private bool StartEncrypt()
{
CryptoHandler crypto = new CryptoHandler();
List <byte> encryptionRequest = new List <byte>();
string serverID = "";
if (protocol.protocolVersion < MCVersion.MC172Version)
{
serverID = "lilium-pre";
}
encryptionRequest.AddRange(getString(serverID));
encryptionRequest.AddRange(getArray(crypto.getPublic()));
byte[] token = new byte[4];
var rng = new System.Security.Cryptography.RNGCryptoServiceProvider(); rng.GetBytes(token);
encryptionRequest.AddRange(getArray(token));
SendPacket(0x01, encryptionRequest);
List <byte> encryptResponse = new List <byte>(readDataRAW(readNextVarIntRAW()));
if (readNextVarInt(encryptResponse) == 0x01)
{
List <byte> dec = new List <byte>();
dec.AddRange(crypto.Decrypt(readNextByteArray(encryptResponse)));
dec.RemoveRange(0, dec.Count - 16);
byte[] key_dec = dec.ToArray();
byte[] token_dec = token;
EncStream = CryptoHandler.getAesStream(Client.GetStream(), key_dec);
this.encrypted = true;
return(true);
}
return(false);
}
private static string DesypherFile()
{
string result = null;
byte[] bytes = File.ReadAllBytes(@"../../Files/classified_file.txt");
result = _crypto.Decrypt(bytes);
return(result);
}
public static void DisplayValues(byte[] input) // Get values from node config and display them
{
byte[] Key = hexToByte("2b7e151628aed2a6abf7158809cf4f3c"); //Convert the hex string to a byte array
byte[] IV = hexToByte("000102030405060708090a0b0c0d0e0f"); //Convert the hex string to a byte array
CryptoHandler cryptoHandler = new CryptoHandler();
byte[] data = cryptoHandler.Decrypt(input, Key, IV);
int lastIndex = Array.FindLastIndex(data, b => b != 0);
Array.Resize(ref data, lastIndex + 1);
RLConfigPayload payload = RLConfigPayload.Parser.ParseFrom(data);
string NodeID = "Node ID (SN): " + payload.NodeID.ToString();
string NetworkID = "Network ID: " + payload.NetworkID.ToString();
string NetworkChannel = "Network Channel: " + payload.NetworkChannel.ToString();
string AppAreaID = "Application Area ID: " + payload.ApplicationAreaID.ToString("X");
string HardVer = "Hardware Version: " + payload.HardwareVersion.ToString();
string Softver = "Software Version: " + payload.SoftwareVersion.Major.ToString() + "." + payload.SoftwareVersion.Devel.ToString() + "." + payload.SoftwareVersion.Maint.ToString() + "." + payload.SoftwareVersion.Minor.ToString();
string MeshVer = "Wirepas Version: " + payload.WirepasVersion.Major.ToString() + "." + payload.WirepasVersion.Devel.ToString() + "." + payload.WirepasVersion.Maint.ToString() + "." + payload.WirepasVersion.Minor.ToString();
string NodeConfig = payload.NodeConfiguration.ToString();
string OperatingMode = "Operating Mode: ";
switch (payload.OperatingMode)
{
case NodeOperatingMode.Run:
OperatingMode = "Operating Mode: Run";
break;
case NodeOperatingMode.Inventory:
OperatingMode = "Operating Mode: Inventory";
break;
}
string HeadNodeRSSI = "Normalized Head Node RSSI: " + (Convert.ToDouble((payload.HeadNodeRSSI) / 254.0f) * 100.0f).ToString() + "%";
string BatVoltage = "Battery Voltage: " + (Convert.ToDouble(payload.BatteryVoltage) / 1000.0f).ToString() + " V";
string GateConnect = "Gateway Connected: " + (payload.GatewayConnected ? "Yes" : "No").ToString();
string UplinkRate = "Uplink Rate: " + payload.UplinkRate.ToString() + " Seconds";
string DeviceRole = "Device Role: ";
switch (payload.NodeRole)
{
case NodeRole.HeadnodeAnchor:
DeviceRole = "Device Role: Router";
break;
case NodeRole.SubnodeTracked:
DeviceRole = "Device Role: Leaf";
break;
}
string AssetTrack = "Asset Tracking: " + (payload.AssetTrackingEnabled ? "Enabled" : "Disabled").ToString();
string[] valueList = new string[] { NodeID, NetworkID, NetworkChannel, AppAreaID, HardVer, Softver, MeshVer, NodeConfig, OperatingMode, HeadNodeRSSI, BatVoltage, GateConnect, UplinkRate, DeviceRole, AssetTrack };
ReadFromNode readValues = new ReadFromNode();
readValues.DisplayValues(valueList); //Display the values
}