xref: /linux/include/net/bluetooth/hci.h (revision a33f32244d8550da8b4a26e277ce07d5c6d158b5)
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_80211	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 
81 /* HCI ioctl defines */
82 #define HCIDEVUP	_IOW('H', 201, int)
83 #define HCIDEVDOWN	_IOW('H', 202, int)
84 #define HCIDEVRESET	_IOW('H', 203, int)
85 #define HCIDEVRESTAT	_IOW('H', 204, int)
86 
87 #define HCIGETDEVLIST	_IOR('H', 210, int)
88 #define HCIGETDEVINFO	_IOR('H', 211, int)
89 #define HCIGETCONNLIST	_IOR('H', 212, int)
90 #define HCIGETCONNINFO	_IOR('H', 213, int)
91 #define HCIGETAUTHINFO	_IOR('H', 215, int)
92 
93 #define HCISETRAW	_IOW('H', 220, int)
94 #define HCISETSCAN	_IOW('H', 221, int)
95 #define HCISETAUTH	_IOW('H', 222, int)
96 #define HCISETENCRYPT	_IOW('H', 223, int)
97 #define HCISETPTYPE	_IOW('H', 224, int)
98 #define HCISETLINKPOL	_IOW('H', 225, int)
99 #define HCISETLINKMODE	_IOW('H', 226, int)
100 #define HCISETACLMTU	_IOW('H', 227, int)
101 #define HCISETSCOMTU	_IOW('H', 228, int)
102 
103 #define HCIINQUIRY	_IOR('H', 240, int)
104 
105 /* HCI timeouts */
106 #define HCI_CONNECT_TIMEOUT	(40000)	/* 40 seconds */
107 #define HCI_DISCONN_TIMEOUT	(2000)	/* 2 seconds */
108 #define HCI_PAIRING_TIMEOUT	(60000)	/* 60 seconds */
109 #define HCI_IDLE_TIMEOUT	(6000)	/* 6 seconds */
110 #define HCI_INIT_TIMEOUT	(10000)	/* 10 seconds */
111 
112 /* HCI data types */
113 #define HCI_COMMAND_PKT		0x01
114 #define HCI_ACLDATA_PKT		0x02
115 #define HCI_SCODATA_PKT		0x03
116 #define HCI_EVENT_PKT		0x04
117 #define HCI_VENDOR_PKT		0xff
118 
119 /* HCI packet types */
120 #define HCI_DM1		0x0008
121 #define HCI_DM3		0x0400
122 #define HCI_DM5		0x4000
123 #define HCI_DH1		0x0010
124 #define HCI_DH3		0x0800
125 #define HCI_DH5		0x8000
126 
127 #define HCI_HV1		0x0020
128 #define HCI_HV2		0x0040
129 #define HCI_HV3		0x0080
130 
131 #define SCO_PTYPE_MASK	(HCI_HV1 | HCI_HV2 | HCI_HV3)
132 #define ACL_PTYPE_MASK	(~SCO_PTYPE_MASK)
133 
134 /* eSCO packet types */
135 #define ESCO_HV1	0x0001
136 #define ESCO_HV2	0x0002
137 #define ESCO_HV3	0x0004
138 #define ESCO_EV3	0x0008
139 #define ESCO_EV4	0x0010
140 #define ESCO_EV5	0x0020
141 #define ESCO_2EV3	0x0040
142 #define ESCO_3EV3	0x0080
143 #define ESCO_2EV5	0x0100
144 #define ESCO_3EV5	0x0200
145 
146 #define SCO_ESCO_MASK  (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
147 #define EDR_ESCO_MASK  (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5)
148 
149 /* ACL flags */
150 #define ACL_CONT		0x01
151 #define ACL_START		0x02
152 #define ACL_ACTIVE_BCAST	0x04
153 #define ACL_PICO_BCAST		0x08
154 
155 /* Baseband links */
156 #define SCO_LINK	0x00
157 #define ACL_LINK	0x01
158 #define ESCO_LINK	0x02
159 
160 /* LMP features */
161 #define LMP_3SLOT	0x01
162 #define LMP_5SLOT	0x02
163 #define LMP_ENCRYPT	0x04
164 #define LMP_SOFFSET	0x08
165 #define LMP_TACCURACY	0x10
166 #define LMP_RSWITCH	0x20
167 #define LMP_HOLD	0x40
168 #define LMP_SNIFF	0x80
169 
170 #define LMP_PARK	0x01
171 #define LMP_RSSI	0x02
172 #define LMP_QUALITY	0x04
173 #define LMP_SCO		0x08
174 #define LMP_HV2		0x10
175 #define LMP_HV3		0x20
176 #define LMP_ULAW	0x40
177 #define LMP_ALAW	0x80
178 
179 #define LMP_CVSD	0x01
180 #define LMP_PSCHEME	0x02
181 #define LMP_PCONTROL	0x04
182 
183 #define LMP_ESCO	0x80
184 
185 #define LMP_EV4		0x01
186 #define LMP_EV5		0x02
187 
188 #define LMP_SNIFF_SUBR	0x02
189 #define LMP_EDR_ESCO_2M	0x20
190 #define LMP_EDR_ESCO_3M	0x40
191 #define LMP_EDR_3S_ESCO	0x80
192 
193 #define LMP_SIMPLE_PAIR	0x08
194 
195 /* Connection modes */
196 #define HCI_CM_ACTIVE	0x0000
197 #define HCI_CM_HOLD	0x0001
198 #define HCI_CM_SNIFF	0x0002
199 #define HCI_CM_PARK	0x0003
200 
201 /* Link policies */
202 #define HCI_LP_RSWITCH	0x0001
203 #define HCI_LP_HOLD	0x0002
204 #define HCI_LP_SNIFF	0x0004
205 #define HCI_LP_PARK	0x0008
206 
207 /* Link modes */
208 #define HCI_LM_ACCEPT	0x8000
209 #define HCI_LM_MASTER	0x0001
210 #define HCI_LM_AUTH	0x0002
211 #define HCI_LM_ENCRYPT	0x0004
212 #define HCI_LM_TRUSTED	0x0008
213 #define HCI_LM_RELIABLE	0x0010
214 #define HCI_LM_SECURE	0x0020
215 
216 /* Authentication types */
217 #define HCI_AT_NO_BONDING		0x00
218 #define HCI_AT_NO_BONDING_MITM		0x01
219 #define HCI_AT_DEDICATED_BONDING	0x02
220 #define HCI_AT_DEDICATED_BONDING_MITM	0x03
221 #define HCI_AT_GENERAL_BONDING		0x04
222 #define HCI_AT_GENERAL_BONDING_MITM	0x05
223 
224 /* -----  HCI Commands ---- */
225 #define HCI_OP_INQUIRY			0x0401
226 struct hci_cp_inquiry {
227 	__u8     lap[3];
228 	__u8     length;
229 	__u8     num_rsp;
230 } __attribute__ ((packed));
231 
232 #define HCI_OP_INQUIRY_CANCEL		0x0402
233 
234 #define HCI_OP_EXIT_PERIODIC_INQ	0x0404
235 
236 #define HCI_OP_CREATE_CONN		0x0405
237 struct hci_cp_create_conn {
238 	bdaddr_t bdaddr;
239 	__le16   pkt_type;
240 	__u8     pscan_rep_mode;
241 	__u8     pscan_mode;
242 	__le16   clock_offset;
243 	__u8     role_switch;
244 } __attribute__ ((packed));
245 
246 #define HCI_OP_DISCONNECT		0x0406
247 struct hci_cp_disconnect {
248 	__le16   handle;
249 	__u8     reason;
250 } __attribute__ ((packed));
251 
252 #define HCI_OP_ADD_SCO			0x0407
253 struct hci_cp_add_sco {
254 	__le16   handle;
255 	__le16   pkt_type;
256 } __attribute__ ((packed));
257 
258 #define HCI_OP_CREATE_CONN_CANCEL	0x0408
259 struct hci_cp_create_conn_cancel {
260 	bdaddr_t bdaddr;
261 } __attribute__ ((packed));
262 
263 #define HCI_OP_ACCEPT_CONN_REQ		0x0409
264 struct hci_cp_accept_conn_req {
265 	bdaddr_t bdaddr;
266 	__u8     role;
267 } __attribute__ ((packed));
268 
269 #define HCI_OP_REJECT_CONN_REQ		0x040a
270 struct hci_cp_reject_conn_req {
271 	bdaddr_t bdaddr;
272 	__u8     reason;
273 } __attribute__ ((packed));
274 
275 #define HCI_OP_LINK_KEY_REPLY		0x040b
276 struct hci_cp_link_key_reply {
277 	bdaddr_t bdaddr;
278 	__u8     link_key[16];
279 } __attribute__ ((packed));
280 
281 #define HCI_OP_LINK_KEY_NEG_REPLY	0x040c
282 struct hci_cp_link_key_neg_reply {
283 	bdaddr_t bdaddr;
284 } __attribute__ ((packed));
285 
286 #define HCI_OP_PIN_CODE_REPLY		0x040d
287 struct hci_cp_pin_code_reply {
288 	bdaddr_t bdaddr;
289 	__u8     pin_len;
290 	__u8     pin_code[16];
291 } __attribute__ ((packed));
292 
293 #define HCI_OP_PIN_CODE_NEG_REPLY	0x040e
294 struct hci_cp_pin_code_neg_reply {
295 	bdaddr_t bdaddr;
296 } __attribute__ ((packed));
297 
298 #define HCI_OP_CHANGE_CONN_PTYPE	0x040f
299 struct hci_cp_change_conn_ptype {
300 	__le16   handle;
301 	__le16   pkt_type;
302 } __attribute__ ((packed));
303 
304 #define HCI_OP_AUTH_REQUESTED		0x0411
305 struct hci_cp_auth_requested {
306 	__le16   handle;
307 } __attribute__ ((packed));
308 
309 #define HCI_OP_SET_CONN_ENCRYPT		0x0413
310 struct hci_cp_set_conn_encrypt {
311 	__le16   handle;
312 	__u8     encrypt;
313 } __attribute__ ((packed));
314 
315 #define HCI_OP_CHANGE_CONN_LINK_KEY	0x0415
316 struct hci_cp_change_conn_link_key {
317 	__le16   handle;
318 } __attribute__ ((packed));
319 
320 #define HCI_OP_REMOTE_NAME_REQ		0x0419
321 struct hci_cp_remote_name_req {
322 	bdaddr_t bdaddr;
323 	__u8     pscan_rep_mode;
324 	__u8     pscan_mode;
325 	__le16   clock_offset;
326 } __attribute__ ((packed));
327 
328 #define HCI_OP_REMOTE_NAME_REQ_CANCEL	0x041a
329 struct hci_cp_remote_name_req_cancel {
330 	bdaddr_t bdaddr;
331 } __attribute__ ((packed));
332 
333 #define HCI_OP_READ_REMOTE_FEATURES	0x041b
334 struct hci_cp_read_remote_features {
335 	__le16   handle;
336 } __attribute__ ((packed));
337 
338 #define HCI_OP_READ_REMOTE_EXT_FEATURES	0x041c
339 struct hci_cp_read_remote_ext_features {
340 	__le16   handle;
341 	__u8     page;
342 } __attribute__ ((packed));
343 
344 #define HCI_OP_READ_REMOTE_VERSION	0x041d
345 struct hci_cp_read_remote_version {
346 	__le16   handle;
347 } __attribute__ ((packed));
348 
349 #define HCI_OP_SETUP_SYNC_CONN		0x0428
350 struct hci_cp_setup_sync_conn {
351 	__le16   handle;
352 	__le32   tx_bandwidth;
353 	__le32   rx_bandwidth;
354 	__le16   max_latency;
355 	__le16   voice_setting;
356 	__u8     retrans_effort;
357 	__le16   pkt_type;
358 } __attribute__ ((packed));
359 
360 #define HCI_OP_ACCEPT_SYNC_CONN_REQ	0x0429
361 struct hci_cp_accept_sync_conn_req {
362 	bdaddr_t bdaddr;
363 	__le32   tx_bandwidth;
364 	__le32   rx_bandwidth;
365 	__le16   max_latency;
366 	__le16   content_format;
367 	__u8     retrans_effort;
368 	__le16   pkt_type;
369 } __attribute__ ((packed));
370 
371 #define HCI_OP_REJECT_SYNC_CONN_REQ	0x042a
372 struct hci_cp_reject_sync_conn_req {
373 	bdaddr_t bdaddr;
374 	__u8     reason;
375 } __attribute__ ((packed));
376 
377 #define HCI_OP_SNIFF_MODE		0x0803
378 struct hci_cp_sniff_mode {
379 	__le16   handle;
380 	__le16   max_interval;
381 	__le16   min_interval;
382 	__le16   attempt;
383 	__le16   timeout;
384 } __attribute__ ((packed));
385 
386 #define HCI_OP_EXIT_SNIFF_MODE		0x0804
387 struct hci_cp_exit_sniff_mode {
388 	__le16   handle;
389 } __attribute__ ((packed));
390 
391 #define HCI_OP_ROLE_DISCOVERY		0x0809
392 struct hci_cp_role_discovery {
393 	__le16   handle;
394 } __attribute__ ((packed));
395 struct hci_rp_role_discovery {
396 	__u8     status;
397 	__le16   handle;
398 	__u8     role;
399 } __attribute__ ((packed));
400 
401 #define HCI_OP_SWITCH_ROLE		0x080b
402 struct hci_cp_switch_role {
403 	bdaddr_t bdaddr;
404 	__u8     role;
405 } __attribute__ ((packed));
406 
407 #define HCI_OP_READ_LINK_POLICY		0x080c
408 struct hci_cp_read_link_policy {
409 	__le16   handle;
410 } __attribute__ ((packed));
411 struct hci_rp_read_link_policy {
412 	__u8     status;
413 	__le16   handle;
414 	__le16   policy;
415 } __attribute__ ((packed));
416 
417 #define HCI_OP_WRITE_LINK_POLICY	0x080d
418 struct hci_cp_write_link_policy {
419 	__le16   handle;
420 	__le16   policy;
421 } __attribute__ ((packed));
422 struct hci_rp_write_link_policy {
423 	__u8     status;
424 	__le16   handle;
425 } __attribute__ ((packed));
426 
427 #define HCI_OP_READ_DEF_LINK_POLICY	0x080e
428 struct hci_rp_read_def_link_policy {
429 	__u8     status;
430 	__le16   policy;
431 } __attribute__ ((packed));
432 
433 #define HCI_OP_WRITE_DEF_LINK_POLICY	0x080f
434 struct hci_cp_write_def_link_policy {
435 	__le16   policy;
436 } __attribute__ ((packed));
437 
438 #define HCI_OP_SNIFF_SUBRATE		0x0811
439 struct hci_cp_sniff_subrate {
440 	__le16   handle;
441 	__le16   max_latency;
442 	__le16   min_remote_timeout;
443 	__le16   min_local_timeout;
444 } __attribute__ ((packed));
445 
446 #define HCI_OP_SET_EVENT_MASK		0x0c01
447 struct hci_cp_set_event_mask {
448 	__u8     mask[8];
449 } __attribute__ ((packed));
450 
451 #define HCI_OP_RESET			0x0c03
452 
453 #define HCI_OP_SET_EVENT_FLT		0x0c05
454 struct hci_cp_set_event_flt {
455 	__u8     flt_type;
456 	__u8     cond_type;
457 	__u8     condition[0];
458 } __attribute__ ((packed));
459 
460 /* Filter types */
461 #define HCI_FLT_CLEAR_ALL	0x00
462 #define HCI_FLT_INQ_RESULT	0x01
463 #define HCI_FLT_CONN_SETUP	0x02
464 
465 /* CONN_SETUP Condition types */
466 #define HCI_CONN_SETUP_ALLOW_ALL	0x00
467 #define HCI_CONN_SETUP_ALLOW_CLASS	0x01
468 #define HCI_CONN_SETUP_ALLOW_BDADDR	0x02
469 
470 /* CONN_SETUP Conditions */
471 #define HCI_CONN_SETUP_AUTO_OFF	0x01
472 #define HCI_CONN_SETUP_AUTO_ON	0x02
473 
474 #define HCI_OP_WRITE_LOCAL_NAME		0x0c13
475 struct hci_cp_write_local_name {
476 	__u8     name[248];
477 } __attribute__ ((packed));
478 
479 #define HCI_OP_READ_LOCAL_NAME		0x0c14
480 struct hci_rp_read_local_name {
481 	__u8     status;
482 	__u8     name[248];
483 } __attribute__ ((packed));
484 
485 #define HCI_OP_WRITE_CA_TIMEOUT		0x0c16
486 
487 #define HCI_OP_WRITE_PG_TIMEOUT		0x0c18
488 
489 #define HCI_OP_WRITE_SCAN_ENABLE 	0x0c1a
490 	#define SCAN_DISABLED		0x00
491 	#define SCAN_INQUIRY		0x01
492 	#define SCAN_PAGE		0x02
493 
494 #define HCI_OP_READ_AUTH_ENABLE		0x0c1f
495 
496 #define HCI_OP_WRITE_AUTH_ENABLE	0x0c20
497 	#define AUTH_DISABLED		0x00
498 	#define AUTH_ENABLED		0x01
499 
500 #define HCI_OP_READ_ENCRYPT_MODE	0x0c21
501 
502 #define HCI_OP_WRITE_ENCRYPT_MODE	0x0c22
503 	#define ENCRYPT_DISABLED	0x00
504 	#define ENCRYPT_P2P		0x01
505 	#define ENCRYPT_BOTH		0x02
506 
507 #define HCI_OP_READ_CLASS_OF_DEV	0x0c23
508 struct hci_rp_read_class_of_dev {
509 	__u8     status;
510 	__u8     dev_class[3];
511 } __attribute__ ((packed));
512 
513 #define HCI_OP_WRITE_CLASS_OF_DEV	0x0c24
514 struct hci_cp_write_class_of_dev {
515 	__u8     dev_class[3];
516 } __attribute__ ((packed));
517 
518 #define HCI_OP_READ_VOICE_SETTING	0x0c25
519 struct hci_rp_read_voice_setting {
520 	__u8     status;
521 	__le16   voice_setting;
522 } __attribute__ ((packed));
523 
524 #define HCI_OP_WRITE_VOICE_SETTING	0x0c26
525 struct hci_cp_write_voice_setting {
526 	__le16   voice_setting;
527 } __attribute__ ((packed));
528 
529 #define HCI_OP_HOST_BUFFER_SIZE		0x0c33
530 struct hci_cp_host_buffer_size {
531 	__le16   acl_mtu;
532 	__u8     sco_mtu;
533 	__le16   acl_max_pkt;
534 	__le16   sco_max_pkt;
535 } __attribute__ ((packed));
536 
537 #define HCI_OP_READ_SSP_MODE		0x0c55
538 struct hci_rp_read_ssp_mode {
539 	__u8     status;
540 	__u8     mode;
541 } __attribute__ ((packed));
542 
543 #define HCI_OP_WRITE_SSP_MODE		0x0c56
544 struct hci_cp_write_ssp_mode {
545 	__u8     mode;
546 } __attribute__ ((packed));
547 
548 #define HCI_OP_READ_LOCAL_VERSION	0x1001
549 struct hci_rp_read_local_version {
550 	__u8     status;
551 	__u8     hci_ver;
552 	__le16   hci_rev;
553 	__u8     lmp_ver;
554 	__le16   manufacturer;
555 	__le16   lmp_subver;
556 } __attribute__ ((packed));
557 
558 #define HCI_OP_READ_LOCAL_COMMANDS	0x1002
559 struct hci_rp_read_local_commands {
560 	__u8     status;
561 	__u8     commands[64];
562 } __attribute__ ((packed));
563 
564 #define HCI_OP_READ_LOCAL_FEATURES	0x1003
565 struct hci_rp_read_local_features {
566 	__u8     status;
567 	__u8     features[8];
568 } __attribute__ ((packed));
569 
570 #define HCI_OP_READ_LOCAL_EXT_FEATURES	0x1004
571 struct hci_rp_read_local_ext_features {
572 	__u8     status;
573 	__u8     page;
574 	__u8     max_page;
575 	__u8     features[8];
576 } __attribute__ ((packed));
577 
578 #define HCI_OP_READ_BUFFER_SIZE		0x1005
579 struct hci_rp_read_buffer_size {
580 	__u8     status;
581 	__le16   acl_mtu;
582 	__u8     sco_mtu;
583 	__le16   acl_max_pkt;
584 	__le16   sco_max_pkt;
585 } __attribute__ ((packed));
586 
587 #define HCI_OP_READ_BD_ADDR		0x1009
588 struct hci_rp_read_bd_addr {
589 	__u8     status;
590 	bdaddr_t bdaddr;
591 } __attribute__ ((packed));
592 
593 /* ---- HCI Events ---- */
594 #define HCI_EV_INQUIRY_COMPLETE		0x01
595 
596 #define HCI_EV_INQUIRY_RESULT		0x02
597 struct inquiry_info {
598 	bdaddr_t bdaddr;
599 	__u8     pscan_rep_mode;
600 	__u8     pscan_period_mode;
601 	__u8     pscan_mode;
602 	__u8     dev_class[3];
603 	__le16   clock_offset;
604 } __attribute__ ((packed));
605 
606 #define HCI_EV_CONN_COMPLETE		0x03
607 struct hci_ev_conn_complete {
608 	__u8     status;
609 	__le16   handle;
610 	bdaddr_t bdaddr;
611 	__u8     link_type;
612 	__u8     encr_mode;
613 } __attribute__ ((packed));
614 
615 #define HCI_EV_CONN_REQUEST		0x04
616 struct hci_ev_conn_request {
617 	bdaddr_t bdaddr;
618 	__u8     dev_class[3];
619 	__u8     link_type;
620 } __attribute__ ((packed));
621 
622 #define HCI_EV_DISCONN_COMPLETE		0x05
623 struct hci_ev_disconn_complete {
624 	__u8     status;
625 	__le16   handle;
626 	__u8     reason;
627 } __attribute__ ((packed));
628 
629 #define HCI_EV_AUTH_COMPLETE		0x06
630 struct hci_ev_auth_complete {
631 	__u8     status;
632 	__le16   handle;
633 } __attribute__ ((packed));
634 
635 #define HCI_EV_REMOTE_NAME		0x07
636 struct hci_ev_remote_name {
637 	__u8     status;
638 	bdaddr_t bdaddr;
639 	__u8     name[248];
640 } __attribute__ ((packed));
641 
642 #define HCI_EV_ENCRYPT_CHANGE		0x08
643 struct hci_ev_encrypt_change {
644 	__u8     status;
645 	__le16   handle;
646 	__u8     encrypt;
647 } __attribute__ ((packed));
648 
649 #define HCI_EV_CHANGE_LINK_KEY_COMPLETE	0x09
650 struct hci_ev_change_link_key_complete {
651 	__u8     status;
652 	__le16   handle;
653 } __attribute__ ((packed));
654 
655 #define HCI_EV_REMOTE_FEATURES		0x0b
656 struct hci_ev_remote_features {
657 	__u8     status;
658 	__le16   handle;
659 	__u8     features[8];
660 } __attribute__ ((packed));
661 
662 #define HCI_EV_REMOTE_VERSION		0x0c
663 struct hci_ev_remote_version {
664 	__u8     status;
665 	__le16   handle;
666 	__u8     lmp_ver;
667 	__le16   manufacturer;
668 	__le16   lmp_subver;
669 } __attribute__ ((packed));
670 
671 #define HCI_EV_QOS_SETUP_COMPLETE	0x0d
672 struct hci_qos {
673 	__u8     service_type;
674 	__u32    token_rate;
675 	__u32    peak_bandwidth;
676 	__u32    latency;
677 	__u32    delay_variation;
678 } __attribute__ ((packed));
679 struct hci_ev_qos_setup_complete {
680 	__u8     status;
681 	__le16   handle;
682 	struct   hci_qos qos;
683 } __attribute__ ((packed));
684 
685 #define HCI_EV_CMD_COMPLETE		0x0e
686 struct hci_ev_cmd_complete {
687 	__u8     ncmd;
688 	__le16   opcode;
689 } __attribute__ ((packed));
690 
691 #define HCI_EV_CMD_STATUS		0x0f
692 struct hci_ev_cmd_status {
693 	__u8     status;
694 	__u8     ncmd;
695 	__le16   opcode;
696 } __attribute__ ((packed));
697 
698 #define HCI_EV_ROLE_CHANGE		0x12
699 struct hci_ev_role_change {
700 	__u8     status;
701 	bdaddr_t bdaddr;
702 	__u8     role;
703 } __attribute__ ((packed));
704 
705 #define HCI_EV_NUM_COMP_PKTS		0x13
706 struct hci_ev_num_comp_pkts {
707 	__u8     num_hndl;
708 	/* variable length part */
709 } __attribute__ ((packed));
710 
711 #define HCI_EV_MODE_CHANGE		0x14
712 struct hci_ev_mode_change {
713 	__u8     status;
714 	__le16   handle;
715 	__u8     mode;
716 	__le16   interval;
717 } __attribute__ ((packed));
718 
719 #define HCI_EV_PIN_CODE_REQ		0x16
720 struct hci_ev_pin_code_req {
721 	bdaddr_t bdaddr;
722 } __attribute__ ((packed));
723 
724 #define HCI_EV_LINK_KEY_REQ		0x17
725 struct hci_ev_link_key_req {
726 	bdaddr_t bdaddr;
727 } __attribute__ ((packed));
728 
729 #define HCI_EV_LINK_KEY_NOTIFY		0x18
730 struct hci_ev_link_key_notify {
731 	bdaddr_t bdaddr;
732 	__u8     link_key[16];
733 	__u8     key_type;
734 } __attribute__ ((packed));
735 
736 #define HCI_EV_CLOCK_OFFSET		0x1c
737 struct hci_ev_clock_offset {
738 	__u8     status;
739 	__le16   handle;
740 	__le16   clock_offset;
741 } __attribute__ ((packed));
742 
743 #define HCI_EV_PKT_TYPE_CHANGE		0x1d
744 struct hci_ev_pkt_type_change {
745 	__u8     status;
746 	__le16   handle;
747 	__le16   pkt_type;
748 } __attribute__ ((packed));
749 
750 #define HCI_EV_PSCAN_REP_MODE		0x20
751 struct hci_ev_pscan_rep_mode {
752 	bdaddr_t bdaddr;
753 	__u8     pscan_rep_mode;
754 } __attribute__ ((packed));
755 
756 #define HCI_EV_INQUIRY_RESULT_WITH_RSSI	0x22
757 struct inquiry_info_with_rssi {
758 	bdaddr_t bdaddr;
759 	__u8     pscan_rep_mode;
760 	__u8     pscan_period_mode;
761 	__u8     dev_class[3];
762 	__le16   clock_offset;
763 	__s8     rssi;
764 } __attribute__ ((packed));
765 struct inquiry_info_with_rssi_and_pscan_mode {
766 	bdaddr_t bdaddr;
767 	__u8     pscan_rep_mode;
768 	__u8     pscan_period_mode;
769 	__u8     pscan_mode;
770 	__u8     dev_class[3];
771 	__le16   clock_offset;
772 	__s8     rssi;
773 } __attribute__ ((packed));
774 
775 #define HCI_EV_REMOTE_EXT_FEATURES	0x23
776 struct hci_ev_remote_ext_features {
777 	__u8     status;
778 	__le16   handle;
779 	__u8     page;
780 	__u8     max_page;
781 	__u8     features[8];
782 } __attribute__ ((packed));
783 
784 #define HCI_EV_SYNC_CONN_COMPLETE	0x2c
785 struct hci_ev_sync_conn_complete {
786 	__u8     status;
787 	__le16   handle;
788 	bdaddr_t bdaddr;
789 	__u8     link_type;
790 	__u8     tx_interval;
791 	__u8     retrans_window;
792 	__le16   rx_pkt_len;
793 	__le16   tx_pkt_len;
794 	__u8     air_mode;
795 } __attribute__ ((packed));
796 
797 #define HCI_EV_SYNC_CONN_CHANGED	0x2d
798 struct hci_ev_sync_conn_changed {
799 	__u8     status;
800 	__le16   handle;
801 	__u8     tx_interval;
802 	__u8     retrans_window;
803 	__le16   rx_pkt_len;
804 	__le16   tx_pkt_len;
805 } __attribute__ ((packed));
806 
807 #define HCI_EV_SNIFF_SUBRATE		0x2e
808 struct hci_ev_sniff_subrate {
809 	__u8     status;
810 	__le16   handle;
811 	__le16   max_tx_latency;
812 	__le16   max_rx_latency;
813 	__le16   max_remote_timeout;
814 	__le16   max_local_timeout;
815 } __attribute__ ((packed));
816 
817 #define HCI_EV_EXTENDED_INQUIRY_RESULT	0x2f
818 struct extended_inquiry_info {
819 	bdaddr_t bdaddr;
820 	__u8     pscan_rep_mode;
821 	__u8     pscan_period_mode;
822 	__u8     dev_class[3];
823 	__le16   clock_offset;
824 	__s8     rssi;
825 	__u8     data[240];
826 } __attribute__ ((packed));
827 
828 #define HCI_EV_IO_CAPA_REQUEST		0x31
829 struct hci_ev_io_capa_request {
830 	bdaddr_t bdaddr;
831 } __attribute__ ((packed));
832 
833 #define HCI_EV_SIMPLE_PAIR_COMPLETE	0x36
834 struct hci_ev_simple_pair_complete {
835 	__u8     status;
836 	bdaddr_t bdaddr;
837 } __attribute__ ((packed));
838 
839 #define HCI_EV_REMOTE_HOST_FEATURES	0x3d
840 struct hci_ev_remote_host_features {
841 	bdaddr_t bdaddr;
842 	__u8     features[8];
843 } __attribute__ ((packed));
844 
845 /* Internal events generated by Bluetooth stack */
846 #define HCI_EV_STACK_INTERNAL	0xfd
847 struct hci_ev_stack_internal {
848 	__u16    type;
849 	__u8     data[0];
850 } __attribute__ ((packed));
851 
852 #define HCI_EV_SI_DEVICE	0x01
853 struct hci_ev_si_device {
854 	__u16    event;
855 	__u16    dev_id;
856 } __attribute__ ((packed));
857 
858 #define HCI_EV_SI_SECURITY	0x02
859 struct hci_ev_si_security {
860 	__u16    event;
861 	__u16    proto;
862 	__u16    subproto;
863 	__u8     incoming;
864 } __attribute__ ((packed));
865 
866 /* ---- HCI Packet structures ---- */
867 #define HCI_COMMAND_HDR_SIZE 3
868 #define HCI_EVENT_HDR_SIZE   2
869 #define HCI_ACL_HDR_SIZE     4
870 #define HCI_SCO_HDR_SIZE     3
871 
872 struct hci_command_hdr {
873 	__le16	opcode;		/* OCF & OGF */
874 	__u8 	plen;
875 } __attribute__ ((packed));
876 
877 struct hci_event_hdr {
878 	__u8	evt;
879 	__u8	plen;
880 } __attribute__ ((packed));
881 
882 struct hci_acl_hdr {
883 	__le16	handle;		/* Handle & Flags(PB, BC) */
884 	__le16	dlen;
885 } __attribute__ ((packed));
886 
887 struct hci_sco_hdr {
888 	__le16	handle;
889 	__u8	dlen;
890 } __attribute__ ((packed));
891 
892 #ifdef __KERNEL__
893 #include <linux/skbuff.h>
894 static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
895 {
896 	return (struct hci_event_hdr *) skb->data;
897 }
898 
899 static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb)
900 {
901 	return (struct hci_acl_hdr *) skb->data;
902 }
903 
904 static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
905 {
906 	return (struct hci_sco_hdr *) skb->data;
907 }
908 #endif
909 
910 /* Command opcode pack/unpack */
911 #define hci_opcode_pack(ogf, ocf)	(__u16) ((ocf & 0x03ff)|(ogf << 10))
912 #define hci_opcode_ogf(op)		(op >> 10)
913 #define hci_opcode_ocf(op)		(op & 0x03ff)
914 
915 /* ACL handle and flags pack/unpack */
916 #define hci_handle_pack(h, f)	(__u16) ((h & 0x0fff)|(f << 12))
917 #define hci_handle(h)		(h & 0x0fff)
918 #define hci_flags(h)		(h >> 12)
919 
920 /* ---- HCI Sockets ---- */
921 
922 /* Socket options */
923 #define HCI_DATA_DIR	1
924 #define HCI_FILTER	2
925 #define HCI_TIME_STAMP	3
926 
927 /* CMSG flags */
928 #define HCI_CMSG_DIR	0x0001
929 #define HCI_CMSG_TSTAMP	0x0002
930 
931 struct sockaddr_hci {
932 	sa_family_t    hci_family;
933 	unsigned short hci_dev;
934 };
935 #define HCI_DEV_NONE	0xffff
936 
937 struct hci_filter {
938 	unsigned long type_mask;
939 	unsigned long event_mask[2];
940 	__le16 opcode;
941 };
942 
943 struct hci_ufilter {
944 	__u32  type_mask;
945 	__u32  event_mask[2];
946 	__le16 opcode;
947 };
948 
949 #define HCI_FLT_TYPE_BITS	31
950 #define HCI_FLT_EVENT_BITS	63
951 #define HCI_FLT_OGF_BITS	63
952 #define HCI_FLT_OCF_BITS	127
953 
954 /* ---- HCI Ioctl requests structures ---- */
955 struct hci_dev_stats {
956 	__u32 err_rx;
957 	__u32 err_tx;
958 	__u32 cmd_tx;
959 	__u32 evt_rx;
960 	__u32 acl_tx;
961 	__u32 acl_rx;
962 	__u32 sco_tx;
963 	__u32 sco_rx;
964 	__u32 byte_rx;
965 	__u32 byte_tx;
966 };
967 
968 struct hci_dev_info {
969 	__u16 dev_id;
970 	char  name[8];
971 
972 	bdaddr_t bdaddr;
973 
974 	__u32 flags;
975 	__u8  type;
976 
977 	__u8  features[8];
978 
979 	__u32 pkt_type;
980 	__u32 link_policy;
981 	__u32 link_mode;
982 
983 	__u16 acl_mtu;
984 	__u16 acl_pkts;
985 	__u16 sco_mtu;
986 	__u16 sco_pkts;
987 
988 	struct hci_dev_stats stat;
989 };
990 
991 struct hci_conn_info {
992 	__u16    handle;
993 	bdaddr_t bdaddr;
994 	__u8     type;
995 	__u8     out;
996 	__u16    state;
997 	__u32    link_mode;
998 };
999 
1000 struct hci_dev_req {
1001 	__u16  dev_id;
1002 	__u32  dev_opt;
1003 };
1004 
1005 struct hci_dev_list_req {
1006 	__u16  dev_num;
1007 	struct hci_dev_req dev_req[0];	/* hci_dev_req structures */
1008 };
1009 
1010 struct hci_conn_list_req {
1011 	__u16  dev_id;
1012 	__u16  conn_num;
1013 	struct hci_conn_info conn_info[0];
1014 };
1015 
1016 struct hci_conn_info_req {
1017 	bdaddr_t bdaddr;
1018 	__u8     type;
1019 	struct   hci_conn_info conn_info[0];
1020 };
1021 
1022 struct hci_auth_info_req {
1023 	bdaddr_t bdaddr;
1024 	__u8     type;
1025 };
1026 
1027 struct hci_inquiry_req {
1028 	__u16 dev_id;
1029 	__u16 flags;
1030 	__u8  lap[3];
1031 	__u8  length;
1032 	__u8  num_rsp;
1033 };
1034 #define IREQ_CACHE_FLUSH 0x0001
1035 
1036 #endif /* __HCI_H */
1037