From 62a4f6dbd37621f10f177c799c521b7c7bb4253a Mon Sep 17 00:00:00 2001
From: ericvbrumfield <ericvbrumfield@gmail.com>
Date: Wed, 15 Mar 2017 11:26:21 -0400
Subject: [PATCH 1/5] Issue #193 Adding ISftpClient interface to SftpClient for
 mocking and testing purposes.

---
 .../Renci.SshNet.NET35.csproj                 |    5 +-
 src/Renci.SshNet/ISftpClient.cs               | 1066 +++++++++++++++++
 src/Renci.SshNet/Renci.SshNet.csproj          |    1 +
 src/Renci.SshNet/SftpClient.cs                |    2 +-
 4 files changed, 1072 insertions(+), 2 deletions(-)
 create mode 100644 src/Renci.SshNet/ISftpClient.cs

diff --git a/src/Renci.SshNet.NET35/Renci.SshNet.NET35.csproj b/src/Renci.SshNet.NET35/Renci.SshNet.NET35.csproj
index b7024bcd4..c02e40c2d 100644
--- a/src/Renci.SshNet.NET35/Renci.SshNet.NET35.csproj
+++ b/src/Renci.SshNet.NET35/Renci.SshNet.NET35.csproj
@@ -314,6 +314,9 @@
     <Compile Include="..\Renci.SshNet\ISession.cs">
       <Link>ISession.cs</Link>
     </Compile>
+    <Compile Include="..\Renci.SshNet\ISftpClient.cs">
+      <Link>ISftpClient.cs</Link>
+    </Compile>
     <Compile Include="..\Renci.SshNet\ISubsystemSession.cs">
       <Link>ISubsystemSession.cs</Link>
     </Compile>
@@ -947,7 +950,7 @@
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <ProjectExtensions>
     <VisualStudio>
-      <UserProperties ProjectLinkerExcludeFilter="\\?desktop(\\.*)?$;\\?silverlight(\\.*)?$;\.desktop;\.silverlight;\.xaml;^service references(\\.*)?$;\.clientconfig;^web references(\\.*)?$" ProjectLinkReference="2f5f8c90-0bd1-424f-997c-7bc6280919d1" />
+      <UserProperties ProjectLinkReference="2f5f8c90-0bd1-424f-997c-7bc6280919d1" ProjectLinkerExcludeFilter="\\?desktop(\\.*)?$;\\?silverlight(\\.*)?$;\.desktop;\.silverlight;\.xaml;^service references(\\.*)?$;\.clientconfig;^web references(\\.*)?$" />
     </VisualStudio>
   </ProjectExtensions>
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
diff --git a/src/Renci.SshNet/ISftpClient.cs b/src/Renci.SshNet/ISftpClient.cs
new file mode 100644
index 000000000..2c8bbcf4b
--- /dev/null
+++ b/src/Renci.SshNet/ISftpClient.cs
@@ -0,0 +1,1066 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+using Renci.SshNet.Sftp;
+using Renci.SshNet.Common;
+
+namespace Renci.SshNet
+{
+    /// <summary>
+    /// Implementation of the SSH File Transfer Protocol (SFTP) over SSH.
+    /// </summary>
+    public interface ISftpClient
+    {
+        /// <summary>
+        /// Gets or sets the maximum size of the buffer in bytes.
+        /// </summary>
+        /// <value>
+        /// The size of the buffer. The default buffer size is 32768 bytes (32 KB).
+        /// </value>
+        /// <remarks>
+        /// <para>
+        /// For write operations, this limits the size of the payload for
+        /// individual SSH_FXP_WRITE messages. The actual size is always
+        /// capped at the maximum packet size supported by the peer
+        /// (minus the size of protocol fields).
+        /// </para>
+        /// <para>
+        /// For read operations, this controls the size of the payload which
+        /// is requested from the peer in each SSH_FXP_READ message. The peer
+        /// will send the requested number of bytes in one or more SSH_FXP_DATA
+        /// messages. To optimize the size of the SSH packets sent by the peer,
+        /// the actual requested size will take into account the size of the
+        /// SSH_FXP_DATA protocol fields.
+        /// </para>
+        /// <para>
+        /// The size of the each indivual SSH_FXP_DATA message is limited to the
+        /// local maximum packet size of the channel, which is set to <c>64 KB</c>
+        /// for SSH.NET. However, the peer can limit this even further.
+        /// </para>
+        /// </remarks>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        uint BufferSize { get; set; }
+        
+        /// <summary>
+        /// Gets or sets the operation timeout.
+        /// </summary>
+        /// <value>
+        /// The timeout to wait until an operation completes. The default value is negative
+        /// one (-1) milliseconds, which indicates an infinite timeout period.
+        /// </value>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        TimeSpan OperationTimeout { get; set; }
+
+        /// <summary>
+        /// Gets sftp protocol version.
+        /// </summary>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        int ProtocolVersion { get; }
+
+        /// <summary>
+        /// Gets remote working directory.
+        /// </summary>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        string WorkingDirectory { get; }
+
+        /// <summary>
+        /// Appends lines to a file, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to append the lines to. The file is created if it does not already exist.</param>
+        /// <param name="contents">The lines to append to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is<b>null</b> <para>-or-</para> <paramref name="contents"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void AppendAllLines(string path, IEnumerable<string> contents);
+
+        /// <summary>
+        /// Appends lines to a file by using a specified encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to append the lines to. The file is created if it does not already exist.</param>
+        /// <param name="contents">The lines to append to the file.</param>
+        /// <param name="encoding">The character encoding to use.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>. <para>-or-</para> <paramref name="contents"/> is <b>null</b>. <para>-or-</para> <paramref name="encoding"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void AppendAllLines(string path, IEnumerable<string> contents, Encoding encoding);
+
+        /// <summary>
+        /// Appends the specified string to the file, and closes the file. 
+        /// </summary>
+        /// <param name="path">The file to append the specified string to.</param>
+        /// <param name="contents">The string to append to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>. <para>-or-</para> <paramref name="contents"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void AppendAllText(string path, string contents);
+
+        /// <summary>
+        /// Appends the specified string to the file, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to append the specified string to.</param>
+        /// <param name="contents">The string to append to the file.</param>
+        /// <param name="encoding">The character encoding to use.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>. <para>-or-</para> <paramref name="contents"/> is <b>null</b>. <para>-or-</para> <paramref name="encoding"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void AppendAllText(string path, string contents, Encoding encoding);
+
+        /// <summary>
+        /// Creates a <see cref="StreamWriter"/> that appends UTF-8 encoded text to an existing file.
+        /// </summary>
+        /// <param name="path">The path to the file to append to.</param>
+        /// <returns>
+        /// A <see cref="StreamWriter"/> that appends UTF-8 encoded text to an existing file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        StreamWriter AppendText(string path);
+
+        /// <summary>
+        /// Creates a <see cref="StreamWriter"/> that appends text to an existing file using the specified encoding.
+        /// </summary>
+        /// <param name="path">The path to the file to append to.</param>
+        /// <param name="encoding">The character encoding to use.</param>
+        /// <returns>
+        /// A <see cref="StreamWriter"/> that appends text to an existing file using the specified encoding.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>. <para>-or-</para> <paramref name="encoding"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        StreamWriter AppendText(string path, Encoding encoding);
+
+        /// <summary>
+        /// Begins an asynchronous file downloading into the stream.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <param name="output">The output.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="output" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to perform the operation was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="output" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        IAsyncResult BeginDownloadFile(string path, Stream output);
+
+        /// <summary>
+        /// Begins an asynchronous file downloading into the stream.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <param name="output">The output.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="output" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to perform the operation was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="output" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        IAsyncResult BeginDownloadFile(string path, Stream output, AsyncCallback asyncCallback);
+
+        /// <summary>
+        /// Begins an asynchronous file downloading into the stream.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <param name="output">The output.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <param name="state">A user-provided object that distinguishes this particular asynchronous write request from other requests.</param>
+        /// <param name="downloadCallback">The download callback.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="output" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="output" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        IAsyncResult BeginDownloadFile(string path, Stream output, AsyncCallback asyncCallback, object state, Action<ulong> downloadCallback = null);
+
+        /// <summary>
+        /// Begins an asynchronous operation of retrieving list of files in remote directory.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <param name="state">A user-provided object that distinguishes this particular asynchronous write request from other requests.</param>
+        /// <param name="listCallback">The list callback.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        IAsyncResult BeginListDirectory(string path, AsyncCallback asyncCallback, object state, Action<int> listCallback = null);
+
+        /// <summary>
+        /// Begins the synchronize directories.
+        /// </summary>
+        /// <param name="sourcePath">The source path.</param>
+        /// <param name="destinationPath">The destination path.</param>
+        /// <param name="searchPattern">The search pattern.</param>
+        /// <param name="asyncCallback">The async callback.</param>
+        /// <param name="state">The state.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that represents the asynchronous directory synchronization.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="sourcePath"/> is <c>null</c>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="destinationPath"/> is <c>null</c> or contains only whitespace.</exception>
+        IAsyncResult BeginSynchronizeDirectories(string sourcePath, string destinationPath, string searchPattern, AsyncCallback asyncCallback, object state);
+
+        /// <summary>
+        /// Begins an asynchronous uploading the stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to list the contents of the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </para>
+        /// <para>
+        /// If the remote file already exists, it is overwritten and truncated.
+        /// </para>
+        /// </remarks>
+        IAsyncResult BeginUploadFile(Stream input, string path);
+
+        /// <summary>
+        /// Begins an asynchronous uploading the stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to list the contents of the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </para>
+        /// <para>
+        /// If the remote file already exists, it is overwritten and truncated.
+        /// </para>
+        /// </remarks>
+        IAsyncResult BeginUploadFile(Stream input, string path, AsyncCallback asyncCallback);
+
+        /// <summary>
+        /// Begins an asynchronous uploading the stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <param name="state">A user-provided object that distinguishes this particular asynchronous write request from other requests.</param>
+        /// <param name="uploadCallback">The upload callback.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to list the contents of the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </para>
+        /// <para>
+        /// If the remote file already exists, it is overwritten and truncated.
+        /// </para>
+        /// </remarks>
+        IAsyncResult BeginUploadFile(Stream input, string path, AsyncCallback asyncCallback, object state, Action<ulong> uploadCallback = null);
+
+        /// <summary>
+        /// Begins an asynchronous uploading the stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <param name="canOverride">Specified whether an existing file can be overwritten.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <param name="state">A user-provided object that distinguishes this particular asynchronous write request from other requests.</param>
+        /// <param name="uploadCallback">The upload callback.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </para>
+        /// <para>
+        /// When <paramref name="path"/> refers to an existing file, set <paramref name="canOverride"/> to <c>true</c> to overwrite and truncate that file.
+        /// If <paramref name="canOverride"/> is <c>false</c>, the upload will fail and <see cref="EndUploadFile(IAsyncResult)"/> will throw an
+        /// <see cref="SshException"/>.
+        /// </para>
+        /// </remarks>
+        IAsyncResult BeginUploadFile(Stream input, string path, bool canOverride, AsyncCallback asyncCallback, object state, Action<ulong> uploadCallback = null);
+
+        /// <summary>
+        /// Changes remote directory to path.
+        /// </summary>
+        /// <param name="path">New directory path.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to change directory denied by remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void ChangeDirectory(string path);
+
+        /// <summary>
+        /// Changes permissions of file(s) to specified mode.
+        /// </summary>
+        /// <param name="path">File(s) path, may match multiple files.</param>
+        /// <param name="mode">The mode.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to change permission on the path(s) was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void ChangePermissions(string path, short mode);
+
+        /// <summary>
+        /// Creates or overwrites a file in the specified path.
+        /// </summary>
+        /// <param name="path">The path and name of the file to create.</param>
+        /// <returns>
+        /// A <see cref="SftpFileStream"/> that provides read/write access to the file specified in path.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// If the target file already exists, it is first truncated to zero bytes.
+        /// </remarks>
+        SftpFileStream Create(string path);
+
+        /// <summary>
+        /// Creates or overwrites the specified file.
+        /// </summary>
+        /// <param name="path">The path and name of the file to create.</param>
+        /// <param name="bufferSize">The maximum number of bytes buffered for reads and writes to the file.</param>
+        /// <returns>
+        /// A <see cref="SftpFileStream"/> that provides read/write access to the file specified in path.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// If the target file already exists, it is first truncated to zero bytes.
+        /// </remarks>
+        SftpFileStream Create(string path, int bufferSize);
+
+        /// <summary>
+        /// Creates remote directory specified by path.
+        /// </summary>
+        /// <param name="path">Directory path to create.</param>
+        /// <exception cref="ArgumentException"><paramref name="path"/> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to create the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void CreateDirectory(string path);
+
+        /// <summary>
+        /// Creates or opens a file for writing UTF-8 encoded text.
+        /// </summary>
+        /// <param name="path">The file to be opened for writing.</param>
+        /// <returns>
+        /// A <see cref="StreamWriter"/> that writes to the specified file using UTF-8 encoding.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        StreamWriter CreateText(string path);
+
+        /// <summary>
+        /// Creates or opens a file for writing text using the specified encoding.
+        /// </summary>
+        /// <param name="path">The file to be opened for writing.</param>
+        /// <param name="encoding">The character encoding to use.</param>
+        /// <returns>
+        /// A <see cref="StreamWriter"/> that writes to the specified file using the specified encoding.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        StreamWriter CreateText(string path, Encoding encoding);
+
+        /// <summary>
+        /// Deletes the specified file or directory.
+        /// </summary>
+        /// <param name="path">The name of the file or directory to be deleted. Wildcard characters are not supported.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void Delete(string path);
+
+        /// <summary>
+        /// Deletes remote directory specified by path.
+        /// </summary>
+        /// <param name="path">Directory to be deleted path.</param>
+        /// <exception cref="ArgumentException"><paramref name="path"/> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to delete the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void DeleteDirectory(string path);
+
+        /// <summary>
+        /// Deletes remote file specified by path.
+        /// </summary>
+        /// <param name="path">File to be deleted path.</param>
+        /// <exception cref="ArgumentException"><paramref name="path"/> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to delete the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void DeleteFile(string path);
+
+        /// <summary>
+        /// Downloads remote file specified by the path into the stream.
+        /// </summary>
+        /// <param name="path">File to download.</param>
+        /// <param name="output">Stream to write the file into.</param>
+        /// <param name="downloadCallback">The download callback.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="output" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to perform the operation was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>/// 
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="output" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        void DownloadFile(string path, Stream output, Action<ulong> downloadCallback = null);
+
+        /// <summary>
+        /// Ends an asynchronous file downloading into the stream.
+        /// </summary>
+        /// <param name="asyncResult">The pending asynchronous SFTP request.</param>
+        /// <exception cref="ArgumentException">The <see cref="IAsyncResult"/> object did not come from the corresponding async method on this type.<para>-or-</para><see cref="EndDownloadFile(IAsyncResult)"/> was called multiple times with the same <see cref="IAsyncResult"/>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to perform the operation was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SftpPathNotFoundException">The path was not found on the remote host.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        void EndDownloadFile(IAsyncResult asyncResult);
+
+        /// <summary>
+        /// Ends an asynchronous operation of retrieving list of files in remote directory.
+        /// </summary>
+        /// <param name="asyncResult">The pending asynchronous SFTP request.</param>
+        /// <returns>
+        /// A list of files.
+        /// </returns>
+        /// <exception cref="ArgumentException">The <see cref="IAsyncResult"/> object did not come from the corresponding async method on this type.<para>-or-</para><see cref="EndListDirectory(IAsyncResult)"/> was called multiple times with the same <see cref="IAsyncResult"/>.</exception>
+        IEnumerable<SftpFile> EndListDirectory(IAsyncResult asyncResult);
+
+        /// <summary>
+        /// Ends the synchronize directories.
+        /// </summary>
+        /// <param name="asyncResult">The async result.</param>
+        /// <returns>
+        /// A list of uploaded files.
+        /// </returns>
+        /// <exception cref="ArgumentException">The <see cref="IAsyncResult"/> object did not come from the corresponding async method on this type.<para>-or-</para><see cref="EndSynchronizeDirectories(IAsyncResult)"/> was called multiple times with the same <see cref="IAsyncResult"/>.</exception>
+        /// <exception cref="SftpPathNotFoundException">The destination path was not found on the remote host.</exception>
+        IEnumerable<FileInfo> EndSynchronizeDirectories(IAsyncResult asyncResult);
+
+        /// <summary>
+        /// Ends an asynchronous uploading the stream into remote file.
+        /// </summary>
+        /// <param name="asyncResult">The pending asynchronous SFTP request.</param>
+        /// <exception cref="ArgumentException">The <see cref="IAsyncResult"/> object did not come from the corresponding async method on this type.<para>-or-</para><see cref="EndUploadFile(IAsyncResult)"/> was called multiple times with the same <see cref="IAsyncResult"/>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The directory of the file was not found on the remote host.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to upload the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        void EndUploadFile(IAsyncResult asyncResult);
+
+        /// <summary>
+        /// Checks whether file or directory exists;
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <returns>
+        /// <c>true</c> if directory or file exists; otherwise <c>false</c>.
+        /// </returns>
+        /// <exception cref="ArgumentException"><paramref name="path"/> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to perform the operation was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        bool Exists(string path);
+
+        /// <summary>
+        /// Gets reference to remote file or directory.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <returns>
+        /// A reference to <see cref="SftpFile"/> file object.
+        /// </returns>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="path" /> is <b>null</b>.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFile Get(string path);
+
+        /// <summary>
+        /// Gets the <see cref="SftpFileAttributes"/> of the file on the path.
+        /// </summary>
+        /// <param name="path">The path to the file.</param>
+        /// <returns>
+        /// The <see cref="SftpFileAttributes"/> of the file on the path.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFileAttributes GetAttributes(string path);
+
+        /// <summary>
+        /// Returns the date and time the specified file or directory was last accessed.
+        /// </summary>
+        /// <param name="path">The file or directory for which to obtain access date and time information.</param>
+        /// <returns>
+        /// A <see cref="DateTime"/> structure set to the date and time that the specified file or directory was last accessed.
+        /// This value is expressed in local time.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        DateTime GetLastAccessTime(string path);
+
+        /// <summary>
+        /// Returns the date and time, in coordinated universal time (UTC), that the specified file or directory was last accessed.
+        /// </summary>
+        /// <param name="path">The file or directory for which to obtain access date and time information.</param>
+        /// <returns>
+        /// A <see cref="DateTime"/> structure set to the date and time that the specified file or directory was last accessed.
+        /// This value is expressed in UTC time.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        DateTime GetLastAccessTimeUtc(string path);
+
+        /// <summary>
+        /// Returns the date and time the specified file or directory was last written to.
+        /// </summary>
+        /// <param name="path">The file or directory for which to obtain write date and time information.</param>
+        /// <returns>
+        /// A <see cref="DateTime"/> structure set to the date and time that the specified file or directory was last written to.
+        /// This value is expressed in local time.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        DateTime GetLastWriteTime(string path);
+
+        /// <summary>
+        /// Returns the date and time, in coordinated universal time (UTC), that the specified file or directory was last written to.
+        /// </summary>
+        /// <param name="path">The file or directory for which to obtain write date and time information.</param>
+        /// <returns>
+        /// A <see cref="DateTime"/> structure set to the date and time that the specified file or directory was last written to.
+        /// This value is expressed in UTC time.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        DateTime GetLastWriteTimeUtc(string path);
+
+        /// <summary>
+        /// Gets status using statvfs@openssh.com request.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <returns>
+        /// A <see cref="SftpFileSytemInformation"/> instance that contains file status information.
+        /// </returns>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="path" /> is <b>null</b>.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFileSytemInformation GetStatus(string path);
+
+        /// <summary>
+        /// Retrieves list of files in remote directory.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <param name="listCallback">The list callback.</param>
+        /// <returns>
+        /// A list of files.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path" /> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to list the contents of the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        IEnumerable<SftpFile> ListDirectory(string path, Action<int> listCallback = null);
+
+        /// <summary>
+        /// Opens a <see cref="SftpFileStream"/> on the specified path with read/write access.
+        /// </summary>
+        /// <param name="path">The file to open.</param>
+        /// <param name="mode">A <see cref="FileMode"/> value that specifies whether a file is created if one does not exist, and determines whether the contents of existing files are retained or overwritten.</param>
+        /// <returns>
+        /// An unshared <see cref="SftpFileStream"/> that provides access to the specified file, with the specified mode and read/write access.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFileStream Open(string path, FileMode mode);
+
+        /// <summary>
+        /// Opens a <see cref="SftpFileStream"/> on the specified path, with the specified mode and access.
+        /// </summary>
+        /// <param name="path">The file to open.</param>
+        /// <param name="mode">A <see cref="FileMode"/> value that specifies whether a file is created if one does not exist, and determines whether the contents of existing files are retained or overwritten.</param>
+        /// <param name="access">A <see cref="FileAccess"/> value that specifies the operations that can be performed on the file.</param>
+        /// <returns>
+        /// An unshared <see cref="SftpFileStream"/> that provides access to the specified file, with the specified mode and access.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFileStream Open(string path, FileMode mode, FileAccess access);
+
+        /// <summary>
+        /// Opens an existing file for reading.
+        /// </summary>
+        /// <param name="path">The file to be opened for reading.</param>
+        /// <returns>
+        /// A read-only <see cref="SftpFileStream"/> on the specified path.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFileStream OpenRead(string path);
+
+        /// <summary>
+        /// Opens an existing UTF-8 encoded text file for reading.
+        /// </summary>
+        /// <param name="path">The file to be opened for reading.</param>
+        /// <returns>
+        /// A <see cref="StreamReader"/> on the specified path.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        StreamReader OpenText(string path);
+
+        /// <summary>
+        /// Opens a file for writing.
+        /// </summary>
+        /// <param name="path">The file to be opened for writing.</param>
+        /// <returns>
+        /// An unshared <see cref="SftpFileStream"/> object on the specified path with <see cref="FileAccess.Write"/> access.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// If the file does not exist, it is created.
+        /// </remarks>
+        SftpFileStream OpenWrite(string path);
+
+        /// <summary>
+        /// Opens a binary file, reads the contents of the file into a byte array, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to open for reading.</param>
+        /// <returns>
+        /// A byte array containing the contents of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        byte[] ReadAllBytes(string path);
+
+        /// <summary>
+        /// Opens a text file, reads all lines of the file using UTF-8 encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to open for reading.</param>
+        /// <returns>
+        /// A string array containing all lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        string[] ReadAllLines(string path);
+
+        /// <summary>
+        /// Opens a file, reads all lines of the file with the specified encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to open for reading.</param>
+        /// <param name="encoding">The encoding applied to the contents of the file.</param>
+        /// <returns>
+        /// A string array containing all lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        string[] ReadAllLines(string path, Encoding encoding);
+
+        /// <summary>
+        /// Opens a text file, reads all lines of the file with the UTF-8 encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to open for reading.</param>
+        /// <returns>
+        /// A string containing all lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        string ReadAllText(string path);
+
+        /// <summary>
+        /// Opens a file, reads all lines of the file with the specified encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to open for reading.</param>
+        /// <param name="encoding">The encoding applied to the contents of the file.</param>
+        /// <returns>
+        /// A string containing all lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        string ReadAllText(string path, Encoding encoding);
+
+        /// <summary>
+        /// Reads the lines of a file with the UTF-8 encoding.
+        /// </summary>
+        /// <param name="path">The file to read.</param>
+        /// <returns>
+        /// The lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        IEnumerable<string> ReadLines(string path);
+
+        /// <summary>
+        /// Read the lines of a file that has a specified encoding.
+        /// </summary>
+        /// <param name="path">The file to read.</param>
+        /// <param name="encoding">The encoding that is applied to the contents of the file.</param>
+        /// <returns>
+        /// The lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        IEnumerable<string> ReadLines(string path, Encoding encoding);
+
+        /// <summary>
+        /// Renames remote file from old path to new path.
+        /// </summary>
+        /// <param name="oldPath">Path to the old file location.</param>
+        /// <param name="newPath">Path to the new file location.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="oldPath"/> is <b>null</b>. <para>-or-</para> or <paramref name="newPath"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to rename the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void RenameFile(string oldPath, string newPath);
+
+        /// <summary>
+        /// Renames remote file from old path to new path.
+        /// </summary>
+        /// <param name="oldPath">Path to the old file location.</param>
+        /// <param name="newPath">Path to the new file location.</param>
+        /// <param name="isPosix">if set to <c>true</c> then perform a posix rename.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="oldPath" /> is <b>null</b>. <para>-or-</para> or <paramref name="newPath" /> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to rename the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void RenameFile(string oldPath, string newPath, bool isPosix);
+
+        /// <summary>
+        /// Sets the specified <see cref="SftpFileAttributes"/> of the file on the specified path.
+        /// </summary>
+        /// <param name="path">The path to the file.</param>
+        /// <param name="fileAttributes">The desired <see cref="SftpFileAttributes"/>.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void SetAttributes(string path, SftpFileAttributes fileAttributes);
+
+        /// <summary>
+        /// Sets the date and time the specified file was last accessed.
+        /// </summary>
+        /// <param name="path">The file for which to set the access date and time information.</param>
+        /// <param name="lastAccessTime">A <see cref="DateTime"/> containing the value to set for the last access date and time of path. This value is expressed in local time.</param>
+        [Obsolete("Note: This method currently throws NotImplementedException because it has not yet been implemented.")]
+        void SetLastAccessTime(string path, DateTime lastAccessTime);
+
+        /// <summary>
+        /// Sets the date and time, in coordinated universal time (UTC), that the specified file was last accessed.
+        /// </summary>
+        /// <param name="path">The file for which to set the access date and time information.</param>
+        /// <param name="lastAccessTimeUtc">A <see cref="DateTime"/> containing the value to set for the last access date and time of path. This value is expressed in UTC time.</param>
+        [Obsolete("Note: This method currently throws NotImplementedException because it has not yet been implemented.")]
+        void SetLastAccessTimeUtc(string path, DateTime lastAccessTimeUtc);
+
+        /// <summary>
+        /// Sets the date and time that the specified file was last written to.
+        /// </summary>
+        /// <param name="path">The file for which to set the date and time information.</param>
+        /// <param name="lastWriteTime">A <see cref="DateTime"/> containing the value to set for the last write date and time of path. This value is expressed in local time.</param>
+        [Obsolete("Note: This method currently throws NotImplementedException because it has not yet been implemented.")]
+        void SetLastWriteTime(string path, DateTime lastWriteTime);
+
+        /// <summary>
+        /// Sets the date and time, in coordinated universal time (UTC), that the specified file was last written to.
+        /// </summary>
+        /// <param name="path">The file for which to set the date and time information.</param>
+        /// <param name="lastWriteTimeUtc">A <see cref="DateTime"/> containing the value to set for the last write date and time of path. This value is expressed in UTC time.</param>
+        [Obsolete("Note: This method currently throws NotImplementedException because it has not yet been implemented.")]
+        void SetLastWriteTimeUtc(string path, DateTime lastWriteTimeUtc);
+
+        /// <summary>
+        /// Creates a symbolic link from old path to new path.
+        /// </summary>
+        /// <param name="path">The old path.</param>
+        /// <param name="linkPath">The new path.</param>
+        /// <exception cref="ArgumentException"><paramref name="path"/> is <b>null</b>. <para>-or-</para> <paramref name="linkPath"/> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to create the symbolic link was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void SymbolicLink(string path, string linkPath);
+
+        /// <summary>
+        /// Synchronizes the directories.
+        /// </summary>
+        /// <param name="sourcePath">The source path.</param>
+        /// <param name="destinationPath">The destination path.</param>
+        /// <param name="searchPattern">The search pattern.</param>
+        /// <returns>
+        /// A list of uploaded files.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="sourcePath"/> is <c>null</c>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="destinationPath"/> is <c>null</c> or contains only whitespace.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="destinationPath"/> was not found on the remote host.</exception>
+        IEnumerable<FileInfo> SynchronizeDirectories(string sourcePath, string destinationPath, string searchPattern);
+
+        /// <summary>
+        /// Uploads stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <param name="uploadCallback">The upload callback.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to upload the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        void UploadFile(Stream input, string path, Action<ulong> uploadCallback = null);
+
+        /// <summary>
+        /// Uploads stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <param name="canOverride">if set to <c>true</c> then existing file will be overwritten.</param>
+        /// <param name="uploadCallback">The upload callback.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to upload the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        void UploadFile(Stream input, string path, bool canOverride, Action<ulong> uploadCallback = null);
+
+        /// <summary>
+        /// Writes the specified byte array to the specified file, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="bytes">The bytes to write to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllBytes(string path, byte[] bytes);
+
+        /// <summary>
+        /// Writes a collection of strings to the file using the UTF-8 encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The lines to write to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllLines(string path, IEnumerable<string> contents);
+
+        /// <summary>
+        /// Writes a collection of strings to the file using the specified encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The lines to write to the file.</param>
+        /// <param name="encoding">The character encoding to use.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllLines(string path, IEnumerable<string> contents, Encoding encoding);
+
+        /// <summary>
+        /// Write the specified string array to the file using the UTF-8 encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The string array to write to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllLines(string path, string[] contents);
+
+        /// <summary>
+        /// Writes the specified string array to the file by using the specified encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The string array to write to the file.</param>
+        /// <param name="encoding">An <see cref="Encoding"/> object that represents the character encoding applied to the string array.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllLines(string path, string[] contents, Encoding encoding);
+
+        /// <summary>
+        /// Writes the specified string to the file using the UTF-8 encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The string to write to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllText(string path, string contents);
+
+        /// <summary>
+        /// Writes the specified string to the file using the specified encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The string to write to the file.</param>
+        /// <param name="encoding">The encoding to apply to the string.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllText(string path, string contents, Encoding encoding);
+    }
+}
\ No newline at end of file
diff --git a/src/Renci.SshNet/Renci.SshNet.csproj b/src/Renci.SshNet/Renci.SshNet.csproj
index 7b7a2631a..9cbf43696 100644
--- a/src/Renci.SshNet/Renci.SshNet.csproj
+++ b/src/Renci.SshNet/Renci.SshNet.csproj
@@ -155,6 +155,7 @@
     <Compile Include="IServiceFactory.cs" />
     <Compile Include="IServiceFactory.NET.cs" />
     <Compile Include="ISession.cs" />
+    <Compile Include="ISftpClient.cs" />
     <Compile Include="ISubsystemSession.cs" />
     <Compile Include="Messages\Connection\CancelTcpIpForwardGlobalRequestMessage.cs" />
     <Compile Include="Messages\Connection\TcpIpForwardGlobalRequestMessage.cs" />
diff --git a/src/Renci.SshNet/SftpClient.cs b/src/Renci.SshNet/SftpClient.cs
index 59d222bb9..d22a2d8d9 100644
--- a/src/Renci.SshNet/SftpClient.cs
+++ b/src/Renci.SshNet/SftpClient.cs
@@ -17,7 +17,7 @@ namespace Renci.SshNet
     /// <summary>
     /// Implementation of the SSH File Transfer Protocol (SFTP) over SSH.
     /// </summary>
-    public class SftpClient : BaseClient
+    public class SftpClient : BaseClient, ISftpClient
     {
         /// <summary>
         /// Holds the <see cref="ISftpSession"/> instance that is used to communicate to the

From c299ff538f4538cc93a8ca282ee4c1d804e9d54a Mon Sep 17 00:00:00 2001
From: ericvbrumfield <ericvbrumfield@gmail.com>
Date: Wed, 15 Mar 2017 12:19:48 -0400
Subject: [PATCH 2/5] Fixing build for issue #193.

---
 src/Renci.SshNet.Silverlight/Renci.SshNet.Silverlight.csproj | 3 +++
 .../Renci.SshNet.Silverlight5.csproj                         | 3 +++
 src/Renci.SshNet.UAP10/Renci.SshNet.UAP10.csproj             | 3 +++
 .../Renci.SshNet.WindowsPhone.csproj                         | 3 +++
 .../Renci.SshNet.WindowsPhone8.csproj                        | 5 ++++-
 5 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/Renci.SshNet.Silverlight/Renci.SshNet.Silverlight.csproj b/src/Renci.SshNet.Silverlight/Renci.SshNet.Silverlight.csproj
index a4d20aa55..c9d27d15d 100644
--- a/src/Renci.SshNet.Silverlight/Renci.SshNet.Silverlight.csproj
+++ b/src/Renci.SshNet.Silverlight/Renci.SshNet.Silverlight.csproj
@@ -724,6 +724,9 @@
     </Compile>
     <Compile Include="..\Renci.SshNet\SftpClient.cs">
       <Link>SftpClient.cs</Link>
+    </Compile>
+	<Compile Include="..\Renci.SshNet\ISftpClient.cs">
+      <Link>ISftpClient.cs</Link>
     </Compile>
     <Compile Include="..\Renci.SshNet\Sftp\Flags.cs">
       <Link>Sftp\Flags.cs</Link>
diff --git a/src/Renci.SshNet.Silverlight5/Renci.SshNet.Silverlight5.csproj b/src/Renci.SshNet.Silverlight5/Renci.SshNet.Silverlight5.csproj
index 062514725..30677eb2a 100644
--- a/src/Renci.SshNet.Silverlight5/Renci.SshNet.Silverlight5.csproj
+++ b/src/Renci.SshNet.Silverlight5/Renci.SshNet.Silverlight5.csproj
@@ -733,6 +733,9 @@
     </Compile>
     <Compile Include="..\Renci.SshNet\SftpClient.cs">
       <Link>SftpClient.cs</Link>
+    </Compile>
+	<Compile Include="..\Renci.SshNet\ISftpClient.cs">
+      <Link>ISftpClient.cs</Link>
     </Compile>
     <Compile Include="..\Renci.SshNet\Sftp\Flags.cs">
       <Link>Sftp\Flags.cs</Link>
diff --git a/src/Renci.SshNet.UAP10/Renci.SshNet.UAP10.csproj b/src/Renci.SshNet.UAP10/Renci.SshNet.UAP10.csproj
index 8849e6ae3..92f5637d1 100644
--- a/src/Renci.SshNet.UAP10/Renci.SshNet.UAP10.csproj
+++ b/src/Renci.SshNet.UAP10/Renci.SshNet.UAP10.csproj
@@ -375,6 +375,9 @@
     <Compile Include="..\Renci.SshNet\ISession.cs">
       <Link>ISession.cs</Link>
     </Compile>
+    <Compile Include="..\Renci.SshNet\ISftpClient.cs">
+      <Link>ISftpClient.cs</Link>
+    </Compile>
     <Compile Include="..\Renci.SshNet\ISubsystemSession.cs">
       <Link>ISubsystemSession.cs</Link>
     </Compile>
diff --git a/src/Renci.SshNet.WindowsPhone/Renci.SshNet.WindowsPhone.csproj b/src/Renci.SshNet.WindowsPhone/Renci.SshNet.WindowsPhone.csproj
index 944fc24bd..4bc889c31 100644
--- a/src/Renci.SshNet.WindowsPhone/Renci.SshNet.WindowsPhone.csproj
+++ b/src/Renci.SshNet.WindowsPhone/Renci.SshNet.WindowsPhone.csproj
@@ -712,6 +712,9 @@
     </Compile>
     <Compile Include="..\Renci.SshNet\SftpClient.cs">
       <Link>SftpClient.cs</Link>
+    </Compile>
+	<Compile Include="..\Renci.SshNet\ISftpClient.cs">
+      <Link>ISftpClient.cs</Link>
     </Compile>
     <Compile Include="..\Renci.SshNet\Sftp\Flags.cs">
       <Link>Sftp\Flags.cs</Link>
diff --git a/src/Renci.SshNet.WindowsPhone8/Renci.SshNet.WindowsPhone8.csproj b/src/Renci.SshNet.WindowsPhone8/Renci.SshNet.WindowsPhone8.csproj
index b99bb0c5e..9d576d4eb 100644
--- a/src/Renci.SshNet.WindowsPhone8/Renci.SshNet.WindowsPhone8.csproj
+++ b/src/Renci.SshNet.WindowsPhone8/Renci.SshNet.WindowsPhone8.csproj
@@ -355,6 +355,9 @@
     <Compile Include="..\Renci.SshNet\ISession.cs">
       <Link>ISession.cs</Link>
     </Compile>
+    <Compile Include="..\Renci.SshNet\ISftpClient.cs">
+      <Link>ISftpClient.cs</Link>
+    </Compile>
     <Compile Include="..\Renci.SshNet\ISubsystemSession.cs">
       <Link>ISubsystemSession.cs</Link>
     </Compile>
@@ -973,7 +976,7 @@
   <Import Project="$(MSBuildExtensionsPath)\Microsoft\$(TargetFrameworkIdentifier)\$(TargetFrameworkVersion)\Microsoft.$(TargetFrameworkIdentifier).CSharp.targets" />
   <ProjectExtensions>
     <VisualStudio>
-      <UserProperties ProjectLinkerExcludeFilter="\\?desktop(\\.*)?$;\\?silverlight(\\.*)?$;\.desktop;\.silverlight;\.xaml;^service references(\\.*)?$;\.clientconfig;^web references(\\.*)?$" ProjectLinkReference="2f5f8c90-0bd1-424f-997c-7bc6280919d1" />
+      <UserProperties ProjectLinkReference="2f5f8c90-0bd1-424f-997c-7bc6280919d1" ProjectLinkerExcludeFilter="\\?desktop(\\.*)?$;\\?silverlight(\\.*)?$;\.desktop;\.silverlight;\.xaml;^service references(\\.*)?$;\.clientconfig;^web references(\\.*)?$" />
     </VisualStudio>
   </ProjectExtensions>
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 

From 5f59568171f795b2b18999c04c26b92ac5f1fa91 Mon Sep 17 00:00:00 2001
From: ericvbrumfield <ericvbrumfield@gmail.com>
Date: Wed, 15 Mar 2017 11:26:21 -0400
Subject: [PATCH 3/5] Issue #193 Adding ISftpClient interface to SftpClient for
 mocking and testing purposes.

---
 src/Renci.SshNet/ISftpClient.cs      | 1065 ++++++++++++++++++++++++++
 src/Renci.SshNet/Renci.SshNet.csproj |  503 +++++++++++-
 src/Renci.SshNet/SftpClient.cs       |    2 +-
 3 files changed, 1530 insertions(+), 40 deletions(-)
 create mode 100644 src/Renci.SshNet/ISftpClient.cs

diff --git a/src/Renci.SshNet/ISftpClient.cs b/src/Renci.SshNet/ISftpClient.cs
new file mode 100644
index 000000000..b1212cfea
--- /dev/null
+++ b/src/Renci.SshNet/ISftpClient.cs
@@ -0,0 +1,1065 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+using Renci.SshNet.Sftp;
+using Renci.SshNet.Common;
+
+namespace Renci.SshNet
+{
+    /// <summary>
+    /// Implementation of the SSH File Transfer Protocol (SFTP) over SSH.
+    /// </summary>
+    public interface ISftpClient
+    {
+        /// <summary>
+        /// Gets or sets the maximum size of the buffer in bytes.
+        /// </summary>
+        /// <value>
+        /// The size of the buffer. The default buffer size is 32768 bytes (32 KB).
+        /// </value>
+        /// <remarks>
+        /// <para>
+        /// For write operations, this limits the size of the payload for
+        /// individual SSH_FXP_WRITE messages. The actual size is always
+        /// capped at the maximum packet size supported by the peer
+        /// (minus the size of protocol fields).
+        /// </para>
+        /// <para>
+        /// For read operations, this controls the size of the payload which
+        /// is requested from the peer in a SSH_FXP_READ message. The peer
+        /// will send the requested number of bytes in a SSH_FXP_DATA message,
+        /// possibly split over multiple SSH_MSG_CHANNEL_DATA messages.
+        /// </para>
+        /// <para>
+        /// To optimize the size of the SSH packets sent by the peer,
+        /// the actual requested size will take into account the size of the
+        /// SSH_FXP_DATA protocol fields.
+        /// </para>
+        /// <para>
+        /// The size of the each indivual SSH_FXP_DATA message is limited to the
+        /// local maximum packet size of the channel, which is set to <c>64 KB</c>
+        /// for SSH.NET. However, the peer can limit this even further.
+        /// </para>
+        /// </remarks>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        uint BufferSize { get; set; }
+
+        /// <summary>
+        /// Gets or sets the operation timeout.
+        /// </summary>
+        /// <value>
+        /// The timeout to wait until an operation completes. The default value is negative
+        /// one (-1) milliseconds, which indicates an infinite timeout period.
+        /// </value>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <exception cref="ArgumentOutOfRangeException"><paramref name="value"/> represents a value that is less than -1 or greater than <see cref="Int32.MaxValue"/> milliseconds.</exception>
+        TimeSpan OperationTimeout { get; set; }
+
+        /// <summary>
+        /// Gets sftp protocol version.
+        /// </summary>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        int ProtocolVersion { get; }
+
+        /// <summary>
+        /// Gets remote working directory.
+        /// </summary>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        string WorkingDirectory { get; }
+
+        /// <summary>
+        /// Appends lines to a file, creating the file if it does not already exist.
+        /// </summary>
+        /// <param name="path">The file to append the lines to. The file is created if it does not already exist.</param>
+        /// <param name="contents">The lines to append to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is<b>null</b> <para>-or-</para> <paramref name="contents"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// The characters are written to the file using UTF-8 encoding without a Byte-Order Mark (BOM)
+        /// </remarks>
+        void AppendAllLines(string path, IEnumerable<string> contents);
+
+        /// <summary>
+        /// Appends lines to a file by using a specified encoding, creating the file if it does not already exist.
+        /// </summary>
+        /// <param name="path">The file to append the lines to. The file is created if it does not already exist.</param>
+        /// <param name="contents">The lines to append to the file.</param>
+        /// <param name="encoding">The character encoding to use.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>. <para>-or-</para> <paramref name="contents"/> is <b>null</b>. <para>-or-</para> <paramref name="encoding"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void AppendAllLines(string path, IEnumerable<string> contents, Encoding encoding);
+
+        /// <summary>
+        /// Appends the specified string to the file, creating the file if it does not already exist.
+        /// </summary>
+        /// <param name="path">The file to append the specified string to.</param>
+        /// <param name="contents">The string to append to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>. <para>-or-</para> <paramref name="contents"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// The characters are written to the file using UTF-8 encoding without a Byte-Order Mark (BOM).
+        /// </remarks>
+        void AppendAllText(string path, string contents);
+
+        /// <summary>
+        /// Appends the specified string to the file, creating the file if it does not already exist.
+        /// </summary>
+        /// <param name="path">The file to append the specified string to.</param>
+        /// <param name="contents">The string to append to the file.</param>
+        /// <param name="encoding">The character encoding to use.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>. <para>-or-</para> <paramref name="contents"/> is <b>null</b>. <para>-or-</para> <paramref name="encoding"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void AppendAllText(string path, string contents, Encoding encoding);
+
+        /// <summary>
+        /// Creates a <see cref="StreamWriter"/> that appends UTF-8 encoded text to the specified file,
+        /// creating the file if it does not already exist.
+        /// </summary>
+        /// <param name="path">The path to the file to append to.</param>
+        /// <returns>
+        /// A <see cref="StreamWriter"/> that appends text to a file using UTF-8 encoding without a
+        /// Byte-Order Mark (BOM).
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        StreamWriter AppendText(string path);
+
+        /// <summary>
+        /// Creates a <see cref="StreamWriter"/> that appends text to a file using the specified
+        /// encoding, creating the file if it does not already exist.
+        /// </summary>
+        /// <param name="path">The path to the file to append to.</param>
+        /// <param name="encoding">The character encoding to use.</param>
+        /// <returns>
+        /// A <see cref="StreamWriter"/> that appends text to a file using the specified encoding.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>. <para>-or-</para> <paramref name="encoding"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        StreamWriter AppendText(string path, Encoding encoding);
+
+        /// <summary>
+        /// Begins an asynchronous file downloading into the stream.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <param name="output">The output.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="output" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to perform the operation was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="output" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        IAsyncResult BeginDownloadFile(string path, Stream output);
+
+        /// <summary>
+        /// Begins an asynchronous file downloading into the stream.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <param name="output">The output.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="output" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to perform the operation was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="output" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        IAsyncResult BeginDownloadFile(string path, Stream output, AsyncCallback asyncCallback);
+
+        /// <summary>
+        /// Begins an asynchronous file downloading into the stream.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <param name="output">The output.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <param name="state">A user-provided object that distinguishes this particular asynchronous write request from other requests.</param>
+        /// <param name="downloadCallback">The download callback.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="output" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="output" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        IAsyncResult BeginDownloadFile(string path, Stream output, AsyncCallback asyncCallback, object state, Action<ulong> downloadCallback = null);
+
+        /// <summary>
+        /// Begins an asynchronous operation of retrieving list of files in remote directory.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <param name="state">A user-provided object that distinguishes this particular asynchronous write request from other requests.</param>
+        /// <param name="listCallback">The list callback.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        IAsyncResult BeginListDirectory(string path, AsyncCallback asyncCallback, object state, Action<int> listCallback = null);
+
+        /// <summary>
+        /// Begins the synchronize directories.
+        /// </summary>
+        /// <param name="sourcePath">The source path.</param>
+        /// <param name="destinationPath">The destination path.</param>
+        /// <param name="searchPattern">The search pattern.</param>
+        /// <param name="asyncCallback">The async callback.</param>
+        /// <param name="state">The state.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that represents the asynchronous directory synchronization.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="sourcePath"/> is <c>null</c>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="destinationPath"/> is <c>null</c> or contains only whitespace.</exception>
+        IAsyncResult BeginSynchronizeDirectories(string sourcePath, string destinationPath, string searchPattern, AsyncCallback asyncCallback, object state);
+
+        /// <summary>
+        /// Begins an asynchronous uploading the stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to list the contents of the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </para>
+        /// <para>
+        /// If the remote file already exists, it is overwritten and truncated.
+        /// </para>
+        /// </remarks>
+        IAsyncResult BeginUploadFile(Stream input, string path);
+
+        /// <summary>
+        /// Begins an asynchronous uploading the stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to list the contents of the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </para>
+        /// <para>
+        /// If the remote file already exists, it is overwritten and truncated.
+        /// </para>
+        /// </remarks>
+        IAsyncResult BeginUploadFile(Stream input, string path, AsyncCallback asyncCallback);
+
+        /// <summary>
+        /// Begins an asynchronous uploading the stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <param name="state">A user-provided object that distinguishes this particular asynchronous write request from other requests.</param>
+        /// <param name="uploadCallback">The upload callback.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to list the contents of the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </para>
+        /// <para>
+        /// If the remote file already exists, it is overwritten and truncated.
+        /// </para>
+        /// </remarks>
+        IAsyncResult BeginUploadFile(Stream input, string path, AsyncCallback asyncCallback, object state, Action<ulong> uploadCallback = null);
+
+        /// <summary>
+        /// Begins an asynchronous uploading the stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <param name="canOverride">Specified whether an existing file can be overwritten.</param>
+        /// <param name="asyncCallback">The method to be called when the asynchronous write operation is completed.</param>
+        /// <param name="state">A user-provided object that distinguishes this particular asynchronous write request from other requests.</param>
+        /// <param name="uploadCallback">The upload callback.</param>
+        /// <returns>
+        /// An <see cref="IAsyncResult" /> that references the asynchronous operation.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </para>
+        /// <para>
+        /// When <paramref name="path"/> refers to an existing file, set <paramref name="canOverride"/> to <c>true</c> to overwrite and truncate that file.
+        /// If <paramref name="canOverride"/> is <c>false</c>, the upload will fail and <see cref="EndUploadFile(IAsyncResult)"/> will throw an
+        /// <see cref="SshException"/>.
+        /// </para>
+        /// </remarks>
+        IAsyncResult BeginUploadFile(Stream input, string path, bool canOverride, AsyncCallback asyncCallback, object state, Action<ulong> uploadCallback = null);
+
+        /// <summary>
+        /// Changes remote directory to path.
+        /// </summary>
+        /// <param name="path">New directory path.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to change directory denied by remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void ChangeDirectory(string path);
+
+        /// <summary>
+        /// Changes permissions of file(s) to specified mode.
+        /// </summary>
+        /// <param name="path">File(s) path, may match multiple files.</param>
+        /// <param name="mode">The mode.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to change permission on the path(s) was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void ChangePermissions(string path, short mode);
+
+        /// <summary>
+        /// Creates or overwrites a file in the specified path.
+        /// </summary>
+        /// <param name="path">The path and name of the file to create.</param>
+        /// <returns>
+        /// A <see cref="SftpFileStream"/> that provides read/write access to the file specified in path.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// If the target file already exists, it is first truncated to zero bytes.
+        /// </remarks>
+        SftpFileStream Create(string path);
+
+        /// <summary>
+        /// Creates or overwrites the specified file.
+        /// </summary>
+        /// <param name="path">The path and name of the file to create.</param>
+        /// <param name="bufferSize">The maximum number of bytes buffered for reads and writes to the file.</param>
+        /// <returns>
+        /// A <see cref="SftpFileStream"/> that provides read/write access to the file specified in path.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// If the target file already exists, it is first truncated to zero bytes.
+        /// </remarks>
+        SftpFileStream Create(string path, int bufferSize);
+
+        /// <summary>
+        /// Creates remote directory specified by path.
+        /// </summary>
+        /// <param name="path">Directory path to create.</param>
+        /// <exception cref="ArgumentException"><paramref name="path"/> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to create the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void CreateDirectory(string path);
+
+        /// <summary>
+        /// Creates or opens a file for writing UTF-8 encoded text.
+        /// </summary>
+        /// <param name="path">The file to be opened for writing.</param>
+        /// <returns>
+        /// A <see cref="StreamWriter"/> that writes text to a file using UTF-8 encoding without
+        /// a Byte-Order Mark (BOM).
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        StreamWriter CreateText(string path);
+
+        /// <summary>
+        /// Creates or opens a file for writing text using the specified encoding.
+        /// </summary>
+        /// <param name="path">The file to be opened for writing.</param>
+        /// <param name="encoding">The character encoding to use.</param>
+        /// <returns>
+        /// A <see cref="StreamWriter"/> that writes to a file using the specified encoding.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        StreamWriter CreateText(string path, Encoding encoding);
+
+        /// <summary>
+        /// Deletes the specified file or directory.
+        /// </summary>
+        /// <param name="path">The name of the file or directory to be deleted. Wildcard characters are not supported.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void Delete(string path);
+
+        /// <summary>
+        /// Deletes remote directory specified by path.
+        /// </summary>
+        /// <param name="path">Directory to be deleted path.</param>
+        /// <exception cref="ArgumentException"><paramref name="path"/> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to delete the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void DeleteDirectory(string path);
+
+        /// <summary>
+        /// Deletes remote file specified by path.
+        /// </summary>
+        /// <param name="path">File to be deleted path.</param>
+        /// <exception cref="ArgumentException"><paramref name="path"/> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to delete the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void DeleteFile(string path);
+
+        /// <summary>
+        /// Downloads remote file specified by the path into the stream.
+        /// </summary>
+        /// <param name="path">File to download.</param>
+        /// <param name="output">Stream to write the file into.</param>
+        /// <param name="downloadCallback">The download callback.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="output" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to perform the operation was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>/// 
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="output" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        void DownloadFile(string path, Stream output, Action<ulong> downloadCallback = null);
+
+        /// <summary>
+        /// Ends an asynchronous file downloading into the stream.
+        /// </summary>
+        /// <param name="asyncResult">The pending asynchronous SFTP request.</param>
+        /// <exception cref="ArgumentException">The <see cref="IAsyncResult"/> object did not come from the corresponding async method on this type.<para>-or-</para><see cref="EndDownloadFile(IAsyncResult)"/> was called multiple times with the same <see cref="IAsyncResult"/>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to perform the operation was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SftpPathNotFoundException">The path was not found on the remote host.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        void EndDownloadFile(IAsyncResult asyncResult);
+
+        /// <summary>
+        /// Ends an asynchronous operation of retrieving list of files in remote directory.
+        /// </summary>
+        /// <param name="asyncResult">The pending asynchronous SFTP request.</param>
+        /// <returns>
+        /// A list of files.
+        /// </returns>
+        /// <exception cref="ArgumentException">The <see cref="IAsyncResult"/> object did not come from the corresponding async method on this type.<para>-or-</para><see cref="EndListDirectory(IAsyncResult)"/> was called multiple times with the same <see cref="IAsyncResult"/>.</exception>
+        IEnumerable<SftpFile> EndListDirectory(IAsyncResult asyncResult);
+
+        /// <summary>
+        /// Ends the synchronize directories.
+        /// </summary>
+        /// <param name="asyncResult">The async result.</param>
+        /// <returns>
+        /// A list of uploaded files.
+        /// </returns>
+        /// <exception cref="ArgumentException">The <see cref="IAsyncResult"/> object did not come from the corresponding async method on this type.<para>-or-</para><see cref="EndSynchronizeDirectories(IAsyncResult)"/> was called multiple times with the same <see cref="IAsyncResult"/>.</exception>
+        /// <exception cref="SftpPathNotFoundException">The destination path was not found on the remote host.</exception>
+        IEnumerable<FileInfo> EndSynchronizeDirectories(IAsyncResult asyncResult);
+
+        /// <summary>
+        /// Ends an asynchronous uploading the stream into remote file.
+        /// </summary>
+        /// <param name="asyncResult">The pending asynchronous SFTP request.</param>
+        /// <exception cref="ArgumentException">The <see cref="IAsyncResult"/> object did not come from the corresponding async method on this type.<para>-or-</para><see cref="EndUploadFile(IAsyncResult)"/> was called multiple times with the same <see cref="IAsyncResult"/>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The directory of the file was not found on the remote host.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to upload the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        void EndUploadFile(IAsyncResult asyncResult);
+
+        /// <summary>
+        /// Checks whether file or directory exists;
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <returns>
+        /// <c>true</c> if directory or file exists; otherwise <c>false</c>.
+        /// </returns>
+        /// <exception cref="ArgumentException"><paramref name="path"/> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to perform the operation was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        bool Exists(string path);
+
+        /// <summary>
+        /// Gets reference to remote file or directory.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <returns>
+        /// A reference to <see cref="SftpFile"/> file object.
+        /// </returns>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="path" /> is <b>null</b>.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFile Get(string path);
+
+        /// <summary>
+        /// Gets the <see cref="SftpFileAttributes"/> of the file on the path.
+        /// </summary>
+        /// <param name="path">The path to the file.</param>
+        /// <returns>
+        /// The <see cref="SftpFileAttributes"/> of the file on the path.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="path"/> was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFileAttributes GetAttributes(string path);
+
+        /// <summary>
+        /// Returns the date and time the specified file or directory was last accessed.
+        /// </summary>
+        /// <param name="path">The file or directory for which to obtain access date and time information.</param>
+        /// <returns>
+        /// A <see cref="DateTime"/> structure set to the date and time that the specified file or directory was last accessed.
+        /// This value is expressed in local time.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        DateTime GetLastAccessTime(string path);
+
+        /// <summary>
+        /// Returns the date and time, in coordinated universal time (UTC), that the specified file or directory was last accessed.
+        /// </summary>
+        /// <param name="path">The file or directory for which to obtain access date and time information.</param>
+        /// <returns>
+        /// A <see cref="DateTime"/> structure set to the date and time that the specified file or directory was last accessed.
+        /// This value is expressed in UTC time.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        DateTime GetLastAccessTimeUtc(string path);
+
+        /// <summary>
+        /// Returns the date and time the specified file or directory was last written to.
+        /// </summary>
+        /// <param name="path">The file or directory for which to obtain write date and time information.</param>
+        /// <returns>
+        /// A <see cref="DateTime"/> structure set to the date and time that the specified file or directory was last written to.
+        /// This value is expressed in local time.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        DateTime GetLastWriteTime(string path);
+
+        /// <summary>
+        /// Returns the date and time, in coordinated universal time (UTC), that the specified file or directory was last written to.
+        /// </summary>
+        /// <param name="path">The file or directory for which to obtain write date and time information.</param>
+        /// <returns>
+        /// A <see cref="DateTime"/> structure set to the date and time that the specified file or directory was last written to.
+        /// This value is expressed in UTC time.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        DateTime GetLastWriteTimeUtc(string path);
+
+        /// <summary>
+        /// Gets status using statvfs@openssh.com request.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <returns>
+        /// A <see cref="SftpFileSytemInformation"/> instance that contains file status information.
+        /// </returns>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ArgumentNullException"><paramref name="path" /> is <b>null</b>.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFileSytemInformation GetStatus(string path);
+
+        /// <summary>
+        /// Retrieves list of files in remote directory.
+        /// </summary>
+        /// <param name="path">The path.</param>
+        /// <param name="listCallback">The list callback.</param>
+        /// <returns>
+        /// A list of files.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path" /> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to list the contents of the directory was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        IEnumerable<SftpFile> ListDirectory(string path, Action<int> listCallback = null);
+
+        /// <summary>
+        /// Opens a <see cref="SftpFileStream"/> on the specified path with read/write access.
+        /// </summary>
+        /// <param name="path">The file to open.</param>
+        /// <param name="mode">A <see cref="FileMode"/> value that specifies whether a file is created if one does not exist, and determines whether the contents of existing files are retained or overwritten.</param>
+        /// <returns>
+        /// An unshared <see cref="SftpFileStream"/> that provides access to the specified file, with the specified mode and read/write access.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFileStream Open(string path, FileMode mode);
+
+        /// <summary>
+        /// Opens a <see cref="SftpFileStream"/> on the specified path, with the specified mode and access.
+        /// </summary>
+        /// <param name="path">The file to open.</param>
+        /// <param name="mode">A <see cref="FileMode"/> value that specifies whether a file is created if one does not exist, and determines whether the contents of existing files are retained or overwritten.</param>
+        /// <param name="access">A <see cref="FileAccess"/> value that specifies the operations that can be performed on the file.</param>
+        /// <returns>
+        /// An unshared <see cref="SftpFileStream"/> that provides access to the specified file, with the specified mode and access.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFileStream Open(string path, FileMode mode, FileAccess access);
+
+        /// <summary>
+        /// Opens an existing file for reading.
+        /// </summary>
+        /// <param name="path">The file to be opened for reading.</param>
+        /// <returns>
+        /// A read-only <see cref="SftpFileStream"/> on the specified path.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        SftpFileStream OpenRead(string path);
+
+        /// <summary>
+        /// Opens an existing UTF-8 encoded text file for reading.
+        /// </summary>
+        /// <param name="path">The file to be opened for reading.</param>
+        /// <returns>
+        /// A <see cref="StreamReader"/> on the specified path.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        StreamReader OpenText(string path);
+
+        /// <summary>
+        /// Opens a file for writing.
+        /// </summary>
+        /// <param name="path">The file to be opened for writing.</param>
+        /// <returns>
+        /// An unshared <see cref="SftpFileStream"/> object on the specified path with <see cref="FileAccess.Write"/> access.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// If the file does not exist, it is created.
+        /// </remarks>
+        SftpFileStream OpenWrite(string path);
+
+        /// <summary>
+        /// Opens a binary file, reads the contents of the file into a byte array, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to open for reading.</param>
+        /// <returns>
+        /// A byte array containing the contents of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        byte[] ReadAllBytes(string path);
+
+        /// <summary>
+        /// Opens a text file, reads all lines of the file using UTF-8 encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to open for reading.</param>
+        /// <returns>
+        /// A string array containing all lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        string[] ReadAllLines(string path);
+
+        /// <summary>
+        /// Opens a file, reads all lines of the file with the specified encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to open for reading.</param>
+        /// <param name="encoding">The encoding applied to the contents of the file.</param>
+        /// <returns>
+        /// A string array containing all lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        string[] ReadAllLines(string path, Encoding encoding);
+
+        /// <summary>
+        /// Opens a text file, reads all lines of the file with the UTF-8 encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to open for reading.</param>
+        /// <returns>
+        /// A string containing all lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        string ReadAllText(string path);
+
+        /// <summary>
+        /// Opens a file, reads all lines of the file with the specified encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to open for reading.</param>
+        /// <param name="encoding">The encoding applied to the contents of the file.</param>
+        /// <returns>
+        /// A string containing all lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        string ReadAllText(string path, Encoding encoding);
+
+        /// <summary>
+        /// Reads the lines of a file with the UTF-8 encoding.
+        /// </summary>
+        /// <param name="path">The file to read.</param>
+        /// <returns>
+        /// The lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        IEnumerable<string> ReadLines(string path);
+
+        /// <summary>
+        /// Read the lines of a file that has a specified encoding.
+        /// </summary>
+        /// <param name="path">The file to read.</param>
+        /// <param name="encoding">The encoding that is applied to the contents of the file.</param>
+        /// <returns>
+        /// The lines of the file.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        IEnumerable<string> ReadLines(string path, Encoding encoding);
+
+        /// <summary>
+        /// Renames remote file from old path to new path.
+        /// </summary>
+        /// <param name="oldPath">Path to the old file location.</param>
+        /// <param name="newPath">Path to the new file location.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="oldPath"/> is <b>null</b>. <para>-or-</para> or <paramref name="newPath"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to rename the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void RenameFile(string oldPath, string newPath);
+
+        /// <summary>
+        /// Renames remote file from old path to new path.
+        /// </summary>
+        /// <param name="oldPath">Path to the old file location.</param>
+        /// <param name="newPath">Path to the new file location.</param>
+        /// <param name="isPosix">if set to <c>true</c> then perform a posix rename.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="oldPath" /> is <b>null</b>. <para>-or-</para> or <paramref name="newPath" /> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to rename the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void RenameFile(string oldPath, string newPath, bool isPosix);
+
+        /// <summary>
+        /// Sets the specified <see cref="SftpFileAttributes"/> of the file on the specified path.
+        /// </summary>
+        /// <param name="path">The path to the file.</param>
+        /// <param name="fileAttributes">The desired <see cref="SftpFileAttributes"/>.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void SetAttributes(string path, SftpFileAttributes fileAttributes);
+
+        /// <summary>
+        /// Creates a symbolic link from old path to new path.
+        /// </summary>
+        /// <param name="path">The old path.</param>
+        /// <param name="linkPath">The new path.</param>
+        /// <exception cref="ArgumentException"><paramref name="path"/> is <b>null</b>. <para>-or-</para> <paramref name="linkPath"/> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to create the symbolic link was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message"/> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        void SymbolicLink(string path, string linkPath);
+
+        /// <summary>
+        /// Synchronizes the directories.
+        /// </summary>
+        /// <param name="sourcePath">The source path.</param>
+        /// <param name="destinationPath">The destination path.</param>
+        /// <param name="searchPattern">The search pattern.</param>
+        /// <returns>
+        /// A list of uploaded files.
+        /// </returns>
+        /// <exception cref="ArgumentNullException"><paramref name="sourcePath"/> is <c>null</c>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="destinationPath"/> is <c>null</c> or contains only whitespace.</exception>
+        /// <exception cref="SftpPathNotFoundException"><paramref name="destinationPath"/> was not found on the remote host.</exception>
+        IEnumerable<FileInfo> SynchronizeDirectories(string sourcePath, string destinationPath, string searchPattern);
+
+        /// <summary>
+        /// Uploads stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <param name="uploadCallback">The upload callback.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to upload the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        void UploadFile(Stream input, string path, Action<ulong> uploadCallback = null);
+
+        /// <summary>
+        /// Uploads stream into remote file.
+        /// </summary>
+        /// <param name="input">Data input stream.</param>
+        /// <param name="path">Remote file path.</param>
+        /// <param name="canOverride">if set to <c>true</c> then existing file will be overwritten.</param>
+        /// <param name="uploadCallback">The upload callback.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="input" /> is <b>null</b>.</exception>
+        /// <exception cref="ArgumentException"><paramref name="path" /> is <b>null</b> or contains only whitespace characters.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPermissionDeniedException">Permission to upload the file was denied by the remote host. <para>-or-</para> A SSH command was denied by the server.</exception>
+        /// <exception cref="SshException">A SSH error where <see cref="Exception.Message" /> is the message from the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// Method calls made by this method to <paramref name="input" />, may under certain conditions result in exceptions thrown by the stream.
+        /// </remarks>
+        void UploadFile(Stream input, string path, bool canOverride, Action<ulong> uploadCallback = null);
+
+        /// <summary>
+        /// Writes the specified byte array to the specified file, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="bytes">The bytes to write to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllBytes(string path, byte[] bytes);
+
+        /// <summary>
+        /// Writes a collection of strings to the file using the UTF-8 encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The lines to write to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// The characters are written to the file using UTF-8 encoding without a Byte-Order Mark (BOM).
+        /// </para>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllLines(string path, IEnumerable<string> contents);
+
+        /// <summary>
+        /// Writes a collection of strings to the file using the specified encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The lines to write to the file.</param>
+        /// <param name="encoding">The character encoding to use.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllLines(string path, IEnumerable<string> contents, Encoding encoding);
+
+        /// <summary>
+        /// Write the specified string array to the file using the UTF-8 encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The string array to write to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// The characters are written to the file using UTF-8 encoding without a Byte-Order Mark (BOM).
+        /// </para>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllLines(string path, string[] contents);
+
+        /// <summary>
+        /// Writes the specified string array to the file by using the specified encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The string array to write to the file.</param>
+        /// <param name="encoding">An <see cref="Encoding"/> object that represents the character encoding applied to the string array.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllLines(string path, string[] contents, Encoding encoding);
+
+        /// <summary>
+        /// Writes the specified string to the file using the UTF-8 encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The string to write to the file.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// The characters are written to the file using UTF-8 encoding without a Byte-Order Mark (BOM).
+        /// </para>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllText(string path, string contents);
+
+        /// <summary>
+        /// Writes the specified string to the file using the specified encoding, and closes the file.
+        /// </summary>
+        /// <param name="path">The file to write to.</param>
+        /// <param name="contents">The string to write to the file.</param>
+        /// <param name="encoding">The encoding to apply to the string.</param>
+        /// <exception cref="ArgumentNullException"><paramref name="path"/> is <b>null</b>.</exception>
+        /// <exception cref="SshConnectionException">Client is not connected.</exception>
+        /// <exception cref="SftpPathNotFoundException">The specified path is invalid, or its directory was not found on the remote host.</exception>
+        /// <exception cref="ObjectDisposedException">The method was called after the client was disposed.</exception>
+        /// <remarks>
+        /// <para>
+        /// If the target file already exists, it is overwritten. It is not first truncated to zero bytes.
+        /// </para>
+        /// <para>
+        /// If the target file does not exist, it is created.
+        /// </para>
+        /// </remarks>
+        void WriteAllText(string path, string contents, Encoding encoding);
+    }
+}
\ No newline at end of file
diff --git a/src/Renci.SshNet/Renci.SshNet.csproj b/src/Renci.SshNet/Renci.SshNet.csproj
index 124ce9d4b..9cbf43696 100644
--- a/src/Renci.SshNet/Renci.SshNet.csproj
+++ b/src/Renci.SshNet/Renci.SshNet.csproj
@@ -1,47 +1,472 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <GenerateDocumentationFile>true</GenerateDocumentationFile>
-    <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProductVersion>8.0.30703</ProductVersion>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{2F5F8C90-0BD1-424F-997C-7BC6280919D1}</ProjectGuid>
+    <OutputType>Library</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>Renci.SshNet</RootNamespace>
     <AssemblyName>Renci.SshNet</AssemblyName>
-    <AssemblyOriginatorKeyFile>../Renci.SshNet.snk</AssemblyOriginatorKeyFile>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>TRACE;DEBUG;FEATURE_REGEX_COMPILE;FEATURE_BINARY_SERIALIZATION;FEATURE_RNG_CREATE;FEATURE_SOCKET_SYNC;FEATURE_SOCKET_EAP;FEATURE_SOCKET_APM;FEATURE_SOCKET_SETSOCKETOPTION;FEATURE_SOCKET_SELECT;FEATURE_SOCKET_POLL;FEATURE_STREAM_APM;FEATURE_DNS_SYNC;FEATURE_THREAD_COUNTDOWNEVENT;FEATURE_THREAD_THREADPOOL;FEATURE_THREAD_SLEEP;FEATURE_HASH_MD5;FEATURE_HASH_SHA1_CREATE;FEATURE_HASH_SHA256_CREATE;FEATURE_HASH_SHA384_CREATE;FEATURE_HASH_SHA512_CREATE;FEATURE_HASH_RIPEMD160_CREATE;FEATURE_HMAC_MD5;FEATURE_HMAC_SHA1;FEATURE_HMAC_SHA256;FEATURE_HMAC_SHA384;FEATURE_HMAC_SHA512;FEATURE_HMAC_RIPEMD160;FEATURE_MEMORYSTREAM_GETBUFFER;FEATURE_DIAGNOSTICS_TRACESOURCE;FEATURE_ENCODING_ASCII</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <DocumentationFile>bin\Debug\Renci.SshNet.xml</DocumentationFile>
+    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <LangVersion>5</LangVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>none</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>FEATURE_REGEX_COMPILE;FEATURE_BINARY_SERIALIZATION;FEATURE_RNG_CREATE;FEATURE_SOCKET_SYNC;FEATURE_SOCKET_EAP;FEATURE_SOCKET_APM;FEATURE_SOCKET_SETSOCKETOPTION;FEATURE_SOCKET_SELECT;FEATURE_SOCKET_POLL;FEATURE_STREAM_APM;FEATURE_DNS_SYNC;FEATURE_THREAD_COUNTDOWNEVENT;FEATURE_THREAD_THREADPOOL;FEATURE_THREAD_SLEEP;FEATURE_HASH_MD5;FEATURE_HASH_SHA1_CREATE;FEATURE_HASH_SHA256_CREATE;FEATURE_HASH_SHA384_CREATE;FEATURE_HASH_SHA512_CREATE;FEATURE_HASH_RIPEMD160_CREATE;FEATURE_HMAC_MD5;FEATURE_HMAC_SHA1;FEATURE_HMAC_SHA256;FEATURE_HMAC_SHA384;FEATURE_HMAC_SHA512;FEATURE_HMAC_RIPEMD160;FEATURE_MEMORYSTREAM_GETBUFFER;FEATURE_DIAGNOSTICS_TRACESOURCE;FEATURE_ENCODING_ASCII</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <DocumentationFile>bin\Release\Renci.SshNet.xml</DocumentationFile>
+    <NoWarn>
+    </NoWarn>
+    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+    <LangVersion>5</LangVersion>
+  </PropertyGroup>
+  <PropertyGroup>
     <SignAssembly>true</SignAssembly>
-    <TargetFrameworks>net35;net40;netstandard1.3;netstandard2.0</TargetFrameworks>
   </PropertyGroup>
-
-  <!--
-  <PropertyGroup Condition=" '$(VisualStudioVersion)' == '16.0' ">
-    <TargetFrameworks>net35;net40;netstandard1.3;netstandard2.0;netstandard2.1</TargetFrameworks>
+  <PropertyGroup>
+    <AssemblyOriginatorKeyFile>..\Renci.SshNet.snk</AssemblyOriginatorKeyFile>
   </PropertyGroup>
-  -->
-
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard1.3' ">
-    <PackageReference Include="SshNet.Security.Cryptography" Version="[1.3.0]" />
-    <PackageReference Include="System.Diagnostics.TraceSource" Version="4.3.0" />
-    <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
-    <PackageReference Include="System.Net.Sockets" Version="4.3.0" />
-    <PackageReference Include="System.Threading.Thread" Version="4.3.0" />
-    <PackageReference Include="System.Threading.ThreadPool" Version="4.3.0" />
-    <PackageReference Include="System.Threading.Timer" Version="4.3.0" />
-    <PackageReference Include="System.Xml.XmlDocument" Version="4.3.0" />
-    <PackageReference Include="System.Xml.XPath.XmlDocument" Version="4.3.0" />
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml" />
   </ItemGroup>
-
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1' ">
-    <PackageReference Include="SshNet.Security.Cryptography" Version="[1.3.0]" />
+  <ItemGroup>
+    <Compile Include="Abstractions\CryptoAbstraction.cs" />
+    <Compile Include="Abstractions\DiagnosticAbstraction.cs" />
+    <Compile Include="Abstractions\DnsAbstraction.cs" />
+    <Compile Include="Abstractions\FileSystemAbstraction.cs" />
+    <Compile Include="Abstractions\ReflectionAbstraction.cs" />
+    <Compile Include="Abstractions\SocketAbstraction.cs" />
+    <Compile Include="Abstractions\ThreadAbstraction.cs" />
+    <Compile Include="AuthenticationMethod.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="AuthenticationResult.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="BaseClient.cs" />
+    <Compile Include="Channels\IChannel.cs" />
+    <Compile Include="Channels\IChannelDirectTcpip.cs" />
+    <Compile Include="Channels\IChannelForwardedTcpip.cs" />
+    <Compile Include="Channels\IChannelSession.cs" />
+    <Compile Include="CommandAsyncResult.cs" />
+    <Compile Include="Channels\Channel.cs" />
+    <Compile Include="Channels\ChannelDirectTcpip.cs" />
+    <Compile Include="Channels\ChannelForwardedTcpip.cs" />
+    <Compile Include="Channels\ChannelSession.cs" />
+    <Compile Include="Channels\ChannelTypes.cs" />
+    <Compile Include="Channels\ClientChannel.cs" />
+    <Compile Include="Channels\ServerChannel.cs" />
+    <Compile Include="CipherInfo.cs" />
+    <Compile Include="Common\Array.cs" />
+    <Compile Include="Common\ASCIIEncoding.cs" />
+    <Compile Include="Common\AsyncResult.cs" />
+    <Compile Include="Common\AuthenticationBannerEventArgs.cs" />
+    <Compile Include="Common\AuthenticationEventArgs.cs" />
+    <Compile Include="Common\AuthenticationPasswordChangeEventArgs.cs" />
+    <Compile Include="Common\AuthenticationPrompt.cs" />
+    <Compile Include="Common\AuthenticationPromptEventArgs.cs" />
+    <Compile Include="ClientAuthentication.cs" />
+    <Compile Include="Common\BigInteger.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Common\ChannelDataEventArgs.cs" />
+    <Compile Include="Common\ChannelEventArgs.cs" />
+    <Compile Include="Common\ChannelExtendedDataEventArgs.cs" />
+    <Compile Include="Common\ChannelOpenConfirmedEventArgs.cs" />
+    <Compile Include="Common\ChannelOpenFailedEventArgs.cs" />
+    <Compile Include="Common\ChannelRequestEventArgs.cs" />
+    <Compile Include="Common\CountdownEvent.cs" />
+    <Compile Include="Common\Pack.cs" />
+    <Compile Include="Common\ProxyException.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Common\HostKeyEventArgs.cs" />
+    <Compile Include="Common\DerData.cs" />
+    <Compile Include="Common\ExceptionEventArgs.cs" />
+    <Compile Include="Common\Extensions.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Common\NetConfServerException.cs" />
+    <Compile Include="Common\ObjectIdentifier.cs" />
+    <Compile Include="Common\PipeStream.cs" />
+    <Compile Include="Common\PortForwardEventArgs.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Common\ScpDownloadEventArgs.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Common\ScpException.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Common\ScpUploadEventArgs.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Common\SemaphoreLight.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Common\SftpPathNotFoundException.cs" />
+    <Compile Include="Common\SftpPermissionDeniedException.cs" />
+    <Compile Include="Common\ShellDataEventArgs.cs" />
+    <Compile Include="Common\SshAuthenticationException.cs" />
+    <Compile Include="Common\SshConnectionException.cs" />
+    <Compile Include="Common\SshData.cs" />
+    <Compile Include="Common\SshException.cs" />
+    <Compile Include="Common\SshOperationTimeoutException.cs" />
+    <Compile Include="Common\SshPassPhraseNullOrEmptyException.cs" />
+    <Compile Include="Common\TerminalModes.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Compression\CompressionMode.cs" />
+    <Compile Include="Compression\Compressor.cs" />
+    <Compile Include="Compression\Zlib.cs" />
+    <Compile Include="Compression\ZlibOpenSsh.cs" />
+    <Compile Include="Compression\ZlibStream.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="ConnectionInfo.cs" />
+    <Compile Include="ForwardedPortStatus.cs" />
+    <Compile Include="HashInfo.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="IAuthenticationMethod.cs" />
+    <Compile Include="IClientAuthentication.cs" />
+    <Compile Include="IConnectionInfo.cs" />
+    <Compile Include="IForwardedPort.cs" />
+    <Compile Include="IServiceFactory.cs" />
+    <Compile Include="IServiceFactory.NET.cs" />
+    <Compile Include="ISession.cs" />
+    <Compile Include="ISftpClient.cs" />
+    <Compile Include="ISubsystemSession.cs" />
+    <Compile Include="Messages\Connection\CancelTcpIpForwardGlobalRequestMessage.cs" />
+    <Compile Include="Messages\Connection\TcpIpForwardGlobalRequestMessage.cs" />
+    <Compile Include="Messages\Transport\KeyExchangeEcdhInitMessage.cs" />
+    <Compile Include="Messages\Transport\KeyExchangeEcdhReplyMessage.cs" />
+    <Compile Include="Netconf\INetConfSession.cs" />
+    <Compile Include="Security\Cryptography\HMACMD5.cs" />
+    <Compile Include="Security\Cryptography\HMACSHA1.cs" />
+    <Compile Include="Security\Cryptography\HMACSHA256.cs" />
+    <Compile Include="Security\Cryptography\HMACSHA384.cs" />
+    <Compile Include="Security\Cryptography\HMACSHA512.cs" />
+    <Compile Include="Security\GroupExchangeHashData.cs" />
+    <Compile Include="Security\IKeyExchange.cs" />
+    <Compile Include="Security\KeyExchangeDiffieHellmanGroupExchangeShaBase.cs" />
+    <Compile Include="ServiceFactory.cs" />
+    <Compile Include="ServiceFactory.NET.cs" />
+    <Compile Include="Sftp\ISftpFileReader.cs" />
+    <Compile Include="Sftp\ISftpSession.cs" />
+    <Compile Include="Common\SshDataStream.cs" />
+    <Compile Include="ExpectAsyncResult.cs" />
+    <Compile Include="Security\KeyExchangeDiffieHellmanGroupSha1.cs" />
+    <Compile Include="KeyboardInteractiveAuthenticationMethod.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="KeyboardInteractiveConnectionInfo.cs" />
+    <Compile Include="NoneAuthenticationMethod.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="PasswordAuthenticationMethod.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="ExpectAction.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="ForwardedPortDynamic.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="ForwardedPortDynamic.NET.cs" />
+    <Compile Include="ForwardedPortLocal.NET.cs" />
+    <Compile Include="Messages\Transport\IKeyExchangedAllowed.cs" />
+    <Compile Include="PasswordConnectionInfo.cs" />
+    <Compile Include="PrivateKeyAuthenticationMethod.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="PrivateKeyConnectionInfo.cs" />
+    <Compile Include="ProxyTypes.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="ScpClient.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="ScpClient.NET.cs" />
+    <Compile Include="ForwardedPort.cs" />
+    <Compile Include="ForwardedPortLocal.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="ForwardedPortRemote.cs" />
+    <Compile Include="MessageEventArgs.cs" />
+    <Compile Include="Messages\Authentication\BannerMessage.cs" />
+    <Compile Include="Messages\Authentication\FailureMessage.cs" />
+    <Compile Include="Messages\Authentication\InformationRequestMessage.cs" />
+    <Compile Include="Messages\Authentication\InformationResponseMessage.cs" />
+    <Compile Include="Messages\Authentication\PasswordChangeRequiredMessage.cs" />
+    <Compile Include="Messages\Authentication\PublicKeyMessage.cs" />
+    <Compile Include="Messages\Authentication\RequestMessage.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Messages\Authentication\RequestMessageHost.cs" />
+    <Compile Include="Messages\Authentication\RequestMessageKeyboardInteractive.cs" />
+    <Compile Include="Messages\Authentication\RequestMessageNone.cs" />
+    <Compile Include="Messages\Authentication\RequestMessagePassword.cs" />
+    <Compile Include="Messages\Authentication\RequestMessagePublicKey.cs" />
+    <Compile Include="Messages\Authentication\SuccessMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelCloseMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelDataMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelEofMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelExtendedDataMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelFailureMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelOpenConfirmationMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelOpenFailureMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelOpenFailureReasons.cs" />
+    <Compile Include="Messages\Connection\ChannelOpen\ChannelOpenInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelOpen\ChannelOpenMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelOpen\DirectTcpipChannelInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelOpen\ForwardedTcpipChannelInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelOpen\SessionChannelOpenInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelOpen\X11ChannelOpenInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\BreakRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\ChannelRequestMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\EndOfWriteRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\EnvironmentVariableRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\ExecRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\ExitSignalRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\ExitStatusRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\KeepAliveRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\PseudoTerminalInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\RequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\ShellRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\SignalRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\SubsystemRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\WindowChangeRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\X11ForwardingRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelRequest\XonXoffRequestInfo.cs" />
+    <Compile Include="Messages\Connection\ChannelSuccessMessage.cs" />
+    <Compile Include="Messages\Connection\ChannelWindowAdjustMessage.cs" />
+    <Compile Include="Messages\Connection\GlobalRequestMessage.cs" />
+    <Compile Include="Messages\Connection\GlobalRequestName.cs" />
+    <Compile Include="Messages\Connection\RequestFailureMessage.cs" />
+    <Compile Include="Messages\Connection\RequestSuccessMessage.cs" />
+    <Compile Include="Messages\Message.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Messages\MessageAttribute.cs" />
+    <Compile Include="Messages\ServiceName.cs" />
+    <Compile Include="Messages\Transport\DebugMessage.cs" />
+    <Compile Include="Messages\Transport\DisconnectMessage.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Messages\Transport\DisconnectReason.cs" />
+    <Compile Include="Messages\Transport\IgnoreMessage.cs" />
+    <Compile Include="Messages\Transport\KeyExchangeDhGroupExchangeGroup.cs" />
+    <Compile Include="Messages\Transport\KeyExchangeDhGroupExchangeInit.cs" />
+    <Compile Include="Messages\Transport\KeyExchangeDhGroupExchangeReply.cs" />
+    <Compile Include="Messages\Transport\KeyExchangeDhGroupExchangeRequest.cs" />
+    <Compile Include="Messages\Transport\KeyExchangeDhInitMessage.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Messages\Transport\KeyExchangeDhReplyMessage.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Messages\Transport\KeyExchangeInitMessage.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Messages\Transport\NewKeysMessage.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Messages\Transport\ServiceAcceptMessage.cs" />
+    <Compile Include="Messages\Transport\ServiceRequestMessage.cs" />
+    <Compile Include="Messages\Transport\UnimplementedMessage.cs" />
+    <Compile Include="NetConfClient.cs" />
+    <Compile Include="Netconf\NetConfSession.cs" />
+    <Compile Include="PrivateKeyFile.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Properties\CommonAssemblyInfo.cs" />
+    <Compile Include="Security\Algorithm.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\CertificateHostAlgorithm.cs" />
+    <Compile Include="Security\Cryptography\AsymmetricCipher.cs" />
+    <Compile Include="Security\Cryptography\BlockCipher.cs" />
+    <Compile Include="Security\Cryptography\Cipher.cs" />
+    <Compile Include="Security\Cryptography\CipherDigitalSignature.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\AesCipher.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\Arc4Cipher.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\BlowfishCipher.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\CastCipher.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\CipherMode.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\CipherPadding.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\DesCipher.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\Modes\CbcCipherMode.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\Modes\CfbCipherMode.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\Modes\CtrCipherMode.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\Modes\OfbCipherMode.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\Paddings\PKCS5Padding.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\Paddings\PKCS7Padding.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\RsaCipher.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\Cryptography\Ciphers\SerpentCipher.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\TripleDesCipher.cs" />
+    <Compile Include="Security\Cryptography\Ciphers\TwofishCipher.cs" />
+    <Compile Include="Security\Cryptography\DigitalSignature.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\Cryptography\DsaDigitalSignature.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\Cryptography\DsaKey.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\Cryptography\Key.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\Cryptography\RsaDigitalSignature.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\Cryptography\RsaKey.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\Cryptography\StreamCipher.cs" />
+    <Compile Include="Security\Cryptography\SymmetricCipher.cs" />
+    <Compile Include="Security\HostAlgorithm.cs" />
+    <Compile Include="Security\KeyExchange.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\KeyExchangeDiffieHellman.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\KeyExchangeDiffieHellmanGroup14Sha1.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\KeyExchangeDiffieHellmanGroup1Sha1.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\KeyExchangeDiffieHellmanGroupExchangeSha1.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\KeyExchangeDiffieHellmanGroupExchangeSha256.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Security\KeyHostAlgorithm.cs" />
+    <Compile Include="Session.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="SftpClient.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Sftp\Flags.cs" />
+    <Compile Include="Sftp\Requests\ExtendedRequests\FStatVfsRequest.cs" />
+    <Compile Include="Sftp\Requests\ExtendedRequests\HardLinkRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpUnblockRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpBlockRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpExtendedRequest.cs" />
+    <Compile Include="Sftp\Requests\ExtendedRequests\PosixRenameRequest.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Sftp\Requests\SftpCloseRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpFSetStatRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpFStatRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpInitRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpLinkRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpLStatRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpMkDirRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpOpenDirRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpOpenRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpReadDirRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpReadLinkRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpReadRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpRealPathRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpRemoveRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpRenameRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpRmDirRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpSetStatRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpStatRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpSymLinkRequest.cs" />
+    <Compile Include="Sftp\Requests\SftpWriteRequest.cs" />
+    <Compile Include="Sftp\Requests\ExtendedRequests\StatVfsRequest.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Sftp\Responses\ExtendedReplies\ExtendedReplyInfo.cs" />
+    <Compile Include="Sftp\Responses\ExtendedReplies\StatVfsReplyInfo.cs" />
+    <Compile Include="Sftp\Responses\SftpAttrsResponse.cs" />
+    <Compile Include="Sftp\Responses\SftpDataResponse.cs" />
+    <Compile Include="Sftp\Responses\SftpExtendedReplyResponse.cs" />
+    <Compile Include="Sftp\Responses\SftpHandleResponse.cs" />
+    <Compile Include="Sftp\Responses\SftpNameResponse.cs" />
+    <Compile Include="Sftp\Responses\SftpResponse.cs" />
+    <Compile Include="Sftp\Responses\SftpStatusResponse.cs" />
+    <Compile Include="Sftp\Responses\SftpVersionResponse.cs" />
+    <Compile Include="Sftp\SftpCloseAsyncResult.cs" />
+    <Compile Include="Sftp\SftpDownloadAsyncResult.cs" />
+    <Compile Include="Sftp\SftpFile.cs" />
+    <Compile Include="Sftp\SftpFileAttributes.cs" />
+    <Compile Include="Sftp\SftpFileReader.cs" />
+    <Compile Include="Sftp\SftpFileStream.cs" />
+    <Compile Include="Sftp\SftpFileSystemInformation.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Sftp\SftpListDirectoryAsyncResult.cs" />
+    <Compile Include="Sftp\SftpMessage.cs" />
+    <Compile Include="Sftp\SftpMessageTypes.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Sftp\SftpOpenAsyncResult.cs" />
+    <Compile Include="Sftp\SftpReadAsyncResult.cs" />
+    <Compile Include="Sftp\SftpRealPathAsyncResult.cs" />
+    <Compile Include="Sftp\SftpSession.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Sftp\SFtpStatAsyncResult.cs" />
+    <Compile Include="Sftp\SftpSynchronizeDirectoriesAsyncResult.cs" />
+    <Compile Include="Sftp\SftpUploadAsyncResult.cs" />
+    <Compile Include="Sftp\StatusCodes.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="Shell.cs" />
+    <Compile Include="ShellStream.cs">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="SshClient.cs" />
+    <Compile Include="SshCommand.cs" />
+    <Compile Include="SshMessageFactory.cs" />
+    <Compile Include="SubsystemSession.cs" />
   </ItemGroup>
-
-  <PropertyGroup Condition=" '$(TargetFramework)' == 'net35' ">
-    <DefineConstants>FEATURE_REGEX_COMPILE;FEATURE_BINARY_SERIALIZATION;FEATURE_RNG_CREATE;FEATURE_SOCKET_SYNC;FEATURE_SOCKET_EAP;FEATURE_SOCKET_APM;FEATURE_SOCKET_POLL;FEATURE_STREAM_APM;FEATURE_DNS_SYNC;FEATURE_THREAD_THREADPOOL;FEATURE_THREAD_SLEEP;FEATURE_HASH_MD5;FEATURE_HASH_SHA1_CREATE;FEATURE_HASH_SHA256_CREATE;FEATURE_HASH_SHA384_CREATE;FEATURE_HASH_SHA512_CREATE;FEATURE_HASH_RIPEMD160_CREATE;FEATURE_HMAC_MD5;FEATURE_HMAC_SHA1;FEATURE_HMAC_SHA256;FEATURE_HMAC_SHA384;FEATURE_HMAC_SHA512;FEATURE_HMAC_RIPEMD160;FEATURE_MEMORYSTREAM_GETBUFFER;FEATURE_DIAGNOSTICS_TRACESOURCE;FEATURE_ENCODING_ASCII;FEATURE_ECDSA</DefineConstants>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(TargetFramework)' == 'net40' ">
-    <DefineConstants>FEATURE_STRINGBUILDER_CLEAR;FEATURE_HASHALGORITHM_DISPOSE;FEATURE_REGEX_COMPILE;FEATURE_BINARY_SERIALIZATION;FEATURE_RNG_CREATE;FEATURE_SOCKET_SYNC;FEATURE_SOCKET_EAP;FEATURE_SOCKET_APM;FEATURE_SOCKET_SELECT;FEATURE_SOCKET_POLL;FEATURE_SOCKET_DISPOSE;FEATURE_STREAM_APM;FEATURE_DNS_SYNC;FEATURE_THREAD_COUNTDOWNEVENT;FEATURE_THREAD_THREADPOOL;FEATURE_THREAD_SLEEP;FEATURE_WAITHANDLE_DISPOSE;FEATURE_HASH_MD5;FEATURE_HASH_SHA1_CREATE;FEATURE_HASH_SHA256_CREATE;FEATURE_HASH_SHA384_CREATE;FEATURE_HASH_SHA512_CREATE;FEATURE_HASH_RIPEMD160_CREATE;FEATURE_HMAC_MD5;FEATURE_HMAC_SHA1;FEATURE_HMAC_SHA256;FEATURE_HMAC_SHA384;FEATURE_HMAC_SHA512;FEATURE_HMAC_RIPEMD160;FEATURE_MEMORYSTREAM_GETBUFFER;FEATURE_DIAGNOSTICS_TRACESOURCE;FEATURE_ENCODING_ASCII;FEATURE_ECDSA</DefineConstants>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(TargetFramework)' == 'netstandard1.3' ">
-    <DefineConstants>FEATURE_STRINGBUILDER_CLEAR;FEATURE_HASHALGORITHM_DISPOSE;FEATURE_ENCODING_ASCII;FEATURE_DIAGNOSTICS_TRACESOURCE;FEATURE_DIRECTORYINFO_ENUMERATEFILES;FEATURE_MEMORYSTREAM_TRYGETBUFFER;FEATURE_REFLECTION_TYPEINFO;FEATURE_RNG_CREATE;FEATURE_SOCKET_TAP;FEATURE_SOCKET_EAP;FEATURE_SOCKET_SYNC;FEATURE_SOCKET_SELECT;FEATURE_SOCKET_POLL;FEATURE_SOCKET_DISPOSE;FEATURE_DNS_TAP;FEATURE_STREAM_TAP;FEATURE_THREAD_COUNTDOWNEVENT;FEATURE_THREAD_TAP;FEATURE_THREAD_THREADPOOL;FEATURE_THREAD_SLEEP;FEATURE_WAITHANDLE_DISPOSE;FEATURE_HASH_MD5;FEATURE_HASH_SHA1_CREATE;FEATURE_HASH_SHA256_CREATE;FEATURE_HASH_SHA384_CREATE;FEATURE_HASH_SHA512_CREATE;FEATURE_HMAC_MD5;FEATURE_HMAC_SHA1;FEATURE_HMAC_SHA256;FEATURE_HMAC_SHA384;FEATURE_HMAC_SHA512</DefineConstants>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1' ">
-    <DefineConstants>FEATURE_STRINGBUILDER_CLEAR;FEATURE_HASHALGORITHM_DISPOSE;FEATURE_ENCODING_ASCII;FEATURE_DIAGNOSTICS_TRACESOURCE;FEATURE_DIRECTORYINFO_ENUMERATEFILES;FEATURE_MEMORYSTREAM_GETBUFFER;FEATURE_MEMORYSTREAM_TRYGETBUFFER;FEATURE_RNG_CREATE;FEATURE_SOCKET_TAP;FEATURE_SOCKET_APM;FEATURE_SOCKET_EAP;FEATURE_SOCKET_SYNC;FEATURE_SOCKET_SELECT;FEATURE_SOCKET_POLL;FEATURE_SOCKET_DISPOSE;FEATURE_DNS_SYNC;FEATURE_DNS_APM;FEATURE_DNS_TAP;FEATURE_STREAM_APM;FEATURE_STREAM_TAP;FEATURE_THREAD_COUNTDOWNEVENT;FEATURE_THREAD_TAP;FEATURE_THREAD_THREADPOOL;FEATURE_THREAD_SLEEP;FEATURE_WAITHANDLE_DISPOSE;FEATURE_HASH_MD5;FEATURE_HASH_SHA1_CREATE;FEATURE_HASH_SHA256_CREATE;FEATURE_HASH_SHA384_CREATE;FEATURE_HASH_SHA512_CREATE;FEATURE_HMAC_MD5;FEATURE_HMAC_SHA1;FEATURE_HMAC_SHA256;FEATURE_HMAC_SHA384;FEATURE_HMAC_SHA512;FEATURE_ECDSA</DefineConstants>
-  </PropertyGroup>
-</Project>
+  <ItemGroup>
+    <None Include="..\Renci.SshNet.snk">
+      <Link>Renci.SshNet.snk</Link>
+    </None>
+    <None Include="Documentation\Renci.SshNet.content" />
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="Documentation\SshNet.shfbproj" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>
\ No newline at end of file
diff --git a/src/Renci.SshNet/SftpClient.cs b/src/Renci.SshNet/SftpClient.cs
index 5a0993009..3c22290d0 100644
--- a/src/Renci.SshNet/SftpClient.cs
+++ b/src/Renci.SshNet/SftpClient.cs
@@ -16,7 +16,7 @@ namespace Renci.SshNet
     /// <summary>
     /// Implementation of the SSH File Transfer Protocol (SFTP) over SSH.
     /// </summary>
-    public class SftpClient : BaseClient
+    public class SftpClient : BaseClient, ISftpClient
     {
         private static readonly Encoding Utf8NoBOM = new UTF8Encoding(false, true);
 

From 9cae2672c27a4d68a88066a3a96415a0bec35c61 Mon Sep 17 00:00:00 2001
From: ericvbrumfield <ericvbrumfield@gmail.com>
Date: Wed, 15 Mar 2017 12:19:48 -0400
Subject: [PATCH 4/5] Fixing build for issue #193.

---
 src/Renci.SshNet.Silverlight/Renci.SshNet.Silverlight.csproj | 3 +++
 .../Renci.SshNet.Silverlight5.csproj                         | 3 +++
 src/Renci.SshNet.UAP10/Renci.SshNet.UAP10.csproj             | 3 +++
 .../Renci.SshNet.WindowsPhone.csproj                         | 3 +++
 .../Renci.SshNet.WindowsPhone8.csproj                        | 5 ++++-
 5 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/Renci.SshNet.Silverlight/Renci.SshNet.Silverlight.csproj b/src/Renci.SshNet.Silverlight/Renci.SshNet.Silverlight.csproj
index 6769eabff..39f66a0ec 100644
--- a/src/Renci.SshNet.Silverlight/Renci.SshNet.Silverlight.csproj
+++ b/src/Renci.SshNet.Silverlight/Renci.SshNet.Silverlight.csproj
@@ -1183,6 +1183,9 @@
     </Compile>
     <Compile Include="..\Renci.SshNet\SftpClient.cs">
       <Link>SftpClient.cs</Link>
+    </Compile>
+	<Compile Include="..\Renci.SshNet\ISftpClient.cs">
+      <Link>ISftpClient.cs</Link>
     </Compile>
     <Compile Include="..\Renci.SshNet\Sftp\Flags.cs">
       <Link>Sftp\Flags.cs</Link>
diff --git a/src/Renci.SshNet.Silverlight5/Renci.SshNet.Silverlight5.csproj b/src/Renci.SshNet.Silverlight5/Renci.SshNet.Silverlight5.csproj
index 6892d3b63..fb59067a6 100644
--- a/src/Renci.SshNet.Silverlight5/Renci.SshNet.Silverlight5.csproj
+++ b/src/Renci.SshNet.Silverlight5/Renci.SshNet.Silverlight5.csproj
@@ -1189,6 +1189,9 @@
     </Compile>
     <Compile Include="..\Renci.SshNet\SftpClient.cs">
       <Link>SftpClient.cs</Link>
+    </Compile>
+	<Compile Include="..\Renci.SshNet\ISftpClient.cs">
+      <Link>ISftpClient.cs</Link>
     </Compile>
     <Compile Include="..\Renci.SshNet\Sftp\Flags.cs">
       <Link>Sftp\Flags.cs</Link>
diff --git a/src/Renci.SshNet.UAP10/Renci.SshNet.UAP10.csproj b/src/Renci.SshNet.UAP10/Renci.SshNet.UAP10.csproj
index 0e66873e7..bc78664db 100644
--- a/src/Renci.SshNet.UAP10/Renci.SshNet.UAP10.csproj
+++ b/src/Renci.SshNet.UAP10/Renci.SshNet.UAP10.csproj
@@ -381,6 +381,9 @@
     <Compile Include="..\Renci.SshNet\ISession.cs">
       <Link>ISession.cs</Link>
     </Compile>
+    <Compile Include="..\Renci.SshNet\ISftpClient.cs">
+      <Link>ISftpClient.cs</Link>
+    </Compile>
     <Compile Include="..\Renci.SshNet\ISubsystemSession.cs">
       <Link>ISubsystemSession.cs</Link>
     </Compile>
diff --git a/src/Renci.SshNet.WindowsPhone/Renci.SshNet.WindowsPhone.csproj b/src/Renci.SshNet.WindowsPhone/Renci.SshNet.WindowsPhone.csproj
index 9e1d2da00..6f7d4576c 100644
--- a/src/Renci.SshNet.WindowsPhone/Renci.SshNet.WindowsPhone.csproj
+++ b/src/Renci.SshNet.WindowsPhone/Renci.SshNet.WindowsPhone.csproj
@@ -1168,6 +1168,9 @@
     </Compile>
     <Compile Include="..\Renci.SshNet\SftpClient.cs">
       <Link>SftpClient.cs</Link>
+    </Compile>
+	<Compile Include="..\Renci.SshNet\ISftpClient.cs">
+      <Link>ISftpClient.cs</Link>
     </Compile>
     <Compile Include="..\Renci.SshNet\Sftp\Flags.cs">
       <Link>Sftp\Flags.cs</Link>
diff --git a/src/Renci.SshNet.WindowsPhone8/Renci.SshNet.WindowsPhone8.csproj b/src/Renci.SshNet.WindowsPhone8/Renci.SshNet.WindowsPhone8.csproj
index 9fe3202e0..cac461773 100644
--- a/src/Renci.SshNet.WindowsPhone8/Renci.SshNet.WindowsPhone8.csproj
+++ b/src/Renci.SshNet.WindowsPhone8/Renci.SshNet.WindowsPhone8.csproj
@@ -358,6 +358,9 @@
     <Compile Include="..\Renci.SshNet\ISession.cs">
       <Link>ISession.cs</Link>
     </Compile>
+    <Compile Include="..\Renci.SshNet\ISftpClient.cs">
+      <Link>ISftpClient.cs</Link>
+    </Compile>
     <Compile Include="..\Renci.SshNet\ISubsystemSession.cs">
       <Link>ISubsystemSession.cs</Link>
     </Compile>
@@ -1441,7 +1444,7 @@
   <Import Project="$(MSBuildExtensionsPath)\Microsoft\$(TargetFrameworkIdentifier)\$(TargetFrameworkVersion)\Microsoft.$(TargetFrameworkIdentifier).CSharp.targets" />
   <ProjectExtensions>
     <VisualStudio>
-      <UserProperties ProjectLinkerExcludeFilter="\\?desktop(\\.*)?$;\\?silverlight(\\.*)?$;\.desktop;\.silverlight;\.xaml;^service references(\\.*)?$;\.clientconfig;^web references(\\.*)?$" ProjectLinkReference="2f5f8c90-0bd1-424f-997c-7bc6280919d1" />
+      <UserProperties ProjectLinkReference="2f5f8c90-0bd1-424f-997c-7bc6280919d1" ProjectLinkerExcludeFilter="\\?desktop(\\.*)?$;\\?silverlight(\\.*)?$;\.desktop;\.silverlight;\.xaml;^service references(\\.*)?$;\.clientconfig;^web references(\\.*)?$" />
     </VisualStudio>
   </ProjectExtensions>
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 

From 03bfc6c60ae365dc82778d11c5335dbf0250003d Mon Sep 17 00:00:00 2001
From: ericvbrumfield <ericvbrumfield@gmail.com>
Date: Sun, 28 Jun 2020 13:41:41 -0400
Subject: [PATCH 5/5] #193 Reverted src/Renci.SshNet/Renci.SshNet.csproj back
 to cdbdefe4491b1ef4ffa301ded7f518b4d5bd973b, undoing changes from 2017 to fix
 build.

---
 src/Renci.SshNet/Renci.SshNet.csproj | 503 +++------------------------
 1 file changed, 39 insertions(+), 464 deletions(-)

diff --git a/src/Renci.SshNet/Renci.SshNet.csproj b/src/Renci.SshNet/Renci.SshNet.csproj
index 9cbf43696..124ce9d4b 100644
--- a/src/Renci.SshNet/Renci.SshNet.csproj
+++ b/src/Renci.SshNet/Renci.SshNet.csproj
@@ -1,472 +1,47 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProductVersion>8.0.30703</ProductVersion>
-    <SchemaVersion>2.0</SchemaVersion>
-    <ProjectGuid>{2F5F8C90-0BD1-424F-997C-7BC6280919D1}</ProjectGuid>
-    <OutputType>Library</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>Renci.SshNet</RootNamespace>
-    <AssemblyName>Renci.SshNet</AssemblyName>
-    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>TRACE;DEBUG;FEATURE_REGEX_COMPILE;FEATURE_BINARY_SERIALIZATION;FEATURE_RNG_CREATE;FEATURE_SOCKET_SYNC;FEATURE_SOCKET_EAP;FEATURE_SOCKET_APM;FEATURE_SOCKET_SETSOCKETOPTION;FEATURE_SOCKET_SELECT;FEATURE_SOCKET_POLL;FEATURE_STREAM_APM;FEATURE_DNS_SYNC;FEATURE_THREAD_COUNTDOWNEVENT;FEATURE_THREAD_THREADPOOL;FEATURE_THREAD_SLEEP;FEATURE_HASH_MD5;FEATURE_HASH_SHA1_CREATE;FEATURE_HASH_SHA256_CREATE;FEATURE_HASH_SHA384_CREATE;FEATURE_HASH_SHA512_CREATE;FEATURE_HASH_RIPEMD160_CREATE;FEATURE_HMAC_MD5;FEATURE_HMAC_SHA1;FEATURE_HMAC_SHA256;FEATURE_HMAC_SHA384;FEATURE_HMAC_SHA512;FEATURE_HMAC_RIPEMD160;FEATURE_MEMORYSTREAM_GETBUFFER;FEATURE_DIAGNOSTICS_TRACESOURCE;FEATURE_ENCODING_ASCII</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <DocumentationFile>bin\Debug\Renci.SshNet.xml</DocumentationFile>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <LangVersion>5</LangVersion>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>none</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>FEATURE_REGEX_COMPILE;FEATURE_BINARY_SERIALIZATION;FEATURE_RNG_CREATE;FEATURE_SOCKET_SYNC;FEATURE_SOCKET_EAP;FEATURE_SOCKET_APM;FEATURE_SOCKET_SETSOCKETOPTION;FEATURE_SOCKET_SELECT;FEATURE_SOCKET_POLL;FEATURE_STREAM_APM;FEATURE_DNS_SYNC;FEATURE_THREAD_COUNTDOWNEVENT;FEATURE_THREAD_THREADPOOL;FEATURE_THREAD_SLEEP;FEATURE_HASH_MD5;FEATURE_HASH_SHA1_CREATE;FEATURE_HASH_SHA256_CREATE;FEATURE_HASH_SHA384_CREATE;FEATURE_HASH_SHA512_CREATE;FEATURE_HASH_RIPEMD160_CREATE;FEATURE_HMAC_MD5;FEATURE_HMAC_SHA1;FEATURE_HMAC_SHA256;FEATURE_HMAC_SHA384;FEATURE_HMAC_SHA512;FEATURE_HMAC_RIPEMD160;FEATURE_MEMORYSTREAM_GETBUFFER;FEATURE_DIAGNOSTICS_TRACESOURCE;FEATURE_ENCODING_ASCII</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <DocumentationFile>bin\Release\Renci.SshNet.xml</DocumentationFile>
-    <NoWarn>
-    </NoWarn>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+    <GenerateDocumentationFile>true</GenerateDocumentationFile>
+    <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
+    <AssemblyName>Renci.SshNet</AssemblyName>
+    <AssemblyOriginatorKeyFile>../Renci.SshNet.snk</AssemblyOriginatorKeyFile>
     <LangVersion>5</LangVersion>
-  </PropertyGroup>
-  <PropertyGroup>
     <SignAssembly>true</SignAssembly>
+    <TargetFrameworks>net35;net40;netstandard1.3;netstandard2.0</TargetFrameworks>
   </PropertyGroup>
-  <PropertyGroup>
-    <AssemblyOriginatorKeyFile>..\Renci.SshNet.snk</AssemblyOriginatorKeyFile>
+
+  <!--
+  <PropertyGroup Condition=" '$(VisualStudioVersion)' == '16.0' ">
+    <TargetFrameworks>net35;net40;netstandard1.3;netstandard2.0;netstandard2.1</TargetFrameworks>
   </PropertyGroup>
-  <ItemGroup>
-    <Reference Include="System" />
-    <Reference Include="System.Core" />
-    <Reference Include="System.Xml" />
-  </ItemGroup>
-  <ItemGroup>
-    <Compile Include="Abstractions\CryptoAbstraction.cs" />
-    <Compile Include="Abstractions\DiagnosticAbstraction.cs" />
-    <Compile Include="Abstractions\DnsAbstraction.cs" />
-    <Compile Include="Abstractions\FileSystemAbstraction.cs" />
-    <Compile Include="Abstractions\ReflectionAbstraction.cs" />
-    <Compile Include="Abstractions\SocketAbstraction.cs" />
-    <Compile Include="Abstractions\ThreadAbstraction.cs" />
-    <Compile Include="AuthenticationMethod.cs">
-      <SubType>Code</SubType>
-    </Compile>
-    <Compile Include="AuthenticationResult.cs">
-      <SubType>Code</SubType>
-    </Compile>
-    <Compile Include="BaseClient.cs" />
-    <Compile Include="Channels\IChannel.cs" />
-    <Compile Include="Channels\IChannelDirectTcpip.cs" />
-    <Compile Include="Channels\IChannelForwardedTcpip.cs" />
-    <Compile Include="Channels\IChannelSession.cs" />
-    <Compile Include="CommandAsyncResult.cs" />
-    <Compile Include="Channels\Channel.cs" />
-    <Compile Include="Channels\ChannelDirectTcpip.cs" />
-    <Compile Include="Channels\ChannelForwardedTcpip.cs" />
-    <Compile Include="Channels\ChannelSession.cs" />
-    <Compile Include="Channels\ChannelTypes.cs" />
-    <Compile Include="Channels\ClientChannel.cs" />
-    <Compile Include="Channels\ServerChannel.cs" />
-    <Compile Include="CipherInfo.cs" />
-    <Compile Include="Common\Array.cs" />
-    <Compile Include="Common\ASCIIEncoding.cs" />
-    <Compile Include="Common\AsyncResult.cs" />
-    <Compile Include="Common\AuthenticationBannerEventArgs.cs" />
-    <Compile Include="Common\AuthenticationEventArgs.cs" />
-    <Compile Include="Common\AuthenticationPasswordChangeEventArgs.cs" />
-    <Compile Include="Common\AuthenticationPrompt.cs" />
-    <Compile Include="Common\AuthenticationPromptEventArgs.cs" />
-    <Compile Include="ClientAuthentication.cs" />
-    <Compile Include="Common\BigInteger.cs">
-      <SubType>Code</SubType>
-    </Compile>
-    <Compile Include="Common\ChannelDataEventArgs.cs" />
-    <Compile Include="Common\ChannelEventArgs.cs" />
-    <Compile Include="Common\ChannelExtendedDataEventArgs.cs" />
-    <Compile Include="Common\ChannelOpenConfirmedEventArgs.cs" />
-    <Compile Include="Common\ChannelOpenFailedEventArgs.cs" />
-    <Compile Include="Common\ChannelRequestEventArgs.cs" />
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\ No newline at end of file
+
+  <PropertyGroup Condition=" '$(TargetFramework)' == 'net35' ">
+    <DefineConstants>FEATURE_REGEX_COMPILE;FEATURE_BINARY_SERIALIZATION;FEATURE_RNG_CREATE;FEATURE_SOCKET_SYNC;FEATURE_SOCKET_EAP;FEATURE_SOCKET_APM;FEATURE_SOCKET_POLL;FEATURE_STREAM_APM;FEATURE_DNS_SYNC;FEATURE_THREAD_THREADPOOL;FEATURE_THREAD_SLEEP;FEATURE_HASH_MD5;FEATURE_HASH_SHA1_CREATE;FEATURE_HASH_SHA256_CREATE;FEATURE_HASH_SHA384_CREATE;FEATURE_HASH_SHA512_CREATE;FEATURE_HASH_RIPEMD160_CREATE;FEATURE_HMAC_MD5;FEATURE_HMAC_SHA1;FEATURE_HMAC_SHA256;FEATURE_HMAC_SHA384;FEATURE_HMAC_SHA512;FEATURE_HMAC_RIPEMD160;FEATURE_MEMORYSTREAM_GETBUFFER;FEATURE_DIAGNOSTICS_TRACESOURCE;FEATURE_ENCODING_ASCII;FEATURE_ECDSA</DefineConstants>
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+    <DefineConstants>FEATURE_STRINGBUILDER_CLEAR;FEATURE_HASHALGORITHM_DISPOSE;FEATURE_REGEX_COMPILE;FEATURE_BINARY_SERIALIZATION;FEATURE_RNG_CREATE;FEATURE_SOCKET_SYNC;FEATURE_SOCKET_EAP;FEATURE_SOCKET_APM;FEATURE_SOCKET_SELECT;FEATURE_SOCKET_POLL;FEATURE_SOCKET_DISPOSE;FEATURE_STREAM_APM;FEATURE_DNS_SYNC;FEATURE_THREAD_COUNTDOWNEVENT;FEATURE_THREAD_THREADPOOL;FEATURE_THREAD_SLEEP;FEATURE_WAITHANDLE_DISPOSE;FEATURE_HASH_MD5;FEATURE_HASH_SHA1_CREATE;FEATURE_HASH_SHA256_CREATE;FEATURE_HASH_SHA384_CREATE;FEATURE_HASH_SHA512_CREATE;FEATURE_HASH_RIPEMD160_CREATE;FEATURE_HMAC_MD5;FEATURE_HMAC_SHA1;FEATURE_HMAC_SHA256;FEATURE_HMAC_SHA384;FEATURE_HMAC_SHA512;FEATURE_HMAC_RIPEMD160;FEATURE_MEMORYSTREAM_GETBUFFER;FEATURE_DIAGNOSTICS_TRACESOURCE;FEATURE_ENCODING_ASCII;FEATURE_ECDSA</DefineConstants>
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+  </PropertyGroup>
+</Project>