- iterator for linked list implemented

- first test for iterator written
- linked list values capsulated into private struct

Source/charon/tests/linked_list_test.h

@@ -36,9 +36,27 @@
  */
 void test_linked_list(tester_t *tester);
 
+/**
+ * @brief Test function for the type linked_list_t and its forward iterator
+ *
+ * Performs different kinds of assertions to check the functionality
+ * of the linked_list_t and its iterator in a Single-Threaded environment. 
+ * 
+ * @warning To be usable in multi-threaded software 
+ * this list has to get protected with locks.
+ *  
+ * @param tester tester object
+ */
+void test_linked_list_forward_iterator(tester_t *tester);
+
 /**
  * Test for linked_list_t
  */
 test_t linked_list_test = {test_linked_list,"Linked List"};
 
+/**
+ * Test for linked_list_t with iterator
+ */
+test_t linked_list_forward_iterator_test = {test_linked_list_forward_iterator,"Linked List Forward Iterator"};
+
 #endif /*LINKED_LIST_TEST_H_*/