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
55 #define BT_INFO(fmt, arg...) printk(KERN_INFO "Bluetooth: " fmt "\n" , ## arg)
56 #define BT_DBG(fmt, arg...) printk(KERN_INFO "%s: " fmt "\n" , __FUNCTION__ , ## arg)
57 #define BT_ERR(fmt, arg...) printk(KERN_ERR "%s: " fmt "\n" , __FUNCTION__ , ## arg)
60 #define BT_DMP(buf, len) bt_dump(__FUNCTION__, buf, len)
65 extern struct proc_dir_entry *proc_bt;
67 /* Connection and socket states */
69 BT_CONNECTED = 1, /* Equal to TCP_ESTABLISHED to make net code happy */
80 /* Endianness conversions */
81 #define htobs(a) __cpu_to_le16(a)
82 #define htobl(a) __cpu_to_le32(a)
83 #define btohs(a) __le16_to_cpu(a)
84 #define btohl(a) __le32_to_cpu(a)
89 } __attribute__((packed)) bdaddr_t;
91 #define BDADDR_ANY (&(bdaddr_t) {{0, 0, 0, 0, 0, 0}})
92 #define BDADDR_LOCAL (&(bdaddr_t) {{0, 0, 0, 0xff, 0xff, 0xff}})
94 /* Copy, swap, convert BD Address */
95 static inline int bacmp(bdaddr_t *ba1, bdaddr_t *ba2)
97 return memcmp(ba1, ba2, sizeof(bdaddr_t));
99 static inline void bacpy(bdaddr_t *dst, bdaddr_t *src)
101 memcpy(dst, src, sizeof(bdaddr_t));
104 void baswap(bdaddr_t *dst, bdaddr_t *src);
105 char *batostr(bdaddr_t *ba);
106 bdaddr_t *strtoba(char *str);
108 /* Common socket structures and functions */
110 #define bt_sk(__sk) ((struct bt_sock *) __sk)
116 struct list_head accept_q;
120 struct bt_sock_list {
121 struct hlist_head head;
125 int bt_sock_register(int proto, struct net_proto_family *ops);
126 int bt_sock_unregister(int proto);
127 struct sock *bt_sock_alloc(struct socket *sock, int proto, int pi_size, int prio);
128 void bt_sock_link(struct bt_sock_list *l, struct sock *s);
129 void bt_sock_unlink(struct bt_sock_list *l, struct sock *s);
130 int bt_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t len, int flags);
131 uint bt_sock_poll(struct file * file, struct socket *sock, poll_table *wait);
132 int bt_sock_wait_state(struct sock *sk, int state, unsigned long timeo);
134 void bt_accept_enqueue(struct sock *parent, struct sock *sk);
135 struct sock *bt_accept_dequeue(struct sock *parent, struct socket *newsock);
141 #define bt_cb(skb) ((struct bt_skb_cb *)(skb->cb))
143 static inline struct sk_buff *bt_skb_alloc(unsigned int len, int how)
147 if ((skb = alloc_skb(len + BT_SKB_RESERVE, how))) {
148 skb_reserve(skb, BT_SKB_RESERVE);
149 bt_cb(skb)->incoming = 0;
154 static inline struct sk_buff *bt_skb_send_alloc(struct sock *sk, unsigned long len,
159 if ((skb = sock_alloc_send_skb(sk, len + BT_SKB_RESERVE, nb, err))) {
160 skb_reserve(skb, BT_SKB_RESERVE);
161 bt_cb(skb)->incoming = 0;
167 static inline int skb_frags_no(struct sk_buff *skb)
169 register struct sk_buff *frag = skb_shinfo(skb)->frag_list;
172 for (; frag; frag=frag->next, n++);
176 void bt_dump(char *pref, __u8 *buf, int count);
178 int bt_err(__u16 code);
180 #endif /* __BLUETOOTH_H */