xref: /netbsd-src/sys/net/if_srt.h (revision 404fbe5fb94ca1e054339640cabb2801ce52dd30)
1 #ifndef _IF_SRT_H_1b91f8f1_
2 #define _IF_SRT_H_1b91f8f1_
3 
4 /* $NetBSD: if_srt.h,v 1.2 2006/12/29 10:40:48 wiz Exp $ */
5 
6 /* This file is in the public domain. */
7 
8 #include <net/if.h> /* XXX for IFNAMSIZ */
9 #include <netinet/in.h> /* for in_addr/in6_addr */
10 
11 struct srt_rt {
12   unsigned int inx;
13   int af;
14   union {
15     struct in_addr v4;
16     struct in6_addr v6;
17     } srcmatch;
18   unsigned int srcmask;
19   union {
20     struct ifnet *dstifp;
21     char dstifn[IFNAMSIZ];
22     } u;
23   union {
24     struct sockaddr_in sin;
25     struct sockaddr_in6 sin6;
26     struct sockaddr sa;
27     } dst;
28   } ;
29 
30 /* Gets the number of slots in the rts array */
31 #define SRT_GETNRT _IOR('e',0,unsigned int)
32 
33 /* Gets an rt entry, given the slot number in the inx field */
34 #define SRT_GETRT  _IOWR('e',1,struct srt_rt)
35 
36 /* Sets an rt entry; inx must be either in the array or one past it */
37 #define SRT_SETRT  _IOW('e',2,struct srt_rt)
38 
39 /* Delete an rt entry by index; shifts the rest down */
40 #define SRT_DELRT  _IOW('e',3,unsigned int)
41 
42 /* Set flag bits */
43 #define SRT_SFLAGS _IOW('e',4,unsigned int)
44 
45 /* Get flag bits */
46 #define SRT_GFLAGS _IOR('e',5,unsigned int)
47 
48 /* Atomically replace flag bits */
49 #define SRT_SGFLAGS _IOWR('e',6,unsigned int)
50 
51 /* Do debugging tasks (not documented here - see the source) */
52 #define SRT_DEBUG _IOW('e',7,void *)
53 
54 /* Flag bits for SRT_*FLAGS */
55 #define SSF_MTULOCK 0x00000001 /* don't auto-update MTU */
56 /* Some flags are global; some are per-unit. */
57 #define SSF_GLOBAL (0)
58 
59 #endif
60