/*

 *

 *  BlueZ - Bluetooth protocol stack for Linux

 *

 *  Copyright (C) 2000-2001  Qualcomm Incorporated

 *  Copyright (C) 2002-2003  Maxim Krasnyansky <maxk@qualcomm.com>

 *  Copyright (C) 2002-2010  Marcel Holtmann <marcel@holtmann.org>

 *

 *

 *  This program is free software; you can redistribute it and/or modify

 *  it under the terms of the GNU General Public License as published by

 *  the Free Software Foundation; either version 2 of the License, or

 *  (at your option) any later version.

 *

 *  This program is distributed in the hope that it will be useful,

 *  but WITHOUT ANY WARRANTY; without even the implied warranty of

 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *  GNU General Public License for more details.

 *

 *  You should have received a copy of the GNU General Public License

 *  along with this program; if not, write to the Free Software

 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 *

 */

#ifndef __HCI_H

#define __HCI_H

#ifdef __cplusplus

extern "C" {

#endif

#include <sys/socket.h>

#define HCI_MAX_DEV	16

#define HCI_MAX_ACL_SIZE	(1492 + 4)

#define HCI_MAX_SCO_SIZE	255

#define HCI_MAX_EVENT_SIZE	260

#define HCI_MAX_FRAME_SIZE	(HCI_MAX_ACL_SIZE + 4)

/* HCI dev events */

#define HCI_DEV_REG	1

#define HCI_DEV_UNREG	2

#define HCI_DEV_UP	3

#define HCI_DEV_DOWN	4

#define HCI_DEV_SUSPEND	5

#define HCI_DEV_RESUME	6

/* HCI bus types */

#define HCI_VIRTUAL	0

#define HCI_USB		1

#define HCI_PCCARD	2

#define HCI_UART	3

#define HCI_RS232	4

#define HCI_PCI		5

#define HCI_SDIO	6

#define HCI_SPI		7

#define HCI_I2C		8

#define HCI_SMD		9

/* HCI controller types */

#define HCI_PRIMARY	0x00

#define HCI_AMP		0x01

#define HCI_BREDR	HCI_PRIMARY

/* HCI device flags */

enum {

	HCI_UP,

	HCI_INIT,

	HCI_RUNNING,

	HCI_PSCAN,

	HCI_ISCAN,

	HCI_AUTH,

	HCI_ENCRYPT,

	HCI_INQUIRY,

	HCI_RAW,

};

/* LE address type */

enum {

	LE_PUBLIC_ADDRESS = 0x00,

	LE_RANDOM_ADDRESS = 0x01

};

/* HCI ioctl defines */

#define HCIDEVUP	_IOW('H', 201, int)

#define HCIDEVDOWN	_IOW('H', 202, int)

#define HCIDEVRESET	_IOW('H', 203, int)

#define HCIDEVRESTAT	_IOW('H', 204, int)

#define HCIGETDEVLIST	_IOR('H', 210, int)

#define HCIGETDEVINFO	_IOR('H', 211, int)

#define HCIGETCONNLIST	_IOR('H', 212, int)

#define HCIGETCONNINFO	_IOR('H', 213, int)

#define HCIGETAUTHINFO	_IOR('H', 215, int)

#define HCISETRAW	_IOW('H', 220, int)

#define HCISETSCAN	_IOW('H', 221, int)

#define HCISETAUTH	_IOW('H', 222, int)

#define HCISETENCRYPT	_IOW('H', 223, int)

#define HCISETPTYPE	_IOW('H', 224, int)

#define HCISETLINKPOL	_IOW('H', 225, int)

#define HCISETLINKMODE	_IOW('H', 226, int)

#define HCISETACLMTU	_IOW('H', 227, int)

#define HCISETSCOMTU	_IOW('H', 228, int)

#define HCIBLOCKADDR	_IOW('H', 230, int)

#define HCIUNBLOCKADDR	_IOW('H', 231, int)

#define HCIINQUIRY	_IOR('H', 240, int)

#ifndef __NO_HCI_DEFS

/* HCI Packet types */

#define HCI_COMMAND_PKT		0x01

#define HCI_ACLDATA_PKT		0x02

#define HCI_SCODATA_PKT		0x03

#define HCI_EVENT_PKT		0x04

#define HCI_VENDOR_PKT		0xff

/* HCI Packet types */

#define HCI_2DH1	0x0002

#define HCI_3DH1	0x0004

#define HCI_DM1		0x0008

#define HCI_DH1		0x0010

#define HCI_2DH3	0x0100

#define HCI_3DH3	0x0200

#define HCI_DM3		0x0400

#define HCI_DH3		0x0800

#define HCI_2DH5	0x1000

#define HCI_3DH5	0x2000

#define HCI_DM5		0x4000

#define HCI_DH5		0x8000

#define HCI_HV1		0x0020

#define HCI_HV2		0x0040

#define HCI_HV3		0x0080

#define HCI_EV3		0x0008

#define HCI_EV4		0x0010

#define HCI_EV5		0x0020

#define HCI_2EV3	0x0040

#define HCI_3EV3	0x0080

#define HCI_2EV5	0x0100

#define HCI_3EV5	0x0200

#define SCO_PTYPE_MASK	(HCI_HV1 | HCI_HV2 | HCI_HV3)

#define ACL_PTYPE_MASK	(HCI_DM1 | HCI_DH1 | HCI_DM3 | HCI_DH3 | HCI_DM5 | HCI_DH5)

/* HCI Error codes */

#define HCI_UNKNOWN_COMMAND			0x01

#define HCI_NO_CONNECTION			0x02

#define HCI_HARDWARE_FAILURE			0x03

#define HCI_PAGE_TIMEOUT			0x04

#define HCI_AUTHENTICATION_FAILURE		0x05

#define HCI_PIN_OR_KEY_MISSING			0x06

#define HCI_MEMORY_FULL				0x07

#define HCI_CONNECTION_TIMEOUT			0x08

#define HCI_MAX_NUMBER_OF_CONNECTIONS		0x09

#define HCI_MAX_NUMBER_OF_SCO_CONNECTIONS	0x0a

#define HCI_ACL_CONNECTION_EXISTS		0x0b

#define HCI_COMMAND_DISALLOWED			0x0c

#define HCI_REJECTED_LIMITED_RESOURCES		0x0d

#define HCI_REJECTED_SECURITY			0x0e

#define HCI_REJECTED_PERSONAL			0x0f

#define HCI_HOST_TIMEOUT			0x10

#define HCI_UNSUPPORTED_FEATURE			0x11

#define HCI_INVALID_PARAMETERS			0x12

#define HCI_OE_USER_ENDED_CONNECTION		0x13

#define HCI_OE_LOW_RESOURCES			0x14

#define HCI_OE_POWER_OFF			0x15

#define HCI_CONNECTION_TERMINATED		0x16

#define HCI_REPEATED_ATTEMPTS			0x17

#define HCI_PAIRING_NOT_ALLOWED			0x18

#define HCI_UNKNOWN_LMP_PDU			0x19

#define HCI_UNSUPPORTED_REMOTE_FEATURE		0x1a

#define HCI_SCO_OFFSET_REJECTED			0x1b

#define HCI_SCO_INTERVAL_REJECTED		0x1c

#define HCI_AIR_MODE_REJECTED			0x1d

#define HCI_INVALID_LMP_PARAMETERS		0x1e

#define HCI_UNSPECIFIED_ERROR			0x1f

#define HCI_UNSUPPORTED_LMP_PARAMETER_VALUE	0x20

#define HCI_ROLE_CHANGE_NOT_ALLOWED		0x21

#define HCI_LMP_RESPONSE_TIMEOUT		0x22

#define HCI_LMP_ERROR_TRANSACTION_COLLISION	0x23

#define HCI_LMP_PDU_NOT_ALLOWED			0x24

#define HCI_ENCRYPTION_MODE_NOT_ACCEPTED	0x25

#define HCI_UNIT_LINK_KEY_USED			0x26

#define HCI_QOS_NOT_SUPPORTED			0x27

#define HCI_INSTANT_PASSED			0x28

#define HCI_PAIRING_NOT_SUPPORTED		0x29

#define HCI_TRANSACTION_COLLISION		0x2a

#define HCI_QOS_UNACCEPTABLE_PARAMETER		0x2c

#define HCI_QOS_REJECTED			0x2d

#define HCI_CLASSIFICATION_NOT_SUPPORTED	0x2e

#define HCI_INSUFFICIENT_SECURITY		0x2f

#define HCI_PARAMETER_OUT_OF_RANGE		0x30

#define HCI_ROLE_SWITCH_PENDING			0x32

#define HCI_SLOT_VIOLATION			0x34

#define HCI_ROLE_SWITCH_FAILED			0x35

#define HCI_EIR_TOO_LARGE			0x36

#define HCI_SIMPLE_PAIRING_NOT_SUPPORTED	0x37

#define HCI_HOST_BUSY_PAIRING			0x38

/* ACL flags */

#define ACL_START_NO_FLUSH	0x00

#define ACL_CONT		0x01

#define ACL_START		0x02

#define ACL_ACTIVE_BCAST	0x04

#define ACL_PICO_BCAST		0x08

/* Baseband links */

#define SCO_LINK	0x00

#define ACL_LINK	0x01

#define ESCO_LINK	0x02

/* LMP features */

#define LMP_3SLOT	0x01

#define LMP_5SLOT	0x02

#define LMP_ENCRYPT	0x04

#define LMP_SOFFSET	0x08

#define LMP_TACCURACY	0x10

#define LMP_RSWITCH	0x20

#define LMP_HOLD	0x40

#define LMP_SNIFF	0x80

#define LMP_PARK	0x01

#define LMP_RSSI	0x02

#define LMP_QUALITY	0x04

#define LMP_SCO		0x08

#define LMP_HV2		0x10

#define LMP_HV3		0x20

#define LMP_ULAW	0x40

#define LMP_ALAW	0x80

#define LMP_CVSD	0x01

#define LMP_PSCHEME	0x02

#define LMP_PCONTROL	0x04

#define LMP_TRSP_SCO	0x08

#define LMP_BCAST_ENC	0x80

#define LMP_EDR_ACL_2M	0x02

#define LMP_EDR_ACL_3M	0x04

#define LMP_ENH_ISCAN	0x08

#define LMP_ILACE_ISCAN	0x10

#define LMP_ILACE_PSCAN	0x20

#define LMP_RSSI_INQ	0x40

#define LMP_ESCO	0x80

#define LMP_EV4		0x01

#define LMP_EV5		0x02

#define LMP_AFH_CAP_SLV	0x08

#define LMP_AFH_CLS_SLV	0x10

#define LMP_NO_BREDR	0x20

#define LMP_LE		0x40

#define LMP_EDR_3SLOT	0x80

#define LMP_EDR_5SLOT	0x01

#define LMP_SNIFF_SUBR	0x02

#define LMP_PAUSE_ENC	0x04

#define LMP_AFH_CAP_MST	0x08

#define LMP_AFH_CLS_MST	0x10

#define LMP_EDR_ESCO_2M	0x20

#define LMP_EDR_ESCO_3M	0x40

#define LMP_EDR_3S_ESCO	0x80

#define LMP_EXT_INQ	0x01

#define LMP_LE_BREDR	0x02

#define LMP_SIMPLE_PAIR	0x08

#define LMP_ENCAPS_PDU	0x10

#define LMP_ERR_DAT_REP	0x20

#define LMP_NFLUSH_PKTS	0x40

#define LMP_LSTO	0x01

#define LMP_INQ_TX_PWR	0x02

#define LMP_EPC		0x04

#define LMP_EXT_FEAT	0x80

/* Extended LMP features */

#define LMP_HOST_SSP		0x01

#define LMP_HOST_LE		0x02

#define LMP_HOST_LE_BREDR	0x04

/* Link policies */

#define HCI_LP_RSWITCH	0x0001

#define HCI_LP_HOLD	0x0002

#define HCI_LP_SNIFF	0x0004

#define HCI_LP_PARK	0x0008

/* Link mode */

#define HCI_LM_ACCEPT	0x8000

#define HCI_LM_MASTER	0x0001

#define HCI_LM_AUTH	0x0002

#define HCI_LM_ENCRYPT	0x0004

#define HCI_LM_TRUSTED	0x0008

#define HCI_LM_RELIABLE	0x0010

#define HCI_LM_SECURE	0x0020

/* Link Key types */

#define HCI_LK_COMBINATION		0x00

#define HCI_LK_LOCAL_UNIT		0x01

#define HCI_LK_REMOTE_UNIT		0x02

#define HCI_LK_DEBUG_COMBINATION	0x03

#define HCI_LK_UNAUTH_COMBINATION	0x04

#define HCI_LK_AUTH_COMBINATION		0x05

#define HCI_LK_CHANGED_COMBINATION	0x06

#define HCI_LK_INVALID			0xFF

/* -----  HCI Commands ----- */

/* Link Control */

#define OGF_LINK_CTL		0x01

#define OCF_INQUIRY			0x0001

typedef struct {

	uint8_t		lap[3];

	uint8_t		length;		/* 1.28s units */

	uint8_t		num_rsp;

} __attribute__ ((packed)) inquiry_cp;

#define INQUIRY_CP_SIZE 5

typedef struct {

	uint8_t		status;

	bdaddr_t	bdaddr;

} __attribute__ ((packed)) status_bdaddr_rp;

#define STATUS_BDADDR_RP_SIZE 7

#define OCF_INQUIRY_CANCEL		0x0002

#define OCF_PERIODIC_INQUIRY		0x0003

typedef struct {

	uint16_t	max_period;	/* 1.28s units */

	uint16_t	min_period;	/* 1.28s units */

	uint8_t		lap[3];

	uint8_t		length;		/* 1.28s units */

	uint8_t		num_rsp;

} __attribute__ ((packed)) periodic_inquiry_cp;

#define PERIODIC_INQUIRY_CP_SIZE 9

#define OCF_EXIT_PERIODIC_INQUIRY	0x0004

#define OCF_CREATE_CONN			0x0005

typedef struct {

	bdaddr_t	bdaddr;

	uint16_t	pkt_type;

	uint8_t		pscan_rep_mode;

	uint8_t		pscan_mode;

	uint16_t	clock_offset;

	uint8_t		role_switch;

} __attribute__ ((packed)) create_conn_cp;

#define CREATE_CONN_CP_SIZE 13

#define OCF_DISCONNECT			0x0006

typedef struct {

	uint16_t	handle;

	uint8_t		reason;

} __attribute__ ((packed)) disconnect_cp;

#define DISCONNECT_CP_SIZE 3

#define OCF_ADD_SCO			0x0007

typedef struct {

	uint16_t	handle;

	uint16_t	pkt_type;

} __attribute__ ((packed)) add_sco_cp;

#define ADD_SCO_CP_SIZE 4

#define OCF_CREATE_CONN_CANCEL		0x0008

typedef struct {

	bdaddr_t	bdaddr;

} __attribute__ ((packed)) create_conn_cancel_cp;

#define CREATE_CONN_CANCEL_CP_SIZE 6

#define OCF_ACCEPT_CONN_REQ		0x0009

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		role;

} __attribute__ ((packed)) accept_conn_req_cp;

#define ACCEPT_CONN_REQ_CP_SIZE	7

#define OCF_REJECT_CONN_REQ		0x000A

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		reason;

} __attribute__ ((packed)) reject_conn_req_cp;

#define REJECT_CONN_REQ_CP_SIZE	7

#define OCF_LINK_KEY_REPLY		0x000B

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		link_key[16];

} __attribute__ ((packed)) link_key_reply_cp;

#define LINK_KEY_REPLY_CP_SIZE 22

#define OCF_LINK_KEY_NEG_REPLY		0x000C

#define OCF_PIN_CODE_REPLY		0x000D

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		pin_len;

	uint8_t		pin_code[16];

} __attribute__ ((packed)) pin_code_reply_cp;

#define PIN_CODE_REPLY_CP_SIZE 23

#define OCF_PIN_CODE_NEG_REPLY		0x000E

#define OCF_SET_CONN_PTYPE		0x000F

typedef struct {

	uint16_t	 handle;

	uint16_t	 pkt_type;

} __attribute__ ((packed)) set_conn_ptype_cp;

#define SET_CONN_PTYPE_CP_SIZE 4

#define OCF_AUTH_REQUESTED		0x0011

typedef struct {

	uint16_t	 handle;

} __attribute__ ((packed)) auth_requested_cp;

#define AUTH_REQUESTED_CP_SIZE 2

#define OCF_SET_CONN_ENCRYPT		0x0013

typedef struct {

	uint16_t	handle;

	uint8_t		encrypt;

} __attribute__ ((packed)) set_conn_encrypt_cp;

#define SET_CONN_ENCRYPT_CP_SIZE 3

#define OCF_CHANGE_CONN_LINK_KEY	0x0015

typedef struct {

	uint16_t	handle;

} __attribute__ ((packed)) change_conn_link_key_cp;

#define CHANGE_CONN_LINK_KEY_CP_SIZE 2

#define OCF_MASTER_LINK_KEY		0x0017

typedef struct {

	uint8_t		key_flag;

} __attribute__ ((packed)) master_link_key_cp;

#define MASTER_LINK_KEY_CP_SIZE 1

#define OCF_REMOTE_NAME_REQ		0x0019

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		pscan_rep_mode;

	uint8_t		pscan_mode;

	uint16_t	clock_offset;

} __attribute__ ((packed)) remote_name_req_cp;

#define REMOTE_NAME_REQ_CP_SIZE 10

#define OCF_REMOTE_NAME_REQ_CANCEL	0x001A

typedef struct {

	bdaddr_t	bdaddr;

} __attribute__ ((packed)) remote_name_req_cancel_cp;

#define REMOTE_NAME_REQ_CANCEL_CP_SIZE 6

#define OCF_READ_REMOTE_FEATURES	0x001B

typedef struct {

	uint16_t	handle;

} __attribute__ ((packed)) read_remote_features_cp;

#define READ_REMOTE_FEATURES_CP_SIZE 2

#define OCF_READ_REMOTE_EXT_FEATURES	0x001C

typedef struct {

	uint16_t	handle;

	uint8_t		page_num;

} __attribute__ ((packed)) read_remote_ext_features_cp;

#define READ_REMOTE_EXT_FEATURES_CP_SIZE 3

#define OCF_READ_REMOTE_VERSION		0x001D

typedef struct {

	uint16_t	handle;

} __attribute__ ((packed)) read_remote_version_cp;

#define READ_REMOTE_VERSION_CP_SIZE 2

#define OCF_READ_CLOCK_OFFSET		0x001F

typedef struct {

	uint16_t	handle;

} __attribute__ ((packed)) read_clock_offset_cp;

#define READ_CLOCK_OFFSET_CP_SIZE 2

#define OCF_READ_LMP_HANDLE		0x0020

#define OCF_SETUP_SYNC_CONN		0x0028

typedef struct {

	uint16_t	handle;

	uint32_t	tx_bandwith;

	uint32_t	rx_bandwith;

	uint16_t	max_latency;

	uint16_t	voice_setting;

	uint8_t		retrans_effort;

	uint16_t	pkt_type;

} __attribute__ ((packed)) setup_sync_conn_cp;

#define SETUP_SYNC_CONN_CP_SIZE 17

#define OCF_ACCEPT_SYNC_CONN_REQ	0x0029

typedef struct {

	bdaddr_t	bdaddr;

	uint32_t	tx_bandwith;

	uint32_t	rx_bandwith;

	uint16_t	max_latency;

	uint16_t	voice_setting;

	uint8_t		retrans_effort;

	uint16_t	pkt_type;

} __attribute__ ((packed)) accept_sync_conn_req_cp;

#define ACCEPT_SYNC_CONN_REQ_CP_SIZE 21

#define OCF_REJECT_SYNC_CONN_REQ	0x002A

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		reason;

} __attribute__ ((packed)) reject_sync_conn_req_cp;

#define REJECT_SYNC_CONN_REQ_CP_SIZE 7

#define OCF_IO_CAPABILITY_REPLY		0x002B

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		capability;

	uint8_t		oob_data;

	uint8_t		authentication;

} __attribute__ ((packed)) io_capability_reply_cp;

#define IO_CAPABILITY_REPLY_CP_SIZE 9

#define OCF_USER_CONFIRM_REPLY		0x002C

typedef struct {

	bdaddr_t	bdaddr;

} __attribute__ ((packed)) user_confirm_reply_cp;

#define USER_CONFIRM_REPLY_CP_SIZE 6

#define OCF_USER_CONFIRM_NEG_REPLY	0x002D

#define OCF_USER_PASSKEY_REPLY		0x002E

typedef struct {

	bdaddr_t	bdaddr;

	uint32_t	passkey;

} __attribute__ ((packed)) user_passkey_reply_cp;

#define USER_PASSKEY_REPLY_CP_SIZE 10

#define OCF_USER_PASSKEY_NEG_REPLY	0x002F

#define OCF_REMOTE_OOB_DATA_REPLY	0x0030

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		hash[16];

	uint8_t		randomizer[16];

} __attribute__ ((packed)) remote_oob_data_reply_cp;

#define REMOTE_OOB_DATA_REPLY_CP_SIZE 38

#define OCF_REMOTE_OOB_DATA_NEG_REPLY	0x0033

#define OCF_IO_CAPABILITY_NEG_REPLY	0x0034

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		reason;

} __attribute__ ((packed)) io_capability_neg_reply_cp;

#define IO_CAPABILITY_NEG_REPLY_CP_SIZE 7

#define OCF_CREATE_PHYSICAL_LINK		0x0035

typedef struct {

	uint8_t		handle;

	uint8_t		key_length;

	uint8_t		key_type;

	uint8_t		key[32];

} __attribute__ ((packed)) create_physical_link_cp;

#define CREATE_PHYSICAL_LINK_CP_SIZE 35

#define OCF_ACCEPT_PHYSICAL_LINK		0x0036

typedef struct {

	uint8_t		handle;

	uint8_t		key_length;

	uint8_t		key_type;

	uint8_t		key[32];

} __attribute__ ((packed)) accept_physical_link_cp;

#define ACCEPT_PHYSICAL_LINK_CP_SIZE 35

#define OCF_DISCONNECT_PHYSICAL_LINK		0x0037

typedef struct {

	uint8_t		handle;

	uint8_t		reason;

} __attribute__ ((packed)) disconnect_physical_link_cp;

#define DISCONNECT_PHYSICAL_LINK_CP_SIZE 2

#define OCF_CREATE_LOGICAL_LINK		0x0038

typedef struct {

	uint8_t		handle;

	uint8_t		tx_flow[16];

	uint8_t		rx_flow[16];

} __attribute__ ((packed)) create_logical_link_cp;

#define CREATE_LOGICAL_LINK_CP_SIZE 33

#define OCF_ACCEPT_LOGICAL_LINK		0x0039

#define OCF_DISCONNECT_LOGICAL_LINK		0x003A

typedef struct {

	uint16_t	handle;

} __attribute__ ((packed)) disconnect_logical_link_cp;

#define DISCONNECT_LOGICAL_LINK_CP_SIZE 2

#define OCF_LOGICAL_LINK_CANCEL		0x003B

typedef struct {

	uint8_t		handle;

	uint8_t		tx_flow_id;

} __attribute__ ((packed)) cancel_logical_link_cp;

#define LOGICAL_LINK_CANCEL_CP_SIZE 2

typedef struct {

	uint8_t		status;

	uint8_t		handle;

	uint8_t		tx_flow_id;

} __attribute__ ((packed)) cancel_logical_link_rp;

#define LOGICAL_LINK_CANCEL_RP_SIZE 3

#define OCF_FLOW_SPEC_MODIFY		0x003C

/* Link Policy */

#define OGF_LINK_POLICY		0x02

#define OCF_HOLD_MODE			0x0001

typedef struct {

	uint16_t	handle;

	uint16_t	max_interval;

	uint16_t	min_interval;

} __attribute__ ((packed)) hold_mode_cp;

#define HOLD_MODE_CP_SIZE 6

#define OCF_SNIFF_MODE			0x0003

typedef struct {

	uint16_t	handle;

	uint16_t	max_interval;

	uint16_t	min_interval;

	uint16_t	attempt;

	uint16_t	timeout;

} __attribute__ ((packed)) sniff_mode_cp;

#define SNIFF_MODE_CP_SIZE 10

#define OCF_EXIT_SNIFF_MODE		0x0004

typedef struct {

	uint16_t	handle;

} __attribute__ ((packed)) exit_sniff_mode_cp;

#define EXIT_SNIFF_MODE_CP_SIZE 2

#define OCF_PARK_MODE			0x0005

typedef struct {

	uint16_t	handle;

	uint16_t	max_interval;

	uint16_t	min_interval;

} __attribute__ ((packed)) park_mode_cp;

#define PARK_MODE_CP_SIZE 6

#define OCF_EXIT_PARK_MODE		0x0006

typedef struct {

	uint16_t	handle;

} __attribute__ ((packed)) exit_park_mode_cp;

#define EXIT_PARK_MODE_CP_SIZE 2

#define OCF_QOS_SETUP			0x0007

typedef struct {

	uint8_t		service_type;		/* 1 = best effort */

	uint32_t	token_rate;		/* Byte per seconds */

	uint32_t	peak_bandwidth;		/* Byte per seconds */

	uint32_t	latency;		/* Microseconds */

	uint32_t	delay_variation;	/* Microseconds */

} __attribute__ ((packed)) hci_qos;

#define HCI_QOS_CP_SIZE 17

typedef struct {

	uint16_t	handle;

	uint8_t		flags;			/* Reserved */

	hci_qos		qos;

} __attribute__ ((packed)) qos_setup_cp;

#define QOS_SETUP_CP_SIZE (3 + HCI_QOS_CP_SIZE)

#define OCF_ROLE_DISCOVERY		0x0009

typedef struct {

	uint16_t	handle;

} __attribute__ ((packed)) role_discovery_cp;

#define ROLE_DISCOVERY_CP_SIZE 2

typedef struct {

	uint8_t		status;

	uint16_t	handle;

	uint8_t		role;

} __attribute__ ((packed)) role_discovery_rp;

#define ROLE_DISCOVERY_RP_SIZE 4

#define OCF_SWITCH_ROLE			0x000B

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		role;

} __attribute__ ((packed)) switch_role_cp;

#define SWITCH_ROLE_CP_SIZE 7

#define OCF_READ_LINK_POLICY		0x000C

typedef struct {

	uint16_t	handle;

} __attribute__ ((packed)) read_link_policy_cp;

#define READ_LINK_POLICY_CP_SIZE 2

typedef struct {

	uint8_t		status;

	uint16_t	handle;

	uint16_t	policy;

} __attribute__ ((packed)) read_link_policy_rp;

#define READ_LINK_POLICY_RP_SIZE 5

#define OCF_WRITE_LINK_POLICY		0x000D

typedef struct {

	uint16_t	handle;

	uint16_t	policy;

} __attribute__ ((packed)) write_link_policy_cp;

#define WRITE_LINK_POLICY_CP_SIZE 4

typedef struct {

	uint8_t		status;

	uint16_t	handle;

} __attribute__ ((packed)) write_link_policy_rp;

#define WRITE_LINK_POLICY_RP_SIZE 3

#define OCF_READ_DEFAULT_LINK_POLICY	0x000E

#define OCF_WRITE_DEFAULT_LINK_POLICY	0x000F

#define OCF_FLOW_SPECIFICATION		0x0010

#define OCF_SNIFF_SUBRATING		0x0011

typedef struct {

	uint16_t	handle;

	uint16_t	max_latency;

	uint16_t	min_remote_timeout;

	uint16_t	min_local_timeout;

} __attribute__ ((packed)) sniff_subrating_cp;

#define SNIFF_SUBRATING_CP_SIZE 8

/* Host Controller and Baseband */

#define OGF_HOST_CTL		0x03

#define OCF_SET_EVENT_MASK		0x0001

typedef struct {

	uint8_t		mask[8];

} __attribute__ ((packed)) set_event_mask_cp;

#define SET_EVENT_MASK_CP_SIZE 8

#define OCF_RESET			0x0003

#define OCF_SET_EVENT_FLT		0x0005

typedef struct {

	uint8_t		flt_type;

	uint8_t		cond_type;

	uint8_t		condition[0];

} __attribute__ ((packed)) set_event_flt_cp;

#define SET_EVENT_FLT_CP_SIZE 2

/* Filter types */

#define FLT_CLEAR_ALL			0x00

#define FLT_INQ_RESULT			0x01

#define FLT_CONN_SETUP			0x02

/* INQ_RESULT Condition types */

#define INQ_RESULT_RETURN_ALL		0x00

#define INQ_RESULT_RETURN_CLASS		0x01

#define INQ_RESULT_RETURN_BDADDR	0x02

/* CONN_SETUP Condition types */

#define CONN_SETUP_ALLOW_ALL		0x00

#define CONN_SETUP_ALLOW_CLASS		0x01

#define CONN_SETUP_ALLOW_BDADDR		0x02

/* CONN_SETUP Conditions */

#define CONN_SETUP_AUTO_OFF		0x01

#define CONN_SETUP_AUTO_ON		0x02

#define OCF_FLUSH			0x0008

#define OCF_READ_PIN_TYPE		0x0009

typedef struct {

	uint8_t		status;

	uint8_t		pin_type;

} __attribute__ ((packed)) read_pin_type_rp;

#define READ_PIN_TYPE_RP_SIZE 2

#define OCF_WRITE_PIN_TYPE		0x000A

typedef struct {

	uint8_t		pin_type;

} __attribute__ ((packed)) write_pin_type_cp;

#define WRITE_PIN_TYPE_CP_SIZE 1

#define OCF_CREATE_NEW_UNIT_KEY		0x000B

#define OCF_READ_STORED_LINK_KEY	0x000D

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		read_all;

} __attribute__ ((packed)) read_stored_link_key_cp;

#define READ_STORED_LINK_KEY_CP_SIZE 7

typedef struct {

	uint8_t		status;

	uint16_t	max_keys;

	uint16_t	num_keys;

} __attribute__ ((packed)) read_stored_link_key_rp;

#define READ_STORED_LINK_KEY_RP_SIZE 5

#define OCF_WRITE_STORED_LINK_KEY	0x0011

typedef struct {

	uint8_t		num_keys;

	/* variable length part */

} __attribute__ ((packed)) write_stored_link_key_cp;

#define WRITE_STORED_LINK_KEY_CP_SIZE 1

typedef struct {

	uint8_t		status;

	uint8_t		num_keys;

} __attribute__ ((packed)) write_stored_link_key_rp;

#define READ_WRITE_LINK_KEY_RP_SIZE 2

#define OCF_DELETE_STORED_LINK_KEY	0x0012

typedef struct {

	bdaddr_t	bdaddr;

	uint8_t		delete_all;

} __attribute__ ((packed)) delete_stored_link_key_cp;

#define DELETE_STORED_LINK_KEY_CP_SIZE 7

typedef struct {

	uint8_t		status;

	uint16_t	num_keys;

} __attribute__ ((packed)) delete_stored_link_key_rp;

#define DELETE_STORED_LINK_KEY_RP_SIZE 3

#define HCI_MAX_NAME_LENGTH		248

#define OCF_CHANGE_LOCAL_NAME		0x0013

typedef struct {

	uint8_t		name[HCI_MAX_NAME_LENGTH];

} __attribute__ ((packed)) change_local_name_cp;

#define CHANGE_LOCAL_NAME_CP_SIZE 248

#define OCF_READ_LOCAL_NAME		0x0014

typedef struct {

	uint8_t		status;

	uint8_t		name[HCI_MAX_NAME_LENGTH];

} __attribute__ ((packed)) read_local_name_rp;

#define READ_LOCAL_NAME_RP_SIZE 249

#define OCF_READ_CONN_ACCEPT_TIMEOUT	0x0015

typedef struct {

	uint8_t		status;

	uint16_t	timeout;

} __attribute__ ((packed)) read_conn_accept_timeout_rp;

#define READ_CONN_ACCEPT_TIMEOUT_RP_SIZE 3

#define OCF_WRITE_CONN_ACCEPT_TIMEOUT	0x0016

typedef struct {

	uint16_t	timeout;

} __attribute__ ((packed)) write_conn_accept_timeout_cp;

#define WRITE_CONN_ACCEPT_TIMEOUT_CP_SIZE 2

#define OCF_READ_PAGE_TIMEOUT		0x0017

typedef struct {

	uint8_t		status;

	uint16_t	timeout;

} __attribute__ ((packed)) read_page_timeout_rp;

#define READ_PAGE_TIMEOUT_RP_SIZE 3

#define OCF_WRITE_PAGE_TIMEOUT		0x0018

typedef struct {

	uint16_t	timeout;

} __attribute__ ((packed)) write_page_timeout_cp;

#define WRITE_PAGE_TIMEOUT_CP_SIZE 2

#define OCF_READ_SCAN_ENABLE		0x0019

typedef struct {

	uint8_t		status;

	uint8_t		enable;

} __attribute__ ((packed)) read_scan_enable_rp;

#define READ_SCAN_ENABLE_RP_SIZE 2

#define OCF_WRITE_SCAN_ENABLE		0x001A

	#define SCAN_DISABLED		0x00

	#define SCAN_INQUIRY		0x01

	#define SCAN_PAGE		0x02

#define OCF_READ_PAGE_ACTIVITY		0x001B

typedef struct {

	uint8_t		status;

	uint16_t	interval;

	uint16_t	window;

} __attribute__ ((packed)) read_page_activity_rp;

#define READ_PAGE_ACTIVITY_RP_SIZE 5

#define OCF_WRITE_PAGE_ACTIVITY		0x001C

typedef struct {

	uint16_t	interval;