1878ed226SJulian Elischer /* 2878ed226SJulian Elischer * ng_btsocket.c 3c398230bSWarner Losh */ 4c398230bSWarner Losh 5c398230bSWarner Losh /*- 6fe267a55SPedro F. Giffuni * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 7fe267a55SPedro F. Giffuni * 8878ed226SJulian Elischer * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com> 9878ed226SJulian Elischer * All rights reserved. 10878ed226SJulian Elischer * 11878ed226SJulian Elischer * Redistribution and use in source and binary forms, with or without 12878ed226SJulian Elischer * modification, are permitted provided that the following conditions 13878ed226SJulian Elischer * are met: 14878ed226SJulian Elischer * 1. Redistributions of source code must retain the above copyright 15878ed226SJulian Elischer * notice, this list of conditions and the following disclaimer. 16878ed226SJulian Elischer * 2. Redistributions in binary form must reproduce the above copyright 17878ed226SJulian Elischer * notice, this list of conditions and the following disclaimer in the 18878ed226SJulian Elischer * documentation and/or other materials provided with the distribution. 19878ed226SJulian Elischer * 20878ed226SJulian Elischer * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 21878ed226SJulian Elischer * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22878ed226SJulian Elischer * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23878ed226SJulian Elischer * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24878ed226SJulian Elischer * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25878ed226SJulian Elischer * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26878ed226SJulian Elischer * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27878ed226SJulian Elischer * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28878ed226SJulian Elischer * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29878ed226SJulian Elischer * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30878ed226SJulian Elischer * SUCH DAMAGE. 31878ed226SJulian Elischer * 320986ab12SMaksim Yevmenkin * $Id: ng_btsocket.c,v 1.4 2003/09/14 23:29:06 max Exp $ 33878ed226SJulian Elischer * $FreeBSD$ 34878ed226SJulian Elischer */ 35878ed226SJulian Elischer 36878ed226SJulian Elischer #include <sys/param.h> 37878ed226SJulian Elischer #include <sys/systm.h> 380986ab12SMaksim Yevmenkin #include <sys/bitstring.h> 39878ed226SJulian Elischer #include <sys/errno.h> 40878ed226SJulian Elischer #include <sys/domain.h> 41878ed226SJulian Elischer #include <sys/kernel.h> 42878ed226SJulian Elischer #include <sys/lock.h> 4321da5727SMaksim Yevmenkin #include <sys/mbuf.h> 44878ed226SJulian Elischer #include <sys/mutex.h> 45878ed226SJulian Elischer #include <sys/protosw.h> 46878ed226SJulian Elischer #include <sys/socket.h> 47878ed226SJulian Elischer #include <sys/socketvar.h> 48878ed226SJulian Elischer #include <sys/sysctl.h> 49f2bb1caeSJulian Elischer #include <sys/taskqueue.h> 50d0728d71SRobert Watson 51719fb725SCraig Rodrigues #include <net/vnet.h> 52719fb725SCraig Rodrigues 53878ed226SJulian Elischer #include <netgraph/ng_message.h> 54878ed226SJulian Elischer #include <netgraph/netgraph.h> 55b84b10f9SMaksim Yevmenkin #include <netgraph/bluetooth/include/ng_bluetooth.h> 56b84b10f9SMaksim Yevmenkin #include <netgraph/bluetooth/include/ng_hci.h> 57b84b10f9SMaksim Yevmenkin #include <netgraph/bluetooth/include/ng_l2cap.h> 58b84b10f9SMaksim Yevmenkin #include <netgraph/bluetooth/include/ng_btsocket.h> 59b84b10f9SMaksim Yevmenkin #include <netgraph/bluetooth/include/ng_btsocket_hci_raw.h> 60b84b10f9SMaksim Yevmenkin #include <netgraph/bluetooth/include/ng_btsocket_l2cap.h> 61b84b10f9SMaksim Yevmenkin #include <netgraph/bluetooth/include/ng_btsocket_rfcomm.h> 6248698a83SMaksim Yevmenkin #include <netgraph/bluetooth/include/ng_btsocket_sco.h> 63878ed226SJulian Elischer 64878ed226SJulian Elischer static int ng_btsocket_modevent (module_t, int, void *); 65d0728d71SRobert Watson static struct domain ng_btsocket_domain; 66878ed226SJulian Elischer 67878ed226SJulian Elischer /* 68878ed226SJulian Elischer * Bluetooth raw HCI sockets 69878ed226SJulian Elischer */ 70878ed226SJulian Elischer 71878ed226SJulian Elischer static struct pr_usrreqs ng_btsocket_hci_raw_usrreqs = { 72756d52a1SPoul-Henning Kamp .pru_abort = ng_btsocket_hci_raw_abort, 73756d52a1SPoul-Henning Kamp .pru_attach = ng_btsocket_hci_raw_attach, 74756d52a1SPoul-Henning Kamp .pru_bind = ng_btsocket_hci_raw_bind, 75756d52a1SPoul-Henning Kamp .pru_connect = ng_btsocket_hci_raw_connect, 76756d52a1SPoul-Henning Kamp .pru_control = ng_btsocket_hci_raw_control, 77756d52a1SPoul-Henning Kamp .pru_detach = ng_btsocket_hci_raw_detach, 78756d52a1SPoul-Henning Kamp .pru_disconnect = ng_btsocket_hci_raw_disconnect, 79756d52a1SPoul-Henning Kamp .pru_peeraddr = ng_btsocket_hci_raw_peeraddr, 80756d52a1SPoul-Henning Kamp .pru_send = ng_btsocket_hci_raw_send, 81756d52a1SPoul-Henning Kamp .pru_shutdown = NULL, 82756d52a1SPoul-Henning Kamp .pru_sockaddr = ng_btsocket_hci_raw_sockaddr, 83a152f8a3SRobert Watson .pru_close = ng_btsocket_hci_raw_close, 84878ed226SJulian Elischer }; 85878ed226SJulian Elischer 86878ed226SJulian Elischer /* 87878ed226SJulian Elischer * Bluetooth raw L2CAP sockets 88878ed226SJulian Elischer */ 89878ed226SJulian Elischer 90878ed226SJulian Elischer static struct pr_usrreqs ng_btsocket_l2cap_raw_usrreqs = { 91756d52a1SPoul-Henning Kamp .pru_abort = ng_btsocket_l2cap_raw_abort, 92756d52a1SPoul-Henning Kamp .pru_attach = ng_btsocket_l2cap_raw_attach, 93756d52a1SPoul-Henning Kamp .pru_bind = ng_btsocket_l2cap_raw_bind, 94756d52a1SPoul-Henning Kamp .pru_connect = ng_btsocket_l2cap_raw_connect, 95756d52a1SPoul-Henning Kamp .pru_control = ng_btsocket_l2cap_raw_control, 96756d52a1SPoul-Henning Kamp .pru_detach = ng_btsocket_l2cap_raw_detach, 97756d52a1SPoul-Henning Kamp .pru_disconnect = ng_btsocket_l2cap_raw_disconnect, 98756d52a1SPoul-Henning Kamp .pru_peeraddr = ng_btsocket_l2cap_raw_peeraddr, 99756d52a1SPoul-Henning Kamp .pru_send = ng_btsocket_l2cap_raw_send, 100756d52a1SPoul-Henning Kamp .pru_shutdown = NULL, 101756d52a1SPoul-Henning Kamp .pru_sockaddr = ng_btsocket_l2cap_raw_sockaddr, 102a152f8a3SRobert Watson .pru_close = ng_btsocket_l2cap_raw_close, 103878ed226SJulian Elischer }; 104878ed226SJulian Elischer 105878ed226SJulian Elischer /* 106878ed226SJulian Elischer * Bluetooth SEQPACKET L2CAP sockets 107878ed226SJulian Elischer */ 108878ed226SJulian Elischer 109878ed226SJulian Elischer static struct pr_usrreqs ng_btsocket_l2cap_usrreqs = { 110756d52a1SPoul-Henning Kamp .pru_abort = ng_btsocket_l2cap_abort, 111756d52a1SPoul-Henning Kamp .pru_accept = ng_btsocket_l2cap_accept, 112756d52a1SPoul-Henning Kamp .pru_attach = ng_btsocket_l2cap_attach, 113756d52a1SPoul-Henning Kamp .pru_bind = ng_btsocket_l2cap_bind, 114756d52a1SPoul-Henning Kamp .pru_connect = ng_btsocket_l2cap_connect, 115756d52a1SPoul-Henning Kamp .pru_control = ng_btsocket_l2cap_control, 116756d52a1SPoul-Henning Kamp .pru_detach = ng_btsocket_l2cap_detach, 117756d52a1SPoul-Henning Kamp .pru_disconnect = ng_btsocket_l2cap_disconnect, 118756d52a1SPoul-Henning Kamp .pru_listen = ng_btsocket_l2cap_listen, 119756d52a1SPoul-Henning Kamp .pru_peeraddr = ng_btsocket_l2cap_peeraddr, 120756d52a1SPoul-Henning Kamp .pru_send = ng_btsocket_l2cap_send, 121756d52a1SPoul-Henning Kamp .pru_shutdown = NULL, 122756d52a1SPoul-Henning Kamp .pru_sockaddr = ng_btsocket_l2cap_sockaddr, 123a152f8a3SRobert Watson .pru_close = ng_btsocket_l2cap_close, 124878ed226SJulian Elischer }; 125878ed226SJulian Elischer 126878ed226SJulian Elischer /* 127f2bb1caeSJulian Elischer * Bluetooth STREAM RFCOMM sockets 128f2bb1caeSJulian Elischer */ 129f2bb1caeSJulian Elischer 130f2bb1caeSJulian Elischer static struct pr_usrreqs ng_btsocket_rfcomm_usrreqs = { 131756d52a1SPoul-Henning Kamp .pru_abort = ng_btsocket_rfcomm_abort, 132756d52a1SPoul-Henning Kamp .pru_accept = ng_btsocket_rfcomm_accept, 133756d52a1SPoul-Henning Kamp .pru_attach = ng_btsocket_rfcomm_attach, 134756d52a1SPoul-Henning Kamp .pru_bind = ng_btsocket_rfcomm_bind, 135756d52a1SPoul-Henning Kamp .pru_connect = ng_btsocket_rfcomm_connect, 136756d52a1SPoul-Henning Kamp .pru_control = ng_btsocket_rfcomm_control, 137756d52a1SPoul-Henning Kamp .pru_detach = ng_btsocket_rfcomm_detach, 138756d52a1SPoul-Henning Kamp .pru_disconnect = ng_btsocket_rfcomm_disconnect, 139756d52a1SPoul-Henning Kamp .pru_listen = ng_btsocket_rfcomm_listen, 140756d52a1SPoul-Henning Kamp .pru_peeraddr = ng_btsocket_rfcomm_peeraddr, 141756d52a1SPoul-Henning Kamp .pru_send = ng_btsocket_rfcomm_send, 142756d52a1SPoul-Henning Kamp .pru_shutdown = NULL, 143756d52a1SPoul-Henning Kamp .pru_sockaddr = ng_btsocket_rfcomm_sockaddr, 144a152f8a3SRobert Watson .pru_close = ng_btsocket_rfcomm_close, 145f2bb1caeSJulian Elischer }; 146f2bb1caeSJulian Elischer 147f2bb1caeSJulian Elischer /* 14848698a83SMaksim Yevmenkin * Bluetooth SEQPACKET SCO sockets 14948698a83SMaksim Yevmenkin */ 15048698a83SMaksim Yevmenkin 15148698a83SMaksim Yevmenkin static struct pr_usrreqs ng_btsocket_sco_usrreqs = { 15248698a83SMaksim Yevmenkin .pru_abort = ng_btsocket_sco_abort, 15348698a83SMaksim Yevmenkin .pru_accept = ng_btsocket_sco_accept, 15448698a83SMaksim Yevmenkin .pru_attach = ng_btsocket_sco_attach, 15548698a83SMaksim Yevmenkin .pru_bind = ng_btsocket_sco_bind, 15648698a83SMaksim Yevmenkin .pru_connect = ng_btsocket_sco_connect, 15748698a83SMaksim Yevmenkin .pru_control = ng_btsocket_sco_control, 15848698a83SMaksim Yevmenkin .pru_detach = ng_btsocket_sco_detach, 15948698a83SMaksim Yevmenkin .pru_disconnect = ng_btsocket_sco_disconnect, 16048698a83SMaksim Yevmenkin .pru_listen = ng_btsocket_sco_listen, 16148698a83SMaksim Yevmenkin .pru_peeraddr = ng_btsocket_sco_peeraddr, 16248698a83SMaksim Yevmenkin .pru_send = ng_btsocket_sco_send, 16348698a83SMaksim Yevmenkin .pru_shutdown = NULL, 16448698a83SMaksim Yevmenkin .pru_sockaddr = ng_btsocket_sco_sockaddr, 16548698a83SMaksim Yevmenkin .pru_close = ng_btsocket_sco_close, 16648698a83SMaksim Yevmenkin }; 16748698a83SMaksim Yevmenkin 16848698a83SMaksim Yevmenkin /* 169878ed226SJulian Elischer * Definitions of protocols supported in the BLUETOOTH domain 170878ed226SJulian Elischer */ 171878ed226SJulian Elischer 172878ed226SJulian Elischer static struct protosw ng_btsocket_protosw[] = { 173878ed226SJulian Elischer { 174303989a2SRuslan Ermilov .pr_type = SOCK_RAW, 175303989a2SRuslan Ermilov .pr_domain = &ng_btsocket_domain, 176303989a2SRuslan Ermilov .pr_protocol = BLUETOOTH_PROTO_HCI, 177303989a2SRuslan Ermilov .pr_flags = PR_ATOMIC|PR_ADDR, 178303989a2SRuslan Ermilov .pr_ctloutput = ng_btsocket_hci_raw_ctloutput, 179303989a2SRuslan Ermilov .pr_usrreqs = &ng_btsocket_hci_raw_usrreqs, 180878ed226SJulian Elischer }, 181878ed226SJulian Elischer { 182303989a2SRuslan Ermilov .pr_type = SOCK_RAW, 183303989a2SRuslan Ermilov .pr_domain = &ng_btsocket_domain, 184303989a2SRuslan Ermilov .pr_protocol = BLUETOOTH_PROTO_L2CAP, 185303989a2SRuslan Ermilov .pr_flags = PR_ATOMIC|PR_ADDR, 186303989a2SRuslan Ermilov .pr_usrreqs = &ng_btsocket_l2cap_raw_usrreqs, 187878ed226SJulian Elischer }, 188878ed226SJulian Elischer { 189303989a2SRuslan Ermilov .pr_type = SOCK_SEQPACKET, 190303989a2SRuslan Ermilov .pr_domain = &ng_btsocket_domain, 191303989a2SRuslan Ermilov .pr_protocol = BLUETOOTH_PROTO_L2CAP, 192303989a2SRuslan Ermilov .pr_flags = PR_ATOMIC|PR_CONNREQUIRED, 193303989a2SRuslan Ermilov .pr_ctloutput = ng_btsocket_l2cap_ctloutput, 194303989a2SRuslan Ermilov .pr_usrreqs = &ng_btsocket_l2cap_usrreqs, 195f2bb1caeSJulian Elischer }, 196f2bb1caeSJulian Elischer { 197303989a2SRuslan Ermilov .pr_type = SOCK_STREAM, 198303989a2SRuslan Ermilov .pr_domain = &ng_btsocket_domain, 199303989a2SRuslan Ermilov .pr_protocol = BLUETOOTH_PROTO_RFCOMM, 200303989a2SRuslan Ermilov .pr_flags = PR_CONNREQUIRED, 201303989a2SRuslan Ermilov .pr_ctloutput = ng_btsocket_rfcomm_ctloutput, 202303989a2SRuslan Ermilov .pr_usrreqs = &ng_btsocket_rfcomm_usrreqs, 20348698a83SMaksim Yevmenkin }, 20448698a83SMaksim Yevmenkin { 20548698a83SMaksim Yevmenkin .pr_type = SOCK_SEQPACKET, 20648698a83SMaksim Yevmenkin .pr_domain = &ng_btsocket_domain, 20748698a83SMaksim Yevmenkin .pr_protocol = BLUETOOTH_PROTO_SCO, 20848698a83SMaksim Yevmenkin .pr_flags = PR_ATOMIC|PR_CONNREQUIRED, 20948698a83SMaksim Yevmenkin .pr_ctloutput = ng_btsocket_sco_ctloutput, 21048698a83SMaksim Yevmenkin .pr_usrreqs = &ng_btsocket_sco_usrreqs, 21148698a83SMaksim Yevmenkin }, 212878ed226SJulian Elischer }; 2138dfea464SPedro F. Giffuni 214878ed226SJulian Elischer #define ng_btsocket_protosw_end \ 2158dfea464SPedro F. Giffuni &ng_btsocket_protosw[nitems(ng_btsocket_protosw)] 216878ed226SJulian Elischer 217878ed226SJulian Elischer /* 218878ed226SJulian Elischer * BLUETOOTH domain 219878ed226SJulian Elischer */ 220878ed226SJulian Elischer 221d0728d71SRobert Watson static struct domain ng_btsocket_domain = { 222303989a2SRuslan Ermilov .dom_family = AF_BLUETOOTH, 223303989a2SRuslan Ermilov .dom_name = "bluetooth", 224303989a2SRuslan Ermilov .dom_protosw = ng_btsocket_protosw, 225303989a2SRuslan Ermilov .dom_protoswNPROTOSW = ng_btsocket_protosw_end 226878ed226SJulian Elischer }; 227878ed226SJulian Elischer 228878ed226SJulian Elischer /* 229878ed226SJulian Elischer * Socket sysctl tree 230878ed226SJulian Elischer */ 231878ed226SJulian Elischer 2327029da5cSPawel Biernacki SYSCTL_NODE(_net_bluetooth_hci, OID_AUTO, sockets, 2337029da5cSPawel Biernacki CTLFLAG_RW | CTLFLAG_MPSAFE, 0, 2347029da5cSPawel Biernacki "Bluetooth HCI sockets family"); 2357029da5cSPawel Biernacki SYSCTL_NODE(_net_bluetooth_l2cap, OID_AUTO, sockets, 2367029da5cSPawel Biernacki CTLFLAG_RW | CTLFLAG_MPSAFE, 0, 2377029da5cSPawel Biernacki "Bluetooth L2CAP sockets family"); 2387029da5cSPawel Biernacki SYSCTL_NODE(_net_bluetooth_rfcomm, OID_AUTO, sockets, 2397029da5cSPawel Biernacki CTLFLAG_RW | CTLFLAG_MPSAFE, 0, 2407029da5cSPawel Biernacki "Bluetooth RFCOMM sockets family"); 2417029da5cSPawel Biernacki SYSCTL_NODE(_net_bluetooth_sco, OID_AUTO, sockets, 2427029da5cSPawel Biernacki CTLFLAG_RW | CTLFLAG_MPSAFE, 0, 2437029da5cSPawel Biernacki "Bluetooth SCO sockets family"); 244878ed226SJulian Elischer 245878ed226SJulian Elischer /* 246878ed226SJulian Elischer * Module 247878ed226SJulian Elischer */ 248878ed226SJulian Elischer 249878ed226SJulian Elischer static moduledata_t ng_btsocket_mod = { 250878ed226SJulian Elischer "ng_btsocket", 251878ed226SJulian Elischer ng_btsocket_modevent, 252878ed226SJulian Elischer NULL 253878ed226SJulian Elischer }; 254878ed226SJulian Elischer 2554f240affSMax Laier DECLARE_MODULE(ng_btsocket, ng_btsocket_mod, SI_SUB_PROTO_DOMAIN, 2564f240affSMax Laier SI_ORDER_ANY); 257878ed226SJulian Elischer MODULE_VERSION(ng_btsocket, NG_BLUETOOTH_VERSION); 258878ed226SJulian Elischer MODULE_DEPEND(ng_btsocket, ng_bluetooth, NG_BLUETOOTH_VERSION, 259878ed226SJulian Elischer NG_BLUETOOTH_VERSION, NG_BLUETOOTH_VERSION); 260878ed226SJulian Elischer MODULE_DEPEND(ng_btsocket, netgraph, NG_ABI_VERSION, 261878ed226SJulian Elischer NG_ABI_VERSION, NG_ABI_VERSION); 262878ed226SJulian Elischer 263878ed226SJulian Elischer /* 264878ed226SJulian Elischer * Handle loading and unloading for this node type. 265878ed226SJulian Elischer * This is to handle auxiliary linkages (e.g protocol domain addition). 266878ed226SJulian Elischer */ 267878ed226SJulian Elischer 268878ed226SJulian Elischer static int 269878ed226SJulian Elischer ng_btsocket_modevent(module_t mod, int event, void *data) 270878ed226SJulian Elischer { 271878ed226SJulian Elischer int error = 0; 272878ed226SJulian Elischer 273878ed226SJulian Elischer switch (event) { 274878ed226SJulian Elischer case MOD_LOAD: 275878ed226SJulian Elischer break; 276878ed226SJulian Elischer 277878ed226SJulian Elischer case MOD_UNLOAD: 278878ed226SJulian Elischer /* XXX can't unload protocol domain yet */ 279878ed226SJulian Elischer error = EBUSY; 280878ed226SJulian Elischer break; 281878ed226SJulian Elischer 282878ed226SJulian Elischer default: 283878ed226SJulian Elischer error = EOPNOTSUPP; 284878ed226SJulian Elischer break; 285878ed226SJulian Elischer } 286878ed226SJulian Elischer 287878ed226SJulian Elischer return (error); 288878ed226SJulian Elischer } /* ng_btsocket_modevent */ 289878ed226SJulian Elischer 290*644ca084SGleb Smirnoff DOMAIN_SET(ng_btsocket_); 291