Delphi DLL

Send a Wake-on-LAN Magic Packet

Demonstrates Socket.SendWakeOnLan, which sends a Wake-on-LAN magic packet for a MAC address to a UDP broadcast address and port.

Background. The MAC address is six bytes written as hexadecimal. Wake-on-LAN wakes a powered-down machine on the local network that has the feature enabled.

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Delphi DLL

var
success: Boolean;
socket: HCkSocket;

begin
success := False;

socket := CkSocket_Create();

//  Send a Wake-on-LAN magic packet to wake a machine by its MAC address.  The MAC is six bytes
//  written as hexadecimal, and the packet is sent to the UDP broadcast address and port.
success := CkSocket_SendWakeOnLan(socket,'000102030405',9,'255.255.255.255');
if (success = False) then
  begin
    Memo1.Lines.Add(CkSocket__lastErrorText(socket));
    Exit;
  end;
Memo1.Lines.Add('Wake-on-LAN packet sent.');

CkSocket_Dispose(socket);