/// <summary>
/// Decodes an address out of a PDU string.
/// </summary>
/// <param name="pdu">The PDU string to use.</param>
/// <param name="index">The index where to start in the string.</param>
/// <param name="address">The address (phone number) read.</param>
/// <param name="addressType">The address type of the read address.</param>
public static void DecodeGeneralAddress(string pdu, ref int index, out string address, out byte addressType)
{
int num;
int num1 = index;
int num2 = num1;
index = num1 + 1;
byte num3 = BcdWorker.GetByte(pdu, num2);
int num4 = index;
int num5 = num4;
index = num4 + 1;
addressType = BcdWorker.GetByte(pdu, num5);
if (num3 <= 0)
{
address = string.Empty;
return;
}
else
{
bool flag = false;
if (num3 % 2 != 0)
{
num = num3 + 1;
}
else
{
num = (int)num3;
}
int length = num / 2;
if (index * 2 + length * 2 > pdu.Length - length * 2)
{
length = (pdu.Length - index * 2) / 2;
flag = true;
}
AddressType addressType1 = new AddressType(addressType);
if (addressType1.Ton != 5)
{
string bytesString = BcdWorker.GetBytesString(pdu, index, length);
index = index + length;
if (flag)
{
address = BcdWorker.DecodeSemiOctets(bytesString).Substring(0, length * 2);
return;
}
else
{
address = BcdWorker.DecodeSemiOctets(bytesString).Substring(0, num3);
return;
}
}
else
{
byte[] bytes = BcdWorker.GetBytes(pdu, index, length);
index = index + length;
address = PduParts.Decode7BitText(bytes);
return;
}
}
}
protected string CreateAddressOfType(string address, byte type)
{
if (address != string.Empty)
{
if ((type == 0x91) && !address.StartsWith("+"))
{
return ("+" + address);
}
AddressType type2 = new AddressType(type);
if (type2.Ton == 5)
{
string s = BcdWorker.EncodeSemiOctets(address);
return TextDataConverter.SevenBitToString(TextDataConverter.OctetsToSeptetsStr(BcdWorker.GetBytes(s, 0, BcdWorker.CountBytes(s))), false);
}
}
return address;
}
