Trait crypto_bigint::CheckedSub

pub trait CheckedSub<Rhs = Self>: Sized {
    // Required method
    fn checked_sub(&self, rhs: &Rhs) -> CtOption<Self>;
}

Checked subtraction.

Required Methods

fn checked_sub(&self, rhs: &Rhs) -> CtOption<Self>

Perform checked subtraction, returning a CtOption which is_some only if the operation did not underflow.

Object Safety

This trait is not object safe.

Implementors

impl CheckedSub for BoxedUint

Available on crate feature alloc only.

impl CheckedSub for Limb

impl<const LIMBS: usize> CheckedSub for Uint<LIMBS>