Struct openssl::ec::EcPoint

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pub struct EcPoint(/* private fields */);
Expand description

Represents a point on the curve

Implementations§

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impl EcPoint

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pub fn new(group: &EcGroupRef) -> Result<EcPoint, ErrorStack>

Creates a new point on the specified curve.

This corresponds to EC_POINT_new.

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pub fn from_bytes( group: &EcGroupRef, buf: &[u8], ctx: &mut BigNumContextRef, ) -> Result<EcPoint, ErrorStack>

Creates point from a binary representation

This corresponds to EC_POINT_oct2point.

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pub fn from_hex_str( group: &EcGroupRef, s: &str, ctx: &mut BigNumContextRef, ) -> Result<EcPoint, ErrorStack>

Creates point from a hexadecimal string representation

This corresponds to EC_POINT_hex2point.

Methods from Deref<Target = EcPointRef>§

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pub fn add( &mut self, group: &EcGroupRef, a: &EcPointRef, b: &EcPointRef, ctx: &mut BigNumContextRef, ) -> Result<(), ErrorStack>

Computes a + b, storing the result in self.

This corresponds to EC_POINT_add.

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pub fn mul( &mut self, group: &EcGroupRef, q: &EcPointRef, m: &BigNumRef, ctx: &BigNumContextRef, ) -> Result<(), ErrorStack>

Computes q * m, storing the result in self.

This corresponds to EC_POINT_mul.

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pub fn mul_generator( &mut self, group: &EcGroupRef, n: &BigNumRef, ctx: &BigNumContextRef, ) -> Result<(), ErrorStack>

Computes generator * n, storing the result in self.

This corresponds to EC_POINT_mul.

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pub fn mul_full( &mut self, group: &EcGroupRef, n: &BigNumRef, q: &EcPointRef, m: &BigNumRef, ctx: &mut BigNumContextRef, ) -> Result<(), ErrorStack>

Computes generator * n + q * m, storing the result in self.

This corresponds to EC_POINT_mul.

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pub fn invert( &mut self, group: &EcGroupRef, ctx: &BigNumContextRef, ) -> Result<(), ErrorStack>

Inverts self.

This corresponds to EC_POINT_invert.

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pub fn to_bytes( &self, group: &EcGroupRef, form: PointConversionForm, ctx: &mut BigNumContextRef, ) -> Result<Vec<u8>, ErrorStack>

Serializes the point to a binary representation.

This corresponds to EC_POINT_point2oct.

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pub fn to_hex_str( &self, group: &EcGroupRef, form: PointConversionForm, ctx: &mut BigNumContextRef, ) -> Result<OpensslString, ErrorStack>

Serializes the point to a hexadecimal string representation.

This corresponds to EC_POINT_point2hex.

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pub fn to_owned(&self, group: &EcGroupRef) -> Result<EcPoint, ErrorStack>

Creates a new point on the specified curve with the same value.

This corresponds to EC_POINT_dup.

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pub fn eq( &self, group: &EcGroupRef, other: &EcPointRef, ctx: &mut BigNumContextRef, ) -> Result<bool, ErrorStack>

Determines if this point is equal to another.

This corresponds to EC_POINT_cmp.

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pub fn affine_coordinates( &self, group: &EcGroupRef, x: &mut BigNumRef, y: &mut BigNumRef, ctx: &mut BigNumContextRef, ) -> Result<(), ErrorStack>

Places affine coordinates of a curve over a prime field in the provided x and y BigNums.

This corresponds to EC_POINT_get_affine_coordinates.

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pub fn affine_coordinates_gfp( &self, group: &EcGroupRef, x: &mut BigNumRef, y: &mut BigNumRef, ctx: &mut BigNumContextRef, ) -> Result<(), ErrorStack>

Places affine coordinates of a curve over a prime field in the provided x and y BigNums

This corresponds to EC_POINT_get_affine_coordinates_GFp.

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pub fn set_affine_coordinates_gfp( &mut self, group: &EcGroupRef, x: &BigNumRef, y: &BigNumRef, ctx: &mut BigNumContextRef, ) -> Result<(), ErrorStack>

Sets affine coordinates of a curve over a prime field using the provided x and y BigNums

This corresponds to EC_POINT_set_affine_coordinates_GFp.

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pub fn affine_coordinates_gf2m( &self, group: &EcGroupRef, x: &mut BigNumRef, y: &mut BigNumRef, ctx: &mut BigNumContextRef, ) -> Result<(), ErrorStack>

Places affine coordinates of a curve over a binary field in the provided x and y BigNums

This corresponds to EC_POINT_get_affine_coordinates_GF2m.

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pub fn is_infinity(&self, group: &EcGroupRef) -> bool

Checks if point is infinity

This corresponds to EC_POINT_is_at_infinity.

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pub fn is_on_curve( &self, group: &EcGroupRef, ctx: &mut BigNumContextRef, ) -> Result<bool, ErrorStack>

Checks if point is on a given curve

This corresponds to EC_POINT_is_on_curve.

Trait Implementations§

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impl AsRef<EcPointRef> for EcPoint

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fn as_ref(&self) -> &EcPointRef

Converts this type into a shared reference of the (usually inferred) input type.
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impl Borrow<EcPointRef> for EcPoint

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fn borrow(&self) -> &EcPointRef

Immutably borrows from an owned value. Read more
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impl Deref for EcPoint

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type Target = EcPointRef

The resulting type after dereferencing.
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fn deref(&self) -> &EcPointRef

Dereferences the value.
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impl DerefMut for EcPoint

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fn deref_mut(&mut self) -> &mut EcPointRef

Mutably dereferences the value.
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impl Drop for EcPoint

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl ForeignType for EcPoint

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type CType = EC_POINT

The raw C type.
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type Ref = EcPointRef

The type representing a reference to this type.
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unsafe fn from_ptr(ptr: *mut EC_POINT) -> EcPoint

Constructs an instance of this type from its raw type.
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fn as_ptr(&self) -> *mut EC_POINT

Returns a raw pointer to the wrapped value.
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impl Send for EcPoint

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impl Sync for EcPoint

Auto Trait Implementations§

Blanket Implementations§

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

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

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.