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 | ||
5e59b791 LAD |
31 | /* HCI priority */ |
32 | #define HCI_PRIO_MAX 7 | |
33 | ||
1da177e4 | 34 | /* HCI Core structures */ |
1da177e4 LT |
35 | struct inquiry_data { |
36 | bdaddr_t bdaddr; | |
37 | __u8 pscan_rep_mode; | |
38 | __u8 pscan_period_mode; | |
39 | __u8 pscan_mode; | |
40 | __u8 dev_class[3]; | |
1ebb9252 | 41 | __le16 clock_offset; |
1da177e4 | 42 | __s8 rssi; |
41a96212 | 43 | __u8 ssp_mode; |
1da177e4 LT |
44 | }; |
45 | ||
46 | struct inquiry_entry { | |
561aafbc JH |
47 | struct list_head all; /* inq_cache.all */ |
48 | struct list_head list; /* unknown or resolve */ | |
49 | enum { | |
50 | NAME_NOT_KNOWN, | |
51 | NAME_NEEDED, | |
52 | NAME_PENDING, | |
53 | NAME_KNOWN, | |
54 | } name_state; | |
1da177e4 LT |
55 | __u32 timestamp; |
56 | struct inquiry_data data; | |
57 | }; | |
58 | ||
59 | struct inquiry_cache { | |
561aafbc JH |
60 | struct list_head all; /* All devices found during inquiry */ |
61 | struct list_head unknown; /* Name state not known */ | |
62 | struct list_head resolve; /* Name needs to be resolved */ | |
63 | __u32 timestamp; | |
1da177e4 LT |
64 | }; |
65 | ||
66 | struct hci_conn_hash { | |
67 | struct list_head list; | |
1da177e4 LT |
68 | unsigned int acl_num; |
69 | unsigned int sco_num; | |
fcd89c09 | 70 | unsigned int le_num; |
1da177e4 LT |
71 | }; |
72 | ||
f0358568 JH |
73 | struct bdaddr_list { |
74 | struct list_head list; | |
75 | bdaddr_t bdaddr; | |
76 | }; | |
2aeb9a1a JH |
77 | |
78 | struct bt_uuid { | |
79 | struct list_head list; | |
80 | u8 uuid[16]; | |
1aff6f09 | 81 | u8 svc_hint; |
2aeb9a1a JH |
82 | }; |
83 | ||
34918cd7 VCG |
84 | struct key_master_id { |
85 | __le16 ediv; | |
86 | u8 rand[8]; | |
87 | } __packed; | |
88 | ||
89 | struct link_key_data { | |
90 | bdaddr_t bdaddr; | |
91 | u8 type; | |
92 | u8 val[16]; | |
93 | u8 pin_len; | |
94 | u8 dlen; | |
95 | u8 data[0]; | |
96 | } __packed; | |
97 | ||
55ed8ca1 JH |
98 | struct link_key { |
99 | struct list_head list; | |
100 | bdaddr_t bdaddr; | |
101 | u8 type; | |
102 | u8 val[16]; | |
103 | u8 pin_len; | |
34918cd7 VCG |
104 | u8 dlen; |
105 | u8 data[0]; | |
55ed8ca1 JH |
106 | }; |
107 | ||
2763eda6 SJ |
108 | struct oob_data { |
109 | struct list_head list; | |
110 | bdaddr_t bdaddr; | |
111 | u8 hash[16]; | |
112 | u8 randomizer[16]; | |
113 | }; | |
114 | ||
76c8686f AG |
115 | struct adv_entry { |
116 | struct list_head list; | |
117 | bdaddr_t bdaddr; | |
118 | u8 bdaddr_type; | |
119 | }; | |
120 | ||
cd4c5391 | 121 | #define NUM_REASSEMBLY 4 |
1da177e4 LT |
122 | struct hci_dev { |
123 | struct list_head list; | |
09fd0de5 | 124 | struct mutex lock; |
1da177e4 LT |
125 | atomic_t refcnt; |
126 | ||
127 | char name[8]; | |
128 | unsigned long flags; | |
129 | __u16 id; | |
c13854ce | 130 | __u8 bus; |
943da25d | 131 | __u8 dev_type; |
1da177e4 | 132 | bdaddr_t bdaddr; |
1f6c6378 | 133 | __u8 dev_name[HCI_MAX_NAME_LENGTH]; |
80a1e1db | 134 | __u8 eir[HCI_MAX_EIR_LENGTH]; |
a9de9248 | 135 | __u8 dev_class[3]; |
1aff6f09 JH |
136 | __u8 major_class; |
137 | __u8 minor_class; | |
1da177e4 | 138 | __u8 features[8]; |
59e29406 | 139 | __u8 host_features[8]; |
a9de9248 | 140 | __u8 commands[64]; |
333140b5 | 141 | __u8 ssp_mode; |
1143e5a6 MH |
142 | __u8 hci_ver; |
143 | __u16 hci_rev; | |
d5859e22 | 144 | __u8 lmp_ver; |
1143e5a6 | 145 | __u16 manufacturer; |
d5859e22 | 146 | __le16 lmp_subver; |
1da177e4 | 147 | __u16 voice_setting; |
17fa4b9d | 148 | __u8 io_capability; |
1da177e4 LT |
149 | |
150 | __u16 pkt_type; | |
5b7f9909 | 151 | __u16 esco_type; |
1da177e4 LT |
152 | __u16 link_policy; |
153 | __u16 link_mode; | |
154 | ||
04837f64 MH |
155 | __u32 idle_timeout; |
156 | __u16 sniff_min_interval; | |
157 | __u16 sniff_max_interval; | |
158 | ||
928abaa7 AE |
159 | __u8 amp_status; |
160 | __u32 amp_total_bw; | |
161 | __u32 amp_max_bw; | |
162 | __u32 amp_min_latency; | |
163 | __u32 amp_max_pdu; | |
164 | __u8 amp_type; | |
165 | __u16 amp_pal_cap; | |
166 | __u16 amp_assoc_size; | |
167 | __u32 amp_max_flush_to; | |
168 | __u32 amp_be_flush_to; | |
169 | ||
1e89cffb AE |
170 | __u8 flow_ctl_mode; |
171 | ||
9f61656a JH |
172 | unsigned int auto_accept_delay; |
173 | ||
1da177e4 LT |
174 | unsigned long quirks; |
175 | ||
176 | atomic_t cmd_cnt; | |
177 | unsigned int acl_cnt; | |
178 | unsigned int sco_cnt; | |
6ed58ec5 | 179 | unsigned int le_cnt; |
1da177e4 LT |
180 | |
181 | unsigned int acl_mtu; | |
182 | unsigned int sco_mtu; | |
6ed58ec5 | 183 | unsigned int le_mtu; |
1da177e4 LT |
184 | unsigned int acl_pkts; |
185 | unsigned int sco_pkts; | |
6ed58ec5 | 186 | unsigned int le_pkts; |
1da177e4 | 187 | |
350ee4cf AE |
188 | __u16 block_len; |
189 | __u16 block_mtu; | |
190 | __u16 num_blocks; | |
191 | __u16 block_cnt; | |
192 | ||
1da177e4 LT |
193 | unsigned long acl_last_tx; |
194 | unsigned long sco_last_tx; | |
6ed58ec5 | 195 | unsigned long le_last_tx; |
1da177e4 | 196 | |
f48fd9c8 MH |
197 | struct workqueue_struct *workqueue; |
198 | ||
ab81cbf9 | 199 | struct work_struct power_on; |
3243553f | 200 | struct delayed_work power_off; |
ab81cbf9 | 201 | |
16ab91ab JH |
202 | __u16 discov_timeout; |
203 | struct delayed_work discov_off; | |
204 | ||
7d78525d JH |
205 | struct delayed_work service_cache; |
206 | ||
6bd32326 | 207 | struct timer_list cmd_timer; |
b78752cc MH |
208 | |
209 | struct work_struct rx_work; | |
c347b765 | 210 | struct work_struct cmd_work; |
3eff45ea | 211 | struct work_struct tx_work; |
1da177e4 LT |
212 | |
213 | struct sk_buff_head rx_q; | |
214 | struct sk_buff_head raw_q; | |
215 | struct sk_buff_head cmd_q; | |
216 | ||
217 | struct sk_buff *sent_cmd; | |
cd4c5391 | 218 | struct sk_buff *reassembly[NUM_REASSEMBLY]; |
1da177e4 | 219 | |
a6a67efd | 220 | struct mutex req_lock; |
1da177e4 LT |
221 | wait_queue_head_t req_wait_q; |
222 | __u32 req_status; | |
223 | __u32 req_result; | |
a5040efa JH |
224 | |
225 | __u16 init_last_cmd; | |
1da177e4 | 226 | |
2e58ef3e JH |
227 | struct list_head mgmt_pending; |
228 | ||
1da177e4 LT |
229 | struct inquiry_cache inq_cache; |
230 | struct hci_conn_hash conn_hash; | |
ea4bd8ba | 231 | struct list_head blacklist; |
1da177e4 | 232 | |
2aeb9a1a JH |
233 | struct list_head uuids; |
234 | ||
55ed8ca1 JH |
235 | struct list_head link_keys; |
236 | ||
2763eda6 SJ |
237 | struct list_head remote_oob_data; |
238 | ||
76c8686f | 239 | struct list_head adv_entries; |
db323f2f | 240 | struct delayed_work adv_work; |
76c8686f | 241 | |
1da177e4 LT |
242 | struct hci_dev_stats stat; |
243 | ||
244 | struct sk_buff_head driver_init; | |
245 | ||
246 | void *driver_data; | |
247 | void *core_data; | |
248 | ||
70f23020 | 249 | atomic_t promisc; |
1da177e4 | 250 | |
ca325f69 MH |
251 | struct dentry *debugfs; |
252 | ||
a91f2e39 MH |
253 | struct device *parent; |
254 | struct device dev; | |
1da177e4 | 255 | |
611b30f7 MH |
256 | struct rfkill *rfkill; |
257 | ||
70f23020 | 258 | struct module *owner; |
1da177e4 | 259 | |
d23264a8 AG |
260 | unsigned long dev_flags; |
261 | ||
1da177e4 LT |
262 | int (*open)(struct hci_dev *hdev); |
263 | int (*close)(struct hci_dev *hdev); | |
264 | int (*flush)(struct hci_dev *hdev); | |
265 | int (*send)(struct sk_buff *skb); | |
266 | void (*destruct)(struct hci_dev *hdev); | |
267 | void (*notify)(struct hci_dev *hdev, unsigned int evt); | |
268 | int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg); | |
269 | }; | |
270 | ||
271 | struct hci_conn { | |
272 | struct list_head list; | |
273 | ||
adc4266d | 274 | atomic_t refcnt; |
adc4266d SJ |
275 | |
276 | bdaddr_t dst; | |
5a9d0a3f | 277 | __u8 dst_type; |
adc4266d SJ |
278 | __u16 handle; |
279 | __u16 state; | |
280 | __u8 mode; | |
281 | __u8 type; | |
282 | __u8 out; | |
283 | __u8 attempt; | |
284 | __u8 dev_class[3]; | |
285 | __u8 features[8]; | |
286 | __u8 ssp_mode; | |
287 | __u16 interval; | |
288 | __u16 pkt_type; | |
289 | __u16 link_policy; | |
290 | __u32 link_mode; | |
13d39315 | 291 | __u8 key_type; |
adc4266d SJ |
292 | __u8 auth_type; |
293 | __u8 sec_level; | |
294 | __u8 pending_sec_level; | |
295 | __u8 pin_length; | |
726b4ffc | 296 | __u8 enc_key_size; |
adc4266d SJ |
297 | __u8 io_capability; |
298 | __u8 power_save; | |
299 | __u16 disc_timeout; | |
300 | unsigned long pend; | |
04837f64 | 301 | |
03b555e1 JH |
302 | __u8 remote_cap; |
303 | __u8 remote_oob; | |
304 | __u8 remote_auth; | |
305 | ||
adc4266d | 306 | unsigned int sent; |
04837f64 | 307 | |
1da177e4 | 308 | struct sk_buff_head data_q; |
2c33c06a | 309 | struct list_head chan_list; |
1da177e4 | 310 | |
19c40e3b | 311 | struct delayed_work disc_work; |
04837f64 | 312 | struct timer_list idle_timer; |
9f61656a | 313 | struct timer_list auto_accept_timer; |
04837f64 | 314 | |
b219e3ac | 315 | struct device dev; |
9eba32b8 | 316 | atomic_t devref; |
b219e3ac | 317 | |
1da177e4 LT |
318 | struct hci_dev *hdev; |
319 | void *l2cap_data; | |
320 | void *sco_data; | |
2b64d153 | 321 | void *smp_conn; |
1da177e4 LT |
322 | |
323 | struct hci_conn *link; | |
e9a416b5 JH |
324 | |
325 | void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); | |
326 | void (*security_cfm_cb) (struct hci_conn *conn, u8 status); | |
327 | void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); | |
1da177e4 LT |
328 | }; |
329 | ||
73d80deb LAD |
330 | struct hci_chan { |
331 | struct list_head list; | |
332 | ||
333 | struct hci_conn *conn; | |
334 | struct sk_buff_head data_q; | |
335 | unsigned int sent; | |
336 | }; | |
337 | ||
1da177e4 LT |
338 | extern struct list_head hci_dev_list; |
339 | extern struct list_head hci_cb_list; | |
340 | extern rwlock_t hci_dev_list_lock; | |
341 | extern rwlock_t hci_cb_list_lock; | |
342 | ||
686ebf28 UF |
343 | /* ----- HCI interface to upper protocols ----- */ |
344 | extern int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
345 | extern int l2cap_connect_cfm(struct hci_conn *hcon, u8 status); | |
346 | extern int l2cap_disconn_ind(struct hci_conn *hcon); | |
347 | extern int l2cap_disconn_cfm(struct hci_conn *hcon, u8 reason); | |
348 | extern int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt); | |
349 | extern int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); | |
350 | ||
351 | extern int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
352 | extern int sco_connect_cfm(struct hci_conn *hcon, __u8 status); | |
353 | extern int sco_disconn_cfm(struct hci_conn *hcon, __u8 reason); | |
354 | extern int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); | |
355 | ||
1da177e4 | 356 | /* ----- Inquiry cache ----- */ |
70f23020 AE |
357 | #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ |
358 | #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ | |
1da177e4 | 359 | |
1da177e4 LT |
360 | static inline void inquiry_cache_init(struct hci_dev *hdev) |
361 | { | |
561aafbc JH |
362 | INIT_LIST_HEAD(&hdev->inq_cache.all); |
363 | INIT_LIST_HEAD(&hdev->inq_cache.unknown); | |
364 | INIT_LIST_HEAD(&hdev->inq_cache.resolve); | |
1da177e4 LT |
365 | } |
366 | ||
367 | static inline int inquiry_cache_empty(struct hci_dev *hdev) | |
368 | { | |
561aafbc | 369 | return list_empty(&hdev->inq_cache.all); |
1da177e4 LT |
370 | } |
371 | ||
372 | static inline long inquiry_cache_age(struct hci_dev *hdev) | |
373 | { | |
374 | struct inquiry_cache *c = &hdev->inq_cache; | |
375 | return jiffies - c->timestamp; | |
376 | } | |
377 | ||
378 | static inline long inquiry_entry_age(struct inquiry_entry *e) | |
379 | { | |
380 | return jiffies - e->timestamp; | |
381 | } | |
382 | ||
5a9d0a3f WR |
383 | struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, |
384 | bdaddr_t *bdaddr); | |
561aafbc JH |
385 | struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, |
386 | bdaddr_t *bdaddr); | |
3175405b | 387 | bool hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, |
561aafbc | 388 | bool name_known); |
1da177e4 LT |
389 | |
390 | /* ----- HCI Connections ----- */ | |
391 | enum { | |
392 | HCI_CONN_AUTH_PEND, | |
19f8def0 | 393 | HCI_CONN_REAUTH_PEND, |
1da177e4 | 394 | HCI_CONN_ENCRYPT_PEND, |
04837f64 MH |
395 | HCI_CONN_RSWITCH_PEND, |
396 | HCI_CONN_MODE_CHANGE_PEND, | |
e73439d8 | 397 | HCI_CONN_SCO_SETUP_PEND, |
d26a2345 | 398 | HCI_CONN_LE_SMP_PEND, |
1da177e4 LT |
399 | }; |
400 | ||
401 | static inline void hci_conn_hash_init(struct hci_dev *hdev) | |
402 | { | |
403 | struct hci_conn_hash *h = &hdev->conn_hash; | |
404 | INIT_LIST_HEAD(&h->list); | |
1da177e4 LT |
405 | h->acl_num = 0; |
406 | h->sco_num = 0; | |
dc8ed672 | 407 | h->le_num = 0; |
1da177e4 LT |
408 | } |
409 | ||
410 | static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) | |
411 | { | |
412 | struct hci_conn_hash *h = &hdev->conn_hash; | |
bf4c6325 | 413 | list_add_rcu(&c->list, &h->list); |
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 | ||
428 | static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) | |
429 | { | |
430 | struct hci_conn_hash *h = &hdev->conn_hash; | |
bf4c6325 GP |
431 | |
432 | list_del_rcu(&c->list); | |
433 | synchronize_rcu(); | |
434 | ||
fcd89c09 VT |
435 | switch (c->type) { |
436 | case ACL_LINK: | |
1da177e4 | 437 | h->acl_num--; |
fcd89c09 VT |
438 | break; |
439 | case LE_LINK: | |
440 | h->le_num--; | |
441 | break; | |
442 | case SCO_LINK: | |
443 | case ESCO_LINK: | |
1da177e4 | 444 | h->sco_num--; |
fcd89c09 VT |
445 | break; |
446 | } | |
1da177e4 LT |
447 | } |
448 | ||
52087a79 LAD |
449 | static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) |
450 | { | |
451 | struct hci_conn_hash *h = &hdev->conn_hash; | |
452 | switch (type) { | |
453 | case ACL_LINK: | |
454 | return h->acl_num; | |
455 | case LE_LINK: | |
456 | return h->le_num; | |
457 | case SCO_LINK: | |
458 | case ESCO_LINK: | |
459 | return h->sco_num; | |
460 | default: | |
461 | return 0; | |
462 | } | |
463 | } | |
464 | ||
1da177e4 | 465 | static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, |
adc4266d | 466 | __u16 handle) |
1da177e4 LT |
467 | { |
468 | struct hci_conn_hash *h = &hdev->conn_hash; | |
1da177e4 LT |
469 | struct hci_conn *c; |
470 | ||
bf4c6325 GP |
471 | rcu_read_lock(); |
472 | ||
473 | list_for_each_entry_rcu(c, &h->list, list) { | |
474 | if (c->handle == handle) { | |
475 | rcu_read_unlock(); | |
1da177e4 | 476 | return c; |
bf4c6325 | 477 | } |
1da177e4 | 478 | } |
bf4c6325 GP |
479 | rcu_read_unlock(); |
480 | ||
1da177e4 LT |
481 | return NULL; |
482 | } | |
483 | ||
484 | static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, | |
adc4266d | 485 | __u8 type, bdaddr_t *ba) |
1da177e4 LT |
486 | { |
487 | struct hci_conn_hash *h = &hdev->conn_hash; | |
1da177e4 LT |
488 | struct hci_conn *c; |
489 | ||
bf4c6325 GP |
490 | rcu_read_lock(); |
491 | ||
492 | list_for_each_entry_rcu(c, &h->list, list) { | |
493 | if (c->type == type && !bacmp(&c->dst, ba)) { | |
494 | rcu_read_unlock(); | |
1da177e4 | 495 | return c; |
bf4c6325 | 496 | } |
1da177e4 | 497 | } |
bf4c6325 GP |
498 | |
499 | rcu_read_unlock(); | |
500 | ||
1da177e4 LT |
501 | return NULL; |
502 | } | |
503 | ||
4c67bc74 | 504 | static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, |
adc4266d | 505 | __u8 type, __u16 state) |
4c67bc74 MH |
506 | { |
507 | struct hci_conn_hash *h = &hdev->conn_hash; | |
4c67bc74 MH |
508 | struct hci_conn *c; |
509 | ||
bf4c6325 GP |
510 | rcu_read_lock(); |
511 | ||
512 | list_for_each_entry_rcu(c, &h->list, list) { | |
513 | if (c->type == type && c->state == state) { | |
514 | rcu_read_unlock(); | |
4c67bc74 | 515 | return c; |
bf4c6325 | 516 | } |
4c67bc74 | 517 | } |
73d80deb | 518 | |
bf4c6325 | 519 | rcu_read_unlock(); |
73d80deb | 520 | |
4c67bc74 | 521 | return NULL; |
73d80deb LAD |
522 | } |
523 | ||
4c67bc74 | 524 | void hci_acl_connect(struct hci_conn *conn); |
1da177e4 LT |
525 | void hci_acl_disconn(struct hci_conn *conn, __u8 reason); |
526 | void hci_add_sco(struct hci_conn *conn, __u16 handle); | |
b6a0dc82 | 527 | void hci_setup_sync(struct hci_conn *conn, __u16 handle); |
e73439d8 | 528 | void hci_sco_setup(struct hci_conn *conn, __u8 status); |
1da177e4 LT |
529 | |
530 | struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); | |
a9de9248 MH |
531 | int hci_conn_del(struct hci_conn *conn); |
532 | void hci_conn_hash_flush(struct hci_dev *hdev); | |
533 | void hci_conn_check_pending(struct hci_dev *hdev); | |
1da177e4 | 534 | |
73d80deb LAD |
535 | struct hci_chan *hci_chan_create(struct hci_conn *conn); |
536 | int hci_chan_del(struct hci_chan *chan); | |
2c33c06a | 537 | void hci_chan_list_flush(struct hci_conn *conn); |
73d80deb | 538 | |
5a9d0a3f WR |
539 | struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, |
540 | __u8 sec_level, __u8 auth_type); | |
e7c29cb1 | 541 | int hci_conn_check_link_mode(struct hci_conn *conn); |
b3b1b061 | 542 | int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); |
0684e5f9 | 543 | int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); |
1da177e4 | 544 | int hci_conn_change_link_key(struct hci_conn *conn); |
8c1b2355 | 545 | int hci_conn_switch_role(struct hci_conn *conn, __u8 role); |
1da177e4 | 546 | |
14b12d0b | 547 | void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); |
1da177e4 | 548 | |
9eba32b8 MH |
549 | void hci_conn_hold_device(struct hci_conn *conn); |
550 | void hci_conn_put_device(struct hci_conn *conn); | |
551 | ||
1da177e4 LT |
552 | static inline void hci_conn_hold(struct hci_conn *conn) |
553 | { | |
554 | atomic_inc(&conn->refcnt); | |
19c40e3b | 555 | cancel_delayed_work_sync(&conn->disc_work); |
1da177e4 LT |
556 | } |
557 | ||
558 | static inline void hci_conn_put(struct hci_conn *conn) | |
559 | { | |
560 | if (atomic_dec_and_test(&conn->refcnt)) { | |
04837f64 | 561 | unsigned long timeo; |
454d48ff | 562 | if (conn->type == ACL_LINK || conn->type == LE_LINK) { |
04837f64 | 563 | del_timer(&conn->idle_timer); |
6ac59344 | 564 | if (conn->state == BT_CONNECTED) { |
052b30b0 | 565 | timeo = msecs_to_jiffies(conn->disc_timeout); |
6ac59344 | 566 | if (!conn->out) |
052b30b0 | 567 | timeo *= 2; |
5a9d0a3f | 568 | } else { |
6ac59344 | 569 | timeo = msecs_to_jiffies(10); |
5a9d0a3f WR |
570 | } |
571 | } else { | |
04837f64 | 572 | timeo = msecs_to_jiffies(10); |
5a9d0a3f | 573 | } |
19c40e3b GP |
574 | cancel_delayed_work_sync(&conn->disc_work); |
575 | queue_delayed_work(conn->hdev->workqueue, | |
576 | &conn->disc_work, jiffies + timeo); | |
1da177e4 LT |
577 | } |
578 | } | |
579 | ||
1da177e4 LT |
580 | /* ----- HCI Devices ----- */ |
581 | static inline void __hci_dev_put(struct hci_dev *d) | |
582 | { | |
583 | if (atomic_dec_and_test(&d->refcnt)) | |
584 | d->destruct(d); | |
585 | } | |
586 | ||
1d58996d PG |
587 | /* |
588 | * hci_dev_put and hci_dev_hold are macros to avoid dragging all the | |
589 | * overhead of all the modular infrastructure into this header. | |
590 | */ | |
591 | #define hci_dev_put(d) \ | |
592 | do { \ | |
593 | __hci_dev_put(d); \ | |
594 | module_put(d->owner); \ | |
595 | } while (0) | |
1da177e4 LT |
596 | |
597 | static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d) | |
598 | { | |
599 | atomic_inc(&d->refcnt); | |
600 | return d; | |
601 | } | |
602 | ||
1d58996d PG |
603 | #define hci_dev_hold(d) \ |
604 | ({ \ | |
605 | try_module_get(d->owner) ? __hci_dev_hold(d) : NULL; \ | |
606 | }) | |
1da177e4 | 607 | |
09fd0de5 GP |
608 | #define hci_dev_lock(d) mutex_lock(&d->lock) |
609 | #define hci_dev_unlock(d) mutex_unlock(&d->lock) | |
1da177e4 LT |
610 | |
611 | struct hci_dev *hci_dev_get(int index); | |
612 | struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst); | |
613 | ||
614 | struct hci_dev *hci_alloc_dev(void); | |
615 | void hci_free_dev(struct hci_dev *hdev); | |
616 | int hci_register_dev(struct hci_dev *hdev); | |
59735631 | 617 | void hci_unregister_dev(struct hci_dev *hdev); |
1da177e4 LT |
618 | int hci_suspend_dev(struct hci_dev *hdev); |
619 | int hci_resume_dev(struct hci_dev *hdev); | |
620 | int hci_dev_open(__u16 dev); | |
621 | int hci_dev_close(__u16 dev); | |
622 | int hci_dev_reset(__u16 dev); | |
623 | int hci_dev_reset_stat(__u16 dev); | |
624 | int hci_dev_cmd(unsigned int cmd, void __user *arg); | |
625 | int hci_get_dev_list(void __user *arg); | |
626 | int hci_get_dev_info(void __user *arg); | |
627 | int hci_get_conn_list(void __user *arg); | |
628 | int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); | |
40be492f | 629 | int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); |
1da177e4 LT |
630 | int hci_inquiry(void __user *arg); |
631 | ||
f0358568 JH |
632 | struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr); |
633 | int hci_blacklist_clear(struct hci_dev *hdev); | |
b2a66aad AJ |
634 | int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr); |
635 | int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
f0358568 | 636 | |
2aeb9a1a JH |
637 | int hci_uuids_clear(struct hci_dev *hdev); |
638 | ||
55ed8ca1 JH |
639 | int hci_link_keys_clear(struct hci_dev *hdev); |
640 | struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
d25e28ab JH |
641 | int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, |
642 | bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len); | |
75d262c2 VCG |
643 | struct link_key *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]); |
644 | struct link_key *hci_find_link_key_type(struct hci_dev *hdev, | |
645 | bdaddr_t *bdaddr, u8 type); | |
646 | int hci_add_ltk(struct hci_dev *hdev, int new_key, bdaddr_t *bdaddr, | |
726b4ffc | 647 | u8 key_size, __le16 ediv, u8 rand[8], u8 ltk[16]); |
55ed8ca1 JH |
648 | int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); |
649 | ||
2763eda6 SJ |
650 | int hci_remote_oob_data_clear(struct hci_dev *hdev); |
651 | struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, | |
652 | bdaddr_t *bdaddr); | |
653 | int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, | |
654 | u8 *randomizer); | |
655 | int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
656 | ||
35815085 | 657 | #define ADV_CLEAR_TIMEOUT (3*60*HZ) /* Three minutes */ |
76c8686f AG |
658 | int hci_adv_entries_clear(struct hci_dev *hdev); |
659 | struct adv_entry *hci_find_adv_entry(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
660 | int hci_add_adv_entry(struct hci_dev *hdev, | |
661 | struct hci_ev_le_advertising_info *ev); | |
662 | ||
ab81cbf9 JH |
663 | void hci_del_off_timer(struct hci_dev *hdev); |
664 | ||
1da177e4 LT |
665 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); |
666 | ||
76bca880 | 667 | int hci_recv_frame(struct sk_buff *skb); |
ef222013 | 668 | int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); |
99811510 | 669 | int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); |
ef222013 | 670 | |
0ac7e700 | 671 | void hci_init_sysfs(struct hci_dev *hdev); |
ce242970 DH |
672 | int hci_add_sysfs(struct hci_dev *hdev); |
673 | void hci_del_sysfs(struct hci_dev *hdev); | |
a67e899c | 674 | void hci_conn_init_sysfs(struct hci_conn *conn); |
b219e3ac MH |
675 | void hci_conn_add_sysfs(struct hci_conn *conn); |
676 | void hci_conn_del_sysfs(struct hci_conn *conn); | |
1da177e4 | 677 | |
a91f2e39 | 678 | #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev)) |
1da177e4 LT |
679 | |
680 | /* ----- LMP capabilities ----- */ | |
04837f64 MH |
681 | #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH) |
682 | #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT) | |
683 | #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF) | |
684 | #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR) | |
5b7f9909 | 685 | #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO) |
769be974 | 686 | #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR) |
e702112f | 687 | #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH) |
6ed58ec5 | 688 | #define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE) |
1da177e4 | 689 | |
eead27da | 690 | /* ----- Extended LMP capabilities ----- */ |
59e29406 | 691 | #define lmp_host_le_capable(dev) ((dev)->host_features[0] & LMP_HOST_LE) |
eead27da | 692 | |
1da177e4 | 693 | /* ----- HCI protocols ----- */ |
5a9d0a3f WR |
694 | static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, |
695 | __u8 type) | |
1da177e4 | 696 | { |
686ebf28 UF |
697 | switch (type) { |
698 | case ACL_LINK: | |
699 | return l2cap_connect_ind(hdev, bdaddr); | |
1da177e4 | 700 | |
686ebf28 UF |
701 | case SCO_LINK: |
702 | case ESCO_LINK: | |
703 | return sco_connect_ind(hdev, bdaddr); | |
1da177e4 | 704 | |
686ebf28 UF |
705 | default: |
706 | BT_ERR("unknown link type %d", type); | |
707 | return -EINVAL; | |
708 | } | |
1da177e4 LT |
709 | } |
710 | ||
711 | static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) | |
712 | { | |
686ebf28 UF |
713 | switch (conn->type) { |
714 | case ACL_LINK: | |
715 | case LE_LINK: | |
716 | l2cap_connect_cfm(conn, status); | |
717 | break; | |
1da177e4 | 718 | |
686ebf28 UF |
719 | case SCO_LINK: |
720 | case ESCO_LINK: | |
721 | sco_connect_cfm(conn, status); | |
722 | break; | |
1da177e4 | 723 | |
686ebf28 UF |
724 | default: |
725 | BT_ERR("unknown link type %d", conn->type); | |
726 | break; | |
727 | } | |
e9a416b5 JH |
728 | |
729 | if (conn->connect_cfm_cb) | |
730 | conn->connect_cfm_cb(conn, status); | |
1da177e4 LT |
731 | } |
732 | ||
2950f21a | 733 | static inline int hci_proto_disconn_ind(struct hci_conn *conn) |
1da177e4 | 734 | { |
686ebf28 UF |
735 | if (conn->type != ACL_LINK && conn->type != LE_LINK) |
736 | return HCI_ERROR_REMOTE_USER_TERM; | |
1da177e4 | 737 | |
686ebf28 | 738 | return l2cap_disconn_ind(conn); |
2950f21a MH |
739 | } |
740 | ||
741 | static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) | |
742 | { | |
686ebf28 UF |
743 | switch (conn->type) { |
744 | case ACL_LINK: | |
745 | case LE_LINK: | |
746 | l2cap_disconn_cfm(conn, reason); | |
747 | break; | |
2950f21a | 748 | |
686ebf28 UF |
749 | case SCO_LINK: |
750 | case ESCO_LINK: | |
751 | sco_disconn_cfm(conn, reason); | |
752 | break; | |
2950f21a | 753 | |
686ebf28 UF |
754 | default: |
755 | BT_ERR("unknown link type %d", conn->type); | |
756 | break; | |
757 | } | |
e9a416b5 JH |
758 | |
759 | if (conn->disconn_cfm_cb) | |
760 | conn->disconn_cfm_cb(conn, reason); | |
1da177e4 LT |
761 | } |
762 | ||
763 | static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) | |
764 | { | |
8c1b2355 MH |
765 | __u8 encrypt; |
766 | ||
686ebf28 UF |
767 | if (conn->type != ACL_LINK && conn->type != LE_LINK) |
768 | return; | |
769 | ||
8c1b2355 MH |
770 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) |
771 | return; | |
772 | ||
773 | encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; | |
686ebf28 | 774 | l2cap_security_cfm(conn, status, encrypt); |
e9a416b5 JH |
775 | |
776 | if (conn->security_cfm_cb) | |
777 | conn->security_cfm_cb(conn, status); | |
1da177e4 LT |
778 | } |
779 | ||
5a9d0a3f WR |
780 | static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, |
781 | __u8 encrypt) | |
1da177e4 | 782 | { |
686ebf28 UF |
783 | if (conn->type != ACL_LINK && conn->type != LE_LINK) |
784 | return; | |
1da177e4 | 785 | |
686ebf28 | 786 | l2cap_security_cfm(conn, status, encrypt); |
e9a416b5 JH |
787 | |
788 | if (conn->security_cfm_cb) | |
789 | conn->security_cfm_cb(conn, status); | |
1da177e4 LT |
790 | } |
791 | ||
1da177e4 LT |
792 | /* ----- HCI callbacks ----- */ |
793 | struct hci_cb { | |
794 | struct list_head list; | |
795 | ||
796 | char *name; | |
797 | ||
5a9d0a3f WR |
798 | void (*security_cfm) (struct hci_conn *conn, __u8 status, |
799 | __u8 encrypt); | |
1da177e4 LT |
800 | void (*key_change_cfm) (struct hci_conn *conn, __u8 status); |
801 | void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); | |
802 | }; | |
803 | ||
804 | static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) | |
805 | { | |
806 | struct list_head *p; | |
8c1b2355 | 807 | __u8 encrypt; |
1da177e4 LT |
808 | |
809 | hci_proto_auth_cfm(conn, status); | |
810 | ||
8c1b2355 MH |
811 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) |
812 | return; | |
813 | ||
814 | encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; | |
815 | ||
f20d09d5 | 816 | read_lock(&hci_cb_list_lock); |
1da177e4 LT |
817 | list_for_each(p, &hci_cb_list) { |
818 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
8c1b2355 MH |
819 | if (cb->security_cfm) |
820 | cb->security_cfm(conn, status, encrypt); | |
1da177e4 | 821 | } |
f20d09d5 | 822 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
823 | } |
824 | ||
5a9d0a3f WR |
825 | static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, |
826 | __u8 encrypt) | |
1da177e4 LT |
827 | { |
828 | struct list_head *p; | |
829 | ||
435fef20 MH |
830 | if (conn->sec_level == BT_SECURITY_SDP) |
831 | conn->sec_level = BT_SECURITY_LOW; | |
832 | ||
88167aed VCG |
833 | if (conn->pending_sec_level > conn->sec_level) |
834 | conn->sec_level = conn->pending_sec_level; | |
835 | ||
9719f8af | 836 | hci_proto_encrypt_cfm(conn, status, encrypt); |
1da177e4 | 837 | |
f20d09d5 | 838 | read_lock(&hci_cb_list_lock); |
1da177e4 LT |
839 | list_for_each(p, &hci_cb_list) { |
840 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
8c1b2355 MH |
841 | if (cb->security_cfm) |
842 | cb->security_cfm(conn, status, encrypt); | |
1da177e4 | 843 | } |
f20d09d5 | 844 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
845 | } |
846 | ||
847 | static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) | |
848 | { | |
849 | struct list_head *p; | |
850 | ||
f20d09d5 | 851 | read_lock(&hci_cb_list_lock); |
1da177e4 LT |
852 | list_for_each(p, &hci_cb_list) { |
853 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
854 | if (cb->key_change_cfm) | |
855 | cb->key_change_cfm(conn, status); | |
856 | } | |
f20d09d5 | 857 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
858 | } |
859 | ||
5a9d0a3f WR |
860 | static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, |
861 | __u8 role) | |
1da177e4 LT |
862 | { |
863 | struct list_head *p; | |
864 | ||
f20d09d5 | 865 | read_lock(&hci_cb_list_lock); |
1da177e4 LT |
866 | list_for_each(p, &hci_cb_list) { |
867 | struct hci_cb *cb = list_entry(p, struct hci_cb, list); | |
868 | if (cb->role_switch_cfm) | |
869 | cb->role_switch_cfm(conn, status, role); | |
870 | } | |
f20d09d5 | 871 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
872 | } |
873 | ||
874 | int hci_register_cb(struct hci_cb *hcb); | |
875 | int hci_unregister_cb(struct hci_cb *hcb); | |
876 | ||
877 | int hci_register_notifier(struct notifier_block *nb); | |
878 | int hci_unregister_notifier(struct notifier_block *nb); | |
879 | ||
a9de9248 | 880 | int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param); |
73d80deb | 881 | void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); |
0d861d8b | 882 | void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); |
1da177e4 | 883 | |
a9de9248 | 884 | void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); |
1da177e4 LT |
885 | |
886 | void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data); | |
887 | ||
888 | /* ----- HCI Sockets ----- */ | |
eec8d2bc JH |
889 | void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb, |
890 | struct sock *skip_sk); | |
1da177e4 | 891 | |
0381101f JH |
892 | /* Management interface */ |
893 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); | |
744cf19e JH |
894 | int mgmt_index_added(struct hci_dev *hdev); |
895 | int mgmt_index_removed(struct hci_dev *hdev); | |
896 | int mgmt_powered(struct hci_dev *hdev, u8 powered); | |
897 | int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable); | |
898 | int mgmt_connectable(struct hci_dev *hdev, u8 connectable); | |
899 | int mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status); | |
900 | int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, | |
901 | u8 persistent); | |
48264f06 JH |
902 | int mgmt_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
903 | u8 addr_type); | |
904 | int mgmt_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, | |
905 | u8 addr_type); | |
37d9ef76 | 906 | int mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 status); |
48264f06 JH |
907 | int mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
908 | u8 addr_type, u8 status); | |
744cf19e JH |
909 | int mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); |
910 | int mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
c35938b2 | 911 | u8 status); |
744cf19e JH |
912 | int mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
913 | u8 status); | |
914 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
915 | __le32 value, u8 confirm_hint); | |
916 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
917 | u8 status); | |
918 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, | |
919 | bdaddr_t *bdaddr, u8 status); | |
604086b7 BG |
920 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr); |
921 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
922 | u8 status); | |
923 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, | |
924 | bdaddr_t *bdaddr, u8 status); | |
744cf19e JH |
925 | int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 status); |
926 | int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); | |
927 | int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash, | |
928 | u8 *randomizer, u8 status); | |
48264f06 | 929 | int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
561aafbc JH |
930 | u8 addr_type, u8 *dev_class, s8 rssi, |
931 | u8 cfm_name, u8 *eir); | |
744cf19e | 932 | int mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *name); |
7a135109 | 933 | int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status); |
e6d465cb | 934 | int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status); |
744cf19e JH |
935 | int mgmt_discovering(struct hci_dev *hdev, u8 discovering); |
936 | int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
937 | int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr); | |
0381101f | 938 | |
1da177e4 LT |
939 | /* HCI info for socket */ |
940 | #define hci_pi(sk) ((struct hci_pinfo *) sk) | |
941 | ||
14c0b608 JH |
942 | /* HCI socket flags */ |
943 | #define HCI_PI_MGMT_INIT 0 | |
944 | ||
1da177e4 LT |
945 | struct hci_pinfo { |
946 | struct bt_sock bt; | |
947 | struct hci_dev *hdev; | |
948 | struct hci_filter filter; | |
949 | __u32 cmsg_mask; | |
c02178d2 | 950 | unsigned short channel; |
14c0b608 | 951 | unsigned long flags; |
1da177e4 LT |
952 | }; |
953 | ||
954 | /* HCI security filter */ | |
955 | #define HCI_SFLT_MAX_OGF 5 | |
956 | ||
957 | struct hci_sec_filter { | |
958 | __u32 type_mask; | |
959 | __u32 event_mask[2]; | |
960 | __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4]; | |
961 | }; | |
962 | ||
963 | /* ----- HCI requests ----- */ | |
964 | #define HCI_REQ_DONE 0 | |
965 | #define HCI_REQ_PEND 1 | |
966 | #define HCI_REQ_CANCELED 2 | |
967 | ||
a6a67efd TG |
968 | #define hci_req_lock(d) mutex_lock(&d->req_lock) |
969 | #define hci_req_unlock(d) mutex_unlock(&d->req_lock) | |
1da177e4 | 970 | |
23bb5763 | 971 | void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result); |
1da177e4 | 972 | |
2ce603eb CT |
973 | void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, |
974 | u16 latency, u16 to_multiplier); | |
a7a595f6 VCG |
975 | void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8], |
976 | __u8 ltk[16]); | |
977 | void hci_le_ltk_reply(struct hci_conn *conn, u8 ltk[16]); | |
978 | void hci_le_ltk_neg_reply(struct hci_conn *conn); | |
979 | ||
2519a1fc | 980 | int hci_do_inquiry(struct hci_dev *hdev, u8 length); |
023d5049 | 981 | int hci_cancel_inquiry(struct hci_dev *hdev); |
2519a1fc | 982 | |
1da177e4 | 983 | #endif /* __HCI_CORE_H */ |