jellyfin/Emby.Common.Implementations/IO/SharpCifs/Smb/TransactNamedPipeOutputStream.cs
2017-04-01 20:36:06 -04:00

87 lines
2.6 KiB
C#

// This code is derived from jcifs smb client library <jcifs at samba dot org>
// Ported by J. Arturo <webmaster at komodosoft dot net>
//
// 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.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
namespace SharpCifs.Smb
{
internal class TransactNamedPipeOutputStream : SmbFileOutputStream
{
private string _path;
private SmbNamedPipe _pipe;
private byte[] _tmp = new byte[1];
private bool _dcePipe;
/// <exception cref="System.IO.IOException"></exception>
internal TransactNamedPipeOutputStream(SmbNamedPipe pipe) : base(pipe, false, (pipe
.PipeType & unchecked((int)(0xFFFF00FF))) | SmbFile.OExcl)
{
this._pipe = pipe;
_dcePipe = (pipe.PipeType & SmbNamedPipe.PipeTypeDceTransact) == SmbNamedPipe
.PipeTypeDceTransact;
_path = pipe.Unc;
}
/// <exception cref="System.IO.IOException"></exception>
public override void Close()
{
_pipe.Close();
}
/// <exception cref="System.IO.IOException"></exception>
public override void Write(int b)
{
_tmp[0] = unchecked((byte)b);
Write(_tmp, 0, 1);
}
/// <exception cref="System.IO.IOException"></exception>
public override void Write(byte[] b)
{
Write(b, 0, b.Length);
}
/// <exception cref="System.IO.IOException"></exception>
public override void Write(byte[] b, int off, int len)
{
if (len < 0)
{
len = 0;
}
if ((_pipe.PipeType & SmbNamedPipe.PipeTypeCall) == SmbNamedPipe.PipeTypeCall)
{
_pipe.Send(new TransWaitNamedPipe(_path), new TransWaitNamedPipeResponse());
_pipe.Send(new TransCallNamedPipe(_path, b, off, len), new TransCallNamedPipeResponse
(_pipe));
}
else
{
if ((_pipe.PipeType & SmbNamedPipe.PipeTypeTransact) == SmbNamedPipe.PipeTypeTransact)
{
EnsureOpen();
TransTransactNamedPipe req = new TransTransactNamedPipe(_pipe.Fid, b, off, len);
if (_dcePipe)
{
req.MaxDataCount = 1024;
}
_pipe.Send(req, new TransTransactNamedPipeResponse(_pipe));
}
}
}
}
}