soroban_sdk::crypto::bls12_381

Struct Fr

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

Fr represents an element in the BLS12-381 scalar field, which is a prime field of order r (the order of the G1 and G2 groups). The struct is internally represented with an U256, all arithmetic operations follow modulo r.

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impl Fr

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pub fn env(&self) -> &Env

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pub fn from_u256(value: U256) -> Self

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pub fn to_u256(&self) -> U256

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pub fn as_u256(&self) -> &U256

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pub fn from_bytes(bytes: BytesN<32>) -> Self

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pub fn to_bytes(&self) -> BytesN<32>

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pub fn as_val(&self) -> &Val

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pub fn to_val(&self) -> Val

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pub fn pow(&self, rhs: u64) -> Self

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pub fn inv(&self) -> Self

Trait Implementations§

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impl Add for Fr

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type Output = Fr

The resulting type after applying the + operator.
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fn add(self, rhs: Self) -> Self::Output

Performs the + operation. Read more
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impl Clone for Fr

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fn clone(&self) -> Fr

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 Debug for Fr

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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 From<&Fr> for U256Val

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fn from(value: &Fr) -> Self

Converts to this type from the input type.
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impl From<U256> for Fr

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fn from(value: U256) -> Self

Converts to this type from the input type.
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impl IntoVal<Env, Val> for Fr

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fn into_val(&self, e: &Env) -> Val

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impl Mul<Fr> for G1Affine

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type Output = G1Affine

The resulting type after applying the * operator.
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fn mul(self, rhs: Fr) -> Self::Output

Performs the * operation. Read more
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impl Mul<Fr> for G2Affine

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type Output = G2Affine

The resulting type after applying the * operator.
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fn mul(self, rhs: Fr) -> Self::Output

Performs the * operation. Read more
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impl Mul for Fr

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type Output = Fr

The resulting type after applying the * operator.
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fn mul(self, rhs: Self) -> Self::Output

Performs the * operation. Read more
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impl PartialEq for Fr

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Sub for Fr

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type Output = Fr

The resulting type after applying the - operator.
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fn sub(self, rhs: Self) -> Self::Output

Performs the - operation. Read more
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impl TryFromVal<Env, Val> for Fr

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type Error = ConversionError

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fn try_from_val(env: &Env, val: &Val) -> Result<Self, Self::Error>

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impl Eq for Fr

Auto Trait Implementations§

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impl Freeze for Fr

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impl !RefUnwindSafe for Fr

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impl !Send for Fr

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impl !Sync for Fr

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impl Unpin for Fr

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impl !UnwindSafe for Fr

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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T, C> Compare<&T> for C
where C: Compare<T>,

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type Error = <C as Compare<T>>::Error

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fn compare(&self, a: &&T, b: &&T) -> Result<Ordering, <C as Compare<&T>>::Error>

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impl<T, U, E, C> Compare<(T, U)> for C
where C: Compare<T, Error = E, Error = E> + Compare<U>,

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type Error = E

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fn compare( &self, a: &(T, U), b: &(T, U), ) -> Result<Ordering, <C as Compare<(T, U)>>::Error>

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impl<T, U, V, E, C> Compare<(T, U, V)> for C
where C: Compare<T, Error = E, Error = E, Error = E> + Compare<U> + Compare<V>,

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type Error = E

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fn compare( &self, a: &(T, U, V), b: &(T, U, V), ) -> Result<Ordering, <C as Compare<(T, U, V)>>::Error>

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impl<T, U, V, W, E, C> Compare<(T, U, V, W)> for C
where C: Compare<T, Error = E, Error = E, Error = E, Error = E> + Compare<U> + Compare<V> + Compare<W>,

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type Error = E

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fn compare( &self, a: &(T, U, V, W), b: &(T, U, V, W), ) -> Result<Ordering, <C as Compare<(T, U, V, W)>>::Error>

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impl<T, U, V, W, X, E, C> Compare<(T, U, V, W, X)> for C
where C: Compare<T, Error = E, Error = E, Error = E, Error = E, Error = E> + Compare<U> + Compare<V> + Compare<W> + Compare<X>,

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type Error = E

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fn compare( &self, a: &(T, U, V, W, X), b: &(T, U, V, W, X), ) -> Result<Ordering, <C as Compare<(T, U, V, W, X)>>::Error>

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impl<T, C> Compare<Box<T>> for C
where C: Compare<T>,

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type Error = <C as Compare<T>>::Error

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fn compare( &self, a: &Box<T>, b: &Box<T>, ) -> Result<Ordering, <C as Compare<Box<T>>>::Error>

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impl<T, C> Compare<Option<T>> for C
where C: Compare<T>,

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type Error = <C as Compare<T>>::Error

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fn compare( &self, a: &Option<T>, b: &Option<T>, ) -> Result<Ordering, <C as Compare<Option<T>>>::Error>

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impl<T, C> Compare<Rc<T>> for C
where C: Compare<T>,

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type Error = <C as Compare<T>>::Error

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fn compare( &self, a: &Rc<T>, b: &Rc<T>, ) -> Result<Ordering, <C as Compare<Rc<T>>>::Error>

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impl<T, C> Compare<Vec<T>> for C
where C: Compare<T>,

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type Error = <C as Compare<T>>::Error

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fn compare( &self, a: &Vec<T>, b: &Vec<T>, ) -> Result<Ordering, <C as Compare<Vec<T>>>::Error>

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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any>

Convert Rc<Trait> (where Trait: Downcast) to Rc<Any>. Rc<Any> can then be further downcast into Rc<ConcreteType> where ConcreteType implements Trait.
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fn as_any(&self) -> &(dyn Any + 'static)

Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. 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<E, T, U> FromVal<E, T> for U
where E: Env, U: TryFromVal<E, T>,

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fn from_val(e: &E, v: &T) -> U

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impl<T> FromXdr for T
where T: TryFromVal<Env, Val>,

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type Error = <T as TryFromVal<Env, Val>>::Error

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fn from_xdr(env: &Env, b: &Bytes) -> Result<T, <T as FromXdr>::Error>

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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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<E, T, U> IntoVal<E, T> for U
where E: Env, T: FromVal<E, U>,

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fn into_val(&self, e: &E) -> T

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToXdr for T
where T: IntoVal<Env, Val>,

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fn to_xdr(self, env: &Env) -> Bytes

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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.
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impl<E, T, U> TryIntoVal<E, T> for U
where E: Env, T: TryFromVal<E, U>,

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type Error = <T as TryFromVal<E, U>>::Error

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fn try_into_val(&self, env: &E) -> Result<T, <U as TryIntoVal<E, T>>::Error>

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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V