nat44_ed.h File Reference

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Data Structures
struct	nat44_config_t
struct	nat_pre_trace_t
union	nat_6t_t
struct	nat_6t_flow_t
struct	snat_address_t
struct	nat_fib_t
struct	nat_outside_fib_t
struct	nat44_lb_addr_port_t
struct	snat_static_mapping_t
struct	snat_interface_t
struct	snat_static_map_resolve_t
struct	snat_main_per_thread_data_t
struct	snat_main_s
struct	nat44_is_idle_session_ctx_t
struct	snat_runtime_t
struct	icmp_echo_header_t
struct	tcp_udp_header_t

Macros
#define	NAT_FQ_NELTS_DEFAULT   64
#define	SNAT_FLAG_HAIRPINNING   (1 << 0)
#define	foreach_nat44_config_flag
#define	foreach_nat_addr_and_port_alloc_alg
#define	foreach_snat_session_state
#define	foreach_nat_in2out_ed_error
#define	foreach_nat_out2in_ed_error
#define	NAT44_SES_I2O_FIN   1
#define	NAT44_SES_O2I_FIN   2
#define	NAT44_SES_I2O_FIN_ACK   4
#define	NAT44_SES_O2I_FIN_ACK   8
#define	NAT44_SES_I2O_SYN   16
#define	NAT44_SES_O2I_SYN   32
#define	NAT44_SES_RST   64
#define	SNAT_SESSION_FLAG_STATIC_MAPPING   (1 << 0)
#define	SNAT_SESSION_FLAG_UNKNOWN_PROTO   (1 << 1)
#define	SNAT_SESSION_FLAG_LOAD_BALANCING   (1 << 2)
#define	SNAT_SESSION_FLAG_TWICE_NAT   (1 << 3)
#define	SNAT_SESSION_FLAG_ENDPOINT_DEPENDENT   (1 << 4)
#define	SNAT_SESSION_FLAG_FWD_BYPASS   (1 << 5)
#define	SNAT_SESSION_FLAG_AFFINITY   (1 << 6)
#define	SNAT_SESSION_FLAG_EXACT_ADDRESS   (1 << 7)
#define	SNAT_SESSION_FLAG_HAIRPINNING   (1 << 8)
#define	NAT_INTERFACE_FLAG_IS_INSIDE   1
#define	NAT_INTERFACE_FLAG_IS_OUTSIDE   2
#define	NAT_SM_FLAG_SELF_TWICE_NAT   (1 << 1)
#define	NAT_SM_FLAG_TWICE_NAT   (1 << 2)
#define	NAT_SM_FLAG_IDENTITY_NAT   (1 << 3)
#define	NAT_SM_FLAG_ADDR_ONLY   (1 << 4)
#define	NAT_SM_FLAG_EXACT_ADDRESS   (1 << 5)
#define	NAT_SM_FLAG_OUT2IN_ONLY   (1 << 6)
#define	NAT_SM_FLAG_LB   (1 << 7)
#define	NAT_SM_FLAG_SWITCH_ADDRESS   (1 << 8)
#define	NAT_FLOW_OP_SADDR_REWRITE   (1 << 1)
#define	NAT_FLOW_OP_SPORT_REWRITE   (1 << 2)
#define	NAT_FLOW_OP_DADDR_REWRITE   (1 << 3)
#define	NAT_FLOW_OP_DPORT_REWRITE   (1 << 4)
#define	NAT_FLOW_OP_ICMP_ID_REWRITE   (1 << 5)
#define	NAT_FLOW_OP_TXFIB_REWRITE   (1 << 6)
#define	nat_log_err(...)   vlib_log(VLIB_LOG_LEVEL_ERR, snat_main.log_class, __VA_ARGS__)
#define	nat_log_warn(...)   vlib_log(VLIB_LOG_LEVEL_WARNING, snat_main.log_class, __VA_ARGS__)
#define	nat_log_notice(...)   vlib_log(VLIB_LOG_LEVEL_NOTICE, snat_main.log_class, __VA_ARGS__)
#define	nat_log_info(...)   vlib_log(VLIB_LOG_LEVEL_INFO, snat_main.log_class, __VA_ARGS__)
#define	nat_log_debug(...)   vlib_log(VLIB_LOG_LEVEL_DEBUG, snat_main.log_class, __VA_ARGS__)

Typedefs
typedef enum nat44_config_flags_t_	nat44_config_flags_t
typedef int()	nat_alloc_out_addr_and_port_function_t(snat_address_t *addresses, u32 fib_index, u32 thread_index, nat_protocol_t proto, ip4_address_t *addr, u16 *port, u16 port_per_thread, u32 snat_thread_index)
typedef struct snat_main_s	snat_main_t

Enumerations
enum	nat44_config_flags_t_ { foreach_nat44_config_flag }
enum	nat_next_t {   NAT_NEXT_DROP, NAT_NEXT_ICMP_ERROR, NAT_NEXT_IN2OUT_ED_FAST_PATH, NAT_NEXT_IN2OUT_ED_SLOW_PATH,   NAT_NEXT_IN2OUT_ED_OUTPUT_FAST_PATH, NAT_NEXT_IN2OUT_ED_OUTPUT_SLOW_PATH, NAT_NEXT_OUT2IN_ED_FAST_PATH, NAT_NEXT_OUT2IN_ED_SLOW_PATH,   NAT_NEXT_IN2OUT_CLASSIFY, NAT_NEXT_OUT2IN_CLASSIFY, NAT_N_NEXT }
enum	nat_addr_and_port_alloc_alg_t { foreach_nat_addr_and_port_alloc_alg }
enum	snat_session_state_t { foreach_snat_session_state }
enum	nat_in2out_ed_error_t { NAT_IN2OUT_ED_N_ERROR }
enum	nat_out2in_ed_error_t { NAT_OUT2IN_ED_N_ERROR }
enum	twice_nat_type_t { TWICE_NAT_DISABLED, TWICE_NAT, TWICE_NAT_SELF }
enum	lb_nat_type_t { NO_LB_NAT, LB_NAT, AFFINITY_LB_NAT }
enum	nat_translation_error_e {   NAT_ED_TRNSL_ERR_SUCCESS = 0, NAT_ED_TRNSL_ERR_TRANSLATION_FAILED = 1, NAT_ED_TRNSL_ERR_FLOW_MISMATCH = 2, NAT_ED_TRNSL_ERR_PACKET_TRUNCATED = 3,   NAT_ED_TRNSL_ERR_INNER_IP_CORRUPT = 4, NAT_ED_TRNSL_ERR_INVALID_CSUM = 5 }

Functions
typedef	CLIB_PACKED (struct { u32 ses_count;u32 rx_fib_index;u32 tx_fib_index;u8 expired;}) per_vrf_sessions_t
	STATIC_ASSERT_SIZEOF (nat_6t_t, 2 *sizeof(u64))
void	nat44_ed_forwarding_enable_disable (u8 is_enable)
static void	nat_6t_flow_saddr_rewrite_set (nat_6t_flow_t *f, u32 saddr)
static void	nat_6t_flow_daddr_rewrite_set (nat_6t_flow_t *f, u32 daddr)
static void	nat_6t_flow_sport_rewrite_set (nat_6t_flow_t *f, u32 sport)
static void	nat_6t_flow_dport_rewrite_set (nat_6t_flow_t *f, u32 dport)
static void	nat_6t_flow_txfib_rewrite_set (nat_6t_flow_t *f, u32 tx_fib_index)
static void	nat_6t_flow_icmp_id_rewrite_set (nat_6t_flow_t *f, u16 id)
typedef	CLIB_PACKED (struct { struct { ip4_address_t addr;u32 fib_index;u16 port;} out2in;struct { ip4_address_t addr;u32 fib_index;u16 port;} in2out;nat_protocol_t nat_proto;nat_6t_flow_t i2o;nat_6t_flow_t o2i;u32 flags;u32 lru_head_index;u32 lru_index;f64 last_lru_update;f64 last_heard;f64 ha_last_refreshed;u64 total_bytes;u32 total_pkts;ip4_address_t ext_host_addr;u16 ext_host_port;ip4_address_t ext_host_nat_addr;u16 ext_host_nat_port;u8 state;u32 i2o_fin_seq;u32 o2i_fin_seq;u64 tcp_closed_timestamp;u32 per_vrf_sessions_index;u32 thread_index;}) snat_session_t
u32	nat44_ed_get_in2out_worker_index (vlib_buffer_t *b, ip4_header_t *ip, u32 rx_fib_index, u8 is_output)
u32	nat44_ed_get_out2in_worker_index (vlib_buffer_t *b, ip4_header_t *ip, u32 rx_fib_index, u8 is_output)
static bool	nat44_ed_is_session_static (snat_session_t *s)
	Check if SNAT session is created from static mapping. More...
static bool	snat_is_unk_proto_session (snat_session_t *s)
	Check if SNAT session for unknown protocol. More...
static bool	nat44_ed_is_twice_nat_session (snat_session_t *s)
	Check if NAT session is twice NAT. More...
static bool	nat44_ed_is_lb_session (snat_session_t *s)
	Check if NAT session is load-balancing. More...
static bool	na44_ed_is_fwd_bypass_session (snat_session_t *s)
	Check if NAT session is forwarding bypass. More...
static bool	nat44_ed_is_affinity_session (snat_session_t *s)
	Check if NAT session has affinity record. More...
static bool	nat44_ed_is_exact_address_session (snat_session_t *s)
	Check if exact pool address should be used. More...
static bool	nat44_ed_is_interface_inside (snat_interface_t *i)
	Check if NAT interface is inside. More...
static bool	nat44_ed_is_interface_outside (snat_interface_t *i)
	Check if NAT interface is outside. More...
static bool	nat44_is_ses_closed (snat_session_t *s)
	Check if NAT44 endpoint-dependent TCP session is closed. More...
static bool	tcp_flags_is_init (u8 f)
	Check if client initiating TCP connection (received SYN from client) More...
static bool	is_sm_addr_only (u32 f)
static bool	is_sm_out2in_only (u32 f)
static bool	is_sm_identity_nat (u32 f)
static bool	is_sm_lb (u32 f)
static bool	is_sm_exact_address (u32 f)
static bool	is_sm_self_twice_nat (u32 f)
static bool	is_sm_twice_nat (u32 f)
static bool	is_sm_switch_address (u32 f)
clib_error_t *	nat44_api_hookup (vlib_main_t *vm)
int	snat_set_workers (uword *bitmap)
int	nat44_plugin_enable (nat44_config_t c)
int	nat44_plugin_disable ()
int	nat44_ed_add_interface (u32 sw_if_index, u8 is_inside)
int	nat44_ed_del_interface (u32 sw_if_index, u8 is_inside)
int	nat44_ed_add_output_interface (u32 sw_if_index)
int	nat44_ed_del_output_interface (u32 sw_if_index)
int	nat44_ed_add_address (ip4_address_t *addr, u32 vrf_id, u8 twice_nat)
int	nat44_ed_del_address (ip4_address_t addr, u8 delete_sm, u8 twice_nat)
int	nat44_ed_add_interface_address (u32 sw_if_index, u8 twice_nat)
int	nat44_ed_del_interface_address (u32 sw_if_index, u8 twice_nat)
int	nat44_ed_add_static_mapping (ip4_address_t l_addr, ip4_address_t e_addr, u16 l_port, u16 e_port, nat_protocol_t proto, u32 vrf_id, u32 sw_if_index, u32 flags, ip4_address_t pool_addr, u8 *tag)
int	nat44_ed_del_static_mapping (ip4_address_t l_addr, ip4_address_t e_addr, u16 l_port, u16 e_port, nat_protocol_t proto, u32 vrf_id, u32 sw_if_index, u32 flags)
int	nat44_ed_add_lb_static_mapping (ip4_address_t e_addr, u16 e_port, nat_protocol_t proto, nat44_lb_addr_port_t *locals, u32 flags, u8 *tag, u32 affinity)
int	nat44_ed_del_lb_static_mapping (ip4_address_t e_addr, u16 e_port, nat_protocol_t proto, u32 flags)
int	nat44_ed_add_del_lb_static_mapping_local (ip4_address_t e_addr, u16 e_port, ip4_address_t l_addr, u16 l_port, nat_protocol_t proto, u32 vrf_id, u8 probability, u8 is_add)
int	nat44_ed_del_session (snat_main_t *sm, ip4_address_t *addr, u16 port, ip4_address_t *eh_addr, u16 eh_port, u8 proto, u32 vrf_id, int is_in)
	Delete NAT44 endpoint-dependent session. More...
void	nat_free_session_data (snat_main_t *sm, snat_session_t *s, u32 thread_index, u8 is_ha)
	Free NAT44 session data (lookup keys, external address port) More...
int	nat44_set_session_limit (u32 session_limit, u32 vrf_id)
	Set NAT44 session limit (session limit, vrf id) More...
int	nat44_update_session_limit (u32 session_limit, u32 vrf_id)
	Update NAT44 session limit flushing all data (session limit, vrf id) More...
void	snat_free_outside_address_and_port (snat_address_t *addresses, u32 thread_index, ip4_address_t *addr, u16 port, nat_protocol_t protocol)
	Free outside address and port pair. More...
void	expire_per_vrf_sessions (u32 fib_index)
int	snat_static_mapping_match (vlib_main_t *vm, snat_main_t *sm, ip4_address_t match_addr, u16 match_port, u32 match_fib_index, nat_protocol_t match_protocol, ip4_address_t *mapping_addr, u16 *mapping_port, u32 *mapping_fib_index, u8 by_external, u8 *is_addr_only, twice_nat_type_t *twice_nat, lb_nat_type_t *lb, ip4_address_t *ext_host_addr, u8 *is_identity_nat, snat_static_mapping_t **out)
	Match NAT44 static mapping. More...
u32	get_thread_idx_by_port (u16 e_port)
u8 *	format_static_mapping_kvp (u8 *s, va_list *args)
u8 *	format_session_kvp (u8 *s, va_list *args)
u32	nat_calc_bihash_buckets (u32 n_elts)
void	nat44_addresses_free (snat_address_t **addresses)
void	nat44_ed_sessions_clear ()
int	nat44_ed_set_frame_queue_nelts (u32 frame_queue_nelts)
nat_translation_error_e	nat_6t_flow_buf_translate_i2o (vlib_main_t *vm, snat_main_t *sm, vlib_buffer_t *b, ip4_header_t *ip, nat_6t_flow_t *f, nat_protocol_t proto, int is_output_feature)
nat_translation_error_e	nat_6t_flow_buf_translate_o2i (vlib_main_t *vm, snat_main_t *sm, vlib_buffer_t *b, ip4_header_t *ip, nat_6t_flow_t *f, nat_protocol_t proto, int is_output_feature)
void	nat_6t_l3_l4_csum_calc (nat_6t_flow_t *f)

Variables
snat_main_t	snat_main
vlib_node_registration_t	nat_default_node
	(constructor) VLIB_REGISTER_NODE (nat_default_node) More...
vlib_node_registration_t	nat_pre_in2out_node
	(constructor) VLIB_REGISTER_NODE (nat_pre_in2out_node) More...
vlib_node_registration_t	nat_pre_out2in_node
	(constructor) VLIB_REGISTER_NODE (nat_pre_out2in_node) More...
vlib_node_registration_t	snat_in2out_node
vlib_node_registration_t	snat_in2out_output_node
vlib_node_registration_t	snat_out2in_node
vlib_node_registration_t	snat_in2out_worker_handoff_node
	(constructor) VLIB_REGISTER_NODE (snat_in2out_worker_handoff_node) More...
vlib_node_registration_t	snat_in2out_output_worker_handoff_node
	(constructor) VLIB_REGISTER_NODE (snat_in2out_output_worker_handoff_node) More...
vlib_node_registration_t	snat_out2in_worker_handoff_node
	(constructor) VLIB_REGISTER_NODE (snat_out2in_worker_handoff_node) More...
vlib_node_registration_t	nat44_ed_in2out_node
	(constructor) VLIB_REGISTER_NODE (nat44_ed_in2out_node) More...
vlib_node_registration_t	nat44_ed_in2out_output_node
	(constructor) VLIB_REGISTER_NODE (nat44_ed_in2out_output_node) More...
vlib_node_registration_t	nat44_ed_out2in_node
	(constructor) VLIB_REGISTER_NODE (nat44_ed_out2in_node) More...
fib_source_t	nat_fib_src_hi
fib_source_t	nat_fib_src_low
format_function_t	format_snat_static_mapping
format_function_t	format_snat_static_map_to_resolve
format_function_t	format_snat_session
format_function_t	format_snat_key
format_function_t	format_static_mapping_key
format_function_t	format_nat_protocol
format_function_t	format_nat_addr_and_port_alloc_alg
unformat_function_t	unformat_nat_protocol
format_function_t	format_nat_ed_translation_error
format_function_t	format_nat_6t_flow
format_function_t	format_ed_session_kvp

Macro Definition Documentation

foreach_nat44_config_flag

#define foreach_nat44_config_flag

Value:

  _ (0x00, IS_ENDPOINT_INDEPENDENT)                                           \
  _ (0x01, IS_ENDPOINT_DEPENDENT)                                             \
  _ (0x02, IS_STATIC_MAPPING_ONLY)                                            \
  _ (0x04, IS_CONNECTION_TRACKING)

Definition at line 46 of file nat44_ed.h.

foreach_nat_addr_and_port_alloc_alg

#define foreach_nat_addr_and_port_alloc_alg

Value:

  _(0, DEFAULT, "default")         \
  _(1, MAPE, "map-e")              \
  _(2, RANGE, "port-range")

Definition at line 95 of file nat44_ed.h.

foreach_nat_in2out_ed_error

#define foreach_nat_in2out_ed_error

Value:

  _ (UNSUPPORTED_PROTOCOL, "unsupported protocol")                            \
  _ (OUT_OF_PORTS, "out of ports")                                            \
  _ (BAD_ICMP_TYPE, "unsupported ICMP type")                                  \
  _ (MAX_SESSIONS_EXCEEDED, "maximum sessions exceeded")                      \
  _ (NON_SYN, "non-SYN packet try to create session")                         \
  _ (TCP_CLOSED, "drops due to TCP in transitory timeout")                    \
  _ (TRNSL_FAILED, "couldn't translate packet")

Definition at line 127 of file nat44_ed.h.

foreach_nat_out2in_ed_error

#define foreach_nat_out2in_ed_error

Value:

  _ (UNSUPPORTED_PROTOCOL, "unsupported protocol")                            \
  _ (OUT_OF_PORTS, "out of ports")                                            \
  _ (BAD_ICMP_TYPE, "unsupported ICMP type")                                  \
  _ (NO_TRANSLATION, "no translation")                                        \
  _ (MAX_SESSIONS_EXCEEDED, "maximum sessions exceeded")                      \
  _ (NON_SYN, "non-SYN packet try to create session")                         \
  _ (TCP_CLOSED, "drops due to TCP in transitory timeout")                    \
  _ (HASH_ADD_FAILED, "hash table add failed")                                \
  _ (TRNSL_FAILED, "couldn't translate packet")

Definition at line 144 of file nat44_ed.h.

foreach_snat_session_state

#define foreach_snat_session_state

Value:

  _(0, UNKNOWN, "unknown")                 \
  _(1, UDP_ACTIVE, "udp-active")           \
  _(2, TCP_SYN_SENT, "tcp-syn-sent")       \
  _(3, TCP_ESTABLISHED, "tcp-established") \
  _(4, TCP_FIN_WAIT, "tcp-fin-wait")       \
  _(5, TCP_CLOSE_WAIT, "tcp-close-wait")   \
  _(6, TCP_CLOSING, "tcp-closing")         \
  _(7, TCP_LAST_ACK, "tcp-last-ack")       \
  _(8, TCP_CLOSED, "tcp-closed")           \
  _(9, ICMP_ACTIVE, "icmp-active")

Definition at line 108 of file nat44_ed.h.

NAT44_SES_I2O_FIN

#define NAT44_SES_I2O_FIN   1

Definition at line 165 of file nat44_ed.h.

NAT44_SES_I2O_FIN_ACK

#define NAT44_SES_I2O_FIN_ACK   4

Definition at line 167 of file nat44_ed.h.

NAT44_SES_I2O_SYN

#define NAT44_SES_I2O_SYN   16

Definition at line 169 of file nat44_ed.h.

NAT44_SES_O2I_FIN

#define NAT44_SES_O2I_FIN   2

Definition at line 166 of file nat44_ed.h.

NAT44_SES_O2I_FIN_ACK

#define NAT44_SES_O2I_FIN_ACK   8

Definition at line 168 of file nat44_ed.h.

NAT44_SES_O2I_SYN

#define NAT44_SES_O2I_SYN   32

Definition at line 170 of file nat44_ed.h.

NAT44_SES_RST

#define NAT44_SES_RST   64

Definition at line 171 of file nat44_ed.h.

NAT_FLOW_OP_DADDR_REWRITE

#define NAT_FLOW_OP_DADDR_REWRITE   (1 << 3)

Definition at line 230 of file nat44_ed.h.

NAT_FLOW_OP_DPORT_REWRITE

#define NAT_FLOW_OP_DPORT_REWRITE   (1 << 4)

Definition at line 231 of file nat44_ed.h.

NAT_FLOW_OP_ICMP_ID_REWRITE

#define NAT_FLOW_OP_ICMP_ID_REWRITE   (1 << 5)

Definition at line 232 of file nat44_ed.h.

NAT_FLOW_OP_SADDR_REWRITE

#define NAT_FLOW_OP_SADDR_REWRITE   (1 << 1)

Definition at line 228 of file nat44_ed.h.

NAT_FLOW_OP_SPORT_REWRITE

#define NAT_FLOW_OP_SPORT_REWRITE   (1 << 2)

Definition at line 229 of file nat44_ed.h.

NAT_FLOW_OP_TXFIB_REWRITE

#define NAT_FLOW_OP_TXFIB_REWRITE   (1 << 6)

Definition at line 233 of file nat44_ed.h.

NAT_FQ_NELTS_DEFAULT

#define NAT_FQ_NELTS_DEFAULT   64

Definition at line 40 of file nat44_ed.h.

NAT_INTERFACE_FLAG_IS_INSIDE

#define NAT_INTERFACE_FLAG_IS_INSIDE   1

Definition at line 185 of file nat44_ed.h.

NAT_INTERFACE_FLAG_IS_OUTSIDE

#define NAT_INTERFACE_FLAG_IS_OUTSIDE   2

Definition at line 186 of file nat44_ed.h.

nat_log_debug

#define nat_log_debug

(

...

)

vlib_log(VLIB_LOG_LEVEL_DEBUG, snat_main.log_class, __VA_ARGS__)

Definition at line 890 of file nat44_ed.h.

nat_log_err

#define nat_log_err

(

...

)

vlib_log(VLIB_LOG_LEVEL_ERR, snat_main.log_class, __VA_ARGS__)

Definition at line 882 of file nat44_ed.h.

nat_log_info

#define nat_log_info

(

...

)

vlib_log(VLIB_LOG_LEVEL_INFO, snat_main.log_class, __VA_ARGS__)

Definition at line 888 of file nat44_ed.h.

nat_log_notice

#define nat_log_notice

(

...

)

vlib_log(VLIB_LOG_LEVEL_NOTICE, snat_main.log_class, __VA_ARGS__)

Definition at line 886 of file nat44_ed.h.

nat_log_warn

#define nat_log_warn

(

...

)

vlib_log(VLIB_LOG_LEVEL_WARNING, snat_main.log_class, __VA_ARGS__)

Definition at line 884 of file nat44_ed.h.

NAT_SM_FLAG_ADDR_ONLY

#define NAT_SM_FLAG_ADDR_ONLY   (1 << 4)

Definition at line 192 of file nat44_ed.h.

NAT_SM_FLAG_EXACT_ADDRESS

#define NAT_SM_FLAG_EXACT_ADDRESS   (1 << 5)

Definition at line 193 of file nat44_ed.h.

NAT_SM_FLAG_IDENTITY_NAT

#define NAT_SM_FLAG_IDENTITY_NAT   (1 << 3)

Definition at line 191 of file nat44_ed.h.

NAT_SM_FLAG_LB

#define NAT_SM_FLAG_LB   (1 << 7)

Definition at line 195 of file nat44_ed.h.

NAT_SM_FLAG_OUT2IN_ONLY

#define NAT_SM_FLAG_OUT2IN_ONLY   (1 << 6)

Definition at line 194 of file nat44_ed.h.

NAT_SM_FLAG_SELF_TWICE_NAT

#define NAT_SM_FLAG_SELF_TWICE_NAT   (1 << 1)

Definition at line 189 of file nat44_ed.h.

NAT_SM_FLAG_SWITCH_ADDRESS

#define NAT_SM_FLAG_SWITCH_ADDRESS   (1 << 8)

Definition at line 196 of file nat44_ed.h.

NAT_SM_FLAG_TWICE_NAT

#define NAT_SM_FLAG_TWICE_NAT   (1 << 2)

Definition at line 190 of file nat44_ed.h.

SNAT_FLAG_HAIRPINNING

#define SNAT_FLAG_HAIRPINNING   (1 << 0)

Definition at line 43 of file nat44_ed.h.

SNAT_SESSION_FLAG_AFFINITY

#define SNAT_SESSION_FLAG_AFFINITY   (1 << 6)

Definition at line 180 of file nat44_ed.h.

SNAT_SESSION_FLAG_ENDPOINT_DEPENDENT

#define SNAT_SESSION_FLAG_ENDPOINT_DEPENDENT   (1 << 4)

Definition at line 178 of file nat44_ed.h.

SNAT_SESSION_FLAG_EXACT_ADDRESS

#define SNAT_SESSION_FLAG_EXACT_ADDRESS   (1 << 7)

Definition at line 181 of file nat44_ed.h.

SNAT_SESSION_FLAG_FWD_BYPASS

#define SNAT_SESSION_FLAG_FWD_BYPASS   (1 << 5)

Definition at line 179 of file nat44_ed.h.

SNAT_SESSION_FLAG_HAIRPINNING

#define SNAT_SESSION_FLAG_HAIRPINNING   (1 << 8)

Definition at line 182 of file nat44_ed.h.

SNAT_SESSION_FLAG_LOAD_BALANCING

#define SNAT_SESSION_FLAG_LOAD_BALANCING   (1 << 2)

Definition at line 176 of file nat44_ed.h.

SNAT_SESSION_FLAG_STATIC_MAPPING

#define SNAT_SESSION_FLAG_STATIC_MAPPING   (1 << 0)

Definition at line 174 of file nat44_ed.h.

SNAT_SESSION_FLAG_TWICE_NAT

#define SNAT_SESSION_FLAG_TWICE_NAT   (1 << 3)

Definition at line 177 of file nat44_ed.h.

SNAT_SESSION_FLAG_UNKNOWN_PROTO

#define SNAT_SESSION_FLAG_UNKNOWN_PROTO   (1 << 1)

Definition at line 175 of file nat44_ed.h.

Typedef Documentation

nat44_config_flags_t

typedef enum nat44_config_flags_t_ nat44_config_flags_t

nat_alloc_out_addr_and_port_function_t

typedef int() nat_alloc_out_addr_and_port_function_t(snat_address_t *addresses, u32 fib_index, u32 thread_index, nat_protocol_t proto, ip4_address_t *addr, u16 *port, u16 port_per_thread, u32 snat_thread_index)

Definition at line 503 of file nat44_ed.h.

snat_main_t

typedef struct snat_main_s snat_main_t

Enumeration Type Documentation

lb_nat_type_t

enum lb_nat_type_t

Enumerator
NO_LB_NAT
LB_NAT
AFFINITY_LB_NAT

Definition at line 403 of file nat44_ed.h.

nat44_config_flags_t_

enum nat44_config_flags_t_

Enumerator
foreach_nat44_config_flag

Definition at line 52 of file nat44_ed.h.

nat_addr_and_port_alloc_alg_t

enum nat_addr_and_port_alloc_alg_t

Enumerator
foreach_nat_addr_and_port_alloc_alg

Definition at line 100 of file nat44_ed.h.

nat_in2out_ed_error_t

enum nat_in2out_ed_error_t

Enumerator
NAT_IN2OUT_ED_N_ERROR

Definition at line 136 of file nat44_ed.h.

nat_next_t

enum nat_next_t

Enumerator
NAT_NEXT_DROP
NAT_NEXT_ICMP_ERROR
NAT_NEXT_IN2OUT_ED_FAST_PATH
NAT_NEXT_IN2OUT_ED_SLOW_PATH
NAT_NEXT_IN2OUT_ED_OUTPUT_FAST_PATH
NAT_NEXT_IN2OUT_ED_OUTPUT_SLOW_PATH
NAT_NEXT_OUT2IN_ED_FAST_PATH
NAT_NEXT_OUT2IN_ED_SLOW_PATH
NAT_NEXT_IN2OUT_CLASSIFY
NAT_NEXT_OUT2IN_CLASSIFY
NAT_N_NEXT

Definition at line 73 of file nat44_ed.h.

nat_out2in_ed_error_t

enum nat_out2in_ed_error_t

Enumerator
NAT_OUT2IN_ED_N_ERROR

Definition at line 155 of file nat44_ed.h.

nat_translation_error_e

enum nat_translation_error_e

Enumerator
NAT_ED_TRNSL_ERR_SUCCESS
NAT_ED_TRNSL_ERR_TRANSLATION_FAILED
NAT_ED_TRNSL_ERR_FLOW_MISMATCH
NAT_ED_TRNSL_ERR_PACKET_TRUNCATED
NAT_ED_TRNSL_ERR_INNER_IP_CORRUPT
NAT_ED_TRNSL_ERR_INVALID_CSUM

Definition at line 1049 of file nat44_ed.h.

snat_session_state_t

enum snat_session_state_t

Enumerator
foreach_snat_session_state

Definition at line 120 of file nat44_ed.h.

twice_nat_type_t

enum twice_nat_type_t

Enumerator
TWICE_NAT_DISABLED
TWICE_NAT
TWICE_NAT_SELF

Definition at line 393 of file nat44_ed.h.

Function Documentation

CLIB_PACKED() [1/2]

typedef CLIB_PACKED

(

struct { struct { ip4_address_t addr;u32 fib_index;u16 port;} out2in;struct { ip4_address_t addr;u32 fib_index;u16 port;} in2out;nat_protocol_t nat_proto;nat_6t_flow_t i2o;nat_6t_flow_t o2i;u32 flags;u32 lru_head_index;u32 lru_index;f64 last_lru_update;f64 last_heard;f64 ha_last_refreshed;u64 total_bytes;u32 total_pkts;ip4_address_t ext_host_addr;u16 ext_host_port;ip4_address_t ext_host_nat_addr;u16 ext_host_nat_port;u8 state;u32 i2o_fin_seq;u32 o2i_fin_seq;u64 tcp_closed_timestamp;u32 per_vrf_sessions_index;u32 thread_index;}

)

CLIB_PACKED() [2/2]

typedef CLIB_PACKED

(

struct { u32 ses_count;u32 rx_fib_index;u32 tx_fib_index;u8 expired;}

)

expire_per_vrf_sessions()

void expire_per_vrf_sessions

(

u32

fib_index

)

Definition at line 1550 of file nat44_ed.c.

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format_session_kvp()

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

Definition at line 186 of file nat44_ed.c.

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format_static_mapping_kvp()

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

Definition at line 198 of file nat44_ed.c.

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get_thread_idx_by_port()

u32 get_thread_idx_by_port

(

u16

e_port

)

Definition at line 540 of file nat44_ed.c.

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is_sm_addr_only()

static bool is_sm_addr_only ( u32  f )

inlinestatic

Definition at line 834 of file nat44_ed.h.

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is_sm_exact_address()

static bool is_sm_exact_address ( u32  f )

inlinestatic

Definition at line 858 of file nat44_ed.h.

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is_sm_identity_nat()

static bool is_sm_identity_nat ( u32  f )

inlinestatic

Definition at line 846 of file nat44_ed.h.

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is_sm_lb()

static bool is_sm_lb ( u32  f )

inlinestatic

Definition at line 852 of file nat44_ed.h.

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is_sm_out2in_only()

static bool is_sm_out2in_only ( u32  f )

inlinestatic

Definition at line 840 of file nat44_ed.h.

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is_sm_self_twice_nat()

static bool is_sm_self_twice_nat ( u32  f )

inlinestatic

Definition at line 864 of file nat44_ed.h.

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is_sm_switch_address()

static bool is_sm_switch_address ( u32  f )

inlinestatic

Definition at line 876 of file nat44_ed.h.

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is_sm_twice_nat()

static bool is_sm_twice_nat ( u32  f )

inlinestatic

Definition at line 870 of file nat44_ed.h.

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na44_ed_is_fwd_bypass_session()

static bool na44_ed_is_fwd_bypass_session ( snat_session_t *  s )

inlinestatic

Check if NAT session is forwarding bypass.

Parameters

s	NAT session

Returns

true if NAT session is load-balancing

Definition at line 768 of file nat44_ed.h.

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nat44_addresses_free()

void nat44_addresses_free

(

snat_address_t **

addresses

)

Definition at line 2442 of file nat44_ed.c.

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nat44_api_hookup()

clib_error_t* nat44_api_hookup

(

vlib_main_t *

vm

)

Definition at line 1685 of file nat44_ed_api.c.

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nat44_ed_add_address()

int nat44_ed_add_address	(	ip4_address_t *	addr,
		u32	vrf_id,
		u8	twice_nat
	)

Definition at line 388 of file nat44_ed.c.

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nat44_ed_add_del_lb_static_mapping_local()

int nat44_ed_add_del_lb_static_mapping_local	(	ip4_address_t	e_addr,
		u16	e_port,
		ip4_address_t	l_addr,
		u16	l_port,
		nat_protocol_t	proto,
		u32	vrf_id,
		u8	probability,
		u8	is_add
	)

Definition at line 1399 of file nat44_ed.c.

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nat44_ed_add_interface()

int nat44_ed_add_interface	(	u32	sw_if_index,
		u8	is_inside
	)

Definition at line 1635 of file nat44_ed.c.

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nat44_ed_add_interface_address()

int nat44_ed_add_interface_address	(	u32	sw_if_index,
		u8	twice_nat
	)

Definition at line 3362 of file nat44_ed.c.

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nat44_ed_add_lb_static_mapping()

int nat44_ed_add_lb_static_mapping	(	ip4_address_t	e_addr,
		u16	e_port,
		nat_protocol_t	proto,
		nat44_lb_addr_port_t *	locals,
		u32	flags,
		u8 *	tag,
		u32	affinity
	)

Definition at line 1136 of file nat44_ed.c.

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nat44_ed_add_output_interface()

int nat44_ed_add_output_interface

(

u32

sw_if_index

)

Definition at line 1848 of file nat44_ed.c.

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nat44_ed_add_static_mapping()

int nat44_ed_add_static_mapping	(	ip4_address_t	l_addr,
		ip4_address_t	e_addr,
		u16	l_port,
		u16	e_port,
		nat_protocol_t	proto,
		u32	vrf_id,
		u32	sw_if_index,
		u32	flags,
		ip4_address_t	pool_addr,
		u8 *	tag
	)

Definition at line 783 of file nat44_ed.c.

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nat44_ed_del_address()

int nat44_ed_del_address	(	ip4_address_t	addr,
		u8	delete_sm,
		u8	twice_nat
	)

Definition at line 449 of file nat44_ed.c.

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nat44_ed_del_interface()

int nat44_ed_del_interface	(	u32	sw_if_index,
		u8	is_inside
	)

Definition at line 1743 of file nat44_ed.c.

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nat44_ed_del_interface_address()

int nat44_ed_del_interface_address	(	u32	sw_if_index,
		u8	twice_nat
	)

Definition at line 3401 of file nat44_ed.c.

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nat44_ed_del_lb_static_mapping()

int nat44_ed_del_lb_static_mapping	(	ip4_address_t	e_addr,
		u16	e_port,
		nat_protocol_t	proto,
		u32	flags
	)

Definition at line 1279 of file nat44_ed.c.

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nat44_ed_del_output_interface()

int nat44_ed_del_output_interface

(

u32

sw_if_index

)

Definition at line 1946 of file nat44_ed.c.

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nat44_ed_del_session()

int nat44_ed_del_session	(	snat_main_t *	sm,
		ip4_address_t *	addr,
		u16	port,
		ip4_address_t *	eh_addr,
		u16	eh_port,
		u8	proto,
		u32	vrf_id,
		int	is_in
	)

Delete NAT44 endpoint-dependent session.

Parameters

sm	snat global configuration data
addr	IPv4 address
port	L4 port number
proto	L4 protocol
vrf_id	VRF ID
is_in	1 = inside network address and port pair, 0 = outside

Returns

0 on success, non-zero value otherwise

Definition at line 3465 of file nat44_ed.c.

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nat44_ed_del_static_mapping()

int nat44_ed_del_static_mapping	(	ip4_address_t	l_addr,
		ip4_address_t	e_addr,
		u16	l_port,
		u16	e_port,
		nat_protocol_t	proto,
		u32	vrf_id,
		u32	sw_if_index,
		u32	flags
	)

Definition at line 983 of file nat44_ed.c.

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nat44_ed_forwarding_enable_disable()

void nat44_ed_forwarding_enable_disable

(

u8

is_enable

)

Definition at line 2524 of file nat44_ed.c.

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nat44_ed_get_in2out_worker_index()

u32 nat44_ed_get_in2out_worker_index	(	vlib_buffer_t *	b,
		ip4_header_t *	ip,
		u32	rx_fib_index,
		u8	is_output
	)

Definition at line 2757 of file nat44_ed.c.

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nat44_ed_get_out2in_worker_index()

u32 nat44_ed_get_out2in_worker_index	(	vlib_buffer_t *	b,
		ip4_header_t *	ip,
		u32	rx_fib_index,
		u8	is_output
	)

Definition at line 2882 of file nat44_ed.c.

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nat44_ed_is_affinity_session()

static bool nat44_ed_is_affinity_session ( snat_session_t *  s )

inlinestatic

Check if NAT session has affinity record.

Parameters

s	NAT session

Returns

true if NAT session has affinity record

Definition at line 778 of file nat44_ed.h.

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nat44_ed_is_exact_address_session()

static bool nat44_ed_is_exact_address_session ( snat_session_t *  s )

inlinestatic

Check if exact pool address should be used.

Parameters

s	SNAT session

Returns

true if exact pool address

Definition at line 788 of file nat44_ed.h.

nat44_ed_is_interface_inside()

static bool nat44_ed_is_interface_inside ( snat_interface_t *  i )

inlinestatic

Check if NAT interface is inside.

Parameters

i	NAT interface

Returns

true if inside interface

Definition at line 798 of file nat44_ed.h.

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nat44_ed_is_interface_outside()

static bool nat44_ed_is_interface_outside ( snat_interface_t *  i )

inlinestatic

Check if NAT interface is outside.

Parameters

i	NAT interface

Returns

true if outside interface

Definition at line 808 of file nat44_ed.h.

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nat44_ed_is_lb_session()

static bool nat44_ed_is_lb_session ( snat_session_t *  s )

inlinestatic

Check if NAT session is load-balancing.

Parameters

s	NAT session

Returns

true if NAT session is load-balancing

Definition at line 758 of file nat44_ed.h.

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nat44_ed_is_session_static()

static bool nat44_ed_is_session_static ( snat_session_t *  s )

inlinestatic

Check if SNAT session is created from static mapping.

Parameters

s	SNAT session

Returns

true if SNAT session is created from static mapping otherwise 0

Definition at line 728 of file nat44_ed.h.

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nat44_ed_is_twice_nat_session()

static bool nat44_ed_is_twice_nat_session ( snat_session_t *  s )

inlinestatic

Check if NAT session is twice NAT.

Parameters

s	NAT session

Returns

true if NAT session is twice NAT

Definition at line 748 of file nat44_ed.h.

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nat44_ed_sessions_clear()

void nat44_ed_sessions_clear

(

)

Definition at line 3185 of file nat44_ed.c.

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nat44_ed_set_frame_queue_nelts()

int nat44_ed_set_frame_queue_nelts

(

u32

frame_queue_nelts

)

Definition at line 2058 of file nat44_ed.c.

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nat44_is_ses_closed()

static bool nat44_is_ses_closed ( snat_session_t *  s )

inlinestatic

Check if NAT44 endpoint-dependent TCP session is closed.

Parameters

s	NAT session

Returns

true if session is closed

Definition at line 818 of file nat44_ed.h.

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nat44_plugin_disable()

int nat44_plugin_disable

(

)

Definition at line 2457 of file nat44_ed.c.

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nat44_plugin_enable()

int nat44_plugin_enable

(

nat44_config_t

c

)

Definition at line 2364 of file nat44_ed.c.

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nat44_set_session_limit()

int nat44_set_session_limit	(	u32	session_limit,
		u32	vrf_id
	)

Set NAT44 session limit (session limit, vrf id)

Parameters

session_limit	Session limit
vrf_id	VRF id

Returns

0 on success, non-zero value otherwise

Definition at line 3046 of file nat44_ed.c.

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nat44_update_session_limit()

int nat44_update_session_limit	(	u32	session_limit,
		u32	vrf_id
	)

Update NAT44 session limit flushing all data (session limit, vrf id)

Parameters

session_limit	Session limit
vrf_id	VRF id

Returns

0 on success, non-zero value otherwise

Definition at line 3065 of file nat44_ed.c.

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nat_6t_flow_buf_translate_i2o()

nat_translation_error_e nat_6t_flow_buf_translate_i2o	(	vlib_main_t *	vm,
		snat_main_t *	sm,
		vlib_buffer_t *	b,
		ip4_header_t *	ip,
		nat_6t_flow_t *	f,
		nat_protocol_t	proto,
		int	is_output_feature
	)

Definition at line 3862 of file nat44_ed.c.

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nat_6t_flow_buf_translate_o2i()

nat_translation_error_e nat_6t_flow_buf_translate_o2i	(	vlib_main_t *	vm,
		snat_main_t *	sm,
		vlib_buffer_t *	b,
		ip4_header_t *	ip,
		nat_6t_flow_t *	f,
		nat_protocol_t	proto,
		int	is_output_feature
	)

Definition at line 3872 of file nat44_ed.c.

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nat_6t_flow_daddr_rewrite_set()

static void nat_6t_flow_daddr_rewrite_set ( nat_6t_flow_t *  f, u32  daddr  )

inlinestatic

Definition at line 259 of file nat44_ed.h.

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nat_6t_flow_dport_rewrite_set()

static void nat_6t_flow_dport_rewrite_set ( nat_6t_flow_t *  f, u32  dport  )

inlinestatic

Definition at line 273 of file nat44_ed.h.

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nat_6t_flow_icmp_id_rewrite_set()

static void nat_6t_flow_icmp_id_rewrite_set ( nat_6t_flow_t *  f, u16  id  )

inlinestatic

Definition at line 287 of file nat44_ed.h.

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nat_6t_flow_saddr_rewrite_set()

static void nat_6t_flow_saddr_rewrite_set ( nat_6t_flow_t *  f, u32  saddr  )

inlinestatic

Definition at line 252 of file nat44_ed.h.

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nat_6t_flow_sport_rewrite_set()

static void nat_6t_flow_sport_rewrite_set ( nat_6t_flow_t *  f, u32  sport  )

inlinestatic

Definition at line 266 of file nat44_ed.h.

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nat_6t_flow_txfib_rewrite_set()

static void nat_6t_flow_txfib_rewrite_set ( nat_6t_flow_t *  f, u32  tx_fib_index  )

inlinestatic

Definition at line 280 of file nat44_ed.h.

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nat_6t_l3_l4_csum_calc()

void nat_6t_l3_l4_csum_calc

(

nat_6t_flow_t *

f

)

Definition at line 3532 of file nat44_ed.c.

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nat_calc_bihash_buckets()

u32 nat_calc_bihash_buckets

(

u32

n_elts

)

Definition at line 122 of file lib.h.

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nat_free_session_data()

void nat_free_session_data	(	snat_main_t *	sm,
		snat_session_t *	s,
		u32	thread_index,
		u8	is_ha
	)

Free NAT44 session data (lookup keys, external address port)

Parameters

sm	snat global configuration data
s	NAT session
thread_index	thread index
is_ha	is HA event

Definition at line 231 of file nat44_ed.c.

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snat_free_outside_address_and_port()

void snat_free_outside_address_and_port	(	snat_address_t *	addresses,
		u32	thread_index,
		ip4_address_t *	addr,
		u16	port,
		nat_protocol_t	protocol
	)

Free outside address and port pair.

Parameters

addresses	vector of outside addresses
thread_index	thread index
key	address, port and protocol

Definition at line 2560 of file nat44_ed.c.

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snat_is_unk_proto_session()

static bool snat_is_unk_proto_session ( snat_session_t *  s )

inlinestatic

Check if SNAT session for unknown protocol.

Parameters

s	SNAT session

Returns

true if SNAT session for unknown protocol otherwise 0

Definition at line 738 of file nat44_ed.h.

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snat_set_workers()

int snat_set_workers

(

uword *

bitmap

)

Definition at line 2032 of file nat44_ed.c.

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snat_static_mapping_match()

int snat_static_mapping_match	(	vlib_main_t *	vm,
		snat_main_t *	sm,
		ip4_address_t	match_addr,
		u16	match_port,
		u32	match_fib_index,
		nat_protocol_t	match_protocol,
		ip4_address_t *	mapping_addr,
		u16 *	mapping_port,
		u32 *	mapping_fib_index,
		u8	by_external,
		u8 *	is_addr_only,
		twice_nat_type_t *	twice_nat,
		lb_nat_type_t *	lb,
		ip4_address_t *	ext_host_addr,
		u8 *	is_identity_nat,
		snat_static_mapping_t **	out
	)

Match NAT44 static mapping.

Parameters

key	address and port to match
addr	external/local address of the matched mapping
port	port of the matched mapping
fib_index	fib index of the matched mapping
by_external	if 0 match by local address otherwise match by external address
is_addr_only	1 if matched mapping is address only
twice_nat	matched mapping is twice NAT type
lb	1 if matched mapping is load-balanced
ext_host_addr	external host address
is_identity_nat	1 if indentity mapping
out	if !=0 set to pointer of the mapping structure

Returns

0 if match found otherwise 1.

Definition at line 2597 of file nat44_ed.c.

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STATIC_ASSERT_SIZEOF()

STATIC_ASSERT_SIZEOF	(	nat_6t_t	,
		2 *	sizeofu64
	)

tcp_flags_is_init()

static bool tcp_flags_is_init ( u8  f )

inlinestatic

Check if client initiating TCP connection (received SYN from client)

Parameters

t	TCP header

Returns

true if client initiating TCP connection

Definition at line 828 of file nat44_ed.h.

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Variable Documentation

format_ed_session_kvp

format_function_t format_ed_session_kvp

Definition at line 1071 of file nat44_ed.h.

format_nat_6t_flow

format_function_t format_nat_6t_flow

Definition at line 1070 of file nat44_ed.h.

format_nat_addr_and_port_alloc_alg

format_function_t format_nat_addr_and_port_alloc_alg

Definition at line 719 of file nat44_ed.h.

format_nat_ed_translation_error

format_function_t format_nat_ed_translation_error

Definition at line 1069 of file nat44_ed.h.

format_nat_protocol

format_function_t format_nat_protocol

Definition at line 718 of file nat44_ed.h.

format_snat_key

format_function_t format_snat_key

Definition at line 716 of file nat44_ed.h.

format_snat_session

format_function_t format_snat_session

Definition at line 715 of file nat44_ed.h.

format_snat_static_map_to_resolve

format_function_t format_snat_static_map_to_resolve

Definition at line 714 of file nat44_ed.h.

format_snat_static_mapping

format_function_t format_snat_static_mapping

Definition at line 713 of file nat44_ed.h.

format_static_mapping_key

format_function_t format_static_mapping_key

Definition at line 717 of file nat44_ed.h.

nat44_ed_in2out_node

vlib_node_registration_t nat44_ed_in2out_node

(constructor) VLIB_REGISTER_NODE (nat44_ed_in2out_node)

Definition at line 1528 of file nat44_ed_in2out.c.

nat44_ed_in2out_output_node

vlib_node_registration_t nat44_ed_in2out_output_node

(constructor) VLIB_REGISTER_NODE (nat44_ed_in2out_output_node)

Definition at line 1553 of file nat44_ed_in2out.c.

nat44_ed_out2in_node

vlib_node_registration_t nat44_ed_out2in_node

(constructor) VLIB_REGISTER_NODE (nat44_ed_out2in_node)

Definition at line 1406 of file nat44_ed_out2in.c.

nat_default_node

vlib_node_registration_t nat_default_node

(constructor) VLIB_REGISTER_NODE (nat_default_node)

Definition at line 3510 of file nat44_ed.c.

nat_fib_src_hi

fib_source_t nat_fib_src_hi

Definition at line 22 of file dslite.c.

nat_fib_src_low

fib_source_t nat_fib_src_low

nat_pre_in2out_node

vlib_node_registration_t nat_pre_in2out_node

(constructor) VLIB_REGISTER_NODE (nat_pre_in2out_node)

Definition at line 1639 of file nat44_ed_in2out.c.

nat_pre_out2in_node

vlib_node_registration_t nat_pre_out2in_node

(constructor) VLIB_REGISTER_NODE (nat_pre_out2in_node)

Definition at line 1453 of file nat44_ed_out2in.c.

snat_in2out_node

vlib_node_registration_t snat_in2out_node

snat_in2out_output_node

vlib_node_registration_t snat_in2out_output_node

snat_in2out_output_worker_handoff_node

vlib_node_registration_t snat_in2out_output_worker_handoff_node

(constructor) VLIB_REGISTER_NODE (snat_in2out_output_worker_handoff_node)

Definition at line 315 of file nat44_ed_handoff.c.

snat_in2out_worker_handoff_node

vlib_node_registration_t snat_in2out_worker_handoff_node

(constructor) VLIB_REGISTER_NODE (snat_in2out_worker_handoff_node)

Definition at line 297 of file nat44_ed_handoff.c.

snat_main

snat_main_t snat_main

Definition at line 41 of file nat44_ed.c.

snat_out2in_node

vlib_node_registration_t snat_out2in_node

snat_out2in_worker_handoff_node

vlib_node_registration_t snat_out2in_worker_handoff_node

(constructor) VLIB_REGISTER_NODE (snat_out2in_worker_handoff_node)

Definition at line 332 of file nat44_ed_handoff.c.

unformat_nat_protocol

unformat_function_t unformat_nat_protocol

Definition at line 721 of file nat44_ed.h.