hci_uart.h
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:2k
- /*
- 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.
- */
- /*
- * $Id: hci_uart.h,v 1.1.1.1 2002/03/08 21:03:15 maxk Exp $
- */
- #ifndef N_HCI
- #define N_HCI 15
- #endif
- /* Ioctls */
- #define HCIUARTSETPROTO _IOW('U', 200, int)
- #define HCIUARTGETPROTO _IOR('U', 201, int)
- /* UART protocols */
- #define HCI_UART_MAX_PROTO 3
- #define HCI_UART_H4 0
- #define HCI_UART_BCSP 1
- #define HCI_UART_NCSP 2
- #ifdef __KERNEL__
- struct n_hci;
- struct hci_uart_proto {
- unsigned int id;
- int (*open)(struct n_hci *n_hci);
- int (*recv)(struct n_hci *n_hci, void *data, int len);
- int (*send)(struct n_hci *n_hci, void *data, int len);
- int (*close)(struct n_hci *n_hci);
- int (*flush)(struct n_hci *n_hci);
- struct sk_buff* (*preq)(struct n_hci *n_hci, struct sk_buff *skb);
- };
- struct n_hci {
- struct tty_struct *tty;
- struct hci_dev hdev;
- unsigned long flags;
- struct hci_uart_proto *proto;
- void *priv;
-
- struct sk_buff_head txq;
- unsigned long tx_state;
- spinlock_t rx_lock;
- };
- /* N_HCI flag bits */
- #define N_HCI_PROTO_SET 0x00
- /* TX states */
- #define N_HCI_SENDING 1
- #define N_HCI_TX_WAKEUP 2
- int hci_uart_register_proto(struct hci_uart_proto *p);
- int hci_uart_unregister_proto(struct hci_uart_proto *p);
- #endif /* __KERNEL__ */