#[non_exhaustive]
pub enum EdnsOption { DAU(SupportedAlgorithms), DHU(SupportedAlgorithms), N3U(SupportedAlgorithms), Subnet(ClientSubnet), Unknown(u16, Vec<u8>), }
Expand description

options used to pass information about capabilities between client and server

note: Not all EdnsOptions are supported at this time.

http://www.iana.org/assignments/dns-parameters/dns-parameters.xhtml#dns-parameters-13

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
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DAU(SupportedAlgorithms)

Available on crate feature dnssec only.
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DHU(SupportedAlgorithms)

Available on crate feature dnssec only.
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N3U(SupportedAlgorithms)

Available on crate feature dnssec only.
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Subnet(ClientSubnet)

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Unknown(u16, Vec<u8>)

Unknown, used to deal with unknown or unsupported codes

Implementations§

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impl EdnsOption

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pub fn len(&self) -> u16

Returns the length in bytes of the EdnsOption

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pub fn is_empty(&self) -> bool

Returns true if the length in bytes of the EdnsOption is 0

Trait Implementations§

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impl BinEncodable for EdnsOption

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fn emit(&self, encoder: &mut BinEncoder<'_>) -> ProtoResult<()>

Write the type to the stream
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fn to_bytes(&self) -> ProtoResult<Vec<u8>>

Returns the object in binary form
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impl Clone for EdnsOption

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fn clone(&self) -> EdnsOption

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for EdnsOption

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

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for EdnsOption

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl<'a> From<&'a EdnsOption> for EdnsCode

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fn from(value: &'a EdnsOption) -> Self

Converts to this type from the input type.
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impl Hash for EdnsOption

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

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for EdnsOption

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fn eq(&self, other: &EdnsOption) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl PartialOrd for EdnsOption

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

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl Serialize for EdnsOption

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl<'a> TryFrom<&'a EdnsOption> for Vec<u8>

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type Error = ProtoError

The type returned in the event of a conversion error.
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fn try_from(value: &'a EdnsOption) -> Result<Self, Self::Error>

Performs the conversion.
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impl<'a> TryFrom<(EdnsCode, &'a [u8])> for EdnsOption

only the supported extensions are listed right now.

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type Error = ProtoError

The type returned in the event of a conversion error.
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fn try_from(value: (EdnsCode, &'a [u8])) -> Result<Self, Self::Error>

Performs the conversion.
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impl Eq for EdnsOption

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impl StructuralEq for EdnsOption

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impl StructuralPartialEq for EdnsOption

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<Q, K> Equivalent<K> for Qwhere Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Qwhere Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for Twhere V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> DeserializeOwned for Twhere T: for<'de> Deserialize<'de>,