Commit | Line | Data |
---|---|---|
04fafe4e | 1 | /* |
1da177e4 | 2 | BlueZ - Bluetooth protocol stack for Linux |
2d0a0346 | 3 | Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved. |
1da177e4 LT |
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 | |
04fafe4e RS |
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 | |
1da177e4 LT |
18 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
19 | ||
04fafe4e RS |
20 | ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, |
21 | COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS | |
1da177e4 LT |
22 | SOFTWARE IS DISCLAIMED. |
23 | */ | |
24 | ||
25 | #ifndef __HCI_CORE_H | |
26 | #define __HCI_CORE_H | |
27 | ||
a6b7a407 | 28 | #include <linux/interrupt.h> |
1da177e4 LT |
29 | #include <net/bluetooth/hci.h> |
30 | ||
31 | /* HCI upper protocols */ | |
32 | #define HCI_PROTO_L2CAP 0 | |
33 | #define HCI_PROTO_SCO 1 | |
34 | ||
1da177e4 | 35 | /* HCI Core structures */ |
1da177e4 LT |
36 | struct inquiry_data { |
37 | bdaddr_t bdaddr; | |
38 | __u8 pscan_rep_mode; | |
39 | __u8 pscan_period_mode; | |
40 | __u8 pscan_mode; | |
41 | __u8 dev_class[3]; | |
1ebb9252 | 42 | __le16 clock_offset; |
1da177e4 | 43 | __s8 rssi; |
41a96212 | 44 | __u8 ssp_mode; |
1da177e4 LT |
45 | }; |
46 | ||
47 | struct inquiry_entry { | |
70f23020 | 48 | struct inquiry_entry *next; |
1da177e4 LT |
49 | __u32 timestamp; |
50 | struct inquiry_data data; | |
51 | }; | |
52 | ||
53 | struct inquiry_cache { | |
70f23020 | 54 | spinlock_t lock; |
1da177e4 | 55 | __u32 timestamp; |
70f23020 | 56 | struct inquiry_entry *list; |
1da177e4 LT |
57 | }; |
58 | ||
59 | struct hci_conn_hash { | |
60 | struct list_head list; | |
61 | spinlock_t lock; | |
62 | unsigned int acl_num; | |
63 | unsigned int sco_num; | |
fcd89c09 | 64 | unsigned int le_num; |
1da177e4 LT |
65 | }; |
66 | ||
f0358568 JH |
67 | struct bdaddr_list { |
68 | struct list_head list; | |
69 | bdaddr_t bdaddr; | |
70 | }; | |
2aeb9a1a JH |
71 | |
72 | struct bt_uuid { | |
73 | struct list_head list; | |
74 | u8 uuid[16]; | |
1aff6f09 | 75 | u8 svc_hint; |
2aeb9a1a JH |
76 | }; |
77 | ||
34918cd7 VCG |
78 | struct key_master_id { |
79 | __le16 ediv; | |
80 | u8 rand[8]; | |
81 | } __packed; | |
82 | ||
83 | struct link_key_data { | |
84 | bdaddr_t bdaddr; | |
85 | u8 type; | |
86 | u8 val[16]; | |
87 | u8 pin_len; | |
88 | u8 dlen; | |
89 | u8 data[0]; | |
90 | } __packed; | |
91 | ||
55ed8ca1 JH |
92 | struct link_key { |
93 | struct list_head list; | |
94 | bdaddr_t bdaddr; | |
95 | u8 type; | |
96 | u8 val[16]; | |
97 | u8 pin_len; | |
34918cd7 VCG |
98 | u8 dlen; |
99 | u8 data[0]; | |
55ed8ca1 JH |
100 | }; |
101 | ||
2763eda6 SJ |
102 | struct oob_data { |
103 | struct list_head list; | |
104 | bdaddr_t bdaddr; | |
105 | u8 hash[16]; | |
106 | u8 randomizer[16]; | |
107 | }; | |
108 | ||
76c8686f AG |
109 | struct adv_entry { |
110 | struct list_head list; | |
111 | bdaddr_t bdaddr; | |
112 | u8 bdaddr_type; | |
113 | }; | |
114 | ||
cd4c5391 | 115 | #define NUM_REASSEMBLY 4 |
1da177e4 LT |
116 | struct hci_dev { |
117 | struct list_head list; | |
118 | spinlock_t lock; | |
119 | atomic_t refcnt; | |
120 | ||
121 | char name[8]; | |
122 | unsigned long flags; | |
123 | __u16 id; | |
c13854ce | 124 | __u8 bus; |
943da25d | 125 | __u8 dev_type; |
1da177e4 | 126 | bdaddr_t bdaddr; |
1f6c6378 | 127 | __u8 dev_name[HCI_MAX_NAME_LENGTH]; |
80a1e1db | 128 | __u8 eir[HCI_MAX_EIR_LENGTH]; |
a9de9248 | 129 | __u8 dev_class[3]; |
1aff6f09 JH |
130 | __u8 major_class; |
131 | __u8 minor_class; | |
1da177e4 | 132 | __u8 features[8]; |
971e3a4b | 133 | __u8 extfeatures[8]; |
a9de9248 | 134 | __u8 commands[64]; |
333140b5 | 135 | __u8 ssp_mode; |
1143e5a6 MH |
136 | __u8 hci_ver; |
137 | __u16 hci_rev; | |
d5859e22 | 138 | __u8 lmp_ver; |
1143e5a6 | 139 | __u16 manufacturer; |
d5859e22 | 140 | __le16 lmp_subver; |
1da177e4 | 141 | __u16 voice_setting; |
17fa4b9d | 142 | __u8 io_capability; |
1da177e4 LT |
143 | |
144 | __u16 pkt_type; | |
5b7f9909 | 145 | __u16 esco_type; |
1da177e4 LT |
146 | __u16 link_policy; |
147 | __u16 link_mode; | |
148 | ||
04837f64 MH |
149 | __u32 idle_timeout; |
150 | __u16 sniff_min_interval; | |
151 | __u16 sniff_max_interval; | |
152 | ||
928abaa7 AE |
153 | __u8 amp_status; |
154 | __u32 amp_total_bw; | |
155 | __u32 amp_max_bw; | |
156 | __u32 amp_min_latency; | |
157 | __u32 amp_max_pdu; | |
158 | __u8 amp_type; | |
159 | __u16 amp_pal_cap; | |
160 | __u16 amp_assoc_size; | |
161 | __u32 amp_max_flush_to; | |
162 | __u32 amp_be_flush_to; | |
163 | ||
9f61656a JH |
164 | unsigned int auto_accept_delay; |
165 | ||
1da177e4 LT |
166 | unsigned long quirks; |
167 | ||
168 | atomic_t cmd_cnt; | |
169 | unsigned int acl_cnt; | |
170 | unsigned int sco_cnt; | |
6ed58ec5 | 171 | unsigned int le_cnt; |
1da177e4 LT |
172 | |
173 | unsigned int acl_mtu; | |
174 | unsigned int sco_mtu; | |
6ed58ec5 | 175 | unsigned int le_mtu; |
1da177e4 LT |
176 | unsigned int acl_pkts; |
177 | unsigned int sco_pkts; | |
6ed58ec5 | 178 | unsigned int le_pkts; |
1da177e4 | 179 | |
1da177e4 LT |
180 | unsigned long acl_last_tx; |
181 | unsigned long sco_last_tx; | |
6ed58ec5 | 182 | unsigned long le_last_tx; |
1da177e4 | 183 | |
f48fd9c8 MH |
184 | struct workqueue_struct *workqueue; |
185 | ||
ab81cbf9 JH |
186 | struct work_struct power_on; |
187 | struct work_struct power_off; | |
188 | struct timer_list off_timer; | |
189 | ||
6bd32326 | 190 | struct timer_list cmd_timer; |
1da177e4 LT |
191 | struct tasklet_struct cmd_task; |
192 | struct tasklet_struct rx_task; | |
193 | struct tasklet_struct tx_task; | |
194 | ||
195 | struct sk_buff_head rx_q; | |
196 | struct sk_buff_head raw_q; | |
197 | struct sk_buff_head cmd_q; | |
198 | ||
199 | struct sk_buff *sent_cmd; | |
cd4c5391 | 200 | struct sk_buff *reassembly[NUM_REASSEMBLY]; |
1da177e4 | 201 | |
a6a67efd | 202 | struct mutex req_lock; |
1da177e4 LT |
203 | wait_queue_head_t req_wait_q; |
204 | __u32 req_status; | |
205 | __u32 req_result; | |
a5040efa JH |
206 | |
207 | __u16 init_last_cmd; | |
1da177e4 LT |
208 | |
209 | struct inquiry_cache inq_cache; | |
210 | struct hci_conn_hash conn_hash; | |
ea4bd8ba | 211 | struct list_head blacklist; |
1da177e4 | 212 | |
2aeb9a1a JH |
213 | struct list_head uuids; |
214 | ||
55ed8ca1 JH |
215 | struct list_head link_keys; |
216 | ||
2763eda6 SJ |
217 | struct list_head remote_oob_data; |
218 | ||
76c8686f | 219 | struct list_head adv_entries; |
35815085 | 220 | struct timer_list adv_timer; |
76c8686f | 221 | |
1da177e4 LT |
222 | struct hci_dev_stats stat; |
223 | ||
224 | struct sk_buff_head driver_init; | |
225 | ||
226 | void *driver_data; | |
227 | void *core_data; | |
228 | ||
70f23020 | 229 | atomic_t promisc; |
1da177e4 | 230 | |
ca325f69 MH |
231 | struct dentry *debugfs; |
232 | ||
a91f2e39 MH |
233 | struct device *parent; |
234 | struct device dev; | |
1da177e4 | 235 | |
611b30f7 MH |
236 | struct rfkill *rfkill; |
237 | ||
70f23020 | 238 | struct module *owner; |
1da177e4 LT |
239 | |
240 | int (*open)(struct hci_dev *hdev); | |
241 | int (*close)(struct hci_dev *hdev); | |
242 | int (*flush)(struct hci_dev *hdev); | |
243 | int (*send)(struct sk_buff *skb); | |
244 | void (*destruct)(struct hci_dev *hdev); | |
245 | void (*notify)(struct hci_dev *hdev, unsigned int evt); | |
246 | int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg); | |
247 | }; | |
248 | ||
249 | struct hci_conn { | |
250 | struct list_head list; | |
251 | ||
adc4266d | 252 | atomic_t refcnt; |
adc4266d SJ |
253 | |
254 | bdaddr_t dst; | |
5a9d0a3f | 255 | __u8 dst_type; |
adc4266d SJ |
256 | __u16 handle; |
257 | __u16 state; | |
258 | __u8 mode; | |
259 | __u8 type; | |
260 | __u8 out; | |
261 | __u8 attempt; | |
262 | __u8 dev_class[3]; | |
263 | __u8 features[8]; | |
264 | __u8 ssp_mode; | |
265 | __u16 interval; | |
266 | __u16 pkt_type; | |
267 | __u16 link_policy; | |
268 | __u32 link_mode; | |
13d39315 | 269 | __u8 key_type; |
adc4266d SJ |
270 | __u8 auth_type; |
271 | __u8 sec_level; | |
272 | __u8 pending_sec_level; | |
273 | __u8 pin_length; | |
726b4ffc | 274 | __u8 enc_key_size; |
adc4266d SJ |
275 | __u8 io_capability; |
276 | __u8 power_save; | |
277 | __u16 disc_timeout; | |
278 | unsigned long pend; | |
04837f64 | 279 | |
03b555e1 JH |
280 | __u8 remote_cap; |
281 | __u8 remote_oob; | |
282 | __u8 remote_auth; | |
283 | ||
adc4266d | 284 | unsigned int sent; |
04837f64 | 285 | |
1da177e4 LT |
286 | struct sk_buff_head data_q; |
287 | ||
04837f64 MH |
288 | struct timer_list disc_timer; |
289 | struct timer_list idle_timer; | |
9f61656a | 290 | struct timer_list auto_accept_timer; |
04837f64 | 291 | |
f3784d83 RQ |
292 | struct work_struct work_add; |
293 | struct work_struct work_del; | |
b219e3ac MH |
294 | |
295 | struct device dev; | |
9eba32b8 | 296 | atomic_t devref; |
b219e3ac | 297 | |
1da177e4 LT |
298 | struct hci_dev *hdev; |
299 | void *l2cap_data; | |
300 | void *sco_data; | |
1da177e4 LT |
301 | |
302 | struct hci_conn *link; | |
e9a416b5 JH |
303 | |
304 | void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); | |
305 | void (*security_cfm_cb) (struct hci_conn *conn, u8 status); | |
306 | void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); | |
1da177e4 LT |
307 | }; |
308 | ||
309 | extern struct hci_proto *hci_proto[]; | |
310 | extern struct list_head hci_dev_list; | |
311 | extern struct list_head hci_cb_list; | |
312 | extern rwlock_t hci_dev_list_lock; | |
313 | extern rwlock_t hci_cb_list_lock; | |
314 | ||
315 | /* ----- Inquiry cache ----- */ | |
70f23020 AE |
316 | #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ |
317 | #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ | |
1da177e4 LT |
318 | |
319 | #define inquiry_cache_lock(c) spin_lock(&c->lock) | |
320 | #define inquiry_cache_unlock(c) spin_unlock(&c->lock) | |
321 | #define inquiry_cache_lock_bh(c) spin_lock_bh(&c->lock) | |
322 | #define inquiry_cache_unlock_bh(c) spin_unlock_bh(&c->lock) | |
323 | ||
324 | static inline void inquiry_cache_init(struct hci_dev *hdev) | |
325 | { | |
326 | struct inquiry_cache *c = &hdev->inq_cache; | |
327 | spin_lock_init(&c->lock); | |
328 | c->list = NULL; | |
329 | } | |
330 | ||
331 | static inline int inquiry_cache_empty(struct hci_dev *hdev) | |
332 | { | |
333 | struct inquiry_cache *c = &hdev->inq_cache; | |
a02cec21 | 334 | return c->list == NULL; |
1da177e4 LT |
335 | } |
336 | ||
337 | static inline long inquiry_cache_age(struct hci_dev *hdev) | |
338 | { | |
339 | struct inquiry_cache *c = &hdev->inq_cache; | |
340 | return jiffies - c->timestamp; | |
341 | } | |
342 | ||
343 | static inline long inquiry_entry_age(struct inquiry_entry *e) | |
344 | { | |
345 | return jiffies - e->timestamp; | |
346 | } | |
347 | ||
5a9d0a3f WR |
348 | struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, |
349 | bdaddr_t *bdaddr); | |
1da177e4 LT |
350 | void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data); |
351 | ||
352 | /* ----- HCI Connections ----- */ | |
353 | enum { | |
354 | HCI_CONN_AUTH_PEND, | |
19f8def0 | 355 | HCI_CONN_REAUTH_PEND, |
1da177e4 | 356 | HCI_CONN_ENCRYPT_PEND, |
04837f64 MH |
357 | HCI_CONN_RSWITCH_PEND, |
358 | HCI_CONN_MODE_CHANGE_PEND, | |
e73439d8 | 359 | HCI_CONN_SCO_SETUP_PEND, |
d26a2345 | 360 | HCI_CONN_LE_SMP_PEND, |
1da177e4 LT |
361 | }; |
362 | ||
363 | static inline void hci_conn_hash_init(struct hci_dev *hdev) | |
364 | { | |
365 | struct hci_conn_hash *h = &hdev->conn_hash; | |
366 | INIT_LIST_HEAD(&h->list); | |
367 | spin_lock_init(&h->lock); | |
368 | h->acl_num = 0; | |
369 | h->sco_num = 0; | |
370 | } | |
371 | ||
372 | static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) | |
373 | { | |
374 | struct hci_conn_hash *h = &hdev->conn_hash; | |
375 | list_add(&c->list, &h->list); | |
fcd89c09 VT |
376 | switch (c->type) { |
377 | case ACL_LINK: | |
1da177e4 | 378 | h->acl_num++; |
fcd89c09 VT |
379 | break; |
380 | case LE_LINK: | |
381 | h->le_num++; | |
382 | break; | |
383 | case SCO_LINK: | |
384 | case ESCO_LINK: | |
1da177e4 | 385 | h->sco_num++; |
fcd89c09 VT |
386 | break; |
387 | } | |
1da177e4 LT |
388 | } |
389 | ||
390 | static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) | |
391 | { | |
392 | struct hci_conn_hash *h = &hdev->conn_hash; | |
393 | list_del(&c->list); | |
fcd89c09 VT |
394 | switch (c->type) { |
395 | case ACL_LINK: | |
1da177e4 | 396 | h->acl_num--; |
fcd89c09 VT |
397 | break; |
398 | case LE_LINK: | |
399 | h->le_num--; | |
400 | break; | |
401 | case SCO_LINK: | |
402 | case ESCO_LINK: | |
1da177e4 | 403 | h->sco_num--; |
fcd89c09 VT |
404 | break; |
405 | } | |
1da177e4 LT |
406 | } |
407 | ||
52087a79 LAD |
408 | static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) |
409 | { | |
410 | struct hci_conn_hash *h = &hdev->conn_hash; | |
411 | switch (type) { | |
412 | case ACL_LINK: | |
413 | return h->acl_num; | |
414 | case LE_LINK: | |
415 | return h->le_num; | |
416 | case SCO_LINK: | |
417 | case ESCO_LINK: | |
418 | return h->sco_num; | |
419 | default: | |
420 | return 0; | |
421 | } | |
422 | } | |
423 | ||
1da177e4 | 424 | static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, |
adc4266d | 425 | __u16 handle) |
1da177e4 LT |
426 | { |
427 | struct hci_conn_hash *h = &hdev->conn_hash; | |
428 | struct list_head *p; | |
429 | struct hci_conn *c; | |
430 | ||
431 | list_for_each(p, &h->list) { | |
432 | c = list_entry(p, struct hci_conn, list); | |
433 | if (c->handle == handle) | |
434 | return c; | |
435 | } | |
436 | return NULL; | |
437 | } | |
438 | ||
439 | static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, | |
adc4266d | 440 | __u8 type, bdaddr_t *ba) |
1da177e4 LT |
441 | { |
442 | struct hci_conn_hash *h = &hdev->conn_hash; | |
443 | struct list_head *p; | |
444 | struct hci_conn *c; | |
445 | ||
446 | list_for_each(p, &h->list) { | |
447 | c = list_entry(p, struct hci_conn, list); | |
448 | if (c->type == type && !bacmp(&c->dst, ba)) | |
449 | return c; | |
450 | } | |
451 | return NULL; | |
452 | } | |
453 | ||
4c67bc74 | 454 | static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, |
adc4266d | 455 | __u8 type, __u16 state) |
4c67bc74 MH |
456 | { |
457 | struct hci_conn_hash *h = &hdev->conn_hash; | |
458 | struct list_head *p; | |
459 | struct hci_conn *c; | |
460 | ||
461 | list_for_each(p, &h->list) { | |
462 | c = list_entry(p, struct hci_conn, list); | |
463 | if (c->type == type && c->state == state) | |
464 | return c; | |
465 | } | |
466 | return NULL; | |
467 | } | |
468 | ||
469 | void hci_acl_connect(struct hci_conn *conn); | |
1da177e4 LT |
470 | void hci_acl_disconn(struct hci_conn *conn, __u8 reason); |
471 | void hci_add_sco(struct hci_conn *conn, __u16 handle); | |
b6a0dc82 | 472 | void hci_setup_sync(struct hci_conn *conn, __u16 handle); |
e73439d8 | 473 | void hci_sco_setup(struct hci_conn *conn, __u8 status); |
1da177e4 LT |
474 | |
475 | struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); | |
a9de9248 MH |
476 | int hci_conn_del(struct hci_conn *conn); |
477 | void hci_conn_hash_flush(struct hci_dev *hdev); | |
478 | void hci_conn_check_pending(struct hci_dev *hdev); | |
1da177e4 | 479 | |
5a9d0a3f WR |
480 | struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, |
481 | __u8 sec_level, __u8 auth_type); | |
e7c29cb1 | 482 | int hci_conn_check_link_mode(struct hci_conn *conn); |
b3b1b061 | 483 | int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); |
0684e5f9 | 484 | int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); |
1da177e4 | 485 | int hci_conn_change_link_key(struct hci_conn *conn); |
8c1b2355 | 486 | int hci_conn_switch_role(struct hci_conn *conn, __u8 role); |
1da177e4 | 487 | |
14b12d0b | 488 | void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); |
04837f64 | 489 | void hci_conn_enter_sniff_mode(struct hci_conn *conn); |
1da177e4 | 490 | |
9eba32b8 MH |
491 | void hci_conn_hold_device(struct hci_conn *conn); |
492 | void hci_conn_put_device(struct hci_conn *conn); | |
493 | ||
1da177e4 LT |
494 | static inline void hci_conn_hold(struct hci_conn *conn) |
495 | { | |
496 | atomic_inc(&conn->refcnt); | |
04837f64 | 497 | del_timer(&conn->disc_timer); |
1da177e4 LT |
498 | } |
499 | ||
500 | static inline void hci_conn_put(struct hci_conn *conn) | |
501 | { | |
502 | if (atomic_dec_and_test(&conn->refcnt)) { | |
04837f64 | 503 | unsigned long timeo; |
454d48ff | 504 | if (conn->type == ACL_LINK || conn->type == LE_LINK) { |
04837f64 | 505 | del_timer(&conn->idle_timer); |
6ac59344 | 506 | if (conn->state == BT_CONNECTED) { |
052b30b0 | 507 | timeo = msecs_to_jiffies(conn->disc_timeout); |
6ac59344 | 508 | if (!conn->out) |
052b30b0 | 509 | timeo *= 2; |
5a9d0a3f | 510 | } else { |
6ac59344 | 511 | timeo = msecs_to_jiffies(10); |
5a9d0a3f WR |
512 | } |
513 | } else { | |
04837f64 | 514 | timeo = msecs_to_jiffies(10); |
5a9d0a3f | 515 | } |
04837f64 | 516 | mod_timer(&conn->disc_timer, jiffies + timeo); |
1da177e4 LT |
517 | } |
518 | } | |
519 | ||
1da177e4 LT |
520 | /* ----- HCI Devices ----- */ |
521 | static inline void __hci_dev_put(struct hci_dev *d) | |
522 | { | |
523 | if (atomic_dec_and_test(&d->refcnt)) | |
524 | d->destruct(d); | |
525 | } | |
526 | ||
527 | static inline void hci_dev_put(struct hci_dev *d) | |
04fafe4e | 528 | { |
1da177e4 LT |
529 | __hci_dev_put(d); |
530 | module_put(d->owner); | |
531 | } | |
532 | ||
533 | static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d) | |
534 | { | |
535 | atomic_inc(&d->refcnt); | |
536 | return d; | |
537 | } | |
538 | ||
539 | static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) | |
540 | { | |
541 | if (try_module_get(d->owner)) | |
542 | return __hci_dev_hold(d); | |
543 | return NULL; | |
544 | } | |
545 | ||
546 | #define hci_dev_lock(d) spin_lock(&d->lock) | |
547 | #define hci_dev_unlock(d) spin_unlock(&d->lock) | |
548 | #define hci_dev_lock_bh(d) spin_lock_bh(&d->lock) | |
549 | #define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock) | |
550 | ||
551 | struct hci_dev *hci_dev_get(int index); | |
552 | struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst); | |
553 | ||
554 | struct hci_dev *hci_alloc_dev(void); | |
555 | void hci_free_dev(struct hci_dev *hdev); | |
556 | int hci_register_dev(struct hci_dev *hdev); | |
59735631 | 557 | void hci_unregister_dev(struct hci_dev *hdev); |
1da177e4 LT |
558 | int hci_suspend_dev(struct hci_dev *hdev); |
559 | int hci_resume_dev(struct hci_dev *hdev); | |
560 | int hci_dev_open(__u16 dev); | |
561 | int hci_dev_close(__u16 dev); | |
562 | int hci_dev_reset(__u16 dev); | |
563 | int hci_dev_reset_stat(__u16 dev); | |
564 | int hci_dev_cmd(unsigned int cmd, void __user *arg); | |
565 | int hci_get_dev_list(void __user *arg); | |
566 | int hci_get_dev_info(void __user *arg); | |
567 | int hci_get_conn_list(void __user *arg); | |
568 | int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); | |
40be492f | 569 | int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); |
1da177e4 LT |
570 | int hci_inquiry(void __user *arg); |
571 | ||
f0358568 JH |
572 | struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr); |
573 | int hci_blacklist_clear(struct hci_dev *hdev); | |
b2a66aad AJ |
574 | int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr); |
575 | int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
f0358568 | 576 | |
2aeb9a1a JH |
577 | int hci_uuids_clear(struct hci_dev *hdev); |
578 | ||
55ed8ca1 JH |
579 | int hci_link_keys_clear(struct hci_dev *hdev); |
580 | struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
d25e28ab JH |
581 | int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, |
582 | bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len); | |
75d262c2 VCG |
583 | struct link_key *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]); |
584 | struct link_key *hci_find_link_key_type(struct hci_dev *hdev, | |
585 | bdaddr_t *bdaddr, u8 type); | |
586 | int hci_add_ltk(struct hci_dev *hdev, int new_key, bdaddr_t *bdaddr, | |
726b4ffc | 587 | u8 key_size, __le16 ediv, u8 rand[8], u8 ltk[16]); |
55ed8ca1 JH |
588 | int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); |
589 | ||
2763eda6 SJ |
590 | int hci_remote_oob_data_clear(struct hci_dev *hdev); |
591 | struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, | |
592 | bdaddr_t *bdaddr); | |
593 | int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, | |
594 | u8 *randomizer); | |
595 | int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
596 | ||
35815085 | 597 | #define ADV_CLEAR_TIMEOUT (3*60*HZ) /* Three minutes */ |
76c8686f AG |
598 | int hci_adv_entries_clear(struct hci_dev *hdev); |
599 | struct adv_entry *hci_find_adv_entry(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
600 | int hci_add_adv_entry(struct hci_dev *hdev, | |
601 | struct hci_ev_le_advertising_info *ev); | |
602 | ||
ab81cbf9 JH |
603 | void hci_del_off_timer(struct hci_dev *hdev); |
604 | ||
1da177e4 LT |
605 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); |
606 | ||
76bca880 | 607 | int hci_recv_frame(struct sk_buff *skb); |
ef222013 | 608 | int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); |
99811510 | 609 | int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); |
ef222013 | 610 | |
0ac7e700 | 611 | void hci_init_sysfs(struct hci_dev *hdev); |
ce242970 DH |
612 | int hci_add_sysfs(struct hci_dev *hdev); |
613 | void hci_del_sysfs(struct hci_dev *hdev); | |
a67e899c | 614 | void hci_conn_init_sysfs(struct hci_conn *conn); |
b219e3ac MH |
615 | void hci_conn_add_sysfs(struct hci_conn *conn); |
616 | void hci_conn_del_sysfs(struct hci_conn *conn); | |
1da177e4 | 617 | |
a91f2e39 | 618 | #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev)) |
1da177e4 LT |
619 | |
620 | /* ----- LMP capabilities ----- */ | |
04837f64 MH |
621 | #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH) |
622 | #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT) | |
623 | #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF) | |
624 | #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR) | |
5b7f9909 | 625 | #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO) |
769be974 | 626 | #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR) |
e702112f | 627 | #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH) |
6ed58ec5 | 628 | #define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE) |
1da177e4 | 629 | |
eead27da AG |
630 | /* ----- Extended LMP capabilities ----- */ |
631 | #define lmp_host_le_capable(dev) ((dev)->extfeatures[0] & LMP_HOST_LE) | |
632 | ||
1da177e4 LT |
633 | /* ----- HCI protocols ----- */ |
634 | struct hci_proto { | |
8c1b2355 | 635 | char *name; |
1da177e4 LT |
636 | unsigned int id; |
637 | unsigned long flags; | |
638 | ||
639 | void *priv; | |
640 | ||
5a9d0a3f WR |
641 | int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr, |
642 | __u8 type); | |
1da177e4 | 643 | int (*connect_cfm) (struct hci_conn *conn, __u8 status); |
2950f21a MH |
644 | int (*disconn_ind) (struct hci_conn *conn); |
645 | int (*disconn_cfm) (struct hci_conn *conn, __u8 reason); | |
5a9d0a3f WR |
646 | int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb, |
647 | __u16 flags); | |
1da177e4 | 648 | int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb); |
5a9d0a3f WR |
649 | int (*security_cfm) (struct hci_conn *conn, __u8 status, |
650 | __u8 encrypt); | |
1da177e4 LT |
651 | }; |
652 | ||
5a9d0a3f WR |
653 | static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, |
654 | __u8 type) | |
1da177e4 LT |
655 | { |
656 | register struct hci_proto *hp; | |
657 | int mask = 0; | |
8c1b2355 | 658 | |
1da177e4 LT |
659 | hp = hci_proto[HCI_PROTO_L2CAP]; |
660 | if (hp && hp->connect_ind) | |
661 | mask |= hp->connect_ind(hdev, bdaddr, type); | |
662 | ||
663 | hp = hci_proto[HCI_PROTO_SCO]; | |
664 | if (hp && hp->connect_ind) | |
665 | mask |= hp->connect_ind(hdev, bdaddr, type); | |
666 | ||
667 | return mask; | |
668 | } | |
669 | ||
670 | static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) | |
671 | { | |
672 | register struct hci_proto *hp; | |
673 | ||
674 | hp = hci_proto[HCI_PROTO_L2CAP]; | |
675 | if (hp && hp->connect_cfm) | |
676 | hp->connect_cfm(conn, status); | |
677 | ||
678 | hp = hci_proto[HCI_PROTO_SCO]; | |
679 | if (hp && hp->connect_cfm) | |
680 | hp->connect_cfm(conn, status); | |
e9a416b5 JH |
681 | |
682 | if (conn->connect_cfm_cb) | |
683 | conn->connect_cfm_cb(conn, status); | |
1da177e4 LT |
684 | } |
685 | ||
2950f21a | 686 | static inline int hci_proto_disconn_ind(struct hci_conn *conn) |
1da177e4 LT |
687 | { |
688 | register struct hci_proto *hp; | |
2950f21a | 689 | int reason = 0x13; |
1da177e4 LT |
690 | |
691 | hp = hci_proto[HCI_PROTO_L2CAP]; | |
692 | if (hp && hp->disconn_ind) | |
2950f21a | 693 | reason = hp->disconn_ind(conn); |
1da177e4 LT |
694 | |
695 | hp = hci_proto[HCI_PROTO_SCO]; | |
696 | if (hp && hp->disconn_ind) | |
2950f21a MH |
697 | reason = hp->disconn_ind(conn); |
698 | ||
699 | return reason; | |
700 | } | |
701 | ||
702 | static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) | |
703 | { | |
704 | register struct hci_proto *hp; | |
705 | ||
706 | hp = hci_proto[HCI_PROTO_L2CAP]; | |
707 | if (hp && hp->disconn_cfm) | |
708 | hp->disconn_cfm(conn, reason); | |
709 | ||
710 | hp = hci_proto[HCI_PROTO_SCO]; | |
711 | if (hp && hp->disconn_cfm) | |
712 | hp->disconn_cfm(conn, reason); | |
e9a416b5 JH |
713 | |
714 | if (conn->disconn_cfm_cb) | |
715 | conn->disconn_cfm_cb(conn, reason); | |
1da177e4 LT |
716 | } |
717 | ||
718 | static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) | |
719 | { | |
720 | register struct hci_proto *hp; | |
8c1b2355 MH |
721 | __u8 encrypt; |
722 | ||
723 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) | |
724 | return; | |
725 | ||
726 | encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; | |
1da177e4 LT |
727 | |
728 | hp = hci_proto[HCI_PROTO_L2CAP]; | |
8c1b2355 MH |
729 | if (hp && hp->security_cfm) |
730 | hp->security_cfm(conn, status, encrypt); | |
1da177e4 LT |
731 | |
732 | hp = hci_proto[HCI_PROTO_SCO]; | |
8c1b2355 MH |
733 | if (hp && hp->security_cfm) |
734 | hp->security_cfm(conn, status, encrypt); | |
e9a416b5 JH |
735 | |
736 | if (conn->security_cfm_cb) | |
737 | conn->security_cfm_cb(conn, status); | |
1da177e4 LT |
738 | } |
739 | ||
5a9d0a3f WR |
740 | static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, |
741 | __u8 encrypt) | |
1da177e4 LT |
742 | { |
743 | register struct hci_proto *hp; | |
744 | ||
745 | hp = hci_proto[HCI_PROTO_L2CAP]; | |
8c1b2355 MH |
746 | if (hp && hp->security_cfm) |
747 | hp->security_cfm(conn, status, encrypt); | |
1da177e4 LT |
748 | |
749 | hp = hci_proto[HCI_PROTO_SCO]; | |
8c1b2355 MH |
750 | if (hp && hp->security_cfm) |
751 | hp->security_cfm(conn, status, encrypt); | |
e9a416b5 JH |
752 | |
753 | if (conn->security_cfm_cb) | |
754 | conn->security_cfm_cb(conn, status); | |
1da177e4 LT |
755 | } |
756 | ||
757 | int hci_register_proto(struct hci_proto *hproto); | |
758 | int hci_unregister_proto(struct hci_proto *hproto); | |
759 | ||
760 | /* ----- HCI callbacks ----- */ | |
761 | struct hci_cb { | |
762 | struct list_head list; | |
763 | ||
764 | char *name; | |
765 | ||
5a9d0a3f WR |
766 | void (*security_cfm) (struct hci_conn *conn, __u8 status, |
767 | __u8 encrypt); | |
1da177e4 LT |
768 | void (*key_change_cfm) (struct hci_conn *conn, __u8 status); |
769 | void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); | |
770 | }; | |
771 | ||
772 | static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) | |
773 | { | |
774 | struct list_head *p; | |
8c1b2355 | 775 | __u8 encrypt; |
1da177e4 LT |
776 | |
777 | hci_proto_auth_cfm(conn, status); | |
778 | ||
8c1b2355 MH |
779 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) |
780 | return; | |
781 | ||
782 | encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; | |
783 | ||
1da177e4 LT |
784 | read_lock_bh(&hci_cb_list_lock); |
785 | list_for_each(p, &hci_cb_list) { | |
786 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
8c1b2355 MH |
787 | if (cb->security_cfm) |
788 | cb->security_cfm(conn, status, encrypt); | |
1da177e4 LT |
789 | } |
790 | read_unlock_bh(&hci_cb_list_lock); | |
791 | } | |
792 | ||
5a9d0a3f WR |
793 | static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, |
794 | __u8 encrypt) | |
1da177e4 LT |
795 | { |
796 | struct list_head *p; | |
797 | ||
435fef20 MH |
798 | if (conn->sec_level == BT_SECURITY_SDP) |
799 | conn->sec_level = BT_SECURITY_LOW; | |
800 | ||
88167aed VCG |
801 | if (conn->pending_sec_level > conn->sec_level) |
802 | conn->sec_level = conn->pending_sec_level; | |
803 | ||
9719f8af | 804 | hci_proto_encrypt_cfm(conn, status, encrypt); |
1da177e4 LT |
805 | |
806 | read_lock_bh(&hci_cb_list_lock); | |
807 | list_for_each(p, &hci_cb_list) { | |
808 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
8c1b2355 MH |
809 | if (cb->security_cfm) |
810 | cb->security_cfm(conn, status, encrypt); | |
1da177e4 LT |
811 | } |
812 | read_unlock_bh(&hci_cb_list_lock); | |
813 | } | |
814 | ||
815 | static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) | |
816 | { | |
817 | struct list_head *p; | |
818 | ||
819 | read_lock_bh(&hci_cb_list_lock); | |
820 | list_for_each(p, &hci_cb_list) { | |
821 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
822 | if (cb->key_change_cfm) | |
823 | cb->key_change_cfm(conn, status); | |
824 | } | |
825 | read_unlock_bh(&hci_cb_list_lock); | |
826 | } | |
827 | ||
5a9d0a3f WR |
828 | static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, |
829 | __u8 role) | |
1da177e4 LT |
830 | { |
831 | struct list_head *p; | |
832 | ||
833 | read_lock_bh(&hci_cb_list_lock); | |
834 | list_for_each(p, &hci_cb_list) { | |
835 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
836 | if (cb->role_switch_cfm) | |
837 | cb->role_switch_cfm(conn, status, role); | |
838 | } | |
839 | read_unlock_bh(&hci_cb_list_lock); | |
840 | } | |
841 | ||
842 | int hci_register_cb(struct hci_cb *hcb); | |
843 | int hci_unregister_cb(struct hci_cb *hcb); | |
844 | ||
845 | int hci_register_notifier(struct notifier_block *nb); | |
846 | int hci_unregister_notifier(struct notifier_block *nb); | |
847 | ||
a9de9248 | 848 | int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param); |
9a9c6a34 | 849 | void hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags); |
0d861d8b | 850 | void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); |
1da177e4 | 851 | |
a9de9248 | 852 | void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); |
1da177e4 LT |
853 | |
854 | void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data); | |
855 | ||
856 | /* ----- HCI Sockets ----- */ | |
eec8d2bc JH |
857 | void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb, |
858 | struct sock *skip_sk); | |
1da177e4 | 859 | |
0381101f JH |
860 | /* Management interface */ |
861 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); | |
c71e97bf JH |
862 | int mgmt_index_added(u16 index); |
863 | int mgmt_index_removed(u16 index); | |
5add6af8 | 864 | int mgmt_powered(u16 index, u8 powered); |
73f22f62 | 865 | int mgmt_discoverable(u16 index, u8 discoverable); |
9fbcbb45 | 866 | int mgmt_connectable(u16 index, u8 connectable); |
4df378a1 | 867 | int mgmt_new_key(u16 index, struct link_key *key, u8 persistent); |
cfafccf7 | 868 | int mgmt_connected(u16 index, bdaddr_t *bdaddr, u8 link_type); |
f7520543 | 869 | int mgmt_disconnected(u16 index, bdaddr_t *bdaddr); |
8962ee74 | 870 | int mgmt_disconnect_failed(u16 index); |
17d5c04c | 871 | int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status); |
a770bb5a | 872 | int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure); |
980e1a53 JH |
873 | int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status); |
874 | int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status); | |
55bc1a37 JH |
875 | int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value, |
876 | u8 confirm_hint); | |
a5c29683 JH |
877 | int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status); |
878 | int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr, | |
879 | u8 status); | |
2a611692 | 880 | int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status); |
b312b161 | 881 | int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status); |
c35938b2 SJ |
882 | int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer, |
883 | u8 status); | |
e17acd40 JH |
884 | int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi, |
885 | u8 *eir); | |
a88a9652 | 886 | int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name); |
314b2381 | 887 | int mgmt_discovering(u16 index, u8 discovering); |
5e762444 AJ |
888 | int mgmt_device_blocked(u16 index, bdaddr_t *bdaddr); |
889 | int mgmt_device_unblocked(u16 index, bdaddr_t *bdaddr); | |
0381101f | 890 | |
1da177e4 LT |
891 | /* HCI info for socket */ |
892 | #define hci_pi(sk) ((struct hci_pinfo *) sk) | |
893 | ||
894 | struct hci_pinfo { | |
895 | struct bt_sock bt; | |
896 | struct hci_dev *hdev; | |
897 | struct hci_filter filter; | |
898 | __u32 cmsg_mask; | |
c02178d2 | 899 | unsigned short channel; |
1da177e4 LT |
900 | }; |
901 | ||
902 | /* HCI security filter */ | |
903 | #define HCI_SFLT_MAX_OGF 5 | |
904 | ||
905 | struct hci_sec_filter { | |
906 | __u32 type_mask; | |
907 | __u32 event_mask[2]; | |
908 | __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4]; | |
909 | }; | |
910 | ||
911 | /* ----- HCI requests ----- */ | |
912 | #define HCI_REQ_DONE 0 | |
913 | #define HCI_REQ_PEND 1 | |
914 | #define HCI_REQ_CANCELED 2 | |
915 | ||
a6a67efd TG |
916 | #define hci_req_lock(d) mutex_lock(&d->req_lock) |
917 | #define hci_req_unlock(d) mutex_unlock(&d->req_lock) | |
1da177e4 | 918 | |
23bb5763 | 919 | void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result); |
1da177e4 | 920 | |
2ce603eb CT |
921 | void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, |
922 | u16 latency, u16 to_multiplier); | |
a7a595f6 VCG |
923 | void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8], |
924 | __u8 ltk[16]); | |
925 | void hci_le_ltk_reply(struct hci_conn *conn, u8 ltk[16]); | |
926 | void hci_le_ltk_neg_reply(struct hci_conn *conn); | |
927 | ||
1da177e4 | 928 | #endif /* __HCI_CORE_H */ |