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Diffstat (limited to 'include/l2cap.h')
| -rw-r--r-- | include/l2cap.h | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/include/l2cap.h b/include/l2cap.h new file mode 100644 index 00000000..25178401 --- /dev/null +++ b/include/l2cap.h @@ -0,0 +1,200 @@ +/* + 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. +*/ + +/* + * $Id$ + */ + +#ifndef __L2CAP_H +#define __L2CAP_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* 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; +}; + +/* Socket options */ +#define L2CAP_OPTIONS 0x01 +struct l2cap_options { + uint16_t omtu; + uint16_t imtu; + uint16_t flush_to; +}; + +#define L2CAP_CONNINFO 0x02 +struct l2cap_conninfo { + uint16_t hci_handle; +}; + +#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_QOS 0x04 +struct l2cap_qos { + uint16_t service_type; + uint32_t token_rate; + uint32_t token_bucket_size; + uint32_t peak_bandwidth; + uint32_t latency; + uint32_t delay_variation; +}; + +#define L2CAP_SERV_NO_TRAFFIC 0x00 +#define L2CAP_SERV_BEST_EFFORT 0x01 +#define L2CAP_SERV_GUARANTEED 0x02 + +/* 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 0x00 +#define L2CAP_CONF_UNACCEPT 0x01 + +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_MAX_SIZE 22 + +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; + uint8_t data[0]; +} __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 + +#ifdef __cplusplus +} +#endif + +#endif /* __L2CAP_H */ |