Struct k256::ecdsa::VerifyingKey

pub struct VerifyingKey { /* fields omitted */ }

This is supported on crate features ecdsa-core and ecdsa only.

ECDSA/secp256k1 verification key (i.e. public key)

Implementations

impl VerifyingKey

pub fn from_sec1_bytes(bytes: &[u8]) -> Result<Self, Error>

Initialize VerifyingKey from a SEC1-encoded public key.

pub fn from_encoded_point(public_key: &EncodedPoint) -> Result<Self, Error>

Initialize VerifyingKey from a SEC1 EncodedPoint.

pub fn to_bytes(&self) -> CompressedPoint

Serialize this VerifyingKey as a SEC1-encoded bytestring (with point compression applied)

Trait Implementations

impl Clone for VerifyingKey

fn clone(&self) -> VerifyingKey

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for VerifyingKey

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

Formats the value using the given formatter.

impl<D> DigestVerifier<D, Signature<Secp256k1>> for VerifyingKey where
    D: Digest<OutputSize = U32>, 

fn verify_digest(&self, digest: D, signature: &Signature) -> Result<(), Error>

Verify the signature against the given [Digest] output.

impl<D> DigestVerifier<D, Signature> for VerifyingKey where
    D: Digest<OutputSize = U32>, 

fn verify_digest(&self, digest: D, signature: &Signature) -> Result<(), Error>

Verify the signature against the given [Digest] output.

impl From<&'_ AffinePoint> for VerifyingKey

fn from(affine_point: &AffinePoint) -> VerifyingKey

Performs the conversion.

impl From<&'_ PublicKey<Secp256k1>> for VerifyingKey

fn from(public_key: &PublicKey) -> VerifyingKey

Performs the conversion.

impl From<&'_ SigningKey> for VerifyingKey

fn from(signing_key: &SigningKey) -> VerifyingKey

Performs the conversion.

impl From<&'_ VerifyingKey> for PublicKey

fn from(verifying_key: &VerifyingKey) -> PublicKey

Performs the conversion.

impl From<&'_ VerifyingKey> for EncodedPoint

fn from(verify_key: &VerifyingKey) -> EncodedPoint

Performs the conversion.

impl From<PublicKey<Secp256k1>> for VerifyingKey

fn from(public_key: PublicKey) -> VerifyingKey

Performs the conversion.

impl From<SigningKey> for VerifyingKey

fn from(signing_key: SigningKey) -> VerifyingKey

Performs the conversion.

impl From<VerifyingKey> for PublicKey

fn from(verifying_key: VerifyingKey) -> PublicKey

Performs the conversion.

impl FromPublicKey for VerifyingKey

This is supported on crate feature pkcs8 only.

fn from_spki(spki: SubjectPublicKeyInfo<'_>) -> Result<Self>

Parse SubjectPublicKeyInfo into a public key object.

fn from_public_key_der(bytes: &[u8]) -> Result<Self, Error>

Deserialize object from ASN.1 DER-encoded SubjectPublicKeyInfo (binary format).

impl Ord for VerifyingKey

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

This method returns an Ordering between self and other.

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

Compares and returns the maximum of two values.

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

Compares and returns the minimum of two values.

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

Restrict a value to a certain interval.

impl PartialEq<VerifyingKey> for VerifyingKey

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

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

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

This method tests for !=.

impl PartialOrd<VerifyingKey> for VerifyingKey

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

This method returns an ordering between self and other values if one exists.

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

This method tests less than (for self and other) and is used by the < operator.

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

This method tests less than or equal to (for self and other) and is used by the <= operator.

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

This method tests greater than (for self and other) and is used by the > operator.

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

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

impl ToEncodedPoint<Secp256k1> for VerifyingKey

fn to_encoded_point(&self, compress: bool) -> EncodedPoint

Serialize this value as a SEC1 EncodedPoint, optionally applying point compression.

impl TryFrom<&'_ EncodedPoint<Secp256k1>> for VerifyingKey

type Error = Error

The type returned in the event of a conversion error.

fn try_from(encoded_point: &EncodedPoint) -> Result<Self, Error>

Performs the conversion.

impl<S> Verifier<S> for VerifyingKey where
    S: PrehashSignature,
    Self: DigestVerifier<S::Digest, S>, 

fn verify(&self, msg: &[u8], signature: &S) -> Result<(), Error>

Use Self to verify that the provided signature for a given message bytestring is authentic.

impl Copy for VerifyingKey

impl Eq for VerifyingKey

impl StructuralEq for VerifyingKey

impl StructuralPartialEq for VerifyingKey