static IEnumerable <ServiceTriggerInformation> GetTriggersForService(SafeServiceHandle service)
{
List <ServiceTriggerInformation> triggers = new List <ServiceTriggerInformation>();
using (var buf = new SafeStructureInOutBuffer <SERVICE_TRIGGER_INFO>(8192, false))
{
int required = 0;
if (!QueryServiceConfig2(service, SERVICE_CONFIG_TRIGGER_INFO, buf, 8192, out required))
{
return(triggers.AsReadOnly());
}
SERVICE_TRIGGER_INFO trigger_info = buf.Result;
if (trigger_info.cTriggers == 0)
{
return(triggers.AsReadOnly());
}
SERVICE_TRIGGER[] trigger_arr;
using (SafeHGlobalBuffer trigger_buffer = new SafeHGlobalBuffer(trigger_info.pTriggers, trigger_info.cTriggers * Marshal.SizeOf(typeof(SERVICE_TRIGGER)), false))
{
trigger_arr = new SERVICE_TRIGGER[trigger_info.cTriggers];
trigger_buffer.ReadArray(0, trigger_arr, 0, trigger_arr.Length);
}
for (int i = 0; i < trigger_arr.Length; ++i)
{
triggers.Add(new ServiceTriggerInformation(trigger_arr[i]));
}
return(triggers.AsReadOnly());
}
}
internal ServiceTriggerInformation(SERVICE_TRIGGER trigger)
{
TriggerType = trigger.dwTriggerType;
Action = trigger.dwAction;
SubType = trigger.GetSubType();
SubTypeDescription = GetSubTypeDescription();
List <ServiceTriggerCustomData> data = new List <ServiceTriggerCustomData>();
if (trigger.pDataItems != IntPtr.Zero && trigger.cDataItems > 0)
{
SERVICE_TRIGGER_SPECIFIC_DATA_ITEM[] data_items;
ReadArray(trigger.pDataItems, trigger.cDataItems, out data_items);
for (int i = 0; i < data_items.Length; ++i)
{
data.Add(new ServiceTriggerCustomData(data_items[i]));
}
}
CustomData = data.AsReadOnly();
}
