/// <summary>
/// Reads a string with special circumstance capability
/// </summary>
/// <param name="xStringSize"></param>
/// <param name="xStringType"></param>
/// <param name="xRead"></param>
/// <returns></returns>
public string ReadString(StringForm xStringType, int xStringSize, StringRead xRead)
{
try { return ReadString(xStringType, xStringSize, xRead, IsBigEndian); }
catch (Exception x) { throw x; }
}
/// <summary>
/// Reads a string with special circumstance capability
/// </summary>
/// <param name="xStringSize"></param>
/// <param name="xStringType"></param>
/// <param name="xRead"></param>
/// <param name="BigEndian"></param>
/// <returns></returns>
public string ReadString(StringForm xStringType, int xStringSize, StringRead xRead, bool BigEndian)
{
if (!Enum.IsDefined(typeof(StringForm), xStringType) || !Enum.IsDefined(typeof(StringRead), xRead))
throw new Exception("Invalid parameters");
try
{
if (xRead == StringRead.ToNull)
{
if (Position >= Length - 1)
return "";
List<byte> buffer = new List<byte>();
if (xStringType == StringForm.Unicode)
{
byte[] buff = ReadBytes(2);
int i = 0;
while (xStringSize == 0 || i < xStringSize)
{
if (buff[0] == 0 && buff[1] == 0)
break;
try
{
buffer.AddRange(buff);
buff = ReadBytes(2);
}
catch { break; }
}
if (BigEndian)
return Encoding.BigEndianUnicode.GetString(buffer.ToArray()).Replace(PadType.Null.ToString(), "");
else return Encoding.Unicode.GetString(buffer.ToArray()).Replace(PadType.Null.ToString(), "");
}
else
{
if (Position >= Length)
return "";
byte buff = ReadByte();
int i = 0;
while (xStringSize == 0 || i < xStringSize)
{
if (buff == 0)
break;
try
{
buffer.Add(buff);
buff = ReadByte();
}
catch { break; }
i++;
}
return Encoding.ASCII.GetString(buffer.ToArray()).Replace(PadType.Null.ToString(), "");
}
}
else if (xRead == StringRead.PrecedingLength)
{
List<byte> Buffer = new List<byte>();
byte len = ReadByte();
for (int i = 0; i < len; i++)
{
if (xStringType == StringForm.ASCII)
Buffer.AddRange(ReadBytes(2));
else Buffer.Add(ReadByte());
}
if (xStringType == StringForm.ASCII)
return Encoding.ASCII.GetString(Buffer.ToArray()).Replace(PadType.Null.ToString(), "");
else
{
if (BigEndian)
return Encoding.BigEndianUnicode.GetString(Buffer.ToArray()).Replace(PadType.Null.ToString(), "");
else return Encoding.Unicode.GetString(Buffer.ToArray()).Replace(PadType.Null.ToString(), "");
}
}
else
{
byte[] buff = ReadBytes((byte)xStringType * xStringSize);
if (xStringType == StringForm.ASCII)
return Encoding.ASCII.GetString(buff).Replace(PadType.Null.ToString(), "");
else
{
if (BigEndian)
return Encoding.BigEndianUnicode.GetString(buff).Replace(PadType.Null.ToString(), "");
else return Encoding.Unicode.GetString(buff).Replace(PadType.Null.ToString(), "");
}
}
}
catch (Exception x) { throw x; }
}
/// <summary>
/// Reads a string with special circumstance capability
/// </summary>
/// <param name="xStringSize"></param>
/// <param name="xStringType"></param>
/// <param name="xRead"></param>
/// <returns></returns>
public string ReadString(StringForm xStringType, int xStringSize, StringRead xRead)
{
{ return ReadString(xStringType, xStringSize, xRead, IsBigEndian); }
//throw x
}
