/********************************************************************* * * 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 Troms� 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