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Bluetooth: Add automated SSP user confirmation responses
[GitHub/mt8127/android_kernel_alcatel_ttab.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
30/* HCI upper protocols */
31#define HCI_PROTO_L2CAP 0
32#define HCI_PROTO_SCO 1
33
1da177e4 34/* HCI Core structures */
1da177e4
LT		 35struct inquiry_data {
36 bdaddr_t bdaddr;
37 __u8 pscan_rep_mode;
38 __u8 pscan_period_mode;
39 __u8 pscan_mode;
40 __u8 dev_class[3];
1ebb9252 41 __le16 clock_offset;
1da177e4 42 __s8 rssi;
41a96212 43 __u8 ssp_mode;
1da177e4
LT		 44};
45
46struct inquiry_entry {
70f23020 47 struct inquiry_entry *next;
1da177e4
LT		 48 __u32 timestamp;
49 struct inquiry_data data;
50};
51
52struct inquiry_cache {
70f23020 53 spinlock_t lock;
1da177e4 54 __u32 timestamp;
70f23020 55 struct inquiry_entry *list;
1da177e4
LT		 56};
57
58struct hci_conn_hash {
59 struct list_head list;
60 spinlock_t lock;
61 unsigned int acl_num;
62 unsigned int sco_num;
fcd89c09 63 unsigned int le_num;
1da177e4
LT		 64};
65
f0358568
JH		 66struct bdaddr_list {
67 struct list_head list;
68 bdaddr_t bdaddr;
69};
2aeb9a1a
JH		 70
71struct bt_uuid {
72 struct list_head list;
73 u8 uuid[16];
1aff6f09 74 u8 svc_hint;
2aeb9a1a
JH		 75};
76
55ed8ca1
JH		 77struct link_key {
78 struct list_head list;
79 bdaddr_t bdaddr;
80 u8 type;
81 u8 val[16];
82 u8 pin_len;
83};
84
2763eda6
SJ		 85struct oob_data {
86 struct list_head list;
87 bdaddr_t bdaddr;
88 u8 hash[16];
89 u8 randomizer[16];
90};
91
cd4c5391 92#define NUM_REASSEMBLY 4
1da177e4
LT		 93struct hci_dev {
94 struct list_head list;
95 spinlock_t lock;
96 atomic_t refcnt;
97
98 char name[8];
99 unsigned long flags;
100 __u16 id;
c13854ce 101 __u8 bus;
943da25d 102 __u8 dev_type;
1da177e4 103 bdaddr_t bdaddr;
1f6c6378 104 __u8 dev_name[HCI_MAX_NAME_LENGTH];
80a1e1db 105 __u8 eir[HCI_MAX_EIR_LENGTH];
a9de9248 106 __u8 dev_class[3];
1aff6f09
JH		 107 __u8 major_class;
108 __u8 minor_class;
1da177e4 109 __u8 features[8];
a9de9248 110 __u8 commands[64];
333140b5 111 __u8 ssp_mode;
1143e5a6
MH		 112 __u8 hci_ver;
113 __u16 hci_rev;
d5859e22 114 __u8 lmp_ver;
1143e5a6 115 __u16 manufacturer;
d5859e22 116 __le16 lmp_subver;
1da177e4 117 __u16 voice_setting;
17fa4b9d 118 __u8 io_capability;
1da177e4
LT		 119
120 __u16 pkt_type;
5b7f9909 121 __u16 esco_type;
1da177e4
LT		 122 __u16 link_policy;
123 __u16 link_mode;
124
04837f64
MH		 125 __u32 idle_timeout;
126 __u16 sniff_min_interval;
127 __u16 sniff_max_interval;
128
1da177e4
LT		 129 unsigned long quirks;
130
131 atomic_t cmd_cnt;
132 unsigned int acl_cnt;
133 unsigned int sco_cnt;
6ed58ec5 134 unsigned int le_cnt;
1da177e4
LT		 135
136 unsigned int acl_mtu;
137 unsigned int sco_mtu;
6ed58ec5 138 unsigned int le_mtu;
1da177e4
LT		 139 unsigned int acl_pkts;
140 unsigned int sco_pkts;
6ed58ec5 141 unsigned int le_pkts;
1da177e4 142
1da177e4
LT		 143 unsigned long acl_last_tx;
144 unsigned long sco_last_tx;
6ed58ec5 145 unsigned long le_last_tx;
1da177e4 146
f48fd9c8
MH		 147 struct workqueue_struct *workqueue;
148
ab81cbf9
JH		 149 struct work_struct power_on;
150 struct work_struct power_off;
151 struct timer_list off_timer;
152
6bd32326 153 struct timer_list cmd_timer;
1da177e4
LT		 154 struct tasklet_struct cmd_task;
155 struct tasklet_struct rx_task;
156 struct tasklet_struct tx_task;
157
158 struct sk_buff_head rx_q;
159 struct sk_buff_head raw_q;
160 struct sk_buff_head cmd_q;
161
162 struct sk_buff *sent_cmd;
cd4c5391 163 struct sk_buff *reassembly[NUM_REASSEMBLY];
1da177e4 164
a6a67efd 165 struct mutex req_lock;
1da177e4
LT		 166 wait_queue_head_t req_wait_q;
167 __u32 req_status;
168 __u32 req_result;
a5040efa
JH		 169
170 __u16 init_last_cmd;
1da177e4
LT		 171
172 struct inquiry_cache inq_cache;
173 struct hci_conn_hash conn_hash;
ea4bd8ba 174 struct list_head blacklist;
1da177e4 175
2aeb9a1a
JH		 176 struct list_head uuids;
177
55ed8ca1
JH		 178 struct list_head link_keys;
179
2763eda6
SJ		 180 struct list_head remote_oob_data;
181
1da177e4
LT		 182 struct hci_dev_stats stat;
183
184 struct sk_buff_head driver_init;
185
186 void *driver_data;
187 void *core_data;
188
70f23020 189 atomic_t promisc;
1da177e4 190
ca325f69
MH		 191 struct dentry *debugfs;
192
a91f2e39
MH		 193 struct device *parent;
194 struct device dev;
1da177e4 195
611b30f7
MH		 196 struct rfkill *rfkill;
197
70f23020 198 struct module *owner;
1da177e4
LT		 199
200 int (*open)(struct hci_dev *hdev);
201 int (*close)(struct hci_dev *hdev);
202 int (*flush)(struct hci_dev *hdev);
203 int (*send)(struct sk_buff *skb);
204 void (*destruct)(struct hci_dev *hdev);
205 void (*notify)(struct hci_dev *hdev, unsigned int evt);
206 int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg);
207};
208
209struct hci_conn {
210 struct list_head list;
211
adc4266d
SJ		 212 atomic_t refcnt;
213 spinlock_t lock;
214
215 bdaddr_t dst;
216 __u16 handle;
217 __u16 state;
218 __u8 mode;
219 __u8 type;
220 __u8 out;
221 __u8 attempt;
222 __u8 dev_class[3];
223 __u8 features[8];
224 __u8 ssp_mode;
225 __u16 interval;
226 __u16 pkt_type;
227 __u16 link_policy;
228 __u32 link_mode;
13d39315 229 __u8 key_type;
adc4266d
SJ		 230 __u8 auth_type;
231 __u8 sec_level;
232 __u8 pending_sec_level;
233 __u8 pin_length;
234 __u8 io_capability;
235 __u8 power_save;
236 __u16 disc_timeout;
237 unsigned long pend;
04837f64 238
03b555e1
JH		 239 __u8 remote_cap;
240 __u8 remote_oob;
241 __u8 remote_auth;
242
adc4266d 243 unsigned int sent;
04837f64 244
1da177e4
LT		 245 struct sk_buff_head data_q;
246
04837f64
MH		 247 struct timer_list disc_timer;
248 struct timer_list idle_timer;
249
f3784d83
RQ		 250 struct work_struct work_add;
251 struct work_struct work_del;
b219e3ac
MH		 252
253 struct device dev;
9eba32b8 254 atomic_t devref;
b219e3ac 255
1da177e4
LT		 256 struct hci_dev *hdev;
257 void *l2cap_data;
258 void *sco_data;
259 void *priv;
260
261 struct hci_conn *link;
e9a416b5
JH		 262
263 void (*connect_cfm_cb) (struct hci_conn *conn, u8 status);
264 void (*security_cfm_cb) (struct hci_conn *conn, u8 status);
265 void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason);
1da177e4
LT		 266};
267
268extern struct hci_proto *hci_proto[];
269extern struct list_head hci_dev_list;
270extern struct list_head hci_cb_list;
271extern rwlock_t hci_dev_list_lock;
272extern rwlock_t hci_cb_list_lock;
273
274/* ----- Inquiry cache ----- */
70f23020
AE		 275#define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */
276#define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */
1da177e4
LT		 277
278#define inquiry_cache_lock(c) spin_lock(&c->lock)
279#define inquiry_cache_unlock(c) spin_unlock(&c->lock)
280#define inquiry_cache_lock_bh(c) spin_lock_bh(&c->lock)
281#define inquiry_cache_unlock_bh(c) spin_unlock_bh(&c->lock)
282
283static inline void inquiry_cache_init(struct hci_dev *hdev)
284{
285 struct inquiry_cache *c = &hdev->inq_cache;
286 spin_lock_init(&c->lock);
287 c->list = NULL;
288}
289
290static inline int inquiry_cache_empty(struct hci_dev *hdev)
291{
292 struct inquiry_cache *c = &hdev->inq_cache;
a02cec21 293 return c->list == NULL;
1da177e4
LT		 294}
295
296static inline long inquiry_cache_age(struct hci_dev *hdev)
297{
298 struct inquiry_cache *c = &hdev->inq_cache;
299 return jiffies - c->timestamp;
300}
301
302static inline long inquiry_entry_age(struct inquiry_entry *e)
303{
304 return jiffies - e->timestamp;
305}
306
307struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr);
308void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data);
309
310/* ----- HCI Connections ----- */
311enum {
312 HCI_CONN_AUTH_PEND,
313 HCI_CONN_ENCRYPT_PEND,
04837f64
MH		 314 HCI_CONN_RSWITCH_PEND,
315 HCI_CONN_MODE_CHANGE_PEND,
e73439d8 316 HCI_CONN_SCO_SETUP_PEND,
1da177e4
LT		 317};
318
319static inline void hci_conn_hash_init(struct hci_dev *hdev)
320{
321 struct hci_conn_hash *h = &hdev->conn_hash;
322 INIT_LIST_HEAD(&h->list);
323 spin_lock_init(&h->lock);
324 h->acl_num = 0;
325 h->sco_num = 0;
326}
327
328static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)
329{
330 struct hci_conn_hash *h = &hdev->conn_hash;
331 list_add(&c->list, &h->list);
fcd89c09
VT		 332 switch (c->type) {
333 case ACL_LINK:
1da177e4 334 h->acl_num++;
fcd89c09
VT		 335 break;
336 case LE_LINK:
337 h->le_num++;
338 break;
339 case SCO_LINK:
340 case ESCO_LINK:
1da177e4 341 h->sco_num++;
fcd89c09
VT		 342 break;
343 }
1da177e4
LT		 344}
345
346static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c)
347{
348 struct hci_conn_hash *h = &hdev->conn_hash;
349 list_del(&c->list);
fcd89c09
VT		 350 switch (c->type) {
351 case ACL_LINK:
1da177e4 352 h->acl_num--;
fcd89c09
VT		 353 break;
354 case LE_LINK:
355 h->le_num--;
356 break;
357 case SCO_LINK:
358 case ESCO_LINK:
1da177e4 359 h->sco_num--;
fcd89c09
VT		 360 break;
361 }
1da177e4
LT		 362}
363
364static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev,
adc4266d 365 __u16 handle)
1da177e4
LT		 366{
367 struct hci_conn_hash *h = &hdev->conn_hash;
368 struct list_head *p;
369 struct hci_conn *c;
370
371 list_for_each(p, &h->list) {
372 c = list_entry(p, struct hci_conn, list);
373 if (c->handle == handle)
374 return c;
375 }
376 return NULL;
377}
378
379static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev,
adc4266d 380 __u8 type, bdaddr_t *ba)
1da177e4
LT		 381{
382 struct hci_conn_hash *h = &hdev->conn_hash;
383 struct list_head *p;
384 struct hci_conn *c;
385
386 list_for_each(p, &h->list) {
387 c = list_entry(p, struct hci_conn, list);
388 if (c->type == type && !bacmp(&c->dst, ba))
389 return c;
390 }
391 return NULL;
392}
393
4c67bc74 394static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev,
adc4266d 395 __u8 type, __u16 state)
4c67bc74
MH		 396{
397 struct hci_conn_hash *h = &hdev->conn_hash;
398 struct list_head *p;
399 struct hci_conn *c;
400
401 list_for_each(p, &h->list) {
402 c = list_entry(p, struct hci_conn, list);
403 if (c->type == type && c->state == state)
404 return c;
405 }
406 return NULL;
407}
408
409void hci_acl_connect(struct hci_conn *conn);
1da177e4
LT		 410void hci_acl_disconn(struct hci_conn *conn, __u8 reason);
411void hci_add_sco(struct hci_conn *conn, __u16 handle);
b6a0dc82 412void hci_setup_sync(struct hci_conn *conn, __u16 handle);
e73439d8 413void hci_sco_setup(struct hci_conn *conn, __u8 status);
1da177e4
LT		 414
415struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst);
a9de9248
MH		 416int hci_conn_del(struct hci_conn *conn);
417void hci_conn_hash_flush(struct hci_dev *hdev);
418void hci_conn_check_pending(struct hci_dev *hdev);
1da177e4 419
8c1b2355 420struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 sec_level, __u8 auth_type);
e7c29cb1 421int hci_conn_check_link_mode(struct hci_conn *conn);
0684e5f9 422int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type);
1da177e4 423int hci_conn_change_link_key(struct hci_conn *conn);
8c1b2355 424int hci_conn_switch_role(struct hci_conn *conn, __u8 role);
1da177e4 425
04837f64
MH		 426void hci_conn_enter_active_mode(struct hci_conn *conn);
427void hci_conn_enter_sniff_mode(struct hci_conn *conn);
1da177e4 428
9eba32b8
MH		 429void hci_conn_hold_device(struct hci_conn *conn);
430void hci_conn_put_device(struct hci_conn *conn);
431
1da177e4
LT		 432static inline void hci_conn_hold(struct hci_conn *conn)
433{
434 atomic_inc(&conn->refcnt);
04837f64 435 del_timer(&conn->disc_timer);
1da177e4
LT		 436}
437
438static inline void hci_conn_put(struct hci_conn *conn)
439{
440 if (atomic_dec_and_test(&conn->refcnt)) {
04837f64 441 unsigned long timeo;
1da177e4 442 if (conn->type == ACL_LINK) {
04837f64 443 del_timer(&conn->idle_timer);
6ac59344 444 if (conn->state == BT_CONNECTED) {
052b30b0 445 timeo = msecs_to_jiffies(conn->disc_timeout);
6ac59344 446 if (!conn->out)
052b30b0 447 timeo *= 2;
6ac59344
MH		 448 } else
449 timeo = msecs_to_jiffies(10);
1da177e4 450 } else
04837f64
MH		 451 timeo = msecs_to_jiffies(10);
452 mod_timer(&conn->disc_timer, jiffies + timeo);
1da177e4
LT		 453 }
454}
455
1da177e4
LT		 456/* ----- HCI Devices ----- */
457static inline void __hci_dev_put(struct hci_dev *d)
458{
459 if (atomic_dec_and_test(&d->refcnt))
460 d->destruct(d);
461}
462
463static inline void hci_dev_put(struct hci_dev *d)
04fafe4e 464{
1da177e4
LT		 465 __hci_dev_put(d);
466 module_put(d->owner);
467}
468
469static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d)
470{
471 atomic_inc(&d->refcnt);
472 return d;
473}
474
475static inline struct hci_dev *hci_dev_hold(struct hci_dev *d)
476{
477 if (try_module_get(d->owner))
478 return __hci_dev_hold(d);
479 return NULL;
480}
481
482#define hci_dev_lock(d) spin_lock(&d->lock)
483#define hci_dev_unlock(d) spin_unlock(&d->lock)
484#define hci_dev_lock_bh(d) spin_lock_bh(&d->lock)
485#define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock)
486
487struct hci_dev *hci_dev_get(int index);
488struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst);
489
490struct hci_dev *hci_alloc_dev(void);
491void hci_free_dev(struct hci_dev *hdev);
492int hci_register_dev(struct hci_dev *hdev);
493int hci_unregister_dev(struct hci_dev *hdev);
494int hci_suspend_dev(struct hci_dev *hdev);
495int hci_resume_dev(struct hci_dev *hdev);
496int hci_dev_open(__u16 dev);
497int hci_dev_close(__u16 dev);
498int hci_dev_reset(__u16 dev);
499int hci_dev_reset_stat(__u16 dev);
500int hci_dev_cmd(unsigned int cmd, void __user *arg);
501int hci_get_dev_list(void __user *arg);
502int hci_get_dev_info(void __user *arg);
503int hci_get_conn_list(void __user *arg);
504int hci_get_conn_info(struct hci_dev *hdev, void __user *arg);
40be492f 505int hci_get_auth_info(struct hci_dev *hdev, void __user *arg);
1da177e4
LT		 506int hci_inquiry(void __user *arg);
507
f0358568
JH		 508struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr);
509int hci_blacklist_clear(struct hci_dev *hdev);
510
2aeb9a1a
JH		 511int hci_uuids_clear(struct hci_dev *hdev);
512
55ed8ca1
JH		 513int hci_link_keys_clear(struct hci_dev *hdev);
514struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
515int hci_add_link_key(struct hci_dev *hdev, int new_key, bdaddr_t *bdaddr,
516 u8 *key, u8 type, u8 pin_len);
517int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
518
2763eda6
SJ		 519int hci_remote_oob_data_clear(struct hci_dev *hdev);
520struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
521 bdaddr_t *bdaddr);
522int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
523 u8 *randomizer);
524int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr);
525
ab81cbf9
JH		 526void hci_del_off_timer(struct hci_dev *hdev);
527
1da177e4
LT		 528void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
529
76bca880 530int hci_recv_frame(struct sk_buff *skb);
ef222013 531int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count);
99811510 532int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count);
ef222013 533
1da177e4
LT		 534int hci_register_sysfs(struct hci_dev *hdev);
535void hci_unregister_sysfs(struct hci_dev *hdev);
a67e899c 536void hci_conn_init_sysfs(struct hci_conn *conn);
b219e3ac
MH		 537void hci_conn_add_sysfs(struct hci_conn *conn);
538void hci_conn_del_sysfs(struct hci_conn *conn);
1da177e4 539
a91f2e39 540#define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev))
1da177e4
LT		 541
542/* ----- LMP capabilities ----- */
04837f64
MH		 543#define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH)
544#define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT)
545#define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF)
546#define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR)
5b7f9909 547#define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO)
769be974 548#define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR)
e702112f 549#define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH)
6ed58ec5 550#define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE)
1da177e4
LT		 551
552/* ----- HCI protocols ----- */
553struct hci_proto {
8c1b2355 554 char *name;
1da177e4
LT		 555 unsigned int id;
556 unsigned long flags;
557
558 void *priv;
559
8c1b2355 560 int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type);
1da177e4 561 int (*connect_cfm) (struct hci_conn *conn, __u8 status);
2950f21a
MH		 562 int (*disconn_ind) (struct hci_conn *conn);
563 int (*disconn_cfm) (struct hci_conn *conn, __u8 reason);
1da177e4
LT		 564 int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb, __u16 flags);
565 int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb);
8c1b2355 566 int (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt);
1da177e4
LT		 567};
568
569static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type)
570{
571 register struct hci_proto *hp;
572 int mask = 0;
8c1b2355 573
1da177e4
LT		 574 hp = hci_proto[HCI_PROTO_L2CAP];
575 if (hp && hp->connect_ind)
576 mask |= hp->connect_ind(hdev, bdaddr, type);
577
578 hp = hci_proto[HCI_PROTO_SCO];
579 if (hp && hp->connect_ind)
580 mask |= hp->connect_ind(hdev, bdaddr, type);
581
582 return mask;
583}
584
585static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status)
586{
587 register struct hci_proto *hp;
588
589 hp = hci_proto[HCI_PROTO_L2CAP];
590 if (hp && hp->connect_cfm)
591 hp->connect_cfm(conn, status);
592
593 hp = hci_proto[HCI_PROTO_SCO];
594 if (hp && hp->connect_cfm)
595 hp->connect_cfm(conn, status);
e9a416b5
JH		 596
597 if (conn->connect_cfm_cb)
598 conn->connect_cfm_cb(conn, status);
1da177e4
LT		 599}
600
2950f21a 601static inline int hci_proto_disconn_ind(struct hci_conn *conn)
1da177e4
LT		 602{
603 register struct hci_proto *hp;
2950f21a 604 int reason = 0x13;
1da177e4
LT		 605
606 hp = hci_proto[HCI_PROTO_L2CAP];
607 if (hp && hp->disconn_ind)
2950f21a 608 reason = hp->disconn_ind(conn);
1da177e4
LT		 609
610 hp = hci_proto[HCI_PROTO_SCO];
611 if (hp && hp->disconn_ind)
2950f21a
MH		 612 reason = hp->disconn_ind(conn);
613
614 return reason;
615}
616
617static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason)
618{
619 register struct hci_proto *hp;
620
621 hp = hci_proto[HCI_PROTO_L2CAP];
622 if (hp && hp->disconn_cfm)
623 hp->disconn_cfm(conn, reason);
624
625 hp = hci_proto[HCI_PROTO_SCO];
626 if (hp && hp->disconn_cfm)
627 hp->disconn_cfm(conn, reason);
e9a416b5
JH		 628
629 if (conn->disconn_cfm_cb)
630 conn->disconn_cfm_cb(conn, reason);
1da177e4
LT		 631}
632
633static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status)
634{
635 register struct hci_proto *hp;
8c1b2355
MH		 636 __u8 encrypt;
637
638 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
639 return;
640
641 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
1da177e4
LT		 642
643 hp = hci_proto[HCI_PROTO_L2CAP];
8c1b2355
MH		 644 if (hp && hp->security_cfm)
645 hp->security_cfm(conn, status, encrypt);
1da177e4
LT		 646
647 hp = hci_proto[HCI_PROTO_SCO];
8c1b2355
MH		 648 if (hp && hp->security_cfm)
649 hp->security_cfm(conn, status, encrypt);
e9a416b5
JH		 650
651 if (conn->security_cfm_cb)
652 conn->security_cfm_cb(conn, status);
1da177e4
LT		 653}
654
9719f8af 655static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt)
1da177e4
LT		 656{
657 register struct hci_proto *hp;
658
659 hp = hci_proto[HCI_PROTO_L2CAP];
8c1b2355
MH		 660 if (hp && hp->security_cfm)
661 hp->security_cfm(conn, status, encrypt);
1da177e4
LT		 662
663 hp = hci_proto[HCI_PROTO_SCO];
8c1b2355
MH		 664 if (hp && hp->security_cfm)
665 hp->security_cfm(conn, status, encrypt);
e9a416b5
JH		 666
667 if (conn->security_cfm_cb)
668 conn->security_cfm_cb(conn, status);
1da177e4
LT		 669}
670
671int hci_register_proto(struct hci_proto *hproto);
672int hci_unregister_proto(struct hci_proto *hproto);
673
674/* ----- HCI callbacks ----- */
675struct hci_cb {
676 struct list_head list;
677
678 char *name;
679
8c1b2355 680 void (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt);
1da177e4
LT		 681 void (*key_change_cfm) (struct hci_conn *conn, __u8 status);
682 void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role);
683};
684
685static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status)
686{
687 struct list_head *p;
8c1b2355 688 __u8 encrypt;
1da177e4
LT		 689
690 hci_proto_auth_cfm(conn, status);
691
8c1b2355
MH		 692 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
693 return;
694
695 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
696
1da177e4
LT		 697 read_lock_bh(&hci_cb_list_lock);
698 list_for_each(p, &hci_cb_list) {
699 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
8c1b2355
MH		 700 if (cb->security_cfm)
701 cb->security_cfm(conn, status, encrypt);
1da177e4
LT		 702 }
703 read_unlock_bh(&hci_cb_list_lock);
704}
705
706static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt)
707{
708 struct list_head *p;
709
435fef20
MH		 710 if (conn->sec_level == BT_SECURITY_SDP)
711 conn->sec_level = BT_SECURITY_LOW;
712
9719f8af 713 hci_proto_encrypt_cfm(conn, status, encrypt);
1da177e4
LT		 714
715 read_lock_bh(&hci_cb_list_lock);
716 list_for_each(p, &hci_cb_list) {
717 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
8c1b2355
MH		 718 if (cb->security_cfm)
719 cb->security_cfm(conn, status, encrypt);
1da177e4
LT		 720 }
721 read_unlock_bh(&hci_cb_list_lock);
722}
723
724static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status)
725{
726 struct list_head *p;
727
728 read_lock_bh(&hci_cb_list_lock);
729 list_for_each(p, &hci_cb_list) {
730 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
731 if (cb->key_change_cfm)
732 cb->key_change_cfm(conn, status);
733 }
734 read_unlock_bh(&hci_cb_list_lock);
735}
736
737static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, __u8 role)
738{
739 struct list_head *p;
740
741 read_lock_bh(&hci_cb_list_lock);
742 list_for_each(p, &hci_cb_list) {
743 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
744 if (cb->role_switch_cfm)
745 cb->role_switch_cfm(conn, status, role);
746 }
747 read_unlock_bh(&hci_cb_list_lock);
748}
749
750int hci_register_cb(struct hci_cb *hcb);
751int hci_unregister_cb(struct hci_cb *hcb);
752
753int hci_register_notifier(struct notifier_block *nb);
754int hci_unregister_notifier(struct notifier_block *nb);
755
a9de9248 756int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param);
9a9c6a34 757void hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags);
0d861d8b 758void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb);
1da177e4 759
a9de9248 760void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode);
1da177e4
LT		 761
762void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data);
763
764/* ----- HCI Sockets ----- */
eec8d2bc
JH		 765void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb,
766 struct sock *skip_sk);
1da177e4 767
0381101f
JH		 768/* Management interface */
769int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len);
c71e97bf
JH		 770int mgmt_index_added(u16 index);
771int mgmt_index_removed(u16 index);
5add6af8 772int mgmt_powered(u16 index, u8 powered);
73f22f62 773int mgmt_discoverable(u16 index, u8 discoverable);
9fbcbb45 774int mgmt_connectable(u16 index, u8 connectable);
55ed8ca1 775int mgmt_new_key(u16 index, struct link_key *key, u8 old_key_type);
f7520543
JH		 776int mgmt_connected(u16 index, bdaddr_t *bdaddr);
777int mgmt_disconnected(u16 index, bdaddr_t *bdaddr);
8962ee74 778int mgmt_disconnect_failed(u16 index);
17d5c04c 779int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status);
a770bb5a 780int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure);
980e1a53
JH		 781int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
782int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
a5c29683
JH		 783int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value);
784int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
785int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr,
786 u8 status);
2a611692 787int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status);
b312b161 788int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status);
c35938b2
SJ		 789int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer,
790 u8 status);
e17acd40
JH		 791int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi,
792 u8 *eir);
a88a9652 793int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name);
314b2381 794int mgmt_discovering(u16 index, u8 discovering);
0381101f 795
1da177e4
LT		 796/* HCI info for socket */
797#define hci_pi(sk) ((struct hci_pinfo *) sk)
798
799struct hci_pinfo {
800 struct bt_sock bt;
801 struct hci_dev *hdev;
802 struct hci_filter filter;
803 __u32 cmsg_mask;
c02178d2 804 unsigned short channel;
1da177e4
LT		 805};
806
807/* HCI security filter */
808#define HCI_SFLT_MAX_OGF 5
809
810struct hci_sec_filter {
811 __u32 type_mask;
812 __u32 event_mask[2];
813 __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4];
814};
815
816/* ----- HCI requests ----- */
817#define HCI_REQ_DONE 0
818#define HCI_REQ_PEND 1
819#define HCI_REQ_CANCELED 2
820
a6a67efd
TG		 821#define hci_req_lock(d) mutex_lock(&d->req_lock)
822#define hci_req_unlock(d) mutex_unlock(&d->req_lock)
1da177e4 823
23bb5763 824void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result);
1da177e4 825
2ce603eb
CT		 826void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max,
827 u16 latency, u16 to_multiplier);
1da177e4 828#endif /* __HCI_CORE_H */
kernel source for telekom puls (alcatel/mediatek)