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; 78da25cf6aSMarcel Holtmann bool report_invalid_rssi; 7982f8b651SJakub Pawlowski bool result_filtering; 8037eab042SJakub Pawlowski s8 rssi; 8137eab042SJakub Pawlowski u16 uuid_count; 8237eab042SJakub Pawlowski u8 (*uuids)[16]; 832d28cfe7SJakub Pawlowski unsigned long scan_start; 842d28cfe7SJakub Pawlowski unsigned long scan_duration; 851da177e4SLinus Torvalds }; 861da177e4SLinus Torvalds 871da177e4SLinus Torvalds struct hci_conn_hash { 881da177e4SLinus Torvalds struct list_head list; 891da177e4SLinus Torvalds unsigned int acl_num; 90bd1eb66bSAndrei Emeltchenko unsigned int amp_num; 911da177e4SLinus Torvalds unsigned int sco_num; 92fcd89c09SVille Tervo unsigned int le_num; 93f8218dc6SJohan Hedberg unsigned int le_num_slave; 941da177e4SLinus Torvalds }; 951da177e4SLinus Torvalds 96f0358568SJohan Hedberg struct bdaddr_list { 97f0358568SJohan Hedberg struct list_head list; 98f0358568SJohan Hedberg bdaddr_t bdaddr; 99b9ee0a78SMarcel Holtmann u8 bdaddr_type; 100f0358568SJohan Hedberg }; 1012aeb9a1aSJohan Hedberg 1022aeb9a1aSJohan Hedberg struct bt_uuid { 1032aeb9a1aSJohan Hedberg struct list_head list; 1042aeb9a1aSJohan Hedberg u8 uuid[16]; 10583be8ecaSJohan Hedberg u8 size; 1061aff6f09SJohan Hedberg u8 svc_hint; 1072aeb9a1aSJohan Hedberg }; 1082aeb9a1aSJohan Hedberg 1097ee4ea36SMarcel Holtmann struct smp_csrk { 1107ee4ea36SMarcel Holtmann bdaddr_t bdaddr; 1117ee4ea36SMarcel Holtmann u8 bdaddr_type; 1124cd3928aSJohan Hedberg u8 type; 1137ee4ea36SMarcel Holtmann u8 val[16]; 1147ee4ea36SMarcel Holtmann }; 1157ee4ea36SMarcel Holtmann 116b899efafSVinicius Costa Gomes struct smp_ltk { 117b899efafSVinicius Costa Gomes struct list_head list; 118970d0f1bSJohan Hedberg struct rcu_head rcu; 119b899efafSVinicius Costa Gomes bdaddr_t bdaddr; 120b899efafSVinicius Costa Gomes u8 bdaddr_type; 121b899efafSVinicius Costa Gomes u8 authenticated; 122b899efafSVinicius Costa Gomes u8 type; 123b899efafSVinicius Costa Gomes u8 enc_size; 124b899efafSVinicius Costa Gomes __le16 ediv; 125fe39c7b2SMarcel Holtmann __le64 rand; 126b899efafSVinicius Costa Gomes u8 val[16]; 12703c515d7SMarcel Holtmann }; 128b899efafSVinicius Costa Gomes 129970c4e46SJohan Hedberg struct smp_irk { 130970c4e46SJohan Hedberg struct list_head list; 131adae20cbSJohan Hedberg struct rcu_head rcu; 132970c4e46SJohan Hedberg bdaddr_t rpa; 133970c4e46SJohan Hedberg bdaddr_t bdaddr; 134970c4e46SJohan Hedberg u8 addr_type; 135970c4e46SJohan Hedberg u8 val[16]; 136970c4e46SJohan Hedberg }; 137970c4e46SJohan Hedberg 13855ed8ca1SJohan Hedberg struct link_key { 13955ed8ca1SJohan Hedberg struct list_head list; 1400378b597SJohan Hedberg struct rcu_head rcu; 14155ed8ca1SJohan Hedberg bdaddr_t bdaddr; 14255ed8ca1SJohan Hedberg u8 type; 1439b3b4460SAndrei Emeltchenko u8 val[HCI_LINK_KEY_SIZE]; 14455ed8ca1SJohan Hedberg u8 pin_len; 14555ed8ca1SJohan Hedberg }; 14655ed8ca1SJohan Hedberg 1472763eda6SSzymon Janc struct oob_data { 1482763eda6SSzymon Janc struct list_head list; 1492763eda6SSzymon Janc bdaddr_t bdaddr; 1506928a924SJohan Hedberg u8 bdaddr_type; 151f7697b16SMarcel Holtmann u8 present; 152519ca9d0SMarcel Holtmann u8 hash192[16]; 15338da1703SJohan Hedberg u8 rand192[16]; 154519ca9d0SMarcel Holtmann u8 hash256[16]; 15538da1703SJohan Hedberg u8 rand256[16]; 1562763eda6SSzymon Janc }; 1572763eda6SSzymon Janc 158490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10 159490c5babSJohan Hedberg 160d6bfd59cSJohan Hedberg /* Default LE RPA expiry time, 15 minutes */ 161d6bfd59cSJohan Hedberg #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) 162d6bfd59cSJohan Hedberg 16331ad1691SAndrzej Kaczmarek /* Default min/max age of connection information (1s/3s) */ 16431ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MIN_AGE 1000 16531ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MAX_AGE 3000 16631ad1691SAndrzej Kaczmarek 167903e4541SAndrei Emeltchenko struct amp_assoc { 168903e4541SAndrei Emeltchenko __u16 len; 169903e4541SAndrei Emeltchenko __u16 offset; 17093c284eeSAndrei Emeltchenko __u16 rem_len; 17193c284eeSAndrei Emeltchenko __u16 len_so_far; 172903e4541SAndrei Emeltchenko __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; 173903e4541SAndrei Emeltchenko }; 174903e4541SAndrei Emeltchenko 175d2c5d77fSJohan Hedberg #define HCI_MAX_PAGES 3 176cad718edSJohan Hedberg 177cd4c5391SSuraj Sumangala #define NUM_REASSEMBLY 4 1781da177e4SLinus Torvalds struct hci_dev { 1791da177e4SLinus Torvalds struct list_head list; 18009fd0de5SGustavo F. Padovan struct mutex lock; 1811da177e4SLinus Torvalds 1821da177e4SLinus Torvalds char name[8]; 1831da177e4SLinus Torvalds unsigned long flags; 1841da177e4SLinus Torvalds __u16 id; 185c13854ceSMarcel Holtmann __u8 bus; 186943da25dSMarcel Holtmann __u8 dev_type; 1871da177e4SLinus Torvalds bdaddr_t bdaddr; 188e30d3f5fSMarcel Holtmann bdaddr_t setup_addr; 18924c457e2SMarcel Holtmann bdaddr_t public_addr; 1907a4cd51dSMarcel Holtmann bdaddr_t random_addr; 191d13eafceSMarcel Holtmann bdaddr_t static_addr; 19256ed2cb8SJohan Hedberg __u8 adv_addr_type; 1931f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 194490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; 19580a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 196a9de9248SMarcel Holtmann __u8 dev_class[3]; 1971aff6f09SJohan Hedberg __u8 major_class; 1981aff6f09SJohan Hedberg __u8 minor_class; 199d2c5d77fSJohan Hedberg __u8 max_page; 200cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 20160e77321SJohan Hedberg __u8 le_features[8]; 202cf1d081fSJohan Hedberg __u8 le_white_list_size; 2039b008c04SJohan Hedberg __u8 le_states[8]; 204a9de9248SMarcel Holtmann __u8 commands[64]; 2051143e5a6SMarcel Holtmann __u8 hci_ver; 2061143e5a6SMarcel Holtmann __u16 hci_rev; 207d5859e22SJohan Hedberg __u8 lmp_ver; 2081143e5a6SMarcel Holtmann __u16 manufacturer; 2097d69230cSAndrei Emeltchenko __u16 lmp_subver; 2101da177e4SLinus Torvalds __u16 voice_setting; 211b4cb9fb2SMarcel Holtmann __u8 num_iac; 212c2f0f979SMarcel Holtmann __u8 stored_max_keys; 213c2f0f979SMarcel Holtmann __u8 stored_num_keys; 21417fa4b9dSJohan Hedberg __u8 io_capability; 21591c4e9b1SMarcel Holtmann __s8 inq_tx_power; 216f332ec66SJohan Hedberg __u16 page_scan_interval; 217f332ec66SJohan Hedberg __u16 page_scan_window; 218f332ec66SJohan Hedberg __u8 page_scan_type; 2193f959d46SMarcel Holtmann __u8 le_adv_channel_map; 220628531c9SGeorg Lukas __u16 le_adv_min_interval; 221628531c9SGeorg Lukas __u16 le_adv_max_interval; 222533553f8SMarcel Holtmann __u8 le_scan_type; 223bef64738SMarcel Holtmann __u16 le_scan_interval; 224bef64738SMarcel Holtmann __u16 le_scan_window; 2254e70c7e7SMarcel Holtmann __u16 le_conn_min_interval; 2264e70c7e7SMarcel Holtmann __u16 le_conn_max_interval; 22704fb7d90SMarcel Holtmann __u16 le_conn_latency; 22804fb7d90SMarcel Holtmann __u16 le_supv_timeout; 229a8e1bfaaSMarcel Holtmann __u16 le_def_tx_len; 230a8e1bfaaSMarcel Holtmann __u16 le_def_tx_time; 231a8e1bfaaSMarcel Holtmann __u16 le_max_tx_len; 232a8e1bfaaSMarcel Holtmann __u16 le_max_tx_time; 233a8e1bfaaSMarcel Holtmann __u16 le_max_rx_len; 234a8e1bfaaSMarcel Holtmann __u16 le_max_rx_time; 235b9a7a61eSLukasz Rymanowski __u16 discov_interleaved_timeout; 23631ad1691SAndrzej Kaczmarek __u16 conn_info_min_age; 23731ad1691SAndrzej Kaczmarek __u16 conn_info_max_age; 23806f5b778SMarcel Holtmann __u8 ssp_debug_mode; 239c7741d16SMarcel Holtmann __u8 hw_error_code; 24033f35721SJohan Hedberg __u32 clock; 241f332ec66SJohan Hedberg 2422b9be137SMarcel Holtmann __u16 devid_source; 2432b9be137SMarcel Holtmann __u16 devid_vendor; 2442b9be137SMarcel Holtmann __u16 devid_product; 2452b9be137SMarcel Holtmann __u16 devid_version; 2461da177e4SLinus Torvalds 2471da177e4SLinus Torvalds __u16 pkt_type; 2485b7f9909SMarcel Holtmann __u16 esco_type; 2491da177e4SLinus Torvalds __u16 link_policy; 2501da177e4SLinus Torvalds __u16 link_mode; 2511da177e4SLinus Torvalds 25204837f64SMarcel Holtmann __u32 idle_timeout; 25304837f64SMarcel Holtmann __u16 sniff_min_interval; 25404837f64SMarcel Holtmann __u16 sniff_max_interval; 25504837f64SMarcel Holtmann 256928abaa7SAndrei Emeltchenko __u8 amp_status; 257928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 258928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 259928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 260928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 261928abaa7SAndrei Emeltchenko __u8 amp_type; 262928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 263928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 264928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 265928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 266928abaa7SAndrei Emeltchenko 267903e4541SAndrei Emeltchenko struct amp_assoc loc_assoc; 268903e4541SAndrei Emeltchenko 2691e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 2701e89cffbSAndrei Emeltchenko 2719f61656aSJohan Hedberg unsigned int auto_accept_delay; 2729f61656aSJohan Hedberg 2731da177e4SLinus Torvalds unsigned long quirks; 2741da177e4SLinus Torvalds 2751da177e4SLinus Torvalds atomic_t cmd_cnt; 2761da177e4SLinus Torvalds unsigned int acl_cnt; 2771da177e4SLinus Torvalds unsigned int sco_cnt; 2786ed58ec5SVille Tervo unsigned int le_cnt; 2791da177e4SLinus Torvalds 2801da177e4SLinus Torvalds unsigned int acl_mtu; 2811da177e4SLinus Torvalds unsigned int sco_mtu; 2826ed58ec5SVille Tervo unsigned int le_mtu; 2831da177e4SLinus Torvalds unsigned int acl_pkts; 2841da177e4SLinus Torvalds unsigned int sco_pkts; 2856ed58ec5SVille Tervo unsigned int le_pkts; 2861da177e4SLinus Torvalds 287350ee4cfSAndrei Emeltchenko __u16 block_len; 288350ee4cfSAndrei Emeltchenko __u16 block_mtu; 289350ee4cfSAndrei Emeltchenko __u16 num_blocks; 290350ee4cfSAndrei Emeltchenko __u16 block_cnt; 291350ee4cfSAndrei Emeltchenko 2921da177e4SLinus Torvalds unsigned long acl_last_tx; 2931da177e4SLinus Torvalds unsigned long sco_last_tx; 2946ed58ec5SVille Tervo unsigned long le_last_tx; 2951da177e4SLinus Torvalds 296f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 2976ead1bbcSJohan Hedberg struct workqueue_struct *req_workqueue; 298f48fd9c8SMarcel Holtmann 299ab81cbf9SJohan Hedberg struct work_struct power_on; 3003243553fSJohan Hedberg struct delayed_work power_off; 301c7741d16SMarcel Holtmann struct work_struct error_reset; 302ab81cbf9SJohan Hedberg 30316ab91abSJohan Hedberg __u16 discov_timeout; 30416ab91abSJohan Hedberg struct delayed_work discov_off; 30516ab91abSJohan Hedberg 3067d78525dSJohan Hedberg struct delayed_work service_cache; 3077d78525dSJohan Hedberg 30865cc2b49SMarcel Holtmann struct delayed_work cmd_timer; 309b78752ccSMarcel Holtmann 310b78752ccSMarcel Holtmann struct work_struct rx_work; 311c347b765SGustavo F. Padovan struct work_struct cmd_work; 3123eff45eaSGustavo F. Padovan struct work_struct tx_work; 3131da177e4SLinus Torvalds 3141da177e4SLinus Torvalds struct sk_buff_head rx_q; 3151da177e4SLinus Torvalds struct sk_buff_head raw_q; 3161da177e4SLinus Torvalds struct sk_buff_head cmd_q; 3171da177e4SLinus Torvalds 318b6ddb638SJohan Hedberg struct sk_buff *recv_evt; 3191da177e4SLinus Torvalds struct sk_buff *sent_cmd; 320cd4c5391SSuraj Sumangala struct sk_buff *reassembly[NUM_REASSEMBLY]; 3211da177e4SLinus Torvalds 322a6a67efdSThomas Gleixner struct mutex req_lock; 3231da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 3241da177e4SLinus Torvalds __u32 req_status; 3251da177e4SLinus Torvalds __u32 req_result; 326a5040efaSJohan Hedberg 32770db83c4SJohan Hedberg void *smp_data; 328ef8efe4bSJohan Hedberg void *smp_bredr_data; 3292e58ef3eSJohan Hedberg 33030883512SJohan Hedberg struct discovery_state discovery; 3311da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 3325c136e90SAndre Guedes 3335c136e90SAndre Guedes struct list_head mgmt_pending; 334ea4bd8baSDavid Miller struct list_head blacklist; 3356659358eSJohan Hedberg struct list_head whitelist; 3362aeb9a1aSJohan Hedberg struct list_head uuids; 33755ed8ca1SJohan Hedberg struct list_head link_keys; 338b899efafSVinicius Costa Gomes struct list_head long_term_keys; 339970c4e46SJohan Hedberg struct list_head identity_resolving_keys; 3402763eda6SSzymon Janc struct list_head remote_oob_data; 341d2ab0ac1SMarcel Holtmann struct list_head le_white_list; 34215819a70SAndre Guedes struct list_head le_conn_params; 34377a77a30SAndre Guedes struct list_head pend_le_conns; 34466f8455aSJohan Hedberg struct list_head pend_le_reports; 3452763eda6SSzymon Janc 3461da177e4SLinus Torvalds struct hci_dev_stats stat; 3471da177e4SLinus Torvalds 3481da177e4SLinus Torvalds atomic_t promisc; 3491da177e4SLinus Torvalds 350ca325f69SMarcel Holtmann struct dentry *debugfs; 351ca325f69SMarcel Holtmann 352a91f2e39SMarcel Holtmann struct device dev; 3531da177e4SLinus Torvalds 354611b30f7SMarcel Holtmann struct rfkill *rfkill; 355611b30f7SMarcel Holtmann 356eacb44dfSMarcel Holtmann DECLARE_BITMAP(dev_flags, __HCI_NUM_FLAGS); 357d23264a8SAndre Guedes 3587ba8b4beSAndre Guedes struct delayed_work le_scan_disable; 3592d28cfe7SJakub Pawlowski struct delayed_work le_scan_restart; 3607ba8b4beSAndre Guedes 3618fa19098SJohan Hedberg __s8 adv_tx_power; 3623f0f524bSJohan Hedberg __u8 adv_data[HCI_MAX_AD_LENGTH]; 3633f0f524bSJohan Hedberg __u8 adv_data_len; 364f8e808bdSMarcel Holtmann __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; 365f8e808bdSMarcel Holtmann __u8 scan_rsp_data_len; 3668fa19098SJohan Hedberg 367863efaf2SJohan Hedberg __u8 irk[16]; 368d6bfd59cSJohan Hedberg __u32 rpa_timeout; 369d6bfd59cSJohan Hedberg struct delayed_work rpa_expired; 3702b5224dcSMarcel Holtmann bdaddr_t rpa; 371863efaf2SJohan Hedberg 3721da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 3731da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 3741da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 375f41c70c4SMarcel Holtmann int (*setup)(struct hci_dev *hdev); 376a44fecbdSTedd Ho-Jeong An int (*shutdown)(struct hci_dev *hdev); 3777bd8f09fSMarcel Holtmann int (*send)(struct hci_dev *hdev, struct sk_buff *skb); 3781da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 379c7741d16SMarcel Holtmann void (*hw_error)(struct hci_dev *hdev, u8 code); 38024c457e2SMarcel Holtmann int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr); 3811da177e4SLinus Torvalds }; 3821da177e4SLinus Torvalds 38353502d69SAndrei Emeltchenko #define HCI_PHY_HANDLE(handle) (handle & 0xff) 38453502d69SAndrei Emeltchenko 3851da177e4SLinus Torvalds struct hci_conn { 3861da177e4SLinus Torvalds struct list_head list; 3871da177e4SLinus Torvalds 3881da177e4SLinus Torvalds atomic_t refcnt; 3891da177e4SLinus Torvalds 3901da177e4SLinus Torvalds bdaddr_t dst; 39129b7988aSAndre Guedes __u8 dst_type; 392662e8820SMarcel Holtmann bdaddr_t src; 393e7c4096eSMarcel Holtmann __u8 src_type; 394cb1d68f7SJohan Hedberg bdaddr_t init_addr; 395cb1d68f7SJohan Hedberg __u8 init_addr_type; 396cb1d68f7SJohan Hedberg bdaddr_t resp_addr; 397cb1d68f7SJohan Hedberg __u8 resp_addr_type; 3981da177e4SLinus Torvalds __u16 handle; 3991da177e4SLinus Torvalds __u16 state; 40004837f64SMarcel Holtmann __u8 mode; 4011da177e4SLinus Torvalds __u8 type; 40240bef302SJohan Hedberg __u8 role; 403a0c808b3SJohan Hedberg bool out; 4044c67bc74SMarcel Holtmann __u8 attempt; 4051da177e4SLinus Torvalds __u8 dev_class[3]; 406cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 407a8746417SMarcel Holtmann __u16 pkt_type; 40804837f64SMarcel Holtmann __u16 link_policy; 40913d39315SWaldemar Rymarkiewicz __u8 key_type; 41040be492fSMarcel Holtmann __u8 auth_type; 4118c1b2355SMarcel Holtmann __u8 sec_level; 412765c2a96SJohan Hedberg __u8 pending_sec_level; 413980e1a53SJohan Hedberg __u8 pin_length; 414726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 41517fa4b9dSJohan Hedberg __u8 io_capability; 41692a25256SJohan Hedberg __u32 passkey_notify; 41792a25256SJohan Hedberg __u8 passkey_entered; 418052b30b0SMarcel Holtmann __u16 disc_timeout; 41909ae260bSJohan Hedberg __u16 conn_timeout; 42010c62ddcSFrédéric Dalleau __u16 setting; 4211e406eefSAndre Guedes __u16 le_conn_min_interval; 4221e406eefSAndre Guedes __u16 le_conn_max_interval; 423e04fde60SMarcel Holtmann __u16 le_conn_interval; 424e04fde60SMarcel Holtmann __u16 le_conn_latency; 425e04fde60SMarcel Holtmann __u16 le_supv_timeout; 426fd45ada9SAlfonso Acosta __u8 le_adv_data[HCI_MAX_AD_LENGTH]; 427fd45ada9SAlfonso Acosta __u8 le_adv_data_len; 4285ae76a94SAndrzej Kaczmarek __s8 rssi; 4295a134faeSAndrzej Kaczmarek __s8 tx_power; 430d0455ed9SAndrzej Kaczmarek __s8 max_tx_power; 43151a8efd7SJohan Hedberg unsigned long flags; 4321da177e4SLinus Torvalds 43333f35721SJohan Hedberg __u32 clock; 43433f35721SJohan Hedberg __u16 clock_accuracy; 43533f35721SJohan Hedberg 436dd983808SAndrzej Kaczmarek unsigned long conn_info_timestamp; 437dd983808SAndrzej Kaczmarek 43803b555e1SJohan Hedberg __u8 remote_cap; 43903b555e1SJohan Hedberg __u8 remote_auth; 4403161ae1cSAndrei Emeltchenko __u8 remote_id; 44103b555e1SJohan Hedberg 4421da177e4SLinus Torvalds unsigned int sent; 4431da177e4SLinus Torvalds 4441da177e4SLinus Torvalds struct sk_buff_head data_q; 4452c33c06aSGustavo F. Padovan struct list_head chan_list; 4461da177e4SLinus Torvalds 44719c40e3bSGustavo F. Padovan struct delayed_work disc_work; 4487bc18d9dSJohan Hedberg struct delayed_work auto_accept_work; 449a74a84f6SJohan Hedberg struct delayed_work idle_work; 4509489eca4SJohan Hedberg struct delayed_work le_conn_timeout; 4511da177e4SLinus Torvalds 452b219e3acSMarcel Holtmann struct device dev; 45323b9ceb7SMarcel Holtmann struct dentry *debugfs; 454b219e3acSMarcel Holtmann 4551da177e4SLinus Torvalds struct hci_dev *hdev; 4561da177e4SLinus Torvalds void *l2cap_data; 4571da177e4SLinus Torvalds void *sco_data; 4589740e49dSAndrei Emeltchenko struct amp_mgr *amp_mgr; 4591da177e4SLinus Torvalds 4601da177e4SLinus Torvalds struct hci_conn *link; 461e9a416b5SJohan Hedberg 462e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 463e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 464e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 4651da177e4SLinus Torvalds }; 4661da177e4SLinus Torvalds 46773d80debSLuiz Augusto von Dentz struct hci_chan { 46873d80debSLuiz Augusto von Dentz struct list_head list; 46942c4e53eSAndrei Emeltchenko __u16 handle; 47073d80debSLuiz Augusto von Dentz struct hci_conn *conn; 47173d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 47273d80debSLuiz Augusto von Dentz unsigned int sent; 473168df8e5SMat Martineau __u8 state; 47473d80debSLuiz Augusto von Dentz }; 47573d80debSLuiz Augusto von Dentz 47615819a70SAndre Guedes struct hci_conn_params { 47715819a70SAndre Guedes struct list_head list; 47893450c75SJohan Hedberg struct list_head action; 47915819a70SAndre Guedes 48015819a70SAndre Guedes bdaddr_t addr; 48115819a70SAndre Guedes u8 addr_type; 48215819a70SAndre Guedes 48315819a70SAndre Guedes u16 conn_min_interval; 48415819a70SAndre Guedes u16 conn_max_interval; 485f044eb05SMarcel Holtmann u16 conn_latency; 486f044eb05SMarcel Holtmann u16 supervision_timeout; 4879fcb18efSAndre Guedes 4889fcb18efSAndre Guedes enum { 4899fcb18efSAndre Guedes HCI_AUTO_CONN_DISABLED, 490a3451d27SJohan Hedberg HCI_AUTO_CONN_REPORT, 4914b9e7e75SMarcel Holtmann HCI_AUTO_CONN_DIRECT, 4929fcb18efSAndre Guedes HCI_AUTO_CONN_ALWAYS, 4939fcb18efSAndre Guedes HCI_AUTO_CONN_LINK_LOSS, 4949fcb18efSAndre Guedes } auto_connect; 495f161dd41SJohan Hedberg 496f161dd41SJohan Hedberg struct hci_conn *conn; 49715819a70SAndre Guedes }; 49815819a70SAndre Guedes 4991da177e4SLinus Torvalds extern struct list_head hci_dev_list; 5001da177e4SLinus Torvalds extern struct list_head hci_cb_list; 5011da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 502fba7ecf0SJohan Hedberg extern struct mutex hci_cb_list_lock; 5031da177e4SLinus Torvalds 504eacb44dfSMarcel Holtmann #define hci_dev_set_flag(hdev, nr) set_bit((nr), (hdev)->dev_flags) 505eacb44dfSMarcel Holtmann #define hci_dev_clear_flag(hdev, nr) clear_bit((nr), (hdev)->dev_flags) 506eacb44dfSMarcel Holtmann #define hci_dev_change_flag(hdev, nr) change_bit((nr), (hdev)->dev_flags) 507eacb44dfSMarcel Holtmann #define hci_dev_test_flag(hdev, nr) test_bit((nr), (hdev)->dev_flags) 508eacb44dfSMarcel Holtmann #define hci_dev_test_and_set_flag(hdev, nr) test_and_set_bit((nr), (hdev)->dev_flags) 509eacb44dfSMarcel Holtmann #define hci_dev_test_and_clear_flag(hdev, nr) test_and_clear_bit((nr), (hdev)->dev_flags) 510eacb44dfSMarcel Holtmann #define hci_dev_test_and_change_flag(hdev, nr) test_and_change_bit((nr), (hdev)->dev_flags) 511d7a5a11dSMarcel Holtmann 512eacb44dfSMarcel Holtmann #define hci_dev_clear_volatile_flags(hdev) \ 513eacb44dfSMarcel Holtmann do { \ 514eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_SCAN); \ 515eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_LE_ADV); \ 516eacb44dfSMarcel Holtmann hci_dev_clear_flag(hdev, HCI_PERIODIC_INQ); \ 517eacb44dfSMarcel Holtmann } while (0) 518516018a9SMarcel Holtmann 519686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 520e74e58f8SJoe Perches int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 521e74e58f8SJoe Perches int l2cap_disconn_ind(struct hci_conn *hcon); 522e74e58f8SJoe Perches int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 523686ebf28SUlisses Furquim 524e74e58f8SJoe Perches int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); 525e74e58f8SJoe Perches int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 526686ebf28SUlisses Furquim 5271da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 52870f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 52970f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 5301da177e4SLinus Torvalds 53130883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 5321da177e4SLinus Torvalds { 533ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 53430883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 53530883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 53630883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 537da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 53837eab042SJakub Pawlowski hdev->discovery.rssi = HCI_RSSI_INVALID; 5391da177e4SLinus Torvalds } 5401da177e4SLinus Torvalds 5410256325eSMarcel Holtmann static inline void hci_discovery_filter_clear(struct hci_dev *hdev) 5420256325eSMarcel Holtmann { 54382f8b651SJakub Pawlowski hdev->discovery.result_filtering = false; 544da25cf6aSMarcel Holtmann hdev->discovery.report_invalid_rssi = true; 5450256325eSMarcel Holtmann hdev->discovery.rssi = HCI_RSSI_INVALID; 5460256325eSMarcel Holtmann hdev->discovery.uuid_count = 0; 5470256325eSMarcel Holtmann kfree(hdev->discovery.uuids); 5480256325eSMarcel Holtmann hdev->discovery.uuids = NULL; 5492d28cfe7SJakub Pawlowski hdev->discovery.scan_start = 0; 5502d28cfe7SJakub Pawlowski hdev->discovery.scan_duration = 0; 5510256325eSMarcel Holtmann } 5520256325eSMarcel Holtmann 55330dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 55430dc78e1SJohan Hedberg 555ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 556ff9ef578SJohan Hedberg 5571da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 5581da177e4SLinus Torvalds { 55930883512SJohan Hedberg return list_empty(&hdev->discovery.all); 5601da177e4SLinus Torvalds } 5611da177e4SLinus Torvalds 5621da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 5631da177e4SLinus Torvalds { 56430883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 5651da177e4SLinus Torvalds return jiffies - c->timestamp; 5661da177e4SLinus Torvalds } 5671da177e4SLinus Torvalds 5681da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 5691da177e4SLinus Torvalds { 5701da177e4SLinus Torvalds return jiffies - e->timestamp; 5711da177e4SLinus Torvalds } 5721da177e4SLinus Torvalds 5735a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 5745a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 575561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 576561aafbcSJohan Hedberg bdaddr_t *bdaddr); 57730dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 57830dc78e1SJohan Hedberg bdaddr_t *bdaddr, 57930dc78e1SJohan Hedberg int state); 580a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 581a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 582af58925cSMarcel Holtmann u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 583af58925cSMarcel Holtmann bool name_known); 5841f9b9a5dSAndre Guedes void hci_inquiry_cache_flush(struct hci_dev *hdev); 5851da177e4SLinus Torvalds 5861da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 5871da177e4SLinus Torvalds enum { 5881da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 58919f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 5901da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 59104837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 59204837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 593e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 594b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 59558a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 596eb9a8f3fSMarcel Holtmann HCI_CONN_SC_ENABLED, 597abf76badSMarcel Holtmann HCI_CONN_AES_CCM, 59858a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 59958a681efSJohan Hedberg HCI_CONN_REMOTE_OOB, 600af6a9c32SJohan Hedberg HCI_CONN_FLUSH_KEY, 6014dae2798SJohan Hedberg HCI_CONN_ENCRYPT, 6024dae2798SJohan Hedberg HCI_CONN_AUTH, 6034dae2798SJohan Hedberg HCI_CONN_SECURE, 6044dae2798SJohan Hedberg HCI_CONN_FIPS, 605fe59a05fSJohan Hedberg HCI_CONN_STK_ENCRYPT, 606977f8fceSJohan Hedberg HCI_CONN_AUTH_INITIATOR, 607f94b665dSJohan Hedberg HCI_CONN_DROP, 60889cbb063SAlfonso Acosta HCI_CONN_PARAM_REMOVAL_PEND, 609fe8bc5acSJohan Hedberg HCI_CONN_NEW_LINK_KEY, 6101da177e4SLinus Torvalds }; 6111da177e4SLinus Torvalds 612aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 613aa64a8b5SJohan Hedberg { 614aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 615d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SSP_ENABLED) && 616c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 617aa64a8b5SJohan Hedberg } 618aa64a8b5SJohan Hedberg 619eb9a8f3fSMarcel Holtmann static inline bool hci_conn_sc_enabled(struct hci_conn *conn) 620eb9a8f3fSMarcel Holtmann { 621eb9a8f3fSMarcel Holtmann struct hci_dev *hdev = conn->hdev; 622d7a5a11dSMarcel Holtmann return hci_dev_test_flag(hdev, HCI_SC_ENABLED) && 623eb9a8f3fSMarcel Holtmann test_bit(HCI_CONN_SC_ENABLED, &conn->flags); 624eb9a8f3fSMarcel Holtmann } 625eb9a8f3fSMarcel Holtmann 6261da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 6271da177e4SLinus Torvalds { 6281da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 629bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 630fcd89c09SVille Tervo switch (c->type) { 631fcd89c09SVille Tervo case ACL_LINK: 6321da177e4SLinus Torvalds h->acl_num++; 633fcd89c09SVille Tervo break; 634bd1eb66bSAndrei Emeltchenko case AMP_LINK: 635bd1eb66bSAndrei Emeltchenko h->amp_num++; 636bd1eb66bSAndrei Emeltchenko break; 637fcd89c09SVille Tervo case LE_LINK: 638fcd89c09SVille Tervo h->le_num++; 639f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 640f8218dc6SJohan Hedberg h->le_num_slave++; 641fcd89c09SVille Tervo break; 642fcd89c09SVille Tervo case SCO_LINK: 643fcd89c09SVille Tervo case ESCO_LINK: 6441da177e4SLinus Torvalds h->sco_num++; 645fcd89c09SVille Tervo break; 646fcd89c09SVille Tervo } 6471da177e4SLinus Torvalds } 6481da177e4SLinus Torvalds 6491da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 6501da177e4SLinus Torvalds { 6511da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 652bf4c6325SGustavo F. Padovan 653bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 654bf4c6325SGustavo F. Padovan synchronize_rcu(); 655bf4c6325SGustavo F. Padovan 656fcd89c09SVille Tervo switch (c->type) { 657fcd89c09SVille Tervo case ACL_LINK: 6581da177e4SLinus Torvalds h->acl_num--; 659fcd89c09SVille Tervo break; 660bd1eb66bSAndrei Emeltchenko case AMP_LINK: 661bd1eb66bSAndrei Emeltchenko h->amp_num--; 662bd1eb66bSAndrei Emeltchenko break; 663fcd89c09SVille Tervo case LE_LINK: 664fcd89c09SVille Tervo h->le_num--; 665f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 666f8218dc6SJohan Hedberg h->le_num_slave--; 667fcd89c09SVille Tervo break; 668fcd89c09SVille Tervo case SCO_LINK: 669fcd89c09SVille Tervo case ESCO_LINK: 6701da177e4SLinus Torvalds h->sco_num--; 671fcd89c09SVille Tervo break; 672fcd89c09SVille Tervo } 6731da177e4SLinus Torvalds } 6741da177e4SLinus Torvalds 67552087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 67652087a79SLuiz Augusto von Dentz { 67752087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 67852087a79SLuiz Augusto von Dentz switch (type) { 67952087a79SLuiz Augusto von Dentz case ACL_LINK: 68052087a79SLuiz Augusto von Dentz return h->acl_num; 681bd1eb66bSAndrei Emeltchenko case AMP_LINK: 682bd1eb66bSAndrei Emeltchenko return h->amp_num; 68352087a79SLuiz Augusto von Dentz case LE_LINK: 68452087a79SLuiz Augusto von Dentz return h->le_num; 68552087a79SLuiz Augusto von Dentz case SCO_LINK: 68652087a79SLuiz Augusto von Dentz case ESCO_LINK: 68752087a79SLuiz Augusto von Dentz return h->sco_num; 68852087a79SLuiz Augusto von Dentz default: 68952087a79SLuiz Augusto von Dentz return 0; 69052087a79SLuiz Augusto von Dentz } 69152087a79SLuiz Augusto von Dentz } 69252087a79SLuiz Augusto von Dentz 693f4f07505SJohan Hedberg static inline unsigned int hci_conn_count(struct hci_dev *hdev) 694f4f07505SJohan Hedberg { 695f4f07505SJohan Hedberg struct hci_conn_hash *c = &hdev->conn_hash; 696f4f07505SJohan Hedberg 697f4f07505SJohan Hedberg return c->acl_num + c->amp_num + c->sco_num + c->le_num; 698f4f07505SJohan Hedberg } 699f4f07505SJohan Hedberg 700845472e8SMarcel Holtmann static inline __u8 hci_conn_lookup_type(struct hci_dev *hdev, __u16 handle) 701845472e8SMarcel Holtmann { 702845472e8SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 703845472e8SMarcel Holtmann struct hci_conn *c; 704845472e8SMarcel Holtmann __u8 type = INVALID_LINK; 705845472e8SMarcel Holtmann 706845472e8SMarcel Holtmann rcu_read_lock(); 707845472e8SMarcel Holtmann 708845472e8SMarcel Holtmann list_for_each_entry_rcu(c, &h->list, list) { 709845472e8SMarcel Holtmann if (c->handle == handle) { 710845472e8SMarcel Holtmann type = c->type; 711845472e8SMarcel Holtmann break; 712845472e8SMarcel Holtmann } 713845472e8SMarcel Holtmann } 714845472e8SMarcel Holtmann 715845472e8SMarcel Holtmann rcu_read_unlock(); 716845472e8SMarcel Holtmann 717845472e8SMarcel Holtmann return type; 718845472e8SMarcel Holtmann } 719845472e8SMarcel Holtmann 7201da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 7211da177e4SLinus Torvalds __u16 handle) 7221da177e4SLinus Torvalds { 7231da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 7241da177e4SLinus Torvalds struct hci_conn *c; 7251da177e4SLinus Torvalds 726bf4c6325SGustavo F. Padovan rcu_read_lock(); 727bf4c6325SGustavo F. Padovan 728bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 729bf4c6325SGustavo F. Padovan if (c->handle == handle) { 730bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7311da177e4SLinus Torvalds return c; 7321da177e4SLinus Torvalds } 733bf4c6325SGustavo F. Padovan } 734bf4c6325SGustavo F. Padovan rcu_read_unlock(); 735bf4c6325SGustavo F. Padovan 7361da177e4SLinus Torvalds return NULL; 7371da177e4SLinus Torvalds } 7381da177e4SLinus Torvalds 7391da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 7401da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 7411da177e4SLinus Torvalds { 7421da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 7431da177e4SLinus Torvalds struct hci_conn *c; 7441da177e4SLinus Torvalds 745bf4c6325SGustavo F. Padovan rcu_read_lock(); 746bf4c6325SGustavo F. Padovan 747bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 748bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 749bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7501da177e4SLinus Torvalds return c; 7511da177e4SLinus Torvalds } 752bf4c6325SGustavo F. Padovan } 753bf4c6325SGustavo F. Padovan 754bf4c6325SGustavo F. Padovan rcu_read_unlock(); 755bf4c6325SGustavo F. Padovan 7561da177e4SLinus Torvalds return NULL; 7571da177e4SLinus Torvalds } 7581da177e4SLinus Torvalds 7594c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 7604c67bc74SMarcel Holtmann __u8 type, __u16 state) 7614c67bc74SMarcel Holtmann { 7624c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 7634c67bc74SMarcel Holtmann struct hci_conn *c; 7644c67bc74SMarcel Holtmann 765bf4c6325SGustavo F. Padovan rcu_read_lock(); 766bf4c6325SGustavo F. Padovan 767bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 768bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 769bf4c6325SGustavo F. Padovan rcu_read_unlock(); 7704c67bc74SMarcel Holtmann return c; 7714c67bc74SMarcel Holtmann } 772bf4c6325SGustavo F. Padovan } 773bf4c6325SGustavo F. Padovan 774bf4c6325SGustavo F. Padovan rcu_read_unlock(); 775bf4c6325SGustavo F. Padovan 7764c67bc74SMarcel Holtmann return NULL; 7774c67bc74SMarcel Holtmann } 7784c67bc74SMarcel Holtmann 779e3b679d5SJohan Hedberg int hci_disconnect(struct hci_conn *conn, __u8 reason); 7802dea632fSFrédéric Dalleau bool hci_setup_sync(struct hci_conn *conn, __u16 handle); 781e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 7821da177e4SLinus Torvalds 783a5c4e309SJohan Hedberg struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst, 784a5c4e309SJohan Hedberg u8 role); 7851da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 7861da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 787a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 7881da177e4SLinus Torvalds 78973d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 7909472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan); 7912c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 79242c4e53eSAndrei Emeltchenko struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); 79373d80debSLuiz Augusto von Dentz 79404a6c589SAndre Guedes struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, 795cdd6275eSJohan Hedberg u8 dst_type, u8 sec_level, u16 conn_timeout, 796e804d25dSJohan Hedberg u8 role); 79704a6c589SAndre Guedes struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, 79804a6c589SAndre Guedes u8 sec_level, u8 auth_type); 79910c62ddcSFrédéric Dalleau struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, 80010c62ddcSFrédéric Dalleau __u16 setting); 801e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 802b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 803e7cafc45SJohan Hedberg int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, 804e7cafc45SJohan Hedberg bool initiator); 8058c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 8061da177e4SLinus Torvalds 80714b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 8081da177e4SLinus Torvalds 80906c053fbSAndre Guedes void hci_le_conn_failed(struct hci_conn *conn, u8 status); 81006c053fbSAndre Guedes 8118d12356fSDavid Herrmann /* 8128d12356fSDavid Herrmann * hci_conn_get() and hci_conn_put() are used to control the life-time of an 8138d12356fSDavid Herrmann * "hci_conn" object. They do not guarantee that the hci_conn object is running, 8148d12356fSDavid Herrmann * working or anything else. They just guarantee that the object is available 8158d12356fSDavid Herrmann * and can be dereferenced. So you can use its locks, local variables and any 8168d12356fSDavid Herrmann * other constant data. 8178d12356fSDavid Herrmann * Before accessing runtime data, you _must_ lock the object and then check that 8188d12356fSDavid Herrmann * it is still running. As soon as you release the locks, the connection might 8198d12356fSDavid Herrmann * get dropped, though. 8208d12356fSDavid Herrmann * 8218d12356fSDavid Herrmann * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control 8228d12356fSDavid Herrmann * how long the underlying connection is held. So every channel that runs on the 8238d12356fSDavid Herrmann * hci_conn object calls this to prevent the connection from disappearing. As 8248d12356fSDavid Herrmann * long as you hold a device, you must also guarantee that you have a valid 8258d12356fSDavid Herrmann * reference to the device via hci_conn_get() (or the initial reference from 8268d12356fSDavid Herrmann * hci_conn_add()). 8278d12356fSDavid Herrmann * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't 8288d12356fSDavid Herrmann * break because nobody cares for that. But this means, we cannot use 8298d12356fSDavid Herrmann * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). 8308d12356fSDavid Herrmann */ 8318d12356fSDavid Herrmann 83251bb8457SJohan Hedberg static inline struct hci_conn *hci_conn_get(struct hci_conn *conn) 8338d12356fSDavid Herrmann { 8348d12356fSDavid Herrmann get_device(&conn->dev); 83551bb8457SJohan Hedberg return conn; 8368d12356fSDavid Herrmann } 8378d12356fSDavid Herrmann 8388d12356fSDavid Herrmann static inline void hci_conn_put(struct hci_conn *conn) 8398d12356fSDavid Herrmann { 8408d12356fSDavid Herrmann put_device(&conn->dev); 8418d12356fSDavid Herrmann } 8428d12356fSDavid Herrmann 8431da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 8441da177e4SLinus Torvalds { 84571becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 84638b3fef1SAndrei Emeltchenko 8471da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 8482f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 8491da177e4SLinus Torvalds } 8501da177e4SLinus Torvalds 85176a68ba0SDavid Herrmann static inline void hci_conn_drop(struct hci_conn *conn) 8521da177e4SLinus Torvalds { 85371becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 85438b3fef1SAndrei Emeltchenko 8551da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 85604837f64SMarcel Holtmann unsigned long timeo; 857716e4ab5SAndrei Emeltchenko 858716e4ab5SAndrei Emeltchenko switch (conn->type) { 859716e4ab5SAndrei Emeltchenko case ACL_LINK: 860716e4ab5SAndrei Emeltchenko case LE_LINK: 861a74a84f6SJohan Hedberg cancel_delayed_work(&conn->idle_work); 8626ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 8635f246e89SAndrei Emeltchenko timeo = conn->disc_timeout; 86404837f64SMarcel Holtmann if (!conn->out) 865052b30b0SMarcel Holtmann timeo *= 2; 8665a9d0a3fSWaldemar Rymarkiewicz } else { 867eb78d7e5SJohan Hedberg timeo = 0; 8685a9d0a3fSWaldemar Rymarkiewicz } 869716e4ab5SAndrei Emeltchenko break; 870716e4ab5SAndrei Emeltchenko 871716e4ab5SAndrei Emeltchenko case AMP_LINK: 872716e4ab5SAndrei Emeltchenko timeo = conn->disc_timeout; 873716e4ab5SAndrei Emeltchenko break; 874716e4ab5SAndrei Emeltchenko 875716e4ab5SAndrei Emeltchenko default: 876eb78d7e5SJohan Hedberg timeo = 0; 877716e4ab5SAndrei Emeltchenko break; 8785a9d0a3fSWaldemar Rymarkiewicz } 879716e4ab5SAndrei Emeltchenko 8802f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 88119c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 8821931782bSVinicius Costa Gomes &conn->disc_work, timeo); 8831da177e4SLinus Torvalds } 8841da177e4SLinus Torvalds } 8851da177e4SLinus Torvalds 8861da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 887dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 8881da177e4SLinus Torvalds { 889376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 890376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 891376261aeSAndrei Emeltchenko 8924c724c71SDavid Herrmann put_device(&d->dev); 893010666a1SDavid Herrmann } 8941da177e4SLinus Torvalds 895dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 8961da177e4SLinus Torvalds { 897376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 898376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 899376261aeSAndrei Emeltchenko 9004c724c71SDavid Herrmann get_device(&d->dev); 9011da177e4SLinus Torvalds return d; 9021da177e4SLinus Torvalds } 9031da177e4SLinus Torvalds 90409fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 90509fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 9061da177e4SLinus Torvalds 907aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 9083dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 909aa2b86d7SDavid Herrmann 910155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 911155961e8SDavid Herrmann { 912155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 913155961e8SDavid Herrmann } 914155961e8SDavid Herrmann 915155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 916155961e8SDavid Herrmann { 917155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 918155961e8SDavid Herrmann } 919155961e8SDavid Herrmann 9201da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 9210c0afedfSJohan Hedberg struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src); 9221da177e4SLinus Torvalds 9231da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 9241da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 9251da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 92659735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 9271da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 9281da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 92975e0569fSMarcel Holtmann int hci_reset_dev(struct hci_dev *hdev); 9301da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 9311da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 9321da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 9331da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 9341da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 9351da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 9361da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 9371da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 9381da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 93940be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 9401da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 9411da177e4SLinus Torvalds 942dcc36c16SJohan Hedberg struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list, 943b9ee0a78SMarcel Holtmann bdaddr_t *bdaddr, u8 type); 944dcc36c16SJohan Hedberg int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type); 945dcc36c16SJohan Hedberg int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type); 946dcc36c16SJohan Hedberg void hci_bdaddr_list_clear(struct list_head *list); 947d2ab0ac1SMarcel Holtmann 94815819a70SAndre Guedes struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, 94915819a70SAndre Guedes bdaddr_t *addr, u8 addr_type); 95051d167c0SMarcel Holtmann struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, 95151d167c0SMarcel Holtmann bdaddr_t *addr, u8 addr_type); 95215819a70SAndre Guedes void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); 953373110c5SJohan Hedberg void hci_conn_params_clear_all(struct hci_dev *hdev); 95455af49a8SJohan Hedberg void hci_conn_params_clear_disabled(struct hci_dev *hdev); 95515819a70SAndre Guedes 956501f8827SJohan Hedberg struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, 957501f8827SJohan Hedberg bdaddr_t *addr, 958501f8827SJohan Hedberg u8 addr_type); 95977a77a30SAndre Guedes 96035f7498aSJohan Hedberg void hci_uuids_clear(struct hci_dev *hdev); 9612aeb9a1aSJohan Hedberg 96235f7498aSJohan Hedberg void hci_link_keys_clear(struct hci_dev *hdev); 96355ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 964567fa2aaSJohan Hedberg struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, 9657652ff6aSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, 9667652ff6aSJohan Hedberg u8 pin_len, bool *persistent); 967ca9142b8SJohan Hedberg struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 96835d70271SJohan Hedberg u8 addr_type, u8 type, u8 authenticated, 969fe39c7b2SMarcel Holtmann u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); 970f3a73d97SJohan Hedberg struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 971e804d25dSJohan Hedberg u8 addr_type, u8 role); 972e0b2b27eSJohan Hedberg int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); 97335f7498aSJohan Hedberg void hci_smp_ltks_clear(struct hci_dev *hdev); 97455ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 97555ed8ca1SJohan Hedberg 976970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); 977970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 978970c4e46SJohan Hedberg u8 addr_type); 979ca9142b8SJohan Hedberg struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, 980ca9142b8SJohan Hedberg u8 addr_type, u8 val[16], bdaddr_t *rpa); 981a7ec7338SJohan Hedberg void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); 982970c4e46SJohan Hedberg void hci_smp_irks_clear(struct hci_dev *hdev); 983970c4e46SJohan Hedberg 98455e76b38SJohan Hedberg bool hci_bdaddr_is_paired(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type); 98555e76b38SJohan Hedberg 98635f7498aSJohan Hedberg void hci_remote_oob_data_clear(struct hci_dev *hdev); 9872763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 9886928a924SJohan Hedberg bdaddr_t *bdaddr, u8 bdaddr_type); 9890798872eSMarcel Holtmann int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 9906928a924SJohan Hedberg u8 bdaddr_type, u8 *hash192, u8 *rand192, 99138da1703SJohan Hedberg u8 *hash256, u8 *rand256); 9926928a924SJohan Hedberg int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 9936928a924SJohan Hedberg u8 bdaddr_type); 9942763eda6SSzymon Janc 9951da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 9961da177e4SLinus Torvalds 997e1a26170SMarcel Holtmann int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); 99899811510SSuraj Sumangala int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); 999ef222013SMarcel Holtmann 10000ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 1001a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 1002b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 1003b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 10041da177e4SLinus Torvalds 10056935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 10061da177e4SLinus Torvalds 10071da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 1008cad718edSJohan Hedberg #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) 1009cad718edSJohan Hedberg #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) 1010cad718edSJohan Hedberg #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) 1011cad718edSJohan Hedberg #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) 1012cad718edSJohan Hedberg #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) 1013cad718edSJohan Hedberg #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) 1014cad718edSJohan Hedberg #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) 1015cad718edSJohan Hedberg #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) 1016cad718edSJohan Hedberg #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) 1017cad718edSJohan Hedberg #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) 1018cad718edSJohan Hedberg #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) 1019cad718edSJohan Hedberg #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) 1020cad718edSJohan Hedberg #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) 1021cad718edSJohan Hedberg #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) 1022cad718edSJohan Hedberg #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) 1023cad718edSJohan Hedberg #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) 1024cad718edSJohan Hedberg #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) 1025cad718edSJohan Hedberg #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) 102607a5c61eSFrédéric Dalleau #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) 10271da177e4SLinus Torvalds 1028eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 102953b834d2SMarcel Holtmann #define lmp_csb_master_capable(dev) ((dev)->features[2][0] & LMP_CSB_MASTER) 103053b834d2SMarcel Holtmann #define lmp_csb_slave_capable(dev) ((dev)->features[2][0] & LMP_CSB_SLAVE) 103153b834d2SMarcel Holtmann #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) 103253b834d2SMarcel Holtmann #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) 1033d5991585SMarcel Holtmann #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) 1034d5991585SMarcel Holtmann #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) 103553b834d2SMarcel Holtmann 103653b834d2SMarcel Holtmann /* ----- Host capabilities ----- */ 1037cad718edSJohan Hedberg #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) 1038d5991585SMarcel Holtmann #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) 1039cad718edSJohan Hedberg #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) 1040cad718edSJohan Hedberg #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) 1041eead27daSAndre Guedes 1042d7a5a11dSMarcel Holtmann #define hdev_is_powered(dev) (test_bit(HCI_UP, &(dev)->flags) && \ 1043d7a5a11dSMarcel Holtmann !hci_dev_test_flag(dev, HCI_AUTO_OFF)) 104405b3c3e7SMarcel Holtmann #define bredr_sc_enabled(dev) (lmp_sc_capable(dev) && \ 1045d7a5a11dSMarcel Holtmann hci_dev_test_flag(dev, HCI_SC_ENABLED)) 1046432df05eSJohan Hedberg 10471da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 104820714bfeSFrédéric Dalleau #define HCI_PROTO_DEFER 0x01 104920714bfeSFrédéric Dalleau 10505a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 105120714bfeSFrédéric Dalleau __u8 type, __u8 *flags) 10521da177e4SLinus Torvalds { 1053686ebf28SUlisses Furquim switch (type) { 1054686ebf28SUlisses Furquim case ACL_LINK: 1055686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 10561da177e4SLinus Torvalds 1057686ebf28SUlisses Furquim case SCO_LINK: 1058686ebf28SUlisses Furquim case ESCO_LINK: 105920714bfeSFrédéric Dalleau return sco_connect_ind(hdev, bdaddr, flags); 10601da177e4SLinus Torvalds 1061686ebf28SUlisses Furquim default: 1062686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 1063686ebf28SUlisses Furquim return -EINVAL; 1064686ebf28SUlisses Furquim } 10651da177e4SLinus Torvalds } 10661da177e4SLinus Torvalds 10672950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 10682950f21aSMarcel Holtmann { 1069686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1070686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 10712950f21aSMarcel Holtmann 1072686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 10732950f21aSMarcel Holtmann } 10742950f21aSMarcel Holtmann 10751da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 10761da177e4SLinus Torvalds struct hci_cb { 10771da177e4SLinus Torvalds struct list_head list; 10781da177e4SLinus Torvalds 10791da177e4SLinus Torvalds char *name; 10801da177e4SLinus Torvalds 1081539c496dSJohan Hedberg void (*connect_cfm) (struct hci_conn *conn, __u8 status); 10823a6d576bSJohan Hedberg void (*disconn_cfm) (struct hci_conn *conn, __u8 status); 10835a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 10845a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 10851da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 10861da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 10871da177e4SLinus Torvalds }; 10881da177e4SLinus Torvalds 1089539c496dSJohan Hedberg static inline void hci_connect_cfm(struct hci_conn *conn, __u8 status) 1090539c496dSJohan Hedberg { 1091539c496dSJohan Hedberg struct hci_cb *cb; 1092539c496dSJohan Hedberg 1093539c496dSJohan Hedberg mutex_lock(&hci_cb_list_lock); 1094539c496dSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 1095539c496dSJohan Hedberg if (cb->connect_cfm) 1096539c496dSJohan Hedberg cb->connect_cfm(conn, status); 1097539c496dSJohan Hedberg } 1098539c496dSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1099539c496dSJohan Hedberg 1100539c496dSJohan Hedberg if (conn->connect_cfm_cb) 1101539c496dSJohan Hedberg conn->connect_cfm_cb(conn, status); 1102539c496dSJohan Hedberg } 1103539c496dSJohan Hedberg 11043a6d576bSJohan Hedberg static inline void hci_disconn_cfm(struct hci_conn *conn, __u8 reason) 11053a6d576bSJohan Hedberg { 11063a6d576bSJohan Hedberg struct hci_cb *cb; 11073a6d576bSJohan Hedberg 11083a6d576bSJohan Hedberg mutex_lock(&hci_cb_list_lock); 11093a6d576bSJohan Hedberg list_for_each_entry(cb, &hci_cb_list, list) { 11103a6d576bSJohan Hedberg if (cb->disconn_cfm) 11113a6d576bSJohan Hedberg cb->disconn_cfm(conn, reason); 11123a6d576bSJohan Hedberg } 11133a6d576bSJohan Hedberg mutex_unlock(&hci_cb_list_lock); 11143a6d576bSJohan Hedberg 11153a6d576bSJohan Hedberg if (conn->disconn_cfm_cb) 11163a6d576bSJohan Hedberg conn->disconn_cfm_cb(conn, reason); 11173a6d576bSJohan Hedberg } 11183a6d576bSJohan Hedberg 11191da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 11201da177e4SLinus Torvalds { 1121711584eaSDenis Kirjanov struct hci_cb *cb; 11228c1b2355SMarcel Holtmann __u8 encrypt; 11231da177e4SLinus Torvalds 112451a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 11258c1b2355SMarcel Holtmann return; 11268c1b2355SMarcel Holtmann 11274dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 11288c1b2355SMarcel Holtmann 1129fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1130711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11318c1b2355SMarcel Holtmann if (cb->security_cfm) 11328c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11331da177e4SLinus Torvalds } 1134fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1135354fe804SJohan Hedberg 1136354fe804SJohan Hedberg if (conn->security_cfm_cb) 1137354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 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 1151fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1152711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11538c1b2355SMarcel Holtmann if (cb->security_cfm) 11548c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11551da177e4SLinus Torvalds } 1156fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 1157354fe804SJohan Hedberg 1158354fe804SJohan Hedberg if (conn->security_cfm_cb) 1159354fe804SJohan Hedberg conn->security_cfm_cb(conn, status); 11601da177e4SLinus Torvalds } 11611da177e4SLinus Torvalds 11621da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 11631da177e4SLinus Torvalds { 1164711584eaSDenis Kirjanov struct hci_cb *cb; 11651da177e4SLinus Torvalds 1166fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1167711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11681da177e4SLinus Torvalds if (cb->key_change_cfm) 11691da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 11701da177e4SLinus Torvalds } 1171fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 11721da177e4SLinus Torvalds } 11731da177e4SLinus Torvalds 11745a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 11755a9d0a3fSWaldemar Rymarkiewicz __u8 role) 11761da177e4SLinus Torvalds { 1177711584eaSDenis Kirjanov struct hci_cb *cb; 11781da177e4SLinus Torvalds 1179fba7ecf0SJohan Hedberg mutex_lock(&hci_cb_list_lock); 1180711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11811da177e4SLinus Torvalds if (cb->role_switch_cfm) 11821da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 11831da177e4SLinus Torvalds } 1184fba7ecf0SJohan Hedberg mutex_unlock(&hci_cb_list_lock); 11851da177e4SLinus Torvalds } 11861da177e4SLinus Torvalds 11876759a675SJohan Hedberg static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) 11886759a675SJohan Hedberg { 118984d9d071SJohan Hedberg size_t parsed = 0; 11906759a675SJohan Hedberg 11916c0c331eSJohan Hedberg if (data_len < 2) 11926c0c331eSJohan Hedberg return false; 11936c0c331eSJohan Hedberg 119484d9d071SJohan Hedberg while (parsed < data_len - 1) { 119584d9d071SJohan Hedberg u8 field_len = data[0]; 11966759a675SJohan Hedberg 11976759a675SJohan Hedberg if (field_len == 0) 11986759a675SJohan Hedberg break; 11996759a675SJohan Hedberg 12006759a675SJohan Hedberg parsed += field_len + 1; 12016759a675SJohan Hedberg 12026759a675SJohan Hedberg if (parsed > data_len) 12036759a675SJohan Hedberg break; 12046759a675SJohan Hedberg 12056759a675SJohan Hedberg if (data[1] == type) 12066759a675SJohan Hedberg return true; 12076759a675SJohan Hedberg 12086759a675SJohan Hedberg data += field_len + 1; 12096759a675SJohan Hedberg } 12106759a675SJohan Hedberg 12116759a675SJohan Hedberg return false; 12126759a675SJohan Hedberg } 12136759a675SJohan Hedberg 1214301cb2d8SJohan Hedberg static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) 1215301cb2d8SJohan Hedberg { 1216dbbfa2abSAndre Guedes if (addr_type != ADDR_LE_DEV_RANDOM) 1217301cb2d8SJohan Hedberg return false; 1218301cb2d8SJohan Hedberg 1219301cb2d8SJohan Hedberg if ((bdaddr->b[5] & 0xc0) == 0x40) 1220301cb2d8SJohan Hedberg return true; 1221301cb2d8SJohan Hedberg 1222301cb2d8SJohan Hedberg return false; 1223301cb2d8SJohan Hedberg } 1224301cb2d8SJohan Hedberg 1225c46245b3SJohan Hedberg static inline bool hci_is_identity_address(bdaddr_t *addr, u8 addr_type) 1226c46245b3SJohan Hedberg { 1227c46245b3SJohan Hedberg if (addr_type == ADDR_LE_DEV_PUBLIC) 1228c46245b3SJohan Hedberg return true; 1229c46245b3SJohan Hedberg 1230c46245b3SJohan Hedberg /* Check for Random Static address type */ 1231c46245b3SJohan Hedberg if ((addr->b[5] & 0xc0) == 0xc0) 1232c46245b3SJohan Hedberg return true; 1233c46245b3SJohan Hedberg 1234c46245b3SJohan Hedberg return false; 1235c46245b3SJohan Hedberg } 1236c46245b3SJohan Hedberg 12372426f3a5SJohan Hedberg static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, 12382426f3a5SJohan Hedberg bdaddr_t *bdaddr, u8 addr_type) 12392426f3a5SJohan Hedberg { 12402426f3a5SJohan Hedberg if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) 12412426f3a5SJohan Hedberg return NULL; 12422426f3a5SJohan Hedberg 12432426f3a5SJohan Hedberg return hci_find_irk_by_rpa(hdev, bdaddr); 12442426f3a5SJohan Hedberg } 12452426f3a5SJohan Hedberg 1246d4905f24SAndre Guedes static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, 1247d4905f24SAndre Guedes u16 to_multiplier) 1248d4905f24SAndre Guedes { 1249d4905f24SAndre Guedes u16 max_latency; 1250d4905f24SAndre Guedes 1251d4905f24SAndre Guedes if (min > max || min < 6 || max > 3200) 1252d4905f24SAndre Guedes return -EINVAL; 1253d4905f24SAndre Guedes 1254d4905f24SAndre Guedes if (to_multiplier < 10 || to_multiplier > 3200) 1255d4905f24SAndre Guedes return -EINVAL; 1256d4905f24SAndre Guedes 1257d4905f24SAndre Guedes if (max >= to_multiplier * 8) 1258d4905f24SAndre Guedes return -EINVAL; 1259d4905f24SAndre Guedes 1260d4905f24SAndre Guedes max_latency = (to_multiplier * 8 / max) - 1; 1261d4905f24SAndre Guedes if (latency > 499 || latency > max_latency) 1262d4905f24SAndre Guedes return -EINVAL; 1263d4905f24SAndre Guedes 1264d4905f24SAndre Guedes return 0; 1265d4905f24SAndre Guedes } 1266d4905f24SAndre Guedes 12671da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 12681da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 12691da177e4SLinus Torvalds 1270899de765SMarcel Holtmann bool hci_req_pending(struct hci_dev *hdev); 12713119ae95SJohan Hedberg 127275e84b7cSJohan Hedberg struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 127307dc93ddSJohan Hedberg const void *param, u32 timeout); 12747b1abbbeSJohan Hedberg struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, 127507dc93ddSJohan Hedberg const void *param, u8 event, u32 timeout); 127675e84b7cSJohan Hedberg 127707dc93ddSJohan Hedberg int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, 127807dc93ddSJohan Hedberg const void *param); 127973d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 12800d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 12811da177e4SLinus Torvalds 1282a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 12831da177e4SLinus Torvalds 12841da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 1285470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 12867129069eSJohan Hedberg void hci_send_to_channel(unsigned short channel, struct sk_buff *skb, 1287c08b1a1dSMarcel Holtmann int flag, struct sock *skip_sk); 1288cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 12891da177e4SLinus Torvalds 1290040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 1291040030efSMarcel Holtmann 1292b9a245fbSJohan Hedberg #define HCI_MGMT_VAR_LEN (1 << 0) 1293b9a245fbSJohan Hedberg #define HCI_MGMT_NO_HDEV (1 << 1) 1294b9a245fbSJohan Hedberg #define HCI_MGMT_UNCONFIGURED (1 << 2) 1295b9a245fbSJohan Hedberg 1296801c1e8dSJohan Hedberg struct hci_mgmt_handler { 1297801c1e8dSJohan Hedberg int (*func) (struct sock *sk, struct hci_dev *hdev, void *data, 1298801c1e8dSJohan Hedberg u16 data_len); 1299801c1e8dSJohan Hedberg size_t data_len; 1300b9a245fbSJohan Hedberg unsigned long flags; 1301801c1e8dSJohan Hedberg }; 1302801c1e8dSJohan Hedberg 1303801c1e8dSJohan Hedberg struct hci_mgmt_chan { 1304801c1e8dSJohan Hedberg struct list_head list; 1305801c1e8dSJohan Hedberg unsigned short channel; 1306801c1e8dSJohan Hedberg size_t handler_count; 1307801c1e8dSJohan Hedberg const struct hci_mgmt_handler *handlers; 1308801c1e8dSJohan Hedberg }; 1309801c1e8dSJohan Hedberg 1310801c1e8dSJohan Hedberg int hci_mgmt_chan_register(struct hci_mgmt_chan *c); 1311801c1e8dSJohan Hedberg void hci_mgmt_chan_unregister(struct hci_mgmt_chan *c); 1312801c1e8dSJohan Hedberg 13130381101fSJohan Hedberg /* Management interface */ 1314591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 1315591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 1316591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1317591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 1318591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 1319591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1320f39799f5SAndre Guedes 13210d8cc935SAndre Guedes /* These LE scan and inquiry parameters were chosen according to LE General 13220d8cc935SAndre Guedes * Discovery Procedure specification. 13230d8cc935SAndre Guedes */ 13240d8cc935SAndre Guedes #define DISCOV_LE_SCAN_WIN 0x12 13250d8cc935SAndre Guedes #define DISCOV_LE_SCAN_INT 0x12 13263d5a76f0SLukasz Rymanowski #define DISCOV_LE_TIMEOUT 10240 /* msec */ 1327ae55f598SLukasz Rymanowski #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ 13280d8cc935SAndre Guedes #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 13290d8cc935SAndre Guedes #define DISCOV_BREDR_INQUIRY_LEN 0x08 13304b0e0cedSJakub Pawlowski #define DISCOV_LE_RESTART_DELAY msecs_to_jiffies(200) /* msec */ 13310d8cc935SAndre Guedes 13326d785aa3SJohan Hedberg int mgmt_control(struct hci_mgmt_chan *chan, struct sock *sk, 13336d785aa3SJohan Hedberg struct msghdr *msg, size_t msglen); 13346d785aa3SJohan Hedberg 133591a668b0SJohan Hedberg int mgmt_new_settings(struct hci_dev *hdev); 1336bf6b56dbSMarcel Holtmann void mgmt_index_added(struct hci_dev *hdev); 1337bf6b56dbSMarcel Holtmann void mgmt_index_removed(struct hci_dev *hdev); 13383eec705eSMarcel Holtmann void mgmt_set_powered_failed(struct hci_dev *hdev, int err); 1339744cf19eSJohan Hedberg int mgmt_powered(struct hci_dev *hdev, u8 powered); 1340bc6d2d04SJohan Hedberg int mgmt_update_adv_data(struct hci_dev *hdev); 1341d1967ff8SMarcel Holtmann void mgmt_discoverable_timeout(struct hci_dev *hdev); 1342dc4a5ee2SMarcel Holtmann void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 1343745c0ce3SVishal Agarwal bool persistent); 134448ec92faSAlfonso Acosta void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn, 134548ec92faSAlfonso Acosta u32 flags, u8 *name, u8 name_len); 13469b80ec5eSMarcel Holtmann void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 134712d4a3b2SJohan Hedberg u8 link_type, u8 addr_type, u8 reason, 134812d4a3b2SJohan Hedberg bool mgmt_connected); 13497892924cSMarcel Holtmann void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 135088c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1351445608d0SMarcel Holtmann void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 135248264f06SJohan Hedberg u8 addr_type, u8 status); 1353ce0e4a0dSMarcel Holtmann void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 1354e669cf80SMarcel Holtmann void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1355c35938b2SSzymon Janc u8 status); 13563eb38528SMarcel Holtmann void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1357744cf19eSJohan Hedberg u8 status); 1358744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 135939adbffeSJohan Hedberg u8 link_type, u8 addr_type, u32 value, 1360272d90dfSJohan Hedberg u8 confirm_hint); 1361744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1362272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1363272d90dfSJohan Hedberg int mgmt_user_confirm_neg_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_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1366272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1367604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1368272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1369272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1370272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 137192a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, 137292a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey, 137392a25256SJohan Hedberg u8 entered); 1374e1e930f5SJohan Hedberg void mgmt_auth_failed(struct hci_conn *conn, u8 status); 1375464996aeSMarcel Holtmann void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 13763e248560SMarcel Holtmann void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 13774e1b0245SMarcel Holtmann void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 13787f9a903cSMarcel Holtmann u8 status); 13797667da34SMarcel Holtmann void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 13804d2d2796SMarcel Holtmann void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, 138138da1703SJohan Hedberg u8 *rand192, u8 *hash256, u8 *rand256, 138238da1703SJohan Hedberg u8 status); 1383901801b9SMarcel Holtmann void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1384af58925cSMarcel Holtmann u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, 1385af58925cSMarcel Holtmann u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len); 13869cf12aeeSMarcel Holtmann void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1387b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 13882f1e063bSMarcel Holtmann void mgmt_discovering(struct hci_dev *hdev, u8 discovering); 138984c61d92SJohan Hedberg bool mgmt_powering_down(struct hci_dev *hdev); 139053ac6ab6SMarcel Holtmann void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); 139195fbac8aSJohan Hedberg void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk); 139253ac6ab6SMarcel Holtmann void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, 139353ac6ab6SMarcel Holtmann bool persistent); 1394ffb5a827SAndre Guedes void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, 1395f4869e2aSJohan Hedberg u8 bdaddr_type, u8 store_hint, u16 min_interval, 1396f4869e2aSJohan Hedberg u16 max_interval, u16 latency, u16 timeout); 13975976e608SMarcel Holtmann void mgmt_reenable_advertising(struct hci_dev *hdev); 1398f4a407beSJohan Hedberg void mgmt_smp_complete(struct hci_conn *conn, bool complete); 1399346af67bSVinicius Costa Gomes 14007d6ca693SJohan Hedberg u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, 14017d6ca693SJohan Hedberg u16 to_multiplier); 1402fe39c7b2SMarcel Holtmann void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, 1403a7a595f6SVinicius Costa Gomes __u8 ltk[16]); 14042519a1fcSAndre Guedes 1405a1f4c318SJohan Hedberg void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, 1406a1f4c318SJohan Hedberg u8 *bdaddr_type); 1407ebd3a747SJohan Hedberg 14085d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_MASK 0x0003 14095d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_CVSD 0x0000 14105d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_TRANSP 0x0003 14115d4d62f6SFrédéric Dalleau 14121da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1413