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https://github.com/Mauler125/r5sdk.git
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fdd74aa622
Implement net message process budget (channel gets removed if value is exceeded). Use 'net_processLimit' to enable the implementation on the server. It will get enabled by default after testing and some cleanup. This helps against people trying to slow the server down by spamming net messages with a higher rate, e.g. using 'bind "mousewheel_up" "status"'.
140 lines
6.7 KiB
C++
140 lines
6.7 KiB
C++
#pragma once
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#include "vpc/keyvalues.h"
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#include "common/protocol.h"
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#include "engine/net_chan.h"
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//-----------------------------------------------------------------------------
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// Forward declarations
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//-----------------------------------------------------------------------------
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class CServer;
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class CClient;
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///////////////////////////////////////////////////////////////////////////////
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extern CClient* g_pClient;
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class CClient : INetChannelHandler, IClientMessageHandler
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{
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public:
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CClient* GetClient(int nIndex) const;
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uint16_t GetHandle(void) const;
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uint32_t GetUserID(void) const;
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uint64_t GetNucleusID(void) const;
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SIGNONSTATE GetSignonState(void) const;
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PERSISTENCE GetPersistenceState(void) const;
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CNetChan* GetNetChan(void) const;
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const char* GetServerName(void) const;
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const char* GetClientName(void) const;
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void SetHandle(uint16_t nHandle);
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void SetUserID(uint32_t nUserID);
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void SetNucleusID(uint64_t nNucleusID);
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void SetSignonState(SIGNONSTATE nSignonState);
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void SetPersistenceState(PERSISTENCE nPersistenceState);
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void SetNetChan(CNetChan* pNetChan);
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bool IsConnected(void) const;
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bool IsSpawned(void) const;
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bool IsActive(void) const;
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bool IsPersistenceAvailable(void) const;
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bool IsPersistenceReady(void) const;
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bool IsFakeClient(void) const;
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bool IsHumanPlayer(void) const;
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bool Connect(const char* szName, void* pNetChannel, bool bFakePlayer, void* a5, char* szMessage, int nMessageSize);
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void Disconnect(int nBadRep /*!!ENUM!!*/, const char* szReason, ...);
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static bool VConnect(CClient* pClient, const char* szName, void* pNetChannel, bool bFakePlayer, void* a5, char* szMessage, int nMessageSize);
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void Clear(void);
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static void VClear(CClient* pBaseClient);
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private:
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uint32_t m_nUserID; //0x0010
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uint16_t m_nHandle; //0x0014
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char m_szServerName[64]; //0x0016
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int64_t m_nReputation; //0x0058
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char pad_0014[182]; //0x0060
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char m_szClientName[64]; //0x0116
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char pad_0015[522]; //0x0156
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KeyValues* m_ConVars; //0x0360
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char pad_0368[8]; //0x0368
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CServer* m_pServer; //0x0370
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char pad_0378[40]; //0x0378
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CNetChan* m_NetChannel; //0x03A0
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char pad_03A8[8]; //0x03A8
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SIGNONSTATE m_nSignonState; //0x03B0
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int32_t m_nDeltaTick; //0x03B4
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uint64_t m_nNucleusID; //0x03B8
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int32_t m_nStringTableAckTick; //0x03BC
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int32_t m_nSignonTick; //0x03C0
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char pad_03C0[464]; //0x03C4
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#if defined (GAMEDLL_S2) || defined (GAMEDLL_S3)
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char pad_0598[8]; //0x0598
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#endif
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bool m_bFakePlayer; //0x05A0
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bool m_bReceivedPacket; //0x05A1
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bool m_bLowViolence; //0x05A2
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bool m_bFullyAuthenticated; //0x05A3
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char pad_05A4[24]; //0x05A4
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PERSISTENCE m_nPersistenceState; //0x05BC
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char pad_05C0[302676]; //0x05C0
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int32_t m_LastMovementTick; //0x4A414
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#if defined (GAMEDLL_S2) || defined (GAMEDLL_S3)
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char pad_4A418[120]; //0x4A418
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#endif
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char pad_4A440[48]; //0x4A440
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};
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#if defined (GAMEDLL_S0) || defined (GAMEDLL_S1)
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static_assert(sizeof(CClient) == 0x4A440);
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#else
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static_assert(sizeof(CClient) == 0x4A4C0);
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#endif
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/* ==== CBASECLIENT ===================================================================================================================================================== */
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inline CMemory p_CClient_Connect;
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inline auto v_CClient_Connect = p_CClient_Connect.RCast<bool (*)(CClient* pClient, const char* szName, void* pNetChannel, bool bFakePlayer, void* a5, char* szMessage, int nMessageSize)>();
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inline CMemory p_CClient_Disconnect;
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inline auto v_CClient_Disconnect = p_CClient_Disconnect.RCast<bool (*)(CClient* pClient, int nBadRep /*!!ENUM!!*/, const char* szReason, ...)>();
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inline CMemory p_CClient_Clear;
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inline auto v_CClient_Clear = p_CClient_Clear.RCast<void (*)(CClient* pClient)>();
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///////////////////////////////////////////////////////////////////////////////
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void CBaseClient_Attach();
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void CBaseClient_Detach();
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///////////////////////////////////////////////////////////////////////////////
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class VClient : public IDetour
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{
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virtual void GetAdr(void) const
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{
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spdlog::debug("| FUN: CClient::Connect : {:#18x} |\n", p_CClient_Connect.GetPtr());
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spdlog::debug("| FUN: CClient::Disconnect : {:#18x} |\n", p_CClient_Disconnect.GetPtr());
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spdlog::debug("| FUN: CClient::Clear : {:#18x} |\n", p_CClient_Clear.GetPtr());
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spdlog::debug("| VAR: g_pClient[128] : {:#18x} |\n", reinterpret_cast<uintptr_t>(g_pClient));
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spdlog::debug("+----------------------------------------------------------------+\n");
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}
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virtual void GetFun(void) const
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{
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p_CClient_Connect = g_GameDll.FindPatternSIMD(reinterpret_cast<rsig_t>("\x48\x89\x5C\x24\x00\x48\x89\x6C\x24\x00\x56\x57\x41\x56\x48\x83\xEC\x20\x41\x0F\xB6\xE9"), "xxxx?xxxx?xxxxxxxxxxxx");
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#if defined (GAMEDLL_S0) || defined (GAMEDLL_S1) || defined (GAMEDLL_S2)
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p_CClient_Disconnect = g_GameDll.FindPatternSIMD(reinterpret_cast<rsig_t>("\x48\x8B\xC4\x4C\x89\x40\x18\x4C\x89\x48\x20\x53\x56\x57\x48\x81\xEC\x00\x00\x00\x00\x83\xB9\x00\x00\x00\x00\x00\x49\x8B\xF8\x0F\xB6\xF2"), "xxxxxxxxxxxxxxxxx????xx?????xxxxxx");
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#else // !GAMEDLL_S0 || !GAMEDLL_S1 || !GAMEDLL_S2
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p_CClient_Disconnect = g_GameDll.FindPatternSIMD(reinterpret_cast<rsig_t>("\x48\x8B\xC4\x4C\x89\x40\x18\x4C\x89\x48\x20\x53\x56\x57\x48\x81\xEC\x00\x00\x00\x00\x83\xB9\x00\x00\x00\x00\x00\x49\x8B\xF8\x8B\xF2"), "xxxxxxxxxxxxxxxxx????xx?????xxxxx");
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#endif
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p_CClient_Clear = g_GameDll.FindPatternSIMD(reinterpret_cast<rsig_t>("\x40\x53\x41\x56\x41\x57\x48\x83\xEC\x20\x48\x8B\xD9\x48\x89\x74"), "xxxxxxxxxxxxxxxx");
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v_CClient_Connect = p_CClient_Connect.RCast<bool (*)(CClient*, const char*, void*, bool, void*, char*, int)>(); /*48 89 5C 24 ?? 48 89 6C 24 ?? 56 57 41 56 48 83 EC 20 41 0F B6 E9*/
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v_CClient_Disconnect = p_CClient_Disconnect.RCast<bool (*)(CClient*, int, const char*, ...)>(); /*48 8B C4 4C 89 40 18 4C 89 48 20 53 56 57 48 81 EC ?? ?? ?? ?? 83 B9 ?? ?? ?? ?? ?? 49 8B F8 8B F2*/
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v_CClient_Clear = p_CClient_Clear.RCast<void (*)(CClient*)>(); /*40 53 41 56 41 57 48 83 EC 20 48 8B D9 48 89 74*/
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}
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virtual void GetVar(void) const
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{
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g_pClient = g_GameDll.FindPatternSIMD(reinterpret_cast<rsig_t>("\x3B\x15\x00\x00\x00\x00\x7D\x33"), "xx????xx")
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.FindPatternSelf("48 8D 0D", CMemory::Direction::DOWN, 150).ResolveRelativeAddressSelf(0x3, 0x7).RCast<CClient*>();
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}
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virtual void GetCon(void) const { }
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virtual void Attach(void) const { }
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virtual void Detach(void) const { }
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};
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///////////////////////////////////////////////////////////////////////////////
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REGISTER(VClient);
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