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 30599780a7bSJohan Hedberg struct crypto_blkcipher *tfm_aes; 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; 46715819a70SAndre Guedes }; 46815819a70SAndre Guedes 4691da177e4SLinus Torvalds extern struct list_head hci_dev_list; 4701da177e4SLinus Torvalds extern struct list_head hci_cb_list; 4711da177e4SLinus Torvalds extern rwlock_t hci_dev_list_lock; 4721da177e4SLinus Torvalds extern rwlock_t hci_cb_list_lock; 4731da177e4SLinus Torvalds 474686ebf28SUlisses Furquim /* ----- HCI interface to upper protocols ----- */ 475e74e58f8SJoe Perches int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr); 476e74e58f8SJoe Perches void l2cap_connect_cfm(struct hci_conn *hcon, u8 status); 477e74e58f8SJoe Perches int l2cap_disconn_ind(struct hci_conn *hcon); 478e74e58f8SJoe Perches void l2cap_disconn_cfm(struct hci_conn *hcon, u8 reason); 479e74e58f8SJoe Perches int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt); 480e74e58f8SJoe Perches int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 flags); 481686ebf28SUlisses Furquim 482e74e58f8SJoe Perches int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags); 483e74e58f8SJoe Perches void sco_connect_cfm(struct hci_conn *hcon, __u8 status); 484e74e58f8SJoe Perches void sco_disconn_cfm(struct hci_conn *hcon, __u8 reason); 485e74e58f8SJoe Perches int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb); 486686ebf28SUlisses Furquim 4871da177e4SLinus Torvalds /* ----- Inquiry cache ----- */ 48870f23020SAndrei Emeltchenko #define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ 48970f23020SAndrei Emeltchenko #define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ 4901da177e4SLinus Torvalds 49130883512SJohan Hedberg static inline void discovery_init(struct hci_dev *hdev) 4921da177e4SLinus Torvalds { 493ff9ef578SJohan Hedberg hdev->discovery.state = DISCOVERY_STOPPED; 49430883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.all); 49530883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.unknown); 49630883512SJohan Hedberg INIT_LIST_HEAD(&hdev->discovery.resolve); 4971da177e4SLinus Torvalds } 4981da177e4SLinus Torvalds 49930dc78e1SJohan Hedberg bool hci_discovery_active(struct hci_dev *hdev); 50030dc78e1SJohan Hedberg 501ff9ef578SJohan Hedberg void hci_discovery_set_state(struct hci_dev *hdev, int state); 502ff9ef578SJohan Hedberg 5031da177e4SLinus Torvalds static inline int inquiry_cache_empty(struct hci_dev *hdev) 5041da177e4SLinus Torvalds { 50530883512SJohan Hedberg return list_empty(&hdev->discovery.all); 5061da177e4SLinus Torvalds } 5071da177e4SLinus Torvalds 5081da177e4SLinus Torvalds static inline long inquiry_cache_age(struct hci_dev *hdev) 5091da177e4SLinus Torvalds { 51030883512SJohan Hedberg struct discovery_state *c = &hdev->discovery; 5111da177e4SLinus Torvalds return jiffies - c->timestamp; 5121da177e4SLinus Torvalds } 5131da177e4SLinus Torvalds 5141da177e4SLinus Torvalds static inline long inquiry_entry_age(struct inquiry_entry *e) 5151da177e4SLinus Torvalds { 5161da177e4SLinus Torvalds return jiffies - e->timestamp; 5171da177e4SLinus Torvalds } 5181da177e4SLinus Torvalds 5195a9d0a3fSWaldemar Rymarkiewicz struct inquiry_entry *hci_inquiry_cache_lookup(struct hci_dev *hdev, 5205a9d0a3fSWaldemar Rymarkiewicz bdaddr_t *bdaddr); 521561aafbcSJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_unknown(struct hci_dev *hdev, 522561aafbcSJohan Hedberg bdaddr_t *bdaddr); 52330dc78e1SJohan Hedberg struct inquiry_entry *hci_inquiry_cache_lookup_resolve(struct hci_dev *hdev, 52430dc78e1SJohan Hedberg bdaddr_t *bdaddr, 52530dc78e1SJohan Hedberg int state); 526a3d4e20aSJohan Hedberg void hci_inquiry_cache_update_resolve(struct hci_dev *hdev, 527a3d4e20aSJohan Hedberg struct inquiry_entry *ie); 528af58925cSMarcel Holtmann u32 hci_inquiry_cache_update(struct hci_dev *hdev, struct inquiry_data *data, 529af58925cSMarcel Holtmann bool name_known); 5301f9b9a5dSAndre Guedes void hci_inquiry_cache_flush(struct hci_dev *hdev); 5311da177e4SLinus Torvalds 5321da177e4SLinus Torvalds /* ----- HCI Connections ----- */ 5331da177e4SLinus Torvalds enum { 5341da177e4SLinus Torvalds HCI_CONN_AUTH_PEND, 53519f8def0SWaldemar Rymarkiewicz HCI_CONN_REAUTH_PEND, 5361da177e4SLinus Torvalds HCI_CONN_ENCRYPT_PEND, 53704837f64SMarcel Holtmann HCI_CONN_RSWITCH_PEND, 53804837f64SMarcel Holtmann HCI_CONN_MODE_CHANGE_PEND, 539e73439d8SMarcel Holtmann HCI_CONN_SCO_SETUP_PEND, 540d26a2345SVinicius Costa Gomes HCI_CONN_LE_SMP_PEND, 541b644ba33SJohan Hedberg HCI_CONN_MGMT_CONNECTED, 54258a681efSJohan Hedberg HCI_CONN_SSP_ENABLED, 543eb9a8f3fSMarcel Holtmann HCI_CONN_SC_ENABLED, 544abf76badSMarcel Holtmann HCI_CONN_AES_CCM, 54558a681efSJohan Hedberg HCI_CONN_POWER_SAVE, 54658a681efSJohan Hedberg HCI_CONN_REMOTE_OOB, 547af6a9c32SJohan Hedberg HCI_CONN_FLUSH_KEY, 5484dae2798SJohan Hedberg HCI_CONN_ENCRYPT, 5494dae2798SJohan Hedberg HCI_CONN_AUTH, 5504dae2798SJohan Hedberg HCI_CONN_SECURE, 5514dae2798SJohan Hedberg HCI_CONN_FIPS, 552fe59a05fSJohan Hedberg HCI_CONN_STK_ENCRYPT, 553977f8fceSJohan Hedberg HCI_CONN_AUTH_INITIATOR, 5541da177e4SLinus Torvalds }; 5551da177e4SLinus Torvalds 556aa64a8b5SJohan Hedberg static inline bool hci_conn_ssp_enabled(struct hci_conn *conn) 557aa64a8b5SJohan Hedberg { 558aa64a8b5SJohan Hedberg struct hci_dev *hdev = conn->hdev; 559c3c7ea65SGustavo Padovan return test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && 560c3c7ea65SGustavo Padovan test_bit(HCI_CONN_SSP_ENABLED, &conn->flags); 561aa64a8b5SJohan Hedberg } 562aa64a8b5SJohan Hedberg 563eb9a8f3fSMarcel Holtmann static inline bool hci_conn_sc_enabled(struct hci_conn *conn) 564eb9a8f3fSMarcel Holtmann { 565eb9a8f3fSMarcel Holtmann struct hci_dev *hdev = conn->hdev; 566eb9a8f3fSMarcel Holtmann return test_bit(HCI_SC_ENABLED, &hdev->dev_flags) && 567eb9a8f3fSMarcel Holtmann test_bit(HCI_CONN_SC_ENABLED, &conn->flags); 568eb9a8f3fSMarcel Holtmann } 569eb9a8f3fSMarcel Holtmann 5701da177e4SLinus Torvalds static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) 5711da177e4SLinus Torvalds { 5721da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 573bf4c6325SGustavo F. Padovan list_add_rcu(&c->list, &h->list); 574fcd89c09SVille Tervo switch (c->type) { 575fcd89c09SVille Tervo case ACL_LINK: 5761da177e4SLinus Torvalds h->acl_num++; 577fcd89c09SVille Tervo break; 578bd1eb66bSAndrei Emeltchenko case AMP_LINK: 579bd1eb66bSAndrei Emeltchenko h->amp_num++; 580bd1eb66bSAndrei Emeltchenko break; 581fcd89c09SVille Tervo case LE_LINK: 582fcd89c09SVille Tervo h->le_num++; 583f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 584f8218dc6SJohan Hedberg h->le_num_slave++; 585fcd89c09SVille Tervo break; 586fcd89c09SVille Tervo case SCO_LINK: 587fcd89c09SVille Tervo case ESCO_LINK: 5881da177e4SLinus Torvalds h->sco_num++; 589fcd89c09SVille Tervo break; 590fcd89c09SVille Tervo } 5911da177e4SLinus Torvalds } 5921da177e4SLinus Torvalds 5931da177e4SLinus Torvalds static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) 5941da177e4SLinus Torvalds { 5951da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 596bf4c6325SGustavo F. Padovan 597bf4c6325SGustavo F. Padovan list_del_rcu(&c->list); 598bf4c6325SGustavo F. Padovan synchronize_rcu(); 599bf4c6325SGustavo F. Padovan 600fcd89c09SVille Tervo switch (c->type) { 601fcd89c09SVille Tervo case ACL_LINK: 6021da177e4SLinus Torvalds h->acl_num--; 603fcd89c09SVille Tervo break; 604bd1eb66bSAndrei Emeltchenko case AMP_LINK: 605bd1eb66bSAndrei Emeltchenko h->amp_num--; 606bd1eb66bSAndrei Emeltchenko break; 607fcd89c09SVille Tervo case LE_LINK: 608fcd89c09SVille Tervo h->le_num--; 609f8218dc6SJohan Hedberg if (c->role == HCI_ROLE_SLAVE) 610f8218dc6SJohan Hedberg h->le_num_slave--; 611fcd89c09SVille Tervo break; 612fcd89c09SVille Tervo case SCO_LINK: 613fcd89c09SVille Tervo case ESCO_LINK: 6141da177e4SLinus Torvalds h->sco_num--; 615fcd89c09SVille Tervo break; 616fcd89c09SVille Tervo } 6171da177e4SLinus Torvalds } 6181da177e4SLinus Torvalds 61952087a79SLuiz Augusto von Dentz static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type) 62052087a79SLuiz Augusto von Dentz { 62152087a79SLuiz Augusto von Dentz struct hci_conn_hash *h = &hdev->conn_hash; 62252087a79SLuiz Augusto von Dentz switch (type) { 62352087a79SLuiz Augusto von Dentz case ACL_LINK: 62452087a79SLuiz Augusto von Dentz return h->acl_num; 625bd1eb66bSAndrei Emeltchenko case AMP_LINK: 626bd1eb66bSAndrei Emeltchenko return h->amp_num; 62752087a79SLuiz Augusto von Dentz case LE_LINK: 62852087a79SLuiz Augusto von Dentz return h->le_num; 62952087a79SLuiz Augusto von Dentz case SCO_LINK: 63052087a79SLuiz Augusto von Dentz case ESCO_LINK: 63152087a79SLuiz Augusto von Dentz return h->sco_num; 63252087a79SLuiz Augusto von Dentz default: 63352087a79SLuiz Augusto von Dentz return 0; 63452087a79SLuiz Augusto von Dentz } 63552087a79SLuiz Augusto von Dentz } 63652087a79SLuiz Augusto von Dentz 637f4f07505SJohan Hedberg static inline unsigned int hci_conn_count(struct hci_dev *hdev) 638f4f07505SJohan Hedberg { 639f4f07505SJohan Hedberg struct hci_conn_hash *c = &hdev->conn_hash; 640f4f07505SJohan Hedberg 641f4f07505SJohan Hedberg return c->acl_num + c->amp_num + c->sco_num + c->le_num; 642f4f07505SJohan Hedberg } 643f4f07505SJohan Hedberg 6441da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, 6451da177e4SLinus Torvalds __u16 handle) 6461da177e4SLinus Torvalds { 6471da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 6481da177e4SLinus Torvalds struct hci_conn *c; 6491da177e4SLinus Torvalds 650bf4c6325SGustavo F. Padovan rcu_read_lock(); 651bf4c6325SGustavo F. Padovan 652bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 653bf4c6325SGustavo F. Padovan if (c->handle == handle) { 654bf4c6325SGustavo F. Padovan rcu_read_unlock(); 6551da177e4SLinus Torvalds return c; 6561da177e4SLinus Torvalds } 657bf4c6325SGustavo F. Padovan } 658bf4c6325SGustavo F. Padovan rcu_read_unlock(); 659bf4c6325SGustavo F. Padovan 6601da177e4SLinus Torvalds return NULL; 6611da177e4SLinus Torvalds } 6621da177e4SLinus Torvalds 6631da177e4SLinus Torvalds static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, 6641da177e4SLinus Torvalds __u8 type, bdaddr_t *ba) 6651da177e4SLinus Torvalds { 6661da177e4SLinus Torvalds struct hci_conn_hash *h = &hdev->conn_hash; 6671da177e4SLinus Torvalds struct hci_conn *c; 6681da177e4SLinus Torvalds 669bf4c6325SGustavo F. Padovan rcu_read_lock(); 670bf4c6325SGustavo F. Padovan 671bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 672bf4c6325SGustavo F. Padovan if (c->type == type && !bacmp(&c->dst, ba)) { 673bf4c6325SGustavo F. Padovan rcu_read_unlock(); 6741da177e4SLinus Torvalds return c; 6751da177e4SLinus Torvalds } 676bf4c6325SGustavo F. Padovan } 677bf4c6325SGustavo F. Padovan 678bf4c6325SGustavo F. Padovan rcu_read_unlock(); 679bf4c6325SGustavo F. Padovan 6801da177e4SLinus Torvalds return NULL; 6811da177e4SLinus Torvalds } 6821da177e4SLinus Torvalds 6834c67bc74SMarcel Holtmann static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, 6844c67bc74SMarcel Holtmann __u8 type, __u16 state) 6854c67bc74SMarcel Holtmann { 6864c67bc74SMarcel Holtmann struct hci_conn_hash *h = &hdev->conn_hash; 6874c67bc74SMarcel Holtmann struct hci_conn *c; 6884c67bc74SMarcel Holtmann 689bf4c6325SGustavo F. Padovan rcu_read_lock(); 690bf4c6325SGustavo F. Padovan 691bf4c6325SGustavo F. Padovan list_for_each_entry_rcu(c, &h->list, list) { 692bf4c6325SGustavo F. Padovan if (c->type == type && c->state == state) { 693bf4c6325SGustavo F. Padovan rcu_read_unlock(); 6944c67bc74SMarcel Holtmann return c; 6954c67bc74SMarcel Holtmann } 696bf4c6325SGustavo F. Padovan } 697bf4c6325SGustavo F. Padovan 698bf4c6325SGustavo F. Padovan rcu_read_unlock(); 699bf4c6325SGustavo F. Padovan 7004c67bc74SMarcel Holtmann return NULL; 7014c67bc74SMarcel Holtmann } 7024c67bc74SMarcel Holtmann 703bed71748SAndre Guedes void hci_disconnect(struct hci_conn *conn, __u8 reason); 7042dea632fSFrédéric Dalleau bool hci_setup_sync(struct hci_conn *conn, __u16 handle); 705e73439d8SMarcel Holtmann void hci_sco_setup(struct hci_conn *conn, __u8 status); 7061da177e4SLinus Torvalds 707a5c4e309SJohan Hedberg struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst, 708a5c4e309SJohan Hedberg u8 role); 7091da177e4SLinus Torvalds int hci_conn_del(struct hci_conn *conn); 7101da177e4SLinus Torvalds void hci_conn_hash_flush(struct hci_dev *hdev); 711a9de9248SMarcel Holtmann void hci_conn_check_pending(struct hci_dev *hdev); 7121da177e4SLinus Torvalds 71373d80debSLuiz Augusto von Dentz struct hci_chan *hci_chan_create(struct hci_conn *conn); 7149472007cSAndrei Emeltchenko void hci_chan_del(struct hci_chan *chan); 7152c33c06aSGustavo F. Padovan void hci_chan_list_flush(struct hci_conn *conn); 71642c4e53eSAndrei Emeltchenko struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle); 71773d80debSLuiz Augusto von Dentz 71804a6c589SAndre Guedes struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, 719cdd6275eSJohan Hedberg u8 dst_type, u8 sec_level, u16 conn_timeout, 720e804d25dSJohan Hedberg u8 role); 72104a6c589SAndre Guedes struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, 72204a6c589SAndre Guedes u8 sec_level, u8 auth_type); 72310c62ddcSFrédéric Dalleau struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, 72410c62ddcSFrédéric Dalleau __u16 setting); 725e7c29cb1SMarcel Holtmann int hci_conn_check_link_mode(struct hci_conn *conn); 726b3b1b061SWaldemar Rymarkiewicz int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); 727e7cafc45SJohan Hedberg int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type, 728e7cafc45SJohan Hedberg bool initiator); 7291da177e4SLinus Torvalds int hci_conn_change_link_key(struct hci_conn *conn); 7308c1b2355SMarcel Holtmann int hci_conn_switch_role(struct hci_conn *conn, __u8 role); 7311da177e4SLinus Torvalds 73214b12d0bSJaikumar Ganesh void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active); 7331da177e4SLinus Torvalds 73406c053fbSAndre Guedes void hci_le_conn_failed(struct hci_conn *conn, u8 status); 73506c053fbSAndre Guedes 7368d12356fSDavid Herrmann /* 7378d12356fSDavid Herrmann * hci_conn_get() and hci_conn_put() are used to control the life-time of an 7388d12356fSDavid Herrmann * "hci_conn" object. They do not guarantee that the hci_conn object is running, 7398d12356fSDavid Herrmann * working or anything else. They just guarantee that the object is available 7408d12356fSDavid Herrmann * and can be dereferenced. So you can use its locks, local variables and any 7418d12356fSDavid Herrmann * other constant data. 7428d12356fSDavid Herrmann * Before accessing runtime data, you _must_ lock the object and then check that 7438d12356fSDavid Herrmann * it is still running. As soon as you release the locks, the connection might 7448d12356fSDavid Herrmann * get dropped, though. 7458d12356fSDavid Herrmann * 7468d12356fSDavid Herrmann * On the other hand, hci_conn_hold() and hci_conn_drop() are used to control 7478d12356fSDavid Herrmann * how long the underlying connection is held. So every channel that runs on the 7488d12356fSDavid Herrmann * hci_conn object calls this to prevent the connection from disappearing. As 7498d12356fSDavid Herrmann * long as you hold a device, you must also guarantee that you have a valid 7508d12356fSDavid Herrmann * reference to the device via hci_conn_get() (or the initial reference from 7518d12356fSDavid Herrmann * hci_conn_add()). 7528d12356fSDavid Herrmann * The hold()/drop() ref-count is known to drop below 0 sometimes, which doesn't 7538d12356fSDavid Herrmann * break because nobody cares for that. But this means, we cannot use 7548d12356fSDavid Herrmann * _get()/_drop() in it, but require the caller to have a valid ref (FIXME). 7558d12356fSDavid Herrmann */ 7568d12356fSDavid Herrmann 7578d12356fSDavid Herrmann static inline void hci_conn_get(struct hci_conn *conn) 7588d12356fSDavid Herrmann { 7598d12356fSDavid Herrmann get_device(&conn->dev); 7608d12356fSDavid Herrmann } 7618d12356fSDavid Herrmann 7628d12356fSDavid Herrmann static inline void hci_conn_put(struct hci_conn *conn) 7638d12356fSDavid Herrmann { 7648d12356fSDavid Herrmann put_device(&conn->dev); 7658d12356fSDavid Herrmann } 7668d12356fSDavid Herrmann 7671da177e4SLinus Torvalds static inline void hci_conn_hold(struct hci_conn *conn) 7681da177e4SLinus Torvalds { 76971becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 77038b3fef1SAndrei Emeltchenko 7711da177e4SLinus Torvalds atomic_inc(&conn->refcnt); 7722f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 7731da177e4SLinus Torvalds } 7741da177e4SLinus Torvalds 77576a68ba0SDavid Herrmann static inline void hci_conn_drop(struct hci_conn *conn) 7761da177e4SLinus Torvalds { 77771becf0cSAndrei Emeltchenko BT_DBG("hcon %p orig refcnt %d", conn, atomic_read(&conn->refcnt)); 77838b3fef1SAndrei Emeltchenko 7791da177e4SLinus Torvalds if (atomic_dec_and_test(&conn->refcnt)) { 78004837f64SMarcel Holtmann unsigned long timeo; 781716e4ab5SAndrei Emeltchenko 782716e4ab5SAndrei Emeltchenko switch (conn->type) { 783716e4ab5SAndrei Emeltchenko case ACL_LINK: 784716e4ab5SAndrei Emeltchenko case LE_LINK: 785a74a84f6SJohan Hedberg cancel_delayed_work(&conn->idle_work); 7866ac59344SMarcel Holtmann if (conn->state == BT_CONNECTED) { 7875f246e89SAndrei Emeltchenko timeo = conn->disc_timeout; 78804837f64SMarcel Holtmann if (!conn->out) 789052b30b0SMarcel Holtmann timeo *= 2; 7905a9d0a3fSWaldemar Rymarkiewicz } else { 7916ac59344SMarcel Holtmann timeo = msecs_to_jiffies(10); 7925a9d0a3fSWaldemar Rymarkiewicz } 793716e4ab5SAndrei Emeltchenko break; 794716e4ab5SAndrei Emeltchenko 795716e4ab5SAndrei Emeltchenko case AMP_LINK: 796716e4ab5SAndrei Emeltchenko timeo = conn->disc_timeout; 797716e4ab5SAndrei Emeltchenko break; 798716e4ab5SAndrei Emeltchenko 799716e4ab5SAndrei Emeltchenko default: 80004837f64SMarcel Holtmann timeo = msecs_to_jiffies(10); 801716e4ab5SAndrei Emeltchenko break; 8025a9d0a3fSWaldemar Rymarkiewicz } 803716e4ab5SAndrei Emeltchenko 8042f304d1eSAndre Guedes cancel_delayed_work(&conn->disc_work); 80519c40e3bSGustavo F. Padovan queue_delayed_work(conn->hdev->workqueue, 8061931782bSVinicius Costa Gomes &conn->disc_work, timeo); 8071da177e4SLinus Torvalds } 8081da177e4SLinus Torvalds } 8091da177e4SLinus Torvalds 8101da177e4SLinus Torvalds /* ----- HCI Devices ----- */ 811dc946bd8SDavid Herrmann static inline void hci_dev_put(struct hci_dev *d) 8121da177e4SLinus Torvalds { 813376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 814376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 815376261aeSAndrei Emeltchenko 8164c724c71SDavid Herrmann put_device(&d->dev); 817010666a1SDavid Herrmann } 8181da177e4SLinus Torvalds 819dc946bd8SDavid Herrmann static inline struct hci_dev *hci_dev_hold(struct hci_dev *d) 8201da177e4SLinus Torvalds { 821376261aeSAndrei Emeltchenko BT_DBG("%s orig refcnt %d", d->name, 822376261aeSAndrei Emeltchenko atomic_read(&d->dev.kobj.kref.refcount)); 823376261aeSAndrei Emeltchenko 8244c724c71SDavid Herrmann get_device(&d->dev); 8251da177e4SLinus Torvalds return d; 8261da177e4SLinus Torvalds } 8271da177e4SLinus Torvalds 82809fd0de5SGustavo F. Padovan #define hci_dev_lock(d) mutex_lock(&d->lock) 82909fd0de5SGustavo F. Padovan #define hci_dev_unlock(d) mutex_unlock(&d->lock) 8301da177e4SLinus Torvalds 831aa2b86d7SDavid Herrmann #define to_hci_dev(d) container_of(d, struct hci_dev, dev) 8323dc07322SDavid Herrmann #define to_hci_conn(c) container_of(c, struct hci_conn, dev) 833aa2b86d7SDavid Herrmann 834155961e8SDavid Herrmann static inline void *hci_get_drvdata(struct hci_dev *hdev) 835155961e8SDavid Herrmann { 836155961e8SDavid Herrmann return dev_get_drvdata(&hdev->dev); 837155961e8SDavid Herrmann } 838155961e8SDavid Herrmann 839155961e8SDavid Herrmann static inline void hci_set_drvdata(struct hci_dev *hdev, void *data) 840155961e8SDavid Herrmann { 841155961e8SDavid Herrmann dev_set_drvdata(&hdev->dev, data); 842155961e8SDavid Herrmann } 843155961e8SDavid Herrmann 8441da177e4SLinus Torvalds struct hci_dev *hci_dev_get(int index); 8450c0afedfSJohan Hedberg struct hci_dev *hci_get_route(bdaddr_t *dst, bdaddr_t *src); 8461da177e4SLinus Torvalds 8471da177e4SLinus Torvalds struct hci_dev *hci_alloc_dev(void); 8481da177e4SLinus Torvalds void hci_free_dev(struct hci_dev *hdev); 8491da177e4SLinus Torvalds int hci_register_dev(struct hci_dev *hdev); 85059735631SDavid Herrmann void hci_unregister_dev(struct hci_dev *hdev); 8511da177e4SLinus Torvalds int hci_suspend_dev(struct hci_dev *hdev); 8521da177e4SLinus Torvalds int hci_resume_dev(struct hci_dev *hdev); 8531da177e4SLinus Torvalds int hci_dev_open(__u16 dev); 8541da177e4SLinus Torvalds int hci_dev_close(__u16 dev); 8551da177e4SLinus Torvalds int hci_dev_reset(__u16 dev); 8561da177e4SLinus Torvalds int hci_dev_reset_stat(__u16 dev); 8571da177e4SLinus Torvalds int hci_dev_cmd(unsigned int cmd, void __user *arg); 8581da177e4SLinus Torvalds int hci_get_dev_list(void __user *arg); 8591da177e4SLinus Torvalds int hci_get_dev_info(void __user *arg); 8601da177e4SLinus Torvalds int hci_get_conn_list(void __user *arg); 8611da177e4SLinus Torvalds int hci_get_conn_info(struct hci_dev *hdev, void __user *arg); 86240be492fSMarcel Holtmann int hci_get_auth_info(struct hci_dev *hdev, void __user *arg); 8631da177e4SLinus Torvalds int hci_inquiry(void __user *arg); 8641da177e4SLinus Torvalds 865dcc36c16SJohan Hedberg struct bdaddr_list *hci_bdaddr_list_lookup(struct list_head *list, 866b9ee0a78SMarcel Holtmann bdaddr_t *bdaddr, u8 type); 867dcc36c16SJohan Hedberg int hci_bdaddr_list_add(struct list_head *list, bdaddr_t *bdaddr, u8 type); 868dcc36c16SJohan Hedberg int hci_bdaddr_list_del(struct list_head *list, bdaddr_t *bdaddr, u8 type); 869dcc36c16SJohan Hedberg void hci_bdaddr_list_clear(struct list_head *list); 870d2ab0ac1SMarcel Holtmann 87115819a70SAndre Guedes struct hci_conn_params *hci_conn_params_lookup(struct hci_dev *hdev, 87215819a70SAndre Guedes bdaddr_t *addr, u8 addr_type); 87351d167c0SMarcel Holtmann struct hci_conn_params *hci_conn_params_add(struct hci_dev *hdev, 87451d167c0SMarcel Holtmann bdaddr_t *addr, u8 addr_type); 875bf5b3c8bSMarcel Holtmann int hci_conn_params_set(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type, 876d06b50ceSMarcel Holtmann u8 auto_connect); 87715819a70SAndre Guedes void hci_conn_params_del(struct hci_dev *hdev, bdaddr_t *addr, u8 addr_type); 878373110c5SJohan Hedberg void hci_conn_params_clear_all(struct hci_dev *hdev); 87955af49a8SJohan Hedberg void hci_conn_params_clear_disabled(struct hci_dev *hdev); 88015819a70SAndre Guedes 881501f8827SJohan Hedberg struct hci_conn_params *hci_pend_le_action_lookup(struct list_head *list, 882501f8827SJohan Hedberg bdaddr_t *addr, 883501f8827SJohan Hedberg u8 addr_type); 88477a77a30SAndre Guedes 885a4790dbdSAndre Guedes void hci_update_background_scan(struct hci_dev *hdev); 886a4790dbdSAndre Guedes 88735f7498aSJohan Hedberg void hci_uuids_clear(struct hci_dev *hdev); 8882aeb9a1aSJohan Hedberg 88935f7498aSJohan Hedberg void hci_link_keys_clear(struct hci_dev *hdev); 89055ed8ca1SJohan Hedberg struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 891567fa2aaSJohan Hedberg struct link_key *hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, 8927652ff6aSJohan Hedberg bdaddr_t *bdaddr, u8 *val, u8 type, 8937652ff6aSJohan Hedberg u8 pin_len, bool *persistent); 894fe39c7b2SMarcel Holtmann struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, __le64 rand, 895e804d25dSJohan Hedberg u8 role); 896ca9142b8SJohan Hedberg struct smp_ltk *hci_add_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, 89735d70271SJohan Hedberg u8 addr_type, u8 type, u8 authenticated, 898fe39c7b2SMarcel Holtmann u8 tk[16], u8 enc_size, __le16 ediv, __le64 rand); 899c9839a11SVinicius Costa Gomes struct smp_ltk *hci_find_ltk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 900e804d25dSJohan Hedberg u8 addr_type, u8 role); 901e0b2b27eSJohan Hedberg int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type); 90235f7498aSJohan Hedberg void hci_smp_ltks_clear(struct hci_dev *hdev); 90355ed8ca1SJohan Hedberg int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); 90455ed8ca1SJohan Hedberg 905970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_rpa(struct hci_dev *hdev, bdaddr_t *rpa); 906970c4e46SJohan Hedberg struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr, 907970c4e46SJohan Hedberg u8 addr_type); 908ca9142b8SJohan Hedberg struct smp_irk *hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, 909ca9142b8SJohan Hedberg u8 addr_type, u8 val[16], bdaddr_t *rpa); 910a7ec7338SJohan Hedberg void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type); 911970c4e46SJohan Hedberg void hci_smp_irks_clear(struct hci_dev *hdev); 912970c4e46SJohan Hedberg 91335f7498aSJohan Hedberg void hci_remote_oob_data_clear(struct hci_dev *hdev); 9142763eda6SSzymon Janc struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, 9152763eda6SSzymon Janc bdaddr_t *bdaddr); 9160798872eSMarcel Holtmann int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 9170798872eSMarcel Holtmann u8 *hash, u8 *randomizer); 9180798872eSMarcel Holtmann int hci_add_remote_oob_ext_data(struct hci_dev *hdev, bdaddr_t *bdaddr, 9190798872eSMarcel Holtmann u8 *hash192, u8 *randomizer192, 9200798872eSMarcel Holtmann u8 *hash256, u8 *randomizer256); 9212763eda6SSzymon Janc int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); 9222763eda6SSzymon Janc 9231da177e4SLinus Torvalds void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); 9241da177e4SLinus Torvalds 925e1a26170SMarcel Holtmann int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb); 926ef222013SMarcel Holtmann int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count); 92799811510SSuraj Sumangala int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count); 928ef222013SMarcel Holtmann 9290ac7e700SDavid Herrmann void hci_init_sysfs(struct hci_dev *hdev); 930a67e899cSMarcel Holtmann void hci_conn_init_sysfs(struct hci_conn *conn); 931b219e3acSMarcel Holtmann void hci_conn_add_sysfs(struct hci_conn *conn); 932b219e3acSMarcel Holtmann void hci_conn_del_sysfs(struct hci_conn *conn); 9331da177e4SLinus Torvalds 9346935e0f5SDavid Herrmann #define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->dev.parent = (pdev)) 9351da177e4SLinus Torvalds 9361da177e4SLinus Torvalds /* ----- LMP capabilities ----- */ 937cad718edSJohan Hedberg #define lmp_encrypt_capable(dev) ((dev)->features[0][0] & LMP_ENCRYPT) 938cad718edSJohan Hedberg #define lmp_rswitch_capable(dev) ((dev)->features[0][0] & LMP_RSWITCH) 939cad718edSJohan Hedberg #define lmp_hold_capable(dev) ((dev)->features[0][0] & LMP_HOLD) 940cad718edSJohan Hedberg #define lmp_sniff_capable(dev) ((dev)->features[0][0] & LMP_SNIFF) 941cad718edSJohan Hedberg #define lmp_park_capable(dev) ((dev)->features[0][1] & LMP_PARK) 942cad718edSJohan Hedberg #define lmp_inq_rssi_capable(dev) ((dev)->features[0][3] & LMP_RSSI_INQ) 943cad718edSJohan Hedberg #define lmp_esco_capable(dev) ((dev)->features[0][3] & LMP_ESCO) 944cad718edSJohan Hedberg #define lmp_bredr_capable(dev) (!((dev)->features[0][4] & LMP_NO_BREDR)) 945cad718edSJohan Hedberg #define lmp_le_capable(dev) ((dev)->features[0][4] & LMP_LE) 946cad718edSJohan Hedberg #define lmp_sniffsubr_capable(dev) ((dev)->features[0][5] & LMP_SNIFF_SUBR) 947cad718edSJohan Hedberg #define lmp_pause_enc_capable(dev) ((dev)->features[0][5] & LMP_PAUSE_ENC) 948cad718edSJohan Hedberg #define lmp_ext_inq_capable(dev) ((dev)->features[0][6] & LMP_EXT_INQ) 949cad718edSJohan Hedberg #define lmp_le_br_capable(dev) (!!((dev)->features[0][6] & LMP_SIMUL_LE_BR)) 950cad718edSJohan Hedberg #define lmp_ssp_capable(dev) ((dev)->features[0][6] & LMP_SIMPLE_PAIR) 951cad718edSJohan Hedberg #define lmp_no_flush_capable(dev) ((dev)->features[0][6] & LMP_NO_FLUSH) 952cad718edSJohan Hedberg #define lmp_lsto_capable(dev) ((dev)->features[0][7] & LMP_LSTO) 953cad718edSJohan Hedberg #define lmp_inq_tx_pwr_capable(dev) ((dev)->features[0][7] & LMP_INQ_TX_PWR) 954cad718edSJohan Hedberg #define lmp_ext_feat_capable(dev) ((dev)->features[0][7] & LMP_EXTFEATURES) 95507a5c61eSFrédéric Dalleau #define lmp_transp_capable(dev) ((dev)->features[0][2] & LMP_TRANSPARENT) 9561da177e4SLinus Torvalds 957eead27daSAndre Guedes /* ----- Extended LMP capabilities ----- */ 95853b834d2SMarcel Holtmann #define lmp_csb_master_capable(dev) ((dev)->features[2][0] & LMP_CSB_MASTER) 95953b834d2SMarcel Holtmann #define lmp_csb_slave_capable(dev) ((dev)->features[2][0] & LMP_CSB_SLAVE) 96053b834d2SMarcel Holtmann #define lmp_sync_train_capable(dev) ((dev)->features[2][0] & LMP_SYNC_TRAIN) 96153b834d2SMarcel Holtmann #define lmp_sync_scan_capable(dev) ((dev)->features[2][0] & LMP_SYNC_SCAN) 962d5991585SMarcel Holtmann #define lmp_sc_capable(dev) ((dev)->features[2][1] & LMP_SC) 963d5991585SMarcel Holtmann #define lmp_ping_capable(dev) ((dev)->features[2][1] & LMP_PING) 96453b834d2SMarcel Holtmann 96553b834d2SMarcel Holtmann /* ----- Host capabilities ----- */ 966cad718edSJohan Hedberg #define lmp_host_ssp_capable(dev) ((dev)->features[1][0] & LMP_HOST_SSP) 967d5991585SMarcel Holtmann #define lmp_host_sc_capable(dev) ((dev)->features[1][0] & LMP_HOST_SC) 968cad718edSJohan Hedberg #define lmp_host_le_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE)) 969cad718edSJohan Hedberg #define lmp_host_le_br_capable(dev) (!!((dev)->features[1][0] & LMP_HOST_LE_BREDR)) 970eead27daSAndre Guedes 9711da177e4SLinus Torvalds /* ----- HCI protocols ----- */ 97220714bfeSFrédéric Dalleau #define HCI_PROTO_DEFER 0x01 97320714bfeSFrédéric Dalleau 9745a9d0a3fSWaldemar Rymarkiewicz static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, 97520714bfeSFrédéric Dalleau __u8 type, __u8 *flags) 9761da177e4SLinus Torvalds { 977686ebf28SUlisses Furquim switch (type) { 978686ebf28SUlisses Furquim case ACL_LINK: 979686ebf28SUlisses Furquim return l2cap_connect_ind(hdev, bdaddr); 9801da177e4SLinus Torvalds 981686ebf28SUlisses Furquim case SCO_LINK: 982686ebf28SUlisses Furquim case ESCO_LINK: 98320714bfeSFrédéric Dalleau return sco_connect_ind(hdev, bdaddr, flags); 9841da177e4SLinus Torvalds 985686ebf28SUlisses Furquim default: 986686ebf28SUlisses Furquim BT_ERR("unknown link type %d", type); 987686ebf28SUlisses Furquim return -EINVAL; 988686ebf28SUlisses Furquim } 9891da177e4SLinus Torvalds } 9901da177e4SLinus Torvalds 9911da177e4SLinus Torvalds static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) 9921da177e4SLinus Torvalds { 993686ebf28SUlisses Furquim switch (conn->type) { 994686ebf28SUlisses Furquim case ACL_LINK: 995686ebf28SUlisses Furquim case LE_LINK: 996686ebf28SUlisses Furquim l2cap_connect_cfm(conn, status); 997686ebf28SUlisses Furquim break; 9981da177e4SLinus Torvalds 999686ebf28SUlisses Furquim case SCO_LINK: 1000686ebf28SUlisses Furquim case ESCO_LINK: 1001686ebf28SUlisses Furquim sco_connect_cfm(conn, status); 1002686ebf28SUlisses Furquim break; 10031da177e4SLinus Torvalds 1004686ebf28SUlisses Furquim default: 1005686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 1006686ebf28SUlisses Furquim break; 1007686ebf28SUlisses Furquim } 1008e9a416b5SJohan Hedberg 1009e9a416b5SJohan Hedberg if (conn->connect_cfm_cb) 1010e9a416b5SJohan Hedberg conn->connect_cfm_cb(conn, status); 10111da177e4SLinus Torvalds } 10121da177e4SLinus Torvalds 10132950f21aSMarcel Holtmann static inline int hci_proto_disconn_ind(struct hci_conn *conn) 10142950f21aSMarcel Holtmann { 1015686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1016686ebf28SUlisses Furquim return HCI_ERROR_REMOTE_USER_TERM; 10172950f21aSMarcel Holtmann 1018686ebf28SUlisses Furquim return l2cap_disconn_ind(conn); 10192950f21aSMarcel Holtmann } 10202950f21aSMarcel Holtmann 10212950f21aSMarcel Holtmann static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) 10221da177e4SLinus Torvalds { 1023686ebf28SUlisses Furquim switch (conn->type) { 1024686ebf28SUlisses Furquim case ACL_LINK: 1025686ebf28SUlisses Furquim case LE_LINK: 1026686ebf28SUlisses Furquim l2cap_disconn_cfm(conn, reason); 1027686ebf28SUlisses Furquim break; 10281da177e4SLinus Torvalds 1029686ebf28SUlisses Furquim case SCO_LINK: 1030686ebf28SUlisses Furquim case ESCO_LINK: 1031686ebf28SUlisses Furquim sco_disconn_cfm(conn, reason); 1032686ebf28SUlisses Furquim break; 10331da177e4SLinus Torvalds 1034bd1eb66bSAndrei Emeltchenko /* L2CAP would be handled for BREDR chan */ 1035bd1eb66bSAndrei Emeltchenko case AMP_LINK: 1036bd1eb66bSAndrei Emeltchenko break; 1037bd1eb66bSAndrei Emeltchenko 1038686ebf28SUlisses Furquim default: 1039686ebf28SUlisses Furquim BT_ERR("unknown link type %d", conn->type); 1040686ebf28SUlisses Furquim break; 1041686ebf28SUlisses Furquim } 1042e9a416b5SJohan Hedberg 1043e9a416b5SJohan Hedberg if (conn->disconn_cfm_cb) 1044e9a416b5SJohan Hedberg conn->disconn_cfm_cb(conn, reason); 10451da177e4SLinus Torvalds } 10461da177e4SLinus Torvalds 10471da177e4SLinus Torvalds static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) 10481da177e4SLinus Torvalds { 10498c1b2355SMarcel Holtmann __u8 encrypt; 10508c1b2355SMarcel Holtmann 1051686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1052686ebf28SUlisses Furquim return; 1053686ebf28SUlisses Furquim 105451a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 10558c1b2355SMarcel Holtmann return; 10568c1b2355SMarcel Holtmann 10574dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 1058686ebf28SUlisses Furquim l2cap_security_cfm(conn, status, encrypt); 1059e9a416b5SJohan Hedberg 1060e9a416b5SJohan Hedberg if (conn->security_cfm_cb) 1061e9a416b5SJohan Hedberg conn->security_cfm_cb(conn, status); 10621da177e4SLinus Torvalds } 10631da177e4SLinus Torvalds 10645a9d0a3fSWaldemar Rymarkiewicz static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, 10655a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 10661da177e4SLinus Torvalds { 1067686ebf28SUlisses Furquim if (conn->type != ACL_LINK && conn->type != LE_LINK) 1068686ebf28SUlisses Furquim return; 10691da177e4SLinus Torvalds 1070686ebf28SUlisses Furquim l2cap_security_cfm(conn, status, encrypt); 1071e9a416b5SJohan Hedberg 1072e9a416b5SJohan Hedberg if (conn->security_cfm_cb) 1073e9a416b5SJohan Hedberg conn->security_cfm_cb(conn, status); 10741da177e4SLinus Torvalds } 10751da177e4SLinus Torvalds 10761da177e4SLinus Torvalds /* ----- HCI callbacks ----- */ 10771da177e4SLinus Torvalds struct hci_cb { 10781da177e4SLinus Torvalds struct list_head list; 10791da177e4SLinus Torvalds 10801da177e4SLinus Torvalds char *name; 10811da177e4SLinus Torvalds 10825a9d0a3fSWaldemar Rymarkiewicz void (*security_cfm) (struct hci_conn *conn, __u8 status, 10835a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt); 10841da177e4SLinus Torvalds void (*key_change_cfm) (struct hci_conn *conn, __u8 status); 10851da177e4SLinus Torvalds void (*role_switch_cfm) (struct hci_conn *conn, __u8 status, __u8 role); 10861da177e4SLinus Torvalds }; 10871da177e4SLinus Torvalds 10881da177e4SLinus Torvalds static inline void hci_auth_cfm(struct hci_conn *conn, __u8 status) 10891da177e4SLinus Torvalds { 1090711584eaSDenis Kirjanov struct hci_cb *cb; 10918c1b2355SMarcel Holtmann __u8 encrypt; 10921da177e4SLinus Torvalds 10931da177e4SLinus Torvalds hci_proto_auth_cfm(conn, status); 10941da177e4SLinus Torvalds 109551a8efd7SJohan Hedberg if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) 10968c1b2355SMarcel Holtmann return; 10978c1b2355SMarcel Holtmann 10984dae2798SJohan Hedberg encrypt = test_bit(HCI_CONN_ENCRYPT, &conn->flags) ? 0x01 : 0x00; 10998c1b2355SMarcel Holtmann 1100f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1101711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11028c1b2355SMarcel Holtmann if (cb->security_cfm) 11038c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11041da177e4SLinus Torvalds } 1105f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11061da177e4SLinus Torvalds } 11071da177e4SLinus Torvalds 11085a9d0a3fSWaldemar Rymarkiewicz static inline void hci_encrypt_cfm(struct hci_conn *conn, __u8 status, 11095a9d0a3fSWaldemar Rymarkiewicz __u8 encrypt) 11101da177e4SLinus Torvalds { 1111711584eaSDenis Kirjanov struct hci_cb *cb; 11121da177e4SLinus Torvalds 1113435fef20SMarcel Holtmann if (conn->sec_level == BT_SECURITY_SDP) 1114435fef20SMarcel Holtmann conn->sec_level = BT_SECURITY_LOW; 1115435fef20SMarcel Holtmann 111688167aedSVinicius Costa Gomes if (conn->pending_sec_level > conn->sec_level) 111788167aedSVinicius Costa Gomes conn->sec_level = conn->pending_sec_level; 111888167aedSVinicius Costa Gomes 11199719f8afSMarcel Holtmann hci_proto_encrypt_cfm(conn, status, encrypt); 11201da177e4SLinus Torvalds 1121f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1122711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11238c1b2355SMarcel Holtmann if (cb->security_cfm) 11248c1b2355SMarcel Holtmann cb->security_cfm(conn, status, encrypt); 11251da177e4SLinus Torvalds } 1126f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11271da177e4SLinus Torvalds } 11281da177e4SLinus Torvalds 11291da177e4SLinus Torvalds static inline void hci_key_change_cfm(struct hci_conn *conn, __u8 status) 11301da177e4SLinus Torvalds { 1131711584eaSDenis Kirjanov struct hci_cb *cb; 11321da177e4SLinus Torvalds 1133f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1134711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11351da177e4SLinus Torvalds if (cb->key_change_cfm) 11361da177e4SLinus Torvalds cb->key_change_cfm(conn, status); 11371da177e4SLinus Torvalds } 1138f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11391da177e4SLinus Torvalds } 11401da177e4SLinus Torvalds 11415a9d0a3fSWaldemar Rymarkiewicz static inline void hci_role_switch_cfm(struct hci_conn *conn, __u8 status, 11425a9d0a3fSWaldemar Rymarkiewicz __u8 role) 11431da177e4SLinus Torvalds { 1144711584eaSDenis Kirjanov struct hci_cb *cb; 11451da177e4SLinus Torvalds 1146f20d09d5SGustavo F. Padovan read_lock(&hci_cb_list_lock); 1147711584eaSDenis Kirjanov list_for_each_entry(cb, &hci_cb_list, list) { 11481da177e4SLinus Torvalds if (cb->role_switch_cfm) 11491da177e4SLinus Torvalds cb->role_switch_cfm(conn, status, role); 11501da177e4SLinus Torvalds } 1151f20d09d5SGustavo F. Padovan read_unlock(&hci_cb_list_lock); 11521da177e4SLinus Torvalds } 11531da177e4SLinus Torvalds 11546759a675SJohan Hedberg static inline bool eir_has_data_type(u8 *data, size_t data_len, u8 type) 11556759a675SJohan Hedberg { 115684d9d071SJohan Hedberg size_t parsed = 0; 11576759a675SJohan Hedberg 11586c0c331eSJohan Hedberg if (data_len < 2) 11596c0c331eSJohan Hedberg return false; 11606c0c331eSJohan Hedberg 116184d9d071SJohan Hedberg while (parsed < data_len - 1) { 116284d9d071SJohan Hedberg u8 field_len = data[0]; 11636759a675SJohan Hedberg 11646759a675SJohan Hedberg if (field_len == 0) 11656759a675SJohan Hedberg break; 11666759a675SJohan Hedberg 11676759a675SJohan Hedberg parsed += field_len + 1; 11686759a675SJohan Hedberg 11696759a675SJohan Hedberg if (parsed > data_len) 11706759a675SJohan Hedberg break; 11716759a675SJohan Hedberg 11726759a675SJohan Hedberg if (data[1] == type) 11736759a675SJohan Hedberg return true; 11746759a675SJohan Hedberg 11756759a675SJohan Hedberg data += field_len + 1; 11766759a675SJohan Hedberg } 11776759a675SJohan Hedberg 11786759a675SJohan Hedberg return false; 11796759a675SJohan Hedberg } 11806759a675SJohan Hedberg 1181301cb2d8SJohan Hedberg static inline bool hci_bdaddr_is_rpa(bdaddr_t *bdaddr, u8 addr_type) 1182301cb2d8SJohan Hedberg { 1183dbbfa2abSAndre Guedes if (addr_type != ADDR_LE_DEV_RANDOM) 1184301cb2d8SJohan Hedberg return false; 1185301cb2d8SJohan Hedberg 1186301cb2d8SJohan Hedberg if ((bdaddr->b[5] & 0xc0) == 0x40) 1187301cb2d8SJohan Hedberg return true; 1188301cb2d8SJohan Hedberg 1189301cb2d8SJohan Hedberg return false; 1190301cb2d8SJohan Hedberg } 1191301cb2d8SJohan Hedberg 1192c46245b3SJohan Hedberg static inline bool hci_is_identity_address(bdaddr_t *addr, u8 addr_type) 1193c46245b3SJohan Hedberg { 1194c46245b3SJohan Hedberg if (addr_type == ADDR_LE_DEV_PUBLIC) 1195c46245b3SJohan Hedberg return true; 1196c46245b3SJohan Hedberg 1197c46245b3SJohan Hedberg /* Check for Random Static address type */ 1198c46245b3SJohan Hedberg if ((addr->b[5] & 0xc0) == 0xc0) 1199c46245b3SJohan Hedberg return true; 1200c46245b3SJohan Hedberg 1201c46245b3SJohan Hedberg return false; 1202c46245b3SJohan Hedberg } 1203c46245b3SJohan Hedberg 12042426f3a5SJohan Hedberg static inline struct smp_irk *hci_get_irk(struct hci_dev *hdev, 12052426f3a5SJohan Hedberg bdaddr_t *bdaddr, u8 addr_type) 12062426f3a5SJohan Hedberg { 12072426f3a5SJohan Hedberg if (!hci_bdaddr_is_rpa(bdaddr, addr_type)) 12082426f3a5SJohan Hedberg return NULL; 12092426f3a5SJohan Hedberg 12102426f3a5SJohan Hedberg return hci_find_irk_by_rpa(hdev, bdaddr); 12112426f3a5SJohan Hedberg } 12122426f3a5SJohan Hedberg 1213d4905f24SAndre Guedes static inline int hci_check_conn_params(u16 min, u16 max, u16 latency, 1214d4905f24SAndre Guedes u16 to_multiplier) 1215d4905f24SAndre Guedes { 1216d4905f24SAndre Guedes u16 max_latency; 1217d4905f24SAndre Guedes 1218d4905f24SAndre Guedes if (min > max || min < 6 || max > 3200) 1219d4905f24SAndre Guedes return -EINVAL; 1220d4905f24SAndre Guedes 1221d4905f24SAndre Guedes if (to_multiplier < 10 || to_multiplier > 3200) 1222d4905f24SAndre Guedes return -EINVAL; 1223d4905f24SAndre Guedes 1224d4905f24SAndre Guedes if (max >= to_multiplier * 8) 1225d4905f24SAndre Guedes return -EINVAL; 1226d4905f24SAndre Guedes 1227d4905f24SAndre Guedes max_latency = (to_multiplier * 8 / max) - 1; 1228d4905f24SAndre Guedes if (latency > 499 || latency > max_latency) 1229d4905f24SAndre Guedes return -EINVAL; 1230d4905f24SAndre Guedes 1231d4905f24SAndre Guedes return 0; 1232d4905f24SAndre Guedes } 1233d4905f24SAndre Guedes 12341da177e4SLinus Torvalds int hci_register_cb(struct hci_cb *hcb); 12351da177e4SLinus Torvalds int hci_unregister_cb(struct hci_cb *hcb); 12361da177e4SLinus Torvalds 12373119ae95SJohan Hedberg struct hci_request { 12383119ae95SJohan Hedberg struct hci_dev *hdev; 12393119ae95SJohan Hedberg struct sk_buff_head cmd_q; 12405d73e034SAndre Guedes 12415d73e034SAndre Guedes /* If something goes wrong when building the HCI request, the error 12425d73e034SAndre Guedes * value is stored in this field. 12435d73e034SAndre Guedes */ 12445d73e034SAndre Guedes int err; 12453119ae95SJohan Hedberg }; 12463119ae95SJohan Hedberg 12473119ae95SJohan Hedberg void hci_req_init(struct hci_request *req, struct hci_dev *hdev); 12483119ae95SJohan Hedberg int hci_req_run(struct hci_request *req, hci_req_complete_t complete); 124907dc93ddSJohan Hedberg void hci_req_add(struct hci_request *req, u16 opcode, u32 plen, 125007dc93ddSJohan Hedberg const void *param); 125107dc93ddSJohan Hedberg void hci_req_add_ev(struct hci_request *req, u16 opcode, u32 plen, 125207dc93ddSJohan Hedberg const void *param, u8 event); 12539238f36aSJohan Hedberg void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status); 1254899de765SMarcel Holtmann bool hci_req_pending(struct hci_dev *hdev); 12553119ae95SJohan Hedberg 1256b1efcc28SAndre Guedes void hci_req_add_le_scan_disable(struct hci_request *req); 12578ef30fd3SAndre Guedes void hci_req_add_le_passive_scan(struct hci_request *req); 1258b1efcc28SAndre Guedes 125975e84b7cSJohan Hedberg struct sk_buff *__hci_cmd_sync(struct hci_dev *hdev, u16 opcode, u32 plen, 126007dc93ddSJohan Hedberg const void *param, u32 timeout); 12617b1abbbeSJohan Hedberg struct sk_buff *__hci_cmd_sync_ev(struct hci_dev *hdev, u16 opcode, u32 plen, 126207dc93ddSJohan Hedberg const void *param, u8 event, u32 timeout); 126375e84b7cSJohan Hedberg 126407dc93ddSJohan Hedberg int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, 126507dc93ddSJohan Hedberg const void *param); 126673d80debSLuiz Augusto von Dentz void hci_send_acl(struct hci_chan *chan, struct sk_buff *skb, __u16 flags); 12670d861d8bSGustavo F. Padovan void hci_send_sco(struct hci_conn *conn, struct sk_buff *skb); 12681da177e4SLinus Torvalds 1269a9de9248SMarcel Holtmann void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); 12701da177e4SLinus Torvalds 12711da177e4SLinus Torvalds /* ----- HCI Sockets ----- */ 1272470fe1b5SMarcel Holtmann void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); 1273470fe1b5SMarcel Holtmann void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk); 1274cd82e61cSMarcel Holtmann void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb); 12751da177e4SLinus Torvalds 1276040030efSMarcel Holtmann void hci_sock_dev_event(struct hci_dev *hdev, int event); 1277040030efSMarcel Holtmann 12780381101fSJohan Hedberg /* Management interface */ 1279591f47f3SAndre Guedes #define DISCOV_TYPE_BREDR (BIT(BDADDR_BREDR)) 1280591f47f3SAndre Guedes #define DISCOV_TYPE_LE (BIT(BDADDR_LE_PUBLIC) | \ 1281591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1282591f47f3SAndre Guedes #define DISCOV_TYPE_INTERLEAVED (BIT(BDADDR_BREDR) | \ 1283591f47f3SAndre Guedes BIT(BDADDR_LE_PUBLIC) | \ 1284591f47f3SAndre Guedes BIT(BDADDR_LE_RANDOM)) 1285f39799f5SAndre Guedes 12860d8cc935SAndre Guedes /* These LE scan and inquiry parameters were chosen according to LE General 12870d8cc935SAndre Guedes * Discovery Procedure specification. 12880d8cc935SAndre Guedes */ 12890d8cc935SAndre Guedes #define DISCOV_LE_SCAN_WIN 0x12 12900d8cc935SAndre Guedes #define DISCOV_LE_SCAN_INT 0x12 12913d5a76f0SLukasz Rymanowski #define DISCOV_LE_TIMEOUT 10240 /* msec */ 1292ae55f598SLukasz Rymanowski #define DISCOV_INTERLEAVED_TIMEOUT 5120 /* msec */ 12930d8cc935SAndre Guedes #define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04 12940d8cc935SAndre Guedes #define DISCOV_BREDR_INQUIRY_LEN 0x08 12950d8cc935SAndre Guedes 12960381101fSJohan Hedberg int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); 129791a668b0SJohan Hedberg int mgmt_new_settings(struct hci_dev *hdev); 1298bf6b56dbSMarcel Holtmann void mgmt_index_added(struct hci_dev *hdev); 1299bf6b56dbSMarcel Holtmann void mgmt_index_removed(struct hci_dev *hdev); 13003eec705eSMarcel Holtmann void mgmt_set_powered_failed(struct hci_dev *hdev, int err); 1301744cf19eSJohan Hedberg int mgmt_powered(struct hci_dev *hdev, u8 powered); 1302bc6d2d04SJohan Hedberg int mgmt_update_adv_data(struct hci_dev *hdev); 1303d1967ff8SMarcel Holtmann void mgmt_discoverable_timeout(struct hci_dev *hdev); 1304dc4a5ee2SMarcel Holtmann void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, 1305745c0ce3SVishal Agarwal bool persistent); 1306ecd90ae7SMarcel Holtmann void mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 130704124681SGustavo F. Padovan u8 addr_type, u32 flags, u8 *name, u8 name_len, 130804124681SGustavo F. Padovan u8 *dev_class); 13099b80ec5eSMarcel Holtmann void mgmt_device_disconnected(struct hci_dev *hdev, bdaddr_t *bdaddr, 131012d4a3b2SJohan Hedberg u8 link_type, u8 addr_type, u8 reason, 131112d4a3b2SJohan Hedberg bool mgmt_connected); 13127892924cSMarcel Holtmann void mgmt_disconnect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, 131388c3df13SJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1314445608d0SMarcel Holtmann void mgmt_connect_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 131548264f06SJohan Hedberg u8 addr_type, u8 status); 1316ce0e4a0dSMarcel Holtmann void mgmt_pin_code_request(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 secure); 1317e669cf80SMarcel Holtmann void mgmt_pin_code_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1318c35938b2SSzymon Janc u8 status); 13193eb38528SMarcel Holtmann void mgmt_pin_code_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1320744cf19eSJohan Hedberg u8 status); 1321744cf19eSJohan Hedberg int mgmt_user_confirm_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 132239adbffeSJohan Hedberg u8 link_type, u8 addr_type, u32 value, 1323272d90dfSJohan Hedberg u8 confirm_hint); 1324744cf19eSJohan Hedberg int mgmt_user_confirm_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1325272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1326272d90dfSJohan Hedberg int mgmt_user_confirm_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1327272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1328272d90dfSJohan Hedberg int mgmt_user_passkey_request(struct hci_dev *hdev, bdaddr_t *bdaddr, 1329272d90dfSJohan Hedberg u8 link_type, u8 addr_type); 1330604086b7SBrian Gix int mgmt_user_passkey_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1331272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 1332272d90dfSJohan Hedberg int mgmt_user_passkey_neg_reply_complete(struct hci_dev *hdev, bdaddr_t *bdaddr, 1333272d90dfSJohan Hedberg u8 link_type, u8 addr_type, u8 status); 133492a25256SJohan Hedberg int mgmt_user_passkey_notify(struct hci_dev *hdev, bdaddr_t *bdaddr, 133592a25256SJohan Hedberg u8 link_type, u8 addr_type, u32 passkey, 133692a25256SJohan Hedberg u8 entered); 1337e546099cSMarcel Holtmann void mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1338bab73cb6SJohan Hedberg u8 addr_type, u8 status); 1339464996aeSMarcel Holtmann void mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status); 13403e248560SMarcel Holtmann void mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 1341eac83dc6SMarcel Holtmann void mgmt_sc_enable_complete(struct hci_dev *hdev, u8 enable, u8 status); 13424e1b0245SMarcel Holtmann void mgmt_set_class_of_dev_complete(struct hci_dev *hdev, u8 *dev_class, 13437f9a903cSMarcel Holtmann u8 status); 13447667da34SMarcel Holtmann void mgmt_set_local_name_complete(struct hci_dev *hdev, u8 *name, u8 status); 13454d2d2796SMarcel Holtmann void mgmt_read_local_oob_data_complete(struct hci_dev *hdev, u8 *hash192, 13464d2d2796SMarcel Holtmann u8 *randomizer192, u8 *hash256, 13474d2d2796SMarcel Holtmann u8 *randomizer256, u8 status); 1348901801b9SMarcel Holtmann void mgmt_device_found(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1349af58925cSMarcel Holtmann u8 addr_type, u8 *dev_class, s8 rssi, u32 flags, 1350af58925cSMarcel Holtmann u8 *eir, u16 eir_len, u8 *scan_rsp, u8 scan_rsp_len); 13519cf12aeeSMarcel Holtmann void mgmt_remote_name(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type, 1352b644ba33SJohan Hedberg u8 addr_type, s8 rssi, u8 *name, u8 name_len); 13532f1e063bSMarcel Holtmann void mgmt_discovering(struct hci_dev *hdev, u8 discovering); 135484c61d92SJohan Hedberg bool mgmt_powering_down(struct hci_dev *hdev); 135553ac6ab6SMarcel Holtmann void mgmt_new_ltk(struct hci_dev *hdev, struct smp_ltk *key, bool persistent); 135695fbac8aSJohan Hedberg void mgmt_new_irk(struct hci_dev *hdev, struct smp_irk *irk); 135753ac6ab6SMarcel Holtmann void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk, 135853ac6ab6SMarcel Holtmann bool persistent); 1359ffb5a827SAndre Guedes void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr, 1360f4869e2aSJohan Hedberg u8 bdaddr_type, u8 store_hint, u16 min_interval, 1361f4869e2aSJohan Hedberg u16 max_interval, u16 latency, u16 timeout); 13625976e608SMarcel Holtmann void mgmt_reenable_advertising(struct hci_dev *hdev); 1363f4a407beSJohan Hedberg void mgmt_smp_complete(struct hci_conn *conn, bool complete); 1364346af67bSVinicius Costa Gomes 13657d6ca693SJohan Hedberg u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency, 13667d6ca693SJohan Hedberg u16 to_multiplier); 1367fe39c7b2SMarcel Holtmann void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __le64 rand, 1368a7a595f6SVinicius Costa Gomes __u8 ltk[16]); 13692519a1fcSAndre Guedes 137094b1fc92SMarcel Holtmann int hci_update_random_address(struct hci_request *req, bool require_privacy, 137194b1fc92SMarcel Holtmann u8 *own_addr_type); 1372a1f4c318SJohan Hedberg void hci_copy_identity_address(struct hci_dev *hdev, bdaddr_t *bdaddr, 1373a1f4c318SJohan Hedberg u8 *bdaddr_type); 1374ebd3a747SJohan Hedberg 13755d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_MASK 0x0003 13765d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_CVSD 0x0000 13775d4d62f6SFrédéric Dalleau #define SCO_AIRMODE_TRANSP 0x0003 13785d4d62f6SFrédéric Dalleau 13791da177e4SLinus Torvalds #endif /* __HCI_CORE_H */ 1380