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 inquiry_cache inq_cache;
199 struct hci_conn_hash conn_hash;
200 struct list_head blacklist;
202 struct list_head uuids;
204 struct list_head link_keys;
206 struct list_head remote_oob_data;
208 struct list_head adv_entries;
209 struct timer_list adv_timer;
211 struct hci_dev_stats stat;
213 struct sk_buff_head driver_init;
220 struct dentry *debugfs;
222 struct device *parent;
225 struct rfkill *rfkill;
227 struct module *owner;
229 int (*open)(struct hci_dev *hdev);
230 int (*close)(struct hci_dev *hdev);
231 int (*flush)(struct hci_dev *hdev);
232 int (*send)(struct sk_buff *skb);
233 void (*destruct)(struct hci_dev *hdev);
234 void (*notify)(struct hci_dev *hdev, unsigned int evt);
235 int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg);
239 struct list_head list;
261 __u8 pending_sec_level;
275 struct sk_buff_head data_q;
277 struct timer_list disc_timer;
278 struct timer_list idle_timer;
279 struct timer_list auto_accept_timer;
281 struct work_struct work_add;
282 struct work_struct work_del;
287 struct hci_dev *hdev;
291 struct hci_conn *link;
293 void (*connect_cfm_cb) (struct hci_conn *conn, u8 status);
294 void (*security_cfm_cb) (struct hci_conn *conn, u8 status);
295 void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason);
298 extern struct hci_proto *hci_proto[];
299 extern struct list_head hci_dev_list;
300 extern struct list_head hci_cb_list;
301 extern rwlock_t hci_dev_list_lock;
302 extern rwlock_t hci_cb_list_lock;
304 /* ----- Inquiry cache ----- */
305 #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */
306 #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */
308 #define inquiry_cache_lock(c) spin_lock(&c->lock)
309 #define inquiry_cache_unlock(c) spin_unlock(&c->lock)
310 #define inquiry_cache_lock_bh(c) spin_lock_bh(&c->lock)
311 #define inquiry_cache_unlock_bh(c) spin_unlock_bh(&c->lock)
313 static inline void inquiry_cache_init(struct hci_dev *hdev)
315 struct inquiry_cache *c = &hdev->inq_cache;
316 spin_lock_init(&c->lock);
320 static inline int inquiry_cache_empty(struct hci_dev *hdev)
322 struct inquiry_cache *c = &hdev->inq_cache;
323 return c->list == NULL;
326 static inline long inquiry_cache_age(struct hci_dev *hdev)
328 struct inquiry_cache *c = &hdev->inq_cache;
329 return jiffies - c->timestamp;
332 static inline long inquiry_entry_age(struct inquiry_entry *e)
334 return jiffies - e->timestamp;
337 struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev,
339 void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data);
341 /* ----- HCI Connections ----- */
344 HCI_CONN_REAUTH_PEND,
345 HCI_CONN_ENCRYPT_PEND,
346 HCI_CONN_RSWITCH_PEND,
347 HCI_CONN_MODE_CHANGE_PEND,
348 HCI_CONN_SCO_SETUP_PEND,
349 HCI_CONN_LE_SMP_PEND,
352 static inline void hci_conn_hash_init(struct hci_dev *hdev)
354 struct hci_conn_hash *h = &hdev->conn_hash;
355 INIT_LIST_HEAD(&h->list);
356 spin_lock_init(&h->lock);
361 static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)
363 struct hci_conn_hash *h = &hdev->conn_hash;
364 list_add(&c->list, &h->list);
379 static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c)
381 struct hci_conn_hash *h = &hdev->conn_hash;
397 static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type)
399 struct hci_conn_hash *h = &hdev->conn_hash;
413 static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev,
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->handle == handle)
428 static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev,
429 __u8 type, bdaddr_t *ba)
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 && !bacmp(&c->dst, ba))
443 static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev,
444 __u8 type, __u16 state)
446 struct hci_conn_hash *h = &hdev->conn_hash;
450 list_for_each(p, &h->list) {
451 c = list_entry(p, struct hci_conn, list);
452 if (c->type == type && c->state == state)
458 void hci_acl_connect(struct hci_conn *conn);
459 void hci_acl_disconn(struct hci_conn *conn, __u8 reason);
460 void hci_add_sco(struct hci_conn *conn, __u16 handle);
461 void hci_setup_sync(struct hci_conn *conn, __u16 handle);
462 void hci_sco_setup(struct hci_conn *conn, __u8 status);
464 struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst);
465 int hci_conn_del(struct hci_conn *conn);
466 void hci_conn_hash_flush(struct hci_dev *hdev);
467 void hci_conn_check_pending(struct hci_dev *hdev);
469 struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst,
470 __u8 sec_level, __u8 auth_type);
471 int hci_conn_check_link_mode(struct hci_conn *conn);
472 int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level);
473 int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type);
474 int hci_conn_change_link_key(struct hci_conn *conn);
475 int hci_conn_switch_role(struct hci_conn *conn, __u8 role);
477 void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active);
478 void hci_conn_enter_sniff_mode(struct hci_conn *conn);
480 void hci_conn_hold_device(struct hci_conn *conn);
481 void hci_conn_put_device(struct hci_conn *conn);
483 static inline void hci_conn_hold(struct hci_conn *conn)
485 atomic_inc(&conn->refcnt);
486 del_timer(&conn->disc_timer);
489 static inline void hci_conn_put(struct hci_conn *conn)
491 if (atomic_dec_and_test(&conn->refcnt)) {
493 if (conn->type == ACL_LINK || conn->type == LE_LINK) {
494 del_timer(&conn->idle_timer);
495 if (conn->state == BT_CONNECTED) {
496 timeo = msecs_to_jiffies(conn->disc_timeout);
500 timeo = msecs_to_jiffies(10);
503 timeo = msecs_to_jiffies(10);
505 mod_timer(&conn->disc_timer, jiffies + timeo);
509 /* ----- HCI Devices ----- */
510 static inline void __hci_dev_put(struct hci_dev *d)
512 if (atomic_dec_and_test(&d->refcnt))
516 static inline void hci_dev_put(struct hci_dev *d)
519 module_put(d->owner);
522 static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d)
524 atomic_inc(&d->refcnt);
528 static inline struct hci_dev *hci_dev_hold(struct hci_dev *d)
530 if (try_module_get(d->owner))
531 return __hci_dev_hold(d);
535 #define hci_dev_lock(d) spin_lock(&d->lock)
536 #define hci_dev_unlock(d) spin_unlock(&d->lock)
537 #define hci_dev_lock_bh(d) spin_lock_bh(&d->lock)
538 #define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock)
540 struct hci_dev *hci_dev_get(int index);
541 struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst);
543 struct hci_dev *hci_alloc_dev(void);
544 void hci_free_dev(struct hci_dev *hdev);
545 int hci_register_dev(struct hci_dev *hdev);
546 int hci_unregister_dev(struct hci_dev *hdev);
547 int hci_suspend_dev(struct hci_dev *hdev);
548 int hci_resume_dev(struct hci_dev *hdev);
549 int hci_dev_open(__u16 dev);
550 int hci_dev_close(__u16 dev);
551 int hci_dev_reset(__u16 dev);
552 int hci_dev_reset_stat(__u16 dev);
553 int hci_dev_cmd(unsigned int cmd, void __user *arg);
554 int hci_get_dev_list(void __user *arg);
555 int hci_get_dev_info(void __user *arg);
556 int hci_get_conn_list(void __user *arg);
557 int hci_get_conn_info(struct hci_dev *hdev, void __user *arg);
558 int hci_get_auth_info(struct hci_dev *hdev, void __user *arg);
559 int hci_inquiry(void __user *arg);
561 struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr);
562 int hci_blacklist_clear(struct hci_dev *hdev);
563 int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr);
564 int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr);
566 int hci_uuids_clear(struct hci_dev *hdev);
568 int hci_link_keys_clear(struct hci_dev *hdev);
569 struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
570 int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key,
571 bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len);
572 struct link_key *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]);
573 struct link_key *hci_find_link_key_type(struct hci_dev *hdev,
574 bdaddr_t *bdaddr, u8 type);
575 int hci_add_ltk(struct hci_dev *hdev, int new_key, bdaddr_t *bdaddr,
576 u8 key_size, __le16 ediv, u8 rand[8], u8 ltk[16]);
577 int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
579 int hci_remote_oob_data_clear(struct hci_dev *hdev);
580 struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
582 int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
584 int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr);
586 #define ADV_CLEAR_TIMEOUT (3*60*HZ) /* Three minutes */
587 int hci_adv_entries_clear(struct hci_dev *hdev);
588 struct adv_entry *hci_find_adv_entry(struct hci_dev *hdev, bdaddr_t *bdaddr);
589 int hci_add_adv_entry(struct hci_dev *hdev,
590 struct hci_ev_le_advertising_info *ev);
592 void hci_del_off_timer(struct hci_dev *hdev);
594 void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
596 int hci_recv_frame(struct sk_buff *skb);
597 int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count);
598 int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count);
600 int hci_register_sysfs(struct hci_dev *hdev);
601 void hci_unregister_sysfs(struct hci_dev *hdev);
602 void hci_conn_init_sysfs(struct hci_conn *conn);
603 void hci_conn_add_sysfs(struct hci_conn *conn);
604 void hci_conn_del_sysfs(struct hci_conn *conn);
606 #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev))
608 /* ----- LMP capabilities ----- */
609 #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH)
610 #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT)
611 #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF)
612 #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR)
613 #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO)
614 #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR)
615 #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH)
616 #define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE)
618 /* ----- Extended LMP capabilities ----- */
619 #define lmp_host_le_capable(dev) ((dev)->extfeatures[0] & LMP_HOST_LE)
621 /* ----- HCI protocols ----- */
629 int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr,
631 int (*connect_cfm) (struct hci_conn *conn, __u8 status);
632 int (*disconn_ind) (struct hci_conn *conn);
633 int (*disconn_cfm) (struct hci_conn *conn, __u8 reason);
634 int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb,
636 int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb);
637 int (*security_cfm) (struct hci_conn *conn, __u8 status,
641 static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr,
644 register struct hci_proto *hp;
647 hp = hci_proto[HCI_PROTO_L2CAP];
648 if (hp && hp->connect_ind)
649 mask |= hp->connect_ind(hdev, bdaddr, type);
651 hp = hci_proto[HCI_PROTO_SCO];
652 if (hp && hp->connect_ind)
653 mask |= hp->connect_ind(hdev, bdaddr, type);
658 static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status)
660 register struct hci_proto *hp;
662 hp = hci_proto[HCI_PROTO_L2CAP];
663 if (hp && hp->connect_cfm)
664 hp->connect_cfm(conn, status);
666 hp = hci_proto[HCI_PROTO_SCO];
667 if (hp && hp->connect_cfm)
668 hp->connect_cfm(conn, status);
670 if (conn->connect_cfm_cb)
671 conn->connect_cfm_cb(conn, status);
674 static inline int hci_proto_disconn_ind(struct hci_conn *conn)
676 register struct hci_proto *hp;
679 hp = hci_proto[HCI_PROTO_L2CAP];
680 if (hp && hp->disconn_ind)
681 reason = hp->disconn_ind(conn);
683 hp = hci_proto[HCI_PROTO_SCO];
684 if (hp && hp->disconn_ind)
685 reason = hp->disconn_ind(conn);
690 static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason)
692 register struct hci_proto *hp;
694 hp = hci_proto[HCI_PROTO_L2CAP];
695 if (hp && hp->disconn_cfm)
696 hp->disconn_cfm(conn, reason);
698 hp = hci_proto[HCI_PROTO_SCO];
699 if (hp && hp->disconn_cfm)
700 hp->disconn_cfm(conn, reason);
702 if (conn->disconn_cfm_cb)
703 conn->disconn_cfm_cb(conn, reason);
706 static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status)
708 register struct hci_proto *hp;
711 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
714 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
716 hp = hci_proto[HCI_PROTO_L2CAP];
717 if (hp && hp->security_cfm)
718 hp->security_cfm(conn, status, encrypt);
720 hp = hci_proto[HCI_PROTO_SCO];
721 if (hp && hp->security_cfm)
722 hp->security_cfm(conn, status, encrypt);
724 if (conn->security_cfm_cb)
725 conn->security_cfm_cb(conn, status);
728 static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status,
731 register struct hci_proto *hp;
733 hp = hci_proto[HCI_PROTO_L2CAP];
734 if (hp && hp->security_cfm)
735 hp->security_cfm(conn, status, encrypt);
737 hp = hci_proto[HCI_PROTO_SCO];
738 if (hp && hp->security_cfm)
739 hp->security_cfm(conn, status, encrypt);
741 if (conn->security_cfm_cb)
742 conn->security_cfm_cb(conn, status);
745 int hci_register_proto(struct hci_proto *hproto);
746 int hci_unregister_proto(struct hci_proto *hproto);
748 /* ----- HCI callbacks ----- */
750 struct list_head list;
754 void (*security_cfm) (struct hci_conn *conn, __u8 status,
756 void (*key_change_cfm) (struct hci_conn *conn, __u8 status);
757 void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role);
760 static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status)
765 hci_proto_auth_cfm(conn, status);
767 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
770 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
772 read_lock_bh(&hci_cb_list_lock);
773 list_for_each(p, &hci_cb_list) {
774 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
775 if (cb->security_cfm)
776 cb->security_cfm(conn, status, encrypt);
778 read_unlock_bh(&hci_cb_list_lock);
781 static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status,
786 if (conn->sec_level == BT_SECURITY_SDP)
787 conn->sec_level = BT_SECURITY_LOW;
789 if (conn->pending_sec_level > conn->sec_level)
790 conn->sec_level = conn->pending_sec_level;
792 hci_proto_encrypt_cfm(conn, status, encrypt);
794 read_lock_bh(&hci_cb_list_lock);
795 list_for_each(p, &hci_cb_list) {
796 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
797 if (cb->security_cfm)
798 cb->security_cfm(conn, status, encrypt);
800 read_unlock_bh(&hci_cb_list_lock);
803 static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status)
807 read_lock_bh(&hci_cb_list_lock);
808 list_for_each(p, &hci_cb_list) {
809 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
810 if (cb->key_change_cfm)
811 cb->key_change_cfm(conn, status);
813 read_unlock_bh(&hci_cb_list_lock);
816 static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status,
821 read_lock_bh(&hci_cb_list_lock);
822 list_for_each(p, &hci_cb_list) {
823 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
824 if (cb->role_switch_cfm)
825 cb->role_switch_cfm(conn, status, role);
827 read_unlock_bh(&hci_cb_list_lock);
830 int hci_register_cb(struct hci_cb *hcb);
831 int hci_unregister_cb(struct hci_cb *hcb);
833 int hci_register_notifier(struct notifier_block *nb);
834 int hci_unregister_notifier(struct notifier_block *nb);
836 int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param);
837 void hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags);
838 void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb);
840 void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode);
842 void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data);
844 /* ----- HCI Sockets ----- */
845 void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb,
846 struct sock *skip_sk);
848 /* Management interface */
849 int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len);
850 int mgmt_index_added(u16 index);
851 int mgmt_index_removed(u16 index);
852 int mgmt_powered(u16 index, u8 powered);
853 int mgmt_discoverable(u16 index, u8 discoverable);
854 int mgmt_connectable(u16 index, u8 connectable);
855 int mgmt_new_key(u16 index, struct link_key *key, u8 persistent);
856 int mgmt_connected(u16 index, bdaddr_t *bdaddr, u8 link_type);
857 int mgmt_disconnected(u16 index, bdaddr_t *bdaddr);
858 int mgmt_disconnect_failed(u16 index);
859 int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status);
860 int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure);
861 int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
862 int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
863 int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value,
865 int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
866 int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr,
868 int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status);
869 int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status);
870 int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer,
872 int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi,
874 int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name);
875 int mgmt_discovering(u16 index, u8 discovering);
876 int mgmt_device_blocked(u16 index, bdaddr_t *bdaddr);
877 int mgmt_device_unblocked(u16 index, bdaddr_t *bdaddr);
879 /* HCI info for socket */
880 #define hci_pi(sk) ((struct hci_pinfo *) sk)
884 struct hci_dev *hdev;
885 struct hci_filter filter;
887 unsigned short channel;
890 /* HCI security filter */
891 #define HCI_SFLT_MAX_OGF 5
893 struct hci_sec_filter {
896 __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4];
899 /* ----- HCI requests ----- */
900 #define HCI_REQ_DONE 0
901 #define HCI_REQ_PEND 1
902 #define HCI_REQ_CANCELED 2
904 #define hci_req_lock(d) mutex_lock(&d->req_lock)
905 #define hci_req_unlock(d) mutex_unlock(&d->req_lock)
907 void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result);
909 void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max,
910 u16 latency, u16 to_multiplier);
911 void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8],
913 void hci_le_ltk_reply(struct hci_conn *conn, u8 ltk[16]);
914 void hci_le_ltk_neg_reply(struct hci_conn *conn);
916 #endif /* __HCI_CORE_H */