1 #region Copyright notice and license 2 // Copyright 2015 gRPC authors. 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 #endregion 16 using System; 17 using System.Runtime.InteropServices; 18 using System.Threading; 19 using System.Threading.Tasks; 20 21 namespace Grpc.Core.Internal 22 { 23 /// <summary> 24 /// grpc_channel_credentials from <c>grpc/grpc_security.h</c> 25 /// </summary> 26 internal class ChannelCredentialsSafeHandle : SafeHandleZeroIsInvalid 27 { 28 static readonly NativeMethods Native = NativeMethods.Get(); 29 ChannelCredentialsSafeHandle()30 private ChannelCredentialsSafeHandle() 31 { 32 } 33 CreateNullCredentials()34 public static ChannelCredentialsSafeHandle CreateNullCredentials() 35 { 36 var creds = new ChannelCredentialsSafeHandle(); 37 creds.SetHandle(IntPtr.Zero); 38 return creds; 39 } 40 CreateSslCredentials(string pemRootCerts, KeyCertificatePair keyCertPair)41 public static ChannelCredentialsSafeHandle CreateSslCredentials(string pemRootCerts, KeyCertificatePair keyCertPair) 42 { 43 if (keyCertPair != null) 44 { 45 return Native.grpcsharp_ssl_credentials_create(pemRootCerts, keyCertPair.CertificateChain, keyCertPair.PrivateKey); 46 } 47 else 48 { 49 return Native.grpcsharp_ssl_credentials_create(pemRootCerts, null, null); 50 } 51 } 52 CreateComposite(ChannelCredentialsSafeHandle channelCreds, CallCredentialsSafeHandle callCreds)53 public static ChannelCredentialsSafeHandle CreateComposite(ChannelCredentialsSafeHandle channelCreds, CallCredentialsSafeHandle callCreds) 54 { 55 return Native.grpcsharp_composite_channel_credentials_create(channelCreds, callCreds); 56 } 57 ReleaseHandle()58 protected override bool ReleaseHandle() 59 { 60 Native.grpcsharp_channel_credentials_release(handle); 61 return true; 62 } 63 } 64 } 65