NewShake256() *SHAKE { return &SHAKE{d: Digest{rate: rateK512, outputLen: 64, dsbyte: dsbyteShake}} } // NewCShake128 creates a new cSHAKE128 XOF. // // N is used to define functions based on cSHAKE, it can be empty when plain // cSHAKE is desired. S is a customization byte string used for domain // separation. When N and S are both empty, this is equivalent to NewShake128. func NewCShake128(N, S []byte) *SHAKE { if len(N) == 0 && len(S) == 0 { return NewShake128() } return newCShake(N, S, rateK256,...