/// <summary>
/// Reserved for internal use.
/// </summary>
internal void EncodeData(byte[] data, ref int index)
{
int tag = data[index++];
if (tag != 0xBE)
{
throw new Exception("Invalid tag.");
}
int len = data[index++];
if (data.Length - index < len)
{
throw new Exception("Not enough data.");
}
//Excoding the choice for user information
tag = data[index++];
if (tag != 0x4)
{
throw new Exception("Invalid tag.");
}
len = data[index++];
//Tag for xDLMS-Initate.response
tag = data[index++];
bool response = tag == GXCommon.InitialResponce;
if (response)
{
//Optional usage field of the negotiated quality of service component
tag = data[index++];
if (tag != 0)//Skip if used.
{
len = data[index++];
index += len;
}
}
else if (tag == GXCommon.InitialRequest)
{
//Optional usage field of the negotiated quality of service component
tag = data[index++];
if (tag != 0)//Skip if used.
{
len = data[index++];
index += len;
}
//Optional usage field of the negotiated quality of service component
tag = data[index++];
if (tag != 0)//Skip if used.
{
len = data[index++];
index += len;
}
//Optional usage field of the negotiated quality of service component
tag = data[index++];
if (tag != 0)//Skip if used.
{
len = data[index++];
index += len;
}
}
else
{
throw new Exception("Invalid tag.");
}
//Get DLMS version number.
DLMSVersioNumber = data[index++];
//Tag for conformance block
tag = data[index++];
if (tag != 0x5F)
{
throw new Exception("Invalid tag.");
}
//Old Way...
if (data[index] == 0x1F)
{
++index;
}
len = data[index++];
//The number of unused bits in the bit string.
tag = data[index++];
Array.Copy(data, index, ConformanceBlock, 0, 3);
index += 3;
MaxReceivePDUSize = GXCommon.GetUInt16(data, ref index);
if (response)
{
//VAA Name
tag = data[index++];
tag = data[index++];
}
}
void IGXDLMSBase.SetValue(int index, object value)
{
if (index == 1)
{
if (value is string)
{
LogicalName = value.ToString();
}
else
{
LogicalName = GXDLMSClient.ChangeType((byte[])value, DataType.OctetString).ToString();
}
}
else if (index == 2)
{
ObjectList.Clear();
if (value != null)
{
foreach (Object[] item in (Object[])value)
{
ObjectType type = (ObjectType)Convert.ToInt32(item[0]);
int version = Convert.ToInt32(item[1]);
String ln = GXDLMSObject.toLogicalName((byte[])item[2]);
GXDLMSObject obj = null;
if (Parent != null)
{
obj = Parent.FindByLN(type, ln);
}
if (obj == null)
{
obj = Gurux.DLMS.GXDLMSClient.CreateObject(type);
obj.LogicalName = ln;
obj.Version = version;
}
//Unknown objects are not shown.
if (obj is IGXDLMSBase)
{
UpdateAccessRights(obj, (Object[])item[3]);
ObjectList.Add(obj);
}
}
}
}
else if (index == 3)
{
ClientSAP = Convert.ToByte(((Object[])value)[0]);
ServerSAP = Convert.ToUInt16(((Object[])value)[1]);
}
else if (index == 4)
{
//Value of the object identifier encoded in BER
if (value is byte[])
{
int pos = -1;
byte[] arr = value as byte[];
if (arr[0] == 0x60)
{
ApplicationContextName.JointIsoCtt = 0;
++pos;
ApplicationContextName.Country = 0;
++pos;
ApplicationContextName.CountryName = 0;
++pos;
ApplicationContextName.IdentifiedOrganization = arr[++pos];
ApplicationContextName.DlmsUA = arr[++pos];
ApplicationContextName.ApplicationContext = arr[++pos];
ApplicationContextName.ContextId = arr[++pos];
}
else
{
//Get Tag and Len.
if (arr[++pos] != (int)GXBer.IntegerTag && arr[++pos] != 7)
{
throw new ArgumentOutOfRangeException();
}
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
ApplicationContextName.JointIsoCtt = arr[++pos];
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
ApplicationContextName.Country = arr[++pos];
//Get tag
if (arr[++pos] != 0x12)
{
throw new ArgumentOutOfRangeException();
}
ApplicationContextName.CountryName = GXCommon.GetUInt16(arr, ref pos);
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
ApplicationContextName.IdentifiedOrganization = arr[++pos];
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
ApplicationContextName.DlmsUA = arr[++pos];
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
ApplicationContextName.ApplicationContext = arr[++pos];
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
ApplicationContextName.ContextId = arr[++pos];
}
}
else
{
Object[] arr = (Object[])value;
ApplicationContextName.JointIsoCtt = Convert.ToByte(arr[0]);
ApplicationContextName.Country = Convert.ToByte(arr[1]);
ApplicationContextName.CountryName = Convert.ToUInt16(arr[2]);
ApplicationContextName.IdentifiedOrganization = Convert.ToByte(arr[3]);
ApplicationContextName.DlmsUA = Convert.ToByte(arr[4]);
ApplicationContextName.ApplicationContext = Convert.ToByte(arr[5]);
ApplicationContextName.ContextId = Convert.ToByte(arr[6]);
}
}
else if (index == 5)
{
Object[] arr = (Object[])value;
XDLMSContextInfo.Conformance = arr[0].ToString();
XDLMSContextInfo.MaxReceivePduSize = Convert.ToUInt16(arr[1]);
XDLMSContextInfo.MaxSendPpuSize = Convert.ToUInt16(arr[2]);
XDLMSContextInfo.DlmsVersionNumber = Convert.ToByte(arr[3]);
XDLMSContextInfo.QualityOfService = Convert.ToSByte(arr[4]);
XDLMSContextInfo.CypheringInfo = (byte[])arr[5];
}
else if (index == 6)
{
//Value of the object identifier encoded in BER
if (value is byte[])
{
int pos = -1;
byte[] arr = value as byte[];
if (arr[0] == 0x60)
{
AuthenticationMechanismMame.JointIsoCtt = 0;
++pos;
AuthenticationMechanismMame.Country = 0;
++pos;
AuthenticationMechanismMame.CountryName = 0;
++pos;
AuthenticationMechanismMame.IdentifiedOrganization = arr[++pos];
AuthenticationMechanismMame.DlmsUA = arr[++pos];
AuthenticationMechanismMame.AuthenticationMechanismName = arr[++pos];
AuthenticationMechanismMame.MechanismId = (Authentication)arr[++pos];
}
else
{
//Get Tag and Len.
if (arr[++pos] != (int)GXBer.IntegerTag && arr[++pos] != 7)
{
throw new ArgumentOutOfRangeException();
}
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
AuthenticationMechanismMame.JointIsoCtt = arr[++pos];
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
AuthenticationMechanismMame.Country = arr[++pos];
//Get tag
if (arr[++pos] != 0x12)
{
throw new ArgumentOutOfRangeException();
}
AuthenticationMechanismMame.CountryName = GXCommon.GetUInt16(arr, ref pos);
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
AuthenticationMechanismMame.IdentifiedOrganization = arr[++pos];
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
AuthenticationMechanismMame.DlmsUA = arr[++pos];
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
AuthenticationMechanismMame.AuthenticationMechanismName = arr[++pos];
//Get tag
if (arr[++pos] != 0x11)
{
throw new ArgumentOutOfRangeException();
}
AuthenticationMechanismMame.MechanismId = (Authentication)arr[++pos];
}
}
else
{
Object[] arr = (Object[])value;
AuthenticationMechanismMame.JointIsoCtt = Convert.ToByte(arr[0]);
AuthenticationMechanismMame.Country = Convert.ToByte(arr[1]);
AuthenticationMechanismMame.CountryName = Convert.ToUInt16(arr[2]);
AuthenticationMechanismMame.IdentifiedOrganization = Convert.ToByte(arr[3]);
AuthenticationMechanismMame.DlmsUA = Convert.ToByte(arr[4]);
AuthenticationMechanismMame.AuthenticationMechanismName = Convert.ToByte(arr[5]);
AuthenticationMechanismMame.MechanismId = (Authentication)Convert.ToByte(arr[6]);
}
}
else if (index == 7)
{
Secret = (byte[])value;
}
else if (index == 8)
{
if (value == null)
{
AssociationStatus = AssociationStatus.NonAssociated;
}
else
{
AssociationStatus = (AssociationStatus)Convert.ToInt32(value);
}
}
else if (index == 9)
{
SecuritySetupReference = GXDLMSClient.ChangeType((byte[])value, DataType.OctetString).ToString();
}
else
{
throw new ArgumentException("SetValue failed. Invalid attribute index.");
}
}
