| // +build !go1.7 |
| |
| /* |
| * |
| * Copyright 2016 gRPC 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 credentials |
| |
| import ( |
| "crypto/tls" |
| ) |
| |
| // cloneTLSConfig returns a shallow clone of the exported |
| // fields of cfg, ignoring the unexported sync.Once, which |
| // contains a mutex and must not be copied. |
| // |
| // If cfg is nil, a new zero tls.Config is returned. |
| func cloneTLSConfig(cfg *tls.Config) *tls.Config { |
| if cfg == nil { |
| return &tls.Config{} |
| } |
| return &tls.Config{ |
| Rand: cfg.Rand, |
| Time: cfg.Time, |
| Certificates: cfg.Certificates, |
| NameToCertificate: cfg.NameToCertificate, |
| GetCertificate: cfg.GetCertificate, |
| RootCAs: cfg.RootCAs, |
| NextProtos: cfg.NextProtos, |
| ServerName: cfg.ServerName, |
| ClientAuth: cfg.ClientAuth, |
| ClientCAs: cfg.ClientCAs, |
| InsecureSkipVerify: cfg.InsecureSkipVerify, |
| CipherSuites: cfg.CipherSuites, |
| PreferServerCipherSuites: cfg.PreferServerCipherSuites, |
| SessionTicketsDisabled: cfg.SessionTicketsDisabled, |
| SessionTicketKey: cfg.SessionTicketKey, |
| ClientSessionCache: cfg.ClientSessionCache, |
| MinVersion: cfg.MinVersion, |
| MaxVersion: cfg.MaxVersion, |
| CurvePreferences: cfg.CurvePreferences, |
| } |
| } |