Struct der::asn1::Null

source ·
pub struct Null;
Expand description

ASN.1 NULL type.

Trait Implementations§

source§

impl Clone for Null

source§

fn clone(&self) -> Null

Returns a copy of the value. Read more
1.0.0 · source§

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

Performs copy-assignment from source. Read more
source§

impl Debug for Null

source§

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

Formats the value using the given formatter. Read more
source§

impl<'a> DecodeValue<'a> for Null

source§

fn decode_value<R: Reader<'a>>(reader: &mut R, header: Header) -> Result<Self>

Attempt to decode this message using the provided Reader.
source§

impl EncodeValue for Null

source§

fn value_len(&self) -> Result<Length>

Compute the length of this value (sans Tag+Length header) when encoded as ASN.1 DER.
source§

fn encode_value(&self, _writer: &mut dyn Writer) -> Result<()>

Encode value (sans Tag+Length header) as ASN.1 DER using the provided Writer.
source§

fn header(&self) -> Result<Header>where Self: Tagged,

Get the Header used to encode this value.
source§

impl FixedTag for Null

source§

const TAG: Tag = Tag::Null

ASN.1 tag
source§

impl<'a> From<Null> for AnyRef<'a>

source§

fn from(_: Null) -> AnyRef<'a>

Converts to this type from the input type.
source§

impl Ord for Null

source§

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

This method returns an Ordering between self and other. Read more
1.21.0 · source§

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

Compares and returns the maximum of two values. Read more
1.21.0 · source§

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

Compares and returns the minimum of two values. Read more
1.50.0 · source§

fn clamp(self, min: Self, max: Self) -> Selfwhere Self: Sized + PartialOrd<Self>,

Restrict a value to a certain interval. Read more
source§

impl PartialEq<Null> for Null

source§

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

This method tests for self and other values to be equal, and is used by ==.
1.0.0 · source§

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.
source§

impl PartialOrd<Null> for Null

source§

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

This method returns an ordering between self and other values if one exists. Read more
1.0.0 · source§

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

This method tests less than (for self and other) and is used by the < operator. Read more
1.0.0 · source§

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
1.0.0 · source§

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

This method tests greater than (for self and other) and is used by the > operator. Read more
1.0.0 · source§

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
source§

impl TryFrom<AnyRef<'_>> for Null

§

type Error = Error

The type returned in the event of a conversion error.
source§

fn try_from(any: AnyRef<'_>) -> Result<Null>

Performs the conversion.
source§

impl Copy for Null

source§

impl Eq for Null

source§

impl StructuralEq for Null

source§

impl StructuralPartialEq for Null

Auto Trait Implementations§

§

impl RefUnwindSafe for Null

§

impl Send for Null

§

impl Sync for Null

§

impl Unpin for Null

§

impl UnwindSafe for Null

Blanket Implementations§

source§

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

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

impl<T> Borrow<T> for Twhere T: ?Sized,

source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

impl<T> BorrowMut<T> for Twhere T: ?Sized,

source§

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

Mutably borrows from an owned value. Read more
source§

impl<'a, T> Choice<'a> for Twhere T: Decode<'a> + FixedTag,

source§

fn can_decode(tag: Tag) -> bool

Is the provided Tag decodable as a variant of this CHOICE?
source§

impl<'a, T> Decode<'a> for Twhere T: DecodeValue<'a> + FixedTag,

source§

fn decode<R>(reader: &mut R) -> Result<T, Error>where R: Reader<'a>,

Attempt to decode this message using the provided decoder.
source§

fn from_der(bytes: &'a [u8]) -> Result<Self>

Parse Self from the provided DER-encoded byte slice.
source§

impl<T> DerOrd for Twhere T: EncodeValue + ValueOrd + Tagged,

source§

fn der_cmp(&self, other: &T) -> Result<Ordering, Error>

Return an Ordering between self and other when serialized as ASN.1 DER.
source§

impl<T> Encode for Twhere T: EncodeValue + Tagged,

source§

fn encoded_len(&self) -> Result<Length, Error>

Compute the length of this value in bytes when encoded as ASN.1 DER.

source§

fn encode(&self, writer: &mut dyn Writer) -> Result<(), Error>

Encode this value as ASN.1 DER using the provided Writer.

source§

fn encode_to_slice<'a>(&self, buf: &'a mut [u8]) -> Result<&'a [u8]>

Encode this value to the provided byte slice, returning a sub-slice containing the encoded message.
source§

fn encode_to_vec(&self, buf: &mut Vec<u8>) -> Result<Length>

Encode this message as ASN.1 DER, appending it to the provided byte vector.
source§

fn to_vec(&self) -> Result<Vec<u8>>

Serialize this message as a byte vector.
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

impl<T, U> Into<U> for Twhere U: From<T>,

source§

fn into(self) -> U

Calls U::from(self).

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

source§

impl<T> Tagged for Twhere T: FixedTag,

source§

fn tag(&self) -> Tag

Get the ASN.1 tag that this type is encoded with.
source§

impl<T> ToOwned for Twhere T: Clone,

§

type Owned = T

The resulting type after obtaining ownership.
source§

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
source§

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
source§

impl<T, U> TryFrom<U> for Twhere U: Into<T>,

§

type Error = Infallible

The type returned in the event of a conversion error.
source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

§

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

The type returned in the event of a conversion error.
source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
source§

impl<T> ValueOrd for Twhere T: OrdIsValueOrd,

source§

fn value_cmp(&self, other: &T) -> Result<Ordering, Error>

Return an Ordering between value portion of TLV-encoded self and other when serialized as ASN.1 DER.
source§

impl<T> DecodeOwned for Twhere T: for<'a> Decode<'a>,