143 lines
5.1 KiB
C++
143 lines
5.1 KiB
C++
#pragma once
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#include "FileHeader.h"
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#include "ConsoleSavePath.h"
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#include "ConsoleSaveFile.h"
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class ProgressRenderer;
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class ConsoleSaveFileSplit : public ConsoleSaveFile
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{
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private:
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FileHeader header;
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static const int WRITE_BANDWIDTH_BYTESPERSECOND = 1048576; // Average bytes per second we will cap to when writing region files during the tick() method
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static const int WRITE_BANDWIDTH_MEASUREMENT_PERIOD_SECONDS = 10; // Time period over which the bytes per second average is calculated
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static const int WRITE_TICK_RATE_MS = 500; // Time between attempts to work out which regions we should write during the tick
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static const int WRITE_MAX_WRITE_PER_TICK = WRITE_BANDWIDTH_BYTESPERSECOND; // Maximum number of bytes we can add in a single tick
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class WriteHistory
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{
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public:
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int64_t writeTime;
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unsigned int writeSize;
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} ;
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class DirtyRegionFile
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{
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public:
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int64_t lastWritten;
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unsigned int fileRef;
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bool operator<(const DirtyRegionFile& rhs) { return lastWritten < rhs.lastWritten; }
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};
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class RegionFileReference
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{
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public:
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RegionFileReference(int index, unsigned int regionIndex, unsigned int length = 0, unsigned char *data = NULL);
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~RegionFileReference();
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void Compress(); // Compress from data to dataCompressed
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void Decompress(); // Decompress from dataCompressed -> data
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unsigned int GetCompressedSize(); // Gets byte size for what this region will compress to
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void ReleaseCompressed(); // Release dataCompressed
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FileEntry *fileEntry;
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unsigned char *data;
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unsigned char *dataCompressed;
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unsigned int dataCompressedSize;
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int index;
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bool dirty;
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int64_t lastWritten;
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};
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unordered_map<unsigned int, RegionFileReference *> regionFiles;
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vector<WriteHistory> writeHistory;
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int64_t m_lastTickTime;
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FileEntry *GetRegionFileEntry(unsigned int regionIndex);
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wstring m_fileName;
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bool m_autosave;
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// HANDLE hHeap;
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static void *pvHeap;
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static unsigned int pagesCommitted;
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#ifdef _LARGE_WORLDS
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static const unsigned int CSF_PAGE_SIZE = 64 * 1024;
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static const unsigned int MAX_PAGE_COUNT = 32 * 1024; // 2GB virtual allocation
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#else
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static const unsigned int CSF_PAGE_SIZE = 64 * 1024;
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static const unsigned int MAX_PAGE_COUNT = 1024;
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#endif
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LPVOID pvSaveMem;
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CRITICAL_SECTION m_lock;
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void PrepareForWrite( FileEntry *file, DWORD nNumberOfBytesToWrite );
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void MoveDataBeyond(FileEntry *file, DWORD nNumberOfBytesToWrite);
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bool GetNumericIdentifierFromName(const wstring &fileName, unsigned int *idOut);
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wstring GetNameFromNumericIdentifier(unsigned int idIn);
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void processSubfilesForWrite();
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void processSubfilesAfterWrite();
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public:
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static int SaveSaveDataCallback(LPVOID lpParam,bool bRes);
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static int SaveRegionFilesCallback(LPVOID lpParam,bool bRes);
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private:
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void _init(const wstring &fileName, LPVOID pvSaveData, DWORD fileSize, ESavePlatform plat);
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public:
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ConsoleSaveFileSplit(const wstring &fileName, LPVOID pvSaveData = NULL, DWORD fileSize = 0, bool forceCleanSave = false, ESavePlatform plat = SAVE_FILE_PLATFORM_LOCAL);
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ConsoleSaveFileSplit(ConsoleSaveFile *sourceSave, bool alreadySmallRegions = true, ProgressListener *progress = NULL);
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virtual ~ConsoleSaveFileSplit();
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// 4J Stu - Initial implementation is intended to have a similar interface to the standard Xbox file access functions
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virtual FileEntry *createFile( const ConsoleSavePath &fileName );
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virtual void deleteFile( FileEntry *file );
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virtual void setFilePointer(FileEntry *file,LONG lDistanceToMove,PLONG lpDistanceToMoveHigh,DWORD dwMoveMethod);
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virtual BOOL writeFile( FileEntry *file, LPCVOID lpBuffer, DWORD nNumberOfBytesToWrite, LPDWORD lpNumberOfBytesWritten );
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virtual BOOL zeroFile(FileEntry *file, DWORD nNumberOfBytesToWrite, LPDWORD lpNumberOfBytesWritten);
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virtual BOOL readFile( FileEntry *file, LPVOID lpBuffer, DWORD nNumberOfBytesToRead, LPDWORD lpNumberOfBytesRead );
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virtual BOOL closeHandle( FileEntry *file );
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virtual void finalizeWrite();
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virtual void tick();
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virtual bool doesFileExist(ConsoleSavePath file);
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virtual void Flush(bool autosave, bool updateThumbnail = true);
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#ifndef _CONTENT_PACKAGE
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virtual void DebugFlushToFile(void *compressedData = NULL, unsigned int compressedDataSize = 0);
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#endif
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virtual unsigned int getSizeOnDisk();
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virtual wstring getFilename();
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virtual vector<FileEntry *> *getFilesWithPrefix(const wstring &prefix);
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virtual vector<FileEntry *> *getRegionFilesByDimension(unsigned int dimensionIndex);
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#if defined(__PS3__) || defined(__ORBIS__)
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virtual wstring getPlayerDataFilenameForLoad(const PlayerUID& pUID);
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virtual wstring getPlayerDataFilenameForSave(const PlayerUID& pUID);
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virtual vector<FileEntry *> *getValidPlayerDatFiles();
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#endif //__PS3__
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virtual int getSaveVersion();
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virtual int getOriginalSaveVersion();
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virtual void LockSaveAccess();
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virtual void ReleaseSaveAccess();
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virtual ESavePlatform getSavePlatform();
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virtual bool isSaveEndianDifferent();
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virtual void setLocalPlatform();
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virtual void setPlatform(ESavePlatform plat);
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virtual ByteOrder getSaveEndian();
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virtual ByteOrder getLocalEndian();
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virtual void setEndian(ByteOrder endian);
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virtual void ConvertRegionFile(File sourceFile);
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virtual void ConvertToLocalPlatform();
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}; |