diff options
Diffstat (limited to 'proto/ospf/ospf.h')
| -rw-r--r-- | proto/ospf/ospf.h | 88 |
1 files changed, 66 insertions, 22 deletions
diff --git a/proto/ospf/ospf.h b/proto/ospf/ospf.h index ff55621a..22b87ebe 100644 --- a/proto/ospf/ospf.h +++ b/proto/ospf/ospf.h @@ -223,6 +223,7 @@ struct ospf_proto u8 rfc1583; /* RFC1583 compatibility */ u8 stub_router; /* Do not forward transit traffic */ u8 merge_external; /* Should i merge external routes? */ + u8 instance_id; /* Differentiate between more OSPF instances */ u8 asbr; /* May i originate any ext/NSSA lsa? */ u8 ecmp; /* Maximal number of nexthops in ECMP route, or 0 */ u64 csn64; /* Last used cryptographic sequence number */ @@ -466,6 +467,7 @@ struct ospf_neighbor #define OPT_L_V2 0x0010 /* OSPFv2, link-local signaling, not used */ #define OPT_R 0x0010 /* OSPFv3, originator is active router */ #define OPT_DC 0x0020 /* Related to demand circuits, not used */ +#define OPT_O 0x0040 /* OSPFv2 Opaque LSA (RFC 5250) */ #define OPT_AF 0x0100 /* OSPFv3 Address Families (RFC 5838) */ #define OPT_L_V3 0x0200 /* OSPFv3, link-local signaling */ #define OPT_AT 0x0400 /* OSPFv3, authentication trailer */ @@ -541,25 +543,44 @@ struct ospf_auth3 #define DBDES_IMMS (DBDES_I | DBDES_M | DBDES_MS) -#define LSA_T_RT 0x2001 -#define LSA_T_NET 0x2002 -#define LSA_T_SUM_NET 0x2003 -#define LSA_T_SUM_RT 0x2004 -#define LSA_T_EXT 0x4005 -#define LSA_T_NSSA 0x2007 -#define LSA_T_LINK 0x0008 -#define LSA_T_PREFIX 0x2009 - -#define LSA_T_V2_MASK 0x00ff - -#define LSA_UBIT 0x8000 - -#define LSA_SCOPE_LINK 0x0000 -#define LSA_SCOPE_AREA 0x2000 -#define LSA_SCOPE_AS 0x4000 -#define LSA_SCOPE_RES 0x6000 -#define LSA_SCOPE_MASK 0x6000 -#define LSA_SCOPE(type) ((type) & LSA_SCOPE_MASK) +/* OSPFv3 LSA Types / LSA Function Codes */ +/* https://www.iana.org/assignments/ospfv3-parameters/ospfv3-parameters.xhtml#ospfv3-parameters-3 */ +#define LSA_T_RT 0x2001 +#define LSA_T_NET 0x2002 +#define LSA_T_SUM_NET 0x2003 +#define LSA_T_SUM_RT 0x2004 +#define LSA_T_EXT 0x4005 +#define LSA_T_NSSA 0x2007 +#define LSA_T_LINK 0x0008 +#define LSA_T_PREFIX 0x2009 +#define LSA_T_RI_ 0x000C +#define LSA_T_RI_LINK 0x800C +#define LSA_T_RI_AREA 0xA00C +#define LSA_T_RI_AS 0xC00C +#define LSA_T_OPAQUE_ 0x1FFF +#define LSA_T_OPAQUE_LINK 0x9FFF +#define LSA_T_OPAQUE_AREA 0xBFFF +#define LSA_T_OPAQUE_AS 0xDFFF + +#define LSA_T_V2_OPAQUE_ 0x0009 +#define LSA_T_V2_MASK 0x00ff + +/* OSPFv2 Opaque LSA Types */ +/* https://www.iana.org/assignments/ospf-opaque-types/ospf-opaque-types.xhtml#ospf-opaque-types-2 */ +#define LSA_OT_RI 0x04 + +#define LSA_FUNCTION_MASK 0x1FFF +#define LSA_FUNCTION(type) ((type) & LSA_FUNCTION_MASK) + +#define LSA_UBIT 0x8000 + +#define LSA_SCOPE_LINK 0x0000 +#define LSA_SCOPE_AREA 0x2000 +#define LSA_SCOPE_AS 0x4000 +#define LSA_SCOPE_RES 0x6000 +#define LSA_SCOPE_MASK 0x6000 +#define LSA_SCOPE(type) ((type) & LSA_SCOPE_MASK) +#define LSA_SCOPE_ORDER(type) (((type) >> 13) & 0x3) #define LSA_MAXAGE 3600 /* 1 hour */ @@ -586,9 +607,20 @@ struct ospf_auth3 #define LSA_EXT2_TOS 0x7F000000 #define LSA_EXT2_EBIT 0x80000000 -#define LSA_EXT3_EBIT 0x4000000 -#define LSA_EXT3_FBIT 0x2000000 -#define LSA_EXT3_TBIT 0x1000000 +#define LSA_EXT3_EBIT 0x04000000 +#define LSA_EXT3_FBIT 0x02000000 +#define LSA_EXT3_TBIT 0x01000000 + +/* OSPF Router Information (RI) TLVs */ +/* https://www.iana.org/assignments/ospf-parameters/ospf-parameters.xhtml#ri-tlv */ +#define LSA_RI_RIC 1 +#define LSA_RI_RFC 2 + +/* OSPF Router Informational Capability Bits */ +/* https://www.iana.org/assignments/ospf-parameters/ospf-parameters.xhtml#router-informational-capability */ +#define LSA_RIC_GR_CAPABLE 0 +#define LSA_RIC_GR_HELPER 1 +#define LSA_RIC_STUB_ROUTER 2 struct ospf_lsa_header @@ -731,6 +763,18 @@ struct ospf_lsa_prefix u32 rest[]; }; +struct ospf_tlv +{ +#ifdef CPU_BIG_ENDIAN + u16 type; + u16 length; +#else + u16 length; + u16 type; +#endif + u32 data[]; +}; + static inline uint lsa_net_count(struct ospf_lsa_header *lsa) |