// *********************************************************************
/// <summary>
/// Wakes up the machine with the given <paramref name="macAddress"/>.
/// </summary>
/// <remarks>
/// <para>
/// <note>
/// <list type="number">
/// <item> The motherboard must support Wake On LAN.</item>
/// <item> The NIC must support Wake On LAN.</item>
/// <item> There must be a wire connecting the motherboard's WOL port to
/// the NIC's WOL port. Usually there always is a connection on most of
/// the PCs.</item>
/// <item> The Wake On LAN feature must be enabled in the motherboard's
/// BIOS. Usually this is also enabled by default, but you might like to
/// check again.</item>
/// <item> The "Good Connection" light on the back of the NIC must be lit
/// when the machine is off. (By default always good if you are not
/// facing any network issues)</item>
/// <item> Port 12287 (0x2FFF) must be open. (By default it should be
/// open unless some antivirus or any other such program has changed
/// settings.)</item>
/// <item> Packets cannot be broadcast across the Internet. That's why
/// it's called Wake On Lan, not Wake On Internet.</item>
/// <item> To find your MAC address, run the MSINFO32.EXE tool that is a
/// part of Windows and navigate to Components > Network > Adapteror
/// or simply type nbtstat -a <your hostname < at command prompt.
/// e.g. nbtstat -a mymachinename or nbtstat -A 10.2.100.213.
/// <param name="macAddress">The MAC address of the host which has to be
/// woken up.</param>
///
private static void Wakeup(string macAddress)
{
WOLUdpClient client = new WOLUdpClient();
client.Connect(
new IPAddress(0xffffffff), //255.255.255.255 i.e broadcast
0x2fff); // port = 12287
if (client.IsClientInBrodcastMode())
{
int byteCount = 0;
byte[] bytes = new byte[102];
for (int trailer = 0; trailer < 6; trailer++)
{
bytes[byteCount++] = 0xFF;
}
for (int macPackets = 0; macPackets < 16; macPackets++)
{
int i = 0;
for (int macBytes = 0; macBytes < 6; macBytes++)
{
bytes[byteCount++] =
byte.Parse(macAddress.Substring(i, 2),
NumberStyles.HexNumber);
i += 2;
}
}
int returnValue = client.Send(bytes, byteCount);
Console.WriteLine(returnValue + " bytes sent to " + macAddress +
Environment.NewLine + "Check if it's woken up. If not, try again!" +
Environment.NewLine);
}
else
{
Console.WriteLine("Remote client could not be set in broadcast mode!");
}
}
/// <summary>
/// Wake button function
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BtnWake_Click(object sender, RoutedEventArgs e)
{
_IP = TbIPTarget.Text; //loading new imput ip
_MAC = TbMAC.Text; //loading new imput MAC
_Port = TbPort.Text; //loading new imput Port
if (_MAC != file.IniReadValue("CONNECTION", "MAC") || _Port != file.IniReadValue("CONNECTION", "Port") || _IP != file.IniReadValue("CONNECTION", "IPTarget"))
{
//Saving settings from textboxes to ini
file.IniWriteValue("CONNECTION", "Port", TbPort.Text);
file.IniWriteValue("CONNECTION", "MAC", TbMAC.Text);
file.IniWriteValue("CONNECTION", "IPTarget", TbIPTarget.Text);
}
if (_MAC.Length > 0 && _Port.Length > 0 && _IP.Length > 0)//check texboxes for null
{
try
{
IPAddress ip2 = IPAddress.Parse(_IP);
string port = _Port;
int p = Convert.ToInt32(port);
if (_MAC.Length == 17)
{
macAddress = _MAC.Replace(":", "");
WOLUdpClient client = new WOLUdpClient();
client.Connect(ip2, //255.255.255.255 i.e broadcast
p); // port = 12287
if (client.IsClientInBrodcastMode())
{
int byteCount = 0;
byte[] bytes = new byte[102];
for (int trailer = 0; trailer < 6; trailer++)
{
bytes[byteCount++] = 0xFF;
}
for (int macPackets = 0; macPackets < 16; macPackets++)
{
int i = 0;
for (int macBytes = 0; macBytes < 6; macBytes++)
{
bytes[byteCount++] =
byte.Parse(macAddress.Substring(i, 2),
NumberStyles.HexNumber);
i += 2;
}
}
int returnValue = client.Send(bytes, byteCount);
TbLog.Text = "Magic packet of " + returnValue + " bytes is sent to: " + Environment.NewLine + _IP + " / " + _MAC;
}
}
else
{
TbLog.Text = "Remote client could not" + Environment.NewLine + " be set in broadcast mode. Please check your settings!";
}
}
catch (Exception)
{
TbLog.Text = Environment.NewLine + "Something went wrong ..check settings!";
}
}
else
{
TbLog.Text = "All text boxes must be filled!";
}
}
