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; 111b899efafSVinicius Costa Gomes bdaddr_t bdaddr; 112b899efafSVinicius Costa Gomes u8 bdaddr_type; 113b899efafSVinicius Costa Gomes u8 authenticated; 114b899efafSVinicius Costa Gomes u8 type; 115b899efafSVinicius Costa Gomes u8 enc_size; 116b899efafSVinicius Costa Gomes __le16 ediv; 117fe39c7b2SMarcel Holtmann __le64 rand; 118b899efafSVinicius Costa Gomes u8 val[16]; 11903c515d7SMarcel Holtmann }; 120b899efafSVinicius Costa Gomes 121970c4e46SJohan Hedberg struct smp_irk { 122970c4e46SJohan Hedberg struct list_head list; 123970c4e46SJohan Hedberg bdaddr_t rpa; 124970c4e46SJohan Hedberg bdaddr_t bdaddr; 125970c4e46SJohan Hedberg u8 addr_type; 126970c4e46SJohan Hedberg u8 val[16]; 127970c4e46SJohan Hedberg }; 128970c4e46SJohan Hedberg 12955ed8ca1SJohan Hedberg struct link_key { 13055ed8ca1SJohan Hedberg struct list_head list; 13155ed8ca1SJohan Hedberg bdaddr_t bdaddr; 13255ed8ca1SJohan Hedberg u8 type; 1339b3b4460SAndrei Emeltchenko u8 val[HCI_LINK_KEY_SIZE]; 13455ed8ca1SJohan Hedberg u8 pin_len; 13555ed8ca1SJohan Hedberg }; 13655ed8ca1SJohan Hedberg 1372763eda6SSzymon Janc struct oob_data { 1382763eda6SSzymon Janc struct list_head list; 1392763eda6SSzymon Janc bdaddr_t bdaddr; 140519ca9d0SMarcel Holtmann u8 hash192[16]; 141519ca9d0SMarcel Holtmann u8 randomizer192[16]; 142519ca9d0SMarcel Holtmann u8 hash256[16]; 143519ca9d0SMarcel Holtmann u8 randomizer256[16]; 1442763eda6SSzymon Janc }; 1452763eda6SSzymon Janc 146490c5babSJohan Hedberg #define HCI_MAX_SHORT_NAME_LENGTH 10 147490c5babSJohan Hedberg 148d6bfd59cSJohan Hedberg /* Default LE RPA expiry time, 15 minutes */ 149d6bfd59cSJohan Hedberg #define HCI_DEFAULT_RPA_TIMEOUT (15 * 60) 150d6bfd59cSJohan Hedberg 15131ad1691SAndrzej Kaczmarek /* Default min/max age of connection information (1s/3s) */ 15231ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MIN_AGE 1000 15331ad1691SAndrzej Kaczmarek #define DEFAULT_CONN_INFO_MAX_AGE 3000 15431ad1691SAndrzej Kaczmarek 155903e4541SAndrei Emeltchenko struct amp_assoc { 156903e4541SAndrei Emeltchenko __u16 len; 157903e4541SAndrei Emeltchenko __u16 offset; 15893c284eeSAndrei Emeltchenko __u16 rem_len; 15993c284eeSAndrei Emeltchenko __u16 len_so_far; 160903e4541SAndrei Emeltchenko __u8 data[HCI_MAX_AMP_ASSOC_SIZE]; 161903e4541SAndrei Emeltchenko }; 162903e4541SAndrei Emeltchenko 163d2c5d77fSJohan Hedberg #define HCI_MAX_PAGES 3 164cad718edSJohan Hedberg 165cd4c5391SSuraj Sumangala #define NUM_REASSEMBLY 4 1661da177e4SLinus Torvalds struct hci_dev { 1671da177e4SLinus Torvalds struct list_head list; 16809fd0de5SGustavo F. Padovan struct mutex lock; 1691da177e4SLinus Torvalds 1701da177e4SLinus Torvalds char name[8]; 1711da177e4SLinus Torvalds unsigned long flags; 1721da177e4SLinus Torvalds __u16 id; 173c13854ceSMarcel Holtmann __u8 bus; 174943da25dSMarcel Holtmann __u8 dev_type; 1751da177e4SLinus Torvalds bdaddr_t bdaddr; 176e30d3f5fSMarcel Holtmann bdaddr_t setup_addr; 17724c457e2SMarcel Holtmann bdaddr_t public_addr; 1787a4cd51dSMarcel Holtmann bdaddr_t random_addr; 179d13eafceSMarcel Holtmann bdaddr_t static_addr; 18056ed2cb8SJohan Hedberg __u8 adv_addr_type; 1811f6c6378SJohan Hedberg __u8 dev_name[HCI_MAX_NAME_LENGTH]; 182490c5babSJohan Hedberg __u8 short_name[HCI_MAX_SHORT_NAME_LENGTH]; 18380a1e1dbSJohan Hedberg __u8 eir[HCI_MAX_EIR_LENGTH]; 184a9de9248SMarcel Holtmann __u8 dev_class[3]; 1851aff6f09SJohan Hedberg __u8 major_class; 1861aff6f09SJohan Hedberg __u8 minor_class; 187d2c5d77fSJohan Hedberg __u8 max_page; 188cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 18960e77321SJohan Hedberg __u8 le_features[8]; 190cf1d081fSJohan Hedberg __u8 le_white_list_size; 1919b008c04SJohan Hedberg __u8 le_states[8]; 192a9de9248SMarcel Holtmann __u8 commands[64]; 1931143e5a6SMarcel Holtmann __u8 hci_ver; 1941143e5a6SMarcel Holtmann __u16 hci_rev; 195d5859e22SJohan Hedberg __u8 lmp_ver; 1961143e5a6SMarcel Holtmann __u16 manufacturer; 1977d69230cSAndrei Emeltchenko __u16 lmp_subver; 1981da177e4SLinus Torvalds __u16 voice_setting; 199b4cb9fb2SMarcel Holtmann __u8 num_iac; 20017fa4b9dSJohan Hedberg __u8 io_capability; 20191c4e9b1SMarcel Holtmann __s8 inq_tx_power; 202f332ec66SJohan Hedberg __u16 page_scan_interval; 203f332ec66SJohan Hedberg __u16 page_scan_window; 204f332ec66SJohan Hedberg __u8 page_scan_type; 2053f959d46SMarcel Holtmann __u8 le_adv_channel_map; 206628531c9SGeorg Lukas __u16 le_adv_min_interval; 207628531c9SGeorg Lukas __u16 le_adv_max_interval; 208533553f8SMarcel Holtmann __u8 le_scan_type; 209bef64738SMarcel Holtmann __u16 le_scan_interval; 210bef64738SMarcel Holtmann __u16 le_scan_window; 2114e70c7e7SMarcel Holtmann __u16 le_conn_min_interval; 2124e70c7e7SMarcel Holtmann __u16 le_conn_max_interval; 21304fb7d90SMarcel Holtmann __u16 le_conn_latency; 21404fb7d90SMarcel Holtmann __u16 le_supv_timeout; 215b9a7a61eSLukasz Rymanowski __u16 discov_interleaved_timeout; 21631ad1691SAndrzej Kaczmarek __u16 conn_info_min_age; 21731ad1691SAndrzej Kaczmarek __u16 conn_info_max_age; 21806f5b778SMarcel Holtmann __u8 ssp_debug_mode; 21933f35721SJohan Hedberg __u32 clock; 220f332ec66SJohan Hedberg 2212b9be137SMarcel Holtmann __u16 devid_source; 2222b9be137SMarcel Holtmann __u16 devid_vendor; 2232b9be137SMarcel Holtmann __u16 devid_product; 2242b9be137SMarcel Holtmann __u16 devid_version; 2251da177e4SLinus Torvalds 2261da177e4SLinus Torvalds __u16 pkt_type; 2275b7f9909SMarcel Holtmann __u16 esco_type; 2281da177e4SLinus Torvalds __u16 link_policy; 2291da177e4SLinus Torvalds __u16 link_mode; 2301da177e4SLinus Torvalds 23104837f64SMarcel Holtmann __u32 idle_timeout; 23204837f64SMarcel Holtmann __u16 sniff_min_interval; 23304837f64SMarcel Holtmann __u16 sniff_max_interval; 23404837f64SMarcel Holtmann 235928abaa7SAndrei Emeltchenko __u8 amp_status; 236928abaa7SAndrei Emeltchenko __u32 amp_total_bw; 237928abaa7SAndrei Emeltchenko __u32 amp_max_bw; 238928abaa7SAndrei Emeltchenko __u32 amp_min_latency; 239928abaa7SAndrei Emeltchenko __u32 amp_max_pdu; 240928abaa7SAndrei Emeltchenko __u8 amp_type; 241928abaa7SAndrei Emeltchenko __u16 amp_pal_cap; 242928abaa7SAndrei Emeltchenko __u16 amp_assoc_size; 243928abaa7SAndrei Emeltchenko __u32 amp_max_flush_to; 244928abaa7SAndrei Emeltchenko __u32 amp_be_flush_to; 245928abaa7SAndrei Emeltchenko 246903e4541SAndrei Emeltchenko struct amp_assoc loc_assoc; 247903e4541SAndrei Emeltchenko 2481e89cffbSAndrei Emeltchenko __u8 flow_ctl_mode; 2491e89cffbSAndrei Emeltchenko 2509f61656aSJohan Hedberg unsigned int auto_accept_delay; 2519f61656aSJohan Hedberg 2521da177e4SLinus Torvalds unsigned long quirks; 2531da177e4SLinus Torvalds 2541da177e4SLinus Torvalds atomic_t cmd_cnt; 2551da177e4SLinus Torvalds unsigned int acl_cnt; 2561da177e4SLinus Torvalds unsigned int sco_cnt; 2576ed58ec5SVille Tervo unsigned int le_cnt; 2581da177e4SLinus Torvalds 2591da177e4SLinus Torvalds unsigned int acl_mtu; 2601da177e4SLinus Torvalds unsigned int sco_mtu; 2616ed58ec5SVille Tervo unsigned int le_mtu; 2621da177e4SLinus Torvalds unsigned int acl_pkts; 2631da177e4SLinus Torvalds unsigned int sco_pkts; 2646ed58ec5SVille Tervo unsigned int le_pkts; 2651da177e4SLinus Torvalds 266350ee4cfSAndrei Emeltchenko __u16 block_len; 267350ee4cfSAndrei Emeltchenko __u16 block_mtu; 268350ee4cfSAndrei Emeltchenko __u16 num_blocks; 269350ee4cfSAndrei Emeltchenko __u16 block_cnt; 270350ee4cfSAndrei Emeltchenko 2711da177e4SLinus Torvalds unsigned long acl_last_tx; 2721da177e4SLinus Torvalds unsigned long sco_last_tx; 2736ed58ec5SVille Tervo unsigned long le_last_tx; 2741da177e4SLinus Torvalds 275f48fd9c8SMarcel Holtmann struct workqueue_struct *workqueue; 2766ead1bbcSJohan Hedberg struct workqueue_struct *req_workqueue; 277f48fd9c8SMarcel Holtmann 278ab81cbf9SJohan Hedberg struct work_struct power_on; 2793243553fSJohan Hedberg struct delayed_work power_off; 280ab81cbf9SJohan Hedberg 28116ab91abSJohan Hedberg __u16 discov_timeout; 28216ab91abSJohan Hedberg struct delayed_work discov_off; 28316ab91abSJohan Hedberg 2847d78525dSJohan Hedberg struct delayed_work service_cache; 2857d78525dSJohan Hedberg 28665cc2b49SMarcel Holtmann struct delayed_work cmd_timer; 287b78752ccSMarcel Holtmann 288b78752ccSMarcel Holtmann struct work_struct rx_work; 289c347b765SGustavo F. Padovan struct work_struct cmd_work; 2903eff45eaSGustavo F. Padovan struct work_struct tx_work; 2911da177e4SLinus Torvalds 2921da177e4SLinus Torvalds struct sk_buff_head rx_q; 2931da177e4SLinus Torvalds struct sk_buff_head raw_q; 2941da177e4SLinus Torvalds struct sk_buff_head cmd_q; 2951da177e4SLinus Torvalds 296b6ddb638SJohan Hedberg struct sk_buff *recv_evt; 2971da177e4SLinus Torvalds struct sk_buff *sent_cmd; 298cd4c5391SSuraj Sumangala struct sk_buff *reassembly[NUM_REASSEMBLY]; 2991da177e4SLinus Torvalds 300a6a67efdSThomas Gleixner struct mutex req_lock; 3011da177e4SLinus Torvalds wait_queue_head_t req_wait_q; 3021da177e4SLinus Torvalds __u32 req_status; 3031da177e4SLinus Torvalds __u32 req_result; 304a5040efaSJohan Hedberg 30570db83c4SJohan Hedberg void *smp_data; 3062e58ef3eSJohan Hedberg 30730883512SJohan Hedberg struct discovery_state discovery; 3081da177e4SLinus Torvalds struct hci_conn_hash conn_hash; 3095c136e90SAndre Guedes 3105c136e90SAndre Guedes struct list_head mgmt_pending; 311ea4bd8baSDavid Miller struct list_head blacklist; 3126659358eSJohan Hedberg struct list_head whitelist; 3132aeb9a1aSJohan Hedberg struct list_head uuids; 31455ed8ca1SJohan Hedberg struct list_head link_keys; 315b899efafSVinicius Costa Gomes struct list_head long_term_keys; 316970c4e46SJohan Hedberg struct list_head identity_resolving_keys; 3172763eda6SSzymon Janc struct list_head remote_oob_data; 318d2ab0ac1SMarcel Holtmann struct list_head le_white_list; 31915819a70SAndre Guedes struct list_head le_conn_params; 32077a77a30SAndre Guedes struct list_head pend_le_conns; 32166f8455aSJohan Hedberg struct list_head pend_le_reports; 3222763eda6SSzymon Janc 3231da177e4SLinus Torvalds struct hci_dev_stats stat; 3241da177e4SLinus Torvalds 3251da177e4SLinus Torvalds atomic_t promisc; 3261da177e4SLinus Torvalds 327ca325f69SMarcel Holtmann struct dentry *debugfs; 328ca325f69SMarcel Holtmann 329a91f2e39SMarcel Holtmann struct device dev; 3301da177e4SLinus Torvalds 331611b30f7SMarcel Holtmann struct rfkill *rfkill; 332611b30f7SMarcel Holtmann 333111902f7SMarcel Holtmann unsigned long dbg_flags; 334d23264a8SAndre Guedes unsigned long dev_flags; 335d23264a8SAndre Guedes 3367ba8b4beSAndre Guedes struct delayed_work le_scan_disable; 3377ba8b4beSAndre Guedes 3388fa19098SJohan Hedberg __s8 adv_tx_power; 3393f0f524bSJohan Hedberg __u8 adv_data[HCI_MAX_AD_LENGTH]; 3403f0f524bSJohan Hedberg __u8 adv_data_len; 341f8e808bdSMarcel Holtmann __u8 scan_rsp_data[HCI_MAX_AD_LENGTH]; 342f8e808bdSMarcel Holtmann __u8 scan_rsp_data_len; 3438fa19098SJohan Hedberg 344863efaf2SJohan Hedberg __u8 irk[16]; 345d6bfd59cSJohan Hedberg __u32 rpa_timeout; 346d6bfd59cSJohan Hedberg struct delayed_work rpa_expired; 3472b5224dcSMarcel Holtmann bdaddr_t rpa; 348863efaf2SJohan Hedberg 3491da177e4SLinus Torvalds int (*open)(struct hci_dev *hdev); 3501da177e4SLinus Torvalds int (*close)(struct hci_dev *hdev); 3511da177e4SLinus Torvalds int (*flush)(struct hci_dev *hdev); 352f41c70c4SMarcel Holtmann int (*setup)(struct hci_dev *hdev); 3537bd8f09fSMarcel Holtmann int (*send)(struct hci_dev *hdev, struct sk_buff *skb); 3541da177e4SLinus Torvalds void (*notify)(struct hci_dev *hdev, unsigned int evt); 35524c457e2SMarcel Holtmann int (*set_bdaddr)(struct hci_dev *hdev, const bdaddr_t *bdaddr); 3561da177e4SLinus Torvalds }; 3571da177e4SLinus Torvalds 35853502d69SAndrei Emeltchenko #define HCI_PHY_HANDLE(handle) (handle & 0xff) 35953502d69SAndrei Emeltchenko 3601da177e4SLinus Torvalds struct hci_conn { 3611da177e4SLinus Torvalds struct list_head list; 3621da177e4SLinus Torvalds 3631da177e4SLinus Torvalds atomic_t refcnt; 3641da177e4SLinus Torvalds 3651da177e4SLinus Torvalds bdaddr_t dst; 36629b7988aSAndre Guedes __u8 dst_type; 367662e8820SMarcel Holtmann bdaddr_t src; 368e7c4096eSMarcel Holtmann __u8 src_type; 369cb1d68f7SJohan Hedberg bdaddr_t init_addr; 370cb1d68f7SJohan Hedberg __u8 init_addr_type; 371cb1d68f7SJohan Hedberg bdaddr_t resp_addr; 372cb1d68f7SJohan Hedberg __u8 resp_addr_type; 3731da177e4SLinus Torvalds __u16 handle; 3741da177e4SLinus Torvalds __u16 state; 37504837f64SMarcel Holtmann __u8 mode; 3761da177e4SLinus Torvalds __u8 type; 37740bef302SJohan Hedberg __u8 role; 378a0c808b3SJohan Hedberg bool out; 3794c67bc74SMarcel Holtmann __u8 attempt; 3801da177e4SLinus Torvalds __u8 dev_class[3]; 381cad718edSJohan Hedberg __u8 features[HCI_MAX_PAGES][8]; 382a8746417SMarcel Holtmann __u16 pkt_type; 38304837f64SMarcel Holtmann __u16 link_policy; 38413d39315SWaldemar Rymarkiewicz __u8 key_type; 38540be492fSMarcel Holtmann __u8 auth_type; 3868c1b2355SMarcel Holtmann __u8 sec_level; 387765c2a96SJohan Hedberg __u8 pending_sec_level; 388980e1a53SJohan Hedberg __u8 pin_length; 389726b4ffcSVinicius Costa Gomes __u8 enc_key_size; 39017fa4b9dSJohan Hedberg __u8 io_capability; 39192a25256SJohan Hedberg __u32 passkey_notify; 39292a25256SJohan Hedberg __u8 passkey_entered; 393052b30b0SMarcel Holtmann __u16 disc_timeout; 39409ae260bSJohan Hedberg __u16 conn_timeout; 39510c62ddcSFrédéric Dalleau __u16 setting; 3961e406eefSAndre Guedes __u16 le_conn_min_interval; 3971e406eefSAndre Guedes __u16 le_conn_max_interval; 398e04fde60SMarcel Holtmann __u16 le_conn_interval; 399e04fde60SMarcel Holtmann __u16 le_conn_latency; 400e04fde60SMarcel Holtmann __u16 le_supv_timeout; 4015ae76a94SAndrzej Kaczmarek __s8 rssi; 4025a134faeSAndrzej Kaczmarek __s8 tx_power; 403d0455ed9SAndrzej Kaczmarek __s8 max_tx_power; 40451a8efd7SJohan Hedberg unsigned long flags; 4051da177e4SLinus Torvalds 40633f35721SJohan Hedberg __u32 clock; 40733f35721SJohan Hedberg __u16 clock_accuracy; 40833f35721SJohan Hedberg 409dd983808SAndrzej Kaczmarek unsigned long conn_info_timestamp; 410dd983808SAndrzej Kaczmarek 41103b555e1SJohan Hedberg __u8 remote_cap; 41203b555e1SJohan Hedberg __u8 remote_auth; 4133161ae1cSAndrei Emeltchenko __u8 remote_id; 41403b555e1SJohan Hedberg 4151da177e4SLinus Torvalds unsigned int sent; 4161da177e4SLinus Torvalds 4171da177e4SLinus Torvalds struct sk_buff_head data_q; 4182c33c06aSGustavo F. Padovan struct list_head chan_list; 4191da177e4SLinus Torvalds 42019c40e3bSGustavo F. Padovan struct delayed_work disc_work; 4217bc18d9dSJohan Hedberg struct delayed_work auto_accept_work; 422a74a84f6SJohan Hedberg struct delayed_work idle_work; 4239489eca4SJohan Hedberg struct delayed_work le_conn_timeout; 4241da177e4SLinus Torvalds 425b219e3acSMarcel Holtmann struct device dev; 426b219e3acSMarcel Holtmann 4271da177e4SLinus Torvalds struct hci_dev *hdev; 4281da177e4SLinus Torvalds void *l2cap_data; 4291da177e4SLinus Torvalds void *sco_data; 4309740e49dSAndrei Emeltchenko struct amp_mgr *amp_mgr; 4311da177e4SLinus Torvalds 4321da177e4SLinus Torvalds struct hci_conn *link; 433e9a416b5SJohan Hedberg 434e9a416b5SJohan Hedberg void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); 435e9a416b5SJohan Hedberg void (*security_cfm_cb) (struct hci_conn *conn, u8 status); 436e9a416b5SJohan Hedberg void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); 4371da177e4SLinus Torvalds }; 4381da177e4SLinus Torvalds 43973d80debSLuiz Augusto von Dentz struct hci_chan { 44073d80debSLuiz Augusto von Dentz struct list_head list; 44142c4e53eSAndrei Emeltchenko __u16 handle; 44273d80debSLuiz Augusto von Dentz struct hci_conn *conn; 44373d80debSLuiz Augusto von Dentz struct sk_buff_head data_q; 44473d80debSLuiz Augusto von Dentz unsigned int sent; 445168df8e5SMat Martineau __u8 state; 44673d80debSLuiz Augusto von Dentz }; 44773d80debSLuiz Augusto von Dentz 44815819a70SAndre Guedes struct hci_conn_params { 44915819a70SAndre Guedes struct list_head list; 45093450c75SJohan Hedberg struct list_head action; 45115819a70SAndre Guedes 45215819a70SAndre Guedes bdaddr_t addr; 45315819a70SAndre Guedes u8 addr_type; 45415819a70SAndre Guedes 45515819a70SAndre Guedes u16 conn_min_interval; 45615819a70SAndre Guedes u16 conn_max_interval; 457f044eb05SMarcel Holtmann u16 conn_latency; 458f044eb05SMarcel Holtmann u16 supervision_timeout; 4599fcb18efSAndre Guedes 4609fcb18efSAndre Guedes enum { 4619fcb18efSAndre Guedes HCI_AUTO_CONN_DISABLED, 462a3451d27SJohan Hedberg HCI_AUTO_CONN_REPORT, 4634b9e7e75SMarcel Holtmann HCI_AUTO_CONN_DIRECT, 4649fcb18efSAndre Guedes HCI_AUTO_CONN_ALWAYS, 4659fcb18efSAndre Guedes HCI_AUTO_CONN_LINK_LOSS, 4669fcb18efSAndre Guedes } auto_connect; 467f161dd41SJohan Hedberg 468f161dd41SJohan Hedberg struct hci_conn *conn; 46915819a70SAndre Guedes }; 47015819a70SAndre Guedes 4711da177e4SLinus Torvalds extern struct list_head hci_dev_list; 4721da177e4SLinus Torvalds extern struct list_head hci_cb_list; 4731da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 4741da177e4SLinus Torvalds extern rwlock_t hci_cb_list_lock; 4751da177e4SLinus Torvalds 476686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 477e74e58f8SJoe Perches int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 478e74e58f8SJoe Perches void l2cap_connect_cfm(struct hci_conn *hcon, u8 status); 479e74e58f8SJoe Perches int l2cap_disconn_ind(struct hci_conn *hcon); 480e74e58f8SJoe Perches void l2cap_disconn_cfm(struct hci_conn *hcon, u8 reason); 481e74e58f8SJoe Perches int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt); 482e74e58f8SJoe Perches int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 483686ebf28SUlisses Furquim 484e74e58f8SJoe Perches int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); 485e74e58f8SJoe Perches void sco_connect_cfm(struct hci_conn *hcon, __u8 status); 486e74e58f8SJoe Perches void sco_disconn_cfm(struct hci_conn *hcon, __u8 reason); 487e74e58f8SJoe Perches int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 488686ebf28SUlisses Furquim 4891da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 49070f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 49170f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 4921da177e4SLinus Torvalds 49330883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 4941da177e4SLinus Torvalds { 495ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 49630883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 49730883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 49830883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 4991da177e4SLinus Torvalds } 5001da177e4SLinus Torvalds 50130dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 50230dc78e1SJohan Hedberg 503ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 504ff9ef578SJohan Hedberg 5051da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 5061da177e4SLinus Torvalds { 50730883512SJohan Hedberg return list_empty(&hdev->discovery.all); 5081da177e4SLinus Torvalds } 5091da177e4SLinus Torvalds 5101da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 5111da177e4SLinus Torvalds { 51230883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 5131da177e4SLinus Torvalds return jiffies - c->timestamp; 5141da177e4SLinus Torvalds } 5151da177e4SLinus Torvalds 5161da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 5171da177e4SLinus Torvalds { 5181da177e4SLinus Torvalds return jiffies - e->timestamp; 5191da177e4SLinus Torvalds } 5201da177e4SLinus Torvalds 5215a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 5225a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 523561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 524561aafbcSJohan Hedberg bdaddr_t *bdaddr); 52530dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 52630dc78e1SJohan Hedberg bdaddr_t *bdaddr, 52730dc78e1SJohan Hedberg int state); 528a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 529a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 530af58925cSMarcel Holtmann u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 531af58925cSMarcel Holtmann bool name_known); 5321f9b9a5dSAndre Guedes void hci_inquiry_cache_flush(struct hci_dev *hdev); 5331da177e4SLinus Torvalds 5341da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 5351da177e4SLinus Torvalds enum { 5361da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 53719f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 5381da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 53904837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 54004837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 541e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 542b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 54358a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 544eb9a8f3fSMarcel Holtmann HCI_CONN_SC_ENABLED, 545abf76badSMarcel Holtmann HCI_CONN_AES_CCM, 54658a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 54758a681efSJohan Hedberg HCI_CONN_REMOTE_OOB, 548af6a9c32SJohan Hedberg HCI_CONN_FLUSH_KEY, 5494dae2798SJohan Hedberg HCI_CONN_ENCRYPT, 5504dae2798SJohan Hedberg HCI_CONN_AUTH, 5514dae2798SJohan Hedberg HCI_CONN_SECURE, 5524dae2798SJohan Hedberg HCI_CONN_FIPS, 553fe59a05fSJohan Hedberg HCI_CONN_STK_ENCRYPT, 554977f8fceSJohan Hedberg HCI_CONN_AUTH_INITIATOR, 555f94b665dSJohan Hedberg HCI_CONN_DROP, 5561da177e4SLinus Torvalds }; 5571da177e4SLinus Torvalds 558aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 559aa64a8b5SJohan Hedberg { 560aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 561c3c7ea65SGustavo Padovan return test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && 562c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 563aa64a8b5SJohan Hedberg } 564aa64a8b5SJohan Hedberg 565eb9a8f3fSMarcel Holtmann static inline bool hci_conn_sc_enabled(struct hci_conn *conn) 566eb9a8f3fSMarcel Holtmann { 567eb9a8f3fSMarcel Holtmann struct hci_dev *hdev = conn->hdev; 568eb9a8f3fSMarcel Holtmann return test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && 569eb9a8f3fSMarcel Holtmann test_bit(HCI_CONN_SC_ENABLED, &conn->flags); 570eb9a8f3fSMarcel Holtmann } 571eb9a8f3fSMarcel Holtmann 5721da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 5731da177e4SLinus Torvalds { 5741da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 575bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 576fcd89c09SVille Tervo switch (c->type) { 577fcd89c09SVille Tervo case ACL_LINK: 5781da177e4SLinus Torvalds h->acl_num++; 579fcd89c09SVille Tervo break; 580bd1eb66bSAndrei Emeltchenko case AMP_LINK: 581bd1eb66bSAndrei Emeltchenko h->amp_num++; 582bd1eb66bSAndrei Emeltchenko break; 583fcd89c09SVille Tervo case LE_LINK: 584fcd89c09SVille Tervo h->le_num++; 585f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 586f8218dc6SJohan Hedberg h->le_num_slave++; 587fcd89c09SVille Tervo break; 588fcd89c09SVille Tervo case SCO_LINK: 589fcd89c09SVille Tervo case ESCO_LINK: 5901da177e4SLinus Torvalds h->sco_num++; 591fcd89c09SVille Tervo break; 592fcd89c09SVille Tervo } 5931da177e4SLinus Torvalds } 5941da177e4SLinus Torvalds 5951da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 5961da177e4SLinus Torvalds { 5971da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 598bf4c6325SGustavo F. Padovan 599bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 600bf4c6325SGustavo F. Padovan synchronize_rcu(); 601bf4c6325SGustavo F. Padovan 602fcd89c09SVille Tervo switch (c->type) { 603fcd89c09SVille Tervo case ACL_LINK: 6041da177e4SLinus Torvalds h->acl_num--; 605fcd89c09SVille Tervo break; 606bd1eb66bSAndrei Emeltchenko case AMP_LINK: 607bd1eb66bSAndrei Emeltchenko h->amp_num--; 608bd1eb66bSAndrei Emeltchenko break; 609fcd89c09SVille Tervo case LE_LINK: 610fcd89c09SVille Tervo h->le_num--; 611f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 612f8218dc6SJohan Hedberg h->le_num_slave--; 613fcd89c09SVille Tervo break; 614fcd89c09SVille Tervo case SCO_LINK: 615fcd89c09SVille Tervo case ESCO_LINK: 6161da177e4SLinus Torvalds h->sco_num--; 617fcd89c09SVille Tervo break; 618fcd89c09SVille Tervo } 6191da177e4SLinus Torvalds } 6201da177e4SLinus Torvalds 62152087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 62252087a79SLuiz Augusto von Dentz { 62352087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 62452087a79SLuiz Augusto von Dentz switch (type) { 62552087a79SLuiz Augusto von Dentz case ACL_LINK: 62652087a79SLuiz Augusto von Dentz return h->acl_num; 627bd1eb66bSAndrei Emeltchenko case AMP_LINK: 628bd1eb66bSAndrei Emeltchenko return h->amp_num; 62952087a79SLuiz Augusto von Dentz case LE_LINK: 63052087a79SLuiz Augusto von Dentz return h->le_num; 63152087a79SLuiz Augusto von Dentz case SCO_LINK: 63252087a79SLuiz Augusto von Dentz case ESCO_LINK: 63352087a79SLuiz Augusto von Dentz return h->sco_num; 63452087a79SLuiz Augusto von Dentz default: 63552087a79SLuiz Augusto von Dentz return 0; 63652087a79SLuiz Augusto von Dentz } 63752087a79SLuiz Augusto von Dentz } 63852087a79SLuiz Augusto von Dentz 639f4f07505SJohan Hedberg static inline unsigned int hci_conn_count(struct hci_dev *hdev) 640f4f07505SJohan Hedberg { 641f4f07505SJohan Hedberg struct hci_conn_hash *c = &hdev->conn_hash; 642f4f07505SJohan Hedberg 643f4f07505SJohan Hedberg return c->acl_num + c->amp_num + c->sco_num + c->le_num; 644f4f07505SJohan Hedberg } 645f4f07505SJohan Hedberg 6461da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 6471da177e4SLinus Torvalds __u16 handle) 6481da177e4SLinus Torvalds { 6491da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 6501da177e4SLinus Torvalds struct hci_conn *c; 6511da177e4SLinus Torvalds 652bf4c6325SGustavo F. Padovan rcu_read_lock(); 653bf4c6325SGustavo F. Padovan 654bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 655bf4c6325SGustavo F. Padovan if (c->handle == handle) { 656bf4c6325SGustavo F. Padovan rcu_read_unlock(); 6571da177e4SLinus Torvalds return c; 6581da177e4SLinus Torvalds } 659bf4c6325SGustavo F. Padovan } 660bf4c6325SGustavo F. Padovan rcu_read_unlock(); 661bf4c6325SGustavo F. Padovan 6621da177e4SLinus Torvalds return NULL; 6631da177e4SLinus Torvalds } 6641da177e4SLinus Torvalds 6651da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 6661da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 6671da177e4SLinus Torvalds { 6681da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 6691da177e4SLinus Torvalds struct hci_conn *c; 6701da177e4SLinus Torvalds 671bf4c6325SGustavo F. Padovan rcu_read_lock(); 672bf4c6325SGustavo F. Padovan 673bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 674bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 675bf4c6325SGustavo F. Padovan rcu_read_unlock(); 6761da177e4SLinus Torvalds return c; 6771da177e4SLinus Torvalds } 678bf4c6325SGustavo F. Padovan } 679bf4c6325SGustavo F. Padovan 680bf4c6325SGustavo F. Padovan rcu_read_unlock(); 681bf4c6325SGustavo F. Padovan 6821da177e4SLinus Torvalds return NULL; 6831da177e4SLinus Torvalds } 6841da177e4SLinus Torvalds 6854c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 6864c67bc74SMarcel Holtmann __u8 type, __u16 state) 6874c67bc74SMarcel Holtmann { 6884c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 6894c67bc74SMarcel Holtmann struct hci_conn *c; 6904c67bc74SMarcel Holtmann 691bf4c6325SGustavo F. Padovan rcu_read_lock(); 692bf4c6325SGustavo F. Padovan 693bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 694bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 695bf4c6325SGustavo F. Padovan rcu_read_unlock(); 6964c67bc74SMarcel Holtmann return c; 6974c67bc74SMarcel Holtmann } 698bf4c6325SGustavo F. Padovan } 699bf4c6325SGustavo F. Padovan 700bf4c6325SGustavo F. Padovan rcu_read_unlock(); 701bf4c6325SGustavo F. Padovan 7024c67bc74SMarcel Holtmann return NULL; 7034c67bc74SMarcel Holtmann } 7044c67bc74SMarcel Holtmann 705e3b679d5SJohan Hedberg int hci_disconnect(struct hci_conn *conn, __u8 reason); 7062dea632fSFrédéric Dalleau bool hci_setup_sync(struct hci_conn *conn, __u16 handle); 707e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 7081da177e4SLinus Torvalds 709a5c4e309SJohan Hedberg struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst, 710a5c4e309SJohan Hedberg u8 role); 7111da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 7121da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 713a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 7141da177e4SLinus Torvalds 71573d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 7169472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan); 7172c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 71842c4e53eSAndrei Emeltchenko struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); 71973d80debSLuiz Augusto von Dentz 72004a6c589SAndre Guedes struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, 721cdd6275eSJohan Hedberg u8 dst_type, u8 sec_level, u16 conn_timeout, 722e804d25dSJohan Hedberg u8 role); 72304a6c589SAndre Guedes struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, 72404a6c589SAndre Guedes u8 sec_level, u8 auth_type); 72510c62ddcSFrédéric Dalleau struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, 72610c62ddcSFrédéric Dalleau __u16 setting); 727e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 728b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 729e7cafc45SJohan Hedberg int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, 730e7cafc45SJohan Hedberg bool initiator); 7311da177e4SLinus Torvalds int hci_conn_change_link_key(struct hci_conn *conn); 7328c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 7331da177e4SLinus Torvalds 73414b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 7351da177e4SLinus Torvalds 73606c053fbSAndre Guedes void hci_le_conn_failed(struct hci_conn *conn, u8 status); 73706c053fbSAndre Guedes 7388d12356fSDavid Herrmann /* 7398d12356fSDavid Herrmann * hci_conn_get() and hci_conn_put() are used to control the life-time of an 7408d12356fSDavid Herrmann * "hci_conn" object. They do not guarantee that the hci_conn object is running, 7418d12356fSDavid Herrmann * working or anything else. They just guarantee that the object is available 7428d12356fSDavid Herrmann * and can be dereferenced. So you can use its locks, local variables and any 7438d12356fSDavid Herrmann * other constant data. 7448d12356fSDavid Herrmann * Before accessing runtime data, you _must_ lock the object and then check that 7458d12356fSDavid Herrmann * it is still running. As soon as you release the locks, the connection might 7468d12356fSDavid Herrmann * get dropped, though. 7478d12356fSDavid Herrmann * 7488d12356fSDavid Herrmann * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control 7498d12356fSDavid Herrmann * how long the underlying connection is held. So every channel that runs on the 7508d12356fSDavid Herrmann * hci_conn object calls this to prevent the connection from disappearing. As 7518d12356fSDavid Herrmann * long as you hold a device, you must also guarantee that you have a valid 7528d12356fSDavid Herrmann * reference to the device via hci_conn_get() (or the initial reference from 7538d12356fSDavid Herrmann * hci_conn_add()). 7548d12356fSDavid Herrmann * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't 7558d12356fSDavid Herrmann * break because nobody cares for that. But this means, we cannot use 7568d12356fSDavid Herrmann * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). 7578d12356fSDavid Herrmann */ 7588d12356fSDavid Herrmann 75951bb8457SJohan Hedberg static inline struct hci_conn *hci_conn_get(struct hci_conn *conn) 7608d12356fSDavid Herrmann { 7618d12356fSDavid Herrmann get_device(&conn->dev); 76251bb8457SJohan Hedberg return conn; 7638d12356fSDavid Herrmann } 7648d12356fSDavid Herrmann 7658d12356fSDavid Herrmann static inline void hci_conn_put(struct hci_conn *conn) 7668d12356fSDavid Herrmann { 7678d12356fSDavid Herrmann put_device(&conn->dev); 7688d12356fSDavid Herrmann } 7698d12356fSDavid Herrmann 7701da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 7711da177e4SLinus Torvalds { 77271becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 77338b3fef1SAndrei Emeltchenko 7741da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 7752f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 7761da177e4SLinus Torvalds } 7771da177e4SLinus Torvalds 77876a68ba0SDavid Herrmann static inline void hci_conn_drop(struct hci_conn *conn) 7791da177e4SLinus Torvalds { 78071becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 78138b3fef1SAndrei Emeltchenko 7821da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 78304837f64SMarcel Holtmann unsigned long timeo; 784716e4ab5SAndrei Emeltchenko 785716e4ab5SAndrei Emeltchenko switch (conn->type) { 786716e4ab5SAndrei Emeltchenko case ACL_LINK: 787716e4ab5SAndrei Emeltchenko case LE_LINK: 788a74a84f6SJohan Hedberg cancel_delayed_work(&conn->idle_work); 7896ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 7905f246e89SAndrei Emeltchenko timeo = conn->disc_timeout; 79104837f64SMarcel Holtmann if (!conn->out) 792052b30b0SMarcel Holtmann timeo *= 2; 7935a9d0a3fSWaldemar Rymarkiewicz } else { 794eb78d7e5SJohan Hedberg timeo = 0; 7955a9d0a3fSWaldemar Rymarkiewicz } 796716e4ab5SAndrei Emeltchenko break; 797716e4ab5SAndrei Emeltchenko 798716e4ab5SAndrei Emeltchenko case AMP_LINK: 799716e4ab5SAndrei Emeltchenko timeo = conn->disc_timeout; 800716e4ab5SAndrei Emeltchenko break; 801716e4ab5SAndrei Emeltchenko 802716e4ab5SAndrei Emeltchenko default: 803eb78d7e5SJohan Hedberg timeo = 0; 804716e4ab5SAndrei Emeltchenko break; 8055a9d0a3fSWaldemar Rymarkiewicz } 806716e4ab5SAndrei Emeltchenko 8072f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 80819c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 8091931782bSVinicius Costa Gomes &conn->disc_work, timeo); 8101da177e4SLinus Torvalds } 8111da177e4SLinus Torvalds } 8121da177e4SLinus Torvalds 8131da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 814dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 8151da177e4SLinus Torvalds { 816376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 817376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 818376261aeSAndrei Emeltchenko 8194c724c71SDavid Herrmann put_device(&d->dev); 820010666a1SDavid Herrmann } 8211da177e4SLinus Torvalds 822dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 8231da177e4SLinus Torvalds { 824376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 825376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 826376261aeSAndrei Emeltchenko 8274c724c71SDavid Herrmann get_device(&d->dev); 8281da177e4SLinus Torvalds return d; 8291da177e4SLinus Torvalds } 8301da177e4SLinus Torvalds 83109fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 83209fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 8331da177e4SLinus Torvalds 834aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 8353dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 836aa2b86d7SDavid Herrmann 837155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 838155961e8SDavid Herrmann { 839155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 840155961e8SDavid Herrmann } 841155961e8SDavid Herrmann 842155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 843155961e8SDavid Herrmann { 844155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 845155961e8SDavid Herrmann } 846155961e8SDavid Herrmann 8471da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 8480c0afedfSJohan Hedberg struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src); 8491da177e4SLinus Torvalds 8501da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 8511da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 8521da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 85359735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 8541da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 8551da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 8561da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 8571da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 8581da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 8591da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 8601da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 8611da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 8621da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 8631da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 8641da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 86540be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 8661da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 8671da177e4SLinus Torvalds 868dcc36c16SJohan Hedberg struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list, 869b9ee0a78SMarcel Holtmann bdaddr_t *bdaddr, u8 type); 870dcc36c16SJohan Hedberg int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type); 871dcc36c16SJohan Hedberg int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type); 872dcc36c16SJohan Hedberg void hci_bdaddr_list_clear(struct list_head *list); 873d2ab0ac1SMarcel Holtmann 87415819a70SAndre Guedes struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, 87515819a70SAndre Guedes bdaddr_t *addr, u8 addr_type); 87651d167c0SMarcel Holtmann struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, 87751d167c0SMarcel Holtmann bdaddr_t *addr, u8 addr_type); 878bf5b3c8bSMarcel Holtmann int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type, 879d06b50ceSMarcel Holtmann u8 auto_connect); 88015819a70SAndre Guedes void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); 881373110c5SJohan Hedberg void hci_conn_params_clear_all(struct hci_dev *hdev); 88255af49a8SJohan Hedberg void hci_conn_params_clear_disabled(struct hci_dev *hdev); 88315819a70SAndre Guedes 884501f8827SJohan Hedberg struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, 885501f8827SJohan Hedberg bdaddr_t *addr, 886501f8827SJohan Hedberg u8 addr_type); 88777a77a30SAndre Guedes 888a4790dbdSAndre Guedes void hci_update_background_scan(struct hci_dev *hdev); 889a4790dbdSAndre Guedes 89035f7498aSJohan Hedberg void hci_uuids_clear(struct hci_dev *hdev); 8912aeb9a1aSJohan Hedberg 89235f7498aSJohan Hedberg void hci_link_keys_clear(struct hci_dev *hdev); 89355ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 894567fa2aaSJohan Hedberg struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, 8957652ff6aSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, 8967652ff6aSJohan Hedberg u8 pin_len, bool *persistent); 897fe39c7b2SMarcel Holtmann struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, __le64 rand, 898e804d25dSJohan Hedberg u8 role); 899ca9142b8SJohan Hedberg struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 90035d70271SJohan Hedberg u8 addr_type, u8 type, u8 authenticated, 901fe39c7b2SMarcel Holtmann u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); 902c9839a11SVinicius Costa Gomes struct smp_ltk *hci_find_ltk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 903e804d25dSJohan Hedberg u8 addr_type, u8 role); 904e0b2b27eSJohan Hedberg int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); 90535f7498aSJohan Hedberg void hci_smp_ltks_clear(struct hci_dev *hdev); 90655ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 90755ed8ca1SJohan Hedberg 908970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); 909970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 910970c4e46SJohan Hedberg u8 addr_type); 911ca9142b8SJohan Hedberg struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, 912ca9142b8SJohan Hedberg u8 addr_type, u8 val[16], bdaddr_t *rpa); 913a7ec7338SJohan Hedberg void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); 914970c4e46SJohan Hedberg void hci_smp_irks_clear(struct hci_dev *hdev); 915970c4e46SJohan Hedberg 91635f7498aSJohan Hedberg void hci_remote_oob_data_clear(struct hci_dev *hdev); 9172763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 9182763eda6SSzymon Janc bdaddr_t *bdaddr); 9190798872eSMarcel Holtmann int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 9200798872eSMarcel Holtmann u8 *hash, u8 *randomizer); 9210798872eSMarcel Holtmann int hci_add_remote_oob_ext_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 9220798872eSMarcel Holtmann u8 *hash192, u8 *randomizer192, 9230798872eSMarcel Holtmann u8 *hash256, u8 *randomizer256); 9242763eda6SSzymon Janc int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); 9252763eda6SSzymon Janc 9261da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 9271da177e4SLinus Torvalds 928e1a26170SMarcel Holtmann int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); 929ef222013SMarcel Holtmann int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); 93099811510SSuraj Sumangala int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); 931ef222013SMarcel Holtmann 9320ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 933a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 934b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 935b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 9361da177e4SLinus Torvalds 9376935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 9381da177e4SLinus Torvalds 9391da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 940cad718edSJohan Hedberg #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) 941cad718edSJohan Hedberg #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) 942cad718edSJohan Hedberg #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) 943cad718edSJohan Hedberg #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) 944cad718edSJohan Hedberg #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) 945cad718edSJohan Hedberg #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) 946cad718edSJohan Hedberg #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) 947cad718edSJohan Hedberg #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) 948cad718edSJohan Hedberg #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) 949cad718edSJohan Hedberg #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) 950cad718edSJohan Hedberg #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) 951cad718edSJohan Hedberg #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) 952cad718edSJohan Hedberg #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) 953cad718edSJohan Hedberg #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) 954cad718edSJohan Hedberg #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) 955cad718edSJohan Hedberg #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) 956cad718edSJohan Hedberg #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) 957cad718edSJohan Hedberg #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) 95807a5c61eSFrédéric Dalleau #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) 9591da177e4SLinus Torvalds 960eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 96153b834d2SMarcel Holtmann #define lmp_csb_master_capable(dev) ((dev)->features[2][0] & LMP_CSB_MASTER) 96253b834d2SMarcel Holtmann #define lmp_csb_slave_capable(dev) ((dev)->features[2][0] & LMP_CSB_SLAVE) 96353b834d2SMarcel Holtmann #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) 96453b834d2SMarcel Holtmann #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) 965d5991585SMarcel Holtmann #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) 966d5991585SMarcel Holtmann #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) 96753b834d2SMarcel Holtmann 96853b834d2SMarcel Holtmann /* ----- Host capabilities ----- */ 969cad718edSJohan Hedberg #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) 970d5991585SMarcel Holtmann #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) 971cad718edSJohan Hedberg #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) 972cad718edSJohan Hedberg #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) 973eead27daSAndre Guedes 974432df05eSJohan Hedberg #define hdev_is_powered(hdev) (test_bit(HCI_UP, &hdev->flags) && \ 975432df05eSJohan Hedberg !test_bit(HCI_AUTO_OFF, &hdev->dev_flags)) 976432df05eSJohan Hedberg 9771da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 97820714bfeSFrédéric Dalleau #define HCI_PROTO_DEFER 0x01 97920714bfeSFrédéric Dalleau 9805a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 98120714bfeSFrédéric Dalleau __u8 type, __u8 *flags) 9821da177e4SLinus Torvalds { 983686ebf28SUlisses Furquim switch (type) { 984686ebf28SUlisses Furquim case ACL_LINK: 985686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 9861da177e4SLinus Torvalds 987686ebf28SUlisses Furquim case SCO_LINK: 988686ebf28SUlisses Furquim case ESCO_LINK: 98920714bfeSFrédéric Dalleau return sco_connect_ind(hdev, bdaddr, flags); 9901da177e4SLinus Torvalds 991686ebf28SUlisses Furquim default: 992686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 993686ebf28SUlisses Furquim return -EINVAL; 994686ebf28SUlisses Furquim } 9951da177e4SLinus Torvalds } 9961da177e4SLinus Torvalds 9971da177e4SLinus Torvalds static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) 9981da177e4SLinus Torvalds { 999686ebf28SUlisses Furquim switch (conn->type) { 1000686ebf28SUlisses Furquim case ACL_LINK: 1001686ebf28SUlisses Furquim case LE_LINK: 1002686ebf28SUlisses Furquim l2cap_connect_cfm(conn, status); 1003686ebf28SUlisses Furquim break; 10041da177e4SLinus Torvalds 1005686ebf28SUlisses Furquim case SCO_LINK: 1006686ebf28SUlisses Furquim case ESCO_LINK: 1007686ebf28SUlisses Furquim sco_connect_cfm(conn, status); 1008686ebf28SUlisses Furquim break; 10091da177e4SLinus Torvalds 1010686ebf28SUlisses Furquim default: 1011686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 1012686ebf28SUlisses Furquim break; 1013686ebf28SUlisses Furquim } 1014e9a416b5SJohan Hedberg 1015e9a416b5SJohan Hedberg if (conn->connect_cfm_cb) 1016e9a416b5SJohan Hedberg conn->connect_cfm_cb(conn, status); 10171da177e4SLinus Torvalds } 10181da177e4SLinus Torvalds 10192950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 10202950f21aSMarcel Holtmann { 1021686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1022686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 10232950f21aSMarcel Holtmann 1024686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 10252950f21aSMarcel Holtmann } 10262950f21aSMarcel Holtmann 10272950f21aSMarcel Holtmann static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) 10281da177e4SLinus Torvalds { 1029686ebf28SUlisses Furquim switch (conn->type) { 1030686ebf28SUlisses Furquim case ACL_LINK: 1031686ebf28SUlisses Furquim case LE_LINK: 1032686ebf28SUlisses Furquim l2cap_disconn_cfm(conn, reason); 1033686ebf28SUlisses Furquim break; 10341da177e4SLinus Torvalds 1035686ebf28SUlisses Furquim case SCO_LINK: 1036686ebf28SUlisses Furquim case ESCO_LINK: 1037686ebf28SUlisses Furquim sco_disconn_cfm(conn, reason); 1038686ebf28SUlisses Furquim break; 10391da177e4SLinus Torvalds 1040bd1eb66bSAndrei Emeltchenko /* L2CAP would be handled for BREDR chan */ 1041bd1eb66bSAndrei Emeltchenko case AMP_LINK: 1042bd1eb66bSAndrei Emeltchenko break; 1043bd1eb66bSAndrei Emeltchenko 1044686ebf28SUlisses Furquim default: 1045686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 1046686ebf28SUlisses Furquim break; 1047686ebf28SUlisses Furquim } 1048e9a416b5SJohan Hedberg 1049e9a416b5SJohan Hedberg if (conn->disconn_cfm_cb) 1050e9a416b5SJohan Hedberg conn->disconn_cfm_cb(conn, reason); 10511da177e4SLinus Torvalds } 10521da177e4SLinus Torvalds 10531da177e4SLinus Torvalds static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) 10541da177e4SLinus Torvalds { 10558c1b2355SMarcel Holtmann __u8 encrypt; 10568c1b2355SMarcel Holtmann 1057686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1058686ebf28SUlisses Furquim return; 1059686ebf28SUlisses Furquim 106051a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 10618c1b2355SMarcel Holtmann return; 10628c1b2355SMarcel Holtmann 10634dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 1064686ebf28SUlisses Furquim l2cap_security_cfm(conn, status, encrypt); 1065e9a416b5SJohan Hedberg 1066e9a416b5SJohan Hedberg if (conn->security_cfm_cb) 1067e9a416b5SJohan Hedberg conn->security_cfm_cb(conn, status); 10681da177e4SLinus Torvalds } 10691da177e4SLinus Torvalds 10705a9d0a3fSWaldemar Rymarkiewicz static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, 10715a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 10721da177e4SLinus Torvalds { 1073686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1074686ebf28SUlisses Furquim return; 10751da177e4SLinus Torvalds 1076686ebf28SUlisses Furquim l2cap_security_cfm(conn, status, encrypt); 1077e9a416b5SJohan Hedberg 1078e9a416b5SJohan Hedberg if (conn->security_cfm_cb) 1079e9a416b5SJohan Hedberg conn->security_cfm_cb(conn, status); 10801da177e4SLinus Torvalds } 10811da177e4SLinus Torvalds 10821da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 10831da177e4SLinus Torvalds struct hci_cb { 10841da177e4SLinus Torvalds struct list_head list; 10851da177e4SLinus Torvalds 10861da177e4SLinus Torvalds char *name; 10871da177e4SLinus Torvalds 10885a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 10895a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 10901da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 10911da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 10921da177e4SLinus Torvalds }; 10931da177e4SLinus Torvalds 10941da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 10951da177e4SLinus Torvalds { 1096711584eaSDenis Kirjanov struct hci_cb *cb; 10978c1b2355SMarcel Holtmann __u8 encrypt; 10981da177e4SLinus Torvalds 10991da177e4SLinus Torvalds hci_proto_auth_cfm(conn, status); 11001da177e4SLinus Torvalds 110151a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 11028c1b2355SMarcel Holtmann return; 11038c1b2355SMarcel Holtmann 11044dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 11058c1b2355SMarcel Holtmann 1106f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1107711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11088c1b2355SMarcel Holtmann if (cb->security_cfm) 11098c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11101da177e4SLinus Torvalds } 1111f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11121da177e4SLinus Torvalds } 11131da177e4SLinus Torvalds 11145a9d0a3fSWaldemar Rymarkiewicz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, 11155a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 11161da177e4SLinus Torvalds { 1117711584eaSDenis Kirjanov struct hci_cb *cb; 11181da177e4SLinus Torvalds 1119435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 1120435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 1121435fef20SMarcel Holtmann 112288167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 112388167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 112488167aedSVinicius Costa Gomes 11259719f8afSMarcel Holtmann hci_proto_encrypt_cfm(conn, status, encrypt); 11261da177e4SLinus Torvalds 1127f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1128711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11298c1b2355SMarcel Holtmann if (cb->security_cfm) 11308c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11311da177e4SLinus Torvalds } 1132f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11331da177e4SLinus Torvalds } 11341da177e4SLinus Torvalds 11351da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 11361da177e4SLinus Torvalds { 1137711584eaSDenis Kirjanov struct hci_cb *cb; 11381da177e4SLinus Torvalds 1139f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1140711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11411da177e4SLinus Torvalds if (cb->key_change_cfm) 11421da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 11431da177e4SLinus Torvalds } 1144f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11451da177e4SLinus Torvalds } 11461da177e4SLinus Torvalds 11475a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 11485a9d0a3fSWaldemar Rymarkiewicz __u8 role) 11491da177e4SLinus Torvalds { 1150711584eaSDenis Kirjanov struct hci_cb *cb; 11511da177e4SLinus Torvalds 1152f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1153711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11541da177e4SLinus Torvalds if (cb->role_switch_cfm) 11551da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 11561da177e4SLinus Torvalds } 1157f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11581da177e4SLinus Torvalds } 11591da177e4SLinus Torvalds 11606759a675SJohan Hedberg static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) 11616759a675SJohan Hedberg { 116284d9d071SJohan Hedberg size_t parsed = 0; 11636759a675SJohan Hedberg 11646c0c331eSJohan Hedberg if (data_len < 2) 11656c0c331eSJohan Hedberg return false; 11666c0c331eSJohan Hedberg 116784d9d071SJohan Hedberg while (parsed < data_len - 1) { 116884d9d071SJohan Hedberg u8 field_len = data[0]; 11696759a675SJohan Hedberg 11706759a675SJohan Hedberg if (field_len == 0) 11716759a675SJohan Hedberg break; 11726759a675SJohan Hedberg 11736759a675SJohan Hedberg parsed += field_len + 1; 11746759a675SJohan Hedberg 11756759a675SJohan Hedberg if (parsed > data_len) 11766759a675SJohan Hedberg break; 11776759a675SJohan Hedberg 11786759a675SJohan Hedberg if (data[1] == type) 11796759a675SJohan Hedberg return true; 11806759a675SJohan Hedberg 11816759a675SJohan Hedberg data += field_len + 1; 11826759a675SJohan Hedberg } 11836759a675SJohan Hedberg 11846759a675SJohan Hedberg return false; 11856759a675SJohan Hedberg } 11866759a675SJohan Hedberg 1187301cb2d8SJohan Hedberg static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) 1188301cb2d8SJohan Hedberg { 1189dbbfa2abSAndre Guedes if (addr_type != ADDR_LE_DEV_RANDOM) 1190301cb2d8SJohan Hedberg return false; 1191301cb2d8SJohan Hedberg 1192301cb2d8SJohan Hedberg if ((bdaddr->b[5] & 0xc0) == 0x40) 1193301cb2d8SJohan Hedberg return true; 1194301cb2d8SJohan Hedberg 1195301cb2d8SJohan Hedberg return false; 1196301cb2d8SJohan Hedberg } 1197301cb2d8SJohan Hedberg 1198c46245b3SJohan Hedberg static inline bool hci_is_identity_address(bdaddr_t *addr, u8 addr_type) 1199c46245b3SJohan Hedberg { 1200c46245b3SJohan Hedberg if (addr_type == ADDR_LE_DEV_PUBLIC) 1201c46245b3SJohan Hedberg return true; 1202c46245b3SJohan Hedberg 1203c46245b3SJohan Hedberg /* Check for Random Static address type */ 1204c46245b3SJohan Hedberg if ((addr->b[5] & 0xc0) == 0xc0) 1205c46245b3SJohan Hedberg return true; 1206c46245b3SJohan Hedberg 1207c46245b3SJohan Hedberg return false; 1208c46245b3SJohan Hedberg } 1209c46245b3SJohan Hedberg 12102426f3a5SJohan Hedberg static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, 12112426f3a5SJohan Hedberg bdaddr_t *bdaddr, u8 addr_type) 12122426f3a5SJohan Hedberg { 12132426f3a5SJohan Hedberg if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) 12142426f3a5SJohan Hedberg return NULL; 12152426f3a5SJohan Hedberg 12162426f3a5SJohan Hedberg return hci_find_irk_by_rpa(hdev, bdaddr); 12172426f3a5SJohan Hedberg } 12182426f3a5SJohan Hedberg 1219d4905f24SAndre Guedes static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, 1220d4905f24SAndre Guedes u16 to_multiplier) 1221d4905f24SAndre Guedes { 1222d4905f24SAndre Guedes u16 max_latency; 1223d4905f24SAndre Guedes 1224d4905f24SAndre Guedes if (min > max || min < 6 || max > 3200) 1225d4905f24SAndre Guedes return -EINVAL; 1226d4905f24SAndre Guedes 1227d4905f24SAndre Guedes if (to_multiplier < 10 || to_multiplier > 3200) 1228d4905f24SAndre Guedes return -EINVAL; 1229d4905f24SAndre Guedes 1230d4905f24SAndre Guedes if (max >= to_multiplier * 8) 1231d4905f24SAndre Guedes return -EINVAL; 1232d4905f24SAndre Guedes 1233d4905f24SAndre Guedes max_latency = (to_multiplier * 8 / max) - 1; 1234d4905f24SAndre Guedes if (latency > 499 || latency > max_latency) 1235d4905f24SAndre Guedes return -EINVAL; 1236d4905f24SAndre Guedes 1237d4905f24SAndre Guedes return 0; 1238d4905f24SAndre Guedes } 1239d4905f24SAndre Guedes 12401da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 12411da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 12421da177e4SLinus Torvalds 12433119ae95SJohan Hedberg struct hci_request { 12443119ae95SJohan Hedberg struct hci_dev *hdev; 12453119ae95SJohan Hedberg struct sk_buff_head cmd_q; 12465d73e034SAndre Guedes 12475d73e034SAndre Guedes /* If something goes wrong when building the HCI request, the error 12485d73e034SAndre Guedes * value is stored in this field. 12495d73e034SAndre Guedes */ 12505d73e034SAndre Guedes int err; 12513119ae95SJohan Hedberg }; 12523119ae95SJohan Hedberg 12533119ae95SJohan Hedberg void hci_req_init(struct hci_request *req, struct hci_dev *hdev); 12543119ae95SJohan Hedberg int hci_req_run(struct hci_request *req, hci_req_complete_t complete); 125507dc93ddSJohan Hedberg void hci_req_add(struct hci_request *req, u16 opcode, u32 plen, 125607dc93ddSJohan Hedberg const void *param); 125707dc93ddSJohan Hedberg void hci_req_add_ev(struct hci_request *req, u16 opcode, u32 plen, 125807dc93ddSJohan Hedberg const void *param, u8 event); 12599238f36aSJohan Hedberg void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status); 1260899de765SMarcel Holtmann bool hci_req_pending(struct hci_dev *hdev); 12613119ae95SJohan Hedberg 1262b1efcc28SAndre Guedes void hci_req_add_le_scan_disable(struct hci_request *req); 12638ef30fd3SAndre Guedes void hci_req_add_le_passive_scan(struct hci_request *req); 1264b1efcc28SAndre Guedes 1265432df05eSJohan Hedberg void hci_update_page_scan(struct hci_dev *hdev, struct hci_request *req); 1266432df05eSJohan Hedberg 126775e84b7cSJohan Hedberg struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 126807dc93ddSJohan Hedberg const void *param, u32 timeout); 12697b1abbbeSJohan Hedberg struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, 127007dc93ddSJohan Hedberg const void *param, u8 event, u32 timeout); 127175e84b7cSJohan Hedberg 127207dc93ddSJohan Hedberg int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, 127307dc93ddSJohan Hedberg const void *param); 127473d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 12750d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 12761da177e4SLinus Torvalds 1277a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 12781da177e4SLinus Torvalds 12791da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 1280470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 1281470fe1b5SMarcel Holtmann void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk); 1282cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 12831da177e4SLinus Torvalds 1284040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 1285040030efSMarcel Holtmann 12860381101fSJohan Hedberg /* Management interface */ 1287591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 1288591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 1289591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1290591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 1291591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 1292591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1293f39799f5SAndre Guedes 12940d8cc935SAndre Guedes /* These LE scan and inquiry parameters were chosen according to LE General 12950d8cc935SAndre Guedes * Discovery Procedure specification. 12960d8cc935SAndre Guedes */ 12970d8cc935SAndre Guedes #define DISCOV_LE_SCAN_WIN 0x12 12980d8cc935SAndre Guedes #define DISCOV_LE_SCAN_INT 0x12 12993d5a76f0SLukasz Rymanowski #define DISCOV_LE_TIMEOUT 10240 /* msec */ 1300ae55f598SLukasz Rymanowski #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ 13010d8cc935SAndre Guedes #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 13020d8cc935SAndre Guedes #define DISCOV_BREDR_INQUIRY_LEN 0x08 13030d8cc935SAndre Guedes 13040381101fSJohan Hedberg int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); 130591a668b0SJohan Hedberg int mgmt_new_settings(struct hci_dev *hdev); 1306bf6b56dbSMarcel Holtmann void mgmt_index_added(struct hci_dev *hdev); 1307bf6b56dbSMarcel Holtmann void mgmt_index_removed(struct hci_dev *hdev); 13083eec705eSMarcel Holtmann void mgmt_set_powered_failed(struct hci_dev *hdev, int err); 1309744cf19eSJohan Hedberg int mgmt_powered(struct hci_dev *hdev, u8 powered); 1310bc6d2d04SJohan Hedberg int mgmt_update_adv_data(struct hci_dev *hdev); 1311d1967ff8SMarcel Holtmann void mgmt_discoverable_timeout(struct hci_dev *hdev); 1312dc4a5ee2SMarcel Holtmann void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 1313745c0ce3SVishal Agarwal bool persistent); 1314ecd90ae7SMarcel Holtmann void mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 131504124681SGustavo F. Padovan u8 addr_type, u32 flags, u8 *name, u8 name_len, 131604124681SGustavo F. Padovan u8 *dev_class); 13179b80ec5eSMarcel Holtmann void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 131812d4a3b2SJohan Hedberg u8 link_type, u8 addr_type, u8 reason, 131912d4a3b2SJohan Hedberg bool mgmt_connected); 13207892924cSMarcel Holtmann void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 132188c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1322445608d0SMarcel Holtmann void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 132348264f06SJohan Hedberg u8 addr_type, u8 status); 1324ce0e4a0dSMarcel Holtmann void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 1325e669cf80SMarcel Holtmann void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1326c35938b2SSzymon Janc u8 status); 13273eb38528SMarcel Holtmann void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1328744cf19eSJohan Hedberg u8 status); 1329744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 133039adbffeSJohan Hedberg u8 link_type, u8 addr_type, u32 value, 1331272d90dfSJohan Hedberg u8 confirm_hint); 1332744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1333272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1334272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1335272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1336272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1337272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1338604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1339272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1340272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1341272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 134292a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, 134392a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey, 134492a25256SJohan Hedberg u8 entered); 1345e1e930f5SJohan Hedberg void mgmt_auth_failed(struct hci_conn *conn, u8 status); 1346464996aeSMarcel Holtmann void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 13473e248560SMarcel Holtmann void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 1348eac83dc6SMarcel Holtmann void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 13494e1b0245SMarcel Holtmann void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 13507f9a903cSMarcel Holtmann u8 status); 13517667da34SMarcel Holtmann void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 13524d2d2796SMarcel Holtmann void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, 13534d2d2796SMarcel Holtmann u8 *randomizer192, u8 *hash256, 13544d2d2796SMarcel Holtmann u8 *randomizer256, u8 status); 1355901801b9SMarcel Holtmann void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1356af58925cSMarcel Holtmann u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, 1357af58925cSMarcel Holtmann u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len); 13589cf12aeeSMarcel Holtmann void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1359b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 13602f1e063bSMarcel Holtmann void mgmt_discovering(struct hci_dev *hdev, u8 discovering); 136184c61d92SJohan Hedberg bool mgmt_powering_down(struct hci_dev *hdev); 136253ac6ab6SMarcel Holtmann void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); 136395fbac8aSJohan Hedberg void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk); 136453ac6ab6SMarcel Holtmann void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, 136553ac6ab6SMarcel Holtmann bool persistent); 1366ffb5a827SAndre Guedes void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, 1367f4869e2aSJohan Hedberg u8 bdaddr_type, u8 store_hint, u16 min_interval, 1368f4869e2aSJohan Hedberg u16 max_interval, u16 latency, u16 timeout); 13695976e608SMarcel Holtmann void mgmt_reenable_advertising(struct hci_dev *hdev); 1370f4a407beSJohan Hedberg void mgmt_smp_complete(struct hci_conn *conn, bool complete); 1371346af67bSVinicius Costa Gomes 13727d6ca693SJohan Hedberg u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, 13737d6ca693SJohan Hedberg u16 to_multiplier); 1374fe39c7b2SMarcel Holtmann void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, 1375a7a595f6SVinicius Costa Gomes __u8 ltk[16]); 13762519a1fcSAndre Guedes 137794b1fc92SMarcel Holtmann int hci_update_random_address(struct hci_request *req, bool require_privacy, 137894b1fc92SMarcel Holtmann u8 *own_addr_type); 1379a1f4c318SJohan Hedberg void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, 1380a1f4c318SJohan Hedberg u8 *bdaddr_type); 1381ebd3a747SJohan Hedberg 13825d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_MASK 0x0003 13835d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_CVSD 0x0000 13845d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_TRANSP 0x0003 13855d4d62f6SFrédéric Dalleau 13861da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1387