public VirtualWaveBankEntry(SemanticLogger logger, VirtualWaveBank waveBank, void *entry, int index, string cueName) { mLogger = logger; WaveBank = waveBank; NativePtr = entry; Index = index; CueName = cueName; }
private NtStatus ReadEntryWaveData(VirtualWaveBank waveBank, long absOffset, IntPtr handle, IntPtr hEvent, IntPtr *apcRoutine, IntPtr *apcContext, ref Native.IO_STATUS_BLOCK ioStatus, byte *buffer, uint length, Native.LARGE_INTEGER *byteOffset, IntPtr key) { var status = NtStatus.Success; var handled = false; var segBaseOffset = waveBank.Native.Header->Segments[(int)WaveBankSegmentIndex.EntryWaveData].Offset; var segOffset = absOffset - segBaseOffset; for (int i = 0; i < waveBank.Entries.Count; i++) { var entry = waveBank.Entries[i]; if (segOffset < entry.Native->PlayRegion.Offset || segOffset >= (entry.Native->PlayRegion.Offset + entry.Native->PlayRegion.Length)) { continue; } var fileDataOffset = segOffset - entry.Native->PlayRegion.Offset; var readEndOffset = fileDataOffset + length; var nextDataOffset = i < waveBank.Entries.Count - 1 ? waveBank.Entries[i + 1].Native->PlayRegion.Offset : (waveBank.VirtualFileSize - segBaseOffset); if (readEndOffset > nextDataOffset) { continue; } handled = true; if (!entry.IsRedirected) { // Trigger cache miss for (int j = 0; j < mCache.Length; j++) { var cacheEntry = mCache[j].Entry; if (mCache[j].Miss()) { mLogger.Debug($"{waveBank.FileName} Hnd: {handle} Index: {j} {cacheEntry.CueName} removed from cache"); } } mLogger.Info($"{waveBank.FileName} Hnd: {handle} Index: {i} {entry.CueName} Data access Offset: 0x{absOffset:X8} Length: 0x{length:X8}"); status = mHooks.NtReadFileHook.OriginalFunction(handle, hEvent, apcRoutine, apcContext, ref ioStatus, buffer, length, byteOffset, key); } else { mLogger.Info($"{waveBank.FileName} Hnd: {handle} Index: {i} {entry.CueName} Data access Offset: 0x{absOffset:X8} Length: 0x{length:X8} redirected to {entry.FilePath}"); status = NtStatus.Success; if (fileDataOffset < 0) { mLogger.Error($"{waveBank.FileName} Hnd: {handle} Index: {i} {entry.CueName} Offset is before start of data!!!"); continue; } else if (fileDataOffset > entry.FileSize) { mLogger.Error($"{waveBank.FileName} Hnd: {handle} Index: {i} {entry.CueName} Offset is after end of data!!!"); //continue; } mLogger.Debug($"{waveBank.FileName} Hnd: {handle} Index: {i} {entry.CueName} Reading 0x{length:X8} bytes from redirected file at offset 0x{fileDataOffset:X8}"); // Get cached file stream if the file was previously opened or open a new file Stream redirectedStream = null; for (int j = 0; j < mCache.Length; j++) { if (mCache[j].Entry == entry) { // Found entry in cache, increase score mCache[j].Hit(); mLogger.Debug($"{waveBank.FileName} Hnd: {handle} Index: {i} {entry.CueName} loaded from cache"); redirectedStream = mCache[j].Stream; break; } else { // Entry is not the one we're looking for, so we lower its score var cacheEntry = mCache[j].Entry; if (mCache[j].Miss()) { mLogger.Debug($"{waveBank.FileName} Hnd: {handle} Index: {j} {cacheEntry.CueName} removed from cache"); } } } if (redirectedStream == null) { // Wasn't found in cache mLogger.Debug($"{waveBank.FileName} Hnd: {handle} Index: {i} {entry.CueName} added to cache"); redirectedStream = entry.OpenRead(); for (int j = 0; j < mCache.Length; j++) { if (mCache[j].Entry == null) { mCache[j] = new CacheEntry() { Entry = entry, Score = 1, Stream = redirectedStream }; break;; } } } // Read from redirected file into the buffer try { redirectedStream.Seek(fileDataOffset, SeekOrigin.Begin); var readBytes = redirectedStream.Read(new Span <byte>(( void * )buffer, ( int )length)); SetBytesRead(handle, ( int )waveBank.FilePointer, ( int )length, ref ioStatus); if (readBytes != length) { mLogger.Error($"{waveBank.FileName} Hnd: {handle} Index: {i} {entry.CueName} File read length doesnt match requested read length!! Expected 0x{length:X8}, Actual 0x{readBytes:X8}"); } mLogger.Debug($"{waveBank.FileName} Hnd: {handle} Index: {i} {entry.CueName} Wrote redirected file to buffer"); } catch (Exception e) { mLogger.Debug($"{waveBank.FileName} Hnd: {handle} Index: {i} {entry.CueName} Unhandled exception thrown during reading {entry.FileName}: {e}"); } } } if (!handled) { mLogger.Error($"{waveBank.FileName} Hnd: {handle} Unhandled file data read request!! Offset: 0x{absOffset:X8} Length: 0x{length:X8}"); status = mHooks.NtReadFileHook.OriginalFunction(handle, hEvent, apcRoutine, apcContext, ref ioStatus, buffer, length, byteOffset, key); } return(status); }
public override Native.NtStatus NtCreateFileImpl(string newFilePath, out IntPtr handle, FileAccess access, ref Native.OBJECT_ATTRIBUTES objectAttributes, ref Native.IO_STATUS_BLOCK ioStatus, ref long allocSize, uint fileAttributes, FileShare share, uint createDisposition, uint createOptions, IntPtr eaBuffer, uint eaLength) { var result = mHooks.NtCreateFileHook.OriginalFunction(out handle, access, ref objectAttributes, ref ioStatus, ref allocSize, fileAttributes, share, createDisposition, createOptions, eaBuffer, eaLength); var fileName = Path.GetFileNameWithoutExtension(newFilePath); var ext = Path.GetExtension(newFilePath); var isWaveBank = ext.Equals(".xwb", StringComparison.OrdinalIgnoreCase); VirtualWaveBank waveBank = null; VirtualSoundBank soundBank = null; if (isWaveBank && !mWaveBankByName.TryGetValue(fileName, out waveBank)) { // Try get sound bank for cue names mSoundBankByName.TryGetValue(fileName, out soundBank); // Wave bank mWaveBankByName[fileName] = waveBank = new VirtualWaveBank(mLogger); // Load wave bank using (var fileStream = new FileStream(new SafeFileHandle(handle, true), FileAccess.Read, 1024 * 1024)) waveBank.LoadFromFile(newFilePath, fileStream); // Reopen file to reset it result = mHooks.NtCreateFileHook.OriginalFunction(out handle, access, ref objectAttributes, ref ioStatus, ref allocSize, fileAttributes, share, createDisposition, createOptions, eaBuffer, eaLength); ProcessWaveBankEntries(newFilePath, soundBank, waveBank); mLogger.Debug($"{newFilePath} registered"); } else if (!mSoundBankByName.TryGetValue(fileName, out soundBank)) { // Sound bank mSoundBankByName[fileName] = soundBank = new VirtualSoundBank(mLogger); // Load wave bank using (var fileStream = new FileStream(new SafeFileHandle(handle, true), FileAccess.Read, 1024 * 1024)) soundBank.LoadFromFile(newFilePath, fileStream); // Reopen file to reset it result = mHooks.NtCreateFileHook.OriginalFunction(out handle, access, ref objectAttributes, ref ioStatus, ref allocSize, fileAttributes, share, createDisposition, createOptions, eaBuffer, eaLength); // Find associated wave bank if (!mWaveBankByName.TryGetValue(soundBank.Native.WaveBankNames[0].Name, out waveBank)) { mLogger.Error($"{newFilePath} Can't find wavebank!"); } else { ProcessWaveBankEntries(newFilePath, soundBank, waveBank); } } if (isWaveBank) { mWaveBankByHandle.Add(handle, waveBank); mLogger.Debug($"{waveBank.FileName} Hnd {handle} registered"); } else { mSoundBankByHandle.Add(handle, soundBank); } return(result); }
private void ProcessWaveBankEntries(string filePath, VirtualSoundBank soundBank, VirtualWaveBank waveBank) { bool TryRedirectEntry(Mod mod, int i, string fileName) { var redirectFilePath = Path.Combine(Path.Combine(mod.LoadDirectory, "SND"), waveBank.FileName, fileName); if (File.Exists(redirectFilePath)) { if (waveBank.Entries[i].Redirect(redirectFilePath)) { mLogger.Info($"{waveBank.FileName} Index: {i} Cue: {waveBank.Entries[i].CueName} redirected to {redirectFilePath}"); } else { mLogger.Error($"{waveBank.FileName} Index: {i} Cue: {waveBank.Entries[i].CueName} redirecting to {redirectFilePath} failed!"); } return(true); } return(false); } for (int i = 0; i < waveBank.Entries.Count; i++) { if (soundBank != null) { waveBank.Entries[i].CueName = soundBank.GetTrackCueName(i, 0); } if (waveBank.Entries[i].IsRedirected) { continue; } foreach (var mod in mModDb.Mods) { // Try redirect from wave/track index if (TryRedirectEntry(mod, i, $"{i}.raw")) { break; } if (waveBank.Entries[i].CueName != null) { // Try redirect from cue name if (TryRedirectEntry(mod, i, waveBank.Entries[i].CueName + ".raw")) { break; } } } } }