Add functions json_object_iter_{at,set,set_new}

src/hashtable.h

@@ -160,6 +160,17 @@ void hashtable_clear(hashtable_t *hashtable);
  */
 void *hashtable_iter(hashtable_t *hashtable);
 
+/**
+ * hashtable_iter - Return an iterator at a specific key
+ *
+ * @hashtable: The hashtable object
+ * @key: The key that the iterator should point to
+ *
+ * Like hashtable_iter() but returns an iterator pointing to a
+ * specific key.
+ */
+void *hashtable_iter_at(hashtable_t *hashtable, const void *key);
+
 /**
  * hashtable_iter_next - Advance an iterator
  *
@@ -185,4 +196,12 @@ void *hashtable_iter_key(void *iter);
  */
 void *hashtable_iter_value(void *iter);
 
+/**
+ * hashtable_iter_set - Set the value pointed by an iterator
+ *
+ * @iter: The iterator
+ * @value: The value to set
+ */
+void hashtable_iter_set(hashtable_t *hashtable, void *iter, void *value);
+
 #endif