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authorHowaner <franzi.moos@googlemail.com>2015-01-25 00:34:19 +0100
committerHowaner <franzi.moos@googlemail.com>2015-01-25 00:34:19 +0100
commit1eedccc56a1a80b42adbea8dbbe968d42c7fe712 (patch)
treea5fe3fb72a3c3918b2c4ba413c686f718f5d403c /src/Protocol/Protocol17x.cpp
parentC++11 and function rename. (diff)
parentGamosocm support (diff)
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Diffstat (limited to 'src/Protocol/Protocol17x.cpp')
-rw-r--r--src/Protocol/Protocol17x.cpp249
1 files changed, 142 insertions, 107 deletions
diff --git a/src/Protocol/Protocol17x.cpp b/src/Protocol/Protocol17x.cpp
index 1e5fe5586..169367949 100644
--- a/src/Protocol/Protocol17x.cpp
+++ b/src/Protocol/Protocol17x.cpp
@@ -174,10 +174,10 @@ void cProtocol172::SendBlockAction(int a_BlockX, int a_BlockY, int a_BlockZ, cha
cPacketizer Pkt(*this, 0x24); // Block Action packet
Pkt.WriteInt(a_BlockX);
- Pkt.WriteShort(a_BlockY);
+ Pkt.WriteShort(static_cast<short>(a_BlockY));
Pkt.WriteInt(a_BlockZ);
- Pkt.WriteByte(a_Byte1);
- Pkt.WriteByte(a_Byte2);
+ Pkt.WriteByte(static_cast<Byte>(a_Byte1));
+ Pkt.WriteByte(static_cast<Byte>(a_Byte2));
Pkt.WriteVarInt(a_BlockType);
}
@@ -190,7 +190,7 @@ void cProtocol172::SendBlockBreakAnim(int a_EntityID, int a_BlockX, int a_BlockY
ASSERT(m_State == 3); // In game mode?
cPacketizer Pkt(*this, 0x25); // Block Break Animation packet
- Pkt.WriteVarInt(a_EntityID);
+ Pkt.WriteVarInt(static_cast<UInt32>(a_EntityID));
Pkt.WriteInt(a_BlockX);
Pkt.WriteInt(a_BlockY);
Pkt.WriteInt(a_BlockZ);
@@ -204,10 +204,11 @@ void cProtocol172::SendBlockBreakAnim(int a_EntityID, int a_BlockX, int a_BlockY
void cProtocol172::SendBlockChange(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
{
ASSERT(m_State == 3); // In game mode?
+ ASSERT((a_BlockY >= 0) && (a_BlockY < 256));
cPacketizer Pkt(*this, 0x23); // Block Change packet
Pkt.WriteInt(a_BlockX);
- Pkt.WriteByte(a_BlockY);
+ Pkt.WriteByte(static_cast<Byte>(a_BlockY));
Pkt.WriteInt(a_BlockZ);
Pkt.WriteVarInt(a_BlockType);
Pkt.WriteByte(a_BlockMeta);
@@ -228,8 +229,8 @@ void cProtocol172::SendBlockChanges(int a_ChunkX, int a_ChunkZ, const sSetBlockV
Pkt.WriteInt((int)a_Changes.size() * 4);
for (sSetBlockVector::const_iterator itr = a_Changes.begin(), end = a_Changes.end(); itr != end; ++itr)
{
- unsigned int Coords = itr->y | (itr->z << 8) | (itr->x << 12);
- unsigned int Blocks = itr->BlockMeta | (itr->BlockType << 4);
+ int Coords = itr->m_RelY | (itr->m_RelZ << 8) | (itr->m_RelX << 12);
+ int Blocks = static_cast<int>(itr->m_BlockMeta | (itr->m_BlockType << 4));
Pkt.WriteInt((Coords << 16) | Blocks);
} // for itr - a_Changes[]
}
@@ -352,11 +353,13 @@ void cProtocol172::SendEditSign(int a_BlockX, int a_BlockY, int a_BlockZ)
void cProtocol172::SendEntityEffect(const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration)
{
ASSERT(m_State == 3); // In game mode?
+ ASSERT((a_EffectID >= 0) && (a_EffectID < 256));
+ ASSERT((a_Amplifier >= 0) && (a_Amplifier < 256));
cPacketizer Pkt(*this, 0x1D); // Entity Effect packet
Pkt.WriteInt(a_Entity.GetUniqueID());
- Pkt.WriteByte(a_EffectID);
- Pkt.WriteByte(a_Amplifier);
+ Pkt.WriteByte(static_cast<Byte>(a_EffectID));
+ Pkt.WriteByte(static_cast<Byte>(a_Amplifier));
Pkt.WriteShort(a_Duration);
}
@@ -438,9 +441,9 @@ void cProtocol172::SendEntityRelMove(const cEntity & a_Entity, char a_RelX, char
cPacketizer Pkt(*this, 0x15); // Entity Relative Move packet
Pkt.WriteInt(a_Entity.GetUniqueID());
- Pkt.WriteByte(a_RelX);
- Pkt.WriteByte(a_RelY);
- Pkt.WriteByte(a_RelZ);
+ Pkt.WriteChar(a_RelX);
+ Pkt.WriteChar(a_RelY);
+ Pkt.WriteChar(a_RelZ);
}
@@ -453,9 +456,9 @@ void cProtocol172::SendEntityRelMoveLook(const cEntity & a_Entity, char a_RelX,
cPacketizer Pkt(*this, 0x17); // Entity Look And Relative Move packet
Pkt.WriteInt(a_Entity.GetUniqueID());
- Pkt.WriteByte(a_RelX);
- Pkt.WriteByte(a_RelY);
- Pkt.WriteByte(a_RelZ);
+ Pkt.WriteChar(a_RelX);
+ Pkt.WriteChar(a_RelY);
+ Pkt.WriteChar(a_RelZ);
Pkt.WriteByteAngle(a_Entity.GetYaw());
Pkt.WriteByteAngle(a_Entity.GetPitch());
}
@@ -537,9 +540,9 @@ void cProtocol172::SendHealth(void)
cPacketizer Pkt(*this, 0x06); // Update Health packet
cPlayer * Player = m_Client->GetPlayer();
- Pkt.WriteFloat((float)Player->GetHealth());
- Pkt.WriteShort(Player->GetFoodLevel());
- Pkt.WriteFloat((float)Player->GetFoodSaturationLevel());
+ Pkt.WriteFloat(static_cast<float>(Player->GetHealth()));
+ Pkt.WriteShort(static_cast<short>(Player->GetFoodLevel()));
+ Pkt.WriteFloat(static_cast<float>(Player->GetFoodSaturationLevel()));
}
@@ -584,10 +587,10 @@ void cProtocol172::SendLogin(const cPlayer & a_Player, const cWorld & a_World)
cServer * Server = cRoot::Get()->GetServer();
cPacketizer Pkt(*this, 0x01); // Join Game packet
Pkt.WriteInt(a_Player.GetUniqueID());
- Pkt.WriteByte((Byte)a_Player.GetEffectiveGameMode() | (Server->IsHardcore() ? 0x08 : 0)); // Hardcore flag bit 4
- Pkt.WriteChar((char)a_World.GetDimension());
+ Pkt.WriteByte(static_cast<Byte>(a_Player.GetEffectiveGameMode()) | (Server->IsHardcore() ? 0x08 : 0)); // Hardcore flag bit 4
+ Pkt.WriteChar(static_cast<char>(a_World.GetDimension()));
Pkt.WriteByte(2); // TODO: Difficulty (set to Normal)
- Pkt.WriteByte(std::min(Server->GetMaxPlayers(), 60));
+ Pkt.WriteByte(static_cast<Byte>(std::min(Server->GetMaxPlayers(), 60)));
Pkt.WriteString("default"); // Level type - wtf?
}
m_LastSentDimension = a_World.GetDimension();
@@ -595,9 +598,9 @@ void cProtocol172::SendLogin(const cPlayer & a_Player, const cWorld & a_World)
// Send the spawn position:
{
cPacketizer Pkt(*this, 0x05); // Spawn Position packet
- Pkt.WriteInt((int)a_World.GetSpawnX());
- Pkt.WriteInt((int)a_World.GetSpawnY());
- Pkt.WriteInt((int)a_World.GetSpawnZ());
+ Pkt.WriteInt(static_cast<int>(a_World.GetSpawnX()));
+ Pkt.WriteInt(static_cast<int>(a_World.GetSpawnY()));
+ Pkt.WriteInt(static_cast<int>(a_World.GetSpawnZ()));
}
// Send player abilities:
@@ -629,11 +632,11 @@ void cProtocol172::SendPaintingSpawn(const cPainting & a_Painting)
ASSERT(m_State == 3); // In game mode?
cPacketizer Pkt(*this, 0x10); // Spawn Painting packet
- Pkt.WriteVarInt(a_Painting.GetUniqueID());
+ Pkt.WriteVarInt(static_cast<UInt32>(a_Painting.GetUniqueID()));
Pkt.WriteString(a_Painting.GetName().c_str());
- Pkt.WriteInt((int)a_Painting.GetPosX());
- Pkt.WriteInt((int)a_Painting.GetPosY());
- Pkt.WriteInt((int)a_Painting.GetPosZ());
+ Pkt.WriteInt(static_cast<int>(a_Painting.GetPosX()));
+ Pkt.WriteInt(static_cast<int>(a_Painting.GetPosY()));
+ Pkt.WriteInt(static_cast<int>(a_Painting.GetPosZ()));
Pkt.WriteInt(a_Painting.GetDirection());
}
@@ -644,19 +647,19 @@ void cProtocol172::SendPaintingSpawn(const cPainting & a_Painting)
void cProtocol172::SendMapColumn(int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length, unsigned int m_Scale)
{
ASSERT(m_State == 3); // In game mode?
+ ASSERT(a_Length + 3 <= USHRT_MAX);
+ ASSERT((a_X >= 0) && (a_X < 256));
+ ASSERT((a_Y >= 0) && (a_Y < 256));
cPacketizer Pkt(*this, 0x34);
- Pkt.WriteVarInt(a_ID);
- Pkt.WriteShort (3 + a_Length);
+ Pkt.WriteVarInt(static_cast<UInt32>(a_ID));
+ Pkt.WriteShort (static_cast<short>(3 + a_Length));
Pkt.WriteByte(0);
- Pkt.WriteByte(a_X);
- Pkt.WriteByte(a_Y);
+ Pkt.WriteByte(static_cast<Byte>(a_X));
+ Pkt.WriteByte(static_cast<Byte>(a_Y));
- for (unsigned int i = 0; i < a_Length; ++i)
- {
- Pkt.WriteByte(a_Colors[i]);
- }
+ Pkt.WriteBuf(reinterpret_cast<const char *>(a_Colors), a_Length);
}
@@ -666,18 +669,21 @@ void cProtocol172::SendMapColumn(int a_ID, int a_X, int a_Y, const Byte * a_Colo
void cProtocol172::SendMapDecorators(int a_ID, const cMapDecoratorList & a_Decorators, unsigned int m_Scale)
{
ASSERT(m_State == 3); // In game mode?
+ ASSERT(1 + 3 * a_Decorators.size() < USHRT_MAX);
cPacketizer Pkt(*this, 0x34);
- Pkt.WriteVarInt(a_ID);
- Pkt.WriteShort ((short)(1 + (3 * a_Decorators.size())));
+ Pkt.WriteVarInt(static_cast<UInt32>(a_ID));
+ Pkt.WriteShort (static_cast<short>(1 + (3 * a_Decorators.size())));
Pkt.WriteByte(1);
for (cMapDecoratorList::const_iterator it = a_Decorators.begin(); it != a_Decorators.end(); ++it)
{
- Pkt.WriteByte((it->GetType() << 4) | (it->GetRot() & 0xf));
- Pkt.WriteByte(it->GetPixelX());
- Pkt.WriteByte(it->GetPixelZ());
+ ASSERT((it->GetPixelX() >= 0) && (it->GetPixelX() < 256));
+ ASSERT((it->GetPixelZ() >= 0) && (it->GetPixelZ() < 256));
+ Pkt.WriteByte(static_cast<Byte>((it->GetType() << 4) | static_cast<Byte>(it->GetRot() & 0xf)));
+ Pkt.WriteByte(static_cast<Byte>(it->GetPixelX()));
+ Pkt.WriteByte(static_cast<Byte>(it->GetPixelZ()));
}
}
@@ -688,13 +694,14 @@ void cProtocol172::SendMapDecorators(int a_ID, const cMapDecoratorList & a_Decor
void cProtocol172::SendMapInfo(int a_ID, unsigned int a_Scale)
{
ASSERT(m_State == 3); // In game mode?
+ ASSERT((a_Scale >= 0) && (a_Scale < 256));
cPacketizer Pkt(*this, 0x34);
- Pkt.WriteVarInt(a_ID);
+ Pkt.WriteVarInt(static_cast<UInt32>(a_ID));
Pkt.WriteShort (2);
Pkt.WriteByte(2);
- Pkt.WriteByte(a_Scale);
+ Pkt.WriteByte(static_cast<Byte>(a_Scale));
}
@@ -707,7 +714,7 @@ void cProtocol172::SendPickupSpawn(const cPickup & a_Pickup)
{
cPacketizer Pkt(*this, 0x0e); // Spawn Object packet
- Pkt.WriteVarInt(a_Pickup.GetUniqueID());
+ Pkt.WriteVarInt(static_cast<UInt32>(a_Pickup.GetUniqueID()));
Pkt.WriteByte(2); // Type = Pickup
Pkt.WriteFPInt(a_Pickup.GetPosX());
Pkt.WriteFPInt(a_Pickup.GetPosY());
@@ -763,7 +770,7 @@ void cProtocol172::SendEntityAnimation(const cEntity & a_Entity, char a_Animatio
ASSERT(m_State == 3); // In game mode?
cPacketizer Pkt(*this, 0x0b); // Animation packet
- Pkt.WriteVarInt(a_Entity.GetUniqueID());
+ Pkt.WriteVarInt(static_cast<UInt32>(a_Entity.GetUniqueID()));
Pkt.WriteChar(a_Animation);
}
@@ -865,7 +872,7 @@ void cProtocol172::SendPlayerMaxSpeed(void)
{
Pkt.WriteShort(1); // Modifier count
Pkt.WriteInt64(0x662a6b8dda3e4c1c);
- Pkt.WriteInt64(0x881396ea6097278d); // UUID of the modifier
+ Pkt.WriteInt64(static_cast<Int64>(0x881396ea6097278d)); // UUID of the modifier
Pkt.WriteDouble(Player->GetSprintingMaxSpeed() - Player->GetNormalMaxSpeed());
Pkt.WriteByte(2);
}
@@ -960,10 +967,11 @@ void cProtocol172::SendPluginMessage(const AString & a_Channel, const AString &
void cProtocol172::SendRemoveEntityEffect(const cEntity & a_Entity, int a_EffectID)
{
ASSERT(m_State == 3); // In game mode?
+ ASSERT((a_EffectID >= 0) && (a_EffectID < 256));
cPacketizer Pkt(*this, 0x1e);
Pkt.WriteInt(a_Entity.GetUniqueID());
- Pkt.WriteByte(a_EffectID);
+ Pkt.WriteByte(static_cast<Byte>(a_EffectID));
}
@@ -1009,13 +1017,14 @@ void cProtocol172::SendExperience (void)
void cProtocol172::SendExperienceOrb(const cExpOrb & a_ExpOrb)
{
ASSERT(m_State == 3); // In game mode?
+ ASSERT((a_ExpOrb.GetReward() >= 0) && (a_ExpOrb.GetReward() < SHRT_MAX));
cPacketizer Pkt(*this, 0x11);
- Pkt.WriteVarInt(a_ExpOrb.GetUniqueID());
+ Pkt.WriteVarInt(static_cast<UInt32>(a_ExpOrb.GetUniqueID()));
Pkt.WriteFPInt(a_ExpOrb.GetPosX());
Pkt.WriteFPInt(a_ExpOrb.GetPosY());
Pkt.WriteFPInt(a_ExpOrb.GetPosZ());
- Pkt.WriteShort(a_ExpOrb.GetReward());
+ Pkt.WriteShort(static_cast<short>(a_ExpOrb.GetReward()));
}
@@ -1060,7 +1069,7 @@ void cProtocol172::SendDisplayObjective(const AString & a_Objective, cScoreboard
ASSERT(m_State == 3); // In game mode?
cPacketizer Pkt(*this, 0x3d);
- Pkt.WriteByte((int) a_Display);
+ Pkt.WriteByte(static_cast<Byte>(a_Display));
Pkt.WriteString(a_Objective);
}
@@ -1074,11 +1083,11 @@ void cProtocol172::SendSoundEffect(const AString & a_SoundName, double a_X, doub
cPacketizer Pkt(*this, 0x29); // Sound Effect packet
Pkt.WriteString(a_SoundName);
- Pkt.WriteInt((int)(a_X * 8.0));
- Pkt.WriteInt((int)(a_Y * 8.0));
- Pkt.WriteInt((int)(a_Z * 8.0));
+ Pkt.WriteInt(static_cast<int>(a_X * 8.0));
+ Pkt.WriteInt(static_cast<int>(a_Y * 8.0));
+ Pkt.WriteInt(static_cast<int>(a_Z * 8.0));
Pkt.WriteFloat(a_Volume);
- Pkt.WriteByte((Byte)(a_Pitch * 63));
+ Pkt.WriteByte(static_cast<Byte>(a_Pitch * 63));
}
@@ -1088,11 +1097,12 @@ void cProtocol172::SendSoundEffect(const AString & a_SoundName, double a_X, doub
void cProtocol172::SendSoundParticleEffect(int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data)
{
ASSERT(m_State == 3); // In game mode?
+ ASSERT((a_SrcY >= 0) && (a_SrcY < 256));
cPacketizer Pkt(*this, 0x28); // Effect packet
Pkt.WriteInt(a_EffectID);
Pkt.WriteInt(a_SrcX);
- Pkt.WriteByte(a_SrcY);
+ Pkt.WriteByte(static_cast<Byte>(a_SrcY));
Pkt.WriteInt(a_SrcZ);
Pkt.WriteInt(a_Data);
Pkt.WriteBool(false);
@@ -1107,17 +1117,17 @@ void cProtocol172::SendSpawnFallingBlock(const cFallingBlock & a_FallingBlock)
ASSERT(m_State == 3); // In game mode?
cPacketizer Pkt(*this, 0x0e); // Spawn Object packet
- Pkt.WriteVarInt(a_FallingBlock.GetUniqueID());
+ Pkt.WriteVarInt(static_cast<UInt32>(a_FallingBlock.GetUniqueID()));
Pkt.WriteByte(70); // Falling block
Pkt.WriteFPInt(a_FallingBlock.GetPosX());
Pkt.WriteFPInt(a_FallingBlock.GetPosY());
Pkt.WriteFPInt(a_FallingBlock.GetPosZ());
Pkt.WriteByteAngle(a_FallingBlock.GetYaw());
Pkt.WriteByteAngle(a_FallingBlock.GetPitch());
- Pkt.WriteInt(((int)a_FallingBlock.GetBlockType()) | (((int)a_FallingBlock.GetBlockMeta()) << 16)); // Or 0x10
- Pkt.WriteShort((short)(a_FallingBlock.GetSpeedX() * 400));
- Pkt.WriteShort((short)(a_FallingBlock.GetSpeedY() * 400));
- Pkt.WriteShort((short)(a_FallingBlock.GetSpeedZ() * 400));
+ Pkt.WriteInt((static_cast<int>(a_FallingBlock.GetBlockType()) | ((static_cast<int>(a_FallingBlock.GetBlockMeta()) << 16))));
+ Pkt.WriteShort(static_cast<short>(a_FallingBlock.GetSpeedX() * 400));
+ Pkt.WriteShort(static_cast<short>(a_FallingBlock.GetSpeedY() * 400));
+ Pkt.WriteShort(static_cast<short>(a_FallingBlock.GetSpeedZ() * 400));
}
@@ -1129,7 +1139,7 @@ void cProtocol172::SendSpawnMob(const cMonster & a_Mob)
ASSERT(m_State == 3); // In game mode?
cPacketizer Pkt(*this, 0x0f); // Spawn Mob packet
- Pkt.WriteVarInt(a_Mob.GetUniqueID());
+ Pkt.WriteVarInt(static_cast<UInt32>(a_Mob.GetUniqueID()));
Pkt.WriteByte((Byte)a_Mob.GetMobType());
Pkt.WriteFPInt(a_Mob.GetPosX());
Pkt.WriteFPInt(a_Mob.GetPosY());
@@ -1137,9 +1147,9 @@ void cProtocol172::SendSpawnMob(const cMonster & a_Mob)
Pkt.WriteByteAngle(a_Mob.GetPitch());
Pkt.WriteByteAngle(a_Mob.GetHeadYaw());
Pkt.WriteByteAngle(a_Mob.GetYaw());
- Pkt.WriteShort((short)(a_Mob.GetSpeedX() * 400));
- Pkt.WriteShort((short)(a_Mob.GetSpeedY() * 400));
- Pkt.WriteShort((short)(a_Mob.GetSpeedZ() * 400));
+ Pkt.WriteShort(static_cast<short>(a_Mob.GetSpeedX() * 400));
+ Pkt.WriteShort(static_cast<short>(a_Mob.GetSpeedY() * 400));
+ Pkt.WriteShort(static_cast<short>(a_Mob.GetSpeedZ() * 400));
Pkt.WriteEntityMetadata(a_Mob);
Pkt.WriteByte(0x7f); // Metadata terminator
}
@@ -1153,8 +1163,8 @@ void cProtocol172::SendSpawnObject(const cEntity & a_Entity, char a_ObjectType,
ASSERT(m_State == 3); // In game mode?
cPacketizer Pkt(*this, 0xe); // Spawn Object packet
- Pkt.WriteVarInt(a_Entity.GetUniqueID());
- Pkt.WriteByte(a_ObjectType);
+ Pkt.WriteVarInt(static_cast<UInt32>(a_Entity.GetUniqueID()));
+ Pkt.WriteChar(a_ObjectType);
Pkt.WriteFPInt(a_Entity.GetPosX());
Pkt.WriteFPInt(a_Entity.GetPosY());
Pkt.WriteFPInt(a_Entity.GetPosZ());
@@ -1163,9 +1173,9 @@ void cProtocol172::SendSpawnObject(const cEntity & a_Entity, char a_ObjectType,
Pkt.WriteInt(a_ObjectData);
if (a_ObjectData != 0)
{
- Pkt.WriteShort((short)(a_Entity.GetSpeedX() * 400));
- Pkt.WriteShort((short)(a_Entity.GetSpeedY() * 400));
- Pkt.WriteShort((short)(a_Entity.GetSpeedZ() * 400));
+ Pkt.WriteShort(static_cast<short>(a_Entity.GetSpeedX() * 400));
+ Pkt.WriteShort(static_cast<short>(a_Entity.GetSpeedY() * 400));
+ Pkt.WriteShort(static_cast<short>(a_Entity.GetSpeedZ() * 400));
}
}
@@ -1178,8 +1188,8 @@ void cProtocol172::SendSpawnVehicle(const cEntity & a_Vehicle, char a_VehicleTyp
ASSERT(m_State == 3); // In game mode?
cPacketizer Pkt(*this, 0xe); // Spawn Object packet
- Pkt.WriteVarInt(a_Vehicle.GetUniqueID());
- Pkt.WriteByte(a_VehicleType);
+ Pkt.WriteVarInt(static_cast<UInt32>(a_Vehicle.GetUniqueID()));
+ Pkt.WriteChar(a_VehicleType);
Pkt.WriteFPInt(a_Vehicle.GetPosX());
Pkt.WriteFPInt(a_Vehicle.GetPosY());
Pkt.WriteFPInt(a_Vehicle.GetPosZ());
@@ -1188,9 +1198,9 @@ void cProtocol172::SendSpawnVehicle(const cEntity & a_Vehicle, char a_VehicleTyp
Pkt.WriteInt(a_VehicleSubType);
if (a_VehicleSubType != 0)
{
- Pkt.WriteShort((short)(a_Vehicle.GetSpeedX() * 400));
- Pkt.WriteShort((short)(a_Vehicle.GetSpeedY() * 400));
- Pkt.WriteShort((short)(a_Vehicle.GetSpeedZ() * 400));
+ Pkt.WriteShort(static_cast<short>(a_Vehicle.GetSpeedX() * 400));
+ Pkt.WriteShort(static_cast<short>(a_Vehicle.GetSpeedY() * 400));
+ Pkt.WriteShort(static_cast<short>(a_Vehicle.GetSpeedZ() * 400));
}
}
@@ -1211,7 +1221,7 @@ void cProtocol172::SendStatistics(const cStatManager & a_Manager)
const AString & StatName = cStatInfo::GetName((eStatistic) i);
Pkt.WriteString(StatName);
- Pkt.WriteVarInt(Value);
+ Pkt.WriteVarInt(static_cast<UInt32>(Value));
}
}
@@ -1224,7 +1234,7 @@ void cProtocol172::SendTabCompletionResults(const AStringVector & a_Results)
ASSERT(m_State == 3); // In game mode?
cPacketizer Pkt(*this, 0x3a); // Tab-Complete packet
- Pkt.WriteVarInt((int)a_Results.size());
+ Pkt.WriteVarInt(static_cast<UInt32>(a_Results.size()));
for (AStringVector::const_iterator itr = a_Results.begin(), end = a_Results.end(); itr != end; ++itr)
{
@@ -1309,7 +1319,7 @@ void cProtocol172::SendUpdateBlockEntity(cBlockEntity & a_BlockEntity)
cPacketizer Pkt(*this, 0x35); // Update tile entity packet
Pkt.WriteInt(a_BlockEntity.GetPosX());
- Pkt.WriteShort(a_BlockEntity.GetPosY());
+ Pkt.WriteShort(static_cast<short>(a_BlockEntity.GetPosY()));
Pkt.WriteInt(a_BlockEntity.GetPosZ());
Byte Action = 0;
@@ -1389,7 +1399,7 @@ void cProtocol172::SendWholeInventory(const cWindow & a_Window)
cPacketizer Pkt(*this, 0x30); // Window Items packet
Pkt.WriteChar(a_Window.GetWindowID());
- Pkt.WriteShort(a_Window.GetNumSlots());
+ Pkt.WriteShort(static_cast<short>(a_Window.GetNumSlots()));
cItems Slots;
a_Window.GetSlots(*(m_Client->GetPlayer()), Slots);
for (cItems::const_iterator itr = Slots.begin(), end = Slots.end(); itr != end; ++itr)
@@ -1426,9 +1436,9 @@ void cProtocol172::SendWindowOpen(const cWindow & a_Window)
cPacketizer Pkt(*this, 0x2d);
Pkt.WriteChar(a_Window.GetWindowID());
- Pkt.WriteChar(a_Window.GetWindowType());
+ Pkt.WriteChar(static_cast<char>(a_Window.GetWindowType()));
Pkt.WriteString(a_Window.GetWindowTitle());
- Pkt.WriteChar(a_Window.GetNumNonInventorySlots());
+ Pkt.WriteChar(static_cast<char>(a_Window.GetNumNonInventorySlots()));
Pkt.WriteBool(true);
if (a_Window.GetWindowType() == cWindow::wtAnimalChest)
{
@@ -1505,7 +1515,7 @@ void cProtocol172::AddReceivedData(const char * a_Data, size_t a_Size)
break;
}
cByteBuffer bb(PacketLen + 1);
- VERIFY(m_ReceivedData.ReadToByteBuffer(bb, (int)PacketLen));
+ VERIFY(m_ReceivedData.ReadToByteBuffer(bb, static_cast<size_t>(PacketLen)));
m_ReceivedData.CommitRead();
UInt32 PacketType;
@@ -1524,7 +1534,7 @@ void cProtocol172::AddReceivedData(const char * a_Data, size_t a_Size)
AString PacketData;
bb.ReadAll(PacketData);
bb.ResetRead();
- bb.ReadVarInt(PacketType);
+ bb.ReadVarInt(PacketType); // We have already read the packet type once, it will be there again.
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;
@@ -1748,21 +1758,30 @@ void cProtocol172::HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffe
{
short EncKeyLength, EncNonceLength;
a_ByteBuffer.ReadBEShort(EncKeyLength);
+ if ((EncKeyLength < 0) || (EncKeyLength > MAX_ENC_LEN))
+ {
+ LOGD("Invalid Encryption Key length: %d. Kicking client.", EncKeyLength);
+ m_Client->Kick("Invalid EncKeyLength");
+ return;
+ }
AString EncKey;
- if (!a_ByteBuffer.ReadString(EncKey, EncKeyLength))
+ if (!a_ByteBuffer.ReadString(EncKey, static_cast<size_t>(EncKeyLength)))
{
return;
}
- a_ByteBuffer.ReadBEShort(EncNonceLength);
- AString EncNonce;
- if (!a_ByteBuffer.ReadString(EncNonce, EncNonceLength))
+ if (!a_ByteBuffer.ReadBEShort(EncNonceLength))
{
return;
}
- if ((EncKeyLength > MAX_ENC_LEN) || (EncNonceLength > MAX_ENC_LEN))
+ if ((EncNonceLength < 0) || (EncNonceLength > MAX_ENC_LEN))
+ {
+ LOGD("Invalid Encryption Nonce length: %d. Kicking client.", EncNonceLength);
+ m_Client->Kick("Invalid EncNonceLength");
+ return;
+ }
+ AString EncNonce;
+ if (!a_ByteBuffer.ReadString(EncNonce, static_cast<size_t>(EncNonceLength)))
{
- LOGD("Too long encryption");
- m_Client->Kick("Hacked client");
return;
}
@@ -1851,7 +1870,7 @@ void cProtocol172::HandlePacketAnimation(cByteBuffer & a_ByteBuffer)
void cProtocol172::HandlePacketBlockDig(cByteBuffer & a_ByteBuffer)
{
- HANDLE_READ(a_ByteBuffer, ReadByte, Byte, Status);
+ HANDLE_READ(a_ByteBuffer, ReadChar, char, Status);
HANDLE_READ(a_ByteBuffer, ReadBEInt, int, BlockX);
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, BlockY);
HANDLE_READ(a_ByteBuffer, ReadBEInt, int, BlockZ);
@@ -2069,7 +2088,7 @@ void cProtocol172::HandlePacketPluginMessage(cByteBuffer & a_ByteBuffer)
if (Length + 1 != (int)a_ByteBuffer.GetReadableSpace())
{
LOGD("Invalid plugin message packet, payload length doesn't match packet length (exp %d, got %d)",
- (int)a_ByteBuffer.GetReadableSpace() - 1, Length
+ static_cast<int>(a_ByteBuffer.GetReadableSpace()) - 1, Length
);
return;
}
@@ -2083,7 +2102,7 @@ void cProtocol172::HandlePacketPluginMessage(cByteBuffer & a_ByteBuffer)
// Read the plugin message and relay to clienthandle:
AString Data;
- if (!a_ByteBuffer.ReadString(Data, Length))
+ if (!a_ByteBuffer.ReadString(Data, static_cast<size_t>(Length)))
{
return;
}
@@ -2239,6 +2258,7 @@ void cProtocol172::HandleVanillaPluginMessage(cByteBuffer & a_ByteBuffer, const
{
if (a_Channel == "MC|AdvCdm")
{
+ size_t BeginningSpace = a_ByteBuffer.GetReadableSpace();
HANDLE_READ(a_ByteBuffer, ReadByte, Byte, Mode);
switch (Mode)
{
@@ -2262,13 +2282,23 @@ void cProtocol172::HandleVanillaPluginMessage(cByteBuffer & a_ByteBuffer, const
return;
}
} // switch (Mode)
+
+ // Read the remainder of the packet (Vanilla sometimes sends bogus data at the end of the packet; #1692):
+ size_t BytesRead = BeginningSpace - a_ByteBuffer.GetReadableSpace();
+ if (BytesRead < static_cast<size_t>(a_PayloadLength))
+ {
+ LOGD("Protocol 1.7: Skipping garbage data at the end of a vanilla MC|AdvCdm packet, %u bytes",
+ static_cast<unsigned>(a_PayloadLength - BytesRead)
+ );
+ a_ByteBuffer.SkipRead(static_cast<size_t>(a_PayloadLength) - BytesRead);
+ }
return;
}
else if (a_Channel == "MC|Brand")
{
// Read the client's brand:
AString Brand;
- if (a_ByteBuffer.ReadString(Brand, a_PayloadLength))
+ if (a_ByteBuffer.ReadString(Brand, static_cast<size_t>(a_PayloadLength)))
{
m_Client->SetClientBrand(Brand);
}
@@ -2287,7 +2317,7 @@ void cProtocol172::HandleVanillaPluginMessage(cByteBuffer & a_ByteBuffer, const
else if (a_Channel == "MC|ItemName")
{
AString ItemName;
- if (a_ByteBuffer.ReadString(ItemName, a_PayloadLength))
+ if (a_ByteBuffer.ReadString(ItemName, static_cast<size_t>(a_PayloadLength)))
{
m_Client->HandleAnvilItemName(ItemName);
}
@@ -2303,7 +2333,7 @@ void cProtocol172::HandleVanillaPluginMessage(cByteBuffer & a_ByteBuffer, const
// Read the payload and send it through to the clienthandle:
AString Message;
- VERIFY(a_ByteBuffer.ReadString(Message, a_PayloadLength));
+ VERIFY(a_ByteBuffer.ReadString(Message, static_cast<size_t>(a_PayloadLength)));
m_Client->HandlePluginMessage(a_Channel, Message);
}
@@ -2363,7 +2393,7 @@ bool cProtocol172::ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item)
// Read the metadata
AString Metadata;
- if (!a_ByteBuffer.ReadString(Metadata, MetadataLength))
+ if (!a_ByteBuffer.ReadString(Metadata, static_cast<size_t>(MetadataLength)))
{
return false;
}
@@ -2532,7 +2562,7 @@ void cProtocol172::cPacketizer::WriteItem(const cItem & a_Item)
}
WriteShort(ItemType);
- WriteByte (a_Item.m_ItemCount);
+ WriteChar (a_Item.m_ItemCount);
WriteShort(a_Item.m_ItemDamage);
if (a_Item.m_Enchantments.IsEmpty() && a_Item.IsBothNameAndLoreEmpty() && (a_Item.m_ItemType != E_ITEM_FIREWORK_ROCKET) && (a_Item.m_ItemType != E_ITEM_FIREWORK_STAR))
@@ -2692,7 +2722,7 @@ void cProtocol172::cPacketizer::WriteBlockEntity(const cBlockEntity & a_BlockEnt
void cProtocol172::cPacketizer::WriteByteAngle(double a_Angle)
{
- WriteByte((char)(255 * a_Angle / 360));
+ WriteChar(static_cast<char>(255 * a_Angle / 360));
}
@@ -2835,7 +2865,7 @@ void cProtocol172::cPacketizer::WriteMobMetadata(const cMonster & a_Mob)
case mtCreeper:
{
WriteByte(0x10);
- WriteByte(((const cCreeper &)a_Mob).IsBlowing() ? 1 : -1);
+ WriteByte(((const cCreeper &)a_Mob).IsBlowing() ? 1 : 0);
WriteByte(0x11);
WriteByte(((const cCreeper &)a_Mob).IsCharged() ? 1 : 0);
break;
@@ -2904,15 +2934,14 @@ void cProtocol172::cPacketizer::WriteMobMetadata(const cMonster & a_Mob)
WriteByte(0x13);
WriteByte(Wolf.IsBegging() ? 1 : 0);
WriteByte(0x14);
- WriteByte(Wolf.GetCollarColor());
+ WriteByte(static_cast<Byte>(Wolf.GetCollarColor()));
break;
}
case mtSheep:
{
WriteByte(0x10);
- Byte SheepMetadata = 0;
- SheepMetadata = ((const cSheep &)a_Mob).GetFurColor();
+ Byte SheepMetadata = static_cast<Byte>(((const cSheep &)a_Mob).GetFurColor() & 0x0f);
if (((const cSheep &)a_Mob).IsSheared())
{
SheepMetadata |= 0x10;
@@ -2949,7 +2978,7 @@ void cProtocol172::cPacketizer::WriteMobMetadata(const cMonster & a_Mob)
case mtWither:
{
WriteByte(0x54); // Int at index 20
- WriteInt(((const cWither &)a_Mob).GetWitherInvulnerableTicks());
+ WriteInt(static_cast<int>(((const cWither &)a_Mob).GetWitherInvulnerableTicks()));
WriteByte(0x66); // Float at index 6
WriteFloat((float)(a_Mob.GetHealth()));
break;
@@ -2958,14 +2987,14 @@ void cProtocol172::cPacketizer::WriteMobMetadata(const cMonster & a_Mob)
case mtSlime:
{
WriteByte(0x10);
- WriteByte(((const cSlime &)a_Mob).GetSize());
+ WriteByte(static_cast<Byte>(((const cSlime &)a_Mob).GetSize()));
break;
}
case mtMagmaCube:
{
WriteByte(0x10);
- WriteByte(((const cMagmaCube &)a_Mob).GetSize());
+ WriteByte(static_cast<Byte>(((const cMagmaCube &)a_Mob).GetSize()));
break;
}
@@ -3004,7 +3033,7 @@ void cProtocol172::cPacketizer::WriteMobMetadata(const cMonster & a_Mob)
WriteByte(0x50); // Int at index 16
WriteInt(Flags);
WriteByte(0x13); // Byte at index 19
- WriteByte(Horse.GetHorseType());
+ WriteByte(static_cast<Byte>(Horse.GetHorseType()));
WriteByte(0x54); // Int at index 20
int Appearance = 0;
Appearance = Horse.GetHorseColor();
@@ -3014,6 +3043,12 @@ void cProtocol172::cPacketizer::WriteMobMetadata(const cMonster & a_Mob)
WriteInt(Horse.GetHorseArmour());
break;
}
+
+ default:
+ {
+ // No data to send for this mob
+ break;
+ }
} // switch (a_Mob.GetType())
// Custom name:
@@ -3066,7 +3101,7 @@ void cProtocol176::SendPlayerSpawn(const cPlayer & a_Player)
{
// Called to spawn another player for the client
cPacketizer Pkt(*this, 0x0c); // Spawn Player packet
- Pkt.WriteVarInt(a_Player.GetUniqueID());
+ Pkt.WriteVarInt(static_cast<UInt32>(a_Player.GetUniqueID()));
Pkt.WriteString(cMojangAPI::MakeUUIDDashed(a_Player.GetClientHandle()->GetUUID()));
if (a_Player.HasCustomName())
{