Serge Bazanski | cc25bdf | 2018-10-25 14:02:58 +0200 | [diff] [blame] | 1 | // +build go1.7,!go1.8 |
| 2 | |
| 3 | /* |
| 4 | * |
| 5 | * Copyright 2016 gRPC authors. |
| 6 | * |
| 7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 8 | * you may not use this file except in compliance with the License. |
| 9 | * You may obtain a copy of the License at |
| 10 | * |
| 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 12 | * |
| 13 | * Unless required by applicable law or agreed to in writing, software |
| 14 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 16 | * See the License for the specific language governing permissions and |
| 17 | * limitations under the License. |
| 18 | * |
| 19 | */ |
| 20 | |
| 21 | package credentials |
| 22 | |
| 23 | import ( |
| 24 | "crypto/tls" |
| 25 | ) |
| 26 | |
| 27 | // cloneTLSConfig returns a shallow clone of the exported |
| 28 | // fields of cfg, ignoring the unexported sync.Once, which |
| 29 | // contains a mutex and must not be copied. |
| 30 | // |
| 31 | // If cfg is nil, a new zero tls.Config is returned. |
| 32 | func cloneTLSConfig(cfg *tls.Config) *tls.Config { |
| 33 | if cfg == nil { |
| 34 | return &tls.Config{} |
| 35 | } |
| 36 | return &tls.Config{ |
| 37 | Rand: cfg.Rand, |
| 38 | Time: cfg.Time, |
| 39 | Certificates: cfg.Certificates, |
| 40 | NameToCertificate: cfg.NameToCertificate, |
| 41 | GetCertificate: cfg.GetCertificate, |
| 42 | RootCAs: cfg.RootCAs, |
| 43 | NextProtos: cfg.NextProtos, |
| 44 | ServerName: cfg.ServerName, |
| 45 | ClientAuth: cfg.ClientAuth, |
| 46 | ClientCAs: cfg.ClientCAs, |
| 47 | InsecureSkipVerify: cfg.InsecureSkipVerify, |
| 48 | CipherSuites: cfg.CipherSuites, |
| 49 | PreferServerCipherSuites: cfg.PreferServerCipherSuites, |
| 50 | SessionTicketsDisabled: cfg.SessionTicketsDisabled, |
| 51 | SessionTicketKey: cfg.SessionTicketKey, |
| 52 | ClientSessionCache: cfg.ClientSessionCache, |
| 53 | MinVersion: cfg.MinVersion, |
| 54 | MaxVersion: cfg.MaxVersion, |
| 55 | CurvePreferences: cfg.CurvePreferences, |
| 56 | DynamicRecordSizingDisabled: cfg.DynamicRecordSizingDisabled, |
| 57 | Renegotiation: cfg.Renegotiation, |
| 58 | } |
| 59 | } |