- /*
- *
- * BlueZ - Bluetooth protocol stack for Linux
- *
- * Copyright (C) 2000-2001 Qualcomm Incorporated
- * Copyright (C) 2002-2003 Maxim Krasnyansky <maxk@qualcomm.com>
- * Copyright (C) 2002-2008 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 as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- */
- #ifndef __L2CAP_H
- #define __L2CAP_H
- #ifdef __cplusplus
- extern "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 0x01
- struct l2cap_options {
- uint16_t omtu;
- uint16_t imtu;
- uint16_t flush_to;
- uint8_t mode;
- };
- #define L2CAP_CONNINFO 0x02
- struct 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 4
- typedef struct {
- uint8_t code;
- uint8_t ident;
- uint16_t len;
- } __attribute__ ((packed)) l2cap_cmd_hdr;
- #define L2CAP_CMD_HDR_SIZE 4
- typedef struct {
- uint16_t reason;
- } __attribute__ ((packed)) l2cap_cmd_rej;
- #define L2CAP_CMD_REJ_SIZE 2
- typedef struct {
- uint16_t psm;
- uint16_t scid;
- } __attribute__ ((packed)) l2cap_conn_req;
- #define L2CAP_CONN_REQ_SIZE 4
- typedef 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 0x0002
- typedef struct {
- uint16_t dcid;
- uint16_t flags;
- uint8_t data[0];
- } __attribute__ ((packed)) l2cap_conf_req;
- #define L2CAP_CONF_REQ_SIZE 4
- typedef 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 0x0003
- typedef 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 22
- #define L2CAP_MODE_BASIC 0x00
- #define L2CAP_MODE_RETRANS 0x01
- #define L2CAP_MODE_FLOWCTL 0x02
- typedef struct {
- uint16_t dcid;
- uint16_t scid;
- } __attribute__ ((packed)) l2cap_disconn_req;
- #define L2CAP_DISCONN_REQ_SIZE 4
- typedef struct {
- uint16_t dcid;
- uint16_t scid;
- } __attribute__ ((packed)) l2cap_disconn_rsp;
- #define L2CAP_DISCONN_RSP_SIZE 4
- typedef struct {
- uint16_t type;
- } __attribute__ ((packed)) l2cap_info_req;
- #define L2CAP_INFO_REQ_SIZE 2
- typedef 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 */