mirror of
https://git.kernel.org/pub/scm/bluetooth/bluez.git
synced 2024-11-25 05:04:18 +08:00
ba801fcd67
This patch adds the address type information to sockaddr_l2 structure, allowing the userspace to inform the remote address type required for LE Create Connection command.
280 lines
6.5 KiB
C
280 lines
6.5 KiB
C
/*
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*
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* BlueZ - Bluetooth protocol stack for Linux
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*
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* Copyright (C) 2000-2001 Qualcomm Incorporated
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* Copyright (C) 2002-2003 Maxim Krasnyansky <maxk@qualcomm.com>
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* Copyright (C) 2002-2010 Marcel Holtmann <marcel@holtmann.org>
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* Copyright (c) 2012 Code Aurora Forum. All rights reserved.
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef __L2CAP_H
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#define __L2CAP_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <sys/socket.h>
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/* L2CAP defaults */
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#define L2CAP_DEFAULT_MTU 672
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#define L2CAP_DEFAULT_FLUSH_TO 0xFFFF
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/* L2CAP socket address */
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struct sockaddr_l2 {
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sa_family_t l2_family;
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unsigned short l2_psm;
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bdaddr_t l2_bdaddr;
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unsigned short l2_cid;
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uint8_t l2_bdaddr_type;
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};
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/* L2CAP socket options */
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#define L2CAP_OPTIONS 0x01
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struct l2cap_options {
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uint16_t omtu;
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uint16_t imtu;
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uint16_t flush_to;
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uint8_t mode;
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uint8_t fcs;
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uint8_t max_tx;
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uint16_t txwin_size;
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};
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#define L2CAP_CONNINFO 0x02
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struct l2cap_conninfo {
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uint16_t hci_handle;
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uint8_t dev_class[3];
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};
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#define L2CAP_LM 0x03
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#define L2CAP_LM_MASTER 0x0001
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#define L2CAP_LM_AUTH 0x0002
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#define L2CAP_LM_ENCRYPT 0x0004
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#define L2CAP_LM_TRUSTED 0x0008
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#define L2CAP_LM_RELIABLE 0x0010
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#define L2CAP_LM_SECURE 0x0020
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/* L2CAP command codes */
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#define L2CAP_COMMAND_REJ 0x01
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#define L2CAP_CONN_REQ 0x02
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#define L2CAP_CONN_RSP 0x03
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#define L2CAP_CONF_REQ 0x04
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#define L2CAP_CONF_RSP 0x05
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#define L2CAP_DISCONN_REQ 0x06
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#define L2CAP_DISCONN_RSP 0x07
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#define L2CAP_ECHO_REQ 0x08
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#define L2CAP_ECHO_RSP 0x09
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#define L2CAP_INFO_REQ 0x0a
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#define L2CAP_INFO_RSP 0x0b
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#define L2CAP_CREATE_REQ 0x0c
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#define L2CAP_CREATE_RSP 0x0d
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#define L2CAP_MOVE_REQ 0x0e
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#define L2CAP_MOVE_RSP 0x0f
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#define L2CAP_MOVE_CFM 0x10
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#define L2CAP_MOVE_CFM_RSP 0x11
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/* L2CAP extended feature mask */
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#define L2CAP_FEAT_FLOWCTL 0x00000001
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#define L2CAP_FEAT_RETRANS 0x00000002
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#define L2CAP_FEAT_BIDIR_QOS 0x00000004
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#define L2CAP_FEAT_ERTM 0x00000008
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#define L2CAP_FEAT_STREAMING 0x00000010
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#define L2CAP_FEAT_FCS 0x00000020
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#define L2CAP_FEAT_EXT_FLOW 0x00000040
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#define L2CAP_FEAT_FIXED_CHAN 0x00000080
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#define L2CAP_FEAT_EXT_WINDOW 0x00000100
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#define L2CAP_FEAT_UCD 0x00000200
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/* L2CAP fixed channels */
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#define L2CAP_FC_L2CAP 0x02
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#define L2CAP_FC_CONNLESS 0x04
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#define L2CAP_FC_A2MP 0x08
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/* L2CAP structures */
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typedef struct {
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uint16_t len;
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uint16_t cid;
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} __attribute__ ((packed)) l2cap_hdr;
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#define L2CAP_HDR_SIZE 4
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typedef struct {
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uint8_t code;
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uint8_t ident;
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uint16_t len;
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} __attribute__ ((packed)) l2cap_cmd_hdr;
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#define L2CAP_CMD_HDR_SIZE 4
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typedef struct {
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uint16_t reason;
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} __attribute__ ((packed)) l2cap_cmd_rej;
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#define L2CAP_CMD_REJ_SIZE 2
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typedef struct {
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uint16_t psm;
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uint16_t scid;
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} __attribute__ ((packed)) l2cap_conn_req;
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#define L2CAP_CONN_REQ_SIZE 4
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typedef struct {
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uint16_t dcid;
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uint16_t scid;
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uint16_t result;
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uint16_t status;
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} __attribute__ ((packed)) l2cap_conn_rsp;
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#define L2CAP_CONN_RSP_SIZE 8
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/* connect result */
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#define L2CAP_CR_SUCCESS 0x0000
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#define L2CAP_CR_PEND 0x0001
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#define L2CAP_CR_BAD_PSM 0x0002
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#define L2CAP_CR_SEC_BLOCK 0x0003
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#define L2CAP_CR_NO_MEM 0x0004
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/* connect status */
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#define L2CAP_CS_NO_INFO 0x0000
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#define L2CAP_CS_AUTHEN_PEND 0x0001
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#define L2CAP_CS_AUTHOR_PEND 0x0002
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typedef struct {
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uint16_t dcid;
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uint16_t flags;
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uint8_t data[0];
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} __attribute__ ((packed)) l2cap_conf_req;
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#define L2CAP_CONF_REQ_SIZE 4
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typedef struct {
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uint16_t scid;
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uint16_t flags;
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uint16_t result;
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uint8_t data[0];
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} __attribute__ ((packed)) l2cap_conf_rsp;
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#define L2CAP_CONF_RSP_SIZE 6
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#define L2CAP_CONF_SUCCESS 0x0000
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#define L2CAP_CONF_UNACCEPT 0x0001
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#define L2CAP_CONF_REJECT 0x0002
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#define L2CAP_CONF_UNKNOWN 0x0003
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#define L2CAP_CONF_PENDING 0x0004
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#define L2CAP_CONF_EFS_REJECT 0x0005
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typedef struct {
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uint8_t type;
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uint8_t len;
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uint8_t val[0];
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} __attribute__ ((packed)) l2cap_conf_opt;
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#define L2CAP_CONF_OPT_SIZE 2
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#define L2CAP_CONF_MTU 0x01
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#define L2CAP_CONF_FLUSH_TO 0x02
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#define L2CAP_CONF_QOS 0x03
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#define L2CAP_CONF_RFC 0x04
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#define L2CAP_CONF_FCS 0x05
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#define L2CAP_CONF_EFS 0x06
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#define L2CAP_CONF_EWS 0x07
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#define L2CAP_CONF_MAX_SIZE 22
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#define L2CAP_MODE_BASIC 0x00
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#define L2CAP_MODE_RETRANS 0x01
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#define L2CAP_MODE_FLOWCTL 0x02
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#define L2CAP_MODE_ERTM 0x03
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#define L2CAP_MODE_STREAMING 0x04
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#define L2CAP_SERVTYPE_NOTRAFFIC 0x00
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#define L2CAP_SERVTYPE_BESTEFFORT 0x01
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#define L2CAP_SERVTYPE_GUARANTEED 0x02
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typedef struct {
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uint16_t dcid;
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uint16_t scid;
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} __attribute__ ((packed)) l2cap_disconn_req;
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#define L2CAP_DISCONN_REQ_SIZE 4
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typedef struct {
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uint16_t dcid;
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uint16_t scid;
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} __attribute__ ((packed)) l2cap_disconn_rsp;
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#define L2CAP_DISCONN_RSP_SIZE 4
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typedef struct {
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uint16_t type;
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} __attribute__ ((packed)) l2cap_info_req;
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#define L2CAP_INFO_REQ_SIZE 2
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typedef struct {
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uint16_t type;
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uint16_t result;
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uint8_t data[0];
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} __attribute__ ((packed)) l2cap_info_rsp;
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#define L2CAP_INFO_RSP_SIZE 4
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/* info type */
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#define L2CAP_IT_CL_MTU 0x0001
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#define L2CAP_IT_FEAT_MASK 0x0002
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/* info result */
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#define L2CAP_IR_SUCCESS 0x0000
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#define L2CAP_IR_NOTSUPP 0x0001
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typedef struct {
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uint16_t psm;
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uint16_t scid;
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uint8_t id;
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} __attribute__ ((packed)) l2cap_create_req;
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#define L2CAP_CREATE_REQ_SIZE 5
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typedef struct {
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uint16_t dcid;
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uint16_t scid;
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uint16_t result;
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uint16_t status;
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} __attribute__ ((packed)) l2cap_create_rsp;
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#define L2CAP_CREATE_RSP_SIZE 8
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typedef struct {
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uint16_t icid;
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uint8_t id;
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} __attribute__ ((packed)) l2cap_move_req;
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#define L2CAP_MOVE_REQ_SIZE 3
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typedef struct {
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uint16_t icid;
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uint16_t result;
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} __attribute__ ((packed)) l2cap_move_rsp;
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#define L2CAP_MOVE_RSP_SIZE 4
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typedef struct {
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uint16_t icid;
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uint16_t result;
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} __attribute__ ((packed)) l2cap_move_cfm;
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#define L2CAP_MOVE_CFM_SIZE 4
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typedef struct {
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uint16_t icid;
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} __attribute__ ((packed)) l2cap_move_cfm_rsp;
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#define L2CAP_MOVE_CFM_RSP_SIZE 2
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#ifdef __cplusplus
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}
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#endif
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#endif /* __L2CAP_H */
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