moved

svn path=/trunk/mcs/; revision=138304

1 files changed, 138 insertions, 0 deletions

diff --git a/mcs/class/System/System.IO.Compression/GZipStream.cs b/mcs/class/System/System.IO.Compression/GZipStream.cs
new file mode 100644
index 00000000000..183bd722a4e
--- /dev/null
+++ b/mcs/class/System/System.IO.Compression/GZipStream.cs
@@ -0,0 +1,138 @@
+/* -*- Mode: csharp; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+// 
+// GZipStream.cs
+//
+// Authors:
+//	Christopher James Lahey <clahey@ximian.com>
+//
+// Copyright (C) 2004-2005 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.
+//
+
+#if NET_2_0
+using System;
+using System.IO;
+using System.Runtime.InteropServices;
+using System.Runtime.Remoting.Messaging;
+
+namespace System.IO.Compression {
+
+	public class GZipStream : Stream
+	{
+		private DeflateStream deflateStream;
+
+		public GZipStream (Stream compressedStream, CompressionMode mode) :
+			this (compressedStream, mode, false) {
+		}
+
+		public GZipStream (Stream compressedStream, CompressionMode mode, bool leaveOpen) {
+			this.deflateStream = new DeflateStream (compressedStream, mode, leaveOpen, true);
+		}
+
+		protected override void Dispose (bool disposing)
+		{
+			if (disposing)
+				deflateStream.Dispose ();
+			base.Dispose (disposing);
+		}
+
+		public override int Read (byte[] dest, int dest_offset, int count)
+		{
+			return deflateStream.Read(dest, dest_offset, count);
+		}
+
+
+		public override void Write (byte[] src, int src_offset, int count)
+		{
+			deflateStream.Write (src, src_offset, count);
+		}
+
+		public override void Flush() {
+			deflateStream.Flush();
+		}
+
+		public override long Seek (long offset, SeekOrigin origin) {
+			return deflateStream.Seek (offset, origin);
+		}
+
+		public override void SetLength (long value) {
+			deflateStream.SetLength (value);
+		}
+
+		public override IAsyncResult BeginRead (byte [] buffer, int offset, int count,
+							AsyncCallback cback, object state)
+		{
+			return deflateStream.BeginRead (buffer, offset, count, cback, state);
+		}
+
+		public override IAsyncResult BeginWrite (byte [] buffer, int offset, int count,
+							AsyncCallback cback, object state)
+		{
+			return deflateStream.BeginWrite (buffer, offset, count, cback, state);
+		}
+
+		public override int EndRead(IAsyncResult async_result) {
+			return deflateStream.EndRead (async_result);
+		}
+
+		public override void EndWrite (IAsyncResult async_result)
+		{
+			deflateStream.EndWrite (async_result);
+		}
+
+		public Stream BaseStream {
+			get {
+				return deflateStream.BaseStream;
+			}
+		}
+		public override bool CanRead {
+			get {
+				return deflateStream.CanRead;
+			}
+		}
+		public override bool CanSeek {
+			get {
+				return deflateStream.CanSeek;
+			}
+		}
+		public override bool CanWrite {
+			get {
+				return deflateStream.CanWrite;
+			}
+		}
+		public override long Length {
+			get {
+				return deflateStream.Length;
+			}
+		}
+		public override long Position {
+			get {
+				return deflateStream.Position;
+			}
+			set {
+				deflateStream.Position = value;
+			}
+		}
+	}
+}
+
+#endif