internal FWPM_FILTER0 ToStruct(DisposableList list)
{
FWPM_FILTER0 ret = new FWPM_FILTER0();
ret.filterKey = FilterKey;
ret.layerKey = LayerKey;
ret.subLayerKey = SubLayerKey;
ret.displayData.name = Name;
ret.displayData.description = Description;
ret.flags = Flags;
ret.weight = Weight.ToStruct(list);
ret.action.type = ActionType;
if (ActionType.HasFlag(FirewallActionType.Callout))
{
ret.action.action.calloutKey = CalloutKey;
}
else
{
ret.action.action.filterType = FilterType;
}
if (ProviderKey != Guid.Empty)
{
ret.providerKey = list.AddStructureRef(ProviderKey).DangerousGetHandle();
}
if (Conditions.Count > 0)
{
ret.numFilterConditions = Conditions.Count;
ret.filterCondition = list.AddList(Conditions.Select(c => c.ToStruct(list))).DangerousGetHandle();
}
return(ret);
}
internal FirewallFilter(FWPM_FILTER0 filter, FirewallEngine engine, Func <SecurityInformation, bool, NtResult <SecurityDescriptor> > get_sd)
: base(filter.filterKey, filter.displayData, new NamedGuidDictionary(), engine, get_sd)
{
ActionType = filter.action.type;
if (ActionType.HasFlag(FirewallActionType.Callout))
{
CalloutKey = filter.action.action.calloutKey;
CalloutKeyName = NamedGuidDictionary.CalloutGuids.Value.GetName(CalloutKey);
}
else
{
FilterType = filter.action.action.filterType;
}
LayerKey = filter.layerKey;
LayerKeyName = NamedGuidDictionary.LayerGuids.Value.GetName(LayerKey);
SubLayerKey = filter.subLayerKey;
SubLayerKeyName = NamedGuidDictionary.SubLayerGuids.Value.GetName(SubLayerKey);
Flags = filter.flags;
List <FirewallFilterCondition> conditions = new List <FirewallFilterCondition>();
if (filter.numFilterConditions > 0)
{
var conds = new SafeHGlobalBuffer(filter.filterCondition, 1, false);
conds.Initialize <FWPM_FILTER_CONDITION0>((uint)filter.numFilterConditions);
conditions.AddRange(conds.ReadArray <FWPM_FILTER_CONDITION0>(0, filter.numFilterConditions).Select(c => new FirewallFilterCondition(c)));
}
Conditions = conditions.AsReadOnly();
Weight = new FirewallValue(filter.weight, Guid.Empty);
EffectiveWeight = new FirewallValue(filter.effectiveWeight, Guid.Empty);
if (filter.providerKey != IntPtr.Zero)
{
ProviderKey = filter.providerKey.ReadGuid() ?? Guid.Empty;
}
ProviderData = filter.providerData.ToArray();
FilterId = filter.filterId;
}