@ -53,3 +53,8 @@ func MakePreimageFromStr(newPreimage string) (Preimage, error) {
func (p *Preimage) Hash() Hash {
return Hash(sha256.Sum256(p[:]))
}
// Matches returns whether this preimage is the preimage of the given hash.
func (p *Preimage) Matches(h Hash) bool {
return h == p.Hash()