private static void UpdateOffsets(IExportEntry export)
{
//update offsets for pcc-stored audio in wwisestreams
if (export.ClassName == "WwiseStream" && export.GetProperty <NameProperty>("Filename") == null)
{
byte[] binData = export.getBinaryData();
binData.OverwriteRange(12, BitConverter.GetBytes(export.DataOffset + export.propsEnd() + 16));
export.setBinaryData(binData);
}
//update offsets for pcc-stored movies in texturemovies
if (export.ClassName == "TextureMovie" && export.GetProperty <NameProperty>("TextureFileCacheName") == null)
{
byte[] binData = export.getBinaryData();
binData.OverwriteRange(12, BitConverter.GetBytes(export.DataOffset + export.propsEnd() + 16));
export.setBinaryData(binData);
}
//update offsets for pcc-stored mips in Textures
else if (export.ClassName == "Texture2D" || export.ClassName == "LightMapTexture2D" || export.ClassName == "TextureFlipBook")
{
int baseOffset = export.DataOffset + export.propsEnd();
MemoryStream binData = new MemoryStream(export.getBinaryData());
for (int i = binData.ReadValueS32(); i > 0 && binData.Position < binData.Length; i--)
{
if (binData.ReadValueS32() == 0) //pcc-stored
{
int uncompressedSize = binData.ReadValueS32();
binData.Seek(4, SeekOrigin.Current); //skip compressed size
binData.WriteValueS32(baseOffset + (int)binData.Position + 4); //update offset
binData.Seek(uncompressedSize + 8, SeekOrigin.Current); //skip texture and width + height values
}
else
{
binData.Seek(20, SeekOrigin.Current);//skip whole rest of mip definition
}
}
export.setBinaryData(binData.ToArray());
}
}
/// <summary>
/// Attempts to relink unreal binary data to object pointers if they are part of the clone tree.
/// It's gonna be an ugly mess.
/// </summary>
/// <param name="importpcc">PCC being imported from</param>
private List <string> relinkBinaryObjects(IMEPackage importpcc)
{
List <string> relinkFailedReport = new List <string>();
foreach (KeyValuePair <int, int> entry in crossPCCObjectMap)
{
if (entry.Key > 0)
{
IExportEntry exp = pcc.getExport(entry.Value);
byte[] binarydata = exp.getBinaryData();
if (binarydata.Length > 0)
{
//has binary data
//This is temporary until I find a more permanent style for relinking binary
try
{
switch (exp.ClassName)
{
case "WwiseEvent":
{
int count = BitConverter.ToInt32(binarydata, 0);
for (int i = 0; i < count; i++)
{
int originalValue = BitConverter.ToInt32(binarydata, 4 + (i * 4));
int currentObjectRef = unrealIndexToME3ExpIndexing(originalValue); //count + i * intsize
int mapped;
bool isMapped = crossPCCObjectMap.TryGetValue(currentObjectRef, out mapped);
if (isMapped)
{
mapped = me3ExpIndexingToUnreal(mapped, originalValue < 0); //if the value is 0, it would have an error anyways.
Debug.WriteLine("Binary relink hit for WwiseEvent Export " + exp.UIndex + " 0x" + (4 + (i * 4)).ToString("X6") + " " + originalValue + " -> " + (mapped + 1));
WriteMem(4 + (i * 4), binarydata, BitConverter.GetBytes(mapped));
int newValue = BitConverter.ToInt32(binarydata, 4 + (i * 4));
Debug.WriteLine(originalValue + " -> " + newValue);
}
else
{
Debug.WriteLine("Binary relink missed WwiseEvent Export " + exp.UIndex + " 0x" + (4 + (i * 4)).ToString("X6") + " " + originalValue);
relinkFailedReport.Add(exp.Index + " " + exp.GetFullPath + " binary relink error: WwiseEvent referenced WwiseStream " + originalValue + " is not in the mapping tree and could not be relinked");
}
}
exp.setBinaryData(binarydata);
}
break;
case "Class":
{
if (exp.FileRef.Game != importpcc.Game)
{
//Cannot relink against a different game.
continue;
}
IExportEntry importingExp = importpcc.getExport(entry.Key);
if (importingExp.ClassName != "Class")
{
continue; //the class was not actually set, so this is not really class.
}
//This is going to be pretty ugly
try
{
byte[] newdata = importpcc.Exports[entry.Key].Data; //may need to rewrite first unreal header
byte[] data = importpcc.Exports[entry.Key].Data;
int offset = 0;
int unrealExportIndex = BitConverter.ToInt32(data, offset);
offset += 4;
int superclassIndex = BitConverter.ToInt32(data, offset);
if (superclassIndex < 0)
{
//its an import
ImportEntry superclassImportEntry = importpcc.Imports[Math.Abs(unrealIndexToME3ExpIndexing(superclassIndex))];
ImportEntry newSuperclassValue = getOrAddCrossImport(superclassImportEntry.GetFullPath, importpcc, exp.FileRef);
WriteMem(offset, newdata, BitConverter.GetBytes(newSuperclassValue.UIndex));
}
else
{
relinkFailedReport.Add(exp.Index + " " + exp.GetFullPath + " binary relink error: Superclass is an export in the source package and was not relinked.");
}
int unknown1 = BitConverter.ToInt32(data, offset);
offset += 4;
int classObjTree = BitConverter.ToInt32(data, offset); //Don't know if I need to do this.
offset += 4;
//I am not sure what these mean. However if Pt1&2 are 33/25, the following bytes that follow are extended.
int headerUnknown1 = BitConverter.ToInt32(data, offset);
Int64 ignoreMask = BitConverter.ToInt64(data, offset);
offset += 8;
Int16 labelOffset = BitConverter.ToInt16(data, offset);
offset += 2;
int skipAmount = 0x6;
//Find end of script block. Seems to be 10 FF's.
while (offset + skipAmount + 10 < data.Length)
{
//Debug.WriteLine("Cheecking at 0x"+(offset + skipAmount + 10).ToString("X4"));
bool isEnd = true;
for (int i = 0; i < 10; i++)
{
byte b = data[offset + skipAmount + i];
if (b != 0xFF)
{
isEnd = false;
break;
}
}
if (isEnd)
{
break;
}
else
{
skipAmount++;
}
}
int offsetEnd = offset + skipAmount + 10;
offset += skipAmount + 10; //heuristic to find end of script
uint stateMask = BitConverter.ToUInt32(data, offset);
offset += 4;
int localFunctionsTableCount = BitConverter.ToInt32(data, offset);
offset += 4;
bool isMapped;
for (int i = 0; i < localFunctionsTableCount; i++)
{
int nameTableIndex = BitConverter.ToInt32(data, offset);
int nameIndex = BitConverter.ToInt32(data, offset + 4);
NameReference importingName = importpcc.getNameEntry(nameTableIndex);
int newFuncName = exp.FileRef.FindNameOrAdd(importingName);
WriteMem(offset, newdata, BitConverter.GetBytes(newFuncName));
offset += 8;
int functionObjectIndex = unrealIndexToME3ExpIndexing(BitConverter.ToInt32(data, offset));
int mapped;
isMapped = crossPCCObjectMap.TryGetValue(functionObjectIndex, out mapped);
if (isMapped)
{
mapped = me3ExpIndexingToUnreal(mapped, functionObjectIndex < 0); //if the value is 0, it would have an error anyways.
WriteMem(offset, newdata, BitConverter.GetBytes(mapped));
}
else
{
relinkFailedReport.Add(exp.Index + " " + exp.GetFullPath + " binary relink error: Local function[" + i + "] could not be remapped during porting: " + functionObjectIndex + " is not in the mapping tree and could not be relinked");
}
offset += 4;
}
int classMask = BitConverter.ToInt32(data, offset);
offset += 4;
if (importpcc.Game != MEGame.ME3)
{
offset += 1; //seems to be a blank byte here
}
int coreReference = BitConverter.ToInt32(data, offset);
if (coreReference < 0)
{
//its an import
ImportEntry outerclassReferenceImport = importpcc.Imports[Math.Abs(unrealIndexToME3ExpIndexing(coreReference))];
ImportEntry outerclassNewImport = getOrAddCrossImport(outerclassReferenceImport.GetFullPath, importpcc, exp.FileRef);
WriteMem(offset, newdata, BitConverter.GetBytes(outerclassNewImport.UIndex));
}
else
{
relinkFailedReport.Add(exp.Index + " " + exp.GetFullPath + " binary relink error: Outerclass is an export in the original package, not relinked.");
}
offset += 4;
if (importpcc.Game == MEGame.ME3)
{
offset = ClassParser_RelinkComponentsTable(importpcc, exp, relinkFailedReport, ref newdata, offset);
offset = ClassParser_ReadImplementsTable(importpcc, exp, relinkFailedReport, ref newdata, offset);
int postComponentsNoneNameIndex = BitConverter.ToInt32(data, offset);
int postComponentNoneIndex = BitConverter.ToInt32(data, offset + 4);
string postCompName = importpcc.getNameEntry(postComponentsNoneNameIndex); //This appears to be unused in ME3, it is always None it seems.
int newFuncName = exp.FileRef.FindNameOrAdd(postCompName);
WriteMem(offset, newdata, BitConverter.GetBytes(newFuncName));
offset += 8;
int unknown4 = BitConverter.ToInt32(data, offset);
offset += 4;
}
else
{
offset = ClassParser_ReadImplementsTable(importpcc, exp, relinkFailedReport, ref data, offset);
offset = ClassParser_RelinkComponentsTable(importpcc, exp, relinkFailedReport, ref data, offset);
int me12unknownend1 = BitConverter.ToInt32(data, offset);
offset += 4;
int me12unknownend2 = BitConverter.ToInt32(data, offset);
offset += 4;
}
int defaultsClassLink = unrealIndexToME3ExpIndexing(BitConverter.ToInt32(data, offset));
int defClassLink;
isMapped = crossPCCObjectMap.TryGetValue(defaultsClassLink, out defClassLink);
if (isMapped)
{
defClassLink = me3ExpIndexingToUnreal(defClassLink, defaultsClassLink < 0); //if the value is 0, it would have an error anyways.
WriteMem(offset, newdata, BitConverter.GetBytes(defClassLink));
}
else
{
relinkFailedReport.Add(exp.Index + " " + exp.GetFullPath + " binary relink error: DefaultsClassLink cannot be currently automatically relinked by Binary Relinker. Please manually set this in Binary Editor");
}
offset += 4;
if (importpcc.Game == MEGame.ME3)
{
int functionsTableCount = BitConverter.ToInt32(data, offset);
offset += 4;
for (int i = 0; i < functionsTableCount; i++)
{
int functionsTableIndex = unrealIndexToME3ExpIndexing(BitConverter.ToInt32(data, offset));
int mapped;
isMapped = crossPCCObjectMap.TryGetValue(functionsTableIndex, out mapped);
if (isMapped)
{
mapped = me3ExpIndexingToUnreal(mapped, functionsTableIndex < 0); //if the value is 0, it would have an error anyways.
WriteMem(offset, newdata, BitConverter.GetBytes(mapped));
}
else
{
if (functionsTableIndex < 0)
{
ImportEntry functionObjIndex = importpcc.Imports[Math.Abs(functionsTableIndex)];
ImportEntry newFunctionObjIndex = getOrAddCrossImport(functionObjIndex.GetFullPath, importpcc, exp.FileRef);
WriteMem(offset, newdata, BitConverter.GetBytes(newFunctionObjIndex.UIndex));
}
else
{
relinkFailedReport.Add(exp.Index + " " + exp.GetFullPath + " binary relink error: Full Functions List function[" + i + "] could not be remapped during porting: " + functionsTableIndex + " is not in the mapping tree and could not be relinked");
}
}
offset += 4;
}
}
exp.Data = newdata;
}
catch (Exception ex)
{
relinkFailedReport.Add(exp.Index + " " + exp.GetFullPath + " binary relink error: Exception relinking: " + ex.Message);
}
}
break;
default:
continue;
}
}
catch (Exception e)
{
relinkFailedReport.Add(exp.Index + " " + exp.GetFullPath + " binary relinking failed: " + e.Message);
}
//Run an interpreter pass over it - we will find objectleafnodes and attempt to update the same offset in the destination file.
//BinaryInterpreter binaryrelinkInterpreter = new ME3Explorer.BinaryInterpreter(importpcc, importpcc.Exports[entry.Key], pcc, pcc.Exports[entry.Value], crossPCCObjectMapping);
}
}
}
return(relinkFailedReport);
}
