Trait cypher::EcSig

pub trait EcSig: Clone + Eq + Sized + Send + AsRef<[u8]> + Debug + MultiDisplay<Encoding> {
    type Pk: EcPk;
    type Compressed: Copy + Sized + Send + AsRef<[u8]>;

    const COMPRESSED_LEN: usize;

    // Required methods
    fn to_sig_compressed(&self) -> Self::Compressed;
    fn from_sig_compressed(sig: Self::Compressed) -> Result<Self, EcSigInvalid>;
    fn from_sig_compressed_slice(slice: &[u8]) -> Result<Self, EcSigInvalid>;
    fn verify(
        &self,
        pk: &Self::Pk,
        msg: impl AsRef<[u8]>
    ) -> Result<(), EcVerifyError>;
}

Marker trait for elliptic-curve based signatures

Required Associated Types

type Pk: EcPk

type Compressed: Copy + Sized + Send + AsRef<[u8]>

Required Associated Constants

const COMPRESSED_LEN: usize

Required Methods

fn to_sig_compressed(&self) -> Self::Compressed

fn from_sig_compressed(sig: Self::Compressed) -> Result<Self, EcSigInvalid>

fn from_sig_compressed_slice(slice: &[u8]) -> Result<Self, EcSigInvalid>

fn verify( &self, pk: &Self::Pk, msg: impl AsRef<[u8]> ) -> Result<(), EcVerifyError>

Object Safety

This trait is not object safe.

Implementations on Foreign Types

impl EcSig for Signature

Available on crate feature ed25519 only.

const COMPRESSED_LEN: usize = 64usize

type Pk = PublicKey

type Compressed = [u8; 64]

fn to_sig_compressed(&self) -> Self::Compressed

fn from_sig_compressed(sig: Self::Compressed) -> Result<Self, EcSigInvalid>

fn from_sig_compressed_slice(slice: &[u8]) -> Result<Self, EcSigInvalid>

fn verify( &self, pk: &Self::Pk, msg: impl AsRef<[u8]> ) -> Result<(), EcVerifyError>

Implementors

impl EcSig for cypher::ed25519::Signature

Available on crate feature ed25519 only.

const COMPRESSED_LEN: usize = 64usize

type Pk = PublicKey

type Compressed = [u8; 64]