Struct PrefixInformationOptionSlice 

pub struct PrefixInformationOptionSlice<'a> { /* private fields */ }

Prefix Information option slice (RFC 4861, Section 4.6.2, type 3).

The option layout is:

 0                   1                   2                   3
 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|     Type      |    Length     | Prefix Length |L|A| Reserved1 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|                         Valid Lifetime                        |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|                       Preferred Lifetime                      |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|                           Reserved2                           |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|                                                               |
+                                                               +
|                                                               |
+                            Prefix                             +
|                                                               |
+                                                               +
|                                                               |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

This slice stores the full serialized option, including the Type and Length bytes.

Implementations

impl<'a> PrefixInformationOptionSlice<'a>

pub fn from_slice(slice: &'a [u8]) -> Result<Self, NdpOptionReadError>

pub const fn option_type(&self) -> NdpOptionType

Returns the option type value (3).

pub fn as_bytes(&self) -> &'a [u8; 32]

Returns the serialized option bytes.

pub fn prefix_length(&self) -> u8

Returns the prefix length (in bits).

pub fn on_link(&self) -> bool

Returns the L (on-link) flag.

pub fn autonomous_address_configuration(&self) -> bool

Returns the A (autonomous address-configuration) flag.

pub fn valid_lifetime(&self) -> u32

Returns the valid lifetime in seconds.

pub fn preferred_lifetime(&self) -> u32

Returns the preferred lifetime in seconds.

pub fn prefix(&self) -> [u8; 16]

Returns the 128-bit prefix field.

pub fn prefix_information(&self) -> PrefixInformation

Decodes the option as PrefixInformation.

Trait Implementations

impl<'a> Clone for PrefixInformationOptionSlice<'a>

fn clone(&self) -> PrefixInformationOptionSlice<'a>

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'a> Debug for PrefixInformationOptionSlice<'a>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'a> Eq for PrefixInformationOptionSlice<'a>

impl<'a> PartialEq for PrefixInformationOptionSlice<'a>

fn eq(&self, other: &PrefixInformationOptionSlice<'a>) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl<'a> StructuralPartialEq for PrefixInformationOptionSlice<'a>