SA-MP/saco/game/hooks.cpp
2024-07-19 23:33:12 +08:00

464 lines
14 KiB
C++

#include "../main.h"
extern int iGtaVersion;
extern DWORD dwGraphicsLoop; // Used for the external dll game loop.
#define NUDE void _declspec(naked)
BYTE *pbyteCameraMode = (BYTE *)0xB6F1A8;
BYTE *pbyteCurrentPlayer = (BYTE *)0xB7CD74;
float fFarClip=1400.0f;
DWORD unnamed_101516D4;
WORD wLastRendObj=0;
BYTE Unk1_JmpCode[] = {0xFF,25,0xD1,0xBE,53,0x00};
BYTE TaskEnterVehicleDriver_HookJmpCode[] = {0xFF,0x25,0xBB,0x19,0x69,0x00,0x90};
BYTE TaskExitVehicle_HookJmpCode[] = {0xFF,0x25,0xBA,0xB8,0x63,0x00,0x90};
BYTE RadarTranslateColor_HookJmpCode[] = {0xFF,0x25,0x79,0x4A,0x58,0x00,0x90};
BYTE CheatProcessHook_JmpCode[] = {0xFF,0x25,0xAA,0x85,0x43,0x00,0x90};
BYTE Unk2_JmpCode[] = {0xFF,0x25,0x33,0x14,0x42,0x00};
BYTE Unk3_JmpCode[] = {0xFF,0x25,0x61,0x36,0x53,0x00,0x90,0x90,0x90};
BYTE CGameShutdown_HookJmpCode[] = {0xFF,0x25,0xF1,0xC8,0x53,0x00,0x90};
BYTE PedDamage_HookJmpCode[] = {0xFF,0x25,0xBC,0x5A,0x4B,0x00};
BYTE Unk4_JmpCode[] = {0xFF,0x25,0x74,0x22,0x50,0x00,0x90,0x90,0x90,0x90};
BYTE Unk5_JmpCode[] = {0xFF,0x25,0x61,0x38,0x4C,0x00};
BYTE GetText_HookJmpCode[] = {0xFF,0x25,0x43,0x00,0x6A,0x00,0x90,0x90,0x90};
BYTE Unk6_JmpCode[] = {0xFF,0x25,0xD8,0xFF,0x5E,0x00,0x90};
BYTE CProjectileInfo_Update_HookJmpCode[] = {0xFF,0x25,0x1B,0x8B,0x73,0x00};
BYTE CWeapon__Satchel__Activate_HookJmpCode[] = {0xFF,0x25,0x5B,0x88,0x73,0x00};
BYTE Unk7_JmpCode[] = {0xFF,0x25,0x36,0xA0,0x63,0x00,0x90};
BYTE Unk8_JmpCode[] = {0xFF,0x25,0x77,0xAB,0x5E,0x00,0x90};
BYTE Unk9_JmpCode[] = {0xFF,0x25,0x39,0x88,0x4C,0x00,0x90,0x90};
BYTE HOOK_7_JmpCode[] = {0xFF,0x25,0x34,0x39,0x4D,0x00,0x90,0x90,0x90,0x90};
BYTE HOOK_8_JmpCode[] = {0xFF,0x25,0x09,0x46,0x4D,0x00,0x90};
BYTE Unk10_JmpCode[] = {0xFF,0x25,0xE5,0x42,0x4D,0x00,0x90};
BYTE Unk11_JmpCode[] = {0xFF,0x25,0x29,0x3B,0x4D,0x00};
BYTE HOOK_36_JmpCode[] = {0xFF,0x25,0x21,0xC7,0x59,0x00};
BYTE HOOK_40_JmpCode[] = {0xFF,0x25,0x84,0x80,0x53,0x00,0x90};
BYTE HOOK_48_JmpCode[] = {0xFF,0x25,0xA6,0x34,0x55,0x00,0x90,0x90,0x90};
BYTE HOOK_50_JmpCode[] = {0xFF,0x25,0x33,0x34,0x4B,0x00};
BYTE Unk12_JmpCode[] = {0xFF,0x25,0xC6,0x84,0x6D,0x00,0x90,0x90};
BYTE HOOK_61_JmpCode[] = {0xFF,0x25,0xD7,0x87,0x40,0x00};
BYTE HOOK_60_JmpCode[] = {0xFF,0x25,0xDB,0x74,0x56,0x00};
//-----------------------------------------------------------
// TODO: HOOK_*() functions
NUDE HOOK_1() {}
NUDE HOOK_2() {}
NUDE HOOK_3() {}
NUDE HOOK_4() {}
NUDE CPed_Render_Hook() {}
NUDE HOOK_7() {}
NUDE HOOK_8() {}
NUDE CPlayerPed_ProcessControl_Hook() {}
NUDE HOOK_10() {}
NUDE TaskUseGun_Hook() {}
NUDE HOOK_12() {}
NUDE HOOK_14() {}
NUDE HOOK_15() {}
NUDE AllVehicles_ProcessControl_Hook() {}
NUDE HOOK_17() {}
NUDE ZoneOverlay_Hook() {}
NUDE PlayerWalk_Hook() {}
NUDE PickUpPickup_Hook() {}
NUDE CWeapon_FireCamera_Hook() {}
NUDE CCameraCamShake_Sniper_Hook() {}
NUDE CTrain_ProcessControl_Derailment() {}
NUDE TaskEnterVehicleDriver_Hook() {}
NUDE TaskExitVehicle() {}
NUDE CheatProcessorHook() {}
NUDE RadarTranslateColor() {}
NUDE CGameShutdownHook() {}
NUDE PedDamage_Hook() {}
NUDE AnimCrashFixHook() {}
NUDE HOOK_31() {}
NUDE CProjectile_Update_Hook() {}
NUDE CWeapon__Satchel__Activate_Hook() {}
NUDE GetText_Hook() {}
NUDE HOOK_35() {}
NUDE HOOK_36() {}
NUDE HOOK_37() {}
NUDE HOOK_38() {}
NUDE HOOK_39() {}
NUDE HOOK_40() {}
NUDE HOOK_41() {}
NUDE HOOK_42() {}
NUDE HOOK_43() {}
NUDE HOOK_44() {}
NUDE HOOK_45() {}
NUDE HOOK_46() {}
NUDE HOOK_47() {}
NUDE HOOK_48() {}
NUDE HOOK_49() {}
NUDE HOOK_50() {}
NUDE HOOK_51() {}
NUDE HOOK_52() {}
NUDE HOOK_53() {}
NUDE HOOK_54() {}
NUDE HOOK_55() {}
NUDE HOOK_56() {}
NUDE HOOK_57() {}
NUDE HOOK_58() {}
NUDE HOOK_59() {}
NUDE HOOK_60() {}
NUDE HOOK_61() {}
NUDE HOOK_62() {}
NUDE HOOK_63() {}
NUDE HOOK_64() {}
NUDE HOOK_65() {}
NUDE HOOK_66() {}
NUDE HOOK_6()
{
Sleep(1);
_asm mov edx, 0x561A80
_asm jmp edx
}
//-----------------------------------------------------------
DWORD dwRandCaller;
NUDE Rand_Hook()
{
_asm mov eax, [esp+0]
_asm mov dwRandCaller, eax
/*
if(dwRandCaller > 0x73FB10 && dwRandCaller < 0x74132E) {
_asm mov eax, iSyncedRandomNumber
_asm ret
}*/
rand();
_asm ret
}
//-----------------------------------------------------------
// We use a special bit (32) on dwProcFlags (+28) to indicate
// whether we should process gravity/collisions on this PlayerPed.
NUDE CPlayerPed_ProcessCollision_Hook()
{
_asm test ecx, ecx
_asm jnz ptr_is_ok
_asm ret
ptr_is_ok:
_asm mov eax, [ecx+28]
_asm shr eax, 31
_asm cmp eax, 1
_asm jne do_process_cols
_asm ret // we set top bit so don't process this
do_process_cols:
_asm mov edx, 0x54DFB0
_asm jmp edx
}
//-----------------------------------------------------------
DWORD dwMat;
DWORD dwMatEffects;
DWORD dwDataParam;
NUDE VehicleModel_SetEnvironmentMapHook()
{
_asm mov eax, [esp+4]
_asm mov dwMat, eax
_asm mov eax, [esp+8]
_asm mov dwDataParam, eax
UnFuck(0x6D64F0,1);
*(PBYTE)0x6D64F0 = 0xC3;
/*
_asm push dwMat
_asm mov edx, 0x812140 // _RpMatFXMaterialGetEffects
_asm call edx
_asm pop edx
_asm mov dwMatEffects, eax*/
_asm push 0
_asm push dwMat
_asm mov edx, 0x811C80 // _RpMatFXMaterialSetEffects
_asm call edx
_asm pop edx
_asm pop edx
//pChatWindow->AddDebugMessage("SetEnvironmentMapCB(0x%X,0x%X,%d)",dwMat,dwDataParam,dwMatEffects);
_asm mov edx, 0x4C8848
_asm cmp [esp+8], 0FFFFh
_asm jmp edx
}
//-----------------------------------------------------------
void InstallMethodHook( DWORD dwInstallAddress,
DWORD dwHookFunction )
{
DWORD oldProt, oldProt2;
VirtualProtect((LPVOID)dwInstallAddress,4,PAGE_EXECUTE_READWRITE,&oldProt);
*(PDWORD)dwInstallAddress = (DWORD)dwHookFunction;
VirtualProtect((LPVOID)dwInstallAddress,4,oldProt,&oldProt2);
}
//-----------------------------------------------------------
void InstallHook( DWORD dwInstallAddress,
DWORD dwHookFunction,
DWORD dwHookStorage,
BYTE * pbyteJmpCode,
int iJmpCodeSize )
{
DWORD oldProt, oldProt2;
// Install the pointer to procaddr.
VirtualProtect((PVOID)dwHookStorage,4,PAGE_EXECUTE_READWRITE,&oldProt);
*(PDWORD)dwHookStorage = (DWORD)dwHookFunction;
VirtualProtect((PVOID)dwHookStorage,4,oldProt,&oldProt2);
// Install the Jmp code.
VirtualProtect((PVOID)dwInstallAddress,iJmpCodeSize,PAGE_EXECUTE_READWRITE,&oldProt);
memcpy((PVOID)dwInstallAddress,pbyteJmpCode,iJmpCodeSize);
VirtualProtect((PVOID)dwInstallAddress,iJmpCodeSize,oldProt,&oldProt2);
}
//-----------------------------------------------------------
void InstallCallHook(DWORD dwInstallAddress, DWORD dwHookFunction, BYTE byteJumpCode = 0xE8)
{
DWORD oldProt, oldProt2;
DWORD disp = dwHookFunction - (dwInstallAddress + 5);
VirtualProtect((LPVOID)dwInstallAddress,5,PAGE_EXECUTE_READWRITE,&oldProt);
*(PBYTE)(dwInstallAddress) = byteJumpCode;
*(PDWORD)(dwInstallAddress+1) = (DWORD)disp;
VirtualProtect((LPVOID)dwInstallAddress,5,oldProt,&oldProt2);
}
//-----------------------------------------------------------
void InstallGameAndGraphicsLoopHooks()
{
UnFuck(0x53EB13,4);
*(int *)0x53EB13 = dwGraphicsLoop - 0x53EB12 - 5; // relative addr
InstallCallHook(0x58FC53,(DWORD)HOOK_1);
InstallCallHook(0x58FBBF,(DWORD)HOOK_2);
InstallCallHook(0x53C104,(DWORD)HOOK_3);
InstallCallHook(0x53E981,(DWORD)HOOK_4);
// For fixing fogging issues (needed for both debug and net)
InstallMethodHook(0x86D1B0,(DWORD)CPed_Render_Hook); // This is PlayerPed
InstallMethodHook(0x86C0F0,(DWORD)CPed_Render_Hook);
InstallMethodHook(0x86C168,(DWORD)CPed_Render_Hook);
InstallMethodHook(0x86C248,(DWORD)CPed_Render_Hook);
InstallMethodHook(0x86C3A0,(DWORD)CPed_Render_Hook);
InstallCallHook(0x53E930,(DWORD)HOOK_6);
}
//-----------------------------------------------------------
void GameInstallHooks()
{
InstallGameAndGraphicsLoopHooks();
InstallHook(0x4D3AA0,(DWORD)HOOK_7,0x4D3934,HOOK_7_JmpCode,sizeof(HOOK_7_JmpCode));
InstallHook(0x4D4610,(DWORD)HOOK_8,0x4D4609,HOOK_8_JmpCode,sizeof(HOOK_8_JmpCode));
InstallMethodHook(0x86D190,(DWORD)CPlayerPed_ProcessControl_Hook);
InstallMethodHook(0x86C0D0,(DWORD)HOOK_10);
InstallMethodHook(0x86D744,(DWORD)TaskUseGun_Hook);
InstallCallHook(0x7330A2,(DWORD)HOOK_12);
InstallMethodHook(0x86D194,(DWORD)CPlayerPed_ProcessCollision_Hook);
InstallCallHook(0x5689FD,(DWORD)HOOK_14);
InstallCallHook(0x53EA03,(DWORD)HOOK_15);
InstallMethodHook(0x871148,(DWORD)AllVehicles_ProcessControl_Hook); // Automobile
InstallMethodHook(0x8721C8,(DWORD)AllVehicles_ProcessControl_Hook); // boat
InstallMethodHook(0x871388,(DWORD)AllVehicles_ProcessControl_Hook); // motorbike1
InstallMethodHook(0x871970,(DWORD)AllVehicles_ProcessControl_Hook); // plane
InstallMethodHook(0x8716A8,(DWORD)AllVehicles_ProcessControl_Hook); // heli
InstallMethodHook(0x871550,(DWORD)AllVehicles_ProcessControl_Hook); // pushbike
InstallMethodHook(0x871800,(DWORD)AllVehicles_ProcessControl_Hook); // truck
InstallMethodHook(0x871B10,(DWORD)AllVehicles_ProcessControl_Hook); // quad
InstallMethodHook(0x872398,(DWORD)AllVehicles_ProcessControl_Hook); // train
InstallMethodHook(0x871C50,(DWORD)AllVehicles_ProcessControl_Hook);
InstallCallHook(0x501B1D,(DWORD)HOOK_17);
InstallCallHook(0x501B42,(DWORD)HOOK_17);
InstallCallHook(0x501FC2,(DWORD)HOOK_17);
InstallCallHook(0x502067,(DWORD)HOOK_17);
InstallCallHook(0x5021AE,(DWORD)HOOK_17);
// Radar and map hooks for gang zones
InstallCallHook(0x5869BF,(DWORD)ZoneOverlay_Hook);
InstallCallHook(0x5759E4,(DWORD)ZoneOverlay_Hook);
InstallCallHook(0x609A4E,(DWORD)PlayerWalk_Hook);
InstallCallHook(0x4579C6,(DWORD)PickUpPickup_Hook, 0xE9);
InstallCallHook(0x73C252,(DWORD)CWeapon_FireCamera_Hook, 0xE9);
// Hook the call to CCamera::CamShake when called for sniper fire
InstallCallHook(0x73ACE2,(DWORD)CCameraCamShake_Sniper_Hook);
// Hook the train derailment code
InstallCallHook(0x6F8CF8,(DWORD)CTrain_ProcessControl_Derailment);
InstallHook(0x6402F0,(DWORD)TaskEnterVehicleDriver_Hook,
0x6919BB,TaskEnterVehicleDriver_HookJmpCode,sizeof(TaskEnterVehicleDriver_HookJmpCode));
InstallHook(0x63B8C0,(DWORD)TaskExitVehicle,
0x63B8BA,TaskExitVehicle_HookJmpCode,sizeof(TaskExitVehicle_HookJmpCode));
InstallHook(0x438576,(DWORD)CheatProcessorHook,
0x4385AA,CheatProcessHook_JmpCode,sizeof(CheatProcessHook_JmpCode));
InstallHook(0x584770,(DWORD)RadarTranslateColor,0x584A79,
RadarTranslateColor_HookJmpCode,sizeof(RadarTranslateColor_HookJmpCode));
InstallHook(0x53C900,(DWORD)CGameShutdownHook,0x53C8F1,
CGameShutdown_HookJmpCode,sizeof(CGameShutdown_HookJmpCode));
InstallHook(0x4B5AC0,(DWORD)PedDamage_Hook,0x4B5ABC,
PedDamage_HookJmpCode,sizeof(PedDamage_HookJmpCode));
// Fix for 0x004D41C5 crash
InstallCallHook(0x4D41C0, (DWORD)AnimCrashFixHook, 0xE9);
InstallCallHook(0x4E7427,(DWORD)HOOK_31);
// Fix for crash when the player who threw the satchel died
InstallHook(0x738F3A, (DWORD)CProjectile_Update_Hook, 0x738B1B, CProjectileInfo_Update_HookJmpCode, sizeof(CProjectileInfo_Update_HookJmpCode));
// Fix for all satchels blowing up when someone activated their satchel
InstallHook(0x738877, (DWORD)CWeapon__Satchel__Activate_Hook, 0x73885B, CWeapon__Satchel__Activate_HookJmpCode, sizeof(CWeapon__Satchel__Activate_HookJmpCode));
InstallHook(0x6A0050, (DWORD)GetText_Hook, 0x6A0043, GetText_HookJmpCode, sizeof (GetText_HookJmpCode));
InstallCallHook(0x6FDED6,(DWORD)HOOK_35);
if(iGtaVersion == GTASA_VERSION_USA10)
{
InstallHook(0x7FB020,(DWORD)HOOK_36,0x59C721,HOOK_36_JmpCode,sizeof(HOOK_36_JmpCode));
unnamed_101516D4 = 0x7FB026;
}
else
{
InstallHook(0x7FB060,(DWORD)HOOK_36,0x59C721,HOOK_36_JmpCode,sizeof(HOOK_36_JmpCode));
unnamed_101516D4 = 0x7FB066;
}
InstallCallHook(0x6D0E7E,(DWORD)HOOK_37);
InstallMethodHook(0x866FA8,(DWORD)HOOK_38);
InstallCallHook(0x586C0A,(DWORD)HOOK_39);
InstallHook(0x538090,(DWORD)HOOK_40,0x538084,HOOK_40_JmpCode,sizeof(HOOK_40_JmpCode));
InstallCallHook(0x718599,(DWORD)HOOK_41);
InstallMethodHook(0x866F7C,(DWORD)HOOK_42);
InstallMethodHook(0x866F80,(DWORD)HOOK_43);
InstallMethodHook(0x8585E8,(DWORD)HOOK_43);
InstallMethodHook(0x871218,(DWORD)HOOK_44);
InstallMethodHook(0x871778,(DWORD)HOOK_44);
InstallMethodHook(0x8718D0,(DWORD)HOOK_44);
InstallMethodHook(0x871A40,(DWORD)HOOK_44);
InstallMethodHook(0x871BE0,(DWORD)HOOK_44);
InstallCallHook(0x5648D3,(DWORD)HOOK_45);
InstallCallHook(0x53DFDD,(DWORD)HOOK_46);
InstallCallHook(0x53E019,(DWORD)HOOK_47);
InstallHook(0x5534B0,(DWORD)HOOK_48,0x5534A6,HOOK_48_JmpCode,sizeof(HOOK_48_JmpCode));
InstallCallHook(0x5342F9,(DWORD)HOOK_49);
InstallHook(0x4B35A0,(DWORD)HOOK_50,0x4B3433,HOOK_50_JmpCode,sizeof(HOOK_50_JmpCode));
InstallCallHook(0x41B02E,(DWORD)HOOK_51);
InstallCallHook(0x41AF80,(DWORD)HOOK_52);
InstallCallHook(0x41AB78,(DWORD)HOOK_53);
InstallMethodHook(0x871178,(DWORD)HOOK_54);
InstallMethodHook(0x8716D8,(DWORD)HOOK_54);
InstallMethodHook(0x8719A0,(DWORD)HOOK_54);
InstallMethodHook(0x871B40,(DWORD)HOOK_54);
InstallMethodHook(0x8713B8,(DWORD)HOOK_55);
InstallMethodHook(0x871580,(DWORD)HOOK_55);
InstallMethodHook(0x871830,(DWORD)HOOK_56);
InstallMethodHook(0x8721F8,(DWORD)HOOK_57);
InstallCallHook(0x6E0954,(DWORD)HOOK_58);
InstallCallHook(0x6B2BCB,(DWORD)HOOK_58);
InstallCallHook(0x4F77DA,(DWORD)HOOK_58);
InstallMethodHook(0x872A74,(DWORD)HOOK_59);
InstallHook(0x5674E0,(DWORD)HOOK_60,0x5674DB,HOOK_60_JmpCode,sizeof(HOOK_60_JmpCode));
}
//-----------------------------------------------------------
void unnamed_100A6FF0()
{
InstallHook(0x4087EA,(DWORD)HOOK_61,0x4087D7,HOOK_61_JmpCode,sizeof(HOOK_61_JmpCode));
}
//-----------------------------------------------------------
void unnamed_100A7010()
{
InstallCallHook(0x742495,(DWORD)HOOK_62);
InstallCallHook(0x7424EC,(DWORD)HOOK_62);
InstallCallHook(0x742548,(DWORD)HOOK_62);
InstallCallHook(0x742548,(DWORD)HOOK_63);
InstallCallHook(0x740B69,(DWORD)HOOK_63);
InstallCallHook(0x736247,(DWORD)HOOK_63);
InstallCallHook(0x7424CB,(DWORD)HOOK_64);
InstallCallHook(0x73AC4B,(DWORD)HOOK_65);
}
//-----------------------------------------------------------
void unnamed_100A71C0()
{
InstallCallHook(0x6D7C90,(DWORD)HOOK_66,0xE9);
}
//-----------------------------------------------------------