| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame^] | 1 | #ifndef __LINUX_FIB_RULES_H |
| 2 | #define __LINUX_FIB_RULES_H |
| 3 | |
| 4 | /* rule is permanent, and cannot be deleted */ |
| 5 | #define FIB_RULE_PERMANENT 0x00000001 |
| 6 | #define FIB_RULE_INVERT 0x00000002 |
| 7 | #define FIB_RULE_UNRESOLVED 0x00000004 |
| 8 | #define FIB_RULE_IIF_DETACHED 0x00000008 |
| 9 | #define FIB_RULE_DEV_DETACHED FIB_RULE_IIF_DETACHED |
| 10 | #define FIB_RULE_OIF_DETACHED 0x00000010 |
| 11 | |
| 12 | /* try to find source address in routing lookups */ |
| 13 | #define FIB_RULE_FIND_SADDR 0x00010000 |
| 14 | |
| 15 | struct fib_rule_hdr { |
| 16 | __u8 family; |
| 17 | __u8 dst_len; |
| 18 | __u8 src_len; |
| 19 | __u8 tos; |
| 20 | |
| 21 | __u8 table; |
| 22 | __u8 res1; /* reserved */ |
| 23 | __u8 res2; /* reserved */ |
| 24 | __u8 action; |
| 25 | |
| 26 | __u32 flags; |
| 27 | }; |
| 28 | |
| 29 | enum { |
| 30 | FRA_UNSPEC, |
| 31 | FRA_DST, /* destination address */ |
| 32 | FRA_SRC, /* source address */ |
| 33 | FRA_IIFNAME, /* interface name */ |
| 34 | #define FRA_IFNAME FRA_IIFNAME |
| 35 | FRA_GOTO, /* target to jump to (FR_ACT_GOTO) */ |
| 36 | FRA_UNUSED2, |
| 37 | FRA_PRIORITY, /* priority/preference */ |
| 38 | FRA_UNUSED3, |
| 39 | FRA_UNUSED4, |
| 40 | FRA_UNUSED5, |
| 41 | FRA_FWMARK, /* mark */ |
| 42 | FRA_FLOW, /* flow/class id */ |
| 43 | FRA_UNUSED6, |
| 44 | FRA_UNUSED7, |
| 45 | FRA_UNUSED8, |
| 46 | FRA_TABLE, /* Extended table id */ |
| 47 | FRA_FWMASK, /* mask for netfilter mark */ |
| 48 | FRA_OIFNAME, |
| 49 | __FRA_MAX |
| 50 | }; |
| 51 | |
| 52 | #define FRA_MAX (__FRA_MAX - 1) |
| 53 | |
| 54 | enum { |
| 55 | FR_ACT_UNSPEC, |
| 56 | FR_ACT_TO_TBL, /* Pass to fixed table */ |
| 57 | FR_ACT_GOTO, /* Jump to another rule */ |
| 58 | FR_ACT_NOP, /* No operation */ |
| 59 | FR_ACT_RES3, |
| 60 | FR_ACT_RES4, |
| 61 | FR_ACT_BLACKHOLE, /* Drop without notification */ |
| 62 | FR_ACT_UNREACHABLE, /* Drop with ENETUNREACH */ |
| 63 | FR_ACT_PROHIBIT, /* Drop with EACCES */ |
| 64 | __FR_ACT_MAX, |
| 65 | }; |
| 66 | |
| 67 | #define FR_ACT_MAX (__FR_ACT_MAX - 1) |
| 68 | |
| 69 | #endif |