1 /* Copyright (c) 2013-2021. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #ifndef SURF_ROUTING_NONE_HPP_
7 #define SURF_ROUTING_NONE_HPP_
9 #include <simgrid/kernel/routing/NetZoneImpl.hpp>
15 /** @ingroup ROUTING_API
16 * @brief NetZone with no routing, useful with the constant network model
18 * Such netzones never contain any link, and the latency is always left unchanged:
19 * the constant time network model computes this latency externally.
22 class XBT_PRIVATE EmptyZone : public NetZoneImpl {
24 explicit EmptyZone(const std::string& name) : NetZoneImpl(name) {}
26 void get_local_route(NetPoint* src, NetPoint* dst, RouteCreationArgs* into, double* latency) override
28 /* There can't be route in an Empty zone */
31 void get_graph(const s_xbt_graph_t* graph, std::map<std::string, xbt_node_t, std::less<>>* /*nodes*/,
32 std::map<std::string, xbt_edge_t, std::less<>>* /*edges*/) override;
34 } // namespace routing
36 } // namespace simgrid
38 #endif /* SURF_ROUTING_NONE_HPP_ */