[mirror_ubuntu-bionic-kernel.git] / include / net / bluetooth / hci.h

/* 
   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.
*/

#ifndef __HCI_H
#define __HCI_H

#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 notify events */
#define HCI_NOTIFY_CONN_ADD		1
#define HCI_NOTIFY_CONN_DEL		2
#define HCI_NOTIFY_VOICE_SETTING	3

/* 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 quirks */
enum {
	HCI_QUIRK_RESET_ON_INIT,
	HCI_QUIRK_RAW_DEVICE
};

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

	HCI_PSCAN,
	HCI_ISCAN,
	HCI_AUTH,
	HCI_ENCRYPT,
	HCI_INQUIRY,

	HCI_RAW,

	HCI_SECMGR
};

/* 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 HCISETSECMGR	_IOW('H', 230, 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)

/* 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_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_SNIF	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

/* 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

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

/* Informational Parameters */
#define OGF_INFO_PARAM	0x04

#define OCF_READ_LOCAL_VERSION	0x0001
struct hci_rp_read_loc_version {
	__u8     status;
	__u8     hci_ver;
	__u16    hci_rev;
	__u8     lmp_ver;
	__u16    manufacturer;
	__u16    lmp_subver;
} __attribute__ ((packed));

#define OCF_READ_LOCAL_FEATURES	0x0003
struct hci_rp_read_loc_features {
	__u8 status;
	__u8 features[8];
} __attribute__ ((packed));

#define OCF_READ_BUFFER_SIZE	0x0005
struct hci_rp_read_buffer_size {
	__u8     status;
	__u16    acl_mtu;
	__u8     sco_mtu;
	__u16    acl_max_pkt;
	__u16    sco_max_pkt;
} __attribute__ ((packed));

#define OCF_READ_BD_ADDR	0x0009
struct hci_rp_read_bd_addr {
	__u8     status;
	bdaddr_t bdaddr;
} __attribute__ ((packed));

/* Host Controller and Baseband */
#define OGF_HOST_CTL	0x03
#define OCF_RESET		0x0003
#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
struct hci_cp_set_event_flt {
	__u8     flt_type;
	__u8     cond_type;
	__u8     condition[0];
} __attribute__ ((packed));

/* Filter types */
#define HCI_FLT_CLEAR_ALL	0x00
#define HCI_FLT_INQ_RESULT	0x01
#define HCI_FLT_CONN_SETUP	0x02

/* CONN_SETUP Condition types */
#define HCI_CONN_SETUP_ALLOW_ALL	0x00
#define HCI_CONN_SETUP_ALLOW_CLASS	0x01
#define HCI_CONN_SETUP_ALLOW_BDADDR	0x02

/* CONN_SETUP Conditions */
#define HCI_CONN_SETUP_AUTO_OFF	0x01
#define HCI_CONN_SETUP_AUTO_ON	0x02

#define OCF_READ_CLASS_OF_DEV	0x0023
struct hci_rp_read_dev_class {
	__u8     status;
	__u8     dev_class[3];
} __attribute__ ((packed));

#define OCF_WRITE_CLASS_OF_DEV	0x0024
struct hci_cp_write_dev_class {
	__u8     dev_class[3];
} __attribute__ ((packed));

#define OCF_READ_VOICE_SETTING	0x0025
struct hci_rp_read_voice_setting {
	__u8	status;
	__u16	voice_setting;
} __attribute__ ((packed));

#define OCF_WRITE_VOICE_SETTING	0x0026
struct hci_cp_write_voice_setting {
	__u16	voice_setting;
} __attribute__ ((packed));

#define OCF_HOST_BUFFER_SIZE	0x0033
struct hci_cp_host_buffer_size {
	__u16    acl_mtu;
	__u8     sco_mtu;
	__u16    acl_max_pkt;
	__u16    sco_max_pkt;
} __attribute__ ((packed));

/* Link Control */
#define OGF_LINK_CTL	0x01 
#define OCF_CREATE_CONN		0x0005
struct hci_cp_create_conn {
	bdaddr_t bdaddr;
	__u16    pkt_type;
	__u8     pscan_rep_mode;
	__u8     pscan_mode;
	__u16    clock_offset;
	__u8     role_switch;
} __attribute__ ((packed));

#define OCF_ACCEPT_CONN_REQ	0x0009
struct hci_cp_accept_conn_req {
	bdaddr_t bdaddr;
	__u8     role;
} __attribute__ ((packed));

#define OCF_REJECT_CONN_REQ	0x000a
struct hci_cp_reject_conn_req {
	bdaddr_t bdaddr;
	__u8     reason;
} __attribute__ ((packed));

#define OCF_DISCONNECT	0x0006
struct hci_cp_disconnect {
	__u16    handle;
	__u8     reason;
} __attribute__ ((packed));

#define OCF_ADD_SCO	0x0007
struct hci_cp_add_sco {
	__u16    handle;
	__u16    pkt_type;
} __attribute__ ((packed));

#define OCF_INQUIRY		0x0001
struct hci_cp_inquiry {
	__u8     lap[3];
	__u8     length;
	__u8     num_rsp;
} __attribute__ ((packed));

#define OCF_INQUIRY_CANCEL	0x0002

#define OCF_LINK_KEY_REPLY	0x000B
struct hci_cp_link_key_reply {
	bdaddr_t bdaddr;
	__u8     link_key[16];
} __attribute__ ((packed));

#define OCF_LINK_KEY_NEG_REPLY	0x000C
struct hci_cp_link_key_neg_reply {
	bdaddr_t bdaddr;
} __attribute__ ((packed));

#define OCF_PIN_CODE_REPLY	0x000D
struct hci_cp_pin_code_reply {
	bdaddr_t bdaddr;
	__u8     pin_len;
	__u8     pin_code[16];
} __attribute__ ((packed));

#define OCF_PIN_CODE_NEG_REPLY	0x000E
struct hci_cp_pin_code_neg_reply {
	bdaddr_t bdaddr;
} __attribute__ ((packed));

#define OCF_CHANGE_CONN_PTYPE	0x000F
struct hci_cp_change_conn_ptype {
	__u16    handle;
	__u16    pkt_type;
} __attribute__ ((packed));

#define OCF_AUTH_REQUESTED	0x0011
struct hci_cp_auth_requested {
	__u16    handle;
} __attribute__ ((packed));

#define OCF_SET_CONN_ENCRYPT	0x0013
struct hci_cp_set_conn_encrypt {
	__u16    handle;
	__u8     encrypt;
} __attribute__ ((packed));

#define OCF_CHANGE_CONN_LINK_KEY 0x0015
struct hci_cp_change_conn_link_key {
	__u16    handle;
} __attribute__ ((packed));

#define OCF_READ_REMOTE_FEATURES 0x001B
struct hci_cp_read_rmt_features {
	__u16    handle;
} __attribute__ ((packed));

#define OCF_READ_REMOTE_VERSION 0x001D
struct hci_cp_read_rmt_version {
	__u16    handle;
} __attribute__ ((packed));

/* Link Policy */
#define OGF_LINK_POLICY	 0x02   
#define OCF_ROLE_DISCOVERY	0x0009
struct hci_cp_role_discovery {
	__u16    handle;
} __attribute__ ((packed));
struct hci_rp_role_discovery {
	__u8     status;
	__u16    handle;
	__u8     role;
} __attribute__ ((packed));

#define OCF_READ_LINK_POLICY	0x000C
struct hci_cp_read_link_policy {
	__u16    handle;
} __attribute__ ((packed));
struct hci_rp_read_link_policy {
	__u8     status;
	__u16    handle;
	__u16    policy;
} __attribute__ ((packed));

#define OCF_SWITCH_ROLE	0x000B
struct hci_cp_switch_role {
	bdaddr_t bdaddr;
	__u8     role;
} __attribute__ ((packed));

#define OCF_WRITE_LINK_POLICY	0x000D
struct hci_cp_write_link_policy {
	__u16    handle;
	__u16    policy;
} __attribute__ ((packed));
struct hci_rp_write_link_policy {
	__u8     status;
	__u16    handle;
} __attribute__ ((packed));

/* Status params */
#define OGF_STATUS_PARAM	0x05

/* Testing commands */
#define OGF_TESTING_CMD		0x3E

/* Vendor specific commands */
#define OGF_VENDOR_CMD		0x3F

/* ---- HCI Events ---- */
#define HCI_EV_INQUIRY_COMPLETE	0x01

#define HCI_EV_INQUIRY_RESULT	0x02
struct inquiry_info {
	bdaddr_t bdaddr;
	__u8     pscan_rep_mode;
	__u8     pscan_period_mode;
	__u8     pscan_mode;
	__u8     dev_class[3];
	__u16    clock_offset;
} __attribute__ ((packed));

#define HCI_EV_INQUIRY_RESULT_WITH_RSSI	0x22
struct inquiry_info_with_rssi {
	bdaddr_t bdaddr;
	__u8     pscan_rep_mode;
	__u8     pscan_period_mode;
	__u8     dev_class[3];
	__u16    clock_offset;
	__s8     rssi;
} __attribute__ ((packed));
struct inquiry_info_with_rssi_and_pscan_mode {
	bdaddr_t bdaddr;
	__u8     pscan_rep_mode;
	__u8     pscan_period_mode;
	__u8     pscan_mode;
	__u8     dev_class[3];
	__u16    clock_offset;
	__s8     rssi;
} __attribute__ ((packed));

#define HCI_EV_EXTENDED_INQUIRY_RESULT	0x2F
struct extended_inquiry_info {
	bdaddr_t bdaddr;
	__u8     pscan_rep_mode;
	__u8     pscan_period_mode;
	__u8     dev_class[3];
	__u16    clock_offset;
	__s8     rssi;
	__u8     data[240];
} __attribute__ ((packed));

#define HCI_EV_CONN_COMPLETE 	0x03
struct hci_ev_conn_complete {
	__u8     status;
	__u16    handle;
	bdaddr_t bdaddr;
	__u8     link_type;
	__u8     encr_mode;
} __attribute__ ((packed));

#define HCI_EV_CONN_REQUEST	0x04
struct hci_ev_conn_request {
	bdaddr_t bdaddr;
	__u8     dev_class[3];
	__u8     link_type;
} __attribute__ ((packed));

#define HCI_EV_DISCONN_COMPLETE	0x05
struct hci_ev_disconn_complete {
	__u8     status;
	__u16    handle;
	__u8     reason;
} __attribute__ ((packed));

#define HCI_EV_AUTH_COMPLETE	0x06
struct hci_ev_auth_complete {
	__u8     status;
	__u16    handle;
} __attribute__ ((packed));

#define HCI_EV_ENCRYPT_CHANGE	0x08
struct hci_ev_encrypt_change {
	__u8     status;
	__u16    handle;
	__u8     encrypt;
} __attribute__ ((packed));

#define HCI_EV_CHANGE_CONN_LINK_KEY_COMPLETE	0x09
struct hci_ev_change_conn_link_key_complete {
	__u8     status;
	__u16    handle;
} __attribute__ ((packed));

#define HCI_EV_QOS_SETUP_COMPLETE	0x0D
struct hci_qos {
	__u8     service_type;
	__u32    token_rate;
	__u32    peak_bandwidth;
	__u32    latency;
	__u32    delay_variation;
} __attribute__ ((packed));
struct hci_ev_qos_setup_complete {
	__u8     status;
	__u16    handle;
	struct   hci_qos qos;
} __attribute__ ((packed));

#define HCI_EV_CMD_COMPLETE 	0x0E
struct hci_ev_cmd_complete {
	__u8     ncmd;
	__u16    opcode;
} __attribute__ ((packed));

#define HCI_EV_CMD_STATUS 	0x0F
struct hci_ev_cmd_status {
	__u8     status;
	__u8     ncmd;
	__u16    opcode;
} __attribute__ ((packed));

#define HCI_EV_NUM_COMP_PKTS	0x13
struct hci_ev_num_comp_pkts {
	__u8     num_hndl;
	/* variable length part */
} __attribute__ ((packed));

#define HCI_EV_ROLE_CHANGE	0x12
struct hci_ev_role_change {
	__u8     status;
	bdaddr_t bdaddr;
	__u8     role;
} __attribute__ ((packed));

#define HCI_EV_MODE_CHANGE	0x14
struct hci_ev_mode_change {
	__u8     status;
	__u16    handle;
	__u8     mode;
	__u16    interval;
} __attribute__ ((packed));

#define HCI_EV_PIN_CODE_REQ	0x16
struct hci_ev_pin_code_req {
	bdaddr_t bdaddr;
} __attribute__ ((packed));

#define HCI_EV_LINK_KEY_REQ	0x17
struct hci_ev_link_key_req {
	bdaddr_t bdaddr;
} __attribute__ ((packed));

#define HCI_EV_LINK_KEY_NOTIFY	0x18
struct hci_ev_link_key_notify {
	bdaddr_t bdaddr;
	__u8	 link_key[16];
	__u8	 key_type;
} __attribute__ ((packed));

#define HCI_EV_RMT_FEATURES	0x0B
struct hci_ev_rmt_features {
	__u8     status;
	__u16    handle;
	__u8     features[8];
} __attribute__ ((packed));

#define HCI_EV_RMT_VERSION	0x0C
struct hci_ev_rmt_version {
	__u8     status;
	__u16    handle;
	__u8     lmp_ver;
	__u16    manufacturer;
	__u16    lmp_subver;
} __attribute__ ((packed));

#define HCI_EV_CLOCK_OFFSET	0x01C
struct hci_ev_clock_offset {
	__u8     status;
	__u16    handle;
	__u16    clock_offset;
} __attribute__ ((packed));

#define HCI_EV_PSCAN_REP_MODE	0x20
struct hci_ev_pscan_rep_mode {
	bdaddr_t bdaddr;
	__u8     pscan_rep_mode;
} __attribute__ ((packed));

/* Internal events generated by Bluetooth stack */
#define HCI_EV_STACK_INTERNAL	0xFD
struct hci_ev_stack_internal {
	__u16    type;
	__u8     data[0];
} __attribute__ ((packed));

#define HCI_EV_SI_DEVICE  	0x01
struct hci_ev_si_device {
	__u16    event;
	__u16    dev_id;
} __attribute__ ((packed));

#define HCI_EV_SI_SECURITY	0x02
struct hci_ev_si_security {
	__u16    event;
	__u16    proto;
	__u16    subproto;
	__u8     incoming;
} __attribute__ ((packed));

/* ---- HCI Packet structures ---- */
#define HCI_COMMAND_HDR_SIZE 3
#define HCI_EVENT_HDR_SIZE   2
#define HCI_ACL_HDR_SIZE     4
#define HCI_SCO_HDR_SIZE     3

struct hci_command_hdr {
	__u16 	opcode;		/* OCF & OGF */
	__u8 	plen;
} __attribute__ ((packed));

struct hci_event_hdr {
	__u8 	evt;
	__u8 	plen;
} __attribute__ ((packed));

struct hci_acl_hdr {
	__u16 	handle;		/* Handle & Flags(PB, BC) */
	__u16 	dlen;
} __attribute__ ((packed));

struct hci_sco_hdr {
	__u16 	handle;
	__u8 	dlen;
} __attribute__ ((packed));

/* Command opcode pack/unpack */
#define hci_opcode_pack(ogf, ocf)	(__u16)((ocf & 0x03ff)|(ogf << 10))
#define hci_opcode_ogf(op)		(op >> 10)
#define hci_opcode_ocf(op)		(op & 0x03ff)

/* ACL handle and flags pack/unpack */
#define hci_handle_pack(h, f)	(__u16)((h & 0x0fff)|(f << 12))
#define hci_handle(h)		(h & 0x0fff)
#define hci_flags(h)		(h >> 12)

/* ---- HCI Sockets ---- */

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

/* 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 {
	unsigned long type_mask;
	unsigned long event_mask[2];
	__u16   opcode;
};

struct hci_ufilter {
	__u32   type_mask;
	__u32   event_mask[2];
	__u16   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

/* ---- HCI Ioctl requests structures ---- */
struct hci_dev_stats {
	__u32 err_rx;
	__u32 err_tx;
	__u32 cmd_tx;
	__u32 evt_rx;
	__u32 acl_tx;
	__u32 acl_rx;
	__u32 sco_tx;
	__u32 sco_rx;
	__u32 byte_rx;
	__u32 byte_tx;
};

struct hci_dev_info {
	__u16 dev_id;
	char  name[8];

	bdaddr_t bdaddr;

	__u32 flags;
	__u8  type;

	__u8  features[8];

	__u32 pkt_type;
	__u32 link_policy;
	__u32 link_mode;

	__u16 acl_mtu;
	__u16 acl_pkts;
	__u16 sco_mtu;
	__u16 sco_pkts;

	struct hci_dev_stats stat;
};

struct hci_conn_info {
	__u16    handle;
	bdaddr_t bdaddr;
	__u8	 type;
	__u8	 out;
	__u16	 state;
	__u32	 link_mode;
};

struct hci_dev_req {
	__u16 dev_id;
	__u32 dev_opt;
};

struct hci_dev_list_req {
	__u16  dev_num;
	struct hci_dev_req dev_req[0];	/* hci_dev_req structures */
};

struct hci_conn_list_req {
	__u16  dev_id;
	__u16  conn_num;
	struct hci_conn_info conn_info[0];
};

struct hci_conn_info_req {
	bdaddr_t bdaddr;
	__u8     type;
	struct   hci_conn_info conn_info[0];
};

struct hci_inquiry_req {
	__u16 dev_id;
	__u16 flags;
	__u8  lap[3];
	__u8  length;
	__u8  num_rsp;
};
#define IREQ_CACHE_FLUSH 0x0001

#endif /* __HCI_H */
Commit	Line	Data
1da177e4 LT	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_VHCI 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
	54	/* HCI device quirks */
	55	enum {
	56	HCI_QUIRK_RESET_ON_INIT,
	57	HCI_QUIRK_RAW_DEVICE
	58	};
	59
	60	/* HCI device flags */
	61	enum {
	62	HCI_UP,
	63	HCI_INIT,
	64	HCI_RUNNING,
65
66	HCI_PSCAN,
67	HCI_ISCAN,
68	HCI_AUTH,
69	HCI_ENCRYPT,
70	HCI_INQUIRY,
71
72	HCI_RAW,
73
74	HCI_SECMGR
75	};
76
77	/* HCI ioctl defines */
78	#define HCIDEVUP _IOW('H', 201, int)
79	#define HCIDEVDOWN _IOW('H', 202, int)
80	#define HCIDEVRESET _IOW('H', 203, int)
81	#define HCIDEVRESTAT _IOW('H', 204, int)
82
83	#define HCIGETDEVLIST _IOR('H', 210, int)
84	#define HCIGETDEVINFO _IOR('H', 211, int)
85	#define HCIGETCONNLIST _IOR('H', 212, int)
86	#define HCIGETCONNINFO _IOR('H', 213, int)
87
88	#define HCISETRAW _IOW('H', 220, int)
89	#define HCISETSCAN _IOW('H', 221, int)
90	#define HCISETAUTH _IOW('H', 222, int)
91	#define HCISETENCRYPT _IOW('H', 223, int)
92	#define HCISETPTYPE _IOW('H', 224, int)
93	#define HCISETLINKPOL _IOW('H', 225, int)
94	#define HCISETLINKMODE _IOW('H', 226, int)
95	#define HCISETACLMTU _IOW('H', 227, int)
96	#define HCISETSCOMTU _IOW('H', 228, int)
97
98	#define HCISETSECMGR _IOW('H', 230, int)
99
100	#define HCIINQUIRY _IOR('H', 240, int)
101
102	/* HCI timeouts */
103	#define HCI_CONN_TIMEOUT (HZ * 40)
104	#define HCI_DISCONN_TIMEOUT (HZ * 2)
105	#define HCI_CONN_IDLE_TIMEOUT (HZ * 60)
106
107	/* HCI Packet types */
108	#define HCI_COMMAND_PKT 0x01
109	#define HCI_ACLDATA_PKT 0x02
110	#define HCI_SCODATA_PKT 0x03
111	#define HCI_EVENT_PKT 0x04
112	#define HCI_VENDOR_PKT 0xff
113
114	/* HCI Packet types */
115	#define HCI_DM1 0x0008
116	#define HCI_DM3 0x0400
117	#define HCI_DM5 0x4000
118	#define HCI_DH1 0x0010
119	#define HCI_DH3 0x0800
120	#define HCI_DH5 0x8000
121
122	#define HCI_HV1 0x0020
123	#define HCI_HV2 0x0040
124	#define HCI_HV3 0x0080
125
126	#define SCO_PTYPE_MASK (HCI_HV1 \| HCI_HV2 \| HCI_HV3)
127	#define ACL_PTYPE_MASK (~SCO_PTYPE_MASK)
128
129	/* ACL flags */
130	#define ACL_CONT 0x01
131	#define ACL_START 0x02
132	#define ACL_ACTIVE_BCAST 0x04
133	#define ACL_PICO_BCAST 0x08
134
135	/* Baseband links */
136	#define SCO_LINK 0x00
137	#define ACL_LINK 0x01
138
139	/* LMP features */
140	#define LMP_3SLOT 0x01
141	#define LMP_5SLOT 0x02
142	#define LMP_ENCRYPT 0x04
143	#define LMP_SOFFSET 0x08
144	#define LMP_TACCURACY 0x10
145	#define LMP_RSWITCH 0x20
146	#define LMP_HOLD 0x40
147	#define LMP_SNIF 0x80
148
149	#define LMP_PARK 0x01
150	#define LMP_RSSI 0x02
151	#define LMP_QUALITY 0x04
152	#define LMP_SCO 0x08
153	#define LMP_HV2 0x10
154	#define LMP_HV3 0x20
155	#define LMP_ULAW 0x40
156	#define LMP_ALAW 0x80
157
158	#define LMP_CVSD 0x01
159	#define LMP_PSCHEME 0x02
160	#define LMP_PCONTROL 0x04
161
162	/* Link policies */
163	#define HCI_LP_RSWITCH 0x0001
164	#define HCI_LP_HOLD 0x0002
165	#define HCI_LP_SNIFF 0x0004
166	#define HCI_LP_PARK 0x0008
167
168	/* Link mode */
169	#define HCI_LM_ACCEPT 0x8000
170	#define HCI_LM_MASTER 0x0001
171	#define HCI_LM_AUTH 0x0002
172	#define HCI_LM_ENCRYPT 0x0004
173	#define HCI_LM_TRUSTED 0x0008
174	#define HCI_LM_RELIABLE 0x0010
175	#define HCI_LM_SECURE 0x0020
176
177	/* ----- HCI Commands ---- */
178	/* OGF & OCF values */
179
180	/* Informational Parameters */
181	#define OGF_INFO_PARAM 0x04
182
183	#define OCF_READ_LOCAL_VERSION 0x0001
184	struct hci_rp_read_loc_version {
185	__u8 status;
186	__u8 hci_ver;
187	__u16 hci_rev;
188	__u8 lmp_ver;
189	__u16 manufacturer;
190	__u16 lmp_subver;
191	} __attribute__ ((packed));
192
193	#define OCF_READ_LOCAL_FEATURES 0x0003
194	struct hci_rp_read_loc_features {
195	__u8 status;
196	__u8 features[8];
197	} __attribute__ ((packed));
198
199	#define OCF_READ_BUFFER_SIZE 0x0005
200	struct hci_rp_read_buffer_size {
201	__u8 status;
202	__u16 acl_mtu;
203	__u8 sco_mtu;
204	__u16 acl_max_pkt;
205	__u16 sco_max_pkt;
206	} __attribute__ ((packed));
207
208	#define OCF_READ_BD_ADDR 0x0009
209	struct hci_rp_read_bd_addr {
210	__u8 status;
211	bdaddr_t bdaddr;
212	} __attribute__ ((packed));
213
214	/* Host Controller and Baseband */
215	#define OGF_HOST_CTL 0x03
216	#define OCF_RESET 0x0003
217	#define OCF_READ_AUTH_ENABLE 0x001F
218	#define OCF_WRITE_AUTH_ENABLE 0x0020
219	#define AUTH_DISABLED 0x00
220	#define AUTH_ENABLED 0x01
221
222	#define OCF_READ_ENCRYPT_MODE 0x0021
223	#define OCF_WRITE_ENCRYPT_MODE 0x0022
224	#define ENCRYPT_DISABLED 0x00
225	#define ENCRYPT_P2P 0x01
226	#define ENCRYPT_BOTH 0x02
227
228	#define OCF_WRITE_CA_TIMEOUT 0x0016
229	#define OCF_WRITE_PG_TIMEOUT 0x0018
230
231	#define OCF_WRITE_SCAN_ENABLE 0x001A
232	#define SCAN_DISABLED 0x00
233	#define SCAN_INQUIRY 0x01
234	#define SCAN_PAGE 0x02
235
236	#define OCF_SET_EVENT_FLT 0x0005
237	struct hci_cp_set_event_flt {
238	__u8 flt_type;
239	__u8 cond_type;
240	__u8 condition[0];
241	} __attribute__ ((packed));
242
243	/* Filter types */
244	#define HCI_FLT_CLEAR_ALL 0x00
245	#define HCI_FLT_INQ_RESULT 0x01
246	#define HCI_FLT_CONN_SETUP 0x02
247
248	/* CONN_SETUP Condition types */
249	#define HCI_CONN_SETUP_ALLOW_ALL 0x00
250	#define HCI_CONN_SETUP_ALLOW_CLASS 0x01
251	#define HCI_CONN_SETUP_ALLOW_BDADDR 0x02
252
253	/* CONN_SETUP Conditions */
254	#define HCI_CONN_SETUP_AUTO_OFF 0x01
255	#define HCI_CONN_SETUP_AUTO_ON 0x02
256
257	#define OCF_READ_CLASS_OF_DEV 0x0023
258	struct hci_rp_read_dev_class {
259	__u8 status;
260	__u8 dev_class[3];
261	} __attribute__ ((packed));
262
263	#define OCF_WRITE_CLASS_OF_DEV 0x0024
264	struct hci_cp_write_dev_class {
265	__u8 dev_class[3];
266	} __attribute__ ((packed));
267
268	#define OCF_READ_VOICE_SETTING 0x0025
269	struct hci_rp_read_voice_setting {
270	__u8 status;
271	__u16 voice_setting;
272	} __attribute__ ((packed));
273
274	#define OCF_WRITE_VOICE_SETTING 0x0026
275	struct hci_cp_write_voice_setting {
276	__u16 voice_setting;
277	} __attribute__ ((packed));
278
279	#define OCF_HOST_BUFFER_SIZE 0x0033
280	struct hci_cp_host_buffer_size {
281	__u16 acl_mtu;
282	__u8 sco_mtu;
283	__u16 acl_max_pkt;
284	__u16 sco_max_pkt;
285	} __attribute__ ((packed));
286
287	/* Link Control */
288	#define OGF_LINK_CTL 0x01
289	#define OCF_CREATE_CONN 0x0005
290	struct hci_cp_create_conn {
291	bdaddr_t bdaddr;
292	__u16 pkt_type;
293	__u8 pscan_rep_mode;
294	__u8 pscan_mode;
295	__u16 clock_offset;
296	__u8 role_switch;
297	} __attribute__ ((packed));
298
299	#define OCF_ACCEPT_CONN_REQ 0x0009
300	struct hci_cp_accept_conn_req {
301	bdaddr_t bdaddr;
302	__u8 role;
303	} __attribute__ ((packed));
304
305	#define OCF_REJECT_CONN_REQ 0x000a
306	struct hci_cp_reject_conn_req {
307	bdaddr_t bdaddr;
308	__u8 reason;
309	} __attribute__ ((packed));
310
311	#define OCF_DISCONNECT 0x0006
312	struct hci_cp_disconnect {
313	__u16 handle;
314	__u8 reason;
315	} __attribute__ ((packed));
316
317	#define OCF_ADD_SCO 0x0007
318	struct hci_cp_add_sco {
319	__u16 handle;
320	__u16 pkt_type;
321	} __attribute__ ((packed));
322
323	#define OCF_INQUIRY 0x0001
324	struct hci_cp_inquiry {
325	__u8 lap[3];
326	__u8 length;
327	__u8 num_rsp;
328	} __attribute__ ((packed));
329
330	#define OCF_INQUIRY_CANCEL 0x0002
331
332	#define OCF_LINK_KEY_REPLY 0x000B
333	struct hci_cp_link_key_reply {
334	bdaddr_t bdaddr;
335	__u8 link_key[16];
336	} __attribute__ ((packed));
337
338	#define OCF_LINK_KEY_NEG_REPLY 0x000C
339	struct hci_cp_link_key_neg_reply {
340	bdaddr_t bdaddr;
341	} __attribute__ ((packed));
342
343	#define OCF_PIN_CODE_REPLY 0x000D
344	struct hci_cp_pin_code_reply {
345	bdaddr_t bdaddr;
346	__u8 pin_len;
347	__u8 pin_code[16];
348	} __attribute__ ((packed));
349
350	#define OCF_PIN_CODE_NEG_REPLY 0x000E
351	struct hci_cp_pin_code_neg_reply {
352	bdaddr_t bdaddr;
353	} __attribute__ ((packed));
354
355	#define OCF_CHANGE_CONN_PTYPE 0x000F
356	struct hci_cp_change_conn_ptype {
357	__u16 handle;
358	__u16 pkt_type;
359	} __attribute__ ((packed));
360
361	#define OCF_AUTH_REQUESTED 0x0011
362	struct hci_cp_auth_requested {
363	__u16 handle;
364	} __attribute__ ((packed));
365
366	#define OCF_SET_CONN_ENCRYPT 0x0013
367	struct hci_cp_set_conn_encrypt {
368	__u16 handle;
369	__u8 encrypt;
370	} __attribute__ ((packed));
371
372	#define OCF_CHANGE_CONN_LINK_KEY 0x0015
373	struct hci_cp_change_conn_link_key {
374	__u16 handle;
375	} __attribute__ ((packed));
376
377	#define OCF_READ_REMOTE_FEATURES 0x001B
378	struct hci_cp_read_rmt_features {
379	__u16 handle;
380	} __attribute__ ((packed));
381
382	#define OCF_READ_REMOTE_VERSION 0x001D
383	struct hci_cp_read_rmt_version {
384	__u16 handle;
385	} __attribute__ ((packed));
386
387	/* Link Policy */
388	#define OGF_LINK_POLICY 0x02
389	#define OCF_ROLE_DISCOVERY 0x0009
390	struct hci_cp_role_discovery {
391	__u16 handle;
392	} __attribute__ ((packed));
393	struct hci_rp_role_discovery {
394	__u8 status;
395	__u16 handle;
396	__u8 role;
397	} __attribute__ ((packed));
398
399	#define OCF_READ_LINK_POLICY 0x000C
400	struct hci_cp_read_link_policy {
401	__u16 handle;
402	} __attribute__ ((packed));
403	struct hci_rp_read_link_policy {
404	__u8 status;
405	__u16 handle;
406	__u16 policy;
407	} __attribute__ ((packed));
408
409	#define OCF_SWITCH_ROLE 0x000B
410	struct hci_cp_switch_role {
411	bdaddr_t bdaddr;
412	__u8 role;
413	} __attribute__ ((packed));
414
415	#define OCF_WRITE_LINK_POLICY 0x000D
416	struct hci_cp_write_link_policy {
417	__u16 handle;
418	__u16 policy;
419	} __attribute__ ((packed));
420	struct hci_rp_write_link_policy {
421	__u8 status;
422	__u16 handle;
423	} __attribute__ ((packed));
424
425	/* Status params */
426	#define OGF_STATUS_PARAM 0x05
427
428	/* Testing commands */
429	#define OGF_TESTING_CMD 0x3E
430
431	/* Vendor specific commands */
432	#define OGF_VENDOR_CMD 0x3F
433
434	/* ---- HCI Events ---- */
435	#define HCI_EV_INQUIRY_COMPLETE 0x01
436
437	#define HCI_EV_INQUIRY_RESULT 0x02
438	struct inquiry_info {
439	bdaddr_t bdaddr;
440	__u8 pscan_rep_mode;
441	__u8 pscan_period_mode;
442	__u8 pscan_mode;
443	__u8 dev_class[3];
444	__u16 clock_offset;
445	} __attribute__ ((packed));
446
447	#define HCI_EV_INQUIRY_RESULT_WITH_RSSI 0x22
448	struct inquiry_info_with_rssi {
449	bdaddr_t bdaddr;
450	__u8 pscan_rep_mode;
451	__u8 pscan_period_mode;
452	__u8 dev_class[3];
453	__u16 clock_offset;
454	__s8 rssi;
455	} __attribute__ ((packed));
45bb4bf0 MH	456	struct inquiry_info_with_rssi_and_pscan_mode {
	457	bdaddr_t bdaddr;
	458	__u8 pscan_rep_mode;
	459	__u8 pscan_period_mode;
	460	__u8 pscan_mode;
	461	__u8 dev_class[3];
	462	__u16 clock_offset;
	463	__s8 rssi;
	464	} __attribute__ ((packed));
1da177e4	465
21d9e30e MH	466	#define HCI_EV_EXTENDED_INQUIRY_RESULT 0x2F
	467	struct extended_inquiry_info {
	468	bdaddr_t bdaddr;
	469	__u8 pscan_rep_mode;
	470	__u8 pscan_period_mode;
	471	__u8 dev_class[3];
	472	__u16 clock_offset;
	473	__s8 rssi;
	474	__u8 data[240];
	475	} __attribute__ ((packed));
	476
1da177e4 LT	477	#define HCI_EV_CONN_COMPLETE 0x03
	478	struct hci_ev_conn_complete {
	479	__u8 status;
	480	__u16 handle;
	481	bdaddr_t bdaddr;
	482	__u8 link_type;
	483	__u8 encr_mode;
	484	} __attribute__ ((packed));
	485
	486	#define HCI_EV_CONN_REQUEST 0x04
	487	struct hci_ev_conn_request {
	488	bdaddr_t bdaddr;
	489	__u8 dev_class[3];
	490	__u8 link_type;
	491	} __attribute__ ((packed));
	492
	493	#define HCI_EV_DISCONN_COMPLETE 0x05
	494	struct hci_ev_disconn_complete {
	495	__u8 status;
	496	__u16 handle;
	497	__u8 reason;
	498	} __attribute__ ((packed));
	499
	500	#define HCI_EV_AUTH_COMPLETE 0x06
	501	struct hci_ev_auth_complete {
	502	__u8 status;
	503	__u16 handle;
	504	} __attribute__ ((packed));
	505
	506	#define HCI_EV_ENCRYPT_CHANGE 0x08
	507	struct hci_ev_encrypt_change {
	508	__u8 status;
	509	__u16 handle;
	510	__u8 encrypt;
	511	} __attribute__ ((packed));
	512
	513	#define HCI_EV_CHANGE_CONN_LINK_KEY_COMPLETE 0x09
	514	struct hci_ev_change_conn_link_key_complete {
	515	__u8 status;
	516	__u16 handle;
	517	} __attribute__ ((packed));
	518
	519	#define HCI_EV_QOS_SETUP_COMPLETE 0x0D
	520	struct hci_qos {
	521	__u8 service_type;
	522	__u32 token_rate;
	523	__u32 peak_bandwidth;
	524	__u32 latency;
	525	__u32 delay_variation;
	526	} __attribute__ ((packed));
	527	struct hci_ev_qos_setup_complete {
	528	__u8 status;
	529	__u16 handle;
	530	struct hci_qos qos;
	531	} __attribute__ ((packed));
	532
	533	#define HCI_EV_CMD_COMPLETE 0x0E
	534	struct hci_ev_cmd_complete {
	535	__u8 ncmd;
	536	__u16 opcode;
	537	} __attribute__ ((packed));
	538
	539	#define HCI_EV_CMD_STATUS 0x0F
	540	struct hci_ev_cmd_status {
541	__u8 status;
542	__u8 ncmd;
543	__u16 opcode;
544	} __attribute__ ((packed));
545
546	#define HCI_EV_NUM_COMP_PKTS 0x13
547	struct hci_ev_num_comp_pkts {
548	__u8 num_hndl;
549	/* variable length part */
550	} __attribute__ ((packed));
551
552	#define HCI_EV_ROLE_CHANGE 0x12
553	struct hci_ev_role_change {
554	__u8 status;
555	bdaddr_t bdaddr;
556	__u8 role;
557	} __attribute__ ((packed));
558
559	#define HCI_EV_MODE_CHANGE 0x14
560	struct hci_ev_mode_change {
561	__u8 status;
562	__u16 handle;
563	__u8 mode;
564	__u16 interval;
565	} __attribute__ ((packed));
566
567	#define HCI_EV_PIN_CODE_REQ 0x16
568	struct hci_ev_pin_code_req {
569	bdaddr_t bdaddr;
570	} __attribute__ ((packed));
571
572	#define HCI_EV_LINK_KEY_REQ 0x17
573	struct hci_ev_link_key_req {
574	bdaddr_t bdaddr;
575	} __attribute__ ((packed));
576
577	#define HCI_EV_LINK_KEY_NOTIFY 0x18
578	struct hci_ev_link_key_notify {
579	bdaddr_t bdaddr;
580	__u8 link_key[16];
581	__u8 key_type;
582	} __attribute__ ((packed));
583
584	#define HCI_EV_RMT_FEATURES 0x0B
585	struct hci_ev_rmt_features {
586	__u8 status;
587	__u16 handle;
588	__u8 features[8];
589	} __attribute__ ((packed));
590
591	#define HCI_EV_RMT_VERSION 0x0C
592	struct hci_ev_rmt_version {
593	__u8 status;
594	__u16 handle;
595	__u8 lmp_ver;
596	__u16 manufacturer;
597	__u16 lmp_subver;
598	} __attribute__ ((packed));
599
600	#define HCI_EV_CLOCK_OFFSET 0x01C
601	struct hci_ev_clock_offset {
602	__u8 status;
603	__u16 handle;
604	__u16 clock_offset;
605	} __attribute__ ((packed));
606
85a1e930 MH	607	#define HCI_EV_PSCAN_REP_MODE 0x20
	608	struct hci_ev_pscan_rep_mode {
	609	bdaddr_t bdaddr;
	610	__u8 pscan_rep_mode;
	611	} __attribute__ ((packed));
	612
1da177e4 LT	613	/* Internal events generated by Bluetooth stack */
	614	#define HCI_EV_STACK_INTERNAL 0xFD
	615	struct hci_ev_stack_internal {
	616	__u16 type;
	617	__u8 data[0];
	618	} __attribute__ ((packed));
	619
	620	#define HCI_EV_SI_DEVICE 0x01
	621	struct hci_ev_si_device {
	622	__u16 event;
	623	__u16 dev_id;
	624	} __attribute__ ((packed));
	625
	626	#define HCI_EV_SI_SECURITY 0x02
	627	struct hci_ev_si_security {
	628	__u16 event;
	629	__u16 proto;
	630	__u16 subproto;
	631	__u8 incoming;
	632	} __attribute__ ((packed));
	633
	634	/* ---- HCI Packet structures ---- */
	635	#define HCI_COMMAND_HDR_SIZE 3
	636	#define HCI_EVENT_HDR_SIZE 2
	637	#define HCI_ACL_HDR_SIZE 4
	638	#define HCI_SCO_HDR_SIZE 3
	639
	640	struct hci_command_hdr {
	641	__u16 opcode; /* OCF & OGF */
	642	__u8 plen;
	643	} __attribute__ ((packed));
	644
	645	struct hci_event_hdr {
	646	__u8 evt;
	647	__u8 plen;
	648	} __attribute__ ((packed));
	649
	650	struct hci_acl_hdr {
	651	__u16 handle; /* Handle & Flags(PB, BC) */
	652	__u16 dlen;
	653	} __attribute__ ((packed));
	654
	655	struct hci_sco_hdr {
	656	__u16 handle;
	657	__u8 dlen;
	658	} __attribute__ ((packed));
	659
	660	/* Command opcode pack/unpack */
	661	#define hci_opcode_pack(ogf, ocf) (__u16)((ocf & 0x03ff)\|(ogf << 10))
	662	#define hci_opcode_ogf(op) (op >> 10)
	663	#define hci_opcode_ocf(op) (op & 0x03ff)
	664
	665	/* ACL handle and flags pack/unpack */
	666	#define hci_handle_pack(h, f) (__u16)((h & 0x0fff)\|(f << 12))
	667	#define hci_handle(h) (h & 0x0fff)
	668	#define hci_flags(h) (h >> 12)
	669
	670	/* ---- HCI Sockets ---- */
	671
	672	/* Socket options */
	673	#define HCI_DATA_DIR 1
	674	#define HCI_FILTER 2
	675	#define HCI_TIME_STAMP 3
	676
677	/* CMSG flags */
678	#define HCI_CMSG_DIR 0x0001
679	#define HCI_CMSG_TSTAMP 0x0002
680
681	struct sockaddr_hci {
682	sa_family_t hci_family;
683	unsigned short hci_dev;
684	};
685	#define HCI_DEV_NONE 0xffff
686
687	struct hci_filter {
688	unsigned long type_mask;
689	unsigned long event_mask[2];
690	__u16 opcode;
691	};
692
693	struct hci_ufilter {
694	__u32 type_mask;
695	__u32 event_mask[2];
696	__u16 opcode;
697	};
698
699	#define HCI_FLT_TYPE_BITS 31
700	#define HCI_FLT_EVENT_BITS 63
701	#define HCI_FLT_OGF_BITS 63
702	#define HCI_FLT_OCF_BITS 127
703
704	/* ---- HCI Ioctl requests structures ---- */
705	struct hci_dev_stats {
706	__u32 err_rx;
707	__u32 err_tx;
708	__u32 cmd_tx;
709	__u32 evt_rx;
710	__u32 acl_tx;
711	__u32 acl_rx;
712	__u32 sco_tx;
713	__u32 sco_rx;
714	__u32 byte_rx;
715	__u32 byte_tx;
716	};
717
718	struct hci_dev_info {
719	__u16 dev_id;
720	char name[8];
721
722	bdaddr_t bdaddr;
723
724	__u32 flags;
725	__u8 type;
726
727	__u8 features[8];
728
729	__u32 pkt_type;
730	__u32 link_policy;
731	__u32 link_mode;
732
733	__u16 acl_mtu;
734	__u16 acl_pkts;
735	__u16 sco_mtu;
736	__u16 sco_pkts;
737
738	struct hci_dev_stats stat;
739	};
740
741	struct hci_conn_info {
742	__u16 handle;
743	bdaddr_t bdaddr;
744	__u8 type;
745	__u8 out;
746	__u16 state;
747	__u32 link_mode;
748	};
749
750	struct hci_dev_req {
751	__u16 dev_id;
752	__u32 dev_opt;
753	};
754
755	struct hci_dev_list_req {
756	__u16 dev_num;
757	struct hci_dev_req dev_req[0]; /* hci_dev_req structures */
758	};
759
760	struct hci_conn_list_req {
761	__u16 dev_id;
762	__u16 conn_num;
763	struct hci_conn_info conn_info[0];
764	};
765
766	struct hci_conn_info_req {
767	bdaddr_t bdaddr;
768	__u8 type;
769	struct hci_conn_info conn_info[0];
770	};
771
772	struct hci_inquiry_req {
773	__u16 dev_id;
774	__u16 flags;
775	__u8 lap[3];
776	__u8 length;
777	__u8 num_rsp;
778	};
779	#define IREQ_CACHE_FLUSH 0x0001
780
781	#endif /* __HCI_H */