private void SetFields(object fields)
{
lock (this) {
IList <object> list = GetFieldsList(fields);
IList <object> anonFields = StructType.GetAnonymousFields(this);
int size = 0, alignment = 1;
List <Field> allFields = new List <Field>();//GetBaseSizeAlignmentAndFields(out size, out alignment);
int? bitCount;
for (int fieldIndex = 0; fieldIndex < list.Count; fieldIndex++)
{
object o = list[fieldIndex];
string fieldName;
INativeType cdata;
GetFieldInfo(this, o, out fieldName, out cdata, out bitCount);
alignment = Math.Max(alignment, cdata.Alignment);
size = Math.Max(size, cdata.Size);
Field newField = new Field(fieldName, cdata, 0, allFields.Count);
allFields.Add(newField);
AddSlot(fieldName, newField);
if (anonFields != null && anonFields.Contains(fieldName))
{
StructType.AddAnonymousFields(this, allFields, cdata, newField);
}
}
StructType.CheckAnonymousFields(allFields, anonFields);
_fields = allFields.ToArray();
_size = PythonStruct.Align(size, alignment);
_alignment = alignment;
}
}
private int UpdateSizeAndAlignment(INativeType cdata, int?bitCount, INativeType lastType, ref int size, ref int alignment, ref int?totalBitCount)
{
int prevSize = size;
if (bitCount != null)
{
if (lastType != null && lastType.Size != cdata.Size)
{
totalBitCount = null;
prevSize = size += lastType.Size;
}
size = PythonStruct.Align(size, cdata.Alignment);
if (totalBitCount != null)
{
if ((bitCount + totalBitCount + 7) / 8 <= cdata.Size)
{
totalBitCount = bitCount + totalBitCount;
}
else
{
size += lastType.Size;
prevSize = size;
totalBitCount = bitCount;
}
}
else
{
totalBitCount = bitCount;
}
}
else
{
if (totalBitCount != null)
{
size += lastType.Size;
prevSize = size;
totalBitCount = null;
}
if (_pack != null)
{
alignment = _pack.Value;
prevSize = size = PythonStruct.Align(size, _pack.Value);
size += cdata.Size;
}
else
{
alignment = Math.Max(alignment, cdata.Alignment);
prevSize = size = PythonStruct.Align(size, cdata.Alignment);
size += cdata.Size;
}
}
return(prevSize);
}
private void SetFields(object fields)
{
lock (this) {
IList <object> list = GetFieldsList(fields);
int size;
int alignment;
int? bitCount = null;
int? curBitCount = null;
INativeType lastType = null;
List <Field> allFields = GetBaseSizeAlignmentAndFields(out size, out alignment);
IList <object> anonFields = GetAnonymousFields(this);
for (int fieldIndex = 0; fieldIndex < list.Count; fieldIndex++)
{
object o = list[fieldIndex];
string fieldName;
INativeType cdata;
GetFieldInfo(this, o, out fieldName, out cdata, out bitCount);
int prevSize = UpdateSizeAndAlignment(cdata, bitCount, lastType, ref size, ref alignment, ref curBitCount);
Field newField = new Field(fieldName, cdata, prevSize, allFields.Count, bitCount, curBitCount - bitCount);
allFields.Add(newField);
AddSlot(fieldName, newField);
if (anonFields != null && anonFields.Contains(fieldName))
{
AddAnonymousFields(this, allFields, cdata, newField);
}
lastType = cdata;
}
CheckAnonymousFields(allFields, anonFields);
if (bitCount != null)
{
size += lastType.Size;
}
_fields = allFields.ToArray();
_size = PythonStruct.Align(size, alignment);
_alignment = alignment;
}
}
