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> 29f49daa81SMarcel Holtmann #include <net/bluetooth/hci_sock.h> 301da177e4SLinus Torvalds 315e59b791SLuiz Augusto von Dentz /* HCI priority */ 325e59b791SLuiz Augusto von Dentz #define HCI_PRIO_MAX 7 335e59b791SLuiz Augusto von Dentz 341da177e4SLinus Torvalds /* HCI Core structures */ 351da177e4SLinus Torvalds struct inquiry_data { 361da177e4SLinus Torvalds bdaddr_t bdaddr; 371da177e4SLinus Torvalds __u8 pscan_rep_mode; 381da177e4SLinus Torvalds __u8 pscan_period_mode; 391da177e4SLinus Torvalds __u8 pscan_mode; 401da177e4SLinus Torvalds __u8 dev_class[3]; 411ebb9252SMarcel Holtmann __le16 clock_offset; 421da177e4SLinus Torvalds __s8 rssi; 4341a96212SMarcel Holtmann __u8 ssp_mode; 441da177e4SLinus Torvalds }; 451da177e4SLinus Torvalds 461da177e4SLinus Torvalds struct inquiry_entry { 47561aafbcSJohan Hedberg struct list_head all; /* inq_cache.all */ 48561aafbcSJohan Hedberg struct list_head list; /* unknown or resolve */ 49561aafbcSJohan Hedberg enum { 50561aafbcSJohan Hedberg NAME_NOT_KNOWN, 51561aafbcSJohan Hedberg NAME_NEEDED, 52561aafbcSJohan Hedberg NAME_PENDING, 53561aafbcSJohan Hedberg NAME_KNOWN, 54561aafbcSJohan Hedberg } name_state; 551da177e4SLinus Torvalds __u32 timestamp; 561da177e4SLinus Torvalds struct inquiry_data data; 571da177e4SLinus Torvalds }; 581da177e4SLinus Torvalds 5930883512SJohan Hedberg struct discovery_state { 604aab14e5SAndre Guedes int type; 61ff9ef578SJohan Hedberg enum { 62ff9ef578SJohan Hedberg DISCOVERY_STOPPED, 63ff9ef578SJohan Hedberg DISCOVERY_STARTING, 64343f935bSAndre Guedes DISCOVERY_FINDING, 6530dc78e1SJohan Hedberg DISCOVERY_RESOLVING, 66ff9ef578SJohan Hedberg DISCOVERY_STOPPING, 67ff9ef578SJohan Hedberg } state; 68561aafbcSJohan Hedberg struct list_head all; /* All devices found during inquiry */ 69561aafbcSJohan Hedberg struct list_head unknown; /* Name state not known */ 70561aafbcSJohan Hedberg struct list_head resolve; /* Name needs to be resolved */ 711da177e4SLinus Torvalds __u32 timestamp; 72b9a6328fSJohan Hedberg bdaddr_t last_adv_addr; 73b9a6328fSJohan Hedberg u8 last_adv_addr_type; 74ff5cd29fSJohan Hedberg s8 last_adv_rssi; 75c70a7e4cSMarcel Holtmann u32 last_adv_flags; 76b9a6328fSJohan Hedberg u8 last_adv_data[HCI_MAX_AD_LENGTH]; 77b9a6328fSJohan Hedberg u8 last_adv_data_len; 781da177e4SLinus Torvalds }; 791da177e4SLinus Torvalds 801da177e4SLinus Torvalds struct hci_conn_hash { 811da177e4SLinus Torvalds struct list_head list; 821da177e4SLinus Torvalds unsigned int acl_num; 83bd1eb66bSAndrei Emeltchenko unsigned int amp_num; 841da177e4SLinus Torvalds unsigned int sco_num; 85fcd89c09SVille Tervo unsigned int le_num; 86f8218dc6SJohan Hedberg unsigned int le_num_slave; 871da177e4SLinus Torvalds }; 881da177e4SLinus Torvalds 89f0358568SJohan Hedberg struct bdaddr_list { 90f0358568SJohan Hedberg struct list_head list; 91f0358568SJohan Hedberg bdaddr_t bdaddr; 92b9ee0a78SMarcel Holtmann u8 bdaddr_type; 93f0358568SJohan Hedberg }; 942aeb9a1aSJohan Hedberg 952aeb9a1aSJohan Hedberg struct bt_uuid { 962aeb9a1aSJohan Hedberg struct list_head list; 972aeb9a1aSJohan Hedberg u8 uuid[16]; 9883be8ecaSJohan Hedberg u8 size; 991aff6f09SJohan Hedberg u8 svc_hint; 1002aeb9a1aSJohan Hedberg }; 1012aeb9a1aSJohan Hedberg 1027ee4ea36SMarcel Holtmann struct smp_csrk { 1037ee4ea36SMarcel Holtmann bdaddr_t bdaddr; 1047ee4ea36SMarcel Holtmann u8 bdaddr_type; 1057ee4ea36SMarcel Holtmann u8 master; 1067ee4ea36SMarcel Holtmann u8 val[16]; 1077ee4ea36SMarcel Holtmann }; 1087ee4ea36SMarcel Holtmann 109b899efafSVinicius Costa Gomes struct smp_ltk { 110b899efafSVinicius Costa Gomes struct list_head list; 111970d0f1bSJohan Hedberg struct rcu_head rcu; 112b899efafSVinicius Costa Gomes bdaddr_t bdaddr; 113b899efafSVinicius Costa Gomes u8 bdaddr_type; 114b899efafSVinicius Costa Gomes u8 authenticated; 115b899efafSVinicius Costa Gomes u8 type; 116b899efafSVinicius Costa Gomes u8 enc_size; 117b899efafSVinicius Costa Gomes __le16 ediv; 118fe39c7b2SMarcel Holtmann __le64 rand; 119b899efafSVinicius Costa Gomes u8 val[16]; 12003c515d7SMarcel Holtmann }; 121b899efafSVinicius Costa Gomes 122970c4e46SJohan Hedberg struct smp_irk { 123970c4e46SJohan Hedberg struct list_head list; 124adae20cbSJohan Hedberg struct rcu_head rcu; 125970c4e46SJohan Hedberg bdaddr_t rpa; 126970c4e46SJohan Hedberg bdaddr_t bdaddr; 127970c4e46SJohan Hedberg u8 addr_type; 128970c4e46SJohan Hedberg u8 val[16]; 129970c4e46SJohan Hedberg }; 130970c4e46SJohan Hedberg 13155ed8ca1SJohan Hedberg struct link_key { 13255ed8ca1SJohan Hedberg struct list_head list; 1330378b597SJohan Hedberg struct rcu_head rcu; 13455ed8ca1SJohan Hedberg bdaddr_t bdaddr; 13555ed8ca1SJohan Hedberg u8 type; 1369b3b4460SAndrei Emeltchenko u8 val[HCI_LINK_KEY_SIZE]; 13755ed8ca1SJohan Hedberg u8 pin_len; 13855ed8ca1SJohan Hedberg }; 13955ed8ca1SJohan Hedberg 1402763eda6SSzymon Janc struct oob_data { 1412763eda6SSzymon Janc struct list_head list; 1422763eda6SSzymon Janc bdaddr_t bdaddr; 143519ca9d0SMarcel Holtmann u8 hash192[16]; 14438da1703SJohan Hedberg u8 rand192[16]; 145519ca9d0SMarcel Holtmann u8 hash256[16]; 14638da1703SJohan Hedberg u8 rand256[16]; 1472763eda6SSzymon Janc }; 1482763eda6SSzymon Janc 149490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10 150490c5babSJohan Hedberg 151d6bfd59cSJohan Hedberg /* Default LE RPA expiry time, 15 minutes */ 152d6bfd59cSJohan Hedberg #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) 153d6bfd59cSJohan Hedberg 15431ad1691SAndrzej Kaczmarek /* Default min/max age of connection information (1s/3s) */ 15531ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MIN_AGE 1000 15631ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MAX_AGE 3000 15731ad1691SAndrzej Kaczmarek 158903e4541SAndrei Emeltchenko struct amp_assoc { 159903e4541SAndrei Emeltchenko __u16 len; 160903e4541SAndrei Emeltchenko __u16 offset; 16193c284eeSAndrei Emeltchenko __u16 rem_len; 16293c284eeSAndrei Emeltchenko __u16 len_so_far; 163903e4541SAndrei Emeltchenko __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; 164903e4541SAndrei Emeltchenko }; 165903e4541SAndrei Emeltchenko 166d2c5d77fSJohan Hedberg #define HCI_MAX_PAGES 3 167cad718edSJohan Hedberg 168cd4c5391SSuraj Sumangala #define NUM_REASSEMBLY 4 1691da177e4SLinus Torvalds struct hci_dev { 1701da177e4SLinus Torvalds struct list_head list; 17109fd0de5SGustavo F. Padovan struct mutex lock; 1721da177e4SLinus Torvalds 1731da177e4SLinus Torvalds char name[8]; 1741da177e4SLinus Torvalds unsigned long flags; 1751da177e4SLinus Torvalds __u16 id; 176c13854ceSMarcel Holtmann __u8 bus; 177943da25dSMarcel Holtmann __u8 dev_type; 1781da177e4SLinus Torvalds bdaddr_t bdaddr; 179e30d3f5fSMarcel Holtmann bdaddr_t setup_addr; 18024c457e2SMarcel Holtmann bdaddr_t public_addr; 1817a4cd51dSMarcel Holtmann bdaddr_t random_addr; 182d13eafceSMarcel Holtmann bdaddr_t static_addr; 18356ed2cb8SJohan Hedberg __u8 adv_addr_type; 1841f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 185490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; 18680a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 187a9de9248SMarcel Holtmann __u8 dev_class[3]; 1881aff6f09SJohan Hedberg __u8 major_class; 1891aff6f09SJohan Hedberg __u8 minor_class; 190d2c5d77fSJohan Hedberg __u8 max_page; 191cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 19260e77321SJohan Hedberg __u8 le_features[8]; 193cf1d081fSJohan Hedberg __u8 le_white_list_size; 1949b008c04SJohan Hedberg __u8 le_states[8]; 195a9de9248SMarcel Holtmann __u8 commands[64]; 1961143e5a6SMarcel Holtmann __u8 hci_ver; 1971143e5a6SMarcel Holtmann __u16 hci_rev; 198d5859e22SJohan Hedberg __u8 lmp_ver; 1991143e5a6SMarcel Holtmann __u16 manufacturer; 2007d69230cSAndrei Emeltchenko __u16 lmp_subver; 2011da177e4SLinus Torvalds __u16 voice_setting; 202b4cb9fb2SMarcel Holtmann __u8 num_iac; 20317fa4b9dSJohan Hedberg __u8 io_capability; 20491c4e9b1SMarcel Holtmann __s8 inq_tx_power; 205f332ec66SJohan Hedberg __u16 page_scan_interval; 206f332ec66SJohan Hedberg __u16 page_scan_window; 207f332ec66SJohan Hedberg __u8 page_scan_type; 2083f959d46SMarcel Holtmann __u8 le_adv_channel_map; 209628531c9SGeorg Lukas __u16 le_adv_min_interval; 210628531c9SGeorg Lukas __u16 le_adv_max_interval; 211533553f8SMarcel Holtmann __u8 le_scan_type; 212bef64738SMarcel Holtmann __u16 le_scan_interval; 213bef64738SMarcel Holtmann __u16 le_scan_window; 2144e70c7e7SMarcel Holtmann __u16 le_conn_min_interval; 2154e70c7e7SMarcel Holtmann __u16 le_conn_max_interval; 21604fb7d90SMarcel Holtmann __u16 le_conn_latency; 21704fb7d90SMarcel Holtmann __u16 le_supv_timeout; 218b9a7a61eSLukasz Rymanowski __u16 discov_interleaved_timeout; 21931ad1691SAndrzej Kaczmarek __u16 conn_info_min_age; 22031ad1691SAndrzej Kaczmarek __u16 conn_info_max_age; 22106f5b778SMarcel Holtmann __u8 ssp_debug_mode; 22233f35721SJohan Hedberg __u32 clock; 223f332ec66SJohan Hedberg 2242b9be137SMarcel Holtmann __u16 devid_source; 2252b9be137SMarcel Holtmann __u16 devid_vendor; 2262b9be137SMarcel Holtmann __u16 devid_product; 2272b9be137SMarcel Holtmann __u16 devid_version; 2281da177e4SLinus Torvalds 2291da177e4SLinus Torvalds __u16 pkt_type; 2305b7f9909SMarcel Holtmann __u16 esco_type; 2311da177e4SLinus Torvalds __u16 link_policy; 2321da177e4SLinus Torvalds __u16 link_mode; 2331da177e4SLinus Torvalds 23404837f64SMarcel Holtmann __u32 idle_timeout; 23504837f64SMarcel Holtmann __u16 sniff_min_interval; 23604837f64SMarcel Holtmann __u16 sniff_max_interval; 23704837f64SMarcel Holtmann 238928abaa7SAndrei Emeltchenko __u8 amp_status; 239928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 240928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 241928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 242928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 243928abaa7SAndrei Emeltchenko __u8 amp_type; 244928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 245928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 246928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 247928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 248928abaa7SAndrei Emeltchenko 249903e4541SAndrei Emeltchenko struct amp_assoc loc_assoc; 250903e4541SAndrei Emeltchenko 2511e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 2521e89cffbSAndrei Emeltchenko 2539f61656aSJohan Hedberg unsigned int auto_accept_delay; 2549f61656aSJohan Hedberg 2551da177e4SLinus Torvalds unsigned long quirks; 2561da177e4SLinus Torvalds 2571da177e4SLinus Torvalds atomic_t cmd_cnt; 2581da177e4SLinus Torvalds unsigned int acl_cnt; 2591da177e4SLinus Torvalds unsigned int sco_cnt; 2606ed58ec5SVille Tervo unsigned int le_cnt; 2611da177e4SLinus Torvalds 2621da177e4SLinus Torvalds unsigned int acl_mtu; 2631da177e4SLinus Torvalds unsigned int sco_mtu; 2646ed58ec5SVille Tervo unsigned int le_mtu; 2651da177e4SLinus Torvalds unsigned int acl_pkts; 2661da177e4SLinus Torvalds unsigned int sco_pkts; 2676ed58ec5SVille Tervo unsigned int le_pkts; 2681da177e4SLinus Torvalds 269350ee4cfSAndrei Emeltchenko __u16 block_len; 270350ee4cfSAndrei Emeltchenko __u16 block_mtu; 271350ee4cfSAndrei Emeltchenko __u16 num_blocks; 272350ee4cfSAndrei Emeltchenko __u16 block_cnt; 273350ee4cfSAndrei Emeltchenko 2741da177e4SLinus Torvalds unsigned long acl_last_tx; 2751da177e4SLinus Torvalds unsigned long sco_last_tx; 2766ed58ec5SVille Tervo unsigned long le_last_tx; 2771da177e4SLinus Torvalds 278f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 2796ead1bbcSJohan Hedberg struct workqueue_struct *req_workqueue; 280f48fd9c8SMarcel Holtmann 281ab81cbf9SJohan Hedberg struct work_struct power_on; 2823243553fSJohan Hedberg struct delayed_work power_off; 283ab81cbf9SJohan Hedberg 28416ab91abSJohan Hedberg __u16 discov_timeout; 28516ab91abSJohan Hedberg struct delayed_work discov_off; 28616ab91abSJohan Hedberg 2877d78525dSJohan Hedberg struct delayed_work service_cache; 2887d78525dSJohan Hedberg 28965cc2b49SMarcel Holtmann struct delayed_work cmd_timer; 290b78752ccSMarcel Holtmann 291b78752ccSMarcel Holtmann struct work_struct rx_work; 292c347b765SGustavo F. Padovan struct work_struct cmd_work; 2933eff45eaSGustavo F. Padovan struct work_struct tx_work; 2941da177e4SLinus Torvalds 2951da177e4SLinus Torvalds struct sk_buff_head rx_q; 2961da177e4SLinus Torvalds struct sk_buff_head raw_q; 2971da177e4SLinus Torvalds struct sk_buff_head cmd_q; 2981da177e4SLinus Torvalds 299b6ddb638SJohan Hedberg struct sk_buff *recv_evt; 3001da177e4SLinus Torvalds struct sk_buff *sent_cmd; 301cd4c5391SSuraj Sumangala struct sk_buff *reassembly[NUM_REASSEMBLY]; 3021da177e4SLinus Torvalds 303a6a67efdSThomas Gleixner struct mutex req_lock; 3041da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 3051da177e4SLinus Torvalds __u32 req_status; 3061da177e4SLinus Torvalds __u32 req_result; 307a5040efaSJohan Hedberg 30870db83c4SJohan Hedberg void *smp_data; 3092e58ef3eSJohan Hedberg 31030883512SJohan Hedberg struct discovery_state discovery; 3111da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 3125c136e90SAndre Guedes 3135c136e90SAndre Guedes struct list_head mgmt_pending; 314ea4bd8baSDavid Miller struct list_head blacklist; 3156659358eSJohan Hedberg struct list_head whitelist; 3162aeb9a1aSJohan Hedberg struct list_head uuids; 31755ed8ca1SJohan Hedberg struct list_head link_keys; 318b899efafSVinicius Costa Gomes struct list_head long_term_keys; 319970c4e46SJohan Hedberg struct list_head identity_resolving_keys; 3202763eda6SSzymon Janc struct list_head remote_oob_data; 321d2ab0ac1SMarcel Holtmann struct list_head le_white_list; 32215819a70SAndre Guedes struct list_head le_conn_params; 32377a77a30SAndre Guedes struct list_head pend_le_conns; 32466f8455aSJohan Hedberg struct list_head pend_le_reports; 3252763eda6SSzymon Janc 3261da177e4SLinus Torvalds struct hci_dev_stats stat; 3271da177e4SLinus Torvalds 3281da177e4SLinus Torvalds atomic_t promisc; 3291da177e4SLinus Torvalds 330ca325f69SMarcel Holtmann struct dentry *debugfs; 331ca325f69SMarcel Holtmann 332a91f2e39SMarcel Holtmann struct device dev; 3331da177e4SLinus Torvalds 334611b30f7SMarcel Holtmann struct rfkill *rfkill; 335611b30f7SMarcel Holtmann 336111902f7SMarcel Holtmann unsigned long dbg_flags; 337d23264a8SAndre Guedes unsigned long dev_flags; 338d23264a8SAndre Guedes 3397ba8b4beSAndre Guedes struct delayed_work le_scan_disable; 3407ba8b4beSAndre Guedes 3418fa19098SJohan Hedberg __s8 adv_tx_power; 3423f0f524bSJohan Hedberg __u8 adv_data[HCI_MAX_AD_LENGTH]; 3433f0f524bSJohan Hedberg __u8 adv_data_len; 344f8e808bdSMarcel Holtmann __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; 345f8e808bdSMarcel Holtmann __u8 scan_rsp_data_len; 3468fa19098SJohan Hedberg 347863efaf2SJohan Hedberg __u8 irk[16]; 348d6bfd59cSJohan Hedberg __u32 rpa_timeout; 349d6bfd59cSJohan Hedberg struct delayed_work rpa_expired; 3502b5224dcSMarcel Holtmann bdaddr_t rpa; 351863efaf2SJohan Hedberg 3521da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 3531da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 3541da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 355f41c70c4SMarcel Holtmann int (*setup)(struct hci_dev *hdev); 3567bd8f09fSMarcel Holtmann int (*send)(struct hci_dev *hdev, struct sk_buff *skb); 3571da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 35824c457e2SMarcel Holtmann int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr); 3591da177e4SLinus Torvalds }; 3601da177e4SLinus Torvalds 36153502d69SAndrei Emeltchenko #define HCI_PHY_HANDLE(handle) (handle & 0xff) 36253502d69SAndrei Emeltchenko 3631da177e4SLinus Torvalds struct hci_conn { 3641da177e4SLinus Torvalds struct list_head list; 3651da177e4SLinus Torvalds 3661da177e4SLinus Torvalds atomic_t refcnt; 3671da177e4SLinus Torvalds 3681da177e4SLinus Torvalds bdaddr_t dst; 36929b7988aSAndre Guedes __u8 dst_type; 370662e8820SMarcel Holtmann bdaddr_t src; 371e7c4096eSMarcel Holtmann __u8 src_type; 372cb1d68f7SJohan Hedberg bdaddr_t init_addr; 373cb1d68f7SJohan Hedberg __u8 init_addr_type; 374cb1d68f7SJohan Hedberg bdaddr_t resp_addr; 375cb1d68f7SJohan Hedberg __u8 resp_addr_type; 3761da177e4SLinus Torvalds __u16 handle; 3771da177e4SLinus Torvalds __u16 state; 37804837f64SMarcel Holtmann __u8 mode; 3791da177e4SLinus Torvalds __u8 type; 38040bef302SJohan Hedberg __u8 role; 381a0c808b3SJohan Hedberg bool out; 3824c67bc74SMarcel Holtmann __u8 attempt; 3831da177e4SLinus Torvalds __u8 dev_class[3]; 384cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 385a8746417SMarcel Holtmann __u16 pkt_type; 38604837f64SMarcel Holtmann __u16 link_policy; 38713d39315SWaldemar Rymarkiewicz __u8 key_type; 38840be492fSMarcel Holtmann __u8 auth_type; 3898c1b2355SMarcel Holtmann __u8 sec_level; 390765c2a96SJohan Hedberg __u8 pending_sec_level; 391980e1a53SJohan Hedberg __u8 pin_length; 392726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 39317fa4b9dSJohan Hedberg __u8 io_capability; 39492a25256SJohan Hedberg __u32 passkey_notify; 39592a25256SJohan Hedberg __u8 passkey_entered; 396052b30b0SMarcel Holtmann __u16 disc_timeout; 39709ae260bSJohan Hedberg __u16 conn_timeout; 39810c62ddcSFrédéric Dalleau __u16 setting; 3991e406eefSAndre Guedes __u16 le_conn_min_interval; 4001e406eefSAndre Guedes __u16 le_conn_max_interval; 401e04fde60SMarcel Holtmann __u16 le_conn_interval; 402e04fde60SMarcel Holtmann __u16 le_conn_latency; 403e04fde60SMarcel Holtmann __u16 le_supv_timeout; 404fd45ada9SAlfonso Acosta __u8 le_adv_data[HCI_MAX_AD_LENGTH]; 405fd45ada9SAlfonso Acosta __u8 le_adv_data_len; 4065ae76a94SAndrzej Kaczmarek __s8 rssi; 4075a134faeSAndrzej Kaczmarek __s8 tx_power; 408d0455ed9SAndrzej Kaczmarek __s8 max_tx_power; 40951a8efd7SJohan Hedberg unsigned long flags; 4101da177e4SLinus Torvalds 41133f35721SJohan Hedberg __u32 clock; 41233f35721SJohan Hedberg __u16 clock_accuracy; 41333f35721SJohan Hedberg 414dd983808SAndrzej Kaczmarek unsigned long conn_info_timestamp; 415dd983808SAndrzej Kaczmarek 41603b555e1SJohan Hedberg __u8 remote_cap; 41703b555e1SJohan Hedberg __u8 remote_auth; 4183161ae1cSAndrei Emeltchenko __u8 remote_id; 41903b555e1SJohan Hedberg 4201da177e4SLinus Torvalds unsigned int sent; 4211da177e4SLinus Torvalds 4221da177e4SLinus Torvalds struct sk_buff_head data_q; 4232c33c06aSGustavo F. Padovan struct list_head chan_list; 4241da177e4SLinus Torvalds 42519c40e3bSGustavo F. Padovan struct delayed_work disc_work; 4267bc18d9dSJohan Hedberg struct delayed_work auto_accept_work; 427a74a84f6SJohan Hedberg struct delayed_work idle_work; 4289489eca4SJohan Hedberg struct delayed_work le_conn_timeout; 4291da177e4SLinus Torvalds 430b219e3acSMarcel Holtmann struct device dev; 431b219e3acSMarcel Holtmann 4321da177e4SLinus Torvalds struct hci_dev *hdev; 4331da177e4SLinus Torvalds void *l2cap_data; 4341da177e4SLinus Torvalds void *sco_data; 4359740e49dSAndrei Emeltchenko struct amp_mgr *amp_mgr; 4361da177e4SLinus Torvalds 4371da177e4SLinus Torvalds struct hci_conn *link; 438e9a416b5SJohan Hedberg 439e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 440e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 441e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 4421da177e4SLinus Torvalds }; 4431da177e4SLinus Torvalds 44473d80debSLuiz Augusto von Dentz struct hci_chan { 44573d80debSLuiz Augusto von Dentz struct list_head list; 44642c4e53eSAndrei Emeltchenko __u16 handle; 44773d80debSLuiz Augusto von Dentz struct hci_conn *conn; 44873d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 44973d80debSLuiz Augusto von Dentz unsigned int sent; 450168df8e5SMat Martineau __u8 state; 45173d80debSLuiz Augusto von Dentz }; 45273d80debSLuiz Augusto von Dentz 45315819a70SAndre Guedes struct hci_conn_params { 45415819a70SAndre Guedes struct list_head list; 45593450c75SJohan Hedberg struct list_head action; 45615819a70SAndre Guedes 45715819a70SAndre Guedes bdaddr_t addr; 45815819a70SAndre Guedes u8 addr_type; 45915819a70SAndre Guedes 46015819a70SAndre Guedes u16 conn_min_interval; 46115819a70SAndre Guedes u16 conn_max_interval; 462f044eb05SMarcel Holtmann u16 conn_latency; 463f044eb05SMarcel Holtmann u16 supervision_timeout; 4649fcb18efSAndre Guedes 4659fcb18efSAndre Guedes enum { 4669fcb18efSAndre Guedes HCI_AUTO_CONN_DISABLED, 467a3451d27SJohan Hedberg HCI_AUTO_CONN_REPORT, 4684b9e7e75SMarcel Holtmann HCI_AUTO_CONN_DIRECT, 4699fcb18efSAndre Guedes HCI_AUTO_CONN_ALWAYS, 4709fcb18efSAndre Guedes HCI_AUTO_CONN_LINK_LOSS, 4719fcb18efSAndre Guedes } auto_connect; 472f161dd41SJohan Hedberg 473f161dd41SJohan Hedberg struct hci_conn *conn; 47415819a70SAndre Guedes }; 47515819a70SAndre Guedes 4761da177e4SLinus Torvalds extern struct list_head hci_dev_list; 4771da177e4SLinus Torvalds extern struct list_head hci_cb_list; 4781da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 4791da177e4SLinus Torvalds extern rwlock_t hci_cb_list_lock; 4801da177e4SLinus Torvalds 481686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 482e74e58f8SJoe Perches int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 483e74e58f8SJoe Perches void l2cap_connect_cfm(struct hci_conn *hcon, u8 status); 484e74e58f8SJoe Perches int l2cap_disconn_ind(struct hci_conn *hcon); 485e74e58f8SJoe Perches void l2cap_disconn_cfm(struct hci_conn *hcon, u8 reason); 486e74e58f8SJoe Perches int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt); 487e74e58f8SJoe Perches int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 488686ebf28SUlisses Furquim 489e74e58f8SJoe Perches int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); 490e74e58f8SJoe Perches void sco_connect_cfm(struct hci_conn *hcon, __u8 status); 491e74e58f8SJoe Perches void sco_disconn_cfm(struct hci_conn *hcon, __u8 reason); 492e74e58f8SJoe Perches int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 493686ebf28SUlisses Furquim 4941da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 49570f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 49670f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 4971da177e4SLinus Torvalds 49830883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 4991da177e4SLinus Torvalds { 500ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 50130883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 50230883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 50330883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 5041da177e4SLinus Torvalds } 5051da177e4SLinus Torvalds 50630dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 50730dc78e1SJohan Hedberg 508ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 509ff9ef578SJohan Hedberg 5101da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 5111da177e4SLinus Torvalds { 51230883512SJohan Hedberg return list_empty(&hdev->discovery.all); 5131da177e4SLinus Torvalds } 5141da177e4SLinus Torvalds 5151da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 5161da177e4SLinus Torvalds { 51730883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 5181da177e4SLinus Torvalds return jiffies - c->timestamp; 5191da177e4SLinus Torvalds } 5201da177e4SLinus Torvalds 5211da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 5221da177e4SLinus Torvalds { 5231da177e4SLinus Torvalds return jiffies - e->timestamp; 5241da177e4SLinus Torvalds } 5251da177e4SLinus Torvalds 5265a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 5275a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 528561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 529561aafbcSJohan Hedberg bdaddr_t *bdaddr); 53030dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 53130dc78e1SJohan Hedberg bdaddr_t *bdaddr, 53230dc78e1SJohan Hedberg int state); 533a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 534a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 535af58925cSMarcel Holtmann u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 536af58925cSMarcel Holtmann bool name_known); 5371f9b9a5dSAndre Guedes void hci_inquiry_cache_flush(struct hci_dev *hdev); 5381da177e4SLinus Torvalds 5391da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 5401da177e4SLinus Torvalds enum { 5411da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 54219f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 5431da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 54404837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 54504837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 546e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 547b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 54858a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 549eb9a8f3fSMarcel Holtmann HCI_CONN_SC_ENABLED, 550abf76badSMarcel Holtmann HCI_CONN_AES_CCM, 55158a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 55258a681efSJohan Hedberg HCI_CONN_REMOTE_OOB, 553af6a9c32SJohan Hedberg HCI_CONN_FLUSH_KEY, 5544dae2798SJohan Hedberg HCI_CONN_ENCRYPT, 5554dae2798SJohan Hedberg HCI_CONN_AUTH, 5564dae2798SJohan Hedberg HCI_CONN_SECURE, 5574dae2798SJohan Hedberg HCI_CONN_FIPS, 558fe59a05fSJohan Hedberg HCI_CONN_STK_ENCRYPT, 559977f8fceSJohan Hedberg HCI_CONN_AUTH_INITIATOR, 560f94b665dSJohan Hedberg HCI_CONN_DROP, 56189cbb063SAlfonso Acosta HCI_CONN_PARAM_REMOVAL_PEND, 5621da177e4SLinus Torvalds }; 5631da177e4SLinus Torvalds 564aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 565aa64a8b5SJohan Hedberg { 566aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 567c3c7ea65SGustavo Padovan return test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && 568c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 569aa64a8b5SJohan Hedberg } 570aa64a8b5SJohan Hedberg 571eb9a8f3fSMarcel Holtmann static inline bool hci_conn_sc_enabled(struct hci_conn *conn) 572eb9a8f3fSMarcel Holtmann { 573eb9a8f3fSMarcel Holtmann struct hci_dev *hdev = conn->hdev; 574eb9a8f3fSMarcel Holtmann return test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && 575eb9a8f3fSMarcel Holtmann test_bit(HCI_CONN_SC_ENABLED, &conn->flags); 576eb9a8f3fSMarcel Holtmann } 577eb9a8f3fSMarcel Holtmann 5781da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 5791da177e4SLinus Torvalds { 5801da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 581bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 582fcd89c09SVille Tervo switch (c->type) { 583fcd89c09SVille Tervo case ACL_LINK: 5841da177e4SLinus Torvalds h->acl_num++; 585fcd89c09SVille Tervo break; 586bd1eb66bSAndrei Emeltchenko case AMP_LINK: 587bd1eb66bSAndrei Emeltchenko h->amp_num++; 588bd1eb66bSAndrei Emeltchenko break; 589fcd89c09SVille Tervo case LE_LINK: 590fcd89c09SVille Tervo h->le_num++; 591f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 592f8218dc6SJohan Hedberg h->le_num_slave++; 593fcd89c09SVille Tervo break; 594fcd89c09SVille Tervo case SCO_LINK: 595fcd89c09SVille Tervo case ESCO_LINK: 5961da177e4SLinus Torvalds h->sco_num++; 597fcd89c09SVille Tervo break; 598fcd89c09SVille Tervo } 5991da177e4SLinus Torvalds } 6001da177e4SLinus Torvalds 6011da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 6021da177e4SLinus Torvalds { 6031da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 604bf4c6325SGustavo F. Padovan 605bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 606bf4c6325SGustavo F. Padovan synchronize_rcu(); 607bf4c6325SGustavo F. Padovan 608fcd89c09SVille Tervo switch (c->type) { 609fcd89c09SVille Tervo case ACL_LINK: 6101da177e4SLinus Torvalds h->acl_num--; 611fcd89c09SVille Tervo break; 612bd1eb66bSAndrei Emeltchenko case AMP_LINK: 613bd1eb66bSAndrei Emeltchenko h->amp_num--; 614bd1eb66bSAndrei Emeltchenko break; 615fcd89c09SVille Tervo case LE_LINK: 616fcd89c09SVille Tervo h->le_num--; 617f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 618f8218dc6SJohan Hedberg h->le_num_slave--; 619fcd89c09SVille Tervo break; 620fcd89c09SVille Tervo case SCO_LINK: 621fcd89c09SVille Tervo case ESCO_LINK: 6221da177e4SLinus Torvalds h->sco_num--; 623fcd89c09SVille Tervo break; 624fcd89c09SVille Tervo } 6251da177e4SLinus Torvalds } 6261da177e4SLinus Torvalds 62752087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 62852087a79SLuiz Augusto von Dentz { 62952087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 63052087a79SLuiz Augusto von Dentz switch (type) { 63152087a79SLuiz Augusto von Dentz case ACL_LINK: 63252087a79SLuiz Augusto von Dentz return h->acl_num; 633bd1eb66bSAndrei Emeltchenko case AMP_LINK: 634bd1eb66bSAndrei Emeltchenko return h->amp_num; 63552087a79SLuiz Augusto von Dentz case LE_LINK: 63652087a79SLuiz Augusto von Dentz return h->le_num; 63752087a79SLuiz Augusto von Dentz case SCO_LINK: 63852087a79SLuiz Augusto von Dentz case ESCO_LINK: 63952087a79SLuiz Augusto von Dentz return h->sco_num; 64052087a79SLuiz Augusto von Dentz default: 64152087a79SLuiz Augusto von Dentz return 0; 64252087a79SLuiz Augusto von Dentz } 64352087a79SLuiz Augusto von Dentz } 64452087a79SLuiz Augusto von Dentz 645f4f07505SJohan Hedberg static inline unsigned int hci_conn_count(struct hci_dev *hdev) 646f4f07505SJohan Hedberg { 647f4f07505SJohan Hedberg struct hci_conn_hash *c = &hdev->conn_hash; 648f4f07505SJohan Hedberg 649f4f07505SJohan Hedberg return c->acl_num + c->amp_num + c->sco_num + c->le_num; 650f4f07505SJohan Hedberg } 651f4f07505SJohan Hedberg 652845472e8SMarcel Holtmann static inline __u8 hci_conn_lookup_type(struct hci_dev *hdev, __u16 handle) 653845472e8SMarcel Holtmann { 654845472e8SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 655845472e8SMarcel Holtmann struct hci_conn *c; 656845472e8SMarcel Holtmann __u8 type = INVALID_LINK; 657845472e8SMarcel Holtmann 658845472e8SMarcel Holtmann rcu_read_lock(); 659845472e8SMarcel Holtmann 660845472e8SMarcel Holtmann list_for_each_entry_rcu(c, &h->list, list) { 661845472e8SMarcel Holtmann if (c->handle == handle) { 662845472e8SMarcel Holtmann type = c->type; 663845472e8SMarcel Holtmann break; 664845472e8SMarcel Holtmann } 665845472e8SMarcel Holtmann } 666845472e8SMarcel Holtmann 667845472e8SMarcel Holtmann rcu_read_unlock(); 668845472e8SMarcel Holtmann 669845472e8SMarcel Holtmann return type; 670845472e8SMarcel Holtmann } 671845472e8SMarcel Holtmann 6721da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 6731da177e4SLinus Torvalds __u16 handle) 6741da177e4SLinus Torvalds { 6751da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 6761da177e4SLinus Torvalds struct hci_conn *c; 6771da177e4SLinus Torvalds 678bf4c6325SGustavo F. Padovan rcu_read_lock(); 679bf4c6325SGustavo F. Padovan 680bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 681bf4c6325SGustavo F. Padovan if (c->handle == handle) { 682bf4c6325SGustavo F. Padovan rcu_read_unlock(); 6831da177e4SLinus Torvalds return c; 6841da177e4SLinus Torvalds } 685bf4c6325SGustavo F. Padovan } 686bf4c6325SGustavo F. Padovan rcu_read_unlock(); 687bf4c6325SGustavo F. Padovan 6881da177e4SLinus Torvalds return NULL; 6891da177e4SLinus Torvalds } 6901da177e4SLinus Torvalds 6911da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 6921da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 6931da177e4SLinus Torvalds { 6941da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 6951da177e4SLinus Torvalds struct hci_conn *c; 6961da177e4SLinus Torvalds 697bf4c6325SGustavo F. Padovan rcu_read_lock(); 698bf4c6325SGustavo F. Padovan 699bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 700bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 701bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7021da177e4SLinus Torvalds return c; 7031da177e4SLinus Torvalds } 704bf4c6325SGustavo F. Padovan } 705bf4c6325SGustavo F. Padovan 706bf4c6325SGustavo F. Padovan rcu_read_unlock(); 707bf4c6325SGustavo F. Padovan 7081da177e4SLinus Torvalds return NULL; 7091da177e4SLinus Torvalds } 7101da177e4SLinus Torvalds 7114c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 7124c67bc74SMarcel Holtmann __u8 type, __u16 state) 7134c67bc74SMarcel Holtmann { 7144c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 7154c67bc74SMarcel Holtmann struct hci_conn *c; 7164c67bc74SMarcel Holtmann 717bf4c6325SGustavo F. Padovan rcu_read_lock(); 718bf4c6325SGustavo F. Padovan 719bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 720bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 721bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7224c67bc74SMarcel Holtmann return c; 7234c67bc74SMarcel Holtmann } 724bf4c6325SGustavo F. Padovan } 725bf4c6325SGustavo F. Padovan 726bf4c6325SGustavo F. Padovan rcu_read_unlock(); 727bf4c6325SGustavo F. Padovan 7284c67bc74SMarcel Holtmann return NULL; 7294c67bc74SMarcel Holtmann } 7304c67bc74SMarcel Holtmann 731e3b679d5SJohan Hedberg int hci_disconnect(struct hci_conn *conn, __u8 reason); 7322dea632fSFrédéric Dalleau bool hci_setup_sync(struct hci_conn *conn, __u16 handle); 733e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 7341da177e4SLinus Torvalds 735a5c4e309SJohan Hedberg struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst, 736a5c4e309SJohan Hedberg u8 role); 7371da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 7381da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 739a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 7401da177e4SLinus Torvalds 74173d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 7429472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan); 7432c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 74442c4e53eSAndrei Emeltchenko struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); 74573d80debSLuiz Augusto von Dentz 74604a6c589SAndre Guedes struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, 747cdd6275eSJohan Hedberg u8 dst_type, u8 sec_level, u16 conn_timeout, 748e804d25dSJohan Hedberg u8 role); 74904a6c589SAndre Guedes struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, 75004a6c589SAndre Guedes u8 sec_level, u8 auth_type); 75110c62ddcSFrédéric Dalleau struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, 75210c62ddcSFrédéric Dalleau __u16 setting); 753e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 754b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 755e7cafc45SJohan Hedberg int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, 756e7cafc45SJohan Hedberg bool initiator); 7571da177e4SLinus Torvalds int hci_conn_change_link_key(struct hci_conn *conn); 7588c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 7591da177e4SLinus Torvalds 76014b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 7611da177e4SLinus Torvalds 76206c053fbSAndre Guedes void hci_le_conn_failed(struct hci_conn *conn, u8 status); 76306c053fbSAndre Guedes 7648d12356fSDavid Herrmann /* 7658d12356fSDavid Herrmann * hci_conn_get() and hci_conn_put() are used to control the life-time of an 7668d12356fSDavid Herrmann * "hci_conn" object. They do not guarantee that the hci_conn object is running, 7678d12356fSDavid Herrmann * working or anything else. They just guarantee that the object is available 7688d12356fSDavid Herrmann * and can be dereferenced. So you can use its locks, local variables and any 7698d12356fSDavid Herrmann * other constant data. 7708d12356fSDavid Herrmann * Before accessing runtime data, you _must_ lock the object and then check that 7718d12356fSDavid Herrmann * it is still running. As soon as you release the locks, the connection might 7728d12356fSDavid Herrmann * get dropped, though. 7738d12356fSDavid Herrmann * 7748d12356fSDavid Herrmann * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control 7758d12356fSDavid Herrmann * how long the underlying connection is held. So every channel that runs on the 7768d12356fSDavid Herrmann * hci_conn object calls this to prevent the connection from disappearing. As 7778d12356fSDavid Herrmann * long as you hold a device, you must also guarantee that you have a valid 7788d12356fSDavid Herrmann * reference to the device via hci_conn_get() (or the initial reference from 7798d12356fSDavid Herrmann * hci_conn_add()). 7808d12356fSDavid Herrmann * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't 7818d12356fSDavid Herrmann * break because nobody cares for that. But this means, we cannot use 7828d12356fSDavid Herrmann * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). 7838d12356fSDavid Herrmann */ 7848d12356fSDavid Herrmann 78551bb8457SJohan Hedberg static inline struct hci_conn *hci_conn_get(struct hci_conn *conn) 7868d12356fSDavid Herrmann { 7878d12356fSDavid Herrmann get_device(&conn->dev); 78851bb8457SJohan Hedberg return conn; 7898d12356fSDavid Herrmann } 7908d12356fSDavid Herrmann 7918d12356fSDavid Herrmann static inline void hci_conn_put(struct hci_conn *conn) 7928d12356fSDavid Herrmann { 7938d12356fSDavid Herrmann put_device(&conn->dev); 7948d12356fSDavid Herrmann } 7958d12356fSDavid Herrmann 7961da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 7971da177e4SLinus Torvalds { 79871becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 79938b3fef1SAndrei Emeltchenko 8001da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 8012f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 8021da177e4SLinus Torvalds } 8031da177e4SLinus Torvalds 80476a68ba0SDavid Herrmann static inline void hci_conn_drop(struct hci_conn *conn) 8051da177e4SLinus Torvalds { 80671becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 80738b3fef1SAndrei Emeltchenko 8081da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 80904837f64SMarcel Holtmann unsigned long timeo; 810716e4ab5SAndrei Emeltchenko 811716e4ab5SAndrei Emeltchenko switch (conn->type) { 812716e4ab5SAndrei Emeltchenko case ACL_LINK: 813716e4ab5SAndrei Emeltchenko case LE_LINK: 814a74a84f6SJohan Hedberg cancel_delayed_work(&conn->idle_work); 8156ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 8165f246e89SAndrei Emeltchenko timeo = conn->disc_timeout; 81704837f64SMarcel Holtmann if (!conn->out) 818052b30b0SMarcel Holtmann timeo *= 2; 8195a9d0a3fSWaldemar Rymarkiewicz } else { 820eb78d7e5SJohan Hedberg timeo = 0; 8215a9d0a3fSWaldemar Rymarkiewicz } 822716e4ab5SAndrei Emeltchenko break; 823716e4ab5SAndrei Emeltchenko 824716e4ab5SAndrei Emeltchenko case AMP_LINK: 825716e4ab5SAndrei Emeltchenko timeo = conn->disc_timeout; 826716e4ab5SAndrei Emeltchenko break; 827716e4ab5SAndrei Emeltchenko 828716e4ab5SAndrei Emeltchenko default: 829eb78d7e5SJohan Hedberg timeo = 0; 830716e4ab5SAndrei Emeltchenko break; 8315a9d0a3fSWaldemar Rymarkiewicz } 832716e4ab5SAndrei Emeltchenko 8332f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 83419c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 8351931782bSVinicius Costa Gomes &conn->disc_work, timeo); 8361da177e4SLinus Torvalds } 8371da177e4SLinus Torvalds } 8381da177e4SLinus Torvalds 8391da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 840dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 8411da177e4SLinus Torvalds { 842376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 843376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 844376261aeSAndrei Emeltchenko 8454c724c71SDavid Herrmann put_device(&d->dev); 846010666a1SDavid Herrmann } 8471da177e4SLinus Torvalds 848dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 8491da177e4SLinus Torvalds { 850376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 851376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 852376261aeSAndrei Emeltchenko 8534c724c71SDavid Herrmann get_device(&d->dev); 8541da177e4SLinus Torvalds return d; 8551da177e4SLinus Torvalds } 8561da177e4SLinus Torvalds 85709fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 85809fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 8591da177e4SLinus Torvalds 860aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 8613dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 862aa2b86d7SDavid Herrmann 863155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 864155961e8SDavid Herrmann { 865155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 866155961e8SDavid Herrmann } 867155961e8SDavid Herrmann 868155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 869155961e8SDavid Herrmann { 870155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 871155961e8SDavid Herrmann } 872155961e8SDavid Herrmann 8731da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 8740c0afedfSJohan Hedberg struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src); 8751da177e4SLinus Torvalds 8761da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 8771da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 8781da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 87959735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 8801da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 8811da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 88275e0569fSMarcel Holtmann int hci_reset_dev(struct hci_dev *hdev); 8831da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 8841da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 8851da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 8861da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 8871da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 8881da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 8891da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 8901da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 8911da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 89240be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 8931da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 8941da177e4SLinus Torvalds 895dcc36c16SJohan Hedberg struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list, 896b9ee0a78SMarcel Holtmann bdaddr_t *bdaddr, u8 type); 897dcc36c16SJohan Hedberg int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type); 898dcc36c16SJohan Hedberg int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type); 899dcc36c16SJohan Hedberg void hci_bdaddr_list_clear(struct list_head *list); 900d2ab0ac1SMarcel Holtmann 90115819a70SAndre Guedes struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, 90215819a70SAndre Guedes bdaddr_t *addr, u8 addr_type); 90351d167c0SMarcel Holtmann struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, 90451d167c0SMarcel Holtmann bdaddr_t *addr, u8 addr_type); 905bf5b3c8bSMarcel Holtmann int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type, 906d06b50ceSMarcel Holtmann u8 auto_connect); 90715819a70SAndre Guedes void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); 908373110c5SJohan Hedberg void hci_conn_params_clear_all(struct hci_dev *hdev); 90955af49a8SJohan Hedberg void hci_conn_params_clear_disabled(struct hci_dev *hdev); 91015819a70SAndre Guedes 911501f8827SJohan Hedberg struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, 912501f8827SJohan Hedberg bdaddr_t *addr, 913501f8827SJohan Hedberg u8 addr_type); 91477a77a30SAndre Guedes 915a4790dbdSAndre Guedes void hci_update_background_scan(struct hci_dev *hdev); 916a4790dbdSAndre Guedes 91735f7498aSJohan Hedberg void hci_uuids_clear(struct hci_dev *hdev); 9182aeb9a1aSJohan Hedberg 91935f7498aSJohan Hedberg void hci_link_keys_clear(struct hci_dev *hdev); 92055ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 921567fa2aaSJohan Hedberg struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, 9227652ff6aSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, 9237652ff6aSJohan Hedberg u8 pin_len, bool *persistent); 924fe39c7b2SMarcel Holtmann struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, __le64 rand, 925e804d25dSJohan Hedberg u8 role); 926ca9142b8SJohan Hedberg struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 92735d70271SJohan Hedberg u8 addr_type, u8 type, u8 authenticated, 928fe39c7b2SMarcel Holtmann u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); 929c9839a11SVinicius Costa Gomes struct smp_ltk *hci_find_ltk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 930e804d25dSJohan Hedberg u8 addr_type, u8 role); 931e0b2b27eSJohan Hedberg int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); 93235f7498aSJohan Hedberg void hci_smp_ltks_clear(struct hci_dev *hdev); 93355ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 93455ed8ca1SJohan Hedberg 935970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); 936970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 937970c4e46SJohan Hedberg u8 addr_type); 938ca9142b8SJohan Hedberg struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, 939ca9142b8SJohan Hedberg u8 addr_type, u8 val[16], bdaddr_t *rpa); 940a7ec7338SJohan Hedberg void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); 941970c4e46SJohan Hedberg void hci_smp_irks_clear(struct hci_dev *hdev); 942970c4e46SJohan Hedberg 94335f7498aSJohan Hedberg void hci_remote_oob_data_clear(struct hci_dev *hdev); 9442763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 9452763eda6SSzymon Janc bdaddr_t *bdaddr); 9460798872eSMarcel Holtmann int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 94738da1703SJohan Hedberg u8 *hash, u8 *rand); 9480798872eSMarcel Holtmann int hci_add_remote_oob_ext_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 94938da1703SJohan Hedberg u8 *hash192, u8 *rand192, 95038da1703SJohan Hedberg u8 *hash256, u8 *rand256); 9512763eda6SSzymon Janc int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); 9522763eda6SSzymon Janc 9531da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 9541da177e4SLinus Torvalds 955e1a26170SMarcel Holtmann int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); 95699811510SSuraj Sumangala int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); 957ef222013SMarcel Holtmann 9580ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 959a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 960b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 961b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 9621da177e4SLinus Torvalds 9636935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 9641da177e4SLinus Torvalds 9651da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 966cad718edSJohan Hedberg #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) 967cad718edSJohan Hedberg #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) 968cad718edSJohan Hedberg #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) 969cad718edSJohan Hedberg #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) 970cad718edSJohan Hedberg #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) 971cad718edSJohan Hedberg #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) 972cad718edSJohan Hedberg #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) 973cad718edSJohan Hedberg #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) 974cad718edSJohan Hedberg #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) 975cad718edSJohan Hedberg #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) 976cad718edSJohan Hedberg #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) 977cad718edSJohan Hedberg #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) 978cad718edSJohan Hedberg #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) 979cad718edSJohan Hedberg #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) 980cad718edSJohan Hedberg #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) 981cad718edSJohan Hedberg #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) 982cad718edSJohan Hedberg #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) 983cad718edSJohan Hedberg #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) 98407a5c61eSFrédéric Dalleau #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) 9851da177e4SLinus Torvalds 986eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 98753b834d2SMarcel Holtmann #define lmp_csb_master_capable(dev) ((dev)->features[2][0] & LMP_CSB_MASTER) 98853b834d2SMarcel Holtmann #define lmp_csb_slave_capable(dev) ((dev)->features[2][0] & LMP_CSB_SLAVE) 98953b834d2SMarcel Holtmann #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) 99053b834d2SMarcel Holtmann #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) 991d5991585SMarcel Holtmann #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) 992d5991585SMarcel Holtmann #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) 99353b834d2SMarcel Holtmann 99453b834d2SMarcel Holtmann /* ----- Host capabilities ----- */ 995cad718edSJohan Hedberg #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) 996d5991585SMarcel Holtmann #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) 997cad718edSJohan Hedberg #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) 998cad718edSJohan Hedberg #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) 999eead27daSAndre Guedes 1000432df05eSJohan Hedberg #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ 1001432df05eSJohan Hedberg !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) 1002432df05eSJohan Hedberg 10031da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 100420714bfeSFrédéric Dalleau #define HCI_PROTO_DEFER 0x01 100520714bfeSFrédéric Dalleau 10065a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 100720714bfeSFrédéric Dalleau __u8 type, __u8 *flags) 10081da177e4SLinus Torvalds { 1009686ebf28SUlisses Furquim switch (type) { 1010686ebf28SUlisses Furquim case ACL_LINK: 1011686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 10121da177e4SLinus Torvalds 1013686ebf28SUlisses Furquim case SCO_LINK: 1014686ebf28SUlisses Furquim case ESCO_LINK: 101520714bfeSFrédéric Dalleau return sco_connect_ind(hdev, bdaddr, flags); 10161da177e4SLinus Torvalds 1017686ebf28SUlisses Furquim default: 1018686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 1019686ebf28SUlisses Furquim return -EINVAL; 1020686ebf28SUlisses Furquim } 10211da177e4SLinus Torvalds } 10221da177e4SLinus Torvalds 10231da177e4SLinus Torvalds static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) 10241da177e4SLinus Torvalds { 1025686ebf28SUlisses Furquim switch (conn->type) { 1026686ebf28SUlisses Furquim case ACL_LINK: 1027686ebf28SUlisses Furquim case LE_LINK: 1028686ebf28SUlisses Furquim l2cap_connect_cfm(conn, status); 1029686ebf28SUlisses Furquim break; 10301da177e4SLinus Torvalds 1031686ebf28SUlisses Furquim case SCO_LINK: 1032686ebf28SUlisses Furquim case ESCO_LINK: 1033686ebf28SUlisses Furquim sco_connect_cfm(conn, status); 1034686ebf28SUlisses Furquim break; 10351da177e4SLinus Torvalds 1036686ebf28SUlisses Furquim default: 1037686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 1038686ebf28SUlisses Furquim break; 1039686ebf28SUlisses Furquim } 1040e9a416b5SJohan Hedberg 1041e9a416b5SJohan Hedberg if (conn->connect_cfm_cb) 1042e9a416b5SJohan Hedberg conn->connect_cfm_cb(conn, status); 10431da177e4SLinus Torvalds } 10441da177e4SLinus Torvalds 10452950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 10462950f21aSMarcel Holtmann { 1047686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1048686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 10492950f21aSMarcel Holtmann 1050686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 10512950f21aSMarcel Holtmann } 10522950f21aSMarcel Holtmann 10532950f21aSMarcel Holtmann static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) 10541da177e4SLinus Torvalds { 1055686ebf28SUlisses Furquim switch (conn->type) { 1056686ebf28SUlisses Furquim case ACL_LINK: 1057686ebf28SUlisses Furquim case LE_LINK: 1058686ebf28SUlisses Furquim l2cap_disconn_cfm(conn, reason); 1059686ebf28SUlisses Furquim break; 10601da177e4SLinus Torvalds 1061686ebf28SUlisses Furquim case SCO_LINK: 1062686ebf28SUlisses Furquim case ESCO_LINK: 1063686ebf28SUlisses Furquim sco_disconn_cfm(conn, reason); 1064686ebf28SUlisses Furquim break; 10651da177e4SLinus Torvalds 1066bd1eb66bSAndrei Emeltchenko /* L2CAP would be handled for BREDR chan */ 1067bd1eb66bSAndrei Emeltchenko case AMP_LINK: 1068bd1eb66bSAndrei Emeltchenko break; 1069bd1eb66bSAndrei Emeltchenko 1070686ebf28SUlisses Furquim default: 1071686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 1072686ebf28SUlisses Furquim break; 1073686ebf28SUlisses Furquim } 1074e9a416b5SJohan Hedberg 1075e9a416b5SJohan Hedberg if (conn->disconn_cfm_cb) 1076e9a416b5SJohan Hedberg conn->disconn_cfm_cb(conn, reason); 10771da177e4SLinus Torvalds } 10781da177e4SLinus Torvalds 10791da177e4SLinus Torvalds static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) 10801da177e4SLinus Torvalds { 10818c1b2355SMarcel Holtmann __u8 encrypt; 10828c1b2355SMarcel Holtmann 1083686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1084686ebf28SUlisses Furquim return; 1085686ebf28SUlisses Furquim 108651a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 10878c1b2355SMarcel Holtmann return; 10888c1b2355SMarcel Holtmann 10894dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 1090686ebf28SUlisses Furquim l2cap_security_cfm(conn, status, encrypt); 1091e9a416b5SJohan Hedberg 1092e9a416b5SJohan Hedberg if (conn->security_cfm_cb) 1093e9a416b5SJohan Hedberg conn->security_cfm_cb(conn, status); 10941da177e4SLinus Torvalds } 10951da177e4SLinus Torvalds 10965a9d0a3fSWaldemar Rymarkiewicz static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, 10975a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 10981da177e4SLinus Torvalds { 1099686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1100686ebf28SUlisses Furquim return; 11011da177e4SLinus Torvalds 1102686ebf28SUlisses Furquim l2cap_security_cfm(conn, status, encrypt); 1103e9a416b5SJohan Hedberg 1104e9a416b5SJohan Hedberg if (conn->security_cfm_cb) 1105e9a416b5SJohan Hedberg conn->security_cfm_cb(conn, status); 11061da177e4SLinus Torvalds } 11071da177e4SLinus Torvalds 11081da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 11091da177e4SLinus Torvalds struct hci_cb { 11101da177e4SLinus Torvalds struct list_head list; 11111da177e4SLinus Torvalds 11121da177e4SLinus Torvalds char *name; 11131da177e4SLinus Torvalds 11145a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 11155a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 11161da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 11171da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 11181da177e4SLinus Torvalds }; 11191da177e4SLinus Torvalds 11201da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 11211da177e4SLinus Torvalds { 1122711584eaSDenis Kirjanov struct hci_cb *cb; 11238c1b2355SMarcel Holtmann __u8 encrypt; 11241da177e4SLinus Torvalds 11251da177e4SLinus Torvalds hci_proto_auth_cfm(conn, status); 11261da177e4SLinus Torvalds 112751a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 11288c1b2355SMarcel Holtmann return; 11298c1b2355SMarcel Holtmann 11304dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 11318c1b2355SMarcel Holtmann 1132f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1133711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11348c1b2355SMarcel Holtmann if (cb->security_cfm) 11358c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11361da177e4SLinus Torvalds } 1137f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11381da177e4SLinus Torvalds } 11391da177e4SLinus Torvalds 11405a9d0a3fSWaldemar Rymarkiewicz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, 11415a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 11421da177e4SLinus Torvalds { 1143711584eaSDenis Kirjanov struct hci_cb *cb; 11441da177e4SLinus Torvalds 1145435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 1146435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 1147435fef20SMarcel Holtmann 114888167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 114988167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 115088167aedSVinicius Costa Gomes 11519719f8afSMarcel Holtmann hci_proto_encrypt_cfm(conn, status, encrypt); 11521da177e4SLinus Torvalds 1153f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1154711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11558c1b2355SMarcel Holtmann if (cb->security_cfm) 11568c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11571da177e4SLinus Torvalds } 1158f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11591da177e4SLinus Torvalds } 11601da177e4SLinus Torvalds 11611da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 11621da177e4SLinus Torvalds { 1163711584eaSDenis Kirjanov struct hci_cb *cb; 11641da177e4SLinus Torvalds 1165f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1166711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11671da177e4SLinus Torvalds if (cb->key_change_cfm) 11681da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 11691da177e4SLinus Torvalds } 1170f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11711da177e4SLinus Torvalds } 11721da177e4SLinus Torvalds 11735a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 11745a9d0a3fSWaldemar Rymarkiewicz __u8 role) 11751da177e4SLinus Torvalds { 1176711584eaSDenis Kirjanov struct hci_cb *cb; 11771da177e4SLinus Torvalds 1178f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1179711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11801da177e4SLinus Torvalds if (cb->role_switch_cfm) 11811da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 11821da177e4SLinus Torvalds } 1183f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11841da177e4SLinus Torvalds } 11851da177e4SLinus Torvalds 11866759a675SJohan Hedberg static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) 11876759a675SJohan Hedberg { 118884d9d071SJohan Hedberg size_t parsed = 0; 11896759a675SJohan Hedberg 11906c0c331eSJohan Hedberg if (data_len < 2) 11916c0c331eSJohan Hedberg return false; 11926c0c331eSJohan Hedberg 119384d9d071SJohan Hedberg while (parsed < data_len - 1) { 119484d9d071SJohan Hedberg u8 field_len = data[0]; 11956759a675SJohan Hedberg 11966759a675SJohan Hedberg if (field_len == 0) 11976759a675SJohan Hedberg break; 11986759a675SJohan Hedberg 11996759a675SJohan Hedberg parsed += field_len + 1; 12006759a675SJohan Hedberg 12016759a675SJohan Hedberg if (parsed > data_len) 12026759a675SJohan Hedberg break; 12036759a675SJohan Hedberg 12046759a675SJohan Hedberg if (data[1] == type) 12056759a675SJohan Hedberg return true; 12066759a675SJohan Hedberg 12076759a675SJohan Hedberg data += field_len + 1; 12086759a675SJohan Hedberg } 12096759a675SJohan Hedberg 12106759a675SJohan Hedberg return false; 12116759a675SJohan Hedberg } 12126759a675SJohan Hedberg 1213301cb2d8SJohan Hedberg static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) 1214301cb2d8SJohan Hedberg { 1215dbbfa2abSAndre Guedes if (addr_type != ADDR_LE_DEV_RANDOM) 1216301cb2d8SJohan Hedberg return false; 1217301cb2d8SJohan Hedberg 1218301cb2d8SJohan Hedberg if ((bdaddr->b[5] & 0xc0) == 0x40) 1219301cb2d8SJohan Hedberg return true; 1220301cb2d8SJohan Hedberg 1221301cb2d8SJohan Hedberg return false; 1222301cb2d8SJohan Hedberg } 1223301cb2d8SJohan Hedberg 1224c46245b3SJohan Hedberg static inline bool hci_is_identity_address(bdaddr_t *addr, u8 addr_type) 1225c46245b3SJohan Hedberg { 1226c46245b3SJohan Hedberg if (addr_type == ADDR_LE_DEV_PUBLIC) 1227c46245b3SJohan Hedberg return true; 1228c46245b3SJohan Hedberg 1229c46245b3SJohan Hedberg /* Check for Random Static address type */ 1230c46245b3SJohan Hedberg if ((addr->b[5] & 0xc0) == 0xc0) 1231c46245b3SJohan Hedberg return true; 1232c46245b3SJohan Hedberg 1233c46245b3SJohan Hedberg return false; 1234c46245b3SJohan Hedberg } 1235c46245b3SJohan Hedberg 12362426f3a5SJohan Hedberg static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, 12372426f3a5SJohan Hedberg bdaddr_t *bdaddr, u8 addr_type) 12382426f3a5SJohan Hedberg { 12392426f3a5SJohan Hedberg if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) 12402426f3a5SJohan Hedberg return NULL; 12412426f3a5SJohan Hedberg 12422426f3a5SJohan Hedberg return hci_find_irk_by_rpa(hdev, bdaddr); 12432426f3a5SJohan Hedberg } 12442426f3a5SJohan Hedberg 1245d4905f24SAndre Guedes static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, 1246d4905f24SAndre Guedes u16 to_multiplier) 1247d4905f24SAndre Guedes { 1248d4905f24SAndre Guedes u16 max_latency; 1249d4905f24SAndre Guedes 1250d4905f24SAndre Guedes if (min > max || min < 6 || max > 3200) 1251d4905f24SAndre Guedes return -EINVAL; 1252d4905f24SAndre Guedes 1253d4905f24SAndre Guedes if (to_multiplier < 10 || to_multiplier > 3200) 1254d4905f24SAndre Guedes return -EINVAL; 1255d4905f24SAndre Guedes 1256d4905f24SAndre Guedes if (max >= to_multiplier * 8) 1257d4905f24SAndre Guedes return -EINVAL; 1258d4905f24SAndre Guedes 1259d4905f24SAndre Guedes max_latency = (to_multiplier * 8 / max) - 1; 1260d4905f24SAndre Guedes if (latency > 499 || latency > max_latency) 1261d4905f24SAndre Guedes return -EINVAL; 1262d4905f24SAndre Guedes 1263d4905f24SAndre Guedes return 0; 1264d4905f24SAndre Guedes } 1265d4905f24SAndre Guedes 12661da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 12671da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 12681da177e4SLinus Torvalds 12693119ae95SJohan Hedberg struct hci_request { 12703119ae95SJohan Hedberg struct hci_dev *hdev; 12713119ae95SJohan Hedberg struct sk_buff_head cmd_q; 12725d73e034SAndre Guedes 12735d73e034SAndre Guedes /* If something goes wrong when building the HCI request, the error 12745d73e034SAndre Guedes * value is stored in this field. 12755d73e034SAndre Guedes */ 12765d73e034SAndre Guedes int err; 12773119ae95SJohan Hedberg }; 12783119ae95SJohan Hedberg 12793119ae95SJohan Hedberg void hci_req_init(struct hci_request *req, struct hci_dev *hdev); 12803119ae95SJohan Hedberg int hci_req_run(struct hci_request *req, hci_req_complete_t complete); 128107dc93ddSJohan Hedberg void hci_req_add(struct hci_request *req, u16 opcode, u32 plen, 128207dc93ddSJohan Hedberg const void *param); 128307dc93ddSJohan Hedberg void hci_req_add_ev(struct hci_request *req, u16 opcode, u32 plen, 128407dc93ddSJohan Hedberg const void *param, u8 event); 12859238f36aSJohan Hedberg void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status); 1286899de765SMarcel Holtmann bool hci_req_pending(struct hci_dev *hdev); 12873119ae95SJohan Hedberg 1288b1efcc28SAndre Guedes void hci_req_add_le_scan_disable(struct hci_request *req); 12898ef30fd3SAndre Guedes void hci_req_add_le_passive_scan(struct hci_request *req); 1290b1efcc28SAndre Guedes 1291432df05eSJohan Hedberg void hci_update_page_scan(struct hci_dev *hdev, struct hci_request *req); 1292432df05eSJohan Hedberg 129375e84b7cSJohan Hedberg struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 129407dc93ddSJohan Hedberg const void *param, u32 timeout); 12957b1abbbeSJohan Hedberg struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, 129607dc93ddSJohan Hedberg const void *param, u8 event, u32 timeout); 129775e84b7cSJohan Hedberg 129807dc93ddSJohan Hedberg int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, 129907dc93ddSJohan Hedberg const void *param); 130073d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 13010d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 13021da177e4SLinus Torvalds 1303a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 13041da177e4SLinus Torvalds 13051da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 1306470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 1307470fe1b5SMarcel Holtmann void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk); 1308cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 13091da177e4SLinus Torvalds 1310040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 1311040030efSMarcel Holtmann 13120381101fSJohan Hedberg /* Management interface */ 1313591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 1314591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 1315591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1316591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 1317591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 1318591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1319f39799f5SAndre Guedes 13200d8cc935SAndre Guedes /* These LE scan and inquiry parameters were chosen according to LE General 13210d8cc935SAndre Guedes * Discovery Procedure specification. 13220d8cc935SAndre Guedes */ 13230d8cc935SAndre Guedes #define DISCOV_LE_SCAN_WIN 0x12 13240d8cc935SAndre Guedes #define DISCOV_LE_SCAN_INT 0x12 13253d5a76f0SLukasz Rymanowski #define DISCOV_LE_TIMEOUT 10240 /* msec */ 1326ae55f598SLukasz Rymanowski #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ 13270d8cc935SAndre Guedes #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 13280d8cc935SAndre Guedes #define DISCOV_BREDR_INQUIRY_LEN 0x08 13290d8cc935SAndre Guedes 13300381101fSJohan Hedberg int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); 133191a668b0SJohan Hedberg int mgmt_new_settings(struct hci_dev *hdev); 1332bf6b56dbSMarcel Holtmann void mgmt_index_added(struct hci_dev *hdev); 1333bf6b56dbSMarcel Holtmann void mgmt_index_removed(struct hci_dev *hdev); 13343eec705eSMarcel Holtmann void mgmt_set_powered_failed(struct hci_dev *hdev, int err); 1335744cf19eSJohan Hedberg int mgmt_powered(struct hci_dev *hdev, u8 powered); 1336bc6d2d04SJohan Hedberg int mgmt_update_adv_data(struct hci_dev *hdev); 1337d1967ff8SMarcel Holtmann void mgmt_discoverable_timeout(struct hci_dev *hdev); 1338dc4a5ee2SMarcel Holtmann void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 1339745c0ce3SVishal Agarwal bool persistent); 134048ec92faSAlfonso Acosta void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, 134148ec92faSAlfonso Acosta u32 flags, u8 *name, u8 name_len); 13429b80ec5eSMarcel Holtmann void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 134312d4a3b2SJohan Hedberg u8 link_type, u8 addr_type, u8 reason, 134412d4a3b2SJohan Hedberg bool mgmt_connected); 13457892924cSMarcel Holtmann void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 134688c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1347445608d0SMarcel Holtmann void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 134848264f06SJohan Hedberg u8 addr_type, u8 status); 1349ce0e4a0dSMarcel Holtmann void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 1350e669cf80SMarcel Holtmann void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1351c35938b2SSzymon Janc u8 status); 13523eb38528SMarcel Holtmann void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1353744cf19eSJohan Hedberg u8 status); 1354744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 135539adbffeSJohan Hedberg u8 link_type, u8 addr_type, u32 value, 1356272d90dfSJohan Hedberg u8 confirm_hint); 1357744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1358272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1359272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1360272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1361272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1362272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1363604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1364272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1365272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1366272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 136792a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, 136892a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey, 136992a25256SJohan Hedberg u8 entered); 1370e1e930f5SJohan Hedberg void mgmt_auth_failed(struct hci_conn *conn, u8 status); 1371464996aeSMarcel Holtmann void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 13723e248560SMarcel Holtmann void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 1373eac83dc6SMarcel Holtmann void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 13744e1b0245SMarcel Holtmann void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 13757f9a903cSMarcel Holtmann u8 status); 13767667da34SMarcel Holtmann void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 13774d2d2796SMarcel Holtmann void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, 137838da1703SJohan Hedberg u8 *rand192, u8 *hash256, u8 *rand256, 137938da1703SJohan Hedberg u8 status); 1380901801b9SMarcel Holtmann void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1381af58925cSMarcel Holtmann u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, 1382af58925cSMarcel Holtmann u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len); 13839cf12aeeSMarcel Holtmann void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1384b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 13852f1e063bSMarcel Holtmann void mgmt_discovering(struct hci_dev *hdev, u8 discovering); 138684c61d92SJohan Hedberg bool mgmt_powering_down(struct hci_dev *hdev); 138753ac6ab6SMarcel Holtmann void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); 138895fbac8aSJohan Hedberg void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk); 138953ac6ab6SMarcel Holtmann void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, 139053ac6ab6SMarcel Holtmann bool persistent); 1391ffb5a827SAndre Guedes void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, 1392f4869e2aSJohan Hedberg u8 bdaddr_type, u8 store_hint, u16 min_interval, 1393f4869e2aSJohan Hedberg u16 max_interval, u16 latency, u16 timeout); 13945976e608SMarcel Holtmann void mgmt_reenable_advertising(struct hci_dev *hdev); 1395f4a407beSJohan Hedberg void mgmt_smp_complete(struct hci_conn *conn, bool complete); 1396346af67bSVinicius Costa Gomes 13977d6ca693SJohan Hedberg u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, 13987d6ca693SJohan Hedberg u16 to_multiplier); 1399fe39c7b2SMarcel Holtmann void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, 1400a7a595f6SVinicius Costa Gomes __u8 ltk[16]); 14012519a1fcSAndre Guedes 140294b1fc92SMarcel Holtmann int hci_update_random_address(struct hci_request *req, bool require_privacy, 140394b1fc92SMarcel Holtmann u8 *own_addr_type); 1404a1f4c318SJohan Hedberg void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, 1405a1f4c318SJohan Hedberg u8 *bdaddr_type); 1406ebd3a747SJohan Hedberg 14075d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_MASK 0x0003 14085d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_CVSD 0x0000 14095d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_TRANSP 0x0003 14105d4d62f6SFrédéric Dalleau 14111da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1412