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2a9e950701
These header files are never installed to user consumption, so any __KERNEL__ cpp checks are superfluous. Projects should also not copy these files into their userland utility sources and try to use them there. If they insist on doing so, the onus is on them to sanitize the headers as needed. Signed-off-by: David S. Miller <davem@davemloft.net>
60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/* net/atm/atmarp.h - RFC1577 ATM ARP */
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/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
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#ifndef _ATMCLIP_H
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#define _ATMCLIP_H
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#include <linux/netdevice.h>
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#include <linux/atm.h>
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#include <linux/atmdev.h>
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#include <linux/atmarp.h>
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#include <linux/spinlock.h>
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#include <net/neighbour.h>
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#define CLIP_VCC(vcc) ((struct clip_vcc *) ((vcc)->user_back))
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#define NEIGH2ENTRY(neigh) ((struct atmarp_entry *) (neigh)->primary_key)
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struct sk_buff;
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struct clip_vcc {
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struct atm_vcc *vcc; /* VCC descriptor */
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struct atmarp_entry *entry; /* ATMARP table entry, NULL if IP addr.
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isn't known yet */
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int xoff; /* 1 if send buffer is full */
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unsigned char encap; /* 0: NULL, 1: LLC/SNAP */
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unsigned long last_use; /* last send or receive operation */
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unsigned long idle_timeout; /* keep open idle for so many jiffies*/
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void (*old_push)(struct atm_vcc *vcc,struct sk_buff *skb);
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/* keep old push fn for chaining */
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void (*old_pop)(struct atm_vcc *vcc,struct sk_buff *skb);
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/* keep old pop fn for chaining */
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struct clip_vcc *next; /* next VCC */
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};
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struct atmarp_entry {
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__be32 ip; /* IP address */
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struct clip_vcc *vccs; /* active VCCs; NULL if resolution is
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pending */
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unsigned long expires; /* entry expiration time */
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struct neighbour *neigh; /* neighbour back-pointer */
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};
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#define PRIV(dev) ((struct clip_priv *) netdev_priv(dev))
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struct clip_priv {
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int number; /* for convenience ... */
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spinlock_t xoff_lock; /* ensures that pop is atomic (SMP) */
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struct net_device *next; /* next CLIP interface */
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};
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extern struct neigh_table *clip_tbl_hook;
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#endif
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