Struct sp_core::bandersnatch::ring_vrf::RingContext

pub struct RingContext(_);

Context used to produce ring signatures.

Implementations

impl RingContext

pub fn new_testing() -> Self

Build an dummy instance used for testing purposes.

pub fn max_keyset_size(&self) -> usize

Get the keyset max size.

pub fn prover( &self, public_keys: &[Public], public_idx: usize ) -> Option<RingProver>

Get ring prover for the key at index public_idx in the public_keys set.

pub fn verifier(&self, public_keys: &[Public]) -> Option<RingVerifier>

Get ring verifier for the public_keys set.

Trait Implementations

impl Clone for RingContext

fn clone(&self) -> RingContext

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Decode for RingContext

fn decode<R: Input>(i: &mut R) -> Result<Self, Error>

Attempt to deserialise the value from input.

fn decode_into<I>( input: &mut I, dst: &mut MaybeUninit<Self> ) -> Result<DecodeFinished, Error>where I: Input,

Attempt to deserialize the value from input into a pre-allocated piece of memory.

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

Attempt to skip the encoded value from input.

fn encoded_fixed_size() -> Option<usize>

Returns the fixed encoded size of the type.

impl Encode for RingContext

fn encode(&self) -> Vec<u8>

Convert self to an owned vector.

fn size_hint(&self) -> usize

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

fn encode_to<T>(&self, dest: &mut T)where T: Output + ?Sized,

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

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

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

fn encoded_size(&self) -> usize

Calculates the encoded size.

impl MaxEncodedLen for RingContext

fn max_encoded_len() -> usize

Upper bound, in bytes, of the maximum encoded size of this item.

impl TypeInfo for RingContext

type Identity = [u8; 147752]

The type identifying for which type info is provided.

fn type_info() -> Type

Returns the static type identifier for Self.