etherdevice.h

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/*
 * INET         An implementation of the TCP/IP protocol suite for the LINUX
 *              operating system.  NET  is implemented using the  BSD Socket
 *              interface as the means of communication with the user level.
 *
 *              Definitions for the Ethernet handlers.
 *
 * Version:     @(#)eth.h       1.0.4   05/13/93
 *
 * Authors:     Ross Biro, <bir7@leland.Stanford.Edu>
 *              Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
 *
 *              Relocated to include/linux where it belongs by Alan Cox 
 *                                                      <gw4pts@gw4pts.ampr.org>
 *
 *              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.
 *
 *      WARNING: This move may well be temporary. This file will get merged with others RSN.
 *
 */
#ifndef _LINUX_ETHERDEVICE_H
#define _LINUX_ETHERDEVICE_H

#include <linux/config.h>
#include <linux/if_ether.h>

#ifdef __KERNEL__
extern int              eth_header(struct sk_buff *skb, struct device *dev,
                                   unsigned short type, void *daddr,
                                   void *saddr, unsigned len);
extern int              eth_rebuild_header(struct sk_buff *skb);
extern unsigned short   eth_type_trans(struct sk_buff *skb, struct device *dev);
extern void             eth_header_cache_update(struct hh_cache *hh, struct device *dev,
                                                unsigned char * haddr);
extern int              eth_header_cache(struct neighbour *neigh,
                                         struct hh_cache *hh);
extern int              eth_header_parse(struct sk_buff *skb,
                                         unsigned char *haddr);
extern struct device    * init_etherdev(struct device *, int);

#ifdef CONFIG_IP_ROUTER
static __inline__ void eth_copy_and_sum (struct sk_buff *dest, unsigned char *src, int len, int base)
{
    memcpy (dest->data, src, len);
}
#else
extern void             eth_copy_and_sum(struct sk_buff *dest,
                                unsigned char *src, int length, int base);
#endif

#endif

#endif  /* _LINUX_ETHERDEVICE_H */

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