Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
sco.h
Go to the documentation of this file.
1 /*
2  BlueZ - Bluetooth protocol stack for Linux
3  Copyright (C) 2000-2001 Qualcomm Incorporated
4 
5  Written 2000,2001 by Maxim Krasnyansky <[email protected]>
6 
7  This program is free software; you can redistribute it and/or modify
8  it under the terms of the GNU General Public License version 2 as
9  published by the Free Software Foundation;
10 
11  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
12  OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
14  IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
15  CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
16  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 
20  ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
21  COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
22  SOFTWARE IS DISCLAIMED.
23 */
24 
25 #ifndef __SCO_H
26 #define __SCO_H
27 
28 /* SCO defaults */
29 #define SCO_DEFAULT_MTU 500
30 #define SCO_DEFAULT_FLUSH_TO 0xFFFF
31 
32 #define SCO_CONN_TIMEOUT (HZ * 40)
33 #define SCO_DISCONN_TIMEOUT (HZ * 2)
34 #define SCO_CONN_IDLE_TIMEOUT (HZ * 60)
35 
36 /* SCO socket address */
37 struct sockaddr_sco {
39  bdaddr_t sco_bdaddr;
40 };
41 
42 /* SCO socket options */
43 #define SCO_OPTIONS 0x01
44 struct sco_options {
46 };
47 
48 #define SCO_CONNINFO 0x02
49 struct sco_conninfo {
52 };
53 
54 /* ---- SCO connections ---- */
55 struct sco_conn {
56  struct hci_conn *hcon;
57 
58  bdaddr_t *dst;
59  bdaddr_t *src;
60 
62  struct sock *sk;
63 
64  unsigned int mtu;
65 };
66 
67 #define sco_conn_lock(c) spin_lock(&c->lock);
68 #define sco_conn_unlock(c) spin_unlock(&c->lock);
69 
70 /* ----- SCO socket info ----- */
71 #define sco_pi(sk) ((struct sco_pinfo *) sk)
72 
73 struct sco_pinfo {
74  struct bt_sock bt;
76  struct sco_conn *conn;
77 };
78 
79 #endif /* __SCO_H */