2 BNEP implementation for Linux Bluetooth stack (BlueZ).
3 Copyright (C) 2001-2002 Inventel Systemes
5 David Libault <david.libault@inventel.fr>
7 Copyright (C) 2002 Maxim Krasnyansky <maxk@qualcomm.com>
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License version 2 as
11 published by the Free Software Foundation;
13 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
14 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
16 IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
17 CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
18 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
19 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
20 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22 ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
23 COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
24 SOFTWARE IS DISCLAIMED.
28 * $Id: sock.c,v 1.4 2002/08/04 21:23:58 maxk Exp $
31 #include <linux/config.h>
32 #include <linux/module.h>
34 #include <linux/types.h>
35 #include <linux/errno.h>
36 #include <linux/kernel.h>
37 #include <linux/major.h>
38 #include <linux/sched.h>
39 #include <linux/slab.h>
40 #include <linux/poll.h>
41 #include <linux/fcntl.h>
42 #include <linux/skbuff.h>
43 #include <linux/socket.h>
44 #include <linux/ioctl.h>
45 #include <linux/file.h>
46 #include <linux/init.h>
49 #include <asm/system.h>
50 #include <asm/uaccess.h>
54 #ifndef CONFIG_BT_BNEP_DEBUG
56 #define BT_DBG( A... )
59 static int bnep_sock_release(struct socket *sock)
61 struct sock *sk = sock->sk;
63 BT_DBG("sock %p sk %p", sock, sk);
73 static int bnep_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
75 struct bnep_connlist_req cl;
76 struct bnep_connadd_req ca;
77 struct bnep_conndel_req cd;
78 struct bnep_conninfo ci;
82 BT_DBG("cmd %x arg %lx", cmd, arg);
86 if (!capable(CAP_NET_ADMIN))
89 if (copy_from_user(&ca, (void *) arg, sizeof(ca)))
92 nsock = sockfd_lookup(ca.sock, &err);
96 if (nsock->sk->sk_state != BT_CONNECTED) {
101 err = bnep_add_connection(&ca, nsock);
103 if (copy_to_user((void *) arg, &ca, sizeof(ca)))
111 if (!capable(CAP_NET_ADMIN))
114 if (copy_from_user(&cd, (void *) arg, sizeof(cd)))
117 return bnep_del_connection(&cd);
119 case BNEPGETCONNLIST:
120 if (copy_from_user(&cl, (void *) arg, sizeof(cl)))
126 err = bnep_get_connlist(&cl);
127 if (!err && copy_to_user((void *) arg, &cl, sizeof(cl)))
132 case BNEPGETCONNINFO:
133 if (copy_from_user(&ci, (void *) arg, sizeof(ci)))
136 err = bnep_get_conninfo(&ci);
137 if (!err && copy_to_user((void *) arg, &ci, sizeof(ci)))
149 static struct proto_ops bnep_sock_ops = {
150 .family = PF_BLUETOOTH,
151 .owner = THIS_MODULE,
152 .release = bnep_sock_release,
153 .ioctl = bnep_sock_ioctl,
154 .bind = sock_no_bind,
155 .getname = sock_no_getname,
156 .sendmsg = sock_no_sendmsg,
157 .recvmsg = sock_no_recvmsg,
158 .poll = sock_no_poll,
159 .listen = sock_no_listen,
160 .shutdown = sock_no_shutdown,
161 .setsockopt = sock_no_setsockopt,
162 .getsockopt = sock_no_getsockopt,
163 .connect = sock_no_connect,
164 .socketpair = sock_no_socketpair,
165 .accept = sock_no_accept,
169 static int bnep_sock_create(struct socket *sock, int protocol)
173 BT_DBG("sock %p", sock);
175 if (sock->type != SOCK_RAW)
176 return -ESOCKTNOSUPPORT;
178 if (!(sk = bt_sock_alloc(sock, PF_BLUETOOTH, 0, GFP_KERNEL)))
181 sk_set_owner(sk, THIS_MODULE);
183 sock->ops = &bnep_sock_ops;
185 sock->state = SS_UNCONNECTED;
187 sk->sk_destruct = NULL;
188 sk->sk_protocol = protocol;
192 static struct net_proto_family bnep_sock_family_ops = {
193 .family = PF_BLUETOOTH,
194 .owner = THIS_MODULE,
195 .create = bnep_sock_create
198 int __init bnep_sock_init(void)
200 bt_sock_register(BTPROTO_BNEP, &bnep_sock_family_ops);
204 int __exit bnep_sock_cleanup(void)
206 if (bt_sock_unregister(BTPROTO_BNEP))
207 BT_ERR("Can't unregister BNEP socket");