11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds BlueZ - Bluetooth protocol stack for Linux 32d0a0346SRon Shaffer Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved. 41da177e4SLinus Torvalds 51da177e4SLinus Torvalds Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com> 61da177e4SLinus Torvalds 71da177e4SLinus Torvalds This program is free software; you can redistribute it and/or modify 81da177e4SLinus Torvalds it under the terms of the GNU General Public License version 2 as 91da177e4SLinus Torvalds published by the Free Software Foundation; 101da177e4SLinus Torvalds 111da177e4SLinus Torvalds THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 121da177e4SLinus Torvalds OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 131da177e4SLinus Torvalds FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. 141da177e4SLinus Torvalds IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY 151da177e4SLinus Torvalds CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES 161da177e4SLinus Torvalds WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 171da177e4SLinus Torvalds ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 181da177e4SLinus Torvalds OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 191da177e4SLinus Torvalds 201da177e4SLinus Torvalds ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, 211da177e4SLinus Torvalds COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS 221da177e4SLinus Torvalds SOFTWARE IS DISCLAIMED. 231da177e4SLinus Torvalds */ 241da177e4SLinus Torvalds 251da177e4SLinus Torvalds #ifndef __HCI_CORE_H 261da177e4SLinus Torvalds #define __HCI_CORE_H 271da177e4SLinus Torvalds 281da177e4SLinus Torvalds #include <net/bluetooth/hci.h> 291da177e4SLinus Torvalds 301da177e4SLinus Torvalds /* HCI upper protocols */ 311da177e4SLinus Torvalds #define HCI_PROTO_L2CAP 0 321da177e4SLinus Torvalds #define HCI_PROTO_SCO 1 331da177e4SLinus Torvalds 341da177e4SLinus Torvalds /* HCI Core structures */ 351da177e4SLinus Torvalds struct inquiry_data { 361da177e4SLinus Torvalds bdaddr_t bdaddr; 371da177e4SLinus Torvalds __u8 pscan_rep_mode; 381da177e4SLinus Torvalds __u8 pscan_period_mode; 391da177e4SLinus Torvalds __u8 pscan_mode; 401da177e4SLinus Torvalds __u8 dev_class[3]; 411ebb9252SMarcel Holtmann __le16 clock_offset; 421da177e4SLinus Torvalds __s8 rssi; 4341a96212SMarcel Holtmann __u8 ssp_mode; 441da177e4SLinus Torvalds }; 451da177e4SLinus Torvalds 461da177e4SLinus Torvalds struct inquiry_entry { 471da177e4SLinus Torvalds struct inquiry_entry *next; 481da177e4SLinus Torvalds __u32 timestamp; 491da177e4SLinus Torvalds struct inquiry_data data; 501da177e4SLinus Torvalds }; 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds struct inquiry_cache { 531da177e4SLinus Torvalds spinlock_t lock; 541da177e4SLinus Torvalds __u32 timestamp; 551da177e4SLinus Torvalds struct inquiry_entry *list; 561da177e4SLinus Torvalds }; 571da177e4SLinus Torvalds 581da177e4SLinus Torvalds struct hci_conn_hash { 591da177e4SLinus Torvalds struct list_head list; 601da177e4SLinus Torvalds spinlock_t lock; 611da177e4SLinus Torvalds unsigned int acl_num; 621da177e4SLinus Torvalds unsigned int sco_num; 631da177e4SLinus Torvalds }; 641da177e4SLinus Torvalds 65f0358568SJohan Hedberg struct bdaddr_list { 66f0358568SJohan Hedberg struct list_head list; 67f0358568SJohan Hedberg bdaddr_t bdaddr; 68f0358568SJohan Hedberg }; 692aeb9a1aSJohan Hedberg 702aeb9a1aSJohan Hedberg struct bt_uuid { 712aeb9a1aSJohan Hedberg struct list_head list; 722aeb9a1aSJohan Hedberg u8 uuid[16]; 731aff6f09SJohan Hedberg u8 svc_hint; 742aeb9a1aSJohan Hedberg }; 752aeb9a1aSJohan Hedberg 7655ed8ca1SJohan Hedberg struct link_key { 7755ed8ca1SJohan Hedberg struct list_head list; 7855ed8ca1SJohan Hedberg bdaddr_t bdaddr; 7955ed8ca1SJohan Hedberg u8 type; 8055ed8ca1SJohan Hedberg u8 val[16]; 8155ed8ca1SJohan Hedberg u8 pin_len; 8255ed8ca1SJohan Hedberg }; 8355ed8ca1SJohan Hedberg 84cd4c5391SSuraj Sumangala #define NUM_REASSEMBLY 4 851da177e4SLinus Torvalds struct hci_dev { 861da177e4SLinus Torvalds struct list_head list; 871da177e4SLinus Torvalds spinlock_t lock; 881da177e4SLinus Torvalds atomic_t refcnt; 891da177e4SLinus Torvalds 901da177e4SLinus Torvalds char name[8]; 911da177e4SLinus Torvalds unsigned long flags; 921da177e4SLinus Torvalds __u16 id; 93c13854ceSMarcel Holtmann __u8 bus; 94943da25dSMarcel Holtmann __u8 dev_type; 951da177e4SLinus Torvalds bdaddr_t bdaddr; 96a9de9248SMarcel Holtmann __u8 dev_name[248]; 97a9de9248SMarcel Holtmann __u8 dev_class[3]; 981aff6f09SJohan Hedberg __u8 major_class; 991aff6f09SJohan Hedberg __u8 minor_class; 1001da177e4SLinus Torvalds __u8 features[8]; 101a9de9248SMarcel Holtmann __u8 commands[64]; 102333140b5SMarcel Holtmann __u8 ssp_mode; 1031143e5a6SMarcel Holtmann __u8 hci_ver; 1041143e5a6SMarcel Holtmann __u16 hci_rev; 105d5859e22SJohan Hedberg __u8 lmp_ver; 1061143e5a6SMarcel Holtmann __u16 manufacturer; 107d5859e22SJohan Hedberg __le16 lmp_subver; 1081da177e4SLinus Torvalds __u16 voice_setting; 1091da177e4SLinus Torvalds 1101da177e4SLinus Torvalds __u16 pkt_type; 1115b7f9909SMarcel Holtmann __u16 esco_type; 1121da177e4SLinus Torvalds __u16 link_policy; 1131da177e4SLinus Torvalds __u16 link_mode; 1141da177e4SLinus Torvalds 11504837f64SMarcel Holtmann __u32 idle_timeout; 11604837f64SMarcel Holtmann __u16 sniff_min_interval; 11704837f64SMarcel Holtmann __u16 sniff_max_interval; 11804837f64SMarcel Holtmann 1191da177e4SLinus Torvalds unsigned long quirks; 1201da177e4SLinus Torvalds 1211da177e4SLinus Torvalds atomic_t cmd_cnt; 1221da177e4SLinus Torvalds unsigned int acl_cnt; 1231da177e4SLinus Torvalds unsigned int sco_cnt; 1241da177e4SLinus Torvalds 1251da177e4SLinus Torvalds unsigned int acl_mtu; 1261da177e4SLinus Torvalds unsigned int sco_mtu; 1271da177e4SLinus Torvalds unsigned int acl_pkts; 1281da177e4SLinus Torvalds unsigned int sco_pkts; 1291da177e4SLinus Torvalds 1301da177e4SLinus Torvalds unsigned long cmd_last_tx; 1311da177e4SLinus Torvalds unsigned long acl_last_tx; 1321da177e4SLinus Torvalds unsigned long sco_last_tx; 1331da177e4SLinus Torvalds 134f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 135f48fd9c8SMarcel Holtmann 136ab81cbf9SJohan Hedberg struct work_struct power_on; 137ab81cbf9SJohan Hedberg struct work_struct power_off; 138ab81cbf9SJohan Hedberg struct timer_list off_timer; 139ab81cbf9SJohan Hedberg 1401da177e4SLinus Torvalds struct tasklet_struct cmd_task; 1411da177e4SLinus Torvalds struct tasklet_struct rx_task; 1421da177e4SLinus Torvalds struct tasklet_struct tx_task; 1431da177e4SLinus Torvalds 1441da177e4SLinus Torvalds struct sk_buff_head rx_q; 1451da177e4SLinus Torvalds struct sk_buff_head raw_q; 1461da177e4SLinus Torvalds struct sk_buff_head cmd_q; 1471da177e4SLinus Torvalds 1481da177e4SLinus Torvalds struct sk_buff *sent_cmd; 149cd4c5391SSuraj Sumangala struct sk_buff *reassembly[NUM_REASSEMBLY]; 1501da177e4SLinus Torvalds 151a6a67efdSThomas Gleixner struct mutex req_lock; 1521da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 1531da177e4SLinus Torvalds __u32 req_status; 1541da177e4SLinus Torvalds __u32 req_result; 155a5040efaSJohan Hedberg 156a5040efaSJohan Hedberg __u16 init_last_cmd; 1571da177e4SLinus Torvalds 1581da177e4SLinus Torvalds struct inquiry_cache inq_cache; 1591da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 160ea4bd8baSDavid Miller struct list_head blacklist; 1611da177e4SLinus Torvalds 1622aeb9a1aSJohan Hedberg struct list_head uuids; 1632aeb9a1aSJohan Hedberg 16455ed8ca1SJohan Hedberg struct list_head link_keys; 16555ed8ca1SJohan Hedberg 1661da177e4SLinus Torvalds struct hci_dev_stats stat; 1671da177e4SLinus Torvalds 1681da177e4SLinus Torvalds struct sk_buff_head driver_init; 1691da177e4SLinus Torvalds 1701da177e4SLinus Torvalds void *driver_data; 1711da177e4SLinus Torvalds void *core_data; 1721da177e4SLinus Torvalds 1731da177e4SLinus Torvalds atomic_t promisc; 1741da177e4SLinus Torvalds 175ca325f69SMarcel Holtmann struct dentry *debugfs; 176ca325f69SMarcel Holtmann 177a91f2e39SMarcel Holtmann struct device *parent; 178a91f2e39SMarcel Holtmann struct device dev; 1791da177e4SLinus Torvalds 180611b30f7SMarcel Holtmann struct rfkill *rfkill; 181611b30f7SMarcel Holtmann 1821da177e4SLinus Torvalds struct module *owner; 1831da177e4SLinus Torvalds 1841da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 1851da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 1861da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 1871da177e4SLinus Torvalds int (*send)(struct sk_buff *skb); 1881da177e4SLinus Torvalds void (*destruct)(struct hci_dev *hdev); 1891da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 1901da177e4SLinus Torvalds int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg); 1911da177e4SLinus Torvalds }; 1921da177e4SLinus Torvalds 1931da177e4SLinus Torvalds struct hci_conn { 1941da177e4SLinus Torvalds struct list_head list; 1951da177e4SLinus Torvalds 1961da177e4SLinus Torvalds atomic_t refcnt; 1971da177e4SLinus Torvalds spinlock_t lock; 1981da177e4SLinus Torvalds 1991da177e4SLinus Torvalds bdaddr_t dst; 2001da177e4SLinus Torvalds __u16 handle; 2011da177e4SLinus Torvalds __u16 state; 20204837f64SMarcel Holtmann __u8 mode; 2031da177e4SLinus Torvalds __u8 type; 2041da177e4SLinus Torvalds __u8 out; 2054c67bc74SMarcel Holtmann __u8 attempt; 2061da177e4SLinus Torvalds __u8 dev_class[3]; 20704837f64SMarcel Holtmann __u8 features[8]; 20841a96212SMarcel Holtmann __u8 ssp_mode; 20904837f64SMarcel Holtmann __u16 interval; 210a8746417SMarcel Holtmann __u16 pkt_type; 21104837f64SMarcel Holtmann __u16 link_policy; 2121da177e4SLinus Torvalds __u32 link_mode; 21340be492fSMarcel Holtmann __u8 auth_type; 2148c1b2355SMarcel Holtmann __u8 sec_level; 215765c2a96SJohan Hedberg __u8 pending_sec_level; 21604837f64SMarcel Holtmann __u8 power_save; 217052b30b0SMarcel Holtmann __u16 disc_timeout; 2181da177e4SLinus Torvalds unsigned long pend; 2191da177e4SLinus Torvalds 22003b555e1SJohan Hedberg __u8 remote_cap; 22103b555e1SJohan Hedberg __u8 remote_oob; 22203b555e1SJohan Hedberg __u8 remote_auth; 22303b555e1SJohan Hedberg 2241da177e4SLinus Torvalds unsigned int sent; 2251da177e4SLinus Torvalds 2261da177e4SLinus Torvalds struct sk_buff_head data_q; 2271da177e4SLinus Torvalds 22804837f64SMarcel Holtmann struct timer_list disc_timer; 22904837f64SMarcel Holtmann struct timer_list idle_timer; 2301da177e4SLinus Torvalds 231f3784d83SRoger Quadros struct work_struct work_add; 232f3784d83SRoger Quadros struct work_struct work_del; 233b219e3acSMarcel Holtmann 234b219e3acSMarcel Holtmann struct device dev; 2359eba32b8SMarcel Holtmann atomic_t devref; 236b219e3acSMarcel Holtmann 2371da177e4SLinus Torvalds struct hci_dev *hdev; 2381da177e4SLinus Torvalds void *l2cap_data; 2391da177e4SLinus Torvalds void *sco_data; 2401da177e4SLinus Torvalds void *priv; 2411da177e4SLinus Torvalds 2421da177e4SLinus Torvalds struct hci_conn *link; 2431da177e4SLinus Torvalds }; 2441da177e4SLinus Torvalds 2451da177e4SLinus Torvalds extern struct hci_proto *hci_proto[]; 2461da177e4SLinus Torvalds extern struct list_head hci_dev_list; 2471da177e4SLinus Torvalds extern struct list_head hci_cb_list; 2481da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 2491da177e4SLinus Torvalds extern rwlock_t hci_cb_list_lock; 2501da177e4SLinus Torvalds 2511da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 25270f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 25370f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 2541da177e4SLinus Torvalds 2551da177e4SLinus Torvalds #define inquiry_cache_lock(c) spin_lock(&c->lock) 2561da177e4SLinus Torvalds #define inquiry_cache_unlock(c) spin_unlock(&c->lock) 2571da177e4SLinus Torvalds #define inquiry_cache_lock_bh(c) spin_lock_bh(&c->lock) 2581da177e4SLinus Torvalds #define inquiry_cache_unlock_bh(c) spin_unlock_bh(&c->lock) 2591da177e4SLinus Torvalds 2601da177e4SLinus Torvalds static inline void inquiry_cache_init(struct hci_dev *hdev) 2611da177e4SLinus Torvalds { 2621da177e4SLinus Torvalds struct inquiry_cache *c = &hdev->inq_cache; 2631da177e4SLinus Torvalds spin_lock_init(&c->lock); 2641da177e4SLinus Torvalds c->list = NULL; 2651da177e4SLinus Torvalds } 2661da177e4SLinus Torvalds 2671da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 2681da177e4SLinus Torvalds { 2691da177e4SLinus Torvalds struct inquiry_cache *c = &hdev->inq_cache; 270a02cec21SEric Dumazet return c->list == NULL; 2711da177e4SLinus Torvalds } 2721da177e4SLinus Torvalds 2731da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 2741da177e4SLinus Torvalds { 2751da177e4SLinus Torvalds struct inquiry_cache *c = &hdev->inq_cache; 2761da177e4SLinus Torvalds return jiffies - c->timestamp; 2771da177e4SLinus Torvalds } 2781da177e4SLinus Torvalds 2791da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 2801da177e4SLinus Torvalds { 2811da177e4SLinus Torvalds return jiffies - e->timestamp; 2821da177e4SLinus Torvalds } 2831da177e4SLinus Torvalds 2841da177e4SLinus Torvalds struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr); 2851da177e4SLinus Torvalds void hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data); 2861da177e4SLinus Torvalds 2871da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 2881da177e4SLinus Torvalds enum { 2891da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 2901da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 29104837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 29204837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 293e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 2941da177e4SLinus Torvalds }; 2951da177e4SLinus Torvalds 2961da177e4SLinus Torvalds static inline void hci_conn_hash_init(struct hci_dev *hdev) 2971da177e4SLinus Torvalds { 2981da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 2991da177e4SLinus Torvalds INIT_LIST_HEAD(&h->list); 3001da177e4SLinus Torvalds spin_lock_init(&h->lock); 3011da177e4SLinus Torvalds h->acl_num = 0; 3021da177e4SLinus Torvalds h->sco_num = 0; 3031da177e4SLinus Torvalds } 3041da177e4SLinus Torvalds 3051da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 3061da177e4SLinus Torvalds { 3071da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 3081da177e4SLinus Torvalds list_add(&c->list, &h->list); 3091da177e4SLinus Torvalds if (c->type == ACL_LINK) 3101da177e4SLinus Torvalds h->acl_num++; 3111da177e4SLinus Torvalds else 3121da177e4SLinus Torvalds h->sco_num++; 3131da177e4SLinus Torvalds } 3141da177e4SLinus Torvalds 3151da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 3161da177e4SLinus Torvalds { 3171da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 3181da177e4SLinus Torvalds list_del(&c->list); 3191da177e4SLinus Torvalds if (c->type == ACL_LINK) 3201da177e4SLinus Torvalds h->acl_num--; 3211da177e4SLinus Torvalds else 3221da177e4SLinus Torvalds h->sco_num--; 3231da177e4SLinus Torvalds } 3241da177e4SLinus Torvalds 3251da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 3261da177e4SLinus Torvalds __u16 handle) 3271da177e4SLinus Torvalds { 3281da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 3291da177e4SLinus Torvalds struct list_head *p; 3301da177e4SLinus Torvalds struct hci_conn *c; 3311da177e4SLinus Torvalds 3321da177e4SLinus Torvalds list_for_each(p, &h->list) { 3331da177e4SLinus Torvalds c = list_entry(p, struct hci_conn, list); 3341da177e4SLinus Torvalds if (c->handle == handle) 3351da177e4SLinus Torvalds return c; 3361da177e4SLinus Torvalds } 3371da177e4SLinus Torvalds return NULL; 3381da177e4SLinus Torvalds } 3391da177e4SLinus Torvalds 3401da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 3411da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 3421da177e4SLinus Torvalds { 3431da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 3441da177e4SLinus Torvalds struct list_head *p; 3451da177e4SLinus Torvalds struct hci_conn *c; 3461da177e4SLinus Torvalds 3471da177e4SLinus Torvalds list_for_each(p, &h->list) { 3481da177e4SLinus Torvalds c = list_entry(p, struct hci_conn, list); 3491da177e4SLinus Torvalds if (c->type == type && !bacmp(&c->dst, ba)) 3501da177e4SLinus Torvalds return c; 3511da177e4SLinus Torvalds } 3521da177e4SLinus Torvalds return NULL; 3531da177e4SLinus Torvalds } 3541da177e4SLinus Torvalds 3554c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 3564c67bc74SMarcel Holtmann __u8 type, __u16 state) 3574c67bc74SMarcel Holtmann { 3584c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 3594c67bc74SMarcel Holtmann struct list_head *p; 3604c67bc74SMarcel Holtmann struct hci_conn *c; 3614c67bc74SMarcel Holtmann 3624c67bc74SMarcel Holtmann list_for_each(p, &h->list) { 3634c67bc74SMarcel Holtmann c = list_entry(p, struct hci_conn, list); 3644c67bc74SMarcel Holtmann if (c->type == type && c->state == state) 3654c67bc74SMarcel Holtmann return c; 3664c67bc74SMarcel Holtmann } 3674c67bc74SMarcel Holtmann return NULL; 3684c67bc74SMarcel Holtmann } 3694c67bc74SMarcel Holtmann 3704c67bc74SMarcel Holtmann void hci_acl_connect(struct hci_conn *conn); 3711da177e4SLinus Torvalds void hci_acl_disconn(struct hci_conn *conn, __u8 reason); 3721da177e4SLinus Torvalds void hci_add_sco(struct hci_conn *conn, __u16 handle); 373b6a0dc82SMarcel Holtmann void hci_setup_sync(struct hci_conn *conn, __u16 handle); 374e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 3751da177e4SLinus Torvalds 3761da177e4SLinus Torvalds struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); 3771da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 3781da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 379a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 3801da177e4SLinus Torvalds 3818c1b2355SMarcel Holtmann struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 sec_level, __u8 auth_type); 382e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 3830684e5f9SMarcel Holtmann int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); 3841da177e4SLinus Torvalds int hci_conn_change_link_key(struct hci_conn *conn); 3858c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 3861da177e4SLinus Torvalds 38704837f64SMarcel Holtmann void hci_conn_enter_active_mode(struct hci_conn *conn); 38804837f64SMarcel Holtmann void hci_conn_enter_sniff_mode(struct hci_conn *conn); 3891da177e4SLinus Torvalds 3909eba32b8SMarcel Holtmann void hci_conn_hold_device(struct hci_conn *conn); 3919eba32b8SMarcel Holtmann void hci_conn_put_device(struct hci_conn *conn); 3929eba32b8SMarcel Holtmann 3931da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 3941da177e4SLinus Torvalds { 3951da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 39604837f64SMarcel Holtmann del_timer(&conn->disc_timer); 3971da177e4SLinus Torvalds } 3981da177e4SLinus Torvalds 3991da177e4SLinus Torvalds static inline void hci_conn_put(struct hci_conn *conn) 4001da177e4SLinus Torvalds { 4011da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 40204837f64SMarcel Holtmann unsigned long timeo; 4031da177e4SLinus Torvalds if (conn->type == ACL_LINK) { 4046ac59344SMarcel Holtmann del_timer(&conn->idle_timer); 4056ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 406052b30b0SMarcel Holtmann timeo = msecs_to_jiffies(conn->disc_timeout); 40704837f64SMarcel Holtmann if (!conn->out) 408052b30b0SMarcel Holtmann timeo *= 2; 4096ac59344SMarcel Holtmann } else 4106ac59344SMarcel Holtmann timeo = msecs_to_jiffies(10); 4111da177e4SLinus Torvalds } else 41204837f64SMarcel Holtmann timeo = msecs_to_jiffies(10); 41304837f64SMarcel Holtmann mod_timer(&conn->disc_timer, jiffies + timeo); 4141da177e4SLinus Torvalds } 4151da177e4SLinus Torvalds } 4161da177e4SLinus Torvalds 4171da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 4181da177e4SLinus Torvalds static inline void __hci_dev_put(struct hci_dev *d) 4191da177e4SLinus Torvalds { 4201da177e4SLinus Torvalds if (atomic_dec_and_test(&d->refcnt)) 4211da177e4SLinus Torvalds d->destruct(d); 4221da177e4SLinus Torvalds } 4231da177e4SLinus Torvalds 4241da177e4SLinus Torvalds static inline void hci_dev_put(struct hci_dev *d) 4251da177e4SLinus Torvalds { 4261da177e4SLinus Torvalds __hci_dev_put(d); 4271da177e4SLinus Torvalds module_put(d->owner); 4281da177e4SLinus Torvalds } 4291da177e4SLinus Torvalds 4301da177e4SLinus Torvalds static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d) 4311da177e4SLinus Torvalds { 4321da177e4SLinus Torvalds atomic_inc(&d->refcnt); 4331da177e4SLinus Torvalds return d; 4341da177e4SLinus Torvalds } 4351da177e4SLinus Torvalds 4361da177e4SLinus Torvalds static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 4371da177e4SLinus Torvalds { 4381da177e4SLinus Torvalds if (try_module_get(d->owner)) 4391da177e4SLinus Torvalds return __hci_dev_hold(d); 4401da177e4SLinus Torvalds return NULL; 4411da177e4SLinus Torvalds } 4421da177e4SLinus Torvalds 4431da177e4SLinus Torvalds #define hci_dev_lock(d) spin_lock(&d->lock) 4441da177e4SLinus Torvalds #define hci_dev_unlock(d) spin_unlock(&d->lock) 4451da177e4SLinus Torvalds #define hci_dev_lock_bh(d) spin_lock_bh(&d->lock) 4461da177e4SLinus Torvalds #define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock) 4471da177e4SLinus Torvalds 4481da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 4491da177e4SLinus Torvalds struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst); 4501da177e4SLinus Torvalds 4511da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 4521da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 4531da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 4541da177e4SLinus Torvalds int hci_unregister_dev(struct hci_dev *hdev); 4551da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 4561da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 4571da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 4581da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 4591da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 4601da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 4611da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 4621da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 4631da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 4641da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 4651da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 46640be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 4671da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 4681da177e4SLinus Torvalds 469f0358568SJohan Hedberg struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr); 470f0358568SJohan Hedberg int hci_blacklist_clear(struct hci_dev *hdev); 471f0358568SJohan Hedberg 4722aeb9a1aSJohan Hedberg int hci_uuids_clear(struct hci_dev *hdev); 4732aeb9a1aSJohan Hedberg 47455ed8ca1SJohan Hedberg int hci_link_keys_clear(struct hci_dev *hdev); 47555ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 47655ed8ca1SJohan Hedberg int hci_add_link_key(struct hci_dev *hdev, int new_key, bdaddr_t *bdaddr, 47755ed8ca1SJohan Hedberg u8 *key, u8 type, u8 pin_len); 47855ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 47955ed8ca1SJohan Hedberg 480ab81cbf9SJohan Hedberg void hci_del_off_timer(struct hci_dev *hdev); 481ab81cbf9SJohan Hedberg 4821da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 4831da177e4SLinus Torvalds 48476bca880SMarcel Holtmann int hci_recv_frame(struct sk_buff *skb); 485ef222013SMarcel Holtmann int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); 48699811510SSuraj Sumangala int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); 487ef222013SMarcel Holtmann 4881da177e4SLinus Torvalds int hci_register_sysfs(struct hci_dev *hdev); 4891da177e4SLinus Torvalds void hci_unregister_sysfs(struct hci_dev *hdev); 490a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 491b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 492b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 4931da177e4SLinus Torvalds 494a91f2e39SMarcel Holtmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev)) 4951da177e4SLinus Torvalds 4961da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 49704837f64SMarcel Holtmann #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH) 49804837f64SMarcel Holtmann #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT) 49904837f64SMarcel Holtmann #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF) 50004837f64SMarcel Holtmann #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR) 5015b7f9909SMarcel Holtmann #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO) 502769be974SMarcel Holtmann #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR) 503e702112fSAndrei Emeltchenko #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH) 5041da177e4SLinus Torvalds 5051da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 5061da177e4SLinus Torvalds struct hci_proto { 5071da177e4SLinus Torvalds char *name; 5081da177e4SLinus Torvalds unsigned int id; 5091da177e4SLinus Torvalds unsigned long flags; 5101da177e4SLinus Torvalds 5111da177e4SLinus Torvalds void *priv; 5121da177e4SLinus Torvalds 5131da177e4SLinus Torvalds int (*connect_ind) (struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type); 5141da177e4SLinus Torvalds int (*connect_cfm) (struct hci_conn *conn, __u8 status); 5152950f21aSMarcel Holtmann int (*disconn_ind) (struct hci_conn *conn); 5162950f21aSMarcel Holtmann int (*disconn_cfm) (struct hci_conn *conn, __u8 reason); 5171da177e4SLinus Torvalds int (*recv_acldata) (struct hci_conn *conn, struct sk_buff *skb, __u16 flags); 5181da177e4SLinus Torvalds int (*recv_scodata) (struct hci_conn *conn, struct sk_buff *skb); 5198c1b2355SMarcel Holtmann int (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt); 5201da177e4SLinus Torvalds }; 5211da177e4SLinus Torvalds 5221da177e4SLinus Torvalds static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 type) 5231da177e4SLinus Torvalds { 5241da177e4SLinus Torvalds register struct hci_proto *hp; 5251da177e4SLinus Torvalds int mask = 0; 5261da177e4SLinus Torvalds 5271da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_L2CAP]; 5281da177e4SLinus Torvalds if (hp && hp->connect_ind) 5291da177e4SLinus Torvalds mask |= hp->connect_ind(hdev, bdaddr, type); 5301da177e4SLinus Torvalds 5311da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_SCO]; 5321da177e4SLinus Torvalds if (hp && hp->connect_ind) 5331da177e4SLinus Torvalds mask |= hp->connect_ind(hdev, bdaddr, type); 5341da177e4SLinus Torvalds 5351da177e4SLinus Torvalds return mask; 5361da177e4SLinus Torvalds } 5371da177e4SLinus Torvalds 5381da177e4SLinus Torvalds static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) 5391da177e4SLinus Torvalds { 5401da177e4SLinus Torvalds register struct hci_proto *hp; 5411da177e4SLinus Torvalds 5421da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_L2CAP]; 5431da177e4SLinus Torvalds if (hp && hp->connect_cfm) 5441da177e4SLinus Torvalds hp->connect_cfm(conn, status); 5451da177e4SLinus Torvalds 5461da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_SCO]; 5471da177e4SLinus Torvalds if (hp && hp->connect_cfm) 5481da177e4SLinus Torvalds hp->connect_cfm(conn, status); 5491da177e4SLinus Torvalds } 5501da177e4SLinus Torvalds 5512950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 5522950f21aSMarcel Holtmann { 5532950f21aSMarcel Holtmann register struct hci_proto *hp; 5542950f21aSMarcel Holtmann int reason = 0x13; 5552950f21aSMarcel Holtmann 5562950f21aSMarcel Holtmann hp = hci_proto[HCI_PROTO_L2CAP]; 5572950f21aSMarcel Holtmann if (hp && hp->disconn_ind) 5582950f21aSMarcel Holtmann reason = hp->disconn_ind(conn); 5592950f21aSMarcel Holtmann 5602950f21aSMarcel Holtmann hp = hci_proto[HCI_PROTO_SCO]; 5612950f21aSMarcel Holtmann if (hp && hp->disconn_ind) 5622950f21aSMarcel Holtmann reason = hp->disconn_ind(conn); 5632950f21aSMarcel Holtmann 5642950f21aSMarcel Holtmann return reason; 5652950f21aSMarcel Holtmann } 5662950f21aSMarcel Holtmann 5672950f21aSMarcel Holtmann static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) 5681da177e4SLinus Torvalds { 5691da177e4SLinus Torvalds register struct hci_proto *hp; 5701da177e4SLinus Torvalds 5711da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_L2CAP]; 5722950f21aSMarcel Holtmann if (hp && hp->disconn_cfm) 5732950f21aSMarcel Holtmann hp->disconn_cfm(conn, reason); 5741da177e4SLinus Torvalds 5751da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_SCO]; 5762950f21aSMarcel Holtmann if (hp && hp->disconn_cfm) 5772950f21aSMarcel Holtmann hp->disconn_cfm(conn, reason); 5781da177e4SLinus Torvalds } 5791da177e4SLinus Torvalds 5801da177e4SLinus Torvalds static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) 5811da177e4SLinus Torvalds { 5821da177e4SLinus Torvalds register struct hci_proto *hp; 5838c1b2355SMarcel Holtmann __u8 encrypt; 5848c1b2355SMarcel Holtmann 5858c1b2355SMarcel Holtmann if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) 5868c1b2355SMarcel Holtmann return; 5878c1b2355SMarcel Holtmann 5888c1b2355SMarcel Holtmann encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; 5891da177e4SLinus Torvalds 5901da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_L2CAP]; 5918c1b2355SMarcel Holtmann if (hp && hp->security_cfm) 5928c1b2355SMarcel Holtmann hp->security_cfm(conn, status, encrypt); 5931da177e4SLinus Torvalds 5941da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_SCO]; 5958c1b2355SMarcel Holtmann if (hp && hp->security_cfm) 5968c1b2355SMarcel Holtmann hp->security_cfm(conn, status, encrypt); 5971da177e4SLinus Torvalds } 5981da177e4SLinus Torvalds 5999719f8afSMarcel Holtmann static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt) 6001da177e4SLinus Torvalds { 6011da177e4SLinus Torvalds register struct hci_proto *hp; 6021da177e4SLinus Torvalds 6031da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_L2CAP]; 6048c1b2355SMarcel Holtmann if (hp && hp->security_cfm) 6058c1b2355SMarcel Holtmann hp->security_cfm(conn, status, encrypt); 6061da177e4SLinus Torvalds 6071da177e4SLinus Torvalds hp = hci_proto[HCI_PROTO_SCO]; 6088c1b2355SMarcel Holtmann if (hp && hp->security_cfm) 6098c1b2355SMarcel Holtmann hp->security_cfm(conn, status, encrypt); 6101da177e4SLinus Torvalds } 6111da177e4SLinus Torvalds 6121da177e4SLinus Torvalds int hci_register_proto(struct hci_proto *hproto); 6131da177e4SLinus Torvalds int hci_unregister_proto(struct hci_proto *hproto); 6141da177e4SLinus Torvalds 6151da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 6161da177e4SLinus Torvalds struct hci_cb { 6171da177e4SLinus Torvalds struct list_head list; 6181da177e4SLinus Torvalds 6191da177e4SLinus Torvalds char *name; 6201da177e4SLinus Torvalds 6218c1b2355SMarcel Holtmann void (*security_cfm) (struct hci_conn *conn, __u8 status, __u8 encrypt); 6221da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 6231da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 6241da177e4SLinus Torvalds }; 6251da177e4SLinus Torvalds 6261da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 6271da177e4SLinus Torvalds { 6281da177e4SLinus Torvalds struct list_head *p; 6298c1b2355SMarcel Holtmann __u8 encrypt; 6301da177e4SLinus Torvalds 6311da177e4SLinus Torvalds hci_proto_auth_cfm(conn, status); 6321da177e4SLinus Torvalds 6338c1b2355SMarcel Holtmann if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) 6348c1b2355SMarcel Holtmann return; 6358c1b2355SMarcel Holtmann 6368c1b2355SMarcel Holtmann encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; 6378c1b2355SMarcel Holtmann 6381da177e4SLinus Torvalds read_lock_bh(&hci_cb_list_lock); 6391da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 6401da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 6418c1b2355SMarcel Holtmann if (cb->security_cfm) 6428c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 6431da177e4SLinus Torvalds } 6441da177e4SLinus Torvalds read_unlock_bh(&hci_cb_list_lock); 6451da177e4SLinus Torvalds } 6461da177e4SLinus Torvalds 6471da177e4SLinus Torvalds static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt) 6481da177e4SLinus Torvalds { 6491da177e4SLinus Torvalds struct list_head *p; 6501da177e4SLinus Torvalds 651435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 652435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 653435fef20SMarcel Holtmann 6549719f8afSMarcel Holtmann hci_proto_encrypt_cfm(conn, status, encrypt); 6551da177e4SLinus Torvalds 6561da177e4SLinus Torvalds read_lock_bh(&hci_cb_list_lock); 6571da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 6581da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 6598c1b2355SMarcel Holtmann if (cb->security_cfm) 6608c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 6611da177e4SLinus Torvalds } 6621da177e4SLinus Torvalds read_unlock_bh(&hci_cb_list_lock); 6631da177e4SLinus Torvalds } 6641da177e4SLinus Torvalds 6651da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 6661da177e4SLinus Torvalds { 6671da177e4SLinus Torvalds struct list_head *p; 6681da177e4SLinus Torvalds 6691da177e4SLinus Torvalds read_lock_bh(&hci_cb_list_lock); 6701da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 6711da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 6721da177e4SLinus Torvalds if (cb->key_change_cfm) 6731da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 6741da177e4SLinus Torvalds } 6751da177e4SLinus Torvalds read_unlock_bh(&hci_cb_list_lock); 6761da177e4SLinus Torvalds } 6771da177e4SLinus Torvalds 6781da177e4SLinus Torvalds static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, __u8 role) 6791da177e4SLinus Torvalds { 6801da177e4SLinus Torvalds struct list_head *p; 6811da177e4SLinus Torvalds 6821da177e4SLinus Torvalds read_lock_bh(&hci_cb_list_lock); 6831da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 6841da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 6851da177e4SLinus Torvalds if (cb->role_switch_cfm) 6861da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 6871da177e4SLinus Torvalds } 6881da177e4SLinus Torvalds read_unlock_bh(&hci_cb_list_lock); 6891da177e4SLinus Torvalds } 6901da177e4SLinus Torvalds 6911da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 6921da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 6931da177e4SLinus Torvalds 6941da177e4SLinus Torvalds int hci_register_notifier(struct notifier_block *nb); 6951da177e4SLinus Torvalds int hci_unregister_notifier(struct notifier_block *nb); 6961da177e4SLinus Torvalds 697a9de9248SMarcel Holtmann int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param); 6989a9c6a34SGustavo F. Padovan void hci_send_acl(struct hci_conn *conn, struct sk_buff *skb, __u16 flags); 6990d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 7001da177e4SLinus Torvalds 701a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 7021da177e4SLinus Torvalds 7031da177e4SLinus Torvalds void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data); 7041da177e4SLinus Torvalds 7051da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 706eec8d2bcSJohan Hedberg void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb, 707eec8d2bcSJohan Hedberg struct sock *skip_sk); 7081da177e4SLinus Torvalds 7090381101fSJohan Hedberg /* Management interface */ 7100381101fSJohan Hedberg int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); 711c71e97bfSJohan Hedberg int mgmt_index_added(u16 index); 712c71e97bfSJohan Hedberg int mgmt_index_removed(u16 index); 7135add6af8SJohan Hedberg int mgmt_powered(u16 index, u8 powered); 71473f22f62SJohan Hedberg int mgmt_discoverable(u16 index, u8 discoverable); 7159fbcbb45SJohan Hedberg int mgmt_connectable(u16 index, u8 connectable); 71655ed8ca1SJohan Hedberg int mgmt_new_key(u16 index, struct link_key *key, u8 old_key_type); 7170381101fSJohan Hedberg 7181da177e4SLinus Torvalds /* HCI info for socket */ 7191da177e4SLinus Torvalds #define hci_pi(sk) ((struct hci_pinfo *) sk) 7201da177e4SLinus Torvalds 7211da177e4SLinus Torvalds struct hci_pinfo { 7221da177e4SLinus Torvalds struct bt_sock bt; 7231da177e4SLinus Torvalds struct hci_dev *hdev; 7241da177e4SLinus Torvalds struct hci_filter filter; 7251da177e4SLinus Torvalds __u32 cmsg_mask; 726c02178d2SJohan Hedberg unsigned short channel; 7271da177e4SLinus Torvalds }; 7281da177e4SLinus Torvalds 7291da177e4SLinus Torvalds /* HCI security filter */ 7301da177e4SLinus Torvalds #define HCI_SFLT_MAX_OGF 5 7311da177e4SLinus Torvalds 7321da177e4SLinus Torvalds struct hci_sec_filter { 7331da177e4SLinus Torvalds __u32 type_mask; 7341da177e4SLinus Torvalds __u32 event_mask[2]; 7351da177e4SLinus Torvalds __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4]; 7361da177e4SLinus Torvalds }; 7371da177e4SLinus Torvalds 7381da177e4SLinus Torvalds /* ----- HCI requests ----- */ 7391da177e4SLinus Torvalds #define HCI_REQ_DONE 0 7401da177e4SLinus Torvalds #define HCI_REQ_PEND 1 7411da177e4SLinus Torvalds #define HCI_REQ_CANCELED 2 7421da177e4SLinus Torvalds 743a6a67efdSThomas Gleixner #define hci_req_lock(d) mutex_lock(&d->req_lock) 744a6a67efdSThomas Gleixner #define hci_req_unlock(d) mutex_unlock(&d->req_lock) 7451da177e4SLinus Torvalds 74623bb5763SJohan Hedberg void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result); 7471da177e4SLinus Torvalds 7481da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 749