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Auto merge of #68 - ebfull:scalar-sqrt, r=ebfull 

Scalar field should be guaranteed to be SqrtField
This commit is contained in:
bmerge 2017-11-26 03:50:21 +00:00
parent affead11a5 aa0cc06e5e
commit df9d2aaa37
1 changed files with 3 additions and 3 deletions
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6
src/lib.rs
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@ -37,7 +37,7 @@ use std::io::{self, Read, Write};
pub trait Engine: Sized + 'static + Clone
{
/// This is the scalar field of the G1/G2 groups.
type Fr: PrimeField;
type Fr: PrimeField + SqrtField;
/// The projective representation of an element in G1.
type G1: CurveProjective<Engine=Self, Base=Self::Fq, Scalar=Self::Fr, Affine=Self::G1Affine> + From<Self::G1Affine>;
@ -99,7 +99,7 @@ pub trait CurveProjective: PartialEq +
'static
{
type Engine: Engine<Fr=Self::Scalar>;
type Scalar: PrimeField;
type Scalar: PrimeField + SqrtField;
type Base: SqrtField;
type Affine: CurveAffine<Projective=Self, Scalar=Self::Scalar>;
@ -168,7 +168,7 @@ pub trait CurveAffine: Copy +
'static
{
type Engine: Engine<Fr=Self::Scalar>;
type Scalar: PrimeField;
type Scalar: PrimeField + SqrtField;
type Base: SqrtField;
type Projective: CurveProjective<Affine=Self, Scalar=Self::Scalar>;
type Prepared: Clone + Send + Sync + 'static;