From 92c59963f82f81aa3202657e7fdbb2592924ede3 Mon Sep 17 00:00:00 2001 From: "cedeel@gmail.com" Date: Thu, 14 Jun 2012 13:06:06 +0000 Subject: Attempt to bring sanity to newlines across systems. git-svn-id: http://mc-server.googlecode.com/svn/trunk@606 0a769ca7-a7f5-676a-18bf-c427514a06d6 --- source/WSSAnvil.h | 262 +++++++++++++++++++++++++++--------------------------- 1 file changed, 131 insertions(+), 131 deletions(-) (limited to 'source/WSSAnvil.h') diff --git a/source/WSSAnvil.h b/source/WSSAnvil.h index f8beea524..ab03adf5e 100644 --- a/source/WSSAnvil.h +++ b/source/WSSAnvil.h @@ -1,131 +1,131 @@ - -// WSSAnvil.h - -// Interfaces to the cWSSAnvil class representing the Anvil world storage scheme - - - - -#pragma once - -#include "WorldStorage.h" -#include "FastNBT.h" - - - - - -enum -{ - /// Maximum number of chunks in an MCA file - also the count of the header items - MCA_MAX_CHUNKS = 32 * 32, - - /// The MCA header is 8 KiB - MCA_HEADER_SIZE = MCA_MAX_CHUNKS * 8, - - /// There are 5 bytes of header in front of each chunk - MCA_CHUNK_HEADER_LENGTH = 5, -} ; - - - - - -class cWSSAnvil : - public cWSSchema -{ - typedef cWSSchema super; - -public: - - cWSSAnvil(cWorld * a_World); - virtual ~cWSSAnvil(); - -protected: - - class cMCAFile - { - public: - - cMCAFile(const AString & a_FileName, int a_RegionX, int a_RegionZ); - - bool GetChunkData (const cChunkCoords & a_Chunk, AString & a_Data); - bool SetChunkData (const cChunkCoords & a_Chunk, const AString & a_Data); - bool EraseChunkData(const cChunkCoords & a_Chunk); - - int GetRegionX (void) const {return m_RegionX; } - int GetRegionZ (void) const {return m_RegionZ; } - const AString & GetFileName(void) const {return m_FileName; } - - protected: - - int m_RegionX; - int m_RegionZ; - cFile m_File; - AString m_FileName; - - // The header, copied from the file so we don't have to seek to it all the time - // First 1024 entries are chunk locations - the 3 + 1 byte sector-offset and sector-count - unsigned m_Header[MCA_MAX_CHUNKS]; - - // Chunk timestamps, following the chunk headers, are unused by MCS - - /// Finds a free location large enough to hold a_Data. Gets a hint of the chunk coords, places the data there if it fits. Returns the sector number. - unsigned FindFreeLocation(int a_LocalX, int a_LocalZ, const AString & a_Data); - - /// Opens a MCA file either for a Read operation (fails if doesn't exist) or for a Write operation (creates new if not found) - bool OpenFile(bool a_IsForReading); - } ; - typedef std::list cMCAFiles; - - cCriticalSection m_CS; - cMCAFiles m_Files; // a MRU cache of MCA files - - /// Gets chunk data from the correct file; locks file CS as needed - bool GetChunkData(const cChunkCoords & a_Chunk, AString & a_Data); - - /// Sets chunk data into the correct file; locks file CS as needed - bool SetChunkData(const cChunkCoords & a_Chunk, const AString & a_Data); - - /// Loads the chunk from the data (no locking needed) - bool LoadChunkFromData(const cChunkCoords & a_Chunk, const AString & a_Data); - - /// Saves the chunk into datastream (no locking needed) - bool SaveChunkToData(const cChunkCoords & a_Chunk, AString & a_Data); - - /// Loads the chunk from NBT data (no locking needed) - bool LoadChunkFromNBT(const cChunkCoords & a_Chunk, const cParsedNBT & a_NBT); - - /// Saves the chunk into NBT data using a_Writer; returns true on success - bool SaveChunkToNBT(const cChunkCoords & a_Chunk, cFastNBTWriter & a_Writer); - - /// Loads the chunk's biome map; returns a_BiomeMap if biomes present and valid, NULL otherwise - cChunkDef::BiomeMap * LoadBiomeMapFromNBT(cChunkDef::BiomeMap * a_BiomeMap, const cParsedNBT & a_NBT, int a_TagIdx); - - /// Loads the chunk's entities from NBT data (a_Tag is the Level\\Entities list tag; may be -1) - void LoadEntitiesFromNBT(cEntityList & a_Entitites, const cParsedNBT & a_NBT, int a_Tag); - - /// Loads the chunk's BlockEntities from NBT data (a_Tag is the Level\\TileEntities list tag; may be -1) - void LoadBlockEntitiesFromNBT(cBlockEntityList & a_BlockEntitites, const cParsedNBT & a_NBT, int a_Tag); - - void LoadChestFromNBT (cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx); - void LoadFurnaceFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx); - - /// Helper function for extracting the X, Y, and Z int subtags of a NBT compound; returns true if successful - bool GetBlockEntityNBTPos(const cParsedNBT & a_NBT, int a_TagIdx, int & a_X, int & a_Y, int & a_Z); - - /// Gets the correct MCA file either from cache or from disk, manages the m_MCAFiles cache; assumes m_CS is locked - cMCAFile * LoadMCAFile(const cChunkCoords & a_Chunk); - - /// Copies a_Length bytes of data from the specified NBT Tag's Child into the a_Destination buffer - void CopyNBTData(const cParsedNBT & a_NBT, int a_Tag, const AString & a_ChildName, char * a_Destination, int a_Length); - - // cWSSchema overrides: - virtual bool LoadChunk(const cChunkCoords & a_Chunk) override; - virtual bool SaveChunk(const cChunkCoords & a_Chunk) override; - virtual const AString GetName(void) const override {return "anvil"; } -} ; - - - - + +// WSSAnvil.h + +// Interfaces to the cWSSAnvil class representing the Anvil world storage scheme + + + + +#pragma once + +#include "WorldStorage.h" +#include "FastNBT.h" + + + + + +enum +{ + /// Maximum number of chunks in an MCA file - also the count of the header items + MCA_MAX_CHUNKS = 32 * 32, + + /// The MCA header is 8 KiB + MCA_HEADER_SIZE = MCA_MAX_CHUNKS * 8, + + /// There are 5 bytes of header in front of each chunk + MCA_CHUNK_HEADER_LENGTH = 5, +} ; + + + + + +class cWSSAnvil : + public cWSSchema +{ + typedef cWSSchema super; + +public: + + cWSSAnvil(cWorld * a_World); + virtual ~cWSSAnvil(); + +protected: + + class cMCAFile + { + public: + + cMCAFile(const AString & a_FileName, int a_RegionX, int a_RegionZ); + + bool GetChunkData (const cChunkCoords & a_Chunk, AString & a_Data); + bool SetChunkData (const cChunkCoords & a_Chunk, const AString & a_Data); + bool EraseChunkData(const cChunkCoords & a_Chunk); + + int GetRegionX (void) const {return m_RegionX; } + int GetRegionZ (void) const {return m_RegionZ; } + const AString & GetFileName(void) const {return m_FileName; } + + protected: + + int m_RegionX; + int m_RegionZ; + cFile m_File; + AString m_FileName; + + // The header, copied from the file so we don't have to seek to it all the time + // First 1024 entries are chunk locations - the 3 + 1 byte sector-offset and sector-count + unsigned m_Header[MCA_MAX_CHUNKS]; + + // Chunk timestamps, following the chunk headers, are unused by MCS + + /// Finds a free location large enough to hold a_Data. Gets a hint of the chunk coords, places the data there if it fits. Returns the sector number. + unsigned FindFreeLocation(int a_LocalX, int a_LocalZ, const AString & a_Data); + + /// Opens a MCA file either for a Read operation (fails if doesn't exist) or for a Write operation (creates new if not found) + bool OpenFile(bool a_IsForReading); + } ; + typedef std::list cMCAFiles; + + cCriticalSection m_CS; + cMCAFiles m_Files; // a MRU cache of MCA files + + /// Gets chunk data from the correct file; locks file CS as needed + bool GetChunkData(const cChunkCoords & a_Chunk, AString & a_Data); + + /// Sets chunk data into the correct file; locks file CS as needed + bool SetChunkData(const cChunkCoords & a_Chunk, const AString & a_Data); + + /// Loads the chunk from the data (no locking needed) + bool LoadChunkFromData(const cChunkCoords & a_Chunk, const AString & a_Data); + + /// Saves the chunk into datastream (no locking needed) + bool SaveChunkToData(const cChunkCoords & a_Chunk, AString & a_Data); + + /// Loads the chunk from NBT data (no locking needed) + bool LoadChunkFromNBT(const cChunkCoords & a_Chunk, const cParsedNBT & a_NBT); + + /// Saves the chunk into NBT data using a_Writer; returns true on success + bool SaveChunkToNBT(const cChunkCoords & a_Chunk, cFastNBTWriter & a_Writer); + + /// Loads the chunk's biome map; returns a_BiomeMap if biomes present and valid, NULL otherwise + cChunkDef::BiomeMap * LoadBiomeMapFromNBT(cChunkDef::BiomeMap * a_BiomeMap, const cParsedNBT & a_NBT, int a_TagIdx); + + /// Loads the chunk's entities from NBT data (a_Tag is the Level\\Entities list tag; may be -1) + void LoadEntitiesFromNBT(cEntityList & a_Entitites, const cParsedNBT & a_NBT, int a_Tag); + + /// Loads the chunk's BlockEntities from NBT data (a_Tag is the Level\\TileEntities list tag; may be -1) + void LoadBlockEntitiesFromNBT(cBlockEntityList & a_BlockEntitites, const cParsedNBT & a_NBT, int a_Tag); + + void LoadChestFromNBT (cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx); + void LoadFurnaceFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx); + + /// Helper function for extracting the X, Y, and Z int subtags of a NBT compound; returns true if successful + bool GetBlockEntityNBTPos(const cParsedNBT & a_NBT, int a_TagIdx, int & a_X, int & a_Y, int & a_Z); + + /// Gets the correct MCA file either from cache or from disk, manages the m_MCAFiles cache; assumes m_CS is locked + cMCAFile * LoadMCAFile(const cChunkCoords & a_Chunk); + + /// Copies a_Length bytes of data from the specified NBT Tag's Child into the a_Destination buffer + void CopyNBTData(const cParsedNBT & a_NBT, int a_Tag, const AString & a_ChildName, char * a_Destination, int a_Length); + + // cWSSchema overrides: + virtual bool LoadChunk(const cChunkCoords & a_Chunk) override; + virtual bool SaveChunk(const cChunkCoords & a_Chunk) override; + virtual const AString GetName(void) const override {return "anvil"; } +} ; + + + + -- cgit v1.2.3