1 /* Copyright (c) 2013-2015. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #ifndef NETWORK_ROUTING_HPP_
8 #define NETWORK_ROUTING_HPP_
11 #include <xbt/signal.hpp>
13 #include "surf_interface.hpp"
14 #include "src/surf/xml/platf_private.hpp" // FIXME: including this here is pure madness. KILKILKIL XML.
15 #include "src/surf/AsImpl.hpp"
21 XBT_PUBLIC(void) routing_model_create(Link *loopback);
22 XBT_PRIVATE xbt_node_t new_xbt_graph_node (xbt_graph_t graph, const char *name, xbt_dict_t nodes);
23 XBT_PRIVATE xbt_edge_t new_xbt_graph_edge (xbt_graph_t graph, xbt_node_t s, xbt_node_t d, xbt_dict_t edges);
29 XBT_PUBLIC_DATA(simgrid::xbt::signal<void(s4u::As*)>) asCreatedCallbacks;
30 XBT_PUBLIC_DATA(simgrid::xbt::signal<void(NetCard*)>) netcardCreatedCallbacks;
36 class XBT_PRIVATE Onelink;
39 /** @ingroup SURF_routing_interface
40 * @brief Network cards are the vertices in the graph representing the network, used to compute paths between nodes.
42 * @details This represents a position in the network. One can route information between two netcards
47 virtual int id()=0; // Our rank in the vertices_ array of our containing AS.
48 virtual char *name()=0;
49 virtual AsImpl *containingAS()=0; // This is the AS in which I am
50 virtual bool isAS()=0;
51 virtual bool isHost()=0;
52 virtual bool isRouter()=0;
58 struct XBT_PRIVATE NetCardImpl : public NetCard {
60 NetCardImpl(const char *name, NetCard::Type componentType, AsImpl *containingAS)
61 : name_(xbt_strdup(name)),
62 componentType_(componentType),
63 containingAS_(containingAS)
65 if (containingAS != nullptr)
66 id_ = containingAS->addComponent(this);
67 simgrid::routing::netcardCreatedCallbacks(this);
69 ~NetCardImpl() { xbt_free(name_);};
71 int id() override {return id_;}
72 char *name() override {return name_;}
73 AsImpl *containingAS() override {return containingAS_;}
75 bool isAS() override {return componentType_ == Type::As;}
76 bool isHost() override {return componentType_ == Type::Host;}
77 bool isRouter() override {return componentType_ == Type::Router;}
82 NetCard::Type componentType_;
83 AsImpl *containingAS_;
86 /** @ingroup SURF_routing_interface
87 * @brief Link of length 1, alongside with its source and destination. This is mainly useful in the ns3 bindings
91 Onelink(void *link, NetCard *src, NetCard *dst)
92 : src_(src), dst_(dst), link_(link) {};
98 /** @ingroup SURF_routing_interface
99 * @brief The class representing a whole routing platform
101 XBT_PUBLIC_CLASS RoutingPlatf {
103 explicit RoutingPlatf(Link *loopback);
105 AsImpl *root_ = nullptr;
107 xbt_dynar_t getOneLinkRoutes(void);
108 void getRouteAndLatency(NetCard *src, NetCard *dst, std::vector<Link*> * links, double *latency);
114 #endif /* NETWORK_ROUTING_HPP_ */