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Bluetooth: Add move channel confirm handling
[deliverable/linux.git] / include / net / bluetooth / hci_core.h
CommitLineData
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		 34struct 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
45struct 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 58struct 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;
1da177e4
LT		 71};
72
73struct hci_conn_hash {
74 struct list_head list;
1da177e4 75 unsigned int acl_num;
bd1eb66b 76 unsigned int amp_num;
1da177e4 77 unsigned int sco_num;
fcd89c09 78 unsigned int le_num;
1da177e4
LT		 79};
80
f0358568
JH		 81struct bdaddr_list {
82 struct list_head list;
83 bdaddr_t bdaddr;
84};
2aeb9a1a
JH		 85
86struct bt_uuid {
87 struct list_head list;
88 u8 uuid[16];
1aff6f09 89 u8 svc_hint;
2aeb9a1a
JH		 90};
91
b899efaf
VCG		 92struct smp_ltk {
93 struct list_head list;
94 bdaddr_t bdaddr;
95 u8 bdaddr_type;
96 u8 authenticated;
97 u8 type;
98 u8 enc_size;
99 __le16 ediv;
100 u8 rand[8];
101 u8 val[16];
102} __packed;
103
55ed8ca1
JH		 104struct link_key {
105 struct list_head list;
106 bdaddr_t bdaddr;
107 u8 type;
9b3b4460 108 u8 val[HCI_LINK_KEY_SIZE];
55ed8ca1
JH		 109 u8 pin_len;
110};
111
2763eda6
SJ		 112struct oob_data {
113 struct list_head list;
114 bdaddr_t bdaddr;
115 u8 hash[16];
116 u8 randomizer[16];
117};
118
7ba8b4be
AG		 119struct le_scan_params {
120 u8 type;
121 u16 interval;
122 u16 window;
28b75a89 123 int timeout;
7ba8b4be
AG		 124};
125
490c5bab
JH		 126#define HCI_MAX_SHORT_NAME_LENGTH 10
127
903e4541
AE		 128struct amp_assoc {
129 __u16 len;
130 __u16 offset;
93c284ee
AE		 131 __u16 rem_len;
132 __u16 len_so_far;
903e4541
AE		 133 __u8 data[HCI_MAX_AMP_ASSOC_SIZE];
134};
135
cd4c5391 136#define NUM_REASSEMBLY 4
1da177e4
LT		 137struct hci_dev {
138 struct list_head list;
09fd0de5 139 struct mutex lock;
1da177e4
LT		 140
141 char name[8];
142 unsigned long flags;
143 __u16 id;
c13854ce 144 __u8 bus;
943da25d 145 __u8 dev_type;
1da177e4 146 bdaddr_t bdaddr;
1f6c6378 147 __u8 dev_name[HCI_MAX_NAME_LENGTH];
490c5bab 148 __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH];
80a1e1db 149 __u8 eir[HCI_MAX_EIR_LENGTH];
a9de9248 150 __u8 dev_class[3];
1aff6f09
JH		 151 __u8 major_class;
152 __u8 minor_class;
1da177e4 153 __u8 features[8];
59e29406 154 __u8 host_features[8];
a9de9248 155 __u8 commands[64];
1143e5a6
MH		 156 __u8 hci_ver;
157 __u16 hci_rev;
d5859e22 158 __u8 lmp_ver;
1143e5a6 159 __u16 manufacturer;
7d69230c 160 __u16 lmp_subver;
1da177e4 161 __u16 voice_setting;
17fa4b9d 162 __u8 io_capability;
91c4e9b1 163 __s8 inq_tx_power;
2b9be137
MH		 164 __u16 devid_source;
165 __u16 devid_vendor;
166 __u16 devid_product;
167 __u16 devid_version;
1da177e4
LT		 168
169 __u16 pkt_type;
5b7f9909 170 __u16 esco_type;
1da177e4
LT		 171 __u16 link_policy;
172 __u16 link_mode;
173
04837f64
MH		 174 __u32 idle_timeout;
175 __u16 sniff_min_interval;
176 __u16 sniff_max_interval;
177
928abaa7
AE		 178 __u8 amp_status;
179 __u32 amp_total_bw;
180 __u32 amp_max_bw;
181 __u32 amp_min_latency;
182 __u32 amp_max_pdu;
183 __u8 amp_type;
184 __u16 amp_pal_cap;
185 __u16 amp_assoc_size;
186 __u32 amp_max_flush_to;
187 __u32 amp_be_flush_to;
188
903e4541
AE		 189 struct amp_assoc loc_assoc;
190
1e89cffb
AE		 191 __u8 flow_ctl_mode;
192
9f61656a
JH		 193 unsigned int auto_accept_delay;
194
1da177e4
LT		 195 unsigned long quirks;
196
197 atomic_t cmd_cnt;
198 unsigned int acl_cnt;
199 unsigned int sco_cnt;
6ed58ec5 200 unsigned int le_cnt;
1da177e4
LT		 201
202 unsigned int acl_mtu;
203 unsigned int sco_mtu;
6ed58ec5 204 unsigned int le_mtu;
1da177e4
LT		 205 unsigned int acl_pkts;
206 unsigned int sco_pkts;
6ed58ec5 207 unsigned int le_pkts;
1da177e4 208
350ee4cf
AE		 209 __u16 block_len;
210 __u16 block_mtu;
211 __u16 num_blocks;
212 __u16 block_cnt;
213
1da177e4
LT		 214 unsigned long acl_last_tx;
215 unsigned long sco_last_tx;
6ed58ec5 216 unsigned long le_last_tx;
1da177e4 217
f48fd9c8
MH		 218 struct workqueue_struct *workqueue;
219
ab81cbf9 220 struct work_struct power_on;
3243553f 221 struct delayed_work power_off;
ab81cbf9 222
16ab91ab
JH		 223 __u16 discov_timeout;
224 struct delayed_work discov_off;
225
7d78525d
JH		 226 struct delayed_work service_cache;
227
6bd32326 228 struct timer_list cmd_timer;
b78752cc
MH		 229
230 struct work_struct rx_work;
c347b765 231 struct work_struct cmd_work;
3eff45ea 232 struct work_struct tx_work;
1da177e4
LT		 233
234 struct sk_buff_head rx_q;
235 struct sk_buff_head raw_q;
236 struct sk_buff_head cmd_q;
237
238 struct sk_buff *sent_cmd;
cd4c5391 239 struct sk_buff *reassembly[NUM_REASSEMBLY];
1da177e4 240
a6a67efd 241 struct mutex req_lock;
1da177e4
LT		 242 wait_queue_head_t req_wait_q;
243 __u32 req_status;
244 __u32 req_result;
a5040efa
JH		 245
246 __u16 init_last_cmd;
1da177e4 247
2e58ef3e
JH		 248 struct list_head mgmt_pending;
249
30883512 250 struct discovery_state discovery;
1da177e4 251 struct hci_conn_hash conn_hash;
ea4bd8ba 252 struct list_head blacklist;
1da177e4 253
2aeb9a1a
JH		 254 struct list_head uuids;
255
55ed8ca1
JH		 256 struct list_head link_keys;
257
b899efaf
VCG		 258 struct list_head long_term_keys;
259
2763eda6
SJ		 260 struct list_head remote_oob_data;
261
1da177e4
LT		 262 struct hci_dev_stats stat;
263
264 struct sk_buff_head driver_init;
265
70f23020 266 atomic_t promisc;
1da177e4 267
ca325f69
MH		 268 struct dentry *debugfs;
269
a91f2e39 270 struct device dev;
1da177e4 271
611b30f7
MH		 272 struct rfkill *rfkill;
273
d23264a8
AG		 274 unsigned long dev_flags;
275
7ba8b4be
AG		 276 struct delayed_work le_scan_disable;
277
28b75a89
AG		 278 struct work_struct le_scan;
279 struct le_scan_params le_scan_params;
280
1da177e4
LT		 281 int (*open)(struct hci_dev *hdev);
282 int (*close)(struct hci_dev *hdev);
283 int (*flush)(struct hci_dev *hdev);
284 int (*send)(struct sk_buff *skb);
1da177e4
LT		 285 void (*notify)(struct hci_dev *hdev, unsigned int evt);
286 int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg);
287};
288
53502d69
AE		 289#define HCI_PHY_HANDLE(handle) (handle & 0xff)
290
1da177e4
LT		 291struct hci_conn {
292 struct list_head list;
293
adc4266d 294 atomic_t refcnt;
adc4266d
SJ		 295
296 bdaddr_t dst;
5a9d0a3f 297 __u8 dst_type;
adc4266d
SJ		 298 __u16 handle;
299 __u16 state;
300 __u8 mode;
301 __u8 type;
a0c808b3 302 bool out;
adc4266d
SJ		 303 __u8 attempt;
304 __u8 dev_class[3];
305 __u8 features[8];
adc4266d
SJ		 306 __u16 interval;
307 __u16 pkt_type;
308 __u16 link_policy;
309 __u32 link_mode;
13d39315 310 __u8 key_type;
adc4266d
SJ		 311 __u8 auth_type;
312 __u8 sec_level;
313 __u8 pending_sec_level;
314 __u8 pin_length;
726b4ffc 315 __u8 enc_key_size;
adc4266d 316 __u8 io_capability;
92a25256
JH		 317 __u32 passkey_notify;
318 __u8 passkey_entered;
adc4266d 319 __u16 disc_timeout;
51a8efd7 320 unsigned long flags;
04837f64 321
03b555e1 322 __u8 remote_cap;
03b555e1 323 __u8 remote_auth;
3161ae1c 324 __u8 remote_id;
6ec5bcad 325 bool flush_key;
03b555e1 326
adc4266d 327 unsigned int sent;
04837f64 328
1da177e4 329 struct sk_buff_head data_q;
2c33c06a 330 struct list_head chan_list;
1da177e4 331
19c40e3b 332 struct delayed_work disc_work;
04837f64 333 struct timer_list idle_timer;
9f61656a 334 struct timer_list auto_accept_timer;
04837f64 335
b219e3ac 336 struct device dev;
9eba32b8 337 atomic_t devref;
b219e3ac 338
1da177e4
LT		 339 struct hci_dev *hdev;
340 void *l2cap_data;
341 void *sco_data;
2b64d153 342 void *smp_conn;
9740e49d 343 struct amp_mgr *amp_mgr;
1da177e4
LT		 344
345 struct hci_conn *link;
e9a416b5
JH		 346
347 void (*connect_cfm_cb) (struct hci_conn *conn, u8 status);
348 void (*security_cfm_cb) (struct hci_conn *conn, u8 status);
349 void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason);
1da177e4
LT		 350};
351
73d80deb
LAD		 352struct hci_chan {
353 struct list_head list;
42c4e53e 354 __u16 handle;
73d80deb
LAD		 355 struct hci_conn *conn;
356 struct sk_buff_head data_q;
357 unsigned int sent;
358};
359
1da177e4
LT		 360extern struct list_head hci_dev_list;
361extern struct list_head hci_cb_list;
362extern rwlock_t hci_dev_list_lock;
363extern rwlock_t hci_cb_list_lock;
364
686ebf28
UF		 365/* ----- HCI interface to upper protocols ----- */
366extern int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr);
9e664631 367extern void l2cap_connect_cfm(struct hci_conn *hcon, u8 status);
686ebf28 368extern int l2cap_disconn_ind(struct hci_conn *hcon);
9e664631 369extern void l2cap_disconn_cfm(struct hci_conn *hcon, u8 reason);
686ebf28 370extern int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt);
c3c7ea65
GP		 371extern int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb,
372 u16 flags);
686ebf28
UF		 373
374extern int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr);
9e664631
AE		 375extern void sco_connect_cfm(struct hci_conn *hcon, __u8 status);
376extern void sco_disconn_cfm(struct hci_conn *hcon, __u8 reason);
686ebf28
UF		 377extern int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb);
378
1da177e4 379/* ----- Inquiry cache ----- */
70f23020
AE		 380#define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */
381#define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */
1da177e4 382
30883512 383static inline void discovery_init(struct hci_dev *hdev)
1da177e4 384{
ff9ef578 385 hdev->discovery.state = DISCOVERY_STOPPED;
30883512
JH		 386 INIT_LIST_HEAD(&hdev->discovery.all);
387 INIT_LIST_HEAD(&hdev->discovery.unknown);
388 INIT_LIST_HEAD(&hdev->discovery.resolve);
1da177e4
LT		 389}
390
30dc78e1
JH		 391bool hci_discovery_active(struct hci_dev *hdev);
392
ff9ef578
JH		 393void hci_discovery_set_state(struct hci_dev *hdev, int state);
394
1da177e4
LT		 395static inline int inquiry_cache_empty(struct hci_dev *hdev)
396{
30883512 397 return list_empty(&hdev->discovery.all);
1da177e4
LT		 398}
399
400static inline long inquiry_cache_age(struct hci_dev *hdev)
401{
30883512 402 struct discovery_state *c = &hdev->discovery;
1da177e4
LT		 403 return jiffies - c->timestamp;
404}
405
406static inline long inquiry_entry_age(struct inquiry_entry *e)
407{
408 return jiffies - e->timestamp;
409}
410
5a9d0a3f 411struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev,
04124681 412 bdaddr_t *bdaddr);
561aafbc 413struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev,
04124681 414 bdaddr_t *bdaddr);
30dc78e1 415struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev,
04124681
GP		 416 bdaddr_t *bdaddr,
417 int state);
a3d4e20a 418void hci_inquiry_cache_update_resolve(struct hci_dev *hdev,
04124681 419 struct inquiry_entry *ie);
3175405b 420bool hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data,
04124681 421 bool name_known, bool *ssp);
1da177e4
LT		 422
423/* ----- HCI Connections ----- */
424enum {
425 HCI_CONN_AUTH_PEND,
19f8def0 426 HCI_CONN_REAUTH_PEND,
1da177e4 427 HCI_CONN_ENCRYPT_PEND,
04837f64
MH		 428 HCI_CONN_RSWITCH_PEND,
429 HCI_CONN_MODE_CHANGE_PEND,
e73439d8 430 HCI_CONN_SCO_SETUP_PEND,
d26a2345 431 HCI_CONN_LE_SMP_PEND,
b644ba33 432 HCI_CONN_MGMT_CONNECTED,
58a681ef
JH		 433 HCI_CONN_SSP_ENABLED,
434 HCI_CONN_POWER_SAVE,
435 HCI_CONN_REMOTE_OOB,
1da177e4
LT		 436};
437
aa64a8b5
JH		 438static inline bool hci_conn_ssp_enabled(struct hci_conn *conn)
439{
440 struct hci_dev *hdev = conn->hdev;
c3c7ea65
GP		 441 return test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) &&
442 test_bit(HCI_CONN_SSP_ENABLED, &conn->flags);
aa64a8b5
JH		 443}
444
1da177e4
LT		 445static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)
446{
447 struct hci_conn_hash *h = &hdev->conn_hash;
bf4c6325 448 list_add_rcu(&c->list, &h->list);
fcd89c09
VT		 449 switch (c->type) {
450 case ACL_LINK:
1da177e4 451 h->acl_num++;
fcd89c09 452 break;
bd1eb66b
AE		 453 case AMP_LINK:
454 h->amp_num++;
455 break;
fcd89c09
VT		 456 case LE_LINK:
457 h->le_num++;
458 break;
459 case SCO_LINK:
460 case ESCO_LINK:
1da177e4 461 h->sco_num++;
fcd89c09
VT		 462 break;
463 }
1da177e4
LT		 464}
465
466static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c)
467{
468 struct hci_conn_hash *h = &hdev->conn_hash;
bf4c6325
GP		 469
470 list_del_rcu(&c->list);
471 synchronize_rcu();
472
fcd89c09
VT		 473 switch (c->type) {
474 case ACL_LINK:
1da177e4 475 h->acl_num--;
fcd89c09 476 break;
bd1eb66b
AE		 477 case AMP_LINK:
478 h->amp_num--;
479 break;
fcd89c09
VT		 480 case LE_LINK:
481 h->le_num--;
482 break;
483 case SCO_LINK:
484 case ESCO_LINK:
1da177e4 485 h->sco_num--;
fcd89c09
VT		 486 break;
487 }
1da177e4
LT		 488}
489
52087a79
LAD		 490static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type)
491{
492 struct hci_conn_hash *h = &hdev->conn_hash;
493 switch (type) {
494 case ACL_LINK:
495 return h->acl_num;
bd1eb66b
AE		 496 case AMP_LINK:
497 return h->amp_num;
52087a79
LAD		 498 case LE_LINK:
499 return h->le_num;
500 case SCO_LINK:
501 case ESCO_LINK:
502 return h->sco_num;
503 default:
504 return 0;
505 }
506}
507
1da177e4 508static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev,
adc4266d 509 __u16 handle)
1da177e4
LT		 510{
511 struct hci_conn_hash *h = &hdev->conn_hash;
1da177e4
LT		 512 struct hci_conn *c;
513
bf4c6325
GP		 514 rcu_read_lock();
515
516 list_for_each_entry_rcu(c, &h->list, list) {
517 if (c->handle == handle) {
518 rcu_read_unlock();
1da177e4 519 return c;
bf4c6325 520 }
1da177e4 521 }
bf4c6325
GP		 522 rcu_read_unlock();
523
1da177e4
LT		 524 return NULL;
525}
526
527static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev,
adc4266d 528 __u8 type, bdaddr_t *ba)
1da177e4
LT		 529{
530 struct hci_conn_hash *h = &hdev->conn_hash;
1da177e4
LT		 531 struct hci_conn *c;
532
bf4c6325
GP		 533 rcu_read_lock();
534
535 list_for_each_entry_rcu(c, &h->list, list) {
536 if (c->type == type && !bacmp(&c->dst, ba)) {
537 rcu_read_unlock();
1da177e4 538 return c;
bf4c6325 539 }
1da177e4 540 }
bf4c6325
GP		 541
542 rcu_read_unlock();
543
1da177e4
LT		 544 return NULL;
545}
546
4c67bc74 547static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev,
adc4266d 548 __u8 type, __u16 state)
4c67bc74
MH		 549{
550 struct hci_conn_hash *h = &hdev->conn_hash;
4c67bc74
MH		 551 struct hci_conn *c;
552
bf4c6325
GP		 553 rcu_read_lock();
554
555 list_for_each_entry_rcu(c, &h->list, list) {
556 if (c->type == type && c->state == state) {
557 rcu_read_unlock();
4c67bc74 558 return c;
bf4c6325 559 }
4c67bc74 560 }
73d80deb 561
bf4c6325 562 rcu_read_unlock();
73d80deb 563
4c67bc74 564 return NULL;
73d80deb
LAD		 565}
566
1da177e4 567void hci_acl_disconn(struct hci_conn *conn, __u8 reason);
b6a0dc82 568void hci_setup_sync(struct hci_conn *conn, __u16 handle);
e73439d8 569void hci_sco_setup(struct hci_conn *conn, __u8 status);
1da177e4
LT		 570
571struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst);
a9de9248
MH		 572int hci_conn_del(struct hci_conn *conn);
573void hci_conn_hash_flush(struct hci_dev *hdev);
574void hci_conn_check_pending(struct hci_dev *hdev);
1da177e4 575
73d80deb 576struct hci_chan *hci_chan_create(struct hci_conn *conn);
9472007c 577void hci_chan_del(struct hci_chan *chan);
2c33c06a 578void hci_chan_list_flush(struct hci_conn *conn);
42c4e53e 579struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle);
73d80deb 580
5a9d0a3f 581struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst,
b12f62cf 582 __u8 dst_type, __u8 sec_level, __u8 auth_type);
e7c29cb1 583int hci_conn_check_link_mode(struct hci_conn *conn);
b3b1b061 584int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level);
0684e5f9 585int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type);
1da177e4 586int hci_conn_change_link_key(struct hci_conn *conn);
8c1b2355 587int hci_conn_switch_role(struct hci_conn *conn, __u8 role);
1da177e4 588
14b12d0b 589void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active);
1da177e4 590
9eba32b8
MH		 591void hci_conn_hold_device(struct hci_conn *conn);
592void hci_conn_put_device(struct hci_conn *conn);
593
1da177e4
LT		 594static inline void hci_conn_hold(struct hci_conn *conn)
595{
71becf0c 596 BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt));
38b3fef1 597
1da177e4 598 atomic_inc(&conn->refcnt);
2f304d1e 599 cancel_delayed_work(&conn->disc_work);
1da177e4
LT		 600}
601
602static inline void hci_conn_put(struct hci_conn *conn)
603{
71becf0c 604 BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt));
38b3fef1 605
1da177e4 606 if (atomic_dec_and_test(&conn->refcnt)) {
04837f64 607 unsigned long timeo;
716e4ab5
AE		 608
609 switch (conn->type) {
610 case ACL_LINK:
611 case LE_LINK:
04837f64 612 del_timer(&conn->idle_timer);
6ac59344 613 if (conn->state == BT_CONNECTED) {
5f246e89 614 timeo = conn->disc_timeout;
6ac59344 615 if (!conn->out)
052b30b0 616 timeo *= 2;
5a9d0a3f 617 } else {
6ac59344 618 timeo = msecs_to_jiffies(10);
5a9d0a3f 619 }
716e4ab5
AE		 620 break;
621
622 case AMP_LINK:
623 timeo = conn->disc_timeout;
624 break;
625
626 default:
04837f64 627 timeo = msecs_to_jiffies(10);
716e4ab5 628 break;
5a9d0a3f 629 }
716e4ab5 630
2f304d1e 631 cancel_delayed_work(&conn->disc_work);
19c40e3b 632 queue_delayed_work(conn->hdev->workqueue,
716e4ab5 633 &conn->disc_work, timeo);
1da177e4
LT		 634 }
635}
636
1da177e4 637/* ----- HCI Devices ----- */
dc946bd8 638static inline void hci_dev_put(struct hci_dev *d)
1da177e4 639{
376261ae
AE		 640 BT_DBG("%s orig refcnt %d", d->name,
641 atomic_read(&d->dev.kobj.kref.refcount));
642
4c724c71 643 put_device(&d->dev);
1da177e4
LT		 644}
645
dc946bd8 646static inline struct hci_dev *hci_dev_hold(struct hci_dev *d)
1da177e4 647{
376261ae
AE		 648 BT_DBG("%s orig refcnt %d", d->name,
649 atomic_read(&d->dev.kobj.kref.refcount));
650
4c724c71 651 get_device(&d->dev);
1da177e4
LT		 652 return d;
653}
654
09fd0de5
GP		 655#define hci_dev_lock(d) mutex_lock(&d->lock)
656#define hci_dev_unlock(d) mutex_unlock(&d->lock)
1da177e4 657
aa2b86d7 658#define to_hci_dev(d) container_of(d, struct hci_dev, dev)
3dc07322 659#define to_hci_conn(c) container_of(c, struct hci_conn, dev)
aa2b86d7 660
155961e8
DH		 661static inline void *hci_get_drvdata(struct hci_dev *hdev)
662{
663 return dev_get_drvdata(&hdev->dev);
664}
665
666static inline void hci_set_drvdata(struct hci_dev *hdev, void *data)
667{
668 dev_set_drvdata(&hdev->dev, data);
669}
670
8598d064
AE		 671/* hci_dev_list shall be locked */
672static inline uint8_t __hci_num_ctrl(void)
673{
674 uint8_t count = 0;
675 struct list_head *p;
676
677 list_for_each(p, &hci_dev_list) {
678 count++;
679 }
680
681 return count;
682}
683
1da177e4
LT		 684struct hci_dev *hci_dev_get(int index);
685struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst);
686
687struct hci_dev *hci_alloc_dev(void);
688void hci_free_dev(struct hci_dev *hdev);
689int hci_register_dev(struct hci_dev *hdev);
59735631 690void hci_unregister_dev(struct hci_dev *hdev);
1da177e4
LT		 691int hci_suspend_dev(struct hci_dev *hdev);
692int hci_resume_dev(struct hci_dev *hdev);
693int hci_dev_open(__u16 dev);
694int hci_dev_close(__u16 dev);
695int hci_dev_reset(__u16 dev);
696int hci_dev_reset_stat(__u16 dev);
697int hci_dev_cmd(unsigned int cmd, void __user *arg);
698int hci_get_dev_list(void __user *arg);
699int hci_get_dev_info(void __user *arg);
700int hci_get_conn_list(void __user *arg);
701int hci_get_conn_info(struct hci_dev *hdev, void __user *arg);
40be492f 702int hci_get_auth_info(struct hci_dev *hdev, void __user *arg);
1da177e4
LT		 703int hci_inquiry(void __user *arg);
704
c3c7ea65
GP		 705struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev,
706 bdaddr_t *bdaddr);
f0358568 707int hci_blacklist_clear(struct hci_dev *hdev);
88c1fe4b
JH		 708int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type);
709int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type);
f0358568 710
2aeb9a1a
JH		 711int hci_uuids_clear(struct hci_dev *hdev);
712
55ed8ca1
JH		 713int hci_link_keys_clear(struct hci_dev *hdev);
714struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
d25e28ab 715int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key,
04124681 716 bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len);
c9839a11
VCG		 717struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]);
718int hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type, u8 type,
9a006657
AE		 719 int new_key, u8 authenticated, u8 tk[16], u8 enc_size,
720 __le16 ediv, u8 rand[8]);
c9839a11 721struct smp_ltk *hci_find_ltk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 722 u8 addr_type);
b899efaf 723int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr);
b899efaf 724int hci_smp_ltks_clear(struct hci_dev *hdev);
55ed8ca1
JH		 725int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
726
2763eda6
SJ		 727int hci_remote_oob_data_clear(struct hci_dev *hdev);
728struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
729 bdaddr_t *bdaddr);
730int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
731 u8 *randomizer);
732int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr);
733
1da177e4
LT		 734void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
735
76bca880 736int hci_recv_frame(struct sk_buff *skb);
ef222013 737int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count);
99811510 738int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count);
ef222013 739
0ac7e700 740void hci_init_sysfs(struct hci_dev *hdev);
ce242970
DH		 741int hci_add_sysfs(struct hci_dev *hdev);
742void hci_del_sysfs(struct hci_dev *hdev);
a67e899c 743void hci_conn_init_sysfs(struct hci_conn *conn);
b219e3ac
MH		 744void hci_conn_add_sysfs(struct hci_conn *conn);
745void hci_conn_del_sysfs(struct hci_conn *conn);
1da177e4 746
6935e0f5 747#define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev))
1da177e4
LT		 748
749/* ----- LMP capabilities ----- */
04837f64
MH		 750#define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH)
751#define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT)
752#define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF)
753#define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR)
5b7f9909 754#define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO)
769be974 755#define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR)
e702112f 756#define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH)
6ed58ec5 757#define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE)
5e0452c0 758#define lmp_bredr_capable(dev) (!((dev)->features[4] & LMP_NO_BREDR))
1da177e4 759
eead27da 760/* ----- Extended LMP capabilities ----- */
59e29406 761#define lmp_host_le_capable(dev) ((dev)->host_features[0] & LMP_HOST_LE)
eead27da 762
1da177e4 763/* ----- HCI protocols ----- */
5a9d0a3f
WR		 764static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr,
765 __u8 type)
1da177e4 766{
686ebf28
UF		 767 switch (type) {
768 case ACL_LINK:
769 return l2cap_connect_ind(hdev, bdaddr);
1da177e4 770
686ebf28
UF		 771 case SCO_LINK:
772 case ESCO_LINK:
773 return sco_connect_ind(hdev, bdaddr);
1da177e4 774
686ebf28
UF		 775 default:
776 BT_ERR("unknown link type %d", type);
777 return -EINVAL;
778 }
1da177e4
LT		 779}
780
781static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status)
782{
686ebf28
UF		 783 switch (conn->type) {
784 case ACL_LINK:
785 case LE_LINK:
786 l2cap_connect_cfm(conn, status);
787 break;
1da177e4 788
686ebf28
UF		 789 case SCO_LINK:
790 case ESCO_LINK:
791 sco_connect_cfm(conn, status);
792 break;
1da177e4 793
686ebf28
UF		 794 default:
795 BT_ERR("unknown link type %d", conn->type);
796 break;
797 }
e9a416b5
JH		 798
799 if (conn->connect_cfm_cb)
800 conn->connect_cfm_cb(conn, status);
1da177e4
LT		 801}
802
2950f21a 803static inline int hci_proto_disconn_ind(struct hci_conn *conn)
1da177e4 804{
686ebf28
UF		 805 if (conn->type != ACL_LINK && conn->type != LE_LINK)
806 return HCI_ERROR_REMOTE_USER_TERM;
1da177e4 807
686ebf28 808 return l2cap_disconn_ind(conn);
2950f21a
MH		 809}
810
811static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason)
812{
686ebf28
UF		 813 switch (conn->type) {
814 case ACL_LINK:
815 case LE_LINK:
816 l2cap_disconn_cfm(conn, reason);
817 break;
2950f21a 818
686ebf28
UF		 819 case SCO_LINK:
820 case ESCO_LINK:
821 sco_disconn_cfm(conn, reason);
822 break;
2950f21a 823
bd1eb66b
AE		 824 /* L2CAP would be handled for BREDR chan */
825 case AMP_LINK:
826 break;
827
686ebf28
UF		 828 default:
829 BT_ERR("unknown link type %d", conn->type);
830 break;
831 }
e9a416b5
JH		 832
833 if (conn->disconn_cfm_cb)
834 conn->disconn_cfm_cb(conn, reason);
1da177e4
LT		 835}
836
837static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status)
838{
8c1b2355
MH		 839 __u8 encrypt;
840
686ebf28
UF		 841 if (conn->type != ACL_LINK && conn->type != LE_LINK)
842 return;
843
51a8efd7 844 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags))
8c1b2355
MH		 845 return;
846
847 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
686ebf28 848 l2cap_security_cfm(conn, status, encrypt);
e9a416b5
JH		 849
850 if (conn->security_cfm_cb)
851 conn->security_cfm_cb(conn, status);
1da177e4
LT		 852}
853
5a9d0a3f
WR		 854static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status,
855 __u8 encrypt)
1da177e4 856{
686ebf28
UF		 857 if (conn->type != ACL_LINK && conn->type != LE_LINK)
858 return;
1da177e4 859
686ebf28 860 l2cap_security_cfm(conn, status, encrypt);
e9a416b5
JH		 861
862 if (conn->security_cfm_cb)
863 conn->security_cfm_cb(conn, status);
1da177e4
LT		 864}
865
1da177e4
LT		 866/* ----- HCI callbacks ----- */
867struct hci_cb {
868 struct list_head list;
869
870 char *name;
871
5a9d0a3f
WR		 872 void (*security_cfm) (struct hci_conn *conn, __u8 status,
873 __u8 encrypt);
1da177e4
LT		 874 void (*key_change_cfm) (struct hci_conn *conn, __u8 status);
875 void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role);
876};
877
878static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status)
879{
880 struct list_head *p;
8c1b2355 881 __u8 encrypt;
1da177e4
LT		 882
883 hci_proto_auth_cfm(conn, status);
884
51a8efd7 885 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags))
8c1b2355
MH		 886 return;
887
888 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
889
f20d09d5 890 read_lock(&hci_cb_list_lock);
1da177e4
LT		 891 list_for_each(p, &hci_cb_list) {
892 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
8c1b2355
MH		 893 if (cb->security_cfm)
894 cb->security_cfm(conn, status, encrypt);
1da177e4 895 }
f20d09d5 896 read_unlock(&hci_cb_list_lock);
1da177e4
LT		 897}
898
5a9d0a3f
WR		 899static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status,
900 __u8 encrypt)
1da177e4
LT		 901{
902 struct list_head *p;
903
435fef20
MH		 904 if (conn->sec_level == BT_SECURITY_SDP)
905 conn->sec_level = BT_SECURITY_LOW;
906
88167aed
VCG		 907 if (conn->pending_sec_level > conn->sec_level)
908 conn->sec_level = conn->pending_sec_level;
909
9719f8af 910 hci_proto_encrypt_cfm(conn, status, encrypt);
1da177e4 911
f20d09d5 912 read_lock(&hci_cb_list_lock);
1da177e4
LT		 913 list_for_each(p, &hci_cb_list) {
914 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
8c1b2355
MH		 915 if (cb->security_cfm)
916 cb->security_cfm(conn, status, encrypt);
1da177e4 917 }
f20d09d5 918 read_unlock(&hci_cb_list_lock);
1da177e4
LT		 919}
920
921static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status)
922{
923 struct list_head *p;
924
f20d09d5 925 read_lock(&hci_cb_list_lock);
1da177e4
LT		 926 list_for_each(p, &hci_cb_list) {
927 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
928 if (cb->key_change_cfm)
929 cb->key_change_cfm(conn, status);
930 }
f20d09d5 931 read_unlock(&hci_cb_list_lock);
1da177e4
LT		 932}
933
5a9d0a3f
WR		 934static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status,
935 __u8 role)
1da177e4
LT		 936{
937 struct list_head *p;
938
f20d09d5 939 read_lock(&hci_cb_list_lock);
1da177e4
LT		 940 list_for_each(p, &hci_cb_list) {
941 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
942 if (cb->role_switch_cfm)
943 cb->role_switch_cfm(conn, status, role);
944 }
f20d09d5 945 read_unlock(&hci_cb_list_lock);
1da177e4
LT		 946}
947
6759a675
JH		 948static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type)
949{
84d9d071 950 size_t parsed = 0;
6759a675 951
6c0c331e
JH		 952 if (data_len < 2)
953 return false;
954
84d9d071
JH		 955 while (parsed < data_len - 1) {
956 u8 field_len = data[0];
6759a675
JH		 957
958 if (field_len == 0)
959 break;
960
961 parsed += field_len + 1;
962
963 if (parsed > data_len)
964 break;
965
966 if (data[1] == type)
967 return true;
968
969 data += field_len + 1;
970 }
971
972 return false;
973}
974
9d939d94
VA		 975static inline size_t eir_get_length(u8 *eir, size_t eir_len)
976{
977 size_t parsed = 0;
978
979 while (parsed < eir_len) {
980 u8 field_len = eir[0];
981
982 if (field_len == 0)
983 return parsed;
984
985 parsed += field_len + 1;
986 eir += field_len + 1;
987 }
988
989 return eir_len;
990}
991
1dc06093 992static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data,
04124681 993 u8 data_len)
1dc06093
JH		 994{
995 eir[eir_len++] = sizeof(type) + data_len;
996 eir[eir_len++] = type;
997 memcpy(&eir[eir_len], data, data_len);
998 eir_len += data_len;
999
1000 return eir_len;
1001}
1002
1da177e4
LT		 1003int hci_register_cb(struct hci_cb *hcb);
1004int hci_unregister_cb(struct hci_cb *hcb);
1005
a9de9248 1006int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param);
73d80deb 1007void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags);
0d861d8b 1008void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb);
1da177e4 1009
a9de9248 1010void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode);
1da177e4 1011
1da177e4 1012/* ----- HCI Sockets ----- */
470fe1b5
MH		 1013void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb);
1014void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk);
cd82e61c 1015void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb);
1da177e4 1016
040030ef
MH		 1017void hci_sock_dev_event(struct hci_dev *hdev, int event);
1018
0381101f 1019/* Management interface */
591f47f3
AG		 1020#define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR))
1021#define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \
1022 BIT(BDADDR_LE_RANDOM))
1023#define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \
1024 BIT(BDADDR_LE_PUBLIC) | \
1025 BIT(BDADDR_LE_RANDOM))
f39799f5 1026
0381101f 1027int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len);
744cf19e
JH		 1028int mgmt_index_added(struct hci_dev *hdev);
1029int mgmt_index_removed(struct hci_dev *hdev);
1030int mgmt_powered(struct hci_dev *hdev, u8 powered);
1031int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable);
1032int mgmt_connectable(struct hci_dev *hdev, u8 connectable);
1033int mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status);
1034int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key,
745c0ce3 1035 bool persistent);
afc747a6 1036int mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681
GP		 1037 u8 addr_type, u32 flags, u8 *name, u8 name_len,
1038 u8 *dev_class);
afc747a6 1039int mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr,
f0d6a0ea 1040 u8 link_type, u8 addr_type, u8 reason);
88c3df13 1041int mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 1042 u8 link_type, u8 addr_type, u8 status);
48264f06 1043int mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681 1044 u8 addr_type, u8 status);
744cf19e
JH		 1045int mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure);
1046int mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 1047 u8 status);
744cf19e 1048int mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 1049 u8 status);
744cf19e 1050int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681
GP		 1051 u8 link_type, u8 addr_type, __le32 value,
1052 u8 confirm_hint);
744cf19e 1053int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 1054 u8 link_type, u8 addr_type, u8 status);
272d90df 1055int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 1056 u8 link_type, u8 addr_type, u8 status);
272d90df 1057int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 1058 u8 link_type, u8 addr_type);
604086b7 1059int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 1060 u8 link_type, u8 addr_type, u8 status);
272d90df 1061int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr,
04124681 1062 u8 link_type, u8 addr_type, u8 status);
92a25256
JH		 1063int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr,
1064 u8 link_type, u8 addr_type, u32 passkey,
1065 u8 entered);
bab73cb6 1066int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681 1067 u8 addr_type, u8 status);
33ef95ed 1068int mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status);
c0ecddc2 1069int mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status);
7f9a903c 1070int mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class,
04124681 1071 u8 status);
744cf19e
JH		 1072int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status);
1073int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash,
04124681 1074 u8 *randomizer, u8 status);
06199cf8 1075int mgmt_le_enable_complete(struct hci_dev *hdev, u8 enable, u8 status);
48264f06 1076int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681
GP		 1077 u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name,
1078 u8 ssp, u8 *eir, u16 eir_len);
b644ba33 1079int mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
04124681 1080 u8 addr_type, s8 rssi, u8 *name, u8 name_len);
7a135109 1081int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status);
e6d465cb 1082int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status);
744cf19e 1083int mgmt_discovering(struct hci_dev *hdev, u8 discovering);
5e0452c0 1084int mgmt_interleaved_discovery(struct hci_dev *hdev);
88c1fe4b
JH		 1085int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type);
1086int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type);
bb4b2a9a 1087bool mgmt_valid_hdev(struct hci_dev *hdev);
346af67b
VCG		 1088int mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, u8 persistent);
1089
1da177e4
LT		 1090/* HCI info for socket */
1091#define hci_pi(sk) ((struct hci_pinfo *) sk)
1092
1093struct hci_pinfo {
1094 struct bt_sock bt;
1095 struct hci_dev *hdev;
1096 struct hci_filter filter;
1097 __u32 cmsg_mask;
c02178d2 1098 unsigned short channel;
1da177e4
LT		 1099};
1100
1101/* HCI security filter */
1102#define HCI_SFLT_MAX_OGF 5
1103
1104struct hci_sec_filter {
1105 __u32 type_mask;
1106 __u32 event_mask[2];
1107 __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4];
1108};
1109
1110/* ----- HCI requests ----- */
1111#define HCI_REQ_DONE 0
1112#define HCI_REQ_PEND 1
1113#define HCI_REQ_CANCELED 2
1114
a6a67efd
TG		 1115#define hci_req_lock(d) mutex_lock(&d->req_lock)
1116#define hci_req_unlock(d) mutex_unlock(&d->req_lock)
1da177e4 1117
23bb5763 1118void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result);
1da177e4 1119
2ce603eb
CT		 1120void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max,
1121 u16 latency, u16 to_multiplier);
a7a595f6
VCG		 1122void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8],
1123 __u8 ltk[16]);
2519a1fc 1124int hci_do_inquiry(struct hci_dev *hdev, u8 length);
023d5049 1125int hci_cancel_inquiry(struct hci_dev *hdev);
28b75a89 1126int hci_le_scan(struct hci_dev *hdev, u8 type, u16 interval, u16 window,
04124681 1127 int timeout);
7dbfac1d 1128int hci_cancel_le_scan(struct hci_dev *hdev);
2519a1fc 1129
31f7956c
AG		 1130u8 bdaddr_to_le(u8 bdaddr_type);
1131
1da177e4 1132#endif /* __HCI_CORE_H */
Linux kernel - Deliverables
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