Struct k256::AffinePoint

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pub struct AffinePoint { /* private fields */ }

Expand description

A point on the secp256k1 curve in affine coordinates.

Implementations

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impl AffinePoint

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pub fn generator() -> AffinePoint

Returns the base point of SECP256k1.

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pub fn identity() -> AffinePoint

Returns the identity of the group: the point at infinity.

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pub fn is_identity(&self) -> Choice

Is this point the identity point?

Trait Implementations

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impl Add<&'_ AffinePoint> for &ProjectivePoint

type Output = ProjectivePoint

The resulting type after applying the + operator.

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fn add(self, other: &AffinePoint) -> ProjectivePoint

Performs the + operation. Read more

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impl Add<&'_ AffinePoint> for ProjectivePoint

type Output = ProjectivePoint

The resulting type after applying the + operator.

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fn add(self, other: &AffinePoint) -> ProjectivePoint

Performs the + operation. Read more

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impl Add<AffinePoint> for ProjectivePoint

type Output = ProjectivePoint

The resulting type after applying the + operator.

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fn add(self, other: AffinePoint) -> ProjectivePoint

Performs the + operation. Read more

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impl AddAssign<&'_ AffinePoint> for ProjectivePoint

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fn add_assign(&mut self, rhs: &AffinePoint)

Performs the += operation. Read more

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impl AddAssign<AffinePoint> for ProjectivePoint

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fn add_assign(&mut self, rhs: AffinePoint)

Performs the += operation. Read more

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impl Clone for AffinePoint

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fn clone(&self) -> AffinePoint

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 ConditionallySelectable for AffinePoint

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fn conditional_select(
    a: &AffinePoint,
    b: &AffinePoint,
    choice: Choice
) -> AffinePoint

Select a or b according to choice. Read more

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fn conditional_assign(&mut self, other: &Self, choice: Choice)

Conditionally assign other to self, according to choice. Read more

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fn conditional_swap(a: &mut Self, b: &mut Self, choice: Choice)

Conditionally swap self and other if choice == 1; otherwise, reassign both unto themselves. Read more

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impl ConstantTimeEq for AffinePoint

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

Determine if two items are equal. Read more

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impl Debug for AffinePoint

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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 Decompress<Secp256k1> for AffinePoint

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fn decompress(x_bytes: &FieldBytes, y_is_odd: Choice) -> CtOption<Self>

Attempt to decompress an elliptic curve point

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impl Default for AffinePoint

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl From<&'_ AffinePoint> for VerifyingKey

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fn from(affine_point: &AffinePoint) -> VerifyingKey

Performs the conversion.

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impl From<AffinePoint> for EncodedPoint

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fn from(affine_point: AffinePoint) -> EncodedPoint

Returns the SEC1 compressed encoding of this point.

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impl From<AffinePoint> for ProjectivePoint

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fn from(p: AffinePoint) -> Self

Performs the conversion.

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impl FromEncodedPoint<Secp256k1> for AffinePoint

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fn from_encoded_point(encoded_point: &EncodedPoint) -> Option<Self>

Attempts to parse the given EncodedPoint as an SEC1-encoded AffinePoint.

Returns

None value if encoded_point is not on the secp256k1 curve.

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impl Mul<NonZeroScalar<Secp256k1>> for AffinePoint

type Output = AffinePoint

The resulting type after applying the * operator.

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fn mul(self, scalar: NonZeroScalar) -> Self

Performs the * operation. Read more

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impl Neg for AffinePoint

type Output = AffinePoint

The resulting type after applying the - operator.

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fn neg(self) -> Self::Output

Performs the unary - operation. Read more

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impl PartialEq<AffinePoint> for AffinePoint

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fn eq(&self, other: &AffinePoint) -> 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 Sub<&'_ AffinePoint> for &ProjectivePoint

type Output = ProjectivePoint

The resulting type after applying the - operator.

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fn sub(self, other: &AffinePoint) -> ProjectivePoint

Performs the - operation. Read more

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impl Sub<&'_ AffinePoint> for ProjectivePoint

type Output = ProjectivePoint

The resulting type after applying the - operator.

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fn sub(self, other: &AffinePoint) -> ProjectivePoint

Performs the - operation. Read more

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impl Sub<AffinePoint> for ProjectivePoint

type Output = ProjectivePoint

The resulting type after applying the - operator.

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fn sub(self, other: AffinePoint) -> ProjectivePoint

Performs the - operation. Read more

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impl SubAssign<&'_ AffinePoint> for ProjectivePoint

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fn sub_assign(&mut self, rhs: &AffinePoint)

Performs the -= operation. Read more

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impl SubAssign<AffinePoint> for ProjectivePoint

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fn sub_assign(&mut self, rhs: AffinePoint)

Performs the -= operation. Read more

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impl ToEncodedPoint<Secp256k1> for AffinePoint

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fn to_encoded_point(&self, compress: bool) -> EncodedPoint

Serialize this value as a SEC1 EncodedPoint, optionally applying point compression. Read more

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impl VerifyPrimitive<Secp256k1> for AffinePoint

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fn verify_prehashed(
 &self,
 z: &Scalar,
 signature: &Signature
) -> Result<(), Error>

Verify the prehashed message against the provided signature Read more

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impl Zeroize for AffinePoint

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fn zeroize(&mut self)

Zero out this object from memory using Rust intrinsics which ensure the zeroization operation is not “optimized away” by the compiler. Read more

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impl Copy for AffinePoint

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impl Eq for AffinePoint

Auto Trait Implementations

impl RefUnwindSafe for AffinePoint

impl Send for AffinePoint

impl Sync for AffinePoint

impl Unpin for AffinePoint

impl UnwindSafe for AffinePoint

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> Conv for T

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fn conv<T>(self) -> T where
Self: Into<T>,

Converts self into a target type. Read more

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impl<T> FmtForward for T

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fn fmt_binary(self) -> FmtBinary<Self> where
Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.

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fn fmt_display(self) -> FmtDisplay<Self> where
Self: Display,

Causes self to use its Display implementation when Debug-formatted. Read more

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fn fmt_lower_exp(self) -> FmtLowerExp<Self> where
Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted. Read more

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fn fmt_lower_hex(self) -> FmtLowerHex<Self> where
Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted. Read more

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fn fmt_octal(self) -> FmtOctal<Self> where
Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.

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fn fmt_pointer(self) -> FmtPointer<Self> where
Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted. Read more

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fn fmt_upper_exp(self) -> FmtUpperExp<Self> where
Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted. Read more

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fn fmt_upper_hex(self) -> FmtUpperHex<Self> where
Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted. 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> Pipe for T

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fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R

Pipes a value into a function that cannot ordinarily be called in suffix position. Read more

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impl<T> PipeAsRef for T

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fn pipe_as_ref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
 Self: AsRef<T>,
 T: 'a,
 R: 'a,

Pipes a trait borrow into a function that cannot normally be called in suffix position. Read more

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fn pipe_as_mut<'a, T, R>(&'a mut self, func: impl FnOnce(&'a mut T) -> R) -> R where
 Self: AsMut<T>,
 T: 'a,
 R: 'a,

Pipes a trait mutable borrow into a function that cannot normally be called in suffix position. Read more

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impl<T> PipeBorrow for T

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fn pipe_borrow<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
 Self: Borrow<T>,
 T: 'a,
 R: 'a,

Pipes a trait borrow into a function that cannot normally be called in suffix position. Read more

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fn pipe_borrow_mut<'a, T, R>(
 &'a mut self,
 func: impl FnOnce(&'a mut T) -> R
) -> R where
 Self: BorrowMut<T>,
 T: 'a,
 R: 'a,

Pipes a trait mutable borrow into a function that cannot normally be called in suffix position. Read more

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impl<T> PipeDeref for T

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fn pipe_deref<'a, R>(&'a self, func: impl FnOnce(&'a Self::Target) -> R) -> R where
Self: Deref,
R: 'a,

Pipes a dereference into a function that cannot normally be called in suffix position. Read more

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fn pipe_deref_mut<'a, R>(
 &'a mut self,
 func: impl FnOnce(&'a mut Self::Target) -> R
) -> R where
 Self: DerefMut,
 R: 'a,

Pipes a mutable dereference into a function that cannot normally be called in suffix position. Read more

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impl<T> PipeRef for T

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fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R where
R: 'a,

Pipes a reference into a function that cannot ordinarily be called in suffix position. Read more

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fn pipe_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R where
R: 'a,

Pipes a mutable reference into a function that cannot ordinarily be called in suffix position. Read more

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impl<T> Same<T> for T

type Output = T

Should always be Self

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impl<T> Tap for T

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fn tap<F, R>(self, func: F) -> Self where
F: FnOnce(&Self) -> R,

Provides immutable access for inspection. Read more

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fn tap_dbg<F, R>(self, func: F) -> Self where
F: FnOnce(&Self) -> R,

Calls tap in debug builds, and does nothing in release builds.

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fn tap_mut<F, R>(self, func: F) -> Self where
F: FnOnce(&mut Self) -> R,

Provides mutable access for modification. Read more

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fn tap_mut_dbg<F, R>(self, func: F) -> Self where
F: FnOnce(&mut Self) -> R,

Calls tap_mut in debug builds, and does nothing in release builds.

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impl<T, U> TapAsRef for T where
U: ?Sized,

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fn tap_ref<F, R>(self, func: F) -> Self where
Self: AsRef<T>,
F: FnOnce(&T) -> R,

Provides immutable access to the reference for inspection.

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fn tap_ref_dbg<F, R>(self, func: F) -> Self where
Self: AsRef<T>,
F: FnOnce(&T) -> R,

Calls tap_ref in debug builds, and does nothing in release builds.

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fn tap_ref_mut<F, R>(self, func: F) -> Self where
Self: AsMut<T>,
F: FnOnce(&mut T) -> R,

Provides mutable access to the reference for modification.

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fn tap_ref_mut_dbg<F, R>(self, func: F) -> Self where
Self: AsMut<T>,
F: FnOnce(&mut T) -> R,

Calls tap_ref_mut in debug builds, and does nothing in release builds.

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impl<T, U> TapBorrow for T where
U: ?Sized,

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fn tap_borrow<F, R>(self, func: F) -> Self where
Self: Borrow<T>,
F: FnOnce(&T) -> R,

Provides immutable access to the borrow for inspection. Read more

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fn tap_borrow_dbg<F, R>(self, func: F) -> Self where
Self: Borrow<T>,
F: FnOnce(&T) -> R,

Calls tap_borrow in debug builds, and does nothing in release builds.

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fn tap_borrow_mut<F, R>(self, func: F) -> Self where
Self: BorrowMut<T>,
F: FnOnce(&mut T) -> R,

Provides mutable access to the borrow for modification.

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fn tap_borrow_mut_dbg<F, R>(self, func: F) -> Self where
Self: BorrowMut<T>,
F: FnOnce(&mut T) -> R,

Calls tap_borrow_mut in debug builds, and does nothing in release builds. Read more

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impl<T> TapDeref for T

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fn tap_deref<F, R>(self, func: F) -> Self where
Self: Deref,
F: FnOnce(&Self::Target) -> R,

Immutably dereferences self for inspection.

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fn tap_deref_dbg<F, R>(self, func: F) -> Self where
Self: Deref,
F: FnOnce(&Self::Target) -> R,

Calls tap_deref in debug builds, and does nothing in release builds.

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fn tap_deref_mut<F, R>(self, func: F) -> Self where
Self: DerefMut,
F: FnOnce(&mut Self::Target) -> R,

Mutably dereferences self for modification.

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fn tap_deref_mut_dbg<F, R>(self, func: F) -> Self where
Self: DerefMut,
F: FnOnce(&mut Self::Target) -> R,

Calls tap_deref_mut in debug builds, and does nothing in release builds. Read more

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impl<T> TryConv for T

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fn try_conv<T>(self) -> Result<T, Self::Error> where
Self: TryInto<T>,

Attempts to convert self into a target type. 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::AffinePoint

Implementations

impl AffinePoint

pub fn generator() -> AffinePoint

pub fn identity() -> AffinePoint

pub fn is_identity(&self) -> Choice

Trait Implementations

impl Add<&'_ AffinePoint> for &ProjectivePoint

type Output = ProjectivePoint

fn add(self, other: &AffinePoint) -> ProjectivePoint

impl Add<&'_ AffinePoint> for ProjectivePoint

type Output = ProjectivePoint

fn add(self, other: &AffinePoint) -> ProjectivePoint

impl Add<AffinePoint> for ProjectivePoint

type Output = ProjectivePoint

fn add(self, other: AffinePoint) -> ProjectivePoint

impl AddAssign<&'_ AffinePoint> for ProjectivePoint

fn add_assign(&mut self, rhs: &AffinePoint)

impl AddAssign<AffinePoint> for ProjectivePoint

fn add_assign(&mut self, rhs: AffinePoint)

impl Clone for AffinePoint

fn clone(&self) -> AffinePoint

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

impl ConditionallySelectable for AffinePoint

fn conditional_select( a: &AffinePoint, b: &AffinePoint, choice: Choice) -> AffinePoint

fn conditional_assign(&mut self, other: &Self, choice: Choice)

fn conditional_swap(a: &mut Self, b: &mut Self, choice: Choice)

impl ConstantTimeEq for AffinePoint

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

impl Debug for AffinePoint

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

impl Decompress<Secp256k1> for AffinePoint

fn decompress(x_bytes: &FieldBytes, y_is_odd: Choice) -> CtOption<Self>

impl Default for AffinePoint

fn default() -> Self

impl From<&'_ AffinePoint> for VerifyingKey

fn from(affine_point: &AffinePoint) -> VerifyingKey

impl From<AffinePoint> for EncodedPoint

fn from(affine_point: AffinePoint) -> EncodedPoint

impl From<AffinePoint> for ProjectivePoint

fn from(p: AffinePoint) -> Self

impl FromEncodedPoint<Secp256k1> for AffinePoint

fn from_encoded_point(encoded_point: &EncodedPoint) -> Option<Self>

Returns

impl Mul<NonZeroScalar<Secp256k1>> for AffinePoint

type Output = AffinePoint

fn mul(self, scalar: NonZeroScalar) -> Self

impl Neg for AffinePoint

type Output = AffinePoint

fn neg(self) -> Self::Output

impl PartialEq<AffinePoint> for AffinePoint

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

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

impl Sub<&'_ AffinePoint> for &ProjectivePoint

type Output = ProjectivePoint

fn sub(self, other: &AffinePoint) -> ProjectivePoint

impl Sub<&'_ AffinePoint> for ProjectivePoint

type Output = ProjectivePoint

fn sub(self, other: &AffinePoint) -> ProjectivePoint

impl Sub<AffinePoint> for ProjectivePoint

type Output = ProjectivePoint

fn sub(self, other: AffinePoint) -> ProjectivePoint

impl SubAssign<&'_ AffinePoint> for ProjectivePoint

fn sub_assign(&mut self, rhs: &AffinePoint)

impl SubAssign<AffinePoint> for ProjectivePoint

fn sub_assign(&mut self, rhs: AffinePoint)

impl ToEncodedPoint<Secp256k1> for AffinePoint

fn to_encoded_point(&self, compress: bool) -> EncodedPoint

impl VerifyPrimitive<Secp256k1> for AffinePoint

fn verify_prehashed( &self, z: &Scalar, signature: &Signature) -> Result<(), Error>

impl Zeroize for AffinePoint

fn zeroize(&mut self)

impl Copy for AffinePoint

impl Eq for AffinePoint

Auto Trait Implementations

impl RefUnwindSafe for AffinePoint

impl Send for AffinePoint

impl Sync for AffinePoint

impl Unpin for AffinePoint

impl UnwindSafe for AffinePoint

fn conditional_select(
a: &AffinePoint,
b: &AffinePoint,
choice: Choice
) -> AffinePoint

fn verify_prehashed(
&self,
z: &Scalar,
signature: &Signature
) -> Result<(), Error>

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,

fn conv<T>(self) -> T where
Self: Into<T>,

fn fmt_binary(self) -> FmtBinary<Self> where
Self: Binary,

fn fmt_display(self) -> FmtDisplay<Self> where
Self: Display,

fn fmt_lower_exp(self) -> FmtLowerExp<Self> where
Self: LowerExp,

fn fmt_lower_hex(self) -> FmtLowerHex<Self> where
Self: LowerHex,

fn fmt_octal(self) -> FmtOctal<Self> where
Self: Octal,

fn fmt_pointer(self) -> FmtPointer<Self> where
Self: Pointer,

fn fmt_upper_exp(self) -> FmtUpperExp<Self> where
Self: UpperExp,

fn fmt_upper_hex(self) -> FmtUpperHex<Self> where
Self: UpperHex,

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

fn pipe_as_ref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
Self: AsRef<T>,
T: 'a,
R: 'a,

fn pipe_as_mut<'a, T, R>(&'a mut self, func: impl FnOnce(&'a mut T) -> R) -> R where
Self: AsMut<T>,
T: 'a,
R: 'a,

fn pipe_borrow<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R where
Self: Borrow<T>,
T: 'a,
R: 'a,

fn pipe_borrow_mut<'a, T, R>(
&'a mut self,
func: impl FnOnce(&'a mut T) -> R
) -> R where
Self: BorrowMut<T>,
T: 'a,
R: 'a,

fn pipe_deref<'a, R>(&'a self, func: impl FnOnce(&'a Self::Target) -> R) -> R where
Self: Deref,
R: 'a,

fn pipe_deref_mut<'a, R>(
&'a mut self,
func: impl FnOnce(&'a mut Self::Target) -> R
) -> R where
Self: DerefMut,
R: 'a,

fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R where
R: 'a,

fn pipe_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R where
R: 'a,

fn tap<F, R>(self, func: F) -> Self where
F: FnOnce(&Self) -> R,

fn tap_dbg<F, R>(self, func: F) -> Self where
F: FnOnce(&Self) -> R,

fn tap_mut<F, R>(self, func: F) -> Self where
F: FnOnce(&mut Self) -> R,

fn tap_mut_dbg<F, R>(self, func: F) -> Self where
F: FnOnce(&mut Self) -> R,

impl<T, U> TapAsRef<U> for T where
U: ?Sized,

fn tap_ref<F, R>(self, func: F) -> Self where
Self: AsRef<T>,
F: FnOnce(&T) -> R,

fn tap_ref_dbg<F, R>(self, func: F) -> Self where
Self: AsRef<T>,
F: FnOnce(&T) -> R,

fn tap_ref_mut<F, R>(self, func: F) -> Self where
Self: AsMut<T>,
F: FnOnce(&mut T) -> R,

fn tap_ref_mut_dbg<F, R>(self, func: F) -> Self where
Self: AsMut<T>,
F: FnOnce(&mut T) -> R,

impl<T, U> TapBorrow<U> for T where
U: ?Sized,

fn tap_borrow<F, R>(self, func: F) -> Self where
Self: Borrow<T>,
F: FnOnce(&T) -> R,

fn tap_borrow_dbg<F, R>(self, func: F) -> Self where
Self: Borrow<T>,
F: FnOnce(&T) -> R,

fn tap_borrow_mut<F, R>(self, func: F) -> Self where
Self: BorrowMut<T>,
F: FnOnce(&mut T) -> R,

fn tap_borrow_mut_dbg<F, R>(self, func: F) -> Self where
Self: BorrowMut<T>,
F: FnOnce(&mut T) -> R,

fn tap_deref<F, R>(self, func: F) -> Self where
Self: Deref,
F: FnOnce(&Self::Target) -> R,

fn tap_deref_dbg<F, R>(self, func: F) -> Self where
Self: Deref,
F: FnOnce(&Self::Target) -> R,

fn tap_deref_mut<F, R>(self, func: F) -> Self where
Self: DerefMut,
F: FnOnce(&mut Self::Target) -> R,

fn tap_deref_mut_dbg<F, R>(self, func: F) -> Self where
Self: DerefMut,
F: FnOnce(&mut Self::Target) -> R,

fn try_conv<T>(self) -> Result<T, Self::Error> where
Self: TryInto<T>,

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

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