mirror of
https://github.com/go-gitea/gitea
synced 2024-11-06 02:04:26 +00:00
17 lines
565 B
Go
17 lines
565 B
Go
// 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,!ppc64le gccgo appengine nacl
|
|
|
|
package poly1305
|
|
|
|
// 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.
|
|
func Sum(out *[TagSize]byte, msg []byte, key *[32]byte) {
|
|
h := newMAC(key)
|
|
h.Write(msg)
|
|
h.Sum(out)
|
|
}
|