1/*
2 * ng_btsocket.c
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.c,v 1.4 2003/09/14 23:29:06 max Exp $
31 * $FreeBSD: head/sys/netgraph/bluetooth/socket/ng_btsocket.c 144723 2005-04-06 20:54:05Z emax $
32 */
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/bitstring.h>
37#include <sys/errno.h>
38#include <sys/domain.h>
39#include <sys/kernel.h>
40#include <sys/lock.h>
41#include <sys/mbuf.h>
42#include <sys/mutex.h>
43#include <sys/protosw.h>
44#include <sys/socket.h>
45#include <sys/socketvar.h>
46#include <sys/sysctl.h>
47#include <sys/taskqueue.h>
48#include <netgraph/ng_message.h>
49#include <netgraph/netgraph.h>
50#include <netgraph/bluetooth/include/ng_bluetooth.h>
51#include <netgraph/bluetooth/include/ng_hci.h>
52#include <netgraph/bluetooth/include/ng_l2cap.h>
53#include <netgraph/bluetooth/include/ng_btsocket.h>
54#include <netgraph/bluetooth/include/ng_btsocket_hci_raw.h>
55#include <netgraph/bluetooth/include/ng_btsocket_l2cap.h>
56#include <netgraph/bluetooth/include/ng_btsocket_rfcomm.h>
57
58static int ng_btsocket_modevent (module_t, int, void *);
59extern struct domain ng_btsocket_domain;
60
61/*
62 * Bluetooth raw HCI sockets
63 */
64
65static struct pr_usrreqs ng_btsocket_hci_raw_usrreqs = {
66 .pru_abort = ng_btsocket_hci_raw_abort,
67 .pru_attach = ng_btsocket_hci_raw_attach,
68 .pru_bind = ng_btsocket_hci_raw_bind,
69 .pru_connect = ng_btsocket_hci_raw_connect,
70 .pru_control = ng_btsocket_hci_raw_control,
71 .pru_detach = ng_btsocket_hci_raw_detach,
72 .pru_disconnect = ng_btsocket_hci_raw_disconnect,
73 .pru_peeraddr = ng_btsocket_hci_raw_peeraddr,
74 .pru_send = ng_btsocket_hci_raw_send,
75 .pru_shutdown = NULL,
76 .pru_sockaddr = ng_btsocket_hci_raw_sockaddr,
77};
78
79/*
80 * Bluetooth raw L2CAP sockets
81 */
82
83static struct pr_usrreqs ng_btsocket_l2cap_raw_usrreqs = {
84 .pru_abort = ng_btsocket_l2cap_raw_abort,
85 .pru_attach = ng_btsocket_l2cap_raw_attach,
86 .pru_bind = ng_btsocket_l2cap_raw_bind,
87 .pru_connect = ng_btsocket_l2cap_raw_connect,
88 .pru_control = ng_btsocket_l2cap_raw_control,
89 .pru_detach = ng_btsocket_l2cap_raw_detach,
90 .pru_disconnect = ng_btsocket_l2cap_raw_disconnect,
91 .pru_peeraddr = ng_btsocket_l2cap_raw_peeraddr,
92 .pru_send = ng_btsocket_l2cap_raw_send,
93 .pru_shutdown = NULL,
94 .pru_sockaddr = ng_btsocket_l2cap_raw_sockaddr,
95};
96
97/*
98 * Bluetooth SEQPACKET L2CAP sockets
99 */
100
101static struct pr_usrreqs ng_btsocket_l2cap_usrreqs = {
102 .pru_abort = ng_btsocket_l2cap_abort,
103 .pru_accept = ng_btsocket_l2cap_accept,
104 .pru_attach = ng_btsocket_l2cap_attach,
105 .pru_bind = ng_btsocket_l2cap_bind,
106 .pru_connect = ng_btsocket_l2cap_connect,
107 .pru_control = ng_btsocket_l2cap_control,
108 .pru_detach = ng_btsocket_l2cap_detach,
109 .pru_disconnect = ng_btsocket_l2cap_disconnect,
110 .pru_listen = ng_btsocket_l2cap_listen,
111 .pru_peeraddr = ng_btsocket_l2cap_peeraddr,
112 .pru_send = ng_btsocket_l2cap_send,
113 .pru_shutdown = NULL,
114 .pru_sockaddr = ng_btsocket_l2cap_sockaddr,
115};
116
117/*
118 * Bluetooth STREAM RFCOMM sockets
119 */
120
121static struct pr_usrreqs ng_btsocket_rfcomm_usrreqs = {
122 .pru_abort = ng_btsocket_rfcomm_abort,
123 .pru_accept = ng_btsocket_rfcomm_accept,
124 .pru_attach = ng_btsocket_rfcomm_attach,
125 .pru_bind = ng_btsocket_rfcomm_bind,
126 .pru_connect = ng_btsocket_rfcomm_connect,
127 .pru_control = ng_btsocket_rfcomm_control,
128 .pru_detach = ng_btsocket_rfcomm_detach,
129 .pru_disconnect = ng_btsocket_rfcomm_disconnect,
130 .pru_listen = ng_btsocket_rfcomm_listen,
131 .pru_peeraddr = ng_btsocket_rfcomm_peeraddr,
132 .pru_send = ng_btsocket_rfcomm_send,
133 .pru_shutdown = NULL,
134 .pru_sockaddr = ng_btsocket_rfcomm_sockaddr,
135};
136
137/*
138 * Definitions of protocols supported in the BLUETOOTH domain
139 */
140
141static struct protosw ng_btsocket_protosw[] = {
142{
143 SOCK_RAW, /* protocol type */
144 &ng_btsocket_domain, /* backpointer to domain */
145 BLUETOOTH_PROTO_HCI, /* protocol */
146 PR_ATOMIC | PR_ADDR, /* flags */
147 NULL, NULL, NULL, /* input, output, ctlinput */
148 ng_btsocket_hci_raw_ctloutput, /* ctloutput */
149 NULL, /* ousrreq() */
150 ng_btsocket_hci_raw_init, /* init */
151 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
152 &ng_btsocket_hci_raw_usrreqs, /* usrreq table (above) */
153 /* { NULL } */ /* pfh (protocol filter head?) */
154},
155{
156 SOCK_RAW, /* protocol type */
157 &ng_btsocket_domain, /* backpointer to domain */
158 BLUETOOTH_PROTO_L2CAP, /* protocol */
159 PR_ATOMIC | PR_ADDR, /* flags */
160 NULL, NULL, NULL, /* input, output, ctlinput */
161 NULL, /* ctloutput */
162 NULL, /* ousrreq() */
163 ng_btsocket_l2cap_raw_init, /* init */
164 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
165 &ng_btsocket_l2cap_raw_usrreqs, /* usrreq table (above) */
166 /* { NULL } */ /* pfh (protocol filter head?) */
167},
168{
169 SOCK_SEQPACKET, /* protocol type */
170 &ng_btsocket_domain, /* backpointer to domain */
171 BLUETOOTH_PROTO_L2CAP, /* protocol */
172 PR_ATOMIC | PR_CONNREQUIRED, /* flags */
173 NULL, NULL, NULL, /* input, output, ctlinput */
174 ng_btsocket_l2cap_ctloutput, /* ctloutput */
175 NULL, /* ousrreq() */
176 ng_btsocket_l2cap_init, /* init */
177 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
178 &ng_btsocket_l2cap_usrreqs, /* usrreq table (above) */
179 /* { NULL } */ /* pfh (protocol filter head?) */
180},
181{
182 SOCK_STREAM, /* protocol type */
183 &ng_btsocket_domain, /* backpointer to domain */
184 BLUETOOTH_PROTO_RFCOMM, /* protocol */
185 PR_CONNREQUIRED, /* flags */
186 NULL, NULL, NULL, /* input, output, ctlinput */
187 ng_btsocket_rfcomm_ctloutput, /* ctloutput */
188 NULL, /* ousrreq() */
189 ng_btsocket_rfcomm_init, /* init */
190 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
191 &ng_btsocket_rfcomm_usrreqs, /* usrreq table (above) */
192 /* { NULL } */ /* pfh (protocol filter head?) */
193}
194};
195#define ng_btsocket_protosw_size \
196 (sizeof(ng_btsocket_protosw)/sizeof(ng_btsocket_protosw[0]))
197#define ng_btsocket_protosw_end \
198 &ng_btsocket_protosw[ng_btsocket_protosw_size]
199
200/*
201 * BLUETOOTH domain
202 */
203
204struct domain ng_btsocket_domain = {
205 AF_BLUETOOTH, /* family */
206 "bluetooth", /* domain name */
207 NULL, /* init() */
208 NULL, /* externalize() */
209 NULL, /* dispose() */
210 ng_btsocket_protosw, /* protosw entry */
211 ng_btsocket_protosw_end, /* end of protosw entries */
212 NULL, /* next domain in list */
213 NULL, /* rtattach() */
214 0, /* arg to rtattach in bits */
215 0 /* maxrtkey */
216};
217
218/*
219 * Socket sysctl tree
220 */
221
222SYSCTL_NODE(_net_bluetooth_hci, OID_AUTO, sockets, CTLFLAG_RW,
223 0, "Bluetooth HCI sockets family");
224SYSCTL_NODE(_net_bluetooth_l2cap, OID_AUTO, sockets, CTLFLAG_RW,
225 0, "Bluetooth L2CAP sockets family");
226SYSCTL_NODE(_net_bluetooth_rfcomm, OID_AUTO, sockets, CTLFLAG_RW,
227 0, "Bluetooth RFCOMM sockets family");
228
229/*
230 * Module
231 */
232
233static moduledata_t ng_btsocket_mod = {
234 "ng_btsocket",
235 ng_btsocket_modevent,
236 NULL
237};
238
239DECLARE_MODULE(ng_btsocket, ng_btsocket_mod, SI_SUB_PROTO_DOMAIN,
240 SI_ORDER_ANY);
241MODULE_VERSION(ng_btsocket, NG_BLUETOOTH_VERSION);
242MODULE_DEPEND(ng_btsocket, ng_bluetooth, NG_BLUETOOTH_VERSION,
243 NG_BLUETOOTH_VERSION, NG_BLUETOOTH_VERSION);
244MODULE_DEPEND(ng_btsocket, netgraph, NG_ABI_VERSION,
245 NG_ABI_VERSION, NG_ABI_VERSION);
246
247/*
248 * Handle loading and unloading for this node type.
249 * This is to handle auxiliary linkages (e.g protocol domain addition).
250 */
251
252static int
253ng_btsocket_modevent(module_t mod, int event, void *data)
254{
255 int error = 0;
256
257 switch (event) {
258 case MOD_LOAD:
259 net_add_domain(&ng_btsocket_domain);
260 break;
261
262 case MOD_UNLOAD:
263 /* XXX can't unload protocol domain yet */
264 error = EBUSY;
265 break;
266
267 default:
268 error = EOPNOTSUPP;
269 break;
270 }
271
272 return (error);
273} /* ng_btsocket_modevent */
274
2 * ng_btsocket.c
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.c,v 1.4 2003/09/14 23:29:06 max Exp $
31 * $FreeBSD: head/sys/netgraph/bluetooth/socket/ng_btsocket.c 144723 2005-04-06 20:54:05Z emax $
32 */
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/bitstring.h>
37#include <sys/errno.h>
38#include <sys/domain.h>
39#include <sys/kernel.h>
40#include <sys/lock.h>
41#include <sys/mbuf.h>
42#include <sys/mutex.h>
43#include <sys/protosw.h>
44#include <sys/socket.h>
45#include <sys/socketvar.h>
46#include <sys/sysctl.h>
47#include <sys/taskqueue.h>
48#include <netgraph/ng_message.h>
49#include <netgraph/netgraph.h>
50#include <netgraph/bluetooth/include/ng_bluetooth.h>
51#include <netgraph/bluetooth/include/ng_hci.h>
52#include <netgraph/bluetooth/include/ng_l2cap.h>
53#include <netgraph/bluetooth/include/ng_btsocket.h>
54#include <netgraph/bluetooth/include/ng_btsocket_hci_raw.h>
55#include <netgraph/bluetooth/include/ng_btsocket_l2cap.h>
56#include <netgraph/bluetooth/include/ng_btsocket_rfcomm.h>
57
58static int ng_btsocket_modevent (module_t, int, void *);
59extern struct domain ng_btsocket_domain;
60
61/*
62 * Bluetooth raw HCI sockets
63 */
64
65static struct pr_usrreqs ng_btsocket_hci_raw_usrreqs = {
66 .pru_abort = ng_btsocket_hci_raw_abort,
67 .pru_attach = ng_btsocket_hci_raw_attach,
68 .pru_bind = ng_btsocket_hci_raw_bind,
69 .pru_connect = ng_btsocket_hci_raw_connect,
70 .pru_control = ng_btsocket_hci_raw_control,
71 .pru_detach = ng_btsocket_hci_raw_detach,
72 .pru_disconnect = ng_btsocket_hci_raw_disconnect,
73 .pru_peeraddr = ng_btsocket_hci_raw_peeraddr,
74 .pru_send = ng_btsocket_hci_raw_send,
75 .pru_shutdown = NULL,
76 .pru_sockaddr = ng_btsocket_hci_raw_sockaddr,
77};
78
79/*
80 * Bluetooth raw L2CAP sockets
81 */
82
83static struct pr_usrreqs ng_btsocket_l2cap_raw_usrreqs = {
84 .pru_abort = ng_btsocket_l2cap_raw_abort,
85 .pru_attach = ng_btsocket_l2cap_raw_attach,
86 .pru_bind = ng_btsocket_l2cap_raw_bind,
87 .pru_connect = ng_btsocket_l2cap_raw_connect,
88 .pru_control = ng_btsocket_l2cap_raw_control,
89 .pru_detach = ng_btsocket_l2cap_raw_detach,
90 .pru_disconnect = ng_btsocket_l2cap_raw_disconnect,
91 .pru_peeraddr = ng_btsocket_l2cap_raw_peeraddr,
92 .pru_send = ng_btsocket_l2cap_raw_send,
93 .pru_shutdown = NULL,
94 .pru_sockaddr = ng_btsocket_l2cap_raw_sockaddr,
95};
96
97/*
98 * Bluetooth SEQPACKET L2CAP sockets
99 */
100
101static struct pr_usrreqs ng_btsocket_l2cap_usrreqs = {
102 .pru_abort = ng_btsocket_l2cap_abort,
103 .pru_accept = ng_btsocket_l2cap_accept,
104 .pru_attach = ng_btsocket_l2cap_attach,
105 .pru_bind = ng_btsocket_l2cap_bind,
106 .pru_connect = ng_btsocket_l2cap_connect,
107 .pru_control = ng_btsocket_l2cap_control,
108 .pru_detach = ng_btsocket_l2cap_detach,
109 .pru_disconnect = ng_btsocket_l2cap_disconnect,
110 .pru_listen = ng_btsocket_l2cap_listen,
111 .pru_peeraddr = ng_btsocket_l2cap_peeraddr,
112 .pru_send = ng_btsocket_l2cap_send,
113 .pru_shutdown = NULL,
114 .pru_sockaddr = ng_btsocket_l2cap_sockaddr,
115};
116
117/*
118 * Bluetooth STREAM RFCOMM sockets
119 */
120
121static struct pr_usrreqs ng_btsocket_rfcomm_usrreqs = {
122 .pru_abort = ng_btsocket_rfcomm_abort,
123 .pru_accept = ng_btsocket_rfcomm_accept,
124 .pru_attach = ng_btsocket_rfcomm_attach,
125 .pru_bind = ng_btsocket_rfcomm_bind,
126 .pru_connect = ng_btsocket_rfcomm_connect,
127 .pru_control = ng_btsocket_rfcomm_control,
128 .pru_detach = ng_btsocket_rfcomm_detach,
129 .pru_disconnect = ng_btsocket_rfcomm_disconnect,
130 .pru_listen = ng_btsocket_rfcomm_listen,
131 .pru_peeraddr = ng_btsocket_rfcomm_peeraddr,
132 .pru_send = ng_btsocket_rfcomm_send,
133 .pru_shutdown = NULL,
134 .pru_sockaddr = ng_btsocket_rfcomm_sockaddr,
135};
136
137/*
138 * Definitions of protocols supported in the BLUETOOTH domain
139 */
140
141static struct protosw ng_btsocket_protosw[] = {
142{
143 SOCK_RAW, /* protocol type */
144 &ng_btsocket_domain, /* backpointer to domain */
145 BLUETOOTH_PROTO_HCI, /* protocol */
146 PR_ATOMIC | PR_ADDR, /* flags */
147 NULL, NULL, NULL, /* input, output, ctlinput */
148 ng_btsocket_hci_raw_ctloutput, /* ctloutput */
149 NULL, /* ousrreq() */
150 ng_btsocket_hci_raw_init, /* init */
151 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
152 &ng_btsocket_hci_raw_usrreqs, /* usrreq table (above) */
153 /* { NULL } */ /* pfh (protocol filter head?) */
154},
155{
156 SOCK_RAW, /* protocol type */
157 &ng_btsocket_domain, /* backpointer to domain */
158 BLUETOOTH_PROTO_L2CAP, /* protocol */
159 PR_ATOMIC | PR_ADDR, /* flags */
160 NULL, NULL, NULL, /* input, output, ctlinput */
161 NULL, /* ctloutput */
162 NULL, /* ousrreq() */
163 ng_btsocket_l2cap_raw_init, /* init */
164 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
165 &ng_btsocket_l2cap_raw_usrreqs, /* usrreq table (above) */
166 /* { NULL } */ /* pfh (protocol filter head?) */
167},
168{
169 SOCK_SEQPACKET, /* protocol type */
170 &ng_btsocket_domain, /* backpointer to domain */
171 BLUETOOTH_PROTO_L2CAP, /* protocol */
172 PR_ATOMIC | PR_CONNREQUIRED, /* flags */
173 NULL, NULL, NULL, /* input, output, ctlinput */
174 ng_btsocket_l2cap_ctloutput, /* ctloutput */
175 NULL, /* ousrreq() */
176 ng_btsocket_l2cap_init, /* init */
177 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
178 &ng_btsocket_l2cap_usrreqs, /* usrreq table (above) */
179 /* { NULL } */ /* pfh (protocol filter head?) */
180},
181{
182 SOCK_STREAM, /* protocol type */
183 &ng_btsocket_domain, /* backpointer to domain */
184 BLUETOOTH_PROTO_RFCOMM, /* protocol */
185 PR_CONNREQUIRED, /* flags */
186 NULL, NULL, NULL, /* input, output, ctlinput */
187 ng_btsocket_rfcomm_ctloutput, /* ctloutput */
188 NULL, /* ousrreq() */
189 ng_btsocket_rfcomm_init, /* init */
190 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
191 &ng_btsocket_rfcomm_usrreqs, /* usrreq table (above) */
192 /* { NULL } */ /* pfh (protocol filter head?) */
193}
194};
195#define ng_btsocket_protosw_size \
196 (sizeof(ng_btsocket_protosw)/sizeof(ng_btsocket_protosw[0]))
197#define ng_btsocket_protosw_end \
198 &ng_btsocket_protosw[ng_btsocket_protosw_size]
199
200/*
201 * BLUETOOTH domain
202 */
203
204struct domain ng_btsocket_domain = {
205 AF_BLUETOOTH, /* family */
206 "bluetooth", /* domain name */
207 NULL, /* init() */
208 NULL, /* externalize() */
209 NULL, /* dispose() */
210 ng_btsocket_protosw, /* protosw entry */
211 ng_btsocket_protosw_end, /* end of protosw entries */
212 NULL, /* next domain in list */
213 NULL, /* rtattach() */
214 0, /* arg to rtattach in bits */
215 0 /* maxrtkey */
216};
217
218/*
219 * Socket sysctl tree
220 */
221
222SYSCTL_NODE(_net_bluetooth_hci, OID_AUTO, sockets, CTLFLAG_RW,
223 0, "Bluetooth HCI sockets family");
224SYSCTL_NODE(_net_bluetooth_l2cap, OID_AUTO, sockets, CTLFLAG_RW,
225 0, "Bluetooth L2CAP sockets family");
226SYSCTL_NODE(_net_bluetooth_rfcomm, OID_AUTO, sockets, CTLFLAG_RW,
227 0, "Bluetooth RFCOMM sockets family");
228
229/*
230 * Module
231 */
232
233static moduledata_t ng_btsocket_mod = {
234 "ng_btsocket",
235 ng_btsocket_modevent,
236 NULL
237};
238
239DECLARE_MODULE(ng_btsocket, ng_btsocket_mod, SI_SUB_PROTO_DOMAIN,
240 SI_ORDER_ANY);
241MODULE_VERSION(ng_btsocket, NG_BLUETOOTH_VERSION);
242MODULE_DEPEND(ng_btsocket, ng_bluetooth, NG_BLUETOOTH_VERSION,
243 NG_BLUETOOTH_VERSION, NG_BLUETOOTH_VERSION);
244MODULE_DEPEND(ng_btsocket, netgraph, NG_ABI_VERSION,
245 NG_ABI_VERSION, NG_ABI_VERSION);
246
247/*
248 * Handle loading and unloading for this node type.
249 * This is to handle auxiliary linkages (e.g protocol domain addition).
250 */
251
252static int
253ng_btsocket_modevent(module_t mod, int event, void *data)
254{
255 int error = 0;
256
257 switch (event) {
258 case MOD_LOAD:
259 net_add_domain(&ng_btsocket_domain);
260 break;
261
262 case MOD_UNLOAD:
263 /* XXX can't unload protocol domain yet */
264 error = EBUSY;
265 break;
266
267 default:
268 error = EOPNOTSUPP;
269 break;
270 }
271
272 return (error);
273} /* ng_btsocket_modevent */
274