gre.c File Reference

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Data Structures
struct	ip4_and_gre_union_t
	IPv4 and GRE header union. More...
struct	gre_tx_trace_t

Functions
u8 *	format_gre_tx_trace (u8 *s, va_list *args)
u8 *	format_gre_protocol (u8 *s, va_list *args)
u8 *	format_gre_header_with_length (u8 *s, va_list *args)
u8 *	format_gre_header (u8 *s, va_list *args)
uword	unformat_gre_protocol_host_byte_order (unformat_input_t *input, va_list *args)
uword	unformat_gre_protocol_net_byte_order (unformat_input_t *input, va_list *args)
uword	unformat_gre_header (unformat_input_t *input, va_list *args)
static int	gre_proto_from_vnet_link (vnet_link_t link)
static u8 *	gre_build_rewrite (vnet_main_t *vnm, u32 sw_if_index, vnet_link_t link_type, const void *dst_address)
void	gre_fixup (vlib_main_t *vm, ip_adjacency_t *adj, vlib_buffer_t *b0)
void	gre_update_adj (vnet_main_t *vnm, u32 sw_if_index, adj_index_t ai)
static uword	gre_interface_tx_inline (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
	TX function. More...
static uword	gre_interface_tx (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	gre_teb_interface_tx (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static u8 *	format_gre_tunnel_name (u8 *s, va_list *args)
static u8 *	format_gre_tunnel_teb_name (u8 *s, va_list *args)
static u8 *	format_gre_device (u8 *s, va_list *args)
	VNET_DEVICE_CLASS (gre_device_class)
	VLIB_DEVICE_TX_FUNCTION_MULTIARCH (gre_device_class, gre_interface_tx)
	VLIB_DEVICE_TX_FUNCTION_MULTIARCH (gre_device_teb_class, gre_teb_interface_tx)
static void	add_protocol (gre_main_t *gm, gre_protocol_t protocol, char *protocol_name)
static clib_error_t *	gre_init (vlib_main_t *vm)
gre_main_t *	gre_get_main (vlib_main_t *vm)

Variables
gre_main_t	gre_main

Function Documentation

static void add_protocol ( gre_main_t *  gm, gre_protocol_t  protocol, char *  protocol_name  )

static

Definition at line 402 of file gre.c.

static u8* format_gre_device ( u8 *  s, va_list *  args  )

static

Definition at line 354 of file gre.c.

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

Definition at line 102 of file gre.c.

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

Definition at line 72 of file gre.c.

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

Definition at line 58 of file gre.c.

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static u8* format_gre_tunnel_name ( u8 *  s, va_list *  args  )

static

Definition at line 342 of file gre.c.

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static u8* format_gre_tunnel_teb_name ( u8 *  s, va_list *  args  )

static

Definition at line 348 of file gre.c.

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

Definition at line 45 of file gre.c.

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static u8* gre_build_rewrite ( vnet_main_t *  vnm, u32  sw_if_index, vnet_link_t  link_type, const void *  dst_address  )

static

Definition at line 189 of file gre.c.

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void gre_fixup	(	vlib_main_t *	vm,
		ip_adjacency_t *	adj,
		vlib_buffer_t *	b0
	)

Definition at line 224 of file gre.c.

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gre_main_t* gre_get_main

(

vlib_main_t *

vm

)

Definition at line 455 of file gre.c.

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static clib_error_t* gre_init ( vlib_main_t *  vm )

static

Definition at line 420 of file gre.c.

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static uword gre_interface_tx ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 327 of file gre.c.

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static uword gre_interface_tx_inline ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

TX function.

Only called L2. L3 traffic uses the adj-midchains

Definition at line 258 of file gre.c.

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static int gre_proto_from_vnet_link ( vnet_link_t  link )

static

Definition at line 166 of file gre.c.

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static uword gre_teb_interface_tx ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 335 of file gre.c.

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void gre_update_adj	(	vnet_main_t *	vnm,
		u32	sw_if_index,
		adj_index_t	ai
	)

Definition at line 239 of file gre.c.

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uword unformat_gre_header	(	unformat_input_t *	input,
		va_list *	args
	)

Definition at line 141 of file gre.c.

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uword unformat_gre_protocol_host_byte_order	(	unformat_input_t *	input,
		va_list *	args
	)

Definition at line 110 of file gre.c.

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uword unformat_gre_protocol_net_byte_order	(	unformat_input_t *	input,
		va_list *	args
	)

Definition at line 130 of file gre.c.

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VLIB_DEVICE_TX_FUNCTION_MULTIARCH	(	gre_device_class	,
		gre_interface_tx
	)

Definition at line 375 of file gre.c.

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VLIB_DEVICE_TX_FUNCTION_MULTIARCH	(	gre_device_teb_class	,
		gre_teb_interface_tx
	)

Definition at line 390 of file gre.c.

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VNET_DEVICE_CLASS

(

gre_device_class

)

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Variable Documentation

gre_main_t gre_main

Definition at line 22 of file gre.c.