u64 FifoDataFile::WriteMemoryUpdates(const std::vector<MemoryUpdate>& memUpdates, File::IOFile& file) { // Add space for memory update list u64 updateListOffset = file.Tell(); PadFile(memUpdates.size() * sizeof(FileMemoryUpdate), file); for (unsigned int i = 0; i < memUpdates.size(); ++i) { const MemoryUpdate& srcUpdate = memUpdates[i]; // Write memory file.Seek(0, SEEK_END); u64 dataOffset = file.Tell(); file.WriteBytes(srcUpdate.data.data(), srcUpdate.data.size()); FileMemoryUpdate dstUpdate; dstUpdate.address = srcUpdate.address; dstUpdate.dataOffset = dataOffset; dstUpdate.dataSize = static_cast<u32>(srcUpdate.data.size()); dstUpdate.fifoPosition = srcUpdate.fifoPosition; dstUpdate.type = srcUpdate.type; u64 updateOffset = updateListOffset + (i * sizeof(FileMemoryUpdate)); file.Seek(updateOffset, SEEK_SET); file.WriteBytes(&dstUpdate, sizeof(FileMemoryUpdate)); } return updateListOffset; }
bool IsGCZBlob(File::IOFile& file) { const u64 position = file.Tell(); if (!file.Seek(0, SEEK_SET)) return false; CompressedBlobHeader header; bool is_gcz = file.ReadArray(&header, 1) && header.magic_cookie == GCZ_MAGIC; file.Seek(position, SEEK_SET); return is_gcz; }
void UpdateStateFlags(std::function<void(StateFlags*)> update_function) { const std::string file_path = Common::GetTitleDataPath(Titles::SYSTEM_MENU, Common::FROM_SESSION_ROOT) + WII_STATE; File::IOFile file; StateFlags state; if (File::Exists(file_path)) { file.Open(file_path, "r+b"); file.ReadBytes(&state, sizeof(state)); } else { File::CreateFullPath(file_path); file.Open(file_path, "a+b"); memset(&state, 0, sizeof(state)); } update_function(&state); state.UpdateChecksum(); file.Seek(0, SEEK_SET); file.WriteBytes(&state, sizeof(state)); }
std::unique_ptr<CISOFileReader> CISOFileReader::Create(File::IOFile file) { CISOHeader header; if (file.Seek(0, SEEK_SET) && file.ReadArray(&header, 1) && header.magic == CISO_MAGIC) return std::unique_ptr<CISOFileReader>(new CISOFileReader(std::move(file))); return nullptr; }
void FifoDataFile::ReadMemoryUpdates(u64 fileOffset, u32 numUpdates, std::vector<MemoryUpdate>& memUpdates, File::IOFile& file) { memUpdates.resize(numUpdates); for (u32 i = 0; i < numUpdates; ++i) { u64 updateOffset = fileOffset + (i * sizeof(FileMemoryUpdate)); file.Seek(updateOffset, SEEK_SET); FileMemoryUpdate srcUpdate; file.ReadBytes(&srcUpdate, sizeof(FileMemoryUpdate)); MemoryUpdate& dstUpdate = memUpdates[i]; dstUpdate.address = srcUpdate.address; dstUpdate.fifoPosition = srcUpdate.fifoPosition; dstUpdate.data.resize(srcUpdate.dataSize); dstUpdate.type = static_cast<MemoryUpdate::Type>(srcUpdate.type); file.Seek(srcUpdate.dataOffset, SEEK_SET); file.ReadBytes(dstUpdate.data.data(), srcUpdate.dataSize); } }
void GetNextBlock(File::IOFile& in, u8* buffer) { u64 CurrentOffset = m_BlockCount * m_BlockSize; u64 i = CurrentOffset / CLUSTER_SIZE; if (m_isScrubbing && m_FreeTable[i]) { DEBUG_LOG(DISCIO, "Freeing 0x%016" PRIx64, CurrentOffset); std::fill(buffer, buffer + m_BlockSize, 0xFF); in.Seek(m_BlockSize, SEEK_CUR); } else { DEBUG_LOG(DISCIO, "Used 0x%016" PRIx64, CurrentOffset); in.ReadBytes(buffer, m_BlockSize); } m_BlockCount++; }
size_t GetNextBlock(File::IOFile& in, u8* buffer) { u64 CurrentOffset = m_BlockCount * m_BlockSize; u64 i = CurrentOffset / CLUSTER_SIZE; size_t ReadBytes = 0; if (m_isScrubbing && m_FreeTable[i]) { DEBUG_LOG(DISCIO, "Freeing 0x%016llx", CurrentOffset); std::fill(buffer, buffer + m_BlockSize, 0xFF); in.Seek(m_BlockSize, SEEK_CUR); ReadBytes = m_BlockSize; } else { DEBUG_LOG(DISCIO, "Used 0x%016llx", CurrentOffset); in.ReadArray(buffer, m_BlockSize, &ReadBytes); } m_BlockCount++; return ReadBytes; }
BootExecutableReader::BootExecutableReader(File::IOFile file) { file.Seek(0, SEEK_SET); m_bytes.resize(file.GetSize()); file.ReadBytes(m_bytes.data(), m_bytes.size()); }
bool FifoDataFile::Save(const std::string& filename) { File::IOFile file; if (!file.Open(filename, "wb")) return false; // Add space for header PadFile(sizeof(FileHeader), file); // Add space for frame list u64 frameListOffset = file.Tell(); PadFile(m_Frames.size() * sizeof(FileFrameInfo), file); u64 bpMemOffset = file.Tell(); file.WriteArray(m_BPMem, BP_MEM_SIZE); u64 cpMemOffset = file.Tell(); file.WriteArray(m_CPMem, CP_MEM_SIZE); u64 xfMemOffset = file.Tell(); file.WriteArray(m_XFMem, XF_MEM_SIZE); u64 xfRegsOffset = file.Tell(); file.WriteArray(m_XFRegs, XF_REGS_SIZE); u64 texMemOffset = file.Tell(); file.WriteArray(m_TexMem, TEX_MEM_SIZE); // Write header FileHeader header; header.fileId = FILE_ID; header.file_version = VERSION_NUMBER; header.min_loader_version = MIN_LOADER_VERSION; header.bpMemOffset = bpMemOffset; header.bpMemSize = BP_MEM_SIZE; header.cpMemOffset = cpMemOffset; header.cpMemSize = CP_MEM_SIZE; header.xfMemOffset = xfMemOffset; header.xfMemSize = XF_MEM_SIZE; header.xfRegsOffset = xfRegsOffset; header.xfRegsSize = XF_REGS_SIZE; header.texMemOffset = texMemOffset; header.texMemSize = TEX_MEM_SIZE; header.frameListOffset = frameListOffset; header.frameCount = (u32)m_Frames.size(); header.flags = m_Flags; file.Seek(0, SEEK_SET); file.WriteBytes(&header, sizeof(FileHeader)); // Write frames list for (unsigned int i = 0; i < m_Frames.size(); ++i) { const FifoFrameInfo& srcFrame = m_Frames[i]; // Write FIFO data file.Seek(0, SEEK_END); u64 dataOffset = file.Tell(); file.WriteBytes(srcFrame.fifoData.data(), srcFrame.fifoData.size()); u64 memoryUpdatesOffset = WriteMemoryUpdates(srcFrame.memoryUpdates, file); FileFrameInfo dstFrame; dstFrame.fifoDataSize = static_cast<u32>(srcFrame.fifoData.size()); dstFrame.fifoDataOffset = dataOffset; dstFrame.fifoStart = srcFrame.fifoStart; dstFrame.fifoEnd = srcFrame.fifoEnd; dstFrame.memoryUpdatesOffset = memoryUpdatesOffset; dstFrame.numMemoryUpdates = static_cast<u32>(srcFrame.memoryUpdates.size()); // Write frame info u64 frameOffset = frameListOffset + (i * sizeof(FileFrameInfo)); file.Seek(frameOffset, SEEK_SET); file.WriteBytes(&dstFrame, sizeof(FileFrameInfo)); } if (!file.Close()) return false; return true; }
std::unique_ptr<FifoDataFile> FifoDataFile::Load(const std::string& filename, bool flagsOnly) { File::IOFile file; file.Open(filename, "rb"); if (!file) return nullptr; FileHeader header; file.ReadBytes(&header, sizeof(header)); if (header.fileId != FILE_ID || header.min_loader_version > VERSION_NUMBER) { file.Close(); return nullptr; } auto dataFile = std::make_unique<FifoDataFile>(); dataFile->m_Flags = header.flags; dataFile->m_Version = header.file_version; if (flagsOnly) { file.Close(); return dataFile; } u32 size = std::min<u32>(BP_MEM_SIZE, header.bpMemSize); file.Seek(header.bpMemOffset, SEEK_SET); file.ReadArray(dataFile->m_BPMem, size); size = std::min<u32>(CP_MEM_SIZE, header.cpMemSize); file.Seek(header.cpMemOffset, SEEK_SET); file.ReadArray(dataFile->m_CPMem, size); size = std::min<u32>(XF_MEM_SIZE, header.xfMemSize); file.Seek(header.xfMemOffset, SEEK_SET); file.ReadArray(dataFile->m_XFMem, size); size = std::min<u32>(XF_REGS_SIZE, header.xfRegsSize); file.Seek(header.xfRegsOffset, SEEK_SET); file.ReadArray(dataFile->m_XFRegs, size); // Texture memory saving was added in version 4. std::memset(dataFile->m_TexMem, 0, TEX_MEM_SIZE); if (dataFile->m_Version >= 4) { size = std::min<u32>(TEX_MEM_SIZE, header.texMemSize); file.Seek(header.texMemOffset, SEEK_SET); file.ReadArray(dataFile->m_TexMem, size); } // Read frames for (u32 i = 0; i < header.frameCount; ++i) { u64 frameOffset = header.frameListOffset + (i * sizeof(FileFrameInfo)); file.Seek(frameOffset, SEEK_SET); FileFrameInfo srcFrame; file.ReadBytes(&srcFrame, sizeof(FileFrameInfo)); FifoFrameInfo dstFrame; dstFrame.fifoData.resize(srcFrame.fifoDataSize); dstFrame.fifoStart = srcFrame.fifoStart; dstFrame.fifoEnd = srcFrame.fifoEnd; file.Seek(srcFrame.fifoDataOffset, SEEK_SET); file.ReadBytes(dstFrame.fifoData.data(), srcFrame.fifoDataSize); ReadMemoryUpdates(srcFrame.memoryUpdatesOffset, srcFrame.numMemoryUpdates, dstFrame.memoryUpdates, file); dataFile->AddFrame(dstFrame); } file.Close(); return dataFile; }
FifoDataFile *FifoDataFile::Load(const std::string &filename, bool flagsOnly) { File::IOFile file; file.Open(filename, "rb"); if (!file) return nullptr; FileHeader header; file.ReadBytes(&header, sizeof(header)); if (header.fileId != FILE_ID || header.min_loader_version > VERSION_NUMBER) { file.Close(); return nullptr; } FifoDataFile* dataFile = new FifoDataFile; dataFile->m_Flags = header.flags; if (flagsOnly) { file.Close(); return dataFile; } u32 size = std::min((u32)BP_MEM_SIZE, header.bpMemSize); file.Seek(header.bpMemOffset, SEEK_SET); file.ReadArray(dataFile->m_BPMem, size); size = std::min((u32)CP_MEM_SIZE, header.cpMemSize); file.Seek(header.cpMemOffset, SEEK_SET); file.ReadArray(dataFile->m_CPMem, size); size = std::min((u32)XF_MEM_SIZE, header.xfMemSize); file.Seek(header.xfMemOffset, SEEK_SET); file.ReadArray(dataFile->m_XFMem, size); size = std::min((u32)XF_REGS_SIZE, header.xfRegsSize); file.Seek(header.xfRegsOffset, SEEK_SET); file.ReadArray(dataFile->m_XFRegs, size); // Read frames for (u32 i = 0; i < header.frameCount; ++i) { u64 frameOffset = header.frameListOffset + (i * sizeof(FileFrameInfo)); file.Seek(frameOffset, SEEK_SET); FileFrameInfo srcFrame; file.ReadBytes(&srcFrame, sizeof(FileFrameInfo)); FifoFrameInfo dstFrame; dstFrame.fifoData = new u8[srcFrame.fifoDataSize]; dstFrame.fifoDataSize = srcFrame.fifoDataSize; dstFrame.fifoStart = srcFrame.fifoStart; dstFrame.fifoEnd = srcFrame.fifoEnd; file.Seek(srcFrame.fifoDataOffset, SEEK_SET); file.ReadBytes(dstFrame.fifoData, srcFrame.fifoDataSize); ReadMemoryUpdates(srcFrame.memoryUpdatesOffset, srcFrame.numMemoryUpdates, dstFrame.memoryUpdates, file); dataFile->AddFrame(dstFrame); } file.Close(); return dataFile; }