private static void SaveLong(Pickler /*!*/ pickler, object obj)
{
Debug.Assert(obj.GetType() == typeof(BigInteger), "arg must be long");
BigInteger bi = (BigInteger)obj;
if (bi.IsZero)
{
pickler.Write(Opcode.Long1);
pickler.WriteUInt8(0);
}
else if (bi <= MaxInt && bi >= MinInt)
{
pickler.Write(Opcode.Long1);
int value = (int)bi;
if (IsInt8(value))
{
pickler.WriteUInt8(1);
pickler._file.Write((char)(byte)value);
}
else if (IsInt16(value))
{
pickler.WriteUInt8(2);
pickler.WriteUInt8(value & 0xff);
pickler.WriteUInt8((value >> 8) & 0xff);
}
else
{
pickler.WriteUInt8(4);
pickler.WriteInt32(value);
}
}
else
{
byte[] dataBytes = bi.ToByteArray();
if (dataBytes.Length < 256)
{
pickler.Write(Opcode.Long1);
pickler.WriteUInt8(dataBytes.Length);
}
else
{
pickler.Write(Opcode.Long4);
pickler.WriteInt32(dataBytes.Length);
}
foreach (byte b in dataBytes)
{
pickler.WriteUInt8(b);
}
}
}
private static void SaveInteger(Pickler /*!*/ pickler, object obj)
{
Debug.Assert(obj.GetType() == typeof(int), "arg must be int");
if (IsUInt8(obj))
{
pickler.Write(Opcode.BinInt1);
pickler.WriteUInt8(obj);
}
else if (IsUInt16(obj))
{
pickler.Write(Opcode.BinInt2);
pickler.WriteUInt16(obj);
}
else
{
pickler.Write(Opcode.BinInt);
pickler.WriteInt32(obj);
}
}
