Struct ecdsa::SigningKey

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pub struct SigningKey<C> where
    C: PrimeCurve + ProjectiveArithmetic,
    Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
    SignatureSize<C>: ArrayLength<u8>,  { /* private fields */ }

This is supported on crate feature sign only.

Expand description

ECDSA signing key. Generic over elliptic curves.

Requires an elliptic_curve::ProjectiveArithmetic impl on the curve, and a SignPrimitive impl on its associated Scalar type.

Implementations

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impl<C> SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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pub fn random(rng: impl CryptoRng + RngCore) -> Self

Generate a cryptographically random SigningKey.

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pub fn from_bytes(bytes: &[u8 ]) -> Result<Self>

Initialize signing key from a raw scalar serialized as a byte slice.

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pub fn verifying_key(&self) -> VerifyingKey<C>

This is supported on crate feature verify only.

Get the VerifyingKey which corresponds to this SigningKey

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pub fn to_bytes(&self) -> FieldBytes<C>

Serialize this SigningKey as bytes

Trait Implementations

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impl<C: Clone> Clone for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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fn clone(&self) -> SigningKey<C>

Returns a copy of the value. Read more

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

Performs copy-assignment from source. Read more

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impl<C> ConstantTimeEq for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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fn ct_eq(&self, other: &Self) -> Choice

Determine if two items are equal. Read more

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impl<C> Debug for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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

Formats the value using the given formatter. Read more

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impl<C> DecodePrivateKey for SigningKey<C> where
 C: PrimeCurve + AlgorithmParameters + ProjectiveArithmetic,
 AffinePoint<C>: FromEncodedPoint<C> + ToEncodedPoint<C>,
 FieldSize<C>: ModulusSize,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

This is supported on crate feature pkcs8 only.

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fn from_pkcs8_der(bytes: &[u8 ]) -> Result<Self, Error>

Deserialize PKCS#8 private key from ASN.1 DER-encoded data (binary format). Read more

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fn from_pkcs8_doc(doc: &PrivateKeyDocument) -> Result<Self, Error>

Deserialize PKCS#8 private key from a PrivateKeyDocument.

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fn from_pkcs8_pem(s: &str) -> Result<Self, Error>

Deserialize PKCS#8-encoded private key from PEM. Read more

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impl<C, D> DigestSigner<D, Signature<C>> for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 D: CoreProxy + Digest + FixedOutput<OutputSize = FieldSize<C>>,
 D::Core: BlockSizeUser + BufferKindUser<BufferKind = Eager> + Clone + Default + FixedOutputCore + HashMarker + OutputSizeUser<OutputSize = D::OutputSize>,
 <D::Core as BlockSizeUser>::BlockSize: IsLess<U256>,
 Le<<D::Core as BlockSizeUser>::BlockSize, U256>: NonZero,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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fn try_sign_digest(&self, msg_digest: D) -> Result<Signature<C>>

Sign message prehash using a deterministic ephemeral scalar (k) computed using the algorithm described in RFC 6979 (Section 3.2): https://tools.ietf.org/html/rfc6979#section-3

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fn sign_digest(&self, digest: D) -> S

Sign the given prehashed message Digest, returning a signature. Read more

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impl<C> Drop for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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fn drop(&mut self)

Executes the destructor for this type. Read more

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impl<C> From<&'_ SecretKey<C>> for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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fn from(secret_key: &SecretKey<C>) -> Self

Performs the conversion.

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impl<C> From<&'_ SigningKey<C>> for VerifyingKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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fn from(signing_key: &SigningKey<C>) -> VerifyingKey<C>

Performs the conversion.

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impl<C> From<NonZeroScalar<C>> for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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fn from(secret_scalar: NonZeroScalar<C>) -> Self

Performs the conversion.

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impl<C> From<SecretKey<C>> for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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fn from(secret_key: SecretKey<C>) -> Self

Performs the conversion.

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impl<C> FromStr for SigningKey<C> where
 C: PrimeCurve + AlgorithmParameters + ProjectiveArithmetic,
 AffinePoint<C>: FromEncodedPoint<C> + ToEncodedPoint<C>,
 FieldSize<C>: ModulusSize,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

This is supported on crate feature pem only.

type Err = Error

The associated error which can be returned from parsing.

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fn from_str(s: &str) -> Result<Self>

Parses a string s to return a value of this type. Read more

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impl<C> PartialEq<SigningKey<C>> for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

Constant-time comparison

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fn eq(&self, other: &SigningKey<C>) -> bool

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

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

This method tests for !=.

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impl<C, D> RandomizedDigestSigner<D, Signature<C>> for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 D: CoreProxy + Digest + FixedOutput<OutputSize = FieldSize<C>>,
 D::Core: BlockSizeUser + BufferKindUser<BufferKind = Eager> + Clone + Default + FixedOutputCore + HashMarker + OutputSizeUser<OutputSize = D::OutputSize>,
 <D::Core as BlockSizeUser>::BlockSize: IsLess<U256>,
 Le<<D::Core as BlockSizeUser>::BlockSize, U256>: NonZero,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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fn try_sign_digest_with_rng(
 &self,
 rng: impl CryptoRng + RngCore,
 msg_digest: D
) -> Result<Signature<C>>

Sign message prehash using an ephemeral scalar (k) derived according to a variant of RFC 6979 (Section 3.6) which supplies additional entropy from an RNG.

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fn sign_digest_with_rng(&self, rng: impl CryptoRng + RngCore, digest: D) -> S

Sign the given prehashed message Digest, returning a signature. Read more

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impl<C> RandomizedSigner<Signature<C>> for SigningKey<C> where
 Self: RandomizedDigestSigner<C::Digest, Signature<C>>,
 C: PrimeCurve + ProjectiveArithmetic + DigestPrimitive,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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fn try_sign_with_rng(
 &self,
 rng: impl CryptoRng + RngCore,
 msg: &[u8 ]
) -> Result<Signature<C>>

Attempt to sign the given message, returning a digital signature on success, or an error if something went wrong. Read more

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fn sign_with_rng(&self, rng: impl CryptoRng + RngCore, msg: &[u8 ]) -> S

Sign the given message and return a digital signature

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impl<C> Signer<Signature<C>> for SigningKey<C> where
 Self: DigestSigner<C::Digest, Signature<C>>,
 C: PrimeCurve + ProjectiveArithmetic + DigestPrimitive,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

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fn try_sign(&self, msg: &[u8 ]) -> Result<Signature<C>>

Attempt to sign the given message, returning a digital signature on success, or an error if something went wrong. Read more

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fn sign(&self, msg: &[u8 ]) -> S

Sign the given message and return a digital signature

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impl<C> TryFrom<&'_ [u8 ]> for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

type Error = Error

The type returned in the event of a conversion error.

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fn try_from(bytes: &[u8 ]) -> Result<Self>

Performs the conversion.

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impl<C> TryFrom<PrivateKeyInfo<'_>> for SigningKey<C> where
 C: PrimeCurve + AlgorithmParameters + ProjectiveArithmetic,
 AffinePoint<C>: FromEncodedPoint<C> + ToEncodedPoint<C>,
 FieldSize<C>: ModulusSize,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

This is supported on crate feature pkcs8 only.

type Error = Error

The type returned in the event of a conversion error.

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fn try_from(private_key_info: PrivateKeyInfo<'_>) -> Result<Self>

Performs the conversion.

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impl<C> Eq for SigningKey<C> where
 C: PrimeCurve + ProjectiveArithmetic,
 Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
 SignatureSize<C>: ArrayLength<u8>,

Constant-time comparison

Auto Trait Implementations

impl<C> RefUnwindSafe for SigningKey<C> where
<C as ScalarArithmetic>::Scalar: RefUnwindSafe,

impl<C> Send for SigningKey<C>

impl<C> Sync for SigningKey<C>

impl<C> Unpin for SigningKey<C> where
<C as ScalarArithmetic>::Scalar: Unpin,

impl<C> UnwindSafe for SigningKey<C> where
<C as ScalarArithmetic>::Scalar: UnwindSafe,

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

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pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

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pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> DecodeEcPrivateKey for T where
T: DecodePrivateKey,

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pub fn from_sec1_der(private_key: &[u8 ]) -> Result<T, Error>

Deserialize SEC1 private key from ASN.1 DER-encoded data (binary format). Read more

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fn from_sec1_pem(s: &str) -> Result<Self, Error>

Deserialize SEC1-encoded private key from PEM. Read more

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impl<T> From<T> for T

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pub fn from(t: T) -> T

Performs the conversion.

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impl<T, U> Into for T where
U: From<T>,

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pub fn into(self) -> U

Performs the conversion.

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impl<T> Same<T> for T

type Output = T

Should always be Self

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impl<T, S> SignerMut<S> for T where
T: Signer<S>,
S: Signature,

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pub fn try_sign(&mut self, msg: &[u8 ]) -> Result<S, Error>

Attempt to sign the given message, updating the state, and returning a digital signature on success, or an error if something went wrong. Read more

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fn sign(&mut self, msg: &[u8 ]) -> S

Sign the given message, update the state, and return a digital signature

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impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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pub fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

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pub fn clone_into(&self, target: &mut T)

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

Uses borrowed data to replace owned data, usually by cloning. Read more

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

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pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

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pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct ecdsa::SigningKey

Implementations

impl<C> SigningKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

pub fn random(rng: impl CryptoRng + RngCore) -> Self

pub fn from_bytes(bytes: &[u8]) -> Result<Self>

pub fn verifying_key(&self) -> VerifyingKey<C>

pub fn to_bytes(&self) -> FieldBytes<C>

Trait Implementations

impl<C: Clone> Clone for SigningKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

fn clone(&self) -> SigningKey<C>

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

impl<C> ConstantTimeEq for SigningKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

fn ct_eq(&self, other: &Self) -> Choice

impl<C> Debug for SigningKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

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

fn from_pkcs8_der(bytes: &[u8]) -> Result<Self, Error>

fn from_pkcs8_doc(doc: &PrivateKeyDocument) -> Result<Self, Error>

fn from_pkcs8_pem(s: &str) -> Result<Self, Error>

fn try_sign_digest(&self, msg_digest: D) -> Result<Signature<C>>

fn sign_digest(&self, digest: D) -> S

impl<C> Drop for SigningKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

fn drop(&mut self)

impl<C> From<&'_ SecretKey<C>> for SigningKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

fn from(secret_key: &SecretKey<C>) -> Self

impl<C> From<&'_ SigningKey<C>> for VerifyingKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

fn from(signing_key: &SigningKey<C>) -> VerifyingKey<C>

impl<C> From<NonZeroScalar<C>> for SigningKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

fn from(secret_scalar: NonZeroScalar<C>) -> Self

impl<C> From<SecretKey<C>> for SigningKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

fn from(secret_key: SecretKey<C>) -> Self

type Err = Error

fn from_str(s: &str) -> Result<Self>

impl<C> PartialEq<SigningKey<C>> for SigningKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

fn eq(&self, other: &SigningKey<C>) -> bool

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

fn try_sign_digest_with_rng( &self, rng: impl CryptoRng + RngCore, msg_digest: D) -> Result<Signature<C>>

fn sign_digest_with_rng(&self, rng: impl CryptoRng + RngCore, digest: D) -> S

impl<C> RandomizedSigner<Signature<C>> for SigningKey<C> where Self: RandomizedDigestSigner<C::Digest, Signature<C>>, C: PrimeCurve + ProjectiveArithmetic + DigestPrimitive, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

fn try_sign_with_rng( &self, rng: impl CryptoRng + RngCore, msg: &[u8]) -> Result<Signature<C>>

fn sign_with_rng(&self, rng: impl CryptoRng + RngCore, msg: &[u8]) -> S

impl<C> Signer<Signature<C>> for SigningKey<C> where Self: DigestSigner<C::Digest, Signature<C>>, C: PrimeCurve + ProjectiveArithmetic + DigestPrimitive, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

fn try_sign(&self, msg: &[u8]) -> Result<Signature<C>>

fn sign(&self, msg: &[u8]) -> S

impl<C> TryFrom<&'_ [u8]> for SigningKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

type Error = Error

fn try_from(bytes: &[u8]) -> Result<Self>

type Error = Error

fn try_from(private_key_info: PrivateKeyInfo<'_>) -> Result<Self>

impl<C> Eq for SigningKey<C> where C: PrimeCurve + ProjectiveArithmetic, Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>, SignatureSize<C>: ArrayLength<u8>,

Auto Trait Implementations

impl<C> RefUnwindSafe for SigningKey<C> where <C as ScalarArithmetic>::Scalar: RefUnwindSafe,

impl<C> Send for SigningKey<C>

impl<C> Sync for SigningKey<C>

impl<C> Unpin for SigningKey<C> where <C as ScalarArithmetic>::Scalar: Unpin,

impl<C> UnwindSafe for SigningKey<C> where <C as ScalarArithmetic>::Scalar: UnwindSafe,

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> DecodeEcPrivateKey for T where T: DecodePrivateKey,

pub fn from_sec1_der(private_key: &[u8]) -> Result<T, Error>

fn from_sec1_pem(s: &str) -> Result<Self, Error>

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

pub fn into(self) -> U

impl<T> Same<T> for T

type Output = T

impl<T, S> SignerMut<S> for T where T: Signer<S>, S: Signature,

pub fn try_sign(&mut self, msg: &[u8]) -> Result<S, Error>

fn sign(&mut self, msg: &[u8]) -> S

impl<T> ToOwned for T where T: Clone,

type Owned = T

pub fn to_owned(&self) -> T

pub fn clone_into(&self, target: &mut T)

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

impl<C> SigningKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

pub fn from_bytes(bytes: &[u8 ]) -> Result<Self>

impl<C: Clone> Clone for SigningKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

impl<C> ConstantTimeEq for SigningKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

impl<C> Debug for SigningKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

fn from_pkcs8_der(bytes: &[u8 ]) -> Result<Self, Error>

impl<C> Drop for SigningKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

impl<C> From<&'_ SecretKey<C>> for SigningKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

impl<C> From<&'_ SigningKey<C>> for VerifyingKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

impl<C> From<NonZeroScalar<C>> for SigningKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

impl<C> From<SecretKey<C>> for SigningKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

impl<C> PartialEq<SigningKey<C>> for SigningKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

fn try_sign_digest_with_rng(
&self,
rng: impl CryptoRng + RngCore,
msg_digest: D
) -> Result<Signature<C>>

impl<C> RandomizedSigner<Signature<C>> for SigningKey<C> where
Self: RandomizedDigestSigner<C::Digest, Signature<C>>,
C: PrimeCurve + ProjectiveArithmetic + DigestPrimitive,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

fn try_sign_with_rng(
&self,
rng: impl CryptoRng + RngCore,
msg: &[u8 ]
) -> Result<Signature<C>>

fn sign_with_rng(&self, rng: impl CryptoRng + RngCore, msg: &[u8 ]) -> S

impl<C> Signer<Signature<C>> for SigningKey<C> where
Self: DigestSigner<C::Digest, Signature<C>>,
C: PrimeCurve + ProjectiveArithmetic + DigestPrimitive,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

fn try_sign(&self, msg: &[u8 ]) -> Result<Signature<C>>

fn sign(&self, msg: &[u8 ]) -> S

impl<C> TryFrom<&'_ [u8 ]> for SigningKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

fn try_from(bytes: &[u8 ]) -> Result<Self>

impl<C> Eq for SigningKey<C> where
C: PrimeCurve + ProjectiveArithmetic,
Scalar<C>: Invert<Output = CtOption<Scalar<C>>> + Reduce<C::UInt> + SignPrimitive<C>,
SignatureSize<C>: ArrayLength<u8>,

impl<C> RefUnwindSafe for SigningKey<C> where
<C as ScalarArithmetic>::Scalar: RefUnwindSafe,

impl<C> Unpin for SigningKey<C> where
<C as ScalarArithmetic>::Scalar: Unpin,

impl<C> UnwindSafe for SigningKey<C> where
<C as ScalarArithmetic>::Scalar: UnwindSafe,

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T> DecodeEcPrivateKey for T where
T: DecodePrivateKey,

pub fn from_sec1_der(private_key: &[u8 ]) -> Result<T, Error>

impl<T, U> Into<U> for T where
U: From<T>,

impl<T, S> SignerMut<S> for T where
T: Signer<S>,
S: Signature,

pub fn try_sign(&mut self, msg: &[u8 ]) -> Result<S, Error>

fn sign(&mut self, msg: &[u8 ]) -> S

impl<T> ToOwned for T where
T: Clone,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,