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 305e59b791SLuiz Augusto von Dentz /* HCI priority */ 315e59b791SLuiz Augusto von Dentz #define HCI_PRIO_MAX 7 325e59b791SLuiz Augusto von Dentz 331da177e4SLinus Torvalds /* HCI Core structures */ 341da177e4SLinus Torvalds struct inquiry_data { 351da177e4SLinus Torvalds bdaddr_t bdaddr; 361da177e4SLinus Torvalds __u8 pscan_rep_mode; 371da177e4SLinus Torvalds __u8 pscan_period_mode; 381da177e4SLinus Torvalds __u8 pscan_mode; 391da177e4SLinus Torvalds __u8 dev_class[3]; 401ebb9252SMarcel Holtmann __le16 clock_offset; 411da177e4SLinus Torvalds __s8 rssi; 4241a96212SMarcel Holtmann __u8 ssp_mode; 431da177e4SLinus Torvalds }; 441da177e4SLinus Torvalds 451da177e4SLinus Torvalds struct inquiry_entry { 46561aafbcSJohan Hedberg struct list_head all; /* inq_cache.all */ 47561aafbcSJohan Hedberg struct list_head list; /* unknown or resolve */ 48561aafbcSJohan Hedberg enum { 49561aafbcSJohan Hedberg NAME_NOT_KNOWN, 50561aafbcSJohan Hedberg NAME_NEEDED, 51561aafbcSJohan Hedberg NAME_PENDING, 52561aafbcSJohan Hedberg NAME_KNOWN, 53561aafbcSJohan Hedberg } name_state; 541da177e4SLinus Torvalds __u32 timestamp; 551da177e4SLinus Torvalds struct inquiry_data data; 561da177e4SLinus Torvalds }; 571da177e4SLinus Torvalds 5830883512SJohan Hedberg struct discovery_state { 594aab14e5SAndre Guedes int type; 60ff9ef578SJohan Hedberg enum { 61ff9ef578SJohan Hedberg DISCOVERY_STOPPED, 62ff9ef578SJohan Hedberg DISCOVERY_STARTING, 63343f935bSAndre Guedes DISCOVERY_FINDING, 6430dc78e1SJohan Hedberg DISCOVERY_RESOLVING, 65ff9ef578SJohan Hedberg DISCOVERY_STOPPING, 66ff9ef578SJohan Hedberg } state; 67561aafbcSJohan Hedberg struct list_head all; /* All devices found during inquiry */ 68561aafbcSJohan Hedberg struct list_head unknown; /* Name state not known */ 69561aafbcSJohan Hedberg struct list_head resolve; /* Name needs to be resolved */ 701da177e4SLinus Torvalds __u32 timestamp; 711da177e4SLinus Torvalds }; 721da177e4SLinus Torvalds 731da177e4SLinus Torvalds struct hci_conn_hash { 741da177e4SLinus Torvalds struct list_head list; 751da177e4SLinus Torvalds unsigned int acl_num; 761da177e4SLinus Torvalds unsigned int sco_num; 77fcd89c09SVille Tervo unsigned int le_num; 781da177e4SLinus Torvalds }; 791da177e4SLinus Torvalds 80f0358568SJohan Hedberg struct bdaddr_list { 81f0358568SJohan Hedberg struct list_head list; 82f0358568SJohan Hedberg bdaddr_t bdaddr; 83f0358568SJohan Hedberg }; 842aeb9a1aSJohan Hedberg 852aeb9a1aSJohan Hedberg struct bt_uuid { 862aeb9a1aSJohan Hedberg struct list_head list; 872aeb9a1aSJohan Hedberg u8 uuid[16]; 881aff6f09SJohan Hedberg u8 svc_hint; 892aeb9a1aSJohan Hedberg }; 902aeb9a1aSJohan Hedberg 91b899efafSVinicius Costa Gomes struct smp_ltk { 92b899efafSVinicius Costa Gomes struct list_head list; 93b899efafSVinicius Costa Gomes bdaddr_t bdaddr; 94b899efafSVinicius Costa Gomes u8 bdaddr_type; 95b899efafSVinicius Costa Gomes u8 authenticated; 96b899efafSVinicius Costa Gomes u8 type; 97b899efafSVinicius Costa Gomes u8 enc_size; 98b899efafSVinicius Costa Gomes __le16 ediv; 99b899efafSVinicius Costa Gomes u8 rand[8]; 100b899efafSVinicius Costa Gomes u8 val[16]; 101b899efafSVinicius Costa Gomes } __packed; 102b899efafSVinicius Costa Gomes 10355ed8ca1SJohan Hedberg struct link_key { 10455ed8ca1SJohan Hedberg struct list_head list; 10555ed8ca1SJohan Hedberg bdaddr_t bdaddr; 10655ed8ca1SJohan Hedberg u8 type; 1079b3b4460SAndrei Emeltchenko u8 val[HCI_LINK_KEY_SIZE]; 10855ed8ca1SJohan Hedberg u8 pin_len; 10955ed8ca1SJohan Hedberg }; 11055ed8ca1SJohan Hedberg 1112763eda6SSzymon Janc struct oob_data { 1122763eda6SSzymon Janc struct list_head list; 1132763eda6SSzymon Janc bdaddr_t bdaddr; 1142763eda6SSzymon Janc u8 hash[16]; 1152763eda6SSzymon Janc u8 randomizer[16]; 1162763eda6SSzymon Janc }; 1172763eda6SSzymon Janc 11876c8686fSAndre Guedes struct adv_entry { 11976c8686fSAndre Guedes struct list_head list; 12076c8686fSAndre Guedes bdaddr_t bdaddr; 12176c8686fSAndre Guedes u8 bdaddr_type; 12276c8686fSAndre Guedes }; 12376c8686fSAndre Guedes 1247ba8b4beSAndre Guedes struct le_scan_params { 1257ba8b4beSAndre Guedes u8 type; 1267ba8b4beSAndre Guedes u16 interval; 1277ba8b4beSAndre Guedes u16 window; 12828b75a89SAndre Guedes int timeout; 1297ba8b4beSAndre Guedes }; 1307ba8b4beSAndre Guedes 131490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10 132490c5babSJohan Hedberg 133cd4c5391SSuraj Sumangala #define NUM_REASSEMBLY 4 1341da177e4SLinus Torvalds struct hci_dev { 1351da177e4SLinus Torvalds struct list_head list; 13609fd0de5SGustavo F. Padovan struct mutex lock; 1371da177e4SLinus Torvalds 1381da177e4SLinus Torvalds char name[8]; 1391da177e4SLinus Torvalds unsigned long flags; 1401da177e4SLinus Torvalds __u16 id; 141c13854ceSMarcel Holtmann __u8 bus; 142943da25dSMarcel Holtmann __u8 dev_type; 1431da177e4SLinus Torvalds bdaddr_t bdaddr; 1441f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 145490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; 14680a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 147a9de9248SMarcel Holtmann __u8 dev_class[3]; 1481aff6f09SJohan Hedberg __u8 major_class; 1491aff6f09SJohan Hedberg __u8 minor_class; 1501da177e4SLinus Torvalds __u8 features[8]; 15159e29406SAndre Guedes __u8 host_features[8]; 152a9de9248SMarcel Holtmann __u8 commands[64]; 1531143e5a6SMarcel Holtmann __u8 hci_ver; 1541143e5a6SMarcel Holtmann __u16 hci_rev; 155d5859e22SJohan Hedberg __u8 lmp_ver; 1561143e5a6SMarcel Holtmann __u16 manufacturer; 1577d69230cSAndrei Emeltchenko __u16 lmp_subver; 1581da177e4SLinus Torvalds __u16 voice_setting; 15917fa4b9dSJohan Hedberg __u8 io_capability; 16091c4e9b1SMarcel Holtmann __s8 inq_tx_power; 1612b9be137SMarcel Holtmann __u16 devid_source; 1622b9be137SMarcel Holtmann __u16 devid_vendor; 1632b9be137SMarcel Holtmann __u16 devid_product; 1642b9be137SMarcel Holtmann __u16 devid_version; 1651da177e4SLinus Torvalds 1661da177e4SLinus Torvalds __u16 pkt_type; 1675b7f9909SMarcel Holtmann __u16 esco_type; 1681da177e4SLinus Torvalds __u16 link_policy; 1691da177e4SLinus Torvalds __u16 link_mode; 1701da177e4SLinus Torvalds 17104837f64SMarcel Holtmann __u32 idle_timeout; 17204837f64SMarcel Holtmann __u16 sniff_min_interval; 17304837f64SMarcel Holtmann __u16 sniff_max_interval; 17404837f64SMarcel Holtmann 175928abaa7SAndrei Emeltchenko __u8 amp_status; 176928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 177928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 178928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 179928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 180928abaa7SAndrei Emeltchenko __u8 amp_type; 181928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 182928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 183928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 184928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 185928abaa7SAndrei Emeltchenko 1861e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 1871e89cffbSAndrei Emeltchenko 1889f61656aSJohan Hedberg unsigned int auto_accept_delay; 1899f61656aSJohan Hedberg 1901da177e4SLinus Torvalds unsigned long quirks; 1911da177e4SLinus Torvalds 1921da177e4SLinus Torvalds atomic_t cmd_cnt; 1931da177e4SLinus Torvalds unsigned int acl_cnt; 1941da177e4SLinus Torvalds unsigned int sco_cnt; 1956ed58ec5SVille Tervo unsigned int le_cnt; 1961da177e4SLinus Torvalds 1971da177e4SLinus Torvalds unsigned int acl_mtu; 1981da177e4SLinus Torvalds unsigned int sco_mtu; 1996ed58ec5SVille Tervo unsigned int le_mtu; 2001da177e4SLinus Torvalds unsigned int acl_pkts; 2011da177e4SLinus Torvalds unsigned int sco_pkts; 2026ed58ec5SVille Tervo unsigned int le_pkts; 2031da177e4SLinus Torvalds 204350ee4cfSAndrei Emeltchenko __u16 block_len; 205350ee4cfSAndrei Emeltchenko __u16 block_mtu; 206350ee4cfSAndrei Emeltchenko __u16 num_blocks; 207350ee4cfSAndrei Emeltchenko __u16 block_cnt; 208350ee4cfSAndrei Emeltchenko 2091da177e4SLinus Torvalds unsigned long acl_last_tx; 2101da177e4SLinus Torvalds unsigned long sco_last_tx; 2116ed58ec5SVille Tervo unsigned long le_last_tx; 2121da177e4SLinus Torvalds 213f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 214f48fd9c8SMarcel Holtmann 215ab81cbf9SJohan Hedberg struct work_struct power_on; 2163243553fSJohan Hedberg struct delayed_work power_off; 217ab81cbf9SJohan Hedberg 21816ab91abSJohan Hedberg __u16 discov_timeout; 21916ab91abSJohan Hedberg struct delayed_work discov_off; 22016ab91abSJohan Hedberg 2217d78525dSJohan Hedberg struct delayed_work service_cache; 2227d78525dSJohan Hedberg 2236bd32326SVille Tervo struct timer_list cmd_timer; 224b78752ccSMarcel Holtmann 225b78752ccSMarcel Holtmann struct work_struct rx_work; 226c347b765SGustavo F. Padovan struct work_struct cmd_work; 2273eff45eaSGustavo F. Padovan struct work_struct tx_work; 2281da177e4SLinus Torvalds 2291da177e4SLinus Torvalds struct sk_buff_head rx_q; 2301da177e4SLinus Torvalds struct sk_buff_head raw_q; 2311da177e4SLinus Torvalds struct sk_buff_head cmd_q; 2321da177e4SLinus Torvalds 2331da177e4SLinus Torvalds struct sk_buff *sent_cmd; 234cd4c5391SSuraj Sumangala struct sk_buff *reassembly[NUM_REASSEMBLY]; 2351da177e4SLinus Torvalds 236a6a67efdSThomas Gleixner struct mutex req_lock; 2371da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 2381da177e4SLinus Torvalds __u32 req_status; 2391da177e4SLinus Torvalds __u32 req_result; 240a5040efaSJohan Hedberg 241a5040efaSJohan Hedberg __u16 init_last_cmd; 2421da177e4SLinus Torvalds 2432e58ef3eSJohan Hedberg struct list_head mgmt_pending; 2442e58ef3eSJohan Hedberg 24530883512SJohan Hedberg struct discovery_state discovery; 2461da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 247ea4bd8baSDavid Miller struct list_head blacklist; 2481da177e4SLinus Torvalds 2492aeb9a1aSJohan Hedberg struct list_head uuids; 2502aeb9a1aSJohan Hedberg 25155ed8ca1SJohan Hedberg struct list_head link_keys; 25255ed8ca1SJohan Hedberg 253b899efafSVinicius Costa Gomes struct list_head long_term_keys; 254b899efafSVinicius Costa Gomes 2552763eda6SSzymon Janc struct list_head remote_oob_data; 2562763eda6SSzymon Janc 2571da177e4SLinus Torvalds struct hci_dev_stats stat; 2581da177e4SLinus Torvalds 2591da177e4SLinus Torvalds struct sk_buff_head driver_init; 2601da177e4SLinus Torvalds 2611da177e4SLinus Torvalds void *core_data; 2621da177e4SLinus Torvalds 2631da177e4SLinus Torvalds atomic_t promisc; 2641da177e4SLinus Torvalds 265ca325f69SMarcel Holtmann struct dentry *debugfs; 266ca325f69SMarcel Holtmann 267a91f2e39SMarcel Holtmann struct device dev; 2681da177e4SLinus Torvalds 269611b30f7SMarcel Holtmann struct rfkill *rfkill; 270611b30f7SMarcel Holtmann 271d23264a8SAndre Guedes unsigned long dev_flags; 272d23264a8SAndre Guedes 2737ba8b4beSAndre Guedes struct delayed_work le_scan_disable; 2747ba8b4beSAndre Guedes 27528b75a89SAndre Guedes struct work_struct le_scan; 27628b75a89SAndre Guedes struct le_scan_params le_scan_params; 27728b75a89SAndre Guedes 2781da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 2791da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 2801da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 2811da177e4SLinus Torvalds int (*send)(struct sk_buff *skb); 2821da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 2831da177e4SLinus Torvalds int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg); 2841da177e4SLinus Torvalds }; 2851da177e4SLinus Torvalds 2861da177e4SLinus Torvalds struct hci_conn { 2871da177e4SLinus Torvalds struct list_head list; 2881da177e4SLinus Torvalds 2891da177e4SLinus Torvalds atomic_t refcnt; 2901da177e4SLinus Torvalds 2911da177e4SLinus Torvalds bdaddr_t dst; 29229b7988aSAndre Guedes __u8 dst_type; 2931da177e4SLinus Torvalds __u16 handle; 2941da177e4SLinus Torvalds __u16 state; 29504837f64SMarcel Holtmann __u8 mode; 2961da177e4SLinus Torvalds __u8 type; 297a0c808b3SJohan Hedberg bool out; 2984c67bc74SMarcel Holtmann __u8 attempt; 2991da177e4SLinus Torvalds __u8 dev_class[3]; 30004837f64SMarcel Holtmann __u8 features[8]; 30104837f64SMarcel Holtmann __u16 interval; 302a8746417SMarcel Holtmann __u16 pkt_type; 30304837f64SMarcel Holtmann __u16 link_policy; 3041da177e4SLinus Torvalds __u32 link_mode; 30513d39315SWaldemar Rymarkiewicz __u8 key_type; 30640be492fSMarcel Holtmann __u8 auth_type; 3078c1b2355SMarcel Holtmann __u8 sec_level; 308765c2a96SJohan Hedberg __u8 pending_sec_level; 309980e1a53SJohan Hedberg __u8 pin_length; 310726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 31117fa4b9dSJohan Hedberg __u8 io_capability; 312052b30b0SMarcel Holtmann __u16 disc_timeout; 31351a8efd7SJohan Hedberg unsigned long flags; 3141da177e4SLinus Torvalds 31503b555e1SJohan Hedberg __u8 remote_cap; 31603b555e1SJohan Hedberg __u8 remote_auth; 3176ec5bcadSVishal Agarwal bool flush_key; 31803b555e1SJohan Hedberg 3191da177e4SLinus Torvalds unsigned int sent; 3201da177e4SLinus Torvalds 3211da177e4SLinus Torvalds struct sk_buff_head data_q; 3222c33c06aSGustavo F. Padovan struct list_head chan_list; 3231da177e4SLinus Torvalds 32419c40e3bSGustavo F. Padovan struct delayed_work disc_work; 32504837f64SMarcel Holtmann struct timer_list idle_timer; 3269f61656aSJohan Hedberg struct timer_list auto_accept_timer; 3271da177e4SLinus Torvalds 328b219e3acSMarcel Holtmann struct device dev; 3299eba32b8SMarcel Holtmann atomic_t devref; 330b219e3acSMarcel Holtmann 3311da177e4SLinus Torvalds struct hci_dev *hdev; 3321da177e4SLinus Torvalds void *l2cap_data; 3331da177e4SLinus Torvalds void *sco_data; 3342b64d153SBrian Gix void *smp_conn; 3359740e49dSAndrei Emeltchenko struct amp_mgr *amp_mgr; 3361da177e4SLinus Torvalds 3371da177e4SLinus Torvalds struct hci_conn *link; 338e9a416b5SJohan Hedberg 339e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 340e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 341e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 3421da177e4SLinus Torvalds }; 3431da177e4SLinus Torvalds 34473d80debSLuiz Augusto von Dentz struct hci_chan { 34573d80debSLuiz Augusto von Dentz struct list_head list; 34673d80debSLuiz Augusto von Dentz 34773d80debSLuiz Augusto von Dentz struct hci_conn *conn; 34873d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 34973d80debSLuiz Augusto von Dentz unsigned int sent; 35073d80debSLuiz Augusto von Dentz }; 35173d80debSLuiz Augusto von Dentz 3521da177e4SLinus Torvalds extern struct list_head hci_dev_list; 3531da177e4SLinus Torvalds extern struct list_head hci_cb_list; 3541da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 3551da177e4SLinus Torvalds extern rwlock_t hci_cb_list_lock; 3561da177e4SLinus Torvalds 357686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 358686ebf28SUlisses Furquim extern int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 359686ebf28SUlisses Furquim extern int l2cap_connect_cfm(struct hci_conn *hcon, u8 status); 360686ebf28SUlisses Furquim extern int l2cap_disconn_ind(struct hci_conn *hcon); 361686ebf28SUlisses Furquim extern int l2cap_disconn_cfm(struct hci_conn *hcon, u8 reason); 362686ebf28SUlisses Furquim extern int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt); 363c3c7ea65SGustavo Padovan extern int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, 364c3c7ea65SGustavo Padovan u16 flags); 365686ebf28SUlisses Furquim 366686ebf28SUlisses Furquim extern int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 367686ebf28SUlisses Furquim extern int sco_connect_cfm(struct hci_conn *hcon, __u8 status); 368686ebf28SUlisses Furquim extern int sco_disconn_cfm(struct hci_conn *hcon, __u8 reason); 369686ebf28SUlisses Furquim extern int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 370686ebf28SUlisses Furquim 3711da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 37270f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 37370f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 3741da177e4SLinus Torvalds 37530883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 3761da177e4SLinus Torvalds { 377ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 37830883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 37930883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 38030883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 3811da177e4SLinus Torvalds } 3821da177e4SLinus Torvalds 38330dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 38430dc78e1SJohan Hedberg 385ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 386ff9ef578SJohan Hedberg 3871da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 3881da177e4SLinus Torvalds { 38930883512SJohan Hedberg return list_empty(&hdev->discovery.all); 3901da177e4SLinus Torvalds } 3911da177e4SLinus Torvalds 3921da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 3931da177e4SLinus Torvalds { 39430883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 3951da177e4SLinus Torvalds return jiffies - c->timestamp; 3961da177e4SLinus Torvalds } 3971da177e4SLinus Torvalds 3981da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 3991da177e4SLinus Torvalds { 4001da177e4SLinus Torvalds return jiffies - e->timestamp; 4011da177e4SLinus Torvalds } 4021da177e4SLinus Torvalds 4035a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 4045a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 405561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 406561aafbcSJohan Hedberg bdaddr_t *bdaddr); 40730dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 40830dc78e1SJohan Hedberg bdaddr_t *bdaddr, 40930dc78e1SJohan Hedberg int state); 410a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 411a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 4123175405bSJohan Hedberg bool hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 413388fc8faSJohan Hedberg bool name_known, bool *ssp); 4141da177e4SLinus Torvalds 4151da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 4161da177e4SLinus Torvalds enum { 4171da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 41819f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 4191da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 42004837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 42104837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 422e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 423d26a2345SVinicius Costa Gomes HCI_CONN_LE_SMP_PEND, 424b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 42558a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 42658a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 42758a681efSJohan Hedberg HCI_CONN_REMOTE_OOB, 4281da177e4SLinus Torvalds }; 4291da177e4SLinus Torvalds 430aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 431aa64a8b5SJohan Hedberg { 432aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 433c3c7ea65SGustavo Padovan return test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && 434c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 435aa64a8b5SJohan Hedberg } 436aa64a8b5SJohan Hedberg 4371da177e4SLinus Torvalds static inline void hci_conn_hash_init(struct hci_dev *hdev) 4381da177e4SLinus Torvalds { 4391da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 4401da177e4SLinus Torvalds INIT_LIST_HEAD(&h->list); 4411da177e4SLinus Torvalds h->acl_num = 0; 4421da177e4SLinus Torvalds h->sco_num = 0; 443dc8ed672SGustavo F. Padovan h->le_num = 0; 4441da177e4SLinus Torvalds } 4451da177e4SLinus Torvalds 4461da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 4471da177e4SLinus Torvalds { 4481da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 449bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 450fcd89c09SVille Tervo switch (c->type) { 451fcd89c09SVille Tervo case ACL_LINK: 4521da177e4SLinus Torvalds h->acl_num++; 453fcd89c09SVille Tervo break; 454fcd89c09SVille Tervo case LE_LINK: 455fcd89c09SVille Tervo h->le_num++; 456fcd89c09SVille Tervo break; 457fcd89c09SVille Tervo case SCO_LINK: 458fcd89c09SVille Tervo case ESCO_LINK: 4591da177e4SLinus Torvalds h->sco_num++; 460fcd89c09SVille Tervo break; 461fcd89c09SVille Tervo } 4621da177e4SLinus Torvalds } 4631da177e4SLinus Torvalds 4641da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 4651da177e4SLinus Torvalds { 4661da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 467bf4c6325SGustavo F. Padovan 468bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 469bf4c6325SGustavo F. Padovan synchronize_rcu(); 470bf4c6325SGustavo F. Padovan 471fcd89c09SVille Tervo switch (c->type) { 472fcd89c09SVille Tervo case ACL_LINK: 4731da177e4SLinus Torvalds h->acl_num--; 474fcd89c09SVille Tervo break; 475fcd89c09SVille Tervo case LE_LINK: 476fcd89c09SVille Tervo h->le_num--; 477fcd89c09SVille Tervo break; 478fcd89c09SVille Tervo case SCO_LINK: 479fcd89c09SVille Tervo case ESCO_LINK: 4801da177e4SLinus Torvalds h->sco_num--; 481fcd89c09SVille Tervo break; 482fcd89c09SVille Tervo } 4831da177e4SLinus Torvalds } 4841da177e4SLinus Torvalds 48552087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 48652087a79SLuiz Augusto von Dentz { 48752087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 48852087a79SLuiz Augusto von Dentz switch (type) { 48952087a79SLuiz Augusto von Dentz case ACL_LINK: 49052087a79SLuiz Augusto von Dentz return h->acl_num; 49152087a79SLuiz Augusto von Dentz case LE_LINK: 49252087a79SLuiz Augusto von Dentz return h->le_num; 49352087a79SLuiz Augusto von Dentz case SCO_LINK: 49452087a79SLuiz Augusto von Dentz case ESCO_LINK: 49552087a79SLuiz Augusto von Dentz return h->sco_num; 49652087a79SLuiz Augusto von Dentz default: 49752087a79SLuiz Augusto von Dentz return 0; 49852087a79SLuiz Augusto von Dentz } 49952087a79SLuiz Augusto von Dentz } 50052087a79SLuiz Augusto von Dentz 5011da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 5021da177e4SLinus Torvalds __u16 handle) 5031da177e4SLinus Torvalds { 5041da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 5051da177e4SLinus Torvalds struct hci_conn *c; 5061da177e4SLinus Torvalds 507bf4c6325SGustavo F. Padovan rcu_read_lock(); 508bf4c6325SGustavo F. Padovan 509bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 510bf4c6325SGustavo F. Padovan if (c->handle == handle) { 511bf4c6325SGustavo F. Padovan rcu_read_unlock(); 5121da177e4SLinus Torvalds return c; 5131da177e4SLinus Torvalds } 514bf4c6325SGustavo F. Padovan } 515bf4c6325SGustavo F. Padovan rcu_read_unlock(); 516bf4c6325SGustavo F. Padovan 5171da177e4SLinus Torvalds return NULL; 5181da177e4SLinus Torvalds } 5191da177e4SLinus Torvalds 5201da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 5211da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 5221da177e4SLinus Torvalds { 5231da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 5241da177e4SLinus Torvalds struct hci_conn *c; 5251da177e4SLinus Torvalds 526bf4c6325SGustavo F. Padovan rcu_read_lock(); 527bf4c6325SGustavo F. Padovan 528bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 529bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 530bf4c6325SGustavo F. Padovan rcu_read_unlock(); 5311da177e4SLinus Torvalds return c; 5321da177e4SLinus Torvalds } 533bf4c6325SGustavo F. Padovan } 534bf4c6325SGustavo F. Padovan 535bf4c6325SGustavo F. Padovan rcu_read_unlock(); 536bf4c6325SGustavo F. Padovan 5371da177e4SLinus Torvalds return NULL; 5381da177e4SLinus Torvalds } 5391da177e4SLinus Torvalds 5404c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 5414c67bc74SMarcel Holtmann __u8 type, __u16 state) 5424c67bc74SMarcel Holtmann { 5434c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 5444c67bc74SMarcel Holtmann struct hci_conn *c; 5454c67bc74SMarcel Holtmann 546bf4c6325SGustavo F. Padovan rcu_read_lock(); 547bf4c6325SGustavo F. Padovan 548bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 549bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 550bf4c6325SGustavo F. Padovan rcu_read_unlock(); 5514c67bc74SMarcel Holtmann return c; 5524c67bc74SMarcel Holtmann } 553bf4c6325SGustavo F. Padovan } 554bf4c6325SGustavo F. Padovan 555bf4c6325SGustavo F. Padovan rcu_read_unlock(); 556bf4c6325SGustavo F. Padovan 5574c67bc74SMarcel Holtmann return NULL; 5584c67bc74SMarcel Holtmann } 5594c67bc74SMarcel Holtmann 5604c67bc74SMarcel Holtmann void hci_acl_connect(struct hci_conn *conn); 5611da177e4SLinus Torvalds void hci_acl_disconn(struct hci_conn *conn, __u8 reason); 5621da177e4SLinus Torvalds void hci_add_sco(struct hci_conn *conn, __u16 handle); 563b6a0dc82SMarcel Holtmann void hci_setup_sync(struct hci_conn *conn, __u16 handle); 564e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 5651da177e4SLinus Torvalds 5661da177e4SLinus Torvalds struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); 5671da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 5681da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 569a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 5701da177e4SLinus Torvalds 57173d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 57273d80debSLuiz Augusto von Dentz int hci_chan_del(struct hci_chan *chan); 5732c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 57473d80debSLuiz Augusto von Dentz 5755a9d0a3fSWaldemar Rymarkiewicz struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, 576b12f62cfSAndre Guedes __u8 dst_type, __u8 sec_level, __u8 auth_type); 577e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 578b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 5790684e5f9SMarcel Holtmann int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); 5801da177e4SLinus Torvalds int hci_conn_change_link_key(struct hci_conn *conn); 5818c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 5821da177e4SLinus Torvalds 58314b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 5841da177e4SLinus Torvalds 5859eba32b8SMarcel Holtmann void hci_conn_hold_device(struct hci_conn *conn); 5869eba32b8SMarcel Holtmann void hci_conn_put_device(struct hci_conn *conn); 5879eba32b8SMarcel Holtmann 5881da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 5891da177e4SLinus Torvalds { 5901da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 5912f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 5921da177e4SLinus Torvalds } 5931da177e4SLinus Torvalds 5941da177e4SLinus Torvalds static inline void hci_conn_put(struct hci_conn *conn) 5951da177e4SLinus Torvalds { 5961da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 59704837f64SMarcel Holtmann unsigned long timeo; 598454d48ffSVinicius Costa Gomes if (conn->type == ACL_LINK || conn->type == LE_LINK) { 5996ac59344SMarcel Holtmann del_timer(&conn->idle_timer); 6006ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 6015f246e89SAndrei Emeltchenko timeo = conn->disc_timeout; 60204837f64SMarcel Holtmann if (!conn->out) 603052b30b0SMarcel Holtmann timeo *= 2; 6045a9d0a3fSWaldemar Rymarkiewicz } else { 6056ac59344SMarcel Holtmann timeo = msecs_to_jiffies(10); 6065a9d0a3fSWaldemar Rymarkiewicz } 6075a9d0a3fSWaldemar Rymarkiewicz } else { 60804837f64SMarcel Holtmann timeo = msecs_to_jiffies(10); 6095a9d0a3fSWaldemar Rymarkiewicz } 6102f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 61119c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 6121931782bSVinicius Costa Gomes &conn->disc_work, timeo); 6131da177e4SLinus Torvalds } 6141da177e4SLinus Torvalds } 6151da177e4SLinus Torvalds 6161da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 617dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 6181da177e4SLinus Torvalds { 6194c724c71SDavid Herrmann put_device(&d->dev); 620010666a1SDavid Herrmann } 6211da177e4SLinus Torvalds 622dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 6231da177e4SLinus Torvalds { 6244c724c71SDavid Herrmann get_device(&d->dev); 6251da177e4SLinus Torvalds return d; 6261da177e4SLinus Torvalds } 6271da177e4SLinus Torvalds 62809fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 62909fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 6301da177e4SLinus Torvalds 631aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 6323dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 633aa2b86d7SDavid Herrmann 634155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 635155961e8SDavid Herrmann { 636155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 637155961e8SDavid Herrmann } 638155961e8SDavid Herrmann 639155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 640155961e8SDavid Herrmann { 641155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 642155961e8SDavid Herrmann } 643155961e8SDavid Herrmann 6448598d064SAndrei Emeltchenko /* hci_dev_list shall be locked */ 6458598d064SAndrei Emeltchenko static inline uint8_t __hci_num_ctrl(void) 6468598d064SAndrei Emeltchenko { 6478598d064SAndrei Emeltchenko uint8_t count = 0; 6488598d064SAndrei Emeltchenko struct list_head *p; 6498598d064SAndrei Emeltchenko 6508598d064SAndrei Emeltchenko list_for_each(p, &hci_dev_list) { 6518598d064SAndrei Emeltchenko count++; 6528598d064SAndrei Emeltchenko } 6538598d064SAndrei Emeltchenko 6548598d064SAndrei Emeltchenko return count; 6558598d064SAndrei Emeltchenko } 6568598d064SAndrei Emeltchenko 6571da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 6581da177e4SLinus Torvalds struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst); 6591da177e4SLinus Torvalds 6601da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 6611da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 6621da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 66359735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 6641da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 6651da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 6661da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 6671da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 6681da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 6691da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 6701da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 6711da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 6721da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 6731da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 6741da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 67540be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 6761da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 6771da177e4SLinus Torvalds 678c3c7ea65SGustavo Padovan struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, 679c3c7ea65SGustavo Padovan bdaddr_t *bdaddr); 680f0358568SJohan Hedberg int hci_blacklist_clear(struct hci_dev *hdev); 68188c1fe4bSJohan Hedberg int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 68288c1fe4bSJohan Hedberg int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 683f0358568SJohan Hedberg 6842aeb9a1aSJohan Hedberg int hci_uuids_clear(struct hci_dev *hdev); 6852aeb9a1aSJohan Hedberg 68655ed8ca1SJohan Hedberg int hci_link_keys_clear(struct hci_dev *hdev); 68755ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 688d25e28abSJohan Hedberg int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, 689d25e28abSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len); 690c9839a11SVinicius Costa Gomes struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]); 691c9839a11SVinicius Costa Gomes int hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type, u8 type, 6929a006657SAndrei Emeltchenko int new_key, u8 authenticated, u8 tk[16], u8 enc_size, 6939a006657SAndrei Emeltchenko __le16 ediv, u8 rand[8]); 694c9839a11SVinicius Costa Gomes struct smp_ltk *hci_find_ltk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 695c9839a11SVinicius Costa Gomes u8 addr_type); 696b899efafSVinicius Costa Gomes int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr); 697b899efafSVinicius Costa Gomes int hci_smp_ltks_clear(struct hci_dev *hdev); 69855ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 69955ed8ca1SJohan Hedberg 7002763eda6SSzymon Janc int hci_remote_oob_data_clear(struct hci_dev *hdev); 7012763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 7022763eda6SSzymon Janc bdaddr_t *bdaddr); 7032763eda6SSzymon Janc int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, 7042763eda6SSzymon Janc u8 *randomizer); 7052763eda6SSzymon Janc int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); 7062763eda6SSzymon Janc 7071da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 7081da177e4SLinus Torvalds 70976bca880SMarcel Holtmann int hci_recv_frame(struct sk_buff *skb); 710ef222013SMarcel Holtmann int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); 71199811510SSuraj Sumangala int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); 712ef222013SMarcel Holtmann 7130ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 714ce242970SDavid Herrmann int hci_add_sysfs(struct hci_dev *hdev); 715ce242970SDavid Herrmann void hci_del_sysfs(struct hci_dev *hdev); 716a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 717b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 718b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 7191da177e4SLinus Torvalds 7206935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 7211da177e4SLinus Torvalds 7221da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 72304837f64SMarcel Holtmann #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH) 72404837f64SMarcel Holtmann #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT) 72504837f64SMarcel Holtmann #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF) 72604837f64SMarcel Holtmann #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR) 7275b7f9909SMarcel Holtmann #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO) 728769be974SMarcel Holtmann #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR) 729e702112fSAndrei Emeltchenko #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH) 7306ed58ec5SVille Tervo #define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE) 7315e0452c0SAndre Guedes #define lmp_bredr_capable(dev) (!((dev)->features[4] & LMP_NO_BREDR)) 7321da177e4SLinus Torvalds 733eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 73459e29406SAndre Guedes #define lmp_host_le_capable(dev) ((dev)->host_features[0] & LMP_HOST_LE) 735eead27daSAndre Guedes 7361da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 7375a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 7385a9d0a3fSWaldemar Rymarkiewicz __u8 type) 7391da177e4SLinus Torvalds { 740686ebf28SUlisses Furquim switch (type) { 741686ebf28SUlisses Furquim case ACL_LINK: 742686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 7431da177e4SLinus Torvalds 744686ebf28SUlisses Furquim case SCO_LINK: 745686ebf28SUlisses Furquim case ESCO_LINK: 746686ebf28SUlisses Furquim return sco_connect_ind(hdev, bdaddr); 7471da177e4SLinus Torvalds 748686ebf28SUlisses Furquim default: 749686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 750686ebf28SUlisses Furquim return -EINVAL; 751686ebf28SUlisses Furquim } 7521da177e4SLinus Torvalds } 7531da177e4SLinus Torvalds 7541da177e4SLinus Torvalds static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) 7551da177e4SLinus Torvalds { 756686ebf28SUlisses Furquim switch (conn->type) { 757686ebf28SUlisses Furquim case ACL_LINK: 758686ebf28SUlisses Furquim case LE_LINK: 759686ebf28SUlisses Furquim l2cap_connect_cfm(conn, status); 760686ebf28SUlisses Furquim break; 7611da177e4SLinus Torvalds 762686ebf28SUlisses Furquim case SCO_LINK: 763686ebf28SUlisses Furquim case ESCO_LINK: 764686ebf28SUlisses Furquim sco_connect_cfm(conn, status); 765686ebf28SUlisses Furquim break; 7661da177e4SLinus Torvalds 767686ebf28SUlisses Furquim default: 768686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 769686ebf28SUlisses Furquim break; 770686ebf28SUlisses Furquim } 771e9a416b5SJohan Hedberg 772e9a416b5SJohan Hedberg if (conn->connect_cfm_cb) 773e9a416b5SJohan Hedberg conn->connect_cfm_cb(conn, status); 7741da177e4SLinus Torvalds } 7751da177e4SLinus Torvalds 7762950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 7772950f21aSMarcel Holtmann { 778686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 779686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 7802950f21aSMarcel Holtmann 781686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 7822950f21aSMarcel Holtmann } 7832950f21aSMarcel Holtmann 7842950f21aSMarcel Holtmann static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) 7851da177e4SLinus Torvalds { 786686ebf28SUlisses Furquim switch (conn->type) { 787686ebf28SUlisses Furquim case ACL_LINK: 788686ebf28SUlisses Furquim case LE_LINK: 789686ebf28SUlisses Furquim l2cap_disconn_cfm(conn, reason); 790686ebf28SUlisses Furquim break; 7911da177e4SLinus Torvalds 792686ebf28SUlisses Furquim case SCO_LINK: 793686ebf28SUlisses Furquim case ESCO_LINK: 794686ebf28SUlisses Furquim sco_disconn_cfm(conn, reason); 795686ebf28SUlisses Furquim break; 7961da177e4SLinus Torvalds 797686ebf28SUlisses Furquim default: 798686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 799686ebf28SUlisses Furquim break; 800686ebf28SUlisses Furquim } 801e9a416b5SJohan Hedberg 802e9a416b5SJohan Hedberg if (conn->disconn_cfm_cb) 803e9a416b5SJohan Hedberg conn->disconn_cfm_cb(conn, reason); 8041da177e4SLinus Torvalds } 8051da177e4SLinus Torvalds 8061da177e4SLinus Torvalds static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) 8071da177e4SLinus Torvalds { 8088c1b2355SMarcel Holtmann __u8 encrypt; 8098c1b2355SMarcel Holtmann 810686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 811686ebf28SUlisses Furquim return; 812686ebf28SUlisses Furquim 81351a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 8148c1b2355SMarcel Holtmann return; 8158c1b2355SMarcel Holtmann 8168c1b2355SMarcel Holtmann encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; 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 8235a9d0a3fSWaldemar Rymarkiewicz static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, 8245a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 8251da177e4SLinus Torvalds { 826686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 827686ebf28SUlisses Furquim return; 8281da177e4SLinus Torvalds 829686ebf28SUlisses Furquim l2cap_security_cfm(conn, status, encrypt); 830e9a416b5SJohan Hedberg 831e9a416b5SJohan Hedberg if (conn->security_cfm_cb) 832e9a416b5SJohan Hedberg conn->security_cfm_cb(conn, status); 8331da177e4SLinus Torvalds } 8341da177e4SLinus Torvalds 8351da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 8361da177e4SLinus Torvalds struct hci_cb { 8371da177e4SLinus Torvalds struct list_head list; 8381da177e4SLinus Torvalds 8391da177e4SLinus Torvalds char *name; 8401da177e4SLinus Torvalds 8415a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 8425a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 8431da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 8441da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 8451da177e4SLinus Torvalds }; 8461da177e4SLinus Torvalds 8471da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 8481da177e4SLinus Torvalds { 8491da177e4SLinus Torvalds struct list_head *p; 8508c1b2355SMarcel Holtmann __u8 encrypt; 8511da177e4SLinus Torvalds 8521da177e4SLinus Torvalds hci_proto_auth_cfm(conn, status); 8531da177e4SLinus Torvalds 85451a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 8558c1b2355SMarcel Holtmann return; 8568c1b2355SMarcel Holtmann 8578c1b2355SMarcel Holtmann encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; 8588c1b2355SMarcel Holtmann 859f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 8601da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 8611da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 8628c1b2355SMarcel Holtmann if (cb->security_cfm) 8638c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 8641da177e4SLinus Torvalds } 865f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 8661da177e4SLinus Torvalds } 8671da177e4SLinus Torvalds 8685a9d0a3fSWaldemar Rymarkiewicz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, 8695a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 8701da177e4SLinus Torvalds { 8711da177e4SLinus Torvalds struct list_head *p; 8721da177e4SLinus Torvalds 873435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 874435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 875435fef20SMarcel Holtmann 87688167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 87788167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 87888167aedSVinicius Costa Gomes 8799719f8afSMarcel Holtmann hci_proto_encrypt_cfm(conn, status, encrypt); 8801da177e4SLinus Torvalds 881f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 8821da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 8831da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 8848c1b2355SMarcel Holtmann if (cb->security_cfm) 8858c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 8861da177e4SLinus Torvalds } 887f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 8881da177e4SLinus Torvalds } 8891da177e4SLinus Torvalds 8901da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 8911da177e4SLinus Torvalds { 8921da177e4SLinus Torvalds struct list_head *p; 8931da177e4SLinus Torvalds 894f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 8951da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 8961da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 8971da177e4SLinus Torvalds if (cb->key_change_cfm) 8981da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 8991da177e4SLinus Torvalds } 900f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 9011da177e4SLinus Torvalds } 9021da177e4SLinus Torvalds 9035a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 9045a9d0a3fSWaldemar Rymarkiewicz __u8 role) 9051da177e4SLinus Torvalds { 9061da177e4SLinus Torvalds struct list_head *p; 9071da177e4SLinus Torvalds 908f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 9091da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 9101da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 9111da177e4SLinus Torvalds if (cb->role_switch_cfm) 9121da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 9131da177e4SLinus Torvalds } 914f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 9151da177e4SLinus Torvalds } 9161da177e4SLinus Torvalds 9176759a675SJohan Hedberg static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) 9186759a675SJohan Hedberg { 91984d9d071SJohan Hedberg size_t parsed = 0; 9206759a675SJohan Hedberg 9216c0c331eSJohan Hedberg if (data_len < 2) 9226c0c331eSJohan Hedberg return false; 9236c0c331eSJohan Hedberg 92484d9d071SJohan Hedberg while (parsed < data_len - 1) { 92584d9d071SJohan Hedberg u8 field_len = data[0]; 9266759a675SJohan Hedberg 9276759a675SJohan Hedberg if (field_len == 0) 9286759a675SJohan Hedberg break; 9296759a675SJohan Hedberg 9306759a675SJohan Hedberg parsed += field_len + 1; 9316759a675SJohan Hedberg 9326759a675SJohan Hedberg if (parsed > data_len) 9336759a675SJohan Hedberg break; 9346759a675SJohan Hedberg 9356759a675SJohan Hedberg if (data[1] == type) 9366759a675SJohan Hedberg return true; 9376759a675SJohan Hedberg 9386759a675SJohan Hedberg data += field_len + 1; 9396759a675SJohan Hedberg } 9406759a675SJohan Hedberg 9416759a675SJohan Hedberg return false; 9426759a675SJohan Hedberg } 9436759a675SJohan Hedberg 9449d939d94SVishal Agarwal static inline size_t eir_get_length(u8 *eir, size_t eir_len) 9459d939d94SVishal Agarwal { 9469d939d94SVishal Agarwal size_t parsed = 0; 9479d939d94SVishal Agarwal 9489d939d94SVishal Agarwal while (parsed < eir_len) { 9499d939d94SVishal Agarwal u8 field_len = eir[0]; 9509d939d94SVishal Agarwal 9519d939d94SVishal Agarwal if (field_len == 0) 9529d939d94SVishal Agarwal return parsed; 9539d939d94SVishal Agarwal 9549d939d94SVishal Agarwal parsed += field_len + 1; 9559d939d94SVishal Agarwal eir += field_len + 1; 9569d939d94SVishal Agarwal } 9579d939d94SVishal Agarwal 9589d939d94SVishal Agarwal return eir_len; 9599d939d94SVishal Agarwal } 9609d939d94SVishal Agarwal 9611dc06093SJohan Hedberg static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, 9621dc06093SJohan Hedberg u8 data_len) 9631dc06093SJohan Hedberg { 9641dc06093SJohan Hedberg eir[eir_len++] = sizeof(type) + data_len; 9651dc06093SJohan Hedberg eir[eir_len++] = type; 9661dc06093SJohan Hedberg memcpy(&eir[eir_len], data, data_len); 9671dc06093SJohan Hedberg eir_len += data_len; 9681dc06093SJohan Hedberg 9691dc06093SJohan Hedberg return eir_len; 9701dc06093SJohan Hedberg } 9711dc06093SJohan Hedberg 9721da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 9731da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 9741da177e4SLinus Torvalds 975a9de9248SMarcel Holtmann int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param); 97673d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 9770d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 9781da177e4SLinus Torvalds 979a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 9801da177e4SLinus Torvalds 9811da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 982470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 983470fe1b5SMarcel Holtmann void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk); 984cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 9851da177e4SLinus Torvalds 986040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 987040030efSMarcel Holtmann 9880381101fSJohan Hedberg /* Management interface */ 989591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 990591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 991591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 992591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 993591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 994591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 995f39799f5SAndre Guedes 9960381101fSJohan Hedberg int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); 997744cf19eSJohan Hedberg int mgmt_index_added(struct hci_dev *hdev); 998744cf19eSJohan Hedberg int mgmt_index_removed(struct hci_dev *hdev); 999744cf19eSJohan Hedberg int mgmt_powered(struct hci_dev *hdev, u8 powered); 1000744cf19eSJohan Hedberg int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable); 1001744cf19eSJohan Hedberg int mgmt_connectable(struct hci_dev *hdev, u8 connectable); 1002744cf19eSJohan Hedberg int mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status); 1003744cf19eSJohan Hedberg int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 1004745c0ce3SVishal Agarwal bool persistent); 1005afc747a6SJohan Hedberg int mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 100604124681SGustavo F. Padovan u8 addr_type, u32 flags, u8 *name, u8 name_len, 100704124681SGustavo F. Padovan u8 *dev_class); 1008afc747a6SJohan Hedberg int mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 1009afc747a6SJohan Hedberg u8 link_type, u8 addr_type); 101088c3df13SJohan Hedberg int mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 101188c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 101248264f06SJohan Hedberg int mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 101348264f06SJohan Hedberg u8 addr_type, u8 status); 1014744cf19eSJohan Hedberg int mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 1015744cf19eSJohan Hedberg int mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1016c35938b2SSzymon Janc u8 status); 1017744cf19eSJohan Hedberg int mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1018744cf19eSJohan Hedberg u8 status); 1019744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1020272d90dfSJohan Hedberg u8 link_type, u8 addr_type, __le32 value, 1021272d90dfSJohan Hedberg u8 confirm_hint); 1022744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1023272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1024272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1025272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1026272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1027272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1028604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1029272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1030272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1031272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1032bab73cb6SJohan Hedberg int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1033bab73cb6SJohan Hedberg u8 addr_type, u8 status); 103433ef95edSJohan Hedberg int mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 1035c0ecddc2SJohan Hedberg int mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 10367f9a903cSMarcel Holtmann int mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 10377f9a903cSMarcel Holtmann u8 status); 1038744cf19eSJohan Hedberg int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 1039744cf19eSJohan Hedberg int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash, 1040744cf19eSJohan Hedberg u8 *randomizer, u8 status); 104106199cf8SJohan Hedberg int mgmt_le_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 104248264f06SJohan Hedberg int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 104304124681SGustavo F. Padovan u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, 104404124681SGustavo F. Padovan u8 ssp, u8 *eir, u16 eir_len); 1045b644ba33SJohan Hedberg int mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1046b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 10477a135109SAndre Guedes int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status); 1048e6d465cbSAndre Guedes int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status); 1049744cf19eSJohan Hedberg int mgmt_discovering(struct hci_dev *hdev, u8 discovering); 10505e0452c0SAndre Guedes int mgmt_interleaved_discovery(struct hci_dev *hdev); 105188c1fe4bSJohan Hedberg int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 105288c1fe4bSJohan Hedberg int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 10530381101fSJohan Hedberg 1054346af67bSVinicius Costa Gomes int mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, u8 persistent); 1055346af67bSVinicius Costa Gomes 10561da177e4SLinus Torvalds /* HCI info for socket */ 10571da177e4SLinus Torvalds #define hci_pi(sk) ((struct hci_pinfo *) sk) 10581da177e4SLinus Torvalds 10591da177e4SLinus Torvalds struct hci_pinfo { 10601da177e4SLinus Torvalds struct bt_sock bt; 10611da177e4SLinus Torvalds struct hci_dev *hdev; 10621da177e4SLinus Torvalds struct hci_filter filter; 10631da177e4SLinus Torvalds __u32 cmsg_mask; 1064c02178d2SJohan Hedberg unsigned short channel; 10651da177e4SLinus Torvalds }; 10661da177e4SLinus Torvalds 10671da177e4SLinus Torvalds /* HCI security filter */ 10681da177e4SLinus Torvalds #define HCI_SFLT_MAX_OGF 5 10691da177e4SLinus Torvalds 10701da177e4SLinus Torvalds struct hci_sec_filter { 10711da177e4SLinus Torvalds __u32 type_mask; 10721da177e4SLinus Torvalds __u32 event_mask[2]; 10731da177e4SLinus Torvalds __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4]; 10741da177e4SLinus Torvalds }; 10751da177e4SLinus Torvalds 10761da177e4SLinus Torvalds /* ----- HCI requests ----- */ 10771da177e4SLinus Torvalds #define HCI_REQ_DONE 0 10781da177e4SLinus Torvalds #define HCI_REQ_PEND 1 10791da177e4SLinus Torvalds #define HCI_REQ_CANCELED 2 10801da177e4SLinus Torvalds 1081a6a67efdSThomas Gleixner #define hci_req_lock(d) mutex_lock(&d->req_lock) 1082a6a67efdSThomas Gleixner #define hci_req_unlock(d) mutex_unlock(&d->req_lock) 10831da177e4SLinus Torvalds 108423bb5763SJohan Hedberg void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result); 10851da177e4SLinus Torvalds 10862ce603ebSClaudio Takahasi void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, 10872ce603ebSClaudio Takahasi u16 latency, u16 to_multiplier); 1088a7a595f6SVinicius Costa Gomes void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8], 1089a7a595f6SVinicius Costa Gomes __u8 ltk[16]); 10902519a1fcSAndre Guedes int hci_do_inquiry(struct hci_dev *hdev, u8 length); 1091023d5049SAndre Guedes int hci_cancel_inquiry(struct hci_dev *hdev); 109228b75a89SAndre Guedes int hci_le_scan(struct hci_dev *hdev, u8 type, u16 interval, u16 window, 109328b75a89SAndre Guedes int timeout); 10947dbfac1dSAndre Guedes int hci_cancel_le_scan(struct hci_dev *hdev); 10952519a1fcSAndre Guedes 109631f7956cSAndre Guedes u8 bdaddr_to_le(u8 bdaddr_type); 109731f7956cSAndre Guedes 10981da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1099