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"
22 XBT_PUBLIC(void) routing_model_create(Link *loopback);
23 XBT_PRIVATE xbt_node_t new_xbt_graph_node (xbt_graph_t graph, const char *name, xbt_dict_t nodes);
24 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);
30 XBT_PUBLIC_DATA(simgrid::xbt::signal<void(s4u::As*)>) asCreatedCallbacks;
31 XBT_PUBLIC_DATA(simgrid::xbt::signal<void(NetCard*)>) netcardCreatedCallbacks;
37 class XBT_PRIVATE Onelink;
40 /** @ingroup SURF_routing_interface
41 * @brief Network cards are the vertices in the graph representing the network, used to compute paths between nodes.
43 * @details This represents a position in the network. One can route information between two netcards
48 virtual int id()=0; // Our rank in the vertices_ array of our containing AS.
49 virtual char *name()=0;
50 virtual AsImpl *containingAS()=0; // This is the AS in which I am
51 virtual bool isAS()=0;
52 virtual bool isHost()=0;
53 virtual bool isRouter()=0;
56 struct XBT_PRIVATE NetCardImpl : public NetCard {
58 NetCardImpl(const char *name, e_surf_network_element_type_t componentType, AsImpl *containingAS)
59 : name_(xbt_strdup(name)),
60 componentType_(componentType),
61 containingAS_(containingAS)
63 if (containingAS != nullptr)
64 id_ = containingAS->addComponent(this);
65 simgrid::surf::netcardCreatedCallbacks(this);
67 ~NetCardImpl() { xbt_free(name_);};
69 int id() override {return id_;}
70 char *name() override {return name_;}
71 AsImpl *containingAS() override {return containingAS_;}
73 bool isAS() override {return componentType_ == SURF_NETWORK_ELEMENT_AS;}
74 bool isHost() override {return componentType_ == SURF_NETWORK_ELEMENT_HOST;}
75 bool isRouter() override {return componentType_ == SURF_NETWORK_ELEMENT_ROUTER;}
80 e_surf_network_element_type_t componentType_;
81 AsImpl *containingAS_;
84 /** @ingroup SURF_routing_interface
85 * @brief Link of length 1, alongside with its source and destination. This is mainly useful in the ns3 bindings
89 Onelink(void *link, NetCard *src, NetCard *dst)
90 : src_(src), dst_(dst), link_(link) {};
96 /** @ingroup SURF_routing_interface
97 * @brief The class representing a whole routing platform
99 XBT_PUBLIC_CLASS RoutingPlatf {
101 RoutingPlatf(Link *loopback);
103 AsImpl *root_ = nullptr;
105 xbt_dynar_t getOneLinkRoutes(void);
106 void getRouteAndLatency(NetCard *src, NetCard *dst, std::vector<Link*> * links, double *latency);
112 #endif /* NETWORK_ROUTING_HPP_ */