public override void LoadData(BinaryReader reader, StructInstance instance)
{
int size = GetExpressionAttribute("size").EvaluateInt(instance);
long baseOffset = reader.BaseStream.Position;
uint baseValue;
switch(size)
{
case 1: baseValue = reader.ReadByte(); break;
case 2: baseValue = reader.ReadUInt16(); break;
case 4: baseValue = reader.ReadUInt32(); break;
default:
throw new LoadDataException("Invalid bitfield size " + size);
}
BitfieldReader bitFieldReader = new BitfieldReader(baseValue, size, baseOffset);
foreach(StructField field in ChildFields)
{
if (field is IntBasedField)
{
IntBasedField intBasedField = (IntBasedField) field;
int? bit = intBasedField.GetIntAttribute("bit");
if (bit.HasValue)
bitFieldReader.SetBits(bit.Value, bit.Value);
else
{
int? fromBit = intBasedField.GetIntAttribute("frombit");
int? toBit = intBasedField.GetIntAttribute("tobit");
bitFieldReader.SetBits(fromBit.Value, toBit.Value);
}
}
field.LoadData(bitFieldReader, instance);
}
}
public override void LoadData(BinaryReader reader, StructInstance instance)
{
int size = GetExpressionAttribute("size").EvaluateInt(instance);
long baseOffset = reader.BaseStream.Position;
uint baseValue;
switch (size)
{
case 1: baseValue = reader.ReadByte(); break;
case 2: baseValue = reader.ReadUInt16(); break;
case 4: baseValue = reader.ReadUInt32(); break;
default:
throw new LoadDataException("Invalid bitfield size " + size);
}
BitfieldReader bitFieldReader = new BitfieldReader(baseValue, size, baseOffset);
foreach (StructField field in ChildFields)
{
if (field is IntBasedField)
{
IntBasedField intBasedField = (IntBasedField)field;
int? bit = intBasedField.GetIntAttribute("bit");
if (bit.HasValue)
{
bitFieldReader.SetBits(bit.Value, bit.Value);
}
else
{
int?fromBit = intBasedField.GetIntAttribute("frombit");
int?toBit = intBasedField.GetIntAttribute("tobit");
bitFieldReader.SetBits(fromBit.Value, toBit.Value);
}
}
field.LoadData(bitFieldReader, instance);
}
}
