Gets the full path of beamng

main.cpp

@@ -2,8 +2,97 @@
 //// Created by Anonymous275 on 3/3/2020.
 ////
 
-int main(){
+#include <windows.h>
+#include <iostream>
+#include <string>
+#include <cstring>
+#define MAX_KEY_LENGTH 255
+#define MAX_VALUE_NAME 16383
+std::string keyName;
+
+std::string QueryKey(HKEY hKey)
+{
+    TCHAR    achKey[MAX_KEY_LENGTH];   // buffer for subkey name
+    DWORD    cbName;                   // size of name string
+    TCHAR    achClass[MAX_PATH] = TEXT("");  // buffer for class name
+    DWORD    cchClassName = MAX_PATH;  // size of class string
+    DWORD    cSubKeys=0;               // number of subkeys
+    DWORD    cbMaxSubKey;              // longest subkey size
+    DWORD    cchMaxClass;              // longest class string
+    DWORD    cValues;              // number of values for key
+    DWORD    cchMaxValue;          // longest value name
+    DWORD    cbMaxValueData;       // longest value data
+    DWORD    cbSecurityDescriptor; // size of security descriptor
+    FILETIME ftLastWriteTime;      // last write time
+
+    DWORD i, retCode;
+
+    TCHAR  achValue[MAX_VALUE_NAME];
+    DWORD cchValue = MAX_VALUE_NAME;
+
+    retCode = RegQueryInfoKey(
+            hKey,                    // key handle
+            achClass,                // buffer for class name
+            &cchClassName,           // size of class string
+            NULL,                    // reserved
+            &cSubKeys,               // number of subkeys
+            &cbMaxSubKey,            // longest subkey size
+            &cchMaxClass,            // longest class string
+            &cValues,                // number of values for this key
+            &cchMaxValue,            // longest value name
+            &cbMaxValueData,         // longest value data
+            &cbSecurityDescriptor,   // security descriptor
+            &ftLastWriteTime);       // last write time
 
 
-    return 0;
+
+    BYTE* buffer = new BYTE[cbMaxValueData];
+    ZeroMemory(buffer, cbMaxValueData);
+
+    if (cValues)
+    {
+        for (i=0, retCode = ERROR_SUCCESS; i<cValues; i++)
+        {
+            cchValue = MAX_VALUE_NAME;
+            achValue[0] = '\0';
+            retCode = RegEnumValue(hKey, i,
+                                   achValue,
+                                   &cchValue,
+                                   NULL,
+                                   NULL,
+                                   NULL,
+                                   NULL);
+
+            if (retCode == ERROR_SUCCESS )
+            {
+
+                DWORD lpData = cbMaxValueData;
+                buffer[0] = '\0';
+                LONG dwRes = RegQueryValueEx(hKey, achValue, 0, NULL, buffer, &lpData);
+                std::string Path = reinterpret_cast<const char *const>(buffer);
+                return Path.substr(0,Path.length()-2);
+            }
+        }
+    }else{
+        std::cout << "Error Failed to Find Beamng\n";
+    }
+    delete [] buffer;
+    return "";
 }
+
+
+int main()
+{
+    HKEY hKey;
+    LONG dwRegOPenKey = RegOpenKeyEx(HKEY_CLASSES_ROOT, "beamng\\DefaultIcon", 0, KEY_READ, &hKey);
+    if(dwRegOPenKey == ERROR_SUCCESS){
+        keyName = QueryKey(hKey);
+        std::cout << keyName << std::endl; //Prints the exe path
+    }else{
+        std::cout << "Error Failed to Find Beamng\n";
+    }
+    RegCloseKey(hKey);
+
+    system("pause");
+    return 0;
+}