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ng_btsocket.c (137386) ng_btsocket.c (138238)
1/*
2 * ng_btsocket.c
3 *
4 * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $Id: ng_btsocket.c,v 1.4 2003/09/14 23:29:06 max Exp $
1/*
2 * ng_btsocket.c
3 *
4 * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $Id: ng_btsocket.c,v 1.4 2003/09/14 23:29:06 max Exp $
29 * $FreeBSD: head/sys/netgraph/bluetooth/socket/ng_btsocket.c 137386 2004-11-08 14:44:54Z phk $
29 * $FreeBSD: head/sys/netgraph/bluetooth/socket/ng_btsocket.c 138238 2004-11-30 22:28:50Z mlaier $
30 */
31
32#include <sys/param.h>
33#include <sys/systm.h>
34#include <sys/bitstring.h>
35#include <sys/errno.h>
36#include <sys/domain.h>
37#include <sys/kernel.h>
38#include <sys/lock.h>
39#include <sys/mbuf.h>
40#include <sys/mutex.h>
41#include <sys/protosw.h>
42#include <sys/socket.h>
43#include <sys/socketvar.h>
44#include <sys/sysctl.h>
45#include <sys/taskqueue.h>
46#include <netgraph/ng_message.h>
47#include <netgraph/netgraph.h>
48#include <netgraph/bluetooth/include/ng_bluetooth.h>
49#include <netgraph/bluetooth/include/ng_hci.h>
50#include <netgraph/bluetooth/include/ng_l2cap.h>
51#include <netgraph/bluetooth/include/ng_btsocket.h>
52#include <netgraph/bluetooth/include/ng_btsocket_hci_raw.h>
53#include <netgraph/bluetooth/include/ng_btsocket_l2cap.h>
54#include <netgraph/bluetooth/include/ng_btsocket_rfcomm.h>
55
56static int ng_btsocket_modevent (module_t, int, void *);
57extern struct domain ng_btsocket_domain;
58
59/*
60 * Bluetooth raw HCI sockets
61 */
62
63static struct pr_usrreqs ng_btsocket_hci_raw_usrreqs = {
64 .pru_abort = ng_btsocket_hci_raw_abort,
65 .pru_attach = ng_btsocket_hci_raw_attach,
66 .pru_bind = ng_btsocket_hci_raw_bind,
67 .pru_connect = ng_btsocket_hci_raw_connect,
68 .pru_control = ng_btsocket_hci_raw_control,
69 .pru_detach = ng_btsocket_hci_raw_detach,
70 .pru_disconnect = ng_btsocket_hci_raw_disconnect,
71 .pru_peeraddr = ng_btsocket_hci_raw_peeraddr,
72 .pru_send = ng_btsocket_hci_raw_send,
73 .pru_shutdown = NULL,
74 .pru_sockaddr = ng_btsocket_hci_raw_sockaddr,
75};
76
77/*
78 * Bluetooth raw L2CAP sockets
79 */
80
81static struct pr_usrreqs ng_btsocket_l2cap_raw_usrreqs = {
82 .pru_abort = ng_btsocket_l2cap_raw_abort,
83 .pru_attach = ng_btsocket_l2cap_raw_attach,
84 .pru_bind = ng_btsocket_l2cap_raw_bind,
85 .pru_connect = ng_btsocket_l2cap_raw_connect,
86 .pru_control = ng_btsocket_l2cap_raw_control,
87 .pru_detach = ng_btsocket_l2cap_raw_detach,
88 .pru_disconnect = ng_btsocket_l2cap_raw_disconnect,
89 .pru_peeraddr = ng_btsocket_l2cap_raw_peeraddr,
90 .pru_send = ng_btsocket_l2cap_raw_send,
91 .pru_shutdown = NULL,
92 .pru_sockaddr = ng_btsocket_l2cap_raw_sockaddr,
93};
94
95/*
96 * Bluetooth SEQPACKET L2CAP sockets
97 */
98
99static struct pr_usrreqs ng_btsocket_l2cap_usrreqs = {
100 .pru_abort = ng_btsocket_l2cap_abort,
101 .pru_accept = ng_btsocket_l2cap_accept,
102 .pru_attach = ng_btsocket_l2cap_attach,
103 .pru_bind = ng_btsocket_l2cap_bind,
104 .pru_connect = ng_btsocket_l2cap_connect,
105 .pru_control = ng_btsocket_l2cap_control,
106 .pru_detach = ng_btsocket_l2cap_detach,
107 .pru_disconnect = ng_btsocket_l2cap_disconnect,
108 .pru_listen = ng_btsocket_l2cap_listen,
109 .pru_peeraddr = ng_btsocket_l2cap_peeraddr,
110 .pru_send = ng_btsocket_l2cap_send,
111 .pru_shutdown = NULL,
112 .pru_sockaddr = ng_btsocket_l2cap_sockaddr,
113};
114
115/*
116 * Bluetooth STREAM RFCOMM sockets
117 */
118
119static struct pr_usrreqs ng_btsocket_rfcomm_usrreqs = {
120 .pru_abort = ng_btsocket_rfcomm_abort,
121 .pru_accept = ng_btsocket_rfcomm_accept,
122 .pru_attach = ng_btsocket_rfcomm_attach,
123 .pru_bind = ng_btsocket_rfcomm_bind,
124 .pru_connect = ng_btsocket_rfcomm_connect,
125 .pru_control = ng_btsocket_rfcomm_control,
126 .pru_detach = ng_btsocket_rfcomm_detach,
127 .pru_disconnect = ng_btsocket_rfcomm_disconnect,
128 .pru_listen = ng_btsocket_rfcomm_listen,
129 .pru_peeraddr = ng_btsocket_rfcomm_peeraddr,
130 .pru_send = ng_btsocket_rfcomm_send,
131 .pru_shutdown = NULL,
132 .pru_sockaddr = ng_btsocket_rfcomm_sockaddr,
133};
134
135/*
136 * Definitions of protocols supported in the BLUETOOTH domain
137 */
138
139static struct protosw ng_btsocket_protosw[] = {
140{
141 SOCK_RAW, /* protocol type */
142 &ng_btsocket_domain, /* backpointer to domain */
143 BLUETOOTH_PROTO_HCI, /* protocol */
144 PR_ATOMIC | PR_ADDR, /* flags */
145 NULL, NULL, NULL, /* input, output, ctlinput */
146 ng_btsocket_hci_raw_ctloutput, /* ctloutput */
147 NULL, /* ousrreq() */
148 ng_btsocket_hci_raw_init, /* init */
149 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
150 &ng_btsocket_hci_raw_usrreqs, /* usrreq table (above) */
151 /* { NULL } */ /* pfh (protocol filter head?) */
152},
153{
154 SOCK_RAW, /* protocol type */
155 &ng_btsocket_domain, /* backpointer to domain */
156 BLUETOOTH_PROTO_L2CAP, /* protocol */
157 PR_ATOMIC | PR_ADDR, /* flags */
158 NULL, NULL, NULL, /* input, output, ctlinput */
159 NULL, /* ctloutput */
160 NULL, /* ousrreq() */
161 ng_btsocket_l2cap_raw_init, /* init */
162 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
163 &ng_btsocket_l2cap_raw_usrreqs, /* usrreq table (above) */
164 /* { NULL } */ /* pfh (protocol filter head?) */
165},
166{
167 SOCK_SEQPACKET, /* protocol type */
168 &ng_btsocket_domain, /* backpointer to domain */
169 BLUETOOTH_PROTO_L2CAP, /* protocol */
170 PR_ATOMIC | PR_CONNREQUIRED, /* flags */
171 NULL, NULL, NULL, /* input, output, ctlinput */
172 ng_btsocket_l2cap_ctloutput, /* ctloutput */
173 NULL, /* ousrreq() */
174 ng_btsocket_l2cap_init, /* init */
175 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
176 &ng_btsocket_l2cap_usrreqs, /* usrreq table (above) */
177 /* { NULL } */ /* pfh (protocol filter head?) */
178},
179{
180 SOCK_STREAM, /* protocol type */
181 &ng_btsocket_domain, /* backpointer to domain */
182 BLUETOOTH_PROTO_RFCOMM, /* protocol */
183 PR_ATOMIC | PR_CONNREQUIRED, /* flags */
184 NULL, NULL, NULL, /* input, output, ctlinput */
185 ng_btsocket_rfcomm_ctloutput, /* ctloutput */
186 NULL, /* ousrreq() */
187 ng_btsocket_rfcomm_init, /* init */
188 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
189 &ng_btsocket_rfcomm_usrreqs, /* usrreq table (above) */
190 /* { NULL } */ /* pfh (protocol filter head?) */
191}
192};
193#define ng_btsocket_protosw_size \
194 (sizeof(ng_btsocket_protosw)/sizeof(ng_btsocket_protosw[0]))
195#define ng_btsocket_protosw_end \
196 &ng_btsocket_protosw[ng_btsocket_protosw_size]
197
198/*
199 * BLUETOOTH domain
200 */
201
202struct domain ng_btsocket_domain = {
203 AF_BLUETOOTH, /* family */
204 "bluetooth", /* domain name */
205 NULL, /* init() */
206 NULL, /* externalize() */
207 NULL, /* dispose() */
208 ng_btsocket_protosw, /* protosw entry */
209 ng_btsocket_protosw_end, /* end of protosw entries */
210 NULL, /* next domain in list */
211 NULL, /* rtattach() */
212 0, /* arg to rtattach in bits */
213 0 /* maxrtkey */
214};
215
216/*
217 * Socket sysctl tree
218 */
219
220SYSCTL_NODE(_net_bluetooth_hci, OID_AUTO, sockets, CTLFLAG_RW,
221 0, "Bluetooth HCI sockets family");
222SYSCTL_NODE(_net_bluetooth_l2cap, OID_AUTO, sockets, CTLFLAG_RW,
223 0, "Bluetooth L2CAP sockets family");
224SYSCTL_NODE(_net_bluetooth_rfcomm, OID_AUTO, sockets, CTLFLAG_RW,
225 0, "Bluetooth RFCOMM sockets family");
226
227/*
228 * Module
229 */
230
231static moduledata_t ng_btsocket_mod = {
232 "ng_btsocket",
233 ng_btsocket_modevent,
234 NULL
235};
236
30 */
31
32#include <sys/param.h>
33#include <sys/systm.h>
34#include <sys/bitstring.h>
35#include <sys/errno.h>
36#include <sys/domain.h>
37#include <sys/kernel.h>
38#include <sys/lock.h>
39#include <sys/mbuf.h>
40#include <sys/mutex.h>
41#include <sys/protosw.h>
42#include <sys/socket.h>
43#include <sys/socketvar.h>
44#include <sys/sysctl.h>
45#include <sys/taskqueue.h>
46#include <netgraph/ng_message.h>
47#include <netgraph/netgraph.h>
48#include <netgraph/bluetooth/include/ng_bluetooth.h>
49#include <netgraph/bluetooth/include/ng_hci.h>
50#include <netgraph/bluetooth/include/ng_l2cap.h>
51#include <netgraph/bluetooth/include/ng_btsocket.h>
52#include <netgraph/bluetooth/include/ng_btsocket_hci_raw.h>
53#include <netgraph/bluetooth/include/ng_btsocket_l2cap.h>
54#include <netgraph/bluetooth/include/ng_btsocket_rfcomm.h>
55
56static int ng_btsocket_modevent (module_t, int, void *);
57extern struct domain ng_btsocket_domain;
58
59/*
60 * Bluetooth raw HCI sockets
61 */
62
63static struct pr_usrreqs ng_btsocket_hci_raw_usrreqs = {
64 .pru_abort = ng_btsocket_hci_raw_abort,
65 .pru_attach = ng_btsocket_hci_raw_attach,
66 .pru_bind = ng_btsocket_hci_raw_bind,
67 .pru_connect = ng_btsocket_hci_raw_connect,
68 .pru_control = ng_btsocket_hci_raw_control,
69 .pru_detach = ng_btsocket_hci_raw_detach,
70 .pru_disconnect = ng_btsocket_hci_raw_disconnect,
71 .pru_peeraddr = ng_btsocket_hci_raw_peeraddr,
72 .pru_send = ng_btsocket_hci_raw_send,
73 .pru_shutdown = NULL,
74 .pru_sockaddr = ng_btsocket_hci_raw_sockaddr,
75};
76
77/*
78 * Bluetooth raw L2CAP sockets
79 */
80
81static struct pr_usrreqs ng_btsocket_l2cap_raw_usrreqs = {
82 .pru_abort = ng_btsocket_l2cap_raw_abort,
83 .pru_attach = ng_btsocket_l2cap_raw_attach,
84 .pru_bind = ng_btsocket_l2cap_raw_bind,
85 .pru_connect = ng_btsocket_l2cap_raw_connect,
86 .pru_control = ng_btsocket_l2cap_raw_control,
87 .pru_detach = ng_btsocket_l2cap_raw_detach,
88 .pru_disconnect = ng_btsocket_l2cap_raw_disconnect,
89 .pru_peeraddr = ng_btsocket_l2cap_raw_peeraddr,
90 .pru_send = ng_btsocket_l2cap_raw_send,
91 .pru_shutdown = NULL,
92 .pru_sockaddr = ng_btsocket_l2cap_raw_sockaddr,
93};
94
95/*
96 * Bluetooth SEQPACKET L2CAP sockets
97 */
98
99static struct pr_usrreqs ng_btsocket_l2cap_usrreqs = {
100 .pru_abort = ng_btsocket_l2cap_abort,
101 .pru_accept = ng_btsocket_l2cap_accept,
102 .pru_attach = ng_btsocket_l2cap_attach,
103 .pru_bind = ng_btsocket_l2cap_bind,
104 .pru_connect = ng_btsocket_l2cap_connect,
105 .pru_control = ng_btsocket_l2cap_control,
106 .pru_detach = ng_btsocket_l2cap_detach,
107 .pru_disconnect = ng_btsocket_l2cap_disconnect,
108 .pru_listen = ng_btsocket_l2cap_listen,
109 .pru_peeraddr = ng_btsocket_l2cap_peeraddr,
110 .pru_send = ng_btsocket_l2cap_send,
111 .pru_shutdown = NULL,
112 .pru_sockaddr = ng_btsocket_l2cap_sockaddr,
113};
114
115/*
116 * Bluetooth STREAM RFCOMM sockets
117 */
118
119static struct pr_usrreqs ng_btsocket_rfcomm_usrreqs = {
120 .pru_abort = ng_btsocket_rfcomm_abort,
121 .pru_accept = ng_btsocket_rfcomm_accept,
122 .pru_attach = ng_btsocket_rfcomm_attach,
123 .pru_bind = ng_btsocket_rfcomm_bind,
124 .pru_connect = ng_btsocket_rfcomm_connect,
125 .pru_control = ng_btsocket_rfcomm_control,
126 .pru_detach = ng_btsocket_rfcomm_detach,
127 .pru_disconnect = ng_btsocket_rfcomm_disconnect,
128 .pru_listen = ng_btsocket_rfcomm_listen,
129 .pru_peeraddr = ng_btsocket_rfcomm_peeraddr,
130 .pru_send = ng_btsocket_rfcomm_send,
131 .pru_shutdown = NULL,
132 .pru_sockaddr = ng_btsocket_rfcomm_sockaddr,
133};
134
135/*
136 * Definitions of protocols supported in the BLUETOOTH domain
137 */
138
139static struct protosw ng_btsocket_protosw[] = {
140{
141 SOCK_RAW, /* protocol type */
142 &ng_btsocket_domain, /* backpointer to domain */
143 BLUETOOTH_PROTO_HCI, /* protocol */
144 PR_ATOMIC | PR_ADDR, /* flags */
145 NULL, NULL, NULL, /* input, output, ctlinput */
146 ng_btsocket_hci_raw_ctloutput, /* ctloutput */
147 NULL, /* ousrreq() */
148 ng_btsocket_hci_raw_init, /* init */
149 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
150 &ng_btsocket_hci_raw_usrreqs, /* usrreq table (above) */
151 /* { NULL } */ /* pfh (protocol filter head?) */
152},
153{
154 SOCK_RAW, /* protocol type */
155 &ng_btsocket_domain, /* backpointer to domain */
156 BLUETOOTH_PROTO_L2CAP, /* protocol */
157 PR_ATOMIC | PR_ADDR, /* flags */
158 NULL, NULL, NULL, /* input, output, ctlinput */
159 NULL, /* ctloutput */
160 NULL, /* ousrreq() */
161 ng_btsocket_l2cap_raw_init, /* init */
162 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
163 &ng_btsocket_l2cap_raw_usrreqs, /* usrreq table (above) */
164 /* { NULL } */ /* pfh (protocol filter head?) */
165},
166{
167 SOCK_SEQPACKET, /* protocol type */
168 &ng_btsocket_domain, /* backpointer to domain */
169 BLUETOOTH_PROTO_L2CAP, /* protocol */
170 PR_ATOMIC | PR_CONNREQUIRED, /* flags */
171 NULL, NULL, NULL, /* input, output, ctlinput */
172 ng_btsocket_l2cap_ctloutput, /* ctloutput */
173 NULL, /* ousrreq() */
174 ng_btsocket_l2cap_init, /* init */
175 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
176 &ng_btsocket_l2cap_usrreqs, /* usrreq table (above) */
177 /* { NULL } */ /* pfh (protocol filter head?) */
178},
179{
180 SOCK_STREAM, /* protocol type */
181 &ng_btsocket_domain, /* backpointer to domain */
182 BLUETOOTH_PROTO_RFCOMM, /* protocol */
183 PR_ATOMIC | PR_CONNREQUIRED, /* flags */
184 NULL, NULL, NULL, /* input, output, ctlinput */
185 ng_btsocket_rfcomm_ctloutput, /* ctloutput */
186 NULL, /* ousrreq() */
187 ng_btsocket_rfcomm_init, /* init */
188 NULL, NULL, NULL, /* fasttimeo, slowtimo, drain */
189 &ng_btsocket_rfcomm_usrreqs, /* usrreq table (above) */
190 /* { NULL } */ /* pfh (protocol filter head?) */
191}
192};
193#define ng_btsocket_protosw_size \
194 (sizeof(ng_btsocket_protosw)/sizeof(ng_btsocket_protosw[0]))
195#define ng_btsocket_protosw_end \
196 &ng_btsocket_protosw[ng_btsocket_protosw_size]
197
198/*
199 * BLUETOOTH domain
200 */
201
202struct domain ng_btsocket_domain = {
203 AF_BLUETOOTH, /* family */
204 "bluetooth", /* domain name */
205 NULL, /* init() */
206 NULL, /* externalize() */
207 NULL, /* dispose() */
208 ng_btsocket_protosw, /* protosw entry */
209 ng_btsocket_protosw_end, /* end of protosw entries */
210 NULL, /* next domain in list */
211 NULL, /* rtattach() */
212 0, /* arg to rtattach in bits */
213 0 /* maxrtkey */
214};
215
216/*
217 * Socket sysctl tree
218 */
219
220SYSCTL_NODE(_net_bluetooth_hci, OID_AUTO, sockets, CTLFLAG_RW,
221 0, "Bluetooth HCI sockets family");
222SYSCTL_NODE(_net_bluetooth_l2cap, OID_AUTO, sockets, CTLFLAG_RW,
223 0, "Bluetooth L2CAP sockets family");
224SYSCTL_NODE(_net_bluetooth_rfcomm, OID_AUTO, sockets, CTLFLAG_RW,
225 0, "Bluetooth RFCOMM sockets family");
226
227/*
228 * Module
229 */
230
231static moduledata_t ng_btsocket_mod = {
232 "ng_btsocket",
233 ng_btsocket_modevent,
234 NULL
235};
236
237DECLARE_MODULE(ng_btsocket, ng_btsocket_mod, SI_SUB_PSEUDO, SI_ORDER_ANY);
237DECLARE_MODULE(ng_btsocket, ng_btsocket_mod, SI_SUB_PROTO_DOMAIN,
238 SI_ORDER_ANY);
238MODULE_VERSION(ng_btsocket, NG_BLUETOOTH_VERSION);
239MODULE_DEPEND(ng_btsocket, ng_bluetooth, NG_BLUETOOTH_VERSION,
240 NG_BLUETOOTH_VERSION, NG_BLUETOOTH_VERSION);
241MODULE_DEPEND(ng_btsocket, netgraph, NG_ABI_VERSION,
242 NG_ABI_VERSION, NG_ABI_VERSION);
243
244/*
245 * Handle loading and unloading for this node type.
246 * This is to handle auxiliary linkages (e.g protocol domain addition).
247 */
248
249static int
250ng_btsocket_modevent(module_t mod, int event, void *data)
251{
252 int error = 0;
253
254 switch (event) {
255 case MOD_LOAD:
256 net_add_domain(&ng_btsocket_domain);
257 break;
258
259 case MOD_UNLOAD:
260 /* XXX can't unload protocol domain yet */
261 error = EBUSY;
262 break;
263
264 default:
265 error = EOPNOTSUPP;
266 break;
267 }
268
269 return (error);
270} /* ng_btsocket_modevent */
271
239MODULE_VERSION(ng_btsocket, NG_BLUETOOTH_VERSION);
240MODULE_DEPEND(ng_btsocket, ng_bluetooth, NG_BLUETOOTH_VERSION,
241 NG_BLUETOOTH_VERSION, NG_BLUETOOTH_VERSION);
242MODULE_DEPEND(ng_btsocket, netgraph, NG_ABI_VERSION,
243 NG_ABI_VERSION, NG_ABI_VERSION);
244
245/*
246 * Handle loading and unloading for this node type.
247 * This is to handle auxiliary linkages (e.g protocol domain addition).
248 */
249
250static int
251ng_btsocket_modevent(module_t mod, int event, void *data)
252{
253 int error = 0;
254
255 switch (event) {
256 case MOD_LOAD:
257 net_add_domain(&ng_btsocket_domain);
258 break;
259
260 case MOD_UNLOAD:
261 /* XXX can't unload protocol domain yet */
262 error = EBUSY;
263 break;
264
265 default:
266 error = EOPNOTSUPP;
267 break;
268 }
269
270 return (error);
271} /* ng_btsocket_modevent */
272