map.h File Reference

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Data Structures
struct	map_domain_t
struct	map_domain_extra_t
struct	map_main_pre_resolved_t_
	A pre-resolved next-hop. More...
struct	map_main_t
struct	map_trace_t

Macros
#define	MAP_SKIP_IP6_LOOKUP   1
#define	MAP_ERR_GOOD   0
#define	MAP_ERR_BAD_POOL_SIZE   -1
#define	MAP_ERR_BAD_HT_RATIO   -2
#define	MAP_ERR_BAD_LIFETIME   -3
#define	MAP_ERR_BAD_BUFFERS   -4
#define	MAP_ERR_BAD_BUFFERS_TOO_LARGE   -5
#define	MAP_ERR_UNSUPPORTED   -6
#define	MAP_REASS_INDEX_NONE   ((u16)0xffff)
#define	foreach_map_error

Typedefs
typedef struct map_main_pre_resolved_t_	map_main_pre_resolved_t
	A pre-resolved next-hop. More...

Enumerations
enum	map_domain_flags_e { MAP_DOMAIN_PREFIX = 1 << 0, MAP_DOMAIN_TRANSLATION = 1 << 1, MAP_DOMAIN_RFC6052 = 1 << 2 }
enum	map_domain_counter_t { MAP_DOMAIN_IPV4_FRAGMENT = 0, MAP_DOMAIN_COUNTER_RX = 0, MAP_DOMAIN_COUNTER_TX, MAP_N_DOMAIN_COUNTER }
enum	map_error_t { MAP_N_ERROR }

Functions
int	map_create_domain (ip4_address_t *ip4_prefix, u8 ip4_prefix_len, ip6_address_t *ip6_prefix, u8 ip6_prefix_len, ip6_address_t *ip6_src, u8 ip6_src_len, u8 ea_bits_len, u8 psid_offset, u8 psid_length, u32 *map_domain_index, u16 mtu, u8 flags, u8 *tag)
int	map_delete_domain (u32 map_domain_index)
int	map_add_del_psid (u32 map_domain_index, u16 psid, ip6_address_t *tep, bool is_add)
int	map_if_enable_disable (bool is_enable, u32 sw_if_index, bool is_translation)
u8 *	format_map_trace (u8 *s, va_list *args)
int	map_param_set_fragmentation (bool inner, bool ignore_df)
int	map_param_set_icmp (ip4_address_t *ip4_err_relay_src)
int	map_param_set_icmp6 (u8 enable_unreachable)
void	map_pre_resolve (ip4_address_t *ip4, ip6_address_t *ip6, bool is_del)
int	map_param_set_security_check (bool enable, bool fragments)
int	map_param_set_traffic_class (bool copy, u8 tc)
int	map_param_set_tcp (u16 tcp_mss)
	STATIC_ASSERT ((sizeof(map_domain_t)<=CLIB_CACHE_LINE_BYTES), "MAP domain fits in one cacheline")
u64	map_error_counter_get (u32 node_index, map_error_t map_error)
static void	map_add_trace (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_buffer_t *b, u32 map_domain_index, u16 port)
static_always_inline u64	map_get_pfx (map_domain_t *d, u32 addr, u16 port)
static_always_inline u64	map_get_pfx_net (map_domain_t *d, u32 addr, u16 port)
static_always_inline u64	map_get_sfx (map_domain_t *d, u32 addr, u16 port)
static_always_inline u64	map_get_sfx_net (map_domain_t *d, u32 addr, u16 port)
static_always_inline u32	map_get_ip4 (ip6_address_t *addr, u16 prefix_len)
static_always_inline map_domain_t *	ip4_map_get_domain (ip4_address_t *addr, u32 *map_domain_index, u8 *error)
static_always_inline map_domain_t *	ip6_map_get_domain (ip6_address_t *addr, u32 *map_domain_index, u8 *error)
clib_error_t *	map_plugin_api_hookup (vlib_main_t *vm)
void	map_ip6_drop_pi (u32 pi)
static_always_inline void	ip4_map_t_embedded_address (map_domain_t *d, ip6_address_t *ip6, const ip4_address_t *ip4)
static_always_inline u32	ip6_map_t_embedded_address (map_domain_t *d, ip6_address_t *addr)
static void	map_domain_counter_lock (map_main_t *mm)
static void	map_domain_counter_unlock (map_main_t *mm)
static_always_inline void	map_send_all_to_node (vlib_main_t *vm, u32 *pi_vector, vlib_node_runtime_t *node, vlib_error_t *error, u32 next)
static_always_inline void	map_mss_clamping (tcp_header_t *tcp, ip_csum_t *sum, u16 mss_clamping)
static_always_inline bool	ip4_map_ip6_lookup_bypass (vlib_buffer_t *p0, ip4_header_t *ip)
static_always_inline bool	ip6_map_ip4_lookup_bypass (vlib_buffer_t *p0, ip4_header_t *ip)

Variables
map_main_pre_resolved_t	pre_resolved [FIB_PROTOCOL_MAX]
	Pre-resolved next hops for v4 and v6. More...
map_main_t	map_main
vlib_node_registration_t	ip4_map_node
	(constructor) VLIB_REGISTER_NODE (ip4_map_node) More...
vlib_node_registration_t	ip6_map_node
	(constructor) VLIB_REGISTER_NODE (ip6_map_node) More...
vlib_node_registration_t	ip4_map_t_node
	(constructor) VLIB_REGISTER_NODE (ip4_map_t_node) More...
vlib_node_registration_t	ip4_map_t_fragmented_node
	(constructor) VLIB_REGISTER_NODE (ip4_map_t_fragmented_node) More...
vlib_node_registration_t	ip4_map_t_tcp_udp_node
	(constructor) VLIB_REGISTER_NODE (ip4_map_t_tcp_udp_node) More...
vlib_node_registration_t	ip4_map_t_icmp_node
	(constructor) VLIB_REGISTER_NODE (ip4_map_t_icmp_node) More...
vlib_node_registration_t	ip6_map_t_node
	(constructor) VLIB_REGISTER_NODE (ip6_map_t_node) More...
vlib_node_registration_t	ip6_map_t_fragmented_node
	(constructor) VLIB_REGISTER_NODE (ip6_map_t_fragmented_node) More...
vlib_node_registration_t	ip6_map_t_tcp_udp_node
	(constructor) VLIB_REGISTER_NODE (ip6_map_t_tcp_udp_node) More...
vlib_node_registration_t	ip6_map_t_icmp_node
	(constructor) VLIB_REGISTER_NODE (ip6_map_t_icmp_node) More...

Macro Definition Documentation

foreach_map_error

#define foreach_map_error

Value:

/* Must be first. */                                    \
 _(NONE, "valid MAP packets")                           \
 _(BAD_PROTOCOL, "bad protocol")                        \
 _(SEC_CHECK, "security check failed")                  \
 _(ENCAP_SEC_CHECK, "encap security check failed")      \
 _(DECAP_SEC_CHECK, "decap security check failed")      \
 _(ICMP, "unable to translate ICMP")                    \
 _(ICMP_RELAY, "unable to relay ICMP")                  \
 _(UNKNOWN, "unknown")                                  \
 _(NO_BINDING, "no binding")                            \
 _(NO_DOMAIN, "no domain")                              \
 _(FRAGMENTED, "packet is a fragment")                  \
 _(FRAGMENT_MEMORY, "could not cache fragment")         \
 _(FRAGMENT_MALFORMED, "fragment has unexpected format")\
 _(FRAGMENT_DROPPED, "dropped cached fragment")         \
 _(MALFORMED, "malformed packet")                       \
 _(DF_SET, "can't fragment, DF set")                    \
 _(TIME_EXCEEDED, "time exceeded")                      \

Definition at line 211 of file map.h.

MAP_ERR_BAD_BUFFERS

#define MAP_ERR_BAD_BUFFERS   -4

Definition at line 33 of file map.h.

MAP_ERR_BAD_BUFFERS_TOO_LARGE

#define MAP_ERR_BAD_BUFFERS_TOO_LARGE   -5

Definition at line 34 of file map.h.

MAP_ERR_BAD_HT_RATIO

#define MAP_ERR_BAD_HT_RATIO   -2

Definition at line 31 of file map.h.

MAP_ERR_BAD_LIFETIME

#define MAP_ERR_BAD_LIFETIME   -3

Definition at line 32 of file map.h.

MAP_ERR_BAD_POOL_SIZE

#define MAP_ERR_BAD_POOL_SIZE   -1

Definition at line 30 of file map.h.

MAP_ERR_GOOD

#define MAP_ERR_GOOD   0

Definition at line 29 of file map.h.

MAP_ERR_UNSUPPORTED

#define MAP_ERR_UNSUPPORTED   -6

Definition at line 35 of file map.h.

MAP_REASS_INDEX_NONE

#define MAP_REASS_INDEX_NONE   ((u16)0xffff)

Definition at line 112 of file map.h.

MAP_SKIP_IP6_LOOKUP

#define MAP_SKIP_IP6_LOOKUP   1

Definition at line 27 of file map.h.

Typedef Documentation

map_main_pre_resolved_t

typedef struct map_main_pre_resolved_t_ map_main_pre_resolved_t

A pre-resolved next-hop.

Enumeration Type Documentation

map_domain_counter_t

enum map_domain_counter_t

Enumerator
MAP_DOMAIN_IPV4_FRAGMENT
MAP_DOMAIN_COUNTER_RX
MAP_DOMAIN_COUNTER_TX
MAP_N_DOMAIN_COUNTER

Definition at line 117 of file map.h.

map_domain_flags_e

enum map_domain_flags_e

Enumerator
MAP_DOMAIN_PREFIX
MAP_DOMAIN_TRANSLATION
MAP_DOMAIN_RFC6052

Definition at line 58 of file map.h.

map_error_t

enum map_error_t

Enumerator
MAP_N_ERROR

Definition at line 231 of file map.h.

Function Documentation

format_map_trace()

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

Definition at line 1204 of file map.c.

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ip4_map_get_domain()

static_always_inline map_domain_t* ip4_map_get_domain	(	ip4_address_t *	addr,
		u32 *	map_domain_index,
		u8 *	error
	)

Definition at line 340 of file map.h.

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ip4_map_ip6_lookup_bypass()

static_always_inline bool ip4_map_ip6_lookup_bypass	(	vlib_buffer_t *	p0,
		ip4_header_t *	ip
	)

Definition at line 498 of file map.h.

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ip4_map_t_embedded_address()

static_always_inline void ip4_map_t_embedded_address	(	map_domain_t *	d,
		ip6_address_t *	ip6,
		const ip4_address_t *	ip4
	)

Definition at line 383 of file map.h.

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ip6_map_get_domain()

static_always_inline map_domain_t* ip6_map_get_domain	(	ip6_address_t *	addr,
		u32 *	map_domain_index,
		u8 *	error
	)

Definition at line 360 of file map.h.

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ip6_map_ip4_lookup_bypass()

static_always_inline bool ip6_map_ip4_lookup_bypass	(	vlib_buffer_t *	p0,
		ip4_header_t *	ip
	)

Definition at line 512 of file map.h.

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ip6_map_t_embedded_address()

static_always_inline u32 ip6_map_t_embedded_address	(	map_domain_t *	d,
		ip6_address_t *	addr
	)

Definition at line 394 of file map.h.

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map_add_del_psid()

int map_add_del_psid	(	u32	map_domain_index,
		u16	psid,
		ip6_address_t *	tep,
		bool	is_add
	)

Definition at line 235 of file map.c.

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map_add_trace()

static void map_add_trace ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_buffer_t *  b, u32  map_domain_index, u16  port  )

inlinestatic

Definition at line 248 of file map.h.

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map_create_domain()

int map_create_domain	(	ip4_address_t *	ip4_prefix,
		u8	ip4_prefix_len,
		ip6_address_t *	ip6_prefix,
		u8	ip6_prefix_len,
		ip6_address_t *	ip6_src,
		u8	ip6_src_len,
		u8	ea_bits_len,
		u8	psid_offset,
		u8	psid_length,
		u32 *	map_domain_index,
		u16	mtu,
		u8	flags,
		u8 *	tag
	)

Definition at line 105 of file map.c.

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map_delete_domain()

int map_delete_domain

(

u32

map_domain_index

)

Definition at line 204 of file map.c.

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map_domain_counter_lock()

static void map_domain_counter_lock ( map_main_t *  mm )

inlinestatic

Definition at line 404 of file map.h.

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map_domain_counter_unlock()

static void map_domain_counter_unlock ( map_main_t *  mm )

inlinestatic

Definition at line 412 of file map.h.

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map_error_counter_get()

u64 map_error_counter_get	(	u32	node_index,
		map_error_t	map_error
	)

Definition at line 1036 of file map.c.

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map_get_ip4()

static_always_inline u32 map_get_ip4	(	ip6_address_t *	addr,
		u16	prefix_len
	)

Definition at line 329 of file map.h.

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map_get_pfx()

static_always_inline u64 map_get_pfx	(	map_domain_t *	d,
		u32	addr,
		u16	port
	)

Definition at line 275 of file map.h.

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map_get_pfx_net()

static_always_inline u64 map_get_pfx_net	(	map_domain_t *	d,
		u32	addr,
		u16	port
	)

Definition at line 290 of file map.h.

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map_get_sfx()

static_always_inline u64 map_get_sfx	(	map_domain_t *	d,
		u32	addr,
		u16	port
	)

Definition at line 300 of file map.h.

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map_get_sfx_net()

static_always_inline u64 map_get_sfx_net	(	map_domain_t *	d,
		u32	addr,
		u16	port
	)

Definition at line 322 of file map.h.

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map_if_enable_disable()

int map_if_enable_disable	(	bool	is_enable,
		u32	sw_if_index,
		bool	is_translation
	)

Definition at line 450 of file map_api.c.

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map_ip6_drop_pi()

void map_ip6_drop_pi

(

u32

pi

)

Definition at line 542 of file ip6_map.c.

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map_mss_clamping()

static_always_inline void map_mss_clamping	(	tcp_header_t *	tcp,
		ip_csum_t *	sum,
		u16	mss_clamping
	)

Definition at line 449 of file map.h.

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map_param_set_fragmentation()

int map_param_set_fragmentation	(	bool	inner,
		bool	ignore_df
	)

Definition at line 247 of file map_api.c.

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map_param_set_icmp()

int map_param_set_icmp

(

ip4_address_t *

ip4_err_relay_src

)

Definition at line 272 of file map_api.c.

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map_param_set_icmp6()

int map_param_set_icmp6

(

u8

enable_unreachable

)

Definition at line 299 of file map_api.c.

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map_param_set_security_check()

int map_param_set_security_check	(	bool	enable,
		bool	fragments
	)

Definition at line 336 of file map_api.c.

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map_param_set_tcp()

int map_param_set_tcp

(

u16

tcp_mss

)

Definition at line 386 of file map_api.c.

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map_param_set_traffic_class()

int map_param_set_traffic_class	(	bool	copy,
		u8	tc
	)

Definition at line 361 of file map_api.c.

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map_plugin_api_hookup()

clib_error_t* map_plugin_api_hookup

(

vlib_main_t *

vm

)

Definition at line 525 of file map_api.c.

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map_pre_resolve()

void map_pre_resolve	(	ip4_address_t *	ip4,
		ip6_address_t *	ip6,
		bool	is_del
	)

Definition at line 407 of file map.c.

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map_send_all_to_node()

static_always_inline void map_send_all_to_node	(	vlib_main_t *	vm,
		u32 *	pi_vector,
		vlib_node_runtime_t *	node,
		vlib_error_t *	error,
		u32	next
	)

Definition at line 420 of file map.h.

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STATIC_ASSERT()

STATIC_ASSERT	(	(sizeof(map_domain_t)<=CLIB_CACHE_LINE_BYTES)	,
		"MAP domain fits in one cacheline"
	)

Variable Documentation

ip4_map_node

vlib_node_registration_t ip4_map_node

(constructor) VLIB_REGISTER_NODE (ip4_map_node)

Definition at line 344 of file ip4_map.c.

ip4_map_t_fragmented_node

vlib_node_registration_t ip4_map_t_fragmented_node

(constructor) VLIB_REGISTER_NODE (ip4_map_t_fragmented_node)

Definition at line 701 of file ip4_map_t.c.

ip4_map_t_icmp_node

vlib_node_registration_t ip4_map_t_icmp_node

(constructor) VLIB_REGISTER_NODE (ip4_map_t_icmp_node)

Definition at line 722 of file ip4_map_t.c.

ip4_map_t_node

vlib_node_registration_t ip4_map_t_node

(constructor) VLIB_REGISTER_NODE (ip4_map_t_node)

Definition at line 764 of file ip4_map_t.c.

ip4_map_t_tcp_udp_node

vlib_node_registration_t ip4_map_t_tcp_udp_node

(constructor) VLIB_REGISTER_NODE (ip4_map_t_tcp_udp_node)

Definition at line 743 of file ip4_map_t.c.

ip6_map_node

vlib_node_registration_t ip6_map_node

(constructor) VLIB_REGISTER_NODE (ip6_map_node)

Definition at line 821 of file ip6_map.c.

ip6_map_t_fragmented_node

vlib_node_registration_t ip6_map_t_fragmented_node

(constructor) VLIB_REGISTER_NODE (ip6_map_t_fragmented_node)

Definition at line 697 of file ip6_map_t.c.

ip6_map_t_icmp_node

vlib_node_registration_t ip6_map_t_icmp_node

(constructor) VLIB_REGISTER_NODE (ip6_map_t_icmp_node)

Definition at line 719 of file ip6_map_t.c.

ip6_map_t_node

vlib_node_registration_t ip6_map_t_node

(constructor) VLIB_REGISTER_NODE (ip6_map_t_node)

Definition at line 770 of file ip6_map_t.c.

ip6_map_t_tcp_udp_node

vlib_node_registration_t ip6_map_t_tcp_udp_node

(constructor) VLIB_REGISTER_NODE (ip6_map_t_tcp_udp_node)

Definition at line 741 of file ip6_map_t.c.

map_main

map_main_t map_main

Definition at line 27 of file map.c.

pre_resolved

map_main_pre_resolved_t pre_resolved[FIB_PROTOCOL_MAX]

Pre-resolved next hops for v4 and v6.

Why these are global and not per-domain is beyond me.

Pre-resolved next hops for v4 and v6.

Definition at line 283 of file map.c.