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  • Committer: Bazaar Package Importer
  • Author(s): Jo Shields
  • Date: 2011-06-27 17:03:13 UTC
  • mto: (1.8.1 upstream)
  • mto: This revision was merged to the branch mainline in revision 54.
  • Revision ID: james.westby@ubuntu.com-20110627170313-6cvz3s19x6e9hqe9
Import upstream version 2.5.92+dfsg

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contrib/NSch/NSch/IO.cs
 
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/*
 
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Copyright (c) 2006-2010 ymnk, JCraft,Inc. All rights reserved.
 
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Redistribution and use in source and binary forms, with or without
 
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modification, are permitted provided that the following conditions are met:
 
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  1. Redistributions of source code must retain the above copyright notice,
 
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     this list of conditions and the following disclaimer.
 
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  2. Redistributions in binary form must reproduce the above copyright 
 
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     notice, this list of conditions and the following disclaimer in 
 
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     the documentation and/or other materials provided with the distribution.
 
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  3. The names of the authors may not be used to endorse or promote products
 
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     derived from this software without specific prior written permission.
 
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
 
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 
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FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JCRAFT,
 
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INC. OR ANY CONTRIBUTORS TO THIS SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT,
 
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
 
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OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 
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EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
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This code is based on jsch (http://www.jcraft.com/jsch).
 
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All credit should go to the authors of jsch.
 
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*/
 
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using System;
 
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using System.IO;
 
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using NSch;
 
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using Sharpen;
 
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namespace NSch
 
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{
 
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        public class IO
 
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        {
 
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                internal InputStream @in;
 
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                internal OutputStream @out;
 
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                internal OutputStream out_ext;
 
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                private bool in_dontclose = false;
 
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                private bool out_dontclose = false;
 
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                private bool out_ext_dontclose = false;
 
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                internal virtual void SetOutputStream(OutputStream @out)
 
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                {
 
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                        this.@out = @out;
 
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                }
 
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                internal virtual void SetOutputStream(OutputStream @out, bool dontclose)
 
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                {
 
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                        this.out_dontclose = dontclose;
 
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                        SetOutputStream(@out);
 
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                }
 
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                internal virtual void SetExtOutputStream(OutputStream @out)
 
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                {
 
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                        this.out_ext = @out;
 
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                }
 
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                internal virtual void SetExtOutputStream(OutputStream @out, bool dontclose)
 
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                {
 
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                        this.out_ext_dontclose = dontclose;
 
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                        SetExtOutputStream(@out);
 
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                }
 
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                internal virtual void SetInputStream(InputStream @in)
 
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                {
 
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                        this.@in = @in;
 
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                }
 
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                internal virtual void SetInputStream(InputStream @in, bool dontclose)
 
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                {
 
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                        this.in_dontclose = dontclose;
 
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                        SetInputStream(@in);
 
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                }
 
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                /// <exception cref="System.IO.IOException"></exception>
 
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                /// <exception cref="System.Net.Sockets.SocketException"></exception>
 
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                public virtual void Put(Packet p)
 
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                {
 
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                        @out.Write(p.buffer.buffer, 0, p.buffer.index);
 
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                        @out.Flush();
 
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                }
 
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                /// <exception cref="System.IO.IOException"></exception>
 
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                internal virtual void Put(byte[] array, int begin, int length)
 
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                {
 
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                        @out.Write(array, begin, length);
 
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                        @out.Flush();
 
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                }
 
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                /// <exception cref="System.IO.IOException"></exception>
 
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                internal virtual void Put_ext(byte[] array, int begin, int length)
 
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                {
 
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                        out_ext.Write(array, begin, length);
 
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                        out_ext.Flush();
 
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                }
 
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                /// <exception cref="System.IO.IOException"></exception>
 
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                internal virtual int GetByte()
 
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                {
 
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                        return @in.Read();
 
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                }
 
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                /// <exception cref="System.IO.IOException"></exception>
 
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                internal virtual void GetByte(byte[] array)
 
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                {
 
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                        GetByte(array, 0, array.Length);
 
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                }
 
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                /// <exception cref="System.IO.IOException"></exception>
 
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                internal virtual void GetByte(byte[] array, int begin, int length)
 
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                {
 
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                        do
 
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                        {
 
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                                int completed = @in.Read(array, begin, length);
 
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                                if (completed < 0)
 
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                                {
 
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                                        throw new IOException("End of IO Stream Read");
 
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                                }
 
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                                begin += completed;
 
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                                length -= completed;
 
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                        }
 
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                        while (length > 0);
 
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                }
 
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                internal virtual void Out_close()
 
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                {
 
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                        try
 
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                        {
 
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                                if (@out != null && !out_dontclose)
 
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                                {
 
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                                        @out.Close();
 
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                                }
 
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                                @out = null;
 
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                        }
 
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                        catch (Exception)
 
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                        {
 
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                        }
 
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                }
 
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                public virtual void Close()
 
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                {
 
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                        try
 
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                        {
 
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                                if (@in != null && !in_dontclose)
 
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                                {
 
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                                        @in.Close();
 
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                                }
 
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                                @in = null;
 
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                        }
 
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                        catch (Exception)
 
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                        {
 
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                        }
 
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                        Out_close();
 
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                        try
 
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                        {
 
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                                if (out_ext != null && !out_ext_dontclose)
 
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                                {
 
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                                        out_ext.Close();
 
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                                }
 
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                                out_ext = null;
 
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                        }
 
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                        catch (Exception)
 
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                        {
 
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                        }
 
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                }
 
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        }
 
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}