1 // Copyright 2013 The Gorilla WebSocket Authors. All rights reserved.

     2 // Use of this source code is governed by a BSD-style

     3 // license that can be found in the LICENSE file.

     4 

     5 // +build !go1.8

     6 

     7 package websocket

     8 

     9 import "crypto/tls"

    10 

    11 // cloneTLSConfig clones all public fields except the fields

    12 // SessionTicketsDisabled and SessionTicketKey. This avoids copying the

    13 // sync.Mutex in the sync.Once and makes it safe to call cloneTLSConfig on a

    14 // config in active use.

    15 func cloneTLSConfig(cfg *tls.Config) *tls.Config {

    16 	if cfg == nil {

    17 		return &tls.Config{}

    18 	}

    19 	return &tls.Config{

    20 		Rand:                     cfg.Rand,

    21 		Time:                     cfg.Time,

    22 		Certificates:             cfg.Certificates,

    23 		NameToCertificate:        cfg.NameToCertificate,

    24 		GetCertificate:           cfg.GetCertificate,

    25 		RootCAs:                  cfg.RootCAs,

    26 		NextProtos:               cfg.NextProtos,

    27 		ServerName:               cfg.ServerName,

    28 		ClientAuth:               cfg.ClientAuth,

    29 		ClientCAs:                cfg.ClientCAs,

    30 		InsecureSkipVerify:       cfg.InsecureSkipVerify,

    31 		CipherSuites:             cfg.CipherSuites,

    32 		PreferServerCipherSuites: cfg.PreferServerCipherSuites,

    33 		ClientSessionCache:       cfg.ClientSessionCache,

    34 		MinVersion:               cfg.MinVersion,

    35 		MaxVersion:               cfg.MaxVersion,

    36 		CurvePreferences:         cfg.CurvePreferences,

    37 	}

    38 }