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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; |
c70a7e4c | 74 | u32 last_adv_flags; |
b9a6328f JH |
75 | u8 last_adv_data[HCI_MAX_AD_LENGTH]; |
76 | u8 last_adv_data_len; | |
1da177e4 LT |
77 | }; |
78 | ||
79 | struct hci_conn_hash { | |
80 | struct list_head list; | |
1da177e4 | 81 | unsigned int acl_num; |
bd1eb66b | 82 | unsigned int amp_num; |
1da177e4 | 83 | unsigned int sco_num; |
fcd89c09 | 84 | unsigned int le_num; |
1da177e4 LT |
85 | }; |
86 | ||
f0358568 JH |
87 | struct bdaddr_list { |
88 | struct list_head list; | |
89 | bdaddr_t bdaddr; | |
b9ee0a78 | 90 | u8 bdaddr_type; |
f0358568 | 91 | }; |
2aeb9a1a JH |
92 | |
93 | struct bt_uuid { | |
94 | struct list_head list; | |
95 | u8 uuid[16]; | |
83be8eca | 96 | u8 size; |
1aff6f09 | 97 | u8 svc_hint; |
2aeb9a1a JH |
98 | }; |
99 | ||
7ee4ea36 MH |
100 | struct smp_csrk { |
101 | bdaddr_t bdaddr; | |
102 | u8 bdaddr_type; | |
103 | u8 master; | |
104 | u8 val[16]; | |
105 | }; | |
106 | ||
b899efaf VCG |
107 | struct smp_ltk { |
108 | struct list_head list; | |
109 | bdaddr_t bdaddr; | |
110 | u8 bdaddr_type; | |
111 | u8 authenticated; | |
112 | u8 type; | |
113 | u8 enc_size; | |
114 | __le16 ediv; | |
fe39c7b2 | 115 | __le64 rand; |
b899efaf | 116 | u8 val[16]; |
03c515d7 | 117 | }; |
b899efaf | 118 | |
970c4e46 JH |
119 | struct smp_irk { |
120 | struct list_head list; | |
121 | bdaddr_t rpa; | |
122 | bdaddr_t bdaddr; | |
123 | u8 addr_type; | |
124 | u8 val[16]; | |
125 | }; | |
126 | ||
55ed8ca1 JH |
127 | struct link_key { |
128 | struct list_head list; | |
129 | bdaddr_t bdaddr; | |
130 | u8 type; | |
9b3b4460 | 131 | u8 val[HCI_LINK_KEY_SIZE]; |
55ed8ca1 JH |
132 | u8 pin_len; |
133 | }; | |
134 | ||
2763eda6 SJ |
135 | struct oob_data { |
136 | struct list_head list; | |
137 | bdaddr_t bdaddr; | |
519ca9d0 MH |
138 | u8 hash192[16]; |
139 | u8 randomizer192[16]; | |
140 | u8 hash256[16]; | |
141 | u8 randomizer256[16]; | |
2763eda6 SJ |
142 | }; |
143 | ||
490c5bab JH |
144 | #define HCI_MAX_SHORT_NAME_LENGTH 10 |
145 | ||
d6bfd59c JH |
146 | /* Default LE RPA expiry time, 15 minutes */ |
147 | #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) | |
148 | ||
31ad1691 AK |
149 | /* Default min/max age of connection information (1s/3s) */ |
150 | #define DEFAULT_CONN_INFO_MIN_AGE 1000 | |
151 | #define DEFAULT_CONN_INFO_MAX_AGE 3000 | |
152 | ||
903e4541 AE |
153 | struct amp_assoc { |
154 | __u16 len; | |
155 | __u16 offset; | |
93c284ee AE |
156 | __u16 rem_len; |
157 | __u16 len_so_far; | |
903e4541 AE |
158 | __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; |
159 | }; | |
160 | ||
d2c5d77f | 161 | #define HCI_MAX_PAGES 3 |
cad718ed | 162 | |
cd4c5391 | 163 | #define NUM_REASSEMBLY 4 |
1da177e4 LT |
164 | struct hci_dev { |
165 | struct list_head list; | |
09fd0de5 | 166 | struct mutex lock; |
1da177e4 LT |
167 | |
168 | char name[8]; | |
169 | unsigned long flags; | |
170 | __u16 id; | |
c13854ce | 171 | __u8 bus; |
943da25d | 172 | __u8 dev_type; |
1da177e4 | 173 | bdaddr_t bdaddr; |
24c457e2 | 174 | bdaddr_t public_addr; |
7a4cd51d | 175 | bdaddr_t random_addr; |
d13eafce | 176 | bdaddr_t static_addr; |
56ed2cb8 | 177 | __u8 adv_addr_type; |
1f6c6378 | 178 | __u8 dev_name[HCI_MAX_NAME_LENGTH]; |
490c5bab | 179 | __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; |
80a1e1db | 180 | __u8 eir[HCI_MAX_EIR_LENGTH]; |
a9de9248 | 181 | __u8 dev_class[3]; |
1aff6f09 JH |
182 | __u8 major_class; |
183 | __u8 minor_class; | |
d2c5d77f | 184 | __u8 max_page; |
cad718ed | 185 | __u8 features[HCI_MAX_PAGES][8]; |
60e77321 | 186 | __u8 le_features[8]; |
cf1d081f | 187 | __u8 le_white_list_size; |
9b008c04 | 188 | __u8 le_states[8]; |
a9de9248 | 189 | __u8 commands[64]; |
1143e5a6 MH |
190 | __u8 hci_ver; |
191 | __u16 hci_rev; | |
d5859e22 | 192 | __u8 lmp_ver; |
1143e5a6 | 193 | __u16 manufacturer; |
7d69230c | 194 | __u16 lmp_subver; |
1da177e4 | 195 | __u16 voice_setting; |
b4cb9fb2 | 196 | __u8 num_iac; |
17fa4b9d | 197 | __u8 io_capability; |
91c4e9b1 | 198 | __s8 inq_tx_power; |
f332ec66 JH |
199 | __u16 page_scan_interval; |
200 | __u16 page_scan_window; | |
201 | __u8 page_scan_type; | |
3f959d46 | 202 | __u8 le_adv_channel_map; |
533553f8 | 203 | __u8 le_scan_type; |
bef64738 MH |
204 | __u16 le_scan_interval; |
205 | __u16 le_scan_window; | |
4e70c7e7 MH |
206 | __u16 le_conn_min_interval; |
207 | __u16 le_conn_max_interval; | |
04fb7d90 MH |
208 | __u16 le_conn_latency; |
209 | __u16 le_supv_timeout; | |
b9a7a61e | 210 | __u16 discov_interleaved_timeout; |
31ad1691 AK |
211 | __u16 conn_info_min_age; |
212 | __u16 conn_info_max_age; | |
06f5b778 | 213 | __u8 ssp_debug_mode; |
33f35721 | 214 | __u32 clock; |
f332ec66 | 215 | |
2b9be137 MH |
216 | __u16 devid_source; |
217 | __u16 devid_vendor; | |
218 | __u16 devid_product; | |
219 | __u16 devid_version; | |
1da177e4 LT |
220 | |
221 | __u16 pkt_type; | |
5b7f9909 | 222 | __u16 esco_type; |
1da177e4 LT |
223 | __u16 link_policy; |
224 | __u16 link_mode; | |
225 | ||
04837f64 MH |
226 | __u32 idle_timeout; |
227 | __u16 sniff_min_interval; | |
228 | __u16 sniff_max_interval; | |
229 | ||
928abaa7 AE |
230 | __u8 amp_status; |
231 | __u32 amp_total_bw; | |
232 | __u32 amp_max_bw; | |
233 | __u32 amp_min_latency; | |
234 | __u32 amp_max_pdu; | |
235 | __u8 amp_type; | |
236 | __u16 amp_pal_cap; | |
237 | __u16 amp_assoc_size; | |
238 | __u32 amp_max_flush_to; | |
239 | __u32 amp_be_flush_to; | |
240 | ||
903e4541 AE |
241 | struct amp_assoc loc_assoc; |
242 | ||
1e89cffb AE |
243 | __u8 flow_ctl_mode; |
244 | ||
9f61656a JH |
245 | unsigned int auto_accept_delay; |
246 | ||
1da177e4 LT |
247 | unsigned long quirks; |
248 | ||
249 | atomic_t cmd_cnt; | |
250 | unsigned int acl_cnt; | |
251 | unsigned int sco_cnt; | |
6ed58ec5 | 252 | unsigned int le_cnt; |
1da177e4 LT |
253 | |
254 | unsigned int acl_mtu; | |
255 | unsigned int sco_mtu; | |
6ed58ec5 | 256 | unsigned int le_mtu; |
1da177e4 LT |
257 | unsigned int acl_pkts; |
258 | unsigned int sco_pkts; | |
6ed58ec5 | 259 | unsigned int le_pkts; |
1da177e4 | 260 | |
350ee4cf AE |
261 | __u16 block_len; |
262 | __u16 block_mtu; | |
263 | __u16 num_blocks; | |
264 | __u16 block_cnt; | |
265 | ||
1da177e4 LT |
266 | unsigned long acl_last_tx; |
267 | unsigned long sco_last_tx; | |
6ed58ec5 | 268 | unsigned long le_last_tx; |
1da177e4 | 269 | |
f48fd9c8 | 270 | struct workqueue_struct *workqueue; |
6ead1bbc | 271 | struct workqueue_struct *req_workqueue; |
f48fd9c8 | 272 | |
ab81cbf9 | 273 | struct work_struct power_on; |
3243553f | 274 | struct delayed_work power_off; |
ab81cbf9 | 275 | |
16ab91ab JH |
276 | __u16 discov_timeout; |
277 | struct delayed_work discov_off; | |
278 | ||
7d78525d JH |
279 | struct delayed_work service_cache; |
280 | ||
65cc2b49 | 281 | struct delayed_work cmd_timer; |
b78752cc MH |
282 | |
283 | struct work_struct rx_work; | |
c347b765 | 284 | struct work_struct cmd_work; |
3eff45ea | 285 | struct work_struct tx_work; |
1da177e4 LT |
286 | |
287 | struct sk_buff_head rx_q; | |
288 | struct sk_buff_head raw_q; | |
289 | struct sk_buff_head cmd_q; | |
290 | ||
b6ddb638 | 291 | struct sk_buff *recv_evt; |
1da177e4 | 292 | struct sk_buff *sent_cmd; |
cd4c5391 | 293 | struct sk_buff *reassembly[NUM_REASSEMBLY]; |
1da177e4 | 294 | |
a6a67efd | 295 | struct mutex req_lock; |
1da177e4 LT |
296 | wait_queue_head_t req_wait_q; |
297 | __u32 req_status; | |
298 | __u32 req_result; | |
a5040efa | 299 | |
99780a7b | 300 | struct crypto_blkcipher *tfm_aes; |
2e58ef3e | 301 | |
30883512 | 302 | struct discovery_state discovery; |
1da177e4 LT |
303 | struct hci_conn_hash conn_hash; |
304 | ||
5c136e90 AG |
305 | struct list_head mgmt_pending; |
306 | struct list_head blacklist; | |
2aeb9a1a | 307 | struct list_head uuids; |
55ed8ca1 | 308 | struct list_head link_keys; |
b899efaf | 309 | struct list_head long_term_keys; |
970c4e46 | 310 | struct list_head identity_resolving_keys; |
2763eda6 | 311 | struct list_head remote_oob_data; |
d2ab0ac1 | 312 | struct list_head le_white_list; |
15819a70 | 313 | struct list_head le_conn_params; |
77a77a30 | 314 | struct list_head pend_le_conns; |
2763eda6 | 315 | |
1da177e4 LT |
316 | struct hci_dev_stats stat; |
317 | ||
70f23020 | 318 | atomic_t promisc; |
1da177e4 | 319 | |
ca325f69 MH |
320 | struct dentry *debugfs; |
321 | ||
a91f2e39 | 322 | struct device dev; |
1da177e4 | 323 | |
611b30f7 MH |
324 | struct rfkill *rfkill; |
325 | ||
111902f7 | 326 | unsigned long dbg_flags; |
d23264a8 AG |
327 | unsigned long dev_flags; |
328 | ||
7ba8b4be AG |
329 | struct delayed_work le_scan_disable; |
330 | ||
8fa19098 | 331 | __s8 adv_tx_power; |
3f0f524b JH |
332 | __u8 adv_data[HCI_MAX_AD_LENGTH]; |
333 | __u8 adv_data_len; | |
f8e808bd MH |
334 | __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; |
335 | __u8 scan_rsp_data_len; | |
8fa19098 | 336 | |
863efaf2 | 337 | __u8 irk[16]; |
d6bfd59c JH |
338 | __u32 rpa_timeout; |
339 | struct delayed_work rpa_expired; | |
2b5224dc | 340 | bdaddr_t rpa; |
863efaf2 | 341 | |
1da177e4 LT |
342 | int (*open)(struct hci_dev *hdev); |
343 | int (*close)(struct hci_dev *hdev); | |
344 | int (*flush)(struct hci_dev *hdev); | |
f41c70c4 | 345 | int (*setup)(struct hci_dev *hdev); |
7bd8f09f | 346 | int (*send)(struct hci_dev *hdev, struct sk_buff *skb); |
1da177e4 | 347 | void (*notify)(struct hci_dev *hdev, unsigned int evt); |
24c457e2 | 348 | int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr); |
1da177e4 LT |
349 | }; |
350 | ||
53502d69 AE |
351 | #define HCI_PHY_HANDLE(handle) (handle & 0xff) |
352 | ||
1da177e4 LT |
353 | struct hci_conn { |
354 | struct list_head list; | |
355 | ||
adc4266d | 356 | atomic_t refcnt; |
adc4266d SJ |
357 | |
358 | bdaddr_t dst; | |
5a9d0a3f | 359 | __u8 dst_type; |
662e8820 | 360 | bdaddr_t src; |
e7c4096e | 361 | __u8 src_type; |
cb1d68f7 JH |
362 | bdaddr_t init_addr; |
363 | __u8 init_addr_type; | |
364 | bdaddr_t resp_addr; | |
365 | __u8 resp_addr_type; | |
adc4266d SJ |
366 | __u16 handle; |
367 | __u16 state; | |
368 | __u8 mode; | |
369 | __u8 type; | |
a0c808b3 | 370 | bool out; |
adc4266d SJ |
371 | __u8 attempt; |
372 | __u8 dev_class[3]; | |
cad718ed | 373 | __u8 features[HCI_MAX_PAGES][8]; |
adc4266d SJ |
374 | __u16 pkt_type; |
375 | __u16 link_policy; | |
13d39315 | 376 | __u8 key_type; |
adc4266d SJ |
377 | __u8 auth_type; |
378 | __u8 sec_level; | |
379 | __u8 pending_sec_level; | |
380 | __u8 pin_length; | |
726b4ffc | 381 | __u8 enc_key_size; |
adc4266d | 382 | __u8 io_capability; |
92a25256 JH |
383 | __u32 passkey_notify; |
384 | __u8 passkey_entered; | |
adc4266d | 385 | __u16 disc_timeout; |
10c62ddc | 386 | __u16 setting; |
1e406eef AG |
387 | __u16 le_conn_min_interval; |
388 | __u16 le_conn_max_interval; | |
e04fde60 MH |
389 | __u16 le_conn_interval; |
390 | __u16 le_conn_latency; | |
391 | __u16 le_supv_timeout; | |
5ae76a94 | 392 | __s8 rssi; |
5a134fae | 393 | __s8 tx_power; |
d0455ed9 | 394 | __s8 max_tx_power; |
51a8efd7 | 395 | unsigned long flags; |
04837f64 | 396 | |
33f35721 JH |
397 | __u32 clock; |
398 | __u16 clock_accuracy; | |
399 | ||
dd983808 AK |
400 | unsigned long conn_info_timestamp; |
401 | ||
03b555e1 | 402 | __u8 remote_cap; |
03b555e1 | 403 | __u8 remote_auth; |
3161ae1c | 404 | __u8 remote_id; |
03b555e1 | 405 | |
adc4266d | 406 | unsigned int sent; |
04837f64 | 407 | |
1da177e4 | 408 | struct sk_buff_head data_q; |
2c33c06a | 409 | struct list_head chan_list; |
1da177e4 | 410 | |
19c40e3b | 411 | struct delayed_work disc_work; |
7bc18d9d | 412 | struct delayed_work auto_accept_work; |
a74a84f6 | 413 | struct delayed_work idle_work; |
9489eca4 | 414 | struct delayed_work le_conn_timeout; |
04837f64 | 415 | |
b219e3ac MH |
416 | struct device dev; |
417 | ||
1da177e4 LT |
418 | struct hci_dev *hdev; |
419 | void *l2cap_data; | |
420 | void *sco_data; | |
9740e49d | 421 | struct amp_mgr *amp_mgr; |
1da177e4 LT |
422 | |
423 | struct hci_conn *link; | |
e9a416b5 JH |
424 | |
425 | void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); | |
426 | void (*security_cfm_cb) (struct hci_conn *conn, u8 status); | |
427 | void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); | |
1da177e4 LT |
428 | }; |
429 | ||
73d80deb LAD |
430 | struct hci_chan { |
431 | struct list_head list; | |
42c4e53e | 432 | __u16 handle; |
73d80deb LAD |
433 | struct hci_conn *conn; |
434 | struct sk_buff_head data_q; | |
435 | unsigned int sent; | |
168df8e5 | 436 | __u8 state; |
73d80deb LAD |
437 | }; |
438 | ||
15819a70 AG |
439 | struct hci_conn_params { |
440 | struct list_head list; | |
441 | ||
442 | bdaddr_t addr; | |
443 | u8 addr_type; | |
444 | ||
445 | u16 conn_min_interval; | |
446 | u16 conn_max_interval; | |
f044eb05 MH |
447 | u16 conn_latency; |
448 | u16 supervision_timeout; | |
9fcb18ef AG |
449 | |
450 | enum { | |
451 | HCI_AUTO_CONN_DISABLED, | |
452 | HCI_AUTO_CONN_ALWAYS, | |
453 | HCI_AUTO_CONN_LINK_LOSS, | |
454 | } auto_connect; | |
15819a70 AG |
455 | }; |
456 | ||
1da177e4 LT |
457 | extern struct list_head hci_dev_list; |
458 | extern struct list_head hci_cb_list; | |
459 | extern rwlock_t hci_dev_list_lock; | |
460 | extern rwlock_t hci_cb_list_lock; | |
461 | ||
686ebf28 | 462 | /* ----- HCI interface to upper protocols ----- */ |
e74e58f8 JP |
463 | int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); |
464 | void l2cap_connect_cfm(struct hci_conn *hcon, u8 status); | |
465 | int l2cap_disconn_ind(struct hci_conn *hcon); | |
466 | void l2cap_disconn_cfm(struct hci_conn *hcon, u8 reason); | |
467 | int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt); | |
468 | int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); | |
469 | ||
470 | int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); | |
471 | void sco_connect_cfm(struct hci_conn *hcon, __u8 status); | |
472 | void sco_disconn_cfm(struct hci_conn *hcon, __u8 reason); | |
473 | int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); | |
686ebf28 | 474 | |
1da177e4 | 475 | /* ----- Inquiry cache ----- */ |
70f23020 AE |
476 | #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ |
477 | #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ | |
1da177e4 | 478 | |
30883512 | 479 | static inline void discovery_init(struct hci_dev *hdev) |
1da177e4 | 480 | { |
ff9ef578 | 481 | hdev->discovery.state = DISCOVERY_STOPPED; |
30883512 JH |
482 | INIT_LIST_HEAD(&hdev->discovery.all); |
483 | INIT_LIST_HEAD(&hdev->discovery.unknown); | |
484 | INIT_LIST_HEAD(&hdev->discovery.resolve); | |
1da177e4 LT |
485 | } |
486 | ||
30dc78e1 JH |
487 | bool hci_discovery_active(struct hci_dev *hdev); |
488 | ||
ff9ef578 JH |
489 | void hci_discovery_set_state(struct hci_dev *hdev, int state); |
490 | ||
1da177e4 LT |
491 | static inline int inquiry_cache_empty(struct hci_dev *hdev) |
492 | { | |
30883512 | 493 | return list_empty(&hdev->discovery.all); |
1da177e4 LT |
494 | } |
495 | ||
496 | static inline long inquiry_cache_age(struct hci_dev *hdev) | |
497 | { | |
30883512 | 498 | struct discovery_state *c = &hdev->discovery; |
1da177e4 LT |
499 | return jiffies - c->timestamp; |
500 | } | |
501 | ||
502 | static inline long inquiry_entry_age(struct inquiry_entry *e) | |
503 | { | |
504 | return jiffies - e->timestamp; | |
505 | } | |
506 | ||
5a9d0a3f | 507 | struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, |
04124681 | 508 | bdaddr_t *bdaddr); |
561aafbc | 509 | struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, |
04124681 | 510 | bdaddr_t *bdaddr); |
30dc78e1 | 511 | struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, |
04124681 GP |
512 | bdaddr_t *bdaddr, |
513 | int state); | |
a3d4e20a | 514 | void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, |
04124681 | 515 | struct inquiry_entry *ie); |
af58925c MH |
516 | u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, |
517 | bool name_known); | |
1f9b9a5d | 518 | void hci_inquiry_cache_flush(struct hci_dev *hdev); |
1da177e4 LT |
519 | |
520 | /* ----- HCI Connections ----- */ | |
521 | enum { | |
522 | HCI_CONN_AUTH_PEND, | |
19f8def0 | 523 | HCI_CONN_REAUTH_PEND, |
1da177e4 | 524 | HCI_CONN_ENCRYPT_PEND, |
04837f64 MH |
525 | HCI_CONN_RSWITCH_PEND, |
526 | HCI_CONN_MODE_CHANGE_PEND, | |
e73439d8 | 527 | HCI_CONN_SCO_SETUP_PEND, |
d26a2345 | 528 | HCI_CONN_LE_SMP_PEND, |
b644ba33 | 529 | HCI_CONN_MGMT_CONNECTED, |
58a681ef | 530 | HCI_CONN_SSP_ENABLED, |
eb9a8f3f | 531 | HCI_CONN_SC_ENABLED, |
abf76bad | 532 | HCI_CONN_AES_CCM, |
58a681ef JH |
533 | HCI_CONN_POWER_SAVE, |
534 | HCI_CONN_REMOTE_OOB, | |
af6a9c32 | 535 | HCI_CONN_FLUSH_KEY, |
4dae2798 JH |
536 | HCI_CONN_MASTER, |
537 | HCI_CONN_ENCRYPT, | |
538 | HCI_CONN_AUTH, | |
539 | HCI_CONN_SECURE, | |
540 | HCI_CONN_FIPS, | |
fe59a05f | 541 | HCI_CONN_STK_ENCRYPT, |
1da177e4 LT |
542 | }; |
543 | ||
aa64a8b5 JH |
544 | static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) |
545 | { | |
546 | struct hci_dev *hdev = conn->hdev; | |
c3c7ea65 GP |
547 | return test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && |
548 | test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); | |
aa64a8b5 JH |
549 | } |
550 | ||
eb9a8f3f MH |
551 | static inline bool hci_conn_sc_enabled(struct hci_conn *conn) |
552 | { | |
553 | struct hci_dev *hdev = conn->hdev; | |
554 | return test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && | |
555 | test_bit(HCI_CONN_SC_ENABLED, &conn->flags); | |
556 | } | |
557 | ||
1da177e4 LT |
558 | static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) |
559 | { | |
560 | struct hci_conn_hash *h = &hdev->conn_hash; | |
bf4c6325 | 561 | list_add_rcu(&c->list, &h->list); |
fcd89c09 VT |
562 | switch (c->type) { |
563 | case ACL_LINK: | |
1da177e4 | 564 | h->acl_num++; |
fcd89c09 | 565 | break; |
bd1eb66b AE |
566 | case AMP_LINK: |
567 | h->amp_num++; | |
568 | break; | |
fcd89c09 VT |
569 | case LE_LINK: |
570 | h->le_num++; | |
571 | break; | |
572 | case SCO_LINK: | |
573 | case ESCO_LINK: | |
1da177e4 | 574 | h->sco_num++; |
fcd89c09 VT |
575 | break; |
576 | } | |
1da177e4 LT |
577 | } |
578 | ||
579 | static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) | |
580 | { | |
581 | struct hci_conn_hash *h = &hdev->conn_hash; | |
bf4c6325 GP |
582 | |
583 | list_del_rcu(&c->list); | |
584 | synchronize_rcu(); | |
585 | ||
fcd89c09 VT |
586 | switch (c->type) { |
587 | case ACL_LINK: | |
1da177e4 | 588 | h->acl_num--; |
fcd89c09 | 589 | break; |
bd1eb66b AE |
590 | case AMP_LINK: |
591 | h->amp_num--; | |
592 | break; | |
fcd89c09 VT |
593 | case LE_LINK: |
594 | h->le_num--; | |
595 | break; | |
596 | case SCO_LINK: | |
597 | case ESCO_LINK: | |
1da177e4 | 598 | h->sco_num--; |
fcd89c09 VT |
599 | break; |
600 | } | |
1da177e4 LT |
601 | } |
602 | ||
52087a79 LAD |
603 | static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) |
604 | { | |
605 | struct hci_conn_hash *h = &hdev->conn_hash; | |
606 | switch (type) { | |
607 | case ACL_LINK: | |
608 | return h->acl_num; | |
bd1eb66b AE |
609 | case AMP_LINK: |
610 | return h->amp_num; | |
52087a79 LAD |
611 | case LE_LINK: |
612 | return h->le_num; | |
613 | case SCO_LINK: | |
614 | case ESCO_LINK: | |
615 | return h->sco_num; | |
616 | default: | |
617 | return 0; | |
618 | } | |
619 | } | |
620 | ||
f4f07505 JH |
621 | static inline unsigned int hci_conn_count(struct hci_dev *hdev) |
622 | { | |
623 | struct hci_conn_hash *c = &hdev->conn_hash; | |
624 | ||
625 | return c->acl_num + c->amp_num + c->sco_num + c->le_num; | |
626 | } | |
627 | ||
1da177e4 | 628 | static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, |
adc4266d | 629 | __u16 handle) |
1da177e4 LT |
630 | { |
631 | struct hci_conn_hash *h = &hdev->conn_hash; | |
1da177e4 LT |
632 | struct hci_conn *c; |
633 | ||
bf4c6325 GP |
634 | rcu_read_lock(); |
635 | ||
636 | list_for_each_entry_rcu(c, &h->list, list) { | |
637 | if (c->handle == handle) { | |
638 | rcu_read_unlock(); | |
1da177e4 | 639 | return c; |
bf4c6325 | 640 | } |
1da177e4 | 641 | } |
bf4c6325 GP |
642 | rcu_read_unlock(); |
643 | ||
1da177e4 LT |
644 | return NULL; |
645 | } | |
646 | ||
647 | static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, | |
adc4266d | 648 | __u8 type, bdaddr_t *ba) |
1da177e4 LT |
649 | { |
650 | struct hci_conn_hash *h = &hdev->conn_hash; | |
1da177e4 LT |
651 | struct hci_conn *c; |
652 | ||
bf4c6325 GP |
653 | rcu_read_lock(); |
654 | ||
655 | list_for_each_entry_rcu(c, &h->list, list) { | |
656 | if (c->type == type && !bacmp(&c->dst, ba)) { | |
657 | rcu_read_unlock(); | |
1da177e4 | 658 | return c; |
bf4c6325 | 659 | } |
1da177e4 | 660 | } |
bf4c6325 GP |
661 | |
662 | rcu_read_unlock(); | |
663 | ||
1da177e4 LT |
664 | return NULL; |
665 | } | |
666 | ||
4c67bc74 | 667 | static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, |
adc4266d | 668 | __u8 type, __u16 state) |
4c67bc74 MH |
669 | { |
670 | struct hci_conn_hash *h = &hdev->conn_hash; | |
4c67bc74 MH |
671 | struct hci_conn *c; |
672 | ||
bf4c6325 GP |
673 | rcu_read_lock(); |
674 | ||
675 | list_for_each_entry_rcu(c, &h->list, list) { | |
676 | if (c->type == type && c->state == state) { | |
677 | rcu_read_unlock(); | |
4c67bc74 | 678 | return c; |
bf4c6325 | 679 | } |
4c67bc74 | 680 | } |
73d80deb | 681 | |
bf4c6325 | 682 | rcu_read_unlock(); |
73d80deb | 683 | |
4c67bc74 | 684 | return NULL; |
73d80deb LAD |
685 | } |
686 | ||
bed71748 | 687 | void hci_disconnect(struct hci_conn *conn, __u8 reason); |
2dea632f | 688 | bool hci_setup_sync(struct hci_conn *conn, __u16 handle); |
e73439d8 | 689 | void hci_sco_setup(struct hci_conn *conn, __u8 status); |
1da177e4 LT |
690 | |
691 | struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); | |
a9de9248 MH |
692 | int hci_conn_del(struct hci_conn *conn); |
693 | void hci_conn_hash_flush(struct hci_dev *hdev); | |
694 | void hci_conn_check_pending(struct hci_dev *hdev); | |
1da177e4 | 695 | |
73d80deb | 696 | struct hci_chan *hci_chan_create(struct hci_conn *conn); |
9472007c | 697 | void hci_chan_del(struct hci_chan *chan); |
2c33c06a | 698 | void hci_chan_list_flush(struct hci_conn *conn); |
42c4e53e | 699 | struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); |
73d80deb | 700 | |
04a6c589 AG |
701 | struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, |
702 | u8 dst_type, u8 sec_level, u8 auth_type); | |
703 | struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, | |
704 | u8 sec_level, u8 auth_type); | |
10c62ddc FD |
705 | struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, |
706 | __u16 setting); | |
e7c29cb1 | 707 | int hci_conn_check_link_mode(struct hci_conn *conn); |
b3b1b061 | 708 | int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); |
0684e5f9 | 709 | int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); |
1da177e4 | 710 | int hci_conn_change_link_key(struct hci_conn *conn); |
8c1b2355 | 711 | int hci_conn_switch_role(struct hci_conn *conn, __u8 role); |
1da177e4 | 712 | |
14b12d0b | 713 | void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); |
1da177e4 | 714 | |
06c053fb AG |
715 | void hci_le_conn_failed(struct hci_conn *conn, u8 status); |
716 | ||
8d12356f DH |
717 | /* |
718 | * hci_conn_get() and hci_conn_put() are used to control the life-time of an | |
719 | * "hci_conn" object. They do not guarantee that the hci_conn object is running, | |
720 | * working or anything else. They just guarantee that the object is available | |
721 | * and can be dereferenced. So you can use its locks, local variables and any | |
722 | * other constant data. | |
723 | * Before accessing runtime data, you _must_ lock the object and then check that | |
724 | * it is still running. As soon as you release the locks, the connection might | |
725 | * get dropped, though. | |
726 | * | |
727 | * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control | |
728 | * how long the underlying connection is held. So every channel that runs on the | |
729 | * hci_conn object calls this to prevent the connection from disappearing. As | |
730 | * long as you hold a device, you must also guarantee that you have a valid | |
731 | * reference to the device via hci_conn_get() (or the initial reference from | |
732 | * hci_conn_add()). | |
733 | * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't | |
734 | * break because nobody cares for that. But this means, we cannot use | |
735 | * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). | |
736 | */ | |
737 | ||
738 | static inline void hci_conn_get(struct hci_conn *conn) | |
739 | { | |
740 | get_device(&conn->dev); | |
741 | } | |
742 | ||
743 | static inline void hci_conn_put(struct hci_conn *conn) | |
744 | { | |
745 | put_device(&conn->dev); | |
746 | } | |
747 | ||
1da177e4 LT |
748 | static inline void hci_conn_hold(struct hci_conn *conn) |
749 | { | |
71becf0c | 750 | BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); |
38b3fef1 | 751 | |
1da177e4 | 752 | atomic_inc(&conn->refcnt); |
2f304d1e | 753 | cancel_delayed_work(&conn->disc_work); |
1da177e4 LT |
754 | } |
755 | ||
76a68ba0 | 756 | static inline void hci_conn_drop(struct hci_conn *conn) |
1da177e4 | 757 | { |
71becf0c | 758 | BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); |
38b3fef1 | 759 | |
1da177e4 | 760 | if (atomic_dec_and_test(&conn->refcnt)) { |
04837f64 | 761 | unsigned long timeo; |
716e4ab5 AE |
762 | |
763 | switch (conn->type) { | |
764 | case ACL_LINK: | |
765 | case LE_LINK: | |
a74a84f6 | 766 | cancel_delayed_work(&conn->idle_work); |
6ac59344 | 767 | if (conn->state == BT_CONNECTED) { |
5f246e89 | 768 | timeo = conn->disc_timeout; |
6ac59344 | 769 | if (!conn->out) |
052b30b0 | 770 | timeo *= 2; |
5a9d0a3f | 771 | } else { |
6ac59344 | 772 | timeo = msecs_to_jiffies(10); |
5a9d0a3f | 773 | } |
716e4ab5 AE |
774 | break; |
775 | ||
776 | case AMP_LINK: | |
777 | timeo = conn->disc_timeout; | |
778 | break; | |
779 | ||
780 | default: | |
04837f64 | 781 | timeo = msecs_to_jiffies(10); |
716e4ab5 | 782 | break; |
5a9d0a3f | 783 | } |
716e4ab5 | 784 | |
2f304d1e | 785 | cancel_delayed_work(&conn->disc_work); |
19c40e3b | 786 | queue_delayed_work(conn->hdev->workqueue, |
716e4ab5 | 787 | &conn->disc_work, timeo); |
1da177e4 LT |
788 | } |
789 | } | |
790 | ||
1da177e4 | 791 | /* ----- HCI Devices ----- */ |
dc946bd8 | 792 | static inline void hci_dev_put(struct hci_dev *d) |
1da177e4 | 793 | { |
376261ae AE |
794 | BT_DBG("%s orig refcnt %d", d->name, |
795 | atomic_read(&d->dev.kobj.kref.refcount)); | |
796 | ||
4c724c71 | 797 | put_device(&d->dev); |
1da177e4 LT |
798 | } |
799 | ||
dc946bd8 | 800 | static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) |
1da177e4 | 801 | { |
376261ae AE |
802 | BT_DBG("%s orig refcnt %d", d->name, |
803 | atomic_read(&d->dev.kobj.kref.refcount)); | |
804 | ||
4c724c71 | 805 | get_device(&d->dev); |
1da177e4 LT |
806 | return d; |
807 | } | |
808 | ||
09fd0de5 GP |
809 | #define hci_dev_lock(d) mutex_lock(&d->lock) |
810 | #define hci_dev_unlock(d) mutex_unlock(&d->lock) | |
1da177e4 | 811 | |
aa2b86d7 | 812 | #define to_hci_dev(d) container_of(d, struct hci_dev, dev) |
3dc07322 | 813 | #define to_hci_conn(c) container_of(c, struct hci_conn, dev) |
aa2b86d7 | 814 | |
155961e8 DH |
815 | static inline void *hci_get_drvdata(struct hci_dev *hdev) |
816 | { | |
817 | return dev_get_drvdata(&hdev->dev); | |
818 | } | |
819 | ||
820 | static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) | |
821 | { | |
822 | dev_set_drvdata(&hdev->dev, data); | |
823 | } | |
824 | ||
1da177e4 | 825 | struct hci_dev *hci_dev_get(int index); |
0c0afedf | 826 | struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src); |
1da177e4 LT |
827 | |
828 | struct hci_dev *hci_alloc_dev(void); | |
829 | void hci_free_dev(struct hci_dev *hdev); | |
830 | int hci_register_dev(struct hci_dev *hdev); | |
59735631 | 831 | void hci_unregister_dev(struct hci_dev *hdev); |
1da177e4 LT |
832 | int hci_suspend_dev(struct hci_dev *hdev); |
833 | int hci_resume_dev(struct hci_dev *hdev); | |
834 | int hci_dev_open(__u16 dev); | |
835 | int hci_dev_close(__u16 dev); | |
836 | int hci_dev_reset(__u16 dev); | |
837 | int hci_dev_reset_stat(__u16 dev); | |
838 | int hci_dev_cmd(unsigned int cmd, void __user *arg); | |
839 | int hci_get_dev_list(void __user *arg); | |
840 | int hci_get_dev_info(void __user *arg); | |
841 | int hci_get_conn_list(void __user *arg); | |
842 | int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); | |
40be492f | 843 | int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); |
1da177e4 LT |
844 | int hci_inquiry(void __user *arg); |
845 | ||
c3c7ea65 | 846 | struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, |
b9ee0a78 | 847 | bdaddr_t *bdaddr, u8 type); |
88c1fe4b JH |
848 | int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); |
849 | int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); | |
f0358568 | 850 | |
d2ab0ac1 MH |
851 | struct bdaddr_list *hci_white_list_lookup(struct hci_dev *hdev, |
852 | bdaddr_t *bdaddr, u8 type); | |
853 | void hci_white_list_clear(struct hci_dev *hdev); | |
854 | int hci_white_list_add(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); | |
855 | int hci_white_list_del(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); | |
856 | ||
15819a70 AG |
857 | struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, |
858 | bdaddr_t *addr, u8 addr_type); | |
51d167c0 MH |
859 | struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, |
860 | bdaddr_t *addr, u8 addr_type); | |
bf5b3c8b | 861 | int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type, |
d06b50ce | 862 | u8 auto_connect); |
15819a70 | 863 | void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); |
373110c5 | 864 | void hci_conn_params_clear_all(struct hci_dev *hdev); |
55af49a8 JH |
865 | void hci_conn_params_clear_disabled(struct hci_dev *hdev); |
866 | void hci_conn_params_clear_enabled(struct hci_dev *hdev); | |
15819a70 | 867 | |
77a77a30 AG |
868 | struct bdaddr_list *hci_pend_le_conn_lookup(struct hci_dev *hdev, |
869 | bdaddr_t *addr, u8 addr_type); | |
870 | void hci_pend_le_conn_add(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); | |
871 | void hci_pend_le_conn_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); | |
872 | void hci_pend_le_conns_clear(struct hci_dev *hdev); | |
873 | ||
a4790dbd AG |
874 | void hci_update_background_scan(struct hci_dev *hdev); |
875 | ||
35f7498a | 876 | void hci_uuids_clear(struct hci_dev *hdev); |
2aeb9a1a | 877 | |
35f7498a | 878 | void hci_link_keys_clear(struct hci_dev *hdev); |
55ed8ca1 | 879 | struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); |
567fa2aa | 880 | struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, |
7652ff6a JH |
881 | bdaddr_t *bdaddr, u8 *val, u8 type, |
882 | u8 pin_len, bool *persistent); | |
fe39c7b2 | 883 | struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, __le64 rand, |
98a0b845 | 884 | bool master); |
ca9142b8 | 885 | struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, |
35d70271 | 886 | u8 addr_type, u8 type, u8 authenticated, |
fe39c7b2 | 887 | u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); |
c9839a11 | 888 | struct smp_ltk *hci_find_ltk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, |
98a0b845 | 889 | u8 addr_type, bool master); |
e0b2b27e | 890 | int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); |
35f7498a | 891 | void hci_smp_ltks_clear(struct hci_dev *hdev); |
55ed8ca1 JH |
892 | int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); |
893 | ||
970c4e46 JH |
894 | struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); |
895 | struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
896 | u8 addr_type); | |
ca9142b8 JH |
897 | struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, |
898 | u8 addr_type, u8 val[16], bdaddr_t *rpa); | |
a7ec7338 | 899 | void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); |
970c4e46 JH |
900 | void hci_smp_irks_clear(struct hci_dev *hdev); |
901 | ||
35f7498a | 902 | void hci_remote_oob_data_clear(struct hci_dev *hdev); |
2763eda6 | 903 | struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, |
0798872e MH |
904 | bdaddr_t *bdaddr); |
905 | int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
906 | u8 *hash, u8 *randomizer); | |
907 | int hci_add_remote_oob_ext_data(struct hci_dev *hdev, bdaddr_t *bdaddr, | |
908 | u8 *hash192, u8 *randomizer192, | |
909 | u8 *hash256, u8 *randomizer256); | |
2763eda6 SJ |
910 | int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); |
911 | ||
1da177e4 LT |
912 | void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); |
913 | ||
e1a26170 | 914 | int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); |
ef222013 | 915 | int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); |
99811510 | 916 | int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); |
ef222013 | 917 | |
0ac7e700 | 918 | void hci_init_sysfs(struct hci_dev *hdev); |
a67e899c | 919 | void hci_conn_init_sysfs(struct hci_conn *conn); |
b219e3ac MH |
920 | void hci_conn_add_sysfs(struct hci_conn *conn); |
921 | void hci_conn_del_sysfs(struct hci_conn *conn); | |
1da177e4 | 922 | |
6935e0f5 | 923 | #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) |
1da177e4 LT |
924 | |
925 | /* ----- LMP capabilities ----- */ | |
cad718ed JH |
926 | #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) |
927 | #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) | |
928 | #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) | |
929 | #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) | |
930 | #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) | |
931 | #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) | |
932 | #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) | |
933 | #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) | |
934 | #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) | |
935 | #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) | |
936 | #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) | |
937 | #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) | |
938 | #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) | |
939 | #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) | |
940 | #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) | |
941 | #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) | |
942 | #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) | |
943 | #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) | |
07a5c61e | 944 | #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) |
1da177e4 | 945 | |
eead27da | 946 | /* ----- Extended LMP capabilities ----- */ |
53b834d2 MH |
947 | #define lmp_csb_master_capable(dev) ((dev)->features[2][0] & LMP_CSB_MASTER) |
948 | #define lmp_csb_slave_capable(dev) ((dev)->features[2][0] & LMP_CSB_SLAVE) | |
949 | #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) | |
950 | #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) | |
d5991585 MH |
951 | #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) |
952 | #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) | |
53b834d2 MH |
953 | |
954 | /* ----- Host capabilities ----- */ | |
cad718ed | 955 | #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) |
d5991585 | 956 | #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) |
cad718ed JH |
957 | #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) |
958 | #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) | |
eead27da | 959 | |
1da177e4 | 960 | /* ----- HCI protocols ----- */ |
20714bfe FD |
961 | #define HCI_PROTO_DEFER 0x01 |
962 | ||
5a9d0a3f | 963 | static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, |
20714bfe | 964 | __u8 type, __u8 *flags) |
1da177e4 | 965 | { |
686ebf28 UF |
966 | switch (type) { |
967 | case ACL_LINK: | |
968 | return l2cap_connect_ind(hdev, bdaddr); | |
1da177e4 | 969 | |
686ebf28 UF |
970 | case SCO_LINK: |
971 | case ESCO_LINK: | |
20714bfe | 972 | return sco_connect_ind(hdev, bdaddr, flags); |
1da177e4 | 973 | |
686ebf28 UF |
974 | default: |
975 | BT_ERR("unknown link type %d", type); | |
976 | return -EINVAL; | |
977 | } | |
1da177e4 LT |
978 | } |
979 | ||
980 | static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) | |
981 | { | |
686ebf28 UF |
982 | switch (conn->type) { |
983 | case ACL_LINK: | |
984 | case LE_LINK: | |
985 | l2cap_connect_cfm(conn, status); | |
986 | break; | |
1da177e4 | 987 | |
686ebf28 UF |
988 | case SCO_LINK: |
989 | case ESCO_LINK: | |
990 | sco_connect_cfm(conn, status); | |
991 | break; | |
1da177e4 | 992 | |
686ebf28 UF |
993 | default: |
994 | BT_ERR("unknown link type %d", conn->type); | |
995 | break; | |
996 | } | |
e9a416b5 JH |
997 | |
998 | if (conn->connect_cfm_cb) | |
999 | conn->connect_cfm_cb(conn, status); | |
1da177e4 LT |
1000 | } |
1001 | ||
2950f21a | 1002 | static inline int hci_proto_disconn_ind(struct hci_conn *conn) |
1da177e4 | 1003 | { |
686ebf28 UF |
1004 | if (conn->type != ACL_LINK && conn->type != LE_LINK) |
1005 | return HCI_ERROR_REMOTE_USER_TERM; | |
1da177e4 | 1006 | |
686ebf28 | 1007 | return l2cap_disconn_ind(conn); |
2950f21a MH |
1008 | } |
1009 | ||
1010 | static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) | |
1011 | { | |
686ebf28 UF |
1012 | switch (conn->type) { |
1013 | case ACL_LINK: | |
1014 | case LE_LINK: | |
1015 | l2cap_disconn_cfm(conn, reason); | |
1016 | break; | |
2950f21a | 1017 | |
686ebf28 UF |
1018 | case SCO_LINK: |
1019 | case ESCO_LINK: | |
1020 | sco_disconn_cfm(conn, reason); | |
1021 | break; | |
2950f21a | 1022 | |
bd1eb66b AE |
1023 | /* L2CAP would be handled for BREDR chan */ |
1024 | case AMP_LINK: | |
1025 | break; | |
1026 | ||
686ebf28 UF |
1027 | default: |
1028 | BT_ERR("unknown link type %d", conn->type); | |
1029 | break; | |
1030 | } | |
e9a416b5 JH |
1031 | |
1032 | if (conn->disconn_cfm_cb) | |
1033 | conn->disconn_cfm_cb(conn, reason); | |
1da177e4 LT |
1034 | } |
1035 | ||
1036 | static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) | |
1037 | { | |
8c1b2355 MH |
1038 | __u8 encrypt; |
1039 | ||
686ebf28 UF |
1040 | if (conn->type != ACL_LINK && conn->type != LE_LINK) |
1041 | return; | |
1042 | ||
51a8efd7 | 1043 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) |
8c1b2355 MH |
1044 | return; |
1045 | ||
4dae2798 | 1046 | encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; |
686ebf28 | 1047 | l2cap_security_cfm(conn, status, encrypt); |
e9a416b5 JH |
1048 | |
1049 | if (conn->security_cfm_cb) | |
1050 | conn->security_cfm_cb(conn, status); | |
1da177e4 LT |
1051 | } |
1052 | ||
5a9d0a3f WR |
1053 | static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, |
1054 | __u8 encrypt) | |
1da177e4 | 1055 | { |
686ebf28 UF |
1056 | if (conn->type != ACL_LINK && conn->type != LE_LINK) |
1057 | return; | |
1da177e4 | 1058 | |
686ebf28 | 1059 | l2cap_security_cfm(conn, status, encrypt); |
e9a416b5 JH |
1060 | |
1061 | if (conn->security_cfm_cb) | |
1062 | conn->security_cfm_cb(conn, status); | |
1da177e4 LT |
1063 | } |
1064 | ||
1da177e4 LT |
1065 | /* ----- HCI callbacks ----- */ |
1066 | struct hci_cb { | |
1067 | struct list_head list; | |
1068 | ||
1069 | char *name; | |
1070 | ||
5a9d0a3f WR |
1071 | void (*security_cfm) (struct hci_conn *conn, __u8 status, |
1072 | __u8 encrypt); | |
1da177e4 LT |
1073 | void (*key_change_cfm) (struct hci_conn *conn, __u8 status); |
1074 | void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); | |
1075 | }; | |
1076 | ||
1077 | static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) | |
1078 | { | |
711584ea | 1079 | struct hci_cb *cb; |
8c1b2355 | 1080 | __u8 encrypt; |
1da177e4 LT |
1081 | |
1082 | hci_proto_auth_cfm(conn, status); | |
1083 | ||
51a8efd7 | 1084 | if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) |
8c1b2355 MH |
1085 | return; |
1086 | ||
4dae2798 | 1087 | encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; |
8c1b2355 | 1088 | |
f20d09d5 | 1089 | read_lock(&hci_cb_list_lock); |
711584ea | 1090 | list_for_each_entry(cb, &hci_cb_list, list) { |
8c1b2355 MH |
1091 | if (cb->security_cfm) |
1092 | cb->security_cfm(conn, status, encrypt); | |
1da177e4 | 1093 | } |
f20d09d5 | 1094 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
1095 | } |
1096 | ||
5a9d0a3f WR |
1097 | static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, |
1098 | __u8 encrypt) | |
1da177e4 | 1099 | { |
711584ea | 1100 | struct hci_cb *cb; |
1da177e4 | 1101 | |
435fef20 MH |
1102 | if (conn->sec_level == BT_SECURITY_SDP) |
1103 | conn->sec_level = BT_SECURITY_LOW; | |
1104 | ||
88167aed VCG |
1105 | if (conn->pending_sec_level > conn->sec_level) |
1106 | conn->sec_level = conn->pending_sec_level; | |
1107 | ||
9719f8af | 1108 | hci_proto_encrypt_cfm(conn, status, encrypt); |
1da177e4 | 1109 | |
f20d09d5 | 1110 | read_lock(&hci_cb_list_lock); |
711584ea | 1111 | list_for_each_entry(cb, &hci_cb_list, list) { |
8c1b2355 MH |
1112 | if (cb->security_cfm) |
1113 | cb->security_cfm(conn, status, encrypt); | |
1da177e4 | 1114 | } |
f20d09d5 | 1115 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
1116 | } |
1117 | ||
1118 | static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) | |
1119 | { | |
711584ea | 1120 | struct hci_cb *cb; |
1da177e4 | 1121 | |
f20d09d5 | 1122 | read_lock(&hci_cb_list_lock); |
711584ea | 1123 | list_for_each_entry(cb, &hci_cb_list, list) { |
1da177e4 LT |
1124 | if (cb->key_change_cfm) |
1125 | cb->key_change_cfm(conn, status); | |
1126 | } | |
f20d09d5 | 1127 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
1128 | } |
1129 | ||
5a9d0a3f WR |
1130 | static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, |
1131 | __u8 role) | |
1da177e4 | 1132 | { |
711584ea | 1133 | struct hci_cb *cb; |
1da177e4 | 1134 | |
f20d09d5 | 1135 | read_lock(&hci_cb_list_lock); |
711584ea | 1136 | list_for_each_entry(cb, &hci_cb_list, list) { |
1da177e4 LT |
1137 | if (cb->role_switch_cfm) |
1138 | cb->role_switch_cfm(conn, status, role); | |
1139 | } | |
f20d09d5 | 1140 | read_unlock(&hci_cb_list_lock); |
1da177e4 LT |
1141 | } |
1142 | ||
6759a675 JH |
1143 | static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) |
1144 | { | |
84d9d071 | 1145 | size_t parsed = 0; |
6759a675 | 1146 | |
6c0c331e JH |
1147 | if (data_len < 2) |
1148 | return false; | |
1149 | ||
84d9d071 JH |
1150 | while (parsed < data_len - 1) { |
1151 | u8 field_len = data[0]; | |
6759a675 JH |
1152 | |
1153 | if (field_len == 0) | |
1154 | break; | |
1155 | ||
1156 | parsed += field_len + 1; | |
1157 | ||
1158 | if (parsed > data_len) | |
1159 | break; | |
1160 | ||
1161 | if (data[1] == type) | |
1162 | return true; | |
1163 | ||
1164 | data += field_len + 1; | |
1165 | } | |
1166 | ||
1167 | return false; | |
1168 | } | |
1169 | ||
301cb2d8 JH |
1170 | static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) |
1171 | { | |
dbbfa2ab | 1172 | if (addr_type != ADDR_LE_DEV_RANDOM) |
301cb2d8 JH |
1173 | return false; |
1174 | ||
1175 | if ((bdaddr->b[5] & 0xc0) == 0x40) | |
1176 | return true; | |
1177 | ||
1178 | return false; | |
1179 | } | |
1180 | ||
2426f3a5 JH |
1181 | static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, |
1182 | bdaddr_t *bdaddr, u8 addr_type) | |
1183 | { | |
1184 | if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) | |
1185 | return NULL; | |
1186 | ||
1187 | return hci_find_irk_by_rpa(hdev, bdaddr); | |
1188 | } | |
1189 | ||
d4905f24 AG |
1190 | static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, |
1191 | u16 to_multiplier) | |
1192 | { | |
1193 | u16 max_latency; | |
1194 | ||
1195 | if (min > max || min < 6 || max > 3200) | |
1196 | return -EINVAL; | |
1197 | ||
1198 | if (to_multiplier < 10 || to_multiplier > 3200) | |
1199 | return -EINVAL; | |
1200 | ||
1201 | if (max >= to_multiplier * 8) | |
1202 | return -EINVAL; | |
1203 | ||
1204 | max_latency = (to_multiplier * 8 / max) - 1; | |
1205 | if (latency > 499 || latency > max_latency) | |
1206 | return -EINVAL; | |
1207 | ||
1208 | return 0; | |
1209 | } | |
1210 | ||
1da177e4 LT |
1211 | int hci_register_cb(struct hci_cb *hcb); |
1212 | int hci_unregister_cb(struct hci_cb *hcb); | |
1213 | ||
3119ae95 JH |
1214 | struct hci_request { |
1215 | struct hci_dev *hdev; | |
1216 | struct sk_buff_head cmd_q; | |
5d73e034 AG |
1217 | |
1218 | /* If something goes wrong when building the HCI request, the error | |
1219 | * value is stored in this field. | |
1220 | */ | |
1221 | int err; | |
3119ae95 JH |
1222 | }; |
1223 | ||
1224 | void hci_req_init(struct hci_request *req, struct hci_dev *hdev); | |
1225 | int hci_req_run(struct hci_request *req, hci_req_complete_t complete); | |
07dc93dd JH |
1226 | void hci_req_add(struct hci_request *req, u16 opcode, u32 plen, |
1227 | const void *param); | |
1228 | void hci_req_add_ev(struct hci_request *req, u16 opcode, u32 plen, | |
1229 | const void *param, u8 event); | |
9238f36a | 1230 | void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status); |
3119ae95 | 1231 | |
b1efcc28 | 1232 | void hci_req_add_le_scan_disable(struct hci_request *req); |
8ef30fd3 | 1233 | void hci_req_add_le_passive_scan(struct hci_request *req); |
b1efcc28 | 1234 | |
75e84b7c | 1235 | struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, |
07dc93dd | 1236 | const void *param, u32 timeout); |
7b1abbbe | 1237 | struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, |
07dc93dd | 1238 | const void *param, u8 event, u32 timeout); |
75e84b7c | 1239 | |
07dc93dd JH |
1240 | int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, |
1241 | const void *param); | |
73d80deb | 1242 | void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); |
0d861d8b | 1243 | void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); |
1da177e4 | 1244 | |
a9de9248 | 1245 | void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); |
1da177e4 | 1246 | |
1da177e4 | 1247 | /* ----- HCI Sockets ----- */ |
470fe1b5 MH |
1248 | void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); |
1249 | void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk); | |
cd82e61c | 1250 | void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); |
1da177e4 | 1251 | |
040030ef MH |
1252 | void hci_sock_dev_event(struct hci_dev *hdev, int event); |
1253 | ||
0381101f | 1254 | /* Management interface */ |
591f47f3 AG |
1255 | #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) |
1256 | #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ | |
1257 | BIT(BDADDR_LE_RANDOM)) | |
1258 | #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ | |
1259 | BIT(BDADDR_LE_PUBLIC) | \ | |
1260 | BIT(BDADDR_LE_RANDOM)) | |
f39799f5 | 1261 | |
0d8cc935 AG |
1262 | /* These LE scan and inquiry parameters were chosen according to LE General |
1263 | * Discovery Procedure specification. | |
1264 | */ | |
1265 | #define DISCOV_LE_SCAN_WIN 0x12 | |
1266 | #define DISCOV_LE_SCAN_INT 0x12 | |
3d5a76f0 | 1267 | #define DISCOV_LE_TIMEOUT 10240 /* msec */ |
ae55f598 | 1268 | #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ |
0d8cc935 AG |
1269 | #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 |
1270 | #define DISCOV_BREDR_INQUIRY_LEN 0x08 | |
1271 | ||
0381101f | 1272 | int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); |
bf6b56db MH |
1273 | void mgmt_index_added(struct hci_dev *hdev); |
1274 | void mgmt_index_removed(struct hci_dev *hdev); | |
3eec705e | 1275 | void mgmt_set_powered_failed(struct hci_dev *hdev, int err); |
744cf19e | 1276 | int mgmt_powered(struct hci_dev *hdev, u8 powered); |
d1967ff8 | 1277 | void mgmt_discoverable_timeout(struct hci_dev *hdev); |
86a75645 | 1278 | void mgmt_discoverable(struct hci_dev *hdev, u8 discoverable); |
a330916c | 1279 | void mgmt_connectable(struct hci_dev *hdev, u8 connectable); |
778b235a | 1280 | void mgmt_advertising(struct hci_dev *hdev, u8 advertising); |
4796e8af | 1281 | void mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status); |
dc4a5ee2 MH |
1282 | void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, |
1283 | bool persistent); | |
ecd90ae7 MH |
1284 | void mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
1285 | u8 addr_type, u32 flags, u8 *name, u8 name_len, | |
1286 | u8 *dev_class); | |
9b80ec5e | 1287 | void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, |
12d4a3b2 JH |
1288 | u8 link_type, u8 addr_type, u8 reason, |
1289 | bool mgmt_connected); | |
7892924c MH |
1290 | void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1291 | u8 link_type, u8 addr_type, u8 status); | |
445608d0 MH |
1292 | void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
1293 | u8 addr_type, u8 status); | |
ce0e4a0d | 1294 | void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); |
e669cf80 MH |
1295 | void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1296 | u8 status); | |
3eb38528 MH |
1297 | void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1298 | u8 status); | |
744cf19e | 1299 | int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
39adbffe | 1300 | u8 link_type, u8 addr_type, u32 value, |
04124681 | 1301 | u8 confirm_hint); |
744cf19e | 1302 | int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 1303 | u8 link_type, u8 addr_type, u8 status); |
272d90df | 1304 | int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 1305 | u8 link_type, u8 addr_type, u8 status); |
272d90df | 1306 | int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 1307 | u8 link_type, u8 addr_type); |
604086b7 | 1308 | int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 1309 | u8 link_type, u8 addr_type, u8 status); |
272d90df | 1310 | int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, |
04124681 | 1311 | u8 link_type, u8 addr_type, u8 status); |
92a25256 JH |
1312 | int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1313 | u8 link_type, u8 addr_type, u32 passkey, | |
1314 | u8 entered); | |
e546099c MH |
1315 | void mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
1316 | u8 addr_type, u8 status); | |
464996ae | 1317 | void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); |
3e248560 | 1318 | void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); |
eac83dc6 | 1319 | void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); |
4e1b0245 MH |
1320 | void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, |
1321 | u8 status); | |
7667da34 | 1322 | void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); |
4d2d2796 MH |
1323 | void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, |
1324 | u8 *randomizer192, u8 *hash256, | |
1325 | u8 *randomizer256, u8 status); | |
901801b9 | 1326 | void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
af58925c MH |
1327 | u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, |
1328 | u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len); | |
9cf12aee MH |
1329 | void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, |
1330 | u8 addr_type, s8 rssi, u8 *name, u8 name_len); | |
2f1e063b | 1331 | void mgmt_discovering(struct hci_dev *hdev, u8 discovering); |
53ac6ab6 | 1332 | void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); |
95fbac8a | 1333 | void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk); |
53ac6ab6 MH |
1334 | void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, |
1335 | bool persistent); | |
ffb5a827 AG |
1336 | void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1337 | u8 bdaddr_type, u16 min_interval, u16 max_interval, | |
1338 | u16 latency, u16 timeout); | |
5976e608 | 1339 | void mgmt_reenable_advertising(struct hci_dev *hdev); |
f4a407be | 1340 | void mgmt_smp_complete(struct hci_conn *conn, bool complete); |
346af67b | 1341 | |
1da177e4 LT |
1342 | /* HCI info for socket */ |
1343 | #define hci_pi(sk) ((struct hci_pinfo *) sk) | |
1344 | ||
1345 | struct hci_pinfo { | |
1346 | struct bt_sock bt; | |
1347 | struct hci_dev *hdev; | |
1348 | struct hci_filter filter; | |
1349 | __u32 cmsg_mask; | |
c02178d2 | 1350 | unsigned short channel; |
1da177e4 LT |
1351 | }; |
1352 | ||
1353 | /* HCI security filter */ | |
1354 | #define HCI_SFLT_MAX_OGF 5 | |
1355 | ||
1356 | struct hci_sec_filter { | |
1357 | __u32 type_mask; | |
1358 | __u32 event_mask[2]; | |
1359 | __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4]; | |
1360 | }; | |
1361 | ||
1362 | /* ----- HCI requests ----- */ | |
1363 | #define HCI_REQ_DONE 0 | |
1364 | #define HCI_REQ_PEND 1 | |
1365 | #define HCI_REQ_CANCELED 2 | |
1366 | ||
a6a67efd TG |
1367 | #define hci_req_lock(d) mutex_lock(&d->req_lock) |
1368 | #define hci_req_unlock(d) mutex_unlock(&d->req_lock) | |
1da177e4 | 1369 | |
2ce603eb CT |
1370 | void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, |
1371 | u16 latency, u16 to_multiplier); | |
fe39c7b2 | 1372 | void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, |
a7a595f6 | 1373 | __u8 ltk[16]); |
2519a1fc | 1374 | |
94b1fc92 MH |
1375 | int hci_update_random_address(struct hci_request *req, bool require_privacy, |
1376 | u8 *own_addr_type); | |
a1f4c318 JH |
1377 | void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, |
1378 | u8 *bdaddr_type); | |
ebd3a747 | 1379 | |
5d4d62f6 FD |
1380 | #define SCO_AIRMODE_MASK 0x0003 |
1381 | #define SCO_AIRMODE_CVSD 0x0000 | |
1382 | #define SCO_AIRMODE_TRANSP 0x0003 | |
1383 | ||
1da177e4 | 1384 | #endif /* __HCI_CORE_H */ |