x0c55
606 struct hci_rp_read_ssp_mode {
607 	__u8     status;
608 	__u8     mode;
609 } __packed;
610 
611 #define HCI_OP_WRITE_SSP_MODE		0x0c56
612 struct hci_cp_write_ssp_mode {
613 	__u8     mode;
614 } __packed;
615 
616 #define HCI_OP_READ_INQ_RSP_TX_POWER	0x0c58
617 
618 #define HCI_OP_READ_LOCAL_VERSION	0x1001
619 struct hci_rp_read_local_version {
620 	__u8     status;
621 	__u8     hci_ver;
622 	__le16   hci_rev;
623 	__u8     lmp_ver;
624 	__le16   manufacturer;
625 	__le16   lmp_subver;
626 } __packed;
627 
628 #define HCI_OP_READ_LOCAL_COMMANDS	0x1002
629 struct hci_rp_read_local_commands {
630 	__u8     status;
631 	__u8     commands[64];
632 } __packed;
633 
634 #define HCI_OP_READ_LOCAL_FEATURES	0x1003
635 struct hci_rp_read_local_features {
636 	__u8     status;
637 	__u8     features[8];
638 } __packed;
639 
640 #define HCI_OP_READ_LOCAL_EXT_FEATURES	0x1004
641 struct hci_rp_read_local_ext_features {
642 	__u8     status;
643 	__u8     page;
644 	__u8     max_page;
645 	__u8     features[8];
646 } __packed;
647 
648 #define HCI_OP_READ_BUFFER_SIZE		0x1005
649 struct hci_rp_read_buffer_size {
650 	__u8     status;
651 	__le16   acl_mtu;
652 	__u8     sco_mtu;
653 	__le16   acl_max_pkt;
654 	__le16   sco_max_pkt;
655 } __packed;
656 
657 #define HCI_OP_READ_BD_ADDR		0x1009
658 struct hci_rp_read_bd_addr {
659 	__u8     status;
660 	bdaddr_t bdaddr;
661 } __packed;
662 
663 #define HCI_OP_LE_SET_EVENT_MASK	0x2001
664 struct hci_cp_le_set_event_mask {
665 	__u8     mask[8];
666 } __packed;
667 
668 #define HCI_OP_LE_READ_BUFFER_SIZE	0x2002
669 struct hci_rp_le_read_buffer_size {
670 	__u8     status;
671 	__le16   le_mtu;
672 	__u8     le_max_pkt;
673 } __packed;
674 
675 #define HCI_OP_LE_CREATE_CONN		0x200d
676 struct hci_cp_le_create_conn {
677 	__le16   scan_interval;
678 	__le16   scan_window;
679 	__u8     filter_policy;
680 	__u8     peer_addr_type;
681 	bdaddr_t peer_addr;
682 	__u8     own_address_type;
683 	__le16   conn_interval_min;
684 	__le16   conn_interval_max;
685 	__le16   conn_latency;
686 	__le16   supervision_timeout;
687 	__le16   min_ce_len;
688 	__le16   max_ce_len;
689 } __packed;
690 
691 #define HCI_OP_LE_CREATE_CONN_CANCEL	0x200e
692 
693 #define HCI_OP_LE_CONN_UPDATE		0x2013
694 struct hci_cp_le_conn_update {
695 	__le16   handle;
696 	__le16   conn_interval_min;
697 	__le16   conn_interval_max;
698 	__le16   conn_latency;
699 	__le16   supervision_timeout;
700 	__le16   min_ce_len;
701 	__le16   max_ce_len;
702 } __packed;
703 
704 /* ---- HCI Events ---- */
705 #define HCI_EV_INQUIRY_COMPLETE		0x01
706 
707 #define HCI_EV_INQUIRY_RESULT		0x02
708 struct inquiry_info {
709 	bdaddr_t bdaddr;
710 	__u8     pscan_rep_mode;
711 	__u8     pscan_period_mode;
712 	__u8     pscan_mode;
713 	__u8     dev_class[3];
714 	__le16   clock_offset;
715 } __packed;
716 
717 #define HCI_EV_CONN_COMPLETE		0x03
718 struct hci_ev_conn_complete {
719 	__u8     status;
720 	__le16   handle;
721 	bdaddr_t bdaddr;
722 	__u8     link_type;
723 	__u8     encr_mode;
724 } __packed;
725 
726 #define HCI_EV_CONN_REQUEST		0x04
727 struct hci_ev_conn_request {
728 	bdaddr_t bdaddr;
729 	__u8     dev_class[3];
730 	__u8     link_type;
731 } __packed;
732 
733 #define HCI_EV_DISCONN_COMPLETE		0x05
734 struct hci_ev_disconn_complete {
735 	__u8     status;
736 	__le16   handle;
737 	__u8     reason;
738 } __packed;
739 
740 #define HCI_EV_AUTH_COMPLETE		0x06
741 struct hci_ev_auth_complete {
742 	__u8     status;
743 	__le16   handle;
744 } __packed;
745 
746 #define HCI_EV_REMOTE_NAME		0x07
747 struct hci_ev_remote_name {
748 	__u8     status;
749 	bdaddr_t bdaddr;
750 	__u8     name[248];
751 } __packed;
752 
753 #define HCI_EV_ENCRYPT_CHANGE		0x08
754 struct hci_ev_encrypt_change {
755 	__u8     status;
756 	__le16   handle;
757 	__u8     encrypt;
758 } __packed;
759 
760 #define HCI_EV_CHANGE_LINK_KEY_COMPLETE	0x09
761 struct hci_ev_change_link_key_complete {
762 	__u8     status;
763 	__le16   handle;
764 } __packed;
765 
766 #define HCI_EV_REMOTE_FEATURES		0x0b
767 struct hci_ev_remote_features {
768 	__u8     status;
769 	__le16   handle;
770 	__u8     features[8];
771 } __packed;
772 
773 #define HCI_EV_REMOTE_VERSION		0x0c
774 struct hci_ev_remote_version {
775 	__u8     status;
776 	__le16   handle;
777 	__u8     lmp_ver;
778 	__le16   manufacturer;
779 	__le16   lmp_subver;
780 } __packed;
781 
782 #define HCI_EV_QOS_SETUP_COMPLETE	0x0d
783 struct hci_qos {
784 	__u8     service_type;
785 	__u32    token_rate;
786 	__u32    peak_bandwidth;
787 	__u32    latency;
788 	__u32    delay_variation;
789 } __packed;
790 struct hci_ev_qos_setup_complete {
791 	__u8     status;
792 	__le16   handle;
793 	struct   hci_qos qos;
794 } __packed;
795 
796 #define HCI_EV_CMD_COMPLETE		0x0e
797 struct hci_ev_cmd_complete {
798 	__u8     ncmd;
799 	__le16   opcode;
800 } __packed;
801 
802 #define HCI_EV_CMD_STATUS		0x0f
803 struct hci_ev_cmd_status {
804 	__u8     status;
805 	__u8     ncmd;
806 	__le16   opcode;
807 } __packed;
808 
809 #define HCI_EV_ROLE_CHANGE		0x12
810 struct hci_ev_role_change {
811 	__u8     status;
812 	bdaddr_t bdaddr;
813 	__u8     role;
814 } __packed;
815 
816 #define HCI_EV_NUM_COMP_PKTS		0x13
817 struct hci_ev_num_comp_pkts {
818 	__u8     num_hndl;
819 	/* variable length part */
820 } __packed;
821 
822 #define HCI_EV_MODE_CHANGE		0x14
823 struct hci_ev_mode_change {
824 	__u8     status;
825 	__le16   handle;
826 	__u8     mode;
827 	__le16   interval;
828 } __packed;
829 
830 #define HCI_EV_PIN_CODE_REQ		0x16
831 struct hci_ev_pin_code_req {
832 	bdaddr_t bdaddr;
833 } __packed;
834 
835 #define HCI_EV_LINK_KEY_REQ		0x17
836 struct hci_ev_link_key_req {
837 	bdaddr_t bdaddr;
838 } __packed;
839 
840 #define HCI_EV_LINK_KEY_NOTIFY		0x18
841 struct hci_ev_link_key_notify {
842 	bdaddr_t bdaddr;
843 	__u8     link_key[16];
844 	__u8     key_type;
845 } __packed;
846 
847 #define HCI_EV_CLOCK_OFFSET		0x1c
848 struct hci_ev_clock_offset {
849 	__u8     status;
850 	__le16   handle;
851 	__le16   clock_offset;
852 } __packed;
853 
854 #define HCI_EV_PKT_TYPE_CHANGE		0x1d
855 struct hci_ev_pkt_type_change {
856 	__u8     status;
857 	__le16   handle;
858 	__le16   pkt_type;
859 } __packed;
860 
861 #define HCI_EV_PSCAN_REP_MODE		0x20
862 struct hci_ev_pscan_rep_mode {
863 	bdaddr_t bdaddr;
864 	__u8     pscan_rep_mode;
865 } __packed;
866 
867 #define HCI_EV_INQUIRY_RESULT_WITH_RSSI	0x22
868 struct inquiry_info_with_rssi {
869 	bdaddr_t bdaddr;
870 	__u8     pscan_rep_mode;
871 	__u8     pscan_period_mode;
872 	__u8     dev_class[3];
873 	__le16   clock_offset;
874 	__s8     rssi;
875 } __packed;
876 struct inquiry_info_with_rssi_and_pscan_mode {
877 	bdaddr_t bdaddr;
878 	__u8     pscan_rep_mode;
879 	__u8     pscan_period_mode;
880 	__u8     pscan_mode;
881 	__u8     dev_class[3];
882 	__le16   clock_offset;
883 	__s8     rssi;
884 } __packed;
885 
886 #define HCI_EV_REMOTE_EXT_FEATURES	0x23
887 struct hci_ev_remote_ext_features {
888 	__u8     status;
889 	__le16   handle;
890 	__u8     page;
891 	__u8     max_page;
892 	__u8     features[8];
893 } __packed;
894 
895 #define HCI_EV_SYNC_CONN_COMPLETE	0x2c
896 struct hci_ev_sync_conn_complete {
897 	__u8     status;
898 	__le16   handle;
899 	bdaddr_t bdaddr;
900 	__u8     link_type;
901 	__u8     tx_interval;
902 	__u8     retrans_window;
903 	__le16   rx_pkt_len;
904 	__le16   tx_pkt_len;
905 	__u8     air_mode;
906 } __packed;
907 
908 #define HCI_EV_SYNC_CONN_CHANGED	0x2d
909 struct hci_ev_sync_conn_changed {
910 	__u8     status;
911 	__le16   handle;
912 	__u8     tx_interval;
913 	__u8     retrans_window;
914 	__le16   rx_pkt_len;
915 	__le16   tx_pkt_len;
916 } __packed;
917 
918 #define HCI_EV_SNIFF_SUBRATE		0x2e
919 struct hci_ev_sniff_subrate {
920 	__u8     status;
921 	__le16   handle;
922 	__le16   max_tx_latency;
923 	__le16   max_rx_latency;
924 	__le16   max_remote_timeout;
925 	__le16   max_local_timeout;
926 } __packed;
927 
928 #define HCI_EV_EXTENDED_INQUIRY_RESULT	0x2f
929 struct extended_inquiry_info {
930 	bdaddr_t bdaddr;
931 	__u8     pscan_rep_mode;
932 	__u8     pscan_period_mode;
933 	__u8     dev_class[3];
934 	__le16   clock_offset;
935 	__s8     rssi;
936 	__u8     data[240];
937 } __packed;
938 
939 #define HCI_EV_IO_CAPA_REQUEST		0x31
940 struct hci_ev_io_capa_request {
941 	bdaddr_t bdaddr;
942 } __packed;
943 
944 #define HCI_EV_IO_CAPA_REPLY		0x32
945 struct hci_ev_io_capa_reply {
946 	bdaddr_t bdaddr;
947 	__u8     capability;
948 	__u8     oob_data;
949 	__u8     authentication;
950 } __packed;
951 
952 #define HCI_EV_USER_CONFIRM_REQUEST	0x33
953 struct hci_ev_user_confirm_req {
954 	bdaddr_t	bdaddr;
955 	__le32		passkey;
956 } __packed;
957 
958 #define HCI_EV_SIMPLE_PAIR_COMPLETE	0x36
959 struct hci_ev_simple_pair_complete {
960 	__u8     status;
961 	bdaddr_t bdaddr;
962 } __packed;
963 
964 #define HCI_EV_REMOTE_HOST_FEATURES	0x3d
965 struct hci_ev_remote_host_features {
966 	bdaddr_t bdaddr;
967 	__u8     features[8];
968 } __packed;
969 
970 #define HCI_EV_LE_META			0x3e
971 struct hci_ev_le_meta {
972 	__u8     subevent;
973 } __packed;
974 
975 /* Low energy meta events */
976 #define HCI_EV_LE_CONN_COMPLETE		0x01
977 struct hci_ev_le_conn_complete {
978 	__u8     status;
979 	__le16   handle;
980 	__u8     role;
981 	__u8     bdaddr_type;
982 	bdaddr_t bdaddr;
983 	__le16   interval;
984 	__le16   latency;
985 	__le16   supervision_timeout;
986 	__u8     clk_accurancy;
987 } __packed;
988 
989 /* Internal events generated by Bluetooth stack */
990 #define HCI_EV_STACK_INTERNAL	0xfd
991 struct hci_ev_stack_internal {
992 	__u16    type;
993 	__u8     data[0];
994 } __packed;
995 
996 #define HCI_EV_SI_DEVICE	0x01
997 struct hci_ev_si_device {
998 	__u16    event;
999 	__u16    dev_id;
1000 } __packed;
1001 
1002 #define HCI_EV_SI_SECURITY	0x02
1003 struct hci_ev_si_security {
1004 	__u16    event;
1005 	__u16    proto;
1006 	__u16    subproto;
1007 	__u8     incoming;
1008 } __packed;
1009 
1010 /* ---- HCI Packet structures ---- */
1011 #define HCI_COMMAND_HDR_SIZE 3
1012 #define HCI_EVENT_HDR_SIZE   2
1013 #define HCI_ACL_HDR_SIZE     4
1014 #define HCI_SCO_HDR_SIZE     3
1015 
1016 struct hci_command_hdr {
1017 	__le16	opcode;		/* OCF & OGF */
1018 	__u8	plen;
1019 } __packed;
1020 
1021 struct hci_event_hdr {
1022 	__u8	evt;
1023 	__u8	plen;
1024 } __packed;
1025 
1026 struct hci_acl_hdr {
1027 	__le16	handle;		/* Handle & Flags(PB, BC) */
1028 	__le16	dlen;
1029 } __packed;
1030 
1031 struct hci_sco_hdr {
1032 	__le16	handle;
1033 	__u8	dlen;
1034 } __packed;
1035 
1036 #ifdef __KERNEL__
1037 #include <linux/skbuff.h>
hci_event_hdr(const struct sk_buff * skb)1038 static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
1039 {
1040 	return (struct hci_event_hdr *) skb->data;
1041 }
1042 
hci_acl_hdr(const struct sk_buff * skb)1043 static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb)
1044 {
1045 	return (struct hci_acl_hdr *) skb->data;
1046 }
1047 
hci_sco_hdr(const struct sk_buff * skb)1048 static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
1049 {
1050 	return (struct hci_sco_hdr *) skb->data;
1051 }
1052 #endif
1053 
1054 /* Command opcode pack/unpack */
1055 #define hci_opcode_pack(ogf, ocf)	(__u16) ((ocf & 0x03ff)|(ogf << 10))
1056 #define hci_opcode_ogf(op)		(op >> 10)
1057 #define hci_opcode_ocf(op)		(op & 0x03ff)
1058 
1059 /* ACL handle and flags pack/unpack */
1060 #define hci_handle_pack(h, f)	(__u16) ((h & 0x0fff)|(f << 12))
1061 #define hci_handle(h)		(h & 0x0fff)
1062 #define hci_flags(h)		(h >> 12)
1063 
1064 /* ---- HCI Sockets ---- */
1065 
1066 /* Socket options */
1067 #define HCI_DATA_DIR	1
1068 #define HCI_FILTER	2
1069 #define HCI_TIME_STAMP	3
1070 
1071 /* CMSG flags */
1072 #define HCI_CMSG_DIR	0x0001
1073 #define HCI_CMSG_TSTAMP	0x0002
1074 
1075 struct sockaddr_hci {
1076 	sa_family_t    hci_family;
1077 	unsigned short hci_dev;
1078 	unsigned short hci_channel;
1079 };
1080 #define HCI_DEV_NONE	0xffff
1081 
1082 #define HCI_CHANNEL_RAW		0
1083 #define HCI_CHANNEL_CONTROL	1
1084 
1085 struct hci_filter {
1086 	unsigned long type_mask;
1087 	unsigned long event_mask[2];
1088 	__le16 opcode;
1089 };
1090 
1091 struct hci_ufilter {
1092 	__u32  type_mask;
1093 	__u32  event_mask[2];
1094 	__le16 opcode;
1095 };
1096 
1097 #define HCI_FLT_TYPE_BITS	31
1098 #define HCI_FLT_EVENT_BITS	63
1099 #define HCI_FLT_OGF_BITS	63
1100 #define HCI_FLT_OCF_BITS	127
1101 
1102 /* ---- HCI Ioctl requests structures ---- */
1103 struct hci_dev_stats {
1104 	__u32 err_rx;
1105 	__u32 err_tx;
1106 	__u32 cmd_tx;
1107 	__u32 evt_rx;
1108 	__u32 acl_tx;
1109 	__u32 acl_rx;
1110 	__u32 sco_tx;
1111 	__u32 sco_rx;
1112 	__u32 byte_rx;
1113 	__u32 byte_tx;
1114 };
1115 
1116 struct hci_dev_info {
1117 	__u16 dev_id;
1118 	char  name[8];
1119 
1120 	bdaddr_t bdaddr;
1121 
1122 	__u32 flags;
1123 	__u8  type;
1124 
1125 	__u8  features[8];
1126 
1127 	__u32 pkt_type;
1128 	__u32 link_policy;
1129 	__u32 link_mode;
1130 
1131 	__u16 acl_mtu;
1132 	__u16 acl_pkts;
1133 	__u16 sco_mtu;
1134 	__u16 sco_pkts;
1135 
1136 	struct hci_dev_stats stat;
1137 };
1138 
1139 struct hci_conn_info {
1140 	__u16    handle;
1141 	bdaddr_t bdaddr;
1142 	__u8     type;
1143 	__u8     out;
1144 	__u16    state;
1145 	__u32    link_mode;
1146 };
1147 
1148 struct hci_dev_req {
1149 	__u16  dev_id;
1150 	__u32  dev_opt;
1151 };
1152 
1153 struct hci_dev_list_req {
1154 	__u16  dev_num;
1155 	struct hci_dev_req dev_req[0];	/* hci_dev_req structures */
1156 };
1157 
1158 struct hci_conn_list_req {
1159 	__u16  dev_id;
1160 	__u16  conn_num;
1161 	struct hci_conn_info conn_info[0];
1162 };
1163 
1164 struct hci_conn_info_req {
1165 	bdaddr_t bdaddr;
1166 	__u8     type;
1167 	struct   hci_conn_info conn_info[0];
1168 };
1169 
1170 struct hci_auth_info_req {
1171 	bdaddr_t bdaddr;
1172 	__u8     type;
1173 };
1174 
1175 struct hci_inquiry_req {
1176 	__u16 dev_id;
1177 	__u16 flags;
1178 	__u8  lap[3];
1179 	__u8  length;
1180 	__u8  num_rsp;
1181 };
1182 #define IREQ_CACHE_FLUSH 0x0001
1183 
1184 #endif /* __HCI_H */
1185