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Update vendor dependencies

This commit is contained in:
Frédéric Guillot 2018-07-06 21:18:14 -07:00
parent 34a3fe426b
commit 459bb4531f
747 changed files with 89857 additions and 39711 deletions

View file

@ -219,10 +219,19 @@ func (c *twistPoint) Mul(a *twistPoint, scalar *big.Int, pool *bnPool) *twistPoi
return c
}
// MakeAffine converts c to affine form and returns c. If c is ∞, then it sets
// c to 0 : 1 : 0.
func (c *twistPoint) MakeAffine(pool *bnPool) *twistPoint {
if c.z.IsOne() {
return c
}
if c.IsInfinity() {
c.x.SetZero()
c.y.SetOne()
c.z.SetZero()
c.t.SetZero()
return c
}
zInv := newGFp2(pool).Invert(c.z, pool)
t := newGFp2(pool).Mul(c.y, zInv, pool)