public uint ReadUShort()
{
_stream.Read(_buffer, 0, 1);
ETFType type = (ETFType)_buffer[0];
return((ushort)ReadLongInternal(type));
}
public double ReadDouble()
{
_stream.Read(_buffer, 0, 1);
ETFType type = (ETFType)_buffer[0];
return(ReadDoubleInternal(type));
}
public uint ReadByte()
{
_stream.Read(_buffer, 0, 1);
ETFType type = (ETFType)_buffer[0];
return((byte)ReadLongInternal(type));
}
public bool?ReadNullableBool()
{
_stream.Read(_buffer, 0, 1);
ETFType type = (ETFType)_buffer[0];
if (type == ETFType.SMALL_ATOM_EXT)
{
_stream.Read(_buffer, 0, 1);
switch (_buffer[0]) //Length
{
case 3:
if (ReadNil())
{
return(null);
}
break;
case 4:
ReadTrue();
return(true);
case 5:
ReadFalse();
return(false);
}
}
throw new InvalidDataException();
}
public float ReadSingle()
{
_stream.Read(_buffer, 0, 1);
ETFType type = (ETFType)_buffer[0];
return((float)ReadDoubleInternal(type));
}
public long ReadLongInternal(ETFType type)
{
switch (type)
{
case ETFType.SMALL_INTEGER_EXT:
_stream.Read(_buffer, 0, 1);
return(_buffer[0]);
case ETFType.INTEGER_EXT:
_stream.Read(_buffer, 0, 4);
return((_buffer[0] << 24) | (_buffer[1] << 16) | (_buffer[2] << 8) | (_buffer[3]));
case ETFType.SMALL_BIG_EXT:
_stream.Read(_buffer, 0, 2);
bool isPositive = _buffer[0] == 0;
byte count = _buffer[1];
int shiftValue = (count - 1) * 8;
ulong value = 0;
_stream.Read(_buffer, 0, count);
for (int i = 0; i < count; i++, shiftValue -= 8)
{
value = value + _buffer[i] << shiftValue;
}
if (!isPositive)
{
return(-(long)value);
}
else
{
return((long)value);
}
}
throw new InvalidDataException();
}
public ulong ReadULong()
{
_stream.Read(_buffer, 0, 1);
ETFType type = (ETFType)_buffer[0];
return((ulong)ReadLongInternal(type));
}
public int ReadInt()
{
_stream.Read(_buffer, 0, 1);
ETFType type = (ETFType)_buffer[0];
return((int)ReadLongInternal(type));
}
public double?ReadNullableDouble()
{
_stream.Read(_buffer, 0, 1);
ETFType type = (ETFType)_buffer[0];
if (type == ETFType.SMALL_ATOM_EXT && ReadNil())
{
return(null);
}
return(ReadDoubleInternal(type));
}
public ulong?ReadNullableULong()
{
_stream.Read(_buffer, 0, 1);
ETFType type = (ETFType)_buffer[0];
if (type == ETFType.SMALL_ATOM_EXT && ReadNil())
{
return(null);
}
return((ulong)ReadLongInternal(type));
}
public int?ReadNullableShort()
{
_stream.Read(_buffer, 0, 1);
ETFType type = (ETFType)_buffer[0];
if (type == ETFType.SMALL_ATOM_EXT && ReadNil())
{
return(null);
}
return((short)ReadLongInternal(type));
}
public double ReadDoubleInternal(ETFType type)
{
throw new NotImplementedException();
}