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;
77 struct key_master_id {
82 struct link_key_data {
92 struct list_head list;
102 struct list_head list;
109 struct list_head list;
114 #define NUM_REASSEMBLY 4
116 struct list_head list;
126 __u8 dev_name[HCI_MAX_NAME_LENGTH];
127 __u8 eir[HCI_MAX_EIR_LENGTH];
149 __u16 sniff_min_interval;
150 __u16 sniff_max_interval;
152 unsigned int auto_accept_delay;
154 unsigned long quirks;
157 unsigned int acl_cnt;
158 unsigned int sco_cnt;
161 unsigned int acl_mtu;
162 unsigned int sco_mtu;
164 unsigned int acl_pkts;
165 unsigned int sco_pkts;
166 unsigned int le_pkts;
168 unsigned long acl_last_tx;
169 unsigned long sco_last_tx;
170 unsigned long le_last_tx;
172 struct workqueue_struct *workqueue;
174 struct work_struct power_on;
175 struct work_struct power_off;
176 struct timer_list off_timer;
178 struct timer_list cmd_timer;
179 struct tasklet_struct cmd_task;
180 struct tasklet_struct rx_task;
181 struct tasklet_struct tx_task;
183 struct sk_buff_head rx_q;
184 struct sk_buff_head raw_q;
185 struct sk_buff_head cmd_q;
187 struct sk_buff *sent_cmd;
188 struct sk_buff *reassembly[NUM_REASSEMBLY];
190 struct mutex req_lock;
191 wait_queue_head_t req_wait_q;
197 struct crypto_blkcipher *tfm;
199 struct inquiry_cache inq_cache;
200 struct hci_conn_hash conn_hash;
201 struct list_head blacklist;
203 struct list_head uuids;
205 struct list_head link_keys;
207 struct list_head remote_oob_data;
209 struct list_head adv_entries;
210 struct timer_list adv_timer;
212 struct hci_dev_stats stat;
214 struct sk_buff_head driver_init;
221 struct dentry *debugfs;
223 struct device *parent;
226 struct rfkill *rfkill;
228 struct module *owner;
230 int (*open)(struct hci_dev *hdev);
231 int (*close)(struct hci_dev *hdev);
232 int (*flush)(struct hci_dev *hdev);
233 int (*send)(struct sk_buff *skb);
234 void (*destruct)(struct hci_dev *hdev);
235 void (*notify)(struct hci_dev *hdev, unsigned int evt);
236 int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg);
240 struct list_head list;
262 __u8 pending_sec_level;
276 struct sk_buff_head data_q;
278 struct timer_list disc_timer;
279 struct timer_list idle_timer;
280 struct timer_list auto_accept_timer;
282 struct work_struct work_add;
283 struct work_struct work_del;
288 struct hci_dev *hdev;
292 struct hci_conn *link;
294 void (*connect_cfm_cb) (struct hci_conn *conn, u8 status);
295 void (*security_cfm_cb) (struct hci_conn *conn, u8 status);
296 void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason);
299 extern struct hci_proto *hci_proto[];
300 extern struct list_head hci_dev_list;
301 extern struct list_head hci_cb_list;
302 extern rwlock_t hci_dev_list_lock;
303 extern rwlock_t hci_cb_list_lock;
305 /* ----- Inquiry cache ----- */
306 #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */
307 #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */
309 #define inquiry_cache_lock(c) spin_lock(&c->lock)
310 #define inquiry_cache_unlock(c) spin_unlock(&c->lock)
311 #define inquiry_cache_lock_bh(c) spin_lock_bh(&c->lock)
312 #define inquiry_cache_unlock_bh(c) spin_unlock_bh(&c->lock)
314 static inline void inquiry_cache_init(struct hci_dev *hdev)
316 struct inquiry_cache *c = &hdev->inq_cache;
317 spin_lock_init(&c->lock);
321 static inline int inquiry_cache_empty(struct hci_dev *hdev)
323 struct inquiry_cache *c = &hdev->inq_cache;
324 return c->list == NULL;
327 static inline long inquiry_cache_age(struct hci_dev *hdev)
329 struct inquiry_cache *c = &hdev->inq_cache;
330 return jiffies - c->timestamp;
333 static inline long inquiry_entry_age(struct inquiry_entry *e)
335 return jiffies - e->timestamp;
338 struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev,
340 void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data);
342 /* ----- HCI Connections ----- */
345 HCI_CONN_REAUTH_PEND,
346 HCI_CONN_ENCRYPT_PEND,
347 HCI_CONN_RSWITCH_PEND,
348 HCI_CONN_MODE_CHANGE_PEND,
349 HCI_CONN_SCO_SETUP_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 struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev,
400 struct hci_conn_hash *h = &hdev->conn_hash;
404 list_for_each(p, &h->list) {
405 c = list_entry(p, struct hci_conn, list);
406 if (c->handle == handle)
412 static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev,
413 __u8 type, bdaddr_t *ba)
415 struct hci_conn_hash *h = &hdev->conn_hash;
419 list_for_each(p, &h->list) {
420 c = list_entry(p, struct hci_conn, list);
421 if (c->type == type && !bacmp(&c->dst, ba))
427 static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev,
428 __u8 type, __u16 state)
430 struct hci_conn_hash *h = &hdev->conn_hash;
434 list_for_each(p, &h->list) {
435 c = list_entry(p, struct hci_conn, list);
436 if (c->type == type && c->state == state)
442 void hci_acl_connect(struct hci_conn *conn);
443 void hci_acl_disconn(struct hci_conn *conn, __u8 reason);
444 void hci_add_sco(struct hci_conn *conn, __u16 handle);
445 void hci_setup_sync(struct hci_conn *conn, __u16 handle);
446 void hci_sco_setup(struct hci_conn *conn, __u8 status);
448 struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst);
449 int hci_conn_del(struct hci_conn *conn);
450 void hci_conn_hash_flush(struct hci_dev *hdev);
451 void hci_conn_check_pending(struct hci_dev *hdev);
453 struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst,
454 __u8 sec_level, __u8 auth_type);
455 int hci_conn_check_link_mode(struct hci_conn *conn);
456 int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level);
457 int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type);
458 int hci_conn_change_link_key(struct hci_conn *conn);
459 int hci_conn_switch_role(struct hci_conn *conn, __u8 role);
461 void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active);
462 void hci_conn_enter_sniff_mode(struct hci_conn *conn);
464 void hci_conn_hold_device(struct hci_conn *conn);
465 void hci_conn_put_device(struct hci_conn *conn);
467 static inline void hci_conn_hold(struct hci_conn *conn)
469 atomic_inc(&conn->refcnt);
470 del_timer(&conn->disc_timer);
473 static inline void hci_conn_put(struct hci_conn *conn)
475 if (atomic_dec_and_test(&conn->refcnt)) {
477 if (conn->type == ACL_LINK) {
478 del_timer(&conn->idle_timer);
479 if (conn->state == BT_CONNECTED) {
480 timeo = msecs_to_jiffies(conn->disc_timeout);
484 timeo = msecs_to_jiffies(10);
487 timeo = msecs_to_jiffies(10);
489 mod_timer(&conn->disc_timer, jiffies + timeo);
493 /* ----- HCI Devices ----- */
494 static inline void __hci_dev_put(struct hci_dev *d)
496 if (atomic_dec_and_test(&d->refcnt))
500 static inline void hci_dev_put(struct hci_dev *d)
503 module_put(d->owner);
506 static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d)
508 atomic_inc(&d->refcnt);
512 static inline struct hci_dev *hci_dev_hold(struct hci_dev *d)
514 if (try_module_get(d->owner))
515 return __hci_dev_hold(d);
519 #define hci_dev_lock(d) spin_lock(&d->lock)
520 #define hci_dev_unlock(d) spin_unlock(&d->lock)
521 #define hci_dev_lock_bh(d) spin_lock_bh(&d->lock)
522 #define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock)
524 struct hci_dev *hci_dev_get(int index);
525 struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst);
527 struct hci_dev *hci_alloc_dev(void);
528 void hci_free_dev(struct hci_dev *hdev);
529 int hci_register_dev(struct hci_dev *hdev);
530 int hci_unregister_dev(struct hci_dev *hdev);
531 int hci_suspend_dev(struct hci_dev *hdev);
532 int hci_resume_dev(struct hci_dev *hdev);
533 int hci_dev_open(__u16 dev);
534 int hci_dev_close(__u16 dev);
535 int hci_dev_reset(__u16 dev);
536 int hci_dev_reset_stat(__u16 dev);
537 int hci_dev_cmd(unsigned int cmd, void __user *arg);
538 int hci_get_dev_list(void __user *arg);
539 int hci_get_dev_info(void __user *arg);
540 int hci_get_conn_list(void __user *arg);
541 int hci_get_conn_info(struct hci_dev *hdev, void __user *arg);
542 int hci_get_auth_info(struct hci_dev *hdev, void __user *arg);
543 int hci_inquiry(void __user *arg);
545 struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr);
546 int hci_blacklist_clear(struct hci_dev *hdev);
547 int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr);
548 int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr);
550 int hci_uuids_clear(struct hci_dev *hdev);
552 int hci_link_keys_clear(struct hci_dev *hdev);
553 struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
554 int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key,
555 bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len);
556 struct link_key *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]);
557 struct link_key *hci_find_link_key_type(struct hci_dev *hdev,
558 bdaddr_t *bdaddr, u8 type);
559 int hci_add_ltk(struct hci_dev *hdev, int new_key, bdaddr_t *bdaddr,
560 u8 key_size, __le16 ediv, u8 rand[8], u8 ltk[16]);
561 int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr);
563 int hci_remote_oob_data_clear(struct hci_dev *hdev);
564 struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
566 int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
568 int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr);
570 #define ADV_CLEAR_TIMEOUT (3*60*HZ) /* Three minutes */
571 int hci_adv_entries_clear(struct hci_dev *hdev);
572 struct adv_entry *hci_find_adv_entry(struct hci_dev *hdev, bdaddr_t *bdaddr);
573 int hci_add_adv_entry(struct hci_dev *hdev,
574 struct hci_ev_le_advertising_info *ev);
576 void hci_del_off_timer(struct hci_dev *hdev);
578 void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
580 int hci_recv_frame(struct sk_buff *skb);
581 int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count);
582 int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count);
584 int hci_register_sysfs(struct hci_dev *hdev);
585 void hci_unregister_sysfs(struct hci_dev *hdev);
586 void hci_conn_init_sysfs(struct hci_conn *conn);
587 void hci_conn_add_sysfs(struct hci_conn *conn);
588 void hci_conn_del_sysfs(struct hci_conn *conn);
590 #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev))
592 /* ----- LMP capabilities ----- */
593 #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH)
594 #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT)
595 #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF)
596 #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR)
597 #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO)
598 #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR)
599 #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH)
600 #define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE)
602 /* ----- Extended LMP capabilities ----- */
603 #define lmp_host_le_capable(dev) ((dev)->extfeatures[0] & LMP_HOST_LE)
605 /* ----- HCI protocols ----- */
613 int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr,
615 int (*connect_cfm) (struct hci_conn *conn, __u8 status);
616 int (*disconn_ind) (struct hci_conn *conn);
617 int (*disconn_cfm) (struct hci_conn *conn, __u8 reason);
618 int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb,
620 int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb);
621 int (*security_cfm) (struct hci_conn *conn, __u8 status,
625 static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr,
628 register struct hci_proto *hp;
631 hp = hci_proto[HCI_PROTO_L2CAP];
632 if (hp && hp->connect_ind)
633 mask |= hp->connect_ind(hdev, bdaddr, type);
635 hp = hci_proto[HCI_PROTO_SCO];
636 if (hp && hp->connect_ind)
637 mask |= hp->connect_ind(hdev, bdaddr, type);
642 static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status)
644 register struct hci_proto *hp;
646 hp = hci_proto[HCI_PROTO_L2CAP];
647 if (hp && hp->connect_cfm)
648 hp->connect_cfm(conn, status);
650 hp = hci_proto[HCI_PROTO_SCO];
651 if (hp && hp->connect_cfm)
652 hp->connect_cfm(conn, status);
654 if (conn->connect_cfm_cb)
655 conn->connect_cfm_cb(conn, status);
658 static inline int hci_proto_disconn_ind(struct hci_conn *conn)
660 register struct hci_proto *hp;
663 hp = hci_proto[HCI_PROTO_L2CAP];
664 if (hp && hp->disconn_ind)
665 reason = hp->disconn_ind(conn);
667 hp = hci_proto[HCI_PROTO_SCO];
668 if (hp && hp->disconn_ind)
669 reason = hp->disconn_ind(conn);
674 static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason)
676 register struct hci_proto *hp;
678 hp = hci_proto[HCI_PROTO_L2CAP];
679 if (hp && hp->disconn_cfm)
680 hp->disconn_cfm(conn, reason);
682 hp = hci_proto[HCI_PROTO_SCO];
683 if (hp && hp->disconn_cfm)
684 hp->disconn_cfm(conn, reason);
686 if (conn->disconn_cfm_cb)
687 conn->disconn_cfm_cb(conn, reason);
690 static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status)
692 register struct hci_proto *hp;
695 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
698 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
700 hp = hci_proto[HCI_PROTO_L2CAP];
701 if (hp && hp->security_cfm)
702 hp->security_cfm(conn, status, encrypt);
704 hp = hci_proto[HCI_PROTO_SCO];
705 if (hp && hp->security_cfm)
706 hp->security_cfm(conn, status, encrypt);
708 if (conn->security_cfm_cb)
709 conn->security_cfm_cb(conn, status);
712 static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status,
715 register struct hci_proto *hp;
717 hp = hci_proto[HCI_PROTO_L2CAP];
718 if (hp && hp->security_cfm)
719 hp->security_cfm(conn, status, encrypt);
721 hp = hci_proto[HCI_PROTO_SCO];
722 if (hp && hp->security_cfm)
723 hp->security_cfm(conn, status, encrypt);
725 if (conn->security_cfm_cb)
726 conn->security_cfm_cb(conn, status);
729 int hci_register_proto(struct hci_proto *hproto);
730 int hci_unregister_proto(struct hci_proto *hproto);
732 /* ----- HCI callbacks ----- */
734 struct list_head list;
738 void (*security_cfm) (struct hci_conn *conn, __u8 status,
740 void (*key_change_cfm) (struct hci_conn *conn, __u8 status);
741 void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role);
744 static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status)
749 hci_proto_auth_cfm(conn, status);
751 if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend))
754 encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00;
756 read_lock_bh(&hci_cb_list_lock);
757 list_for_each(p, &hci_cb_list) {
758 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
759 if (cb->security_cfm)
760 cb->security_cfm(conn, status, encrypt);
762 read_unlock_bh(&hci_cb_list_lock);
765 static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status,
770 if (conn->sec_level == BT_SECURITY_SDP)
771 conn->sec_level = BT_SECURITY_LOW;
773 if (conn->pending_sec_level > conn->sec_level)
774 conn->sec_level = conn->pending_sec_level;
776 hci_proto_encrypt_cfm(conn, status, encrypt);
778 read_lock_bh(&hci_cb_list_lock);
779 list_for_each(p, &hci_cb_list) {
780 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
781 if (cb->security_cfm)
782 cb->security_cfm(conn, status, encrypt);
784 read_unlock_bh(&hci_cb_list_lock);
787 static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status)
791 read_lock_bh(&hci_cb_list_lock);
792 list_for_each(p, &hci_cb_list) {
793 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
794 if (cb->key_change_cfm)
795 cb->key_change_cfm(conn, status);
797 read_unlock_bh(&hci_cb_list_lock);
800 static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status,
805 read_lock_bh(&hci_cb_list_lock);
806 list_for_each(p, &hci_cb_list) {
807 struct hci_cb *cb = list_entry(p, struct hci_cb, list);
808 if (cb->role_switch_cfm)
809 cb->role_switch_cfm(conn, status, role);
811 read_unlock_bh(&hci_cb_list_lock);
814 int hci_register_cb(struct hci_cb *hcb);
815 int hci_unregister_cb(struct hci_cb *hcb);
817 int hci_register_notifier(struct notifier_block *nb);
818 int hci_unregister_notifier(struct notifier_block *nb);
820 int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param);
821 void hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags);
822 void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb);
824 void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode);
826 void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data);
828 /* ----- HCI Sockets ----- */
829 void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb,
830 struct sock *skip_sk);
832 /* Management interface */
833 int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len);
834 int mgmt_index_added(u16 index);
835 int mgmt_index_removed(u16 index);
836 int mgmt_powered(u16 index, u8 powered);
837 int mgmt_discoverable(u16 index, u8 discoverable);
838 int mgmt_connectable(u16 index, u8 connectable);
839 int mgmt_new_key(u16 index, struct link_key *key, u8 persistent);
840 int mgmt_connected(u16 index, bdaddr_t *bdaddr);
841 int mgmt_disconnected(u16 index, bdaddr_t *bdaddr);
842 int mgmt_disconnect_failed(u16 index);
843 int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status);
844 int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure);
845 int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
846 int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
847 int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value,
849 int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status);
850 int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr,
852 int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status);
853 int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status);
854 int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer,
856 int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi,
858 int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name);
859 int mgmt_discovering(u16 index, u8 discovering);
861 /* HCI info for socket */
862 #define hci_pi(sk) ((struct hci_pinfo *) sk)
866 struct hci_dev *hdev;
867 struct hci_filter filter;
869 unsigned short channel;
872 /* HCI security filter */
873 #define HCI_SFLT_MAX_OGF 5
875 struct hci_sec_filter {
878 __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4];
881 /* ----- HCI requests ----- */
882 #define HCI_REQ_DONE 0
883 #define HCI_REQ_PEND 1
884 #define HCI_REQ_CANCELED 2
886 #define hci_req_lock(d) mutex_lock(&d->req_lock)
887 #define hci_req_unlock(d) mutex_unlock(&d->req_lock)
889 void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result);
891 void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max,
892 u16 latency, u16 to_multiplier);
893 void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8],
895 void hci_le_ltk_reply(struct hci_conn *conn, u8 ltk[16]);
896 void hci_le_ltk_neg_reply(struct hci_conn *conn);
898 #endif /* __HCI_CORE_H */