| #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.Runtime.InteropServices; |
| using Grpc.Core.Utils; |
| |
| namespace Grpc.Core.Internal |
| { |
| /// <summary> |
| /// grpc_call_error from grpc/grpc.h |
| /// </summary> |
| internal enum GRPCCallError |
| { |
| /* everything went ok */ |
| OK = 0, |
| /* something failed, we don't know what */ |
| Error, |
| /* this method is not available on the server */ |
| NotOnServer, |
| /* this method is not available on the client */ |
| NotOnClient, |
| /* this method must be called before server_accept */ |
| AlreadyAccepted, |
| /* this method must be called before invoke */ |
| AlreadyInvoked, |
| /* this method must be called after invoke */ |
| NotInvoked, |
| /* this call is already finished |
| (writes_done or write_status has already been called) */ |
| AlreadyFinished, |
| /* there is already an outstanding read/write operation on the call */ |
| TooManyOperations, |
| /* the flags value was illegal for this call */ |
| InvalidFlags |
| } |
| |
| internal static class CallErrorExtensions |
| { |
| /// <summary> |
| /// Checks the call API invocation's result is OK. |
| /// </summary> |
| public static void CheckOk(this GRPCCallError callError) |
| { |
| Preconditions.CheckState(callError == GRPCCallError.OK, "Call error: " + callError); |
| } |
| } |
| |
| /// <summary> |
| /// grpc_completion_type from grpc/grpc.h |
| /// </summary> |
| internal enum GRPCCompletionType |
| { |
| /* Shutting down */ |
| Shutdown, |
| |
| /* No event before timeout */ |
| Timeout, |
| |
| /* operation completion */ |
| OpComplete |
| } |
| } |