private void calcArrayElementIndexGroupIndexOffset(int subIndex, TcAdsSymbolInfo arrayInstance, int elementSize, out uint indexGroup, out uint indexOffset)
{
TcAdsDataType dataType = (TcAdsDataType)arrayInstance.DataType;
bool isBitType = arrayInstance.IsBitType;
if ((dataType.Flags & (AdsDataTypeFlags.None | AdsDataTypeFlags.PropItem)) == (AdsDataTypeFlags.None | AdsDataTypeFlags.PropItem))
{
indexGroup = 0xf017;
indexOffset = dataType.TypeHashValue;
}
else if (isBitType)
{
this.calcBitAccessAddress(arrayInstance, 0, out indexGroup, out indexOffset);
}
else if (arrayInstance.IsReference || arrayInstance.IsDereferencedReference)
{
indexGroup = 0xf016;
indexOffset = 0;
}
else
{
indexGroup = (uint)arrayInstance.IndexGroup;
indexOffset = ((uint)arrayInstance.IndexOffset) + ((uint)(elementSize * subIndex));
}
}
public WoopsaAdsProperty(WoopsaObject container, string name, WoopsaValueType type, WoopsaPropertyGet get, WoopsaPropertySet set, TcAdsSymbolInfo adsInfo)
: base(container, name, type, get, set)
{
string[] path = adsInfo.Name.Split('.');
RootName = path[0];
AdsInfo = adsInfo;
}
internal TcAdsSymbolInfo CreateReferenceSymbol(TcAdsSymbolInfo parent, int subIndex)
{
if (parent == null)
{
throw new ArgumentNullException("parent");
}
TcAdsSymbolInfo subSymbol = null;
if (subIndex == 0)
{
TcAdsDataType dataType = (TcAdsDataType)parent.DataType;
string referencedType = string.Empty;
if (DataTypeStringParser.TryParseReference(parent.DataType.Name, out referencedType))
{
TcAdsDataType typeByName = (TcAdsDataType)this._parser.GetTypeByName(referencedType);
if (typeByName != null)
{
subSymbol = new TcAdsSymbolInfo(this._parser, parent, subIndex, typeByName);
this.calcFieldAddress(parent, subSymbol, null, out subSymbol.indexGroup, out subSymbol.indexOffset);
}
else
{
object[] args = new object[] { referencedType };
Module.Trace.TraceWarning("Cannot create Reference Symbol. Dereferenced Type '{0}' not found!", args);
}
}
}
return(subSymbol);
}
public TcAdsSymbolInfo GetSymbol(string symbolName)
{
TcAdsSymbolInfo symbol = null;
int index = symbolName.IndexOf('.');
string str = null;
do
{
char[] anyOf = new char[] { '.', '[' };
int length = symbolName.IndexOfAny(anyOf, index + 1);
str = (length == -1) ? symbolName : symbolName.Substring(0, length);
symbol = this.CreateSymbolInfo(str);
if ((symbol != null) && (length != -1))
{
symbol = this.GetSubSymbol(symbol, symbolName, length);
break;
}
index = symbolName.IndexOf('.', index + 1);
}while (index >= 0);
if (symbol == null)
{
symbol = this.CreateSymbolInfo(symbolName);
}
return(symbol);
}
internal TcAdsSymbolInfo CreatePointerSymbol(TcAdsSymbolInfo parent, TcAdsDataType referencedType)
{
if (parent == null)
{
throw new ArgumentNullException("parent");
}
if (referencedType == null)
{
throw new ArgumentNullException("referencedType");
}
return(new TcAdsSymbolInfo(this._parser, parent, 0)
{
indexGroup = !referencedType.IsBitType ? 0xf014 : 0xf01a,
indexOffset = 0,
size = (uint)referencedType.Size,
typeName = referencedType.Name,
dataTypeId = referencedType.DataTypeId,
comment = string.Empty,
instancePath = parent.instancePath + "^",
shortName = parent.shortName + "^",
typeEntryFlags = parent.typeEntryFlags,
flags = parent.flags,
arrayInfo = parent.arrayInfo
});
}
internal TcAdsSymbolInfo GetSubSymbol(TcAdsSymbolInfo parent, int subIndex, bool dereference)
{
if (parent == null)
{
throw new ArgumentNullException("parent");
}
TcAdsSymbolInfo info = null;
try
{
ITcAdsDataType dataType = parent.DataType;
ITcAdsDataType type2 = null;
if (dataType != null)
{
type2 = (ITcAdsDataType)dataType.ResolveType(DataTypeResolveStrategy.AliasReference);
}
if (type2 != null)
{
int count = parent.SubSymbols.Count;
if (((type2 != null) && (type2.SubItems.Count > 0)) && (subIndex < type2.SubItems.Count))
{
info = this._subSymbolFactory.CreateSubSymbol(parent, subIndex);
}
else if ((type2 != null) && ((type2.Dimensions.Count > 0) || DataTypeStringParser.IsArray(type2.Name)))
{
info = this._subSymbolFactory.CreateArrayElement(parent, (TcAdsDataType)type2, subIndex);
}
else if ((type2 != null) && type2.IsReference)
{
this.SetPlatformPointerSize(type2.Size);
}
else if ((subIndex == 0) && type2.IsPointer)
{
this.SetPlatformPointerSize(type2.Size);
if (dereference)
{
string str;
DataTypeStringParser.TryParsePointer(type2.Name, out str);
TcAdsDataType referencedType = (TcAdsDataType)this.ResolveDataType(str);
if ((referencedType != null) & dereference)
{
bool flag = (referencedType.Flags & AdsDataTypeFlags.AnySizeArray) == AdsDataTypeFlags.AnySizeArray;
if ((referencedType.Size > 0) | flag)
{
info = this._subSymbolFactory.CreatePointerSymbol(parent, referencedType);
}
}
}
}
}
}
catch (Exception exception)
{
Module.Trace.TraceError($"ParentSymbol: {parent.Name}", exception);
throw;
}
return(info);
}
private void btnLoad_Click(object sender, System.EventArgs e)
{
treeViewSymbols.Nodes.Clear();
//check adr info
AmsAddress serverAddress = null;
try
{
// check if port is a hex value
if (tbAdsPort.Text.StartsWith(("0x")) || tbAdsPort.Text.StartsWith(("0X")))
{
string sHexValue = tbAdsPort.Text.Substring(2);
serverAddress = new AmsAddress(tbNetID.Text, Int32.Parse(sHexValue, System.Globalization.NumberStyles.HexNumber));
}
// interpret as dec value
else
{
serverAddress = new AmsAddress(tbNetID.Text, Int32.Parse(tbAdsPort.Text));
}
}
catch
{
MessageBox.Show("Invalid AMS NetId " + tbNetID.Text + " or Ams port " + tbAdsPort.Text + "!");
return;
}
//connect
try
{
//orig for just 127.0...: adsClient.Connect(Convert.ToInt32(tbAdsPort.Text));
adsClient.Connect(serverAddress.NetId, serverAddress.Port);
symbolLoader = adsClient.CreateSymbolInfoLoader();
if (!cbFlat.Checked)
{
TcAdsSymbolInfo symbol = symbolLoader.GetFirstSymbol(true);
while (symbol != null)
{
treeViewSymbols.Nodes.Add(CreateNewNode(symbol));
symbol = symbol.NextSymbol;
}
}
else
{
foreach (TcAdsSymbolInfo symbol in symbolLoader)
{
TreeNode node = new TreeNode(symbol.Name);
node.Tag = symbol;
treeViewSymbols.Nodes.Add(node);
}
}
}
catch (Exception err)
{
MessageBox.Show(err.Message);
}
}
private TcAdsSymbolInfo CreateSymbolInfo(string symbolName)
{
TcAdsSymbolInfo info = null;
IList <AdsSymbolEntry> entry = null;
if (this._symbolTable.TryGetSymbol(symbolName, out entry))
{
int index = this._symbolTable.IndexOf(entry[0]);
info = this.CreateSymbolInfo(entry[0], index);
}
return(info);
}
internal TcAdsSymbolInfo CreateSubSymbol(TcAdsSymbolInfo parent, int subIndex)
{
if (parent == null)
{
throw new ArgumentNullException("parent");
}
ITcAdsDataType dataType = parent.DataType;
if (dataType == null)
{
throw new ArgumentException("DataType not specified", "parent");
}
if (((subIndex < 0) || (dataType.SubItems == null)) || (subIndex >= dataType.SubItems.Count))
{
throw new ArgumentOutOfRangeException("subIndex");
}
TcAdsSymbolInfo subSymbol = null;
if (parent.IsPointer && (subIndex > 0))
{
throw new ArgumentOutOfRangeException("subIndex");
}
TcAdsSubItem typeSubEntry = (TcAdsSubItem)dataType.SubItems[subIndex];
TcAdsDataType typeByName = (TcAdsDataType)this._parser.GetTypeByName(typeSubEntry.Name);
if (typeSubEntry != null)
{
if (typeByName != null)
{
typeSubEntry.AlignSubItemToType(typeByName);
}
subSymbol = new TcAdsSymbolInfo(this._parser, parent, subIndex)
{
size = (uint)typeSubEntry.Size,
dataTypeId = typeSubEntry.DataTypeId,
typeEntryFlags = this.createTypeEntryFlags(parent, typeSubEntry),
flags = this.createSubSymbolFlags(parent, typeSubEntry),
shortName = typeSubEntry.SubItemName
};
subSymbol.instancePath = $"{parent.instancePath}.{subSymbol.shortName}";
subSymbol.typeName = typeSubEntry.Name;
subSymbol.comment = typeSubEntry.Comment;
subSymbol.arrayInfo = typeSubEntry.ArrayInfo;
subSymbol.attributes = typeSubEntry.Attributes;
this.calcFieldAddress(parent, subSymbol, typeSubEntry, out subSymbol.indexGroup, out subSymbol.indexOffset);
}
return(subSymbol);
}
private AdsSymbolFlags createElementSymbolFlags(TcAdsSymbolInfo arrayInstance, TcAdsDataType elementType)
{
AdsSymbolFlags none = AdsSymbolFlags.None;
if (elementType != null)
{
none = DataTypeFlagConverter.Convert(elementType.Flags);
}
none = (none & (AdsSymbolFlags.Attributes | AdsSymbolFlags.BitValue | AdsSymbolFlags.ExtendedFlags | AdsSymbolFlags.InitOnReset | AdsSymbolFlags.ItfMethodAccess | AdsSymbolFlags.MethodDeref | AdsSymbolFlags.Persistent | AdsSymbolFlags.ReadOnly | AdsSymbolFlags.ReferenceTo | AdsSymbolFlags.Static | AdsSymbolFlags.TComInterfacePtr | AdsSymbolFlags.TypeGuid)) | (AdsSymbolFlags.ContextMask & arrayInstance.flags);
if (arrayInstance.IsBitType)
{
none |= AdsSymbolFlags.BitValue;
}
if (arrayInstance.IsPersistent)
{
none |= AdsSymbolFlags.None | AdsSymbolFlags.Persistent;
}
return(none);
}
/// <summary>
/// Reads an elements array of type TElement. Supports pointered arrays (POINTER TO ...).
/// </summary>
/// <typeparam name="TElement">Marshall type representation in .NET. See Beckhoff TwinCat 3 manual for an example.</typeparam>
/// <param name="elementsArrayPath">The path in PLC to the array.</param>
/// <returns>
/// A dictionary of imported and converted (.NET type) array elements (value) sorted by their pathes (key).
/// </returns>
public IDictionary <string, TElement> ReadElementsArrayWithPathes <TElement>(string elementsArrayPath)
{
_logger.Debug(string.Format("Read elements array of type '{0}' from path '{1}' on '{2}'.", typeof(TElement).Name, elementsArrayPath, this));
IDictionary <string, TElement> array = new Dictionary <string, TElement>();
var arraySymbol = _symbolLoader.FindSymbol(elementsArrayPath);
if (arraySymbol == null)
{
return(array);
}
var stream = new AdsStream(8);
var reader = new AdsBinaryReader(stream);
TcAdsSymbolInfo elementSymbol = arraySymbol.FirstSubSymbol;
while (elementSymbol != null)
{
stream.Position = 0;
_twinCatClient.Read(elementSymbol.IndexGroup, elementSymbol.IndexOffset, stream);
var pointerValue = PlcSystem.IsX64Mode ? reader.ReadInt64() : reader.ReadInt32();
if (pointerValue != 0)
{
string plcArrayElementPath = elementSymbol.Name;
if (elementSymbol.IsPointer)
{
plcArrayElementPath = string.Format("{0}^", plcArrayElementPath);
}
var element = ReadElement <TElement>(plcArrayElementPath);
array.Add(plcArrayElementPath, element);
}
elementSymbol = elementSymbol.NextSymbol;
}
_logger.Debug(string.Format("Finished read of elements array of type '{0}' from path '{1}' on '{2}'.", typeof(TElement).Name, elementsArrayPath, this));
return(array);
}
private int calcElementBaseSize(TcAdsSymbolInfo parentArrayInstance)
{
TcAdsDataType type = (TcAdsDataType)parentArrayInstance.DataType.ResolveType(DataTypeResolveStrategy.AliasReference);
int size = type.Size;
bool isBitType = parentArrayInstance.IsBitType;
ReadOnlyDimensionCollection dimensions = type.Dimensions;
for (int i = type.Dimensions.Count - 1; i >= 0; i--)
{
if (isBitType)
{
size = 1;
}
else if (dimensions[i].ElementCount > 0)
{
size /= dimensions[i].ElementCount;
}
}
return(size);
}
public WoopsaAdsProperty(WoopsaObject container, string name, WoopsaValueType type, WoopsaPropertyGet get, TcAdsSymbolInfo adsInfo)
: this(container, name, type, get, null, adsInfo)
{
}