diff options
Diffstat (limited to 'primedev/shared/maxplayers.cpp')
| -rw-r--r-- | primedev/shared/maxplayers.cpp | 640 |
1 files changed, 640 insertions, 0 deletions
diff --git a/primedev/shared/maxplayers.cpp b/primedev/shared/maxplayers.cpp new file mode 100644 index 00000000..711193d4 --- /dev/null +++ b/primedev/shared/maxplayers.cpp @@ -0,0 +1,640 @@ +#include "core/tier0.h" +#include "maxplayers.h" + +AUTOHOOK_INIT() + +// never set this to anything below 32 +#define NEW_MAX_PLAYERS 64 +// dg note: the theoretical limit is actually 100, 76 works without entity issues, and 64 works without clientside prediction issues. + +#define PAD_NUMBER(number, boundary) (((number) + ((boundary)-1)) / (boundary)) * (boundary) + +// this is horrible +constexpr int PlayerResource_Name_Start = 0; // Start of modded allocated space. +constexpr int PlayerResource_Name_Size = ((NEW_MAX_PLAYERS + 1) * 8); // const char* m_szName[MAX_PLAYERS + 1]; + +constexpr int PlayerResource_Ping_Start = PlayerResource_Name_Start + PlayerResource_Name_Size; +constexpr int PlayerResource_Ping_Size = ((NEW_MAX_PLAYERS + 1) * 4); // int m_iPing[MAX_PLAYERS + 1]; + +constexpr int PlayerResource_Team_Start = PlayerResource_Ping_Start + PlayerResource_Ping_Size; +constexpr int PlayerResource_Team_Size = ((NEW_MAX_PLAYERS + 1) * 4); // int m_iTeam[MAX_PLAYERS + 1]; + +constexpr int PlayerResource_PRHealth_Start = PlayerResource_Team_Start + PlayerResource_Team_Size; +constexpr int PlayerResource_PRHealth_Size = ((NEW_MAX_PLAYERS + 1) * 4); // int m_iPRHealth[MAX_PLAYERS + 1]; + +constexpr int PlayerResource_Connected_Start = PlayerResource_PRHealth_Start + PlayerResource_PRHealth_Size; +constexpr int PlayerResource_Connected_Size = ((NEW_MAX_PLAYERS + 1) * 4); // int (used as a bool) m_bConnected[MAX_PLAYERS + 1]; + +constexpr int PlayerResource_Alive_Start = PlayerResource_Connected_Start + PlayerResource_Connected_Size; +constexpr int PlayerResource_Alive_Size = ((NEW_MAX_PLAYERS + 1) * 4); // int (used as a bool) m_bAlive[MAX_PLAYERS + 1]; + +constexpr int PlayerResource_BoolStats_Start = PlayerResource_Alive_Start + PlayerResource_Alive_Size; +constexpr int PlayerResource_BoolStats_Size = ((NEW_MAX_PLAYERS + 1) * 4); // int (used as a bool idk) m_boolStats[MAX_PLAYERS + 1]; + +constexpr int PlayerResource_KillStats_Start = PlayerResource_BoolStats_Start + PlayerResource_BoolStats_Size; +constexpr int PlayerResource_KillStats_Length = PAD_NUMBER((NEW_MAX_PLAYERS + 1) * 6, 4); +constexpr int PlayerResource_KillStats_Size = (PlayerResource_KillStats_Length * 6); // int m_killStats[MAX_PLAYERS + 1][6]; + +constexpr int PlayerResource_ScoreStats_Start = PlayerResource_KillStats_Start + PlayerResource_KillStats_Size; +constexpr int PlayerResource_ScoreStats_Length = PAD_NUMBER((NEW_MAX_PLAYERS + 1) * 5, 4); +constexpr int PlayerResource_ScoreStats_Size = (PlayerResource_ScoreStats_Length * 4); // int m_scoreStats[MAX_PLAYERS + 1][5]; + +// must be the usage of the last field to account for any possible paddings +constexpr int PlayerResource_TotalSize = PlayerResource_ScoreStats_Start + PlayerResource_ScoreStats_Size; + +constexpr int Team_PlayerArray_AddedLength = NEW_MAX_PLAYERS - 32; +constexpr int Team_PlayerArray_AddedSize = PAD_NUMBER(Team_PlayerArray_AddedLength * 8, 4); +constexpr int Team_AddedSize = Team_PlayerArray_AddedSize; + +bool MaxPlayersIncreaseEnabled() +{ + static bool bMaxPlayersIncreaseEnabled = CommandLine()->CheckParm("-experimentalmaxplayersincrease"); + return bMaxPlayersIncreaseEnabled; +} + +int GetMaxPlayers() +{ + if (MaxPlayersIncreaseEnabled()) + return NEW_MAX_PLAYERS; + + return 32; +} + +template <class T> void ChangeOffset(CMemoryAddress addr, unsigned int offset) +{ + addr.Patch((BYTE*)&offset, sizeof(T)); +} + +// clang-format off +AUTOHOOK(StringTables_CreateStringTable, engine.dll + 0x22E220, +void*,, (void* thisptr, const char* name, int maxentries, int userdatafixedsize, int userdatanetworkbits, int flags)) +// clang-format on +{ + // Change the amount of entries to account for a bigger player amount + if (!strcmp(name, "userinfo")) + { + int maxPlayersPowerOf2 = 1; + while (maxPlayersPowerOf2 < NEW_MAX_PLAYERS) + maxPlayersPowerOf2 <<= 1; + + maxentries = maxPlayersPowerOf2; + } + + return StringTables_CreateStringTable(thisptr, name, maxentries, userdatafixedsize, userdatanetworkbits, flags); +} + +ON_DLL_LOAD("engine.dll", MaxPlayersOverride_Engine, (CModule module)) +{ + if (!MaxPlayersIncreaseEnabled()) + return; + + AUTOHOOK_DISPATCH_MODULE(engine.dll) + + // patch GetPlayerLimits to ignore the boundary limit + module.Offset(0x116458).Patch("0xEB"); // jle => jmp + + // patch ED_Alloc to change nFirstIndex + ChangeOffset<int>(module.Offset(0x18F46C + 1), NEW_MAX_PLAYERS + 8 + 1); // original: 41 (sv.GetMaxClients() + 1) + + // patch CGameServer::SpawnServer to change GetMaxClients inline + ChangeOffset<int>(module.Offset(0x119543 + 2), NEW_MAX_PLAYERS + 8 + 1); // original: 41 (sv.GetMaxClients() + 1) + + // patch CGameServer::SpawnServer to change for loop + ChangeOffset<unsigned char>(module.Offset(0x11957F + 2), NEW_MAX_PLAYERS); // original: 32 + + // patch CGameServer::SpawnServer to change for loop (there are two) + ChangeOffset<unsigned char>(module.Offset(0x119586 + 2), NEW_MAX_PLAYERS + 1); // original: 33 (32 + 1) + + // patch max players somewhere in CClientState + ChangeOffset<unsigned char>(module.Offset(0x1A162C + 2), NEW_MAX_PLAYERS - 1); // original: 31 (32 - 1) + + // patch max players in userinfo stringtable creation + /*{ + int maxPlayersPowerOf2 = 1; + while (maxPlayersPowerOf2 < NEW_MAX_PLAYERS) + maxPlayersPowerOf2 <<= 1; + ChangeOffset<unsigned char>((char*)baseAddress + 0x114B79 + 3, maxPlayersPowerOf2); // original: 32 + }*/ + // this is not supposed to work at all but it does on 64 players (how) + // proper fix below + + // patch max players in userinfo stringtable creation loop + ChangeOffset<unsigned char>(module.Offset(0x114C48 + 2), NEW_MAX_PLAYERS); // original: 32 + + // do not load prebaked SendTable message list + module.Offset(0x75859).Patch("EB"); // jnz -> jmp +} + +typedef void (*RunUserCmds_Type)(bool a1, float a2); +RunUserCmds_Type RunUserCmds_Original; + +HMODULE serverBase = 0; +auto RandomIntZeroMax = (__int64(__fastcall*)())0; + +// lazy rebuild +// clang-format off +AUTOHOOK(RunUserCmds, server.dll + 0x483D10, +void,, (bool a1, float a2)) +// clang-format on +{ + unsigned char v3; // bl + int v5; // er14 + int i; // edi + __int64 v7; // rax + DWORD* v8; // rbx + int v9; // edi + __int64* v10; // rsi + __int64 v11; // rax + int v12; // er12 + __int64 v13; // rdi + int v14; // ebx + int v15; // eax + __int64 v16; // r8 + int v17; // edx + char v18; // r15 + char v19; // bp + int v20; // esi + __int64* v21; // rdi + __int64 v22; // rcx + bool v23; // al + __int64 v24; // rax + __int64 v25[NEW_MAX_PLAYERS]; // [rsp+20h] [rbp-138h] BYREF + + uintptr_t base = (__int64)serverBase; + auto g_pGlobals = *(__int64*)(base + 0xBFBE08); + __int64 globals = g_pGlobals; + + auto g_pEngineServer = *(__int64*)(base + 0xBFBD98); + + auto qword_1814D9648 = *(__int64*)(base + 0x14D9648); + auto qword_1814DA408 = *(__int64*)(base + 0x14DA408); + auto qword_1812107E8 = *(__int64*)(base + 0x12107E8); + auto qword_1812105A8 = *(__int64*)(base + 0x12105A8); + + auto UTIL_PlayerByIndex = (__int64(__fastcall*)(int index))(base + 0x26AA10); + auto sub_180485590 = (void(__fastcall*)(__int64))(base + 0x485590); + auto sub_18058CD80 = (void(__fastcall*)(__int64))(base + 0x58CD80); + auto sub_1805A6D90 = (void(__fastcall*)(__int64))(base + 0x5A6D90); + auto sub_1805A6E50 = (bool(__fastcall*)(__int64, int, char))(base + 0x5A6E50); + auto sub_1805A6C20 = (void(__fastcall*)(__int64))(base + 0x5A6C20); + + v3 = *(unsigned char*)(g_pGlobals + 73); + if (*(DWORD*)(qword_1814D9648 + 92) && + ((*(unsigned __int8(__fastcall**)(__int64))(*(__int64*)g_pEngineServer + 32))(g_pEngineServer) || + !*(DWORD*)(qword_1814DA408 + 92)) && + v3) + { + globals = g_pGlobals; + v5 = 1; + for (i = 1; i <= *(DWORD*)(g_pGlobals + 52); ++i) + { + v7 = UTIL_PlayerByIndex(i); + v8 = (DWORD*)v7; + if (v7) + { + *(__int64*)(base + 0x1210420) = v7; + *(float*)(g_pGlobals + 16) = a2; + if (!a1) + sub_18058CD80(v7); + sub_1805A6D90((__int64)v8); + } + globals = g_pGlobals; + } + memset(v25, 0, sizeof(v25)); + v9 = 0; + if (*(int*)(globals + 52) > 0) + { + v10 = v25; + do + { + v11 = UTIL_PlayerByIndex(++v9); + globals = g_pGlobals; + *v10++ = v11; + } while (v9 < *(DWORD*)(globals + 52)); + } + v12 = *(DWORD*)(qword_1812107E8 + 92); + if (*(DWORD*)(qword_1812105A8 + 92)) + { + v13 = *(DWORD*)(globals + 52) - 1; + if (v13 >= 1) + { + v14 = *(DWORD*)(globals + 52); + do + { + v15 = RandomIntZeroMax(); + v16 = v25[v13--]; + v17 = v15 % v14--; + v25[v13 + 1] = v25[v17]; + v25[v17] = v16; + } while (v13 >= 1); + globals = g_pGlobals; + } + } + v18 = 1; + do + { + v19 = 0; + v20 = 0; + if (*(int*)(globals + 52) > 0) + { + v21 = v25; + do + { + v22 = *v21; + if (*v21) + { + *(__int64*)(base + 0x1210420) = *v21; + *(float*)(globals + 16) = a2; + v23 = sub_1805A6E50(v22, v12, v18); + globals = g_pGlobals; + if (v23) + v19 = 1; + else + *v21 = 0; + } + ++v20; + ++v21; + } while (v20 < *(DWORD*)(globals + 52)); + } + v18 = 0; + } while (v19); + if (*(int*)(globals + 52) >= 1) + { + do + { + v24 = UTIL_PlayerByIndex(v5); + if (v24) + { + *(__int64*)(base + 0x1210420) = v24; + *(float*)(g_pGlobals + 16) = a2; + sub_1805A6C20(v24); + } + ++v5; + } while (v5 <= *(DWORD*)(g_pGlobals + 52)); + } + sub_180485590(*(__int64*)(base + 0xB7B2D8)); + } +} + +// clang-format off +AUTOHOOK(SendPropArray2, server.dll + 0x12B130, +__int64,, (__int64 recvProp, int elements, int flags, const char* name, __int64 proxyFn, unsigned char unk1)) +// clang-format on +{ + // Change the amount of elements to account for a bigger player amount + if (!strcmp(name, "\"player_array\"")) + elements = NEW_MAX_PLAYERS; + + return SendPropArray2(recvProp, elements, flags, name, proxyFn, unk1); +} + +ON_DLL_LOAD("server.dll", MaxPlayersOverride_Server, (CModule module)) +{ + if (!MaxPlayersIncreaseEnabled()) + return; + + AUTOHOOK_DISPATCH_MODULE(server.dll) + + // get required data + serverBase = (HMODULE)module.m_nAddress; + RandomIntZeroMax = (decltype(RandomIntZeroMax))(GetProcAddress(GetModuleHandleA("vstdlib.dll"), "RandomIntZeroMax")); + + // patch max players amount + ChangeOffset<unsigned char>(module.Offset(0x9A44D + 3), NEW_MAX_PLAYERS); // 0x20 (32) => 0x80 (128) + + // patch SpawnGlobalNonRewinding to change forced edict index + ChangeOffset<unsigned char>(module.Offset(0x2BC403 + 2), NEW_MAX_PLAYERS + 1); // original: 33 (32 + 1) + + constexpr int CPlayerResource_OriginalSize = 4776; + constexpr int CPlayerResource_AddedSize = PlayerResource_TotalSize; + constexpr int CPlayerResource_ModifiedSize = CPlayerResource_OriginalSize + CPlayerResource_AddedSize; + + // CPlayerResource class allocation function - allocate a bigger amount to fit all new max player data + ChangeOffset<unsigned int>(module.Offset(0x5C560A + 1), CPlayerResource_ModifiedSize); + + // DT_PlayerResource::m_iPing SendProp + ChangeOffset<unsigned int>(module.Offset(0x5C5059 + 2), CPlayerResource_OriginalSize + PlayerResource_Ping_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C50A8 + 2), CPlayerResource_OriginalSize + PlayerResource_Ping_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C50E2 + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_iPing DataMap + ChangeOffset<unsigned int>(module.Offset(0xB94598), CPlayerResource_OriginalSize + PlayerResource_Ping_Start); + ChangeOffset<unsigned short>(module.Offset(0xB9459C), NEW_MAX_PLAYERS + 1); + ChangeOffset<unsigned short>(module.Offset(0xB945C0), PlayerResource_Ping_Size); + + // DT_PlayerResource::m_iTeam SendProp + ChangeOffset<unsigned int>(module.Offset(0x5C5110 + 2), CPlayerResource_OriginalSize + PlayerResource_Team_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C519C + 2), CPlayerResource_OriginalSize + PlayerResource_Team_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C517E + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_iTeam DataMap + ChangeOffset<unsigned int>(module.Offset(0xB94600), CPlayerResource_OriginalSize + PlayerResource_Team_Start); + ChangeOffset<unsigned short>(module.Offset(0xB94604), NEW_MAX_PLAYERS + 1); + ChangeOffset<unsigned short>(module.Offset(0xB94628), PlayerResource_Team_Size); + + // DT_PlayerResource::m_iPRHealth SendProp + ChangeOffset<unsigned int>(module.Offset(0x5C51C0 + 2), CPlayerResource_OriginalSize + PlayerResource_PRHealth_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C5204 + 2), CPlayerResource_OriginalSize + PlayerResource_PRHealth_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C523E + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_iPRHealth DataMap + ChangeOffset<unsigned int>(module.Offset(0xB94668), CPlayerResource_OriginalSize + PlayerResource_PRHealth_Start); + ChangeOffset<unsigned short>(module.Offset(0xB9466C), NEW_MAX_PLAYERS + 1); + ChangeOffset<unsigned short>(module.Offset(0xB94690), PlayerResource_PRHealth_Size); + + // DT_PlayerResource::m_bConnected SendProp + ChangeOffset<unsigned int>(module.Offset(0x5C526C + 2), CPlayerResource_OriginalSize + PlayerResource_Connected_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C52B4 + 2), CPlayerResource_OriginalSize + PlayerResource_Connected_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C52EE + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_bConnected DataMap + ChangeOffset<unsigned int>(module.Offset(0xB946D0), CPlayerResource_OriginalSize + PlayerResource_Connected_Start); + ChangeOffset<unsigned short>(module.Offset(0xB946D4), NEW_MAX_PLAYERS + 1); + ChangeOffset<unsigned short>(module.Offset(0xB946F8), PlayerResource_Connected_Size); + + // DT_PlayerResource::m_bAlive SendProp + ChangeOffset<unsigned int>(module.Offset(0x5C5321 + 2), CPlayerResource_OriginalSize + PlayerResource_Alive_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C5364 + 2), CPlayerResource_OriginalSize + PlayerResource_Alive_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C539E + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_bAlive DataMap + ChangeOffset<unsigned int>(module.Offset(0xB94738), CPlayerResource_OriginalSize + PlayerResource_Alive_Start); + ChangeOffset<unsigned short>(module.Offset(0xB9473C), NEW_MAX_PLAYERS + 1); + ChangeOffset<unsigned short>(module.Offset(0xB94760), PlayerResource_Alive_Size); + + // DT_PlayerResource::m_boolStats SendProp + ChangeOffset<unsigned int>(module.Offset(0x5C53CC + 2), CPlayerResource_OriginalSize + PlayerResource_BoolStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C5414 + 2), CPlayerResource_OriginalSize + PlayerResource_BoolStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C544E + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_boolStats DataMap + ChangeOffset<unsigned int>(module.Offset(0xB947A0), CPlayerResource_OriginalSize + PlayerResource_BoolStats_Start); + ChangeOffset<unsigned short>(module.Offset(0xB947A4), NEW_MAX_PLAYERS + 1); + ChangeOffset<unsigned short>(module.Offset(0xB947C8), PlayerResource_BoolStats_Size); + + // DT_PlayerResource::m_killStats SendProp + ChangeOffset<unsigned int>(module.Offset(0x5C547C + 2), CPlayerResource_OriginalSize + PlayerResource_KillStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C54E2 + 2), CPlayerResource_OriginalSize + PlayerResource_KillStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C54FE + 4), PlayerResource_KillStats_Length); + + // DT_PlayerResource::m_killStats DataMap + ChangeOffset<unsigned int>(module.Offset(0xB94808), CPlayerResource_OriginalSize + PlayerResource_KillStats_Start); + ChangeOffset<unsigned short>(module.Offset(0xB9480C), PlayerResource_KillStats_Length); + ChangeOffset<unsigned short>(module.Offset(0xB94830), PlayerResource_KillStats_Size); + + // DT_PlayerResource::m_scoreStats SendProp + ChangeOffset<unsigned int>(module.Offset(0x5C5528 + 2), CPlayerResource_OriginalSize + PlayerResource_ScoreStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C5576 + 2), CPlayerResource_OriginalSize + PlayerResource_ScoreStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C5584 + 4), PlayerResource_ScoreStats_Length); + + // DT_PlayerResource::m_scoreStats DataMap + ChangeOffset<unsigned int>(module.Offset(0xB94870), CPlayerResource_OriginalSize + PlayerResource_ScoreStats_Start); + ChangeOffset<unsigned short>(module.Offset(0xB94874), PlayerResource_ScoreStats_Length); + ChangeOffset<unsigned short>(module.Offset(0xB94898), PlayerResource_ScoreStats_Size); + + // CPlayerResource::UpdatePlayerData - m_bConnected + ChangeOffset<unsigned int>(module.Offset(0x5C66EE + 4), CPlayerResource_OriginalSize + PlayerResource_Connected_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C672E + 4), CPlayerResource_OriginalSize + PlayerResource_Connected_Start); + + // CPlayerResource::UpdatePlayerData - m_iPing + ChangeOffset<unsigned int>(module.Offset(0x5C6394 + 4), CPlayerResource_OriginalSize + PlayerResource_Ping_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C63DB + 4), CPlayerResource_OriginalSize + PlayerResource_Ping_Start); + + // CPlayerResource::UpdatePlayerData - m_iTeam + ChangeOffset<unsigned int>(module.Offset(0x5C63FD + 4), CPlayerResource_OriginalSize + PlayerResource_Team_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C6442 + 4), CPlayerResource_OriginalSize + PlayerResource_Team_Start); + + // CPlayerResource::UpdatePlayerData - m_iPRHealth + ChangeOffset<unsigned int>(module.Offset(0x5C645B + 4), CPlayerResource_OriginalSize + PlayerResource_PRHealth_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C64A0 + 4), CPlayerResource_OriginalSize + PlayerResource_PRHealth_Start); + + // CPlayerResource::UpdatePlayerData - m_bConnected + ChangeOffset<unsigned int>(module.Offset(0x5C64AA + 4), CPlayerResource_OriginalSize + PlayerResource_Connected_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C64F0 + 4), CPlayerResource_OriginalSize + PlayerResource_Connected_Start); + + // CPlayerResource::UpdatePlayerData - m_bAlive + ChangeOffset<unsigned int>(module.Offset(0x5C650A + 4), CPlayerResource_OriginalSize + PlayerResource_Alive_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C654F + 4), CPlayerResource_OriginalSize + PlayerResource_Alive_Start); + + // CPlayerResource::UpdatePlayerData - m_boolStats + ChangeOffset<unsigned int>(module.Offset(0x5C6557 + 4), CPlayerResource_OriginalSize + PlayerResource_BoolStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C65A5 + 4), CPlayerResource_OriginalSize + PlayerResource_BoolStats_Start); + + // CPlayerResource::UpdatePlayerData - m_scoreStats + ChangeOffset<unsigned int>(module.Offset(0x5C65C2 + 3), CPlayerResource_OriginalSize + PlayerResource_ScoreStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C65E3 + 4), CPlayerResource_OriginalSize + PlayerResource_ScoreStats_Start); + + // CPlayerResource::UpdatePlayerData - m_killStats + ChangeOffset<unsigned int>(module.Offset(0x5C6654 + 3), CPlayerResource_OriginalSize + PlayerResource_KillStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x5C665B + 3), CPlayerResource_OriginalSize + PlayerResource_KillStats_Start); + + *module.Offset(0x14E7390).RCast<DWORD*>() = 0; + auto DT_PlayerResource_Construct = module.Offset(0x5C4FE0).RCast<__int64(__fastcall*)()>(); + DT_PlayerResource_Construct(); + + constexpr int CTeam_OriginalSize = 3336; + constexpr int CTeam_AddedSize = Team_AddedSize; + constexpr int CTeam_ModifiedSize = CTeam_OriginalSize + CTeam_AddedSize; + + // CTeam class allocation function - allocate a bigger amount to fit all new team player data + ChangeOffset<unsigned int>(module.Offset(0x23924A + 1), CTeam_ModifiedSize); + + // CTeam::CTeam - increase memset length to clean newly allocated data + ChangeOffset<unsigned int>(module.Offset(0x2395AE + 2), 256 + CTeam_AddedSize); + + *module.Offset(0xC945A0).RCast<DWORD*>() = 0; + auto DT_Team_Construct = module.Offset(0x238F50).RCast<__int64(__fastcall*)()>(); + DT_Team_Construct(); +} + +// clang-format off +AUTOHOOK(RecvPropArray2, client.dll + 0x1CEDA0, +__int64,, (__int64 recvProp, int elements, int flags, const char* name, __int64 proxyFn)) +// clang-format on +{ + // Change the amount of elements to account for a bigger player amount + if (!strcmp(name, "\"player_array\"")) + elements = NEW_MAX_PLAYERS; + + return RecvPropArray2(recvProp, elements, flags, name, proxyFn); +} + +ON_DLL_LOAD("client.dll", MaxPlayersOverride_Client, (CModule module)) +{ + if (!MaxPlayersIncreaseEnabled()) + return; + + AUTOHOOK_DISPATCH_MODULE(client.dll) + + constexpr int C_PlayerResource_OriginalSize = 5768; + constexpr int C_PlayerResource_AddedSize = PlayerResource_TotalSize; + constexpr int C_PlayerResource_ModifiedSize = C_PlayerResource_OriginalSize + C_PlayerResource_AddedSize; + + // C_PlayerResource class allocation function - allocate a bigger amount to fit all new max player data + ChangeOffset<unsigned int>(module.Offset(0x164C41 + 1), C_PlayerResource_ModifiedSize); + + // C_PlayerResource::C_PlayerResource - change loop end value + ChangeOffset<unsigned char>(module.Offset(0x1640C4 + 2), NEW_MAX_PLAYERS - 32); + + // C_PlayerResource::C_PlayerResource - change m_szName address + ChangeOffset<unsigned int>( + module.Offset(0x1640D0 + 3), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); // appended to the end of the class + + // C_PlayerResource::C_PlayerResource - change m_szName address + ChangeOffset<unsigned int>( + module.Offset(0x1640D0 + 3), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); // appended to the end of the class + + // C_PlayerResource::C_PlayerResource - increase memset length to clean newly allocated data + ChangeOffset<unsigned int>(module.Offset(0x1640D0 + 3), 2244 + C_PlayerResource_AddedSize); + + // C_PlayerResource::UpdatePlayerName - change m_szName address + ChangeOffset<unsigned int>(module.Offset(0x16431F + 3), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::GetPlayerName - change m_szName address 1 + ChangeOffset<unsigned int>(module.Offset(0x1645B1 + 3), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::GetPlayerName - change m_szName address 2 + ChangeOffset<unsigned int>(module.Offset(0x1645C0 + 3), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::GetPlayerName - change m_szName address 3 + ChangeOffset<unsigned int>(module.Offset(0x1645DD + 3), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::GetPlayerName internal func - change m_szName address 1 + ChangeOffset<unsigned int>(module.Offset(0x164B71 + 4), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::GetPlayerName internal func - change m_szName address 2 + ChangeOffset<unsigned int>(module.Offset(0x164B9B + 4), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::GetPlayerName2 (?) - change m_szName address 1 + ChangeOffset<unsigned int>(module.Offset(0x164641 + 3), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::GetPlayerName2 (?) - change m_szName address 2 + ChangeOffset<unsigned int>(module.Offset(0x164650 + 3), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::GetPlayerName2 (?) - change m_szName address 3 + ChangeOffset<unsigned int>(module.Offset(0x16466D + 3), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::GetPlayerName internal func - change m_szName2 (?) address 1 + ChangeOffset<unsigned int>(module.Offset(0x164BA3 + 4), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::GetPlayerName internal func - change m_szName2 (?) address 2 + ChangeOffset<unsigned int>(module.Offset(0x164BCE + 4), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::GetPlayerName internal func - change m_szName2 (?) address 3 + ChangeOffset<unsigned int>(module.Offset(0x164BE7 + 4), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + + // C_PlayerResource::m_szName + ChangeOffset<unsigned int>(module.Offset(0xc350f8), C_PlayerResource_OriginalSize + PlayerResource_Name_Start); + ChangeOffset<unsigned short>(module.Offset(0xc350f8 + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource size + ChangeOffset<unsigned int>(module.Offset(0x163415 + 6), C_PlayerResource_ModifiedSize); + + // DT_PlayerResource::m_iPing RecvProp + ChangeOffset<unsigned int>(module.Offset(0x163492 + 2), C_PlayerResource_OriginalSize + PlayerResource_Ping_Start); + ChangeOffset<unsigned int>(module.Offset(0x1634D6 + 2), C_PlayerResource_OriginalSize + PlayerResource_Ping_Start); + ChangeOffset<unsigned int>(module.Offset(0x163515 + 5), NEW_MAX_PLAYERS + 1); + + // C_PlayerResource::m_iPing + ChangeOffset<unsigned int>(module.Offset(0xc35170), C_PlayerResource_OriginalSize + PlayerResource_Ping_Start); + ChangeOffset<unsigned short>(module.Offset(0xc35170 + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_iTeam RecvProp + ChangeOffset<unsigned int>(module.Offset(0x163549 + 2), C_PlayerResource_OriginalSize + PlayerResource_Team_Start); + ChangeOffset<unsigned int>(module.Offset(0x1635C8 + 2), C_PlayerResource_OriginalSize + PlayerResource_Team_Start); + ChangeOffset<unsigned int>(module.Offset(0x1635AD + 5), NEW_MAX_PLAYERS + 1); + + // C_PlayerResource::m_iTeam + ChangeOffset<unsigned int>(module.Offset(0xc351e8), C_PlayerResource_OriginalSize + PlayerResource_Team_Start); + ChangeOffset<unsigned short>(module.Offset(0xc351e8 + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_iPRHealth RecvProp + ChangeOffset<unsigned int>(module.Offset(0x1635F9 + 2), C_PlayerResource_OriginalSize + PlayerResource_PRHealth_Start); + ChangeOffset<unsigned int>(module.Offset(0x163625 + 2), C_PlayerResource_OriginalSize + PlayerResource_PRHealth_Start); + ChangeOffset<unsigned int>(module.Offset(0x163675 + 5), NEW_MAX_PLAYERS + 1); + + // C_PlayerResource::m_iPRHealth + ChangeOffset<unsigned int>(module.Offset(0xc35260), C_PlayerResource_OriginalSize + PlayerResource_PRHealth_Start); + ChangeOffset<unsigned short>(module.Offset(0xc35260 + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_bConnected RecvProp + ChangeOffset<unsigned int>(module.Offset(0x1636A9 + 2), C_PlayerResource_OriginalSize + PlayerResource_Connected_Start); + ChangeOffset<unsigned int>(module.Offset(0x1636D5 + 2), C_PlayerResource_OriginalSize + PlayerResource_Connected_Start); + ChangeOffset<unsigned int>(module.Offset(0x163725 + 5), NEW_MAX_PLAYERS + 1); + + // C_PlayerResource::m_bConnected + ChangeOffset<unsigned int>(module.Offset(0xc352d8), C_PlayerResource_OriginalSize + PlayerResource_Connected_Start); + ChangeOffset<unsigned short>(module.Offset(0xc352d8 + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_bAlive RecvProp + ChangeOffset<unsigned int>(module.Offset(0x163759 + 2), C_PlayerResource_OriginalSize + PlayerResource_Alive_Start); + ChangeOffset<unsigned int>(module.Offset(0x163785 + 2), C_PlayerResource_OriginalSize + PlayerResource_Alive_Start); + ChangeOffset<unsigned int>(module.Offset(0x1637D5 + 5), NEW_MAX_PLAYERS + 1); + + // C_PlayerResource::m_bAlive + ChangeOffset<unsigned int>(module.Offset(0xc35350), C_PlayerResource_OriginalSize + PlayerResource_Alive_Start); + ChangeOffset<unsigned short>(module.Offset(0xc35350 + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_boolStats RecvProp + ChangeOffset<unsigned int>(module.Offset(0x163809 + 2), C_PlayerResource_OriginalSize + PlayerResource_BoolStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x163835 + 2), C_PlayerResource_OriginalSize + PlayerResource_BoolStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x163885 + 5), NEW_MAX_PLAYERS + 1); + + // C_PlayerResource::m_boolStats + ChangeOffset<unsigned int>(module.Offset(0xc353c8), C_PlayerResource_OriginalSize + PlayerResource_BoolStats_Start); + ChangeOffset<unsigned short>(module.Offset(0xc353c8 + 4), NEW_MAX_PLAYERS + 1); + + // DT_PlayerResource::m_killStats RecvProp + ChangeOffset<unsigned int>(module.Offset(0x1638B3 + 2), C_PlayerResource_OriginalSize + PlayerResource_KillStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x1638E5 + 2), C_PlayerResource_OriginalSize + PlayerResource_KillStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x163935 + 5), PlayerResource_KillStats_Length); + + // C_PlayerResource::m_killStats + ChangeOffset<unsigned int>(module.Offset(0xc35440), C_PlayerResource_OriginalSize + PlayerResource_KillStats_Start); + ChangeOffset<unsigned short>(module.Offset(0xc35440 + 4), PlayerResource_KillStats_Length); + + // DT_PlayerResource::m_scoreStats RecvProp + ChangeOffset<unsigned int>(module.Offset(0x163969 + 2), C_PlayerResource_OriginalSize + PlayerResource_ScoreStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x163995 + 2), C_PlayerResource_OriginalSize + PlayerResource_ScoreStats_Start); + ChangeOffset<unsigned int>(module.Offset(0x1639E5 + 5), PlayerResource_ScoreStats_Length); + + // C_PlayerResource::m_scoreStats + ChangeOffset<unsigned int>(module.Offset(0xc354b8), C_PlayerResource_OriginalSize + PlayerResource_ScoreStats_Start); + ChangeOffset<unsigned short>(module.Offset(0xc354b8 + 4), PlayerResource_ScoreStats_Length); + + // C_PlayerResource::GetPlayerName - change m_bConnected address + ChangeOffset<unsigned int>(module.Offset(0x164599 + 3), C_PlayerResource_OriginalSize + PlayerResource_Connected_Start); + + // C_PlayerResource::GetPlayerName2 (?) - change m_bConnected address + ChangeOffset<unsigned int>(module.Offset(0x164629 + 3), C_PlayerResource_OriginalSize + PlayerResource_Connected_Start); + + // C_PlayerResource::GetPlayerName internal func - change m_bConnected address + ChangeOffset<unsigned int>(module.Offset(0x164B13 + 3), C_PlayerResource_OriginalSize + PlayerResource_Connected_Start); + + // Some other get name func (that seems to be unused) - change m_bConnected address + ChangeOffset<unsigned int>(module.Offset(0x164860 + 3), C_PlayerResource_OriginalSize + PlayerResource_Connected_Start); + + // Some other get name func 2 (that seems to be unused too) - change m_bConnected address + ChangeOffset<unsigned int>(module.Offset(0x164834 + 3), C_PlayerResource_OriginalSize + PlayerResource_Connected_Start); + + *module.Offset(0xC35068).RCast<DWORD*>() = 0; + auto DT_PlayerResource_Construct = module.Offset(0x163400).RCast<__int64(__fastcall*)()>(); + DT_PlayerResource_Construct(); + + constexpr int C_Team_OriginalSize = 3200; + constexpr int C_Team_AddedSize = Team_AddedSize; + constexpr int C_Team_ModifiedSize = C_Team_OriginalSize + C_Team_AddedSize; + + // C_Team class allocation function - allocate a bigger amount to fit all new team player data + ChangeOffset<unsigned int>(module.Offset(0x182321 + 1), C_Team_ModifiedSize); + + // C_Team::C_Team - increase memset length to clean newly allocated data + ChangeOffset<unsigned int>(module.Offset(0x1804A2 + 2), 256 + C_Team_AddedSize); + + // DT_Team size + ChangeOffset<unsigned int>(module.Offset(0xC3AA0C), C_Team_ModifiedSize); + + *module.Offset(0xC3AFF8).RCast<DWORD*>() = 0; + auto DT_Team_Construct = module.Offset(0x17F950).RCast<__int64(__fastcall*)()>(); + DT_Team_Construct(); +} |