// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"). You may
// not use this file except in compliance with the License. A copy of the
// License is located at
//
//	http://aws.amazon.com/apache2.0/
//
// or in the "license" file accompanying this file. This file 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 cipher provides customized cipher configuration for agent client
package cipher

import (
	"crypto/tls"
)

// Only support a subset of ciphers, corresponding cipher suite names can be found here: https://golang.org/pkg/crypto/tls/#Config
var SupportedCipherSuites = []uint16{
	tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
	tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256,
	tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
	tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
	tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
	tls.TLS_RSA_WITH_AES_128_GCM_SHA256,
	tls.TLS_RSA_WITH_AES_128_CBC_SHA256,
	tls.TLS_RSA_WITH_AES_128_CBC_SHA,
	tls.TLS_RSA_WITH_AES_256_GCM_SHA384,
	tls.TLS_RSA_WITH_AES_256_CBC_SHA,
}

func WithSupportedCipherSuites(config *tls.Config) {
	config.CipherSuites = SupportedCipherSuites
}