Copyright 2018 The Go Authors. All rights reserved. Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
go:build (!arm64 && !s390x && !ppc64le) || (arm64 && !go1.11) || !gc || purego +build !arm64,!s390x,!ppc64le arm64,!go1.11 !gc purego

package chacha20

const bufSize = blockSize

func ( *Cipher) (,  []byte) {
	.xorKeyStreamBlocksGeneric(, )