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-rw-r--r--src/WorldStorage/WSSAnvil.cpp490
1 files changed, 270 insertions, 220 deletions
diff --git a/src/WorldStorage/WSSAnvil.cpp b/src/WorldStorage/WSSAnvil.cpp
index a9c9ae4b5..239f4a155 100644
--- a/src/WorldStorage/WSSAnvil.cpp
+++ b/src/WorldStorage/WSSAnvil.cpp
@@ -66,8 +66,17 @@ Since only the header is actually in the memory, this number can be high, but st
*/
#define MAX_MCA_FILES 32
-/// The maximum size of an inflated chunk; raw chunk data is 192 KiB, allow 64 KiB more of entities
-#define CHUNK_INFLATE_MAX 256 KiB
+#define LOAD_FAILED(CHX, CHZ) \
+ { \
+ const int RegionX = FAST_FLOOR_DIV(CHX, 32); \
+ const int RegionZ = FAST_FLOOR_DIV(CHZ, 32); \
+ LOGERROR("%s (%d): Loading chunk [%d, %d] from file r.%d.%d.mca failed. " \
+ "The server will now abort in order to avoid further data loss. " \
+ "Please add the reported file and this message to the issue report.", \
+ __FUNCTION__, __LINE__, CHX, CHZ, RegionX, RegionZ \
+ ); \
+ *((volatile int *)0) = 0; /* Crash intentionally */ \
+ }
@@ -248,29 +257,22 @@ cWSSAnvil::cMCAFile * cWSSAnvil::LoadMCAFile(const cChunkCoords & a_Chunk)
bool cWSSAnvil::LoadChunkFromData(const cChunkCoords & a_Chunk, const AString & a_Data)
{
- // Decompress the data:
- char Uncompressed[CHUNK_INFLATE_MAX];
- z_stream strm;
- strm.zalloc = (alloc_func)NULL;
- strm.zfree = (free_func)NULL;
- strm.opaque = NULL;
- inflateInit(&strm);
- strm.next_out = (Bytef *)Uncompressed;
- strm.avail_out = sizeof(Uncompressed);
- strm.next_in = (Bytef *)a_Data.data();
- strm.avail_in = (uInt)a_Data.size();
- int res = inflate(&strm, Z_FINISH);
- inflateEnd(&strm);
- if (res != Z_STREAM_END)
+ // Uncompress the data:
+ AString Uncompressed;
+ int res = InflateString(a_Data.data(), a_Data.size(), Uncompressed);
+ if (res != Z_OK)
{
+ LOGWARNING("Uncompressing chunk [%d, %d] failed: %d", a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ, res);
+ LOAD_FAILED(a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ);
return false;
}
// Parse the NBT data:
- cParsedNBT NBT(Uncompressed, strm.total_out);
+ cParsedNBT NBT(Uncompressed.data(), Uncompressed.size());
if (!NBT.IsValid())
{
// NBT Parsing failed
+ LOAD_FAILED(a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ);
return false;
}
@@ -317,11 +319,13 @@ bool cWSSAnvil::LoadChunkFromNBT(const cChunkCoords & a_Chunk, const cParsedNBT
int Level = a_NBT.FindChildByName(0, "Level");
if (Level < 0)
{
+ LOAD_FAILED(a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ);
return false;
}
int Sections = a_NBT.FindChildByName(Level, "Sections");
if ((Sections < 0) || (a_NBT.GetType(Sections) != TAG_List) || (a_NBT.GetChildrenType(Sections) != TAG_Compound))
{
+ LOAD_FAILED(a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ);
return false;
}
for (int Child = a_NBT.GetFirstChild(Sections); Child >= 0; Child = a_NBT.GetNextSibling(Child))
@@ -396,7 +400,7 @@ bool cWSSAnvil::LoadChunkFromNBT(const cChunkCoords & a_Chunk, const cParsedNBT
} // for y
//*/
- m_World->QueueSetChunkData(cSetChunkDataPtr(new cSetChunkData(
+ cSetChunkDataPtr SetChunkData(new cSetChunkData(
a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ,
BlockTypes, MetaData,
IsLightValid ? BlockLight : NULL,
@@ -404,7 +408,8 @@ bool cWSSAnvil::LoadChunkFromNBT(const cChunkCoords & a_Chunk, const cParsedNBT
NULL, Biomes,
Entities, BlockEntities,
false
- )));
+ ));
+ m_World->QueueSetChunkData(SetChunkData);
return true;
}
@@ -581,64 +586,28 @@ void cWSSAnvil::LoadBlockEntitiesFromNBT(cBlockEntityList & a_BlockEntities, con
{
continue;
}
- int sID = a_NBT.FindChildByName(Child, "id");
- if (sID < 0)
+
+ // Get the BlockEntity's position
+ int x, y, z;
+ if (!GetBlockEntityNBTPos(a_NBT, Child, x, y, z))
{
+ LOGWARNING("Bad block entity, missing the coords. Will be ignored.");
continue;
}
- if (strncmp(a_NBT.GetData(sID), "Beacon", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadBeaconFromNBT(a_BlockEntities, a_NBT, Child);
- }
- else if (strncmp(a_NBT.GetData(sID), "Chest", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadChestFromNBT(a_BlockEntities, a_NBT, Child, E_BLOCK_CHEST);
- }
- else if (strncmp(a_NBT.GetData(sID), "Control", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadCommandBlockFromNBT(a_BlockEntities, a_NBT, Child);
- }
- else if (strncmp(a_NBT.GetData(sID), "Dropper", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadDropperFromNBT(a_BlockEntities, a_NBT, Child);
- }
- else if (strncmp(a_NBT.GetData(sID), "FlowerPot", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadFlowerPotFromNBT(a_BlockEntities, a_NBT, Child);
- }
- else if (strncmp(a_NBT.GetData(sID), "Furnace", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadFurnaceFromNBT(a_BlockEntities, a_NBT, Child, a_BlockTypes, a_BlockMetas);
- }
- else if (strncmp(a_NBT.GetData(sID), "Hopper", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadHopperFromNBT(a_BlockEntities, a_NBT, Child);
- }
- else if (strncmp(a_NBT.GetData(sID), "Music", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadNoteFromNBT(a_BlockEntities, a_NBT, Child);
- }
- else if (strncmp(a_NBT.GetData(sID), "RecordPlayer", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadJukeboxFromNBT(a_BlockEntities, a_NBT, Child);
- }
- else if (strncmp(a_NBT.GetData(sID), "Sign", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadSignFromNBT(a_BlockEntities, a_NBT, Child);
- }
- else if (strncmp(a_NBT.GetData(sID), "Skull", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadMobHeadFromNBT(a_BlockEntities, a_NBT, Child);
- }
- else if (strncmp(a_NBT.GetData(sID), "Trap", a_NBT.GetDataLength(sID)) == 0)
- {
- LoadDispenserFromNBT(a_BlockEntities, a_NBT, Child);
- }
- else if (strncmp(a_NBT.GetData(sID), "TrappedChest", a_NBT.GetDataLength(sID)) == 0)
+ int RelX = x, RelY = y, RelZ = z, ChunkX, ChunkZ;
+ cChunkDef::AbsoluteToRelative(RelX, RelY, RelZ, ChunkX, ChunkZ);
+
+ // Load the proper BlockEntity type based on the block type:
+ BLOCKTYPE BlockType = cChunkDef::GetBlock(a_BlockTypes, RelX, RelY, RelZ);
+ NIBBLETYPE BlockMeta = cChunkDef::GetNibble(a_BlockMetas, RelX, RelY, RelZ);
+ std::auto_ptr<cBlockEntity> be(LoadBlockEntityFromNBT(a_NBT, Child, x, y, z, BlockType, BlockMeta));
+ if (be.get() == NULL)
{
- LoadChestFromNBT(a_BlockEntities, a_NBT, Child, E_BLOCK_TRAPPED_CHEST);
+ continue;
}
- // TODO: Other block entities
+
+ // Add the BlockEntity to the loaded data:
+ a_BlockEntities.push_back(be.release());
} // for Child - tag children
}
@@ -646,6 +615,52 @@ void cWSSAnvil::LoadBlockEntitiesFromNBT(cBlockEntityList & a_BlockEntities, con
+cBlockEntity * cWSSAnvil::LoadBlockEntityFromNBT(const cParsedNBT & a_NBT, int a_Tag, int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
+{
+ // Load the specific BlockEntity type:
+ switch (a_BlockType)
+ {
+ // Specific entity loaders:
+ case E_BLOCK_BEACON: return LoadBeaconFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ);
+ case E_BLOCK_CHEST: return LoadChestFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_CHEST);
+ case E_BLOCK_COMMAND_BLOCK: return LoadCommandBlockFromNBT(a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ);
+ case E_BLOCK_DISPENSER: return LoadDispenserFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ);
+ case E_BLOCK_DROPPER: return LoadDropperFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ);
+ case E_BLOCK_FLOWER_POT: return LoadFlowerPotFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ);
+ case E_BLOCK_FURNACE: return LoadFurnaceFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_FURNACE, a_BlockMeta);
+ case E_BLOCK_HEAD: return LoadMobHeadFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ);
+ case E_BLOCK_HOPPER: return LoadHopperFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ);
+ case E_BLOCK_JUKEBOX: return LoadJukeboxFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ);
+ case E_BLOCK_LIT_FURNACE: return LoadFurnaceFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_LIT_FURNACE, a_BlockMeta);
+ case E_BLOCK_NOTE_BLOCK: return LoadNoteBlockFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ);
+ case E_BLOCK_SIGN_POST: return LoadSignFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_SIGN_POST);
+ case E_BLOCK_TRAPPED_CHEST: return LoadChestFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_TRAPPED_CHEST);
+ case E_BLOCK_WALLSIGN: return LoadSignFromNBT (a_NBT, a_Tag, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_WALLSIGN);
+
+ // Blocktypes that have block entities but don't load their contents from disk:
+ case E_BLOCK_ENDER_CHEST: return NULL;
+ }
+
+ // All the other blocktypes should have no entities assigned to them. Report an error:
+ // Get the "id" tag:
+ int TagID = a_NBT.FindChildByName(a_Tag, "id");
+ AString TypeName("<unknown>");
+ if (TagID >= 0)
+ {
+ TypeName.assign(a_NBT.GetData(TagID), (size_t)a_NBT.GetDataLength(TagID));
+ }
+ LOGINFO("WorldLoader(%s): Block entity mismatch: block type %s (%d), type \"%s\", at {%d, %d, %d}; the entity will be lost.",
+ m_World->GetName().c_str(),
+ ItemTypeToString(a_BlockType).c_str(), a_BlockType, TypeName.c_str(),
+ a_BlockX, a_BlockY, a_BlockZ
+ );
+ return NULL;
+}
+
+
+
+
+
bool cWSSAnvil::LoadItemFromNBT(cItem & a_Item, const cParsedNBT & a_NBT, int a_TagIdx)
{
int Type = a_NBT.FindChildByName(a_TagIdx, "id");
@@ -656,7 +671,6 @@ bool cWSSAnvil::LoadItemFromNBT(cItem & a_Item, const cParsedNBT & a_NBT, int a_
a_Item.m_ItemType = a_NBT.GetShort(Type);
if (a_Item.m_ItemType < 0)
{
- LOGD("Encountered an item with negative type (%d). Replacing with an empty item.", a_NBT.GetShort(Type));
a_Item.Empty();
return true;
}
@@ -754,16 +768,46 @@ void cWSSAnvil::LoadItemGridFromNBT(cItemGrid & a_ItemGrid, const cParsedNBT & a
-void cWSSAnvil::LoadBeaconFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx)
+bool cWSSAnvil::CheckBlockEntityType(const cParsedNBT & a_NBT, int a_TagIdx, const char * a_ExpectedType)
{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
+ // Check if the given tag is a compound:
+ if (a_NBT.GetType(a_TagIdx) != TAG_Compound)
{
- return;
+ return false;
}
- std::auto_ptr<cBeaconEntity> Beacon(new cBeaconEntity(x, y, z, m_World));
+ // Get the "id" tag:
+ int TagID = a_NBT.FindChildByName(a_TagIdx, "id");
+ if (TagID < 0)
+ {
+ return false;
+ }
+
+ // Compare the value:
+ if (strncmp(a_NBT.GetData(TagID), a_ExpectedType, (size_t)a_NBT.GetDataLength(TagID)) == 0)
+ {
+ return true;
+ }
+ LOGWARNING("Block entity type mismatch: exp \"%s\", got \"%s\".",
+ a_ExpectedType,
+ AString(a_NBT.GetData(TagID), (size_t)a_NBT.GetDataLength(TagID)).c_str()
+ );
+ return false;
+}
+
+
+
+
+
+cBlockEntity * cWSSAnvil::LoadBeaconFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ)
+{
+ // Check if the data has a proper type:
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "Beacon"))
+ {
+ return NULL;
+ }
+
+ std::auto_ptr<cBeaconEntity> Beacon(new cBeaconEntity(a_BlockX, a_BlockY, a_BlockZ, m_World));
int CurrentLine = a_NBT.FindChildByName(a_TagIdx, "Levels");
if (CurrentLine >= 0)
@@ -790,88 +834,128 @@ void cWSSAnvil::LoadBeaconFromNBT(cBlockEntityList & a_BlockEntities, const cPar
LoadItemGridFromNBT(Beacon->GetContents(), a_NBT, Items);
}
- a_BlockEntities.push_back(Beacon.release());
+ return Beacon.release();
}
-void cWSSAnvil::LoadChestFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx, BLOCKTYPE a_ChestType)
+cBlockEntity * cWSSAnvil::LoadChestFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_ChestBlockType)
{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
+ // Check if the data has a proper type:
+ // TODO: Does vanilla use "TrappedChest" or not? MCWiki says no, but previous code says yes
+ // Ref.: http://minecraft.gamepedia.com/Trapped_Chest
+ // https://github.com/mc-server/MCServer/blob/d0551e2e0a98a28f31a88d489d17b408e4a7d38d/src/WorldStorage/WSSAnvil.cpp#L637
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "Chest") && !CheckBlockEntityType(a_NBT, a_TagIdx, "TrappedChest"))
{
- return;
+ return NULL;
}
+
int Items = a_NBT.FindChildByName(a_TagIdx, "Items");
if ((Items < 0) || (a_NBT.GetType(Items) != TAG_List))
{
- return; // Make it an empty chest - the chunk loader will provide an empty cChestEntity for this
+ return NULL; // Make it an empty chest - the chunk loader will provide an empty cChestEntity for this
}
- std::auto_ptr<cChestEntity> Chest(new cChestEntity(x, y, z, m_World, a_ChestType));
+ std::auto_ptr<cChestEntity> Chest(new cChestEntity(a_BlockX, a_BlockY, a_BlockZ, m_World, a_ChestBlockType));
LoadItemGridFromNBT(Chest->GetContents(), a_NBT, Items);
- a_BlockEntities.push_back(Chest.release());
+ return Chest.release();
}
-void cWSSAnvil::LoadDispenserFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx)
+cBlockEntity * cWSSAnvil::LoadCommandBlockFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ)
{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
+ // Check if the data has a proper type:
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "Control"))
{
- return;
+ return NULL;
+ }
+
+ std::auto_ptr<cCommandBlockEntity> CmdBlock(new cCommandBlockEntity(a_BlockX, a_BlockY, a_BlockZ, m_World));
+
+ int currentLine = a_NBT.FindChildByName(a_TagIdx, "Command");
+ if (currentLine >= 0)
+ {
+ CmdBlock->SetCommand(a_NBT.GetString(currentLine));
+ }
+
+ currentLine = a_NBT.FindChildByName(a_TagIdx, "SuccessCount");
+ if (currentLine >= 0)
+ {
+ CmdBlock->SetResult(a_NBT.GetInt(currentLine));
+ }
+
+ currentLine = a_NBT.FindChildByName(a_TagIdx, "LastOutput");
+ if (currentLine >= 0)
+ {
+ CmdBlock->SetLastOutput(a_NBT.GetString(currentLine));
+ }
+
+ // TODO 2014-01-18 xdot: Figure out what TrackOutput is and parse it.
+
+ return CmdBlock.release();
+}
+
+
+
+
+
+cBlockEntity * cWSSAnvil::LoadDispenserFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ)
+{
+ // Check if the data has a proper type:
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "Trap"))
+ {
+ return NULL;
}
+
int Items = a_NBT.FindChildByName(a_TagIdx, "Items");
if ((Items < 0) || (a_NBT.GetType(Items) != TAG_List))
{
- return; // Make it an empty dispenser - the chunk loader will provide an empty cDispenserEntity for this
+ return NULL; // Make it an empty dispenser - the chunk loader will provide an empty cDispenserEntity for this
}
- std::auto_ptr<cDispenserEntity> Dispenser(new cDispenserEntity(x, y, z, m_World));
+ std::auto_ptr<cDispenserEntity> Dispenser(new cDispenserEntity(a_BlockX, a_BlockY, a_BlockZ, m_World));
LoadItemGridFromNBT(Dispenser->GetContents(), a_NBT, Items);
- a_BlockEntities.push_back(Dispenser.release());
+ return Dispenser.release();
}
-void cWSSAnvil::LoadDropperFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx)
+cBlockEntity * cWSSAnvil::LoadDropperFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ)
{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
+ // Check if the data has a proper type:
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "Dropper"))
{
- return;
+ return NULL;
}
+
int Items = a_NBT.FindChildByName(a_TagIdx, "Items");
if ((Items < 0) || (a_NBT.GetType(Items) != TAG_List))
{
- return; // Make it an empty dropper - the chunk loader will provide an empty cDropperEntity for this
+ return NULL; // Make it an empty dropper - the chunk loader will provide an empty cDropperEntity for this
}
- std::auto_ptr<cDropperEntity> Dropper(new cDropperEntity(x, y, z, m_World));
+ std::auto_ptr<cDropperEntity> Dropper(new cDropperEntity(a_BlockX, a_BlockY, a_BlockZ, m_World));
LoadItemGridFromNBT(Dropper->GetContents(), a_NBT, Items);
- a_BlockEntities.push_back(Dropper.release());
+ return Dropper.release();
}
-void cWSSAnvil::LoadFlowerPotFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx)
+cBlockEntity * cWSSAnvil::LoadFlowerPotFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ)
{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
+ // Check if the data has a proper type:
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "FlowerPot"))
{
- return;
+ return NULL;
}
- std::auto_ptr<cFlowerPotEntity> FlowerPot(new cFlowerPotEntity(x, y, z, m_World));
+
+ std::auto_ptr<cFlowerPotEntity> FlowerPot(new cFlowerPotEntity(a_BlockX, a_BlockY, a_BlockZ, m_World));
short ItemType = 0, ItemData = 0;
int currentLine = a_NBT.FindChildByName(a_TagIdx, "Item");
@@ -887,37 +971,28 @@ void cWSSAnvil::LoadFlowerPotFromNBT(cBlockEntityList & a_BlockEntities, const c
}
FlowerPot->SetItem(cItem(ItemType, 1, ItemData));
- a_BlockEntities.push_back(FlowerPot.release());
+ return FlowerPot.release();
}
-void cWSSAnvil::LoadFurnaceFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx, BLOCKTYPE * a_BlockTypes, NIBBLETYPE * a_BlockMetas)
+cBlockEntity * cWSSAnvil::LoadFurnaceFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
+ // Check if the data has a proper type:
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "Furnace"))
{
- return;
+ return NULL;
}
+
int Items = a_NBT.FindChildByName(a_TagIdx, "Items");
if ((Items < 0) || (a_NBT.GetType(Items) != TAG_List))
{
- return; // Make it an empty furnace - the chunk loader will provide an empty cFurnaceEntity for this
+ return NULL; // Make it an empty furnace - the chunk loader will provide an empty cFurnaceEntity for this
}
- // Convert coords to relative:
- int RelX = x;
- int RelZ = z;
- int ChunkX, ChunkZ;
- cChunkDef::AbsoluteToRelative(RelX, y, RelZ, ChunkX, ChunkZ);
-
- // Create the furnace entity, with proper BlockType and BlockMeta info:
- BLOCKTYPE BlockType = cChunkDef::GetBlock(a_BlockTypes, RelX, y, RelZ);
- NIBBLETYPE BlockMeta = cChunkDef::GetNibble(a_BlockMetas, RelX, y, RelZ);
- std::auto_ptr<cFurnaceEntity> Furnace(new cFurnaceEntity(x, y, z, BlockType, BlockMeta, m_World));
+ std::auto_ptr<cFurnaceEntity> Furnace(new cFurnaceEntity(a_BlockX, a_BlockY, a_BlockZ, a_BlockType, a_BlockMeta, m_World));
// Load slots:
for (int Child = a_NBT.GetFirstChild(Items); Child != -1; Child = a_NBT.GetNextSibling(Child))
@@ -954,184 +1029,147 @@ void cWSSAnvil::LoadFurnaceFromNBT(cBlockEntityList & a_BlockEntities, const cPa
// Restart cooking:
Furnace->ContinueCooking();
- a_BlockEntities.push_back(Furnace.release());
+ return Furnace.release();
}
-void cWSSAnvil::LoadHopperFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx)
+cBlockEntity * cWSSAnvil::LoadHopperFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ)
{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
+ // Check if the data has a proper type:
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "Hopper"))
{
- return;
+ return NULL;
}
+
int Items = a_NBT.FindChildByName(a_TagIdx, "Items");
if ((Items < 0) || (a_NBT.GetType(Items) != TAG_List))
{
- return; // Make it an empty hopper - the chunk loader will provide an empty cHopperEntity for this
+ return NULL; // Make it an empty hopper - the chunk loader will provide an empty cHopperEntity for this
}
- std::auto_ptr<cHopperEntity> Hopper(new cHopperEntity(x, y, z, m_World));
+ std::auto_ptr<cHopperEntity> Hopper(new cHopperEntity(a_BlockX, a_BlockY, a_BlockZ, m_World));
LoadItemGridFromNBT(Hopper->GetContents(), a_NBT, Items);
- a_BlockEntities.push_back(Hopper.release());
+ return Hopper.release();
}
-void cWSSAnvil::LoadJukeboxFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx)
+cBlockEntity * cWSSAnvil::LoadJukeboxFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ)
{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
+ // Check if the data has a proper type:
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "RecordPlayer"))
{
- return;
+ return NULL;
}
- std::auto_ptr<cJukeboxEntity> Jukebox(new cJukeboxEntity(x, y, z, m_World));
+
+ std::auto_ptr<cJukeboxEntity> Jukebox(new cJukeboxEntity(a_BlockX, a_BlockY, a_BlockZ, m_World));
int Record = a_NBT.FindChildByName(a_TagIdx, "Record");
if (Record >= 0)
{
Jukebox->SetRecord(a_NBT.GetInt(Record));
}
- a_BlockEntities.push_back(Jukebox.release());
-}
-
-
-
-
-
-void cWSSAnvil::LoadNoteFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx)
-{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
- {
- return;
- }
- std::auto_ptr<cNoteEntity> Note(new cNoteEntity(x, y, z, m_World));
- int note = a_NBT.FindChildByName(a_TagIdx, "note");
- if (note >= 0)
- {
- Note->SetPitch(a_NBT.GetByte(note));
- }
- a_BlockEntities.push_back(Note.release());
+ return Jukebox.release();
}
-void cWSSAnvil::LoadSignFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx)
+cBlockEntity * cWSSAnvil::LoadMobHeadFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ)
{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
+ // Check if the data has a proper type:
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "Skull"))
{
- return;
+ return NULL;
}
- std::auto_ptr<cSignEntity> Sign(new cSignEntity(E_BLOCK_SIGN_POST, x, y, z, m_World));
- int currentLine = a_NBT.FindChildByName(a_TagIdx, "Text1");
- if (currentLine >= 0)
- {
- Sign->SetLine(0, a_NBT.GetString(currentLine));
- }
+ std::auto_ptr<cMobHeadEntity> MobHead(new cMobHeadEntity(a_BlockX, a_BlockY, a_BlockZ, m_World));
- currentLine = a_NBT.FindChildByName(a_TagIdx, "Text2");
+ int currentLine = a_NBT.FindChildByName(a_TagIdx, "SkullType");
if (currentLine >= 0)
{
- Sign->SetLine(1, a_NBT.GetString(currentLine));
+ MobHead->SetType(static_cast<eMobHeadType>(a_NBT.GetByte(currentLine)));
}
- currentLine = a_NBT.FindChildByName(a_TagIdx, "Text3");
+ currentLine = a_NBT.FindChildByName(a_TagIdx, "Rot");
if (currentLine >= 0)
{
- Sign->SetLine(2, a_NBT.GetString(currentLine));
+ MobHead->SetRotation(static_cast<eMobHeadRotation>(a_NBT.GetByte(currentLine)));
}
- currentLine = a_NBT.FindChildByName(a_TagIdx, "Text4");
+ currentLine = a_NBT.FindChildByName(a_TagIdx, "ExtraType");
if (currentLine >= 0)
{
- Sign->SetLine(3, a_NBT.GetString(currentLine));
+ MobHead->SetOwner(a_NBT.GetString(currentLine));
}
- a_BlockEntities.push_back(Sign.release());
+ return MobHead.release();
}
-void cWSSAnvil::LoadMobHeadFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx)
+cBlockEntity * cWSSAnvil::LoadNoteBlockFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ)
{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
+ // Check if the data has a proper type:
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "Music"))
{
- return;
- }
- std::auto_ptr<cMobHeadEntity> MobHead(new cMobHeadEntity(x, y, z, m_World));
-
- int currentLine = a_NBT.FindChildByName(a_TagIdx, "SkullType");
- if (currentLine >= 0)
- {
- MobHead->SetType(static_cast<eMobHeadType>(a_NBT.GetByte(currentLine)));
- }
-
- currentLine = a_NBT.FindChildByName(a_TagIdx, "Rot");
- if (currentLine >= 0)
- {
- MobHead->SetRotation(static_cast<eMobHeadRotation>(a_NBT.GetByte(currentLine)));
+ return NULL;
}
- currentLine = a_NBT.FindChildByName(a_TagIdx, "ExtraType");
- if (currentLine >= 0)
+ std::auto_ptr<cNoteEntity> NoteBlock(new cNoteEntity(a_BlockX, a_BlockY, a_BlockZ, m_World));
+ int note = a_NBT.FindChildByName(a_TagIdx, "note");
+ if (note >= 0)
{
- MobHead->SetOwner(a_NBT.GetString(currentLine));
+ NoteBlock->SetPitch(a_NBT.GetByte(note));
}
-
- a_BlockEntities.push_back(MobHead.release());
+ return NoteBlock.release();
}
-void cWSSAnvil::LoadCommandBlockFromNBT(cBlockEntityList & a_BlockEntities, const cParsedNBT & a_NBT, int a_TagIdx)
+cBlockEntity * cWSSAnvil::LoadSignFromNBT(const cParsedNBT & a_NBT, int a_TagIdx, int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType)
{
- ASSERT(a_NBT.GetType(a_TagIdx) == TAG_Compound);
- int x, y, z;
- if (!GetBlockEntityNBTPos(a_NBT, a_TagIdx, x, y, z))
+ // Check if the data has a proper type:
+ if (!CheckBlockEntityType(a_NBT, a_TagIdx, "Sign"))
{
- return;
+ return NULL;
}
- std::auto_ptr<cCommandBlockEntity> CmdBlock(new cCommandBlockEntity(x, y, z, m_World));
- int currentLine = a_NBT.FindChildByName(a_TagIdx, "Command");
+ std::auto_ptr<cSignEntity> Sign(new cSignEntity(a_BlockType, a_BlockX, a_BlockY, a_BlockZ, m_World));
+
+ int currentLine = a_NBT.FindChildByName(a_TagIdx, "Text1");
if (currentLine >= 0)
{
- CmdBlock->SetCommand(a_NBT.GetString(currentLine));
+ Sign->SetLine(0, a_NBT.GetString(currentLine));
}
- currentLine = a_NBT.FindChildByName(a_TagIdx, "SuccessCount");
+ currentLine = a_NBT.FindChildByName(a_TagIdx, "Text2");
if (currentLine >= 0)
{
- CmdBlock->SetResult(a_NBT.GetInt(currentLine));
+ Sign->SetLine(1, a_NBT.GetString(currentLine));
}
- currentLine = a_NBT.FindChildByName(a_TagIdx, "LastOutput");
+ currentLine = a_NBT.FindChildByName(a_TagIdx, "Text3");
if (currentLine >= 0)
{
- CmdBlock->SetLastOutput(a_NBT.GetString(currentLine));
+ Sign->SetLine(2, a_NBT.GetString(currentLine));
}
- // TODO 2014-01-18 xdot: Figure out what TrackOutput is and parse it.
+ currentLine = a_NBT.FindChildByName(a_TagIdx, "Text4");
+ if (currentLine >= 0)
+ {
+ Sign->SetLine(3, a_NBT.GetString(currentLine));
+ }
- a_BlockEntities.push_back(CmdBlock.release());
+ return Sign.release();
}
@@ -2777,30 +2815,42 @@ bool cWSSAnvil::cMCAFile::GetChunkData(const cChunkCoords & a_Chunk, AString & a
}
unsigned ChunkLocation = ntohl(m_Header[LocalX + 32 * LocalZ]);
unsigned ChunkOffset = ChunkLocation >> 8;
+ if (ChunkOffset <= 2)
+ {
+ return false;
+ }
m_File.Seek((int)ChunkOffset * 4096);
int ChunkSize = 0;
if (m_File.Read(&ChunkSize, 4) != 4)
{
+ LOAD_FAILED(a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ);
return false;
}
ChunkSize = ntohl((u_long)ChunkSize);
char CompressionType = 0;
if (m_File.Read(&CompressionType, 1) != 1)
{
+ LOAD_FAILED(a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ);
return false;
}
if (CompressionType != 2)
{
// Chunk is in an unknown compression
+ LOAD_FAILED(a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ);
return false;
}
ChunkSize--;
// HACK: This depends on the internal knowledge that AString's data() function returns the internal buffer directly
a_Data.assign(ChunkSize, '\0');
- return (m_File.Read((void *)a_Data.data(), ChunkSize) == ChunkSize);
+ if (m_File.Read((void *)a_Data.data(), ChunkSize) == ChunkSize)
+ {
+ return true;
+ }
+ LOAD_FAILED(a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ);
+ return false;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 13:07:19 +0100