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/* 
   BlueZ - Bluetooth protocol stack for Linux
   Copyright (C) 2000-2001 Qualcomm Incorporated

   Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License version 2 as
   published by the Free Software Foundation;

   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
   OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
   IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
   CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES 
   WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 
   ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 
   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

   ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, 
   COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS 
   SOFTWARE IS DISCLAIMED.
*/

/*
 *  $Id$
 */

#ifndef __HCI_H
#define __HCI_H

#ifdef __cplusplus
extern "C" {
#endif

#define HCI_MAX_DEV 	16

#define HCI_MAX_ACL_SIZE	1024
#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 device types */
#define HCI_VHCI	0
#define HCI_USB		1
#define HCI_PCCARD	2
#define HCI_UART 	3
#define HCI_RS232 	4
#define HCI_PCI		5

/* HCI device flags */
enum {
	HCI_UP,
	HCI_INIT,
	HCI_RUNNING,

	HCI_PSCAN,
	HCI_ISCAN,
	HCI_AUTH,
	HCI_ENCRYPT,
	HCI_INQUIRY,

	HCI_RAW
};

/* 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 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 HCIINQUIRY      _IOR('H', 240, int)

/* HCI timeouts */

#define HCI_CONN_TIMEOUT 	(HZ * 40)
#define HCI_DISCONN_TIMEOUT 	(HZ * 2)
#define HCI_CONN_IDLE_TIMEOUT	(HZ * 60)

#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_UNKNOWN_PKT		0xff

/* HCI Packet types */
#define HCI_DM1 	0x0008
#define HCI_DM3 	0x0400
#define HCI_DM5 	0x4000
#define HCI_DH1 	0x0010
#define HCI_DH3 	0x0800
#define HCI_DH5 	0x8000

#define HCI_HV1		0x0020
#define HCI_HV2		0x0040
#define HCI_HV3		0x0080

#define SCO_PTYPE_MASK	(HCI_HV1 | HCI_HV2 | HCI_HV3)
#define ACL_PTYPE_MASK	(~SCO_PTYPE_MASK)

/* ACL flags */
#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

/* 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

/* 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

/* -----  HCI Commands ----- */
/* OGF & OCF values */

/* Informational Parameters */
#define OGF_INFO_PARAM	0x04

#define OCF_READ_LOCAL_VERSION	0x0001
typedef struct {
	uint8_t 	status;
	uint8_t 	hci_ver;
	uint16_t	hci_rev;
	uint8_t 	lmp_ver;
	uint16_t	manufacturer;
	uint16_t	lmp_subver;
} __attribute__ ((packed)) read_local_version_rp;
#define READ_LOCAL_VERSION_RP_SIZE 9

#define OCF_READ_LOCAL_FEATURES	0x0003
typedef struct {
	uint8_t 	status;
	uint8_t 	features[8];
} __attribute__ ((packed)) read_local_features_rp;

#define OCF_READ_BUFFER_SIZE	0x0005
typedef struct {
	uint8_t		status;
	uint16_t	acl_mtu;
	uint8_t 	sco_mtu;
	uint16_t 	acl_max_pkt;
	uint16_t	sco_max_pkt;
} __attribute__ ((packed)) read_buffer_size_rp;

#define OCF_READ_BD_ADDR	0x0009
typedef struct {
	uint8_t 	status;
	bdaddr_t	bdaddr;
} __attribute__ ((packed)) read_bd_addr_rp;

/* Host Controller and Baseband */
#define OGF_HOST_CTL	0x03
#define OCF_RESET		0x0003

#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_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;
	uint16_t 	window;
} __attribute__ ((packed)) write_page_activity_cp;
#define WRITE_PAGE_ACTIVITY_CP_SIZE 4

#define OCF_READ_INQ_ACTIVITY	0x001D
typedef struct {
	uint8_t 	status;
	uint16_t 	interval;
	uint16_t 	window;
} __attribute__ ((packed)) read_inq_activity_rp;
#define READ_INQ_ACTIVITY_RP_SIZE 5

#define OCF_WRITE_INQ_ACTIVITY	0x001E
typedef struct {
	uint16_t 	interval;
	uint16_t 	window;
} __attribute__ ((packed)) write_inq_activity_cp;
#define WRITE_INQ_ACTIVITY_CP_SIZE 4

#define OCF_READ_LINK_SUPERVISION_TIMEOUT	0x0036
typedef struct {
	uint8_t		status;
	uint16_t 	handle;
	uint16_t 	link_sup_to;
} __attribute__ ((packed)) read_link_supervision_timeout_rp;
#define READ_LINK_SUPERVISION_TIMEOUT_RP_SIZE 5

#define OCF_WRITE_LINK_SUPERVISION_TIMEOUT	0x0037
typedef struct {
	uint16_t 	handle;
	uint16_t 	link_sup_to;
} __attribute__ ((packed)) write_link_supervision_timeout_cp;
#define WRITE_LINK_SUPERVISION_TIMEOUT_CP_SIZE 4

#define OCF_READ_AUTH_ENABLE	0x001F
#define OCF_WRITE_AUTH_ENABLE	0x0020
	#define AUTH_DISABLED		0x00
	#define AUTH_ENABLED		0x01

#define OCF_READ_ENCRYPT_MODE	0x0021
#define OCF_WRITE_ENCRYPT_MODE	0x0022
	#define ENCRYPT_DISABLED	0x00
	#define ENCRYPT_P2P		0x01
	#define ENCRYPT_BOTH		0x02

#define OCF_WRITE_CA_TIMEOUT  	0x0016	
#define OCF_WRITE_PG_TIMEOUT  	0x0018

#define OCF_WRITE_SCAN_ENABLE 	0x001A
	#define SCAN_DISABLED		0x00
	#define SCAN_INQUIRY		0x01
	#define SCAN_PAGE		0x02

#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

/* 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_CHANGE_LOCAL_NAME	0x0013
typedef struct {
	uint8_t 	name[248];
} __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[248];
} __attribute__ ((packed)) read_local_name_rp;
#define READ_LOCAL_NAME_RP_SIZE 249 

#define OCF_READ_CLASS_OF_DEV	0x0023
typedef struct {
	uint8_t	status;
	uint8_t 	dev_class[3];
} __attribute__ ((packed)) read_class_of_dev_rp;
#define READ_CLASS_OF_DEV_RP_SIZE 4 

#define OCF_WRITE_CLASS_OF_DEV	0x0024
typedef struct {
	uint8_t 	dev_class[3];
} __attribute__ ((packed)) write_class_of_dev_cp;
#define WRITE_CLASS_OF_DEV_CP_SIZE 3

#define OCF_READ_VOICE_SETTING	0x0025
typedef struct {
	uint8_t	status;
	uint16_t	voice_setting;
} __attribute__ ((packed)) read_voice_setting_rp;
#define READ_VOICE_SETTING_RP_SIZE 3

#define OCF_WRITE_VOICE_SETTING	0x0026
typedef struct {
	uint16_t	voice_setting;
} __attribute__ ((packed)) write_voice_setting_cp;
#define WRITE_VOICE_SETTING_CP_SIZE 2

#define OCF_HOST_BUFFER_SIZE	0x0033
typedef struct {
	uint16_t 	acl_mtu;
	uint8_t 	sco_mtu;
	uint16_t 	acl_max_pkt;
	uint16_t	sco_max_pkt;
} __attribute__ ((packed)) host_buffer_size_cp;
#define HOST_BUFFER_SIZE_CP_SIZE 7

#define MAX_IAC_LAP 0x40
#define OCF_READ_CURRENT_IAC_LAP 0x0039
typedef struct {
  uint8_t status;
  uint8_t num_current_iac;
  uint8_t lap[3][MAX_IAC_LAP];
} __attribute__ ((packed)) read_current_iac_lap_rp;
#define READ_CURRENT_IAC_LAP_RP_SIZE 2+3*MAX_IAC_LAP

#define OCF_WRITE_CURRENT_IAC_LAP 0x003A
typedef struct {
  uint8_t num_current_iac;
  uint8_t lap[3][MAX_IAC_LAP];
} __attribute__ ((packed)) write_current_iac_lap_cp;
#define WRITE_CURRENT_IAC_LAP_CP_SIZE 1+3*MAX_IAC_LAP

/* Link Control */
#define OGF_LINK_CTL	0x01 
#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_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_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_INQUIRY		0x0001
typedef struct {
	uint8_t 	lap[3];
	uint8_t 	length;
	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_LINK_KEY_REPLY	0x000B
#define OCF_LINK_KEY_NEG_REPLY	0x000C
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_PIN_CODE_REPLY	0x000D
#define OCF_PIN_CODE_NEG_REPLY	0x000E
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_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_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_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_VERSION 0x001D
typedef struct {
	uint16_t	handle;
} __attribute__ ((packed)) read_remote_version_cp;
#define READ_REMOTE_VERSION_CP_SIZE 2

/* Link Policy */
#define OGF_LINK_POLICY	 0x02   

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

#define OCF_QOS_SETUP	0x0007
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_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_SWITCH_ROLE	0x000B
typedef struct {
	bdaddr_t	bdaddr;
	uint8_t 	role;
} __attribute__ ((packed)) switch_role_cp;
#define SWITCH_ROLE_CP_SIZE 7

#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

/* Status params */
#define OGF_STATUS_PARAM 	0x05

#define OCF_READ_FAILED_CONTACT_COUNTER   0x0001
typedef struct {
	uint8_t 	status;
	uint16_t	handle;
	uint8_t 	counter;
} __attribute__ ((packed)) read_failed_contact_counter_rp; 
#define READ_FAILED_CONTACT_COUNTER_RP_SIZE 4
 
#define OCF_RESET_FAILED_CONTACT_COUNTER  0x0002
typedef struct {
	uint8_t 	status;
	uint16_t	handle;
} __attribute__ ((packed)) reset_failed_contact_counter_rp; 
#define OCF_RESET_FAILED_CONTACT_COUNTER_RP_SIZE 4
 
#define OCF_GET_LINK_QUALITY   0x0003
typedef struct {
	uint8_t 	status;
	uint16_t	handle;
	uint8_t 	link_quality;
} __attribute__ ((packed)) get_link_quality_rp; 
#define GET_LINK_QUALITY_RP_SIZE 4
 
#define OCF_READ_RSSI  0x0005
typedef struct {
	uint8_t 	status;
	uint16_t	handle;
	int8_t  	rssi;
} __attribute__ ((packed)) read_rssi_rp; 
#define READ_RSSI_RP_SIZE 4
 
/* ---- HCI Events ---- */
#define EVT_INQUIRY_COMPLETE 	0x01

#define EVT_INQUIRY_RESULT 	0x02
typedef struct {
	bdaddr_t	bdaddr;
	uint8_t 	pscan_rep_mode;
	uint8_t 	pscan_period_mode;
	uint8_t 	pscan_mode;
	uint8_t 	dev_class[3];
	uint16_t	clock_offset;
} __attribute__ ((packed)) inquiry_info;
#define INQUIRY_INFO_SIZE 14

#define EVT_CONN_COMPLETE 	0x03
typedef struct {
	uint8_t 	status;
	uint16_t	handle;
	bdaddr_t	bdaddr;
	uint8_t 	link_type;
	uint8_t 	encr_mode;
} __attribute__ ((packed)) evt_conn_complete;
#define EVT_CONN_COMPLETE_SIZE 13

#define EVT_CONN_REQUEST	0x04
typedef struct {
	bdaddr_t	bdaddr;
	uint8_t 	dev_class[3];
	uint8_t		link_type;
} __attribute__ ((packed)) evt_conn_request;
#define EVT_CONN_REQUEST_SIZE 10

#define EVT_DISCONN_COMPLETE	0x05
typedef struct {
	uint8_t 	status;
	uint16_t	handle;
	uint8_t 	reason;
} __attribute__ ((packed)) evt_disconn_complete;
#define EVT_DISCONN_COMPLETE_SIZE 4

#define EVT_AUTH_COMPLETE	0x06
typedef struct {
	uint8_t 	status;
	uint16_t	handle;
} __attribute__ ((packed)) evt_auth_complete;
#define EVT_AUTH_COMPLETE_SIZE 3

#define EVT_REMOTE_NAME_REQ_COMPLETE	0x07
typedef struct {
	uint8_t 	status;
	bdaddr_t	bdaddr;
	uint8_t 	name[248];
} __attribute__ ((packed)) evt_remote_name_req_complete;
#define EVT_REMOTE_NAME_REQ_COMPLETE_SIZE 255

#define EVT_ENCRYPT_CHANGE	0x08
typedef struct {
	uint8_t 	status;
	uint16_t	handle;
	uint8_t 	encrypt;
} __attribute__ ((packed)) evt_encrypt_change;
#define EVT_ENCRYPT_CHANGE_SIZE 5

#define EVT_QOS_SETUP_COMPLETE 0x0D
typedef struct {
	uint8_t 	status;
	uint16_t	handle;
	uint8_t 	flags;			/* Reserved */
	hci_qos 	qos;
} __attribute__ ((packed)) evt_qos_setup_complete;
#define EVT_QOS_SETUP_COMPLETE_SIZE (4 + HCI_QOS_CP_SIZE)

#define EVT_QOS_VIOLATION	0x1E
typedef struct {
	uint16_t	handle;
} __attribute__ ((packed)) evt_qos_violation;
#define EVT_QOS_VIOLATION_SIZE 2

#define EVT_CMD_COMPLETE 	0x0e
typedef struct {
	uint8_t 	ncmd;
	uint16_t 	opcode;
} __attribute__ ((packed)) evt_cmd_complete;
#define EVT_CMD_COMPLETE_SIZE 3

#define EVT_CMD_STATUS 		0x0f
typedef struct {
	uint8_t 	status;
	uint8_t 	ncmd;
	uint16_t	opcode;
} __attribute__ ((packed)) evt_cmd_status;
#define EVT_CMD_STATUS_SIZE 4

#define EVT_NUM_COMP_PKTS	0x13
typedef struct {
	uint8_t		num_hndl;
	/* variable length part */
} __attribute__ ((packed)) evt_num_comp_pkts;
#define EVT_NUM_COMP_PKTS_SIZE 1

#define EVT_ROLE_CHANGE		0x12
typedef struct {
	uint8_t 	status;
	bdaddr_t	bdaddr;
	uint8_t 	role;
} __attribute__ ((packed)) evt_role_change;
#define EVT_ROLE_CHANGE_SIZE 8

#define EVT_PIN_CODE_REQ        0x16
typedef struct {
	bdaddr_t	bdaddr;
} __attribute__ ((packed)) evt_pin_code_req;
#define EVT_PIN_CODE_REQ_SIZE 6

#define EVT_LINK_KEY_REQ        0x17
typedef struct {
	bdaddr_t	bdaddr;
} __attribute__ ((packed)) evt_link_key_req;
#define EVT_LINK_KEY_REQ_SIZE 6

#define EVT_LINK_KEY_NOTIFY	0x18
typedef struct {
	bdaddr_t	bdaddr;
	uint8_t 	link_key[16];
	uint8_t 	key_type;
} __attribute__ ((packed)) evt_link_key_notify;
#define EVT_LINK_KEY_NOTIFY_SIZE 23

#define EVT_CONN_PTYPE_CHANGED	0x1D
typedef struct {
	uint8_t 	status;
	uint16_t 	handle;
	uint16_t 	ptype;
} __attribute__ ((packed)) evt_conn_ptype_changed;
#define EVT_CONN_PTYPE_CHANGED_SIZE 5

#define EVT_READ_REMOTE_FEATURES_COMPLETE 0x0B
typedef struct {
	uint8_t 	status;
	uint16_t	handle;
	uint8_t 	features[8];
} __attribute__ ((packed)) evt_read_remote_features_complete;
#define EVT_READ_REMOTE_FEATURES_COMPLETE_SIZE 11

#define EVT_READ_REMOTE_VERSION_COMPLETE 0x0C
typedef struct {
	uint8_t 	status;
	uint16_t	handle;
	uint8_t 	lmp_ver;
	uint16_t	manufacturer;
	uint16_t	lmp_subver;
} __attribute__ ((packed)) evt_read_remote_version_complete;
#define EVT_READ_REMOTE_VERSION_COMPLETE_SIZE 8

/* Internal events generated by BlueZ stack */
#define EVT_STACK_INTERNAL	0xfd
typedef struct {
	uint16_t	type;
	uint8_t 	data[0];
} __attribute__ ((packed)) evt_stack_internal;
#define EVT_STACK_INTERNAL_SIZE 2

#define EVT_SI_DEVICE  	0x01
typedef struct {
	uint16_t	event;
	uint16_t	dev_id;
} __attribute__ ((packed)) evt_si_device;
#define EVT_SI_DEVICE_SIZE 4

#define EVT_SI_SECURITY	0x02
typedef struct {
	uint16_t	event;
	uint16_t	proto;
	uint16_t	subproto;
	uint8_t 	incomming;
} __attribute__ ((packed)) evt_si_security;

/* --------  HCI Packet structures  -------- */
#define HCI_TYPE_LEN	1

typedef struct {
	uint16_t	opcode;		/* OCF & OGF */
	uint8_t 	plen;
} __attribute__ ((packed))	hci_command_hdr;
#define HCI_COMMAND_HDR_SIZE 	3

typedef struct {
	uint8_t 	evt;
	uint8_t 	plen;
} __attribute__ ((packed))	hci_event_hdr;
#define HCI_EVENT_HDR_SIZE 	2

typedef struct {
	uint16_t	handle;		/* Handle & Flags(PB, BC) */
	uint16_t	dlen;
} __attribute__ ((packed))	hci_acl_hdr;
#define HCI_ACL_HDR_SIZE 	4

typedef struct {
	uint16_t	handle;
	uint8_t 	dlen;
} __attribute__ ((packed))	hci_sco_hdr;
#define HCI_SCO_HDR_SIZE 	3

/* Command opcode pack/unpack */
#define cmd_opcode_pack(ogf, ocf)	(uint16_t)((ocf & 0x03ff)|(ogf << 10))
#define cmd_opcode_ogf(op)		(op >> 10)
#define cmd_opcode_ocf(op)		(op & 0x03ff)

/* ACL handle and flags pack/unpack */
#define acl_handle_pack(h, f)	(uint16_t)((h & 0x0fff)|(f << 12))
#define acl_handle(h)		(h & 0x0fff)
#define acl_flags(h)		(h >> 12)

#endif /* _NO_HCI_DEFS */

/* HCI Socket options */
#define HCI_DATA_DIR	1
#define HCI_FILTER	2
#define HCI_TIME_STAMP	3

/* HCI CMSG flags */
#define HCI_CMSG_DIR	0x0001
#define HCI_CMSG_TSTAMP	0x0002

struct sockaddr_hci {
	sa_family_t    hci_family;
	unsigned short hci_dev;
};
#define HCI_DEV_NONE	0xffff

struct hci_filter {
	uint32_t type_mask;
	uint32_t event_mask[2];
	uint16_t opcode;
};

#define HCI_FLT_TYPE_BITS	31
#define HCI_FLT_EVENT_BITS	63
#define HCI_FLT_OGF_BITS	63
#define HCI_FLT_OCF_BITS	127

/* Ioctl requests structures */
struct hci_dev_stats {
	uint32_t err_rx;
	uint32_t err_tx;
	uint32_t cmd_tx;
	uint32_t evt_rx;
	uint32_t acl_tx;
	uint32_t acl_rx;
	uint32_t sco_tx;
	uint32_t sco_rx;
	uint32_t byte_rx;
	uint32_t byte_tx;
};

struct hci_dev_info {
	uint16_t dev_id;
	char     name[8];

	bdaddr_t bdaddr;

	uint32_t flags;
	uint8_t  type;

	uint8_t  features[8];

	uint32_t pkt_type;
	uint32_t link_policy;
	uint32_t link_mode;

	uint16_t acl_mtu;
	uint16_t acl_pkts;
	uint16_t sco_mtu;
	uint16_t sco_pkts;

	struct   hci_dev_stats stat;
};

struct hci_conn_info {
	uint16_t handle;
	bdaddr_t bdaddr;
	uint8_t  type;
	uint8_t	 out;
	uint16_t state;
	uint32_t link_mode;
};

struct hci_dev_req {
	uint16_t dev_id;
	uint32_t dev_opt;
};

struct hci_dev_list_req {
	uint16_t dev_num;
	struct hci_dev_req dev_req[0];	/* hci_dev_req structures */
};

struct hci_conn_list_req {
	uint16_t dev_id;
	uint16_t conn_num;
	struct hci_conn_info conn_info[0];
};

struct hci_conn_info_req {
	bdaddr_t bdaddr;
	uint8_t  type;
	struct hci_conn_info conn_info[0];
};

struct hci_inquiry_req {
	uint16_t dev_id;
	uint16_t flags;
	uint8_t  lap[3];
	uint8_t  length;
	uint8_t  num_rsp;
};
#define IREQ_CACHE_FLUSH 0x0001

struct hci_remotename_req {
	uint16_t dev_id;
	uint16_t flags;
	bdaddr_t bdaddr;
	uint8_t  name[248];
};

#ifdef __cplusplus
}
#endif

#endif /* __HCI_H */