private object DoInput(object[] arguments, Type returnType, HproseResultMode resultMode, Stream istream) { int tag; if (filter != null) { istream = filter.InputFilter(istream); } object result = null; HproseReader hproseReader = new HproseReader(istream, mode); MemoryStream memstream = null; if (resultMode == HproseResultMode.RawWithEndTag || resultMode == HproseResultMode.Raw) { memstream = new MemoryStream(); } while ((tag = istream.ReadByte()) != HproseTags.TagEnd) { switch (tag) { case HproseTags.TagResult: if (resultMode == HproseResultMode.Normal) { hproseReader.Reset(); result = hproseReader.Unserialize(returnType); } else if (resultMode == HproseResultMode.Serialized) { result = hproseReader.ReadRaw(); } else { memstream.WriteByte(HproseTags.TagResult); hproseReader.ReadRaw(memstream); } break; case HproseTags.TagArgument: if (resultMode == HproseResultMode.RawWithEndTag || resultMode == HproseResultMode.Raw) { memstream.WriteByte(HproseTags.TagArgument); hproseReader.ReadRaw(memstream); } else { hproseReader.Reset(); Object[] args = hproseReader.ReadObjectArray(); int length = arguments.Length; if (length > args.Length) { length = args.Length; } Array.Copy(args, 0, arguments, 0, length); } break; case HproseTags.TagError: if (resultMode == HproseResultMode.RawWithEndTag || resultMode == HproseResultMode.Raw) { memstream.WriteByte(HproseTags.TagError); hproseReader.ReadRaw(memstream); } else { hproseReader.Reset(); result = new HproseException(hproseReader.ReadString()); } break; default: throw hproseReader.UnexpectedTag(tag, (char)HproseTags.TagResult + "" + (char)HproseTags.TagArgument + "" + (char)HproseTags.TagError + "" + (char)HproseTags.TagEnd); } } if (resultMode == HproseResultMode.RawWithEndTag || resultMode == HproseResultMode.Raw) { if (resultMode == HproseResultMode.RawWithEndTag) { memstream.WriteByte(HproseTags.TagEnd); } memstream.Position = 0; result = memstream; } return(result); }