vxlan_gpe.h File Reference

VXLAN GPE definitions. More...

Include dependency graph for vxlan_gpe.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures
struct	vxlan_gpe_tunnel_t
	Struct for VXLAN GPE tunnel. More...
struct	vxlan_gpe_main_t
	Struct for VXLAN GPE node state. More...
struct	vnet_vxlan_gpe_add_del_tunnel_args_t
	Struct for VXLAN GPE add/del args. More...

Macros
#define	VXLAN_GPE_TUNNEL_IS_IPV4   1
	Flags for vxlan_gpe_tunnel_t. More...
#define	foreach_vxlan_gpe_input_next
	next nodes for VXLAN GPE input More...
#define	vxlan_gpe_error(n, s)   VXLAN_GPE_ERROR_##n,

Enumerations
enum	vxlan_gpe_input_next_t { VXLAN_GPE_INPUT_N_NEXT }
	struct for next nodes for VXLAN GPE input More...
enum	vxlan_gpe_input_error_t { vxlan_gpe_error, vxlan_gpe_error }
	struct for VXLAN GPE errors More...
enum	vxlan_gpe_encap_next_t { VXLAN_GPE_ENCAP_NEXT_IP4_LOOKUP, VXLAN_GPE_ENCAP_NEXT_IP6_LOOKUP, VXLAN_GPE_ENCAP_NEXT_DROP, VXLAN_GPE_ENCAP_N_NEXT }
	Struct for defining VXLAN GPE next nodes. More...

Functions
typedef	CLIB_PACKED (struct{ip4_header_t ip4;udp_header_t udp;vxlan_gpe_header_t vxlan;}) ip4_vxlan_gpe_header_t
	VXLAN GPE header struct. More...
typedef	CLIB_PACKED (struct{ip6_header_t ip6;udp_header_t udp;vxlan_gpe_header_t vxlan;}) ip6_vxlan_gpe_header_t
typedef	CLIB_PACKED (struct{union{struct{u32 local;u32 remote;u32 vni;u32 pad;};u64 as_u64[2];};}) vxlan4_gpe_tunnel_key_t
	Key struct for IPv4 VXLAN GPE tunnel. More...
typedef	CLIB_PACKED (struct{ip6_address_t local;ip6_address_t remote;u32 vni;}) vxlan6_gpe_tunnel_key_t
	Key struct for IPv6 VXLAN GPE tunnel. More...
u8 *	format_vxlan_gpe_encap_trace (u8 *s, va_list *args)
	Trace of packets encapsulated in VXLAN GPE. More...
int	vnet_vxlan_gpe_add_del_tunnel (vnet_vxlan_gpe_add_del_tunnel_args_t *a, u32 *sw_if_indexp)
	Add or Del a VXLAN GPE tunnel. More...
int	vxlan4_gpe_rewrite (vxlan_gpe_tunnel_t *t, u32 extension_size, u8 protocol_override, uword encap_next_node)
	Calculate IPv4 VXLAN GPE rewrite header. More...
int	vxlan6_gpe_rewrite (vxlan_gpe_tunnel_t *t, u32 extension_size, u8 protocol_override, uword encap_next_node)
	Calculate IPv6 VXLAN GPE rewrite header. More...
void	vxlan_gpe_unregister_decap_protocol (u8 protocol_id, uword next_node_index)
void	vxlan_gpe_register_decap_protocol (u8 protocol_id, uword next_node_index)

Variables
vxlan_gpe_main_t	vxlan_gpe_main
vlib_node_registration_t	vxlan_gpe_encap_node
	(constructor) VLIB_REGISTER_NODE (vxlan_gpe_encap_node) More...
vlib_node_registration_t	vxlan4_gpe_input_node
	(constructor) VLIB_REGISTER_NODE (vxlan4_gpe_input_node) More...
vlib_node_registration_t	vxlan6_gpe_input_node
	(constructor) VLIB_REGISTER_NODE (vxlan6_gpe_input_node) More...

Detailed Description

VXLAN GPE definitions.

Definition in file vxlan_gpe.h.

Macro Definition Documentation

#define foreach_vxlan_gpe_input_next

Value:

_(DROP, "error-drop")                           \
_(IP4_INPUT, "ip4-input")                       \
_(IP6_INPUT, "ip6-input")                       \
_(ETHERNET_INPUT, "ethernet-input")

next nodes for VXLAN GPE input

Definition at line 129 of file vxlan_gpe.h.

#define vxlan_gpe_error	(		n,
			s
	)		VXLAN_GPE_ERROR_##n,

Definition at line 145 of file vxlan_gpe.h.

#define VXLAN_GPE_TUNNEL_IS_IPV4   1

Flags for vxlan_gpe_tunnel_t.

Definition at line 126 of file vxlan_gpe.h.

Enumeration Type Documentation

enum vxlan_gpe_encap_next_t

Struct for defining VXLAN GPE next nodes.

Enumerator
VXLAN_GPE_ENCAP_NEXT_IP4_LOOKUP
VXLAN_GPE_ENCAP_NEXT_IP6_LOOKUP
VXLAN_GPE_ENCAP_NEXT_DROP
VXLAN_GPE_ENCAP_N_NEXT

Definition at line 208 of file vxlan_gpe.h.

enum vxlan_gpe_input_error_t

struct for VXLAN GPE errors

Enumerator
vxlan_gpe_error
vxlan_gpe_error

Definition at line 144 of file vxlan_gpe.h.

enum vxlan_gpe_input_next_t

struct for next nodes for VXLAN GPE input

Enumerator
VXLAN_GPE_INPUT_N_NEXT

Definition at line 136 of file vxlan_gpe.h.

Function Documentation

typedef CLIB_PACKED

(

struct{ip4_header_t ip4;udp_header_t udp;vxlan_gpe_header_t vxlan;}

)

VXLAN GPE header struct.

typedef CLIB_PACKED

(

struct{ip6_header_t ip6;udp_header_t udp;vxlan_gpe_header_t vxlan;}

)

typedef CLIB_PACKED

(

struct{union{struct{u32 local;u32 remote;u32 vni;u32 pad;};u64 as_u64[2];};}

)

Key struct for IPv4 VXLAN GPE tunnel.

Key fields: local remote, vni all fields in NET byte order VNI shifted 8 bits

typedef CLIB_PACKED

(

struct{ip6_address_t local;ip6_address_t remote;u32 vni;}

)

Key struct for IPv6 VXLAN GPE tunnel.

Key fields: local remote, vni all fields in NET byte order VNI shifted 8 bits

u8* format_vxlan_gpe_encap_trace	(	u8 *	s,
		va_list *	args
	)

Trace of packets encapsulated in VXLAN GPE.

Parameters

*s
*args

Returns

*s

Definition at line 66 of file encap.c.

Here is the call graph for this function:

Here is the caller graph for this function:

int vnet_vxlan_gpe_add_del_tunnel	(	vnet_vxlan_gpe_add_del_tunnel_args_t *	a,
		u32 *	sw_if_indexp
	)

Add or Del a VXLAN GPE tunnel.

Parameters

*a
*sw_if_index

Returns

rc

Definition at line 292 of file vxlan_gpe.c.

Here is the call graph for this function:

Here is the caller graph for this function:

int vxlan4_gpe_rewrite	(	vxlan_gpe_tunnel_t *	t,
		u32	extension_size,
		u8	protocol_override,
		uword	encap_next_node
	)

Calculate IPv4 VXLAN GPE rewrite header.

Parameters

*t

Returns

rc

Definition at line 176 of file vxlan_gpe.c.

Here is the call graph for this function:

Here is the caller graph for this function:

int vxlan6_gpe_rewrite	(	vxlan_gpe_tunnel_t *	t,
		u32	extension_size,
		u8	protocol_override,
		uword	encap_next_node
	)

Calculate IPv6 VXLAN GPE rewrite header.

Parameters

*t

Returns

rc

Definition at line 233 of file vxlan_gpe.c.

Here is the call graph for this function:

Here is the caller graph for this function:

void vxlan_gpe_register_decap_protocol	(	u8	protocol_id,
		uword	next_node_index
	)

Definition at line 645 of file decap.c.

Here is the caller graph for this function:

void vxlan_gpe_unregister_decap_protocol	(	u8	protocol_id,
		uword	next_node_index
	)

Definition at line 653 of file decap.c.

Variable Documentation

vlib_node_registration_t vxlan4_gpe_input_node

(constructor) VLIB_REGISTER_NODE (vxlan4_gpe_input_node)

Definition at line 689 of file decap.c.

vlib_node_registration_t vxlan6_gpe_input_node

(constructor) VLIB_REGISTER_NODE (vxlan6_gpe_input_node)

Definition at line 712 of file decap.c.

vlib_node_registration_t vxlan_gpe_encap_node

(constructor) VLIB_REGISTER_NODE (vxlan_gpe_encap_node)

Definition at line 370 of file encap.c.

vxlan_gpe_main_t vxlan_gpe_main

Definition at line 176 of file vxlan_gpe.h.