/*----------------------------------------------------------------------------- * _opcodes.cpp *-----------------------------------------------------------------------------*/ #include "core/stdafx.h" #include "launcher/IApplication.h" #include "common/opcodes.h" #include "common/netmessages.h" #include "engine/cmodel_bsp.h" #include "engine/host.h" #include "engine/host_cmd.h" #include "engine/gl_screen.h" #include "engine/gl_matsysiface.h" #include "engine/modelloader.h" #include "engine/cl_main.h" #include "engine/sv_main.h" #include "engine/sys_getmodes.h" #include "game/server/ai_networkmanager.h" #include "game/server/fairfight_impl.h" #include "rtech/rtech_game.h" #include "rtech/rui/rui.h" #include "client/client.h" #include "client/cdll_engine_int.h" #include "materialsystem/cmaterialsystem.h" #include "studiorender/studiorendercontext.h" #include "squirrel/sqvm.h" #include "bsplib/bsplib.h" #include "ebisusdk/EbisuSDK.h" #ifndef DEDICATED #include "milessdk/win64_rrthreads.h" #endif // !DEDICATED #ifdef DEDICATED //------------------------------------------------------------------------- // Purpose: change runtime behavior //------------------------------------------------------------------------- void Dedicated_Init() { *s_bDedicated = true; //------------------------------------------------------------------------- // CGAME //------------------------------------------------------------------------- { p_CVideoMode_Common__CreateGameWindow.Offset(0x2C).Patch({ 0xE9, 0x9A, 0x00, 0x00, 0x00 }); // PUS --> XOR | Prevent ShowWindow and CreateGameWindow from being initialized (STGS RPak datatype is registered here). p_CVideoMode_Common__CreateWindowClass.Offset(0x0).Patch({ 0xB8, 0x01, 0x00, 0x00, 0x00, 0xC3 }); // FUN --> RET | Prevent CreateWindowClass from being initialized (returned true to satisy condition that checks window handle). } //------------------------------------------------------------------------- // CHLCLIENT //------------------------------------------------------------------------- { p_CHLClient_LevelShutdown.Patch({ 0xB8, 0x00, 0x00, 0x00, 0x00, 0xC3 }); // FUN --> RET | Return early in 'CHLClient::LevelShutdown()' during DLL shutdown. p_CHLClient_HudProcessInput.Patch({ 0xC3 }); // FUN --> RET | Return early in 'CHLClient::HudProcessInput()' to prevent infinite loop. g_mGameDll.FindPatternSIMD(reinterpret_cast( // MOV --> JMP | Skip virtual call during settings layout parsing (S0/S1/S2/S3). "\x41\x85\xC8\x0F\x84"), "xxxxx").Offset(0x40).Patch({ 0xEB, 0x23 }); } //------------------------------------------------------------------------- // CCLIENTSTATE //------------------------------------------------------------------------- { /*MOV EAX, 0*/ CClientState__RunFrame.Patch({ 0xB8, 0x00, 0x00, 0x00, 0x00, 0xC3 }); // FUN --> RET | Always return false for pending client snapshots (inline CClientState call in '_Host_RunFrame()') } //------------------------------------------------------------------------- // CSOURCEAPPSYSTEMGROUP //------------------------------------------------------------------------- { p_CSourceAppSystemGroup__Create.Offset(0x248).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | inputSystem->Connect(). p_CSourceAppSystemGroup__Create.Offset(0x267).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | materials->Connect(). //p_CSourceAppSystemGroup__Create.Offset(0x286).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | mdlCache->Connect(). p_CSourceAppSystemGroup__Create.Offset(0x2A5).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | studioRender->Connect(). p_CSourceAppSystemGroup__Create.Offset(0x2C4).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | avi->Connect(). p_CSourceAppSystemGroup__Create.Offset(0x2E3).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | engineAPI->Connect(). //p_CSourceAppSystemGroup__Create.Offset(0x302).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | dataCache->Connect(). p_CSourceAppSystemGroup__Create.Offset(0x321).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | matSystemSurface->Connect(). p_CSourceAppSystemGroup__Create.Offset(0x340).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | vgui->Connect(). p_CSourceAppSystemGroup__Create.Offset(0x35D).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | inputSystem->Init(). p_CSourceAppSystemGroup__Create.Offset(0x384).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | studioRender->Init(). p_CSourceAppSystemGroup__Create.Offset(0x391).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | avi->Init(). p_CSourceAppSystemGroup__Create.Offset(0x39E).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | bik->Init(). p_CSourceAppSystemGroup__Create.Offset(0x3AB).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | engineAPI->Init(). p_CSourceAppSystemGroup__Create.Offset(0x3F6).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | vgui->Init(). p_CSourceAppSystemGroup__Create.Offset(0x3E9).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | matEmbeddedPanel->Init(). p_CSourceAppSystemGroup__Create.Offset(0x3F9).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | EAC_ClientInterface_Init(). } //------------------------------------------------------------------------- // CMATERIALSYSTEM //------------------------------------------------------------------------- { //gCMaterialSystem__MatsysMode_Init.Offset(0x22).Patch({ 0xEB, 0x66 }); // JE --> JMP | Matsys mode init (CMaterialSystem). // TODO: Needed? p_CMaterialSystem__Init.Offset(0x406).Patch({ 0xE9, 0x55, 0x05, 0x00, 0x00 }); // MOV --> JMP | Jump over material KeyValue definitions and 'CMatRenderContextBase::sm_RenderData([x])'. p_InitMaterialSystem.Patch({ 0xC3 }); // FUN --> RET | Return early to prevent 'InitDebugMaterials' from being executed. // RESEARCH NEEDED. } //------------------------------------------------------------------------- // CSHADERSYSTEM //------------------------------------------------------------------------- { CShaderSystem__Init.Patch({ 0xC3 }); // FUN --> RET | Return early in 'CShaderSystem::Init()' to prevent initialization. } //------------------------------------------------------------------------- // CSTUDIORENDERCONTEXT //------------------------------------------------------------------------- { // Note: The registers here seems to contains pointers to material data and 'CMaterial' class methods when the shader system is initialized. CStudioRenderContext__LoadModel.Offset(0x17D).Patch({ 0x90, 0x90, 0x90, 0x90 }); // MOV --> NOP | RAX + RCX are both nullptrs. CStudioRenderContext__LoadModel.Offset(0x181).Patch({ 0x90, 0x90, 0x90 }); // MOV --> NOP | RCX is nullptr when trying to dereference. CStudioRenderContext__LoadModel.Offset(0x184).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | RAX is nullptr during virtual call resulting in exception 'C0000005'. CStudioRenderContext__LoadMaterials.Offset(0x28).Patch({ 0xE9, 0x80, 0x04, 0x00, 0x00 }); // FUN --> RET | 'CStudioRenderContext::LoadMaterials' is called virtually by the 'RMDL' streaming job. } //------------------------------------------------------------------------- // CMODELLOADER //------------------------------------------------------------------------- { p_CModelLoader__LoadModel.Offset(0x462).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Prevent call to 'CStudioRenderContext::LoadMaterials'. p_CModelLoader__UnloadModel.Offset(0x129).Patch({ 0x90, 0x90, 0x90 }); // MOV --> NOP | Virtual call to 'CShaderSystem' class method fails as RCX is nullptr. p_CModelLoader__UnloadModel.Offset(0x12C).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | Virtual call to 'CTexture' class member in RAX + 0x78 fails. Previous instruction could not dereference. p_CModelLoader__Studio_LoadModel.Offset(0x325).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Virtual call to 'CMaterialSystem::FindMaterialEx' fails as RAX is nullptr. p_CModelLoader__Studio_LoadModel.Offset(0x33D).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Virtual call to 'CMaterialGlue' class method fails as RAX is nullptr. p_CModelLoader__Studio_LoadModel.Offset(0x359).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Virtual call to 'CMaterialGlue' class method fails as RAX is nullptr. p_CModelLoader__Studio_LoadModel.Offset(0x374).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Virtual call to 'CMaterialGlue' class method fails as RAX is nullptr. p_CModelLoader__Studio_LoadModel.Offset(0x38D).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Virtual call to 'ReturnZero' fails as RAX is nullptr. p_CModelLoader__Studio_LoadModel.Offset(0x3A4).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Virtual call to 'CMaterialGlue' class method fails as RAX is nullptr. p_CModelLoader__Map_LoadModelGuts.Offset(0x41).Patch({ 0xE9, 0x4F, 0x04, 0x00, 0x00 }); // JNE --> NOP | SKYLIGHTS. p_CModelLoader__Map_LoadModelGuts.Offset(0x974).Patch({ 0x90, 0x90 }); // JE --> NOP | VERTNORMALS. p_CModelLoader__Map_LoadModelGuts.Offset(0xA55).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | MATERIALSORTS. p_CModelLoader__Map_LoadModelGuts.Offset(0xA62).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | MESHBOUNDS. p_CModelLoader__Map_LoadModelGuts.Offset(0xA83).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | MESHVERTS. p_CModelLoader__Map_LoadModelGuts.Offset(0xAC0).Patch({ 0x90, 0x90 }); // JE --> NOP | INDICES. p_CModelLoader__Map_LoadModelGuts.Offset(0xBF2).Patch({ 0x90, 0x90 }); // JE --> NOP | WORLDLIGHTS. p_CModelLoader__Map_LoadModelGuts.Offset(0xDA9).Patch({ 0x90, 0x90 }); // JE --> NOP | TWEAKLIGHTS. p_CModelLoader__Map_LoadModelGuts.Offset(0xEEB).Patch({ 0xE9, 0x3D, 0x01, 0x00, 0x00 }); // JLE --> JMP | Exception 0x57 in while trying to dereference [R15 + R14 *8 + 0x10]. p_CModelLoader__Map_LoadModelGuts.Offset(0x61B).Patch({ 0xE9, 0xE2, 0x02, 0x00, 0x00 }); // JZ --> JMP | Prevent call to 'CMod_LoadTextures()'. p_CModelLoader__Map_LoadModelGuts.Offset(0x1045).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Prevent call to 'Mod_LoadCubemapSamples()'. p_BuildSpriteLoadName.Patch({ 0xC3 }); // FUN --> RET | Return early in 'BuildSpriteLoadName()'. p_GetSpriteInfo.Patch({ 0xC3 }); // FUN --> RET | Return early in 'GetSpriteInfo()'. } //------------------------------------------------------------------------- // CGAMESERVER //------------------------------------------------------------------------- { p_CGameServer__SpawnServer.Offset(0x43).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Prevent call to unknown material/shader code. p_CGameServer__SpawnServer.Offset(0x48).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | TODO: Research 'CIVDebugOverlay'. } //------------------------------------------------------------------------- // CVGUI //------------------------------------------------------------------------- { /*MOV EAX, 0*/ CVGui__RunFrame.Patch({ 0xB8, 0x00, 0x00, 0x00, 0x00, 0xC3 }); // FUN --> RET | 'CVGui::RunFrame()' gets called on DLL shutdown. } //------------------------------------------------------------------------- // CRUI //------------------------------------------------------------------------- { /*MOV EAX, 0*/ p_RuiLoadAsset.Patch({ 0xB8, 0x00, 0x00, 0x00, 0x00, 0xC3 }); // FUN --> RET | Return early in RuiLoadAsset() to prevent error while attempting to load RUI assets after applying player settings. } //------------------------------------------------------------------------- // CENGINEVGUI //------------------------------------------------------------------------- { CEngineVGui__Shutdown.Patch({ 0xB8, 0x00, 0x00, 0x00, 0x00, 0xC3 }); // FUN --> RET | Cannot shutdown CEngineVGui if its never initialized. CEngineVGui__ActivateGameUI.FindPatternSelf("74 08", CMemory::Direction::DOWN).Patch({ 0x90, 0x90 }); // JZ --> NOP | Remove condition to return early when engine attempts to activate UI on the server. } //------------------------------------------------------------------------- // MM_HEARTBEAT //------------------------------------------------------------------------- { MM_Heartbeat__ToString.Offset(0xF).Patch({ 0xE9, 0x22, 0x01, 0x00, 0x00 }); // JS --> JMP | Skip ListenServer HeartBeat. } //------------------------------------------------------------------------- // RUNTIME: SYS_INITGAME //------------------------------------------------------------------------- { Sys_InitGame.Offset(0x70).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // STZNZ --> NOP | Prevent 'bDedicated' from being set to false. } //------------------------------------------------------------------------- // RUNTIME: HOST_INIT //------------------------------------------------------------------------- { gHost_Init_0.Offset(0xC2).Patch({ 0xEB, 0x34 }); // CAL --> NOP | Disable 'vpk/client_common.bsp' loading. gHost_Init_0.Offset(0x182).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> JMP | Disable UI material asset initialization. gHost_Init_0.Offset(0x859).Patch({ 0xE9, 0x19, 0x04, 0x00, 0x00 }); // LEA --> RET | Disable 'client.dll' library initialization. gHost_Init_0.Offset(0xC77).Patch({ 0xE8, 0x44, 0xCF, 0xFF, 0xFF }); // CAL --> CAL | Disable user config loading and call entitlements.rson initialization instead. gHost_Init_1.Offset(0x609).Patch({ 0xEB, 0x2B }); // JE --> JMP | Skip client.dll 'Init_PostVideo()' validation code. gHost_Init_1.Offset(0x621).Patch({ 0xEB, 0x0C }); // JNE --> JMP | Skip client.dll 'Init_PostVideo()' validation code. gHost_Init_1.Offset(0x658).Patch({ 0xE9, 0x8C, 0x00, 0x00, 0x00 }); // JE --> JMP | Skip NULL call as client is never initialized. gHost_Init_1.Offset(0x6E9).Patch({ 0xE9, 0xB0, 0x00, 0x00, 0x00 }); // JNE --> JMP | Skip shader preloading as cvar can't be checked due to client being NULL. gHost_Init_2.Offset(0x26F).Patch({ 0xE9, 0x4D, 0x05, 0x00, 0x00 }); // JNE --> JMP | client.dll systems initialization. } //------------------------------------------------------------------------- // RUNTIME: HOST_SHUTDOWN //------------------------------------------------------------------------- { #if defined (GAMEDLL_S0) || defined (GAMEDLL_S1) Host_Shutdown.Offset(0x1F0).FindPatternSelf("7E", CMemory::Direction::DOWN).Patch({ 0xE9, 0x01, 0x08, 0x00, 0x00 }); // JNE --> JMP | Jump over inline 'Host_ShutdownClient()' ('Host_ShutdownServer' in now inline with 'Host_Shutdown()') #elif defined (GAMEDLL_S2) || defined (GAMEDLL_S3) Host_Shutdown.Offset(0x1F0).FindPatternSelf("7E", CMemory::Direction::DOWN).Patch({ 0xE9, 0xF9, 0x04, 0x00, 0x00 }); // JNE --> JMP | Jump over inline 'Host_ShutdownClient()' ('Host_ShutdownServer' in now inline with 'Host_Shutdown()') #endif // 0x700 } //------------------------------------------------------------------------- // RUNTIME: HOST_NEWGAME //------------------------------------------------------------------------- { p_Host_NewGame.Offset(0x50).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Invalid CHLClient virtual call 'g_pHLClient->nullsub()'. p_Host_NewGame.Offset(0x4E0).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Matsys 'JT_HelpWithAnything()'. } //------------------------------------------------------------------------- // RUNTIME: HOST_CHANGELEVEL //------------------------------------------------------------------------- { p_Host_ChangeLevel.Offset(0x5D).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Invalid CHLClient virtual call 'g_pHLClient->nullsub()'. } //------------------------------------------------------------------------- // RUNTIME: _HOST_RUNFRAME //------------------------------------------------------------------------- { p_Host_RunFrame.Offset(0xB85).Patch({ 0xEB, 0x6F }); // CMP --> JMP | Jump over inline '_Host_RunFrame_Client()' p_Host_RunFrame_Render.Patch({ 0xC3 }); // FUN --> RET | Extraneous function for Dedicated. p_VCR_EnterPausedState.Patch({ 0xC3 }); // FUN --> RET | Extraneous function for Dedicated. } //------------------------------------------------------------------------- // RUNTIME: HOST_DISCONNECT //------------------------------------------------------------------------- { #if defined (GAMEDLL_S2) || defined (GAMEDLL_S3) Host_Disconnect.Offset(0x4A).FindPatternSelf("FF 90 80", CMemory::Direction::DOWN, 300).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, }); // CAL --> RET | This seems to call 'CEngineVGui::GetGameUIInputContext()'. #endif } //------------------------------------------------------------------------- // RUNTIME: RTECH_GAME //------------------------------------------------------------------------- { #if defined (GAMEDLL_S2) || defined (GAMEDLL_S3) p_CPakFile_LoadPak.Offset(0x890).FindPatternSelf("75", CMemory::Direction::DOWN, 200).Patch({ 0xEB }); // JNZ --> JMP | Disable error handling for missing streaming files on the server. The server does not need streamed data from the starpak files. #endif } //------------------------------------------------------------------------- // RUNTIME: EBISUSDK //------------------------------------------------------------------------- { p_EbisuSDK_SetState.Offset(0x0).FindPatternSelf("0F 84", CMemory::Direction::DOWN).Patch({ 0x0F, 0x85 }); // JE --> JNZ | Prevent EbisuSDK from initializing on the engine and server. } //------------------------------------------------------------------------- // RUNTIME: FAIRFIGHT //------------------------------------------------------------------------- { FairFight_Init.Offset(0x0).FindPatternSelf("0F 87", CMemory::Direction::DOWN, 200).Patch({ 0x0F, 0x85 }); // JA --> JNZ | Prevent 'FairFight' anti-cheat from initializing on the server by comparing RAX against 0x0 instead. Init will crash since the plugins aren't shipped. } //------------------------------------------------------------------------- // RUNTIME: PROP_STATIC //------------------------------------------------------------------------- { // Note: At [14028F3B0 + 0x5C7] RSP seems to contain a block of pointers to data for the static prop rmdl in question. [RSP + 0x70] is a pointer to (what seems to be) shader/material data. The pointer will be NULL without a shader system. p_BuildPropStaticFrustumCullMap.Offset(0x5E0).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // MOV --> NOP | RSP + 0x70 is a nullptr which gets moved to R13, R13 gets used here resulting in exception 'C0000005'. p_BuildPropStaticFrustumCullMap.Offset(0x5EB).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | RAX is nullptr during virtual call resulting in exception 'C0000005'. } //------------------------------------------------------------------------- // RUNTIME: GL_SCREEN //------------------------------------------------------------------------- { SCR_BeginLoadingPlaque.Patch({ 0xC3 }); // FUN --> RET | Return early to prevent execution of 'SCR_BeginLoadingPlaque()'. } //------------------------------------------------------------------------- // RUNTIME: CL_CLEARSTATE //------------------------------------------------------------------------- #if defined (GAMEDLL_S2) || defined (GAMEDLL_S3) { p_CL_ClearState.Offset(0x0).Patch({ 0xC3 }); // FUN --> RET | Invalid 'CL_ClearState()' call from Host_Shutdown causing segfault. } #endif //------------------------------------------------------------------------- // RUNTIME: GAME_CFG //------------------------------------------------------------------------- UpdateMaterialSystemConfig.Offset(0x0).Patch({ 0xB8, 0x00, 0x00, 0x00, 0x00, 0xC3 }); // FUN --> RET | Return early to prevent the server from updating material system configurations. UpdateCurrentVideoConfig.Offset(0x0).Patch({ 0xB8, 0x01, 0x00, 0x00, 0x00, 0xC3 }); // FUN --> RET | Return early to prevent the server from writing a videoconfig.txt file to the disk (overwriting the existing one). HandleConfigFile.Offset(0x0).Patch({ 0xB8, 0x01, 0x00, 0x00, 0x00, 0xC3 }); // FUN --> RET | Return early to prevent the server from writing various input and ConVar config files to the disk (overwriting the existing one). ResetPreviousGameState.Offset(0x0).Patch({ 0xC3 }); // FUN --> RET | Return early to prevent the server from writing a previousgamestate.txt file to the disk (overwriting the existing one). LoadPlayerConfig.Offset(0x0).Patch({ 0xC3 }); // FUN --> RET | Return early to prevent the server from executing 'config_default_pc.cfg' (execPlayerConfig) and (only for >S3) running 'chat_wheel' code. //------------------------------------------------------------------------- // RUNTIME: COMMUNITIES //------------------------------------------------------------------------- Community_Frame.Offset(0x0).Patch({ 0xC3 }); // FUN --> RET | Return early to prevent 'Community_Frame()' from being ran every frame on the server (CLIENT ONLY). //GetEngineClientThread.Offset(0x0).Patch({ 0xB8, 0x00, 0x00, 0x00, 0x00, 0xC3 }); // FUN --> RET | Return nullptr for mp_gamemode thread assignment during registration callback. { CWin32Surface_initStaticData.Patch({ 0xC3 }); // FUN --> RET | Prevent 'CWin32Surface::initStaticData()' from being ran in CInit. #if !defined (GAMEDLL_S0) || !defined (GAMEDLL_S1) KeyboardLayout_Init.Patch({ 0xC3 }); // FUN --> RET | Prevent keyboard layout initialization for IME in CInit. #endif } // This mandatory pak file should only exist on the client. if (!FileExists("vpk\\client_frontend.bsp.pak000_000.vpk")) { // Patch 'client' pak file string constants to 'server' if this is a standalone dedicated server. g_pClientVPKDir.PatchString("vpk/%sserver_%s.bsp.pak000%s"); g_pClientBSP.PatchString("vpk/server_%s.bsp"); g_pClientCommonBSP.PatchString("vpk/server_mp_common.bsp"); g_pClientMPLobby.PatchString("vpk/server_mp_lobby"); g_pClientMP.PatchString("vpk/server_mp_"); g_pClientSP.PatchString("vpk/server_sp_"); } } #endif // DEDICATED void RuntimePtc_Init() /* .TEXT */ { #ifndef DEDICATED p_WASAPI_GetAudioDevice.Offset(0x410).FindPattern("FF 15 ?? ?? 01 00", CMemory::Direction::DOWN, 100).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0xEB }); // CAL --> NOP | Disable debugger check when miles searches for audio device to allow attaching the debugger to the game upon launch. FairFight_Init.Offset(0x0).FindPatternSelf("0F 87", CMemory::Direction::DOWN, 200).Patch({ 0x0F, 0x85 }); // JA --> JNZ | Prevent 'FairFight' anti-cheat from initializing on the server by comparing RAX against 0x0 instead. Init will crash since the plugins aren't shipped. SCR_BeginLoadingPlaque.Offset(0x1AD).FindPatternSelf("75 27", CMemory::Direction::DOWN).Patch({ 0xEB, 0x27 }); // JNE --> JMP | Prevent connect command from crashing by invalid call to UI function. p_SQVM_CompileError.Offset(0x0).FindPatternSelf("41 B0 01", CMemory::Direction::DOWN, 400).Patch({ 0x41, 0xB0, 0x00 }); // MOV --> MOV | Set script error level to 0 (not severe): 'mov r8b, 0'. p_SQVM_CompileError.Offset(0xE0).FindPatternSelf("E8", CMemory::Direction::DOWN, 200).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | TODO: causes errors on client script error. Research required (same function as soft error but that one doesn't crash). #else p_SQVM_CompileError.Offset(0xE0).FindPatternSelf("E8", CMemory::Direction::DOWN, 200).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | For dedicated we should not perform post-error events such as telemetry / showing 'COM_ExplainDisconnection' UI etc. #endif // !DEDICATED #if defined (GAMEDLL_S2) || defined (GAMEDLL_S3) p_CAI_NetworkManager__ShouldRebuild.Offset(0xA0).FindPatternSelf("FF ?? ?? ?? 00 00", CMemory::Direction::DOWN, 200).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Virtual call to restart when building AIN (which clears the AIN memory). Remove this once writing to file works. Detour_LevelInit.Offset(0x100).FindPatternSelf("74", CMemory::Direction::DOWN, 600).Patch({ 0xEB }); // JE --> JMP | Do while loop setting fields to -1 in navmesh is writing out of bounds (!TODO). #endif #ifndef CLIENT_DLL Server_S2C_CONNECT_1.Offset(0x7).Patch({ 0xEB }); // JZ --> JMP | Prevent entitlement check to kick player from server on S2C_CONNECT Packet if it does not match the servers one. #endif // !CLIENT_DLL }