19 lines
501 B
Go
19 lines
501 B
Go
|
// Copyright 2016 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,!gccgo,!appengine
|
||
|
|
|
||
|
|
package cipherhw
|
||
|
|
|
||
|
|
// hasHWSupport reports whether the AES-128, AES-192 and AES-256 cipher message
|
||
|
|
// (KM) function codes are supported. Note that this function is expensive.
|
||
|
|
// defined in asm_s390x.s
|
||
|
|
func hasHWSupport() bool
|
||
|
|
|
||
|
|
var hwSupport = hasHWSupport()
|
||
|
|
|
||
|
|
func AESGCMSupport() bool {
|
||
|
|
return hwSupport
|
||
|
|
}
|