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// BZip2.cs
//
// Copyright (C) 2001 Mike Krueger
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// Linking this library statically or dynamically with other modules is
// making a combined work based on this library. Thus, the terms and
// conditions of the GNU General Public License cover the whole
// combination.
//
// As a special exception, the copyright holders of this library give you
// permission to link this library with independent modules to produce an
// executable, regardless of the license terms of these independent
// modules, and to copy and distribute the resulting executable under
// terms of your choice, provided that you also meet, for each linked
// independent module, the terms and conditions of the license of that
// module. An independent module is a module which is not derived from
// or based on this library. If you modify this library, you may extend
// this exception to your version of the library, but you are not
// obligated to do so. If you do not wish to do so, delete this
// exception statement from your version.
using System;
using System.IO;
namespace ICSharpCode.SharpZipLib.BZip2
{
/// <summary>
/// A helper class to simplify compressing and decompressing streams.
/// </summary>
public sealed class BZip2
{
/// <summary>
/// Decompress <paramref name="inStream">input</paramref> writing
/// decompressed data to the <paramref name="outStream">output stream</paramref>
/// </summary>
/// <param name="inStream">The stream containing data to decompress.</param>
/// <param name="outStream">The stream to write decompressed data to.</param>
/// <remarks>Both streams are closed on completion</remarks>
public static void Decompress(Stream inStream, Stream outStream)
{
if ( inStream == null ) {
throw new ArgumentNullException("inStream");
}
if ( outStream == null ) {
throw new ArgumentNullException("outStream");
}
using ( outStream ) {
using ( BZip2InputStream bzis = new BZip2InputStream(inStream) ) {
int ch = bzis.ReadByte();
while (ch != -1) {
outStream.WriteByte((byte)ch);
ch = bzis.ReadByte();
}
}
}
}
/// <summary>
/// Compress <paramref name="inStream">input stream</paramref> sending
/// result to <paramref name="outStream">output stream</paramref>
/// </summary>
/// <param name="inStream">The stream to compress.</param>
/// <param name="outStream">The stream to write compressed data to.</param>
/// <param name="blockSize">The block size to use.</param>
/// <remarks>Both streams are closed on completion</remarks>
public static void Compress(Stream inStream, Stream outStream, int blockSize)
{
if ( inStream == null ) {
throw new ArgumentNullException("inStream");
}
if ( outStream == null ) {
throw new ArgumentNullException("outStream");
}
using ( inStream ) {
using (BZip2OutputStream bzos = new BZip2OutputStream(outStream, blockSize)) {
int ch = inStream.ReadByte();
while (ch != -1) {
bzos.WriteByte((byte)ch);
ch = inStream.ReadByte();
}
}
}
}
/// <summary>
/// Initialise a default instance of this class.
/// </summary>
BZip2()
{
}
}
}
/* derived from a file which contained this license :
* Copyright (c) 1999-2001 Keiron Liddle, Aftex Software
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
*/
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Got my first computer in the 90's and loved it even though it sounded like a coffeemaker.
Now getting paid for designing cool applications, and drinks the coffee instead of listening to it being made.