/// <summary>
/// Checks if two NetId's are equal
/// </summary>
/// <param name="obj">NetId to compare to</param>
/// <returns>Wheter or not the two NetIds are equal</returns>
public override bool Equals(object obj)
{
if (obj == null || GetType() != obj.GetType())
{
return(false);
}
NetId key = (NetId)obj;
return((HostId == key.HostId) && (ConnectionId == key.ConnectionId));
}
private static void StructureDestroyed(NetId netId)
{
var structure = NetIdRegistry.Get <StructureDrop>(netId);
if (structure == null)
{
return;
}
OnStructureDestroying?.Invoke(structure);
}
private static void BarricadeDestroyed(NetId netId)
{
var barricade = NetIdRegistry.Get <BarricadeDrop>(netId);
if (barricade == null)
{
return;
}
OnBarricadeDestroying?.Invoke(barricade);
}
internal void WriteToStream(Stream stream)
{
BinaryWriter writer = new BinaryWriter(stream);
writer.Write(Timestamp.ToFileTimeUtc());
writer.Write(Tag ?? String.Empty);
writer.Write(Uuid.ToString());
writer.Write(NetId.ToString());
writer.Write(Network ?? String.Empty);
writer.Write(Color.ToString());
writer.Write(Convert.ToBase64String(Frame.ToArray()));
}
// don't work with CFLIST atm
private static byte[] CalculateKey(SessionKeyType type, AppNonce appNonce, NetId netId, DevNonce devNonce, AppKey appKey)
{
using var aes = Aes.Create("AesManaged");
var rawAppKey = new byte[AppKey.Size];
_ = appKey.Write(rawAppKey);
aes.Key = rawAppKey;
#pragma warning disable CA5358 // Review cipher mode usage with cryptography experts
// Cipher is part of the LoRaWAN specification
aes.Mode = CipherMode.ECB;
#pragma warning restore CA5358 // Review cipher mode usage with cryptography experts
aes.Padding = PaddingMode.None;
var buffer = new byte[1 + AppNonce.Size + NetId.Size + DevNonce.Size + 7];
var pt = buffer.AsSpan();
Debug.Assert(pt.Length == 16);
pt[0] = unchecked ((byte)type);
pt = pt[1..];
public override int GetHashCode()
{
int hash = 1;
if (UserId != 0)
{
hash ^= UserId.GetHashCode();
}
if (NetId != 0)
{
hash ^= NetId.GetHashCode();
}
if (Seat != 0)
{
hash ^= Seat.GetHashCode();
}
if (Team != 0)
{
hash ^= Team.GetHashCode();
}
hash ^= combatInitHeroes_.GetHashCode();
return(hash);
}
public static AppSessionKey CalculateAppSessionKey(AppNonce appNonce, NetId netId, DevNonce devNonce, AppKey appKey) => AppSessionKey.Read(CalculateKey(SessionKeyType.Application, appNonce, netId, devNonce, appKey));
public static NetworkSessionKey CalculateNetworkSessionKey(AppNonce appNonce, NetId netId, DevNonce devNonce, AppKey appKey) => NetworkSessionKey.Read(CalculateKey(SessionKeyType.Network, appNonce, netId, devNonce, appKey));
public static bool TryRead <T>(this TwinCollection twinCollection, string property, ILogger?logger, [NotNullWhen(true)] out T?value)
{
_ = twinCollection ?? throw new ArgumentNullException(nameof(twinCollection));
value = default;
if (!twinCollection.Contains(property))
{
return(false);
}
// cast to object to avoid dynamic code to be generated
var some = (object)twinCollection[property];
// quick path for values that can be directly converted
if (some is Newtonsoft.Json.Linq.JValue someJValue)
{
if (someJValue.Value is T someT)
{
value = someT;
return(true);
}
}
try
{
var t = typeof(T);
var tPrime = Nullable.GetUnderlyingType(t) ?? t;
// For 100% case coverage we should handle the case where type T is nullable and the token is null.
// Since this is not possible in IoT hub, we do not handle the null cases exhaustively.
if (tPrime == StationEuiType)
{
value = (T)(object)StationEui.Parse(some.ToString());
}
else if (tPrime == DevNonceType)
{
value = (T)(object)new DevNonce(Convert.ToUInt16(some, CultureInfo.InvariantCulture));
}
else if (tPrime == DevAddrType)
{
value = (T)(object)DevAddr.Parse(some.ToString());
}
else if (tPrime == AppSessionKeyType)
{
value = (T)(object)AppSessionKey.Parse(some.ToString());
}
else if (tPrime == AppKeyType)
{
value = (T)(object)AppKey.Parse(some.ToString());
}
else if (tPrime == NetworkSessionKeyType)
{
value = (T)(object)NetworkSessionKey.Parse(some.ToString());
}
else if (tPrime == JoinEuiType)
{
value = (T)(object)JoinEui.Parse(some.ToString());
}
else if (tPrime == NetIdType)
{
value = (T)(object)NetId.Parse(some.ToString());
}
else
{
value = (T)Convert.ChangeType(some, t, CultureInfo.InvariantCulture);
}
if (t.IsEnum && !t.IsEnumDefined(value))
{
LogParsingError(logger, property, some);
return(false);
}
}
catch (Exception ex) when(ex is ArgumentException
or InvalidCastException
or FormatException
or OverflowException
or Newtonsoft.Json.JsonSerializationException)
{
LogParsingError(logger, property, some, ex);
return(false);
}
return(true);
}
protected virtual void Start()
{
NetId.GotNewComponent(this);
}
public IFuture <TR> RemoteCall <TR, T0, T1>(NetId agentId, string methodName, T0 t0, T1 t1)
{
throw new NotImplementedException();
}
