Struct sp_runtime::offchain::KeyTypeId

source · [−]

pub struct KeyTypeId(pub [u8; 4]);

Expand description

An identifier for a type of cryptographic key.

To avoid clashes with other modules when distributing your module publicly, register your KeyTypeId on the list here by making a PR.

Values whose first character is _ are reserved for private use and won’t conflict with any public modules.

Tuple Fields

0: [u8; 4]

Trait Implementations

impl Clone for KeyTypeId

pub fn clone(&self) -> KeyTypeId

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

impl Debug for KeyTypeId

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

Formats the value using the given formatter. Read more

impl Decode for KeyTypeId

pub fn decode<CodecInputEdqy>(
codec_input_edqy: &mut CodecInputEdqy
) -> Result<KeyTypeId, Error> where
CodecInputEdqy: Input,

Attempt to deserialise the value from input.

fn skip<I>(input: &mut I) -> Result<(), Error> where
I: Input,

Attempt to skip the encoded value from input. Read more

fn encoded_fixed_size() -> Option<usize>

Returns the fixed encoded size of the type. Read more

impl Default for KeyTypeId

pub fn default() -> KeyTypeId

Returns the “default value” for a type. Read more

impl<'de> Deserialize<'de> for KeyTypeId

pub fn deserialize<D>(
deserializer: D
) -> Result<KeyTypeId, <D as Deserializer<'de>>::Error> where
__D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more

impl Encode for KeyTypeId

pub fn encode_to<CodecOutputEdqy>(
    &self,
    codec_dest_edqy: &mut CodecOutputEdqy
) where
    CodecOutputEdqy: Output + ?Sized,

Convert self to a slice and append it to the destination.

pub fn encode(&self) -> Vec<u8, Global>ⓘ
Notable traits for Vec<u8, A>
`impl<A> Write for Vec<u8, A> where A: Allocator,`

Convert self to an owned vector.

pub fn using_encoded<R, F>(&self, f: F) -> R where
F: FnOnce(&[u8 ]) -> R,

Convert self to a slice and then invoke the given closure with it.

fn size_hint(&self) -> usize

If possible give a hint of expected size of the encoding. Read more

fn encoded_size(&self) -> usize

Calculates the encoded size. Read more

impl From<u32> for KeyTypeId

pub fn from(x: u32) -> KeyTypeId

Performs the conversion.

impl Hash for KeyTypeId

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

Feeds this value into the given Hasher. Read more

1.3.0 · source

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

Feeds a slice of this type into the given Hasher. Read more

impl Ord for KeyTypeId

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

This method returns an Ordering between self and other. Read more

1.21.0 · source

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

Compares and returns the maximum of two values. Read more

1.21.0 · source

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

Compares and returns the minimum of two values. Read more

1.50.0 · source

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

Restrict a value to a certain interval. Read more

impl PartialEq<KeyTypeId> for KeyTypeId

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

This method tests for self and other values to be equal, and is used by ==. Read more

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

This method tests for !=.

impl PartialOrd<KeyTypeId> for KeyTypeId

pub fn partial_cmp(&self, other: &KeyTypeId) -> 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

impl PassBy for KeyTypeId

type PassBy = Inner<KeyTypeId, [u8 ; 4]>

The strategy that should be used to pass the type.

impl PassByInner for KeyTypeId

type Inner = [u8 ; 4]

The inner type that is wrapped by Self.

pub fn into_inner(self) -> <KeyTypeId as PassByInner>::Inner

Consumes self and returns the inner type.

pub fn inner(&self) -> &<KeyTypeId as PassByInner>::Inner

Returns the reference to the inner type.

pub fn from_inner(inner: <KeyTypeId as PassByInner>::Inner) -> KeyTypeId

Construct Self from the given inner.

impl Serialize for KeyTypeId

pub fn serialize<S>(
    &self,
    serializer: S
) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error> where
    S: Serializer,

Serialize this value into the given Serde serializer. Read more

impl<'a> TryFrom<&'a str> for KeyTypeId

type Error = ()

The type returned in the event of a conversion error.

pub fn try_from(x: &'a str) -> Result<KeyTypeId, ()>

Performs the conversion.

impl TypeInfo for KeyTypeId

type Identity = KeyTypeId

The type identifying for which type info is provided. Read more

pub fn type_info() -> Type<MetaForm>

Returns the static type identifier for Self.

impl Copy for KeyTypeId

impl EncodeLike<KeyTypeId> for KeyTypeId

impl Eq for KeyTypeId

impl StructuralEq for KeyTypeId

impl StructuralPartialEq for KeyTypeId

Auto Trait Implementations

impl RefUnwindSafe for KeyTypeId

impl Send for KeyTypeId

impl Sync for KeyTypeId

impl Unpin for KeyTypeId

impl UnwindSafe for KeyTypeId

Blanket Implementations

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

pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

impl<T> CallHasher for T where
T: Hash + ?Sized,

pub default fn get_hash<H, B>(value: &H, build_hasher: &B) -> u64 where
H: Hash + ?Sized,
B: BuildHasher,

impl<T> CheckedConversion for T

fn checked_from<T>(t: T) -> Option<Self> where
Self: TryFrom<T>,

Convert from a value of T into an equivalent instance of Option<Self>. Read more

fn checked_into<T>(self) -> Option<T> where
Self: TryInto<T>,

Consume self to return Some equivalent value of Option<T>. Read more

impl<T> Clear for T where
T: Default + Eq + PartialEq<T>,

fn is_clear(&self) -> bool

True iff no bits are set.

fn clear() -> Self

Return the value of Self that is clear.

impl<T> DecodeAll for T where
T: Decode,

pub fn decode_all(input: &[u8 ]) -> Result<T, Error>

Decode Self and consume all of the given input data. Read more

impl<T> DecodeLimit for T where
T: Decode,

pub fn decode_all_with_depth_limit(limit: u32, input: &[u8 ]) -> Result<T, Error>

Decode Self and consume all of the given input data. Read more

pub fn decode_and_advance_with_depth_limit<I>(
    limit: u32,
    input: &mut I
) -> Result<T, Error> where
    I: Input,

Decode Self and advance input by the number of bytes consumed. Read more

pub fn decode_with_depth_limit(limit: u32, input: &[u8 ]) -> Result<T, Error>

Decode Self with the given maximum recursion depth. Read more

impl<T> Downcast for T where
T: Any,

pub fn into_any(self: Box<T, Global>) -> Box<dyn Any + 'static, Global>ⓘ
Notable traits for Box<W, Global>
`impl<W> Write for Box<W, Global> where W: Write + ?Sized, impl<R> Read for Box<R, Global> where R: Read + ?Sized, impl<I, A> Iterator for Box<I, A> where I: Iterator + ?Sized, A: Allocator, type Item = <I as Iterator>::Item;impl<F, A> Future for Box<F, A> where F: Future + Unpin + ?Sized, A: Allocator + 'static, type Output = <F as Future>::Output;`

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait. Read more

pub fn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait. Read more

pub fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s. Read more

pub fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s. Read more

impl<T> DowncastSync for T where
T: Any + Send + Sync,

pub fn into_any_arc(self: Arc<T>) -> Arc<dyn Any + Sync + Send + 'static>

Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait. Read more

impl<T> DynClone for T where
T: Clone,

pub fn __clone_box(&self, Private) -> *mut ()

impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Performs the conversion.

impl<T> FromFFIValue for T where
T: PassBy,

type SelfInstance = T

As Self can be an unsized type, it needs to be represented by a sized type at the host. This SelfInstance is the sized type. Read more

pub fn from_ffi_value(
context: &mut dyn FunctionContext,
arg: <<T as PassBy>::PassBy as RIType>::FFIType
) -> Result<T, String>

Create SelfInstance from the given

impl<T> Instrument for T

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

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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

const: unstable · source

pub fn into(self) -> U

Performs the conversion.

impl<T> IntoFFIValue for T where
T: PassBy,

pub fn into_ffi_value(
self,
context: &mut dyn FunctionContext
) -> Result<<<T as PassBy>::PassBy as RIType>::FFIType, String>

Convert self into a ffi value.

impl<T, Outer> IsWrappedBy<Outer> for T where
Outer: AsRef<T> + AsMut<T> + From<T>,
T: From<Outer>,

pub fn from_ref(outer: &Outer) -> &T

Get a reference to the inner from the outer.

pub fn from_mut(outer: &mut Outer) -> &mut T

Get a mutable reference to the inner from the outer.

impl<T> KeyedVec for T where
T: Codec,

pub fn to_keyed_vec(&self, prepend_key: &[u8 ]) -> Vec<u8, Global>ⓘ
Notable traits for Vec<u8, A>
`impl<A> Write for Vec<u8, A> where A: Allocator,`

Return an encoding of Self prepended by given slice.

impl<T> RIType for T where
T: PassBy,

type FFIType = <<T as PassBy>::PassBy as RIType>::FFIType

The ffi type that is used to represent Self.

impl<T> Same<T> for T

type Output = T

Should always be Self

impl<T> SaturatedConversion for T

fn saturated_from<T>(t: T) -> Self where
Self: UniqueSaturatedFrom<T>,

Convert from a value of T into an equivalent instance of Self. Read more

fn saturated_into<T>(self) -> T where
Self: UniqueSaturatedInto<T>,

Consume self to return an equivalent value of T. Read more

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

pub fn to_owned(&self) -> T

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

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

🔬 This is a nightly-only experimental API. (toowned_clone_into)

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

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

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

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

impl<S, T> UncheckedInto<T> for S where
T: UncheckedFrom<S>,

pub fn unchecked_into(self) -> T

The counterpart to unchecked_from.

impl<T, S> UniqueSaturatedInto<T> for S where
T: Bounded,
S: TryInto<T>,

pub fn unique_saturated_into(self) -> T

Consume self to return an equivalent value of T.

impl<V, T> VZip<V> for T where
V: MultiLane<T>,

pub fn vzip(self) -> V

impl<T> WithSubscriber for T

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

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more

impl<S> Codec for S where
S: Decode + Encode,

impl<T> DeserializeOwned for T where
T: for<'de> Deserialize<'de>,

impl<'_, '_, T> EncodeLike<&'_ &'_ T> for T where
T: Encode,

impl<'_, T> EncodeLike<&'_ T> for T where
T: Encode,

impl<'_, T> EncodeLike<&'_ mut T> for T where
T: Encode,

impl<T> EncodeLike<Arc<T>> for T where
T: Encode,

impl<T> EncodeLike<Box<T, Global>> for T where
T: Encode,

impl<'a, T> EncodeLike<Cow<'a, T>> for T where
T: ToOwned + Encode,

impl<T> EncodeLike<Rc<T>> for T where
T: Encode,

impl<S> FullCodec for S where
S: Decode + FullEncode,

impl<S> FullEncode for S where
S: Encode + EncodeLike<S>,

impl<T> MaybeDebug for T where
T: Debug,

impl<T> MaybeDebug for T where
T: Debug,

impl<T> MaybeHash for T where
T: Hash,

impl<T> MaybeHash for T where
T: Hash,

impl<T> MaybeRefUnwindSafe for T where
T: RefUnwindSafe,

impl<T> MaybeSerialize for T where
T: Serialize,

impl<T> MaybeSerializeDeserialize for T where
T: DeserializeOwned + Serialize,

impl<T> Member for T where
T: 'static + Send + Sync + Debug + Eq + PartialEq<T> + Clone,

impl<T> StaticTypeInfo for T where
T: 'static + TypeInfo,