Imported Upstream version 5.4.0.167

Former-commit-id: 5624ac747d633e885131e8349322922b6a59baaa

external/api-doc-tools/mdoc/Mono.Rocks/StreamRocks.cs

@@ -0,0 +1,53 @@
+//
+// Stream.cs
+//
+// Authors:
+//   Jonathan Pryor  <jpryor@novell.com>
+//   Bojan Rajkovic  <bojanr@brandeis.edu>
+//
+// Copyright (c) 2008 Novell, Inc. (http://www.novell.com)
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.IO;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace Mono.Rocks {
+
+	public static class StreamRocks {
+
+		public static void WriteTo (this Stream self, Stream destination)
+		{
+			Check.Self (self);
+			Check.Destination (destination);
+
+			int size = self.CanSeek
+				? (int) System.Math.Min (self.Length - self.Position, 4096)
+				: 4096;
+			byte[] buf = new byte [size];
+			int r;
+			while ((r = self.Read (buf, 0, buf.Length)) > 0)
+				destination.Write (buf, 0, r);
+		}
+	}
+}