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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 | ||
1da177e4 LT |
28 | #include <net/bluetooth/hci.h> |
29 | ||
5e59b791 LAD |
30 | /* HCI priority */ |
31 | #define HCI_PRIO_MAX 7 | |
32 | ||
1da177e4 | 33 | /* HCI Core structures */ |
1da177e4 LT |
34 | struct inquiry_data { |
35 | bdaddr_t bdaddr; | |
36 | __u8 pscan_rep_mode; | |
37 | __u8 pscan_period_mode; | |
38 | __u8 pscan_mode; | |
39 | __u8 dev_class[3]; | |
1ebb9252 | 40 | __le16 clock_offset; |
1da177e4 | 41 | __s8 rssi; |
41a96212 | 42 | __u8 ssp_mode; |
1da177e4 LT |
43 | }; |
44 | ||
45 | struct inquiry_entry { | |
561aafbc JH |
46 | struct list_head all; /* inq_cache.all */ |
47 | struct list_head list; /* unknown or resolve */ | |
48 | enum { | |
49 | NAME_NOT_KNOWN, | |
50 | NAME_NEEDED, | |
51 | NAME_PENDING, | |
52 | NAME_KNOWN, | |
53 | } name_state; | |
1da177e4 LT |
54 | __u32 timestamp; |
55 | struct inquiry_data data; | |
56 | }; | |
57 | ||
30883512 | 58 | struct discovery_state { |
f64b993f | 59 | int type; |
ff9ef578 JH |
60 | enum { |
61 | DISCOVERY_STOPPED, | |
62 | DISCOVERY_STARTING, | |
343f935b | 63 | DISCOVERY_FINDING, |
30dc78e1 | 64 | DISCOVERY_RESOLVING, |
ff9ef578 JH |
65 | DISCOVERY_STOPPING, |
66 | } state; | |
c3c7ea65 | 67 | struct list_head all; /* All devices found during inquiry */ |
f64b993f GP |
68 | struct list_head unknown; /* Name state not known */ |
69 | struct list_head resolve; /* Name needs to be resolved */ | |
70 | __u32 timestamp; | |
b9a6328f JH |
71 | bdaddr_t last_adv_addr; |
72 | u8 last_adv_addr_type; | |
ff5cd29f | 73 | s8 last_adv_rssi; |
b9a6328f JH |
74 | u8 last_adv_data[HCI_MAX_AD_LENGTH]; |
75 | u8 last_adv_data_len; | |
1da177e4 LT |
76 | }; |
77 | ||
78 | struct hci_conn_hash { | |
79 | struct list_head list; | |
1da177e4 | 80 | unsigned int acl_num; |
bd1eb66b | 81 | unsigned int amp_num; |
1da177e4 | 82 | unsigned int sco_num; |
fcd89c09 | 83 | unsigned int le_num; |
1da177e4 LT |
84 | }; |
85 | ||
f0358568 JH |
86 | struct bdaddr_list { |
87 | struct list_head list; | |
88 | bdaddr_t bdaddr; | |
b9ee0a78 | 89 | u8 bdaddr_type; |
f0358568 | 90 | }; |
2aeb9a1a JH |
91 | |
92 | struct bt_uuid { | |
93 | struct list_head list; | |
94 | u8 uuid[16]; | |
83be8eca | 95 | u8 size; |
1aff6f09 | 96 | u8 svc_hint; |
2aeb9a1a JH |
97 | }; |
98 | ||
7ee4ea36 MH |
99 | struct smp_csrk { |
100 | bdaddr_t bdaddr; | |
101 | u8 bdaddr_type; | |
102 | u8 master; | |
103 | u8 val[16]; | |
104 | }; | |
105 | ||
b899efaf VCG |
106 | struct smp_ltk { |
107 | struct list_head list; | |
108 | bdaddr_t bdaddr; | |
109 | u8 bdaddr_type; | |
110 | u8 authenticated; | |
111 | u8 type; | |
112 | u8 enc_size; | |
113 | __le16 ediv; | |
fe39c7b2 | 114 | __le64 rand; |
b899efaf | 115 | u8 val[16]; |
03c515d7 | 116 | }; |
b899efaf | 117 | |
970c4e46 JH |
118 | struct smp_irk { |
119 | struct list_head list; | |
120 | bdaddr_t rpa; | |
121 | bdaddr_t bdaddr; | |
122 | u8 addr_type; | |
123 | u8 val[16]; | |
124 | }; | |
125 | ||
55ed8ca1 JH |
126 | struct link_key { |
127 | struct list_head list; | |
128 | bdaddr_t bdaddr; | |
129 | u8 type; | |
9b3b4460 | 130 | u8 val[HCI_LINK_KEY_SIZE]; |
55ed8ca1 JH |
131 | u8 pin_len; |
132 | }; | |
133 | ||
2763eda6 SJ |
134 | struct oob_data { |
135 | struct list_head list; | |
136 | bdaddr_t bdaddr; | |
519ca9d0 MH |
137 | u8 hash192[16]; |
138 | u8 randomizer192[16]; | |
139 | u8 hash256[16]; | |
140 | u8 randomizer256[16]; | |
2763eda6 SJ |
141 | }; |
142 | ||
490c5bab JH |
143 | #define HCI_MAX_SHORT_NAME_LENGTH 10 |
144 | ||
d6bfd59c JH |
145 | /* Default LE RPA expiry time, 15 minutes */ |
146 | #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) | |
147 | ||
903e4541 AE |
148 | struct amp_assoc { |
149 | __u16 len; | |
150 | __u16 offset; | |
93c284ee AE |
151 | __u16 rem_len; |
152 | __u16 len_so_far; | |
903e4541 AE |
153 | __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; |
154 | }; | |
155 | ||
d2c5d77f | 156 | #define HCI_MAX_PAGES 3 |
cad718ed | 157 | |
cd4c5391 | 158 | #define NUM_REASSEMBLY 4 |
1da177e4 LT |
159 | struct hci_dev { |
160 | struct list_head list; | |
09fd0de5 | 161 | struct mutex lock; |
1da177e4 LT |
162 | |
163 | char name[8]; | |
164 | unsigned long flags; | |
165 | __u16 id; | |
c13854ce | 166 | __u8 bus; |
943da25d | 167 | __u8 dev_type; |
1da177e4 | 168 | bdaddr_t bdaddr; |
7a4cd51d | 169 | bdaddr_t random_addr; |
d13eafce | 170 | bdaddr_t static_addr; |
56ed2cb8 | 171 | __u8 adv_addr_type; |
1f6c6378 | 172 | __u8 dev_name[HCI_MAX_NAME_LENGTH]; |
490c5bab | 173 | __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; |
80a1e1db | 174 | __u8 eir[HCI_MAX_EIR_LENGTH]; |
a9de9248 | 175 | __u8 dev_class[3]; |
1aff6f09 JH |
176 | __u8 major_class; |
177 | __u8 minor_class; | |
d2c5d77f | 178 | __u8 max_page; |
cad718ed | 179 | __u8 features[HCI_MAX_PAGES][8]; |
60e77321 | 180 | __u8 le_features[8]; |
cf1d081f | 181 | __u8 le_white_list_size; |
9b008c04 | 182 | __u8 le_states[8]; |
a9de9248 | 183 | __u8 commands[64]; |
1143e5a6 MH |
184 | __u8 hci_ver; |
185 | __u16 hci_rev; | |
d5859e22 | 186 | __u8 lmp_ver; |
1143e5a6 | 187 | __u16 manufacturer; |
7d69230c | 188 | __u16 lmp_subver; |
1da177e4 | 189 | __u16 voice_setting; |
b4cb9fb2 | 190 | __u8 num_iac; |
17fa4b9d | 191 | __u8 io_capability; |
91c4e9b1 | 192 | __s8 inq_tx_power; |
f332ec66 JH |
193 | __u16 page_scan_interval; |
194 | __u16 page_scan_window; | |
195 | __u8 page_scan_type; | |
3f959d46 | 196 | __u8 le_adv_channel_map; |
533553f8 | 197 | __u8 le_scan_type; |
bef64738 MH |
198 | __u16 le_scan_interval; |
199 | __u16 le_scan_window; | |
4e70c7e7 MH |
200 | __u16 le_conn_min_interval; |
201 | __u16 le_conn_max_interval; | |
06f5b778 | 202 | __u8 ssp_debug_mode; |
f332ec66 | 203 | |
2b9be137 MH |
204 | __u16 devid_source; |
205 | __u16 devid_vendor; | |
206 | __u16 devid_product; | |
207 | __u16 devid_version; | |
1da177e4 LT |
208 | |
209 | __u16 pkt_type; | |
5b7f9909 | 210 | __u16 esco_type; |
1da177e4 LT |
211 | __u16 link_policy; |
212 | __u16 link_mode; | |
213 | ||
04837f64 MH |
214 | __u32 idle_timeout; |
215 | __u16 sniff_min_interval; | |
216 | __u16 sniff_max_interval; | |
217 | ||
928abaa7 AE |
218 | __u8 amp_status; |
219 | __u32 amp_total_bw; | |
220 | __u32 amp_max_bw; | |
221 | __u32 amp_min_latency; | |
222 | __u32 amp_max_pdu; | |
223 | __u8 amp_type; | |
224 | __u16 amp_pal_cap; | |
225 | __u16 amp_assoc_size; | |
226 | __u32 amp_max_flush_to; | |
227 | __u32 amp_be_flush_to; | |
228 | ||
903e4541 AE |
229 | struct amp_assoc loc_assoc; |
230 | ||
1e89cffb AE |
231 | __u8 flow_ctl_mode; |
232 | ||
9f61656a JH |
233 | unsigned int auto_accept_delay; |
234 | ||
1da177e4 LT |
235 | unsigned long quirks; |
236 | ||
237 | atomic_t cmd_cnt; | |
238 | unsigned int acl_cnt; | |
239 | unsigned int sco_cnt; | |
6ed58ec5 | 240 | unsigned int le_cnt; |
1da177e4 LT |
241 | |
242 | unsigned int acl_mtu; | |
243 | unsigned int sco_mtu; | |
6ed58ec5 | 244 | unsigned int le_mtu; |
1da177e4 LT |
245 | unsigned int acl_pkts; |
246 | unsigned int sco_pkts; | |
6ed58ec5 | 247 | unsigned int le_pkts; |
1da177e4 | 248 | |
350ee4cf AE |
249 | __u16 block_len; |
250 | __u16 block_mtu; | |
251 | __u16 num_blocks; | |
252 | __u16 block_cnt; | |
253 | ||
1da177e4 LT |
254 | unsigned long acl_last_tx; |
255 | unsigned long sco_last_tx; | |
6ed58ec5 | 256 | unsigned long le_last_tx; |
1da177e4 | 257 | |
f48fd9c8 | 258 | struct workqueue_struct *workqueue; |
6ead1bbc | 259 | struct workqueue_struct *req_workqueue; |
f48fd9c8 | 260 | |
ab81cbf9 | 261 | struct work_struct power_on; |
3243553f | 262 | struct delayed_work power_off; |
ab81cbf9 | 263 | |
16ab91ab JH |
264 | __u16 discov_timeout; |
265 | struct delayed_work discov_off; | |
266 | ||
7d78525d JH |
267 | struct delayed_work service_cache; |
268 | ||
6bd32326 | 269 | struct timer_list cmd_timer; |
b78752cc MH |
270 | |
271 | struct work_struct rx_work; | |
c347b765 | 272 | struct work_struct cmd_work; |
3eff45ea | 273 | struct work_struct tx_work; |
1da177e4 LT |
274 | |
275 | struct sk_buff_head rx_q; | |
276 | struct sk_buff_head raw_q; | |
277 | struct sk_buff_head cmd_q; | |
278 | ||
b6ddb638 | 279 | struct sk_buff *recv_evt; |
1da177e4 | 280 | struct sk_buff *sent_cmd; |
cd4c5391 | 281 | struct sk_buff *reassembly[NUM_REASSEMBLY]; |
1da177e4 | 282 | |
a6a67efd | 283 | struct mutex req_lock; |
1da177e4 LT |
284 | wait_queue_head_t req_wait_q; |
285 | __u32 req_status; | |
286 | __u32 req_result; | |
a5040efa | 287 | |
99780a7b | 288 | struct crypto_blkcipher *tfm_aes; |
2e58ef3e | 289 | |
30883512 | 290 | struct discovery_state discovery; |
1da177e4 LT |
291 | struct hci_conn_hash conn_hash; |
292 | ||
5c136e90 AG |
293 | struct list_head mgmt_pending; |
294 | struct list_head blacklist; | |
2aeb9a1a | 295 | struct list_head uuids; |
55ed8ca1 | 296 | struct list_head link_keys; |
b899efaf | 297 | struct list_head long_term_keys; |
970c4e46 | 298 | struct list_head identity_resolving_keys; |
2763eda6 | 299 | struct list_head remote_oob_data; |
d2ab0ac1 | 300 | struct list_head le_white_list; |
15819a70 | 301 | struct list_head le_conn_params; |
77a77a30 | 302 | struct list_head pend_le_conns; |
2763eda6 | 303 | |
1da177e4 LT |
304 | struct hci_dev_stats stat; |
305 | ||
70f23020 | 306 | atomic_t promisc; |
1da177e4 | 307 | |
ca325f69 MH |
308 | struct dentry *debugfs; |
309 | ||
a91f2e39 | 310 | struct device dev; |
1da177e4 | 311 | |
611b30f7 MH |
312 | struct rfkill *rfkill; |
313 | ||
d23264a8 AG |
314 | unsigned long dev_flags; |
315 | ||
7ba8b4be AG |
316 | struct delayed_work le_scan_disable; |
317 | ||
8fa19098 | 318 | __s8 adv_tx_power; |
3f0f524b JH |
319 | __u8 adv_data[HCI_MAX_AD_LENGTH]; |
320 | __u8 adv_data_len; | |
f8e808bd MH |
321 | __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; |
322 | __u8 scan_rsp_data_len; | |
8fa19098 | 323 | |
863efaf2 | 324 | __u8 irk[16]; |
d6bfd59c JH |
325 | __u32 rpa_timeout; |
326 | struct delayed_work rpa_expired; | |
2b5224dc | 327 | bdaddr_t rpa; |
863efaf2 | 328 | |
1da177e4 LT |
329 | int (*open)(struct hci_dev *hdev); |
330 | int (*close)(struct hci_dev *hdev); | |
331 | int (*flush)(struct hci_dev *hdev); | |
f41c70c4 | 332 | int (*setup)(struct hci_dev *hdev); |
7bd8f09f | 333 | int (*send)(struct hci_dev *hdev, struct sk_buff *skb); |
1da177e4 | 334 | void (*notify)(struct hci_dev *hdev, unsigned int evt); |
1da177e4 LT |
335 | }; |
336 | ||
53502d69 AE |
337 | #define HCI_PHY_HANDLE(handle) (handle & 0xff) |
338 | ||
1da177e4 LT |
339 | struct hci_conn { |
340 | struct list_head list; | |
341 | ||
adc4266d | 342 | atomic_t refcnt; |
adc4266d SJ |
343 | |
344 | bdaddr_t dst; | |
5a9d0a3f | 345 | __u8 dst_type; |
662e8820 | 346 | bdaddr_t src; |
e7c4096e | 347 | __u8 src_type; |
cb1d68f7 JH |
348 | bdaddr_t init_addr; |
349 | __u8 init_addr_type; | |
350 | bdaddr_t resp_addr; | |
351 | __u8 resp_addr_type; | |
adc4266d SJ |
352 | __u16 handle; |
353 | __u16 state; | |
354 | __u8 mode; | |
355 | __u8 type; | |
a0c808b3 | 356 | bool out; |
adc4266d SJ |
357 | __u8 attempt; |
358 | __u8 dev_class[3]; | |
cad718ed | 359 | __u8 features[HCI_MAX_PAGES][8]; |
adc4266d SJ |
360 | __u16 pkt_type; |
361 | __u16 link_policy; | |
362 | __u32 link_mode; | |
13d39315 | 363 | __u8 key_type; |
adc4266d SJ |
364 | __u8 auth_type; |
365 | __u8 sec_level; | |
366 | __u8 pending_sec_level; | |
367 | __u8 pin_length; | |
726b4ffc | 368 | __u8 enc_key_size; |
adc4266d | 369 | __u8 io_capability; |
92a25256 JH |
370 | __u32 passkey_notify; |
371 | __u8 passkey_entered; | |
adc4266d | 372 | __u16 disc_timeout; |
10c62ddc | 373 | __u16 setting; |
1e406eef AG |
374 | __u16 le_conn_min_interval; |
375 | __u16 le_conn_max_interval; | |
51a8efd7 | 376 | unsigned long flags; |
04837f64 | 377 | |
03b555e1 | 378 | __u8 remote_cap; |
03b555e1 | 379 | __u8 remote_auth; |
3161ae1c | 380 | __u8 remote_id; |
6ec5bcad | 381 | bool flush_key; |
03b555e1 | 382 | |
adc4266d | 383 | unsigned int sent; |
04837f64 | 384 | |
1da177e4 | 385 | struct sk_buff_head data_q; |
2c33c06a | 386 | struct list_head chan_list; |
1da177e4 | 387 | |
19c40e3b | 388 | struct delayed_work disc_work; |
7bc18d9d | 389 | struct delayed_work auto_accept_work; |
a74a84f6 | 390 | struct delayed_work idle_work; |
9489eca4 | 391 | struct delayed_work le_conn_timeout; |
04837f64 | 392 | |
b219e3ac MH |
393 | struct device dev; |
394 | ||
1da177e4 LT |
395 | struct hci_dev *hdev; |
396 | void *l2cap_data; | |
397 | void *sco_data; | |
2b64d153 | 398 | void *smp_conn; |
9740e49d | 399 | struct amp_mgr *amp_mgr; |
1da177e4 LT |
400 | |
401 | struct hci_conn *link; | |
e9a416b5 JH |
402 | |
403 | void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); | |
404 | void (*security_cfm_cb) (struct hci_conn *conn, u8 status); | |
405 | void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); | |
1da177e4 LT |
406 | }; |
407 | ||
73d80deb LAD |
408 | struct hci_chan { |
409 | struct list_head list; | |
42c4e53e | 410 | __u16 handle; |
73d80deb LAD |
411 | struct hci_conn *conn; |
412 | struct sk_buff_head data_q; | |
413 | unsigned int sent; | |
168df8e5 | 414 | __u8 state; |
73d80deb LAD |
415 | }; |
416 | ||
15819a70 AG |
417 | struct hci_conn_params { |
418 | struct list_head list; | |
419 | ||
420 | bdaddr_t addr; | |
421 | u8 addr_type; | |
422 | ||
423 | u16 conn_min_interval; | |
424 | u16 conn_max_interval; | |
9fcb18ef AG |
425 | |
426 | enum { | |
427 | HCI_AUTO_CONN_DISABLED, | |
428 | HCI_AUTO_CONN_ALWAYS, | |
429 | HCI_AUTO_CONN_LINK_LOSS, | |
430 | } auto_connect; | |
15819a70 AG |
431 | }; |
432 | ||
1da177e4 LT |
433 | extern struct list_head hci_dev_list; |
434 | extern struct list_head hci_cb_list; | |
435 | extern rwlock_t hci_dev_list_lock; | |
436 | extern rwlock_t hci_cb_list_lock; | |
437 | ||
686ebf28 | 438 | /* ----- HCI interface to upper protocols ----- */ |
e74e58f8 JP |
439 | int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); |
440 | void l2cap_connect_cfm(struct hci_conn *hcon, u8 status); | |
441 | int l2cap_disconn_ind(struct hci_conn *hcon); | |
442 | void l2cap_disconn_cfm(struct hci_conn *hcon, u8 reason); | |
443 | int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt); | |
444 | int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); | |
445 | ||
446 | int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); | |
447 | void sco_connect_cfm(struct hci_conn *hcon, __u8 status); | |
448 | void sco_disconn_cfm(struct hci_conn *hcon, __u8 reason); | |
449 | int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); | |
686ebf28 | 450 | |
1da177e4 | 451 | /* ----- Inquiry cache ----- */ |
70f23020 AE |
452 | #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ |
453 | #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ | |
1da177e4 | 454 | |
30883512 | 455 | static inline void discovery_init(struct hci_dev *hdev) |
1da177e4 | 456 | { |
ff9ef578 | 457 | hdev->discovery.state = DISCOVERY_STOPPED; |
30883512 JH |
458 | INIT_LIST_HEAD(&hdev->discovery.all); |
459 | INIT_LIST_HEAD(&hdev->discovery.unknown); | |
460 | INIT_LIST_HEAD(&hdev->discovery.resolve); | |
1da177e4 LT |
461 | } |
462 | ||
30dc78e1 JH |
463 | bool hci_discovery_active(struct hci_dev *hdev); |
464 | ||
ff9ef578 JH |
465 | void hci_discovery_set_state(struct hci_dev *hdev, int state); |
466 | ||
1da177e4 LT |
467 | static inline int inquiry_cache_empty(struct hci_dev *hdev) |
468 | { | |
30883512 | 469 | return list_empty(&hdev->discovery.all); |
1da177e4 LT |
470 | } |
471 | ||
472 | static inline long inquiry_cache_age(struct hci_dev *hdev) | |
473 | { | |
30883512 | 474 | struct discovery_state *c = &hdev->discovery; |
1da177e4 LT |
475 | return jiffies - c->timestamp; |
476 | } | |
477 | ||
478 | static inline long inquiry_entry_age(struct inquiry_entry *e) | |
479 | { | |
480 | return jiffies - e->timestamp; | |
481 | } | |
482 | ||
5a9d0a3f | 483 | struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, |
04124681 | 484 | bdaddr_t *bdaddr); |
561aafbc | 485 | struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, |
04124681 | 486 | bdaddr_t *bdaddr); |
30dc78e1 | 487 | struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, |
04124681 GP |
488 | bdaddr_t *bdaddr, |
489 | int state); | |
a3d4e20a | 490 | void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, |
04124681 | 491 | struct inquiry_entry *ie); |
3175405b | 492 | bool hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, |
04124681 | 493 | bool name_known, bool *ssp); |
1f9b9a5d | 494 | void hci_inquiry_cache_flush(struct hci_dev *hdev); |
1da177e4 LT |
495 | |
496 | /* ----- HCI Connections ----- */ | |
497 | enum { | |
498 | HCI_CONN_AUTH_PEND, | |
19f8def0 | 499 | HCI_CONN_REAUTH_PEND, |
1da177e4 | 500 | HCI_CONN_ENCRYPT_PEND, |
04837f64 MH |
501 | HCI_CONN_RSWITCH_PEND, |
502 | HCI_CONN_MODE_CHANGE_PEND, | |
e73439d8 | 503 | HCI_CONN_SCO_SETUP_PEND, |
d26a2345 | 504 | HCI_CONN_LE_SMP_PEND, |
b644ba33 | 505 | HCI_CONN_MGMT_CONNECTED, |
58a681ef | 506 | HCI_CONN_SSP_ENABLED, |
eb9a8f3f | 507 | HCI_CONN_SC_ENABLED, |
abf76bad | 508 | HCI_CONN_AES_CCM, |
58a681ef JH |
509 | HCI_CONN_POWER_SAVE, |
510 | HCI_CONN_REMOTE_OOB, | |
18722c24 | 511 | HCI_CONN_6LOWPAN, |
1da177e4 LT |
512 | }; |
513 | ||
aa64a8b5 JH |
514 | static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) |
515 | { | |
516 | struct hci_dev *hdev = conn->hdev; | |
c3c7ea65 GP |
517 | return test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && |
518 | test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); | |
aa64a8b5 JH |
519 | } |
520 | ||
eb9a8f3f MH |
521 | static inline bool hci_conn_sc_enabled(struct hci_conn *conn) |
522 | { | |
523 | struct hci_dev *hdev = conn->hdev; | |
524 | return test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && | |
525 | test_bit(HCI_CONN_SC_ENABLED, &conn->flags); | |
526 | } | |
527 | ||
1da177e4 LT |
528 | static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) |
529 | { | |
530 | struct hci_conn_hash *h = &hdev->conn_hash; | |
bf4c6325 | 531 | list_add_rcu(&c->list, &h->list); |
fcd89c09 VT |
532 | switch (c->type) { |
533 | case ACL_LINK: | |
1da177e4 | 534 | h->acl_num++; |
fcd89c09 | 535 | break; |
bd1eb66b AE |
536 | case AMP_LINK: |
537 | h->amp_num++; | |
538 | break; | |
fcd89c09 VT |
539 | case LE_LINK: |
540 | h->le_num++; | |
541 | break; | |
542 | case SCO_LINK: | |
543 | case ESCO_LINK: | |
1da177e4 | 544 | h->sco_num++; |
fcd89c09 VT |
545 | break; |
546 | } | |
1da177e4 LT |
547 | } |
548 | ||
549 | static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) | |
550 | { | |
551 | struct hci_conn_hash *h = &hdev->conn_hash; | |
bf4c6325 GP |
552 | |
553 | list_del_rcu(&c->list); | |
554 | synchronize_rcu(); | |
555 | ||
fcd89c09 VT |
556 | switch (c->type) { |
557 | case ACL_LINK: | |
1da177e4 | 558 | h->acl_num--; |
fcd89c09 | 559 | break; |
bd1eb66b AE |
560 | case AMP_LINK: |
561 | h->amp_num--; | |
562 | break; | |
fcd89c09 VT |
563 | case LE_LINK: |
564 | h->le_num--; | |
565 | break; | |
566 | case SCO_LINK: | |
567 | case ESCO_LINK: | |
1da177e4 | 568 | h->sco_num--; |
fcd89c09 VT |
569 | break; |
570 | } | |
1da177e4 LT |
571 | } |
572 | ||
52087a79 LAD |
573 | static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) |
574 | { | |
575 | struct hci_conn_hash *h = &hdev->conn_hash; | |
576 | switch (type) { | |
577 | case ACL_LINK: | |
578 | return h->acl_num; | |
bd1eb66b AE |
579 | case AMP_LINK: |
580 | return h->amp_num; | |
52087a79 LAD |
581 | case LE_LINK: |
582 | return h->le_num; | |
583 | case SCO_LINK: | |
584 | case ESCO_LINK: | |
585 | return h->sco_num; | |
586 | default: | |
587 | return 0; | |
588 | } | |
589 | } | |
590 | ||
f4f07505 JH |
591 | static inline unsigned int hci_conn_count(struct hci_dev *hdev) |
592 | { | |
593 | struct hci_conn_hash *c = &hdev->conn_hash; | |
594 | ||
595 | return c->acl_num + c->amp_num + c->sco_num + c->le_num; | |
596 | } | |
597 | ||
1da177e4 | 598 | static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, |
adc4266d | 599 | __u16 handle) |
1da177e4 LT |
600 | { |
601 | struct hci_conn_hash *h = &hdev->conn_hash; | |
1da177e4 LT |
602 | struct hci_conn *c; |
603 | ||
bf4c6325 GP |
604 | rcu_read_lock(); |
605 | ||
606 | list_for_each_entry_rcu(c, &h->list, list) { | |
607 | if (c->handle == handle) { | |
608 | rcu_read_unlock(); | |
1da177e4 | 609 | return c; |
bf4c6325 | 610 | } |
1da177e4 | 611 | } |
bf4c6325 GP |
612 | rcu_read_unlock(); |
613 | ||
1da177e4 LT |
614 | return NULL; |
615 | } | |
616 | ||
617 | static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, | |
adc4266d | 618 | __u8 type, bdaddr_t *ba) |
1da177e4 LT |
619 | { |
620 | struct hci_conn_hash *h = &hdev->conn_hash; | |
1da177e4 LT |
621 | struct hci_conn *c; |
622 | ||
bf4c6325 GP |
623 | rcu_read_lock(); |
624 | ||
625 | list_for_each_entry_rcu(c, &h->list, list) { | |
626 | if (c->type == type && !bacmp(&c->dst, ba)) { | |
627 | rcu_read_unlock(); | |
1da177e4 | 628 | return c; |
bf4c6325 | 629 | } |
1da177e4 | 630 | } |
bf4c6325 GP |
631 | |
632 | rcu_read_unlock(); | |
633 | ||
1da177e4 LT |
634 | return NULL; |
635 | } | |
636 | ||
4c67bc74 | 637 | static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, |
adc4266d | 638 | __u8 type, __u16 state) |
4c67bc74 MH |
639 | { |
640 | struct hci_conn_hash *h = &hdev->conn_hash; | |
4c67bc74 MH |
641 | struct hci_conn *c; |
642 | ||
bf4c6325 GP |
643 | rcu_read_lock(); |
644 | ||
645 | list_for_each_entry_rcu(c, &h->list, list) { | |
646 | if (c->type == type && c->state == state) { | |
647 | rcu_read_unlock(); | |
4c67bc74 | 648 | return c; |
bf4c6325 | 649 | } |
4c67bc74 | 650 | } |
73d80deb | 651 | |
bf4c6325 | 652 | rcu_read_unlock(); |
73d80deb | 653 | |
4c67bc74 | 654 | return NULL; |
73d80deb LAD |
655 | } |
656 | ||
bed71748 | 657 | void hci_disconnect(struct hci_conn *conn, __u8 reason); |
2dea632f | 658 | bool hci_setup_sync(struct hci_conn *conn, __u16 handle); |
e73439d8 | 659 | void hci_sco_setup(struct hci_conn *conn, __u8 status); |
1da177e4 LT |
660 | |
661 | struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); | |
a9de9248 MH |
662 | int hci_conn_del(struct hci_conn *conn); |
663 | void hci_conn_hash_flush(struct hci_dev *hdev); | |
664 | void hci_conn_check_pending(struct hci_dev *hdev); | |
1da177e4 | 665 | |
73d80deb | 666 | struct hci_chan *hci_chan_create(struct hci_conn *conn); |
9472007c | 667 | void hci_chan_del(struct hci_chan *chan); |
2c33c06a | 668 | void hci_chan_list_flush(struct hci_conn *conn); |
42c4e53e | 669 | struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); |
73d80deb | 670 | |
04a6c589 AG |
671 | struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, |
672 | u8 dst_type, u8 sec_level, u8 auth_type); | |
673 | struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, | |
674 | u8 sec_level, u8 auth_type); | |
10c62ddc FD |
675 | struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, |
676 | __u16 setting); | |
e7c29cb1 | 677 | int hci_conn_check_link_mode(struct hci_conn *conn); |
b3b1b061 | 678 | int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); |
0684e5f9 | 679 | int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); |
1da177e4 | 680 | int hci_conn_change_link_key(struct hci_conn *conn); |
8c1b2355 | 681 | int hci_conn_switch_role(struct hci_conn *conn, __u8 role); |
1da177e4 | 682 | |
14b12d0b | 683 | void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); |
1da177e4 | 684 | |
06c053fb AG |
685 | void hci_le_conn_failed(struct hci_conn *conn, u8 status); |
686 | ||
8d12356f DH |
687 | /* |
688 | * hci_conn_get() and hci_conn_put() are used to control the life-time of an | |
689 | * "hci_conn" object. They do not guarantee that the hci_conn object is running, | |
690 | * working or anything else. They just guarantee that the object is available | |
691 | * and can be dereferenced. So you can use its locks, local variables and any | |
692 | * other constant data. | |
693 | * Before accessing runtime data, you _must_ lock the object and then check that | |
694 | * it is still running. As soon as you release the locks, the connection might | |
695 | * get dropped, though. | |
696 | * | |
697 | * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control | |
698 | * how long the underlying connection is held. So every channel that runs on the | |
699 | * hci_conn object calls this to prevent the connection from disappearing. As | |
700 | * long as you hold a device, you must also guarantee that you have a valid | |
701 | * reference to the device via hci_conn_get() (or the initial reference from | |
702 | * hci_conn_add()). | |
703 | * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't | |
704 | * break because nobody cares for that. But this means, we cannot use | |
705 | * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). | |
706 | */ | |
707 | ||
708 | static inline void hci_conn_get(struct hci_conn *conn) | |
709 | { | |
710 | get_device(&conn->dev); | |
711 | } | |
712 | ||
713 | static inline void hci_conn_put(struct hci_conn *conn) | |
714 | { | |
715 | put_device(&conn->dev); | |
716 | } | |
717 | ||
1da177e4 LT |
718 | static inline void hci_conn_hold(struct hci_conn *conn) |
719 | { | |
71becf0c | 720 | BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); |
38b3fef1 | 721 | |
1da177e4 | 722 | atomic_inc(&conn->refcnt); |
2f304d1e | 723 | cancel_delayed_work(&conn->disc_work); |
1da177e4 LT |
724 | } |
725 | ||
76a68ba0 | 726 | static inline void hci_conn_drop(struct hci_conn *conn) |
1da177e4 | 727 | { |
71becf0c | 728 | BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); |
38b3fef1 | 729 | |
1da177e4 | 730 | if (atomic_dec_and_test(&conn->refcnt)) { |
04837f64 | 731 | unsigned long timeo; |
716e4ab5 AE |
732 | |
733 | switch (conn->type) { | |
734 | case ACL_LINK: | |
735 | case LE_LINK: | |
a74a84f6 | 736 | cancel_delayed_work(&conn->idle_work); |
6ac59344 | 737 | if (conn->state == BT_CONNECTED) { |
5f246e89 | 738 | timeo = conn->disc_timeout; |
6ac59344 | 739 | if (!conn->out) |
052b30b0 | 740 | timeo *= 2; |
5a9d0a3f | 741 | } else { |
6ac59344 | 742 | timeo = msecs_to_jiffies(10); |
5a9d0a3f | 743 | } |
716e4ab5 AE |
744 | break; |
745 | ||
746 | case AMP_LINK: | |
747 | timeo = conn->disc_timeout; | |
748 | break; | |
749 | ||
750 | default: | |
04837f64 | 751 | timeo = msecs_to_jiffies(10); |
716e4ab5 | 752 | break; |
5a9d0a3f | 753 | } |
716e4ab5 | 754 | |
2f304d1e | 755 | cancel_delayed_work(&conn->disc_work); |
19c40e3b | 756 | queue_delayed_work(conn->hdev->workqueue, |
716e4ab5 | 757 | &conn->disc_work, timeo); |
1da177e4 LT |
758 | } |
759 | } | |
760 | ||
1da177e4 | 761 | /* ----- HCI Devices ----- */ |
dc946bd8 | 762 | static inline void hci_dev_put(struct hci_dev *d) |
1da177e4 | 763 | { |
376261ae AE |
764 | BT_DBG("%s orig refcnt %d", d->name, |
765 | atomic_read(&d->dev.kobj.kref.refcount)); | |
766 | ||
4c724c71 | 767 | put_device(&d->dev); |
1da177e4 LT |
768 | } |
769 | ||
dc946bd8 | 770 | static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) |
1da177e4 | 771 | { |
376261ae AE |
772 | BT_DBG("%s orig refcnt %d", d->name, |
773 | atomic_read(&d->dev.kobj.kref.refcount)); | |
774 | ||
4c724c71 | 775 | get_device(&d->dev); |
1da177e4 LT |
776 | return d; |
777 | } | |
778 | ||
09fd0de5 GP |
779 | #define hci_dev_lock(d) mutex_lock(&d->lock) |
780 | #define hci_dev_unlock(d) mutex_unlock(&d->lock) | |
1da177e4 | 781 | |
aa2b86d7 | 782 | #define to_hci_dev(d) container_of(d, struct hci_dev, dev) |
3dc07322 | 783 | #define to_hci_conn(c) container_of(c, struct hci_conn, dev) |
aa2b86d7 | 784 | |
155961e8 DH |
785 | static inline void *hci_get_drvdata(struct hci_dev *hdev) |
786 | { | |
787 | return dev_get_drvdata(&hdev->dev); | |
788 | } | |
789 | ||
790 | static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) | |
791 | { | |
792 | dev_set_drvdata(&hdev->dev, data); | |
793 | } | |
794 | ||
1da177e4 | 795 | struct hci_dev *hci_dev_get(int index); |
0c0afedf | 796 | struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src); |
1da177e4 LT |
797 | |
798 | struct hci_dev *hci_alloc_dev(void); | |
799 | void hci_free_dev(struct hci_dev *hdev); | |
800 | int hci_register_dev(struct hci_dev *hdev); | |
59735631 | 801 | void hci_unregister_dev(struct hci_dev *hdev); |
1da177e4 LT |
802 | int hci_suspend_dev(struct hci_dev *hdev); |
803 | int hci_resume_dev(struct hci_dev *hdev); | |
804 | int hci_dev_open(__u16 dev); | |
805 | int hci_dev_close(__u16 dev); | |
806 | int hci_dev_reset(__u16 dev); | |
807 | int hci_dev_reset_stat(__u16 dev); | |
808 | int hci_dev_cmd(unsigned int cmd, void __user *arg); | |
809 | int hci_get_dev_list(void __user *arg); | |
810 | int hci_get_dev_info(void __user *arg); | |
811 | int hci_get_conn_list(void __user *arg); | |
812 | int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); | |
40be492f | 813 | int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); |
1da177e4 LT |
814 | int hci_inquiry(void __user *arg); |
815 | ||
c3c7ea65 | 816 | struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, |
b9ee0a78 | 817 | bdaddr_t *bdaddr, u8 type); |
88c1fe4b JH |
818 | int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); |
819 | int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); | |
f0358568 | 820 | |
d2ab0ac1 MH |
821 | struct bdaddr_list *hci_white_list_lookup(struct hci_dev *hdev, |
822 | bdaddr_t *bdaddr, u8 type); | |
823 | void hci_white_list_clear(struct hci_dev *hdev); | |
824 | int hci_white_list_add(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); | |
825 | int hci_white_list_del(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); | |
826 | ||
15819a70 AG |
827 | struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, |
828 | bdaddr_t *addr, u8 addr_type); | |
a9b0a04c AG |
829 | int hci_conn_params_add(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type, |
830 | u8 auto_connect, u16 conn_min_interval, | |
831 | u16 conn_max_interval); | |
15819a70 AG |
832 | void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); |
833 | void hci_conn_params_clear(struct hci_dev *hdev); | |
834 | ||
77a77a30 AG |
835 | struct bdaddr_list *hci_pend_le_conn_lookup(struct hci_dev *hdev, |
836 | bdaddr_t *addr, u8 addr_type); | |
837 | void hci_pend_le_conn_add(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); | |
838 | void hci_pend_le_conn_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); | |
839 | void hci_pend_le_conns_clear(struct hci_dev *hdev); | |
840 | ||
a4790dbd AG |
841 | void hci_update_background_scan(struct hci_dev *hdev); |
842 | ||
35f7498a | 843 | void hci_uuids_clear(struct hci_dev *hdev); |
2aeb9a1a | 844 | |
35f7498a | 845 | void hci_link_keys_clear(struct hci_dev *hdev); |
55ed8ca1 | 846 | struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); |
d25e28ab | 847 | int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, |
04124681 | 848 | bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len); |
fe39c7b2 | 849 | struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, __le64 rand, |
98a0b845 | 850 | bool master); |
ca9142b8 | 851 | struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, |
35d70271 | 852 | u8 addr_type, u8 type, u8 authenticated, |
fe39c7b2 | 853 | u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); |
c9839a11 | 854 | struct smp_ltk *hci_find_ltk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, |
98a0b845 | 855 | u8 addr_type, bool master); |
e0b2b27e | 856 | int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); |
35f7498a | 857 | void hci_smp_ltks_clear(struct hci_dev *hdev); |
55ed8ca1 JH |
858 | int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); |
859 | ||
970c4e46 JH |
860 | struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); |
861 | struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
862 | u8 addr_type); | |
ca9142b8 JH |
863 | struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, |
864 | u8 addr_type, u8 val[16], bdaddr_t *rpa); | |
a7ec7338 | 865 | void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); |
970c4e46 JH |
866 | void hci_smp_irks_clear(struct hci_dev *hdev); |
867 | ||
35f7498a | 868 | void hci_remote_oob_data_clear(struct hci_dev *hdev); |
2763eda6 | 869 | struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, |
0798872e MH |
870 | bdaddr_t *bdaddr); |
871 | int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
872 | u8 *hash, u8 *randomizer); | |
873 | int hci_add_remote_oob_ext_data(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
874 | u8 *hash192, u8 *randomizer192, | |
875 | u8 *hash256, u8 *randomizer256); | |
2763eda6 SJ |
876 | int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); |
877 | ||
1da177e4 LT |
878 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); |
879 | ||
e1a26170 | 880 | int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); |
ef222013 | 881 | int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); |
99811510 | 882 | int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); |
ef222013 | 883 | |
0ac7e700 | 884 | void hci_init_sysfs(struct hci_dev *hdev); |
a67e899c | 885 | void hci_conn_init_sysfs(struct hci_conn *conn); |
b219e3ac MH |
886 | void hci_conn_add_sysfs(struct hci_conn *conn); |
887 | void hci_conn_del_sysfs(struct hci_conn *conn); | |
1da177e4 | 888 | |
6935e0f5 | 889 | #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) |
1da177e4 LT |
890 | |
891 | /* ----- LMP capabilities ----- */ | |
cad718ed JH |
892 | #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) |
893 | #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) | |
894 | #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) | |
895 | #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) | |
896 | #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) | |
897 | #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) | |
898 | #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) | |
899 | #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) | |
900 | #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) | |
901 | #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) | |
902 | #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) | |
903 | #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) | |
904 | #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) | |
905 | #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) | |
906 | #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) | |
907 | #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) | |
908 | #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) | |
909 | #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) | |
07a5c61e | 910 | #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) |
1da177e4 | 911 | |
eead27da | 912 | /* ----- Extended LMP capabilities ----- */ |
53b834d2 MH |
913 | #define lmp_csb_master_capable(dev) ((dev)->features[2][0] & LMP_CSB_MASTER) |
914 | #define lmp_csb_slave_capable(dev) ((dev)->features[2][0] & LMP_CSB_SLAVE) | |
915 | #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) | |
916 | #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) | |
d5991585 MH |
917 | #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) |
918 | #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) | |
53b834d2 MH |
919 | |
920 | /* ----- Host capabilities ----- */ | |
cad718ed | 921 | #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) |
d5991585 | 922 | #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) |
cad718ed JH |
923 | #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) |
924 | #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) | |
eead27da | 925 | |
1da177e4 | 926 | /* ----- HCI protocols ----- */ |
20714bfe FD |
927 | #define HCI_PROTO_DEFER 0x01 |
928 | ||
5a9d0a3f | 929 | static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, |
20714bfe | 930 | __u8 type, __u8 *flags) |
1da177e4 | 931 | { |
686ebf28 UF |
932 | switch (type) { |
933 | case ACL_LINK: | |
934 | return l2cap_connect_ind(hdev, bdaddr); | |
1da177e4 | 935 | |
686ebf28 UF |
936 | case SCO_LINK: |
937 | case ESCO_LINK: | |
20714bfe | 938 | return sco_connect_ind(hdev, bdaddr, flags); |
1da177e4 | 939 | |
686ebf28 UF |
940 | default: |
941 | BT_ERR("unknown link type %d", type); | |
942 | return -EINVAL; | |
943 | } | |
1da177e4 LT |
944 | } |
945 | ||
946 | static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) | |
947 | { | |
686ebf28 UF |
948 | switch (conn->type) { |
949 | case ACL_LINK: | |
950 | case LE_LINK: | |
951 | l2cap_connect_cfm(conn, status); | |
952 | break; | |
1da177e4 | 953 | |
686ebf28 UF |
954 | case SCO_LINK: |
955 | case ESCO_LINK: | |
956 | sco_connect_cfm(conn, status); | |
957 | break; | |
1da177e4 | 958 | |
686ebf28 UF |
959 | default: |
960 | BT_ERR("unknown link type %d", conn->type); | |
961 | break; | |
962 | } | |
e9a416b5 JH |
963 | |
964 | if (conn->connect_cfm_cb) | |
965 | conn->connect_cfm_cb(conn, status); | |
1da177e4 LT |
966 | } |
967 | ||
2950f21a | 968 | static inline int hci_proto_disconn_ind(struct hci_conn *conn) |
1da177e4 | 969 | { |
686ebf28 UF |
970 | if (conn->type != ACL_LINK && conn->type != LE_LINK) |
971 | return HCI_ERROR_REMOTE_USER_TERM; | |
1da177e4 | 972 | |
686ebf28 | 973 | return l2cap_disconn_ind(conn); |
2950f21a MH |
974 | } |
975 | ||
976 | static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) | |
977 | { | |
686ebf28 UF |
978 | switch (conn->type) { |
979 | case ACL_LINK: | |
980 | case LE_LINK: | |
981 | l2cap_disconn_cfm(conn, reason); | |
982 | break; | |
2950f21a | 983 | |
686ebf28 UF |
984 | case SCO_LINK: |
985 | case ESCO_LINK: | |
986 | sco_disconn_cfm(conn, reason); | |
987 | break; | |
2950f21a | 988 | |
bd1eb66b AE |
989 | /* L2CAP would be handled for BREDR chan */ |
990 | case AMP_LINK: | |
991 | break; | |
992 | ||
686ebf28 UF |
993 | default: |
994 | BT_ERR("unknown link type %d", conn->type); | |
995 | break; | |
996 | } | |
e9a416b5 JH |
997 | |
998 | if (conn->disconn_cfm_cb) | |
999 | conn->disconn_cfm_cb(conn, reason); | |
1da177e4 LT |
1000 | } |
1001 | ||
1002 | static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) | |
1003 | { | |
8c1b2355 MH |
1004 | __u8 encrypt; |
1005 | ||
686ebf28 UF |
1006 | if (conn->type != ACL_LINK && conn->type != LE_LINK) |
1007 | return; | |
1008 | ||
51a8efd7 | 1009 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) |
8c1b2355 MH |
1010 | return; |
1011 | ||
1012 | encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; | |
686ebf28 | 1013 | l2cap_security_cfm(conn, status, encrypt); |
e9a416b5 JH |
1014 | |
1015 | if (conn->security_cfm_cb) | |
1016 | conn->security_cfm_cb(conn, status); | |
1da177e4 LT |
1017 | } |
1018 | ||
5a9d0a3f WR |
1019 | static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, |
1020 | __u8 encrypt) | |
1da177e4 | 1021 | { |
686ebf28 UF |
1022 | if (conn->type != ACL_LINK && conn->type != LE_LINK) |
1023 | return; | |
1da177e4 | 1024 | |
686ebf28 | 1025 | l2cap_security_cfm(conn, status, encrypt); |
e9a416b5 JH |
1026 | |
1027 | if (conn->security_cfm_cb) | |
1028 | conn->security_cfm_cb(conn, status); | |
1da177e4 LT |
1029 | } |
1030 | ||
1da177e4 LT |
1031 | /* ----- HCI callbacks ----- */ |
1032 | struct hci_cb { | |
1033 | struct list_head list; | |
1034 | ||
1035 | char *name; | |
1036 | ||
5a9d0a3f WR |
1037 | void (*security_cfm) (struct hci_conn *conn, __u8 status, |
1038 | __u8 encrypt); | |
1da177e4 LT |
1039 | void (*key_change_cfm) (struct hci_conn *conn, __u8 status); |
1040 | void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); | |
1041 | }; | |
1042 | ||
1043 | static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) | |
1044 | { | |
711584ea | 1045 | struct hci_cb *cb; |
8c1b2355 | 1046 | __u8 encrypt; |
1da177e4 LT |
1047 | |
1048 | hci_proto_auth_cfm(conn, status); | |
1049 | ||
51a8efd7 | 1050 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) |
8c1b2355 MH |
1051 | return; |
1052 | ||
1053 | encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; | |
1054 | ||
f20d09d5 | 1055 | read_lock(&hci_cb_list_lock); |
711584ea | 1056 | list_for_each_entry(cb, &hci_cb_list, list) { |
8c1b2355 MH |
1057 | if (cb->security_cfm) |
1058 | cb->security_cfm(conn, status, encrypt); | |
1da177e4 | 1059 | } |
f20d09d5 | 1060 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
1061 | } |
1062 | ||
5a9d0a3f WR |
1063 | static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, |
1064 | __u8 encrypt) | |
1da177e4 | 1065 | { |
711584ea | 1066 | struct hci_cb *cb; |
1da177e4 | 1067 | |
435fef20 MH |
1068 | if (conn->sec_level == BT_SECURITY_SDP) |
1069 | conn->sec_level = BT_SECURITY_LOW; | |
1070 | ||
88167aed VCG |
1071 | if (conn->pending_sec_level > conn->sec_level) |
1072 | conn->sec_level = conn->pending_sec_level; | |
1073 | ||
9719f8af | 1074 | hci_proto_encrypt_cfm(conn, status, encrypt); |
1da177e4 | 1075 | |
f20d09d5 | 1076 | read_lock(&hci_cb_list_lock); |
711584ea | 1077 | list_for_each_entry(cb, &hci_cb_list, list) { |
8c1b2355 MH |
1078 | if (cb->security_cfm) |
1079 | cb->security_cfm(conn, status, encrypt); | |
1da177e4 | 1080 | } |
f20d09d5 | 1081 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
1082 | } |
1083 | ||
1084 | static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) | |
1085 | { | |
711584ea | 1086 | struct hci_cb *cb; |
1da177e4 | 1087 | |
f20d09d5 | 1088 | read_lock(&hci_cb_list_lock); |
711584ea | 1089 | list_for_each_entry(cb, &hci_cb_list, list) { |
1da177e4 LT |
1090 | if (cb->key_change_cfm) |
1091 | cb->key_change_cfm(conn, status); | |
1092 | } | |
f20d09d5 | 1093 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
1094 | } |
1095 | ||
5a9d0a3f WR |
1096 | static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, |
1097 | __u8 role) | |
1da177e4 | 1098 | { |
711584ea | 1099 | struct hci_cb *cb; |
1da177e4 | 1100 | |
f20d09d5 | 1101 | read_lock(&hci_cb_list_lock); |
711584ea | 1102 | list_for_each_entry(cb, &hci_cb_list, list) { |
1da177e4 LT |
1103 | if (cb->role_switch_cfm) |
1104 | cb->role_switch_cfm(conn, status, role); | |
1105 | } | |
f20d09d5 | 1106 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
1107 | } |
1108 | ||
6759a675 JH |
1109 | static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) |
1110 | { | |
84d9d071 | 1111 | size_t parsed = 0; |
6759a675 | 1112 | |
6c0c331e JH |
1113 | if (data_len < 2) |
1114 | return false; | |
1115 | ||
84d9d071 JH |
1116 | while (parsed < data_len - 1) { |
1117 | u8 field_len = data[0]; | |
6759a675 JH |
1118 | |
1119 | if (field_len == 0) | |
1120 | break; | |
1121 | ||
1122 | parsed += field_len + 1; | |
1123 | ||
1124 | if (parsed > data_len) | |
1125 | break; | |
1126 | ||
1127 | if (data[1] == type) | |
1128 | return true; | |
1129 | ||
1130 | data += field_len + 1; | |
1131 | } | |
1132 | ||
1133 | return false; | |
1134 | } | |
1135 | ||
301cb2d8 JH |
1136 | static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) |
1137 | { | |
1138 | if (addr_type != 0x01) | |
1139 | return false; | |
1140 | ||
1141 | if ((bdaddr->b[5] & 0xc0) == 0x40) | |
1142 | return true; | |
1143 | ||
1144 | return false; | |
1145 | } | |
1146 | ||
2426f3a5 JH |
1147 | static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, |
1148 | bdaddr_t *bdaddr, u8 addr_type) | |
1149 | { | |
1150 | if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) | |
1151 | return NULL; | |
1152 | ||
1153 | return hci_find_irk_by_rpa(hdev, bdaddr); | |
1154 | } | |
1155 | ||
1da177e4 LT |
1156 | int hci_register_cb(struct hci_cb *hcb); |
1157 | int hci_unregister_cb(struct hci_cb *hcb); | |
1158 | ||
3119ae95 JH |
1159 | struct hci_request { |
1160 | struct hci_dev *hdev; | |
1161 | struct sk_buff_head cmd_q; | |
5d73e034 AG |
1162 | |
1163 | /* If something goes wrong when building the HCI request, the error | |
1164 | * value is stored in this field. | |
1165 | */ | |
1166 | int err; | |
3119ae95 JH |
1167 | }; |
1168 | ||
1169 | void hci_req_init(struct hci_request *req, struct hci_dev *hdev); | |
1170 | int hci_req_run(struct hci_request *req, hci_req_complete_t complete); | |
07dc93dd JH |
1171 | void hci_req_add(struct hci_request *req, u16 opcode, u32 plen, |
1172 | const void *param); | |
1173 | void hci_req_add_ev(struct hci_request *req, u16 opcode, u32 plen, | |
1174 | const void *param, u8 event); | |
9238f36a | 1175 | void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status); |
3119ae95 | 1176 | |
b1efcc28 | 1177 | void hci_req_add_le_scan_disable(struct hci_request *req); |
8ef30fd3 | 1178 | void hci_req_add_le_passive_scan(struct hci_request *req); |
b1efcc28 | 1179 | |
75e84b7c | 1180 | struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, |
07dc93dd | 1181 | const void *param, u32 timeout); |
7b1abbbe | 1182 | struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, |
07dc93dd | 1183 | const void *param, u8 event, u32 timeout); |
75e84b7c | 1184 | |
07dc93dd JH |
1185 | int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, |
1186 | const void *param); | |
73d80deb | 1187 | void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); |
0d861d8b | 1188 | void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); |
1da177e4 | 1189 | |
a9de9248 | 1190 | void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); |
1da177e4 | 1191 | |
1da177e4 | 1192 | /* ----- HCI Sockets ----- */ |
470fe1b5 MH |
1193 | void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); |
1194 | void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk); | |
cd82e61c | 1195 | void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); |
1da177e4 | 1196 | |
040030ef MH |
1197 | void hci_sock_dev_event(struct hci_dev *hdev, int event); |
1198 | ||
0381101f | 1199 | /* Management interface */ |
591f47f3 AG |
1200 | #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) |
1201 | #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ | |
1202 | BIT(BDADDR_LE_RANDOM)) | |
1203 | #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ | |
1204 | BIT(BDADDR_LE_PUBLIC) | \ | |
1205 | BIT(BDADDR_LE_RANDOM)) | |
f39799f5 | 1206 | |
0d8cc935 AG |
1207 | /* These LE scan and inquiry parameters were chosen according to LE General |
1208 | * Discovery Procedure specification. | |
1209 | */ | |
1210 | #define DISCOV_LE_SCAN_WIN 0x12 | |
1211 | #define DISCOV_LE_SCAN_INT 0x12 | |
1212 | #define DISCOV_LE_TIMEOUT msecs_to_jiffies(10240) | |
ae55f598 | 1213 | #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ |
0d8cc935 AG |
1214 | #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 |
1215 | #define DISCOV_BREDR_INQUIRY_LEN 0x08 | |
1216 | ||
0381101f | 1217 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); |
bf6b56db MH |
1218 | void mgmt_index_added(struct hci_dev *hdev); |
1219 | void mgmt_index_removed(struct hci_dev *hdev); | |
3eec705e | 1220 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err); |
744cf19e | 1221 | int mgmt_powered(struct hci_dev *hdev, u8 powered); |
d1967ff8 | 1222 | void mgmt_discoverable_timeout(struct hci_dev *hdev); |
86a75645 | 1223 | void mgmt_discoverable(struct hci_dev *hdev, u8 discoverable); |
a330916c | 1224 | void mgmt_connectable(struct hci_dev *hdev, u8 connectable); |
778b235a | 1225 | void mgmt_advertising(struct hci_dev *hdev, u8 advertising); |
4796e8af | 1226 | void mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status); |
dc4a5ee2 MH |
1227 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
1228 | bool persistent); | |
ecd90ae7 MH |
1229 | void mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
1230 | u8 addr_type, u32 flags, u8 *name, u8 name_len, | |
1231 | u8 *dev_class); | |
9b80ec5e | 1232 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
1233 | u8 link_type, u8 addr_type, u8 reason, |
1234 | bool mgmt_connected); | |
7892924c MH |
1235 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1236 | u8 link_type, u8 addr_type, u8 status); | |
445608d0 MH |
1237 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
1238 | u8 addr_type, u8 status); | |
ce0e4a0d | 1239 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); |
e669cf80 MH |
1240 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1241 | u8 status); | |
3eb38528 MH |
1242 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1243 | u8 status); | |
744cf19e | 1244 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
39adbffe | 1245 | u8 link_type, u8 addr_type, u32 value, |
04124681 | 1246 | u8 confirm_hint); |
744cf19e | 1247 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 1248 | u8 link_type, u8 addr_type, u8 status); |
272d90df | 1249 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 1250 | u8 link_type, u8 addr_type, u8 status); |
272d90df | 1251 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 1252 | u8 link_type, u8 addr_type); |
604086b7 | 1253 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 1254 | u8 link_type, u8 addr_type, u8 status); |
272d90df | 1255 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 1256 | u8 link_type, u8 addr_type, u8 status); |
92a25256 JH |
1257 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1258 | u8 link_type, u8 addr_type, u32 passkey, | |
1259 | u8 entered); | |
e546099c MH |
1260 | void mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
1261 | u8 addr_type, u8 status); | |
464996ae | 1262 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); |
3e248560 | 1263 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); |
eac83dc6 | 1264 | void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); |
4e1b0245 MH |
1265 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
1266 | u8 status); | |
7667da34 | 1267 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); |
4d2d2796 MH |
1268 | void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, |
1269 | u8 *randomizer192, u8 *hash256, | |
1270 | u8 *randomizer256, u8 status); | |
901801b9 | 1271 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
73cf71d9 JH |
1272 | u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, |
1273 | u8 ssp, u8 *eir, u16 eir_len, u8 *scan_rsp, | |
5d2e9fad | 1274 | u8 scan_rsp_len); |
9cf12aee MH |
1275 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
1276 | u8 addr_type, s8 rssi, u8 *name, u8 name_len); | |
2f1e063b | 1277 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering); |
88c1fe4b JH |
1278 | int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); |
1279 | int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); | |
53ac6ab6 | 1280 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); |
95fbac8a | 1281 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk); |
53ac6ab6 MH |
1282 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
1283 | bool persistent); | |
5976e608 | 1284 | void mgmt_reenable_advertising(struct hci_dev *hdev); |
f4a407be | 1285 | void mgmt_smp_complete(struct hci_conn *conn, bool complete); |
346af67b | 1286 | |
1da177e4 LT |
1287 | /* HCI info for socket */ |
1288 | #define hci_pi(sk) ((struct hci_pinfo *) sk) | |
1289 | ||
1290 | struct hci_pinfo { | |
1291 | struct bt_sock bt; | |
1292 | struct hci_dev *hdev; | |
1293 | struct hci_filter filter; | |
1294 | __u32 cmsg_mask; | |
c02178d2 | 1295 | unsigned short channel; |
1da177e4 LT |
1296 | }; |
1297 | ||
1298 | /* HCI security filter */ | |
1299 | #define HCI_SFLT_MAX_OGF 5 | |
1300 | ||
1301 | struct hci_sec_filter { | |
1302 | __u32 type_mask; | |
1303 | __u32 event_mask[2]; | |
1304 | __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4]; | |
1305 | }; | |
1306 | ||
1307 | /* ----- HCI requests ----- */ | |
1308 | #define HCI_REQ_DONE 0 | |
1309 | #define HCI_REQ_PEND 1 | |
1310 | #define HCI_REQ_CANCELED 2 | |
1311 | ||
a6a67efd TG |
1312 | #define hci_req_lock(d) mutex_lock(&d->req_lock) |
1313 | #define hci_req_unlock(d) mutex_unlock(&d->req_lock) | |
1da177e4 | 1314 | |
2ce603eb CT |
1315 | void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, |
1316 | u16 latency, u16 to_multiplier); | |
fe39c7b2 | 1317 | void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, |
a7a595f6 | 1318 | __u8 ltk[16]); |
2519a1fc | 1319 | |
94b1fc92 MH |
1320 | int hci_update_random_address(struct hci_request *req, bool require_privacy, |
1321 | u8 *own_addr_type); | |
a1f4c318 JH |
1322 | void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1323 | u8 *bdaddr_type); | |
ebd3a747 | 1324 | |
5d4d62f6 FD |
1325 | #define SCO_AIRMODE_MASK 0x0003 |
1326 | #define SCO_AIRMODE_CVSD 0x0000 | |
1327 | #define SCO_AIRMODE_TRANSP 0x0003 | |
1328 | ||
1da177e4 | 1329 | #endif /* __HCI_CORE_H */ |