2 BlueZ - Bluetooth protocol stack for Linux
3 Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved.
5 Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
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;
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
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
18 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
21 COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
22 SOFTWARE IS DISCLAIMED.
28 #include <net/bluetooth/hci.h>
30 /* HCI upper protocols */
31 #define HCI_PROTO_L2CAP 0
32 #define HCI_PROTO_SCO 1
34 /* HCI Core structures */
38 __u8 pscan_period_mode;
46 struct inquiry_entry {
47 struct inquiry_entry *next;
49 struct inquiry_data data;
52 struct inquiry_cache {
55 struct inquiry_entry *list;
58 struct hci_conn_hash {
59 struct list_head list;
67 struct list_head list;
72 struct list_head list;
78 struct list_head list;
86 struct list_head list;
93 struct list_head list;
98 #define NUM_REASSEMBLY 4
100 struct list_head list;
110 __u8 dev_name[HCI_MAX_NAME_LENGTH];
111 __u8 eir[HCI_MAX_EIR_LENGTH];
132 __u16 sniff_min_interval;
133 __u16 sniff_max_interval;
135 unsigned int auto_accept_delay;
137 unsigned long quirks;
140 unsigned int acl_cnt;
141 unsigned int sco_cnt;
144 unsigned int acl_mtu;
145 unsigned int sco_mtu;
147 unsigned int acl_pkts;
148 unsigned int sco_pkts;
149 unsigned int le_pkts;
151 unsigned long acl_last_tx;
152 unsigned long sco_last_tx;
153 unsigned long le_last_tx;
155 struct workqueue_struct *workqueue;
157 struct work_struct power_on;
158 struct work_struct power_off;
159 struct timer_list off_timer;
161 struct timer_list cmd_timer;
162 struct tasklet_struct cmd_task;
163 struct tasklet_struct rx_task;
164 struct tasklet_struct tx_task;
166 struct sk_buff_head rx_q;
167 struct sk_buff_head raw_q;
168 struct sk_buff_head cmd_q;
170 struct sk_buff *sent_cmd;
171 struct sk_buff *reassembly[NUM_REASSEMBLY];
173 struct mutex req_lock;
174 wait_queue_head_t req_wait_q;
180 struct crypto_blkcipher *tfm;
182 struct inquiry_cache inq_cache;
183 struct hci_conn_hash conn_hash;
184 struct list_head blacklist;
186 struct list_head uuids;
188 struct list_head link_keys;
190 struct list_head remote_oob_data;
192 struct list_head adv_entries;
193 struct timer_list adv_timer;
195 struct hci_dev_stats stat;
197 struct sk_buff_head driver_init;
204 struct dentry *debugfs;
206 struct device *parent;
209 struct rfkill *rfkill;
211 struct module *owner;
213 int (*open)(struct hci_dev *hdev);
214 int (*close)(struct hci_dev *hdev);
215 int (*flush)(struct hci_dev *hdev);
216 int (*send)(struct sk_buff *skb);
217 void (*destruct)(struct hci_dev *hdev);
218 void (*notify)(struct hci_dev *hdev, unsigned int evt);
219 int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg);
223 struct list_head list;
245 __u8 pending_sec_level;
259 struct sk_buff_head data_q;
261 struct timer_list disc_timer;
262 struct timer_list idle_timer;
263 struct timer_list auto_accept_timer;
265 struct work_struct work_add;
266 struct work_struct work_del;
271 struct hci_dev *hdev;
275 struct hci_conn *link;
277 void (*connect_cfm_cb) (struct hci_conn *conn, u8 status);
278 void (*security_cfm_cb) (struct hci_conn *conn, u8 status);
279 void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason);
282 extern struct hci_proto *hci_proto[];
283 extern struct list_head hci_dev_list;
284 extern struct list_head hci_cb_list;
285 extern rwlock_t hci_dev_list_lock;
286 extern rwlock_t hci_cb_list_lock;
288 /* ----- Inquiry cache ----- */
289 #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */
290 #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */
292 #define inquiry_cache_lock(c) spin_lock(&c->lock)
293 #define inquiry_cache_unlock(c) spin_unlock(&c->lock)
294 #define inquiry_cache_lock_bh(c) spin_lock_bh(&c->lock)
295 #define inquiry_cache_unlock_bh(c) spin_unlock_bh(&c->lock)
297 static inline void inquiry_cache_init(struct hci_dev *hdev)
299 struct inquiry_cache *c = &hdev->inq_cache;
300 spin_lock_init(&c->lock);
304 static inline int inquiry_cache_empty(struct hci_dev *hdev)
306 struct inquiry_cache *c = &hdev->inq_cache;
307 return c->list == NULL;
310 static inline long inquiry_cache_age(struct hci_dev *hdev)
312 struct inquiry_cache *c = &hdev->inq_cache;
313 return jiffies - c->timestamp;
316 static inline long inquiry_entry_age(struct inquiry_entry *e)
318 return jiffies - e->timestamp;
321 struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev,
323 void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data);
325 /* ----- HCI Connections ----- */
328 HCI_CONN_REAUTH_PEND,
329 HCI_CONN_ENCRYPT_PEND,
330 HCI_CONN_RSWITCH_PEND,
331 HCI_CONN_MODE_CHANGE_PEND,
332 HCI_CONN_SCO_SETUP_PEND,
335 static inline void hci_conn_hash_init(struct hci_dev *hdev)
337 struct hci_conn_hash *h = &hdev->conn_hash;
338 INIT_LIST_HEAD(&h->list);
339 spin_lock_init(&h->lock);
344 static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)
346 struct hci_conn_hash *h = &hdev->conn_hash;
347 list_add(&c->list, &h->list);
362 static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c)
364 struct hci_conn_hash *h = &hdev->conn_hash;
380 static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev,
383 struct hci_conn_hash *h = &hdev->conn_hash;
387 list_for_each(p, &h->list) {
388 c = list_entry(p, struct hci_conn, list);
389 if (c->handle == handle)
395 static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev,
396 __u8 type, bdaddr_t *ba)
398 struct hci_conn_hash *h = &hdev->conn_hash;
402 list_for_each(p, &h->list) {
403 c = list_entry(p, struct hci_conn, list);
404 if (c->type == type && !bacmp(&c->dst, ba))
410 static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev,
411 __u8 type, __u16 state)
413 struct hci_conn_hash *h = &hdev->conn_hash;
417 list_for_each(p, &h->list) {
418 c = list_entry(p, struct hci_conn, list);
419 if (c->type == type && c->state == state)
425 void hci_acl_connect(struct hci_conn *conn);
426 void hci_acl_disconn(struct hci_conn *conn, __u8 reason);
427 void hci_add_sco(struct hci_conn *conn, __u16 handle);
428 void hci_setup_sync(struct hci_conn *conn, __u16 handle);
429 void hci_sco_setup(struct hci_conn *conn, __u8 status);
431 struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst);
432 int hci_conn_del(struct hci_conn *conn);
433 void hci_conn_hash_flush(struct hci_dev *hdev);
434 void hci_conn_check_pending(struct hci_dev *hdev);
436 struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst,
437 __u8 sec_level, __u8 auth_type);
438 int hci_conn_check_link_mode(struct hci_conn *conn);
439 int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level);
440 int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type);
441 int hci_conn_change_link_key(struct hci_conn *conn);
442 int hci_conn_switch_role(struct hci_conn *conn, __u8 role);
444 void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active);
445 void hci_conn_enter_sniff_mode(struct hci_conn *conn);
447 void hci_conn_hold_device(struct hci_conn *conn);
448 void hci_conn_put_device(struct hci_conn *conn);
450 static inline void hci_conn_hold(struct hci_conn *conn)
452 atomic_inc(&conn->refcnt);
453 del_timer(&conn->disc_timer);
456 static inline void hci_conn_put(struct hci_conn *conn)
458 if (atomic_dec_and_test(&conn->refcnt)) {
460 if (conn->type == ACL_LINK) {
461 del_timer(&conn->idle_timer);
462 if (conn->state == BT_CONNECTED) {
463 timeo = msecs_to_jiffies(conn->disc_timeout);
467 timeo = msecs_to_jiffies(10);
470 timeo = msecs_to_jiffies(10);
472 mod_timer(&conn->disc_timer, jiffies + timeo);
476 /* ----- HCI Devices ----- */
477 static inline void __hci_dev_put(struct hci_dev *d)
479 if (atomic_dec_and_test(&d->refcnt))
483 static inline void hci_dev_put(struct hci_dev *d)
486 module_put(d->owner);
489 static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d)
491 atomic_inc(&d->refcnt);
495 static inline struct hci_dev *hci_dev_hold(struct hci_dev *d)
497 if (try_module_get(d->owner))
498 return __hci_dev_hold(d);
502 #define hci_dev_lock(d) spin_lock(&d->lock)
503 #define hci_dev_unlock(d) spin_unlock(&d->lock)
504 #define hci_dev_lock_bh(d) spin_lock_bh(&d->lock)
505 #define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock)
507 struct hci_dev *hci_dev_get(int index);
508 struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst);
510 struct hci_dev *hci_alloc_dev(void);
511 void hci_free_dev(struct hci_dev *hdev);
512 int hci_register_dev(struct hci_dev *hdev);
513 int hci_unregister_dev(struct hci_dev *hdev);
514 int hci_suspend_dev(struct hci_dev *hdev);
515 int hci_resume_dev(struct hci_dev *hdev);
516 int hci_dev_open(__u16 dev);
517 int hci_dev_close(__u16 dev);
518 int hci_dev_reset(__u16 dev);
519 int hci_dev_reset_stat(__u16 dev);
520 int hci_dev_cmd(unsigned int cmd, void __user *arg);
521 int hci_get_dev_list(void __user *arg);
522 int hci_get_dev_info(void __user *arg);
523 int hci_get_conn_list(void __user *arg);
524 int hci_get_conn_info(struct hci_dev *hdev, void __user *arg);
525 int hci_get_auth_info(struct hci_dev *hdev, void __user *arg);
526 int hci_inquiry(void __user *arg);
528 struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr);
529 int hci_blacklist_clear(struct hci_dev *hdev);
530 int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr);
531 int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr);
533 int hci_uuids_clear(struct hci_dev *hdev);
535 int hci_link_keys_clear(struct hci_dev *hdev);
536 struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
537 int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key,
538 bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len);
539 int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
541 int hci_remote_oob_data_clear(struct hci_dev *hdev);
542 struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
544 int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
546 int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr);
548 #define ADV_CLEAR_TIMEOUT (3*60*HZ) /* Three minutes */
549 int hci_adv_entries_clear(struct hci_dev *hdev);
550 struct adv_entry *hci_find_adv_entry(struct hci_dev *hdev, bdaddr_t *bdaddr);
551 int hci_add_adv_entry(struct hci_dev *hdev,
552 struct hci_ev_le_advertising_info *ev);
554 void hci_del_off_timer(struct hci_dev *hdev);
556 void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
558 int hci_recv_frame(struct sk_buff *skb);
559 int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count);
560 int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count);
562 int hci_register_sysfs(struct hci_dev *hdev);
563 void hci_unregister_sysfs(struct hci_dev *hdev);
564 void hci_conn_init_sysfs(struct hci_conn *conn);
565 void hci_conn_add_sysfs(struct hci_conn *conn);
566 void hci_conn_del_sysfs(struct hci_conn *conn);
568 #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev))
570 /* ----- LMP capabilities ----- */
571 #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH)
572 #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT)
573 #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF)
574 #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR)
575 #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO)
576 #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR)
577 #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH)
578 #define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE)
580 /* ----- HCI protocols ----- */
588 int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr,
590 int (*connect_cfm) (struct hci_conn *conn, __u8 status);
591 int (*disconn_ind) (struct hci_conn *conn);
592 int (*disconn_cfm) (struct hci_conn *conn, __u8 reason);
593 int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb,
595 int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb);
596 int (*security_cfm) (struct hci_conn *conn, __u8 status,
600 static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr,
603 register struct hci_proto *hp;
606 hp = hci_proto[HCI_PROTO_L2CAP];
607 if (hp && hp->connect_ind)
608 mask |= hp->connect_ind(hdev, bdaddr, type);
610 hp = hci_proto[HCI_PROTO_SCO];
611 if (hp && hp->connect_ind)
612 mask |= hp->connect_ind(hdev, bdaddr, type);
617 static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status)
619 register struct hci_proto *hp;
621 hp = hci_proto[HCI_PROTO_L2CAP];
622 if (hp && hp->connect_cfm)
623 hp->connect_cfm(conn, status);
625 hp = hci_proto[HCI_PROTO_SCO];
626 if (hp && hp->connect_cfm)
627 hp->connect_cfm(conn, status);
629 if (conn->connect_cfm_cb)
630 conn->connect_cfm_cb(conn, status);
633 static inline int hci_proto_disconn_ind(struct hci_conn *conn)
635 register struct hci_proto *hp;
638 hp = hci_proto[HCI_PROTO_L2CAP];
639 if (hp && hp->disconn_ind)
640 reason = hp->disconn_ind(conn);
642 hp = hci_proto[HCI_PROTO_SCO];
643 if (hp && hp->disconn_ind)
644 reason = hp->disconn_ind(conn);
649 static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason)
651 register struct hci_proto *hp;
653 hp = hci_proto[HCI_PROTO_L2CAP];
654 if (hp && hp->disconn_cfm)
655 hp->disconn_cfm(conn, reason);
657 hp = hci_proto[HCI_PROTO_SCO];
658 if (hp && hp->disconn_cfm)
659 hp->disconn_cfm(conn, reason);
661 if (conn->disconn_cfm_cb)
662 conn->disconn_cfm_cb(conn, reason);
665 static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status)
667 register struct hci_proto *hp;
670 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
673 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
675 hp = hci_proto[HCI_PROTO_L2CAP];
676 if (hp && hp->security_cfm)
677 hp->security_cfm(conn, status, encrypt);
679 hp = hci_proto[HCI_PROTO_SCO];
680 if (hp && hp->security_cfm)
681 hp->security_cfm(conn, status, encrypt);
683 if (conn->security_cfm_cb)
684 conn->security_cfm_cb(conn, status);
687 static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status,
690 register struct hci_proto *hp;
692 hp = hci_proto[HCI_PROTO_L2CAP];
693 if (hp && hp->security_cfm)
694 hp->security_cfm(conn, status, encrypt);
696 hp = hci_proto[HCI_PROTO_SCO];
697 if (hp && hp->security_cfm)
698 hp->security_cfm(conn, status, encrypt);
700 if (conn->security_cfm_cb)
701 conn->security_cfm_cb(conn, status);
704 int hci_register_proto(struct hci_proto *hproto);
705 int hci_unregister_proto(struct hci_proto *hproto);
707 /* ----- HCI callbacks ----- */
709 struct list_head list;
713 void (*security_cfm) (struct hci_conn *conn, __u8 status,
715 void (*key_change_cfm) (struct hci_conn *conn, __u8 status);
716 void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role);
719 static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status)
724 hci_proto_auth_cfm(conn, status);
726 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
729 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
731 read_lock_bh(&hci_cb_list_lock);
732 list_for_each(p, &hci_cb_list) {
733 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
734 if (cb->security_cfm)
735 cb->security_cfm(conn, status, encrypt);
737 read_unlock_bh(&hci_cb_list_lock);
740 static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status,
745 if (conn->sec_level == BT_SECURITY_SDP)
746 conn->sec_level = BT_SECURITY_LOW;
748 if (conn->pending_sec_level > conn->sec_level)
749 conn->sec_level = conn->pending_sec_level;
751 hci_proto_encrypt_cfm(conn, status, encrypt);
753 read_lock_bh(&hci_cb_list_lock);
754 list_for_each(p, &hci_cb_list) {
755 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
756 if (cb->security_cfm)
757 cb->security_cfm(conn, status, encrypt);
759 read_unlock_bh(&hci_cb_list_lock);
762 static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status)
766 read_lock_bh(&hci_cb_list_lock);
767 list_for_each(p, &hci_cb_list) {
768 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
769 if (cb->key_change_cfm)
770 cb->key_change_cfm(conn, status);
772 read_unlock_bh(&hci_cb_list_lock);
775 static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status,
780 read_lock_bh(&hci_cb_list_lock);
781 list_for_each(p, &hci_cb_list) {
782 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
783 if (cb->role_switch_cfm)
784 cb->role_switch_cfm(conn, status, role);
786 read_unlock_bh(&hci_cb_list_lock);
789 int hci_register_cb(struct hci_cb *hcb);
790 int hci_unregister_cb(struct hci_cb *hcb);
792 int hci_register_notifier(struct notifier_block *nb);
793 int hci_unregister_notifier(struct notifier_block *nb);
795 int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param);
796 void hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags);
797 void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb);
799 void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode);
801 void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data);
803 /* ----- HCI Sockets ----- */
804 void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb,
805 struct sock *skip_sk);
807 /* Management interface */
808 int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len);
809 int mgmt_index_added(u16 index);
810 int mgmt_index_removed(u16 index);
811 int mgmt_powered(u16 index, u8 powered);
812 int mgmt_discoverable(u16 index, u8 discoverable);
813 int mgmt_connectable(u16 index, u8 connectable);
814 int mgmt_new_key(u16 index, struct link_key *key, u8 persistent);
815 int mgmt_connected(u16 index, bdaddr_t *bdaddr);
816 int mgmt_disconnected(u16 index, bdaddr_t *bdaddr);
817 int mgmt_disconnect_failed(u16 index);
818 int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status);
819 int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure);
820 int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
821 int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
822 int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value,
824 int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
825 int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr,
827 int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status);
828 int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status);
829 int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer,
831 int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi,
833 int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name);
834 int mgmt_discovering(u16 index, u8 discovering);
836 /* HCI info for socket */
837 #define hci_pi(sk) ((struct hci_pinfo *) sk)
841 struct hci_dev *hdev;
842 struct hci_filter filter;
844 unsigned short channel;
847 /* HCI security filter */
848 #define HCI_SFLT_MAX_OGF 5
850 struct hci_sec_filter {
853 __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4];
856 /* ----- HCI requests ----- */
857 #define HCI_REQ_DONE 0
858 #define HCI_REQ_PEND 1
859 #define HCI_REQ_CANCELED 2
861 #define hci_req_lock(d) mutex_lock(&d->req_lock)
862 #define hci_req_unlock(d) mutex_unlock(&d->req_lock)
864 void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result);
866 void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max,
867 u16 latency, u16 to_multiplier);
868 void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8],
870 void hci_le_ltk_reply(struct hci_conn *conn, u8 ltk[16]);
871 void hci_le_ltk_neg_reply(struct hci_conn *conn);
873 #endif /* __HCI_CORE_H */