ip64-addrmap.h File Reference

#include "sys/timer.h"
#include "net/ip/uip.h"

Data Structures
struct	ip64_addrmap_entry

Macros
#define	FLAGS_NONE   0
#define	FLAGS_RECYCLABLE   1

Functions
struct ip64_addrmap_entry *	ip64_addrmap_create (const uip_ip6addr_t *ip6addr, uint16_t ip6port, const uip_ip4addr_t *ip4addr, uint16_t ip4port, uint8_t protocol)
	Create a new address mapping from an IPv6 address/port, an IPv4 address/port, and a protocol number. More...
void	ip64_addrmap_init (void)
	Initialize the ip64_addrmap module. More...
struct ip64_addrmap_entry *	ip64_addrmap_list (void)
	Obtain the list of all address mappings. More...
struct ip64_addrmap_entry *	ip64_addrmap_lookup (const uip_ip6addr_t *ip6addr, uint16_t ip6port, const uip_ip4addr_t *ip4addr, uint16_t ip4port, uint8_t protocol)
	Look up an address mapping from inside the IPv6 network, given the IPv6 address/port, the IPv4 address/port, and the protocol. More...
struct ip64_addrmap_entry *	ip64_addrmap_lookup_port (uint16_t mappedport, uint8_t protocol)
	Look up an address mapping from the outside IPv4 network, given the mapped port number and protocol. More...
void	ip64_addrmap_set_lifetime (struct ip64_addrmap_entry *e, clock_time_t lifetime)
	Set the lifetime of an address mapping. More...
void	ip64_addrmap_set_recycleble (struct ip64_addrmap_entry *e)
	Mark an address mapping to be recyclable. More...

#define FLAGS_NONE   0

Referenced by ip64_addrmap_create().

#define FLAGS_RECYCLABLE   1

Referenced by ip64_addrmap_set_recycleble(), and recycle().

struct ip64_addrmap_entry* ip64_addrmap_create	(	const uip_ip6addr_t *	ip6addr,
		uint16_t	ip6port,
		const uip_ip4addr_t *	ip4addr,
		uint16_t	ip4port,
		uint8_t	protocol
	)

Create a new address mapping from an IPv6 address/port, an IPv4 address/port, and a protocol number.

References check_age(), ip64_addrmap_entry::flags, FLAGS_NONE, increase_mapped_port(), ip64_addrmap_entry::ip4addr, ip64_addrmap_entry::ip4port, ip64_addrmap_entry::ip6addr, ip64_addrmap_entry::ip6port, list_add(), list_head(), list_item_next(), ip64_addrmap_entry::mapped_port, mapped_port, memb_alloc(), n, NULL, ip64_addrmap_entry::protocol, recycle(), ip64_addrmap_entry::timer, timer_set(), uip_ip4addr_copy, and uip_ip6addr_copy.

Referenced by ip64_6to4().

void ip64_addrmap_init

(

void

)

Initialize the ip64_addrmap module.

References FIRST_MAPPED_PORT, list_init(), mapped_port, and memb_init().

struct ip64_addrmap_entry* ip64_addrmap_list

(

void

)

Obtain the list of all address mappings.

References list_head().

struct ip64_addrmap_entry* ip64_addrmap_lookup	(	const uip_ip6addr_t *	ip6addr,
		uint16_t	ip6port,
		const uip_ip4addr_t *	ip4addr,
		uint16_t	ip4port,
		uint8_t	protocol
	)

Look up an address mapping from inside the IPv6 network, given the IPv6 address/port, the IPv4 address/port, and the protocol.

References check_age(), ip64_addrmap_entry::ip4addr, ip64_addrmap_entry::ip4port, ip64_addrmap_entry::ip6addr, ip64_addrmap_entry::ip6port, list_head(), list_item_next(), NULL, printf, ip64_addrmap_entry::protocol, uip_htons(), uip_ip4addr_cmp, and uip_ip6addr_cmp.

Referenced by ip64_6to4().

struct ip64_addrmap_entry* ip64_addrmap_lookup_port	(	uint16_t	mappedport,
		uint8_t	protocol
	)

Look up an address mapping from the outside IPv4 network, given the mapped port number and protocol.

References check_age(), list_head(), list_item_next(), ip64_addrmap_entry::mapped_port, NULL, printf, and ip64_addrmap_entry::protocol.

Referenced by ip64_4to6().

void ip64_addrmap_set_lifetime	(	struct ip64_addrmap_entry *	e,
		clock_time_t	lifetime
	)

Set the lifetime of an address mapping.

References NULL, ip64_addrmap_entry::timer, and timer_set().

Referenced by ip64_6to4().

void ip64_addrmap_set_recycleble

(

struct ip64_addrmap_entry *

e

)

Mark an address mapping to be recyclable.

References ip64_addrmap_entry::flags, FLAGS_RECYCLABLE, and NULL.

Referenced by ip64_6to4().