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Port over RCE Patches from LCEMP (#1023)

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* LCEMP RCE Fixes WIP

Based on d017bfc30a

* Update to LCEMP's ByteArrayIO version

Fixes compilation since ours was missing some revisions from LCEMP

* Add additional safety checks missed in first pass

* Remove duplicate recipe count check
This commit is contained in:
Loki
2026-03-09 06:53:08 -05:00
committed by GitHub
parent a358a3caae
commit bda3b1078a
32 changed files with 372 additions and 203 deletions
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2
Minecraft.World/PreLoginPacket.cpp
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@@ -62,6 +62,7 @@ void PreLoginPacket::read(DataInputStream *dis) //throws IOException
m_friendsOnlyBits = dis->readByte();
m_ugcPlayersVersion = dis->readInt();
m_dwPlayerCount = dis->readByte();
if( m_dwPlayerCount > MINECRAFT_NET_MAX_PLAYERS ) m_dwPlayerCount = MINECRAFT_NET_MAX_PLAYERS;
if( m_dwPlayerCount > 0 )
{
m_playerXuids = new PlayerUID[m_dwPlayerCount];
@@ -74,6 +75,7 @@ void PreLoginPacket::read(DataInputStream *dis) //throws IOException
{
m_szUniqueSaveName[i]=dis->readByte();
}
// m_szUniqueSaveName[m_iSaveNameLen - 1] = 0; // LCEMP does this but I have no idea why, TODO: why?
m_serverSettings = dis->readInt();
m_hostIndex = dis->readByte();