1 files changed, 51 insertions, 0 deletions
diff --git a/NorthstarDLL/shared/exploit_fixes/ns_limits.h b/NorthstarDLL/shared/exploit_fixes/ns_limits.h
new file mode 100644
index 00000000..bbc0a85f
--- /dev/null
+++ b/NorthstarDLL/shared/exploit_fixes/ns_limits.h
@@ -0,0 +1,51 @@
+#pragma once
+#include "engine/r2engine.h"
+#include "core/convar/convar.h"
+#include <unordered_map>
+
+struct PlayerLimitData
+{
+	double lastClientCommandQuotaStart = -1.0;
+	int numClientCommandsInQuota = 0;
+
+	double lastNetChanProcessingLimitStart = -1.0;
+	double netChanProcessingLimitTime = 0.0;
+
+	double lastSayTextLimitStart = -1.0;
+	int sayTextLimitCount = 0;
+
+	float flFrameUserCmdBudget = 0.0;
+};
+
+struct UnconnectedPlayerLimitData
+{
+	char ip[16];
+	double lastQuotaStart = 0.0;
+	int packetCount = 0;
+	double timeoutEnd = -1.0;
+};
+
+class ServerLimitsManager
+{
+  public:
+	ConVar* CVar_sv_quota_stringcmdspersecond;
+	ConVar* Cvar_net_chan_limit_mode;
+	ConVar* Cvar_net_chan_limit_msec_per_sec;
+	ConVar* Cvar_sv_querylimit_per_sec;
+	ConVar* Cvar_sv_max_chat_messages_per_sec;
+	ConVar* Cvar_sv_antispeedhack_enable;
+	ConVar* Cvar_sv_antispeedhack_maxtickbudget;
+	ConVar* Cvar_sv_antispeedhack_budgetincreasemultiplier;
+
+	std::unordered_map<R2::CBaseClient*, PlayerLimitData> m_PlayerLimitData;
+	std::vector<UnconnectedPlayerLimitData> m_UnconnectedPlayerLimitData;
+
+  public:
+	void RunFrame(double flCurrentTime, float flFrameTime);
+	void AddPlayer(R2::CBaseClient* player);
+	void RemovePlayer(R2::CBaseClient* player);
+	bool CheckStringCommandLimits(R2::CBaseClient* player);
+	bool CheckChatLimits(R2::CBaseClient* player);
+};
+
+extern ServerLimitsManager* g_pServerLimits;