mirror of
https://github.com/Mauler125/r5sdk.git
synced 2025-02-09 19:15:03 +01:00
f488b7e75e
* Load server VPK's instead of client VPK's on standalone servers * Dynamically search for 'g_bDedicated' global boolean instead of hardcoded address * Add 'PatchString' to memory class
277 lines
18 KiB
C++
277 lines
18 KiB
C++
/*-----------------------------------------------------------------------------
|
|
* _opcodes.cpp
|
|
*-----------------------------------------------------------------------------*/
|
|
|
|
#include "core/stdafx.h"
|
|
#include "common/opcodes.h"
|
|
#include "engine/host_cmd.h"
|
|
#include "materialsystem/materialsystem.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()
|
|
{
|
|
*(uintptr_t*)0x14D415040 = 0x1417304E8; // g_pEngineClient.
|
|
*(uintptr_t*)0x14B3800D7 = 0x1; // bool bDedicated = true.
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CGAME
|
|
//-------------------------------------------------------------------------
|
|
{
|
|
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).
|
|
}
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CHLClIENT
|
|
//-------------------------------------------------------------------------
|
|
{
|
|
gCHLClient__1000.Patch({ 0xC3 }); // FUN --> RET | Return early in unknown 'CHLClient' function to prevent infinite loop.
|
|
}
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CSOURCEAPPSYSTEMGROUP
|
|
//-------------------------------------------------------------------------
|
|
{
|
|
gCSourceAppSystemGroup__Create.Offset(0x248).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | inputSystem->Connect().
|
|
gCSourceAppSystemGroup__Create.Offset(0x267).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | materials->Connect().
|
|
//gCSourceAppSystemGroup__Create.Offset(0x286).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | mdlCache->Connect().
|
|
gCSourceAppSystemGroup__Create.Offset(0x2A5).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | studioRender->Connect().
|
|
gCSourceAppSystemGroup__Create.Offset(0x2C4).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | avi->Connect().
|
|
gCSourceAppSystemGroup__Create.Offset(0x2E3).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | engineAPI->Connect().
|
|
//gCSourceAppSystemGroup__Create.Offset(0x302).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | dataCache->Connect().
|
|
gCSourceAppSystemGroup__Create.Offset(0x321).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | matSystemSurface->Connect().
|
|
gCSourceAppSystemGroup__Create.Offset(0x340).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | vgui->Connect().
|
|
gCSourceAppSystemGroup__Create.Offset(0x35D).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | inputSystem->Init().
|
|
gCSourceAppSystemGroup__Create.Offset(0x384).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | studioRender->Init().
|
|
gCSourceAppSystemGroup__Create.Offset(0x39E).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | bik->Init().
|
|
gCSourceAppSystemGroup__Create.Offset(0x3AB).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | engineAPI->Init().
|
|
gCSourceAppSystemGroup__Create.Offset(0x3F6).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | vgui->Init().
|
|
gCSourceAppSystemGroup__Create.Offset(0x3E9).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | matEmbeddedPanel->Init().
|
|
gCSourceAppSystemGroup__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?
|
|
CMaterialSystem__Init.Offset(0x406).Patch({ 0xE9, 0x55, 0x05, 0x00, 0x00 }); // MOV --> JMP | Jump over material KeyValue definitions and 'CMatRenderContextBase::sm_RenderData([x])'.
|
|
InitMaterialSystem.Offset(0x7D).Patch({ 0xC3 }); // JMP --> 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
|
|
//-------------------------------------------------------------------------
|
|
{
|
|
CModelLoader__LoadModel.Offset(0x462).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Prevent call to 'CStudioRenderContext::LoadMaterials'.
|
|
CModelLoader__Studio_LoadModel.Offset(0x325).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Virtual call to 'CMaterialSystem::FindMaterialEx' fails as RAX is nullptr.
|
|
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.
|
|
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.
|
|
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.
|
|
CModelLoader__Studio_LoadModel.Offset(0x38D).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Virtual call to 'ReturnZero' fails as RAX is nullptr.
|
|
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.
|
|
}
|
|
|
|
//-------------------------------------------------------------------------
|
|
// CGAMESERVER
|
|
//-------------------------------------------------------------------------
|
|
{
|
|
CGameServer__SpawnServer.Offset(0x43).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Prevent call to unknown material/shader code.
|
|
CGameServer__SpawnServer.Offset(0x48).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | TODO: Research 'CIVDebugOverlay'.
|
|
}
|
|
|
|
//-------------------------------------------------------------------------
|
|
// 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_NEWGAME
|
|
//-------------------------------------------------------------------------
|
|
{
|
|
Host_NewGame.Offset(0x4E0).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 });
|
|
Host_NewGame.Offset(0x637).Patch({ 0xE9, 0xC1, 0x00, 0x00, 0x00 }); // JNE --> JMP | Prevent connect localhost from being executed in Host_NewGame.
|
|
}
|
|
|
|
//-------------------------------------------------------------------------
|
|
// RUNTIME: _HOST_RUNFRAME
|
|
//-------------------------------------------------------------------------
|
|
{
|
|
_Host_RunFrame.Offset(0xFB0).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | NOP call to unused VGUI code to prevent crash at SIGNONSTATE_PRESPAWN.
|
|
_Host_RunFrame.Offset(0x1023).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | NOP NULL call as client is never initialized.
|
|
}
|
|
|
|
//-------------------------------------------------------------------------
|
|
// RUNTIME: EBISUSDK
|
|
//-------------------------------------------------------------------------
|
|
{
|
|
p_EbisuSDK_SetState.Offset(0x0).FindPatternSelf("0F 84", ADDRESS::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", ADDRESS::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: BSP_LUMP
|
|
//-------------------------------------------------------------------------
|
|
{
|
|
CollisionBSPData_LoadAllLumps.Offset(0x41).Patch({ 0xE9, 0x4F, 0x04, 0x00, 0x00 }); // JNE --> NOP | SKYLIGHTS.
|
|
CollisionBSPData_LoadAllLumps.Offset(0x974).Patch({ 0x90, 0x90 }); // JE --> NOP | VERTNORMALS.
|
|
CollisionBSPData_LoadAllLumps.Offset(0xA55).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | MATERIALSORTS.
|
|
CollisionBSPData_LoadAllLumps.Offset(0xA62).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | MESHBOUNDS.
|
|
CollisionBSPData_LoadAllLumps.Offset(0xA83).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | MESHVERTS.
|
|
CollisionBSPData_LoadAllLumps.Offset(0xAC0).Patch({ 0x90, 0x90 }); // JE --> NOP | INDICES.
|
|
CollisionBSPData_LoadAllLumps.Offset(0xBF2).Patch({ 0x90, 0x90 }); // JE --> NOP | WORLDLIGHTS.
|
|
CollisionBSPData_LoadAllLumps.Offset(0xDA9).Patch({ 0x90, 0x90 }); // JE --> NOP | TWEAKLIGHTS.
|
|
CollisionBSPData_LoadAllLumps.Offset(0xEEB).Patch({ 0xE9, 0x3D, 0x01, 0x00, 0x00 }); // JLE --> JMP | Exception 0x57 in while trying to dereference [R15 + R14 *8 + 0x10].
|
|
CollisionBSPData_LoadAllLumps.Offset(0x61B).Patch({ 0xE9, 0xE2, 0x02, 0x00, 0x00 }); // JZ --> JMP | Prevent call to 'CMod_LoadTextures()'.
|
|
CollisionBSPData_LoadAllLumps.Offset(0x1045).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 }); // CAL --> NOP | Prevent call to 'Mod_LoadCubemapSamples()'.
|
|
|
|
CollisionBSPData_LinkPhysics.Offset(0x129).Patch({ 0x90, 0x90, 0x90 }); // MOV --> NOP | RCX is nullptr during dereference since shadersystem isn't initialized. Exception 'C0000005'.
|
|
CollisionBSPData_LinkPhysics.Offset(0x12C).Patch({ 0x90, 0x90, 0x90 }); // CAL --> NOP | Virtual call to 'CTexture' class member in RAX + 0x78 fails. Previous instruction could not dereference.
|
|
}
|
|
|
|
//-------------------------------------------------------------------------
|
|
// 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_CalcPropStaticFrustumCulling.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_CalcPropStaticFrustumCulling.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.Offset(0x82).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // JNE --> JMP | virtual call to 'CHLClient::CHudMessage'.
|
|
SCR_BeginLoadingPlaque.Offset(0xA4).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 }); // JNE --> JMP | virtual call to 'CEngineVGui::OnLevelLoadingStarted'.
|
|
SCR_BeginLoadingPlaque.Offset(0x1D6).Patch({ 0xEB, 0x27 }); // JNE --> JMP | Prevent connect command from crashing by invalid call to UI function.
|
|
}
|
|
|
|
// 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", ADDRESS::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", ADDRESS::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", ADDRESS::Direction::DOWN).Patch({ 0xEB, 0x27 }); // JNE --> JMP | Prevent connect command from crashing by invalid call to UI function.
|
|
#endif // !DEDICATED
|
|
}
|
|
|
|
void RuntimePtc_Toggle() /* .TEXT */
|
|
{
|
|
#ifdef GAMEDLL_S3
|
|
static bool g_nop = true;
|
|
|
|
if (g_nop)
|
|
{
|
|
//-------------------------------------------------------------------------
|
|
// CALL --> NOP | Allow some maps to be loaded by nopping out a call in LoadProp function
|
|
dst007.Offset(0x5E8).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90, 0x90 });
|
|
//-------------------------------------------------------------------------
|
|
// CALL --> NOP | Disable the viewmodel rendered to avoid a crash from a certain entity in desertlands_mu1
|
|
//dst008.Offset(0x67).Patch({ 0x90, 0x90, 0x90, 0x90, 0x90 });
|
|
|
|
printf("\n");
|
|
printf("+--------------------------------------------------------+\n");
|
|
printf("|>>>>>>>>>>>>>>| TEXT OPCODES OVERWRITTEN |<<<<<<<<<<<<<<|\n");
|
|
printf("+--------------------------------------------------------+\n");
|
|
printf("\n");
|
|
}
|
|
else
|
|
{
|
|
//-------------------------------------------------------------------------
|
|
// NOP --> CALL | Recover function DST007
|
|
dst007.Offset(0x5E8).Patch({ 0x48, 0x8B, 0x03, 0xFF, 0x90, 0xB0, 0x02, 0x00, 0x00, 0x84, 0xC0 });
|
|
//-------------------------------------------------------------------------
|
|
// NOP --> CALL | Recover function DST008
|
|
//dst008.Offset(0x67).Patch({ 0xE8, 0x54, 0xD8, 0xFF, 0xFF });
|
|
|
|
printf("\n");
|
|
printf("+--------------------------------------------------------+\n");
|
|
printf("|>>>>>>>>>>>>>>>| TEXT OPCODES RECOVERED |<<<<<<<<<<<<<<<|\n");
|
|
printf("+--------------------------------------------------------+\n");
|
|
printf("\n");
|
|
}
|
|
g_nop = !g_nop;
|
|
|
|
|
|
/*
|
|
rtech_asyncload "common.rpak"
|
|
rtech_asyncload "common_mp.rpak"
|
|
rtech_asyncload "mp_rr_canyonlands_mu1.rpak"
|
|
rtech_asyncload "mp_rr_desertlands_64k_x_64k.rpak"
|
|
*/
|
|
#endif // GAMEDLL_S3
|
|
}
|