implemented ike_rekey()/child_rekey() bus hooks

src/charon/sa/tasks/child_rekey.c

@@ -207,6 +207,10 @@ static status_t build_r(private_child_rekey_t *this, message_t *message)
 	}
 	
 	this->child_sa->set_state(this->child_sa, CHILD_REKEYING);
+	
+	/* invoke rekey hook */
+	charon->bus->child_rekey(charon->bus, this->child_sa,
+							 this->child_create->get_child(this->child_create));
 	return SUCCESS;
 }
 
@@ -303,6 +307,12 @@ static status_t process_i(private_child_rekey_t *this, message_t *message)
 		}
 	}
 	
+	if (to_delete != this->child_create->get_child(this->child_create))
+	{	/* invoke rekey hook if rekeying successful */
+		charon->bus->child_rekey(charon->bus, this->child_sa,
+							this->child_create->get_child(this->child_create));
+	}
+	
 	spi = to_delete->get_spi(to_delete, TRUE);
 	protocol = to_delete->get_protocol(to_delete);