status-go/vendor/github.com/libp2p/go-openssl/fips.go

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2019-06-09 07:24:20 +00:00
// Copyright (C) 2017. See AUTHORS.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package openssl
/*
#include <openssl/ssl.h>
*/
import "C"
import "runtime"
// FIPSModeSet enables a FIPS 140-2 validated mode of operation.
// https://wiki.openssl.org/index.php/FIPS_mode_set()
func FIPSModeSet(mode bool) error {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
var r C.int
if mode {
r = C.FIPS_mode_set(1)
} else {
r = C.FIPS_mode_set(0)
}
if r != 1 {
return errorFromErrorQueue()
}
return nil
}