1 /* 2 * ng_btsocket_l2cap.h 3 */ 4 5 /*- 6 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 7 * 8 * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com> 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * $Id: ng_btsocket_l2cap.h,v 1.4 2003/03/25 23:53:33 max Exp $ 33 * $FreeBSD$ 34 */ 35 36 #ifndef _NETGRAPH_BTSOCKET_L2CAP_H_ 37 #define _NETGRAPH_BTSOCKET_L2CAP_H_ 38 39 /* 40 * L2CAP routing entry 41 */ 42 43 struct ng_hook; 44 struct ng_message; 45 46 struct ng_btsocket_l2cap_rtentry { 47 bdaddr_t src; /* source BD_ADDR */ 48 struct ng_hook *hook; /* downstream hook */ 49 LIST_ENTRY(ng_btsocket_l2cap_rtentry) next; /* link to next */ 50 }; 51 typedef struct ng_btsocket_l2cap_rtentry ng_btsocket_l2cap_rtentry_t; 52 typedef struct ng_btsocket_l2cap_rtentry * ng_btsocket_l2cap_rtentry_p; 53 54 /***************************************************************************** 55 ***************************************************************************** 56 ** SOCK_RAW L2CAP sockets ** 57 ***************************************************************************** 58 *****************************************************************************/ 59 60 #define NG_BTSOCKET_L2CAP_RAW_SENDSPACE NG_L2CAP_MTU_DEFAULT 61 #define NG_BTSOCKET_L2CAP_RAW_RECVSPACE NG_L2CAP_MTU_DEFAULT 62 63 /* 64 * Bluetooth raw L2CAP socket PCB 65 */ 66 67 struct ng_btsocket_l2cap_raw_pcb { 68 struct socket *so; /* socket */ 69 70 u_int32_t flags; /* flags */ 71 #define NG_BTSOCKET_L2CAP_RAW_PRIVILEGED (1 << 0) 72 73 bdaddr_t src; /* source address */ 74 bdaddr_t dst; /* dest address */ 75 uint8_t srctype;/*source addr type*/ 76 uint8_t dsttype;/*source addr type*/ 77 ng_btsocket_l2cap_rtentry_p rt; /* routing info */ 78 79 u_int32_t token; /* message token */ 80 struct ng_mesg *msg; /* message */ 81 82 struct mtx pcb_mtx; /* pcb mutex */ 83 84 LIST_ENTRY(ng_btsocket_l2cap_raw_pcb) next; /* link to next PCB */ 85 }; 86 typedef struct ng_btsocket_l2cap_raw_pcb ng_btsocket_l2cap_raw_pcb_t; 87 typedef struct ng_btsocket_l2cap_raw_pcb * ng_btsocket_l2cap_raw_pcb_p; 88 89 #define so2l2cap_raw_pcb(so) \ 90 ((struct ng_btsocket_l2cap_raw_pcb *)((so)->so_pcb)) 91 92 /* 93 * Bluetooth raw L2CAP socket methods 94 */ 95 96 #ifdef _KERNEL 97 98 void ng_btsocket_l2cap_raw_init (void); 99 void ng_btsocket_l2cap_raw_abort (struct socket *); 100 void ng_btsocket_l2cap_raw_close (struct socket *); 101 int ng_btsocket_l2cap_raw_attach (struct socket *, int, struct thread *); 102 int ng_btsocket_l2cap_raw_bind (struct socket *, struct sockaddr *, 103 struct thread *); 104 int ng_btsocket_l2cap_raw_connect (struct socket *, struct sockaddr *, 105 struct thread *); 106 int ng_btsocket_l2cap_raw_control (struct socket *, u_long, caddr_t, 107 struct ifnet *, struct thread *); 108 void ng_btsocket_l2cap_raw_detach (struct socket *); 109 int ng_btsocket_l2cap_raw_disconnect (struct socket *); 110 int ng_btsocket_l2cap_raw_peeraddr (struct socket *, struct sockaddr **); 111 int ng_btsocket_l2cap_raw_send (struct socket *, int, struct mbuf *, 112 struct sockaddr *, struct mbuf *, 113 struct thread *); 114 int ng_btsocket_l2cap_raw_sockaddr (struct socket *, struct sockaddr **); 115 116 #endif /* _KERNEL */ 117 118 /***************************************************************************** 119 ***************************************************************************** 120 ** SOCK_SEQPACKET L2CAP sockets ** 121 ***************************************************************************** 122 *****************************************************************************/ 123 124 #define NG_BTSOCKET_L2CAP_SENDSPACE NG_L2CAP_MTU_DEFAULT /* (64 * 1024) */ 125 #define NG_BTSOCKET_L2CAP_RECVSPACE (64 * 1024) 126 127 /* 128 * Bluetooth L2CAP socket PCB 129 */ 130 131 struct ng_btsocket_l2cap_pcb { 132 struct socket *so; /* Pointer to socket */ 133 134 bdaddr_t src; /* Source address */ 135 bdaddr_t dst; /* Destination address */ 136 uint8_t srctype; /*source addr type*/ 137 uint8_t dsttype; /*source addr type*/ 138 139 u_int16_t psm; /* PSM */ 140 u_int16_t cid; /* Local channel ID */ 141 uint8_t idtype; 142 u_int16_t flags; /* socket flags */ 143 #define NG_BTSOCKET_L2CAP_CLIENT (1 << 0) /* socket is client */ 144 #define NG_BTSOCKET_L2CAP_TIMO (1 << 1) /* timeout pending */ 145 146 u_int8_t state; /* socket state */ 147 #define NG_BTSOCKET_L2CAP_CLOSED 0 /* socket closed */ 148 #define NG_BTSOCKET_L2CAP_CONNECTING 1 /* wait for connect */ 149 #define NG_BTSOCKET_L2CAP_CONFIGURING 2 /* wait for config */ 150 #define NG_BTSOCKET_L2CAP_OPEN 3 /* socket open */ 151 #define NG_BTSOCKET_L2CAP_DISCONNECTING 4 /* wait for disconnect */ 152 #define NG_BTSOCKET_L2CAP_W4_ENC_CHANGE 5 153 154 u_int8_t cfg_state; /* config state */ 155 #define NG_BTSOCKET_L2CAP_CFG_IN (1 << 0) /* incoming path done */ 156 #define NG_BTSOCKET_L2CAP_CFG_OUT (1 << 1) /* outgoing path done */ 157 #define NG_BTSOCKET_L2CAP_CFG_BOTH \ 158 (NG_BTSOCKET_L2CAP_CFG_IN | NG_BTSOCKET_L2CAP_CFG_OUT) 159 160 #define NG_BTSOCKET_L2CAP_CFG_IN_SENT (1 << 2) /* L2CAP ConfigReq sent */ 161 #define NG_BTSOCKET_L2CAP_CFG_OUT_SENT (1 << 3) /* ---/--- */ 162 uint8_t encryption; 163 u_int16_t imtu; /* Incoming MTU */ 164 ng_l2cap_flow_t iflow; /* Input flow spec */ 165 166 u_int16_t omtu; /* Outgoing MTU */ 167 ng_l2cap_flow_t oflow; /* Outgoing flow spec */ 168 169 u_int16_t flush_timo; /* flush timeout */ 170 u_int16_t link_timo; /* link timeout */ 171 172 struct callout timo; /* timeout */ 173 174 u_int32_t token; /* message token */ 175 ng_btsocket_l2cap_rtentry_p rt; /* routing info */ 176 177 struct mtx pcb_mtx; /* pcb mutex */ 178 uint16_t need_encrypt; /*encryption needed*/ 179 180 LIST_ENTRY(ng_btsocket_l2cap_pcb) next; /* link to next PCB */ 181 }; 182 typedef struct ng_btsocket_l2cap_pcb ng_btsocket_l2cap_pcb_t; 183 typedef struct ng_btsocket_l2cap_pcb * ng_btsocket_l2cap_pcb_p; 184 185 #define so2l2cap_pcb(so) \ 186 ((struct ng_btsocket_l2cap_pcb *)((so)->so_pcb)) 187 188 /* 189 * Bluetooth L2CAP socket methods 190 */ 191 192 #ifdef _KERNEL 193 194 void ng_btsocket_l2cap_init (void); 195 void ng_btsocket_l2cap_abort (struct socket *); 196 void ng_btsocket_l2cap_close (struct socket *); 197 int ng_btsocket_l2cap_accept (struct socket *, struct sockaddr **); 198 int ng_btsocket_l2cap_attach (struct socket *, int, struct thread *); 199 int ng_btsocket_l2cap_bind (struct socket *, struct sockaddr *, 200 struct thread *); 201 int ng_btsocket_l2cap_connect (struct socket *, struct sockaddr *, 202 struct thread *); 203 int ng_btsocket_l2cap_control (struct socket *, u_long, caddr_t, 204 struct ifnet *, struct thread *); 205 int ng_btsocket_l2cap_ctloutput (struct socket *, struct sockopt *); 206 void ng_btsocket_l2cap_detach (struct socket *); 207 int ng_btsocket_l2cap_disconnect (struct socket *); 208 int ng_btsocket_l2cap_listen (struct socket *, int, struct thread *); 209 int ng_btsocket_l2cap_peeraddr (struct socket *, struct sockaddr **); 210 int ng_btsocket_l2cap_send (struct socket *, int, struct mbuf *, 211 struct sockaddr *, struct mbuf *, 212 struct thread *); 213 int ng_btsocket_l2cap_sockaddr (struct socket *, struct sockaddr **); 214 215 #endif /* _KERNEL */ 216 217 #endif /* _NETGRAPH_BTSOCKET_L2CAP_H_ */ 218 219