ip6_nd.c File Reference

IPv6 Neighbor Adjacency and Neighbor Discovery. More...

Include dependency graph for ip6_nd.c:

Go to the source code of this file.

Data Structures
struct	ip6_nd_t_

Macros
#define	DEF_MAX_RADV_INTERVAL   200
#define	DEF_MIN_RADV_INTERVAL   .75 * DEF_MAX_RADV_INTERVAL

Typedefs
typedef struct ip6_nd_t_	ip6_nd_t

Enumerations
enum	icmp6_neighbor_solicitation_or_advertisement_next_t { ICMP6_NEIGHBOR_SOLICITATION_NEXT_DROP, ICMP6_NEIGHBOR_SOLICITATION_NEXT_REPLY, ICMP6_NEIGHBOR_SOLICITATION_N_NEXT }

Functions
static_always_inline uword	icmp6_neighbor_solicitation_or_advertisement (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame, uword is_solicitation)
static const ethernet_interface_t *	ip6_nd_get_eth_itf (u32 sw_if_index)
static void	ip6_nd_link_enable (u32 sw_if_index)
	called when IP6 is enabled on a link. More...
static void	ip6_nd_delegate_disable (index_t indi)
static uword	icmp6_neighbor_solicitation (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	icmp6_neighbor_advertisement (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static u8 *	format_ip6_nd (u8 *s, va_list *args)
static clib_error_t *	ip6_nd_init (vlib_main_t *vm)

Variables
static ip6_link_delegate_id_t	ip6_nd_delegate_id
static ip6_nd_t *	ip6_nd_pool
static vlib_node_registration_t	ip6_icmp_neighbor_solicitation_node
	(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_solicitation_node) More...
static vlib_node_registration_t	ip6_icmp_neighbor_advertisement_node
	(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_advertisement_node) More...
static const ip_neighbor_vft_t	ip6_nd_impl_vft
	VFT to act as an implementation of a neighbour protocol. More...
static const ip6_link_delegate_vft_t	ip6_nd_delegate_vft
	VFT for registering as a delegate to an IP6 link. More...

Detailed Description

IPv6 Neighbor Adjacency and Neighbor Discovery.

The files contains the API and CLI code for managing IPv6 neighbor adjacency tables and neighbor discovery logic.

Definition in file ip6_nd.c.

Macro Definition Documentation

DEF_MAX_RADV_INTERVAL

#define DEF_MAX_RADV_INTERVAL   200

Definition at line 35 of file ip6_nd.c.

DEF_MIN_RADV_INTERVAL

#define DEF_MIN_RADV_INTERVAL   .75 * DEF_MAX_RADV_INTERVAL

Definition at line 36 of file ip6_nd.c.

Typedef Documentation

ip6_nd_t

typedef struct ip6_nd_t_ ip6_nd_t

Enumeration Type Documentation

icmp6_neighbor_solicitation_or_advertisement_next_t

enum icmp6_neighbor_solicitation_or_advertisement_next_t

Enumerator
ICMP6_NEIGHBOR_SOLICITATION_NEXT_DROP
ICMP6_NEIGHBOR_SOLICITATION_NEXT_REPLY
ICMP6_NEIGHBOR_SOLICITATION_N_NEXT

Definition at line 52 of file ip6_nd.c.

Function Documentation

format_ip6_nd()

static u8* format_ip6_nd ( u8 *  s, va_list *  args  )

static

Definition at line 424 of file ip6_nd.c.

Here is the call graph for this function:

icmp6_neighbor_advertisement()

static uword icmp6_neighbor_advertisement ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 381 of file ip6_nd.c.

Here is the call graph for this function:

icmp6_neighbor_solicitation()

static uword icmp6_neighbor_solicitation ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 372 of file ip6_nd.c.

Here is the call graph for this function:

icmp6_neighbor_solicitation_or_advertisement()

static_always_inline uword icmp6_neighbor_solicitation_or_advertisement	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	frame,
		uword	is_solicitation
	)

Definition at line 60 of file ip6_nd.c.

Here is the call graph for this function:

Here is the caller graph for this function:

ip6_nd_delegate_disable()

static void ip6_nd_delegate_disable ( index_t  indi )

static

Definition at line 362 of file ip6_nd.c.

ip6_nd_get_eth_itf()

static const ethernet_interface_t* ip6_nd_get_eth_itf ( u32  sw_if_index )

static

Definition at line 322 of file ip6_nd.c.

Here is the call graph for this function:

Here is the caller graph for this function:

ip6_nd_init()

static clib_error_t* ip6_nd_init ( vlib_main_t *  vm )

static

Definition at line 460 of file ip6_nd.c.

Here is the call graph for this function:

ip6_nd_link_enable()

static void ip6_nd_link_enable ( u32  sw_if_index )

static

called when IP6 is enabled on a link.

create and initialize router advertisement parameters with default values for this intfc

Definition at line 340 of file ip6_nd.c.

Here is the call graph for this function:

Variable Documentation

ip6_icmp_neighbor_advertisement_node

vlib_node_registration_t ip6_icmp_neighbor_advertisement_node

static

Initial value:

=
{
  .function = icmp6_neighbor_advertisement,
  .name = "icmp6-neighbor-advertisement",

  .vector_size = sizeof (u32),

  .format_trace = format_icmp6_input_trace,

  .n_next_nodes = 1,
  .next_nodes = {
    [0] = "ip6-punt",
  },
}

(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_advertisement_node)

Definition at line 407 of file ip6_nd.c.

ip6_icmp_neighbor_solicitation_node

vlib_node_registration_t ip6_icmp_neighbor_solicitation_node

static

Initial value:

=
{
  .function = icmp6_neighbor_solicitation,
  .name = "icmp6-neighbor-solicitation",

  .vector_size = sizeof (u32),

  .format_trace = format_icmp6_input_trace,

  .n_next_nodes = ICMP6_NEIGHBOR_SOLICITATION_N_NEXT,
  .next_nodes = {
    [ICMP6_NEIGHBOR_SOLICITATION_NEXT_DROP] = "ip6-drop",
    [ICMP6_NEIGHBOR_SOLICITATION_NEXT_REPLY] = "interface-output",
  },
}

(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_solicitation_node)

Definition at line 391 of file ip6_nd.c.

ip6_nd_delegate_id

ip6_link_delegate_id_t ip6_nd_delegate_id

static

Definition at line 48 of file ip6_nd.c.

ip6_nd_delegate_vft

const ip6_link_delegate_vft_t ip6_nd_delegate_vft

static

Initial value:

= {
  .ildv_disable = ip6_nd_delegate_disable,
  .ildv_enable = ip6_nd_link_enable,
  .ildv_format = format_ip6_nd,
}

VFT for registering as a delegate to an IP6 link.

Definition at line 453 of file ip6_nd.c.

ip6_nd_impl_vft

const ip_neighbor_vft_t ip6_nd_impl_vft

static

Initial value:

= {
  .inv_proxy6_add = ip6_nd_proxy_add,
  .inv_proxy6_del = ip6_nd_proxy_del,
}

VFT to act as an implementation of a neighbour protocol.

Definition at line 445 of file ip6_nd.c.

ip6_nd_pool

ip6_nd_t* ip6_nd_pool

static

Definition at line 49 of file ip6_nd.c.