Struct k256::ecdsa::recoverable::Signature [−][src]
pub struct Signature { /* fields omitted */ }
ecdsa-core
only.Ethereum-style “recoverable signatures” which allow for the recovery of
the signer’s VerifyingKey
from the signature itself.
This format consists of Signature
followed by a 1-byte recovery Id
(65-bytes total):
r
: 32-byte integer, big endians
: 32-byte integer, big endianv
: 1-byte recoveryId
Implementations
impl Signature
[src]
impl Signature
[src]pub fn new(signature: &Signature, recovery_id: Id) -> Result<Self, Error>
[src]
Create a new recoverable ECDSA/secp256k1 signature from a regular
fixed-size signature and an associated recovery Id
.
This is an “unchecked” conversion and assumes the provided Id
is valid for this signature.
pub fn recovery_id(self) -> Id
[src]
Get the recovery Id
for this signature
pub fn from_trial_recovery(
public_key: &VerifyingKey,
msg: &[u8],
signature: &Signature
) -> Result<Self, Error>
[src]
public_key: &VerifyingKey,
msg: &[u8],
signature: &Signature
) -> Result<Self, Error>
ecdsa
and keccak256
only.Given a public key, message, and signature, use trial recovery to determine if a suitable recovery ID exists, or return an error otherwise.
Assumes Keccak256 as the message digest function. Use
Signature::from_digest_trial_recovery
to support other
digest functions.
pub fn from_digest_trial_recovery<D>(
public_key: &VerifyingKey,
digest: D,
signature: &Signature
) -> Result<Self, Error> where
D: Clone + Digest<OutputSize = U32>,
[src]
public_key: &VerifyingKey,
digest: D,
signature: &Signature
) -> Result<Self, Error> where
D: Clone + Digest<OutputSize = U32>,
ecdsa
only.Given a public key, message digest, and signature, use trial recovery to determine if a suitable recovery ID exists, or return an error otherwise.
pub fn recover_verify_key(&self, msg: &[u8]) -> Result<VerifyingKey, Error>
[src]
ecdsa
and keccak256
only.Recover the public key used to create the given signature as a
VerifyingKey
.
pub fn recover_verify_key_from_digest<D>(
&self,
msg_digest: D
) -> Result<VerifyingKey, Error> where
D: Digest<OutputSize = U32>,
[src]
&self,
msg_digest: D
) -> Result<VerifyingKey, Error> where
D: Digest<OutputSize = U32>,
ecdsa
only.Recover the public key used to create the given signature as a
VerifyingKey
from the provided precomputed [Digest
].
pub fn recover_verify_key_from_digest_bytes(
&self,
digest_bytes: &FieldBytes
) -> Result<VerifyingKey, Error>
[src]
&self,
digest_bytes: &FieldBytes
) -> Result<VerifyingKey, Error>
ecdsa
only.Recover the public key used to create the given signature as a
VerifyingKey
from the raw bytes of a message digest.
pub fn r(&self) -> NonZeroScalar
[src]
ecdsa
only.Parse the r
component of this signature to a NonZeroScalar
pub fn s(&self) -> NonZeroScalar
[src]
ecdsa
only.Parse the s
component of this signature to a NonZeroScalar
Trait Implementations
impl<D> DigestSigner<D, Signature> for SigningKey where
D: BlockInput + FixedOutput<OutputSize = U32> + Clone + Default + Reset + Update,
[src]
impl<D> DigestSigner<D, Signature> for SigningKey where
D: BlockInput + FixedOutput<OutputSize = U32> + Clone + Default + Reset + Update,
[src]fn try_sign_digest(&self, digest: D) -> Result<Signature, Error>
[src]
pub fn sign_digest(&self, digest: D) -> S
[src]
impl<D> DigestVerifier<D, Signature> for VerifyingKey where
D: Digest<OutputSize = U32>,
[src]
impl<D> DigestVerifier<D, Signature> for VerifyingKey where
D: Digest<OutputSize = U32>,
[src]impl PrehashSignature for Signature
[src]
impl PrehashSignature for Signature
[src]impl<D> RandomizedDigestSigner<D, Signature> for SigningKey where
D: BlockInput + FixedOutput<OutputSize = U32> + Clone + Default + Reset + Update,
[src]
impl<D> RandomizedDigestSigner<D, Signature> for SigningKey where
D: BlockInput + FixedOutput<OutputSize = U32> + Clone + Default + Reset + Update,
[src]Auto Trait Implementations
impl RefUnwindSafe for Signature
impl RefUnwindSafe for Signature
impl UnwindSafe for Signature
impl UnwindSafe for Signature
Blanket Implementations
impl<A, T> AsBits<T> for A where
T: BitStore + BitRegister,
A: AsRef<[T]>,
impl<A, T> AsBits<T> for A where
T: BitStore + BitRegister,
A: AsRef<[T]>,
pub fn as_bits<O>(&self) -> &BitSlice<O, T> where
O: BitOrder,
O: BitOrder,
impl<T> FmtForward for T
impl<T> FmtForward for T
pub fn fmt_binary(self) -> FmtBinary<Self> where
Self: Binary,
Self: Binary,
pub fn fmt_display(self) -> FmtDisplay<Self> where
Self: Display,
Self: Display,
pub fn fmt_lower_exp(self) -> FmtLowerExp<Self> where
Self: LowerExp,
Self: LowerExp,
pub fn fmt_lower_hex(self) -> FmtLowerHex<Self> where
Self: LowerHex,
Self: LowerHex,
pub fn fmt_octal(self) -> FmtOctal<Self> where
Self: Octal,
Self: Octal,
pub fn fmt_pointer(self) -> FmtPointer<Self> where
Self: Pointer,
Self: Pointer,
pub fn fmt_upper_exp(self) -> FmtUpperExp<Self> where
Self: UpperExp,
Self: UpperExp,
pub fn fmt_upper_hex(self) -> FmtUpperHex<Self> where
Self: UpperHex,
Self: UpperHex,
impl<T> Pipe for T where
T: ?Sized,
impl<T> Pipe for T where
T: ?Sized,
pub fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R
pub fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R where
R: 'a,
R: 'a,
pub fn pipe_ref_mut<'a, R>(
&'a mut self,
func: impl FnOnce(&'a mut Self) -> R
) -> R where
R: 'a,
&'a mut self,
func: impl FnOnce(&'a mut Self) -> R
) -> R where
R: 'a,
pub fn pipe_borrow<'a, B, R>(&'a self, func: impl FnOnce(&'a B) -> R) -> R where
Self: Borrow<B>,
R: 'a,
B: 'a + ?Sized,
Self: Borrow<B>,
R: 'a,
B: 'a + ?Sized,
pub fn pipe_borrow_mut<'a, B, R>(
&'a mut self,
func: impl FnOnce(&'a mut B) -> R
) -> R where
Self: BorrowMut<B>,
R: 'a,
B: 'a + ?Sized,
&'a mut self,
func: impl FnOnce(&'a mut B) -> R
) -> R where
Self: BorrowMut<B>,
R: 'a,
B: 'a + ?Sized,
pub fn pipe_as_ref<'a, U, R>(&'a self, func: impl FnOnce(&'a U) -> R) -> R where
Self: AsRef<U>,
R: 'a,
U: 'a + ?Sized,
Self: AsRef<U>,
R: 'a,
U: 'a + ?Sized,
pub fn pipe_as_mut<'a, U, R>(
&'a mut self,
func: impl FnOnce(&'a mut U) -> R
) -> R where
Self: AsMut<U>,
R: 'a,
U: 'a + ?Sized,
&'a mut self,
func: impl FnOnce(&'a mut U) -> R
) -> R where
Self: AsMut<U>,
R: 'a,
U: 'a + ?Sized,
pub fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
Self: Deref<Target = T>,
R: 'a,
T: 'a + ?Sized,
Self: Deref<Target = T>,
R: 'a,
T: 'a + ?Sized,
pub fn pipe_deref_mut<'a, T, R>(
&'a mut self,
func: impl FnOnce(&'a mut T) -> R
) -> R where
Self: DerefMut<Target = T> + Deref,
R: 'a,
T: 'a + ?Sized,
&'a mut self,
func: impl FnOnce(&'a mut T) -> R
) -> R where
Self: DerefMut<Target = T> + Deref,
R: 'a,
T: 'a + ?Sized,
impl<T> PipeAsRef for T
impl<T> PipeAsRef for T
pub fn pipe_as_ref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
Self: AsRef<T>,
R: 'a,
T: 'a,
Self: AsRef<T>,
R: 'a,
T: 'a,
pub fn pipe_as_mut<'a, T, R>(
&'a mut self,
func: impl FnOnce(&'a mut T) -> R
) -> R where
Self: AsMut<T>,
R: 'a,
T: 'a,
&'a mut self,
func: impl FnOnce(&'a mut T) -> R
) -> R where
Self: AsMut<T>,
R: 'a,
T: 'a,
impl<T> PipeBorrow for T
impl<T> PipeBorrow for T
pub fn pipe_borrow<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
Self: Borrow<T>,
R: 'a,
T: 'a,
Self: Borrow<T>,
R: 'a,
T: 'a,
pub fn pipe_borrow_mut<'a, T, R>(
&'a mut self,
func: impl FnOnce(&'a mut T) -> R
) -> R where
Self: BorrowMut<T>,
R: 'a,
T: 'a,
&'a mut self,
func: impl FnOnce(&'a mut T) -> R
) -> R where
Self: BorrowMut<T>,
R: 'a,
T: 'a,
impl<T> PipeDeref for T
impl<T> PipeDeref for T
pub fn pipe_deref<'a, R>(
&'a self,
func: impl FnOnce(&'a Self::Target) -> R
) -> R where
Self: Deref,
R: 'a,
&'a self,
func: impl FnOnce(&'a Self::Target) -> R
) -> R where
Self: Deref,
R: 'a,
pub fn pipe_deref_mut<'a, R>(
&'a mut self,
func: impl FnOnce(&'a mut Self::Target) -> R
) -> R where
Self: DerefMut,
R: 'a,
&'a mut self,
func: impl FnOnce(&'a mut Self::Target) -> R
) -> R where
Self: DerefMut,
R: 'a,
impl<T> Same<T> for T
impl<T> Same<T> for T
type Output = T
Should always be Self
impl<T> Tap for T
impl<T> Tap for T
pub fn tap(self, func: impl FnOnce(&Self)) -> Self
pub fn tap_mut(self, func: impl FnOnce(&mut Self)) -> Self
pub fn tap_borrow<B>(self, func: impl FnOnce(&B)) -> Self where
Self: Borrow<B>,
B: ?Sized,
Self: Borrow<B>,
B: ?Sized,
pub fn tap_borrow_mut<B>(self, func: impl FnOnce(&mut B)) -> Self where
Self: BorrowMut<B>,
B: ?Sized,
Self: BorrowMut<B>,
B: ?Sized,
pub fn tap_ref<R>(self, func: impl FnOnce(&R)) -> Self where
Self: AsRef<R>,
R: ?Sized,
Self: AsRef<R>,
R: ?Sized,
pub fn tap_ref_mut<R>(self, func: impl FnOnce(&mut R)) -> Self where
Self: AsMut<R>,
R: ?Sized,
Self: AsMut<R>,
R: ?Sized,
pub fn tap_deref<T>(self, func: impl FnOnce(&T)) -> Self where
Self: Deref<Target = T>,
T: ?Sized,
Self: Deref<Target = T>,
T: ?Sized,
pub fn tap_deref_mut<T>(self, func: impl FnOnce(&mut T)) -> Self where
Self: DerefMut<Target = T> + Deref,
T: ?Sized,
Self: DerefMut<Target = T> + Deref,
T: ?Sized,
pub fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self
pub fn tap_mut_dbg(self, func: impl FnOnce(&mut Self)) -> Self
pub fn tap_borrow_dbg<B>(self, func: impl FnOnce(&B)) -> Self where
Self: Borrow<B>,
B: ?Sized,
Self: Borrow<B>,
B: ?Sized,
pub fn tap_borrow_mut_dbg<B>(self, func: impl FnOnce(&mut B)) -> Self where
Self: BorrowMut<B>,
B: ?Sized,
Self: BorrowMut<B>,
B: ?Sized,
pub fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Self where
Self: AsRef<R>,
R: ?Sized,
Self: AsRef<R>,
R: ?Sized,
pub fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Self where
Self: AsMut<R>,
R: ?Sized,
Self: AsMut<R>,
R: ?Sized,
pub fn tap_deref_dbg<T>(self, func: impl FnOnce(&T)) -> Self where
Self: Deref<Target = T>,
T: ?Sized,
Self: Deref<Target = T>,
T: ?Sized,
pub fn tap_deref_mut_dbg<T>(self, func: impl FnOnce(&mut T)) -> Self where
Self: DerefMut<Target = T> + Deref,
T: ?Sized,
Self: DerefMut<Target = T> + Deref,
T: ?Sized,
impl<T, U> TapAsRef<U> for T where
U: ?Sized,
impl<T, U> TapAsRef<U> for T where
U: ?Sized,
pub fn tap_ref<F, R>(self, func: F) -> Self where
Self: AsRef<T>,
F: FnOnce(&T) -> R,
Self: AsRef<T>,
F: FnOnce(&T) -> R,
pub fn tap_ref_dbg<F, R>(self, func: F) -> Self where
Self: AsRef<T>,
F: FnOnce(&T) -> R,
Self: AsRef<T>,
F: FnOnce(&T) -> R,
pub fn tap_ref_mut<F, R>(self, func: F) -> Self where
Self: AsMut<T>,
F: FnOnce(&mut T) -> R,
Self: AsMut<T>,
F: FnOnce(&mut T) -> R,
pub fn tap_ref_mut_dbg<F, R>(self, func: F) -> Self where
Self: AsMut<T>,
F: FnOnce(&mut T) -> R,
Self: AsMut<T>,
F: FnOnce(&mut T) -> R,
impl<T, U> TapBorrow<U> for T where
U: ?Sized,
impl<T, U> TapBorrow<U> for T where
U: ?Sized,
pub fn tap_borrow<F, R>(self, func: F) -> Self where
Self: Borrow<T>,
F: FnOnce(&T) -> R,
Self: Borrow<T>,
F: FnOnce(&T) -> R,
pub fn tap_borrow_dbg<F, R>(self, func: F) -> Self where
Self: Borrow<T>,
F: FnOnce(&T) -> R,
Self: Borrow<T>,
F: FnOnce(&T) -> R,
pub fn tap_borrow_mut<F, R>(self, func: F) -> Self where
Self: BorrowMut<T>,
F: FnOnce(&mut T) -> R,
Self: BorrowMut<T>,
F: FnOnce(&mut T) -> R,
pub fn tap_borrow_mut_dbg<F, R>(self, func: F) -> Self where
Self: BorrowMut<T>,
F: FnOnce(&mut T) -> R,
Self: BorrowMut<T>,
F: FnOnce(&mut T) -> R,
impl<T> TapDeref for T
impl<T> TapDeref for T
pub fn tap_deref<F, R>(self, func: F) -> Self where
Self: Deref,
F: FnOnce(&Self::Target) -> R,
Self: Deref,
F: FnOnce(&Self::Target) -> R,
pub fn tap_deref_dbg<F, R>(self, func: F) -> Self where
Self: Deref,
F: FnOnce(&Self::Target) -> R,
Self: Deref,
F: FnOnce(&Self::Target) -> R,
pub fn tap_deref_mut<F, R>(self, func: F) -> Self where
Self: DerefMut,
F: FnOnce(&mut Self::Target) -> R,
Self: DerefMut,
F: FnOnce(&mut Self::Target) -> R,
pub fn tap_deref_mut_dbg<F, R>(self, func: F) -> Self where
Self: DerefMut,
F: FnOnce(&mut Self::Target) -> R,
Self: DerefMut,
F: FnOnce(&mut Self::Target) -> R,