117 lines
2.3 KiB
C#
117 lines
2.3 KiB
C#
using System;
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using System.IO;
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namespace Tamir.SharpSsh.jsch
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{
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internal class OutputStreamPut : java.io.OutputStream
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{
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ChannelSftp sftp;
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byte[] handle;
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long[] _offset;
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SftpProgressMonitor monitor;
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private bool init=true;
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private int[] ackid=new int[1];
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private int startid=0;
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private int _ackid=0;
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private int ackcount=0;
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private ChannelSftp.Header header=new ChannelSftp.Header();
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internal OutputStreamPut
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(ChannelSftp sftp,
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byte[] handle,
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long[] _offset,
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SftpProgressMonitor monitor):base()
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{
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this.sftp=sftp;
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this.handle=handle;
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this._offset=_offset;
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this.monitor=monitor;
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}
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public override void Write(byte[] d, int s, int len)
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{
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if(init)
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{
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startid=sftp.seq;
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_ackid=sftp.seq;
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init=false;
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}
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try
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{
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int _len=len;
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while(_len>0)
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{
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int sent=sftp.sendWRITE(handle, _offset[0], d, s, _len);
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_offset[0]+=sent;
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s+=sent;
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_len-=sent;
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if((sftp.seq-1)==startid ||
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sftp.io.ins.available()>=1024)
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{
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while(sftp.io.ins.available()>0)
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{
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if(sftp.checkStatus(ackid, header))
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{
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_ackid=ackid[0];
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if(startid>_ackid || _ackid>sftp.seq-1)
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{
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throw new SftpException(ChannelSftp.SSH_FX_FAILURE, "");
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}
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ackcount++;
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}
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else
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{
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break;
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}
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}
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}
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}
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if(monitor!=null && !monitor.count(len))
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{
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close();
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throw new IOException("canceled");
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}
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}
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catch(IOException e){ throw e; }
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catch(Exception e){ throw new IOException(e.ToString()); }
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}
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byte[] _data=new byte[1];
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public void write(int foo)
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{
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_data[0]=(byte)foo;
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Write(_data, 0, 1);
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}
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public override void Close()
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{
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if(!init)
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{
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try
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{
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int _ackcount=sftp.seq-startid;
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while(_ackcount>ackcount)
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{
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if(!sftp.checkStatus(null, header))
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{
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break;
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}
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ackcount++;
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}
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}
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catch(SftpException e)
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{
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throw new IOException(e.toString());
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}
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}
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if(monitor!=null)monitor.end();
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try{ sftp._sendCLOSE(handle, header); }
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catch(IOException e){ throw e; }
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catch(Exception e)
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{
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throw new IOException(e.ToString());
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}
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}
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}
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}
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