protected IConvertible ReadIntValue(BinaryReader reader, StructInstance instance)
{
Expression expr = GetExpressionAttribute("value");
if (expr != null)
{
return(expr.EvaluateInt(instance));
}
if (_structDef.IsReverseByteOrder())
{
reader = new ReverseByteOrderReader(reader.BaseStream);
}
IConvertible value;
switch (_size)
{
case 1:
value = _unsigned ? (IConvertible)reader.ReadByte() : reader.ReadSByte();
break;
case 2:
value = _unsigned ? (IConvertible)reader.ReadUInt16() : reader.ReadInt16();
break;
case 4:
value = _unsigned ? (IConvertible)reader.ReadUInt32() : reader.ReadInt32();
break;
case 8:
value = _unsigned ? (IConvertible)reader.ReadUInt64() : reader.ReadInt64();
break;
default:
throw new Exception("Unsupported integer size " + _size);
}
return(value);
}
protected IConvertible ReadIntValue(BinaryReader reader, StructInstance instance)
{
Expression expr = GetExpressionAttribute("value");
if (expr != null)
{
return expr.EvaluateInt(instance);
}
if (_structDef.IsReverseByteOrder())
reader = new ReverseByteOrderReader(reader.BaseStream);
IConvertible value;
switch (_size)
{
case 1:
value = _unsigned ? (IConvertible)reader.ReadByte() : reader.ReadSByte();
break;
case 2:
value = _unsigned ? (IConvertible)reader.ReadUInt16() : reader.ReadInt16();
break;
case 4:
value = _unsigned ? (IConvertible)reader.ReadUInt32() : reader.ReadInt32();
break;
case 8:
value = _unsigned ? (IConvertible) reader.ReadUInt64() : reader.ReadInt64();
break;
default:
throw new Exception("Unsupported integer size " + _size);
}
return value;
}
