// 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.// +build s390x,!go1.11 !arm,!amd64,!s390x gccgo appengine naclpackagepoly1305// Sum generates an authenticator for msg using a one-time key and puts the// 16-byte result into out. Authenticating two different messages with the same// key allows an attacker to forge messages at will.funcSum(out*[TagSize]byte,msg[]byte,key*[32]byte){sumGeneric(out,msg,key)}