packet.h File Reference

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Data Structures
struct	gre_header_t

Macros
#define	foreach_gre_protocol
#define	GRE_FLAGS_CHECKSUM   (1 << 15)
#define	GRE_FLAGS_ROUTING   (1 << 14)
#define	GRE_FLAGS_KEY   (1 << 13)
#define	GRE_FLAGS_SEQUENCE   (1 << 12)
#define	GRE_FLAGS_STRICT_SOURCE_ROUTE   (1 << 11)
#define	GRE_SUPPORTED_VERSION   0
#define	GRE_VERSION_MASK   0x7
#define	ERSPAN_HDR2   0x1000180000000000ul

Enumerations
enum	gre_protocol_t { foreach_gre_protocol }

Functions
typedef	CLIB_PACKED (struct{u32 seq_num;union{struct{u16 ver_vlan;u16 cos_en_t_session;u32 res_index;}t2;u64 t2_u64;};}) erspan_t2_t
typedef	CLIB_PACKED (struct{gre_header_t gre;erspan_t2_t erspan;}) erspan_t2_header_t

Macro Definition Documentation

#define ERSPAN_HDR2   0x1000180000000000ul

Definition at line 164 of file packet.h.

#define foreach_gre_protocol

Value:

_ (0x0800, ip4)                                 \
_ (0x86DD, ip6)                                 \
_ (0x6558, teb)                                 \
_ (0x0806, arp)                                 \
_ (0x8847, mpls_unicast)                        \
_ (0x88BE, erspan)                              \
_ (0x894F, nsh)

Definition at line 21 of file packet.h.

#define GRE_FLAGS_CHECKSUM   (1 << 15)

Definition at line 42 of file packet.h.

#define GRE_FLAGS_KEY   (1 << 13)

Definition at line 46 of file packet.h.

#define GRE_FLAGS_ROUTING   (1 << 14)

Definition at line 45 of file packet.h.

#define GRE_FLAGS_SEQUENCE   (1 << 12)

Definition at line 47 of file packet.h.

#define GRE_FLAGS_STRICT_SOURCE_ROUTE   (1 << 11)

Definition at line 48 of file packet.h.

#define GRE_SUPPORTED_VERSION   0

Definition at line 51 of file packet.h.

#define GRE_VERSION_MASK   0x7

Definition at line 52 of file packet.h.

Enumeration Type Documentation

enum gre_protocol_t

Enumerator
foreach_gre_protocol

Definition at line 30 of file packet.h.

Function Documentation

typedef CLIB_PACKED

(

struct{u32 seq_num;union{struct{u16 ver_vlan;u16 cos_en_t_session;u32 res_index;}t2;u64 t2_u64;};}

)

typedef CLIB_PACKED

(

struct{gre_header_t gre;erspan_t2_t erspan;}

)