1*53ee8cc1Swenshuai.xi /* atmarp.h - ATM ARP protocol and kernel-demon interface definitions */ 2*53ee8cc1Swenshuai.xi 3*53ee8cc1Swenshuai.xi /* Written 1995-1999 by Werner Almesberger, EPFL LRC/ICA */ 4*53ee8cc1Swenshuai.xi 5*53ee8cc1Swenshuai.xi 6*53ee8cc1Swenshuai.xi #ifndef _LINUX_ATMARP_H 7*53ee8cc1Swenshuai.xi #define _LINUX_ATMARP_H 8*53ee8cc1Swenshuai.xi 9*53ee8cc1Swenshuai.xi #include <linux/types.h> 10*53ee8cc1Swenshuai.xi #include <linux/atmapi.h> 11*53ee8cc1Swenshuai.xi #include <linux/atmioc.h> 12*53ee8cc1Swenshuai.xi 13*53ee8cc1Swenshuai.xi 14*53ee8cc1Swenshuai.xi #define ATMARP_RETRY_DELAY 30 /* request next resolution or forget 15*53ee8cc1Swenshuai.xi NAK after 30 sec - should go into 16*53ee8cc1Swenshuai.xi atmclip.h */ 17*53ee8cc1Swenshuai.xi #define ATMARP_MAX_UNRES_PACKETS 5 /* queue that many packets while 18*53ee8cc1Swenshuai.xi waiting for the resolver */ 19*53ee8cc1Swenshuai.xi 20*53ee8cc1Swenshuai.xi 21*53ee8cc1Swenshuai.xi #define ATMARPD_CTRL _IO('a',ATMIOC_CLIP+1) /* become atmarpd ctrl sock */ 22*53ee8cc1Swenshuai.xi #define ATMARP_MKIP _IO('a',ATMIOC_CLIP+2) /* attach socket to IP */ 23*53ee8cc1Swenshuai.xi #define ATMARP_SETENTRY _IO('a',ATMIOC_CLIP+3) /* fill or hide ARP entry */ 24*53ee8cc1Swenshuai.xi #define ATMARP_ENCAP _IO('a',ATMIOC_CLIP+5) /* change encapsulation */ 25*53ee8cc1Swenshuai.xi 26*53ee8cc1Swenshuai.xi 27*53ee8cc1Swenshuai.xi enum atmarp_ctrl_type { 28*53ee8cc1Swenshuai.xi act_invalid, /* catch uninitialized structures */ 29*53ee8cc1Swenshuai.xi act_need, /* need address resolution */ 30*53ee8cc1Swenshuai.xi act_up, /* interface is coming up */ 31*53ee8cc1Swenshuai.xi act_down, /* interface is going down */ 32*53ee8cc1Swenshuai.xi act_change /* interface configuration has changed */ 33*53ee8cc1Swenshuai.xi }; 34*53ee8cc1Swenshuai.xi 35*53ee8cc1Swenshuai.xi struct atmarp_ctrl { 36*53ee8cc1Swenshuai.xi enum atmarp_ctrl_type type; /* message type */ 37*53ee8cc1Swenshuai.xi int itf_num;/* interface number (if present) */ 38*53ee8cc1Swenshuai.xi __be32 ip; /* IP address (act_need only) */ 39*53ee8cc1Swenshuai.xi }; 40*53ee8cc1Swenshuai.xi 41*53ee8cc1Swenshuai.xi #endif 42