/* * *  BlueZ - Bluetooth protocol stack for Linux * *  Copyright (C) 2000-2001  Qualcomm Incorporated *  Copyright (C) 2002-2003  Maxim Krasnyansky <maxk@qualcomm.com> *  Copyright (C) 2002-2005  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 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: l2cap.h,v 1.12 2005/04/27 10:49:43 holtmann Exp $ */#ifndef __L2CAP_H#define __L2CAP_H#ifdef __cplusplusextern "C" {#endif#include <sys/socket.h>/* L2CAP defaults */#define L2CAP_DEFAULT_MTU	672#define L2CAP_DEFAULT_FLUSH_TO	0xFFFF#define L2CAP_CONN_TIMEOUT	(HZ * 40)/* L2CAP socket address */struct sockaddr_l2 {	sa_family_t	l2_family;	unsigned short	l2_psm;	bdaddr_t	l2_bdaddr;};/* L2CAP socket options */#define L2CAP_OPTIONS	0x01struct l2cap_options {	uint16_t	omtu;	uint16_t	imtu;	uint16_t	flush_to;	uint8_t		mode;};#define L2CAP_CONNINFO	0x02struct l2cap_conninfo {	uint16_t	hci_handle;	uint8_t		dev_class[3];};#define L2CAP_LM	0x03#define L2CAP_LM_MASTER		0x0001#define L2CAP_LM_AUTH		0x0002#define L2CAP_LM_ENCRYPT	0x0004#define L2CAP_LM_TRUSTED	0x0008#define L2CAP_LM_RELIABLE	0x0010#define L2CAP_LM_SECURE		0x0020/* L2CAP command codes */#define L2CAP_COMMAND_REJ	0x01#define L2CAP_CONN_REQ		0x02#define L2CAP_CONN_RSP		0x03#define L2CAP_CONF_REQ		0x04#define L2CAP_CONF_RSP		0x05#define L2CAP_DISCONN_REQ	0x06#define L2CAP_DISCONN_RSP	0x07#define L2CAP_ECHO_REQ		0x08#define L2CAP_ECHO_RSP		0x09#define L2CAP_INFO_REQ		0x0a#define L2CAP_INFO_RSP		0x0b/* L2CAP structures */typedef struct {	uint16_t	len;	uint16_t	cid;} __attribute__ ((packed)) l2cap_hdr;#define L2CAP_HDR_SIZE 4typedef struct {	uint8_t		code;	uint8_t		ident;	uint16_t	len;} __attribute__ ((packed)) l2cap_cmd_hdr;#define L2CAP_CMD_HDR_SIZE 4typedef struct {	uint16_t	reason;} __attribute__ ((packed)) l2cap_cmd_rej;#define L2CAP_CMD_REJ_SIZE 2typedef struct {	uint16_t	psm;	uint16_t	scid;} __attribute__ ((packed)) l2cap_conn_req;#define L2CAP_CONN_REQ_SIZE 4typedef struct {	uint16_t	dcid;	uint16_t	scid;	uint16_t	result;	uint16_t	status;} __attribute__ ((packed)) l2cap_conn_rsp;#define L2CAP_CONN_RSP_SIZE 8/* connect result */#define L2CAP_CR_SUCCESS	0x0000#define L2CAP_CR_PEND		0x0001#define L2CAP_CR_BAD_PSM	0x0002#define L2CAP_CR_SEC_BLOCK	0x0003#define L2CAP_CR_NO_MEM		0x0004/* connect status */#define L2CAP_CS_NO_INFO	0x0000#define L2CAP_CS_AUTHEN_PEND	0x0001#define L2CAP_CS_AUTHOR_PEND	0x0002typedef struct {	uint16_t	dcid;	uint16_t	flags;	uint8_t		data[0];} __attribute__ ((packed)) l2cap_conf_req;#define L2CAP_CONF_REQ_SIZE 4typedef struct {	uint16_t	scid;	uint16_t	flags;	uint16_t	result;	uint8_t		data[0];} __attribute__ ((packed)) l2cap_conf_rsp;#define L2CAP_CONF_RSP_SIZE 6#define L2CAP_CONF_SUCCESS	0x0000#define L2CAP_CONF_UNACCEPT	0x0001#define L2CAP_CONF_REJECT	0x0002#define L2CAP_CONF_UNKNOWN	0x0003typedef struct {	uint8_t		type;	uint8_t		len;	uint8_t		val[0];} __attribute__ ((packed)) l2cap_conf_opt;#define L2CAP_CONF_OPT_SIZE 2#define L2CAP_CONF_MTU		0x01#define L2CAP_CONF_FLUSH_TO	0x02#define L2CAP_CONF_QOS		0x03#define L2CAP_CONF_RFC		0x04#define L2CAP_CONF_RFC_MODE	0x04#define L2CAP_CONF_MAX_SIZE	22typedef struct {	uint16_t	dcid;	uint16_t	scid;} __attribute__ ((packed)) l2cap_disconn_req;#define L2CAP_DISCONN_REQ_SIZE 4typedef struct {	uint16_t	dcid;	uint16_t	scid;} __attribute__ ((packed)) l2cap_disconn_rsp;#define L2CAP_DISCONN_RSP_SIZE 4typedef struct {	uint16_t	type;	uint8_t		data[0];} __attribute__ ((packed)) l2cap_info_req;#define L2CAP_INFO_REQ_SIZE 2typedef struct {	uint16_t	type;	uint16_t	result;	uint8_t		data[0];} __attribute__ ((packed)) l2cap_info_rsp;#define L2CAP_INFO_RSP_SIZE 4/* info type */#define L2CAP_IT_CL_MTU		0x0001#define L2CAP_IT_FEAT_MASK	0x0002/* info result */#define L2CAP_IR_SUCCESS	0x0000#define L2CAP_IR_NOTSUPP	0x0001#ifdef __cplusplus}#endif#endif /* __L2CAP_H */