public bool ReadFrame(out PipeFrame frame) { if (!this.IsConnected) { throw new InvalidPipeException("Cannot read Native Stream as pipe is not connected"); } int count = NativePipe.ReadFrame(this._buffer, this._buffer.Length); if (count <= 0) { this._lasterr = NativePipe.PipeReadError.ReadEmptyMessage; if (count < 0) { this._lasterr = (NativePipe.PipeReadError)count; this.Logger.Error("Native pipe failed to read: {0}", (object)this._lasterr.ToString()); this.Close(); } frame = new PipeFrame(); return(false); } using (MemoryStream memoryStream = new MemoryStream(this._buffer, 0, count)) { frame = new PipeFrame(); if (frame.ReadStream((Stream)memoryStream) && frame.Length != 0U) { return(true); } this.Logger.Error("Pipe failed to read from the data received by the stream."); return(false); } }
/// <summary> /// Attempts to read a frame /// </summary> /// <param name="frame"></param> /// <returns></returns> public bool ReadFrame(out PipeFrame frame) { //Make sure we are connected if (!IsConnected) { throw new InvalidPipeException("Cannot read Native Stream as pipe is not connected"); } //Try and read the frame from the native pipe int bytesRead = NativePipe.ReadFrame(_buffer, _buffer.Length); if (bytesRead <= 0) { //Update the error message _lasterr = NativePipe.PipeReadError.ReadEmptyMessage; //A error actively occured. If it is 0 we just read no bytes. if (bytesRead < 0) { //We have a pretty bad error, we will log it for prosperity. _lasterr = (NativePipe.PipeReadError)bytesRead; Logger.Error("Native pipe failed to read: {0}", _lasterr.ToString()); //Close this pipe this.Close(); } //Return a empty frame and return false (read failure). frame = default(PipeFrame); return(false); } //Parse the pipe using (MemoryStream stream = new MemoryStream(_buffer, 0, bytesRead)) { //Try to parse the stream frame = new PipeFrame(); if (frame.ReadStream(stream) && frame.Length != 0) { return(true); } //We failed Logger.Error("Pipe failed to read from the data received by the stream."); return(false); } }
public bool ReadFrame(out PipeFrame frame) { //Make sure we are connected if (!IsConnected) { throw new InvalidPipeException("Cannot read Native Stream as pipe is not connected"); } //Try and read the frame from the native pipe int bytesRead = NativePipe.ReadFrame(_buffer, _buffer.Length); if (bytesRead <= 0) { //A error actively occured. If it is 0 we just read no bytes. if (bytesRead < 0) { Logger.Error("Native pipe failed to read. Err: {0}", bytesRead); } frame = default(PipeFrame); return(false); } //Parse the pipe using (MemoryStream stream = new MemoryStream(_buffer, 0, bytesRead)) { //Try to parse the stream frame = new PipeFrame(); if (frame.ReadStream(stream) && frame.Length != 0) { return(true); } //We failed Logger.Error("Pipe failed to read from the data received by the stream."); return(false); } }