| #region Copyright notice and license |
| |
| // Copyright 2015, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #endregion |
| |
| using System; |
| using System.Collections.Concurrent; |
| using System.Diagnostics; |
| using System.Runtime.InteropServices; |
| |
| namespace Grpc.Core.Internal |
| { |
| // TODO: we need to make sure that the delegates are not collected before invoked. |
| internal delegate void ServerShutdownCallbackDelegate(IntPtr eventPtr); |
| |
| /// <summary> |
| /// grpc_server from grpc/grpc.h |
| /// </summary> |
| internal sealed class ServerSafeHandle : SafeHandleZeroIsInvalid |
| { |
| [DllImport("grpc_csharp_ext.dll")] |
| static extern GRPCCallError grpcsharp_server_request_call(ServerSafeHandle server, CompletionQueueSafeHandle cq, [MarshalAs(UnmanagedType.FunctionPtr)] CompletionCallbackDelegate callback); |
| |
| [DllImport("grpc_csharp_ext.dll")] |
| static extern ServerSafeHandle grpcsharp_server_create(CompletionQueueSafeHandle cq, IntPtr args); |
| |
| [DllImport("grpc_csharp_ext.dll")] |
| static extern Int32 grpcsharp_server_add_http2_port(ServerSafeHandle server, string addr); |
| |
| [DllImport("grpc_csharp_ext.dll")] |
| static extern void grpcsharp_server_start(ServerSafeHandle server); |
| |
| [DllImport("grpc_csharp_ext.dll")] |
| static extern void grpcsharp_server_shutdown(ServerSafeHandle server); |
| |
| // TODO: get rid of the old callback style |
| [DllImport("grpc_csharp_ext.dll", EntryPoint = "grpcsharp_server_shutdown_and_notify")] |
| static extern void grpcsharp_server_shutdown_and_notify_CALLBACK(ServerSafeHandle server, [MarshalAs(UnmanagedType.FunctionPtr)] ServerShutdownCallbackDelegate callback); |
| |
| [DllImport("grpc_csharp_ext.dll")] |
| static extern void grpcsharp_server_destroy(IntPtr server); |
| |
| private ServerSafeHandle() |
| { |
| } |
| |
| public static ServerSafeHandle NewServer(CompletionQueueSafeHandle cq, IntPtr args) |
| { |
| // TODO: also grpc_secure_server_create... |
| return grpcsharp_server_create(cq, args); |
| } |
| |
| public int AddPort(string addr) |
| { |
| return grpcsharp_server_add_http2_port(this, addr); |
| } |
| |
| public void Start() |
| { |
| grpcsharp_server_start(this); |
| } |
| |
| public void Shutdown() |
| { |
| grpcsharp_server_shutdown(this); |
| } |
| |
| public void ShutdownAndNotify(ServerShutdownCallbackDelegate callback) |
| { |
| grpcsharp_server_shutdown_and_notify_CALLBACK(this, callback); |
| } |
| |
| public GRPCCallError RequestCall(CompletionQueueSafeHandle cq, CompletionCallbackDelegate callback) |
| { |
| return grpcsharp_server_request_call(this, cq, callback); |
| } |
| |
| protected override bool ReleaseHandle() |
| { |
| grpcsharp_server_destroy(handle); |
| return true; |
| } |
| } |
| } |