/* * ng_l2cap.h * * Copyright (c) Maksim Yevmenkin * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $Id: ng_l2cap.h,v 1.2 2003/04/27 00:52:26 max Exp $ * $FreeBSD$ */ /* * This file contains everything that application needs to know about * Link Layer Control and Adaptation Protocol (L2CAP). All information * was obtained from Bluetooth Specification Book v1.1. * * This file can be included by both kernel and userland applications. */ #ifndef _NETGRAPH_L2CAP_H_ #define _NETGRAPH_L2CAP_H_ /************************************************************************** ************************************************************************** ** Netgraph node hook name, type name and type cookie and commands ************************************************************************** **************************************************************************/ /* Netgraph node hook names */ #define NG_L2CAP_HOOK_HCI "hci" /* HCI <-> L2CAP */ #define NG_L2CAP_HOOK_L2C "l2c" /* L2CAP <-> Upper */ #define NG_L2CAP_HOOK_CTL "ctl" /* L2CAP <-> User */ /* Node type name and type cookie */ #define NG_L2CAP_NODE_TYPE "l2cap" #define NGM_L2CAP_COOKIE 1000774185 /************************************************************************** ************************************************************************** ** Common defines and types (L2CAP) ************************************************************************** **************************************************************************/ /* * Channel IDs are assigned relative to the instance of L2CAP node, i.e. * relative to the unit. So the total number of channels that unit can have * open at the same time is 0xffff - 0x0040 = 0xffbf (65471). This number * does not depend on number of connections. */ #define NG_L2CAP_NULL_CID 0x0000 /* DO NOT USE THIS CID */ #define NG_L2CAP_SIGNAL_CID 0x0001 /* signaling channel ID */ #define NG_L2CAP_CLT_CID 0x0002 /* connectionless channel ID */ /* 0x0003 - 0x003f Reserved */ #define NG_L2CAP_FIRST_CID 0x0040 /* dynamically alloc. (start) */ #define NG_L2CAP_LAST_CID 0xffff /* dynamically alloc. (end) */ /* L2CAP MTU */ #define NG_L2CAP_MTU_MINIMUM 48 #define NG_L2CAP_MTU_DEFAULT 672 #define NG_L2CAP_MTU_MAXIMUM 0xffff /* L2CAP flush and link timeouts */ #define NG_L2CAP_FLUSH_TIMO_DEFAULT 0xffff /* always retransmit */ #define NG_L2CAP_LINK_TIMO_DEFAULT 0xffff /* L2CAP Command Reject reasons */ #define NG_L2CAP_REJ_NOT_UNDERSTOOD 0x0000 #define NG_L2CAP_REJ_MTU_EXCEEDED 0x0001 #define NG_L2CAP_REJ_INVALID_CID 0x0002 /* 0x0003 - 0xffff - reserved for future use */ /* Protocol/Service Multioplexor (PSM) values */ #define NG_L2CAP_PSM_ANY 0x0000 /* Any/Invalid PSM */ #define NG_L2CAP_PSM_SDP 0x0001 /* Service Discovery Protocol */ #define NG_L2CAP_PSM_RFCOMM 0x0003 /* RFCOMM protocol */ #define NG_L2CAP_PSM_TCP 0x0005 /* Telephony Control Protocol */ /* 0x0006 - 0x1000 - reserved for future use */ /* L2CAP Connection response command result codes */ #define NG_L2CAP_SUCCESS 0x0000 #define NG_L2CAP_PENDING 0x0001 #define NG_L2CAP_PSM_NOT_SUPPORTED 0x0002 #define NG_L2CAP_SEQUIRY_BLOCK 0x0003 #define NG_L2CAP_NO_RESOURCES 0x0004 #define NG_L2CAP_TIMEOUT 0xeeee #define NG_L2CAP_UNKNOWN 0xffff /* 0x0005 - 0xffff - reserved for future use */ /* L2CAP Connection response status codes */ #define NG_L2CAP_NO_INFO 0x0000 #define NG_L2CAP_AUTH_PENDING 0x0001 #define NG_L2CAP_AUTZ_PENDING 0x0002 /* 0x0003 - 0xffff - reserved for future use */ /* L2CAP Configuration response result codes */ #define NG_L2CAP_UNACCEPTABLE_PARAMS 0x0001 #define NG_L2CAP_REJECT 0x0002 #define NG_L2CAP_UNKNOWN_OPTION 0x0003 /* 0x0003 - 0xffff - reserved for future use */ /* L2CAP Configuration options */ #define NG_L2CAP_OPT_CFLAG_BIT 0x0001 #define NG_L2CAP_OPT_CFLAG(flags) ((flags) & NG_L2CAP_OPT_CFLAG_BIT) #define NG_L2CAP_OPT_HINT_BIT 0x80 #define NG_L2CAP_OPT_HINT(type) ((type) & NG_L2CAP_OPT_HINT_BIT) #define NG_L2CAP_OPT_HINT_MASK 0x7f #define NG_L2CAP_OPT_MTU 0x01 #define NG_L2CAP_OPT_MTU_SIZE sizeof(u_int16_t) #define NG_L2CAP_OPT_FLUSH_TIMO 0x02 #define NG_L2CAP_OPT_FLUSH_TIMO_SIZE sizeof(u_int16_t) #define NG_L2CAP_OPT_QOS 0x03 #define NG_L2CAP_OPT_QOS_SIZE sizeof(ng_l2cap_flow_t) /* 0x4 - 0xff - reserved for future use */ /* L2CAP Information request type codes */ #define NG_L2CAP_CONNLESS_MTU 0x0001 /* 0x0002 - 0xffff - reserved for future use */ /* L2CAP Information response codes */ #define NG_L2CAP_NOT_SUPPORTED 0x0001 /* 0x0002 - 0xffff - reserved for future use */ /* L2CAP flow control */ typedef struct { u_int8_t flags; /* reserved for future use */ u_int8_t service_type; /* service type */ u_int32_t token_rate; /* bytes per second */ u_int32_t token_bucket_size; /* bytes */ u_int32_t peak_bandwidth; /* bytes per second */ u_int32_t latency; /* microseconds */ u_int32_t delay_variation; /* microseconds */ } __attribute__ ((packed)) ng_l2cap_flow_t; typedef ng_l2cap_flow_t * ng_l2cap_flow_p; /************************************************************************** ************************************************************************** ** Link level defines, headers and types ************************************************************************** **************************************************************************/ /* L2CAP header */ typedef struct { u_int16_t length; /* payload size */ u_int16_t dcid; /* destination channel ID */ } __attribute__ ((packed)) ng_l2cap_hdr_t; /* L2CAP ConnectionLess Traffic (CLT) (if destination cid == 0x2) */ typedef struct { u_int16_t psm; /* Protocol/Service Multiplexor */ } __attribute__ ((packed)) ng_l2cap_clt_hdr_t; #define NG_L2CAP_CLT_MTU_MAXIMUM \ (NG_L2CAP_MTU_MAXIMUM - sizeof(ng_l2cap_clt_hdr_t)) /* L2CAP command header */ typedef struct { u_int8_t code; /* command OpCode */ u_int8_t ident; /* identifier to match request and response */ u_int16_t length; /* command parameters length */ } __attribute__ ((packed)) ng_l2cap_cmd_hdr_t; /* L2CAP Command Reject */ #define NG_L2CAP_CMD_REJ 0x01 typedef struct { u_int16_t reason; /* reason to reject command */ /* u_int8_t data[]; -- optional data (depends on reason) */ } __attribute__ ((packed)) ng_l2cap_cmd_rej_cp; /* CommandReject data */ typedef union { /* NG_L2CAP_REJ_MTU_EXCEEDED */ struct { u_int16_t mtu; /* actual signaling MTU */ } __attribute__ ((packed)) mtu; /* NG_L2CAP_REJ_INVALID_CID */ struct { u_int16_t scid; /* local CID */ u_int16_t dcid; /* remote CID */ } __attribute__ ((packed)) cid; } ng_l2cap_cmd_rej_data_t; typedef ng_l2cap_cmd_rej_data_t * ng_l2cap_cmd_rej_data_p; /* L2CAP Connection Request */ #define NG_L2CAP_CON_REQ 0x02 typedef struct { u_int16_t psm; /* Protocol/Service Multiplexor (PSM) */ u_int16_t scid; /* source channel ID */ } __attribute__ ((packed)) ng_l2cap_con_req_cp; /* L2CAP Connection Response */ #define NG_L2CAP_CON_RSP 0x03 typedef struct { u_int16_t dcid; /* destination channel ID */ u_int16_t scid; /* source channel ID */ u_int16_t result; /* 0x00 - success */ u_int16_t status; /* more info if result != 0x00 */ } __attribute__ ((packed)) ng_l2cap_con_rsp_cp; /* L2CAP Configuration Request */ #define NG_L2CAP_CFG_REQ 0x04 typedef struct { u_int16_t dcid; /* destination channel ID */ u_int16_t flags; /* flags */ /* u_int8_t options[] -- options */ } __attribute__ ((packed)) ng_l2cap_cfg_req_cp; /* L2CAP Configuration Response */ #define NG_L2CAP_CFG_RSP 0x05 typedef struct { u_int16_t scid; /* source channel ID */ u_int16_t flags; /* flags */ u_int16_t result; /* 0x00 - success */ /* u_int8_t options[] -- options */ } __attribute__ ((packed)) ng_l2cap_cfg_rsp_cp; /* L2CAP configuration option */ typedef struct { u_int8_t type; u_int8_t length; /* u_int8_t value[] -- option value (depends on type) */ } __attribute__ ((packed)) ng_l2cap_cfg_opt_t; typedef ng_l2cap_cfg_opt_t * ng_l2cap_cfg_opt_p; /* L2CAP configuration option value */ typedef union { u_int16_t mtu; /* NG_L2CAP_OPT_MTU */ u_int16_t flush_timo; /* NG_L2CAP_OPT_FLUSH_TIMO */ ng_l2cap_flow_t flow; /* NG_L2CAP_OPT_QOS */ } ng_l2cap_cfg_opt_val_t; typedef ng_l2cap_cfg_opt_val_t * ng_l2cap_cfg_opt_val_p; /* L2CAP Disconnect Request */ #define NG_L2CAP_DISCON_REQ 0x06 typedef struct { u_int16_t dcid; /* destination channel ID */ u_int16_t scid; /* source channel ID */ } __attribute__ ((packed)) ng_l2cap_discon_req_cp; /* L2CAP Disconnect Response */ #define NG_L2CAP_DISCON_RSP 0x07 typedef ng_l2cap_discon_req_cp ng_l2cap_discon_rsp_cp; /* L2CAP Echo Request */ #define NG_L2CAP_ECHO_REQ 0x08 /* No command parameters, only optional data */ /* L2CAP Echo Response */ #define NG_L2CAP_ECHO_RSP 0x09 #define NG_L2CAP_MAX_ECHO_SIZE \ (NG_L2CAP_MTU_MAXIMUM - sizeof(ng_l2cap_cmd_hdr_t)) /* No command parameters, only optional data */ /* L2CAP Information Request */ #define NG_L2CAP_INFO_REQ 0x0a typedef struct { u_int16_t type; /* requested information type */ } __attribute__ ((packed)) ng_l2cap_info_req_cp; /* L2CAP Information Response */ #define NG_L2CAP_INFO_RSP 0x0b typedef struct { u_int16_t type; /* requested information type */ u_int16_t result; /* 0x00 - success */ /* u_int8_t info[] -- info data (depends on type) * * NG_L2CAP_CONNLESS_MTU - 2 bytes connectionless MTU */ } __attribute__ ((packed)) ng_l2cap_info_rsp_cp; typedef union { /* NG_L2CAP_CONNLESS_MTU */ struct { u_int16_t mtu; } __attribute__ ((packed)) mtu; } ng_l2cap_info_rsp_data_t; typedef ng_l2cap_info_rsp_data_t * ng_l2cap_info_rsp_data_p; /************************************************************************** ************************************************************************** ** Upper layer protocol interface. L2CA_xxx messages ************************************************************************** **************************************************************************/ /* * NOTE! NOTE! NOTE! * * Bluetooth specification says that L2CA_xxx request must block until * response is ready. We are not allowed to block in Netgraph, so we * need to queue request and save some information that can be used * later and help match request and response. * * The idea is to use "token" field from Netgraph message header. The * upper layer protocol _MUST_ populate "token". L2CAP will queue request * (using L2CAP command descriptor) and start processing. Later, when * response is ready or timeout has occur L2CAP layer will create new * Netgraph message, set "token" and RESP flag and send the message to * the upper layer protocol. * * L2CA_xxx_Ind messages _WILL_NOT_ populate "token" and _WILL_NOT_ * set RESP flag. There is no reason for this, because they are just * notifications and do not require acknowlegment. * * NOTE: This is _NOT_ what NG_MKRESPONSE and NG_RESPOND_MSG do, however * it is somewhat similar. */ /* L2CA data packet header */ typedef struct { u_int32_t token; /* token to use in L2CAP_L2CA_WRITE */ u_int16_t length; /* length of the data */ u_int16_t lcid; /* local channel ID */ } __attribute__ ((packed)) ng_l2cap_l2ca_hdr_t; /* L2CA_Connect */ #define NGM_L2CAP_L2CA_CON 0x80 /* Upper -> L2CAP */ typedef struct { u_int16_t psm; /* Protocol/Service Multiplexor */ bdaddr_t bdaddr; /* remote unit address */ } ng_l2cap_l2ca_con_ip; /* L2CAP -> Upper */ typedef struct { u_int16_t lcid; /* local channel ID */ u_int16_t result; /* 0x00 - success */ u_int16_t status; /* if result != 0x00 */ } ng_l2cap_l2ca_con_op; /* L2CA_ConnectInd */ #define NGM_L2CAP_L2CA_CON_IND 0x81 /* L2CAP -> Upper */ typedef struct { bdaddr_t bdaddr; /* remote unit address */ u_int16_t lcid; /* local channel ID */ u_int16_t psm; /* Procotol/Service Multiplexor */ u_int8_t ident; /* indentifier */ u_int8_t unused; /* place holder */ } ng_l2cap_l2ca_con_ind_ip; /* No output parameters */ /* L2CA_ConnectRsp */ #define NGM_L2CAP_L2CA_CON_RSP 0x82 /* Upper -> L2CAP */ typedef struct { bdaddr_t bdaddr; /* remote unit address */ u_int8_t ident; /* "ident" from L2CAP_ConnectInd event */ u_int8_t unused; /* place holder */ u_int16_t lcid; /* local channel ID */ u_int16_t result; /* 0x00 - success */ u_int16_t status; /* if response != 0x00 */ } ng_l2cap_l2ca_con_rsp_ip; /* L2CAP -> Upper */ typedef struct { u_int16_t result; /* 0x00 - success */ } ng_l2cap_l2ca_con_rsp_op; /* L2CA_Config */ #define NGM_L2CAP_L2CA_CFG 0x83 /* Upper -> L2CAP */ typedef struct { u_int16_t lcid; /* local channel ID */ u_int16_t imtu; /* receiving MTU for the local channel */ ng_l2cap_flow_t oflow; /* out flow */ u_int16_t flush_timo; /* flush timeout (msec) */ u_int16_t link_timo; /* link timeout (msec) */ } ng_l2cap_l2ca_cfg_ip; /* L2CAP -> Upper */ typedef struct { u_int16_t result; /* 0x00 - success */ u_int16_t imtu; /* sending MTU for the remote channel */ ng_l2cap_flow_t oflow; /* out flow */ u_int16_t flush_timo; /* flush timeout (msec) */ } ng_l2cap_l2ca_cfg_op; /* L2CA_ConfigRsp */ #define NGM_L2CAP_L2CA_CFG_RSP 0x84 /* Upper -> L2CAP */ typedef struct { u_int16_t lcid; /* local channel ID */ u_int16_t omtu; /* sending MTU for the local channel */ ng_l2cap_flow_t iflow; /* in FLOW */ } ng_l2cap_l2ca_cfg_rsp_ip; /* L2CAP -> Upper */ typedef struct { u_int16_t result; /* 0x00 - sucsess */ } ng_l2cap_l2ca_cfg_rsp_op; /* L2CA_ConfigInd */ #define NGM_L2CAP_L2CA_CFG_IND 0x85 /* L2CAP -> Upper */ typedef struct { u_int16_t lcid; /* local channel ID */ u_int16_t omtu; /* outgoing MTU for the local channel */ ng_l2cap_flow_t iflow; /* in flow */ u_int16_t flush_timo; /* flush timeout (msec) */ } ng_l2cap_l2ca_cfg_ind_ip; /* No output parameters */ /* L2CA_QoSViolationInd */ #define NGM_L2CAP_L2CA_QOS_IND 0x86 /* L2CAP -> Upper */ typedef struct { bdaddr_t bdaddr; /* remote unit address */ } ng_l2cap_l2ca_qos_ind_ip; /* No output parameters */ /* L2CA_Disconnect */ #define NGM_L2CAP_L2CA_DISCON 0x87 /* Upper -> L2CAP */ typedef struct { u_int16_t lcid; /* local channel ID */ } ng_l2cap_l2ca_discon_ip; /* L2CAP -> Upper */ typedef struct { u_int16_t result; /* 0x00 - sucsess */ } ng_l2cap_l2ca_discon_op; /* L2CA_DisconnectInd */ #define NGM_L2CAP_L2CA_DISCON_IND 0x88 /* L2CAP -> Upper */ typedef ng_l2cap_l2ca_discon_ip ng_l2cap_l2ca_discon_ind_ip; /* No output parameters */ /* L2CA_Write response */ #define NGM_L2CAP_L2CA_WRITE 0x89 /* No input parameters */ /* L2CAP -> Upper */ typedef struct { int result; /* result (0x00 - success) */ u_int16_t length; /* amount of data written */ u_int16_t lcid; /* local channel ID */ } ng_l2cap_l2ca_write_op; /* L2CA_GroupCreate */ #define NGM_L2CAP_L2CA_GRP_CREATE 0x8a /* Upper -> L2CAP */ typedef struct { u_int16_t psm; /* Protocol/Service Multiplexor */ } ng_l2cap_l2ca_grp_create_ip; /* L2CAP -> Upper */ typedef struct { u_int16_t lcid; /* local group channel ID */ } ng_l2cap_l2ca_grp_create_op; /* L2CA_GroupClose */ #define NGM_L2CAP_L2CA_GRP_CLOSE 0x8b /* Upper -> L2CAP */ typedef struct { u_int16_t lcid; /* local group channel ID */ } ng_l2cap_l2ca_grp_close_ip; #if 0 /* L2CAP -> Upper */ * typedef struct { * u_int16_t result; /* 0x00 - success */ * } ng_l2cap_l2ca_grp_close_op; #endif /* L2CA_GroupAddMember */ #define NGM_L2CAP_L2CA_GRP_ADD_MEMBER 0x8c /* Upper -> L2CAP */ typedef struct { u_int16_t lcid; /* local group channel ID */ bdaddr_t bdaddr; /* remote unit address */ } ng_l2cap_l2ca_grp_add_member_ip; /* L2CAP -> Upper */ typedef struct { u_int16_t result; /* 0x00 - success */ } ng_l2cap_l2ca_grp_add_member_op; /* L2CA_GroupRemoveMember */ #define NGM_L2CAP_L2CA_GRP_REM_MEMBER 0x8d /* Upper -> L2CAP */ typedef ng_l2cap_l2ca_grp_add_member_ip ng_l2cap_l2ca_grp_rem_member_ip; /* L2CAP -> Upper */ #if 0 * typedef ng_l2cap_l2ca_grp_add_member_op ng_l2cap_l2ca_grp_rem_member_op; #endif /* L2CA_GroupMembeship */ #define NGM_L2CAP_L2CA_GRP_MEMBERSHIP 0x8e /* Upper -> L2CAP */ typedef struct { u_int16_t lcid; /* local group channel ID */ } ng_l2cap_l2ca_grp_get_members_ip; /* L2CAP -> Upper */ typedef struct { u_int16_t result; /* 0x00 - success */ u_int16_t nmembers; /* number of group members */ /* bdaddr_t members[] -- group memebers */ } ng_l2cap_l2ca_grp_get_members_op; /* L2CA_Ping */ #define NGM_L2CAP_L2CA_PING 0x8f /* Upper -> L2CAP */ typedef struct { bdaddr_t bdaddr; /* remote unit address */ u_int16_t echo_size; /* size of echo data in bytes */ /* u_int8_t echo_data[] -- echo data */ } ng_l2cap_l2ca_ping_ip; /* L2CAP -> Upper */ typedef struct { u_int16_t result; /* 0x00 - success */ bdaddr_t bdaddr; /* remote unit address */ u_int16_t echo_size; /* size of echo data in bytes */ /* u_int8_t echo_data[] -- echo data */ } ng_l2cap_l2ca_ping_op; /* L2CA_GetInfo */ #define NGM_L2CAP_L2CA_GET_INFO 0x90 /* Upper -> L2CAP */ typedef struct { bdaddr_t bdaddr; /* remote unit address */ u_int16_t info_type; /* info type */ } ng_l2cap_l2ca_get_info_ip; /* L2CAP -> Upper */ typedef struct { u_int16_t result; /* 0x00 - success */ u_int16_t info_size; /* size of info data in bytes */ /* u_int8_t info_data[] -- info data */ } ng_l2cap_l2ca_get_info_op; /* L2CA_EnableCLT/L2CA_DisableCLT */ #define NGM_L2CAP_L2CA_ENABLE_CLT 0x91 /* Upper -> L2CAP */ typedef struct { u_int16_t psm; /* Protocol/Service Multiplexor */ u_int16_t enable; /* 0x00 - disable */ } ng_l2cap_l2ca_enable_clt_ip; #if 0 /* L2CAP -> Upper */ * typedef struct { * u_int16_t result; /* 0x00 - success */ * } ng_l2cap_l2ca_enable_clt_op; #endif /************************************************************************** ************************************************************************** ** L2CAP node messages ************************************************************************** **************************************************************************/ /* L2CAP connection states */ #define NG_L2CAP_CON_CLOSED 0 /* connection closed */ #define NG_L2CAP_W4_LP_CON_CFM 1 /* waiting... */ #define NG_L2CAP_CON_OPEN 2 /* connection open */ /* L2CAP channel states */ #define NG_L2CAP_CLOSED 0 /* channel closed */ #define NG_L2CAP_W4_L2CAP_CON_RSP 1 /* wait for L2CAP resp. */ #define NG_L2CAP_W4_L2CA_CON_RSP 2 /* wait for upper resp. */ #define NG_L2CAP_CONFIG 3 /* L2CAP configuration */ #define NG_L2CAP_OPEN 4 /* channel open */ #define NG_L2CAP_W4_L2CAP_DISCON_RSP 5 /* wait for L2CAP discon. */ #define NG_L2CAP_W4_L2CA_DISCON_RSP 6 /* wait for upper discon. */ /* Node flags */ #define NG_L2CAP_CLT_SDP_DISABLED (1 << 0) /* disable SDP CLT */ #define NG_L2CAP_CLT_RFCOMM_DISABLED (1 << 1) /* disable RFCOMM CLT */ #define NG_L2CAP_CLT_TCP_DISABLED (1 << 2) /* disable TCP CLT */ /* Debug levels */ #define NG_L2CAP_ALERT_LEVEL 1 #define NG_L2CAP_ERR_LEVEL 2 #define NG_L2CAP_WARN_LEVEL 3 #define NG_L2CAP_INFO_LEVEL 4 /* Get node flags (see flags above) */ #define NGM_L2CAP_NODE_GET_FLAGS 0x400 /* L2CAP -> User */ typedef u_int16_t ng_l2cap_node_flags_ep; /* Get/Set debug level (see levels above) */ #define NGM_L2CAP_NODE_GET_DEBUG 0x401 /* L2CAP -> User */ #define NGM_L2CAP_NODE_SET_DEBUG 0x402 /* User -> L2CAP */ typedef u_int16_t ng_l2cap_node_debug_ep; #define NGM_L2CAP_NODE_HOOK_INFO 0x409 /* L2CAP -> Upper */ /* bdaddr_t bdaddr; -- local (source BDADDR) */ #define NGM_L2CAP_NODE_GET_CON_LIST 0x40a /* L2CAP -> User */ typedef struct { u_int32_t num_connections; /* number of connections */ } ng_l2cap_node_con_list_ep; /* Connection flags */ #define NG_L2CAP_CON_TX (1 << 0) /* sending data */ #define NG_L2CAP_CON_RX (1 << 1) /* receiving data */ #define NG_L2CAP_CON_OUTGOING (1 << 2) /* outgoing connection */ #define NG_L2CAP_CON_LP_TIMO (1 << 3) /* LP timeout */ #define NG_L2CAP_CON_AUTO_DISCON_TIMO (1 << 4) /* auto discon. timeout */ typedef struct { u_int8_t state; /* connection state */ u_int8_t flags; /* flags */ int16_t pending; /* num. pending packets */ u_int16_t con_handle; /* connection handle */ bdaddr_t remote; /* remote bdaddr */ } ng_l2cap_node_con_ep; #define NG_L2CAP_MAX_CON_NUM \ ((0xffff - sizeof(ng_l2cap_node_con_list_ep))/sizeof(ng_l2cap_node_con_ep)) #define NGM_L2CAP_NODE_GET_CHAN_LIST 0x40b /* L2CAP -> User */ typedef struct { u_int32_t num_channels; /* number of channels */ } ng_l2cap_node_chan_list_ep; typedef struct { u_int32_t state; /* channel state */ u_int16_t scid; /* source (local) channel ID */ u_int16_t dcid; /* destination (remote) channel ID */ u_int16_t imtu; /* incomming MTU */ u_int16_t omtu; /* outgoing MTU */ u_int16_t psm; /* PSM */ bdaddr_t remote; /* remote bdaddr */ } ng_l2cap_node_chan_ep; #define NG_L2CAP_MAX_CHAN_NUM \ ((0xffff - sizeof(ng_l2cap_node_chan_list_ep))/sizeof(ng_l2cap_node_chan_ep)) #define NGM_L2CAP_NODE_GET_AUTO_DISCON_TIMO 0x40c /* L2CAP -> User */ #define NGM_L2CAP_NODE_SET_AUTO_DISCON_TIMO 0x40d /* User -> L2CAP */ typedef u_int16_t ng_l2cap_node_auto_discon_ep; #endif /* ndef _NETGRAPH_L2CAP_H_ */