include/net/bluetooth/hci.h

   1 /*
   2    BlueZ - Bluetooth protocol stack for Linux
   3    Copyright (C) 2000-2001 Qualcomm Incorporated
   4
   5    Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License version 2 as
   9    published by the Free Software Foundation;
  10
  11    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  12    OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  13    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
  14    IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
  15    CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
  16    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  17    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  18    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  19
  20    ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
  21    COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
  22    SOFTWARE IS DISCLAIMED.
  23 */
  24
  25 #ifndef __HCI_H
  26 #define __HCI_H
  27
  28 #define HCI_MAX_ACL_SIZE        1024
  29 #define HCI_MAX_SCO_SIZE        255
  30 #define HCI_MAX_EVENT_SIZE      260
  31 #define HCI_MAX_FRAME_SIZE      (HCI_MAX_ACL_SIZE + 4)
  32
  33 /* HCI dev events */
  34 #define HCI_DEV_REG                     1
  35 #define HCI_DEV_UNREG                   2
  36 #define HCI_DEV_UP                      3
  37 #define HCI_DEV_DOWN                    4
  38 #define HCI_DEV_SUSPEND                 5
  39 #define HCI_DEV_RESUME                  6
  40
  41 /* HCI notify events */
  42 #define HCI_NOTIFY_CONN_ADD             1
  43 #define HCI_NOTIFY_CONN_DEL             2
  44 #define HCI_NOTIFY_VOICE_SETTING        3
  45
  46 /* HCI device types */
  47 #define HCI_VIRTUAL     0
  48 #define HCI_USB         1
  49 #define HCI_PCCARD      2
  50 #define HCI_UART        3
  51 #define HCI_RS232       4
  52 #define HCI_PCI         5
  53 #define HCI_SDIO        6
  54
  55 /* HCI device quirks */
  56 enum {
  57         HCI_QUIRK_RESET_ON_INIT,
  58         HCI_QUIRK_RAW_DEVICE,
  59         HCI_QUIRK_FIXUP_BUFFER_SIZE
  60 };
  61
  62 /* HCI device flags */
  63 enum {
  64         HCI_UP,
  65         HCI_INIT,
  66         HCI_RUNNING,
  67
  68         HCI_PSCAN,
  69         HCI_ISCAN,
  70         HCI_AUTH,
  71         HCI_ENCRYPT,
  72         HCI_INQUIRY,
  73
  74         HCI_RAW,
  75
  76         HCI_SECMGR
  77 };
  78
  79 /* HCI ioctl defines */
  80 #define HCIDEVUP        _IOW('H', 201, int)
  81 #define HCIDEVDOWN      _IOW('H', 202, int)
  82 #define HCIDEVRESET     _IOW('H', 203, int)
  83 #define HCIDEVRESTAT    _IOW('H', 204, int)
  84
  85 #define HCIGETDEVLIST   _IOR('H', 210, int)
  86 #define HCIGETDEVINFO   _IOR('H', 211, int)
  87 #define HCIGETCONNLIST  _IOR('H', 212, int)
  88 #define HCIGETCONNINFO  _IOR('H', 213, int)
  89
  90 #define HCISETRAW       _IOW('H', 220, int)
  91 #define HCISETSCAN      _IOW('H', 221, int)
  92 #define HCISETAUTH      _IOW('H', 222, int)
  93 #define HCISETENCRYPT   _IOW('H', 223, int)
  94 #define HCISETPTYPE     _IOW('H', 224, int)
  95 #define HCISETLINKPOL   _IOW('H', 225, int)
  96 #define HCISETLINKMODE  _IOW('H', 226, int)
  97 #define HCISETACLMTU    _IOW('H', 227, int)
  98 #define HCISETSCOMTU    _IOW('H', 228, int)
  99
 100 #define HCISETSECMGR    _IOW('H', 230, int)
 101
 102 #define HCIINQUIRY      _IOR('H', 240, int)
 103
 104 /* HCI timeouts */
 105 #define HCI_CONNECT_TIMEOUT     (40000) /* 40 seconds */
 106 #define HCI_DISCONN_TIMEOUT     (2000)  /* 2 seconds */
 107 #define HCI_IDLE_TIMEOUT        (6000)  /* 6 seconds */
 108 #define HCI_INIT_TIMEOUT        (10000) /* 10 seconds */
 109
 110 /* HCI Packet types */
 111 #define HCI_COMMAND_PKT         0x01
 112 #define HCI_ACLDATA_PKT         0x02
 113 #define HCI_SCODATA_PKT         0x03
 114 #define HCI_EVENT_PKT           0x04
 115 #define HCI_VENDOR_PKT          0xff
 116
 117 /* HCI Packet types */
 118 #define HCI_DM1         0x0008
 119 #define HCI_DM3         0x0400
 120 #define HCI_DM5         0x4000
 121 #define HCI_DH1         0x0010
 122 #define HCI_DH3         0x0800
 123 #define HCI_DH5         0x8000
 124
 125 #define HCI_HV1         0x0020
 126 #define HCI_HV2         0x0040
 127 #define HCI_HV3         0x0080
 128
 129 #define SCO_PTYPE_MASK  (HCI_HV1 | HCI_HV2 | HCI_HV3)
 130 #define ACL_PTYPE_MASK  (~SCO_PTYPE_MASK)
 131
 132 /* ACL flags */
 133 #define ACL_CONT                0x01
 134 #define ACL_START               0x02
 135 #define ACL_ACTIVE_BCAST        0x04
 136 #define ACL_PICO_BCAST          0x08
 137
 138 /* Baseband links */
 139 #define SCO_LINK        0x00
 140 #define ACL_LINK        0x01
 141
 142 /* LMP features */
 143 #define LMP_3SLOT       0x01
 144 #define LMP_5SLOT       0x02
 145 #define LMP_ENCRYPT     0x04
 146 #define LMP_SOFFSET     0x08
 147 #define LMP_TACCURACY   0x10
 148 #define LMP_RSWITCH     0x20
 149 #define LMP_HOLD        0x40
 150 #define LMP_SNIFF       0x80
 151
 152 #define LMP_PARK        0x01
 153 #define LMP_RSSI        0x02
 154 #define LMP_QUALITY     0x04
 155 #define LMP_SCO         0x08
 156 #define LMP_HV2         0x10
 157 #define LMP_HV3         0x20
 158 #define LMP_ULAW        0x40
 159 #define LMP_ALAW        0x80
 160
 161 #define LMP_CVSD        0x01
 162 #define LMP_PSCHEME     0x02
 163 #define LMP_PCONTROL    0x04
 164
 165 #define LMP_SNIFF_SUBR  0x02
 166
 167 /* Connection modes */
 168 #define HCI_CM_ACTIVE   0x0000
 169 #define HCI_CM_HOLD     0x0001
 170 #define HCI_CM_SNIFF    0x0002
 171 #define HCI_CM_PARK     0x0003
 172
 173 /* Link policies */
 174 #define HCI_LP_RSWITCH  0x0001
 175 #define HCI_LP_HOLD     0x0002
 176 #define HCI_LP_SNIFF    0x0004
 177 #define HCI_LP_PARK     0x0008
 178
 179 /* Link modes */
 180 #define HCI_LM_ACCEPT   0x8000
 181 #define HCI_LM_MASTER   0x0001
 182 #define HCI_LM_AUTH     0x0002
 183 #define HCI_LM_ENCRYPT  0x0004
 184 #define HCI_LM_TRUSTED  0x0008
 185 #define HCI_LM_RELIABLE 0x0010
 186 #define HCI_LM_SECURE   0x0020
 187
 188 /* -----  HCI Commands ---- */
 189 /* OGF & OCF values */
 190
 191 /* Informational Parameters */
 192 #define OGF_INFO_PARAM  0x04
 193
 194 #define OCF_READ_LOCAL_VERSION  0x0001
 195 struct hci_rp_read_loc_version {
 196         __u8     status;
 197         __u8     hci_ver;
 198         __le16   hci_rev;
 199         __u8     lmp_ver;
 200         __le16   manufacturer;
 201         __le16   lmp_subver;
 202 } __attribute__ ((packed));
 203
 204 #define OCF_READ_LOCAL_FEATURES 0x0003
 205 struct hci_rp_read_local_features {
 206         __u8 status;
 207         __u8 features[8];
 208 } __attribute__ ((packed));
 209
 210 #define OCF_READ_BUFFER_SIZE    0x0005
 211 struct hci_rp_read_buffer_size {
 212         __u8     status;
 213         __le16   acl_mtu;
 214         __u8     sco_mtu;
 215         __le16   acl_max_pkt;
 216         __le16   sco_max_pkt;
 217 } __attribute__ ((packed));
 218
 219 #define OCF_READ_BD_ADDR        0x0009
 220 struct hci_rp_read_bd_addr {
 221         __u8     status;
 222         bdaddr_t bdaddr;
 223 } __attribute__ ((packed));
 224
 225 /* Host Controller and Baseband */
 226 #define OGF_HOST_CTL    0x03
 227 #define OCF_RESET               0x0003
 228 #define OCF_READ_AUTH_ENABLE    0x001F
 229 #define OCF_WRITE_AUTH_ENABLE   0x0020
 230         #define AUTH_DISABLED           0x00
 231         #define AUTH_ENABLED            0x01
 232
 233 #define OCF_READ_ENCRYPT_MODE   0x0021
 234 #define OCF_WRITE_ENCRYPT_MODE  0x0022
 235         #define ENCRYPT_DISABLED        0x00
 236         #define ENCRYPT_P2P             0x01
 237         #define ENCRYPT_BOTH            0x02
 238
 239 #define OCF_WRITE_CA_TIMEOUT    0x0016
 240 #define OCF_WRITE_PG_TIMEOUT    0x0018
 241
 242 #define OCF_WRITE_SCAN_ENABLE   0x001A
 243         #define SCAN_DISABLED           0x00
 244         #define SCAN_INQUIRY            0x01
 245         #define SCAN_PAGE               0x02
 246
 247 #define OCF_SET_EVENT_FLT       0x0005
 248 struct hci_cp_set_event_flt {
 249         __u8     flt_type;
 250         __u8     cond_type;
 251         __u8     condition[0];
 252 } __attribute__ ((packed));
 253
 254 /* Filter types */
 255 #define HCI_FLT_CLEAR_ALL       0x00
 256 #define HCI_FLT_INQ_RESULT      0x01
 257 #define HCI_FLT_CONN_SETUP      0x02
 258
 259 /* CONN_SETUP Condition types */
 260 #define HCI_CONN_SETUP_ALLOW_ALL        0x00
 261 #define HCI_CONN_SETUP_ALLOW_CLASS      0x01
 262 #define HCI_CONN_SETUP_ALLOW_BDADDR     0x02
 263
 264 /* CONN_SETUP Conditions */
 265 #define HCI_CONN_SETUP_AUTO_OFF 0x01
 266 #define HCI_CONN_SETUP_AUTO_ON  0x02
 267
 268 #define OCF_READ_CLASS_OF_DEV   0x0023
 269 struct hci_rp_read_dev_class {
 270         __u8     status;
 271         __u8     dev_class[3];
 272 } __attribute__ ((packed));
 273
 274 #define OCF_WRITE_CLASS_OF_DEV  0x0024
 275 struct hci_cp_write_dev_class {
 276         __u8     dev_class[3];
 277 } __attribute__ ((packed));
 278
 279 #define OCF_READ_VOICE_SETTING  0x0025
 280 struct hci_rp_read_voice_setting {
 281         __u8     status;
 282         __le16   voice_setting;
 283 } __attribute__ ((packed));
 284
 285 #define OCF_WRITE_VOICE_SETTING 0x0026
 286 struct hci_cp_write_voice_setting {
 287         __le16   voice_setting;
 288 } __attribute__ ((packed));
 289
 290 #define OCF_HOST_BUFFER_SIZE    0x0033
 291 struct hci_cp_host_buffer_size {
 292         __le16   acl_mtu;
 293         __u8     sco_mtu;
 294         __le16   acl_max_pkt;
 295         __le16   sco_max_pkt;
 296 } __attribute__ ((packed));
 297
 298 /* Link Control */
 299 #define OGF_LINK_CTL    0x01
 300 #define OCF_CREATE_CONN         0x0005
 301 struct hci_cp_create_conn {
 302         bdaddr_t bdaddr;
 303         __le16   pkt_type;
 304         __u8     pscan_rep_mode;
 305         __u8     pscan_mode;
 306         __le16   clock_offset;
 307         __u8     role_switch;
 308 } __attribute__ ((packed));
 309
 310 #define OCF_ACCEPT_CONN_REQ     0x0009
 311 struct hci_cp_accept_conn_req {
 312         bdaddr_t bdaddr;
 313         __u8     role;
 314 } __attribute__ ((packed));
 315
 316 #define OCF_REJECT_CONN_REQ     0x000a
 317 struct hci_cp_reject_conn_req {
 318         bdaddr_t bdaddr;
 319         __u8     reason;
 320 } __attribute__ ((packed));
 321
 322 #define OCF_DISCONNECT  0x0006
 323 struct hci_cp_disconnect {
 324         __le16   handle;
 325         __u8     reason;
 326 } __attribute__ ((packed));
 327
 328 #define OCF_ADD_SCO     0x0007
 329 struct hci_cp_add_sco {
 330         __le16   handle;
 331         __le16   pkt_type;
 332 } __attribute__ ((packed));
 333
 334 #define OCF_INQUIRY             0x0001
 335 struct hci_cp_inquiry {
 336         __u8     lap[3];
 337         __u8     length;
 338         __u8     num_rsp;
 339 } __attribute__ ((packed));
 340
 341 #define OCF_INQUIRY_CANCEL      0x0002
 342
 343 #define OCF_LINK_KEY_REPLY      0x000B
 344 struct hci_cp_link_key_reply {
 345         bdaddr_t bdaddr;
 346         __u8     link_key[16];
 347 } __attribute__ ((packed));
 348
 349 #define OCF_LINK_KEY_NEG_REPLY  0x000C
 350 struct hci_cp_link_key_neg_reply {
 351         bdaddr_t bdaddr;
 352 } __attribute__ ((packed));
 353
 354 #define OCF_PIN_CODE_REPLY      0x000D
 355 struct hci_cp_pin_code_reply {
 356         bdaddr_t bdaddr;
 357         __u8     pin_len;
 358         __u8     pin_code[16];
 359 } __attribute__ ((packed));
 360
 361 #define OCF_PIN_CODE_NEG_REPLY  0x000E
 362 struct hci_cp_pin_code_neg_reply {
 363         bdaddr_t bdaddr;
 364 } __attribute__ ((packed));
 365
 366 #define OCF_CHANGE_CONN_PTYPE   0x000F
 367 struct hci_cp_change_conn_ptype {
 368         __le16   handle;
 369         __le16   pkt_type;
 370 } __attribute__ ((packed));
 371
 372 #define OCF_AUTH_REQUESTED      0x0011
 373 struct hci_cp_auth_requested {
 374         __le16   handle;
 375 } __attribute__ ((packed));
 376
 377 #define OCF_SET_CONN_ENCRYPT    0x0013
 378 struct hci_cp_set_conn_encrypt {
 379         __le16   handle;
 380         __u8     encrypt;
 381 } __attribute__ ((packed));
 382
 383 #define OCF_CHANGE_CONN_LINK_KEY 0x0015
 384 struct hci_cp_change_conn_link_key {
 385         __le16   handle;
 386 } __attribute__ ((packed));
 387
 388 #define OCF_READ_REMOTE_FEATURES 0x001B
 389 struct hci_cp_read_remote_features {
 390         __le16   handle;
 391 } __attribute__ ((packed));
 392
 393 #define OCF_READ_REMOTE_VERSION 0x001D
 394 struct hci_cp_read_remote_version {
 395         __le16   handle;
 396 } __attribute__ ((packed));
 397
 398 /* Link Policy */
 399 #define OGF_LINK_POLICY 0x02
 400
 401 #define OCF_SNIFF_MODE          0x0003
 402 struct hci_cp_sniff_mode {
 403         __le16   handle;
 404         __le16   max_interval;
 405         __le16   min_interval;
 406         __le16   attempt;
 407         __le16   timeout;
 408 } __attribute__ ((packed));
 409
 410 #define OCF_EXIT_SNIFF_MODE     0x0004
 411 struct hci_cp_exit_sniff_mode {
 412         __le16   handle;
 413 } __attribute__ ((packed));
 414
 415 #define OCF_ROLE_DISCOVERY      0x0009
 416 struct hci_cp_role_discovery {
 417         __le16   handle;
 418 } __attribute__ ((packed));
 419 struct hci_rp_role_discovery {
 420         __u8     status;
 421         __le16   handle;
 422         __u8     role;
 423 } __attribute__ ((packed));
 424
 425 #define OCF_READ_LINK_POLICY    0x000C
 426 struct hci_cp_read_link_policy {
 427         __le16   handle;
 428 } __attribute__ ((packed));
 429 struct hci_rp_read_link_policy {
 430         __u8     status;
 431         __le16   handle;
 432         __le16   policy;
 433 } __attribute__ ((packed));
 434
 435 #define OCF_SWITCH_ROLE         0x000B
 436 struct hci_cp_switch_role {
 437         bdaddr_t bdaddr;
 438         __u8     role;
 439 } __attribute__ ((packed));
 440
 441 #define OCF_WRITE_LINK_POLICY   0x000D
 442 struct hci_cp_write_link_policy {
 443         __le16   handle;
 444         __le16   policy;
 445 } __attribute__ ((packed));
 446 struct hci_rp_write_link_policy {
 447         __u8     status;
 448         __le16   handle;
 449 } __attribute__ ((packed));
 450
 451 #define OCF_SNIFF_SUBRATE       0x0011
 452 struct hci_cp_sniff_subrate {
 453         __le16   handle;
 454         __le16   max_latency;
 455         __le16   min_remote_timeout;
 456         __le16   min_local_timeout;
 457 } __attribute__ ((packed));
 458
 459 /* Status params */
 460 #define OGF_STATUS_PARAM        0x05
 461
 462 /* Testing commands */
 463 #define OGF_TESTING_CMD         0x3E
 464
 465 /* Vendor specific commands */
 466 #define OGF_VENDOR_CMD          0x3F
 467
 468 /* ---- HCI Events ---- */
 469 #define HCI_EV_INQUIRY_COMPLETE 0x01
 470
 471 #define HCI_EV_INQUIRY_RESULT   0x02
 472 struct inquiry_info {
 473         bdaddr_t bdaddr;
 474         __u8     pscan_rep_mode;
 475         __u8     pscan_period_mode;
 476         __u8     pscan_mode;
 477         __u8     dev_class[3];
 478         __le16   clock_offset;
 479 } __attribute__ ((packed));
 480
 481 #define HCI_EV_INQUIRY_RESULT_WITH_RSSI 0x22
 482 struct inquiry_info_with_rssi {
 483         bdaddr_t bdaddr;
 484         __u8     pscan_rep_mode;
 485         __u8     pscan_period_mode;
 486         __u8     dev_class[3];
 487         __le16   clock_offset;
 488         __s8     rssi;
 489 } __attribute__ ((packed));
 490 struct inquiry_info_with_rssi_and_pscan_mode {
 491         bdaddr_t bdaddr;
 492         __u8     pscan_rep_mode;
 493         __u8     pscan_period_mode;
 494         __u8     pscan_mode;
 495         __u8     dev_class[3];
 496         __le16   clock_offset;
 497         __s8     rssi;
 498 } __attribute__ ((packed));
 499
 500 #define HCI_EV_EXTENDED_INQUIRY_RESULT  0x2F
 501 struct extended_inquiry_info {
 502         bdaddr_t bdaddr;
 503         __u8     pscan_rep_mode;
 504         __u8     pscan_period_mode;
 505         __u8     dev_class[3];
 506         __le16   clock_offset;
 507         __s8     rssi;
 508         __u8     data[240];
 509 } __attribute__ ((packed));
 510
 511 #define HCI_EV_CONN_COMPLETE    0x03
 512 struct hci_ev_conn_complete {
 513         __u8     status;
 514         __le16   handle;
 515         bdaddr_t bdaddr;
 516         __u8     link_type;
 517         __u8     encr_mode;
 518 } __attribute__ ((packed));
 519
 520 #define HCI_EV_CONN_REQUEST     0x04
 521 struct hci_ev_conn_request {
 522         bdaddr_t bdaddr;
 523         __u8     dev_class[3];
 524         __u8     link_type;
 525 } __attribute__ ((packed));
 526
 527 #define HCI_EV_DISCONN_COMPLETE 0x05
 528 struct hci_ev_disconn_complete {
 529         __u8     status;
 530         __le16   handle;
 531         __u8     reason;
 532 } __attribute__ ((packed));
 533
 534 #define HCI_EV_AUTH_COMPLETE    0x06
 535 struct hci_ev_auth_complete {
 536         __u8     status;
 537         __le16   handle;
 538 } __attribute__ ((packed));
 539
 540 #define HCI_EV_ENCRYPT_CHANGE   0x08
 541 struct hci_ev_encrypt_change {
 542         __u8     status;
 543         __le16   handle;
 544         __u8     encrypt;
 545 } __attribute__ ((packed));
 546
 547 #define HCI_EV_CHANGE_CONN_LINK_KEY_COMPLETE    0x09
 548 struct hci_ev_change_conn_link_key_complete {
 549         __u8     status;
 550         __le16   handle;
 551 } __attribute__ ((packed));
 552
 553 #define HCI_EV_QOS_SETUP_COMPLETE       0x0D
 554 struct hci_qos {
 555         __u8     service_type;
 556         __u32    token_rate;
 557         __u32    peak_bandwidth;
 558         __u32    latency;
 559         __u32    delay_variation;
 560 } __attribute__ ((packed));
 561 struct hci_ev_qos_setup_complete {
 562         __u8     status;
 563         __le16   handle;
 564         struct   hci_qos qos;
 565 } __attribute__ ((packed));
 566
 567 #define HCI_EV_CMD_COMPLETE     0x0E
 568 struct hci_ev_cmd_complete {
 569         __u8     ncmd;
 570         __le16   opcode;
 571 } __attribute__ ((packed));
 572
 573 #define HCI_EV_CMD_STATUS       0x0F
 574 struct hci_ev_cmd_status {
 575         __u8     status;
 576         __u8     ncmd;
 577         __le16   opcode;
 578 } __attribute__ ((packed));
 579
 580 #define HCI_EV_NUM_COMP_PKTS    0x13
 581 struct hci_ev_num_comp_pkts {
 582         __u8     num_hndl;
 583         /* variable length part */
 584 } __attribute__ ((packed));
 585
 586 #define HCI_EV_ROLE_CHANGE      0x12
 587 struct hci_ev_role_change {
 588         __u8     status;
 589         bdaddr_t bdaddr;
 590         __u8     role;
 591 } __attribute__ ((packed));
 592
 593 #define HCI_EV_MODE_CHANGE      0x14
 594 struct hci_ev_mode_change {
 595         __u8     status;
 596         __le16   handle;
 597         __u8     mode;
 598         __le16   interval;
 599 } __attribute__ ((packed));
 600
 601 #define HCI_EV_PIN_CODE_REQ     0x16
 602 struct hci_ev_pin_code_req {
 603         bdaddr_t bdaddr;
 604 } __attribute__ ((packed));
 605
 606 #define HCI_EV_LINK_KEY_REQ     0x17
 607 struct hci_ev_link_key_req {
 608         bdaddr_t bdaddr;
 609 } __attribute__ ((packed));
 610
 611 #define HCI_EV_LINK_KEY_NOTIFY  0x18
 612 struct hci_ev_link_key_notify {
 613         bdaddr_t bdaddr;
 614         __u8     link_key[16];
 615         __u8     key_type;
 616 } __attribute__ ((packed));
 617
 618 #define HCI_EV_REMOTE_FEATURES  0x0B
 619 struct hci_ev_remote_features {
 620         __u8     status;
 621         __le16   handle;
 622         __u8     features[8];
 623 } __attribute__ ((packed));
 624
 625 #define HCI_EV_REMOTE_VERSION   0x0C
 626 struct hci_ev_remote_version {
 627         __u8     status;
 628         __le16   handle;
 629         __u8     lmp_ver;
 630         __le16   manufacturer;
 631         __le16   lmp_subver;
 632 } __attribute__ ((packed));
 633
 634 #define HCI_EV_CLOCK_OFFSET     0x01C
 635 struct hci_ev_clock_offset {
 636         __u8     status;
 637         __le16   handle;
 638         __le16   clock_offset;
 639 } __attribute__ ((packed));
 640
 641 #define HCI_EV_PSCAN_REP_MODE   0x20
 642 struct hci_ev_pscan_rep_mode {
 643         bdaddr_t bdaddr;
 644         __u8     pscan_rep_mode;
 645 } __attribute__ ((packed));
 646
 647 #define HCI_EV_SNIFF_SUBRATE    0x2E
 648 struct hci_ev_sniff_subrate {
 649         __u8     status;
 650         __le16   handle;
 651         __le16   max_tx_latency;
 652         __le16   max_rx_latency;
 653         __le16   max_remote_timeout;
 654         __le16   max_local_timeout;
 655 } __attribute__ ((packed));
 656
 657 /* Internal events generated by Bluetooth stack */
 658 #define HCI_EV_STACK_INTERNAL   0xFD
 659 struct hci_ev_stack_internal {
 660         __u16    type;
 661         __u8     data[0];
 662 } __attribute__ ((packed));
 663
 664 #define HCI_EV_SI_DEVICE        0x01
 665 struct hci_ev_si_device {
 666         __u16    event;
 667         __u16    dev_id;
 668 } __attribute__ ((packed));
 669
 670 #define HCI_EV_SI_SECURITY      0x02
 671 struct hci_ev_si_security {
 672         __u16    event;
 673         __u16    proto;
 674         __u16    subproto;
 675         __u8     incoming;
 676 } __attribute__ ((packed));
 677
 678 /* ---- HCI Packet structures ---- */
 679 #define HCI_COMMAND_HDR_SIZE 3
 680 #define HCI_EVENT_HDR_SIZE   2
 681 #define HCI_ACL_HDR_SIZE     4
 682 #define HCI_SCO_HDR_SIZE     3
 683
 684 struct hci_command_hdr {
 685         __le16  opcode;         /* OCF & OGF */
 686         __u8    plen;
 687 } __attribute__ ((packed));
 688
 689 struct hci_event_hdr {
 690         __u8    evt;
 691         __u8    plen;
 692 } __attribute__ ((packed));
 693
 694 struct hci_acl_hdr {
 695         __le16  handle;         /* Handle & Flags(PB, BC) */
 696         __le16  dlen;
 697 } __attribute__ ((packed));
 698
 699 struct hci_sco_hdr {
 700         __le16  handle;
 701         __u8    dlen;
 702 } __attribute__ ((packed));
 703
 704 /* Command opcode pack/unpack */
 705 #define hci_opcode_pack(ogf, ocf)       (__u16) ((ocf & 0x03ff)|(ogf << 10))
 706 #define hci_opcode_ogf(op)              (op >> 10)
 707 #define hci_opcode_ocf(op)              (op & 0x03ff)
 708
 709 /* ACL handle and flags pack/unpack */
 710 #define hci_handle_pack(h, f)   (__u16) ((h & 0x0fff)|(f << 12))
 711 #define hci_handle(h)           (h & 0x0fff)
 712 #define hci_flags(h)            (h >> 12)
 713
 714 /* ---- HCI Sockets ---- */
 715
 716 /* Socket options */
 717 #define HCI_DATA_DIR    1
 718 #define HCI_FILTER      2
 719 #define HCI_TIME_STAMP  3
 720
 721 /* CMSG flags */
 722 #define HCI_CMSG_DIR    0x0001
 723 #define HCI_CMSG_TSTAMP 0x0002
 724
 725 struct sockaddr_hci {
 726         sa_family_t    hci_family;
 727         unsigned short hci_dev;
 728 };
 729 #define HCI_DEV_NONE    0xffff
 730
 731 struct hci_filter {
 732         unsigned long type_mask;
 733         unsigned long event_mask[2];
 734         __u16   opcode;
 735 };
 736
 737 struct hci_ufilter {
 738         __u32   type_mask;
 739         __u32   event_mask[2];
 740         __u16   opcode;
 741 };
 742
 743 #define HCI_FLT_TYPE_BITS       31
 744 #define HCI_FLT_EVENT_BITS      63
 745 #define HCI_FLT_OGF_BITS        63
 746 #define HCI_FLT_OCF_BITS        127
 747
 748 /* ---- HCI Ioctl requests structures ---- */
 749 struct hci_dev_stats {
 750         __u32 err_rx;
 751         __u32 err_tx;
 752         __u32 cmd_tx;
 753         __u32 evt_rx;
 754         __u32 acl_tx;
 755         __u32 acl_rx;
 756         __u32 sco_tx;
 757         __u32 sco_rx;
 758         __u32 byte_rx;
 759         __u32 byte_tx;
 760 };
 761
 762 struct hci_dev_info {
 763         __u16 dev_id;
 764         char  name[8];
 765
 766         bdaddr_t bdaddr;
 767
 768         __u32 flags;
 769         __u8  type;
 770
 771         __u8  features[8];
 772
 773         __u32 pkt_type;
 774         __u32 link_policy;
 775         __u32 link_mode;
 776
 777         __u16 acl_mtu;
 778         __u16 acl_pkts;
 779         __u16 sco_mtu;
 780         __u16 sco_pkts;
 781
 782         struct hci_dev_stats stat;
 783 };
 784
 785 struct hci_conn_info {
 786         __u16    handle;
 787         bdaddr_t bdaddr;
 788         __u8     type;
 789         __u8     out;
 790         __u16    state;
 791         __u32    link_mode;
 792 };
 793
 794 struct hci_dev_req {
 795         __u16 dev_id;
 796         __u32 dev_opt;
 797 };
 798
 799 struct hci_dev_list_req {
 800         __u16  dev_num;
 801         struct hci_dev_req dev_req[0];  /* hci_dev_req structures */
 802 };
 803
 804 struct hci_conn_list_req {
 805         __u16  dev_id;
 806         __u16  conn_num;
 807         struct hci_conn_info conn_info[0];
 808 };
 809
 810 struct hci_conn_info_req {
 811         bdaddr_t bdaddr;
 812         __u8     type;
 813         struct   hci_conn_info conn_info[0];
 814 };
 815
 816 struct hci_inquiry_req {
 817         __u16 dev_id;
 818         __u16 flags;
 819         __u8  lap[3];
 820         __u8  length;
 821         __u8  num_rsp;
 822 };
 823 #define IREQ_CACHE_FLUSH 0x0001
 824
 825 #endif /* __HCI_H */