IPV6_PREFIX Struct Reference

IPv6 prefix and address management element. More...

#include <ipv6_interface.h>

Inherits IPV6_ROOT_EL.

Public Member Functions
IPV6_PREFIX *	GetNext ()
	Get next prefix in list.
	IPV6_PREFIX ()
	Default constructor.
void	CleanUpAndRemove ()
	Clean up and remove prefix from lists.
void	free_element ()
	Free resources for this prefix.
bool	OnLink (const IPADDR6 &ip)
	Check if given IP address is on-link for this prefix.
bool	Prefered ()
	Check if this prefix is preferred.
eMY_ADDR_STATE	GetState ()
	Get current state of this address.
virtual void	ShowItem ()
	Display prefix information.
ePrefixSource	Source ()
	Get the source of this prefix.
uint32_t	RemainingValidTime ()
	Get remaining valid time for this prefix.
uint32_t	GetRemainingDhcpLeaseTime ()
	Get remaining DHCP lease time.
uint32_t	GetRemainingDhcpLeasePreferredTime ()
	Get remaining DHCP preferred time.
virtual bool	AgeStillValidTest ()
	Check if prefix is still valid based on aging.
bool	AgeStillPreferred ()
	Check if prefix is still preferred based on aging.
void	CheckTenative ()
	Check tentative state and perform duplicate address detection.
Public Member Functions inherited from IPV6_ROOT_EL
virtual	~IPV6_ROOT_EL ()
	Virtual destructor.

Public Attributes
eMY_ADDR_STATE	m_state
	Current state of this address.
uint32_t	time_to_lose_prefered_in_secs_from_establish
	Preferred lifetime from establishment.
uint32_t	time_to_lose_valid_in_secs_from_establish
	Valid lifetime from establishment.
uint32_t	time_established_in_secs
	When this prefix was established.
uint32_t	max_valid_time_seen
	Maximum valid time seen (for IOL cleanup)
IPV6_ROUTER *	pRouter
	Router that established this prefix.
IPV6_DHCPD *	pDHCPD
	DHCP server that established this prefix.
uint8_t	PrefixLen
	Prefix length in bits.
bool	bValidForInterface
	Valid for this interface.
bool	bOnLink
	On-link flag.
Public Attributes inherited from IPV6_ROOT_EL
IPV6_ROOT_EL *	m_pNext
	Next element in list.
IPV6_ROOT_EL *	m_pPrev
	Previous element in list.
IPV6_ROOT_EL_CONTAINER *	m_pContainer
	Container that owns this element.
IPADDR6	m_IPAddress
	IPv6 address associated with this element.

Detailed Description

IPv6 prefix and address management element.

Manages IPv6 prefixes and addresses including their validity, timing, and source information.

Member Function Documentation

AgeStillPreferred()

bool IPV6_PREFIX::AgeStillPreferred

(

)

Check if prefix is still preferred based on aging.

Returns

true if prefix is still preferred

AgeStillValidTest()

virtual bool IPV6_PREFIX::AgeStillValidTest ( )

virtual

Check if prefix is still valid based on aging.

Returns

true if prefix is still valid

Reimplemented from IPV6_ROOT_EL.

GetNext()

IPV6_PREFIX * IPV6_PREFIX::GetNext ( )

inline

Get next prefix in list.

Returns

Pointer to next prefix

GetRemainingDhcpLeasePreferredTime()

uint32_t IPV6_PREFIX::GetRemainingDhcpLeasePreferredTime ( )

inline

Get remaining DHCP preferred time.

Returns

Remaining preferred time in seconds

GetRemainingDhcpLeaseTime()

uint32_t IPV6_PREFIX::GetRemainingDhcpLeaseTime ( )

inline

Get remaining DHCP lease time.

Returns

Remaining lease time in seconds

GetState()

eMY_ADDR_STATE IPV6_PREFIX::GetState ( )

inline

Get current state of this address.

Returns

Current address state

OnLink()

bool IPV6_PREFIX::OnLink

(

const IPADDR6 &

ip

)

Check if given IP address is on-link for this prefix.

Parameters

ip	IPv6 address to check

Returns

true if address is on-link

Prefered()

bool IPV6_PREFIX::Prefered

(

)

Check if this prefix is preferred.

Returns

true if prefix is preferred

RemainingValidTime()

uint32_t IPV6_PREFIX::RemainingValidTime ( )

inline

Get remaining valid time for this prefix.

Returns

Remaining valid time in seconds

Source()

ePrefixSource IPV6_PREFIX::Source ( )

inline

Get the source of this prefix.

Returns

Prefix source type

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The documentation for this struct was generated from the following file:

• ipv6_interface.h