mirror of
https://github.com/4jcraft/4jcraft.git
synced 2026-05-20 15:24:50 +00:00
106 lines
3.9 KiB
C++
106 lines
3.9 KiB
C++
#pragma once
|
|
#include <cstdint>
|
|
#include <mutex>
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#include "minecraft/world/level/storage/ConsoleSaveFileIO/ConsoleSaveFile.h"
|
|
#include "minecraft/world/level/storage/ConsoleSaveFileIO/ConsoleSavePath.h"
|
|
#include "minecraft/world/level/storage/ConsoleSaveFileIO/FileHeader.h"
|
|
#include "util/Definitions.h"
|
|
|
|
class ConsoleSaveFileOriginal : public ConsoleSaveFile {
|
|
private:
|
|
FileHeader header;
|
|
|
|
std::string m_fileName;
|
|
|
|
// Backing store for the in-memory save image. The buffer is sized to
|
|
// MAX_SAVE_SIZE up front; on Linux/macOS the kernel only physically backs
|
|
// pages that are actually touched, so this gives the same demand-paging
|
|
// behaviour the legacy VirtualAlloc reserve/commit pattern relied on,
|
|
// without any OS-specific calls.
|
|
#if defined(_LARGE_WORLDS)
|
|
static constexpr std::size_t MAX_SAVE_SIZE =
|
|
2u * 1024u * 1024u * 1024u; // 2GB
|
|
#else
|
|
static constexpr std::size_t MAX_SAVE_SIZE = 64u * 1024u * 1024u; // 64MB
|
|
#endif
|
|
std::vector<std::uint8_t> saveBuffer;
|
|
void* pvSaveMem = saveBuffer.data();
|
|
|
|
std::recursive_mutex m_lock;
|
|
|
|
void PrepareForWrite(FileEntry* file, unsigned int nNumberOfBytesToWrite);
|
|
void MoveDataBeyond(FileEntry* file, unsigned int nNumberOfBytesToWrite);
|
|
|
|
public:
|
|
#if defined(_WINDOWS64)
|
|
static int SaveSaveDataCallback(void* lpParam, bool bRes);
|
|
#endif
|
|
ConsoleSaveFileOriginal(const std::string& fileName,
|
|
void* pvSaveData = nullptr,
|
|
unsigned int fileSize = 0,
|
|
bool forceCleanSave = false,
|
|
ESavePlatform plat = SAVE_FILE_PLATFORM_LOCAL);
|
|
virtual ~ConsoleSaveFileOriginal();
|
|
|
|
// 4J Stu - Initial implementation is intended to have a similar interface
|
|
// to the standard Xbox file access functions
|
|
|
|
virtual FileEntry* createFile(const ConsoleSavePath& fileName);
|
|
virtual void deleteFile(FileEntry* file);
|
|
|
|
virtual void setFilePointer(FileEntry* file, unsigned int distanceToMove,
|
|
SaveFileSeekOrigin seekOrigin);
|
|
virtual bool writeFile(FileEntry* file, const void* lpBuffer,
|
|
unsigned int nNumberOfBytesToWrite,
|
|
unsigned int* lpNumberOfBytesWritten);
|
|
virtual bool zeroFile(FileEntry* file, unsigned int nNumberOfBytesToWrite,
|
|
unsigned int* lpNumberOfBytesWritten);
|
|
virtual bool readFile(FileEntry* file, void* lpBuffer,
|
|
unsigned int nNumberOfBytesToRead,
|
|
unsigned int* lpNumberOfBytesRead);
|
|
virtual bool closeHandle(FileEntry* file);
|
|
|
|
virtual void finalizeWrite();
|
|
|
|
virtual bool doesFileExist(ConsoleSavePath file);
|
|
|
|
virtual void Flush(bool autosave, bool updateThumbnail = true);
|
|
|
|
#if !defined(_CONTENT_PACKAGE)
|
|
virtual void DebugFlushToFile(void* compressedData = nullptr,
|
|
unsigned int compressedDataSize = 0);
|
|
#endif
|
|
virtual unsigned int getSizeOnDisk();
|
|
|
|
virtual std::string getFilename();
|
|
|
|
virtual std::vector<FileEntry*>* getFilesWithPrefix(
|
|
const std::string& prefix);
|
|
virtual std::vector<FileEntry*>* getRegionFilesByDimension(
|
|
unsigned int dimensionIndex);
|
|
|
|
virtual int getSaveVersion();
|
|
virtual int getOriginalSaveVersion();
|
|
|
|
virtual void LockSaveAccess();
|
|
virtual void ReleaseSaveAccess();
|
|
|
|
virtual ESavePlatform getSavePlatform();
|
|
virtual bool isSaveEndianDifferent();
|
|
virtual void setLocalPlatform();
|
|
virtual void setPlatform(ESavePlatform plat);
|
|
virtual std::endian getSaveEndian();
|
|
virtual std::endian getLocalEndian();
|
|
virtual void setEndian(std::endian endian);
|
|
virtual bool isLocalEndianDifferent(ESavePlatform plat);
|
|
|
|
virtual void ConvertRegionFile(File sourceFile);
|
|
virtual void ConvertToLocalPlatform();
|
|
|
|
protected:
|
|
virtual void* getWritePointer(FileEntry* file);
|
|
};
|