1107120Sjulian/* 2107120Sjulian * ng_btsocket.c 3139823Simp */ 4139823Simp 5139823Simp/*- 6107120Sjulian * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com> 7107120Sjulian * All rights reserved. 8107120Sjulian * 9107120Sjulian * Redistribution and use in source and binary forms, with or without 10107120Sjulian * modification, are permitted provided that the following conditions 11107120Sjulian * are met: 12107120Sjulian * 1. Redistributions of source code must retain the above copyright 13107120Sjulian * notice, this list of conditions and the following disclaimer. 14107120Sjulian * 2. Redistributions in binary form must reproduce the above copyright 15107120Sjulian * notice, this list of conditions and the following disclaimer in the 16107120Sjulian * documentation and/or other materials provided with the distribution. 17107120Sjulian * 18107120Sjulian * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19107120Sjulian * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20107120Sjulian * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21107120Sjulian * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22107120Sjulian * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23107120Sjulian * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24107120Sjulian * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25107120Sjulian * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26107120Sjulian * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27107120Sjulian * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28107120Sjulian * SUCH DAMAGE. 29107120Sjulian * 30121054Semax * $Id: ng_btsocket.c,v 1.4 2003/09/14 23:29:06 max Exp $ 31107120Sjulian * $FreeBSD$ 32107120Sjulian */ 33107120Sjulian 34107120Sjulian#include <sys/param.h> 35107120Sjulian#include <sys/systm.h> 36121054Semax#include <sys/bitstring.h> 37107120Sjulian#include <sys/errno.h> 38107120Sjulian#include <sys/domain.h> 39107120Sjulian#include <sys/kernel.h> 40107120Sjulian#include <sys/lock.h> 41131118Semax#include <sys/mbuf.h> 42107120Sjulian#include <sys/mutex.h> 43107120Sjulian#include <sys/protosw.h> 44107120Sjulian#include <sys/socket.h> 45107120Sjulian#include <sys/socketvar.h> 46107120Sjulian#include <sys/sysctl.h> 47114878Sjulian#include <sys/taskqueue.h> 48195837Srwatson 49253346Srodrigc#include <net/vnet.h> 50253346Srodrigc 51107120Sjulian#include <netgraph/ng_message.h> 52107120Sjulian#include <netgraph/netgraph.h> 53128688Semax#include <netgraph/bluetooth/include/ng_bluetooth.h> 54128688Semax#include <netgraph/bluetooth/include/ng_hci.h> 55128688Semax#include <netgraph/bluetooth/include/ng_l2cap.h> 56128688Semax#include <netgraph/bluetooth/include/ng_btsocket.h> 57128688Semax#include <netgraph/bluetooth/include/ng_btsocket_hci_raw.h> 58128688Semax#include <netgraph/bluetooth/include/ng_btsocket_l2cap.h> 59128688Semax#include <netgraph/bluetooth/include/ng_btsocket_rfcomm.h> 60181033Semax#include <netgraph/bluetooth/include/ng_btsocket_sco.h> 61107120Sjulian 62107120Sjulianstatic int ng_btsocket_modevent (module_t, int, void *); 63195837Srwatsonstatic struct domain ng_btsocket_domain; 64107120Sjulian 65107120Sjulian/* 66107120Sjulian * Bluetooth raw HCI sockets 67107120Sjulian */ 68107120Sjulian 69107120Sjulianstatic struct pr_usrreqs ng_btsocket_hci_raw_usrreqs = { 70137386Sphk .pru_abort = ng_btsocket_hci_raw_abort, 71137386Sphk .pru_attach = ng_btsocket_hci_raw_attach, 72137386Sphk .pru_bind = ng_btsocket_hci_raw_bind, 73137386Sphk .pru_connect = ng_btsocket_hci_raw_connect, 74137386Sphk .pru_control = ng_btsocket_hci_raw_control, 75137386Sphk .pru_detach = ng_btsocket_hci_raw_detach, 76137386Sphk .pru_disconnect = ng_btsocket_hci_raw_disconnect, 77137386Sphk .pru_peeraddr = ng_btsocket_hci_raw_peeraddr, 78137386Sphk .pru_send = ng_btsocket_hci_raw_send, 79137386Sphk .pru_shutdown = NULL, 80137386Sphk .pru_sockaddr = ng_btsocket_hci_raw_sockaddr, 81160549Srwatson .pru_close = ng_btsocket_hci_raw_close, 82107120Sjulian}; 83107120Sjulian 84107120Sjulian/* 85107120Sjulian * Bluetooth raw L2CAP sockets 86107120Sjulian */ 87107120Sjulian 88107120Sjulianstatic struct pr_usrreqs ng_btsocket_l2cap_raw_usrreqs = { 89137386Sphk .pru_abort = ng_btsocket_l2cap_raw_abort, 90137386Sphk .pru_attach = ng_btsocket_l2cap_raw_attach, 91137386Sphk .pru_bind = ng_btsocket_l2cap_raw_bind, 92137386Sphk .pru_connect = ng_btsocket_l2cap_raw_connect, 93137386Sphk .pru_control = ng_btsocket_l2cap_raw_control, 94137386Sphk .pru_detach = ng_btsocket_l2cap_raw_detach, 95137386Sphk .pru_disconnect = ng_btsocket_l2cap_raw_disconnect, 96137386Sphk .pru_peeraddr = ng_btsocket_l2cap_raw_peeraddr, 97137386Sphk .pru_send = ng_btsocket_l2cap_raw_send, 98137386Sphk .pru_shutdown = NULL, 99137386Sphk .pru_sockaddr = ng_btsocket_l2cap_raw_sockaddr, 100160549Srwatson .pru_close = ng_btsocket_l2cap_raw_close, 101107120Sjulian}; 102107120Sjulian 103107120Sjulian/* 104107120Sjulian * Bluetooth SEQPACKET L2CAP sockets 105107120Sjulian */ 106107120Sjulian 107107120Sjulianstatic struct pr_usrreqs ng_btsocket_l2cap_usrreqs = { 108137386Sphk .pru_abort = ng_btsocket_l2cap_abort, 109137386Sphk .pru_accept = ng_btsocket_l2cap_accept, 110137386Sphk .pru_attach = ng_btsocket_l2cap_attach, 111137386Sphk .pru_bind = ng_btsocket_l2cap_bind, 112137386Sphk .pru_connect = ng_btsocket_l2cap_connect, 113137386Sphk .pru_control = ng_btsocket_l2cap_control, 114137386Sphk .pru_detach = ng_btsocket_l2cap_detach, 115137386Sphk .pru_disconnect = ng_btsocket_l2cap_disconnect, 116137386Sphk .pru_listen = ng_btsocket_l2cap_listen, 117137386Sphk .pru_peeraddr = ng_btsocket_l2cap_peeraddr, 118137386Sphk .pru_send = ng_btsocket_l2cap_send, 119137386Sphk .pru_shutdown = NULL, 120137386Sphk .pru_sockaddr = ng_btsocket_l2cap_sockaddr, 121160549Srwatson .pru_close = ng_btsocket_l2cap_close, 122107120Sjulian}; 123107120Sjulian 124114878Sjulian/* 125114878Sjulian * Bluetooth STREAM RFCOMM sockets 126114878Sjulian */ 127114878Sjulian 128114878Sjulianstatic struct pr_usrreqs ng_btsocket_rfcomm_usrreqs = { 129137386Sphk .pru_abort = ng_btsocket_rfcomm_abort, 130137386Sphk .pru_accept = ng_btsocket_rfcomm_accept, 131137386Sphk .pru_attach = ng_btsocket_rfcomm_attach, 132137386Sphk .pru_bind = ng_btsocket_rfcomm_bind, 133137386Sphk .pru_connect = ng_btsocket_rfcomm_connect, 134137386Sphk .pru_control = ng_btsocket_rfcomm_control, 135137386Sphk .pru_detach = ng_btsocket_rfcomm_detach, 136137386Sphk .pru_disconnect = ng_btsocket_rfcomm_disconnect, 137137386Sphk .pru_listen = ng_btsocket_rfcomm_listen, 138137386Sphk .pru_peeraddr = ng_btsocket_rfcomm_peeraddr, 139137386Sphk .pru_send = ng_btsocket_rfcomm_send, 140137386Sphk .pru_shutdown = NULL, 141137386Sphk .pru_sockaddr = ng_btsocket_rfcomm_sockaddr, 142160549Srwatson .pru_close = ng_btsocket_rfcomm_close, 143114878Sjulian}; 144114878Sjulian 145181033Semax/* 146181033Semax * Bluetooth SEQPACKET SCO sockets 147181033Semax */ 148181033Semax 149181033Semaxstatic struct pr_usrreqs ng_btsocket_sco_usrreqs = { 150181033Semax .pru_abort = ng_btsocket_sco_abort, 151181033Semax .pru_accept = ng_btsocket_sco_accept, 152181033Semax .pru_attach = ng_btsocket_sco_attach, 153181033Semax .pru_bind = ng_btsocket_sco_bind, 154181033Semax .pru_connect = ng_btsocket_sco_connect, 155181033Semax .pru_control = ng_btsocket_sco_control, 156181033Semax .pru_detach = ng_btsocket_sco_detach, 157181033Semax .pru_disconnect = ng_btsocket_sco_disconnect, 158181033Semax .pru_listen = ng_btsocket_sco_listen, 159181033Semax .pru_peeraddr = ng_btsocket_sco_peeraddr, 160181033Semax .pru_send = ng_btsocket_sco_send, 161181033Semax .pru_shutdown = NULL, 162181033Semax .pru_sockaddr = ng_btsocket_sco_sockaddr, 163181033Semax .pru_close = ng_btsocket_sco_close, 164181033Semax}; 165181033Semax 166107120Sjulian/* 167107120Sjulian * Definitions of protocols supported in the BLUETOOTH domain 168107120Sjulian */ 169107120Sjulian 170107120Sjulianstatic struct protosw ng_btsocket_protosw[] = { 171107120Sjulian{ 172152242Sru .pr_type = SOCK_RAW, 173152242Sru .pr_domain = &ng_btsocket_domain, 174152242Sru .pr_protocol = BLUETOOTH_PROTO_HCI, 175152242Sru .pr_flags = PR_ATOMIC|PR_ADDR, 176152242Sru .pr_ctloutput = ng_btsocket_hci_raw_ctloutput, 177152242Sru .pr_init = ng_btsocket_hci_raw_init, 178152242Sru .pr_usrreqs = &ng_btsocket_hci_raw_usrreqs, 179107120Sjulian}, 180107120Sjulian{ 181152242Sru .pr_type = SOCK_RAW, 182152242Sru .pr_domain = &ng_btsocket_domain, 183152242Sru .pr_protocol = BLUETOOTH_PROTO_L2CAP, 184152242Sru .pr_flags = PR_ATOMIC|PR_ADDR, 185152242Sru .pr_init = ng_btsocket_l2cap_raw_init, 186152242Sru .pr_usrreqs = &ng_btsocket_l2cap_raw_usrreqs, 187107120Sjulian}, 188107120Sjulian{ 189152242Sru .pr_type = SOCK_SEQPACKET, 190152242Sru .pr_domain = &ng_btsocket_domain, 191152242Sru .pr_protocol = BLUETOOTH_PROTO_L2CAP, 192152242Sru .pr_flags = PR_ATOMIC|PR_CONNREQUIRED, 193152242Sru .pr_ctloutput = ng_btsocket_l2cap_ctloutput, 194152242Sru .pr_init = ng_btsocket_l2cap_init, 195152242Sru .pr_usrreqs = &ng_btsocket_l2cap_usrreqs, 196114878Sjulian}, 197114878Sjulian{ 198152242Sru .pr_type = SOCK_STREAM, 199152242Sru .pr_domain = &ng_btsocket_domain, 200152242Sru .pr_protocol = BLUETOOTH_PROTO_RFCOMM, 201152242Sru .pr_flags = PR_CONNREQUIRED, 202152242Sru .pr_ctloutput = ng_btsocket_rfcomm_ctloutput, 203152242Sru .pr_init = ng_btsocket_rfcomm_init, 204152242Sru .pr_usrreqs = &ng_btsocket_rfcomm_usrreqs, 205181033Semax}, 206181033Semax{ 207181033Semax .pr_type = SOCK_SEQPACKET, 208181033Semax .pr_domain = &ng_btsocket_domain, 209181033Semax .pr_protocol = BLUETOOTH_PROTO_SCO, 210181033Semax .pr_flags = PR_ATOMIC|PR_CONNREQUIRED, 211181033Semax .pr_ctloutput = ng_btsocket_sco_ctloutput, 212181033Semax .pr_init = ng_btsocket_sco_init, 213181033Semax .pr_usrreqs = &ng_btsocket_sco_usrreqs, 214181033Semax}, 215107120Sjulian}; 216107120Sjulian#define ng_btsocket_protosw_size \ 217107120Sjulian (sizeof(ng_btsocket_protosw)/sizeof(ng_btsocket_protosw[0])) 218107120Sjulian#define ng_btsocket_protosw_end \ 219107120Sjulian &ng_btsocket_protosw[ng_btsocket_protosw_size] 220107120Sjulian 221107120Sjulian/* 222107120Sjulian * BLUETOOTH domain 223107120Sjulian */ 224107120Sjulian 225195837Srwatsonstatic struct domain ng_btsocket_domain = { 226152242Sru .dom_family = AF_BLUETOOTH, 227152242Sru .dom_name = "bluetooth", 228152242Sru .dom_protosw = ng_btsocket_protosw, 229152242Sru .dom_protoswNPROTOSW = ng_btsocket_protosw_end 230107120Sjulian}; 231107120Sjulian 232107120Sjulian/* 233107120Sjulian * Socket sysctl tree 234107120Sjulian */ 235107120Sjulian 236107120SjulianSYSCTL_NODE(_net_bluetooth_hci, OID_AUTO, sockets, CTLFLAG_RW, 237107120Sjulian 0, "Bluetooth HCI sockets family"); 238107120SjulianSYSCTL_NODE(_net_bluetooth_l2cap, OID_AUTO, sockets, CTLFLAG_RW, 239107120Sjulian 0, "Bluetooth L2CAP sockets family"); 240114878SjulianSYSCTL_NODE(_net_bluetooth_rfcomm, OID_AUTO, sockets, CTLFLAG_RW, 241114878Sjulian 0, "Bluetooth RFCOMM sockets family"); 242181033SemaxSYSCTL_NODE(_net_bluetooth_sco, OID_AUTO, sockets, CTLFLAG_RW, 243181033Semax 0, "Bluetooth SCO sockets family"); 244107120Sjulian 245107120Sjulian/* 246107120Sjulian * Module 247107120Sjulian */ 248107120Sjulian 249107120Sjulianstatic moduledata_t ng_btsocket_mod = { 250107120Sjulian "ng_btsocket", 251107120Sjulian ng_btsocket_modevent, 252107120Sjulian NULL 253107120Sjulian}; 254107120Sjulian 255138238SmlaierDECLARE_MODULE(ng_btsocket, ng_btsocket_mod, SI_SUB_PROTO_DOMAIN, 256138238Smlaier SI_ORDER_ANY); 257107120SjulianMODULE_VERSION(ng_btsocket, NG_BLUETOOTH_VERSION); 258107120SjulianMODULE_DEPEND(ng_btsocket, ng_bluetooth, NG_BLUETOOTH_VERSION, 259107120Sjulian NG_BLUETOOTH_VERSION, NG_BLUETOOTH_VERSION); 260107120SjulianMODULE_DEPEND(ng_btsocket, netgraph, NG_ABI_VERSION, 261107120Sjulian NG_ABI_VERSION, NG_ABI_VERSION); 262107120Sjulian 263107120Sjulian/* 264107120Sjulian * Handle loading and unloading for this node type. 265107120Sjulian * This is to handle auxiliary linkages (e.g protocol domain addition). 266107120Sjulian */ 267107120Sjulian 268107120Sjulianstatic int 269107120Sjulianng_btsocket_modevent(module_t mod, int event, void *data) 270107120Sjulian{ 271107120Sjulian int error = 0; 272107120Sjulian 273107120Sjulian switch (event) { 274107120Sjulian case MOD_LOAD: 275107120Sjulian break; 276107120Sjulian 277107120Sjulian case MOD_UNLOAD: 278107120Sjulian /* XXX can't unload protocol domain yet */ 279107120Sjulian error = EBUSY; 280107120Sjulian break; 281107120Sjulian 282107120Sjulian default: 283107120Sjulian error = EOPNOTSUPP; 284107120Sjulian break; 285107120Sjulian } 286107120Sjulian 287107120Sjulian return (error); 288107120Sjulian} /* ng_btsocket_modevent */ 289107120Sjulian 290253346SrodrigcVNET_DOMAIN_SET(ng_btsocket_); 291