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Diffstat (limited to '')
| -rw-r--r-- | src/ClientHandle.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/ClientHandle.cpp b/src/ClientHandle.cpp index 5fbea5403..f0c033107 100644 --- a/src/ClientHandle.cpp +++ b/src/ClientHandle.cpp @@ -43,6 +43,9 @@ /** Maximum number of block change interactions a player can perform per tick - exceeding this causes a kick */ #define MAX_BLOCK_CHANGE_INTERACTIONS 20 +/** Maximum number of bytes that a chat message sent by a player may consist of */ +#define MAX_CHAT_MSG_LENGTH 1024 + /** The interval for sending pings to clients. Vanilla sends one ping every 1 second. */ static const std::chrono::milliseconds PING_TIME_MS = std::chrono::milliseconds(1000); @@ -1549,6 +1552,13 @@ void cClientHandle::HandleRightClick(int a_BlockX, int a_BlockY, int a_BlockZ, e void cClientHandle::HandleChat(const AString & a_Message) { + if ((a_Message.size()) > MAX_CHAT_MSG_LENGTH) + { + this->Kick(std::string("Please don't exceed the maximum message length of ") + + std::to_string(MAX_CHAT_MSG_LENGTH) + ); + return; + } // We no longer need to postpone message processing, because the messages already arrive in the Tick thread // If a command, perform it: |