T2-CPP/ModLoader/Modloader/source/t2dll.cpp

/*
 *	t2dll.cpp
 *	Original code by Linker
 *	Modified by Robert MacGregor
*/

#include <stdafx.h>

#include <LinkerAPI.h>
#include <modLoader.h>

#include <unordered_set>

#define endian(hex) (((hex & 0x000000FF) << 24)+((hex & 0x0000FF00) << 8)+((hex & 0x00FF0000)>>8)+((hex & 0xFF000000) >> 24))

BOOL APIENTRY DllMain( HMODULE hModule,
                       DWORD  ul_reason_for_call,
                       LPVOID lpReserved
					 )
{
    return true;
}
const unsigned char moduroutine[] = {0x8B, 0x3D, 0xEC, 0x82, 0x9E, 0x00, 0x89, 0xF8, 0x8B, 0x14, 0x85, 0xFC, 0xA5, 0x88, 0x00, 0x83, 0xFA, 0x00, 0x74, 0x30, 0x8B, 0x3D, 0xEC, 0x82, 0x9E, 0x00, 0x89, 0xF8, 0x31, 0xD2, 0x89, 0xF8, 0x8B, 0x04, 0x85, 0x00, 0xA6, 0x88, 0x00, 0xF7, 0x34, 0xBD, 0xFC, 0xA5, 0x88, 0x00, 0xFF, 0x0D, 0xEC, 0x82, 0x9E, 0x00, 0x89, 0xF8, 0x89, 0x14, 0x85, 0xFC, 0xA5, 0x88, 0x00, 0xB8, 0xC7, 0xCE, 0x42, 0x00, 0xFF, 0xE0, 0xFF, 0x0D, 0xEC, 0x82, 0x9E, 0x00, 0xC7, 0x04, 0x85, 0xFC, 0xA5, 0x88, 0x00, 0x00, 0x00, 0x00, 0x00, 0xB8, 0xC7, 0xCE, 0x42, 0x00, 0xFF, 0xE0};
const unsigned char interpreterRoutine[] = {0x8B ,0x56 ,0x18 ,0x89 ,0x15 ,0x10 ,0xB7 ,0xA3 ,0x00 ,0x89 ,0x1D ,0x14 ,0xB7 ,0xA3 ,0x00 ,0x8B ,0x55 ,0x80 ,0x89 ,0xD0 ,0xBF ,0xD9 ,0xCE ,0x42 ,0x00 ,0x3D ,0x55 ,0x00 ,0x00 ,0x00 ,0xFF ,0xE7};
const char* congetServPAddr(Linker::SimObject *obj, S32 argc, const char *argv[]) 
{
		char test[256] = "";
		char test2[256]="";
		int spr=(signed int)*serverProcessReplacement;
		sprintf(test2,"B8%08XFFD089EC5DC3",endian(spr));
		return test2;
}
const char* congetModuAddr(Linker::SimObject *obj, S32 argc, const char *argv[]) 
{
		char test[256] = "";
		char test2[256]="";
		int spr=(signed int)moduroutine;
		sprintf(test2,"B8%08XFFE0",endian(spr));
		return test2;
}
const char* congetInterpreterAddr(Linker::SimObject *obj, S32 argc, const char *argv[]) 
{
		char test[256] = "";
		char test2[256]="";
		int spr=(signed int)interpreterRoutine;
		sprintf(test2,"B8%08XFFE0",endian(spr));
		return test2;
}
	

class CImmCompoundEffect 
{
	public:
		_declspec(dllexport) int Start(unsigned long x, unsigned long y) { return 8; }
		_declspec(dllexport) int Stop() { return 1; }
};

class CImmDevice 
{
	public:
		_declspec(dllexport) static CImmDevice * CreateDevice(HINSTANCE__ *, HWND__ *) 
		{ 
			Con::addVariable("$cpuspeed",TypeS32,reinterpret_cast<void*>(0x8477F8)); //1 - S32, this is so i can set my cpu speed to 31337 or osmething =P
			Con::addVariable("$GameBase::showBoundingBox",TypeBool,reinterpret_cast<void*>(0x9ECF24));
			DWORD oldprotect=0;
			// Mod Loader Function
			Con::addMethodB(NULL, "loadMod", &conLoadMod, "Loads a C++ modification.",2,2);
			Con::addMethodS(NULL, "getServPAddr",&congetServPAddr,"Gets the memPatch data for ServerProcess",1,1);
			VirtualProtect( (LPVOID)moduroutine,sizeof(moduroutine),PAGE_EXECUTE_READWRITE,&oldprotect);
			VirtualProtect( (LPVOID)interpreterRoutine,sizeof(interpreterRoutine),PAGE_EXECUTE_READWRITE,&oldprotect);
			Con::addMethodS(NULL, "getModuAddr",&congetModuAddr,"Gets the memPatch data for the MODULO operator routine",1,1); // memPatch("42D89D",getModuAddr());
			Con::addMethodS(NULL, "getInterAddr", &congetInterpreterAddr, "Gets the memPatch data for the interpreter switchtable",1,1); // memPatch("42CED1",getInterAddr());

			// Load the original TribesNext DLL if available
			typedef void (*LPINITT2DLL)(void);
			HINSTANCE hDLL = NULL;
			LPINITT2DLL lpinitT2DLL = NULL;
			hDLL = LoadLibrary(L"tribesnext.dll"); // AfxLoadLibrary is probably better.

			if (hDLL == NULL)
				return 0; // The DLL doesn't exist
			else
				lpinitT2DLL = (LPINITT2DLL)GetProcAddress(hDLL, "_Z9initT2Dllv"); // Attempt to load our entry point

			if (lpinitT2DLL == NULL)
				return 0; // Unable to load entry point
			else
				lpinitT2DLL(); // The function was loaded, call TribesNext and move on to postTN Startup

			return 0;
		}

	_declspec(dllexport) int UsesWin32MouseServices(int) { return 4; }
};

class CImmProject 
{
	public:
		_declspec(dllexport) CImmProject() {}
		_declspec(dllexport) ~CImmProject() {}

		_declspec(dllexport) CImmCompoundEffect *GetCreatedEffect(int) { return 0; } 
		_declspec(dllexport) CImmCompoundEffect *GetCreatedEffect(const char *) { return 0; } 
		_declspec(dllexport) CImmCompoundEffect *CreateEffect(char const *, CImmDevice *, unsigned long) { return 0; }
		_declspec(dllexport) int Start(char const *, unsigned long, unsigned long, class CImmDevice *) { return 1; }
		_declspec(dllexport) int Stop(const char *) { return 1; }
		_declspec(dllexport) int LoadProjectFromMemory(void *, CImmDevice *) { return 1; }
};

#ifdef _MANAGED
#pragma managed(pop)
#endif