fib_rules.h revision dcfb7a77f8709125e97c313cb8ab6ec4d87468f4 
1#ifndef __LINUX_FIB_RULES_H
2#define __LINUX_FIB_RULES_H
3
4#include <linux/types.h>
5#include <linux/rtnetlink.h>
6
7/* rule is permanent, and cannot be deleted */
8#define FIB_RULE_PERMANENT	0x00000001
9#define FIB_RULE_INVERT		0x00000002
10#define FIB_RULE_UNRESOLVED	0x00000004
11#define FIB_RULE_DEV_DETACHED	0x00000008
12
13/* try to find source address in routing lookups */
14#define FIB_RULE_FIND_SADDR	0x00010000
15
16struct fib_rule_hdr
17{
18	__u8		family;
19	__u8		dst_len;
20	__u8		src_len;
21	__u8		tos;
22
23	__u8		table;
24	__u8		res1;	/* reserved */
25	__u8		res2;	/* reserved */
26	__u8		action;
27
28	__u32		flags;
29};
30
31enum
32{
33	FRA_UNSPEC,
34	FRA_DST,	/* destination address */
35	FRA_SRC,	/* source address */
36	FRA_IFNAME,	/* interface name */
37	FRA_GOTO,	/* target to jump to (FR_ACT_GOTO) */
38	FRA_UNUSED2,
39	FRA_PRIORITY,	/* priority/preference */
40	FRA_UNUSED3,
41	FRA_UNUSED4,
42	FRA_UNUSED5,
43	FRA_FWMARK,	/* mark */
44	FRA_FLOW,	/* flow/class id */
45	FRA_UNUSED6,
46	FRA_UNUSED7,
47	FRA_UNUSED8,
48	FRA_TABLE,	/* Extended table id */
49	FRA_FWMASK,	/* mask for netfilter mark */
50	__FRA_MAX
51};
52
53#define FRA_MAX (__FRA_MAX - 1)
54
55enum
56{
57	FR_ACT_UNSPEC,
58	FR_ACT_TO_TBL,		/* Pass to fixed table */
59	FR_ACT_GOTO,		/* Jump to another rule */
60	FR_ACT_NOP,		/* No operation */
61	FR_ACT_RES3,
62	FR_ACT_RES4,
63	FR_ACT_BLACKHOLE,	/* Drop without notification */
64	FR_ACT_UNREACHABLE,	/* Drop with ENETUNREACH */
65	FR_ACT_PROHIBIT,	/* Drop with EACCES */
66	__FR_ACT_MAX,
67};
68
69#define FR_ACT_MAX (__FR_ACT_MAX - 1)
70
71#endif
72