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Commit | Line | Data |
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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 | ||
5e59b791 LAD |
35 | /* HCI priority */ |
36 | #define HCI_PRIO_MAX 7 | |
37 | ||
1da177e4 | 38 | /* HCI Core structures */ |
1da177e4 LT |
39 | struct inquiry_data { |
40 | bdaddr_t bdaddr; | |
41 | __u8 pscan_rep_mode; | |
42 | __u8 pscan_period_mode; | |
43 | __u8 pscan_mode; | |
44 | __u8 dev_class[3]; | |
1ebb9252 | 45 | __le16 clock_offset; |
1da177e4 | 46 | __s8 rssi; |
41a96212 | 47 | __u8 ssp_mode; |
1da177e4 LT |
48 | }; |
49 | ||
50 | struct inquiry_entry { | |
70f23020 | 51 | struct inquiry_entry *next; |
1da177e4 LT |
52 | __u32 timestamp; |
53 | struct inquiry_data data; | |
54 | }; | |
55 | ||
56 | struct inquiry_cache { | |
70f23020 | 57 | spinlock_t lock; |
1da177e4 | 58 | __u32 timestamp; |
70f23020 | 59 | struct inquiry_entry *list; |
1da177e4 LT |
60 | }; |
61 | ||
62 | struct hci_conn_hash { | |
63 | struct list_head list; | |
1da177e4 LT |
64 | unsigned int acl_num; |
65 | unsigned int sco_num; | |
fcd89c09 | 66 | unsigned int le_num; |
1da177e4 LT |
67 | }; |
68 | ||
f0358568 JH |
69 | struct bdaddr_list { |
70 | struct list_head list; | |
71 | bdaddr_t bdaddr; | |
72 | }; | |
2aeb9a1a JH |
73 | |
74 | struct bt_uuid { | |
75 | struct list_head list; | |
76 | u8 uuid[16]; | |
1aff6f09 | 77 | u8 svc_hint; |
2aeb9a1a JH |
78 | }; |
79 | ||
34918cd7 VCG |
80 | struct key_master_id { |
81 | __le16 ediv; | |
82 | u8 rand[8]; | |
83 | } __packed; | |
84 | ||
85 | struct link_key_data { | |
86 | bdaddr_t bdaddr; | |
87 | u8 type; | |
88 | u8 val[16]; | |
89 | u8 pin_len; | |
90 | u8 dlen; | |
91 | u8 data[0]; | |
92 | } __packed; | |
93 | ||
55ed8ca1 JH |
94 | struct link_key { |
95 | struct list_head list; | |
96 | bdaddr_t bdaddr; | |
97 | u8 type; | |
98 | u8 val[16]; | |
99 | u8 pin_len; | |
34918cd7 VCG |
100 | u8 dlen; |
101 | u8 data[0]; | |
55ed8ca1 JH |
102 | }; |
103 | ||
2763eda6 SJ |
104 | struct oob_data { |
105 | struct list_head list; | |
106 | bdaddr_t bdaddr; | |
107 | u8 hash[16]; | |
108 | u8 randomizer[16]; | |
109 | }; | |
110 | ||
76c8686f AG |
111 | struct adv_entry { |
112 | struct list_head list; | |
113 | bdaddr_t bdaddr; | |
114 | u8 bdaddr_type; | |
115 | }; | |
116 | ||
cd4c5391 | 117 | #define NUM_REASSEMBLY 4 |
1da177e4 LT |
118 | struct hci_dev { |
119 | struct list_head list; | |
09fd0de5 | 120 | struct mutex lock; |
1da177e4 LT |
121 | atomic_t refcnt; |
122 | ||
123 | char name[8]; | |
124 | unsigned long flags; | |
125 | __u16 id; | |
c13854ce | 126 | __u8 bus; |
943da25d | 127 | __u8 dev_type; |
1da177e4 | 128 | bdaddr_t bdaddr; |
1f6c6378 | 129 | __u8 dev_name[HCI_MAX_NAME_LENGTH]; |
80a1e1db | 130 | __u8 eir[HCI_MAX_EIR_LENGTH]; |
a9de9248 | 131 | __u8 dev_class[3]; |
1aff6f09 JH |
132 | __u8 major_class; |
133 | __u8 minor_class; | |
1da177e4 | 134 | __u8 features[8]; |
971e3a4b | 135 | __u8 extfeatures[8]; |
a9de9248 | 136 | __u8 commands[64]; |
333140b5 | 137 | __u8 ssp_mode; |
1143e5a6 MH |
138 | __u8 hci_ver; |
139 | __u16 hci_rev; | |
d5859e22 | 140 | __u8 lmp_ver; |
1143e5a6 | 141 | __u16 manufacturer; |
d5859e22 | 142 | __le16 lmp_subver; |
1da177e4 | 143 | __u16 voice_setting; |
17fa4b9d | 144 | __u8 io_capability; |
1da177e4 LT |
145 | |
146 | __u16 pkt_type; | |
5b7f9909 | 147 | __u16 esco_type; |
1da177e4 LT |
148 | __u16 link_policy; |
149 | __u16 link_mode; | |
150 | ||
04837f64 MH |
151 | __u32 idle_timeout; |
152 | __u16 sniff_min_interval; | |
153 | __u16 sniff_max_interval; | |
154 | ||
928abaa7 AE |
155 | __u8 amp_status; |
156 | __u32 amp_total_bw; | |
157 | __u32 amp_max_bw; | |
158 | __u32 amp_min_latency; | |
159 | __u32 amp_max_pdu; | |
160 | __u8 amp_type; | |
161 | __u16 amp_pal_cap; | |
162 | __u16 amp_assoc_size; | |
163 | __u32 amp_max_flush_to; | |
164 | __u32 amp_be_flush_to; | |
165 | ||
1e89cffb AE |
166 | __u8 flow_ctl_mode; |
167 | ||
9f61656a JH |
168 | unsigned int auto_accept_delay; |
169 | ||
1da177e4 LT |
170 | unsigned long quirks; |
171 | ||
172 | atomic_t cmd_cnt; | |
173 | unsigned int acl_cnt; | |
174 | unsigned int sco_cnt; | |
6ed58ec5 | 175 | unsigned int le_cnt; |
1da177e4 LT |
176 | |
177 | unsigned int acl_mtu; | |
178 | unsigned int sco_mtu; | |
6ed58ec5 | 179 | unsigned int le_mtu; |
1da177e4 LT |
180 | unsigned int acl_pkts; |
181 | unsigned int sco_pkts; | |
6ed58ec5 | 182 | unsigned int le_pkts; |
1da177e4 | 183 | |
1da177e4 LT |
184 | unsigned long acl_last_tx; |
185 | unsigned long sco_last_tx; | |
6ed58ec5 | 186 | unsigned long le_last_tx; |
1da177e4 | 187 | |
f48fd9c8 MH |
188 | struct workqueue_struct *workqueue; |
189 | ||
ab81cbf9 | 190 | struct work_struct power_on; |
3243553f | 191 | struct delayed_work power_off; |
ab81cbf9 | 192 | |
16ab91ab JH |
193 | __u16 discov_timeout; |
194 | struct delayed_work discov_off; | |
195 | ||
6bd32326 | 196 | struct timer_list cmd_timer; |
b78752cc MH |
197 | |
198 | struct work_struct rx_work; | |
c347b765 | 199 | struct work_struct cmd_work; |
3eff45ea | 200 | struct work_struct tx_work; |
1da177e4 LT |
201 | |
202 | struct sk_buff_head rx_q; | |
203 | struct sk_buff_head raw_q; | |
204 | struct sk_buff_head cmd_q; | |
205 | ||
206 | struct sk_buff *sent_cmd; | |
cd4c5391 | 207 | struct sk_buff *reassembly[NUM_REASSEMBLY]; |
1da177e4 | 208 | |
a6a67efd | 209 | struct mutex req_lock; |
1da177e4 LT |
210 | wait_queue_head_t req_wait_q; |
211 | __u32 req_status; | |
212 | __u32 req_result; | |
a5040efa JH |
213 | |
214 | __u16 init_last_cmd; | |
1da177e4 | 215 | |
2e58ef3e JH |
216 | struct list_head mgmt_pending; |
217 | ||
1da177e4 LT |
218 | struct inquiry_cache inq_cache; |
219 | struct hci_conn_hash conn_hash; | |
ea4bd8ba | 220 | struct list_head blacklist; |
1da177e4 | 221 | |
2aeb9a1a JH |
222 | struct list_head uuids; |
223 | ||
55ed8ca1 JH |
224 | struct list_head link_keys; |
225 | ||
2763eda6 SJ |
226 | struct list_head remote_oob_data; |
227 | ||
76c8686f | 228 | struct list_head adv_entries; |
db323f2f | 229 | struct delayed_work adv_work; |
76c8686f | 230 | |
1da177e4 LT |
231 | struct hci_dev_stats stat; |
232 | ||
233 | struct sk_buff_head driver_init; | |
234 | ||
235 | void *driver_data; | |
236 | void *core_data; | |
237 | ||
70f23020 | 238 | atomic_t promisc; |
1da177e4 | 239 | |
ca325f69 MH |
240 | struct dentry *debugfs; |
241 | ||
a91f2e39 MH |
242 | struct device *parent; |
243 | struct device dev; | |
1da177e4 | 244 | |
611b30f7 MH |
245 | struct rfkill *rfkill; |
246 | ||
70f23020 | 247 | struct module *owner; |
1da177e4 | 248 | |
d23264a8 AG |
249 | unsigned long dev_flags; |
250 | ||
1da177e4 LT |
251 | int (*open)(struct hci_dev *hdev); |
252 | int (*close)(struct hci_dev *hdev); | |
253 | int (*flush)(struct hci_dev *hdev); | |
254 | int (*send)(struct sk_buff *skb); | |
255 | void (*destruct)(struct hci_dev *hdev); | |
256 | void (*notify)(struct hci_dev *hdev, unsigned int evt); | |
257 | int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg); | |
258 | }; | |
259 | ||
260 | struct hci_conn { | |
261 | struct list_head list; | |
262 | ||
adc4266d | 263 | atomic_t refcnt; |
adc4266d SJ |
264 | |
265 | bdaddr_t dst; | |
5a9d0a3f | 266 | __u8 dst_type; |
adc4266d SJ |
267 | __u16 handle; |
268 | __u16 state; | |
269 | __u8 mode; | |
270 | __u8 type; | |
271 | __u8 out; | |
272 | __u8 attempt; | |
273 | __u8 dev_class[3]; | |
274 | __u8 features[8]; | |
275 | __u8 ssp_mode; | |
276 | __u16 interval; | |
277 | __u16 pkt_type; | |
278 | __u16 link_policy; | |
279 | __u32 link_mode; | |
13d39315 | 280 | __u8 key_type; |
adc4266d SJ |
281 | __u8 auth_type; |
282 | __u8 sec_level; | |
283 | __u8 pending_sec_level; | |
284 | __u8 pin_length; | |
726b4ffc | 285 | __u8 enc_key_size; |
adc4266d SJ |
286 | __u8 io_capability; |
287 | __u8 power_save; | |
288 | __u16 disc_timeout; | |
289 | unsigned long pend; | |
04837f64 | 290 | |
03b555e1 JH |
291 | __u8 remote_cap; |
292 | __u8 remote_oob; | |
293 | __u8 remote_auth; | |
294 | ||
adc4266d | 295 | unsigned int sent; |
04837f64 | 296 | |
1da177e4 | 297 | struct sk_buff_head data_q; |
2c33c06a | 298 | struct list_head chan_list; |
1da177e4 | 299 | |
19c40e3b | 300 | struct delayed_work disc_work; |
04837f64 | 301 | struct timer_list idle_timer; |
9f61656a | 302 | struct timer_list auto_accept_timer; |
04837f64 | 303 | |
b219e3ac | 304 | struct device dev; |
9eba32b8 | 305 | atomic_t devref; |
b219e3ac | 306 | |
1da177e4 LT |
307 | struct hci_dev *hdev; |
308 | void *l2cap_data; | |
309 | void *sco_data; | |
1da177e4 LT |
310 | |
311 | struct hci_conn *link; | |
e9a416b5 JH |
312 | |
313 | void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); | |
314 | void (*security_cfm_cb) (struct hci_conn *conn, u8 status); | |
315 | void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); | |
1da177e4 LT |
316 | }; |
317 | ||
73d80deb LAD |
318 | struct hci_chan { |
319 | struct list_head list; | |
320 | ||
321 | struct hci_conn *conn; | |
322 | struct sk_buff_head data_q; | |
323 | unsigned int sent; | |
324 | }; | |
325 | ||
1da177e4 LT |
326 | extern struct hci_proto *hci_proto[]; |
327 | extern struct list_head hci_dev_list; | |
328 | extern struct list_head hci_cb_list; | |
329 | extern rwlock_t hci_dev_list_lock; | |
330 | extern rwlock_t hci_cb_list_lock; | |
331 | ||
332 | /* ----- Inquiry cache ----- */ | |
70f23020 AE |
333 | #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ |
334 | #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ | |
1da177e4 LT |
335 | |
336 | #define inquiry_cache_lock(c) spin_lock(&c->lock) | |
337 | #define inquiry_cache_unlock(c) spin_unlock(&c->lock) | |
338 | #define inquiry_cache_lock_bh(c) spin_lock_bh(&c->lock) | |
339 | #define inquiry_cache_unlock_bh(c) spin_unlock_bh(&c->lock) | |
340 | ||
341 | static inline void inquiry_cache_init(struct hci_dev *hdev) | |
342 | { | |
343 | struct inquiry_cache *c = &hdev->inq_cache; | |
344 | spin_lock_init(&c->lock); | |
345 | c->list = NULL; | |
346 | } | |
347 | ||
348 | static inline int inquiry_cache_empty(struct hci_dev *hdev) | |
349 | { | |
350 | struct inquiry_cache *c = &hdev->inq_cache; | |
a02cec21 | 351 | return c->list == NULL; |
1da177e4 LT |
352 | } |
353 | ||
354 | static inline long inquiry_cache_age(struct hci_dev *hdev) | |
355 | { | |
356 | struct inquiry_cache *c = &hdev->inq_cache; | |
357 | return jiffies - c->timestamp; | |
358 | } | |
359 | ||
360 | static inline long inquiry_entry_age(struct inquiry_entry *e) | |
361 | { | |
362 | return jiffies - e->timestamp; | |
363 | } | |
364 | ||
5a9d0a3f WR |
365 | struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, |
366 | bdaddr_t *bdaddr); | |
1da177e4 LT |
367 | void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data); |
368 | ||
369 | /* ----- HCI Connections ----- */ | |
370 | enum { | |
371 | HCI_CONN_AUTH_PEND, | |
19f8def0 | 372 | HCI_CONN_REAUTH_PEND, |
1da177e4 | 373 | HCI_CONN_ENCRYPT_PEND, |
04837f64 MH |
374 | HCI_CONN_RSWITCH_PEND, |
375 | HCI_CONN_MODE_CHANGE_PEND, | |
e73439d8 | 376 | HCI_CONN_SCO_SETUP_PEND, |
d26a2345 | 377 | HCI_CONN_LE_SMP_PEND, |
1da177e4 LT |
378 | }; |
379 | ||
380 | static inline void hci_conn_hash_init(struct hci_dev *hdev) | |
381 | { | |
382 | struct hci_conn_hash *h = &hdev->conn_hash; | |
383 | INIT_LIST_HEAD(&h->list); | |
1da177e4 LT |
384 | h->acl_num = 0; |
385 | h->sco_num = 0; | |
dc8ed672 | 386 | h->le_num = 0; |
1da177e4 LT |
387 | } |
388 | ||
389 | static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) | |
390 | { | |
391 | struct hci_conn_hash *h = &hdev->conn_hash; | |
bf4c6325 | 392 | list_add_rcu(&c->list, &h->list); |
fcd89c09 VT |
393 | switch (c->type) { |
394 | case ACL_LINK: | |
1da177e4 | 395 | h->acl_num++; |
fcd89c09 VT |
396 | break; |
397 | case LE_LINK: | |
398 | h->le_num++; | |
399 | break; | |
400 | case SCO_LINK: | |
401 | case ESCO_LINK: | |
1da177e4 | 402 | h->sco_num++; |
fcd89c09 VT |
403 | break; |
404 | } | |
1da177e4 LT |
405 | } |
406 | ||
407 | static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) | |
408 | { | |
409 | struct hci_conn_hash *h = &hdev->conn_hash; | |
bf4c6325 GP |
410 | |
411 | list_del_rcu(&c->list); | |
412 | synchronize_rcu(); | |
413 | ||
fcd89c09 VT |
414 | switch (c->type) { |
415 | case ACL_LINK: | |
1da177e4 | 416 | h->acl_num--; |
fcd89c09 VT |
417 | break; |
418 | case LE_LINK: | |
419 | h->le_num--; | |
420 | break; | |
421 | case SCO_LINK: | |
422 | case ESCO_LINK: | |
1da177e4 | 423 | h->sco_num--; |
fcd89c09 VT |
424 | break; |
425 | } | |
1da177e4 LT |
426 | } |
427 | ||
52087a79 LAD |
428 | static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) |
429 | { | |
430 | struct hci_conn_hash *h = &hdev->conn_hash; | |
431 | switch (type) { | |
432 | case ACL_LINK: | |
433 | return h->acl_num; | |
434 | case LE_LINK: | |
435 | return h->le_num; | |
436 | case SCO_LINK: | |
437 | case ESCO_LINK: | |
438 | return h->sco_num; | |
439 | default: | |
440 | return 0; | |
441 | } | |
442 | } | |
443 | ||
1da177e4 | 444 | static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, |
adc4266d | 445 | __u16 handle) |
1da177e4 LT |
446 | { |
447 | struct hci_conn_hash *h = &hdev->conn_hash; | |
1da177e4 LT |
448 | struct hci_conn *c; |
449 | ||
bf4c6325 GP |
450 | rcu_read_lock(); |
451 | ||
452 | list_for_each_entry_rcu(c, &h->list, list) { | |
453 | if (c->handle == handle) { | |
454 | rcu_read_unlock(); | |
1da177e4 | 455 | return c; |
bf4c6325 | 456 | } |
1da177e4 | 457 | } |
bf4c6325 GP |
458 | rcu_read_unlock(); |
459 | ||
1da177e4 LT |
460 | return NULL; |
461 | } | |
462 | ||
463 | static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, | |
adc4266d | 464 | __u8 type, bdaddr_t *ba) |
1da177e4 LT |
465 | { |
466 | struct hci_conn_hash *h = &hdev->conn_hash; | |
1da177e4 LT |
467 | struct hci_conn *c; |
468 | ||
bf4c6325 GP |
469 | rcu_read_lock(); |
470 | ||
471 | list_for_each_entry_rcu(c, &h->list, list) { | |
472 | if (c->type == type && !bacmp(&c->dst, ba)) { | |
473 | rcu_read_unlock(); | |
1da177e4 | 474 | return c; |
bf4c6325 | 475 | } |
1da177e4 | 476 | } |
bf4c6325 GP |
477 | |
478 | rcu_read_unlock(); | |
479 | ||
1da177e4 LT |
480 | return NULL; |
481 | } | |
482 | ||
4c67bc74 | 483 | static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, |
adc4266d | 484 | __u8 type, __u16 state) |
4c67bc74 MH |
485 | { |
486 | struct hci_conn_hash *h = &hdev->conn_hash; | |
4c67bc74 MH |
487 | struct hci_conn *c; |
488 | ||
bf4c6325 GP |
489 | rcu_read_lock(); |
490 | ||
491 | list_for_each_entry_rcu(c, &h->list, list) { | |
492 | if (c->type == type && c->state == state) { | |
493 | rcu_read_unlock(); | |
4c67bc74 | 494 | return c; |
bf4c6325 | 495 | } |
4c67bc74 | 496 | } |
bf4c6325 GP |
497 | |
498 | rcu_read_unlock(); | |
499 | ||
4c67bc74 MH |
500 | return NULL; |
501 | } | |
502 | ||
503 | void hci_acl_connect(struct hci_conn *conn); | |
1da177e4 LT |
504 | void hci_acl_disconn(struct hci_conn *conn, __u8 reason); |
505 | void hci_add_sco(struct hci_conn *conn, __u16 handle); | |
b6a0dc82 | 506 | void hci_setup_sync(struct hci_conn *conn, __u16 handle); |
e73439d8 | 507 | void hci_sco_setup(struct hci_conn *conn, __u8 status); |
1da177e4 LT |
508 | |
509 | struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); | |
a9de9248 MH |
510 | int hci_conn_del(struct hci_conn *conn); |
511 | void hci_conn_hash_flush(struct hci_dev *hdev); | |
512 | void hci_conn_check_pending(struct hci_dev *hdev); | |
1da177e4 | 513 | |
73d80deb LAD |
514 | struct hci_chan *hci_chan_create(struct hci_conn *conn); |
515 | int hci_chan_del(struct hci_chan *chan); | |
2c33c06a | 516 | void hci_chan_list_flush(struct hci_conn *conn); |
73d80deb | 517 | |
5a9d0a3f WR |
518 | struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, |
519 | __u8 sec_level, __u8 auth_type); | |
e7c29cb1 | 520 | int hci_conn_check_link_mode(struct hci_conn *conn); |
b3b1b061 | 521 | int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); |
0684e5f9 | 522 | int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); |
1da177e4 | 523 | int hci_conn_change_link_key(struct hci_conn *conn); |
8c1b2355 | 524 | int hci_conn_switch_role(struct hci_conn *conn, __u8 role); |
1da177e4 | 525 | |
14b12d0b | 526 | void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); |
1da177e4 | 527 | |
9eba32b8 MH |
528 | void hci_conn_hold_device(struct hci_conn *conn); |
529 | void hci_conn_put_device(struct hci_conn *conn); | |
530 | ||
1da177e4 LT |
531 | static inline void hci_conn_hold(struct hci_conn *conn) |
532 | { | |
533 | atomic_inc(&conn->refcnt); | |
19c40e3b | 534 | cancel_delayed_work_sync(&conn->disc_work); |
1da177e4 LT |
535 | } |
536 | ||
537 | static inline void hci_conn_put(struct hci_conn *conn) | |
538 | { | |
539 | if (atomic_dec_and_test(&conn->refcnt)) { | |
04837f64 | 540 | unsigned long timeo; |
454d48ff | 541 | if (conn->type == ACL_LINK || conn->type == LE_LINK) { |
04837f64 | 542 | del_timer(&conn->idle_timer); |
6ac59344 | 543 | if (conn->state == BT_CONNECTED) { |
052b30b0 | 544 | timeo = msecs_to_jiffies(conn->disc_timeout); |
6ac59344 | 545 | if (!conn->out) |
052b30b0 | 546 | timeo *= 2; |
5a9d0a3f | 547 | } else { |
6ac59344 | 548 | timeo = msecs_to_jiffies(10); |
5a9d0a3f WR |
549 | } |
550 | } else { | |
04837f64 | 551 | timeo = msecs_to_jiffies(10); |
5a9d0a3f | 552 | } |
19c40e3b GP |
553 | cancel_delayed_work_sync(&conn->disc_work); |
554 | queue_delayed_work(conn->hdev->workqueue, | |
555 | &conn->disc_work, jiffies + timeo); | |
1da177e4 LT |
556 | } |
557 | } | |
558 | ||
1da177e4 LT |
559 | /* ----- HCI Devices ----- */ |
560 | static inline void __hci_dev_put(struct hci_dev *d) | |
561 | { | |
562 | if (atomic_dec_and_test(&d->refcnt)) | |
563 | d->destruct(d); | |
564 | } | |
565 | ||
566 | static inline void hci_dev_put(struct hci_dev *d) | |
04fafe4e | 567 | { |
1da177e4 LT |
568 | __hci_dev_put(d); |
569 | module_put(d->owner); | |
570 | } | |
571 | ||
572 | static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d) | |
573 | { | |
574 | atomic_inc(&d->refcnt); | |
575 | return d; | |
576 | } | |
577 | ||
578 | static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) | |
579 | { | |
580 | if (try_module_get(d->owner)) | |
581 | return __hci_dev_hold(d); | |
582 | return NULL; | |
583 | } | |
584 | ||
09fd0de5 GP |
585 | #define hci_dev_lock(d) mutex_lock(&d->lock) |
586 | #define hci_dev_unlock(d) mutex_unlock(&d->lock) | |
1da177e4 LT |
587 | |
588 | struct hci_dev *hci_dev_get(int index); | |
589 | struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst); | |
590 | ||
591 | struct hci_dev *hci_alloc_dev(void); | |
592 | void hci_free_dev(struct hci_dev *hdev); | |
593 | int hci_register_dev(struct hci_dev *hdev); | |
59735631 | 594 | void hci_unregister_dev(struct hci_dev *hdev); |
1da177e4 LT |
595 | int hci_suspend_dev(struct hci_dev *hdev); |
596 | int hci_resume_dev(struct hci_dev *hdev); | |
597 | int hci_dev_open(__u16 dev); | |
598 | int hci_dev_close(__u16 dev); | |
599 | int hci_dev_reset(__u16 dev); | |
600 | int hci_dev_reset_stat(__u16 dev); | |
601 | int hci_dev_cmd(unsigned int cmd, void __user *arg); | |
602 | int hci_get_dev_list(void __user *arg); | |
603 | int hci_get_dev_info(void __user *arg); | |
604 | int hci_get_conn_list(void __user *arg); | |
605 | int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); | |
40be492f | 606 | int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); |
1da177e4 LT |
607 | int hci_inquiry(void __user *arg); |
608 | ||
f0358568 JH |
609 | struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr); |
610 | int hci_blacklist_clear(struct hci_dev *hdev); | |
b2a66aad AJ |
611 | int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr); |
612 | int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
f0358568 | 613 | |
2aeb9a1a JH |
614 | int hci_uuids_clear(struct hci_dev *hdev); |
615 | ||
55ed8ca1 JH |
616 | int hci_link_keys_clear(struct hci_dev *hdev); |
617 | struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
d25e28ab JH |
618 | int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, |
619 | bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len); | |
75d262c2 VCG |
620 | struct link_key *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]); |
621 | struct link_key *hci_find_link_key_type(struct hci_dev *hdev, | |
622 | bdaddr_t *bdaddr, u8 type); | |
623 | int hci_add_ltk(struct hci_dev *hdev, int new_key, bdaddr_t *bdaddr, | |
726b4ffc | 624 | u8 key_size, __le16 ediv, u8 rand[8], u8 ltk[16]); |
55ed8ca1 JH |
625 | int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); |
626 | ||
2763eda6 SJ |
627 | int hci_remote_oob_data_clear(struct hci_dev *hdev); |
628 | struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, | |
629 | bdaddr_t *bdaddr); | |
630 | int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, | |
631 | u8 *randomizer); | |
632 | int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
633 | ||
35815085 | 634 | #define ADV_CLEAR_TIMEOUT (3*60*HZ) /* Three minutes */ |
76c8686f AG |
635 | int hci_adv_entries_clear(struct hci_dev *hdev); |
636 | struct adv_entry *hci_find_adv_entry(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
637 | int hci_add_adv_entry(struct hci_dev *hdev, | |
638 | struct hci_ev_le_advertising_info *ev); | |
639 | ||
ab81cbf9 JH |
640 | void hci_del_off_timer(struct hci_dev *hdev); |
641 | ||
1da177e4 LT |
642 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); |
643 | ||
76bca880 | 644 | int hci_recv_frame(struct sk_buff *skb); |
ef222013 | 645 | int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); |
99811510 | 646 | int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); |
ef222013 | 647 | |
0ac7e700 | 648 | void hci_init_sysfs(struct hci_dev *hdev); |
ce242970 DH |
649 | int hci_add_sysfs(struct hci_dev *hdev); |
650 | void hci_del_sysfs(struct hci_dev *hdev); | |
a67e899c | 651 | void hci_conn_init_sysfs(struct hci_conn *conn); |
b219e3ac MH |
652 | void hci_conn_add_sysfs(struct hci_conn *conn); |
653 | void hci_conn_del_sysfs(struct hci_conn *conn); | |
1da177e4 | 654 | |
a91f2e39 | 655 | #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev)) |
1da177e4 LT |
656 | |
657 | /* ----- LMP capabilities ----- */ | |
04837f64 MH |
658 | #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH) |
659 | #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT) | |
660 | #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF) | |
661 | #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR) | |
5b7f9909 | 662 | #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO) |
769be974 | 663 | #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR) |
e702112f | 664 | #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH) |
6ed58ec5 | 665 | #define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE) |
1da177e4 | 666 | |
eead27da AG |
667 | /* ----- Extended LMP capabilities ----- */ |
668 | #define lmp_host_le_capable(dev) ((dev)->extfeatures[0] & LMP_HOST_LE) | |
669 | ||
1da177e4 LT |
670 | /* ----- HCI protocols ----- */ |
671 | struct hci_proto { | |
8c1b2355 | 672 | char *name; |
1da177e4 LT |
673 | unsigned int id; |
674 | unsigned long flags; | |
675 | ||
676 | void *priv; | |
677 | ||
5a9d0a3f WR |
678 | int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr, |
679 | __u8 type); | |
1da177e4 | 680 | int (*connect_cfm) (struct hci_conn *conn, __u8 status); |
2950f21a MH |
681 | int (*disconn_ind) (struct hci_conn *conn); |
682 | int (*disconn_cfm) (struct hci_conn *conn, __u8 reason); | |
5a9d0a3f WR |
683 | int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb, |
684 | __u16 flags); | |
1da177e4 | 685 | int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb); |
5a9d0a3f WR |
686 | int (*security_cfm) (struct hci_conn *conn, __u8 status, |
687 | __u8 encrypt); | |
1da177e4 LT |
688 | }; |
689 | ||
5a9d0a3f WR |
690 | static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, |
691 | __u8 type) | |
1da177e4 LT |
692 | { |
693 | register struct hci_proto *hp; | |
694 | int mask = 0; | |
8c1b2355 | 695 | |
1da177e4 LT |
696 | hp = hci_proto[HCI_PROTO_L2CAP]; |
697 | if (hp && hp->connect_ind) | |
698 | mask |= hp->connect_ind(hdev, bdaddr, type); | |
699 | ||
700 | hp = hci_proto[HCI_PROTO_SCO]; | |
701 | if (hp && hp->connect_ind) | |
702 | mask |= hp->connect_ind(hdev, bdaddr, type); | |
703 | ||
704 | return mask; | |
705 | } | |
706 | ||
707 | static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) | |
708 | { | |
709 | register struct hci_proto *hp; | |
710 | ||
711 | hp = hci_proto[HCI_PROTO_L2CAP]; | |
712 | if (hp && hp->connect_cfm) | |
713 | hp->connect_cfm(conn, status); | |
714 | ||
715 | hp = hci_proto[HCI_PROTO_SCO]; | |
716 | if (hp && hp->connect_cfm) | |
717 | hp->connect_cfm(conn, status); | |
e9a416b5 JH |
718 | |
719 | if (conn->connect_cfm_cb) | |
720 | conn->connect_cfm_cb(conn, status); | |
1da177e4 LT |
721 | } |
722 | ||
2950f21a | 723 | static inline int hci_proto_disconn_ind(struct hci_conn *conn) |
1da177e4 LT |
724 | { |
725 | register struct hci_proto *hp; | |
9f5a0d7b | 726 | int reason = HCI_ERROR_REMOTE_USER_TERM; |
1da177e4 LT |
727 | |
728 | hp = hci_proto[HCI_PROTO_L2CAP]; | |
729 | if (hp && hp->disconn_ind) | |
2950f21a | 730 | reason = hp->disconn_ind(conn); |
1da177e4 LT |
731 | |
732 | hp = hci_proto[HCI_PROTO_SCO]; | |
733 | if (hp && hp->disconn_ind) | |
2950f21a MH |
734 | reason = hp->disconn_ind(conn); |
735 | ||
736 | return reason; | |
737 | } | |
738 | ||
739 | static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) | |
740 | { | |
741 | register struct hci_proto *hp; | |
742 | ||
743 | hp = hci_proto[HCI_PROTO_L2CAP]; | |
744 | if (hp && hp->disconn_cfm) | |
745 | hp->disconn_cfm(conn, reason); | |
746 | ||
747 | hp = hci_proto[HCI_PROTO_SCO]; | |
748 | if (hp && hp->disconn_cfm) | |
749 | hp->disconn_cfm(conn, reason); | |
e9a416b5 JH |
750 | |
751 | if (conn->disconn_cfm_cb) | |
752 | conn->disconn_cfm_cb(conn, reason); | |
1da177e4 LT |
753 | } |
754 | ||
755 | static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) | |
756 | { | |
757 | register struct hci_proto *hp; | |
8c1b2355 MH |
758 | __u8 encrypt; |
759 | ||
760 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) | |
761 | return; | |
762 | ||
763 | encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; | |
1da177e4 LT |
764 | |
765 | hp = hci_proto[HCI_PROTO_L2CAP]; | |
8c1b2355 MH |
766 | if (hp && hp->security_cfm) |
767 | hp->security_cfm(conn, status, encrypt); | |
1da177e4 LT |
768 | |
769 | hp = hci_proto[HCI_PROTO_SCO]; | |
8c1b2355 MH |
770 | if (hp && hp->security_cfm) |
771 | hp->security_cfm(conn, status, encrypt); | |
e9a416b5 JH |
772 | |
773 | if (conn->security_cfm_cb) | |
774 | conn->security_cfm_cb(conn, status); | |
1da177e4 LT |
775 | } |
776 | ||
5a9d0a3f WR |
777 | static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, |
778 | __u8 encrypt) | |
1da177e4 LT |
779 | { |
780 | register struct hci_proto *hp; | |
781 | ||
782 | hp = hci_proto[HCI_PROTO_L2CAP]; | |
8c1b2355 MH |
783 | if (hp && hp->security_cfm) |
784 | hp->security_cfm(conn, status, encrypt); | |
1da177e4 LT |
785 | |
786 | hp = hci_proto[HCI_PROTO_SCO]; | |
8c1b2355 MH |
787 | if (hp && hp->security_cfm) |
788 | hp->security_cfm(conn, status, encrypt); | |
e9a416b5 JH |
789 | |
790 | if (conn->security_cfm_cb) | |
791 | conn->security_cfm_cb(conn, status); | |
1da177e4 LT |
792 | } |
793 | ||
794 | int hci_register_proto(struct hci_proto *hproto); | |
795 | int hci_unregister_proto(struct hci_proto *hproto); | |
796 | ||
797 | /* ----- HCI callbacks ----- */ | |
798 | struct hci_cb { | |
799 | struct list_head list; | |
800 | ||
801 | char *name; | |
802 | ||
5a9d0a3f WR |
803 | void (*security_cfm) (struct hci_conn *conn, __u8 status, |
804 | __u8 encrypt); | |
1da177e4 LT |
805 | void (*key_change_cfm) (struct hci_conn *conn, __u8 status); |
806 | void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); | |
807 | }; | |
808 | ||
809 | static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) | |
810 | { | |
811 | struct list_head *p; | |
8c1b2355 | 812 | __u8 encrypt; |
1da177e4 LT |
813 | |
814 | hci_proto_auth_cfm(conn, status); | |
815 | ||
8c1b2355 MH |
816 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) |
817 | return; | |
818 | ||
819 | encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; | |
820 | ||
1da177e4 LT |
821 | read_lock_bh(&hci_cb_list_lock); |
822 | list_for_each(p, &hci_cb_list) { | |
823 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
8c1b2355 MH |
824 | if (cb->security_cfm) |
825 | cb->security_cfm(conn, status, encrypt); | |
1da177e4 LT |
826 | } |
827 | read_unlock_bh(&hci_cb_list_lock); | |
828 | } | |
829 | ||
5a9d0a3f WR |
830 | static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, |
831 | __u8 encrypt) | |
1da177e4 LT |
832 | { |
833 | struct list_head *p; | |
834 | ||
435fef20 MH |
835 | if (conn->sec_level == BT_SECURITY_SDP) |
836 | conn->sec_level = BT_SECURITY_LOW; | |
837 | ||
88167aed VCG |
838 | if (conn->pending_sec_level > conn->sec_level) |
839 | conn->sec_level = conn->pending_sec_level; | |
840 | ||
9719f8af | 841 | hci_proto_encrypt_cfm(conn, status, encrypt); |
1da177e4 LT |
842 | |
843 | read_lock_bh(&hci_cb_list_lock); | |
844 | list_for_each(p, &hci_cb_list) { | |
845 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
8c1b2355 MH |
846 | if (cb->security_cfm) |
847 | cb->security_cfm(conn, status, encrypt); | |
1da177e4 LT |
848 | } |
849 | read_unlock_bh(&hci_cb_list_lock); | |
850 | } | |
851 | ||
852 | static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) | |
853 | { | |
854 | struct list_head *p; | |
855 | ||
856 | read_lock_bh(&hci_cb_list_lock); | |
857 | list_for_each(p, &hci_cb_list) { | |
858 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
859 | if (cb->key_change_cfm) | |
860 | cb->key_change_cfm(conn, status); | |
861 | } | |
862 | read_unlock_bh(&hci_cb_list_lock); | |
863 | } | |
864 | ||
5a9d0a3f WR |
865 | static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, |
866 | __u8 role) | |
1da177e4 LT |
867 | { |
868 | struct list_head *p; | |
869 | ||
870 | read_lock_bh(&hci_cb_list_lock); | |
871 | list_for_each(p, &hci_cb_list) { | |
872 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
873 | if (cb->role_switch_cfm) | |
874 | cb->role_switch_cfm(conn, status, role); | |
875 | } | |
876 | read_unlock_bh(&hci_cb_list_lock); | |
877 | } | |
878 | ||
879 | int hci_register_cb(struct hci_cb *hcb); | |
880 | int hci_unregister_cb(struct hci_cb *hcb); | |
881 | ||
882 | int hci_register_notifier(struct notifier_block *nb); | |
883 | int hci_unregister_notifier(struct notifier_block *nb); | |
884 | ||
a9de9248 | 885 | int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param); |
73d80deb | 886 | void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); |
0d861d8b | 887 | void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); |
1da177e4 | 888 | |
a9de9248 | 889 | void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); |
1da177e4 LT |
890 | |
891 | void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data); | |
892 | ||
893 | /* ----- HCI Sockets ----- */ | |
eec8d2bc JH |
894 | void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb, |
895 | struct sock *skip_sk); | |
1da177e4 | 896 | |
0381101f JH |
897 | /* Management interface */ |
898 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); | |
744cf19e JH |
899 | int mgmt_index_added(struct hci_dev *hdev); |
900 | int mgmt_index_removed(struct hci_dev *hdev); | |
901 | int mgmt_powered(struct hci_dev *hdev, u8 powered); | |
902 | int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable); | |
903 | int mgmt_connectable(struct hci_dev *hdev, u8 connectable); | |
904 | int mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status); | |
905 | int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, | |
906 | u8 persistent); | |
48264f06 JH |
907 | int mgmt_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
908 | u8 addr_type); | |
909 | int mgmt_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, | |
910 | u8 addr_type); | |
37d9ef76 | 911 | int mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 status); |
48264f06 JH |
912 | int mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
913 | u8 addr_type, u8 status); | |
744cf19e JH |
914 | int mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); |
915 | int mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
c35938b2 | 916 | u8 status); |
744cf19e JH |
917 | int mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
918 | u8 status); | |
919 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
920 | __le32 value, u8 confirm_hint); | |
921 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
922 | u8 status); | |
923 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, | |
924 | bdaddr_t *bdaddr, u8 status); | |
604086b7 BG |
925 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr); |
926 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
927 | u8 status); | |
928 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, | |
929 | bdaddr_t *bdaddr, u8 status); | |
744cf19e JH |
930 | int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 status); |
931 | int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); | |
932 | int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash, | |
933 | u8 *randomizer, u8 status); | |
48264f06 JH |
934 | int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
935 | u8 addr_type, u8 *dev_class, s8 rssi, u8 *eir); | |
744cf19e | 936 | int mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *name); |
7a135109 | 937 | int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status); |
e6d465cb | 938 | int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status); |
744cf19e JH |
939 | int mgmt_discovering(struct hci_dev *hdev, u8 discovering); |
940 | int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
941 | int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
0381101f | 942 | |
1da177e4 LT |
943 | /* HCI info for socket */ |
944 | #define hci_pi(sk) ((struct hci_pinfo *) sk) | |
945 | ||
14c0b608 JH |
946 | /* HCI socket flags */ |
947 | #define HCI_PI_MGMT_INIT 0 | |
948 | ||
1da177e4 LT |
949 | struct hci_pinfo { |
950 | struct bt_sock bt; | |
951 | struct hci_dev *hdev; | |
952 | struct hci_filter filter; | |
953 | __u32 cmsg_mask; | |
c02178d2 | 954 | unsigned short channel; |
14c0b608 | 955 | unsigned long flags; |
1da177e4 LT |
956 | }; |
957 | ||
958 | /* HCI security filter */ | |
959 | #define HCI_SFLT_MAX_OGF 5 | |
960 | ||
961 | struct hci_sec_filter { | |
962 | __u32 type_mask; | |
963 | __u32 event_mask[2]; | |
964 | __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4]; | |
965 | }; | |
966 | ||
967 | /* ----- HCI requests ----- */ | |
968 | #define HCI_REQ_DONE 0 | |
969 | #define HCI_REQ_PEND 1 | |
970 | #define HCI_REQ_CANCELED 2 | |
971 | ||
a6a67efd TG |
972 | #define hci_req_lock(d) mutex_lock(&d->req_lock) |
973 | #define hci_req_unlock(d) mutex_unlock(&d->req_lock) | |
1da177e4 | 974 | |
23bb5763 | 975 | void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result); |
1da177e4 | 976 | |
2ce603eb CT |
977 | void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, |
978 | u16 latency, u16 to_multiplier); | |
a7a595f6 VCG |
979 | void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8], |
980 | __u8 ltk[16]); | |
981 | void hci_le_ltk_reply(struct hci_conn *conn, u8 ltk[16]); | |
982 | void hci_le_ltk_neg_reply(struct hci_conn *conn); | |
983 | ||
2519a1fc | 984 | int hci_do_inquiry(struct hci_dev *hdev, u8 length); |
023d5049 | 985 | int hci_cancel_inquiry(struct hci_dev *hdev); |
2519a1fc | 986 | |
1da177e4 | 987 | #endif /* __HCI_CORE_H */ |