| /********************************************************************* |
| * |
| * Filename: wrapper.h |
| * Version: 1.2 |
| * Description: IrDA SIR async wrapper layer |
| * Status: Experimental. |
| * Author: Dag Brattli <dagb@cs.uit.no> |
| * Created at: Mon Aug 4 20:40:53 1997 |
| * Modified at: Tue Jan 11 12:37:29 2000 |
| * Modified by: Dag Brattli <dagb@cs.uit.no> |
| * |
| * Copyright (c) 1998-2000 Dag Brattli <dagb@cs.uit.no>, |
| * All Rights Reserved. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * Neither Dag Brattli nor University of Tromsø admit liability nor |
| * provide warranty for any of this software. This material is |
| * provided "AS-IS" and at no charge. |
| * |
| ********************************************************************/ |
| |
| #ifndef WRAPPER_H |
| #define WRAPPER_H |
| |
| #include <linux/types.h> |
| #include <linux/skbuff.h> |
| #include <linux/netdevice.h> |
| |
| #include <net/irda/irda_device.h> /* iobuff_t */ |
| |
| #define BOF 0xc0 /* Beginning of frame */ |
| #define XBOF 0xff |
| #define EOF 0xc1 /* End of frame */ |
| #define CE 0x7d /* Control escape */ |
| |
| #define STA BOF /* Start flag */ |
| #define STO EOF /* End flag */ |
| |
| #define IRDA_TRANS 0x20 /* Asynchronous transparency modifier */ |
| |
| /* States for receving a frame in async mode */ |
| enum { |
| OUTSIDE_FRAME, |
| BEGIN_FRAME, |
| LINK_ESCAPE, |
| INSIDE_FRAME |
| }; |
| |
| /* Proto definitions */ |
| int async_wrap_skb(struct sk_buff *skb, __u8 *tx_buff, int buffsize); |
| void async_unwrap_char(struct net_device *dev, struct net_device_stats *stats, |
| iobuff_t *buf, __u8 byte); |
| |
| #endif |
