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kill useless code now that As::Seal() exists
[simgrid.git] / src / surf / surf_routing.cpp
index de408ff..66f1972 100644 (file)
@@ -1,4 +1,4 @@
-/* Copyright (c) 2009-2011, 2013-2014. The SimGrid Team.
+/* Copyright (c) 2009-2011, 2013-2015. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -7,42 +7,38 @@
 #include "surf_routing.hpp"
 #include "surf_routing_private.hpp"
 #include "surf_routing_cluster.hpp"
-#include "surf_routing_cluster_torus.hpp"
-#include "surf_routing_cluster_fat_tree.hpp"
 
 #include "simgrid/platf_interface.h"    // platform creation API internal interface
 #include "simgrid/sg_config.h"
 #include "storage_interface.hpp"
-
+#include "src/surf/platform.hpp"
 #include "surf/surfxml_parse_values.h"
 
+/*************
+ * Callbacks *
+ *************/
+
+namespace simgrid {
+namespace surf {
+
+simgrid::xbt::signal<void(simgrid::surf::NetCard*)> netcardCreatedCallbacks;
+simgrid::xbt::signal<void(simgrid::surf::As*)> asCreatedCallbacks;
+
+}
+}
 
 /**
  * @ingroup SURF_build_api
  * @brief A library containing all known hosts
  */
-xbt_lib_t host_lib;
+xbt_dict_t host_list;
 
-int ROUTING_HOST_LEVEL;         //Routing level
-int SURF_CPU_LEVEL;             //Surf cpu level
-int SURF_HOST_LEVEL;            //Surf host level
-int SIMIX_HOST_LEVEL;           //Simix host level
-int SIMIX_STORAGE_LEVEL;        //Simix storage level
-int MSG_HOST_LEVEL;             //Msg host level
-int MSG_STORAGE_LEVEL;          //Msg storage level
-int MSG_FILE_LEVEL;             //Msg file level
-int SD_HOST_LEVEL;              //Simdag host level
-int SD_STORAGE_LEVEL;           //Simdag storage level
 int COORD_HOST_LEVEL=0;         //Coordinates level
-int NS3_HOST_LEVEL;             //host node for ns3
 
-/**
- * @ingroup SURF_build_api
- * @brief A library containing all known links
- */
-xbt_lib_t link_lib;
-int SD_LINK_LEVEL;              //Simdag level
-int SURF_LINK_LEVEL;            //Surf level
+int MSG_FILE_LEVEL;             //Msg file level
+
+int SIMIX_STORAGE_LEVEL;        //Simix storage level
+int MSG_STORAGE_LEVEL;          //Msg storage level
 
 xbt_lib_t as_router_lib;
 int ROUTING_ASR_LEVEL;          //Routing level
@@ -50,33 +46,30 @@ int COORD_ASR_LEVEL;            //Coordinates level
 int NS3_ASR_LEVEL;              //host node for ns3
 int ROUTING_PROP_ASR_LEVEL;     //Where the properties are stored
 
-static xbt_dict_t random_value = NULL;
-
-
-/** @brief Retrieve a routing edge from its name
+/** @brief Retrieve a netcard from its name
  *
- * Routing edges are either host and routers, whatever
+ * Netcards are the thing that connect host or routers to the network
  */
-RoutingEdgePtr sg_routing_edge_by_name_or_null(const char *name) {
-  RoutingEdgePtr net_elm = (RoutingEdgePtr) xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
+simgrid::surf::NetCard *sg_netcard_by_name_or_null(const char *name)
+{
+  sg_host_t h = sg_host_by_name(name);
+  simgrid::surf::NetCard *net_elm = h==NULL?NULL: h->pimpl_netcard;
   if (!net_elm)
-       net_elm = (RoutingEdgePtr) xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
+    net_elm = (simgrid::surf::NetCard*) xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
   return net_elm;
 }
 
 /* Global vars */
-RoutingPlatfPtr routing_platf = NULL;
-AsPtr current_routing = NULL;
-
-/* global parse functions */
-extern xbt_dynar_t mount_list;
+simgrid::surf::RoutingPlatf *routing_platf = NULL;
 
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
 
-static void routing_parse_peer(sg_platf_peer_cbarg_t peer);     /* peer bypass */
-// static void routing_parse_Srandom(void);        /* random bypass */
-
-static void routing_parse_postparse(void);
+/** The current AS in the parsing */
+static simgrid::surf::As *current_routing = NULL;
+simgrid::surf::As* routing_get_current()
+{
+  return current_routing;
+}
 
 /* this lines are only for replace use like index in the model table */
 typedef enum {
@@ -94,241 +87,69 @@ typedef enum {
 struct s_model_type routing_models[] = {
   {"Full",
    "Full routing data (fast, large memory requirements, fully expressive)",
-   model_full_create, model_full_end},
+   model_full_create},
   {"Floyd",
    "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
-   model_floyd_create, model_floyd_end},
+   model_floyd_create},
   {"Dijkstra",
    "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
-   model_dijkstra_create, model_dijkstra_both_end},
+   model_dijkstra_create},
   {"DijkstraCache",
    "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
-   model_dijkstracache_create, model_dijkstra_both_end},
+   model_dijkstracache_create},
   {"none", "No routing (Unless you know what you are doing, avoid using this mode in combination with a non Constant network model).",
-   model_none_create,  NULL},
-  {"Vivaldi", "Vivaldi routing",
-   model_vivaldi_create, NULL},
-  {"Cluster", "Cluster routing",
-   model_cluster_create, NULL},
-  {"Torus_Cluster", "Torus Cluster routing",
-   model_torus_cluster_create, NULL},
-  {"Fat_Tree_Cluster", "Fat Tree Cluster routing",
-   model_fat_tree_cluster_create, NULL},
-  {NULL, NULL, NULL, NULL}
+   model_none_create},
+  {"Vivaldi", "Vivaldi routing", model_vivaldi_create},
+  {"Cluster", "Cluster routing", model_cluster_create},
+  {"Torus_Cluster", "Torus Cluster routing", model_torus_cluster_create},
+  {"Fat_Tree_Cluster", "Fat Tree Cluster routing", model_fat_tree_cluster_create},
+  {NULL, NULL, NULL}
 };
 
 /**
- * \brief Add a "host_link" to the network element list
+ * \brief Add a netcard connecting an host to the network element list
+ * FIXME: integrate into host constructor
  */
-static void parse_S_host_link(sg_platf_host_link_cbarg_t host)
+void sg_platf_new_netcard(sg_platf_host_link_cbarg_t netcard)
 {
-  RoutingEdgePtr info = static_cast<RoutingEdgePtr>(xbt_lib_get_or_null(host_lib, host->id, ROUTING_HOST_LEVEL));
-  xbt_assert(info, "Host '%s' not found!", host->id);
+  simgrid::surf::NetCard *info = sg_host_by_name(netcard->id)->pimpl_netcard;
+  xbt_assert(info, "Host '%s' not found!", netcard->id);
   xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER] ||
       current_routing->p_modelDesc == &routing_models[SURF_MODEL_VIVALDI],
       "You have to be in model Cluster to use tag host_link!");
 
   s_surf_parsing_link_up_down_t link_up_down;
-  link_up_down.link_up = xbt_lib_get_or_null(link_lib, host->link_up, SURF_LINK_LEVEL);
-  link_up_down.link_down = xbt_lib_get_or_null(link_lib, host->link_down, SURF_LINK_LEVEL);
+  link_up_down.link_up = Link::byName(netcard->link_up);
+  link_up_down.link_down = Link::byName(netcard->link_down);
 
-  xbt_assert(link_up_down.link_up, "Link '%s' not found!",host->link_up);
-  xbt_assert(link_up_down.link_down, "Link '%s' not found!",host->link_down);
+  xbt_assert(link_up_down.link_up, "Link '%s' not found!",netcard->link_up);
+  xbt_assert(link_up_down.link_down, "Link '%s' not found!",netcard->link_down);
 
   if(!current_routing->p_linkUpDownList)
     current_routing->p_linkUpDownList = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
 
-  // If dynar is is greater than edge id and if the host_link is already defined
+  // If dynar is is greater than netcard id and if the host_link is already defined
   if((int)xbt_dynar_length(current_routing->p_linkUpDownList) > info->getId() &&
       xbt_dynar_get_as(current_routing->p_linkUpDownList, info->getId(), void*))
-       surf_parse_error("Host_link for '%s' is already defined!",host->id);
+  surf_parse_error("Host_link for '%s' is already defined!",netcard->id);
 
   XBT_DEBUG("Push Host_link for host '%s' to position %d", info->getName(), info->getId());
   xbt_dynar_set_as(current_routing->p_linkUpDownList, info->getId(), s_surf_parsing_link_up_down_t, link_up_down);
 }
 
-/**
- * \brief Add a "host" to the network element list
- */
-static void parse_S_host(sg_platf_host_cbarg_t host)
-{
-  if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
-    current_routing->p_hierarchy = SURF_ROUTING_BASE;
-  xbt_assert(!xbt_lib_get_or_null(host_lib, host->id, ROUTING_HOST_LEVEL),
-             "Reading a host, processing unit \"%s\" already exists", host->id);
-
-  RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(host->id),
-                                                   -1,
-                                                   SURF_NETWORK_ELEMENT_HOST,
-                                                   current_routing);
-  info->setId(current_routing->parsePU(info));
-  xbt_lib_set(host_lib, host->id, ROUTING_HOST_LEVEL, (void *) info);
-  XBT_DEBUG("Having set name '%s' id '%d'", host->id, info->getId());
-
-  if(mount_list){
-    xbt_lib_set(storage_lib, host->id, ROUTING_STORAGE_HOST_LEVEL, (void *) mount_list);
-    mount_list = NULL;
-  }
-
-  if (host->coord && strcmp(host->coord, "")) {
-    unsigned int cursor;
-    char*str;
-
-    if (!COORD_HOST_LEVEL)
-      xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
-    /* Pre-parse the host coordinates -- FIXME factorize with routers by overloading the routing->parse_PU function*/
-    xbt_dynar_t ctn_str = xbt_str_split_str(host->coord, " ");
-    xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
-    xbt_dynar_foreach(ctn_str,cursor, str) {
-      double val = atof(str);
-      xbt_dynar_push(ctn,&val);
-    }
-    xbt_dynar_shrink(ctn, 0);
-    xbt_dynar_free(&ctn_str);
-    xbt_lib_set(host_lib, host->id, COORD_HOST_LEVEL, (void *) ctn);
-    XBT_DEBUG("Having set host coordinates for '%s'",host->id);
-  }
-}
-
-/**
- * \brief Add a "router" to the network element list
- */
-static void parse_S_router(sg_platf_router_cbarg_t router)
-{
-  if (current_routing->p_hierarchy == SURF_ROUTING_NULL)
-    current_routing->p_hierarchy = SURF_ROUTING_BASE;
-  xbt_assert(!xbt_lib_get_or_null(as_router_lib, router->id, ROUTING_ASR_LEVEL),
-             "Reading a router, processing unit \"%s\" already exists",
-             router->id);
-
-  RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(router->id),
-                                            -1,
-                                            SURF_NETWORK_ELEMENT_ROUTER,
-                                            current_routing);
-  info->setId(current_routing->parsePU(info));
-  xbt_lib_set(as_router_lib, router->id, ROUTING_ASR_LEVEL, (void *) info);
-  XBT_DEBUG("Having set name '%s' id '%d'", router->id, info->getId());
-
-  if (router->coord && strcmp(router->coord, "")) {
-    unsigned int cursor;
-    char*str;
-
-    if (!COORD_ASR_LEVEL)
-      xbt_die ("To use host coordinates, please add --cfg=network/coordinates:yes to your command line");
-    /* Pre-parse the host coordinates */
-    xbt_dynar_t ctn_str = xbt_str_split_str(router->coord, " ");
-    xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),NULL);
-    xbt_dynar_foreach(ctn_str,cursor, str) {
-      double val = atof(str);
-      xbt_dynar_push(ctn,&val);
-    }
-    xbt_dynar_shrink(ctn, 0);
-    xbt_dynar_free(&ctn_str);
-    xbt_lib_set(as_router_lib, router->id, COORD_ASR_LEVEL, (void *) ctn);
-    XBT_DEBUG("Having set router coordinates for '%s'",router->id);
-  }
-}
-
-/**
- * \brief Store the route by calling the set_route function of the current routing component
- */
-static void parse_E_route(sg_platf_route_cbarg_t route)
-{
-  /*FIXME:REMOVE:xbt_assert(current_routing->parse_route,
-             "no defined method \"set_route\" in \"%s\"",
-             current_routing->name);*/
-
-  current_routing->parseRoute(route);
-}
-
-/**
- * \brief Store the ASroute by calling the set_ASroute function of the current routing component
- */
-static void parse_E_ASroute(sg_platf_route_cbarg_t ASroute)
-{
-  /*FIXME:REMOVE:xbt_assert(current_routing->parse_ASroute,
-             "no defined method \"set_ASroute\" in \"%s\"",
-             current_routing->name);*/
-  current_routing->parseASroute(ASroute);
-}
-
-/**
- * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
- */
-static void parse_E_bypassRoute(sg_platf_route_cbarg_t route)
-{
-  /*FIXME:REMOVE:xbt_assert(current_routing->parse_bypassroute,
-             "Bypassing mechanism not implemented by routing '%s'",
-             current_routing->name);*/
-
-  current_routing->parseBypassroute(route);
-}
-
-/**
- * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
- */
-static void parse_E_bypassASroute(sg_platf_route_cbarg_t ASroute)
-{
-  /*FIXME:REMOVE:xbt_assert(current_routing->parse_bypassroute,
-             "Bypassing mechanism not implemented by routing '%s'",
-             current_routing->name);*/
-  current_routing->parseBypassroute(ASroute);
-}
-
-static void routing_parse_trace(sg_platf_trace_cbarg_t trace)
+void sg_platf_new_trace(sg_platf_trace_cbarg_t trace)
 {
   tmgr_trace_t tmgr_trace;
   if (!trace->file || strcmp(trace->file, "") != 0) {
     tmgr_trace = tmgr_trace_new_from_file(trace->file);
-  } else if (strcmp(trace->pc_data, "") == 0) {
-    tmgr_trace = NULL;
   } else {
-    tmgr_trace =
-          tmgr_trace_new_from_string(trace->id, trace->pc_data,
-                                     trace->periodicity);
+    xbt_assert(strcmp(trace->pc_data, ""),
+        "Trace '%s' must have either a content, or point to a file on disk.",trace->id);
+    tmgr_trace = tmgr_trace_new_from_string(trace->id, trace->pc_data, trace->periodicity);
   }
   xbt_dict_set(traces_set_list, trace->id, (void *) tmgr_trace, NULL);
 }
 
-static void routing_parse_trace_connect(sg_platf_trace_connect_cbarg_t trace_connect)
-{
-  xbt_assert(xbt_dict_get_or_null
-              (traces_set_list, trace_connect->trace),
-              "Cannot connect trace %s to %s: trace unknown",
-              trace_connect->trace,
-              trace_connect->element);
-
-  switch (trace_connect->kind) {
-  case SURF_TRACE_CONNECT_KIND_HOST_AVAIL:
-    xbt_dict_set(trace_connect_list_host_avail,
-        trace_connect->trace,
-        xbt_strdup(trace_connect->element), NULL);
-    break;
-  case SURF_TRACE_CONNECT_KIND_POWER:
-    xbt_dict_set(trace_connect_list_power, trace_connect->trace,
-        xbt_strdup(trace_connect->element), NULL);
-    break;
-  case SURF_TRACE_CONNECT_KIND_LINK_AVAIL:
-    xbt_dict_set(trace_connect_list_link_avail,
-        trace_connect->trace,
-        xbt_strdup(trace_connect->element), NULL);
-    break;
-  case SURF_TRACE_CONNECT_KIND_BANDWIDTH:
-    xbt_dict_set(trace_connect_list_bandwidth,
-        trace_connect->trace,
-        xbt_strdup(trace_connect->element), NULL);
-    break;
-  case SURF_TRACE_CONNECT_KIND_LATENCY:
-    xbt_dict_set(trace_connect_list_latency, trace_connect->trace,
-        xbt_strdup(trace_connect->element), NULL);
-    break;
-  default:
-       surf_parse_error("Cannot connect trace %s to %s: kind of trace unknown",
-        trace_connect->trace, trace_connect->element);
-    break;
-  }
-}
-
 /**
  * \brief Make a new routing component to the platform
  *
@@ -371,13 +192,14 @@ void routing_AS_begin(sg_platf_AS_cbarg_t AS)
   }
 
   /* make a new routing component */
-  AsPtr new_as = model->create();
+  simgrid::surf::As *new_as = model->create();
 
   new_as->p_modelDesc = model;
   new_as->p_hierarchy = SURF_ROUTING_NULL;
   new_as->p_name = xbt_strdup(AS->id);
 
-  RoutingEdgePtr info = new RoutingEdgeImpl(xbt_strdup(new_as->p_name),
+  simgrid::surf::NetCard *info =
+    new simgrid::surf::NetCardImpl(xbt_strdup(new_as->p_name),
                                             -1,
                                             SURF_NETWORK_ELEMENT_AS,
                                             current_routing);
@@ -412,8 +234,10 @@ void routing_AS_begin(sg_platf_AS_cbarg_t AS)
 
   /* set the new current component of the tree */
   current_routing = new_as;
-  current_routing->p_netElem = info;
+  current_routing->p_netcard = info;
 
+  simgrid::surf::netcardCreatedCallbacks(info);
+  simgrid::surf::asCreatedCallbacks(new_as);
 }
 
 /**
@@ -427,14 +251,13 @@ void routing_AS_begin(sg_platf_AS_cbarg_t AS)
  * even if you add stuff to a closed AS
  *
  */
-void routing_AS_end(sg_platf_AS_cbarg_t /*AS*/)
+void routing_AS_end()
 {
 
   if (current_routing == NULL) {
     THROWF(arg_error, 0, "Close an AS, but none was under construction");
   } else {
-    if (current_routing->p_modelDesc->end)
-      current_routing->p_modelDesc->end(current_routing);
+    current_routing->Seal();
     current_routing = current_routing->p_routingFather;
   }
 }
@@ -450,26 +273,26 @@ void routing_AS_end(sg_platf_AS_cbarg_t /*AS*/)
  * Get the common father of the to processing units, and the first different
  * father in the chain
  */
-static void elements_father(sg_routing_edge_t src, sg_routing_edge_t dst,
+static void elements_father(sg_netcard_t src, sg_netcard_t dst,
                             AS_t * res_father,
                             AS_t * res_src,
                             AS_t * res_dst)
 {
   xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
 #define ELEMENTS_FATHER_MAXDEPTH 16     /* increase if it is not enough */
-  AsPtr src_as, dst_as;
-  AsPtr path_src[ELEMENTS_FATHER_MAXDEPTH];
-  AsPtr path_dst[ELEMENTS_FATHER_MAXDEPTH];
+  simgrid::surf::As *src_as, *dst_as;
+  simgrid::surf::As *path_src[ELEMENTS_FATHER_MAXDEPTH];
+  simgrid::surf::As *path_dst[ELEMENTS_FATHER_MAXDEPTH];
   int index_src = 0;
   int index_dst = 0;
-  AsPtr current;
-  AsPtr current_src;
-  AsPtr current_dst;
-  AsPtr father;
+  simgrid::surf::As *current;
+  simgrid::surf::As *current_src;
+  simgrid::surf::As *current_dst;
+  simgrid::surf::As *father;
 
   /* (1) find the as where the src and dst are located */
-  sg_routing_edge_t src_data = src;
-  sg_routing_edge_t dst_data = dst;
+  sg_netcard_t src_data = src;
+  sg_netcard_t dst_data = dst;
   src_as = src_data->getRcComponent();
   dst_as = dst_data->getRcComponent();
 #ifndef NDEBUG
@@ -525,17 +348,18 @@ static void elements_father(sg_routing_edge_t src, sg_routing_edge_t dst,
  * This function is called by "get_route" and "get_latency". It allows to walk
  * recursively through the ASes tree.
  */
-static void _get_route_and_latency(RoutingEdgePtr src, RoutingEdgePtr dst,
-                                   xbt_dynar_t * links, double *latency)
+static void _get_route_and_latency(
+  simgrid::surf::NetCard *src, simgrid::surf::NetCard *dst,
+  xbt_dynar_t * links, double *latency)
 {
-  s_sg_platf_route_cbarg_t route;
+  s_sg_platf_route_cbarg_t route = SG_PLATF_ROUTE_INITIALIZER;
   memset(&route,0,sizeof(route));
 
   xbt_assert(src && dst, "bad parameters for \"_get_route_latency\" method");
   XBT_DEBUG("Solve route/latency  \"%s\" to \"%s\"", src->getName(), dst->getName());
 
   /* Find how src and dst are interconnected */
-  AsPtr common_father, src_father, dst_father;
+  simgrid::surf::As *common_father, *src_father, *dst_father;
   elements_father(src, dst, &common_father, &src_father, &dst_father);
   XBT_DEBUG("elements_father: common father '%s' src_father '%s' dst_father '%s'",
       common_father->p_name, src_father->p_name, dst_father->p_name);
@@ -549,7 +373,7 @@ static void _get_route_and_latency(RoutingEdgePtr src, RoutingEdgePtr dst,
   /* Common ancestor is kind enough to declare a bypass route from src to dst -- use it and bail out */
   if (e_route_bypass) {
     xbt_dynar_merge(links, &e_route_bypass->link_list);
-    generic_free_route(e_route_bypass);
+    routing_route_free(e_route_bypass);
     return;
   }
 
@@ -565,17 +389,17 @@ static void _get_route_and_latency(RoutingEdgePtr src, RoutingEdgePtr dst,
 
   route.link_list = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
   // Find the net_card corresponding to father
-  RoutingEdgePtr src_father_net_elm = src_father->p_netElem;
-  RoutingEdgePtr dst_father_net_elm = dst_father->p_netElem;
+  simgrid::surf::NetCard *src_father_netcard = src_father->p_netcard;
+  simgrid::surf::NetCard *dst_father_netcard = dst_father->p_netcard;
 
-  common_father->getRouteAndLatency(src_father_net_elm, dst_father_net_elm,
+  common_father->getRouteAndLatency(src_father_netcard, dst_father_netcard,
                                     &route, latency);
 
   xbt_assert((route.gw_src != NULL) && (route.gw_dst != NULL),
       "bad gateways for route from \"%s\" to \"%s\"", src->getName(), dst->getName());
 
-  sg_routing_edge_t src_gateway_net_elm = route.gw_src;
-  sg_routing_edge_t dst_gateway_net_elm = route.gw_dst;
+  sg_netcard_t src_gateway_net_elm = route.gw_src;
+  sg_netcard_t dst_gateway_net_elm = route.gw_dst;
 
   /* If source gateway is not our source, we have to recursively find our way up to this point */
   if (src != src_gateway_net_elm)
@@ -586,17 +410,18 @@ static void _get_route_and_latency(RoutingEdgePtr src, RoutingEdgePtr dst,
   if (dst_gateway_net_elm != dst)
     _get_route_and_latency(dst_gateway_net_elm, dst, links, latency);
 
-  // if vivaldi latency+=vivaldi(src_gateway,dst_gateway)
 }
 
 AS_t surf_platf_get_root(routing_platf_t platf){
   return platf->p_root;
 }
 
-e_surf_network_element_type_t surf_routing_edge_get_rc_type(sg_routing_edge_t edge){
-  return edge->getRcType();
+e_surf_network_element_type_t surf_routing_edge_get_rc_type(sg_netcard_t netcard){
+  return netcard->getRcType();
 }
 
+namespace simgrid {
+namespace surf {
 
 /**
  * \brief Find a route between hosts
@@ -610,13 +435,12 @@ e_surf_network_element_type_t surf_routing_edge_get_rc_type(sg_routing_edge_t ed
  * \pre route!=NULL
  *
  * walk through the routing components tree and find a route between hosts
- * by calling the differents "get_route" functions in each routing component.
+ * by calling each "get_route" function in each routing component.
  */
-void RoutingPlatf::getRouteAndLatency(RoutingEdgePtr src, RoutingEdgePtr dst,
-                                   xbt_dynar_t* route, double *latency)
+void RoutingPlatf::getRouteAndLatency(NetCard *src, NetCard *dst, xbt_dynar_t* route, double *latency)
 {
-  XBT_DEBUG("routing_get_route_and_latency from %s to %s", src->getName(), dst->getName());
-  if (!*route) {
+  XBT_DEBUG("getRouteAndLatency from %s to %s", src->getName(), dst->getName());
+  if (NULL == *route) {
     xbt_dynar_reset(routing_platf->p_lastRoute);
     *route = routing_platf->p_lastRoute;
   }
@@ -631,9 +455,9 @@ xbt_dynar_t RoutingPlatf::getOneLinkRoutes(){
   return recursiveGetOneLinkRoutes(p_root);
 }
 
-xbt_dynar_t RoutingPlatf::recursiveGetOneLinkRoutes(AsPtr rc)
+xbt_dynar_t RoutingPlatf::recursiveGetOneLinkRoutes(As *rc)
 {
-  xbt_dynar_t ret = xbt_dynar_new(sizeof(OnelinkPtr), xbt_free_f);
+  xbt_dynar_t ret = xbt_dynar_new(sizeof(Onelink*), xbt_free_f);
 
   //adding my one link routes
   xbt_dynar_t onelink_mine = rc->getOneLinkRoutes();
@@ -652,87 +476,37 @@ xbt_dynar_t RoutingPlatf::recursiveGetOneLinkRoutes(AsPtr rc)
   return ret;
 }
 
+}
+}
+
 e_surf_network_element_type_t routing_get_network_element_type(const char *name)
 {
-  RoutingEdgePtr rc = sg_routing_edge_by_name_or_null(name);
+  simgrid::surf::NetCard *rc = sg_netcard_by_name_or_null(name);
   if (rc)
     return rc->getRcType();
 
   return SURF_NETWORK_ELEMENT_NULL;
 }
 
-/**
- * \brief Generic method: create the global routing schema
- *
- * Make a global routing structure and set all the parsing functions.
- */
+/** @brief create the root AS */
 void routing_model_create( void *loopback)
 {
-  /* config the uniq global routing */
-  routing_platf = new RoutingPlatf();
-  routing_platf->p_root = NULL;
-  routing_platf->p_loopback = loopback;
-  routing_platf->p_lastRoute = xbt_dynar_new(sizeof(sg_routing_link_t),NULL);
-  /* no current routing at moment */
-  current_routing = NULL;
+  routing_platf = new simgrid::surf::RoutingPlatf(loopback);
 }
 
-
-/* ************************************************** */
-/* ********** PATERN FOR NEW ROUTING **************** */
-
-/* The minimal configuration of a new routing model need the next functions,
- * also you need to set at the start of the file, the new model in the model
- * list. Remember keep the null ending of the list.
- */
-/*** Routing model structure ***/
-// typedef struct {
-//   s_routing_component_t generic_routing;
-//   /* things that your routing model need */
-// } s_routing_component_NEW_t,*routing_component_NEW_t;
-
-/*** Parse routing model functions ***/
-// static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
-// static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
-// static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
-// static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
-// static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
-
-/*** Business methods ***/
-// static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
-// static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
-// static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
-
-/*** Creation routing model functions ***/
-// static void* model_NEW_create(void) {
-//   routing_component_NEW_t new_component =  xbt_new0(s_routing_component_NEW_t,1);
-//   new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
-//   new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
-//   new_component->generic_routing.set_route = model_NEW_set_route;
-//   new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
-//   new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
-//   new_component->generic_routing.get_route = NEW_get_route;
-//   new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
-//   new_component->generic_routing.finalize = NEW_finalize;
-//   /* initialization of internal structures */
-//   return new_component;
-// } /* mandatory */
-// static void  model_NEW_load(void) {}   /* mandatory */
-// static void  model_NEW_unload(void) {} /* mandatory */
-// static void  model_NEW_end(void) {}    /* mandatory */
-
 /* ************************************************************************** */
 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
 
 void routing_cluster_add_backbone(void* bb) {
   xbt_assert(current_routing->p_modelDesc == &routing_models[SURF_MODEL_CLUSTER],
         "You have to be in model Cluster to use tag backbone!");
-  xbt_assert(!surf_as_cluster_get_backbone(current_routing), "The backbone link is already defined!");
-  surf_as_cluster_set_backbone(current_routing, bb);
+  xbt_assert(!static_cast<simgrid::surf::AsCluster*>(current_routing)->p_backbone, "The backbone link is already defined!");
+  static_cast<simgrid::surf::AsCluster*>(current_routing)->p_backbone =
+    static_cast<simgrid::surf::Link*>(bb);
   XBT_DEBUG("Add a backbone to AS '%s'", current_routing->p_name);
 }
 
-static void routing_parse_cabinet(sg_platf_cabinet_cbarg_t cabinet)
+void sg_platf_new_cabinet(sg_platf_cabinet_cbarg_t cabinet)
 {
   int start, end, i;
   char *groups , *host_id , *link_id = NULL;
@@ -758,40 +532,40 @@ static void routing_parse_cabinet(sg_platf_cabinet_cbarg_t cabinet)
       surf_parse_error("Malformed radical");
       break;
     }
-    s_sg_platf_host_cbarg_t host;
+    s_sg_platf_host_cbarg_t host = SG_PLATF_HOST_INITIALIZER;
     memset(&host, 0, sizeof(host));
-    host.initial_state = SURF_RESOURCE_ON;
-    host.pstate = 0;
-    host.power_scale = 1.0;
-    host.core_amount = 1;
+    host.initiallyOn   = 1;
+    host.pstate        = 0;
+    host.speed_scale   = 1.0;
+    host.core_amount   = 1;
 
-    s_sg_platf_link_cbarg_t link;
+    s_sg_platf_link_cbarg_t link = SG_PLATF_LINK_INITIALIZER;
     memset(&link, 0, sizeof(link));
-    link.state = SURF_RESOURCE_ON;
-    link.policy = SURF_LINK_FULLDUPLEX;
-    link.latency = cabinet->lat;
+    link.initiallyOn = 1;
+    link.policy    = SURF_LINK_FULLDUPLEX;
+    link.latency   = cabinet->lat;
     link.bandwidth = cabinet->bw;
 
-    s_sg_platf_host_link_cbarg_t host_link;
+    s_sg_platf_host_link_cbarg_t host_link = SG_PLATF_HOST_LINK_INITIALIZER;
     memset(&host_link, 0, sizeof(host_link));
 
     for (i = start; i <= end; i++) {
-      host_id = bprintf("%s%d%s",cabinet->prefix,i,cabinet->suffix);
-      link_id = bprintf("link_%s%d%s",cabinet->prefix,i,cabinet->suffix);
-      host.id = host_id;
-      link.id = link_id;
-      xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
-      xbt_dynar_push(power_state_list,&cabinet->power);
-      host.power_peak = power_state_list;
+      host_id                      = bprintf("%s%d%s",cabinet->prefix,i,cabinet->suffix);
+      link_id                      = bprintf("link_%s%d%s",cabinet->prefix,i,cabinet->suffix);
+      host.id                      = host_id;
+      link.id                      = link_id;
+      host.speed_peak = xbt_dynar_new(sizeof(double), NULL);
+      xbt_dynar_push(host.speed_peak,&cabinet->speed);
       sg_platf_new_host(&host);
+      xbt_dynar_free(&host.speed_peak);
       sg_platf_new_link(&link);
 
-      char* link_up = bprintf("%s_UP",link_id);
-      char* link_down = bprintf("%s_DOWN",link_id);
-      host_link.id = host_id;
-      host_link.link_up = link_up;
-      host_link.link_down= link_down;
-      sg_platf_new_host_link(&host_link);
+      char* link_up       = bprintf("%s_UP",link_id);
+      char* link_down     = bprintf("%s_DOWN",link_id);
+      host_link.id        = host_id;
+      host_link.link_up   = link_up;
+      host_link.link_down = link_down;
+      sg_platf_new_netcard(&host_link);
 
       free(host_id);
       free(link_id);
@@ -804,267 +578,11 @@ static void routing_parse_cabinet(sg_platf_cabinet_cbarg_t cabinet)
   xbt_dynar_free(&radical_elements);
 }
 
-static void routing_parse_cluster(sg_platf_cluster_cbarg_t cluster)
+void sg_platf_new_peer(sg_platf_peer_cbarg_t peer)
 {
-  char *host_id, *groups, *link_id = NULL;
-  xbt_dict_t patterns = NULL;
-  int rankId=0;
+  using simgrid::surf::NetCard;
+  using simgrid::surf::AsCluster;
 
-  s_sg_platf_host_cbarg_t host;
-  s_sg_platf_link_cbarg_t link;
-
-  unsigned int iter;
-  int start, end, i;
-  xbt_dynar_t radical_elements;
-  xbt_dynar_t radical_ends;
-
-  if ((cluster->availability_trace && strcmp(cluster->availability_trace, ""))
-      || (cluster->state_trace && strcmp(cluster->state_trace, ""))) {
-    patterns = xbt_dict_new_homogeneous(xbt_free_f);
-    xbt_dict_set(patterns, "id", xbt_strdup(cluster->id), NULL);
-    xbt_dict_set(patterns, "prefix", xbt_strdup(cluster->prefix), NULL);
-    xbt_dict_set(patterns, "suffix", xbt_strdup(cluster->suffix), NULL);
-  }
-
-  /* parse the topology attribute. If we are not in a flat cluster,
-   * switch to the right mode and initialize the routing with
-   * the parameters in topo_parameters attribute
-   */
-  s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
-  AS.id = cluster->id;
-
-  if(cluster->topology == SURF_CLUSTER_TORUS){
-    XBT_DEBUG("<AS id=\"%s\"\trouting=\"Torus_Cluster\">", cluster->id);
-    AS.routing = A_surfxml_AS_routing_Cluster___torus;
-    sg_platf_new_AS_begin(&AS);
-    ((AsClusterTorusPtr)current_routing)->parse_specific_arguments(cluster);
-  }
-  else if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
-    XBT_DEBUG("<AS id=\"%s\"\trouting=\"Fat_Tree_Cluster\">", cluster->id);
-    AS.routing = A_surfxml_AS_routing_Cluster___fat___tree;
-    sg_platf_new_AS_begin(&AS);
-    ((AsClusterFatTree*)current_routing)->parse_specific_arguments(cluster);
-  }
-
-  else{
-    XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", cluster->id);
-    AS.routing = A_surfxml_AS_routing_Cluster;
-    sg_platf_new_AS_begin(&AS);
-  }
-
-  if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
-      ((AsClusterPtr)current_routing)->p_nb_links_per_node++;
-      ((AsClusterPtr)current_routing)->p_has_loopback=1;
-  }
-
-  if(cluster->limiter_link!=0){
-      ((AsClusterPtr)current_routing)->p_nb_links_per_node++;
-      ((AsClusterPtr)current_routing)->p_has_limiter=1;
-  }
-
-
-
-  current_routing->p_linkUpDownList
-            = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
-
-  //Make all hosts
-  radical_elements = xbt_str_split(cluster->radical, ",");
-  xbt_dynar_foreach(radical_elements, iter, groups) {
-
-    radical_ends = xbt_str_split(groups, "-");
-    start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
-
-    switch (xbt_dynar_length(radical_ends)) {
-    case 1:
-      end = start;
-      break;
-    case 2:
-      end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
-      break;
-    default:
-      surf_parse_error("Malformed radical");
-      break;
-    }
-    for (i = start; i <= end; i++) {
-      host_id =
-          bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
-      link_id = bprintf("%s_link_%d", cluster->id, i);
-
-      XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->power);
-
-      memset(&host, 0, sizeof(host));
-      host.id = host_id;
-      if ((cluster->properties != NULL) && (!xbt_dict_is_empty(cluster->properties))) {
-         xbt_dict_cursor_t cursor=NULL;
-         char *key,*data;
-         host.properties = xbt_dict_new();
-
-         xbt_dict_foreach(cluster->properties,cursor,key,data) {
-                 xbt_dict_set(host.properties, key, xbt_strdup(data),free);
-         }
-      }
-      if (cluster->availability_trace && strcmp(cluster->availability_trace, "")) {
-        xbt_dict_set(patterns, "radical", bprintf("%d", i), NULL);
-        char *avail_file = xbt_str_varsubst(cluster->availability_trace, patterns);
-        XBT_DEBUG("\tavailability_file=\"%s\"", avail_file);
-        host.power_trace = tmgr_trace_new_from_file(avail_file);
-        xbt_free(avail_file);
-      } else {
-        XBT_DEBUG("\tavailability_file=\"\"");
-      }
-
-      if (cluster->state_trace && strcmp(cluster->state_trace, "")) {
-        char *avail_file = xbt_str_varsubst(cluster->state_trace, patterns);
-        XBT_DEBUG("\tstate_file=\"%s\"", avail_file);
-        host.state_trace = tmgr_trace_new_from_file(avail_file);
-        xbt_free(avail_file);
-      } else {
-        XBT_DEBUG("\tstate_file=\"\"");
-      }
-
-      xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
-      xbt_dynar_push(power_state_list,&cluster->power);
-      host.power_peak = power_state_list;
-      host.pstate = 0;
-
-      //host.power_peak = cluster->power;
-      host.power_scale = 1.0;
-      host.core_amount = cluster->core_amount;
-      host.initial_state = SURF_RESOURCE_ON;
-      host.coord = "";
-      sg_platf_new_host(&host);
-      XBT_DEBUG("</host>");
-
-      XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id,
-                cluster->bw, cluster->lat);
-
-
-      s_surf_parsing_link_up_down_t info_lim, info_loop;
-      // All links are saved in a matrix;
-      // every row describes a single node; every node
-      // may have multiple links.
-      // the first column may store a link from x to x if p_has_loopback is set
-      // the second column may store a limiter link if p_has_limiter is set
-      // other columns are to store one or more link for the node
-
-      //add a loopback link
-      if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
-        char *tmp_link = bprintf("%s_loopback", link_id);
-        XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
-                cluster->limiter_link);
-
-
-        memset(&link, 0, sizeof(link));
-        link.id = tmp_link;
-        link.bandwidth = cluster->loopback_bw;
-        link.latency = cluster->loopback_lat;
-        link.state = SURF_RESOURCE_ON;
-        link.policy = SURF_LINK_FATPIPE;
-        sg_platf_new_link(&link);
-        info_loop.link_up =
-            xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
-        info_loop.link_down = info_loop.link_up;
-        free(tmp_link);
-        xbt_dynar_set(current_routing->p_linkUpDownList, rankId*((AsClusterPtr)current_routing)->p_nb_links_per_node, &info_loop);
-      }
-
-      //add a limiter link (shared link to account for maximal bandwidth of the node)
-      if(cluster->limiter_link!=0){
-        char *tmp_link = bprintf("%s_limiter", link_id);
-        XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
-                cluster->limiter_link);
-
-
-        memset(&link, 0, sizeof(link));
-        link.id = tmp_link;
-        link.bandwidth = cluster->limiter_link;
-        link.latency = 0;
-        link.state = SURF_RESOURCE_ON;
-        link.policy = SURF_LINK_SHARED;
-        sg_platf_new_link(&link);
-        info_lim.link_up =
-            xbt_lib_get_or_null(link_lib, tmp_link, SURF_LINK_LEVEL);
-        info_lim.link_down = info_lim.link_up;
-        free(tmp_link);
-        xbt_dynar_set(current_routing->p_linkUpDownList,
-            rankId*((AsClusterPtr)current_routing)->p_nb_links_per_node + ((AsClusterPtr)current_routing)->p_has_loopback ,
-            &info_lim);
-
-      }
-
-
-      //call the cluster function that adds the others links
-      if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
-        ((AsClusterFatTree*) current_routing)->addProcessingNode(i);
-      }
-      else {
-      ((AsClusterPtr)current_routing)->create_links_for_node(cluster, i, rankId, rankId*
-          ((AsClusterPtr)current_routing)->p_nb_links_per_node
-          + ((AsClusterPtr)current_routing)->p_has_loopback
-          + ((AsClusterPtr)current_routing)->p_has_limiter );
-      }
-      xbt_free(link_id);
-      xbt_free(host_id);
-      rankId++;
-    }
-
-    xbt_dynar_free(&radical_ends);
-  }
-  xbt_dynar_free(&radical_elements);
-
-  // For fat trees, the links must be created once all nodes have been added
-  if(cluster->topology == SURF_CLUSTER_FAT_TREE) {
-    ((AsClusterFatTree*)current_routing)->create_links();
-  }
-  // Add a router. It is magically used thanks to the way in which surf_routing_cluster is written,
-  // and it's very useful to connect clusters together
-  XBT_DEBUG(" ");
-  XBT_DEBUG("<router id=\"%s\"/>", cluster->router_id);
-  char *newid = NULL;
-  s_sg_platf_router_cbarg_t router;
-  memset(&router, 0, sizeof(router));
-  router.id = cluster->router_id;
-  router.coord = "";
-  if (!router.id || !strcmp(router.id, ""))
-    router.id = newid =
-        bprintf("%s%s_router%s", cluster->prefix, cluster->id,
-                cluster->suffix);
-  sg_platf_new_router(&router);
-  ((AsClusterPtr)current_routing)->p_router = (RoutingEdgePtr) xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL);
-  free(newid);
-
-  //Make the backbone
-  if ((cluster->bb_bw != 0) || (cluster->bb_lat != 0)) {
-    char *link_backbone = bprintf("%s_backbone", cluster->id);
-    XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link_backbone,
-              cluster->bb_bw, cluster->bb_lat);
-
-    memset(&link, 0, sizeof(link));
-    link.id = link_backbone;
-    link.bandwidth = cluster->bb_bw;
-    link.latency = cluster->bb_lat;
-    link.state = SURF_RESOURCE_ON;
-    link.policy = cluster->bb_sharing_policy;
-
-    sg_platf_new_link(&link);
-
-    routing_cluster_add_backbone(xbt_lib_get_or_null(link_lib, link_backbone, SURF_LINK_LEVEL));
-
-    free(link_backbone);
-  }
-
-  XBT_DEBUG("</AS>");
-  sg_platf_new_AS_end();
-  XBT_DEBUG(" ");
-  xbt_dict_free(&patterns); // no op if it were never set
-}
-
-static void routing_parse_postparse(void) {
-  xbt_dict_free(&random_value);
-}
-
-static void routing_parse_peer(sg_platf_peer_cbarg_t peer)
-{
   char *host_id = NULL;
   char *link_id = NULL;
   char *router_id = NULL;
@@ -1076,33 +594,33 @@ static void routing_parse_peer(sg_platf_peer_cbarg_t peer)
 
   XBT_DEBUG("<AS id=\"%s\"\trouting=\"Cluster\">", peer->id);
   s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
-  AS.id = peer->id;
-  AS.routing = A_surfxml_AS_routing_Cluster;
+  AS.id                    = peer->id;
+  AS.routing               = A_surfxml_AS_routing_Cluster;
   sg_platf_new_AS_begin(&AS);
 
   current_routing->p_linkUpDownList = xbt_dynar_new(sizeof(s_surf_parsing_link_up_down_t),NULL);
 
-  XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\"/>", host_id, peer->power);
-  s_sg_platf_host_cbarg_t host;
+  XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\"/>", host_id, peer->speed);
+  s_sg_platf_host_cbarg_t host = SG_PLATF_HOST_INITIALIZER;
   memset(&host, 0, sizeof(host));
-  host.initial_state = SURF_RESOURCE_ON;
+  host.initiallyOn = 1;
   host.id = host_id;
 
-  xbt_dynar_t power_state_list = xbt_dynar_new(sizeof(double), NULL);
-  xbt_dynar_push(power_state_list,&peer->power);
-  host.power_peak = power_state_list;
+  host.speed_peak = xbt_dynar_new(sizeof(double), NULL);
+  xbt_dynar_push(host.speed_peak,&peer->speed);
   host.pstate = 0;
   //host.power_peak = peer->power;
-  host.power_scale = 1.0;
-  host.power_trace = peer->availability_trace;
+  host.speed_scale = 1.0;
+  host.speed_trace = peer->availability_trace;
   host.state_trace = peer->state_trace;
   host.core_amount = 1;
   sg_platf_new_host(&host);
+  xbt_dynar_free(&host.speed_peak);
 
-  s_sg_platf_link_cbarg_t link;
+  s_sg_platf_link_cbarg_t link = SG_PLATF_LINK_INITIALIZER;
   memset(&link, 0, sizeof(link));
-  link.state = SURF_RESOURCE_ON;
-  link.policy = SURF_LINK_SHARED;
+  link.initiallyOn = 1;
+  link.policy  = SURF_LINK_SHARED;
   link.latency = peer->lat;
 
   char* link_up = bprintf("%s_UP",link_id);
@@ -1120,20 +638,20 @@ static void routing_parse_peer(sg_platf_peer_cbarg_t peer)
   sg_platf_new_link(&link);
 
   XBT_DEBUG("<host_link\tid=\"%s\"\tup=\"%s\"\tdown=\"%s\" />", host_id,link_up,link_down);
-  s_sg_platf_host_link_cbarg_t host_link;
+  s_sg_platf_host_link_cbarg_t host_link = SG_PLATF_HOST_LINK_INITIALIZER;
   memset(&host_link, 0, sizeof(host_link));
-  host_link.id = host_id;
-  host_link.link_up = link_up;
-  host_link.link_down= link_down;
-  sg_platf_new_host_link(&host_link);
+  host_link.id        = host_id;
+  host_link.link_up   = link_up;
+  host_link.link_down = link_down;
+  sg_platf_new_netcard(&host_link);
 
   XBT_DEBUG("<router id=\"%s\"/>", router_id);
-  s_sg_platf_router_cbarg_t router;
+  s_sg_platf_router_cbarg_t router = SG_PLATF_ROUTER_INITIALIZER;
   memset(&router, 0, sizeof(router));
   router.id = router_id;
   router.coord = peer->coord;
   sg_platf_new_router(&router);
-  static_cast<AsClusterPtr>(current_routing)->p_router = static_cast<RoutingEdgePtr>(xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL));
+  static_cast<AsCluster*>(current_routing)->p_router = static_cast<NetCard*>(xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL));
 
   XBT_DEBUG("</AS>");
   sg_platf_new_AS_end();
@@ -1272,40 +790,20 @@ static void check_disk_attachment()
   xbt_lib_cursor_t cursor;
   char *key;
   void **data;
-  RoutingEdgePtr host_elm;
+  simgrid::surf::NetCard *host_elm;
   xbt_lib_foreach(storage_lib, cursor, key, data) {
     if(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL) != NULL) {
-         StoragePtr storage = static_cast<StoragePtr>(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL));
-         host_elm = sg_routing_edge_by_name_or_null(storage->p_attach);
-         if(!host_elm)
-                 surf_parse_error("Unable to attach storage %s: host %s doesn't exist.", storage->getName(), storage->p_attach);
+    simgrid::surf::Storage *storage = static_cast<simgrid::surf::Storage*>(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL));
+    host_elm = sg_netcard_by_name_or_null(storage->p_attach);
+    if(!host_elm)
+      surf_parse_error("Unable to attach storage %s: host %s doesn't exist.", storage->getName(), storage->p_attach);
     }
   }
 }
 
 void routing_register_callbacks()
 {
-  sg_platf_host_add_cb(parse_S_host);
-  sg_platf_router_add_cb(parse_S_router);
-  sg_platf_host_link_add_cb(parse_S_host_link);
-  sg_platf_route_add_cb(parse_E_route);
-  sg_platf_ASroute_add_cb(parse_E_ASroute);
-  sg_platf_bypassRoute_add_cb(parse_E_bypassRoute);
-  sg_platf_bypassASroute_add_cb(parse_E_bypassASroute);
-
-  sg_platf_cluster_add_cb(routing_parse_cluster);
-  sg_platf_cabinet_add_cb(routing_parse_cabinet);
-
-  sg_platf_peer_add_cb(routing_parse_peer);
-  sg_platf_postparse_add_cb(routing_parse_postparse);
-  sg_platf_postparse_add_cb(check_disk_attachment);
-
-  /* we care about the ASes while parsing the platf. Incredible, isnt it? */
-  sg_platf_AS_end_add_cb(routing_AS_end);
-  sg_platf_AS_begin_add_cb(routing_AS_begin);
-
-  sg_platf_trace_add_cb(routing_parse_trace);
-  sg_platf_trace_connect_add_cb(routing_parse_trace_connect);
+  simgrid::surf::on_postparse.connect(check_disk_attachment);
 
   instr_routing_define_callbacks();
 }
@@ -1318,7 +816,7 @@ void routing_register_callbacks()
  * This fuction is call by "finalize". It allow to finalize the
  * AS or routing components. It delete all the structures.
  */
-static void finalize_rec(AsPtr as) {
+static void finalize_rec(simgrid::surf::As *as) {
   xbt_dict_cursor_t cursor = NULL;
   char *key;
   AS_t elem;
@@ -1335,25 +833,37 @@ void routing_exit(void) {
   delete routing_platf;
 }
 
-RoutingPlatf::~RoutingPlatf()
-{
-       xbt_dynar_free(&p_lastRoute);
-       finalize_rec(p_root);
+namespace simgrid {
+namespace surf {
+
+  RoutingPlatf::RoutingPlatf(void *loopback)
+  : p_loopback(loopback)
+  {
+  }
+  RoutingPlatf::~RoutingPlatf()
+  {
+    xbt_dynar_free(&p_lastRoute);
+    finalize_rec(p_root);
+  }
+
+}
 }
 
 AS_t surf_AS_get_routing_root() {
   return routing_platf->p_root;
 }
 
-const char *surf_AS_get_name(AsPtr as) {
+const char *surf_AS_get_name(simgrid::surf::As *as) {
   return as->p_name;
 }
 
-static AsPtr surf_AS_recursive_get_by_name(AsPtr current, const char * name) {
+static simgrid::surf::As *surf_AS_recursive_get_by_name(
+  simgrid::surf::As *current, const char * name)
+{
   xbt_dict_cursor_t cursor = NULL;
   char *key;
   AS_t elem;
-  AsPtr tmp = NULL;
+  simgrid::surf::As *tmp = NULL;
 
   if(!strcmp(current->p_name, name))
     return current;
@@ -1367,32 +877,33 @@ static AsPtr surf_AS_recursive_get_by_name(AsPtr current, const char * name) {
   return tmp;
 }
 
-
-AsPtr surf_AS_get_by_name(const char * name) {
-  AsPtr as = surf_AS_recursive_get_by_name(routing_platf->p_root, name);
+simgrid::surf::As *surf_AS_get_by_name(const char * name)
+{
+  simgrid::surf::As *as = surf_AS_recursive_get_by_name(routing_platf->p_root, name);
   if(as == NULL)
     XBT_WARN("Impossible to find an AS with name %s, please check your input", name);
   return as;
 }
 
-xbt_dict_t surf_AS_get_routing_sons(AsPtr as) {
+xbt_dict_t surf_AS_get_routing_sons(simgrid::surf::As *as)
+{
   return as->p_routingSons;
 }
 
-const char *surf_AS_get_model(AsPtr as) {
+const char *surf_AS_get_model(simgrid::surf::As *as)
+{
   return as->p_modelDesc->name;
 }
 
-xbt_dynar_t surf_AS_get_hosts(AsPtr as) {
+xbt_dynar_t surf_AS_get_hosts(simgrid::surf::As *as)
+{
   xbt_dynar_t elms = as->p_indexNetworkElm;
-  sg_routing_edge_t relm;
-  xbt_dictelm_t delm;
-  int index;
   int count = xbt_dynar_length(elms);
-  xbt_dynar_t res =  xbt_dynar_new(sizeof(xbt_dictelm_t), NULL);
-  for (index = 0; index < count; index++) {
-     relm = xbt_dynar_get_as(elms, index, RoutingEdgePtr);
-     delm = xbt_lib_get_elm_or_null(host_lib, relm->getName());
+  xbt_dynar_t res =  xbt_dynar_new(sizeof(sg_host_t), NULL);
+  for (int index = 0; index < count; index++) {
+     sg_netcard_t relm =
+      xbt_dynar_get_as(elms, index, simgrid::surf::NetCard*);
+     sg_host_t delm = simgrid::s4u::Host::by_name_or_null(relm->getName());
      if (delm!=NULL) {
        xbt_dynar_push(res, &delm);
      }