| 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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| 2 | #ifndef _UAPI__LINUX_FIB_RULES_H |
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| 3 | #define _UAPI__LINUX_FIB_RULES_H |
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| 4 | |
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| 5 | #include <linux/types.h> |
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| 6 | #include <linux/rtnetlink.h> |
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| 7 | |
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| 8 | /* rule is permanent, and cannot be deleted */ |
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| 9 | #define FIB_RULE_PERMANENT 0x00000001 |
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| 10 | #define FIB_RULE_INVERT 0x00000002 |
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| 11 | #define FIB_RULE_UNRESOLVED 0x00000004 |
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| 12 | #define FIB_RULE_IIF_DETACHED 0x00000008 |
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| 13 | #define FIB_RULE_DEV_DETACHED FIB_RULE_IIF_DETACHED |
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| 14 | #define FIB_RULE_OIF_DETACHED 0x00000010 |
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| 15 | |
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| 16 | /* try to find source address in routing lookups */ |
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| 17 | #define FIB_RULE_FIND_SADDR 0x00010000 |
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| 18 | |
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| 19 | struct fib_rule_hdr { |
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| 20 | __u8 family; |
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| 21 | __u8 dst_len; |
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| 22 | __u8 src_len; |
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| 23 | __u8 tos; |
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| 24 | |
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| 25 | __u8 table; |
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| 26 | __u8 res1; /* reserved */ |
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| 27 | __u8 res2; /* reserved */ |
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| 28 | __u8 action; |
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| 29 | |
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| 30 | __u32 flags; |
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| 31 | }; |
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| 32 | |
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| 33 | struct fib_rule_uid_range { |
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| 34 | __u32 start; |
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| 35 | __u32 end; |
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| 36 | }; |
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| 37 | |
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| 38 | struct fib_rule_port_range { |
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| 39 | __u16 start; |
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| 40 | __u16 end; |
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| 41 | }; |
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| 42 | |
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| 43 | enum { |
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| 44 | FRA_UNSPEC, |
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| 45 | FRA_DST, /* destination address */ |
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| 46 | FRA_SRC, /* source address */ |
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| 47 | FRA_IIFNAME, /* interface name */ |
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| 48 | #define FRA_IFNAME FRA_IIFNAME |
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| 49 | FRA_GOTO, /* target to jump to (FR_ACT_GOTO) */ |
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| 50 | FRA_UNUSED2, |
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| 51 | FRA_PRIORITY, /* priority/preference */ |
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| 52 | FRA_UNUSED3, |
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| 53 | FRA_UNUSED4, |
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| 54 | FRA_UNUSED5, |
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| 55 | FRA_FWMARK, /* mark */ |
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| 56 | FRA_FLOW, /* flow/class id */ |
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| 57 | FRA_TUN_ID, |
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| 58 | FRA_SUPPRESS_IFGROUP, |
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| 59 | FRA_SUPPRESS_PREFIXLEN, |
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| 60 | FRA_TABLE, /* Extended table id */ |
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| 61 | FRA_FWMASK, /* mask for netfilter mark */ |
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| 62 | FRA_OIFNAME, |
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| 63 | FRA_PAD, |
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| 64 | FRA_L3MDEV, /* iif or oif is l3mdev goto its table */ |
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| 65 | FRA_UID_RANGE, /* UID range */ |
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| 66 | FRA_PROTOCOL, /* Originator of the rule */ |
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| 67 | FRA_IP_PROTO, /* ip proto */ |
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| 68 | FRA_SPORT_RANGE, /* sport */ |
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| 69 | FRA_DPORT_RANGE, /* dport */ |
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| 70 | FRA_DSCP, /* dscp */ |
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| 71 | FRA_FLOWLABEL, /* flowlabel */ |
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| 72 | FRA_FLOWLABEL_MASK, /* flowlabel mask */ |
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| 73 | FRA_SPORT_MASK, /* sport mask */ |
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| 74 | FRA_DPORT_MASK, /* dport mask */ |
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| 75 | FRA_DSCP_MASK, /* dscp mask */ |
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| 76 | __FRA_MAX |
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| 77 | }; |
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| 78 | |
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| 79 | #define FRA_MAX (__FRA_MAX - 1) |
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| 80 | |
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| 81 | enum { |
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| 82 | FR_ACT_UNSPEC, |
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| 83 | FR_ACT_TO_TBL, /* Pass to fixed table */ |
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| 84 | FR_ACT_GOTO, /* Jump to another rule */ |
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| 85 | FR_ACT_NOP, /* No operation */ |
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| 86 | FR_ACT_RES3, |
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| 87 | FR_ACT_RES4, |
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| 88 | FR_ACT_BLACKHOLE, /* Drop without notification */ |
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| 89 | FR_ACT_UNREACHABLE, /* Drop with ENETUNREACH */ |
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| 90 | FR_ACT_PROHIBIT, /* Drop with EACCES */ |
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| 91 | __FR_ACT_MAX, |
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| 92 | }; |
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| 93 | |
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| 94 | #define FR_ACT_MAX (__FR_ACT_MAX - 1) |
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| 95 | |
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| 96 | #endif |
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| 97 | |
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