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 <linux/interrupt.h>
29 #include <net/bluetooth/hci.h>
31 /* HCI upper protocols */
32 #define HCI_PROTO_L2CAP 0
33 #define HCI_PROTO_SCO 1
35 /* HCI Core structures */
39 __u8 pscan_period_mode;
47 struct inquiry_entry {
48 struct inquiry_entry *next;
50 struct inquiry_data data;
53 struct inquiry_cache {
56 struct inquiry_entry *list;
59 struct hci_conn_hash {
60 struct list_head list;
68 struct list_head list;
73 struct list_head list;
78 struct key_master_id {
83 struct link_key_data {
93 struct list_head list;
103 struct list_head list;
110 struct list_head list;
115 #define NUM_REASSEMBLY 4
117 struct list_head list;
127 __u8 dev_name[HCI_MAX_NAME_LENGTH];
128 __u8 eir[HCI_MAX_EIR_LENGTH];
150 __u16 sniff_min_interval;
151 __u16 sniff_max_interval;
153 unsigned int auto_accept_delay;
155 unsigned long quirks;
158 unsigned int acl_cnt;
159 unsigned int sco_cnt;
162 unsigned int acl_mtu;
163 unsigned int sco_mtu;
165 unsigned int acl_pkts;
166 unsigned int sco_pkts;
167 unsigned int le_pkts;
169 unsigned long acl_last_tx;
170 unsigned long sco_last_tx;
171 unsigned long le_last_tx;
173 struct workqueue_struct *workqueue;
175 struct work_struct power_on;
176 struct work_struct power_off;
177 struct timer_list off_timer;
179 struct timer_list cmd_timer;
180 struct tasklet_struct cmd_task;
181 struct tasklet_struct rx_task;
182 struct tasklet_struct tx_task;
184 struct sk_buff_head rx_q;
185 struct sk_buff_head raw_q;
186 struct sk_buff_head cmd_q;
188 struct sk_buff *sent_cmd;
189 struct sk_buff *reassembly[NUM_REASSEMBLY];
191 struct mutex req_lock;
192 wait_queue_head_t req_wait_q;
198 struct crypto_blkcipher *tfm;
200 struct inquiry_cache inq_cache;
201 struct hci_conn_hash conn_hash;
202 struct list_head blacklist;
204 struct list_head uuids;
206 struct list_head link_keys;
208 struct list_head remote_oob_data;
210 struct list_head adv_entries;
211 struct timer_list adv_timer;
213 struct hci_dev_stats stat;
215 struct sk_buff_head driver_init;
222 struct dentry *debugfs;
224 struct device *parent;
227 struct rfkill *rfkill;
229 struct module *owner;
231 int (*open)(struct hci_dev *hdev);
232 int (*close)(struct hci_dev *hdev);
233 int (*flush)(struct hci_dev *hdev);
234 int (*send)(struct sk_buff *skb);
235 void (*destruct)(struct hci_dev *hdev);
236 void (*notify)(struct hci_dev *hdev, unsigned int evt);
237 int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg);
241 struct list_head list;
263 __u8 pending_sec_level;
277 struct sk_buff_head data_q;
279 struct timer_list disc_timer;
280 struct timer_list idle_timer;
281 struct timer_list auto_accept_timer;
283 struct work_struct work_add;
284 struct work_struct work_del;
289 struct hci_dev *hdev;
293 struct hci_conn *link;
295 void (*connect_cfm_cb) (struct hci_conn *conn, u8 status);
296 void (*security_cfm_cb) (struct hci_conn *conn, u8 status);
297 void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason);
300 extern struct hci_proto *hci_proto[];
301 extern struct list_head hci_dev_list;
302 extern struct list_head hci_cb_list;
303 extern rwlock_t hci_dev_list_lock;
304 extern rwlock_t hci_cb_list_lock;
306 /* ----- Inquiry cache ----- */
307 #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */
308 #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */
310 #define inquiry_cache_lock(c) spin_lock(&c->lock)
311 #define inquiry_cache_unlock(c) spin_unlock(&c->lock)
312 #define inquiry_cache_lock_bh(c) spin_lock_bh(&c->lock)
313 #define inquiry_cache_unlock_bh(c) spin_unlock_bh(&c->lock)
315 static inline void inquiry_cache_init(struct hci_dev *hdev)
317 struct inquiry_cache *c = &hdev->inq_cache;
318 spin_lock_init(&c->lock);
322 static inline int inquiry_cache_empty(struct hci_dev *hdev)
324 struct inquiry_cache *c = &hdev->inq_cache;
325 return c->list == NULL;
328 static inline long inquiry_cache_age(struct hci_dev *hdev)
330 struct inquiry_cache *c = &hdev->inq_cache;
331 return jiffies - c->timestamp;
334 static inline long inquiry_entry_age(struct inquiry_entry *e)
336 return jiffies - e->timestamp;
339 struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev,
341 void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data);
343 /* ----- HCI Connections ----- */
346 HCI_CONN_REAUTH_PEND,
347 HCI_CONN_ENCRYPT_PEND,
348 HCI_CONN_RSWITCH_PEND,
349 HCI_CONN_MODE_CHANGE_PEND,
350 HCI_CONN_SCO_SETUP_PEND,
353 static inline void hci_conn_hash_init(struct hci_dev *hdev)
355 struct hci_conn_hash *h = &hdev->conn_hash;
356 INIT_LIST_HEAD(&h->list);
357 spin_lock_init(&h->lock);
362 static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)
364 struct hci_conn_hash *h = &hdev->conn_hash;
365 list_add(&c->list, &h->list);
380 static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c)
382 struct hci_conn_hash *h = &hdev->conn_hash;
398 static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev,
401 struct hci_conn_hash *h = &hdev->conn_hash;
405 list_for_each(p, &h->list) {
406 c = list_entry(p, struct hci_conn, list);
407 if (c->handle == handle)
413 static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev,
414 __u8 type, bdaddr_t *ba)
416 struct hci_conn_hash *h = &hdev->conn_hash;
420 list_for_each(p, &h->list) {
421 c = list_entry(p, struct hci_conn, list);
422 if (c->type == type && !bacmp(&c->dst, ba))
428 static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev,
429 __u8 type, __u16 state)
431 struct hci_conn_hash *h = &hdev->conn_hash;
435 list_for_each(p, &h->list) {
436 c = list_entry(p, struct hci_conn, list);
437 if (c->type == type && c->state == state)
443 void hci_acl_connect(struct hci_conn *conn);
444 void hci_acl_disconn(struct hci_conn *conn, __u8 reason);
445 void hci_add_sco(struct hci_conn *conn, __u16 handle);
446 void hci_setup_sync(struct hci_conn *conn, __u16 handle);
447 void hci_sco_setup(struct hci_conn *conn, __u8 status);
449 struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst);
450 int hci_conn_del(struct hci_conn *conn);
451 void hci_conn_hash_flush(struct hci_dev *hdev);
452 void hci_conn_check_pending(struct hci_dev *hdev);
454 struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst,
455 __u8 sec_level, __u8 auth_type);
456 int hci_conn_check_link_mode(struct hci_conn *conn);
457 int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level);
458 int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type);
459 int hci_conn_change_link_key(struct hci_conn *conn);
460 int hci_conn_switch_role(struct hci_conn *conn, __u8 role);
462 void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active);
463 void hci_conn_enter_sniff_mode(struct hci_conn *conn);
465 void hci_conn_hold_device(struct hci_conn *conn);
466 void hci_conn_put_device(struct hci_conn *conn);
468 static inline void hci_conn_hold(struct hci_conn *conn)
470 atomic_inc(&conn->refcnt);
471 del_timer(&conn->disc_timer);
474 static inline void hci_conn_put(struct hci_conn *conn)
476 if (atomic_dec_and_test(&conn->refcnt)) {
478 if (conn->type == ACL_LINK) {
479 del_timer(&conn->idle_timer);
480 if (conn->state == BT_CONNECTED) {
481 timeo = msecs_to_jiffies(conn->disc_timeout);
485 timeo = msecs_to_jiffies(10);
488 timeo = msecs_to_jiffies(10);
490 mod_timer(&conn->disc_timer, jiffies + timeo);
494 /* ----- HCI Devices ----- */
495 static inline void __hci_dev_put(struct hci_dev *d)
497 if (atomic_dec_and_test(&d->refcnt))
501 static inline void hci_dev_put(struct hci_dev *d)
504 module_put(d->owner);
507 static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d)
509 atomic_inc(&d->refcnt);
513 static inline struct hci_dev *hci_dev_hold(struct hci_dev *d)
515 if (try_module_get(d->owner))
516 return __hci_dev_hold(d);
520 #define hci_dev_lock(d) spin_lock(&d->lock)
521 #define hci_dev_unlock(d) spin_unlock(&d->lock)
522 #define hci_dev_lock_bh(d) spin_lock_bh(&d->lock)
523 #define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock)
525 struct hci_dev *hci_dev_get(int index);
526 struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst);
528 struct hci_dev *hci_alloc_dev(void);
529 void hci_free_dev(struct hci_dev *hdev);
530 int hci_register_dev(struct hci_dev *hdev);
531 int hci_unregister_dev(struct hci_dev *hdev);
532 int hci_suspend_dev(struct hci_dev *hdev);
533 int hci_resume_dev(struct hci_dev *hdev);
534 int hci_dev_open(__u16 dev);
535 int hci_dev_close(__u16 dev);
536 int hci_dev_reset(__u16 dev);
537 int hci_dev_reset_stat(__u16 dev);
538 int hci_dev_cmd(unsigned int cmd, void __user *arg);
539 int hci_get_dev_list(void __user *arg);
540 int hci_get_dev_info(void __user *arg);
541 int hci_get_conn_list(void __user *arg);
542 int hci_get_conn_info(struct hci_dev *hdev, void __user *arg);
543 int hci_get_auth_info(struct hci_dev *hdev, void __user *arg);
544 int hci_inquiry(void __user *arg);
546 struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr);
547 int hci_blacklist_clear(struct hci_dev *hdev);
548 int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr);
549 int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr);
551 int hci_uuids_clear(struct hci_dev *hdev);
553 int hci_link_keys_clear(struct hci_dev *hdev);
554 struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
555 int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key,
556 bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len);
557 struct link_key *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]);
558 struct link_key *hci_find_link_key_type(struct hci_dev *hdev,
559 bdaddr_t *bdaddr, u8 type);
560 int hci_add_ltk(struct hci_dev *hdev, int new_key, bdaddr_t *bdaddr,
561 u8 key_size, __le16 ediv, u8 rand[8], u8 ltk[16]);
562 int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
564 int hci_remote_oob_data_clear(struct hci_dev *hdev);
565 struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
567 int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
569 int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr);
571 #define ADV_CLEAR_TIMEOUT (3*60*HZ) /* Three minutes */
572 int hci_adv_entries_clear(struct hci_dev *hdev);
573 struct adv_entry *hci_find_adv_entry(struct hci_dev *hdev, bdaddr_t *bdaddr);
574 int hci_add_adv_entry(struct hci_dev *hdev,
575 struct hci_ev_le_advertising_info *ev);
577 void hci_del_off_timer(struct hci_dev *hdev);
579 void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
581 int hci_recv_frame(struct sk_buff *skb);
582 int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count);
583 int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count);
585 int hci_register_sysfs(struct hci_dev *hdev);
586 void hci_unregister_sysfs(struct hci_dev *hdev);
587 void hci_conn_init_sysfs(struct hci_conn *conn);
588 void hci_conn_add_sysfs(struct hci_conn *conn);
589 void hci_conn_del_sysfs(struct hci_conn *conn);
591 #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev))
593 /* ----- LMP capabilities ----- */
594 #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH)
595 #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT)
596 #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF)
597 #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR)
598 #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO)
599 #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR)
600 #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH)
601 #define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE)
603 /* ----- Extended LMP capabilities ----- */
604 #define lmp_host_le_capable(dev) ((dev)->extfeatures[0] & LMP_HOST_LE)
606 /* ----- HCI protocols ----- */
614 int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr,
616 int (*connect_cfm) (struct hci_conn *conn, __u8 status);
617 int (*disconn_ind) (struct hci_conn *conn);
618 int (*disconn_cfm) (struct hci_conn *conn, __u8 reason);
619 int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb,
621 int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb);
622 int (*security_cfm) (struct hci_conn *conn, __u8 status,
626 static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr,
629 register struct hci_proto *hp;
632 hp = hci_proto[HCI_PROTO_L2CAP];
633 if (hp && hp->connect_ind)
634 mask |= hp->connect_ind(hdev, bdaddr, type);
636 hp = hci_proto[HCI_PROTO_SCO];
637 if (hp && hp->connect_ind)
638 mask |= hp->connect_ind(hdev, bdaddr, type);
643 static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status)
645 register struct hci_proto *hp;
647 hp = hci_proto[HCI_PROTO_L2CAP];
648 if (hp && hp->connect_cfm)
649 hp->connect_cfm(conn, status);
651 hp = hci_proto[HCI_PROTO_SCO];
652 if (hp && hp->connect_cfm)
653 hp->connect_cfm(conn, status);
655 if (conn->connect_cfm_cb)
656 conn->connect_cfm_cb(conn, status);
659 static inline int hci_proto_disconn_ind(struct hci_conn *conn)
661 register struct hci_proto *hp;
664 hp = hci_proto[HCI_PROTO_L2CAP];
665 if (hp && hp->disconn_ind)
666 reason = hp->disconn_ind(conn);
668 hp = hci_proto[HCI_PROTO_SCO];
669 if (hp && hp->disconn_ind)
670 reason = hp->disconn_ind(conn);
675 static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason)
677 register struct hci_proto *hp;
679 hp = hci_proto[HCI_PROTO_L2CAP];
680 if (hp && hp->disconn_cfm)
681 hp->disconn_cfm(conn, reason);
683 hp = hci_proto[HCI_PROTO_SCO];
684 if (hp && hp->disconn_cfm)
685 hp->disconn_cfm(conn, reason);
687 if (conn->disconn_cfm_cb)
688 conn->disconn_cfm_cb(conn, reason);
691 static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status)
693 register struct hci_proto *hp;
696 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
699 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
701 hp = hci_proto[HCI_PROTO_L2CAP];
702 if (hp && hp->security_cfm)
703 hp->security_cfm(conn, status, encrypt);
705 hp = hci_proto[HCI_PROTO_SCO];
706 if (hp && hp->security_cfm)
707 hp->security_cfm(conn, status, encrypt);
709 if (conn->security_cfm_cb)
710 conn->security_cfm_cb(conn, status);
713 static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status,
716 register struct hci_proto *hp;
718 hp = hci_proto[HCI_PROTO_L2CAP];
719 if (hp && hp->security_cfm)
720 hp->security_cfm(conn, status, encrypt);
722 hp = hci_proto[HCI_PROTO_SCO];
723 if (hp && hp->security_cfm)
724 hp->security_cfm(conn, status, encrypt);
726 if (conn->security_cfm_cb)
727 conn->security_cfm_cb(conn, status);
730 int hci_register_proto(struct hci_proto *hproto);
731 int hci_unregister_proto(struct hci_proto *hproto);
733 /* ----- HCI callbacks ----- */
735 struct list_head list;
739 void (*security_cfm) (struct hci_conn *conn, __u8 status,
741 void (*key_change_cfm) (struct hci_conn *conn, __u8 status);
742 void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role);
745 static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status)
750 hci_proto_auth_cfm(conn, status);
752 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
755 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
757 read_lock_bh(&hci_cb_list_lock);
758 list_for_each(p, &hci_cb_list) {
759 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
760 if (cb->security_cfm)
761 cb->security_cfm(conn, status, encrypt);
763 read_unlock_bh(&hci_cb_list_lock);
766 static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status,
771 if (conn->sec_level == BT_SECURITY_SDP)
772 conn->sec_level = BT_SECURITY_LOW;
774 if (conn->pending_sec_level > conn->sec_level)
775 conn->sec_level = conn->pending_sec_level;
777 hci_proto_encrypt_cfm(conn, status, encrypt);
779 read_lock_bh(&hci_cb_list_lock);
780 list_for_each(p, &hci_cb_list) {
781 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
782 if (cb->security_cfm)
783 cb->security_cfm(conn, status, encrypt);
785 read_unlock_bh(&hci_cb_list_lock);
788 static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status)
792 read_lock_bh(&hci_cb_list_lock);
793 list_for_each(p, &hci_cb_list) {
794 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
795 if (cb->key_change_cfm)
796 cb->key_change_cfm(conn, status);
798 read_unlock_bh(&hci_cb_list_lock);
801 static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status,
806 read_lock_bh(&hci_cb_list_lock);
807 list_for_each(p, &hci_cb_list) {
808 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
809 if (cb->role_switch_cfm)
810 cb->role_switch_cfm(conn, status, role);
812 read_unlock_bh(&hci_cb_list_lock);
815 int hci_register_cb(struct hci_cb *hcb);
816 int hci_unregister_cb(struct hci_cb *hcb);
818 int hci_register_notifier(struct notifier_block *nb);
819 int hci_unregister_notifier(struct notifier_block *nb);
821 int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param);
822 void hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags);
823 void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb);
825 void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode);
827 void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data);
829 /* ----- HCI Sockets ----- */
830 void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb,
831 struct sock *skip_sk);
833 /* Management interface */
834 int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len);
835 int mgmt_index_added(u16 index);
836 int mgmt_index_removed(u16 index);
837 int mgmt_powered(u16 index, u8 powered);
838 int mgmt_discoverable(u16 index, u8 discoverable);
839 int mgmt_connectable(u16 index, u8 connectable);
840 int mgmt_new_key(u16 index, struct link_key *key, u8 persistent);
841 int mgmt_connected(u16 index, bdaddr_t *bdaddr);
842 int mgmt_disconnected(u16 index, bdaddr_t *bdaddr);
843 int mgmt_disconnect_failed(u16 index);
844 int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status);
845 int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure);
846 int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
847 int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
848 int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value,
850 int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
851 int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr,
853 int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status);
854 int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status);
855 int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer,
857 int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi,
859 int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name);
860 int mgmt_discovering(u16 index, u8 discovering);
862 /* HCI info for socket */
863 #define hci_pi(sk) ((struct hci_pinfo *) sk)
867 struct hci_dev *hdev;
868 struct hci_filter filter;
870 unsigned short channel;
873 /* HCI security filter */
874 #define HCI_SFLT_MAX_OGF 5
876 struct hci_sec_filter {
879 __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4];
882 /* ----- HCI requests ----- */
883 #define HCI_REQ_DONE 0
884 #define HCI_REQ_PEND 1
885 #define HCI_REQ_CANCELED 2
887 #define hci_req_lock(d) mutex_lock(&d->req_lock)
888 #define hci_req_unlock(d) mutex_unlock(&d->req_lock)
890 void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result);
892 void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max,
893 u16 latency, u16 to_multiplier);
894 void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8],
896 void hci_le_ltk_reply(struct hci_conn *conn, u8 ltk[16]);
897 void hci_le_ltk_neg_reply(struct hci_conn *conn);
899 #endif /* __HCI_CORE_H */