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 WeierstrassCurve for Secp256k1

const CURVE_KIND: WeierstrassCurveKind

Elliptic curve kind

type ScalarSize = U32

Random 256-bit (32-byte) private scalar

type CompressedPointSize = U33

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

type Asn1SignatureMaxSize = U73

Maximum size of an ASN.1 DER encoded signature

type FixedSignatureSize = U64

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

impl PartialEq<Secp256k1> for Secp256k1

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

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

#[must_use]

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

This method tests for !=.

impl Eq for Secp256k1

impl Ord for Secp256k1

fn cmp(&self, other: &Secp256k1) -> 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

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

Restrict a value to a certain interval.

impl PartialOrd<Secp256k1> for Secp256k1

fn partial_cmp(&self, other: &Secp256k1) -> Option<Ordering>

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

#[must_use]

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

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

#[must_use]

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

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

#[must_use]

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

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

#[must_use]

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 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 Debug for Secp256k1

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

Formats the value using the given formatter.

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 Default for Secp256k1

fn default() -> Secp256k1

Returns the "default value" for a type.