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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: l2cap.h,v 1.5 2001/06/14 21:28:26 maxk Exp $
*/
#ifndef __L2CAP_H
#define __L2CAP_H
#include <asm/types.h>
#include <asm/byteorder.h>
/* L2CAP defaults */
#define L2CAP_DEFAULT_MTU 672
#define L2CAP_DEFAULT_FLUSH_TO 0xFFFF
#define L2CAP_CONN_TIMEOUT (HZ * 40)
#define L2CAP_DISCONN_TIMEOUT (HZ * 2)
#define L2CAP_CONN_IDLE_TIMEOUT (HZ * 60)
/* L2CAP socket address */
struct sockaddr_l2 {
sa_family_t l2_family;
unsigned short l2_psm;
bdaddr_t l2_bdaddr;
};
/* set/get sockopt defines */
#define L2CAP_OPTIONS 0x01
struct l2cap_options {
__u16 omtu;
__u16 imtu;
__u16 flush_to;
__u32 token_rate;
__u32 bucket_size;
__u32 pick_band;
__u32 latency;
__u32 delay_var;
};
#define L2CAP_CONNINFO 0x02
struct l2cap_conninfo {
__u16 hci_handle;
};
/* 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 {
__u16 len;
__u16 cid;
} __attribute__ ((packed)) l2cap_hdr;
#define L2CAP_HDR_SIZE 4
typedef struct {
__u8 code;
__u8 ident;
__u16 len;
} __attribute__ ((packed)) l2cap_cmd_hdr;
#define L2CAP_CMD_HDR_SIZE 4
typedef struct {
__u16 reason;
} __attribute__ ((packed)) l2cap_cmd_rej;
#define L2CAP_CMD_REJ_SIZE 2
typedef struct {
__u16 psm;
__u16 scid;
} __attribute__ ((packed)) l2cap_conn_req;
#define L2CAP_CONN_REQ_SIZE 4
typedef struct {
__u16 dcid;
__u16 scid;
__u16 result;
__u16 status;
} __attribute__ ((packed)) l2cap_conn_rsp;
#define L2CAP_CONN_RSP_SIZE 8
#define L2CAP_CONN_SUCCESS 0x0000
#define L2CAP_CONN_PEND 0x0001
#define L2CAP_CONN_BAD_PSM 0x0002
#define L2CAP_CONN_SEC_BLOCK 0x0003
#define L2CAP_CONN_NO_MEM 0x0004
typedef struct {
__u16 dcid;
__u16 flags;
__u8 data[0];
} __attribute__ ((packed)) l2cap_conf_req;
#define L2CAP_CONF_REQ_SIZE 4
typedef struct {
__u16 scid;
__u16 flags;
__u16 result;
__u8 data[0];
} __attribute__ ((packed)) l2cap_conf_rsp;
#define L2CAP_CONF_RSP_SIZE 6
#define L2CAP_CONF_SUCCESS 0x00
#define L2CAP_CONF_UNACCEPT 0x01
typedef struct {
__u8 type;
__u8 len;
__u8 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
typedef struct {
__u16 dcid;
__u16 scid;
} __attribute__ ((packed)) l2cap_disconn_req;
#define L2CAP_DISCONN_REQ_SIZE 4
typedef struct {
__u16 dcid;
__u16 scid;
} __attribute__ ((packed)) l2cap_disconn_rsp;
#define L2CAP_DISCONN_RSP_SIZE 4
#endif /* __L2CAP_H */
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