public void LoadFromCpk(int index, VirtualCpk cpk)
{
var headerSize = sizeof(DwPackHeader) + (cpk.Entries.Count * sizeof(DwPackEntry));
Native = new DwPackPtr((byte *)Marshal.AllocHGlobal(headerSize));
Native.Header->Signature = DwPackHeader.SIGNATURE;
Native.Header->Field08 = 0;
Native.Header->FileCount = cpk.Entries.Count;
Native.Header->Index = index;
for (int i = 0; i < cpk.Entries.Count; i++)
{
var entry = Native.Entries + i;
entry->Field00 = 0;
entry->Index = (short)i;
entry->PackIndex = (short)Native.Header->Index;
entry->Path = cpk.Entries[i].Path;
entry->Field104 = 0;
entry->Flags = 0;
// These will be filled in later
entry->CompressedSize = entry->UncompressedSize = 1;
entry->DataOffset = 0;
}
LoadEntries();
}
public void AddNewFiles(VirtualCpk cpk)
{
var newFileCount = cpk.Entries.Where(x => x.PacIndex == Native.Header->Index)
.Max(x => x.FileIndex + 1);
if (newFileCount > Entries.Count)
{
var oldHeaderSize = sizeof(DwPackHeader) + (Entries.Count * sizeof(DwPackEntry));
var newHeaderSize = sizeof(DwPackHeader) + (newFileCount * sizeof(DwPackEntry));
var oldNative = Native;
Native = new DwPackPtr((byte *)Marshal.AllocHGlobal(newHeaderSize));
Unsafe.CopyBlock((void *)Native.Ptr, (void *)oldNative.Ptr, (uint)oldHeaderSize);
Native.Header->FileCount = newFileCount;
oldNative.Dispose();
var dataOffset = Entries.Max(x => x.Native->DataOffset + x.Native->CompressedSize);
for (int i = oldNative.Header->FileCount; i < Native.Header->FileCount; i++)
{
var entry = Native.Entries + i;
var cpkEntry = cpk.Entries.First(x => x.PacIndex == Native.Header->Index && x.FileIndex == i);
entry->Field00 = 0;
entry->Index = (short)i;
entry->PackIndex = (short)Native.Header->Index;
entry->Path = cpkEntry.Path;
entry->Field104 = 0;
entry->Flags = 0;
// These will be filled in later
entry->CompressedSize = entry->UncompressedSize = 1;
entry->DataOffset = dataOffset;
dataOffset += entry->CompressedSize;
}
mMapper = new MemoryMapper();
Entries.Clear();
LoadEntries();
}
}
private void OnCpkLoaded(object sender, VirtualCpk e)
{
mLoadedCpks.Add(e);
}