node.c File Reference

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Data Structures
struct	gre_rx_trace_t
struct	gre_input_runtime_t

Macros
#define	foreach_gre_input_next
#define	gre_error(n, s)   s,

Enumerations
enum	gre_input_next_t { GRE_INPUT_N_NEXT }

Functions
u8 *	format_gre_rx_trace (u8 *s, va_list *args)
static uword	gre_input (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame, u8 is_ipv6)
static uword	gre4_input (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
static uword	gre6_input (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
void	gre_register_input_protocol (vlib_main_t *vm, gre_protocol_t protocol, u32 node_index)
static void	gre_setup_node (vlib_main_t *vm, u32 node_index)
static clib_error_t *	gre_input_init (vlib_main_t *vm)

Variables
static char *	gre_error_strings []
vlib_node_registration_t	gre4_input_node
	(constructor) VLIB_REGISTER_NODE (gre4_input_node) More...
vlib_node_registration_t	gre6_input_node
	(constructor) VLIB_REGISTER_NODE (gre6_input_node) More...

Macro Definition Documentation

#define foreach_gre_input_next

Value:

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

Definition at line 24 of file node.c.

#define gre_error	(		n,
			s
	)		s,

Enumeration Type Documentation

enum gre_input_next_t

Enumerator
GRE_INPUT_N_NEXT

Definition at line 32 of file node.c.

Function Documentation

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

Definition at line 50 of file node.c.

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static uword gre4_input ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  from_frame  )

static

Definition at line 555 of file node.c.

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static uword gre6_input ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  from_frame  )

static

Definition at line 562 of file node.c.

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static uword gre_input ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  from_frame, u8  is_ipv6  )

inlinestatic

Definition at line 71 of file node.c.

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static clib_error_t* gre_input_init ( vlib_main_t *  vm )

static

Definition at line 663 of file node.c.

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void gre_register_input_protocol	(	vlib_main_t *	vm,
		gre_protocol_t	protocol,
		u32	node_index
	)

Definition at line 625 of file node.c.

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static void gre_setup_node ( vlib_main_t *  vm, u32  node_index  )

static

Definition at line 652 of file node.c.

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Variable Documentation

vlib_node_registration_t gre4_input_node

Initial value:

= {
  .function = gre4_input,
  .name = "gre4-input",
  
  .vector_size = sizeof (u32),

  .n_errors = GRE_N_ERROR,
  .error_strings = gre_error_strings,

  .n_next_nodes = GRE_INPUT_N_NEXT,
  .next_nodes = {
#define _(s,n) 
    foreach_gre_input_next

  },

  .format_buffer = format_gre_header_with_length,
  .format_trace = format_gre_rx_trace,
  .unformat_buffer = unformat_gre_header,
}

(constructor) VLIB_REGISTER_NODE (gre4_input_node)

Definition at line 575 of file node.c.

vlib_node_registration_t gre6_input_node

Initial value:

= {
  .function = gre6_input,
  .name = "gre6-input",
  
  .vector_size = sizeof (u32),

  .runtime_data_bytes = sizeof (gre_input_runtime_t),

  .n_errors = GRE_N_ERROR,
  .error_strings = gre_error_strings,

  .n_next_nodes = GRE_INPUT_N_NEXT,
  .next_nodes = {
#define _(s,n) 
    foreach_gre_input_next

  },

  .format_buffer = format_gre_header_with_length,
  .format_trace = format_gre_rx_trace,
  .unformat_buffer = unformat_gre_header,
}

(constructor) VLIB_REGISTER_NODE (gre6_input_node)

Definition at line 598 of file node.c.

char* gre_error_strings[]

static

Initial value:

= {
#define gre_error(n,s) 


gre_error (NONE, "no error")
gre_error (UNKNOWN_PROTOCOL, "unknown protocol")
gre_error (UNSUPPORTED_VERSION, "unsupported version")
gre_error (PKTS_DECAP, "GRE input packets decapsulated")
gre_error (PKTS_ENCAP, "GRE output packets encapsulated")
gre_error (NO_SUCH_TUNNEL, "GRE input packets dropped due to missing tunnel")

}

Definition at line 568 of file node.c.