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.
26 * $Id: bluetooth.h,v 1.8 2002/04/17 17:37:20 maxk Exp $
32 #include <asm/types.h>
33 #include <asm/byteorder.h>
34 #include <linux/list.h>
35 #include <linux/poll.h>
39 #define AF_BLUETOOTH 31
40 #define PF_BLUETOOTH AF_BLUETOOTH
43 /* Reserv for core and drivers use */
44 #define BT_SKB_RESERVE 8
46 #define BTPROTO_L2CAP 0
49 #define BTPROTO_RFCOMM 3
50 #define BTPROTO_BNEP 4
57 #define BT_INFO(fmt, arg...) printk(KERN_INFO "Bluetooth: " fmt "\n" , ## arg)
58 #define BT_DBG(fmt, arg...) printk(KERN_INFO "%s: " fmt "\n" , __FUNCTION__ , ## arg)
59 #define BT_ERR(fmt, arg...) printk(KERN_ERR "%s: " fmt "\n" , __FUNCTION__ , ## arg)
62 #define BT_DMP(buf, len) bt_dump(__FUNCTION__, buf, len)
67 extern struct proc_dir_entry *proc_bt;
69 /* Connection and socket states */
71 BT_CONNECTED = 1, /* Equal to TCP_ESTABLISHED to make net code happy */
82 /* Endianness conversions */
83 #define htobs(a) __cpu_to_le16(a)
84 #define htobl(a) __cpu_to_le32(a)
85 #define btohs(a) __le16_to_cpu(a)
86 #define btohl(a) __le32_to_cpu(a)
91 } __attribute__((packed)) bdaddr_t;
93 #define BDADDR_ANY (&(bdaddr_t) {{0, 0, 0, 0, 0, 0}})
94 #define BDADDR_LOCAL (&(bdaddr_t) {{0, 0, 0, 0xff, 0xff, 0xff}})
96 /* Copy, swap, convert BD Address */
97 static inline int bacmp(bdaddr_t *ba1, bdaddr_t *ba2)
99 return memcmp(ba1, ba2, sizeof(bdaddr_t));
101 static inline void bacpy(bdaddr_t *dst, bdaddr_t *src)
103 memcpy(dst, src, sizeof(bdaddr_t));
106 void baswap(bdaddr_t *dst, bdaddr_t *src);
107 char *batostr(bdaddr_t *ba);
108 bdaddr_t *strtoba(char *str);
110 /* Common socket structures and functions */
112 #define bt_sk(__sk) ((struct bt_sock *) __sk)
118 struct list_head accept_q;
122 struct bt_sock_list {
123 struct hlist_head head;
127 int bt_sock_register(int proto, struct net_proto_family *ops);
128 int bt_sock_unregister(int proto);
129 struct sock *bt_sock_alloc(struct socket *sock, int proto, int pi_size, int prio);
130 void bt_sock_link(struct bt_sock_list *l, struct sock *s);
131 void bt_sock_unlink(struct bt_sock_list *l, struct sock *s);
132 int bt_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, int len, int flags);
133 uint bt_sock_poll(struct file * file, struct socket *sock, poll_table *wait);
134 int bt_sock_wait_state(struct sock *sk, int state, unsigned long timeo);
136 void bt_accept_enqueue(struct sock *parent, struct sock *sk);
137 struct sock *bt_accept_dequeue(struct sock *parent, struct socket *newsock);
143 #define bt_cb(skb) ((struct bt_skb_cb *)(skb->cb))
145 static inline struct sk_buff *bt_skb_alloc(unsigned int len, int how)
149 if ((skb = alloc_skb(len + BT_SKB_RESERVE, how))) {
150 skb_reserve(skb, BT_SKB_RESERVE);
151 bt_cb(skb)->incoming = 0;
156 static inline struct sk_buff *bt_skb_send_alloc(struct sock *sk, unsigned long len,
161 if ((skb = sock_alloc_send_skb(sk, len + BT_SKB_RESERVE, nb, err))) {
162 skb_reserve(skb, BT_SKB_RESERVE);
163 bt_cb(skb)->incoming = 0;
169 static inline int skb_frags_no(struct sk_buff *skb)
171 register struct sk_buff *frag = skb_shinfo(skb)->frag_list;
174 for (; frag; frag=frag->next, n++);
178 void bt_dump(char *pref, __u8 *buf, int count);
180 int bt_err(__u16 code);
182 #endif /* __BLUETOOTH_H */