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Some custom scruipt loading hooks

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This commit is contained in:
ineedbots 2021-06-29 12:26:09 -06:00
parent e0b9522e34
commit 984825fe51
4 changed files with 88 additions and 6 deletions
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25
src/Components/Modules/Script.cpp
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@ -5,25 +5,24 @@ namespace Components
{
std::unordered_map<std::string, Game::scr_function_t> Script::CustomScrFunctions;
std::unordered_map<std::string, Game::scr_method_t> Script::CustomScrMethods;
std::vector<unsigned int> Script::CustomScrHandles;
void Script::AddFunction(const char* name, Game::xfunction_t func, int type)
{
Game::scr_function_t toAdd;
toAdd.call = func;
toAdd.name = name;
toAdd.developer = type;
CustomScrFunctions.insert_or_assign(name, toAdd);
CustomScrFunctions.insert_or_assign(Utils::String::ToLower(name), toAdd);
}
void Script::AddMethod(const char* name, Game::xmethod_t func, int type)
{
Game::scr_method_t toAdd;
toAdd.call = func;
toAdd.name = name;
toAdd.developer = type;
CustomScrMethods.insert_or_assign(name, toAdd);
CustomScrMethods.insert_or_assign(Utils::String::ToLower(name), toAdd);
}
Game::xmethod_t Script::Player_GetMethod_Hook(const char** name)
@ -36,6 +35,16 @@ namespace Components
return got->second.call;
}
void Script::GScr_LoadGameTypeScript_Hook()
{
Game::GScr_LoadGameTypeScript();
}
void Script::G_LoadStructs_Hook()
{
Game::G_LoadStructs();
}
Game::xfunction_t Script::Scr_GetFunction_Hook(const char** name, int* isDev)
{
auto got = CustomScrFunctions.find(*name);
@ -43,18 +52,26 @@ namespace Components
if (got == CustomScrFunctions.end())
return Game::Scr_GetFunction(name, isDev);
*isDev = got->second.developer;
return got->second.call;
}
Script::Script()
{
// custom gsc calls
Utils::Hook(0x46E9CB, Player_GetMethod_Hook, HOOK_CALL).install()->quick();
Utils::Hook(0x46E7BF, Scr_GetFunction_Hook, HOOK_CALL).install()->quick();
// load custom scripts
Utils::Hook(0x4FC75F, G_LoadStructs_Hook, HOOK_CALL).install()->quick();
Utils::Hook(0x5043FA, GScr_LoadGameTypeScript_Hook, HOOK_CALL).install()->quick();
}
Script::~Script()
{
CustomScrFunctions.clear();
CustomScrMethods.clear();
CustomScrHandles.clear();
}
}

4
src/Components/Modules/Script.hpp
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@ -12,8 +12,12 @@ namespace Components
private:
static std::unordered_map<std::string, Game::scr_function_t> CustomScrFunctions;
static std::unordered_map<std::string, Game::scr_method_t> CustomScrMethods;
static std::vector<unsigned int> CustomScrHandles;
static Game::xmethod_t Player_GetMethod_Hook(const char**);
static Game::xfunction_t Scr_GetFunction_Hook(const char**, int*);
static void GScr_LoadGameTypeScript_Hook();
static void G_LoadStructs_Hook();
};
}

52
src/Game/Game.cpp
View File

@ -28,14 +28,19 @@ namespace Game
bgs_s** bgs_ptr;
Player_GetMethod_t* Player_GetMethod;
Scr_LoadScript_t* Scr_LoadScript;
Scr_GetFunction_t* Scr_GetFunction;
Player_GetMethod_t* Player_GetMethod;
GScr_LoadGameTypeScript_t* GScr_LoadGameTypeScript;
G_LoadStructs_t* G_LoadStructs;
void Init(GAMEEXE)
{
Player_GetMethod = ASSIGN(Player_GetMethod_t*, 0x52E050);
Scr_GetFunction = ASSIGN(Scr_GetFunction_t*, 0x50D280);
Scr_LoadScript = ASSIGN(Scr_LoadScript_t*, 0x474D80);
GScr_LoadGameTypeScript = ASSIGN(GScr_LoadGameTypeScript_t*, 0x503F90);
G_LoadStructs = ASSIGN(G_LoadStructs_t*, 0x5118A0);
cls = ASSIGN(clientStatic_t*, 0x68A408);
@ -65,6 +70,49 @@ namespace Game
bgs_ptr = ASSIGN(bgs_s**, 0x19A1C78);
}
unsigned int Scr_GetFunctionHandle(char* filename, const char* funcHandle)
{
int func_loc = 0x474950;
unsigned int answer;
__asm
{
push funcHandle;
mov eax, filename;
call func_loc;
add esp, 4;
mov answer, eax;
}
return answer;
}
__int16 Scr_ExecThread(int handle)
{
int func_loc = 0x482080;
__int16 answer;
__asm
{
mov eax, handle;
call func_loc;
mov answer, ax;
}
return answer;
}
void RemoveRefToObject(int obj)
{
int func_loc = 0x479660;
__asm
{
mov eax, obj;
call func_loc;
}
}
void G_SelectWeaponIndex(int wpIdx, int clNum)
{
int func_loc = 0x5282E0;

13
src/Game/Game.hpp
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@ -32,6 +32,19 @@ namespace Game
extern stringIndex_t* scr_const;
extern bgs_s** bgs_ptr;
typedef int (Scr_LoadScript_t)(char*);
extern Scr_LoadScript_t* Scr_LoadScript;
typedef void (GScr_LoadGameTypeScript_t)();
extern GScr_LoadGameTypeScript_t* GScr_LoadGameTypeScript;
typedef void (G_LoadStructs_t)();
extern G_LoadStructs_t* G_LoadStructs;
extern unsigned int Scr_GetFunctionHandle(char*, const char*);
extern __int16 Scr_ExecThread(int);
extern void RemoveRefToObject(int);
typedef Game::xmethod_t (Player_GetMethod_t)(const char**);
extern Player_GetMethod_t* Player_GetMethod;