public SERVICE_FAILURE_ACTIONS(ServiceFailureActions sfa)
{
if (sfa.ResetPeriod.TotalSeconds > 0)
{
dwResetPeriod = Convert.ToUInt32(sfa.ResetPeriod.TotalSeconds);
}
else
{
dwResetPeriod = 0;
}
if (sfa.RebootMessage.Length > 0)
{
rebootMsg = Marshal.StringToHGlobalUni(sfa.RebootMessage);
}
else
{
rebootMsg = IntPtr.Zero;
}
if (sfa.Command.Length > 0)
{
command = Marshal.StringToHGlobalUni(sfa.Command);
}
else
{
command = IntPtr.Zero;
}
if (sfa.HasActionsDefined)
{
numActions = (uint)sfa.Actions.Length;
//Allocate space for the unmanaged array
SC_ACTION nativeAction;
int sizeSCACTION = Marshal.SizeOf(typeof(SC_ACTION));
actions = Marshal.AllocHGlobal(sizeSCACTION * sfa.Actions.Length);
//Nowe we need to copy the elements to the new array (but we have to track where we place it)
IntPtr pElement = actions;
for (int nIdx = 0; nIdx < numActions; ++nIdx)
{
//Copy the action data
nativeAction = new SC_ACTION(sfa.Actions[nIdx]);
//The destination is actual calculated from the base of our pointer
pElement = (IntPtr)(actions.ToInt64() + (sizeSCACTION * nIdx));
Marshal.StructureToPtr(nativeAction, pElement, false);
}
;
}
else
{
numActions = 0;
actions = IntPtr.Zero;
};
}
private void QueryFailureActions(SafeHandle handle)
{
uint sizeNeeded;
uint sizeBuffer = 4096;
IntPtr pBuffer = IntPtr.Zero;
try
{
while (true)
{
//Allocate buffer
pBuffer = Marshal.AllocHGlobal((int)sizeBuffer);
//Get the description first as it is the easiest
if (NativeMethods.QueryServiceConfig2(handle, NativeMethods.SERVICE_CONFIG_INFOLEVEL.FAILURE_ACTIONS,
pBuffer, sizeBuffer, out sizeNeeded))
{
break;
}
//If we failed for any reason other than insufficient buffer space
int error = Marshal.GetLastWin32Error();
if (error != NativeMethods.ERROR_INSUFFICIENT_BUFFER)
{
throw new Win32Exception(error);
}
//Prepare to allocate a new buffer
Marshal.FreeHGlobal(pBuffer);
sizeBuffer = sizeNeeded;
}
;
//Build the failure list
var failure = (NativeMethods.SERVICE_FAILURE_ACTIONS)Marshal.PtrToStructure(pBuffer, typeof(NativeMethods.SERVICE_FAILURE_ACTIONS));
FailureActions = new ServiceFailureActions(failure);
} finally
{
//Clean up
if (pBuffer != IntPtr.Zero)
{
Marshal.FreeHGlobal(pBuffer);
}
};
}
/// <summary>Initializes an instance of the <see cref="ServiceInstaller2"/> class.</summary>
public ServiceInstaller2()
{
FailureActions = new ServiceFailureActions();
}
