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_IIF_DETACHED 0x00000008 12 #define FIB_RULE_DEV_DETACHED FIB_RULE_IIF_DETACHED 13 #define FIB_RULE_OIF_DETACHED 0x00000010 14 15 /* try to find source address in routing lookups */ 16 #define FIB_RULE_FIND_SADDR 0x00010000 17 18 struct fib_rule_hdr { 19 __u8 family; 20 __u8 dst_len; 21 __u8 src_len; 22 __u8 tos; 23 24 __u8 table; 25 __u8 res1; /* reserved */ 26 __u8 res2; /* reserved */ 27 __u8 action; 28 29 __u32 flags; 30 }; 31 32 struct fib_rule_uid_range { 33 __u32 start; 34 __u32 end; 35 }; 36 37 enum { 38 FRA_UNSPEC, 39 FRA_DST, /* destination address */ 40 FRA_SRC, /* source address */ 41 FRA_IIFNAME, /* interface name */ 42 #define FRA_IFNAME FRA_IIFNAME 43 FRA_GOTO, /* target to jump to (FR_ACT_GOTO) */ 44 FRA_UNUSED2, 45 FRA_PRIORITY, /* priority/preference */ 46 FRA_UNUSED3, 47 FRA_UNUSED4, 48 FRA_UNUSED5, 49 FRA_FWMARK, /* mark */ 50 FRA_FLOW, /* flow/class id */ 51 FRA_TUN_ID, 52 FRA_SUPPRESS_IFGROUP, 53 FRA_SUPPRESS_PREFIXLEN, 54 FRA_TABLE, /* Extended table id */ 55 FRA_FWMASK, /* mask for netfilter mark */ 56 FRA_OIFNAME, 57 FRA_PAD, 58 FRA_L3MDEV, /* iif or oif is l3mdev goto its table */ 59 FRA_UID_RANGE, /* UID range */ 60 __FRA_MAX 61 }; 62 63 #define FRA_MAX (__FRA_MAX - 1) 64 65 enum { 66 FR_ACT_UNSPEC, 67 FR_ACT_TO_TBL, /* Pass to fixed table */ 68 FR_ACT_GOTO, /* Jump to another rule */ 69 FR_ACT_NOP, /* No operation */ 70 FR_ACT_RES3, 71 FR_ACT_RES4, 72 FR_ACT_BLACKHOLE, /* Drop without notification */ 73 FR_ACT_UNREACHABLE, /* Drop with ENETUNREACH */ 74 FR_ACT_PROHIBIT, /* Drop with EACCES */ 75 __FR_ACT_MAX, 76 }; 77 78 #define FR_ACT_MAX (__FR_ACT_MAX - 1) 79 80 #endif 81