2 BlueZ - Bluetooth protocol stack for Linux
3 Copyright (C) 2000-2001 Qualcomm Incorporated
5 Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
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;
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.
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.
28 #include <asm/types.h>
29 #include <asm/byteorder.h>
30 #include <linux/list.h>
31 #include <linux/poll.h>
35 #define AF_BLUETOOTH 31
36 #define PF_BLUETOOTH AF_BLUETOOTH
39 /* Reserv for core and drivers use */
40 #define BT_SKB_RESERVE 8
42 #define BTPROTO_L2CAP 0
45 #define BTPROTO_RFCOMM 3
46 #define BTPROTO_BNEP 4
47 #define BTPROTO_CMTP 5
48 #define BTPROTO_HIDP 6
49 #define BTPROTO_AVDTP 7
60 #define BT_SECURITY_SDP 0
61 #define BT_SECURITY_LOW 1
62 #define BT_SECURITY_MEDIUM 2
63 #define BT_SECURITY_HIGH 3
65 #define BT_DEFER_SETUP 7
67 #define BT_INFO(fmt, arg...) printk(KERN_INFO "Bluetooth: " fmt "\n" , ## arg)
68 #define BT_ERR(fmt, arg...) printk(KERN_ERR "%s: " fmt "\n" , __func__ , ## arg)
69 #define BT_DBG(fmt, arg...) pr_debug("%s: " fmt "\n" , __func__ , ## arg)
71 /* Connection and socket states */
73 BT_CONNECTED
= 1, /* Equal to TCP_ESTABLISHED to make net code happy */
87 } __attribute__((packed
)) bdaddr_t
;
89 #define BDADDR_ANY (&(bdaddr_t) {{0, 0, 0, 0, 0, 0}})
90 #define BDADDR_LOCAL (&(bdaddr_t) {{0, 0, 0, 0xff, 0xff, 0xff}})
92 /* Copy, swap, convert BD Address */
93 static inline int bacmp(bdaddr_t
*ba1
, bdaddr_t
*ba2
)
95 return memcmp(ba1
, ba2
, sizeof(bdaddr_t
));
97 static inline void bacpy(bdaddr_t
*dst
, bdaddr_t
*src
)
99 memcpy(dst
, src
, sizeof(bdaddr_t
));
102 void baswap(bdaddr_t
*dst
, bdaddr_t
*src
);
103 char *batostr(bdaddr_t
*ba
);
104 bdaddr_t
*strtoba(char *str
);
106 /* Common socket structures and functions */
108 #define bt_sk(__sk) ((struct bt_sock *) __sk)
114 struct list_head accept_q
;
119 struct bt_sock_list
{
120 struct hlist_head head
;
124 int bt_sock_register(int proto
, const struct net_proto_family
*ops
);
125 int bt_sock_unregister(int proto
);
126 void bt_sock_link(struct bt_sock_list
*l
, struct sock
*s
);
127 void bt_sock_unlink(struct bt_sock_list
*l
, struct sock
*s
);
128 int bt_sock_recvmsg(struct kiocb
*iocb
, struct socket
*sock
, struct msghdr
*msg
, size_t len
, int flags
);
129 uint
bt_sock_poll(struct file
* file
, struct socket
*sock
, poll_table
*wait
);
130 int bt_sock_ioctl(struct socket
*sock
, unsigned int cmd
, unsigned long arg
);
131 int bt_sock_wait_state(struct sock
*sk
, int state
, unsigned long timeo
);
133 void bt_accept_enqueue(struct sock
*parent
, struct sock
*sk
);
134 void bt_accept_unlink(struct sock
*sk
);
135 struct sock
*bt_accept_dequeue(struct sock
*parent
, struct socket
*newsock
);
145 #define bt_cb(skb) ((struct bt_skb_cb *)((skb)->cb))
147 static inline struct sk_buff
*bt_skb_alloc(unsigned int len
, gfp_t how
)
151 if ((skb
= alloc_skb(len
+ BT_SKB_RESERVE
, how
))) {
152 skb_reserve(skb
, BT_SKB_RESERVE
);
153 bt_cb(skb
)->incoming
= 0;
158 static inline struct sk_buff
*bt_skb_send_alloc(struct sock
*sk
, unsigned long len
,
163 if ((skb
= sock_alloc_send_skb(sk
, len
+ BT_SKB_RESERVE
, nb
, err
))) {
164 skb_reserve(skb
, BT_SKB_RESERVE
);
165 bt_cb(skb
)->incoming
= 0;
171 int bt_err(__u16 code
);
173 extern int hci_sock_init(void);
174 extern void hci_sock_cleanup(void);
176 extern int bt_sysfs_init(void);
177 extern void bt_sysfs_cleanup(void);
179 extern struct class *bt_class
;
181 #endif /* __BLUETOOTH_H */