1/* 2 BlueZ - Bluetooth protocol stack for Linux 3 Copyright (C) 2000-2001 Qualcomm Incorporated 4 5 Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com> 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 */ 37struct sockaddr_sco { 38 sa_family_t sco_family; 39 bdaddr_t sco_bdaddr; 40}; 41 42/* SCO socket options */ 43#define SCO_OPTIONS 0x01 44struct sco_options { 45 __u16 mtu; 46}; 47 48#define SCO_CONNINFO 0x02 49struct sco_conninfo { 50 __u16 hci_handle; 51 __u8 dev_class[3]; 52}; 53 54/* ---- SCO connections ---- */ 55struct sco_conn { 56 struct hci_conn *hcon; 57 58 bdaddr_t *dst; 59 bdaddr_t *src; 60 61 spinlock_t lock; 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 73struct sco_pinfo { 74 struct bt_sock bt; 75 __u32 flags; 76 struct sco_conn *conn; 77}; 78 79#endif /* __SCO_H */ 80