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Diffstat (limited to 'include/compat/net/bluetooth/bluetooth.h')
-rwxr-xr-x | include/compat/net/bluetooth/bluetooth.h | 276 |
1 files changed, 276 insertions, 0 deletions
diff --git a/include/compat/net/bluetooth/bluetooth.h b/include/compat/net/bluetooth/bluetooth.h new file mode 100755 index 0000000..f045a32 --- /dev/null +++ b/include/compat/net/bluetooth/bluetooth.h @@ -0,0 +1,276 @@ +/* + BlueZ - Bluetooth protocol stack for Linux + Copyright (C) 2000-2001 Qualcomm Incorporated + + Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License version 2 as + published by the Free Software Foundation; + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. + IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY + CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES + WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + + ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, + COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS + SOFTWARE IS DISCLAIMED. +*/ + +#ifndef __BLUETOOTH_H +#define __BLUETOOTH_H + +#include <asm/types.h> +#include <asm/byteorder.h> +#include <linux/list.h> +#include <linux/poll.h> +#include <net/sock.h> + +#ifndef AF_BLUETOOTH +#define AF_BLUETOOTH 31 +#define PF_BLUETOOTH AF_BLUETOOTH +#endif + +/* Reserv for core and drivers use */ +#define BT_SKB_RESERVE 8 + +#define BTPROTO_L2CAP 0 +#define BTPROTO_HCI 1 +#define BTPROTO_SCO 2 +#define BTPROTO_RFCOMM 3 +#define BTPROTO_BNEP 4 +#define BTPROTO_CMTP 5 +#define BTPROTO_HIDP 6 +#define BTPROTO_AVDTP 7 + +#define SOL_HCI 0 +#define SOL_L2CAP 6 +#define SOL_SCO 17 +#define SOL_RFCOMM 18 + +#define BT_SECURITY 4 +struct bt_security { + __u8 level; + __u8 key_size; +}; +#define BT_SECURITY_SDP 0 +#define BT_SECURITY_LOW 1 +#define BT_SECURITY_MEDIUM 2 +#define BT_SECURITY_HIGH 3 + +#define BT_DEFER_SETUP 7 + +#define BT_FLUSHABLE 8 + +#define BT_FLUSHABLE_OFF 0 +#define BT_FLUSHABLE_ON 1 + +#define BT_POWER 9 +struct bt_power { + __u8 force_active; +}; +#define BT_POWER_FORCE_ACTIVE_OFF 0 +#define BT_POWER_FORCE_ACTIVE_ON 1 + +#define BT_CHANNEL_POLICY 10 + +/* BR/EDR only (default policy) + * AMP controllers cannot be used. + * Channel move requests from the remote device are denied. + * If the L2CAP channel is currently using AMP, move the channel to BR/EDR. + */ +#define BT_CHANNEL_POLICY_BREDR_ONLY 0 + +/* BR/EDR Preferred + * Allow use of AMP controllers. + * If the L2CAP channel is currently on AMP, move it to BR/EDR. + * Channel move requests from the remote device are allowed. + */ +#define BT_CHANNEL_POLICY_BREDR_PREFERRED 1 + +/* AMP Preferred + * Allow use of AMP controllers + * If the L2CAP channel is currently on BR/EDR and AMP controller + * resources are available, initiate a channel move to AMP. + * Channel move requests from the remote device are allowed. + * If the L2CAP socket has not been connected yet, try to create + * and configure the channel directly on an AMP controller rather + * than BR/EDR. + */ +#define BT_CHANNEL_POLICY_AMP_PREFERRED 2 + +__printf(2, 3) +int bt_printk(const char *level, const char *fmt, ...); + +#define BT_INFO(fmt, arg...) bt_printk(KERN_INFO, pr_fmt(fmt), ##arg) +#define BT_ERR(fmt, arg...) bt_printk(KERN_ERR, pr_fmt(fmt), ##arg) +#define BT_DBG(fmt, arg...) pr_debug(fmt "\n", ##arg) + +/* Connection and socket states */ +enum { + BT_CONNECTED = 1, /* Equal to TCP_ESTABLISHED to make net code happy */ + BT_OPEN, + BT_BOUND, + BT_LISTEN, + BT_CONNECT, + BT_CONNECT2, + BT_CONFIG, + BT_DISCONN, + BT_CLOSED +}; + +/* BD Address */ +typedef struct { + __u8 b[6]; +} __packed bdaddr_t; + +#define BDADDR_ANY (&(bdaddr_t) {{0, 0, 0, 0, 0, 0}}) +#define BDADDR_LOCAL (&(bdaddr_t) {{0, 0, 0, 0xff, 0xff, 0xff}}) + +/* Copy, swap, convert BD Address */ +static inline int bacmp(bdaddr_t *ba1, bdaddr_t *ba2) +{ + return memcmp(ba1, ba2, sizeof(bdaddr_t)); +} +static inline void bacpy(bdaddr_t *dst, bdaddr_t *src) +{ + memcpy(dst, src, sizeof(bdaddr_t)); +} + +void baswap(bdaddr_t *dst, bdaddr_t *src); +char *batostr(bdaddr_t *ba); +bdaddr_t *strtoba(char *str); + +/* Common socket structures and functions */ + +#define bt_sk(__sk) ((struct bt_sock *) __sk) + +struct bt_sock { + struct sock sk; + bdaddr_t src; + bdaddr_t dst; + struct list_head accept_q; + struct sock *parent; + u32 defer_setup; +}; + +struct bt_sock_list { + struct hlist_head head; + rwlock_t lock; +}; + +int bt_sock_register(int proto, const struct net_proto_family *ops); +int bt_sock_unregister(int proto); +void bt_sock_link(struct bt_sock_list *l, struct sock *s); +void bt_sock_unlink(struct bt_sock_list *l, struct sock *s); +int bt_sock_recvmsg(struct kiocb *iocb, struct socket *sock, + struct msghdr *msg, size_t len, int flags); +int bt_sock_stream_recvmsg(struct kiocb *iocb, struct socket *sock, + struct msghdr *msg, size_t len, int flags); +uint bt_sock_poll(struct file * file, struct socket *sock, poll_table *wait); +int bt_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg); +int bt_sock_wait_state(struct sock *sk, int state, unsigned long timeo); + +void bt_accept_enqueue(struct sock *parent, struct sock *sk); +void bt_accept_unlink(struct sock *sk); +struct sock *bt_accept_dequeue(struct sock *parent, struct socket *newsock); + +/* Skb helpers */ +struct bt_skb_cb { + __u8 pkt_type; + __u8 incoming; + __u16 expect; + __u16 tx_seq; + __u8 retries; + __u8 sar; + unsigned short channel; + __u8 force_active; +}; +#define bt_cb(skb) ((struct bt_skb_cb *)((skb)->cb)) + +static inline struct sk_buff *bt_skb_alloc(unsigned int len, gfp_t how) +{ + struct sk_buff *skb; + + if ((skb = alloc_skb(len + BT_SKB_RESERVE, how))) { + skb_reserve(skb, BT_SKB_RESERVE); + bt_cb(skb)->incoming = 0; + } + return skb; +} + +static inline struct sk_buff *bt_skb_send_alloc(struct sock *sk, + unsigned long len, int nb, int *err) +{ + struct sk_buff *skb; + + release_sock(sk); + if ((skb = sock_alloc_send_skb(sk, len + BT_SKB_RESERVE, nb, err))) { + skb_reserve(skb, BT_SKB_RESERVE); + bt_cb(skb)->incoming = 0; + } + lock_sock(sk); + + if (!skb && *err) + return NULL; + + *err = sock_error(sk); + if (*err) + goto out; + + if (sk->sk_shutdown) { + *err = -ECONNRESET; + goto out; + } + + return skb; + +out: + kfree_skb(skb); + return NULL; +} + +int bt_to_errno(__u16 code); + +extern int hci_sock_init(void); +extern void hci_sock_cleanup(void); + +extern int bt_sysfs_init(void); +extern void bt_sysfs_cleanup(void); + +extern struct dentry *bt_debugfs; + +#ifdef CONFIG_COMPAT_BT_L2CAP +int l2cap_init(void); +void l2cap_exit(void); +#else +static inline int l2cap_init(void) +{ + return 0; +} + +static inline void l2cap_exit(void) +{ +} +#endif + +#ifdef CONFIG_COMPAT_BT_SCO +int sco_init(void); +void sco_exit(void); +#else +static inline int sco_init(void) +{ + return 0; +} + +static inline void sco_exit(void) +{ +} +#endif + +#endif /* __BLUETOOTH_H */ |