mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-27 03:10:12 +00:00
![YOSHIFUJI Hideaki](/assets/img/avatar_default.png)
When looking up route for destination with rules with source address restrictions, we may need to find a source address for the traffic if not given. Based on patch from Noriaki TAKAMIYA <takamiya@po.ntts.co.jp>. Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
71 lines
1.4 KiB
C
71 lines
1.4 KiB
C
#ifndef __LINUX_FIB_RULES_H
|
|
#define __LINUX_FIB_RULES_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/rtnetlink.h>
|
|
|
|
/* rule is permanent, and cannot be deleted */
|
|
#define FIB_RULE_PERMANENT 0x00000001
|
|
#define FIB_RULE_INVERT 0x00000002
|
|
#define FIB_RULE_UNRESOLVED 0x00000004
|
|
#define FIB_RULE_DEV_DETACHED 0x00000008
|
|
|
|
/* try to find source address in routing lookups */
|
|
#define FIB_RULE_FIND_SADDR 0x00010000
|
|
|
|
struct fib_rule_hdr
|
|
{
|
|
__u8 family;
|
|
__u8 dst_len;
|
|
__u8 src_len;
|
|
__u8 tos;
|
|
|
|
__u8 table;
|
|
__u8 res1; /* reserved */
|
|
__u8 res2; /* reserved */
|
|
__u8 action;
|
|
|
|
__u32 flags;
|
|
};
|
|
|
|
enum
|
|
{
|
|
FRA_UNSPEC,
|
|
FRA_DST, /* destination address */
|
|
FRA_SRC, /* source address */
|
|
FRA_IFNAME, /* interface name */
|
|
FRA_GOTO, /* target to jump to (FR_ACT_GOTO) */
|
|
FRA_UNUSED2,
|
|
FRA_PRIORITY, /* priority/preference */
|
|
FRA_UNUSED3,
|
|
FRA_UNUSED4,
|
|
FRA_UNUSED5,
|
|
FRA_FWMARK, /* mark */
|
|
FRA_FLOW, /* flow/class id */
|
|
FRA_UNUSED6,
|
|
FRA_UNUSED7,
|
|
FRA_UNUSED8,
|
|
FRA_TABLE, /* Extended table id */
|
|
FRA_FWMASK, /* mask for netfilter mark */
|
|
__FRA_MAX
|
|
};
|
|
|
|
#define FRA_MAX (__FRA_MAX - 1)
|
|
|
|
enum
|
|
{
|
|
FR_ACT_UNSPEC,
|
|
FR_ACT_TO_TBL, /* Pass to fixed table */
|
|
FR_ACT_GOTO, /* Jump to another rule */
|
|
FR_ACT_NOP, /* No operation */
|
|
FR_ACT_RES3,
|
|
FR_ACT_RES4,
|
|
FR_ACT_BLACKHOLE, /* Drop without notification */
|
|
FR_ACT_UNREACHABLE, /* Drop with ENETUNREACH */
|
|
FR_ACT_PROHIBIT, /* Drop with EACCES */
|
|
__FR_ACT_MAX,
|
|
};
|
|
|
|
#define FR_ACT_MAX (__FR_ACT_MAX - 1)
|
|
|
|
#endif
|