Struct k256::ecdsa::SigningKey

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pub struct SigningKey { /* private fields */ }

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

Expand description

ECDSA/secp256k1 signing key

Implementations

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impl SigningKey

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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, Error>

Initialize SigningKey from a raw scalar value (big endian).

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pub fn verifying_key(&self) -> VerifyingKey

Get the VerifyingKey which corresponds to this SigningKey.

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pub fn to_bytes(&self) -> FieldBytes

Serialize this SigningKey as bytes

Trait Implementations

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impl Clone for SigningKey

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fn clone(&self) -> SigningKey

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 ConstantTimeEq for SigningKey

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

Determine if two items are equal. Read more

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impl Debug for SigningKey

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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 DecodePrivateKey for SigningKey

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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impl<D> DigestSigner<D, Signature<Secp256k1>> for SigningKey where
 D: CoreProxy + Digest + FixedOutput<OutputSize = U32>,
 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,

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

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

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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<D> DigestSigner<D, Signature> for SigningKey where
 D: CoreProxy + Digest + FixedOutput<OutputSize = U32>,
 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,

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

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

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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 Drop for SigningKey

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fn drop(&mut self)

Executes the destructor for this type. Read more

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impl From<&'_ NonZeroScalar<Secp256k1>> for SigningKey

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fn from(secret_scalar: &NonZeroScalar) -> Self

Performs the conversion.

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impl From<&'_ SecretKey<Secp256k1>> for SigningKey

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fn from(secret_key: &SecretKey) -> SigningKey

Performs the conversion.

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impl From<&'_ SigningKey> for SecretKey

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fn from(signing_key: &SigningKey) -> SecretKey

Performs the conversion.

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impl From<&'_ SigningKey> for VerifyingKey

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fn from(signing_key: &SigningKey) -> VerifyingKey

Performs the conversion.

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impl From<NonZeroScalar<Secp256k1>> for SigningKey

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fn from(secret_scalar: NonZeroScalar) -> Self

Performs the conversion.

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impl From<SecretKey<Secp256k1>> for SigningKey

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fn from(secret_key: SecretKey) -> SigningKey

Performs the conversion.

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impl From<SigningKey> for SecretKey

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fn from(signing_key: SigningKey) -> SecretKey

Performs the conversion.

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impl From<SigningKey> for VerifyingKey

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fn from(signing_key: SigningKey) -> VerifyingKey

Performs the conversion.

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impl PartialEq<SigningKey> for SigningKey

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

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

1.0.0 · source

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

This method tests for !=.

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impl<D> RandomizedDigestSigner<D, Signature<Secp256k1>> for SigningKey where
 D: CoreProxy + Digest + FixedOutput<OutputSize = U32>,
 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,

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

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

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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<D> RandomizedDigestSigner<D, Signature> for SigningKey where
 D: CoreProxy + Digest + FixedOutput<OutputSize = U32>,
 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,

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

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

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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<S> RandomizedSigner<S> for SigningKey where
S: PrehashSignature,
Self: RandomizedDigestSigner<S::Digest, S>,

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

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<S> Signer<S> for SigningKey where
S: PrehashSignature,
Self: DigestSigner<S::Digest, S>,

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

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 TryFrom<PrivateKeyInfo<'_>> for SigningKey

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 Eq for SigningKey

Auto Trait Implementations

impl RefUnwindSafe for SigningKey

impl Send for SigningKey

impl Sync for SigningKey

impl Unpin for SigningKey

impl UnwindSafe for SigningKey

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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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 k256::ecdsa::SigningKey

Implementations

impl SigningKey

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

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

pub fn verifying_key(&self) -> VerifyingKey

pub fn to_bytes(&self) -> FieldBytes

Trait Implementations

impl Clone for SigningKey

fn clone(&self) -> SigningKey

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

impl ConstantTimeEq for SigningKey

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

impl Debug for SigningKey

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

impl DecodePrivateKey for SigningKey

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

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

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

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

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

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

impl Drop for SigningKey

fn drop(&mut self)

impl From<&'_ NonZeroScalar<Secp256k1>> for SigningKey

fn from(secret_scalar: &NonZeroScalar) -> Self

impl From<&'_ SecretKey<Secp256k1>> for SigningKey

fn from(secret_key: &SecretKey) -> SigningKey

impl From<&'_ SigningKey> for SecretKey

fn from(signing_key: &SigningKey) -> SecretKey

impl From<&'_ SigningKey> for VerifyingKey

fn from(signing_key: &SigningKey) -> VerifyingKey

impl From<NonZeroScalar<Secp256k1>> for SigningKey

fn from(secret_scalar: NonZeroScalar) -> Self

impl From<SecretKey<Secp256k1>> for SigningKey

fn from(secret_key: SecretKey) -> SigningKey

impl From<SigningKey> for SecretKey

fn from(signing_key: SigningKey) -> SecretKey

impl From<SigningKey> for VerifyingKey

fn from(signing_key: SigningKey) -> VerifyingKey

impl PartialEq<SigningKey> for SigningKey

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

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

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

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

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

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

impl<S> RandomizedSigner<S> for SigningKey where S: PrehashSignature, Self: RandomizedDigestSigner<S::Digest, S>,

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

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

impl<S> Signer<S> for SigningKey where S: PrehashSignature, Self: DigestSigner<S::Digest, S>,

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

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

impl TryFrom<PrivateKeyInfo<'_>> for SigningKey

type Error = Error

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

impl Eq for SigningKey

Auto Trait Implementations

impl RefUnwindSafe for SigningKey

impl Send for SigningKey

impl Sync for SigningKey

impl Unpin for SigningKey

impl UnwindSafe for SigningKey

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>

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>

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

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

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

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

impl<S> RandomizedSigner<S> for SigningKey where
S: PrehashSignature,
Self: RandomizedDigestSigner<S::Digest, S>,

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

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

impl<S> Signer<S> for SigningKey where
S: PrehashSignature,
Self: DigestSigner<S::Digest, S>,

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

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

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>,