Struct signatory::ecdsa::curve::secp256k1::Secp256k1

pub struct Secp256k1;

The secp256k1 elliptic curve: y² = x³ + 7 over a ~256-bit prime field

Trait Implementations

impl Copy for Secp256k1

impl Clone for Secp256k1

fn clone(&self) -> Secp256k1

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Secp256k1

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

Formats the value using the given formatter.

impl Default for Secp256k1

fn default() -> Secp256k1

Returns the "default value" for a type.

impl Eq for Secp256k1

impl PartialEq for Secp256k1

fn eq(&self, other: &Secp256k1) -> bool

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

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

This method tests for !=.

impl Hash for Secp256k1

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

Feeds this value into the given [Hasher].

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

Feeds a slice of this type into the given [Hasher].

impl WeierstrassCurve for Secp256k1

const CURVE_KIND: WeierstrassCurveKind

CURVE_KIND: WeierstrassCurveKind = WeierstrassCurveKind::Secp256k1

Elliptic curve kind

type PrivateScalarSize = U32

Random 256-bit (32-byte) private scalar

type CompressedPointSize = U33

Size of a compressed elliptic curve point serialized using Octet-String-to-Elliptic-Curve-Point encoding

type UntaggedPointSize = U64

Size of a raw uncompressed elliptic curve point sans the 0x04 tag byte added in the UncompressedPointSize value.

type UncompressedPointSize = U65

Size of a raw uncompressed elliptic curve point (i.e sans the 0x04 tag added by Octet-String-to-Elliptic-Curve-Point encoding)

type DERSignatureMaxSize = U73

Maximum size of an ASN.1 DER encoded signature

type FixedSignatureSize = U64

Concatenated r || s values (32-bytes each)

impl Signer<Secp256k1> for ECDSASigner

fn public_key(&self) -> Result<PublicKey, Error>

Return the public key that corresponds to the private key for this signer

impl RawDigestDERSigner<Secp256k1> for ECDSASigner

fn sign_digest_der(     &self,     msg: &GenericArray<u8, U32> ) -> Result<DERSignature, Error>

Compute an ASN.1 DER-encoded signature of the given 32-byte SHA-256 digest

impl RawDigestFixedSigner<Secp256k1> for ECDSASigner

fn sign_digest_fixed(     &self,     msg: &GenericArray<u8, U32> ) -> Result<FixedSignature, Error>

Compute a compact, fixed-sized signature of the given 32-byte SHA-256 digest

impl SHA256DERSigner<Secp256k1> for ECDSASigner

fn sign_sha256_der(&self, msg: &[u8]) -> Result<DERSignature, Error>

Compute an ASN.1 DER-encoded ECDSA signature for the SHA-256 digest of the given message.

impl SHA256FixedSigner<Secp256k1> for ECDSASigner

fn sign_sha256_fixed(&self, msg: &[u8]) -> Result<FixedSignature, Error>

Compute a compact, fixed-width ECDSA signature for the SHA-256 digest of the given message.

impl RawDigestDERVerifier<Secp256k1> for ECDSAVerifier

fn verify_digest_der_signature(     key: &PublicKey,     msg: &GenericArray<u8, U32>,     signature: &DERSignature ) -> Result<(), Error>

Verify an ASN.1 DER-encoded ECDSA signature against the given public key

impl RawDigestFixedVerifier<Secp256k1> for ECDSAVerifier

fn verify_digest_fixed_signature(     key: &PublicKey,     msg: &GenericArray<u8, U32>,     signature: &FixedSignature ) -> Result<(), Error>

Verify a fixed-sized (a.k.a. "compact") ECDSA signature against the given public key