//...
static void startService()
{
Guid webCleintTrigger = new Guid(0xb52c6d34, 0x59c9, 0x4dfc, 0x80, 0xcb, 0x3b, 0x65, 0x2, 0xf5, 0xd5, 0xcc);
long handle = 0;
uint output = EventRegister(ref webCleintTrigger, IntPtr.Zero, IntPtr.Zero, ref handle);
//This is what is returned:
//output = 0 <- Good
//handle = 65537 <- Good handle?
bool success = false;
if (output == 0)
{
//Create event descriptor
EVENT_DESCRIPTOR desc = new EVENT_DESCRIPTOR();
//Write the event
unsafe
{
uint writeOutput = EventWrite(handle, ref desc, 0, null);
success = writeOutput == 0;
EventUnregister(handle);
}
}
}
//...
static void startService()
{
Guid webCleintTrigger = new Guid(0xb52c6d34, 0x59c9, 0x4dfc, 0x80, 0xcb, 0x3b, 0x65, 0x2, 0xf5, 0xd5, 0xcc);
long handle = 0;
uint output = EventRegister(ref webCleintTrigger, IntPtr.Zero, IntPtr.Zero, ref handle);
//This is what is returned:
//output = 0 <- Good
//handle = 65537 <- Good handle?
bool success = false;
if (output == 0)
{
//Create event descriptor
EVENT_DESCRIPTOR desc = new EVENT_DESCRIPTOR();
//Write the event
unsafe
{
uint writeOutput = EventWrite(handle, ref desc, 0, null);
success = writeOutput == 0;
EventUnregister(handle);
}
}
}
public static void start_service(string trigger)
{
Guid webCleintTrigger = new Guid(0x22B6D684, 0xFA63, 0x4578, 0x87, 0xC9, 0xEF, 0xFC, 0xBE, 0x66, 0x43, 0xC7);
if (trigger.ToLower().Equals("true"))
{
Console.WriteLine("Attempting to start WebClient via ServiceTrigger");
}
else
{
Console.WriteLine("Attempting to start {0} via ServiceTrigger", trigger);
webCleintTrigger = new Guid(trigger);
}
long handle = 0;
uint output = EventRegister(ref webCleintTrigger, IntPtr.Zero, IntPtr.Zero, ref handle);
bool success = false;
if (output == 0)
{
//Create event descriptor
EVENT_DESCRIPTOR desc = new EVENT_DESCRIPTOR();
//Write the event
uint writeOutput = EventWrite(handle, ref desc, 0, IntPtr.Zero);
success = writeOutput == 0;
EventUnregister(handle);
Console.WriteLine("Service should be started, verify with \"sc.exe query servicename\"");
}
}
public void EventTest()
{
var activId = Guid.Empty;
Assert.That(EventActivityIdControl(EVENT_ACTIVITY_CTRL.EVENT_ACTIVITY_CTRL_CREATE_ID, ref activId), ResultIs.Successful);
var provGuid = Guid.NewGuid();
Assert.That(EventRegister(provGuid, Callback, IntPtr.Zero, out var hReg), ResultIs.Successful);
Assert.That(hReg.IsInvalid, Is.False);
using (hReg)
{
var desc = new EVENT_DESCRIPTOR(0, 0, 0, 0, 0, 0, ulong.MaxValue);
Assert.That(EventEnabled(hReg, desc), Is.False);
Assert.That(EventProviderEnabled(hReg, 0, ulong.MaxValue), Is.False);
using (var mem = SafeHGlobalHandle.CreateFromStructure((byte)1))
Assert.That(EventSetInformation(hReg, EVENT_INFO_CLASS.EventProviderUseDescriptorType, mem, 1U), ResultIs.FailureCode(Win32Error.ERROR_NOT_SUPPORTED));
Assert.That(EventWrite(hReg, desc, 0, null), ResultIs.FailureCode(Win32Error.ERROR_INVALID_PARAMETER));
Assert.That(EventWriteEx(hReg, desc, 0, 0, IntPtr.Zero, IntPtr.Zero, 0, null), ResultIs.FailureCode(Win32Error.ERROR_INVALID_PARAMETER));
Assert.That(EventWriteString(hReg, 0, ulong.MaxValue, "Dummy"), ResultIs.FailureCode(Win32Error.ERROR_INVALID_HANDLE));
Assert.That(EventWriteTransfer(hReg, desc, IntPtr.Zero, IntPtr.Zero, 0, null), ResultIs.FailureCode(Win32Error.ERROR_INVALID_PARAMETER));
}
void Callback(in Guid SourceId, bool IsEnabled, byte Level, ulong MatchAnyKeyword, ulong MatchAllKeyword, IntPtr FilterData, IntPtr CallbackContext)
{
}
}
public static bool Start(string serviceGuid)
{
long handle = 0;
bool success = false;
Guid triggerGuid = new Guid(serviceGuid);
if (Advapi32.EventRegister(ref triggerGuid, IntPtr.Zero, IntPtr.Zero, ref handle) == 0)
{
EVENT_DESCRIPTOR desc = new EVENT_DESCRIPTOR();
success = Advapi32.EventWrite(handle, ref desc, 0, IntPtr.Zero) == 0;
Advapi32.EventUnregister(handle);
return(success);
}
return(success);
}
public static unsafe extern uint EventWrite(long RegHandle, ref EVENT_DESCRIPTOR EventDescriptor, uint UserDataCount, EventData* UserData);
public static extern unsafe uint EventWrite(long RegHandle, ref EVENT_DESCRIPTOR EventDescriptor, uint UserDataCount, EventData *UserData);
