27         return NULL;  in list_new_internal()
30     list->head = list->tail = NULL;  in list_new_internal()
53     assert(list != NULL);  in list_is_empty()
59   assert(list != NULL);  in list_contains()
60   assert(data != NULL);  in list_contains()
73   assert(list != NULL);  in list_get_node()
74   assert(data != NULL);  in list_get_node()
75   list_node_t *p_node_ret = NULL;  in list_get_node()
88     assert(list != NULL);  in list_length()
94     assert(list != NULL);  in list_front()
101   assert(list != NULL);  in list_back()
108   assert(list != NULL);  in list_back_node()
115     assert(list != NULL);  in list_insert_after()
116     assert(prev_node != NULL);  in list_insert_after()
117     assert(data != NULL);  in list_insert_after()
135     assert(list != NULL);  in list_prepend()
136     assert(data != NULL);  in list_prepend()
145     if (list->tail == NULL) {  in list_prepend()
154     assert(list != NULL);  in list_append()
155     assert(data != NULL);  in list_append()
161     node->next = NULL;  in list_append()
163     if (list->tail == NULL) {  in list_append()
176     assert(list != NULL);  in list_remove()
177     assert(data != NULL);  in list_remove()
206     assert(list != NULL);  in list_delete()
207     assert(data != NULL);  in list_delete()
236     assert(list != NULL);  in list_clear()
240     list->head = NULL;  in list_clear()
241     list->tail = NULL;  in list_clear()
247   assert(list != NULL);  in list_foreach()
248   assert(callback != NULL);  in list_foreach()
257   return NULL;  in list_foreach()
262     assert(list != NULL);  in list_begin()
268     assert(list != NULL);  in list_end()
269     return NULL;  in list_end()
274     assert(node != NULL);  in list_next()
280     assert(node != NULL);  in list_node()
286     assert(list != NULL);  in list_free_node()
287     assert(node != NULL);  in list_free_node()
303     assert(list != NULL);  in list_delete_node()
304     assert(node != NULL);  in list_delete_node()