1 /* 2 * ng_btsocket_l2cap.h 3 */ 4 5 /*- 6 * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com> 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $Id: ng_btsocket_l2cap.h,v 1.4 2003/03/25 23:53:33 max Exp $ 31 * $FreeBSD: src/sys/netgraph/bluetooth/include/ng_btsocket_l2cap.h,v 1.8 2006/07/21 17:11:13 rwatson Exp $ 32 * $DragonFly: src/sys/netgraph7/bluetooth/include/ng_btsocket_l2cap.h,v 1.2 2008/06/26 23:05:40 dillon Exp $ 33 */ 34 35 #ifndef _NETGRAPH_BTSOCKET_L2CAP_H_ 36 #define _NETGRAPH_BTSOCKET_L2CAP_H_ 37 38 /* 39 * L2CAP routing entry 40 */ 41 42 struct ng_hook; 43 struct ng_message; 44 45 struct ng_btsocket_l2cap_rtentry { 46 bdaddr_t src; /* source BD_ADDR */ 47 struct ng_hook *hook; /* downstream hook */ 48 LIST_ENTRY(ng_btsocket_l2cap_rtentry) next; /* link to next */ 49 }; 50 typedef struct ng_btsocket_l2cap_rtentry ng_btsocket_l2cap_rtentry_t; 51 typedef struct ng_btsocket_l2cap_rtentry * ng_btsocket_l2cap_rtentry_p; 52 53 /***************************************************************************** 54 ***************************************************************************** 55 ** SOCK_RAW L2CAP sockets ** 56 ***************************************************************************** 57 *****************************************************************************/ 58 59 #define NG_BTSOCKET_L2CAP_RAW_SENDSPACE NG_L2CAP_MTU_DEFAULT 60 #define NG_BTSOCKET_L2CAP_RAW_RECVSPACE NG_L2CAP_MTU_DEFAULT 61 62 /* 63 * Bluetooth raw L2CAP socket PCB 64 */ 65 66 struct ng_btsocket_l2cap_raw_pcb { 67 struct socket *so; /* socket */ 68 69 u_int32_t flags; /* flags */ 70 #define NG_BTSOCKET_L2CAP_RAW_PRIVILEGED (1 << 0) 71 72 bdaddr_t src; /* source address */ 73 bdaddr_t dst; /* dest address */ 74 ng_btsocket_l2cap_rtentry_p rt; /* routing info */ 75 76 u_int32_t token; /* message token */ 77 struct ng_mesg *msg; /* message */ 78 79 struct mtx pcb_mtx; /* pcb mutex */ 80 81 LIST_ENTRY(ng_btsocket_l2cap_raw_pcb) next; /* link to next PCB */ 82 }; 83 typedef struct ng_btsocket_l2cap_raw_pcb ng_btsocket_l2cap_raw_pcb_t; 84 typedef struct ng_btsocket_l2cap_raw_pcb * ng_btsocket_l2cap_raw_pcb_p; 85 86 #define so2l2cap_raw_pcb(so) \ 87 ((struct ng_btsocket_l2cap_raw_pcb *)((so)->so_pcb)) 88 89 /* 90 * Bluetooth raw L2CAP socket methods 91 */ 92 93 #ifdef _KERNEL 94 95 void ng_btsocket_l2cap_raw_init (void); 96 void ng_btsocket_l2cap_raw_abort (struct socket *); 97 void ng_btsocket_l2cap_raw_close (struct socket *); 98 int ng_btsocket_l2cap_raw_attach (struct socket *, int, struct thread *); 99 int ng_btsocket_l2cap_raw_bind (struct socket *, struct sockaddr *, 100 struct thread *); 101 int ng_btsocket_l2cap_raw_connect (struct socket *, struct sockaddr *, 102 struct thread *); 103 int ng_btsocket_l2cap_raw_control (struct socket *, u_long, caddr_t, 104 struct ifnet *, struct thread *); 105 void ng_btsocket_l2cap_raw_detach (struct socket *); 106 int ng_btsocket_l2cap_raw_disconnect (struct socket *); 107 int ng_btsocket_l2cap_raw_peeraddr (struct socket *, struct sockaddr **); 108 int ng_btsocket_l2cap_raw_send (struct socket *, int, struct mbuf *, 109 struct sockaddr *, struct mbuf *, 110 struct thread *); 111 int ng_btsocket_l2cap_raw_sockaddr (struct socket *, struct sockaddr **); 112 113 #endif /* _KERNEL */ 114 115 /***************************************************************************** 116 ***************************************************************************** 117 ** SOCK_SEQPACKET L2CAP sockets ** 118 ***************************************************************************** 119 *****************************************************************************/ 120 121 #define NG_BTSOCKET_L2CAP_SENDSPACE NG_L2CAP_MTU_DEFAULT /* (64 * 1024) */ 122 #define NG_BTSOCKET_L2CAP_RECVSPACE (64 * 1024) 123 124 /* 125 * Bluetooth L2CAP socket PCB 126 */ 127 128 struct ng_btsocket_l2cap_pcb { 129 struct socket *so; /* Pointer to socket */ 130 131 bdaddr_t src; /* Source address */ 132 bdaddr_t dst; /* Destination address */ 133 134 u_int16_t psm; /* PSM */ 135 u_int16_t cid; /* Local channel ID */ 136 137 u_int16_t flags; /* socket flags */ 138 #define NG_BTSOCKET_L2CAP_CLIENT (1 << 0) /* socket is client */ 139 #define NG_BTSOCKET_L2CAP_TIMO (1 << 1) /* timeout pending */ 140 141 u_int8_t state; /* socket state */ 142 #define NG_BTSOCKET_L2CAP_CLOSED 0 /* socket closed */ 143 #define NG_BTSOCKET_L2CAP_CONNECTING 1 /* wait for connect */ 144 #define NG_BTSOCKET_L2CAP_CONFIGURING 2 /* wait for config */ 145 #define NG_BTSOCKET_L2CAP_OPEN 3 /* socket open */ 146 #define NG_BTSOCKET_L2CAP_DISCONNECTING 4 /* wait for disconnect */ 147 148 u_int8_t cfg_state; /* config state */ 149 #define NG_BTSOCKET_L2CAP_CFG_IN (1 << 0) /* incoming path done */ 150 #define NG_BTSOCKET_L2CAP_CFG_OUT (1 << 1) /* outgoing path done */ 151 #define NG_BTSOCKET_L2CAP_CFG_BOTH \ 152 (NG_BTSOCKET_L2CAP_CFG_IN | NG_BTSOCKET_L2CAP_CFG_OUT) 153 154 #define NG_BTSOCKET_L2CAP_CFG_IN_SENT (1 << 2) /* L2CAP ConfigReq sent */ 155 #define NG_BTSOCKET_L2CAP_CFG_OUT_SENT (1 << 3) /* ---/--- */ 156 157 u_int16_t imtu; /* Incoming MTU */ 158 ng_l2cap_flow_t iflow; /* Input flow spec */ 159 160 u_int16_t omtu; /* Outgoing MTU */ 161 ng_l2cap_flow_t oflow; /* Outgoing flow spec */ 162 163 u_int16_t flush_timo; /* flush timeout */ 164 u_int16_t link_timo; /* link timeout */ 165 166 struct callout_handle timo; /* timeout */ 167 168 u_int32_t token; /* message token */ 169 ng_btsocket_l2cap_rtentry_p rt; /* routing info */ 170 171 struct mtx pcb_mtx; /* pcb mutex */ 172 173 LIST_ENTRY(ng_btsocket_l2cap_pcb) next; /* link to next PCB */ 174 }; 175 typedef struct ng_btsocket_l2cap_pcb ng_btsocket_l2cap_pcb_t; 176 typedef struct ng_btsocket_l2cap_pcb * ng_btsocket_l2cap_pcb_p; 177 178 #define so2l2cap_pcb(so) \ 179 ((struct ng_btsocket_l2cap_pcb *)((so)->so_pcb)) 180 181 /* 182 * Bluetooth L2CAP socket methods 183 */ 184 185 #ifdef _KERNEL 186 187 void ng_btsocket_l2cap_init (void); 188 void ng_btsocket_l2cap_abort (struct socket *); 189 void ng_btsocket_l2cap_close (struct socket *); 190 int ng_btsocket_l2cap_accept (struct socket *, struct sockaddr **); 191 int ng_btsocket_l2cap_attach (struct socket *, int, struct thread *); 192 int ng_btsocket_l2cap_bind (struct socket *, struct sockaddr *, 193 struct thread *); 194 int ng_btsocket_l2cap_connect (struct socket *, struct sockaddr *, 195 struct thread *); 196 int ng_btsocket_l2cap_control (struct socket *, u_long, caddr_t, 197 struct ifnet *, struct thread *); 198 int ng_btsocket_l2cap_ctloutput (struct socket *, struct sockopt *); 199 void ng_btsocket_l2cap_detach (struct socket *); 200 int ng_btsocket_l2cap_disconnect (struct socket *); 201 int ng_btsocket_l2cap_listen (struct socket *, int, struct thread *); 202 int ng_btsocket_l2cap_peeraddr (struct socket *, struct sockaddr **); 203 int ng_btsocket_l2cap_send (struct socket *, int, struct mbuf *, 204 struct sockaddr *, struct mbuf *, 205 struct thread *); 206 int ng_btsocket_l2cap_sockaddr (struct socket *, struct sockaddr **); 207 208 #endif /* _KERNEL */ 209 210 #endif /* _NETGRAPH_BTSOCKET_L2CAP_H_ */ 211 212