2 BlueZ - Bluetooth protocol stack for Linux
3 Copyright (C) 2000-2001 Qualcomm Incorporated
5 Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
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;
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.
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.
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)
33 #define HCI_LINK_KEY_SIZE 16
34 #define HCI_AMP_LINK_KEY_SIZE (2 * HCI_LINK_KEY_SIZE)
36 #define HCI_MAX_AMP_ASSOC_SIZE 672
38 #define HCI_MAX_CSB_DATA_SIZE 252
42 #define HCI_DEV_UNREG 2
44 #define HCI_DEV_DOWN 4
45 #define HCI_DEV_SUSPEND 5
46 #define HCI_DEV_RESUME 6
48 /* HCI notify events */
49 #define HCI_NOTIFY_CONN_ADD 1
50 #define HCI_NOTIFY_CONN_DEL 2
51 #define HCI_NOTIFY_VOICE_SETTING 3
62 /* HCI controller types */
63 #define HCI_BREDR 0x00
66 /* First BR/EDR Controller shall have ID = 0 */
67 #define AMP_ID_BREDR 0x00
69 /* AMP controller types */
70 #define AMP_TYPE_BREDR 0x00
71 #define AMP_TYPE_80211 0x01
73 /* AMP controller status */
74 #define AMP_STATUS_POWERED_DOWN 0x00
75 #define AMP_STATUS_BLUETOOTH_ONLY 0x01
76 #define AMP_STATUS_NO_CAPACITY 0x02
77 #define AMP_STATUS_LOW_CAPACITY 0x03
78 #define AMP_STATUS_MEDIUM_CAPACITY 0x04
79 #define AMP_STATUS_HIGH_CAPACITY 0x05
80 #define AMP_STATUS_FULL_CAPACITY 0x06
82 /* HCI device quirks */
84 /* When this quirk is set, the HCI Reset command is send when
85 * closing the transport instead of when opening it.
87 * This quirk must be set before hci_register_dev is called.
89 HCI_QUIRK_RESET_ON_CLOSE,
91 /* When this quirk is set, the device is turned into a raw-only
92 * device and it will stay in unconfigured state.
94 * This quirk must be set before hci_register_dev is called.
98 /* When this quirk is set, the buffer sizes reported by
99 * HCI Read Buffer Size command are corrected if invalid.
101 * This quirk must be set before hci_register_dev is called.
103 HCI_QUIRK_FIXUP_BUFFER_SIZE,
105 /* When this quirk is set, then a controller that does not
106 * indicate support for Inquiry Result with RSSI is assumed to
107 * support it anyway. Some early Bluetooth 1.2 controllers had
108 * wrongly configured local features that will require forcing
109 * them to enable this mode. Getting RSSI information with the
110 * inquiry responses is preferred since it allows for a better
113 * This quirk must be set before hci_register_dev is called.
115 HCI_QUIRK_FIXUP_INQUIRY_MODE,
117 /* When this quirk is set, then the HCI Read Local Supported
118 * Commands command is not supported. In general Bluetooth 1.2
119 * and later controllers should support this command. However
120 * some controllers indicate Bluetooth 1.2 support, but do
121 * not support this command.
123 * This quirk must be set before hci_register_dev is called.
125 HCI_QUIRK_BROKEN_LOCAL_COMMANDS,
127 /* When this quirk is set, then no stored link key handling
128 * is performed. This is mainly due to the fact that the
129 * HCI Delete Stored Link Key command is advertised, but
132 * This quirk must be set before hci_register_dev is called.
134 HCI_QUIRK_BROKEN_STORED_LINK_KEY,
136 /* When this quirk is set, an external configuration step
137 * is required and will be indicated with the controller
140 * This quirk can be set before hci_register_dev is called or
141 * during the hdev->setup vendor callback.
143 HCI_QUIRK_EXTERNAL_CONFIG,
145 /* When this quirk is set, the public Bluetooth address
146 * initially reported by HCI Read BD Address command
147 * is considered invalid. Controller configuration is
148 * required before this device can be used.
150 * This quirk can be set before hci_register_dev is called or
151 * during the hdev->setup vendor callback.
153 HCI_QUIRK_INVALID_BDADDR,
155 /* When this quirk is set, the duplicate filtering during
156 * scanning is based on Bluetooth devices addresses. To allow
157 * RSSI based updates, restart scanning if needed.
159 * This quirk can be set before hci_register_dev is called or
160 * during the hdev->setup vendor callback.
162 HCI_QUIRK_STRICT_DUPLICATE_FILTER,
165 /* HCI device flags */
182 /* HCI socket flags */
184 HCI_MGMT_INDEX_EVENTS,
185 HCI_MGMT_UNCONF_INDEX_EVENTS,
189 * BR/EDR and/or LE controller flags: the flags defined here should represent
190 * states from the controller.
217 HCI_ADVERTISING_CONNECTABLE,
220 HCI_LIMITED_DISCOVERABLE,
223 HCI_FAST_CONNECTABLE,
225 HCI_LE_SCAN_INTERRUPTED,
229 HCI_FORCE_STATIC_ADDR,
235 #define HCI_DISCONN_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */
236 #define HCI_PAIRING_TIMEOUT msecs_to_jiffies(60000) /* 60 seconds */
237 #define HCI_INIT_TIMEOUT msecs_to_jiffies(10000) /* 10 seconds */
238 #define HCI_CMD_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */
239 #define HCI_ACL_TX_TIMEOUT msecs_to_jiffies(45000) /* 45 seconds */
240 #define HCI_AUTO_OFF_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */
241 #define HCI_POWER_OFF_TIMEOUT msecs_to_jiffies(5000) /* 5 seconds */
242 #define HCI_LE_CONN_TIMEOUT msecs_to_jiffies(20000) /* 20 seconds */
243 #define HCI_LE_AUTOCONN_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */
246 #define HCI_COMMAND_PKT 0x01
247 #define HCI_ACLDATA_PKT 0x02
248 #define HCI_SCODATA_PKT 0x03
249 #define HCI_EVENT_PKT 0x04
250 #define HCI_VENDOR_PKT 0xff
252 /* HCI packet types */
253 #define HCI_DM1 0x0008
254 #define HCI_DM3 0x0400
255 #define HCI_DM5 0x4000
256 #define HCI_DH1 0x0010
257 #define HCI_DH3 0x0800
258 #define HCI_DH5 0x8000
260 #define HCI_HV1 0x0020
261 #define HCI_HV2 0x0040
262 #define HCI_HV3 0x0080
264 #define SCO_PTYPE_MASK (HCI_HV1 | HCI_HV2 | HCI_HV3)
265 #define ACL_PTYPE_MASK (~SCO_PTYPE_MASK)
267 /* eSCO packet types */
268 #define ESCO_HV1 0x0001
269 #define ESCO_HV2 0x0002
270 #define ESCO_HV3 0x0004
271 #define ESCO_EV3 0x0008
272 #define ESCO_EV4 0x0010
273 #define ESCO_EV5 0x0020
274 #define ESCO_2EV3 0x0040
275 #define ESCO_3EV3 0x0080
276 #define ESCO_2EV5 0x0100
277 #define ESCO_3EV5 0x0200
279 #define SCO_ESCO_MASK (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
280 #define EDR_ESCO_MASK (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5)
283 #define ACL_START_NO_FLUSH 0x00
284 #define ACL_CONT 0x01
285 #define ACL_START 0x02
286 #define ACL_COMPLETE 0x03
287 #define ACL_ACTIVE_BCAST 0x04
288 #define ACL_PICO_BCAST 0x08
291 #define SCO_LINK 0x00
292 #define ACL_LINK 0x01
293 #define ESCO_LINK 0x02
294 /* Low Energy links do not have defined link type. Use invented one */
296 #define AMP_LINK 0x81
297 #define INVALID_LINK 0xff
300 #define LMP_3SLOT 0x01
301 #define LMP_5SLOT 0x02
302 #define LMP_ENCRYPT 0x04
303 #define LMP_SOFFSET 0x08
304 #define LMP_TACCURACY 0x10
305 #define LMP_RSWITCH 0x20
306 #define LMP_HOLD 0x40
307 #define LMP_SNIFF 0x80
309 #define LMP_PARK 0x01
310 #define LMP_RSSI 0x02
311 #define LMP_QUALITY 0x04
315 #define LMP_ULAW 0x40
316 #define LMP_ALAW 0x80
318 #define LMP_CVSD 0x01
319 #define LMP_PSCHEME 0x02
320 #define LMP_PCONTROL 0x04
321 #define LMP_TRANSPARENT 0x08
323 #define LMP_RSSI_INQ 0x40
324 #define LMP_ESCO 0x80
328 #define LMP_NO_BREDR 0x20
331 #define LMP_SNIFF_SUBR 0x02
332 #define LMP_PAUSE_ENC 0x04
333 #define LMP_EDR_ESCO_2M 0x20
334 #define LMP_EDR_ESCO_3M 0x40
335 #define LMP_EDR_3S_ESCO 0x80
337 #define LMP_EXT_INQ 0x01
338 #define LMP_SIMUL_LE_BR 0x02
339 #define LMP_SIMPLE_PAIR 0x08
340 #define LMP_NO_FLUSH 0x40
342 #define LMP_LSTO 0x01
343 #define LMP_INQ_TX_PWR 0x02
344 #define LMP_EXTFEATURES 0x80
346 /* Extended LMP features */
347 #define LMP_CSB_MASTER 0x01
348 #define LMP_CSB_SLAVE 0x02
349 #define LMP_SYNC_TRAIN 0x04
350 #define LMP_SYNC_SCAN 0x08
353 #define LMP_PING 0x02
356 #define LMP_HOST_SSP 0x01
357 #define LMP_HOST_LE 0x02
358 #define LMP_HOST_LE_BREDR 0x04
359 #define LMP_HOST_SC 0x08
362 #define HCI_LE_ENCRYPTION 0x01
363 #define HCI_LE_CONN_PARAM_REQ_PROC 0x02
364 #define HCI_LE_PING 0x10
365 #define HCI_LE_DATA_LEN_EXT 0x20
366 #define HCI_LE_EXT_SCAN_POLICY 0x80
368 /* Connection modes */
369 #define HCI_CM_ACTIVE 0x0000
370 #define HCI_CM_HOLD 0x0001
371 #define HCI_CM_SNIFF 0x0002
372 #define HCI_CM_PARK 0x0003
375 #define HCI_LP_RSWITCH 0x0001
376 #define HCI_LP_HOLD 0x0002
377 #define HCI_LP_SNIFF 0x0004
378 #define HCI_LP_PARK 0x0008
381 #define HCI_LM_ACCEPT 0x8000
382 #define HCI_LM_MASTER 0x0001
383 #define HCI_LM_AUTH 0x0002
384 #define HCI_LM_ENCRYPT 0x0004
385 #define HCI_LM_TRUSTED 0x0008
386 #define HCI_LM_RELIABLE 0x0010
387 #define HCI_LM_SECURE 0x0020
388 #define HCI_LM_FIPS 0x0040
390 /* Authentication types */
391 #define HCI_AT_NO_BONDING 0x00
392 #define HCI_AT_NO_BONDING_MITM 0x01
393 #define HCI_AT_DEDICATED_BONDING 0x02
394 #define HCI_AT_DEDICATED_BONDING_MITM 0x03
395 #define HCI_AT_GENERAL_BONDING 0x04
396 #define HCI_AT_GENERAL_BONDING_MITM 0x05
398 /* I/O capabilities */
399 #define HCI_IO_DISPLAY_ONLY 0x00
400 #define HCI_IO_DISPLAY_YESNO 0x01
401 #define HCI_IO_KEYBOARD_ONLY 0x02
402 #define HCI_IO_NO_INPUT_OUTPUT 0x03
405 #define HCI_LK_COMBINATION 0x00
406 #define HCI_LK_LOCAL_UNIT 0x01
407 #define HCI_LK_REMOTE_UNIT 0x02
408 #define HCI_LK_DEBUG_COMBINATION 0x03
409 #define HCI_LK_UNAUTH_COMBINATION_P192 0x04
410 #define HCI_LK_AUTH_COMBINATION_P192 0x05
411 #define HCI_LK_CHANGED_COMBINATION 0x06
412 #define HCI_LK_UNAUTH_COMBINATION_P256 0x07
413 #define HCI_LK_AUTH_COMBINATION_P256 0x08
415 /* ---- HCI Error Codes ---- */
416 #define HCI_ERROR_UNKNOWN_CONN_ID 0x02
417 #define HCI_ERROR_AUTH_FAILURE 0x05
418 #define HCI_ERROR_MEMORY_EXCEEDED 0x07
419 #define HCI_ERROR_CONNECTION_TIMEOUT 0x08
420 #define HCI_ERROR_REJ_LIMITED_RESOURCES 0x0d
421 #define HCI_ERROR_REJ_BAD_ADDR 0x0f
422 #define HCI_ERROR_REMOTE_USER_TERM 0x13
423 #define HCI_ERROR_REMOTE_LOW_RESOURCES 0x14
424 #define HCI_ERROR_REMOTE_POWER_OFF 0x15
425 #define HCI_ERROR_LOCAL_HOST_TERM 0x16
426 #define HCI_ERROR_PAIRING_NOT_ALLOWED 0x18
427 #define HCI_ERROR_INVALID_LL_PARAMS 0x1E
428 #define HCI_ERROR_ADVERTISING_TIMEOUT 0x3c
430 /* Flow control modes */
431 #define HCI_FLOW_CTL_MODE_PACKET_BASED 0x00
432 #define HCI_FLOW_CTL_MODE_BLOCK_BASED 0x01
434 /* The core spec defines 127 as the "not available" value */
435 #define HCI_TX_POWER_INVALID 127
436 #define HCI_RSSI_INVALID 127
438 #define HCI_ROLE_MASTER 0x00
439 #define HCI_ROLE_SLAVE 0x01
441 /* Extended Inquiry Response field types */
442 #define EIR_FLAGS 0x01 /* flags */
443 #define EIR_UUID16_SOME 0x02 /* 16-bit UUID, more available */
444 #define EIR_UUID16_ALL 0x03 /* 16-bit UUID, all listed */
445 #define EIR_UUID32_SOME 0x04 /* 32-bit UUID, more available */
446 #define EIR_UUID32_ALL 0x05 /* 32-bit UUID, all listed */
447 #define EIR_UUID128_SOME 0x06 /* 128-bit UUID, more available */
448 #define EIR_UUID128_ALL 0x07 /* 128-bit UUID, all listed */
449 #define EIR_NAME_SHORT 0x08 /* shortened local name */
450 #define EIR_NAME_COMPLETE 0x09 /* complete local name */
451 #define EIR_TX_POWER 0x0A /* transmit power level */
452 #define EIR_CLASS_OF_DEV 0x0D /* Class of Device */
453 #define EIR_SSP_HASH_C 0x0E /* Simple Pairing Hash C */
454 #define EIR_SSP_RAND_R 0x0F /* Simple Pairing Randomizer R */
455 #define EIR_DEVICE_ID 0x10 /* device ID */
457 /* Low Energy Advertising Flags */
458 #define LE_AD_LIMITED 0x01 /* Limited Discoverable */
459 #define LE_AD_GENERAL 0x02 /* General Discoverable */
460 #define LE_AD_NO_BREDR 0x04 /* BR/EDR not supported */
461 #define LE_AD_SIM_LE_BREDR_CTRL 0x08 /* Simultaneous LE & BR/EDR Controller */
462 #define LE_AD_SIM_LE_BREDR_HOST 0x10 /* Simultaneous LE & BR/EDR Host */
464 /* ----- HCI Commands ---- */
465 #define HCI_OP_NOP 0x0000
467 #define HCI_OP_INQUIRY 0x0401
468 struct hci_cp_inquiry {
474 #define HCI_OP_INQUIRY_CANCEL 0x0402
476 #define HCI_OP_PERIODIC_INQ 0x0403
478 #define HCI_OP_EXIT_PERIODIC_INQ 0x0404
480 #define HCI_OP_CREATE_CONN 0x0405
481 struct hci_cp_create_conn {
490 #define HCI_OP_DISCONNECT 0x0406
491 struct hci_cp_disconnect {
496 #define HCI_OP_ADD_SCO 0x0407
497 struct hci_cp_add_sco {
502 #define HCI_OP_CREATE_CONN_CANCEL 0x0408
503 struct hci_cp_create_conn_cancel {
507 #define HCI_OP_ACCEPT_CONN_REQ 0x0409
508 struct hci_cp_accept_conn_req {
513 #define HCI_OP_REJECT_CONN_REQ 0x040a
514 struct hci_cp_reject_conn_req {
519 #define HCI_OP_LINK_KEY_REPLY 0x040b
520 struct hci_cp_link_key_reply {
522 __u8 link_key[HCI_LINK_KEY_SIZE];
525 #define HCI_OP_LINK_KEY_NEG_REPLY 0x040c
526 struct hci_cp_link_key_neg_reply {
530 #define HCI_OP_PIN_CODE_REPLY 0x040d
531 struct hci_cp_pin_code_reply {
536 struct hci_rp_pin_code_reply {
541 #define HCI_OP_PIN_CODE_NEG_REPLY 0x040e
542 struct hci_cp_pin_code_neg_reply {
545 struct hci_rp_pin_code_neg_reply {
550 #define HCI_OP_CHANGE_CONN_PTYPE 0x040f
551 struct hci_cp_change_conn_ptype {
556 #define HCI_OP_AUTH_REQUESTED 0x0411
557 struct hci_cp_auth_requested {
561 #define HCI_OP_SET_CONN_ENCRYPT 0x0413
562 struct hci_cp_set_conn_encrypt {
567 #define HCI_OP_CHANGE_CONN_LINK_KEY 0x0415
568 struct hci_cp_change_conn_link_key {
572 #define HCI_OP_REMOTE_NAME_REQ 0x0419
573 struct hci_cp_remote_name_req {
580 #define HCI_OP_REMOTE_NAME_REQ_CANCEL 0x041a
581 struct hci_cp_remote_name_req_cancel {
585 #define HCI_OP_READ_REMOTE_FEATURES 0x041b
586 struct hci_cp_read_remote_features {
590 #define HCI_OP_READ_REMOTE_EXT_FEATURES 0x041c
591 struct hci_cp_read_remote_ext_features {
596 #define HCI_OP_READ_REMOTE_VERSION 0x041d
597 struct hci_cp_read_remote_version {
601 #define HCI_OP_READ_CLOCK_OFFSET 0x041f
602 struct hci_cp_read_clock_offset {
606 #define HCI_OP_SETUP_SYNC_CONN 0x0428
607 struct hci_cp_setup_sync_conn {
612 __le16 voice_setting;
617 #define HCI_OP_ACCEPT_SYNC_CONN_REQ 0x0429
618 struct hci_cp_accept_sync_conn_req {
623 __le16 content_format;
628 #define HCI_OP_REJECT_SYNC_CONN_REQ 0x042a
629 struct hci_cp_reject_sync_conn_req {
634 #define HCI_OP_IO_CAPABILITY_REPLY 0x042b
635 struct hci_cp_io_capability_reply {
642 #define HCI_OP_USER_CONFIRM_REPLY 0x042c
643 struct hci_cp_user_confirm_reply {
646 struct hci_rp_user_confirm_reply {
651 #define HCI_OP_USER_CONFIRM_NEG_REPLY 0x042d
653 #define HCI_OP_USER_PASSKEY_REPLY 0x042e
654 struct hci_cp_user_passkey_reply {
659 #define HCI_OP_USER_PASSKEY_NEG_REPLY 0x042f
661 #define HCI_OP_REMOTE_OOB_DATA_REPLY 0x0430
662 struct hci_cp_remote_oob_data_reply {
668 #define HCI_OP_REMOTE_OOB_DATA_NEG_REPLY 0x0433
669 struct hci_cp_remote_oob_data_neg_reply {
673 #define HCI_OP_IO_CAPABILITY_NEG_REPLY 0x0434
674 struct hci_cp_io_capability_neg_reply {
679 #define HCI_OP_CREATE_PHY_LINK 0x0435
680 struct hci_cp_create_phy_link {
684 __u8 key[HCI_AMP_LINK_KEY_SIZE];
687 #define HCI_OP_ACCEPT_PHY_LINK 0x0436
688 struct hci_cp_accept_phy_link {
692 __u8 key[HCI_AMP_LINK_KEY_SIZE];
695 #define HCI_OP_DISCONN_PHY_LINK 0x0437
696 struct hci_cp_disconn_phy_link {
701 struct ext_flow_spec {
710 #define HCI_OP_CREATE_LOGICAL_LINK 0x0438
711 #define HCI_OP_ACCEPT_LOGICAL_LINK 0x0439
712 struct hci_cp_create_accept_logical_link {
714 struct ext_flow_spec tx_flow_spec;
715 struct ext_flow_spec rx_flow_spec;
718 #define HCI_OP_DISCONN_LOGICAL_LINK 0x043a
719 struct hci_cp_disconn_logical_link {
723 #define HCI_OP_LOGICAL_LINK_CANCEL 0x043b
724 struct hci_cp_logical_link_cancel {
729 struct hci_rp_logical_link_cancel {
735 #define HCI_OP_SET_CSB 0x0441
736 struct hci_cp_set_csb {
745 struct hci_rp_set_csb {
751 #define HCI_OP_START_SYNC_TRAIN 0x0443
753 #define HCI_OP_REMOTE_OOB_EXT_DATA_REPLY 0x0445
754 struct hci_cp_remote_oob_ext_data_reply {
762 #define HCI_OP_SNIFF_MODE 0x0803
763 struct hci_cp_sniff_mode {
771 #define HCI_OP_EXIT_SNIFF_MODE 0x0804
772 struct hci_cp_exit_sniff_mode {
776 #define HCI_OP_ROLE_DISCOVERY 0x0809
777 struct hci_cp_role_discovery {
780 struct hci_rp_role_discovery {
786 #define HCI_OP_SWITCH_ROLE 0x080b
787 struct hci_cp_switch_role {
792 #define HCI_OP_READ_LINK_POLICY 0x080c
793 struct hci_cp_read_link_policy {
796 struct hci_rp_read_link_policy {
802 #define HCI_OP_WRITE_LINK_POLICY 0x080d
803 struct hci_cp_write_link_policy {
807 struct hci_rp_write_link_policy {
812 #define HCI_OP_READ_DEF_LINK_POLICY 0x080e
813 struct hci_rp_read_def_link_policy {
818 #define HCI_OP_WRITE_DEF_LINK_POLICY 0x080f
819 struct hci_cp_write_def_link_policy {
823 #define HCI_OP_SNIFF_SUBRATE 0x0811
824 struct hci_cp_sniff_subrate {
827 __le16 min_remote_timeout;
828 __le16 min_local_timeout;
831 #define HCI_OP_SET_EVENT_MASK 0x0c01
833 #define HCI_OP_RESET 0x0c03
835 #define HCI_OP_SET_EVENT_FLT 0x0c05
836 struct hci_cp_set_event_flt {
843 #define HCI_FLT_CLEAR_ALL 0x00
844 #define HCI_FLT_INQ_RESULT 0x01
845 #define HCI_FLT_CONN_SETUP 0x02
847 /* CONN_SETUP Condition types */
848 #define HCI_CONN_SETUP_ALLOW_ALL 0x00
849 #define HCI_CONN_SETUP_ALLOW_CLASS 0x01
850 #define HCI_CONN_SETUP_ALLOW_BDADDR 0x02
852 /* CONN_SETUP Conditions */
853 #define HCI_CONN_SETUP_AUTO_OFF 0x01
854 #define HCI_CONN_SETUP_AUTO_ON 0x02
856 #define HCI_OP_READ_STORED_LINK_KEY 0x0c0d
857 struct hci_cp_read_stored_link_key {
861 struct hci_rp_read_stored_link_key {
867 #define HCI_OP_DELETE_STORED_LINK_KEY 0x0c12
868 struct hci_cp_delete_stored_link_key {
872 struct hci_rp_delete_stored_link_key {
877 #define HCI_MAX_NAME_LENGTH 248
879 #define HCI_OP_WRITE_LOCAL_NAME 0x0c13
880 struct hci_cp_write_local_name {
881 __u8 name[HCI_MAX_NAME_LENGTH];
884 #define HCI_OP_READ_LOCAL_NAME 0x0c14
885 struct hci_rp_read_local_name {
887 __u8 name[HCI_MAX_NAME_LENGTH];
890 #define HCI_OP_WRITE_CA_TIMEOUT 0x0c16
892 #define HCI_OP_WRITE_PG_TIMEOUT 0x0c18
894 #define HCI_OP_WRITE_SCAN_ENABLE 0x0c1a
895 #define SCAN_DISABLED 0x00
896 #define SCAN_INQUIRY 0x01
897 #define SCAN_PAGE 0x02
899 #define HCI_OP_READ_AUTH_ENABLE 0x0c1f
901 #define HCI_OP_WRITE_AUTH_ENABLE 0x0c20
902 #define AUTH_DISABLED 0x00
903 #define AUTH_ENABLED 0x01
905 #define HCI_OP_READ_ENCRYPT_MODE 0x0c21
907 #define HCI_OP_WRITE_ENCRYPT_MODE 0x0c22
908 #define ENCRYPT_DISABLED 0x00
909 #define ENCRYPT_P2P 0x01
910 #define ENCRYPT_BOTH 0x02
912 #define HCI_OP_READ_CLASS_OF_DEV 0x0c23
913 struct hci_rp_read_class_of_dev {
918 #define HCI_OP_WRITE_CLASS_OF_DEV 0x0c24
919 struct hci_cp_write_class_of_dev {
923 #define HCI_OP_READ_VOICE_SETTING 0x0c25
924 struct hci_rp_read_voice_setting {
926 __le16 voice_setting;
929 #define HCI_OP_WRITE_VOICE_SETTING 0x0c26
930 struct hci_cp_write_voice_setting {
931 __le16 voice_setting;
934 #define HCI_OP_HOST_BUFFER_SIZE 0x0c33
935 struct hci_cp_host_buffer_size {
942 #define HCI_OP_READ_NUM_SUPPORTED_IAC 0x0c38
943 struct hci_rp_read_num_supported_iac {
948 #define HCI_OP_READ_CURRENT_IAC_LAP 0x0c39
950 #define HCI_OP_WRITE_CURRENT_IAC_LAP 0x0c3a
951 struct hci_cp_write_current_iac_lap {
956 #define HCI_OP_WRITE_INQUIRY_MODE 0x0c45
958 #define HCI_MAX_EIR_LENGTH 240
960 #define HCI_OP_WRITE_EIR 0x0c52
961 struct hci_cp_write_eir {
963 __u8 data[HCI_MAX_EIR_LENGTH];
966 #define HCI_OP_READ_SSP_MODE 0x0c55
967 struct hci_rp_read_ssp_mode {
972 #define HCI_OP_WRITE_SSP_MODE 0x0c56
973 struct hci_cp_write_ssp_mode {
977 #define HCI_OP_READ_LOCAL_OOB_DATA 0x0c57
978 struct hci_rp_read_local_oob_data {
984 #define HCI_OP_READ_INQ_RSP_TX_POWER 0x0c58
985 struct hci_rp_read_inq_rsp_tx_power {
990 #define HCI_OP_SET_EVENT_MASK_PAGE_2 0x0c63
992 #define HCI_OP_READ_LOCATION_DATA 0x0c64
994 #define HCI_OP_READ_FLOW_CONTROL_MODE 0x0c66
995 struct hci_rp_read_flow_control_mode {
1000 #define HCI_OP_WRITE_LE_HOST_SUPPORTED 0x0c6d
1001 struct hci_cp_write_le_host_supported {
1006 #define HCI_OP_SET_RESERVED_LT_ADDR 0x0c74
1007 struct hci_cp_set_reserved_lt_addr {
1010 struct hci_rp_set_reserved_lt_addr {
1015 #define HCI_OP_DELETE_RESERVED_LT_ADDR 0x0c75
1016 struct hci_cp_delete_reserved_lt_addr {
1019 struct hci_rp_delete_reserved_lt_addr {
1024 #define HCI_OP_SET_CSB_DATA 0x0c76
1025 struct hci_cp_set_csb_data {
1029 __u8 data[HCI_MAX_CSB_DATA_SIZE];
1031 struct hci_rp_set_csb_data {
1036 #define HCI_OP_READ_SYNC_TRAIN_PARAMS 0x0c77
1038 #define HCI_OP_WRITE_SYNC_TRAIN_PARAMS 0x0c78
1039 struct hci_cp_write_sync_train_params {
1040 __le16 interval_min;
1041 __le16 interval_max;
1042 __le32 sync_train_tout;
1045 struct hci_rp_write_sync_train_params {
1047 __le16 sync_train_int;
1050 #define HCI_OP_READ_SC_SUPPORT 0x0c79
1051 struct hci_rp_read_sc_support {
1056 #define HCI_OP_WRITE_SC_SUPPORT 0x0c7a
1057 struct hci_cp_write_sc_support {
1061 #define HCI_OP_READ_LOCAL_OOB_EXT_DATA 0x0c7d
1062 struct hci_rp_read_local_oob_ext_data {
1070 #define HCI_OP_READ_LOCAL_VERSION 0x1001
1071 struct hci_rp_read_local_version {
1076 __le16 manufacturer;
1080 #define HCI_OP_READ_LOCAL_COMMANDS 0x1002
1081 struct hci_rp_read_local_commands {
1086 #define HCI_OP_READ_LOCAL_FEATURES 0x1003
1087 struct hci_rp_read_local_features {
1092 #define HCI_OP_READ_LOCAL_EXT_FEATURES 0x1004
1093 struct hci_cp_read_local_ext_features {
1096 struct hci_rp_read_local_ext_features {
1103 #define HCI_OP_READ_BUFFER_SIZE 0x1005
1104 struct hci_rp_read_buffer_size {
1112 #define HCI_OP_READ_BD_ADDR 0x1009
1113 struct hci_rp_read_bd_addr {
1118 #define HCI_OP_READ_DATA_BLOCK_SIZE 0x100a
1119 struct hci_rp_read_data_block_size {
1126 #define HCI_OP_READ_LOCAL_CODECS 0x100b
1128 #define HCI_OP_READ_PAGE_SCAN_ACTIVITY 0x0c1b
1129 struct hci_rp_read_page_scan_activity {
1135 #define HCI_OP_WRITE_PAGE_SCAN_ACTIVITY 0x0c1c
1136 struct hci_cp_write_page_scan_activity {
1141 #define HCI_OP_READ_TX_POWER 0x0c2d
1142 struct hci_cp_read_tx_power {
1146 struct hci_rp_read_tx_power {
1152 #define HCI_OP_READ_PAGE_SCAN_TYPE 0x0c46
1153 struct hci_rp_read_page_scan_type {
1158 #define HCI_OP_WRITE_PAGE_SCAN_TYPE 0x0c47
1159 #define PAGE_SCAN_TYPE_STANDARD 0x00
1160 #define PAGE_SCAN_TYPE_INTERLACED 0x01
1162 #define HCI_OP_READ_RSSI 0x1405
1163 struct hci_cp_read_rssi {
1166 struct hci_rp_read_rssi {
1172 #define HCI_OP_READ_CLOCK 0x1407
1173 struct hci_cp_read_clock {
1177 struct hci_rp_read_clock {
1184 #define HCI_OP_READ_LOCAL_AMP_INFO 0x1409
1185 struct hci_rp_read_local_amp_info {
1194 __le16 max_assoc_size;
1195 __le32 max_flush_to;
1199 #define HCI_OP_READ_LOCAL_AMP_ASSOC 0x140a
1200 struct hci_cp_read_local_amp_assoc {
1205 struct hci_rp_read_local_amp_assoc {
1212 #define HCI_OP_WRITE_REMOTE_AMP_ASSOC 0x140b
1213 struct hci_cp_write_remote_amp_assoc {
1219 struct hci_rp_write_remote_amp_assoc {
1224 #define HCI_OP_GET_MWS_TRANSPORT_CONFIG 0x140c
1226 #define HCI_OP_ENABLE_DUT_MODE 0x1803
1228 #define HCI_OP_WRITE_SSP_DEBUG_MODE 0x1804
1230 #define HCI_OP_LE_SET_EVENT_MASK 0x2001
1231 struct hci_cp_le_set_event_mask {
1235 #define HCI_OP_LE_READ_BUFFER_SIZE 0x2002
1236 struct hci_rp_le_read_buffer_size {
1242 #define HCI_OP_LE_READ_LOCAL_FEATURES 0x2003
1243 struct hci_rp_le_read_local_features {
1248 #define HCI_OP_LE_SET_RANDOM_ADDR 0x2005
1250 #define HCI_OP_LE_SET_ADV_PARAM 0x2006
1251 struct hci_cp_le_set_adv_param {
1252 __le16 min_interval;
1253 __le16 max_interval;
1255 __u8 own_address_type;
1256 __u8 direct_addr_type;
1257 bdaddr_t direct_addr;
1262 #define HCI_OP_LE_READ_ADV_TX_POWER 0x2007
1263 struct hci_rp_le_read_adv_tx_power {
1268 #define HCI_MAX_AD_LENGTH 31
1270 #define HCI_OP_LE_SET_ADV_DATA 0x2008
1271 struct hci_cp_le_set_adv_data {
1273 __u8 data[HCI_MAX_AD_LENGTH];
1276 #define HCI_OP_LE_SET_SCAN_RSP_DATA 0x2009
1277 struct hci_cp_le_set_scan_rsp_data {
1279 __u8 data[HCI_MAX_AD_LENGTH];
1282 #define HCI_OP_LE_SET_ADV_ENABLE 0x200a
1284 #define LE_SCAN_PASSIVE 0x00
1285 #define LE_SCAN_ACTIVE 0x01
1287 #define HCI_OP_LE_SET_SCAN_PARAM 0x200b
1288 struct hci_cp_le_set_scan_param {
1292 __u8 own_address_type;
1296 #define LE_SCAN_DISABLE 0x00
1297 #define LE_SCAN_ENABLE 0x01
1298 #define LE_SCAN_FILTER_DUP_DISABLE 0x00
1299 #define LE_SCAN_FILTER_DUP_ENABLE 0x01
1301 #define HCI_OP_LE_SET_SCAN_ENABLE 0x200c
1302 struct hci_cp_le_set_scan_enable {
1307 #define HCI_LE_USE_PEER_ADDR 0x00
1308 #define HCI_LE_USE_WHITELIST 0x01
1310 #define HCI_OP_LE_CREATE_CONN 0x200d
1311 struct hci_cp_le_create_conn {
1312 __le16 scan_interval;
1315 __u8 peer_addr_type;
1317 __u8 own_address_type;
1318 __le16 conn_interval_min;
1319 __le16 conn_interval_max;
1320 __le16 conn_latency;
1321 __le16 supervision_timeout;
1326 #define HCI_OP_LE_CREATE_CONN_CANCEL 0x200e
1328 #define HCI_OP_LE_READ_WHITE_LIST_SIZE 0x200f
1329 struct hci_rp_le_read_white_list_size {
1334 #define HCI_OP_LE_CLEAR_WHITE_LIST 0x2010
1336 #define HCI_OP_LE_ADD_TO_WHITE_LIST 0x2011
1337 struct hci_cp_le_add_to_white_list {
1342 #define HCI_OP_LE_DEL_FROM_WHITE_LIST 0x2012
1343 struct hci_cp_le_del_from_white_list {
1348 #define HCI_OP_LE_CONN_UPDATE 0x2013
1349 struct hci_cp_le_conn_update {
1351 __le16 conn_interval_min;
1352 __le16 conn_interval_max;
1353 __le16 conn_latency;
1354 __le16 supervision_timeout;
1359 #define HCI_OP_LE_START_ENC 0x2019
1360 struct hci_cp_le_start_enc {
1367 #define HCI_OP_LE_LTK_REPLY 0x201a
1368 struct hci_cp_le_ltk_reply {
1372 struct hci_rp_le_ltk_reply {
1377 #define HCI_OP_LE_LTK_NEG_REPLY 0x201b
1378 struct hci_cp_le_ltk_neg_reply {
1381 struct hci_rp_le_ltk_neg_reply {
1386 #define HCI_OP_LE_READ_SUPPORTED_STATES 0x201c
1387 struct hci_rp_le_read_supported_states {
1392 #define HCI_OP_LE_CONN_PARAM_REQ_REPLY 0x2020
1393 struct hci_cp_le_conn_param_req_reply {
1395 __le16 interval_min;
1396 __le16 interval_max;
1403 #define HCI_OP_LE_CONN_PARAM_REQ_NEG_REPLY 0x2021
1404 struct hci_cp_le_conn_param_req_neg_reply {
1409 #define HCI_OP_LE_SET_DATA_LEN 0x2022
1410 struct hci_cp_le_set_data_len {
1415 struct hci_rp_le_set_data_len {
1420 #define HCI_OP_LE_READ_DEF_DATA_LEN 0x2023
1421 struct hci_rp_le_read_def_data_len {
1427 #define HCI_OP_LE_WRITE_DEF_DATA_LEN 0x2024
1428 struct hci_cp_le_write_def_data_len {
1433 #define HCI_OP_LE_READ_MAX_DATA_LEN 0x202f
1434 struct hci_rp_le_read_max_data_len {
1442 /* ---- HCI Events ---- */
1443 #define HCI_EV_INQUIRY_COMPLETE 0x01
1445 #define HCI_EV_INQUIRY_RESULT 0x02
1446 struct inquiry_info {
1448 __u8 pscan_rep_mode;
1449 __u8 pscan_period_mode;
1452 __le16 clock_offset;
1455 #define HCI_EV_CONN_COMPLETE 0x03
1456 struct hci_ev_conn_complete {
1464 #define HCI_EV_CONN_REQUEST 0x04
1465 struct hci_ev_conn_request {
1471 #define HCI_EV_DISCONN_COMPLETE 0x05
1472 struct hci_ev_disconn_complete {
1478 #define HCI_EV_AUTH_COMPLETE 0x06
1479 struct hci_ev_auth_complete {
1484 #define HCI_EV_REMOTE_NAME 0x07
1485 struct hci_ev_remote_name {
1488 __u8 name[HCI_MAX_NAME_LENGTH];
1491 #define HCI_EV_ENCRYPT_CHANGE 0x08
1492 struct hci_ev_encrypt_change {
1498 #define HCI_EV_CHANGE_LINK_KEY_COMPLETE 0x09
1499 struct hci_ev_change_link_key_complete {
1504 #define HCI_EV_REMOTE_FEATURES 0x0b
1505 struct hci_ev_remote_features {
1511 #define HCI_EV_REMOTE_VERSION 0x0c
1512 struct hci_ev_remote_version {
1516 __le16 manufacturer;
1520 #define HCI_EV_QOS_SETUP_COMPLETE 0x0d
1524 __u32 peak_bandwidth;
1526 __u32 delay_variation;
1528 struct hci_ev_qos_setup_complete {
1534 #define HCI_EV_CMD_COMPLETE 0x0e
1535 struct hci_ev_cmd_complete {
1540 #define HCI_EV_CMD_STATUS 0x0f
1541 struct hci_ev_cmd_status {
1547 #define HCI_EV_HARDWARE_ERROR 0x10
1548 struct hci_ev_hardware_error {
1552 #define HCI_EV_ROLE_CHANGE 0x12
1553 struct hci_ev_role_change {
1559 #define HCI_EV_NUM_COMP_PKTS 0x13
1560 struct hci_comp_pkts_info {
1565 struct hci_ev_num_comp_pkts {
1567 struct hci_comp_pkts_info handles[0];
1570 #define HCI_EV_MODE_CHANGE 0x14
1571 struct hci_ev_mode_change {
1578 #define HCI_EV_PIN_CODE_REQ 0x16
1579 struct hci_ev_pin_code_req {
1583 #define HCI_EV_LINK_KEY_REQ 0x17
1584 struct hci_ev_link_key_req {
1588 #define HCI_EV_LINK_KEY_NOTIFY 0x18
1589 struct hci_ev_link_key_notify {
1591 __u8 link_key[HCI_LINK_KEY_SIZE];
1595 #define HCI_EV_CLOCK_OFFSET 0x1c
1596 struct hci_ev_clock_offset {
1599 __le16 clock_offset;
1602 #define HCI_EV_PKT_TYPE_CHANGE 0x1d
1603 struct hci_ev_pkt_type_change {
1609 #define HCI_EV_PSCAN_REP_MODE 0x20
1610 struct hci_ev_pscan_rep_mode {
1612 __u8 pscan_rep_mode;
1615 #define HCI_EV_INQUIRY_RESULT_WITH_RSSI 0x22
1616 struct inquiry_info_with_rssi {
1618 __u8 pscan_rep_mode;
1619 __u8 pscan_period_mode;
1621 __le16 clock_offset;
1624 struct inquiry_info_with_rssi_and_pscan_mode {
1626 __u8 pscan_rep_mode;
1627 __u8 pscan_period_mode;
1630 __le16 clock_offset;
1634 #define HCI_EV_REMOTE_EXT_FEATURES 0x23
1635 struct hci_ev_remote_ext_features {
1643 #define HCI_EV_SYNC_CONN_COMPLETE 0x2c
1644 struct hci_ev_sync_conn_complete {
1650 __u8 retrans_window;
1656 #define HCI_EV_SYNC_CONN_CHANGED 0x2d
1657 struct hci_ev_sync_conn_changed {
1661 __u8 retrans_window;
1666 #define HCI_EV_SNIFF_SUBRATE 0x2e
1667 struct hci_ev_sniff_subrate {
1670 __le16 max_tx_latency;
1671 __le16 max_rx_latency;
1672 __le16 max_remote_timeout;
1673 __le16 max_local_timeout;
1676 #define HCI_EV_EXTENDED_INQUIRY_RESULT 0x2f
1677 struct extended_inquiry_info {
1679 __u8 pscan_rep_mode;
1680 __u8 pscan_period_mode;
1682 __le16 clock_offset;
1687 #define HCI_EV_KEY_REFRESH_COMPLETE 0x30
1688 struct hci_ev_key_refresh_complete {
1693 #define HCI_EV_IO_CAPA_REQUEST 0x31
1694 struct hci_ev_io_capa_request {
1698 #define HCI_EV_IO_CAPA_REPLY 0x32
1699 struct hci_ev_io_capa_reply {
1703 __u8 authentication;
1706 #define HCI_EV_USER_CONFIRM_REQUEST 0x33
1707 struct hci_ev_user_confirm_req {
1712 #define HCI_EV_USER_PASSKEY_REQUEST 0x34
1713 struct hci_ev_user_passkey_req {
1717 #define HCI_EV_REMOTE_OOB_DATA_REQUEST 0x35
1718 struct hci_ev_remote_oob_data_request {
1722 #define HCI_EV_SIMPLE_PAIR_COMPLETE 0x36
1723 struct hci_ev_simple_pair_complete {
1728 #define HCI_EV_USER_PASSKEY_NOTIFY 0x3b
1729 struct hci_ev_user_passkey_notify {
1734 #define HCI_KEYPRESS_STARTED 0
1735 #define HCI_KEYPRESS_ENTERED 1
1736 #define HCI_KEYPRESS_ERASED 2
1737 #define HCI_KEYPRESS_CLEARED 3
1738 #define HCI_KEYPRESS_COMPLETED 4
1740 #define HCI_EV_KEYPRESS_NOTIFY 0x3c
1741 struct hci_ev_keypress_notify {
1746 #define HCI_EV_REMOTE_HOST_FEATURES 0x3d
1747 struct hci_ev_remote_host_features {
1752 #define HCI_EV_LE_META 0x3e
1753 struct hci_ev_le_meta {
1757 #define HCI_EV_PHY_LINK_COMPLETE 0x40
1758 struct hci_ev_phy_link_complete {
1763 #define HCI_EV_CHANNEL_SELECTED 0x41
1764 struct hci_ev_channel_selected {
1768 #define HCI_EV_DISCONN_PHY_LINK_COMPLETE 0x42
1769 struct hci_ev_disconn_phy_link_complete {
1775 #define HCI_EV_LOGICAL_LINK_COMPLETE 0x45
1776 struct hci_ev_logical_link_complete {
1783 #define HCI_EV_DISCONN_LOGICAL_LINK_COMPLETE 0x46
1784 struct hci_ev_disconn_logical_link_complete {
1790 #define HCI_EV_NUM_COMP_BLOCKS 0x48
1791 struct hci_comp_blocks_info {
1797 struct hci_ev_num_comp_blocks {
1800 struct hci_comp_blocks_info handles[0];
1803 #define HCI_EV_SYNC_TRAIN_COMPLETE 0x4F
1804 struct hci_ev_sync_train_complete {
1808 #define HCI_EV_SLAVE_PAGE_RESP_TIMEOUT 0x54
1810 #define HCI_EV_LE_CONN_COMPLETE 0x01
1811 struct hci_ev_le_conn_complete {
1819 __le16 supervision_timeout;
1823 /* Advertising report event types */
1824 #define LE_ADV_IND 0x00
1825 #define LE_ADV_DIRECT_IND 0x01
1826 #define LE_ADV_SCAN_IND 0x02
1827 #define LE_ADV_NONCONN_IND 0x03
1828 #define LE_ADV_SCAN_RSP 0x04
1830 #define ADDR_LE_DEV_PUBLIC 0x00
1831 #define ADDR_LE_DEV_RANDOM 0x01
1833 #define HCI_EV_LE_ADVERTISING_REPORT 0x02
1834 struct hci_ev_le_advertising_info {
1842 #define HCI_EV_LE_CONN_UPDATE_COMPLETE 0x03
1843 struct hci_ev_le_conn_update_complete {
1848 __le16 supervision_timeout;
1851 #define HCI_EV_LE_LTK_REQ 0x05
1852 struct hci_ev_le_ltk_req {
1858 #define HCI_EV_LE_REMOTE_CONN_PARAM_REQ 0x06
1859 struct hci_ev_le_remote_conn_param_req {
1861 __le16 interval_min;
1862 __le16 interval_max;
1867 #define HCI_EV_LE_DATA_LEN_CHANGE 0x07
1868 struct hci_ev_le_data_len_change {
1876 #define HCI_EV_LE_DIRECT_ADV_REPORT 0x0B
1877 struct hci_ev_le_direct_adv_info {
1881 __u8 direct_addr_type;
1882 bdaddr_t direct_addr;
1886 /* Internal events generated by Bluetooth stack */
1887 #define HCI_EV_STACK_INTERNAL 0xfd
1888 struct hci_ev_stack_internal {
1893 #define HCI_EV_SI_DEVICE 0x01
1894 struct hci_ev_si_device {
1899 #define HCI_EV_SI_SECURITY 0x02
1900 struct hci_ev_si_security {
1907 /* ---- HCI Packet structures ---- */
1908 #define HCI_COMMAND_HDR_SIZE 3
1909 #define HCI_EVENT_HDR_SIZE 2
1910 #define HCI_ACL_HDR_SIZE 4
1911 #define HCI_SCO_HDR_SIZE 3
1913 struct hci_command_hdr {
1914 __le16 opcode; /* OCF & OGF */
1918 struct hci_event_hdr {
1923 struct hci_acl_hdr {
1924 __le16 handle; /* Handle & Flags(PB, BC) */
1928 struct hci_sco_hdr {
1933 static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
1935 return (struct hci_event_hdr *) skb->data;
1938 static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb)
1940 return (struct hci_acl_hdr *) skb->data;
1943 static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
1945 return (struct hci_sco_hdr *) skb->data;
1948 /* Command opcode pack/unpack */
1949 #define hci_opcode_pack(ogf, ocf) ((__u16) ((ocf & 0x03ff)|(ogf << 10)))
1950 #define hci_opcode_ogf(op) (op >> 10)
1951 #define hci_opcode_ocf(op) (op & 0x03ff)
1953 /* ACL handle and flags pack/unpack */
1954 #define hci_handle_pack(h, f) ((__u16) ((h & 0x0fff)|(f << 12)))
1955 #define hci_handle(h) (h & 0x0fff)
1956 #define hci_flags(h) (h >> 12)
1958 #endif /* __HCI_H */