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-rw-r--r--src/Protocol/Protocol_1_12.cpp4
-rw-r--r--src/Protocol/Protocol_1_8.cpp26
-rw-r--r--src/Protocol/Protocol_1_9.cpp27
3 files changed, 41 insertions, 16 deletions
diff --git a/src/Protocol/Protocol_1_12.cpp b/src/Protocol/Protocol_1_12.cpp
index 81f81dc1c..06238e408 100644
--- a/src/Protocol/Protocol_1_12.cpp
+++ b/src/Protocol/Protocol_1_12.cpp
@@ -349,6 +349,10 @@ void cProtocol_1_12::WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity & a_
{
Flags |= 0x20;
}
+ if (a_Entity.IsElytraFlying())
+ {
+ Flags |= 0x80;
+ }
a_Pkt.WriteBEUInt8(ENTITY_FLAGS); // Index
a_Pkt.WriteBEUInt8(METADATA_TYPE_BYTE); // Type
a_Pkt.WriteBEInt8(Flags);
diff --git a/src/Protocol/Protocol_1_8.cpp b/src/Protocol/Protocol_1_8.cpp
index fe99ab91a..7d4dfb85d 100644
--- a/src/Protocol/Protocol_1_8.cpp
+++ b/src/Protocol/Protocol_1_8.cpp
@@ -2462,14 +2462,20 @@ void cProtocol_1_8_0::HandlePacketEntityAction(cByteBuffer & a_ByteBuffer)
HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, Action);
HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32, JumpBoost);
+ if (PlayerID != m_Client->GetPlayer()->GetUniqueID())
+ {
+ m_Client->Kick("Mind your own business! Hacked client?");
+ return;
+ }
+
switch (Action)
{
- case 0: m_Client->HandleEntityCrouch(PlayerID, true); break; // Crouch
- case 1: m_Client->HandleEntityCrouch(PlayerID, false); break; // Uncrouch
- case 2: m_Client->HandleEntityLeaveBed(PlayerID); break; // Leave Bed
- case 3: m_Client->HandleEntitySprinting(PlayerID, true); break; // Start sprinting
- case 4: m_Client->HandleEntitySprinting(PlayerID, false); break; // Stop sprinting
- case 6: m_Client->HandleOpenHorseInventory(PlayerID); break; // Open horse inventory
+ case 0: return m_Client->HandleCrouch(true);
+ case 1: return m_Client->HandleCrouch(false);
+ case 2: return m_Client->HandleLeaveBed();
+ case 3: return m_Client->HandleSprint(true);
+ case 4: return m_Client->HandleSprint(false);
+ case 6: return m_Client->HandleOpenHorseInventory();
}
}
@@ -2535,7 +2541,7 @@ void cProtocol_1_8_0::HandlePacketPlayerPos(cByteBuffer & a_ByteBuffer)
HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosY);
HANDLE_READ(a_ByteBuffer, ReadBEDouble, double, PosZ);
HANDLE_READ(a_ByteBuffer, ReadBool, bool, IsOnGround);
- m_Client->HandlePlayerPos(PosX, PosY, PosZ, PosY + (m_Client->GetPlayer()->IsCrouched() ? 1.54 : 1.62), IsOnGround);
+ m_Client->HandlePlayerPos(PosX, PosY, PosZ, IsOnGround);
}
@@ -2550,7 +2556,7 @@ void cProtocol_1_8_0::HandlePacketPlayerPosLook(cByteBuffer & a_ByteBuffer)
HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Yaw);
HANDLE_READ(a_ByteBuffer, ReadBEFloat, float, Pitch);
HANDLE_READ(a_ByteBuffer, ReadBool, bool, IsOnGround);
- m_Client->HandlePlayerMoveLook(PosX, PosY, PosZ, PosY + 1.62, Yaw, Pitch, IsOnGround);
+ m_Client->HandlePlayerMoveLook(PosX, PosY, PosZ, Yaw, Pitch, IsOnGround);
}
@@ -3355,6 +3361,10 @@ void cProtocol_1_8_0::WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity & a
{
Flags |= 0x20;
}
+ if (a_Entity.IsElytraFlying())
+ {
+ Flags |= 0x80;
+ }
a_Pkt.WriteBEUInt8(0); // Byte(0) + index 0
a_Pkt.WriteBEUInt8(Flags);
diff --git a/src/Protocol/Protocol_1_9.cpp b/src/Protocol/Protocol_1_9.cpp
index 0669e6a1a..0827b8f0b 100644
--- a/src/Protocol/Protocol_1_9.cpp
+++ b/src/Protocol/Protocol_1_9.cpp
@@ -945,14 +945,21 @@ void cProtocol_1_9_0::HandlePacketEntityAction(cByteBuffer & a_ByteBuffer)
HANDLE_READ(a_ByteBuffer, ReadBEUInt8, UInt8, Action);
HANDLE_READ(a_ByteBuffer, ReadVarInt, UInt32, JumpBoost);
+ if (PlayerID != m_Client->GetPlayer()->GetUniqueID())
+ {
+ m_Client->Kick("Mind your own business! Hacked client?");
+ return;
+ }
+
switch (Action)
{
- case 0: m_Client->HandleEntityCrouch(PlayerID, true); break; // Crouch
- case 1: m_Client->HandleEntityCrouch(PlayerID, false); break; // Uncrouch
- case 2: m_Client->HandleEntityLeaveBed(PlayerID); break; // Leave Bed
- case 3: m_Client->HandleEntitySprinting(PlayerID, true); break; // Start sprinting
- case 4: m_Client->HandleEntitySprinting(PlayerID, false); break; // Stop sprinting
- case 7: m_Client->HandleOpenHorseInventory(PlayerID); break; // Open horse inventory
+ case 0: return m_Client->HandleCrouch(true);
+ case 1: return m_Client->HandleCrouch(false);
+ case 2: return m_Client->HandleLeaveBed();
+ case 3: return m_Client->HandleSprint(true);
+ case 4: return m_Client->HandleSprint(false);
+ case 7: return m_Client->HandleOpenHorseInventory();
+ case 8: return m_Client->HandleStartElytraFlight();
}
}
@@ -969,7 +976,7 @@ void cProtocol_1_9_0::HandlePacketPlayerPos(cByteBuffer & a_ByteBuffer)
if (m_IsTeleportIdConfirmed)
{
- m_Client->HandlePlayerPos(PosX, PosY, PosZ, PosY + (m_Client->GetPlayer()->IsCrouched() ? 1.54 : 1.62), IsOnGround);
+ m_Client->HandlePlayerPos(PosX, PosY, PosZ, IsOnGround);
}
}
@@ -988,7 +995,7 @@ void cProtocol_1_9_0::HandlePacketPlayerPosLook(cByteBuffer & a_ByteBuffer)
if (m_IsTeleportIdConfirmed)
{
- m_Client->HandlePlayerMoveLook(PosX, PosY, PosZ, PosY + 1.62, Yaw, Pitch, IsOnGround);
+ m_Client->HandlePlayerMoveLook(PosX, PosY, PosZ, Yaw, Pitch, IsOnGround);
}
}
@@ -1666,6 +1673,10 @@ void cProtocol_1_9_0::WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity & a
{
Flags |= 0x20;
}
+ if (a_Entity.IsElytraFlying())
+ {
+ Flags |= 0x80;
+ }
a_Pkt.WriteBEUInt8(0); // Index 0
a_Pkt.WriteBEUInt8(METADATA_TYPE_BYTE); // Type
a_Pkt.WriteBEInt8(Flags);