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#include "pch.h"
#include "squirrel.h"
#include "hooks.h"
#include "hookutils.h"
#include "sigscanning.h"
#include <iostream>
// hook forward declarations
typedef SQInteger(*SQPrintType)(void* sqvm, char* fmt, ...);
SQPrintType ClientSQPrint;
SQPrintType UISQPrint;
SQPrintType ServerSQPrint;
template<Context context> SQInteger SQPrintHook(void* sqvm, char* fmt, ...);
typedef void* (*CreateNewVMType)(void* a1, Context contextArg);
CreateNewVMType ClientCreateNewVM; // only need a client one since ui doesn't have its own func for this
CreateNewVMType ServerCreateNewVM;
void* CreateNewVMHook(void* a1, Context contextArg);
// inits
SquirrelManager<CLIENT>* g_ClientSquirrelManager;
SquirrelManager<SERVER>* g_ServerSquirrelManager;
SquirrelManager<UI>* g_UISquirrelManager;
void InitialiseClientSquirrel(HMODULE baseAddress)
{
HookEnabler hook;
// client inits
g_ClientSquirrelManager = new SquirrelManager<CLIENT>();
ENABLER_CREATEHOOK(hook, (char*)baseAddress + 0x12B00, &SQPrintHook<CLIENT>, reinterpret_cast<LPVOID*>(&ClientSQPrint)); // client print function
// ui inits
g_UISquirrelManager = new SquirrelManager<UI>();
ENABLER_CREATEHOOK(hook, (char*)baseAddress + 0x12BA0, &SQPrintHook<UI>, reinterpret_cast<LPVOID*>(&UISQPrint)); // ui print function
// hooks for both client and ui, since they share some functions
ENABLER_CREATEHOOK(hook, (char*)baseAddress + 0x26130, &CreateNewVMHook, reinterpret_cast<LPVOID*>(&ClientCreateNewVM)); // client createnewvm function
}
void InitialiseServerSquirrel(HMODULE baseAddress)
{
g_ServerSquirrelManager = new SquirrelManager<SERVER>();
HookEnabler hook;
ENABLER_CREATEHOOK(hook, (char*)baseAddress + 0x1FE90, &SQPrintHook<SERVER>, reinterpret_cast<LPVOID*>(&ServerSQPrint)); // server print function
ENABLER_CREATEHOOK(hook, (char*)baseAddress + 0x260E0, &CreateNewVMHook, reinterpret_cast<LPVOID*>(&ServerCreateNewVM)); // server createnewvm function
}
// hooks
template<Context context> SQInteger SQPrintHook(void* sqvm, char* fmt, ...)
{
va_list va;
va_start(va, fmt);
SQChar buf[1024];
int charsWritten = vsnprintf_s(buf, _TRUNCATE, fmt, va);
if (charsWritten > 0)
{
if (buf[charsWritten - 1] == '\n')
buf[charsWritten - 1] == '\0';
spdlog::info("[{} SCRIPT] {}", GetContextName(context), buf);
}
va_end(va);
return 0;
}
void* CreateNewVMHook(void* a1, Context context)
{
std::cout << "CreateNewVM " << GetContextName(context) << std::endl;
if (context == CLIENT)
{
void* sqvm = ClientCreateNewVM(a1, context);
g_ClientSquirrelManager->sqvm = sqvm;
return sqvm;
}
else if (context == UI)
{
void* sqvm = ClientCreateNewVM(a1, context);
g_UISquirrelManager->sqvm = sqvm;
return sqvm;
}
else if (context == SERVER)
{
void* sqvm = ServerCreateNewVM(a1, context);
g_ServerSquirrelManager->sqvm = sqvm;
return sqvm;
}
}
// manager
template<Context context> SquirrelManager<context>::SquirrelManager() : sqvm(nullptr)
{
}
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