Struct Ptr

pub struct Ptr<N: ?Sized> { /* private fields */ }

PTR record data.

PRT records are used in special domains to point to some other location in the domain space.

The PTR record type is defined in RFC 1035, section 3.3.12.

Implementations

impl<N> Ptr<N>

pub fn new(ptrdname: N) -> Self

pub fn ptrdname(&self) -> &N

pub fn into_ptrdname(self) -> N

pub fn scan<S: Scanner<Name = N>>(scanner: &mut S) -> Result<Self, S::Error>

impl<Octs: Octets> Ptr<ParsedName<Octs>>

pub fn parse<'a, Src: Octets<Range<'a> = Octs> + ?Sized + 'a>( parser: &mut Parser<'a, Src>, ) -> Result<Self, ParseError>

Trait Implementations

impl<N: ToName, NN: ToName> CanonicalOrd<Ptr<NN>> for Ptr<N>

fn canonical_cmp(&self, other: &Ptr<NN>) -> Ordering

Returns the canonical ordering between self and other.

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

Returns whether self is canonically less than other.

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

Returns whether self is canonically less than or equal to other.

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

Returns whether self is canonically greater than other.

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

Returns whether self is canonically greater than or equal to other.

impl<N: Clone + ?Sized> Clone for Ptr<N>

fn clone(&self) -> Ptr<N>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<N: ToName> ComposeRecordData for Ptr<N>

fn rdlen(&self, compress: bool) -> Option<u16>

Returns the length of the record data if available.

fn compose_rdata<Target: Composer + ?Sized>( &self, target: &mut Target, ) -> Result<(), Target::AppendError>

Appends the wire format of the record data into target.

fn compose_canonical_rdata<Target>( &self, target: &mut Target, ) -> Result<(), Target::AppendError>

where Target: Composer + ?Sized,

Appends the canonical wire format of the record data into target.

fn compose_len_rdata<Target: Composer + ?Sized>( &self, target: &mut Target, ) -> Result<(), Target::AppendError>

Appends the record data prefixed with its length.

fn compose_canonical_len_rdata<Target: Composer + ?Sized>( &self, target: &mut Target, ) -> Result<(), Target::AppendError>

Appends the record data prefixed with its length.

impl<N: Debug + ?Sized> Debug for Ptr<N>

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

Formats the value using the given formatter.

impl<N: Display> Display for Ptr<N>

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

Formats the value using the given formatter.

impl<Name, Target> FlattenInto<Ptr<Target>> for Ptr<Name>

where Name: FlattenInto<Target>,

type AppendError = <Name as FlattenInto<Target>>::AppendError

fn try_flatten_into(self) -> Result<Ptr<Target>, Self::AppendError>

impl<N> From<N> for Ptr<N>

fn from(name: N) -> Self

Converts to this type from the input type.

impl<O, N> From<Ptr<N>> for AllRecordData<O, N>

fn from(value: Ptr<N>) -> Self

Converts to this type from the input type.

impl<O, N> From<Ptr<N>> for ZoneRecordData<O, N>

fn from(value: Ptr<N>) -> Self

Converts to this type from the input type.

impl<N: FromStr> FromStr for Ptr<N>

type Err = <N as FromStr>::Err

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<Self, Self::Err>

Parses a string s to return a value of this type.

impl<N: Hash> Hash for Ptr<N>

fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl<Name, SrcName> OctetsFrom<Ptr<SrcName>> for Ptr<Name>

where Name: OctetsFrom<SrcName>,

type Error = <Name as OctetsFrom<SrcName>>::Error

fn try_octets_from(source: Ptr<SrcName>) -> Result<Self, Self::Error>

Performs the conversion.

impl<N: ToName> Ord for Ptr<N>

fn cmp(&self, other: &Self) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl<'a, Octs> ParseRecordData<'a, Octs> for Ptr<ParsedName<Octs::Range<'a>>>

where Octs: Octets + ?Sized,

fn parse_rdata( rtype: Rtype, parser: &mut Parser<'a, Octs>, ) -> Result<Option<Self>, ParseError>

Parses the record data.

impl<N, NN> PartialEq<Ptr<NN>> for Ptr<N>

where N: ToName, NN: ToName,

fn eq(&self, other: &Ptr<NN>) -> bool

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl<N, NN> PartialOrd<Ptr<NN>> for Ptr<N>

where N: ToName, NN: ToName,

fn partial_cmp(&self, other: &Ptr<NN>) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

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

Tests less than (for self and other) and is used by the < operator.

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

Tests less than or equal to (for self and other) and is used by the <= operator.

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

Tests greater than (for self and other) and is used by the > operator.

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

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl<N> RecordData for Ptr<N>

fn rtype(&self) -> Rtype

Returns the record type associated with this record data instance.

impl<N: ToName> Eq for Ptr<N>