| #region Copyright notice and license |
| |
| // Copyright 2015 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. |
| |
| #endregion |
| |
| using System; |
| using System.Collections.Concurrent; |
| using System.Diagnostics; |
| using System.IO; |
| using System.Reflection; |
| using System.Runtime.InteropServices; |
| using System.Threading; |
| |
| using Grpc.Core.Logging; |
| using Grpc.Core.Utils; |
| |
| namespace Grpc.Core.Internal |
| { |
| internal delegate void NativeCallbackTestDelegate(bool success); |
| |
| /// <summary> |
| /// Provides access to all native methods provided by <c>NativeExtension</c>. |
| /// An extra level of indirection is added to P/Invoke calls to allow intelligent loading |
| /// of the right configuration of the native extension based on current platform, architecture etc. |
| /// </summary> |
| internal partial class NativeMethods |
| { |
| // Signatures of native methods are generated from a template |
| // and can be found in NativeMethods.Generated.cs |
| |
| /// <summary> |
| /// Gets singleton instance of this class. |
| /// </summary> |
| public static NativeMethods Get() |
| { |
| return NativeExtension.Get().NativeMethods; |
| } |
| |
| static T GetMethodDelegate<T>(UnmanagedLibrary library) |
| where T : class |
| { |
| var methodName = RemoveStringSuffix(typeof(T).Name, "_delegate"); |
| return library.GetNativeMethodDelegate<T>(methodName); |
| } |
| |
| static string RemoveStringSuffix(string str, string toRemove) |
| { |
| if (!str.EndsWith(toRemove)) |
| { |
| return str; |
| } |
| return str.Substring(0, str.Length - toRemove.Length); |
| } |
| } |
| } |