public STRUCT(STRUCT source)
{
_fields = new List <FIELD>();
size = 0;
_objAlignment = source.objAlignment;
Clone(source, false);
}
public FIELD(int index, int offset, string name, STRUCT child)
{
this.index = index;
this.offset = offset;
this.name = name;
this.type = TYPE.STRUCT;
this.count = 1;
this.objSize = child.size;
size = objSize;
this.child = child;
}
public void Clone(STRUCT source, bool copyValue)
{
_objAlignment = source.objAlignment;
int count = source._fields.Count;
// For safety, search index instead of foreach to make sure fields are added in sequent
for (int index = 0; index < count; index++)
{
FIELD fSource = source._fields.Find(x => x.index == index);
if (fSource == null)
{
throw new Exception(string.Format("STRUCT::clone - missinge field with index {0}", index));
}
FIELD fNew = new FIELD(_objAlignment, index, size, fSource.name, fSource.type, fSource.count);
if (copyValue)
{
Array.Copy(fSource.dataBuffer, fNew.dataBuffer, fNew.size);
}
_fields.Add(fNew);
size = fNew.offset + fNew.size;
}
}
public bool Copy(STRUCT source, bool allowMissing)
{
Clear();
bool success = true;
foreach (FIELD f in _fields)
{
if (f.name != "")
{
if (source.Exists(f.name))
{
FIELD fs = source.GetField(f.name);
if ((f.type == TYPE.CHAR) && (fs.type == TYPE.CHAR))
{
f.SetString(fs.GetString());
}
else if (((f.type == TYPE.BOOL) && (fs.type == TYPE.BOOL)) ||
(f.IsNumeric() && fs.IsNumeric()))
{
try
{
int maxCount = Math.Min(f.count, fs.count);
for (int i = 0; i < maxCount; i++)
{
if (f.type == TYPE.BOOL)
{
f.SetBool(fs.GetBool(i), i);
}
else if (fs.type == TYPE.UINT64)
{
// have to use UInt64 to handle UINT64, otherwise can use INT64 for all other cases
f.SetNumeric(fs.GetNumeric <UInt64>(i), i);
}
else
{
f.SetNumeric(fs.GetNumeric <Int64>(i), i);
}
}
} catch (Exception)
{
success = false;
break;
}
}
else
{
success = false;
break;
}
}
else
{
if (!allowMissing)
{
success = false;
break;
}
}
}
}
if (!success)
{
Clear();
}
return(success);
}