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 28a6b7a407SAlexey Dobriyan #include <linux/interrupt.h> 291da177e4SLinus Torvalds #include <net/bluetooth/hci.h> 301da177e4SLinus Torvalds 315e59b791SLuiz Augusto von Dentz /* HCI priority */ 325e59b791SLuiz Augusto von Dentz #define HCI_PRIO_MAX 7 335e59b791SLuiz Augusto von Dentz 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 { 47561aafbcSJohan Hedberg struct list_head all; /* inq_cache.all */ 48561aafbcSJohan Hedberg struct list_head list; /* unknown or resolve */ 49561aafbcSJohan Hedberg enum { 50561aafbcSJohan Hedberg NAME_NOT_KNOWN, 51561aafbcSJohan Hedberg NAME_NEEDED, 52561aafbcSJohan Hedberg NAME_PENDING, 53561aafbcSJohan Hedberg NAME_KNOWN, 54561aafbcSJohan Hedberg } name_state; 551da177e4SLinus Torvalds __u32 timestamp; 561da177e4SLinus Torvalds struct inquiry_data data; 571da177e4SLinus Torvalds }; 581da177e4SLinus Torvalds 5930883512SJohan Hedberg struct discovery_state { 604aab14e5SAndre Guedes int type; 61ff9ef578SJohan Hedberg enum { 62ff9ef578SJohan Hedberg DISCOVERY_STOPPED, 63ff9ef578SJohan Hedberg DISCOVERY_STARTING, 64343f935bSAndre Guedes DISCOVERY_FINDING, 6530dc78e1SJohan Hedberg DISCOVERY_RESOLVING, 66ff9ef578SJohan Hedberg DISCOVERY_STOPPING, 67ff9ef578SJohan Hedberg } state; 68561aafbcSJohan Hedberg struct list_head all; /* All devices found during inquiry */ 69561aafbcSJohan Hedberg struct list_head unknown; /* Name state not known */ 70561aafbcSJohan Hedberg struct list_head resolve; /* Name needs to be resolved */ 711da177e4SLinus Torvalds __u32 timestamp; 721da177e4SLinus Torvalds }; 731da177e4SLinus Torvalds 741da177e4SLinus Torvalds struct hci_conn_hash { 751da177e4SLinus Torvalds struct list_head list; 761da177e4SLinus Torvalds unsigned int acl_num; 771da177e4SLinus Torvalds unsigned int sco_num; 78fcd89c09SVille Tervo unsigned int le_num; 791da177e4SLinus Torvalds }; 801da177e4SLinus Torvalds 81f0358568SJohan Hedberg struct bdaddr_list { 82f0358568SJohan Hedberg struct list_head list; 83f0358568SJohan Hedberg bdaddr_t bdaddr; 84f0358568SJohan Hedberg }; 852aeb9a1aSJohan Hedberg 862aeb9a1aSJohan Hedberg struct bt_uuid { 872aeb9a1aSJohan Hedberg struct list_head list; 882aeb9a1aSJohan Hedberg u8 uuid[16]; 891aff6f09SJohan Hedberg u8 svc_hint; 902aeb9a1aSJohan Hedberg }; 912aeb9a1aSJohan Hedberg 92b899efafSVinicius Costa Gomes struct smp_ltk { 93b899efafSVinicius Costa Gomes struct list_head list; 94b899efafSVinicius Costa Gomes bdaddr_t bdaddr; 95b899efafSVinicius Costa Gomes u8 bdaddr_type; 96b899efafSVinicius Costa Gomes u8 authenticated; 97b899efafSVinicius Costa Gomes u8 type; 98b899efafSVinicius Costa Gomes u8 enc_size; 99b899efafSVinicius Costa Gomes __le16 ediv; 100b899efafSVinicius Costa Gomes u8 rand[8]; 101b899efafSVinicius Costa Gomes u8 val[16]; 102b899efafSVinicius Costa Gomes } __packed; 103b899efafSVinicius Costa Gomes 10455ed8ca1SJohan Hedberg struct link_key { 10555ed8ca1SJohan Hedberg struct list_head list; 10655ed8ca1SJohan Hedberg bdaddr_t bdaddr; 10755ed8ca1SJohan Hedberg u8 type; 10855ed8ca1SJohan Hedberg u8 val[16]; 10955ed8ca1SJohan Hedberg u8 pin_len; 11055ed8ca1SJohan Hedberg }; 11155ed8ca1SJohan Hedberg 1122763eda6SSzymon Janc struct oob_data { 1132763eda6SSzymon Janc struct list_head list; 1142763eda6SSzymon Janc bdaddr_t bdaddr; 1152763eda6SSzymon Janc u8 hash[16]; 1162763eda6SSzymon Janc u8 randomizer[16]; 1172763eda6SSzymon Janc }; 1182763eda6SSzymon Janc 11976c8686fSAndre Guedes struct adv_entry { 12076c8686fSAndre Guedes struct list_head list; 12176c8686fSAndre Guedes bdaddr_t bdaddr; 12276c8686fSAndre Guedes u8 bdaddr_type; 12376c8686fSAndre Guedes }; 12476c8686fSAndre Guedes 1257ba8b4beSAndre Guedes struct le_scan_params { 1267ba8b4beSAndre Guedes u8 type; 1277ba8b4beSAndre Guedes u16 interval; 1287ba8b4beSAndre Guedes u16 window; 12928b75a89SAndre Guedes int timeout; 1307ba8b4beSAndre Guedes }; 1317ba8b4beSAndre Guedes 132cd4c5391SSuraj Sumangala #define NUM_REASSEMBLY 4 1331da177e4SLinus Torvalds struct hci_dev { 1341da177e4SLinus Torvalds struct list_head list; 13509fd0de5SGustavo F. Padovan struct mutex lock; 1361da177e4SLinus Torvalds 1371da177e4SLinus Torvalds char name[8]; 1381da177e4SLinus Torvalds unsigned long flags; 1391da177e4SLinus Torvalds __u16 id; 140c13854ceSMarcel Holtmann __u8 bus; 141943da25dSMarcel Holtmann __u8 dev_type; 1421da177e4SLinus Torvalds bdaddr_t bdaddr; 1431f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 14480a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 145a9de9248SMarcel Holtmann __u8 dev_class[3]; 1461aff6f09SJohan Hedberg __u8 major_class; 1471aff6f09SJohan Hedberg __u8 minor_class; 1481da177e4SLinus Torvalds __u8 features[8]; 14959e29406SAndre Guedes __u8 host_features[8]; 150a9de9248SMarcel Holtmann __u8 commands[64]; 1511143e5a6SMarcel Holtmann __u8 hci_ver; 1521143e5a6SMarcel Holtmann __u16 hci_rev; 153d5859e22SJohan Hedberg __u8 lmp_ver; 1541143e5a6SMarcel Holtmann __u16 manufacturer; 155d5859e22SJohan Hedberg __le16 lmp_subver; 1561da177e4SLinus Torvalds __u16 voice_setting; 15717fa4b9dSJohan Hedberg __u8 io_capability; 1581da177e4SLinus Torvalds 1591da177e4SLinus Torvalds __u16 pkt_type; 1605b7f9909SMarcel Holtmann __u16 esco_type; 1611da177e4SLinus Torvalds __u16 link_policy; 1621da177e4SLinus Torvalds __u16 link_mode; 1631da177e4SLinus Torvalds 16404837f64SMarcel Holtmann __u32 idle_timeout; 16504837f64SMarcel Holtmann __u16 sniff_min_interval; 16604837f64SMarcel Holtmann __u16 sniff_max_interval; 16704837f64SMarcel Holtmann 168928abaa7SAndrei Emeltchenko __u8 amp_status; 169928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 170928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 171928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 172928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 173928abaa7SAndrei Emeltchenko __u8 amp_type; 174928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 175928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 176928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 177928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 178928abaa7SAndrei Emeltchenko 1791e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 1801e89cffbSAndrei Emeltchenko 1819f61656aSJohan Hedberg unsigned int auto_accept_delay; 1829f61656aSJohan Hedberg 1831da177e4SLinus Torvalds unsigned long quirks; 1841da177e4SLinus Torvalds 1851da177e4SLinus Torvalds atomic_t cmd_cnt; 1861da177e4SLinus Torvalds unsigned int acl_cnt; 1871da177e4SLinus Torvalds unsigned int sco_cnt; 1886ed58ec5SVille Tervo unsigned int le_cnt; 1891da177e4SLinus Torvalds 1901da177e4SLinus Torvalds unsigned int acl_mtu; 1911da177e4SLinus Torvalds unsigned int sco_mtu; 1926ed58ec5SVille Tervo unsigned int le_mtu; 1931da177e4SLinus Torvalds unsigned int acl_pkts; 1941da177e4SLinus Torvalds unsigned int sco_pkts; 1956ed58ec5SVille Tervo unsigned int le_pkts; 1961da177e4SLinus Torvalds 197350ee4cfSAndrei Emeltchenko __u16 block_len; 198350ee4cfSAndrei Emeltchenko __u16 block_mtu; 199350ee4cfSAndrei Emeltchenko __u16 num_blocks; 200350ee4cfSAndrei Emeltchenko __u16 block_cnt; 201350ee4cfSAndrei Emeltchenko 2021da177e4SLinus Torvalds unsigned long acl_last_tx; 2031da177e4SLinus Torvalds unsigned long sco_last_tx; 2046ed58ec5SVille Tervo unsigned long le_last_tx; 2051da177e4SLinus Torvalds 206f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 207f48fd9c8SMarcel Holtmann 208ab81cbf9SJohan Hedberg struct work_struct power_on; 2093243553fSJohan Hedberg struct delayed_work power_off; 210ab81cbf9SJohan Hedberg 21116ab91abSJohan Hedberg __u16 discov_timeout; 21216ab91abSJohan Hedberg struct delayed_work discov_off; 21316ab91abSJohan Hedberg 2147d78525dSJohan Hedberg struct delayed_work service_cache; 2157d78525dSJohan Hedberg 2166bd32326SVille Tervo struct timer_list cmd_timer; 217b78752ccSMarcel Holtmann 218b78752ccSMarcel Holtmann struct work_struct rx_work; 219c347b765SGustavo F. Padovan struct work_struct cmd_work; 2203eff45eaSGustavo F. Padovan struct work_struct tx_work; 2211da177e4SLinus Torvalds 2221da177e4SLinus Torvalds struct sk_buff_head rx_q; 2231da177e4SLinus Torvalds struct sk_buff_head raw_q; 2241da177e4SLinus Torvalds struct sk_buff_head cmd_q; 2251da177e4SLinus Torvalds 2261da177e4SLinus Torvalds struct sk_buff *sent_cmd; 227cd4c5391SSuraj Sumangala struct sk_buff *reassembly[NUM_REASSEMBLY]; 2281da177e4SLinus Torvalds 229a6a67efdSThomas Gleixner struct mutex req_lock; 2301da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 2311da177e4SLinus Torvalds __u32 req_status; 2321da177e4SLinus Torvalds __u32 req_result; 233a5040efaSJohan Hedberg 234a5040efaSJohan Hedberg __u16 init_last_cmd; 2351da177e4SLinus Torvalds 2362e58ef3eSJohan Hedberg struct list_head mgmt_pending; 2372e58ef3eSJohan Hedberg 23830883512SJohan Hedberg struct discovery_state discovery; 2391da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 240ea4bd8baSDavid Miller struct list_head blacklist; 2411da177e4SLinus Torvalds 2422aeb9a1aSJohan Hedberg struct list_head uuids; 2432aeb9a1aSJohan Hedberg 24455ed8ca1SJohan Hedberg struct list_head link_keys; 24555ed8ca1SJohan Hedberg 246b899efafSVinicius Costa Gomes struct list_head long_term_keys; 247b899efafSVinicius Costa Gomes 2482763eda6SSzymon Janc struct list_head remote_oob_data; 2492763eda6SSzymon Janc 25076c8686fSAndre Guedes struct list_head adv_entries; 251db323f2fSGustavo F. Padovan struct delayed_work adv_work; 25276c8686fSAndre Guedes 2531da177e4SLinus Torvalds struct hci_dev_stats stat; 2541da177e4SLinus Torvalds 2551da177e4SLinus Torvalds struct sk_buff_head driver_init; 2561da177e4SLinus Torvalds 2571da177e4SLinus Torvalds void *core_data; 2581da177e4SLinus Torvalds 2591da177e4SLinus Torvalds atomic_t promisc; 2601da177e4SLinus Torvalds 261ca325f69SMarcel Holtmann struct dentry *debugfs; 262ca325f69SMarcel Holtmann 263a91f2e39SMarcel Holtmann struct device *parent; 264a91f2e39SMarcel Holtmann struct device dev; 2651da177e4SLinus Torvalds 266611b30f7SMarcel Holtmann struct rfkill *rfkill; 267611b30f7SMarcel Holtmann 268d23264a8SAndre Guedes unsigned long dev_flags; 269d23264a8SAndre Guedes 2707ba8b4beSAndre Guedes struct delayed_work le_scan_disable; 2717ba8b4beSAndre Guedes 27228b75a89SAndre Guedes struct work_struct le_scan; 27328b75a89SAndre Guedes struct le_scan_params le_scan_params; 27428b75a89SAndre Guedes 2751da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 2761da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 2771da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 2781da177e4SLinus Torvalds int (*send)(struct sk_buff *skb); 2791da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 2801da177e4SLinus Torvalds int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg); 2811da177e4SLinus Torvalds }; 2821da177e4SLinus Torvalds 2831da177e4SLinus Torvalds struct hci_conn { 2841da177e4SLinus Torvalds struct list_head list; 2851da177e4SLinus Torvalds 2861da177e4SLinus Torvalds atomic_t refcnt; 2871da177e4SLinus Torvalds 2881da177e4SLinus Torvalds bdaddr_t dst; 28929b7988aSAndre Guedes __u8 dst_type; 2901da177e4SLinus Torvalds __u16 handle; 2911da177e4SLinus Torvalds __u16 state; 29204837f64SMarcel Holtmann __u8 mode; 2931da177e4SLinus Torvalds __u8 type; 294a0c808b3SJohan Hedberg bool out; 2954c67bc74SMarcel Holtmann __u8 attempt; 2961da177e4SLinus Torvalds __u8 dev_class[3]; 29704837f64SMarcel Holtmann __u8 features[8]; 29804837f64SMarcel Holtmann __u16 interval; 299a8746417SMarcel Holtmann __u16 pkt_type; 30004837f64SMarcel Holtmann __u16 link_policy; 3011da177e4SLinus Torvalds __u32 link_mode; 30213d39315SWaldemar Rymarkiewicz __u8 key_type; 30340be492fSMarcel Holtmann __u8 auth_type; 3048c1b2355SMarcel Holtmann __u8 sec_level; 305765c2a96SJohan Hedberg __u8 pending_sec_level; 306980e1a53SJohan Hedberg __u8 pin_length; 307726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 30817fa4b9dSJohan Hedberg __u8 io_capability; 309052b30b0SMarcel Holtmann __u16 disc_timeout; 31051a8efd7SJohan Hedberg unsigned long flags; 3111da177e4SLinus Torvalds 31203b555e1SJohan Hedberg __u8 remote_cap; 31303b555e1SJohan Hedberg __u8 remote_auth; 31403b555e1SJohan Hedberg 3151da177e4SLinus Torvalds unsigned int sent; 3161da177e4SLinus Torvalds 3171da177e4SLinus Torvalds struct sk_buff_head data_q; 3182c33c06aSGustavo F. Padovan struct list_head chan_list; 3191da177e4SLinus Torvalds 32019c40e3bSGustavo F. Padovan struct delayed_work disc_work; 32104837f64SMarcel Holtmann struct timer_list idle_timer; 3229f61656aSJohan Hedberg struct timer_list auto_accept_timer; 3231da177e4SLinus Torvalds 324b219e3acSMarcel Holtmann struct device dev; 3259eba32b8SMarcel Holtmann atomic_t devref; 326b219e3acSMarcel Holtmann 3271da177e4SLinus Torvalds struct hci_dev *hdev; 3281da177e4SLinus Torvalds void *l2cap_data; 3291da177e4SLinus Torvalds void *sco_data; 3302b64d153SBrian Gix void *smp_conn; 3311da177e4SLinus Torvalds 3321da177e4SLinus Torvalds struct hci_conn *link; 333e9a416b5SJohan Hedberg 334e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 335e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 336e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 3371da177e4SLinus Torvalds }; 3381da177e4SLinus Torvalds 33973d80debSLuiz Augusto von Dentz struct hci_chan { 34073d80debSLuiz Augusto von Dentz struct list_head list; 34173d80debSLuiz Augusto von Dentz 34273d80debSLuiz Augusto von Dentz struct hci_conn *conn; 34373d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 34473d80debSLuiz Augusto von Dentz unsigned int sent; 34573d80debSLuiz Augusto von Dentz }; 34673d80debSLuiz Augusto von Dentz 3471da177e4SLinus Torvalds extern struct list_head hci_dev_list; 3481da177e4SLinus Torvalds extern struct list_head hci_cb_list; 3491da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 3501da177e4SLinus Torvalds extern rwlock_t hci_cb_list_lock; 3511da177e4SLinus Torvalds 352686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 353686ebf28SUlisses Furquim extern int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 354686ebf28SUlisses Furquim extern int l2cap_connect_cfm(struct hci_conn *hcon, u8 status); 355686ebf28SUlisses Furquim extern int l2cap_disconn_ind(struct hci_conn *hcon); 356686ebf28SUlisses Furquim extern int l2cap_disconn_cfm(struct hci_conn *hcon, u8 reason); 357686ebf28SUlisses Furquim extern int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt); 358686ebf28SUlisses Furquim extern int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 359686ebf28SUlisses Furquim 360686ebf28SUlisses Furquim extern int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 361686ebf28SUlisses Furquim extern int sco_connect_cfm(struct hci_conn *hcon, __u8 status); 362686ebf28SUlisses Furquim extern int sco_disconn_cfm(struct hci_conn *hcon, __u8 reason); 363686ebf28SUlisses Furquim extern int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 364686ebf28SUlisses Furquim 3651da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 36670f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 36770f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 3681da177e4SLinus Torvalds 36930883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 3701da177e4SLinus Torvalds { 371ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 37230883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 37330883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 37430883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 3751da177e4SLinus Torvalds } 3761da177e4SLinus Torvalds 37730dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 37830dc78e1SJohan Hedberg 379ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 380ff9ef578SJohan Hedberg 3811da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 3821da177e4SLinus Torvalds { 38330883512SJohan Hedberg return list_empty(&hdev->discovery.all); 3841da177e4SLinus Torvalds } 3851da177e4SLinus Torvalds 3861da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 3871da177e4SLinus Torvalds { 38830883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 3891da177e4SLinus Torvalds return jiffies - c->timestamp; 3901da177e4SLinus Torvalds } 3911da177e4SLinus Torvalds 3921da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 3931da177e4SLinus Torvalds { 3941da177e4SLinus Torvalds return jiffies - e->timestamp; 3951da177e4SLinus Torvalds } 3961da177e4SLinus Torvalds 3975a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 3985a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 399561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 400561aafbcSJohan Hedberg bdaddr_t *bdaddr); 40130dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 40230dc78e1SJohan Hedberg bdaddr_t *bdaddr, 40330dc78e1SJohan Hedberg int state); 404a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 405a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 4063175405bSJohan Hedberg bool hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 407561aafbcSJohan Hedberg bool name_known); 4081da177e4SLinus Torvalds 4091da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 4101da177e4SLinus Torvalds enum { 4111da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 41219f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 4131da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 41404837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 41504837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 416e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 417d26a2345SVinicius Costa Gomes HCI_CONN_LE_SMP_PEND, 418b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 41958a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 42058a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 42158a681efSJohan Hedberg HCI_CONN_REMOTE_OOB, 4221da177e4SLinus Torvalds }; 4231da177e4SLinus Torvalds 424aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 425aa64a8b5SJohan Hedberg { 426aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 427aa64a8b5SJohan Hedberg return (test_bit(HCI_SSP_ENABLED, &hdev->flags) && 428aa64a8b5SJohan Hedberg test_bit(HCI_CONN_SSP_ENABLED, &conn->flags)); 429aa64a8b5SJohan Hedberg } 430aa64a8b5SJohan Hedberg 4311da177e4SLinus Torvalds static inline void hci_conn_hash_init(struct hci_dev *hdev) 4321da177e4SLinus Torvalds { 4331da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 4341da177e4SLinus Torvalds INIT_LIST_HEAD(&h->list); 4351da177e4SLinus Torvalds h->acl_num = 0; 4361da177e4SLinus Torvalds h->sco_num = 0; 437dc8ed672SGustavo F. Padovan h->le_num = 0; 4381da177e4SLinus Torvalds } 4391da177e4SLinus Torvalds 4401da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 4411da177e4SLinus Torvalds { 4421da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 443bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 444fcd89c09SVille Tervo switch (c->type) { 445fcd89c09SVille Tervo case ACL_LINK: 4461da177e4SLinus Torvalds h->acl_num++; 447fcd89c09SVille Tervo break; 448fcd89c09SVille Tervo case LE_LINK: 449fcd89c09SVille Tervo h->le_num++; 450fcd89c09SVille Tervo break; 451fcd89c09SVille Tervo case SCO_LINK: 452fcd89c09SVille Tervo case ESCO_LINK: 4531da177e4SLinus Torvalds h->sco_num++; 454fcd89c09SVille Tervo break; 455fcd89c09SVille Tervo } 4561da177e4SLinus Torvalds } 4571da177e4SLinus Torvalds 4581da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 4591da177e4SLinus Torvalds { 4601da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 461bf4c6325SGustavo F. Padovan 462bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 463bf4c6325SGustavo F. Padovan synchronize_rcu(); 464bf4c6325SGustavo F. Padovan 465fcd89c09SVille Tervo switch (c->type) { 466fcd89c09SVille Tervo case ACL_LINK: 4671da177e4SLinus Torvalds h->acl_num--; 468fcd89c09SVille Tervo break; 469fcd89c09SVille Tervo case LE_LINK: 470fcd89c09SVille Tervo h->le_num--; 471fcd89c09SVille Tervo break; 472fcd89c09SVille Tervo case SCO_LINK: 473fcd89c09SVille Tervo case ESCO_LINK: 4741da177e4SLinus Torvalds h->sco_num--; 475fcd89c09SVille Tervo break; 476fcd89c09SVille Tervo } 4771da177e4SLinus Torvalds } 4781da177e4SLinus Torvalds 47952087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 48052087a79SLuiz Augusto von Dentz { 48152087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 48252087a79SLuiz Augusto von Dentz switch (type) { 48352087a79SLuiz Augusto von Dentz case ACL_LINK: 48452087a79SLuiz Augusto von Dentz return h->acl_num; 48552087a79SLuiz Augusto von Dentz case LE_LINK: 48652087a79SLuiz Augusto von Dentz return h->le_num; 48752087a79SLuiz Augusto von Dentz case SCO_LINK: 48852087a79SLuiz Augusto von Dentz case ESCO_LINK: 48952087a79SLuiz Augusto von Dentz return h->sco_num; 49052087a79SLuiz Augusto von Dentz default: 49152087a79SLuiz Augusto von Dentz return 0; 49252087a79SLuiz Augusto von Dentz } 49352087a79SLuiz Augusto von Dentz } 49452087a79SLuiz Augusto von Dentz 4951da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 4961da177e4SLinus Torvalds __u16 handle) 4971da177e4SLinus Torvalds { 4981da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 4991da177e4SLinus Torvalds struct hci_conn *c; 5001da177e4SLinus Torvalds 501bf4c6325SGustavo F. Padovan rcu_read_lock(); 502bf4c6325SGustavo F. Padovan 503bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 504bf4c6325SGustavo F. Padovan if (c->handle == handle) { 505bf4c6325SGustavo F. Padovan rcu_read_unlock(); 5061da177e4SLinus Torvalds return c; 5071da177e4SLinus Torvalds } 508bf4c6325SGustavo F. Padovan } 509bf4c6325SGustavo F. Padovan rcu_read_unlock(); 510bf4c6325SGustavo F. Padovan 5111da177e4SLinus Torvalds return NULL; 5121da177e4SLinus Torvalds } 5131da177e4SLinus Torvalds 5141da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 5151da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 5161da177e4SLinus Torvalds { 5171da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 5181da177e4SLinus Torvalds struct hci_conn *c; 5191da177e4SLinus Torvalds 520bf4c6325SGustavo F. Padovan rcu_read_lock(); 521bf4c6325SGustavo F. Padovan 522bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 523bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 524bf4c6325SGustavo F. Padovan rcu_read_unlock(); 5251da177e4SLinus Torvalds return c; 5261da177e4SLinus Torvalds } 527bf4c6325SGustavo F. Padovan } 528bf4c6325SGustavo F. Padovan 529bf4c6325SGustavo F. Padovan rcu_read_unlock(); 530bf4c6325SGustavo F. Padovan 5311da177e4SLinus Torvalds return NULL; 5321da177e4SLinus Torvalds } 5331da177e4SLinus Torvalds 5344c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 5354c67bc74SMarcel Holtmann __u8 type, __u16 state) 5364c67bc74SMarcel Holtmann { 5374c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 5384c67bc74SMarcel Holtmann struct hci_conn *c; 5394c67bc74SMarcel Holtmann 540bf4c6325SGustavo F. Padovan rcu_read_lock(); 541bf4c6325SGustavo F. Padovan 542bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 543bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 544bf4c6325SGustavo F. Padovan rcu_read_unlock(); 5454c67bc74SMarcel Holtmann return c; 5464c67bc74SMarcel Holtmann } 547bf4c6325SGustavo F. Padovan } 548bf4c6325SGustavo F. Padovan 549bf4c6325SGustavo F. Padovan rcu_read_unlock(); 550bf4c6325SGustavo F. Padovan 5514c67bc74SMarcel Holtmann return NULL; 5524c67bc74SMarcel Holtmann } 5534c67bc74SMarcel Holtmann 5544c67bc74SMarcel Holtmann void hci_acl_connect(struct hci_conn *conn); 5551da177e4SLinus Torvalds void hci_acl_disconn(struct hci_conn *conn, __u8 reason); 5561da177e4SLinus Torvalds void hci_add_sco(struct hci_conn *conn, __u16 handle); 557b6a0dc82SMarcel Holtmann void hci_setup_sync(struct hci_conn *conn, __u16 handle); 558e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 5591da177e4SLinus Torvalds 5601da177e4SLinus Torvalds struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); 5611da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 5621da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 563a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 5641da177e4SLinus Torvalds 56573d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 56673d80debSLuiz Augusto von Dentz int hci_chan_del(struct hci_chan *chan); 5672c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 56873d80debSLuiz Augusto von Dentz 5695a9d0a3fSWaldemar Rymarkiewicz struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, 5705a9d0a3fSWaldemar Rymarkiewicz __u8 sec_level, __u8 auth_type); 571e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 572b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 5730684e5f9SMarcel Holtmann int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); 5741da177e4SLinus Torvalds int hci_conn_change_link_key(struct hci_conn *conn); 5758c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 5761da177e4SLinus Torvalds 57714b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 5781da177e4SLinus Torvalds 5799eba32b8SMarcel Holtmann void hci_conn_hold_device(struct hci_conn *conn); 5809eba32b8SMarcel Holtmann void hci_conn_put_device(struct hci_conn *conn); 5819eba32b8SMarcel Holtmann 5821da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 5831da177e4SLinus Torvalds { 5841da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 5852f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 5861da177e4SLinus Torvalds } 5871da177e4SLinus Torvalds 5881da177e4SLinus Torvalds static inline void hci_conn_put(struct hci_conn *conn) 5891da177e4SLinus Torvalds { 5901da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 59104837f64SMarcel Holtmann unsigned long timeo; 592454d48ffSVinicius Costa Gomes if (conn->type == ACL_LINK || conn->type == LE_LINK) { 5936ac59344SMarcel Holtmann del_timer(&conn->idle_timer); 5946ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 595052b30b0SMarcel Holtmann timeo = msecs_to_jiffies(conn->disc_timeout); 59604837f64SMarcel Holtmann if (!conn->out) 597052b30b0SMarcel Holtmann timeo *= 2; 5985a9d0a3fSWaldemar Rymarkiewicz } else { 5996ac59344SMarcel Holtmann timeo = msecs_to_jiffies(10); 6005a9d0a3fSWaldemar Rymarkiewicz } 6015a9d0a3fSWaldemar Rymarkiewicz } else { 60204837f64SMarcel Holtmann timeo = msecs_to_jiffies(10); 6035a9d0a3fSWaldemar Rymarkiewicz } 6042f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 60519c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 6061931782bSVinicius Costa Gomes &conn->disc_work, timeo); 6071da177e4SLinus Torvalds } 6081da177e4SLinus Torvalds } 6091da177e4SLinus Torvalds 6101da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 611dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 6121da177e4SLinus Torvalds { 6134c724c71SDavid Herrmann put_device(&d->dev); 614010666a1SDavid Herrmann } 6151da177e4SLinus Torvalds 616dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 6171da177e4SLinus Torvalds { 6184c724c71SDavid Herrmann get_device(&d->dev); 6191da177e4SLinus Torvalds return d; 6201da177e4SLinus Torvalds } 6211da177e4SLinus Torvalds 62209fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 62309fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 6241da177e4SLinus Torvalds 625aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 6263dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 627aa2b86d7SDavid Herrmann 628155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 629155961e8SDavid Herrmann { 630155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 631155961e8SDavid Herrmann } 632155961e8SDavid Herrmann 633155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 634155961e8SDavid Herrmann { 635155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 636155961e8SDavid Herrmann } 637155961e8SDavid Herrmann 6381da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 6391da177e4SLinus Torvalds struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst); 6401da177e4SLinus Torvalds 6411da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 6421da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 6431da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 64459735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 6451da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 6461da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 6471da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 6481da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 6491da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 6501da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 6511da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 6521da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 6531da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 6541da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 6551da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 65640be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 6571da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 6581da177e4SLinus Torvalds 659f0358568SJohan Hedberg struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr); 660f0358568SJohan Hedberg int hci_blacklist_clear(struct hci_dev *hdev); 66188c1fe4bSJohan Hedberg int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 66288c1fe4bSJohan Hedberg int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 663f0358568SJohan Hedberg 6642aeb9a1aSJohan Hedberg int hci_uuids_clear(struct hci_dev *hdev); 6652aeb9a1aSJohan Hedberg 66655ed8ca1SJohan Hedberg int hci_link_keys_clear(struct hci_dev *hdev); 66755ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 668d25e28abSJohan Hedberg int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, 669d25e28abSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len); 670c9839a11SVinicius Costa Gomes struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]); 671c9839a11SVinicius Costa Gomes int hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type, u8 type, 672c9839a11SVinicius Costa Gomes int new_key, u8 authenticated, u8 tk[16], 673c9839a11SVinicius Costa Gomes u8 enc_size, u16 ediv, u8 rand[8]); 674c9839a11SVinicius Costa Gomes struct smp_ltk *hci_find_ltk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 675c9839a11SVinicius Costa Gomes u8 addr_type); 676b899efafSVinicius Costa Gomes int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr); 677b899efafSVinicius Costa Gomes int hci_smp_ltks_clear(struct hci_dev *hdev); 67855ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 67955ed8ca1SJohan Hedberg 6802763eda6SSzymon Janc int hci_remote_oob_data_clear(struct hci_dev *hdev); 6812763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 6822763eda6SSzymon Janc bdaddr_t *bdaddr); 6832763eda6SSzymon Janc int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, 6842763eda6SSzymon Janc u8 *randomizer); 6852763eda6SSzymon Janc int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); 6862763eda6SSzymon Janc 68735815085SAndre Guedes #define ADV_CLEAR_TIMEOUT (3*60*HZ) /* Three minutes */ 68876c8686fSAndre Guedes int hci_adv_entries_clear(struct hci_dev *hdev); 68976c8686fSAndre Guedes struct adv_entry *hci_find_adv_entry(struct hci_dev *hdev, bdaddr_t *bdaddr); 69076c8686fSAndre Guedes int hci_add_adv_entry(struct hci_dev *hdev, 69176c8686fSAndre Guedes struct hci_ev_le_advertising_info *ev); 69276c8686fSAndre Guedes 693ab81cbf9SJohan Hedberg void hci_del_off_timer(struct hci_dev *hdev); 694ab81cbf9SJohan Hedberg 6951da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 6961da177e4SLinus Torvalds 69776bca880SMarcel Holtmann int hci_recv_frame(struct sk_buff *skb); 698ef222013SMarcel Holtmann int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); 69999811510SSuraj Sumangala int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); 700ef222013SMarcel Holtmann 7010ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 702ce242970SDavid Herrmann int hci_add_sysfs(struct hci_dev *hdev); 703ce242970SDavid Herrmann void hci_del_sysfs(struct hci_dev *hdev); 704a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 705b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 706b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 7071da177e4SLinus Torvalds 708a91f2e39SMarcel Holtmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev)) 7091da177e4SLinus Torvalds 7101da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 71104837f64SMarcel Holtmann #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH) 71204837f64SMarcel Holtmann #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT) 71304837f64SMarcel Holtmann #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF) 71404837f64SMarcel Holtmann #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR) 7155b7f9909SMarcel Holtmann #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO) 716769be974SMarcel Holtmann #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR) 717e702112fSAndrei Emeltchenko #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH) 7186ed58ec5SVille Tervo #define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE) 7195e0452c0SAndre Guedes #define lmp_bredr_capable(dev) (!((dev)->features[4] & LMP_NO_BREDR)) 7201da177e4SLinus Torvalds 721eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 72259e29406SAndre Guedes #define lmp_host_le_capable(dev) ((dev)->host_features[0] & LMP_HOST_LE) 723eead27daSAndre Guedes 7241da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 7255a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 7265a9d0a3fSWaldemar Rymarkiewicz __u8 type) 7271da177e4SLinus Torvalds { 728686ebf28SUlisses Furquim switch (type) { 729686ebf28SUlisses Furquim case ACL_LINK: 730686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 7311da177e4SLinus Torvalds 732686ebf28SUlisses Furquim case SCO_LINK: 733686ebf28SUlisses Furquim case ESCO_LINK: 734686ebf28SUlisses Furquim return sco_connect_ind(hdev, bdaddr); 7351da177e4SLinus Torvalds 736686ebf28SUlisses Furquim default: 737686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 738686ebf28SUlisses Furquim return -EINVAL; 739686ebf28SUlisses Furquim } 7401da177e4SLinus Torvalds } 7411da177e4SLinus Torvalds 7421da177e4SLinus Torvalds static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) 7431da177e4SLinus Torvalds { 744686ebf28SUlisses Furquim switch (conn->type) { 745686ebf28SUlisses Furquim case ACL_LINK: 746686ebf28SUlisses Furquim case LE_LINK: 747686ebf28SUlisses Furquim l2cap_connect_cfm(conn, status); 748686ebf28SUlisses Furquim break; 7491da177e4SLinus Torvalds 750686ebf28SUlisses Furquim case SCO_LINK: 751686ebf28SUlisses Furquim case ESCO_LINK: 752686ebf28SUlisses Furquim sco_connect_cfm(conn, status); 753686ebf28SUlisses Furquim break; 7541da177e4SLinus Torvalds 755686ebf28SUlisses Furquim default: 756686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 757686ebf28SUlisses Furquim break; 758686ebf28SUlisses Furquim } 759e9a416b5SJohan Hedberg 760e9a416b5SJohan Hedberg if (conn->connect_cfm_cb) 761e9a416b5SJohan Hedberg conn->connect_cfm_cb(conn, status); 7621da177e4SLinus Torvalds } 7631da177e4SLinus Torvalds 7642950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 7652950f21aSMarcel Holtmann { 766686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 767686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 7682950f21aSMarcel Holtmann 769686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 7702950f21aSMarcel Holtmann } 7712950f21aSMarcel Holtmann 7722950f21aSMarcel Holtmann static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) 7731da177e4SLinus Torvalds { 774686ebf28SUlisses Furquim switch (conn->type) { 775686ebf28SUlisses Furquim case ACL_LINK: 776686ebf28SUlisses Furquim case LE_LINK: 777686ebf28SUlisses Furquim l2cap_disconn_cfm(conn, reason); 778686ebf28SUlisses Furquim break; 7791da177e4SLinus Torvalds 780686ebf28SUlisses Furquim case SCO_LINK: 781686ebf28SUlisses Furquim case ESCO_LINK: 782686ebf28SUlisses Furquim sco_disconn_cfm(conn, reason); 783686ebf28SUlisses Furquim break; 7841da177e4SLinus Torvalds 785686ebf28SUlisses Furquim default: 786686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 787686ebf28SUlisses Furquim break; 788686ebf28SUlisses Furquim } 789e9a416b5SJohan Hedberg 790e9a416b5SJohan Hedberg if (conn->disconn_cfm_cb) 791e9a416b5SJohan Hedberg conn->disconn_cfm_cb(conn, reason); 7921da177e4SLinus Torvalds } 7931da177e4SLinus Torvalds 7941da177e4SLinus Torvalds static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) 7951da177e4SLinus Torvalds { 7968c1b2355SMarcel Holtmann __u8 encrypt; 7978c1b2355SMarcel Holtmann 798686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 799686ebf28SUlisses Furquim return; 800686ebf28SUlisses Furquim 80151a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 8028c1b2355SMarcel Holtmann return; 8038c1b2355SMarcel Holtmann 8048c1b2355SMarcel Holtmann encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; 805686ebf28SUlisses Furquim l2cap_security_cfm(conn, status, encrypt); 806e9a416b5SJohan Hedberg 807e9a416b5SJohan Hedberg if (conn->security_cfm_cb) 808e9a416b5SJohan Hedberg conn->security_cfm_cb(conn, status); 8091da177e4SLinus Torvalds } 8101da177e4SLinus Torvalds 8115a9d0a3fSWaldemar Rymarkiewicz static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, 8125a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 8131da177e4SLinus Torvalds { 814686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 815686ebf28SUlisses Furquim return; 8161da177e4SLinus Torvalds 817686ebf28SUlisses Furquim l2cap_security_cfm(conn, status, encrypt); 818e9a416b5SJohan Hedberg 819e9a416b5SJohan Hedberg if (conn->security_cfm_cb) 820e9a416b5SJohan Hedberg conn->security_cfm_cb(conn, status); 8211da177e4SLinus Torvalds } 8221da177e4SLinus Torvalds 8231da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 8241da177e4SLinus Torvalds struct hci_cb { 8251da177e4SLinus Torvalds struct list_head list; 8261da177e4SLinus Torvalds 8271da177e4SLinus Torvalds char *name; 8281da177e4SLinus Torvalds 8295a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 8305a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 8311da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 8321da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 8331da177e4SLinus Torvalds }; 8341da177e4SLinus Torvalds 8351da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 8361da177e4SLinus Torvalds { 8371da177e4SLinus Torvalds struct list_head *p; 8388c1b2355SMarcel Holtmann __u8 encrypt; 8391da177e4SLinus Torvalds 8401da177e4SLinus Torvalds hci_proto_auth_cfm(conn, status); 8411da177e4SLinus Torvalds 84251a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 8438c1b2355SMarcel Holtmann return; 8448c1b2355SMarcel Holtmann 8458c1b2355SMarcel Holtmann encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; 8468c1b2355SMarcel Holtmann 847f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 8481da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 8491da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 8508c1b2355SMarcel Holtmann if (cb->security_cfm) 8518c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 8521da177e4SLinus Torvalds } 853f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 8541da177e4SLinus Torvalds } 8551da177e4SLinus Torvalds 8565a9d0a3fSWaldemar Rymarkiewicz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, 8575a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 8581da177e4SLinus Torvalds { 8591da177e4SLinus Torvalds struct list_head *p; 8601da177e4SLinus Torvalds 861435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 862435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 863435fef20SMarcel Holtmann 86488167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 86588167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 86688167aedSVinicius Costa Gomes 8679719f8afSMarcel Holtmann hci_proto_encrypt_cfm(conn, status, encrypt); 8681da177e4SLinus Torvalds 869f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 8701da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 8711da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 8728c1b2355SMarcel Holtmann if (cb->security_cfm) 8738c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 8741da177e4SLinus Torvalds } 875f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 8761da177e4SLinus Torvalds } 8771da177e4SLinus Torvalds 8781da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 8791da177e4SLinus Torvalds { 8801da177e4SLinus Torvalds struct list_head *p; 8811da177e4SLinus Torvalds 882f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 8831da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 8841da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 8851da177e4SLinus Torvalds if (cb->key_change_cfm) 8861da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 8871da177e4SLinus Torvalds } 888f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 8891da177e4SLinus Torvalds } 8901da177e4SLinus Torvalds 8915a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 8925a9d0a3fSWaldemar Rymarkiewicz __u8 role) 8931da177e4SLinus Torvalds { 8941da177e4SLinus Torvalds struct list_head *p; 8951da177e4SLinus Torvalds 896f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 8971da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 8981da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 8991da177e4SLinus Torvalds if (cb->role_switch_cfm) 9001da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 9011da177e4SLinus Torvalds } 902f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 9031da177e4SLinus Torvalds } 9041da177e4SLinus Torvalds 9056759a675SJohan Hedberg static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) 9066759a675SJohan Hedberg { 9076759a675SJohan Hedberg u8 field_len; 9086759a675SJohan Hedberg size_t parsed; 9096759a675SJohan Hedberg 9106759a675SJohan Hedberg for (parsed = 0; parsed < data_len - 1; parsed += field_len) { 9116759a675SJohan Hedberg field_len = data[0]; 9126759a675SJohan Hedberg 9136759a675SJohan Hedberg if (field_len == 0) 9146759a675SJohan Hedberg break; 9156759a675SJohan Hedberg 9166759a675SJohan Hedberg parsed += field_len + 1; 9176759a675SJohan Hedberg 9186759a675SJohan Hedberg if (parsed > data_len) 9196759a675SJohan Hedberg break; 9206759a675SJohan Hedberg 9216759a675SJohan Hedberg if (data[1] == type) 9226759a675SJohan Hedberg return true; 9236759a675SJohan Hedberg 9246759a675SJohan Hedberg data += field_len + 1; 9256759a675SJohan Hedberg } 9266759a675SJohan Hedberg 9276759a675SJohan Hedberg return false; 9286759a675SJohan Hedberg } 9296759a675SJohan Hedberg 9301dc06093SJohan Hedberg static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, 9311dc06093SJohan Hedberg u8 data_len) 9321dc06093SJohan Hedberg { 9331dc06093SJohan Hedberg eir[eir_len++] = sizeof(type) + data_len; 9341dc06093SJohan Hedberg eir[eir_len++] = type; 9351dc06093SJohan Hedberg memcpy(&eir[eir_len], data, data_len); 9361dc06093SJohan Hedberg eir_len += data_len; 9371dc06093SJohan Hedberg 9381dc06093SJohan Hedberg return eir_len; 9391dc06093SJohan Hedberg } 9401dc06093SJohan Hedberg 9411da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 9421da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 9431da177e4SLinus Torvalds 944a9de9248SMarcel Holtmann int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param); 94573d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 9460d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 9471da177e4SLinus Torvalds 948a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 9491da177e4SLinus Torvalds 9501da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 951470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 952470fe1b5SMarcel Holtmann void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk); 953cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 9541da177e4SLinus Torvalds 955040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 956040030efSMarcel Holtmann 9570381101fSJohan Hedberg /* Management interface */ 958f39799f5SAndre Guedes #define MGMT_ADDR_BREDR 0x00 959f39799f5SAndre Guedes #define MGMT_ADDR_LE_PUBLIC 0x01 960f39799f5SAndre Guedes #define MGMT_ADDR_LE_RANDOM 0x02 961f39799f5SAndre Guedes #define MGMT_ADDR_INVALID 0xff 962f39799f5SAndre Guedes 963f39799f5SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(MGMT_ADDR_BREDR)) 964f39799f5SAndre Guedes #define DISCOV_TYPE_LE (BIT(MGMT_ADDR_LE_PUBLIC) | \ 965f39799f5SAndre Guedes BIT(MGMT_ADDR_LE_RANDOM)) 966f39799f5SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(MGMT_ADDR_BREDR) | \ 967f39799f5SAndre Guedes BIT(MGMT_ADDR_LE_PUBLIC) | \ 968f39799f5SAndre Guedes BIT(MGMT_ADDR_LE_RANDOM)) 969f39799f5SAndre Guedes 9700381101fSJohan Hedberg int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); 971744cf19eSJohan Hedberg int mgmt_index_added(struct hci_dev *hdev); 972744cf19eSJohan Hedberg int mgmt_index_removed(struct hci_dev *hdev); 973744cf19eSJohan Hedberg int mgmt_powered(struct hci_dev *hdev, u8 powered); 974744cf19eSJohan Hedberg int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable); 975744cf19eSJohan Hedberg int mgmt_connectable(struct hci_dev *hdev, u8 connectable); 976744cf19eSJohan Hedberg int mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status); 977744cf19eSJohan Hedberg int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 978744cf19eSJohan Hedberg u8 persistent); 979afc747a6SJohan Hedberg int mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 980b644ba33SJohan Hedberg u8 addr_type, u8 *name, u8 name_len, 981b644ba33SJohan Hedberg u8 *dev_class); 982afc747a6SJohan Hedberg int mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 983afc747a6SJohan Hedberg u8 link_type, u8 addr_type); 98488c3df13SJohan Hedberg int mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 98588c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 98648264f06SJohan Hedberg int mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 98748264f06SJohan Hedberg u8 addr_type, u8 status); 988744cf19eSJohan Hedberg int mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 989744cf19eSJohan Hedberg int mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 990c35938b2SSzymon Janc u8 status); 991744cf19eSJohan Hedberg int mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 992744cf19eSJohan Hedberg u8 status); 993744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 994272d90dfSJohan Hedberg u8 link_type, u8 addr_type, __le32 value, 995272d90dfSJohan Hedberg u8 confirm_hint); 996744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 997272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 998272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 999272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1000272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1001272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1002604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1003272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1004272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1005272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1006bab73cb6SJohan Hedberg int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1007bab73cb6SJohan Hedberg u8 addr_type, u8 status); 100833ef95edSJohan Hedberg int mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 1009ed2c4ee3SJohan Hedberg int mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 status); 1010744cf19eSJohan Hedberg int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 1011744cf19eSJohan Hedberg int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash, 1012744cf19eSJohan Hedberg u8 *randomizer, u8 status); 101348264f06SJohan Hedberg int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1014561aafbcSJohan Hedberg u8 addr_type, u8 *dev_class, s8 rssi, 1015e319d2e7SJohan Hedberg u8 cfm_name, u8 *eir, u16 eir_len); 1016b644ba33SJohan Hedberg int mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1017b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 10187a135109SAndre Guedes int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status); 1019e6d465cbSAndre Guedes int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status); 1020744cf19eSJohan Hedberg int mgmt_discovering(struct hci_dev *hdev, u8 discovering); 10215e0452c0SAndre Guedes int mgmt_interleaved_discovery(struct hci_dev *hdev); 102288c1fe4bSJohan Hedberg int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 102388c1fe4bSJohan Hedberg int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 10240381101fSJohan Hedberg 1025346af67bSVinicius Costa Gomes int mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, u8 persistent); 1026346af67bSVinicius Costa Gomes 10271da177e4SLinus Torvalds /* HCI info for socket */ 10281da177e4SLinus Torvalds #define hci_pi(sk) ((struct hci_pinfo *) sk) 10291da177e4SLinus Torvalds 103014c0b608SJohan Hedberg /* HCI socket flags */ 103114c0b608SJohan Hedberg #define HCI_PI_MGMT_INIT 0 103214c0b608SJohan Hedberg 10331da177e4SLinus Torvalds struct hci_pinfo { 10341da177e4SLinus Torvalds struct bt_sock bt; 10351da177e4SLinus Torvalds struct hci_dev *hdev; 10361da177e4SLinus Torvalds struct hci_filter filter; 10371da177e4SLinus Torvalds __u32 cmsg_mask; 1038c02178d2SJohan Hedberg unsigned short channel; 103914c0b608SJohan Hedberg unsigned long flags; 10401da177e4SLinus Torvalds }; 10411da177e4SLinus Torvalds 10421da177e4SLinus Torvalds /* HCI security filter */ 10431da177e4SLinus Torvalds #define HCI_SFLT_MAX_OGF 5 10441da177e4SLinus Torvalds 10451da177e4SLinus Torvalds struct hci_sec_filter { 10461da177e4SLinus Torvalds __u32 type_mask; 10471da177e4SLinus Torvalds __u32 event_mask[2]; 10481da177e4SLinus Torvalds __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4]; 10491da177e4SLinus Torvalds }; 10501da177e4SLinus Torvalds 10511da177e4SLinus Torvalds /* ----- HCI requests ----- */ 10521da177e4SLinus Torvalds #define HCI_REQ_DONE 0 10531da177e4SLinus Torvalds #define HCI_REQ_PEND 1 10541da177e4SLinus Torvalds #define HCI_REQ_CANCELED 2 10551da177e4SLinus Torvalds 1056a6a67efdSThomas Gleixner #define hci_req_lock(d) mutex_lock(&d->req_lock) 1057a6a67efdSThomas Gleixner #define hci_req_unlock(d) mutex_unlock(&d->req_lock) 10581da177e4SLinus Torvalds 105923bb5763SJohan Hedberg void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result); 10601da177e4SLinus Torvalds 10612ce603ebSClaudio Takahasi void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, 10622ce603ebSClaudio Takahasi u16 latency, u16 to_multiplier); 1063a7a595f6SVinicius Costa Gomes void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8], 1064a7a595f6SVinicius Costa Gomes __u8 ltk[16]); 1065a7a595f6SVinicius Costa Gomes void hci_le_ltk_reply(struct hci_conn *conn, u8 ltk[16]); 1066a7a595f6SVinicius Costa Gomes void hci_le_ltk_neg_reply(struct hci_conn *conn); 1067a7a595f6SVinicius Costa Gomes 10682519a1fcSAndre Guedes int hci_do_inquiry(struct hci_dev *hdev, u8 length); 1069023d5049SAndre Guedes int hci_cancel_inquiry(struct hci_dev *hdev); 107028b75a89SAndre Guedes int hci_le_scan(struct hci_dev *hdev, u8 type, u16 interval, u16 window, 107128b75a89SAndre Guedes int timeout); 10722519a1fcSAndre Guedes 10731da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1074