icmp4.c File Reference

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Data Structures
struct	icmp4_main_t
struct	pg_icmp46_header_t

Enumerations
enum	icmp_input_next_t { ICMP_INPUT_NEXT_ERROR, ICMP_INPUT_N_NEXT, ICMP_INPUT_NEXT_DROP, ICMP_INPUT_N_NEXT }
enum	ip4_icmp_error_next_t { IP4_ICMP_ERROR_NEXT_DROP, IP4_ICMP_ERROR_NEXT_LOOKUP, IP4_ICMP_ERROR_N_NEXT }

Functions
static u8 *	format_ip4_icmp_type_and_code (u8 *s, va_list *args)
static u8 *	format_ip4_icmp_header (u8 *s, va_list *args)
static u8 *	format_icmp_input_trace (u8 *s, va_list *va)
static uword	ip4_icmp_input (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	ip4_icmp_echo_request (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
void	icmp4_error_set_vnet_buffer (vlib_buffer_t *b, u8 type, u8 code, u32 data)
static u8	icmp4_icmp_type_to_error (u8 type)
static uword	ip4_icmp_error (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	unformat_icmp_type_and_code (unformat_input_t *input, va_list *args)
static void	icmp4_pg_edit_function (pg_main_t *pg, pg_stream_t *s, pg_edit_group_t *g, u32 *packets, u32 n_packets)
static void	pg_icmp_header_init (pg_icmp46_header_t *p)
static uword	unformat_pg_icmp_header (unformat_input_t *input, va_list *args)
void	ip4_icmp_register_type (vlib_main_t *vm, icmp4_type_t type, u32 node_index)
static clib_error_t *	icmp4_init (vlib_main_t *vm)

Variables
static char *	icmp_error_strings []
icmp4_main_t	icmp4_main
static vlib_node_registration_t	ip4_icmp_input_node
	(constructor) VLIB_REGISTER_NODE (ip4_icmp_input_node) More...
static vlib_node_registration_t	ip4_icmp_echo_request_node
	(constructor) VLIB_REGISTER_NODE (ip4_icmp_echo_request_node) More...
vlib_node_registration_t	ip4_icmp_error_node
	(constructor) VLIB_REGISTER_NODE (ip4_icmp_error_node) More...

Enumeration Type Documentation

enum icmp_input_next_t

Enumerator
ICMP_INPUT_NEXT_ERROR
ICMP_INPUT_N_NEXT
ICMP_INPUT_NEXT_DROP
ICMP_INPUT_N_NEXT

Definition at line 119 of file icmp4.c.

enum ip4_icmp_error_next_t

Enumerator
IP4_ICMP_ERROR_NEXT_DROP
IP4_ICMP_ERROR_NEXT_LOOKUP
IP4_ICMP_ERROR_N_NEXT

Definition at line 409 of file icmp4.c.

Function Documentation

static u8* format_icmp_input_trace ( u8 *  s, va_list *  va  )

static

Definition at line 106 of file icmp4.c.

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static u8* format_ip4_icmp_header ( u8 *  s, va_list *  args  )

static

Definition at line 90 of file icmp4.c.

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static u8* format_ip4_icmp_type_and_code ( u8 *  s, va_list *  args  )

static

Definition at line 51 of file icmp4.c.

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void icmp4_error_set_vnet_buffer	(	vlib_buffer_t *	b,
		u8	type,
		u8	code,
		u32	data
	)

Definition at line 416 of file icmp4.c.

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static u8 icmp4_icmp_type_to_error ( u8  type )

static

Definition at line 424 of file icmp4.c.

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static clib_error_t* icmp4_init ( vlib_main_t *  vm )

static

Definition at line 707 of file icmp4.c.

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static void icmp4_pg_edit_function ( pg_main_t *  pg, pg_stream_t *  s, pg_edit_group_t *  g, u32 *  packets, u32  n_packets  )

static

Definition at line 595 of file icmp4.c.

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static uword ip4_icmp_echo_request ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 223 of file icmp4.c.

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static uword ip4_icmp_error ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 439 of file icmp4.c.

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static uword ip4_icmp_input ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 136 of file icmp4.c.

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void ip4_icmp_register_type	(	vlib_main_t *	vm,
		icmp4_type_t	type,
		u32	node_index
	)

Definition at line 696 of file icmp4.c.

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static void pg_icmp_header_init ( pg_icmp46_header_t *  p )

inlinestatic

Definition at line 632 of file icmp4.c.

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static uword unformat_icmp_type_and_code ( unformat_input_t *  input, va_list *  args  )

static

Definition at line 570 of file icmp4.c.

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static uword unformat_pg_icmp_header ( unformat_input_t *  input, va_list *  args  )

static

Definition at line 643 of file icmp4.c.

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Variable Documentation

icmp4_main_t icmp4_main

Definition at line 133 of file icmp4.c.

char* icmp_error_strings[]

static

Initial value:

= {
#define _(f,s) 
  foreach_icmp4_error

}

Definition at line 45 of file icmp4.c.

vlib_node_registration_t ip4_icmp_echo_request_node

static

Initial value:

= {
  .function = ip4_icmp_echo_request,
  .name = "ip4-icmp-echo-request",

  .vector_size = sizeof (u32),

  .format_trace = format_icmp_input_trace,

  .n_next_nodes = 1,
  .next_nodes = {
    [0] = "ip4-rewrite-local",
  },
}

(constructor) VLIB_REGISTER_NODE (ip4_icmp_echo_request_node)

Definition at line 395 of file icmp4.c.

vlib_node_registration_t ip4_icmp_error_node

Initial value:

= {
  .function = ip4_icmp_error,
  .name = "ip4-icmp-error",
  .vector_size = sizeof (u32),

  .n_errors = ARRAY_LEN (icmp_error_strings),
  .error_strings = icmp_error_strings,

  .n_next_nodes = IP4_ICMP_ERROR_N_NEXT,
  .next_nodes = {
    [IP4_ICMP_ERROR_NEXT_DROP] = "error-drop",
    [IP4_ICMP_ERROR_NEXT_LOOKUP] = "ip4-lookup",
  },

  .format_trace = format_icmp_input_trace,
}

(constructor) VLIB_REGISTER_NODE (ip4_icmp_error_node)

Definition at line 552 of file icmp4.c.

vlib_node_registration_t ip4_icmp_input_node

static

Initial value:

= {
  .function = ip4_icmp_input,
  .name = "ip4-icmp-input",

  .vector_size = sizeof (u32),

  .format_trace = format_icmp_input_trace,

  .n_errors = ARRAY_LEN (icmp_error_strings),
  .error_strings = icmp_error_strings,

  .n_next_nodes = 1,
  .next_nodes = {
    [ICMP_INPUT_NEXT_ERROR] = "error-punt",
  },
}

(constructor) VLIB_REGISTER_NODE (ip4_icmp_input_node)

Definition at line 205 of file icmp4.c.