protected override int OnWriteSumEntityData(SumDataEntity entity, BinaryWriter writer)
{
int num = 0;
if (base.mode == TwinCAT.Ads.SumCommand.SumCommand.SumAccessMode.IndexGroupIndexOffset)
{
IgIoSumEntity entity2 = (IgIoSumEntity)entity;
num += base.MarshalSumWriteHeader(entity2.IndexGroup, entity2.IndexOffset, entity.WriteLength, writer);
}
else if (base.mode == TwinCAT.Ads.SumCommand.SumCommand.SumAccessMode.ValueByHandle)
{
HandleSumEntity entity3 = (HandleSumEntity)entity;
num += base.MarshalSumWriteHeader(0xf005, entity3.Handle, entity.WriteLength, writer);
}
else
{
if (base.mode != TwinCAT.Ads.SumCommand.SumCommand.SumAccessMode.ReleaseHandle)
{
throw new NotSupportedException();
}
HandleSumEntity entity4 = (HandleSumEntity)entity;
num += base.MarshalSumWriteHeader(0xf006, entity4.Handle, entity.WriteLength, writer);
}
return(num);
}
protected override int OnWriteSumEntityData(SumDataEntity entity, BinaryWriter writer)
{
NotificationHandleSumEntity entity2 = (NotificationHandleSumEntity)entity;
writer.Write(entity2.GetWriteBytes());
return(entity2.WriteLength);
}
protected virtual int OnWriteValueData(IList <byte[]> writeData, BinaryWriter writer)
{
int num = 0;
for (int i = 0; i < this.sumEntities.Count; i++)
{
byte[] buffer = writeData[i];
SumDataEntity entity = this.sumEntities[i];
writer.Write(buffer);
num += buffer.Length;
}
return(num);
}
protected override void OnReadReturnData(BinaryReader reader, out IList <byte[]> readData, out int[] readDataSizes, out AdsErrorCode[] returnCodes)
{
readDataSizes = new int[base.sumEntities.Count];
returnCodes = new AdsErrorCode[base.sumEntities.Count];
readData = new List <byte[]>();
int num = 0;
for (int i = 0; i < base.sumEntities.Count; i++)
{
returnCodes[i] = (AdsErrorCode)reader.ReadUInt32();
num += 4;
}
for (int j = 0; j < base.sumEntities.Count; j++)
{
SumDataEntity entity = base.sumEntities[j];
byte[] item = reader.ReadBytes(entity.ReadLength);
readData.Add(item);
}
}
public AdsErrorCode TryWrite(object[] values, out AdsErrorCode[] returnCodes)
{
IList <SumDataEntity> sumEntities = this.CreateSumEntityInfos();
base.innerCommand = new SumWrite(base.connection, sumEntities, TwinCAT.Ads.SumCommand.SumCommand.SumAccessMode.IndexGroupIndexOffset);
List <byte[]> writeData = new List <byte[]>();
IList <Symbol> unwrappedSymbols = base.UnwrappedSymbols;
InstanceValueConverter converter = new InstanceValueConverter();
for (int i = 0; i < unwrappedSymbols.Count; i++)
{
SumDataEntity entity = sumEntities[i];
Symbol symbol = unwrappedSymbols[i];
byte[] item = converter.Marshal(symbol, values[i]);
if ((symbol.Category == DataTypeCategory.String) && (item.Length < entity.WriteLength))
{
entity.SetWriteLength(item.Length);
}
writeData.Add(item);
}
return(base.innerCommand.TryWriteRaw(writeData, out returnCodes));
}
protected abstract int OnWriteSumEntityData(SumDataEntity entity, BinaryWriter writer);
protected override int OnWriteSumEntityData(SumDataEntity entity, BinaryWriter writer)
{
writer.Write(((NotificationHandleReleaseSumEntity)entity).Handle);
return(4);
}
