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 1187ba8b4beSAndre Guedes struct le_scan_params { 1197ba8b4beSAndre Guedes u8 type; 1207ba8b4beSAndre Guedes u16 interval; 1217ba8b4beSAndre Guedes u16 window; 12228b75a89SAndre Guedes int timeout; 1237ba8b4beSAndre Guedes }; 1247ba8b4beSAndre Guedes 125490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10 126490c5babSJohan Hedberg 127903e4541SAndrei Emeltchenko struct amp_assoc { 128903e4541SAndrei Emeltchenko __u16 len; 129903e4541SAndrei Emeltchenko __u16 offset; 13093c284eeSAndrei Emeltchenko __u16 rem_len; 13193c284eeSAndrei Emeltchenko __u16 len_so_far; 132903e4541SAndrei Emeltchenko __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; 133903e4541SAndrei Emeltchenko }; 134903e4541SAndrei Emeltchenko 135cd4c5391SSuraj Sumangala #define NUM_REASSEMBLY 4 1361da177e4SLinus Torvalds struct hci_dev { 1371da177e4SLinus Torvalds struct list_head list; 13809fd0de5SGustavo F. Padovan struct mutex lock; 1391da177e4SLinus Torvalds 1401da177e4SLinus Torvalds char name[8]; 1411da177e4SLinus Torvalds unsigned long flags; 1421da177e4SLinus Torvalds __u16 id; 143c13854ceSMarcel Holtmann __u8 bus; 144943da25dSMarcel Holtmann __u8 dev_type; 1451da177e4SLinus Torvalds bdaddr_t bdaddr; 1461f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 147490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; 14880a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 149a9de9248SMarcel Holtmann __u8 dev_class[3]; 1501aff6f09SJohan Hedberg __u8 major_class; 1511aff6f09SJohan Hedberg __u8 minor_class; 1521da177e4SLinus Torvalds __u8 features[8]; 15359e29406SAndre Guedes __u8 host_features[8]; 154a9de9248SMarcel Holtmann __u8 commands[64]; 1551143e5a6SMarcel Holtmann __u8 hci_ver; 1561143e5a6SMarcel Holtmann __u16 hci_rev; 157d5859e22SJohan Hedberg __u8 lmp_ver; 1581143e5a6SMarcel Holtmann __u16 manufacturer; 1597d69230cSAndrei Emeltchenko __u16 lmp_subver; 1601da177e4SLinus Torvalds __u16 voice_setting; 16117fa4b9dSJohan Hedberg __u8 io_capability; 16291c4e9b1SMarcel Holtmann __s8 inq_tx_power; 1632b9be137SMarcel Holtmann __u16 devid_source; 1642b9be137SMarcel Holtmann __u16 devid_vendor; 1652b9be137SMarcel Holtmann __u16 devid_product; 1662b9be137SMarcel Holtmann __u16 devid_version; 1671da177e4SLinus Torvalds 1681da177e4SLinus Torvalds __u16 pkt_type; 1695b7f9909SMarcel Holtmann __u16 esco_type; 1701da177e4SLinus Torvalds __u16 link_policy; 1711da177e4SLinus Torvalds __u16 link_mode; 1721da177e4SLinus Torvalds 17304837f64SMarcel Holtmann __u32 idle_timeout; 17404837f64SMarcel Holtmann __u16 sniff_min_interval; 17504837f64SMarcel Holtmann __u16 sniff_max_interval; 17604837f64SMarcel Holtmann 177928abaa7SAndrei Emeltchenko __u8 amp_status; 178928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 179928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 180928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 181928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 182928abaa7SAndrei Emeltchenko __u8 amp_type; 183928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 184928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 185928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 186928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 187928abaa7SAndrei Emeltchenko 188903e4541SAndrei Emeltchenko struct amp_assoc loc_assoc; 189903e4541SAndrei Emeltchenko 1901e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 1911e89cffbSAndrei Emeltchenko 1929f61656aSJohan Hedberg unsigned int auto_accept_delay; 1939f61656aSJohan Hedberg 1941da177e4SLinus Torvalds unsigned long quirks; 1951da177e4SLinus Torvalds 1961da177e4SLinus Torvalds atomic_t cmd_cnt; 1971da177e4SLinus Torvalds unsigned int acl_cnt; 1981da177e4SLinus Torvalds unsigned int sco_cnt; 1996ed58ec5SVille Tervo unsigned int le_cnt; 2001da177e4SLinus Torvalds 2011da177e4SLinus Torvalds unsigned int acl_mtu; 2021da177e4SLinus Torvalds unsigned int sco_mtu; 2036ed58ec5SVille Tervo unsigned int le_mtu; 2041da177e4SLinus Torvalds unsigned int acl_pkts; 2051da177e4SLinus Torvalds unsigned int sco_pkts; 2066ed58ec5SVille Tervo unsigned int le_pkts; 2071da177e4SLinus Torvalds 208350ee4cfSAndrei Emeltchenko __u16 block_len; 209350ee4cfSAndrei Emeltchenko __u16 block_mtu; 210350ee4cfSAndrei Emeltchenko __u16 num_blocks; 211350ee4cfSAndrei Emeltchenko __u16 block_cnt; 212350ee4cfSAndrei Emeltchenko 2131da177e4SLinus Torvalds unsigned long acl_last_tx; 2141da177e4SLinus Torvalds unsigned long sco_last_tx; 2156ed58ec5SVille Tervo unsigned long le_last_tx; 2161da177e4SLinus Torvalds 217f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 218f48fd9c8SMarcel Holtmann 219ab81cbf9SJohan Hedberg struct work_struct power_on; 2203243553fSJohan Hedberg struct delayed_work power_off; 221ab81cbf9SJohan Hedberg 22216ab91abSJohan Hedberg __u16 discov_timeout; 22316ab91abSJohan Hedberg struct delayed_work discov_off; 22416ab91abSJohan Hedberg 2257d78525dSJohan Hedberg struct delayed_work service_cache; 2267d78525dSJohan Hedberg 2276bd32326SVille Tervo struct timer_list cmd_timer; 228b78752ccSMarcel Holtmann 229b78752ccSMarcel Holtmann struct work_struct rx_work; 230c347b765SGustavo F. Padovan struct work_struct cmd_work; 2313eff45eaSGustavo F. Padovan struct work_struct tx_work; 2321da177e4SLinus Torvalds 2331da177e4SLinus Torvalds struct sk_buff_head rx_q; 2341da177e4SLinus Torvalds struct sk_buff_head raw_q; 2351da177e4SLinus Torvalds struct sk_buff_head cmd_q; 2361da177e4SLinus Torvalds 2371da177e4SLinus Torvalds struct sk_buff *sent_cmd; 238cd4c5391SSuraj Sumangala struct sk_buff *reassembly[NUM_REASSEMBLY]; 2391da177e4SLinus Torvalds 240a6a67efdSThomas Gleixner struct mutex req_lock; 2411da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 2421da177e4SLinus Torvalds __u32 req_status; 2431da177e4SLinus Torvalds __u32 req_result; 244a5040efaSJohan Hedberg 245a5040efaSJohan Hedberg __u16 init_last_cmd; 2461da177e4SLinus Torvalds 2472e58ef3eSJohan Hedberg struct list_head mgmt_pending; 2482e58ef3eSJohan Hedberg 24930883512SJohan Hedberg struct discovery_state discovery; 2501da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 251ea4bd8baSDavid Miller struct list_head blacklist; 2521da177e4SLinus Torvalds 2532aeb9a1aSJohan Hedberg struct list_head uuids; 2542aeb9a1aSJohan Hedberg 25555ed8ca1SJohan Hedberg struct list_head link_keys; 25655ed8ca1SJohan Hedberg 257b899efafSVinicius Costa Gomes struct list_head long_term_keys; 258b899efafSVinicius Costa Gomes 2592763eda6SSzymon Janc struct list_head remote_oob_data; 2602763eda6SSzymon Janc 2611da177e4SLinus Torvalds struct hci_dev_stats stat; 2621da177e4SLinus Torvalds 2631da177e4SLinus Torvalds struct sk_buff_head driver_init; 2641da177e4SLinus Torvalds 2651da177e4SLinus Torvalds atomic_t promisc; 2661da177e4SLinus Torvalds 267ca325f69SMarcel Holtmann struct dentry *debugfs; 268ca325f69SMarcel Holtmann 269a91f2e39SMarcel Holtmann struct device dev; 2701da177e4SLinus Torvalds 271611b30f7SMarcel Holtmann struct rfkill *rfkill; 272611b30f7SMarcel Holtmann 273d23264a8SAndre Guedes unsigned long dev_flags; 274d23264a8SAndre Guedes 2757ba8b4beSAndre Guedes struct delayed_work le_scan_disable; 2767ba8b4beSAndre Guedes 27728b75a89SAndre Guedes struct work_struct le_scan; 27828b75a89SAndre Guedes struct le_scan_params le_scan_params; 27928b75a89SAndre Guedes 2801da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 2811da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 2821da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 2831da177e4SLinus Torvalds int (*send)(struct sk_buff *skb); 2841da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 2851da177e4SLinus Torvalds int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg); 2861da177e4SLinus Torvalds }; 2871da177e4SLinus Torvalds 28853502d69SAndrei Emeltchenko #define HCI_PHY_HANDLE(handle) (handle & 0xff) 28953502d69SAndrei Emeltchenko 2901da177e4SLinus Torvalds struct hci_conn { 2911da177e4SLinus Torvalds struct list_head list; 2921da177e4SLinus Torvalds 2931da177e4SLinus Torvalds atomic_t refcnt; 2941da177e4SLinus Torvalds 2951da177e4SLinus Torvalds bdaddr_t dst; 29629b7988aSAndre Guedes __u8 dst_type; 2971da177e4SLinus Torvalds __u16 handle; 2981da177e4SLinus Torvalds __u16 state; 29904837f64SMarcel Holtmann __u8 mode; 3001da177e4SLinus Torvalds __u8 type; 301a0c808b3SJohan Hedberg bool out; 3024c67bc74SMarcel Holtmann __u8 attempt; 3031da177e4SLinus Torvalds __u8 dev_class[3]; 30404837f64SMarcel Holtmann __u8 features[8]; 30504837f64SMarcel Holtmann __u16 interval; 306a8746417SMarcel Holtmann __u16 pkt_type; 30704837f64SMarcel Holtmann __u16 link_policy; 3081da177e4SLinus Torvalds __u32 link_mode; 30913d39315SWaldemar Rymarkiewicz __u8 key_type; 31040be492fSMarcel Holtmann __u8 auth_type; 3118c1b2355SMarcel Holtmann __u8 sec_level; 312765c2a96SJohan Hedberg __u8 pending_sec_level; 313980e1a53SJohan Hedberg __u8 pin_length; 314726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 31517fa4b9dSJohan Hedberg __u8 io_capability; 31692a25256SJohan Hedberg __u32 passkey_notify; 31792a25256SJohan Hedberg __u8 passkey_entered; 318052b30b0SMarcel Holtmann __u16 disc_timeout; 31951a8efd7SJohan Hedberg unsigned long flags; 3201da177e4SLinus Torvalds 32103b555e1SJohan Hedberg __u8 remote_cap; 32203b555e1SJohan Hedberg __u8 remote_auth; 3233161ae1cSAndrei Emeltchenko __u8 remote_id; 3246ec5bcadSVishal Agarwal bool flush_key; 32503b555e1SJohan Hedberg 3261da177e4SLinus Torvalds unsigned int sent; 3271da177e4SLinus Torvalds 3281da177e4SLinus Torvalds struct sk_buff_head data_q; 3292c33c06aSGustavo F. Padovan struct list_head chan_list; 3301da177e4SLinus Torvalds 33119c40e3bSGustavo F. Padovan struct delayed_work disc_work; 33204837f64SMarcel Holtmann struct timer_list idle_timer; 3339f61656aSJohan Hedberg struct timer_list auto_accept_timer; 3341da177e4SLinus Torvalds 335b219e3acSMarcel Holtmann struct device dev; 3369eba32b8SMarcel Holtmann atomic_t devref; 337b219e3acSMarcel Holtmann 3381da177e4SLinus Torvalds struct hci_dev *hdev; 3391da177e4SLinus Torvalds void *l2cap_data; 3401da177e4SLinus Torvalds void *sco_data; 3412b64d153SBrian Gix void *smp_conn; 3429740e49dSAndrei Emeltchenko struct amp_mgr *amp_mgr; 3431da177e4SLinus Torvalds 3441da177e4SLinus Torvalds struct hci_conn *link; 345e9a416b5SJohan Hedberg 346e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 347e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 348e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 3491da177e4SLinus Torvalds }; 3501da177e4SLinus Torvalds 35173d80debSLuiz Augusto von Dentz struct hci_chan { 35273d80debSLuiz Augusto von Dentz struct list_head list; 35373d80debSLuiz Augusto von Dentz 35473d80debSLuiz Augusto von Dentz struct hci_conn *conn; 35573d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 35673d80debSLuiz Augusto von Dentz unsigned int sent; 35773d80debSLuiz Augusto von Dentz }; 35873d80debSLuiz Augusto von Dentz 3591da177e4SLinus Torvalds extern struct list_head hci_dev_list; 3601da177e4SLinus Torvalds extern struct list_head hci_cb_list; 3611da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 3621da177e4SLinus Torvalds extern rwlock_t hci_cb_list_lock; 3631da177e4SLinus Torvalds 364686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 365686ebf28SUlisses Furquim extern int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 3669e664631SAndrei Emeltchenko extern void l2cap_connect_cfm(struct hci_conn *hcon, u8 status); 367686ebf28SUlisses Furquim extern int l2cap_disconn_ind(struct hci_conn *hcon); 3689e664631SAndrei Emeltchenko extern void l2cap_disconn_cfm(struct hci_conn *hcon, u8 reason); 369686ebf28SUlisses Furquim extern int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt); 370c3c7ea65SGustavo Padovan extern int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, 371c3c7ea65SGustavo Padovan u16 flags); 372686ebf28SUlisses Furquim 373686ebf28SUlisses Furquim extern int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 3749e664631SAndrei Emeltchenko extern void sco_connect_cfm(struct hci_conn *hcon, __u8 status); 3759e664631SAndrei Emeltchenko extern void sco_disconn_cfm(struct hci_conn *hcon, __u8 reason); 376686ebf28SUlisses Furquim extern int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 377686ebf28SUlisses Furquim 3781da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 37970f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 38070f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 3811da177e4SLinus Torvalds 38230883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 3831da177e4SLinus Torvalds { 384ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 38530883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 38630883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 38730883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 3881da177e4SLinus Torvalds } 3891da177e4SLinus Torvalds 39030dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 39130dc78e1SJohan Hedberg 392ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 393ff9ef578SJohan Hedberg 3941da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 3951da177e4SLinus Torvalds { 39630883512SJohan Hedberg return list_empty(&hdev->discovery.all); 3971da177e4SLinus Torvalds } 3981da177e4SLinus Torvalds 3991da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 4001da177e4SLinus Torvalds { 40130883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 4021da177e4SLinus Torvalds return jiffies - c->timestamp; 4031da177e4SLinus Torvalds } 4041da177e4SLinus Torvalds 4051da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 4061da177e4SLinus Torvalds { 4071da177e4SLinus Torvalds return jiffies - e->timestamp; 4081da177e4SLinus Torvalds } 4091da177e4SLinus Torvalds 4105a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 4115a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 412561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 413561aafbcSJohan Hedberg bdaddr_t *bdaddr); 41430dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 41530dc78e1SJohan Hedberg bdaddr_t *bdaddr, 41630dc78e1SJohan Hedberg int state); 417a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 418a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 4193175405bSJohan Hedberg bool hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 420388fc8faSJohan Hedberg bool name_known, bool *ssp); 4211da177e4SLinus Torvalds 4221da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 4231da177e4SLinus Torvalds enum { 4241da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 42519f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 4261da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 42704837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 42804837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 429e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 430d26a2345SVinicius Costa Gomes HCI_CONN_LE_SMP_PEND, 431b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 43258a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 43358a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 43458a681efSJohan Hedberg HCI_CONN_REMOTE_OOB, 4351da177e4SLinus Torvalds }; 4361da177e4SLinus Torvalds 437aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 438aa64a8b5SJohan Hedberg { 439aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 440c3c7ea65SGustavo Padovan return test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && 441c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 442aa64a8b5SJohan Hedberg } 443aa64a8b5SJohan Hedberg 4441da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 4451da177e4SLinus Torvalds { 4461da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 447bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 448fcd89c09SVille Tervo switch (c->type) { 449fcd89c09SVille Tervo case ACL_LINK: 4501da177e4SLinus Torvalds h->acl_num++; 451fcd89c09SVille Tervo break; 452fcd89c09SVille Tervo case LE_LINK: 453fcd89c09SVille Tervo h->le_num++; 454fcd89c09SVille Tervo break; 455fcd89c09SVille Tervo case SCO_LINK: 456fcd89c09SVille Tervo case ESCO_LINK: 4571da177e4SLinus Torvalds h->sco_num++; 458fcd89c09SVille Tervo break; 459fcd89c09SVille Tervo } 4601da177e4SLinus Torvalds } 4611da177e4SLinus Torvalds 4621da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 4631da177e4SLinus Torvalds { 4641da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 465bf4c6325SGustavo F. Padovan 466bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 467bf4c6325SGustavo F. Padovan synchronize_rcu(); 468bf4c6325SGustavo F. Padovan 469fcd89c09SVille Tervo switch (c->type) { 470fcd89c09SVille Tervo case ACL_LINK: 4711da177e4SLinus Torvalds h->acl_num--; 472fcd89c09SVille Tervo break; 473fcd89c09SVille Tervo case LE_LINK: 474fcd89c09SVille Tervo h->le_num--; 475fcd89c09SVille Tervo break; 476fcd89c09SVille Tervo case SCO_LINK: 477fcd89c09SVille Tervo case ESCO_LINK: 4781da177e4SLinus Torvalds h->sco_num--; 479fcd89c09SVille Tervo break; 480fcd89c09SVille Tervo } 4811da177e4SLinus Torvalds } 4821da177e4SLinus Torvalds 48352087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 48452087a79SLuiz Augusto von Dentz { 48552087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 48652087a79SLuiz Augusto von Dentz switch (type) { 48752087a79SLuiz Augusto von Dentz case ACL_LINK: 48852087a79SLuiz Augusto von Dentz return h->acl_num; 48952087a79SLuiz Augusto von Dentz case LE_LINK: 49052087a79SLuiz Augusto von Dentz return h->le_num; 49152087a79SLuiz Augusto von Dentz case SCO_LINK: 49252087a79SLuiz Augusto von Dentz case ESCO_LINK: 49352087a79SLuiz Augusto von Dentz return h->sco_num; 49452087a79SLuiz Augusto von Dentz default: 49552087a79SLuiz Augusto von Dentz return 0; 49652087a79SLuiz Augusto von Dentz } 49752087a79SLuiz Augusto von Dentz } 49852087a79SLuiz Augusto von Dentz 4991da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 5001da177e4SLinus Torvalds __u16 handle) 5011da177e4SLinus Torvalds { 5021da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 5031da177e4SLinus Torvalds struct hci_conn *c; 5041da177e4SLinus Torvalds 505bf4c6325SGustavo F. Padovan rcu_read_lock(); 506bf4c6325SGustavo F. Padovan 507bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 508bf4c6325SGustavo F. Padovan if (c->handle == handle) { 509bf4c6325SGustavo F. Padovan rcu_read_unlock(); 5101da177e4SLinus Torvalds return c; 5111da177e4SLinus Torvalds } 512bf4c6325SGustavo F. Padovan } 513bf4c6325SGustavo F. Padovan rcu_read_unlock(); 514bf4c6325SGustavo F. Padovan 5151da177e4SLinus Torvalds return NULL; 5161da177e4SLinus Torvalds } 5171da177e4SLinus Torvalds 5181da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 5191da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 5201da177e4SLinus Torvalds { 5211da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 5221da177e4SLinus Torvalds struct hci_conn *c; 5231da177e4SLinus Torvalds 524bf4c6325SGustavo F. Padovan rcu_read_lock(); 525bf4c6325SGustavo F. Padovan 526bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 527bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 528bf4c6325SGustavo F. Padovan rcu_read_unlock(); 5291da177e4SLinus Torvalds return c; 5301da177e4SLinus Torvalds } 531bf4c6325SGustavo F. Padovan } 532bf4c6325SGustavo F. Padovan 533bf4c6325SGustavo F. Padovan rcu_read_unlock(); 534bf4c6325SGustavo F. Padovan 5351da177e4SLinus Torvalds return NULL; 5361da177e4SLinus Torvalds } 5371da177e4SLinus Torvalds 5384c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 5394c67bc74SMarcel Holtmann __u8 type, __u16 state) 5404c67bc74SMarcel Holtmann { 5414c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 5424c67bc74SMarcel Holtmann struct hci_conn *c; 5434c67bc74SMarcel Holtmann 544bf4c6325SGustavo F. Padovan rcu_read_lock(); 545bf4c6325SGustavo F. Padovan 546bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 547bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 548bf4c6325SGustavo F. Padovan rcu_read_unlock(); 5494c67bc74SMarcel Holtmann return c; 5504c67bc74SMarcel Holtmann } 551bf4c6325SGustavo F. Padovan } 552bf4c6325SGustavo F. Padovan 553bf4c6325SGustavo F. Padovan rcu_read_unlock(); 554bf4c6325SGustavo F. Padovan 5554c67bc74SMarcel Holtmann return NULL; 5564c67bc74SMarcel Holtmann } 5574c67bc74SMarcel Holtmann 5581da177e4SLinus Torvalds void hci_acl_disconn(struct hci_conn *conn, __u8 reason); 559b6a0dc82SMarcel Holtmann void hci_setup_sync(struct hci_conn *conn, __u16 handle); 560e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 5611da177e4SLinus Torvalds 5621da177e4SLinus Torvalds struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst); 5631da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 5641da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 565a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 5661da177e4SLinus Torvalds 56773d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 5689472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan); 5692c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 57073d80debSLuiz Augusto von Dentz 5715a9d0a3fSWaldemar Rymarkiewicz struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, 572b12f62cfSAndre Guedes __u8 dst_type, __u8 sec_level, __u8 auth_type); 573e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 574b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 5750684e5f9SMarcel Holtmann int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); 5761da177e4SLinus Torvalds int hci_conn_change_link_key(struct hci_conn *conn); 5778c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 5781da177e4SLinus Torvalds 57914b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 5801da177e4SLinus Torvalds 5819eba32b8SMarcel Holtmann void hci_conn_hold_device(struct hci_conn *conn); 5829eba32b8SMarcel Holtmann void hci_conn_put_device(struct hci_conn *conn); 5839eba32b8SMarcel Holtmann 5841da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 5851da177e4SLinus Torvalds { 58671becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 58738b3fef1SAndrei Emeltchenko 5881da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 5892f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 5901da177e4SLinus Torvalds } 5911da177e4SLinus Torvalds 5921da177e4SLinus Torvalds static inline void hci_conn_put(struct hci_conn *conn) 5931da177e4SLinus Torvalds { 59471becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 59538b3fef1SAndrei Emeltchenko 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 { 619376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 620376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 621376261aeSAndrei Emeltchenko 6224c724c71SDavid Herrmann put_device(&d->dev); 623010666a1SDavid Herrmann } 6241da177e4SLinus Torvalds 625dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 6261da177e4SLinus Torvalds { 627376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 628376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 629376261aeSAndrei Emeltchenko 6304c724c71SDavid Herrmann get_device(&d->dev); 6311da177e4SLinus Torvalds return d; 6321da177e4SLinus Torvalds } 6331da177e4SLinus Torvalds 63409fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 63509fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 6361da177e4SLinus Torvalds 637aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 6383dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 639aa2b86d7SDavid Herrmann 640155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 641155961e8SDavid Herrmann { 642155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 643155961e8SDavid Herrmann } 644155961e8SDavid Herrmann 645155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 646155961e8SDavid Herrmann { 647155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 648155961e8SDavid Herrmann } 649155961e8SDavid Herrmann 6508598d064SAndrei Emeltchenko /* hci_dev_list shall be locked */ 6518598d064SAndrei Emeltchenko static inline uint8_t __hci_num_ctrl(void) 6528598d064SAndrei Emeltchenko { 6538598d064SAndrei Emeltchenko uint8_t count = 0; 6548598d064SAndrei Emeltchenko struct list_head *p; 6558598d064SAndrei Emeltchenko 6568598d064SAndrei Emeltchenko list_for_each(p, &hci_dev_list) { 6578598d064SAndrei Emeltchenko count++; 6588598d064SAndrei Emeltchenko } 6598598d064SAndrei Emeltchenko 6608598d064SAndrei Emeltchenko return count; 6618598d064SAndrei Emeltchenko } 6628598d064SAndrei Emeltchenko 6631da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 6641da177e4SLinus Torvalds struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst); 6651da177e4SLinus Torvalds 6661da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 6671da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 6681da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 66959735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 6701da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 6711da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 6721da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 6731da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 6741da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 6751da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 6761da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 6771da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 6781da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 6791da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 6801da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 68140be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 6821da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 6831da177e4SLinus Torvalds 684c3c7ea65SGustavo Padovan struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, 685c3c7ea65SGustavo Padovan bdaddr_t *bdaddr); 686f0358568SJohan Hedberg int hci_blacklist_clear(struct hci_dev *hdev); 68788c1fe4bSJohan Hedberg int hci_blacklist_add(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 68888c1fe4bSJohan Hedberg int hci_blacklist_del(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 689f0358568SJohan Hedberg 6902aeb9a1aSJohan Hedberg int hci_uuids_clear(struct hci_dev *hdev); 6912aeb9a1aSJohan Hedberg 69255ed8ca1SJohan Hedberg int hci_link_keys_clear(struct hci_dev *hdev); 69355ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 694d25e28abSJohan Hedberg int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, 695d25e28abSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len); 696c9839a11SVinicius Costa Gomes struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8]); 697c9839a11SVinicius Costa Gomes int hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type, u8 type, 6989a006657SAndrei Emeltchenko int new_key, u8 authenticated, u8 tk[16], u8 enc_size, 6999a006657SAndrei Emeltchenko __le16 ediv, u8 rand[8]); 700c9839a11SVinicius Costa Gomes struct smp_ltk *hci_find_ltk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 701c9839a11SVinicius Costa Gomes u8 addr_type); 702b899efafSVinicius Costa Gomes int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr); 703b899efafSVinicius Costa Gomes int hci_smp_ltks_clear(struct hci_dev *hdev); 70455ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 70555ed8ca1SJohan Hedberg 7062763eda6SSzymon Janc int hci_remote_oob_data_clear(struct hci_dev *hdev); 7072763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 7082763eda6SSzymon Janc bdaddr_t *bdaddr); 7092763eda6SSzymon Janc int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, 7102763eda6SSzymon Janc u8 *randomizer); 7112763eda6SSzymon Janc int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); 7122763eda6SSzymon Janc 7131da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 7141da177e4SLinus Torvalds 71576bca880SMarcel Holtmann int hci_recv_frame(struct sk_buff *skb); 716ef222013SMarcel Holtmann int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); 71799811510SSuraj Sumangala int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); 718ef222013SMarcel Holtmann 7190ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 720ce242970SDavid Herrmann int hci_add_sysfs(struct hci_dev *hdev); 721ce242970SDavid Herrmann void hci_del_sysfs(struct hci_dev *hdev); 722a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 723b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 724b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 7251da177e4SLinus Torvalds 7266935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 7271da177e4SLinus Torvalds 7281da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 72904837f64SMarcel Holtmann #define lmp_rswitch_capable(dev) ((dev)->features[0] & LMP_RSWITCH) 73004837f64SMarcel Holtmann #define lmp_encrypt_capable(dev) ((dev)->features[0] & LMP_ENCRYPT) 73104837f64SMarcel Holtmann #define lmp_sniff_capable(dev) ((dev)->features[0] & LMP_SNIFF) 73204837f64SMarcel Holtmann #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR) 7335b7f9909SMarcel Holtmann #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO) 734769be974SMarcel Holtmann #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR) 735e702112fSAndrei Emeltchenko #define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH) 7366ed58ec5SVille Tervo #define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE) 7375e0452c0SAndre Guedes #define lmp_bredr_capable(dev) (!((dev)->features[4] & LMP_NO_BREDR)) 7381da177e4SLinus Torvalds 739eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 74059e29406SAndre Guedes #define lmp_host_le_capable(dev) ((dev)->host_features[0] & LMP_HOST_LE) 741eead27daSAndre Guedes 7421da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 7435a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 7445a9d0a3fSWaldemar Rymarkiewicz __u8 type) 7451da177e4SLinus Torvalds { 746686ebf28SUlisses Furquim switch (type) { 747686ebf28SUlisses Furquim case ACL_LINK: 748686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 7491da177e4SLinus Torvalds 750686ebf28SUlisses Furquim case SCO_LINK: 751686ebf28SUlisses Furquim case ESCO_LINK: 752686ebf28SUlisses Furquim return sco_connect_ind(hdev, bdaddr); 7531da177e4SLinus Torvalds 754686ebf28SUlisses Furquim default: 755686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 756686ebf28SUlisses Furquim return -EINVAL; 757686ebf28SUlisses Furquim } 7581da177e4SLinus Torvalds } 7591da177e4SLinus Torvalds 7601da177e4SLinus Torvalds static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) 7611da177e4SLinus Torvalds { 762686ebf28SUlisses Furquim switch (conn->type) { 763686ebf28SUlisses Furquim case ACL_LINK: 764686ebf28SUlisses Furquim case LE_LINK: 765686ebf28SUlisses Furquim l2cap_connect_cfm(conn, status); 766686ebf28SUlisses Furquim break; 7671da177e4SLinus Torvalds 768686ebf28SUlisses Furquim case SCO_LINK: 769686ebf28SUlisses Furquim case ESCO_LINK: 770686ebf28SUlisses Furquim sco_connect_cfm(conn, status); 771686ebf28SUlisses Furquim break; 7721da177e4SLinus Torvalds 773686ebf28SUlisses Furquim default: 774686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 775686ebf28SUlisses Furquim break; 776686ebf28SUlisses Furquim } 777e9a416b5SJohan Hedberg 778e9a416b5SJohan Hedberg if (conn->connect_cfm_cb) 779e9a416b5SJohan Hedberg conn->connect_cfm_cb(conn, status); 7801da177e4SLinus Torvalds } 7811da177e4SLinus Torvalds 7822950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 7832950f21aSMarcel Holtmann { 784686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 785686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 7862950f21aSMarcel Holtmann 787686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 7882950f21aSMarcel Holtmann } 7892950f21aSMarcel Holtmann 7902950f21aSMarcel Holtmann static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) 7911da177e4SLinus Torvalds { 792686ebf28SUlisses Furquim switch (conn->type) { 793686ebf28SUlisses Furquim case ACL_LINK: 794686ebf28SUlisses Furquim case LE_LINK: 795686ebf28SUlisses Furquim l2cap_disconn_cfm(conn, reason); 796686ebf28SUlisses Furquim break; 7971da177e4SLinus Torvalds 798686ebf28SUlisses Furquim case SCO_LINK: 799686ebf28SUlisses Furquim case ESCO_LINK: 800686ebf28SUlisses Furquim sco_disconn_cfm(conn, reason); 801686ebf28SUlisses Furquim break; 8021da177e4SLinus Torvalds 803686ebf28SUlisses Furquim default: 804686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 805686ebf28SUlisses Furquim break; 806686ebf28SUlisses Furquim } 807e9a416b5SJohan Hedberg 808e9a416b5SJohan Hedberg if (conn->disconn_cfm_cb) 809e9a416b5SJohan Hedberg conn->disconn_cfm_cb(conn, reason); 8101da177e4SLinus Torvalds } 8111da177e4SLinus Torvalds 8121da177e4SLinus Torvalds static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) 8131da177e4SLinus Torvalds { 8148c1b2355SMarcel Holtmann __u8 encrypt; 8158c1b2355SMarcel Holtmann 816686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 817686ebf28SUlisses Furquim return; 818686ebf28SUlisses Furquim 81951a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 8208c1b2355SMarcel Holtmann return; 8218c1b2355SMarcel Holtmann 8228c1b2355SMarcel Holtmann encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; 823686ebf28SUlisses Furquim l2cap_security_cfm(conn, status, encrypt); 824e9a416b5SJohan Hedberg 825e9a416b5SJohan Hedberg if (conn->security_cfm_cb) 826e9a416b5SJohan Hedberg conn->security_cfm_cb(conn, status); 8271da177e4SLinus Torvalds } 8281da177e4SLinus Torvalds 8295a9d0a3fSWaldemar Rymarkiewicz static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, 8305a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 8311da177e4SLinus Torvalds { 832686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 833686ebf28SUlisses Furquim return; 8341da177e4SLinus Torvalds 835686ebf28SUlisses Furquim l2cap_security_cfm(conn, status, encrypt); 836e9a416b5SJohan Hedberg 837e9a416b5SJohan Hedberg if (conn->security_cfm_cb) 838e9a416b5SJohan Hedberg conn->security_cfm_cb(conn, status); 8391da177e4SLinus Torvalds } 8401da177e4SLinus Torvalds 8411da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 8421da177e4SLinus Torvalds struct hci_cb { 8431da177e4SLinus Torvalds struct list_head list; 8441da177e4SLinus Torvalds 8451da177e4SLinus Torvalds char *name; 8461da177e4SLinus Torvalds 8475a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 8485a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 8491da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 8501da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 8511da177e4SLinus Torvalds }; 8521da177e4SLinus Torvalds 8531da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 8541da177e4SLinus Torvalds { 8551da177e4SLinus Torvalds struct list_head *p; 8568c1b2355SMarcel Holtmann __u8 encrypt; 8571da177e4SLinus Torvalds 8581da177e4SLinus Torvalds hci_proto_auth_cfm(conn, status); 8591da177e4SLinus Torvalds 86051a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 8618c1b2355SMarcel Holtmann return; 8628c1b2355SMarcel Holtmann 8638c1b2355SMarcel Holtmann encrypt = (conn->link_mode & HCI_LM_ENCRYPT) ? 0x01 : 0x00; 8648c1b2355SMarcel Holtmann 865f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 8661da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 8671da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 8688c1b2355SMarcel Holtmann if (cb->security_cfm) 8698c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 8701da177e4SLinus Torvalds } 871f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 8721da177e4SLinus Torvalds } 8731da177e4SLinus Torvalds 8745a9d0a3fSWaldemar Rymarkiewicz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, 8755a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 8761da177e4SLinus Torvalds { 8771da177e4SLinus Torvalds struct list_head *p; 8781da177e4SLinus Torvalds 879435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 880435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 881435fef20SMarcel Holtmann 88288167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 88388167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 88488167aedSVinicius Costa Gomes 8859719f8afSMarcel Holtmann hci_proto_encrypt_cfm(conn, status, encrypt); 8861da177e4SLinus Torvalds 887f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 8881da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 8891da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 8908c1b2355SMarcel Holtmann if (cb->security_cfm) 8918c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 8921da177e4SLinus Torvalds } 893f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 8941da177e4SLinus Torvalds } 8951da177e4SLinus Torvalds 8961da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 8971da177e4SLinus Torvalds { 8981da177e4SLinus Torvalds struct list_head *p; 8991da177e4SLinus Torvalds 900f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 9011da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 9021da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 9031da177e4SLinus Torvalds if (cb->key_change_cfm) 9041da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 9051da177e4SLinus Torvalds } 906f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 9071da177e4SLinus Torvalds } 9081da177e4SLinus Torvalds 9095a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 9105a9d0a3fSWaldemar Rymarkiewicz __u8 role) 9111da177e4SLinus Torvalds { 9121da177e4SLinus Torvalds struct list_head *p; 9131da177e4SLinus Torvalds 914f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 9151da177e4SLinus Torvalds list_for_each(p, &hci_cb_list) { 9161da177e4SLinus Torvalds struct hci_cb *cb = list_entry(p, struct hci_cb, list); 9171da177e4SLinus Torvalds if (cb->role_switch_cfm) 9181da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 9191da177e4SLinus Torvalds } 920f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 9211da177e4SLinus Torvalds } 9221da177e4SLinus Torvalds 9236759a675SJohan Hedberg static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) 9246759a675SJohan Hedberg { 92584d9d071SJohan Hedberg size_t parsed = 0; 9266759a675SJohan Hedberg 9276c0c331eSJohan Hedberg if (data_len < 2) 9286c0c331eSJohan Hedberg return false; 9296c0c331eSJohan Hedberg 93084d9d071SJohan Hedberg while (parsed < data_len - 1) { 93184d9d071SJohan Hedberg u8 field_len = data[0]; 9326759a675SJohan Hedberg 9336759a675SJohan Hedberg if (field_len == 0) 9346759a675SJohan Hedberg break; 9356759a675SJohan Hedberg 9366759a675SJohan Hedberg parsed += field_len + 1; 9376759a675SJohan Hedberg 9386759a675SJohan Hedberg if (parsed > data_len) 9396759a675SJohan Hedberg break; 9406759a675SJohan Hedberg 9416759a675SJohan Hedberg if (data[1] == type) 9426759a675SJohan Hedberg return true; 9436759a675SJohan Hedberg 9446759a675SJohan Hedberg data += field_len + 1; 9456759a675SJohan Hedberg } 9466759a675SJohan Hedberg 9476759a675SJohan Hedberg return false; 9486759a675SJohan Hedberg } 9496759a675SJohan Hedberg 9509d939d94SVishal Agarwal static inline size_t eir_get_length(u8 *eir, size_t eir_len) 9519d939d94SVishal Agarwal { 9529d939d94SVishal Agarwal size_t parsed = 0; 9539d939d94SVishal Agarwal 9549d939d94SVishal Agarwal while (parsed < eir_len) { 9559d939d94SVishal Agarwal u8 field_len = eir[0]; 9569d939d94SVishal Agarwal 9579d939d94SVishal Agarwal if (field_len == 0) 9589d939d94SVishal Agarwal return parsed; 9599d939d94SVishal Agarwal 9609d939d94SVishal Agarwal parsed += field_len + 1; 9619d939d94SVishal Agarwal eir += field_len + 1; 9629d939d94SVishal Agarwal } 9639d939d94SVishal Agarwal 9649d939d94SVishal Agarwal return eir_len; 9659d939d94SVishal Agarwal } 9669d939d94SVishal Agarwal 9671dc06093SJohan Hedberg static inline u16 eir_append_data(u8 *eir, u16 eir_len, u8 type, u8 *data, 9681dc06093SJohan Hedberg u8 data_len) 9691dc06093SJohan Hedberg { 9701dc06093SJohan Hedberg eir[eir_len++] = sizeof(type) + data_len; 9711dc06093SJohan Hedberg eir[eir_len++] = type; 9721dc06093SJohan Hedberg memcpy(&eir[eir_len], data, data_len); 9731dc06093SJohan Hedberg eir_len += data_len; 9741dc06093SJohan Hedberg 9751dc06093SJohan Hedberg return eir_len; 9761dc06093SJohan Hedberg } 9771dc06093SJohan Hedberg 9781da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 9791da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 9801da177e4SLinus Torvalds 981a9de9248SMarcel Holtmann int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param); 98273d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 9830d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 9841da177e4SLinus Torvalds 985a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 9861da177e4SLinus Torvalds 9871da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 988470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 989470fe1b5SMarcel Holtmann void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk); 990cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 9911da177e4SLinus Torvalds 992040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 993040030efSMarcel Holtmann 9940381101fSJohan Hedberg /* Management interface */ 995591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 996591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 997591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 998591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 999591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 1000591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1001f39799f5SAndre Guedes 10020381101fSJohan Hedberg int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); 1003744cf19eSJohan Hedberg int mgmt_index_added(struct hci_dev *hdev); 1004744cf19eSJohan Hedberg int mgmt_index_removed(struct hci_dev *hdev); 1005744cf19eSJohan Hedberg int mgmt_powered(struct hci_dev *hdev, u8 powered); 1006744cf19eSJohan Hedberg int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable); 1007744cf19eSJohan Hedberg int mgmt_connectable(struct hci_dev *hdev, u8 connectable); 1008744cf19eSJohan Hedberg int mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status); 1009744cf19eSJohan Hedberg int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 1010745c0ce3SVishal Agarwal bool persistent); 1011afc747a6SJohan Hedberg int mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 101204124681SGustavo F. Padovan u8 addr_type, u32 flags, u8 *name, u8 name_len, 101304124681SGustavo F. Padovan u8 *dev_class); 1014afc747a6SJohan Hedberg int mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 1015f0d6a0eaSMikel Astiz u8 link_type, u8 addr_type, u8 reason); 101688c3df13SJohan Hedberg int mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 101788c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 101848264f06SJohan Hedberg int mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 101948264f06SJohan Hedberg u8 addr_type, u8 status); 1020744cf19eSJohan Hedberg int mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 1021744cf19eSJohan Hedberg int mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1022c35938b2SSzymon Janc u8 status); 1023744cf19eSJohan Hedberg int mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1024744cf19eSJohan Hedberg u8 status); 1025744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1026272d90dfSJohan Hedberg u8 link_type, u8 addr_type, __le32 value, 1027272d90dfSJohan Hedberg u8 confirm_hint); 1028744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1029272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1030272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1031272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1032272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1033272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1034604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1035272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1036272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1037272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 103892a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, 103992a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey, 104092a25256SJohan Hedberg u8 entered); 1041bab73cb6SJohan Hedberg int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1042bab73cb6SJohan Hedberg u8 addr_type, u8 status); 104333ef95edSJohan Hedberg int mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 1044c0ecddc2SJohan Hedberg int mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 10457f9a903cSMarcel Holtmann int mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 10467f9a903cSMarcel Holtmann u8 status); 1047744cf19eSJohan Hedberg int mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 1048744cf19eSJohan Hedberg int mgmt_read_local_oob_data_reply_complete(struct hci_dev *hdev, u8 *hash, 1049744cf19eSJohan Hedberg u8 *randomizer, u8 status); 105006199cf8SJohan Hedberg int mgmt_le_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 105148264f06SJohan Hedberg int mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 105204124681SGustavo F. Padovan u8 addr_type, u8 *dev_class, s8 rssi, u8 cfm_name, 105304124681SGustavo F. Padovan u8 ssp, u8 *eir, u16 eir_len); 1054b644ba33SJohan Hedberg int mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1055b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 10567a135109SAndre Guedes int mgmt_start_discovery_failed(struct hci_dev *hdev, u8 status); 1057e6d465cbSAndre Guedes int mgmt_stop_discovery_failed(struct hci_dev *hdev, u8 status); 1058744cf19eSJohan Hedberg int mgmt_discovering(struct hci_dev *hdev, u8 discovering); 10595e0452c0SAndre Guedes int mgmt_interleaved_discovery(struct hci_dev *hdev); 106088c1fe4bSJohan Hedberg int mgmt_device_blocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 106188c1fe4bSJohan Hedberg int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 1062bb4b2a9aSAndrei Emeltchenko bool mgmt_valid_hdev(struct hci_dev *hdev); 1063346af67bSVinicius Costa Gomes int mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, u8 persistent); 1064346af67bSVinicius Costa Gomes 10651da177e4SLinus Torvalds /* HCI info for socket */ 10661da177e4SLinus Torvalds #define hci_pi(sk) ((struct hci_pinfo *) sk) 10671da177e4SLinus Torvalds 10681da177e4SLinus Torvalds struct hci_pinfo { 10691da177e4SLinus Torvalds struct bt_sock bt; 10701da177e4SLinus Torvalds struct hci_dev *hdev; 10711da177e4SLinus Torvalds struct hci_filter filter; 10721da177e4SLinus Torvalds __u32 cmsg_mask; 1073c02178d2SJohan Hedberg unsigned short channel; 10741da177e4SLinus Torvalds }; 10751da177e4SLinus Torvalds 10761da177e4SLinus Torvalds /* HCI security filter */ 10771da177e4SLinus Torvalds #define HCI_SFLT_MAX_OGF 5 10781da177e4SLinus Torvalds 10791da177e4SLinus Torvalds struct hci_sec_filter { 10801da177e4SLinus Torvalds __u32 type_mask; 10811da177e4SLinus Torvalds __u32 event_mask[2]; 10821da177e4SLinus Torvalds __u32 ocf_mask[HCI_SFLT_MAX_OGF + 1][4]; 10831da177e4SLinus Torvalds }; 10841da177e4SLinus Torvalds 10851da177e4SLinus Torvalds /* ----- HCI requests ----- */ 10861da177e4SLinus Torvalds #define HCI_REQ_DONE 0 10871da177e4SLinus Torvalds #define HCI_REQ_PEND 1 10881da177e4SLinus Torvalds #define HCI_REQ_CANCELED 2 10891da177e4SLinus Torvalds 1090a6a67efdSThomas Gleixner #define hci_req_lock(d) mutex_lock(&d->req_lock) 1091a6a67efdSThomas Gleixner #define hci_req_unlock(d) mutex_unlock(&d->req_lock) 10921da177e4SLinus Torvalds 109323bb5763SJohan Hedberg void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result); 10941da177e4SLinus Torvalds 10952ce603ebSClaudio Takahasi void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, 10962ce603ebSClaudio Takahasi u16 latency, u16 to_multiplier); 1097a7a595f6SVinicius Costa Gomes void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8], 1098a7a595f6SVinicius Costa Gomes __u8 ltk[16]); 10992519a1fcSAndre Guedes int hci_do_inquiry(struct hci_dev *hdev, u8 length); 1100023d5049SAndre Guedes int hci_cancel_inquiry(struct hci_dev *hdev); 110128b75a89SAndre Guedes int hci_le_scan(struct hci_dev *hdev, u8 type, u16 interval, u16 window, 110228b75a89SAndre Guedes int timeout); 11037dbfac1dSAndre Guedes int hci_cancel_le_scan(struct hci_dev *hdev); 11042519a1fcSAndre Guedes 110531f7956cSAndre Guedes u8 bdaddr_to_le(u8 bdaddr_type); 110631f7956cSAndre Guedes 11071da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1108