[linux.git] / include / net / atmclip.h

/* net/atm/atmarp.h - RFC1577 ATM ARP */
 
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
 
 
#ifndef _ATMCLIP_H
#define _ATMCLIP_H

#include <linux/netdevice.h>
#include <linux/atm.h>
#include <linux/atmdev.h>
#include <linux/atmarp.h>
#include <linux/spinlock.h>
#include <net/neighbour.h>


#define CLIP_VCC(vcc) ((struct clip_vcc *) ((vcc)->user_back))

struct sk_buff;

struct clip_vcc {
	struct atm_vcc	*vcc;		/* VCC descriptor */
	struct atmarp_entry *entry;	/* ATMARP table entry, NULL if IP addr.
					   isn't known yet */
	int		xoff;		/* 1 if send buffer is full */
	unsigned char	encap;		/* 0: NULL, 1: LLC/SNAP */
	unsigned long	last_use;	/* last send or receive operation */
	unsigned long	idle_timeout;	/* keep open idle for so many jiffies*/
	void (*old_push)(struct atm_vcc *vcc,struct sk_buff *skb);
					/* keep old push fn for chaining */
	void (*old_pop)(struct atm_vcc *vcc,struct sk_buff *skb);
					/* keep old pop fn for chaining */
	struct clip_vcc	*next;		/* next VCC */
};


struct atmarp_entry {
	struct clip_vcc	*vccs;		/* active VCCs; NULL if resolution is
					   pending */
	unsigned long	expires;	/* entry expiration time */
	struct neighbour *neigh;	/* neighbour back-pointer */
};

#define PRIV(dev) ((struct clip_priv *) netdev_priv(dev))

struct clip_priv {
	int number;			/* for convenience ... */
	spinlock_t xoff_lock;		/* ensures that pop is atomic (SMP) */
	struct net_device *next;	/* next CLIP interface */
};

#endif
Commit	Line	Data
1da177e4 LT	1	/* net/atm/atmarp.h - RFC1577 ATM ARP */
	2
	3	/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
	4
	5
	6	#ifndef _ATMCLIP_H
	7	#define _ATMCLIP_H
	8
	9	#include <linux/netdevice.h>
1da177e4 LT	10	#include <linux/atm.h>
	11	#include <linux/atmdev.h>
	12	#include <linux/atmarp.h>
	13	#include <linux/spinlock.h>
	14	#include <net/neighbour.h>
	15
	16
	17	#define CLIP_VCC(vcc) ((struct clip_vcc *) ((vcc)->user_back))
1da177e4	18
14c85021	19	struct sk_buff;
1da177e4 LT	20
	21	struct clip_vcc {
	22	struct atm_vcc vcc; / VCC descriptor */
	23	struct atmarp_entry entry; / ATMARP table entry, NULL if IP addr.
	24	isn't known yet */
	25	int xoff; /* 1 if send buffer is full */
	26	unsigned char encap; /* 0: NULL, 1: LLC/SNAP */
	27	unsigned long last_use; /* last send or receive operation */
	28	unsigned long idle_timeout; /* keep open idle for so many jiffies*/
	29	void (old_push)(struct atm_vcc vcc,struct sk_buff *skb);
	30	/* keep old push fn for chaining */
	31	void (old_pop)(struct atm_vcc vcc,struct sk_buff *skb);
	32	/* keep old pop fn for chaining */
	33	struct clip_vcc next; / next VCC */
	34	};
	35
	36
	37	struct atmarp_entry {
1da177e4 LT	38	struct clip_vcc vccs; / active VCCs; NULL if resolution is
	39	pending */
	40	unsigned long expires; /* entry expiration time */
	41	struct neighbour neigh; / neighbour back-pointer */
	42	};
	43
1da177e4 LT	44	#define PRIV(dev) ((struct clip_priv *) netdev_priv(dev))
1da177e4 LT	45
1da177e4 LT	46	struct clip_priv {
	47	int number; /* for convenience ... */
	48	spinlock_t xoff_lock; /* ensures that pop is atomic (SMP) */
1da177e4 LT	49	struct net_device next; / next CLIP interface */
	50	};
	51
1da177e4	52	#endif