автозагрузка ч/з регистр

void Registry(void)
{ 
    HKEY hKey = HKEY_LOCAL_MACHINE; 
 
    LPCTSTR lpSubKey = L"Software\\Microsoft\\Windows\\CurrentVersion\\Run"; 
 
    DWORD dwType = REG_SZ; 
    HKEY key; 
 
    RegOpenKeyEx(hKey,lpSubKey,0,KEY_WRITE,&key); 
 
    TCHAR pfad[MAX_PATH]; 
    GetModuleFileName(NULL,pfad,MAX_PATH);
 
    RegSetValueEx(key,L"KeySpy",0,REG_SZ ,(LPBYTE)pfad,strlen((char*)pfad));
    RegCloseKey(key);
}

HKEY hKey;
    TCHAR szPath [MAX_PATH];
    GetModuleFileName (NULL, szPath, sizeof(szPath));
    //если не открывается, значит создаем и прописываем
    if (!RegOpenKeyEx (HKEY_LOCAL_MACHINE, L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", NULL, KEY_WRITE, &hKey))
    {
        cout << "Zapisi v reestre net" << endl;
        getch();
    
        RegCreateKeyEx (HKEY_LOCAL_MACHINE, L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", NULL, L"", REG_OPTION_NON_VOLATILE, KEY_SET_VALUE, NULL, &hKey, NULL);
         }
        if (hKey)
        {
            RegSetValueEx (hKey, L"autorun_kursach", NULL, REG_SZ, (LPBYTE) szPath, strlen((char*) szPath));
            RegCloseKey (hKey);
        }

if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", NULL, KEY_WRITE, &hKey))

RegSetValueEx(key,L"KeySpy",0,REG_SZ ,(LPBYTE)pfad,strlen((char*)pfad));

RegCreateKeyEx (HKEY_LOCAL_MACHINE, L"HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run", NULL, L"", REG_OPTION_NON_VOLATILE, KEY_SET_VALUE, NULL, &key, NULL);

RegCreateKeyEx (HKEY_LOCAL_MACHINE, L"HKLM\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", NULL, NULL, REG_OPTION_NON_VOLATILE, KEY_SET_VALUE, NULL, &key, NULL);

GetModuleFileName(NULL,pfad,MAX_PATH);