1/* atmarp.h - ATM ARP protocol and kernel-demon interface definitions */ 2 3/* Written 1995-1999 by Werner Almesberger, EPFL LRC/ICA */ 4 5 6#ifndef _LINUX_ATMARP_H 7#define _LINUX_ATMARP_H 8 9#ifdef __KERNEL__ 10#include <linux/types.h> 11#endif 12#include <linux/atmapi.h> 13#include <linux/atmioc.h> 14 15 16#define ATMARP_RETRY_DELAY 30 /* request next resolution or forget 17 NAK after 30 sec - should go into 18 atmclip.h */ 19#define ATMARP_MAX_UNRES_PACKETS 5 /* queue that many packets while 20 waiting for the resolver */ 21 22 23#define ATMARPD_CTRL _IO('a',ATMIOC_CLIP+1) /* become atmarpd ctrl sock */ 24#define ATMARP_MKIP _IO('a',ATMIOC_CLIP+2) /* attach socket to IP */ 25#define ATMARP_SETENTRY _IO('a',ATMIOC_CLIP+3) /* fill or hide ARP entry */ 26#define ATMARP_ENCAP _IO('a',ATMIOC_CLIP+5) /* change encapsulation */ 27 28 29enum atmarp_ctrl_type { 30 act_invalid, /* catch uninitialized structures */ 31 act_need, /* need address resolution */ 32 act_up, /* interface is coming up */ 33 act_down, /* interface is going down */ 34 act_change /* interface configuration has changed */ 35}; 36 37struct atmarp_ctrl { 38 enum atmarp_ctrl_type type; /* message type */ 39 int itf_num;/* interface number (if present) */ 40 uint32_t ip; /* IP address (act_need only) */ 41}; 42 43#endif 44