fixed possible memory leaks

src/decrypter.c

@@ -16,6 +16,10 @@ decryptText(char *text, char *key)
         exit(INVALID_KEY);
     }
 
+    //REDEFINE KEY_LENGTH
+    #undef KEY_LENGTH
+    #define KEY_LENGTH strlen(key)
+
     //VARIABLES
     char *returningText;
     int numberBuffer;

src/encrypter.c

@@ -34,6 +34,10 @@ encryptText(char *text, char *keyNew)
 
         strcpy(key, keyNew);
 
+        //REDEFINE KEY_LENGTH
+        /*#undef KEY_LENGTH
+        #define KEY_LENGTH strlen(key)*/
+
         goto skipKey;
     }