bfd_udp.c File Reference

BFD UDP transport layer implementation. More...

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Data Structures
struct	bfd_udp_main_t
struct	bfd_rpc_update_t

Macros
#define	foreach_bfd_udp_error(F)
#define	F(sym, string)   static char BFD_UDP_ERR_##sym##_STR[] = string;
#define	F(sym, string)   BFD_UDP_ERR_##sym##_STR,
#define	F(sym, str)   BFD_UDP_ERROR_##sym,
#define	foreach_bfd_udp_echo_error(F)
#define	F(sym, string)   static char BFD_UDP_ECHO_ERR_##sym##_STR[] = string;
#define	F(sym, string)   BFD_UDP_ECHO_ERR_##sym##_STR,
#define	F(sym, str)   BFD_UDP_ECHO_ERROR_##sym,

Enumerations
enum	bfd_udp_input_next_t { BFD_UDP_INPUT_NEXT_NORMAL, BFD_UDP_INPUT_NEXT_REPLY_ARP, BFD_UDP_INPUT_NEXT_REPLY_REWRITE, BFD_UDP_INPUT_N_NEXT }
enum	bfd_udp_error_t { foreach_bfd_udp_error }
enum	bfd_udp_echo_error_t { foreach_bfd_udp_echo_error }

Functions
vnet_api_error_t	bfd_udp_set_echo_source (u32 sw_if_index)
	set echo-source interface More...
vnet_api_error_t	bfd_udp_del_echo_source (u32 sw_if_index)
int	bfd_udp_is_echo_available (bfd_transport_e transport)
	check if the bfd udp layer is echo-capable at this time More...
static u16	bfd_udp_bs_idx_to_sport (u32 bs_idx)
int	bfd_udp_get_echo_src_ip4 (ip4_address_t *addr)
int	bfd_udp_get_echo_src_ip6 (ip6_address_t *addr)
void	bfd_udp_get_echo_source (int *is_set, u32 *sw_if_index, int *have_usable_ip4, ip4_address_t *ip4, int *have_usable_ip6, ip6_address_t *ip6)
	get echo source information - used by CLI More...
int	bfd_add_udp4_transport (vlib_main_t *vm, u32 bi, const bfd_session_t *bs, int is_echo)
int	bfd_add_udp6_transport (vlib_main_t *vm, u32 bi, const bfd_session_t *bs, int is_echo)
static void	bfd_create_frame_to_next_node (vlib_main_t *vm, u32 bi, u32 next_node)
int	bfd_udp_calc_next_node (const struct bfd_session_s *bs, u32 *next_node)
int	bfd_transport_udp4 (vlib_main_t *vm, u32 bi, const struct bfd_session_s *bs)
	transport packet over udpv4 More...
int	bfd_transport_udp6 (vlib_main_t *vm, u32 bi, const struct bfd_session_s *bs)
	transport packet over udpv6 More...
static bfd_session_t *	bfd_lookup_session (bfd_udp_main_t *bum, const bfd_udp_key_t *key)
static void	bfd_udp_key_init (bfd_udp_key_t *key, u32 sw_if_index, const ip46_address_t *local_addr, const ip46_address_t *peer_addr)
static vnet_api_error_t	bfd_udp_add_session_internal (bfd_udp_main_t *bum, u32 sw_if_index, u32 desired_min_tx_usec, u32 required_min_rx_usec, u8 detect_mult, const ip46_address_t *local_addr, const ip46_address_t *peer_addr, bfd_session_t **bs_out)
static vnet_api_error_t	bfd_udp_validate_api_input (u32 sw_if_index, const ip46_address_t *local_addr, const ip46_address_t *peer_addr)
static vnet_api_error_t	bfd_udp_find_session_by_api_input (u32 sw_if_index, const ip46_address_t *local_addr, const ip46_address_t *peer_addr, bfd_session_t **bs_out)
static vnet_api_error_t	bfd_api_verify_common (u32 sw_if_index, u32 desired_min_tx_usec, u32 required_min_rx_usec, u8 detect_mult, const ip46_address_t *local_addr, const ip46_address_t *peer_addr)
static void	bfd_udp_del_session_internal (bfd_session_t *bs)
vnet_api_error_t	bfd_udp_add_session (u32 sw_if_index, const ip46_address_t *local_addr, const ip46_address_t *peer_addr, u32 desired_min_tx_usec, u32 required_min_rx_usec, u8 detect_mult, u8 is_authenticated, u32 conf_key_id, u8 bfd_key_id)
	create a new bfd session More...
vnet_api_error_t	bfd_udp_mod_session (u32 sw_if_index, const ip46_address_t *local_addr, const ip46_address_t *peer_addr, u32 desired_min_tx_usec, u32 required_min_rx_usec, u8 detect_mult)
	modify existing session More...
vnet_api_error_t	bfd_udp_del_session (u32 sw_if_index, const ip46_address_t *local_addr, const ip46_address_t *peer_addr)
	delete existing session More...
vnet_api_error_t	bfd_udp_session_set_flags (u32 sw_if_index, const ip46_address_t *local_addr, const ip46_address_t *peer_addr, u8 admin_up_down)
	set session admin down/up More...
vnet_api_error_t	bfd_udp_auth_activate (u32 sw_if_index, const ip46_address_t *local_addr, const ip46_address_t *peer_addr, u32 conf_key_id, u8 key_id, u8 is_delayed)
	activate authentication for existing session More...
vnet_api_error_t	bfd_udp_auth_deactivate (u32 sw_if_index, const ip46_address_t *local_addr, const ip46_address_t *peer_addr, u8 is_delayed)
	deactivate authentication for existing session More...
static void	bfd_udp4_find_headers (vlib_buffer_t *b, ip4_header_t **ip4, udp_header_t **udp)
static bfd_udp_error_t	bfd_udp4_verify_transport (const ip4_header_t *ip4, const udp_header_t *udp, const bfd_session_t *bs)
static void	bfd_rpc_update_session (u32 bs_idx, const bfd_pkt_t *pkt)
static bfd_udp_error_t	bfd_udp4_scan (vlib_main_t *vm, vlib_node_runtime_t *rt, vlib_buffer_t *b, bfd_session_t **bs_out)
static void	bfd_udp6_find_headers (vlib_buffer_t *b, ip6_header_t **ip6, udp_header_t **udp)
static bfd_udp_error_t	bfd_udp6_verify_transport (const ip6_header_t *ip6, const udp_header_t *udp, const bfd_session_t *bs)
static bfd_udp_error_t	bfd_udp6_scan (vlib_main_t *vm, vlib_node_runtime_t *rt, vlib_buffer_t *b, bfd_session_t **bs_out)
static uword	bfd_udp_input (vlib_main_t *vm, vlib_node_runtime_t *rt, vlib_frame_t *f, int is_ipv6)
static uword	bfd_udp4_input (vlib_main_t *vm, vlib_node_runtime_t *rt, vlib_frame_t *f)
static uword	bfd_udp6_input (vlib_main_t *vm, vlib_node_runtime_t *rt, vlib_frame_t *f)
static uword	bfd_udp_echo_input (vlib_main_t *vm, vlib_node_runtime_t *rt, vlib_frame_t *f, int is_ipv6)
static uword	bfd_udp_echo4_input (vlib_main_t *vm, vlib_node_runtime_t *rt, vlib_frame_t *f)
u8 *	bfd_echo_input_format_trace (u8 *s, va_list *args)
static uword	bfd_udp_echo6_input (vlib_main_t *vm, vlib_node_runtime_t *rt, vlib_frame_t *f)
static clib_error_t *	bfd_udp_sw_if_add_del (vnet_main_t *vnm, u32 sw_if_index, u32 is_create)
	VNET_SW_INTERFACE_ADD_DEL_FUNCTION (bfd_udp_sw_if_add_del)
static clib_error_t *	bfd_udp_init (vlib_main_t *vm)

Variables
static vlib_node_registration_t	bfd_udp4_input_node
	(constructor) VLIB_REGISTER_NODE (bfd_udp4_input_node) More...
static vlib_node_registration_t	bfd_udp6_input_node
	(constructor) VLIB_REGISTER_NODE (bfd_udp6_input_node) More...
static vlib_node_registration_t	bfd_udp_echo4_input_node
	(constructor) VLIB_REGISTER_NODE (bfd_udp_echo4_input_node) More...
static vlib_node_registration_t	bfd_udp_echo6_input_node
	(constructor) VLIB_REGISTER_NODE (bfd_udp_echo6_input_node) More...
bfd_udp_main_t	bfd_udp_main
static char *	bfd_udp_error_strings []
static char *	bfd_udp_echo_error_strings []

Detailed Description

BFD UDP transport layer implementation.

Definition in file bfd_udp.c.

Macro Definition Documentation

F [1/6]

#define F	(		sym,
			string
	)		static char BFD_UDP_ERR_##sym##_STR[] = string;

Definition at line 883 of file bfd_udp.c.

F [2/6]

#define F	(		sym,
			string
	)		BFD_UDP_ERR_##sym##_STR,

Definition at line 883 of file bfd_udp.c.

F [3/6]

#define F	(		sym,
			str
	)		BFD_UDP_ERROR_##sym,

Definition at line 883 of file bfd_udp.c.

F [4/6]

#define F	(		sym,
			string
	)		static char BFD_UDP_ECHO_ERR_##sym##_STR[] = string;

Definition at line 883 of file bfd_udp.c.

F [5/6]

#define F	(		sym,
			string
	)		BFD_UDP_ECHO_ERR_##sym##_STR,

Definition at line 883 of file bfd_udp.c.

F [6/6]

#define F	(		sym,
			str
	)		BFD_UDP_ECHO_ERROR_##sym,

Definition at line 883 of file bfd_udp.c.

foreach_bfd_udp_echo_error

foreach_bfd_udp_echo_error

(

F

)

Value:

F (NONE, "good bfd echo packets (processed)") \
  F (BAD, "invalid bfd echo packets")

Definition at line 867 of file bfd_udp.c.

foreach_bfd_udp_error

foreach_bfd_udp_error

(

F

)

Value:

F (NONE, "good bfd packets (processed)") \
  F (BAD, "invalid bfd packets")

Definition at line 844 of file bfd_udp.c.

Enumeration Type Documentation

bfd_udp_echo_error_t

enum bfd_udp_echo_error_t

Enumerator
foreach_bfd_udp_echo_error

Definition at line 881 of file bfd_udp.c.

bfd_udp_error_t

enum bfd_udp_error_t

Enumerator
foreach_bfd_udp_error

Definition at line 858 of file bfd_udp.c.

bfd_udp_input_next_t

enum bfd_udp_input_next_t

Enumerator
BFD_UDP_INPUT_NEXT_NORMAL
BFD_UDP_INPUT_NEXT_REPLY_ARP
BFD_UDP_INPUT_NEXT_REPLY_REWRITE
BFD_UDP_INPUT_N_NEXT

Definition at line 835 of file bfd_udp.c.

Function Documentation

bfd_add_udp4_transport()

int bfd_add_udp4_transport	(	vlib_main_t *	vm,
		u32	bi,
		const bfd_session_t *	bs,
		int	is_echo
	)

Definition at line 244 of file bfd_udp.c.

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bfd_add_udp6_transport()

int bfd_add_udp6_transport	(	vlib_main_t *	vm,
		u32	bi,
		const bfd_session_t *	bs,
		int	is_echo
	)

Definition at line 299 of file bfd_udp.c.

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bfd_api_verify_common()

static vnet_api_error_t bfd_api_verify_common ( u32  sw_if_index, u32  desired_min_tx_usec, u32  required_min_rx_usec, u8  detect_mult, const ip46_address_t *  local_addr, const ip46_address_t *  peer_addr  )

static

Definition at line 631 of file bfd_udp.c.

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bfd_create_frame_to_next_node()

static void bfd_create_frame_to_next_node ( vlib_main_t *  vm, u32  bi, u32  next_node  )

static

Definition at line 366 of file bfd_udp.c.

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bfd_echo_input_format_trace()

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

Definition at line 1416 of file bfd_udp.c.

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bfd_lookup_session()

static bfd_session_t* bfd_lookup_session ( bfd_udp_main_t *  bum, const bfd_udp_key_t *  key  )

static

Definition at line 436 of file bfd_udp.c.

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bfd_rpc_update_session()

static void bfd_rpc_update_session ( u32  bs_idx, const bfd_pkt_t *  pkt  )

static

Definition at line 955 of file bfd_udp.c.

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bfd_transport_udp4()

int bfd_transport_udp4	(	vlib_main_t *	vm,
		u32	bi,
		const struct bfd_session_s *	bs
	)

transport packet over udpv4

Parameters

is_echo

1 if this is echo packet, 0 if control frame

Returns

1 on success, 0 on failure

Definition at line 412 of file bfd_udp.c.

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bfd_transport_udp6()

int bfd_transport_udp6	(	vlib_main_t *	vm,
		u32	bi,
		const struct bfd_session_s *	bs
	)

transport packet over udpv6

Parameters

is_echo

1 if this is echo packet, 0 if control frame

Returns

1 on success, 0 on failure

Definition at line 424 of file bfd_udp.c.

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bfd_udp4_find_headers()

static void bfd_udp4_find_headers ( vlib_buffer_t *  b, ip4_header_t **  ip4, udp_header_t **  udp  )

static

Definition at line 890 of file bfd_udp.c.

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bfd_udp4_input()

static uword bfd_udp4_input ( vlib_main_t *  vm, vlib_node_runtime_t *  rt, vlib_frame_t *  f  )

static

Definition at line 1282 of file bfd_udp.c.

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bfd_udp4_scan()

static bfd_udp_error_t bfd_udp4_scan ( vlib_main_t *  vm, vlib_node_runtime_t *  rt, vlib_buffer_t *  b, bfd_session_t **  bs_out  )

static

Definition at line 964 of file bfd_udp.c.

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bfd_udp4_verify_transport()

static bfd_udp_error_t bfd_udp4_verify_transport ( const ip4_header_t *  ip4, const udp_header_t *  udp, const bfd_session_t *  bs  )

static

Definition at line 914 of file bfd_udp.c.

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bfd_udp6_find_headers()

static void bfd_udp6_find_headers ( vlib_buffer_t *  b, ip6_header_t **  ip6, udp_header_t **  udp  )

static

Definition at line 1037 of file bfd_udp.c.

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bfd_udp6_input()

static uword bfd_udp6_input ( vlib_main_t *  vm, vlib_node_runtime_t *  rt, vlib_frame_t *  f  )

static

Definition at line 1313 of file bfd_udp.c.

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bfd_udp6_scan()

static bfd_udp_error_t bfd_udp6_scan ( vlib_main_t *  vm, vlib_node_runtime_t *  rt, vlib_buffer_t *  b, bfd_session_t **  bs_out  )

static

Definition at line 1106 of file bfd_udp.c.

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bfd_udp6_verify_transport()

static bfd_udp_error_t bfd_udp6_verify_transport ( const ip6_header_t *  ip6, const udp_header_t *  udp, const bfd_session_t *  bs  )

static

Definition at line 1069 of file bfd_udp.c.

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bfd_udp_add_session()

vnet_api_error_t bfd_udp_add_session	(	u32	sw_if_index,
		const ip46_address_t *	local_addr,
		const ip46_address_t *	peer_addr,
		u32	desired_min_tx_usec,
		u32	required_min_rx_usec,
		u8	detect_mult,
		u8	is_authenticated,
		u32	conf_key_id,
		u8	bfd_key_id
	)

create a new bfd session

Definition at line 667 of file bfd_udp.c.

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bfd_udp_add_session_internal()

static vnet_api_error_t bfd_udp_add_session_internal ( bfd_udp_main_t *  bum, u32  sw_if_index, u32  desired_min_tx_usec, u32  required_min_rx_usec, u8  detect_mult, const ip46_address_t *  local_addr, const ip46_address_t *  peer_addr, bfd_session_t **  bs_out  )

static

Definition at line 460 of file bfd_udp.c.

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bfd_udp_auth_activate()

vnet_api_error_t bfd_udp_auth_activate	(	u32	sw_if_index,
		const ip46_address_t *	local_addr,
		const ip46_address_t *	peer_addr,
		u32	conf_key_id,
		u8	key_id,
		u8	is_delayed
	)

activate authentication for existing session

Definition at line 783 of file bfd_udp.c.

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bfd_udp_auth_deactivate()

vnet_api_error_t bfd_udp_auth_deactivate	(	u32	sw_if_index,
		const ip46_address_t *	local_addr,
		const ip46_address_t *	peer_addr,
		u8	is_delayed
	)

deactivate authentication for existing session

Definition at line 814 of file bfd_udp.c.

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bfd_udp_bs_idx_to_sport()

static u16 bfd_udp_bs_idx_to_sport ( u32  bs_idx )

static

Definition at line 149 of file bfd_udp.c.

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bfd_udp_calc_next_node()

int bfd_udp_calc_next_node	(	const struct bfd_session_s *	bs,
		u32 *	next_node
	)

Definition at line 376 of file bfd_udp.c.

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bfd_udp_del_echo_source()

vnet_api_error_t bfd_udp_del_echo_source

(

u32

sw_if_index

)

Definition at line 88 of file bfd_udp.c.

bfd_udp_del_session()

vnet_api_error_t bfd_udp_del_session	(	u32	sw_if_index,
		const ip46_address_t *	local_addr,
		const ip46_address_t *	peer_addr
	)

delete existing session

Definition at line 741 of file bfd_udp.c.

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bfd_udp_del_session_internal()

static void bfd_udp_del_session_internal ( bfd_session_t *  bs )

static

Definition at line 657 of file bfd_udp.c.

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bfd_udp_echo4_input()

static uword bfd_udp_echo4_input ( vlib_main_t *  vm, vlib_node_runtime_t *  rt, vlib_frame_t *  f  )

static

Definition at line 1409 of file bfd_udp.c.

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bfd_udp_echo6_input()

static uword bfd_udp_echo6_input ( vlib_main_t *  vm, vlib_node_runtime_t *  rt, vlib_frame_t *  f  )

static

Definition at line 1457 of file bfd_udp.c.

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bfd_udp_echo_input()

static uword bfd_udp_echo_input ( vlib_main_t *  vm, vlib_node_runtime_t *  rt, vlib_frame_t *  f, int  is_ipv6  )

static

Definition at line 1345 of file bfd_udp.c.

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bfd_udp_find_session_by_api_input()

static vnet_api_error_t bfd_udp_find_session_by_api_input ( u32  sw_if_index, const ip46_address_t *  local_addr, const ip46_address_t *  peer_addr, bfd_session_t **  bs_out  )

static

Definition at line 600 of file bfd_udp.c.

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bfd_udp_get_echo_source()

void bfd_udp_get_echo_source	(	int *	is_set,
		u32 *	sw_if_index,
		int *	have_usable_ip4,
		ip4_address_t *	ip4,
		int *	have_usable_ip6,
		ip6_address_t *	ip6
	)

get echo source information - used by CLI

Definition at line 226 of file bfd_udp.c.

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bfd_udp_get_echo_src_ip4()

int bfd_udp_get_echo_src_ip4

(

ip4_address_t *

addr

)

Definition at line 163 of file bfd_udp.c.

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bfd_udp_get_echo_src_ip6()

int bfd_udp_get_echo_src_ip6

(

ip6_address_t *

addr

)

Definition at line 197 of file bfd_udp.c.

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bfd_udp_init()

static clib_error_t* bfd_udp_init ( vlib_main_t *  vm )

static

Definition at line 1526 of file bfd_udp.c.

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bfd_udp_input()

static uword bfd_udp_input ( vlib_main_t *  vm, vlib_node_runtime_t *  rt, vlib_frame_t *  f, int  is_ipv6  )

static

Definition at line 1185 of file bfd_udp.c.

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bfd_udp_is_echo_available()

int bfd_udp_is_echo_available

(

bfd_transport_e

transport

)

check if the bfd udp layer is echo-capable at this time

Returns

1 if available, 0 otherwise

Definition at line 96 of file bfd_udp.c.

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bfd_udp_key_init()

static void bfd_udp_key_init ( bfd_udp_key_t *  key, u32  sw_if_index, const ip46_address_t *  local_addr, const ip46_address_t *  peer_addr  )

static

Definition at line 447 of file bfd_udp.c.

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bfd_udp_mod_session()

vnet_api_error_t bfd_udp_mod_session	(	u32	sw_if_index,
		const ip46_address_t *	local_addr,
		const ip46_address_t *	peer_addr,
		u32	desired_min_tx_usec,
		u32	required_min_rx_usec,
		u8	detect_mult
	)

modify existing session

Definition at line 714 of file bfd_udp.c.

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bfd_udp_session_set_flags()

vnet_api_error_t bfd_udp_session_set_flags	(	u32	sw_if_index,
		const ip46_address_t *	local_addr,
		const ip46_address_t *	peer_addr,
		u8	admin_up_down
	)

set session admin down/up

Definition at line 762 of file bfd_udp.c.

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bfd_udp_set_echo_source()

vnet_api_error_t bfd_udp_set_echo_source

(

u32

sw_if_index

)

set echo-source interface

Definition at line 74 of file bfd_udp.c.

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bfd_udp_sw_if_add_del()

static clib_error_t* bfd_udp_sw_if_add_del ( vnet_main_t *  vnm, u32  sw_if_index, u32  is_create  )

static

Definition at line 1487 of file bfd_udp.c.

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bfd_udp_validate_api_input()

static vnet_api_error_t bfd_udp_validate_api_input ( u32  sw_if_index, const ip46_address_t *  local_addr, const ip46_address_t *  peer_addr  )

static

Definition at line 522 of file bfd_udp.c.

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VNET_SW_INTERFACE_ADD_DEL_FUNCTION()

VNET_SW_INTERFACE_ADD_DEL_FUNCTION

(

bfd_udp_sw_if_add_del

)

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Variable Documentation

bfd_udp4_input_node

static vlib_node_registration_t bfd_udp4_input_node

static

Initial value:

= {
  .function = bfd_udp4_input,
  .name = "bfd-udp4-input",
  .vector_size = sizeof (u32),
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = BFD_UDP_N_ERROR,
  .error_strings = bfd_udp_error_strings,

  .format_trace = bfd_input_format_trace,

  .n_next_nodes = BFD_UDP_INPUT_N_NEXT,
  .next_nodes =
      {
              [BFD_UDP_INPUT_NEXT_NORMAL] = "error-drop",
              [BFD_UDP_INPUT_NEXT_REPLY_ARP] = "ip4-arp",
              [BFD_UDP_INPUT_NEXT_REPLY_REWRITE] = "ip4-lookup",
      },
}

(constructor) VLIB_REGISTER_NODE (bfd_udp4_input_node)

Definition at line 66 of file bfd_udp.c.

bfd_udp6_input_node

static vlib_node_registration_t bfd_udp6_input_node

static

Initial value:

= {
  .function = bfd_udp6_input,
  .name = "bfd-udp6-input",
  .vector_size = sizeof (u32),
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = BFD_UDP_N_ERROR,
  .error_strings = bfd_udp_error_strings,

  .format_trace = bfd_input_format_trace,

  .n_next_nodes = BFD_UDP_INPUT_N_NEXT,
  .next_nodes =
      {
              [BFD_UDP_INPUT_NEXT_NORMAL] = "error-drop",
              [BFD_UDP_INPUT_NEXT_REPLY_ARP] = "ip6-discover-neighbor",
              [BFD_UDP_INPUT_NEXT_REPLY_REWRITE] = "ip6-lookup",
      },
}

(constructor) VLIB_REGISTER_NODE (bfd_udp6_input_node)

Definition at line 67 of file bfd_udp.c.

bfd_udp_echo4_input_node

static vlib_node_registration_t bfd_udp_echo4_input_node

static

Initial value:

= {
  .function = bfd_udp_echo4_input,
  .name = "bfd-udp-echo4-input",
  .vector_size = sizeof (u32),
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = BFD_UDP_ECHO_N_ERROR,
  .error_strings = bfd_udp_error_strings,

  .format_trace = bfd_echo_input_format_trace,

  .n_next_nodes = BFD_UDP_INPUT_N_NEXT,
  .next_nodes =
      {
              [BFD_UDP_INPUT_NEXT_NORMAL] = "error-drop",
              [BFD_UDP_INPUT_NEXT_REPLY_ARP] = "ip4-arp",
              [BFD_UDP_INPUT_NEXT_REPLY_REWRITE] = "ip4-lookup",
      },
}

(constructor) VLIB_REGISTER_NODE (bfd_udp_echo4_input_node)

Definition at line 68 of file bfd_udp.c.

bfd_udp_echo6_input_node

static vlib_node_registration_t bfd_udp_echo6_input_node

static

Initial value:

= {
  .function = bfd_udp_echo6_input,
  .name = "bfd-udp-echo6-input",
  .vector_size = sizeof (u32),
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = BFD_UDP_ECHO_N_ERROR,
  .error_strings = bfd_udp_echo_error_strings,

  .format_trace = bfd_echo_input_format_trace,

  .n_next_nodes = BFD_UDP_INPUT_N_NEXT,
  .next_nodes =
      {
              [BFD_UDP_INPUT_NEXT_NORMAL] = "error-drop",
              [BFD_UDP_INPUT_NEXT_REPLY_ARP] = "ip6-discover-neighbor",
              [BFD_UDP_INPUT_NEXT_REPLY_REWRITE] = "ip6-lookup",
      },
}

(constructor) VLIB_REGISTER_NODE (bfd_udp_echo6_input_node)

Definition at line 69 of file bfd_udp.c.

bfd_udp_echo_error_strings

char* bfd_udp_echo_error_strings[]

static

Initial value:

= {
#define F(sym, string) 
  foreach_bfd_udp_echo_error (F)

}

Definition at line 875 of file bfd_udp.c.

bfd_udp_error_strings

char* bfd_udp_error_strings[]

static

Initial value:

= {
#define F(sym, string) 
  foreach_bfd_udp_error (F)

}

Definition at line 852 of file bfd_udp.c.

bfd_udp_main

bfd_udp_main_t bfd_udp_main

Definition at line 71 of file bfd_udp.c.