internal void BinaryParseTIAFile()
{
//using (FileStream sourceStream = File.OpenRead(DataFile))
using (var sourceStream = new FileStream(DataFile, FileMode.Open, FileAccess.Read, System.IO.FileShare.ReadWrite))
{
var buffer = new byte[Marshal.SizeOf(typeof(TiaFileHeader))];
sourceStream.Read(buffer, 0, buffer.Length);
GCHandle handle = GCHandle.Alloc(buffer, GCHandleType.Pinned);
TiaFileHeader header = (TiaFileHeader)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(TiaFileHeader));
handle.Free();
while (sourceStream.Position < sourceStream.Length)
{
if (TiaHelper.IsMarker(sourceStream))
{
var buffer2 = new byte[Marshal.SizeOf(typeof(TiaMarker))];
sourceStream.Read(buffer2, 0, buffer2.Length);
GCHandle handle2 = GCHandle.Alloc(buffer2, GCHandleType.Pinned);
TiaMarker marker =
(TiaMarker)Marshal.PtrToStructure(handle2.AddrOfPinnedObject(), typeof(TiaMarker));
handle2.Free();
}
else
{
var buffer3 = new byte[Marshal.SizeOf(typeof(TiaObjectHeader))];
sourceStream.Read(buffer3, 0, buffer3.Length);
GCHandle handle3 = GCHandle.Alloc(buffer3, GCHandleType.Pinned);
TiaObjectHeader hd = (TiaObjectHeader)Marshal.PtrToStructure(handle3.AddrOfPinnedObject(), typeof(TiaObjectHeader));
handle3.Free();
var bytes = new byte[hd.Size - buffer3.Length];
sourceStream.Read(bytes, 0, bytes.Length);
var id = hd.GetTiaObjectId();
if (!TiaObjects.ContainsKey(id))
{
TiaObjects.Add(id, new TiaFileObject(hd, bytes));
}
else
{
//Todo: look why this happens, and how TIA Handles this!!
Console.WriteLine("double Id:" + id.ToString());
}
}
}
var rootId = new TiaObjectId(TiaFixedRootObjectInstanceIds.RootObjectCollectionId);
var rootObjects = new TiaRootObjectList(TiaObjects[rootId]);
var projectid = rootObjects.TiaRootObjectEntrys.First(x => x.ObjectId.TypeId == (int)TiaTypeIds.Siemens_Automation_DomainModel_ProjectData).ObjectId;
var projectobj = TiaObjects[projectid];
}
}
internal void BinaryParseTIAFile()
{
using (var sourceStream = new FileStream(DataFile, FileMode.Open, FileAccess.Read, System.IO.FileShare.ReadWrite))
{
var buffer = new byte[Marshal.SizeOf(typeof(TiaFileHeader))];
sourceStream.Read(buffer, 0, buffer.Length);
GCHandle handle = GCHandle.Alloc(buffer, GCHandleType.Pinned);
TiaFileHeader header = (TiaFileHeader)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(TiaFileHeader));
handle.Free();
TiaMarker?lastMarker = null;
while (sourceStream.Position < sourceStream.Length)
{
if (TiaHelper.IsMarker(sourceStream))
{
var buffer2 = new byte[Marshal.SizeOf(typeof(TiaMarker))];
sourceStream.Read(buffer2, 0, buffer2.Length);
GCHandle handle2 = GCHandle.Alloc(buffer2, GCHandleType.Pinned);
TiaMarker marker = (TiaMarker)Marshal.PtrToStructure(handle2.AddrOfPinnedObject(), typeof(TiaMarker));
handle2.Free();
lastMarker = marker;
}
else
{
var buffer3 = new byte[Marshal.SizeOf(typeof(TiaObjectHeader))];
sourceStream.Read(buffer3, 0, buffer3.Length);
GCHandle handle3 = GCHandle.Alloc(buffer3, GCHandleType.Pinned);
TiaObjectHeader hd = (TiaObjectHeader)Marshal.PtrToStructure(handle3.AddrOfPinnedObject(), typeof(TiaObjectHeader));
handle3.Free();
var bytes = new byte[hd.Size - buffer3.Length];
sourceStream.Read(bytes, 0, bytes.Length);
var id = hd.GetTiaObjectId();
if (!TiaObjects.ContainsKey(id))
{
TiaObjects.Add(id, new TiaFileObject(hd, bytes));
var size = Marshal.SizeOf(typeof(TiaObjectHeader)) + 4 + BitConverter.ToInt32(bytes, 0) + 1;
if (hd.Size != size || bytes[bytes.Length - 1] != 0xff)
{
//Fehler ???
}
//var strm = new MemoryStream(bytes);
//var dec = TiaCompression.DecompressStream(strm);
//var rd = new StreamReader(dec);
//var wr = rd.ReadToEnd();
}
else
{
//Todo: look why this happens, and how TIA Handles this!!
//Console.WriteLine("double Id:" + id.ToString());
}
}
}
var rootId = new TiaObjectId(TiaFixedRootObjectInstanceIds.RootObjectCollectionId);
var rootObjects = new TiaRootObjectList(TiaObjects[rootId]);
var projectid = rootObjects.TiaRootObjectEntrys.FirstOrDefault(x => x.ObjectId.TypeId == (int)TiaTypeIds.Siemens_Automation_DomainModel_ProjectData).ObjectId;
var projectobj = TiaObjects[projectid];
}
}