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-rw-r--r--src/Entities/HangingEntity.cpp10
-rw-r--r--src/Protocol/Protocol17x.cpp8
-rw-r--r--src/Protocol/Protocol18x.cpp13
-rw-r--r--src/Simulator/IncrementalRedstoneSimulator.inc34
4 files changed, 42 insertions, 23 deletions
diff --git a/src/Entities/HangingEntity.cpp b/src/Entities/HangingEntity.cpp
index 8c70c606e..6e9a89550 100644
--- a/src/Entities/HangingEntity.cpp
+++ b/src/Entities/HangingEntity.cpp
@@ -28,11 +28,17 @@ void cHangingEntity::SpawnOn(cClientHandle & a_ClientHandle)
// The client uses different values for item frame directions and block faces. Our constants are for the block faces, so we convert them here to item frame faces
switch (m_BlockFace)
{
- case BLOCK_FACE_ZP: break; // Initialised to zero
+ case BLOCK_FACE_ZP: Dir = 0; break;
case BLOCK_FACE_ZM: Dir = 2; break;
case BLOCK_FACE_XM: Dir = 1; break;
case BLOCK_FACE_XP: Dir = 3; break;
- default: ASSERT(!"Unhandled block face when trying to spawn item frame!"); return;
+ default:
+ {
+ LOGINFO("Invalid face (%d) in a cHangingEntity at {%d, %d, %d}, adjusting to BLOCK_FACE_XP.",
+ m_BlockFace, (int)GetPosX(), (int)GetPosY(), (int)GetPosZ()
+ );
+ Dir = 3;
+ }
}
if ((Dir == 0) || (Dir == 2)) // Probably a client bug, but two directions are flipped and contrary to the norm, so we do -180
diff --git a/src/Protocol/Protocol17x.cpp b/src/Protocol/Protocol17x.cpp
index 7efcad626..36a808afe 100644
--- a/src/Protocol/Protocol17x.cpp
+++ b/src/Protocol/Protocol17x.cpp
@@ -1519,9 +1519,6 @@ void cProtocol172::AddReceivedData(const char * a_Data, size_t a_Size)
VERIFY(m_ReceivedData.ReadToByteBuffer(bb, (int)PacketLen));
m_ReceivedData.CommitRead();
- // Write one NUL extra, so that we can detect over-reads
- bb.Write("\0", 1);
-
UInt32 PacketType;
if (!bb.ReadVarInt(PacketType))
{
@@ -1529,6 +1526,9 @@ void cProtocol172::AddReceivedData(const char * a_Data, size_t a_Size)
break;
}
+ // Write one NUL extra, so that we can detect over-reads
+ bb.Write("\0", 1);
+
// Log the packet info into the comm log file:
if (g_ShouldLogCommIn)
{
@@ -1536,7 +1536,7 @@ void cProtocol172::AddReceivedData(const char * a_Data, size_t a_Size)
bb.ReadAll(PacketData);
bb.ResetRead();
bb.ReadVarInt(PacketType);
- ASSERT(PacketData.size() > 0);
+ ASSERT(PacketData.size() > 0); // We have written an extra NUL, so there had to be at least one byte read
PacketData.resize(PacketData.size() - 1);
AString PacketDataHex;
CreateHexDump(PacketDataHex, PacketData.data(), PacketData.size(), 16);
diff --git a/src/Protocol/Protocol18x.cpp b/src/Protocol/Protocol18x.cpp
index f83bea5bb..0cafdeb76 100644
--- a/src/Protocol/Protocol18x.cpp
+++ b/src/Protocol/Protocol18x.cpp
@@ -1711,7 +1711,7 @@ void cProtocol180::AddReceivedData(const char * a_Data, size_t a_Size)
m_ReceivedData.ResetRead();
break;
}
- cByteBuffer bb(PacketLen);
+ cByteBuffer bb(PacketLen + 1);
VERIFY(m_ReceivedData.ReadToByteBuffer(bb, (int)PacketLen));
m_ReceivedData.CommitRead();
@@ -1726,9 +1726,6 @@ void cProtocol180::AddReceivedData(const char * a_Data, size_t a_Size)
}
}
- // Write one NUL extra, so that we can detect over-reads
- bb.Write("\0", 1);
-
UInt32 PacketType;
if (!bb.ReadVarInt(PacketType))
{
@@ -1736,6 +1733,9 @@ void cProtocol180::AddReceivedData(const char * a_Data, size_t a_Size)
break;
}
+ // Write one NUL extra, so that we can detect over-reads
+ bb.Write("\0", 1);
+
// Log the packet info into the comm log file:
if (g_ShouldLogCommIn)
{
@@ -1743,7 +1743,7 @@ void cProtocol180::AddReceivedData(const char * a_Data, size_t a_Size)
bb.ReadAll(PacketData);
bb.ResetRead();
bb.ReadVarInt(PacketType);
- ASSERT(PacketData.size() > 0);
+ ASSERT(PacketData.size() > 0); // We have written an extra NUL, so there had to be at least one byte read
PacketData.resize(PacketData.size() - 1);
AString PacketDataHex;
CreateHexDump(PacketDataHex, PacketData.data(), PacketData.size(), 16);
@@ -1777,7 +1777,8 @@ void cProtocol180::AddReceivedData(const char * a_Data, size_t a_Size)
return;
}
- if (bb.GetReadableSpace() != 0)
+ // The packet should have 1 byte left in the buffer - the NUL we had added
+ if (bb.GetReadableSpace() != 1)
{
// Read more or less than packet length, report as error
LOGWARNING("Protocol 1.8: Wrong number of bytes read for packet 0x%x, state %d. Read " SIZE_T_FMT " bytes, packet contained %u bytes",
diff --git a/src/Simulator/IncrementalRedstoneSimulator.inc b/src/Simulator/IncrementalRedstoneSimulator.inc
index eee2daa7c..3fa973463 100644
--- a/src/Simulator/IncrementalRedstoneSimulator.inc
+++ b/src/Simulator/IncrementalRedstoneSimulator.inc
@@ -1937,17 +1937,23 @@ bool cIncrementalRedstoneSimulator<ChunkType, WorldType, GetHandlerCompileTime,
{
// Check if eastern(right) neighbor is a powered on repeater who is facing us
BLOCKTYPE Block = 0;
- if (m_Chunk->UnboundedRelGetBlockType(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, Block) && (Block == E_BLOCK_REDSTONE_REPEATER_ON)) // Is right neighbor a powered repeater?
+ NIBBLETYPE OtherRepeaterDir = 0;
+ if (m_Chunk->UnboundedRelGetBlock(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ, Block, OtherRepeaterDir) && (Block == E_BLOCK_REDSTONE_REPEATER_ON)) // Is right neighbor a powered repeater?
{
- NIBBLETYPE OtherRepeaterDir = m_Chunk->GetMeta(a_RelBlockX + 1, a_RelBlockY, a_RelBlockZ) & 0x3;
- if (OtherRepeaterDir == 0x3) { return true; } // If so, I am latched/locked
+ if ((OtherRepeaterDir & 0x03) == 0x3)
+ {
+ return true;
+ } // If so, I am latched/locked
}
// Check if western(left) neighbor is a powered on repeater who is facing us
- if (m_Chunk->UnboundedRelGetBlockType(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, Block) && (Block == E_BLOCK_REDSTONE_REPEATER_ON))
+ if (m_Chunk->UnboundedRelGetBlock(a_RelBlockX - 1, a_RelBlockY, a_RelBlockZ, Block, OtherRepeaterDir) && (Block == E_BLOCK_REDSTONE_REPEATER_ON))
{
NIBBLETYPE OtherRepeaterDir = m_Chunk->GetMeta(a_RelBlockX -1, a_RelBlockY, a_RelBlockZ) & 0x3;
- if (OtherRepeaterDir == 0x1) { return true; } // If so, I am latched/locked
+ if ((OtherRepeaterDir & 0x03) == 0x1)
+ {
+ return true;
+ } // If so, I am latched/locked
}
break;
@@ -1959,17 +1965,23 @@ bool cIncrementalRedstoneSimulator<ChunkType, WorldType, GetHandlerCompileTime,
{
// Check if southern(down) neighbor is a powered on repeater who is facing us
BLOCKTYPE Block = 0;
- if (m_Chunk->UnboundedRelGetBlockType(a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, Block) && (Block == E_BLOCK_REDSTONE_REPEATER_ON))
+ NIBBLETYPE OtherRepeaterDir = 0;
+
+ if (m_Chunk->UnboundedRelGetBlock(a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1, Block, OtherRepeaterDir) && (Block == E_BLOCK_REDSTONE_REPEATER_ON))
{
- NIBBLETYPE OtherRepeaterDir = m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ + 1) & 0x3;
- if (OtherRepeaterDir == 0x0) { return true; } // If so, am latched/locked
+ if ((OtherRepeaterDir & 0x30 ) == 0x00)
+ {
+ return true;
+ } // If so, am latched/locked
}
// Check if northern(up) neighbor is a powered on repeater who is facing us
- if (m_Chunk->UnboundedRelGetBlockType(a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, Block) && (Block == E_BLOCK_REDSTONE_REPEATER_ON))
+ if (m_Chunk->UnboundedRelGetBlock(a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1, Block, OtherRepeaterDir) && (Block == E_BLOCK_REDSTONE_REPEATER_ON))
{
- NIBBLETYPE OtherRepeaterDir = m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ - 1) & 0x3;
- if (OtherRepeaterDir == 0x2) { return true; } // If so, I am latched/locked
+ if ((OtherRepeaterDir & 0x03) == 0x02)
+ {
+ return true;
+ } // If so, I am latched/locked
}
break;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 13:13:28 +0100