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make some field private, to please sonar
[simgrid.git] / src / surf / sg_platf.cpp
index c1b9bdf..21d0d8c 100644 (file)
@@ -9,6 +9,7 @@
 #include "xbt/str.h"
 #include "xbt/dict.h"
 #include "xbt/RngStream.h"
+#include <xbt/functional.hpp>
 #include <xbt/signal.hpp>
 #include "src/surf/HostImpl.hpp"
 #include "surf/surf.h"
 #include "src/surf/network_interface.hpp"
 #include "surf/surf_routing.h" // FIXME: brain dead public header
 
-#include "src/surf/AsImpl.hpp"
-#include "src/surf/AsCluster.hpp"
-#include "src/surf/AsClusterTorus.hpp"
-#include "src/surf/AsClusterFatTree.hpp"
-#include "src/surf/AsDijkstra.hpp"
-#include "src/surf/AsFloyd.hpp"
-#include "src/surf/AsFull.hpp"
-#include "src/surf/AsNone.hpp"
-#include "src/surf/AsVivaldi.hpp"
+#include "src/kernel/routing/AsImpl.hpp"
+#include "src/kernel/routing/AsCluster.hpp"
+#include "src/kernel/routing/AsClusterTorus.hpp"
+#include "src/kernel/routing/AsClusterFatTree.hpp"
+#include "src/kernel/routing/AsClusterDragonfly.hpp"
+#include "src/kernel/routing/AsDijkstra.hpp"
+#include "src/kernel/routing/AsFloyd.hpp"
+#include "src/kernel/routing/AsFull.hpp"
+#include "src/kernel/routing/AsNone.hpp"
+#include "src/kernel/routing/AsVivaldi.hpp"
 
 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_parse);
 
-XBT_PRIVATE xbt_dynar_t mount_list = NULL;
+XBT_PRIVATE xbt_dynar_t mount_list = nullptr;
 
 namespace simgrid {
 namespace surf {
@@ -48,19 +50,56 @@ simgrid::xbt::signal<void(void)> on_postparse;
 
 static int surf_parse_models_setup_already_called = 0;
 
+/* Turn something like "1-4,6,9-11" into the vector {1,2,3,4,6,9,10,11} */
+static std::vector<int> *explodesRadical(const char*radicals){
+  std::vector<int> *exploded = new std::vector<int>();
+  char *groups;
+  unsigned int iter;
+
+  //Make all hosts
+  xbt_dynar_t radical_elements = xbt_str_split(radicals, ",");
+  xbt_dynar_foreach(radical_elements, iter, groups) {
+
+    xbt_dynar_t radical_ends = xbt_str_split(groups, "-");
+    int start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
+    int end=0;
+
+    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: %s", groups);
+      break;
+    }
+
+    for (int i = start; i <= end; i++)
+      exploded->push_back( i );
+
+    xbt_dynar_free(&radical_ends);
+  }
+  xbt_dynar_free(&radical_elements);
+
+  return exploded;
+}
+
+
 /** The current AS in the parsing */
-static simgrid::surf::AsImpl *current_routing = NULL;
-static simgrid::surf::AsImpl* routing_get_current()
+static simgrid::kernel::routing::AsImpl *current_routing = nullptr;
+static simgrid::kernel::routing::AsImpl *routing_get_current()
 {
   return current_routing;
 }
 
 /** Module management function: creates all internal data structures */
-void sg_platf_init(void) {
+void sg_platf_init() {
 }
 
 /** Module management function: frees all internal data structures */
-void sg_platf_exit(void) {
+void sg_platf_exit() {
   simgrid::surf::on_link.disconnect_all_slots();
   simgrid::surf::on_cluster.disconnect_all_slots();
   simgrid::surf::on_postparse.disconnect_all_slots();
@@ -73,53 +112,56 @@ void sg_platf_exit(void) {
 /** @brief Add an "host" to the current AS */
 void sg_platf_new_host(sg_platf_host_cbarg_t host)
 {
-  xbt_assert(! sg_host_by_name(host->id),
-      "Refusing to create a second host named '%s'.", host->id);
+  xbt_assert(sg_host_by_name(host->id) == nullptr, "Refusing to create a second host named '%s'.", host->id);
 
-  simgrid::surf::AsImpl* current_routing = routing_get_current();
-  if (current_routing->hierarchy_ == simgrid::surf::AsImpl::RoutingMode::unset)
-    current_routing->hierarchy_ = simgrid::surf::AsImpl::RoutingMode::base;
+  simgrid::kernel::routing::AsImpl* current_routing = routing_get_current();
+  if (current_routing->hierarchy_ == simgrid::kernel::routing::AsImpl::RoutingMode::unset)
+    current_routing->hierarchy_ = simgrid::kernel::routing::AsImpl::RoutingMode::base;
 
-  simgrid::surf::NetCard *netcard =
-      new simgrid::surf::NetCardImpl(host->id, SURF_NETWORK_ELEMENT_HOST, current_routing);
+  simgrid::kernel::routing::NetCard *netcard =
+      new simgrid::kernel::routing::NetCardImpl(host->id, simgrid::kernel::routing::NetCard::Type::Host, current_routing);
 
-  netcard->setId(current_routing->addComponent(netcard));
   sg_host_t h = simgrid::s4u::Host::by_name_or_create(host->id);
   h->pimpl_netcard = netcard;
-  simgrid::surf::netcardCreatedCallbacks(netcard);
 
-  if(mount_list){
+  if(mount_list) {
     xbt_lib_set(storage_lib, host->id, ROUTING_STORAGE_HOST_LEVEL, (void *) mount_list);
-    mount_list = NULL;
+    mount_list = nullptr;
   }
 
   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");
+    xbt_assert(COORD_HOST_LEVEL, "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_assert(xbt_dynar_length(ctn_str)==3,"Coordinates of %s must have 3 dimensions", host->id);
+
+    xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),nullptr);
     xbt_dynar_foreach(ctn_str,cursor, str) {
       double val = xbt_str_parse_double(str, "Invalid coordinate: %s");
       xbt_dynar_push(ctn,&val);
     }
-    xbt_dynar_shrink(ctn, 0);
     xbt_dynar_free(&ctn_str);
+    xbt_dynar_shrink(ctn, 0);
     h->extension_set(COORD_HOST_LEVEL, (void *) ctn);
-    XBT_DEBUG("Having set host coordinates for '%s'",host->id);
   }
 
-
-  simgrid::surf::Cpu *cpu = surf_cpu_model_pm->createCpu( h,
-      host->speed_peak,
-      host->speed_trace,
-      host->core_amount);
+  simgrid::surf::Cpu *cpu = surf_cpu_model_pm->createCpu( h, &host->speed_per_pstate, host->core_amount);
   if (host->state_trace)
     cpu->setStateTrace(host->state_trace);
-  surf_host_model->createHost(host->id, netcard, cpu, host->properties)->attach(h);
+  if (host->speed_trace)
+    cpu->setSpeedTrace(host->speed_trace);
+  surf_host_model->createHost(host->id, netcard, cpu)->attach(h);
+
+  if (host->properties) {
+    xbt_dict_cursor_t cursor=nullptr;
+    char *key,*data;
+    xbt_dict_foreach(host->properties,cursor,key,data)
+      h->setProperty(key,data);
+    xbt_dict_free(&host->properties);
+  }
 
   if (host->pstate != 0)
     cpu->setPState(host->pstate);
@@ -130,83 +172,94 @@ void sg_platf_new_host(sg_platf_host_cbarg_t host)
     sg_instr_new_host(host);
 }
 
-/**
- * \brief Add a "router" to the network element list
- */
+/** @brief Add a "router" to the network element list */
 void sg_platf_new_router(sg_platf_router_cbarg_t router)
 {
-  simgrid::surf::AsImpl* current_routing = routing_get_current();
+  using simgrid::kernel::routing::AsCluster;
+  simgrid::kernel::routing::AsImpl* current_routing = routing_get_current();
 
-  if (current_routing->hierarchy_ == simgrid::surf::AsImpl::RoutingMode::unset)
-    current_routing->hierarchy_ = simgrid::surf::AsImpl::RoutingMode::base;
+  if (current_routing->hierarchy_ == simgrid::kernel::routing::AsImpl::RoutingMode::unset)
+    current_routing->hierarchy_ = simgrid::kernel::routing::AsImpl::RoutingMode::base;
   xbt_assert(nullptr == xbt_lib_get_or_null(as_router_lib, router->id, ROUTING_ASR_LEVEL),
              "Refusing to create a router named '%s': this name already describes a node.", router->id);
 
-  simgrid::surf::NetCard *netcard = new simgrid::surf::NetCardImpl(router->id, SURF_NETWORK_ELEMENT_ROUTER, current_routing);
-  netcard->setId(current_routing->addComponent(netcard));
-  xbt_lib_set(as_router_lib, router->id, ROUTING_ASR_LEVEL, (void *) netcard);
-  XBT_DEBUG("Having set name '%s' id '%d'", router->id, netcard->id());
-  simgrid::surf::netcardCreatedCallbacks(netcard);
+  simgrid::kernel::routing::NetCard* netcard =
+    new simgrid::kernel::routing::NetCardImpl(router->id, simgrid::kernel::routing::NetCard::Type::Router, current_routing);
+  xbt_lib_set(as_router_lib, router->id, ROUTING_ASR_LEVEL, netcard);
+  XBT_DEBUG("Router '%s' has the id %d", router->id, netcard->id());
 
   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");
+    xbt_assert(COORD_ASR_LEVEL, "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_assert(xbt_dynar_length(ctn_str)==3,"Coordinates of %s must have 3 dimensions", router->id);
+    xbt_dynar_t ctn = xbt_dynar_new(sizeof(double),nullptr);
     xbt_dynar_foreach(ctn_str,cursor, str) {
       double val = xbt_str_parse_double(str, "Invalid coordinate: %s");
       xbt_dynar_push(ctn,&val);
     }
-    xbt_dynar_shrink(ctn, 0);
     xbt_dynar_free(&ctn_str);
+    xbt_dynar_shrink(ctn, 0);
     xbt_lib_set(as_router_lib, router->id, COORD_ASR_LEVEL, (void *) ctn);
-    XBT_DEBUG("Having set router coordinates for '%s'",router->id);
   }
 
+  auto cluster = dynamic_cast<AsCluster*>(current_routing);
+  if(cluster != nullptr)
+    cluster->router_ = static_cast<simgrid::kernel::routing::NetCard*>(xbt_lib_get_or_null(as_router_lib, router->id, ROUTING_ASR_LEVEL));
+
   if (TRACE_is_enabled() && TRACE_needs_platform())
     sg_instr_new_router(router);
 }
 
 void sg_platf_new_link(sg_platf_link_cbarg_t link){
+  std::vector<char*> names;
+
+  if (link->policy == SURF_LINK_FULLDUPLEX) {
+    names.push_back(bprintf("%s_UP", link->id));
+    names.push_back(bprintf("%s_DOWN", link->id));
+  } else {
+    names.push_back(xbt_strdup(link->id));
+  }
+  for (auto link_name : names) {
+    Link *l = surf_network_model->createLink(link_name, link->bandwidth, link->latency, link->policy, link->properties);
+
+    if (link->latency_trace)
+      l->setLatencyTrace(link->latency_trace);
+    if (link->bandwidth_trace)
+      l->setBandwidthTrace(link->bandwidth_trace);
+    if (link->state_trace)
+      l->setStateTrace(link->state_trace);
+
+    xbt_free(link_name);
+  }
+
   simgrid::surf::on_link(link);
 }
 
 void sg_platf_new_cluster(sg_platf_cluster_cbarg_t cluster)
 {
-  using simgrid::surf::AsCluster;
-  using simgrid::surf::AsClusterTorus;
-  using simgrid::surf::AsClusterFatTree;
+  using simgrid::kernel::routing::AsCluster;
+  using simgrid::kernel::routing::AsClusterDragonfly;
+  using simgrid::kernel::routing::AsClusterFatTree;
+  using simgrid::kernel::routing::AsClusterTorus;
 
-  char *host_id, *groups, *link_id = NULL;
-  xbt_dict_t patterns = NULL;
   int rankId=0;
 
-  s_sg_platf_host_cbarg_t host = SG_PLATF_HOST_INITIALIZER;
-  s_sg_platf_link_cbarg_t link = SG_PLATF_LINK_INITIALIZER;
+  s_sg_platf_link_cbarg_t link;
 
-  unsigned int iter;
-
-  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 attributes.
-   * Nothing to do in a vanilla cluster, but that's another story for torus and flat_trees */
-  s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
+  // What an inventive way of initializing the AS that I have as ancestor :-(
+  s_sg_platf_AS_cbarg_t AS;
   AS.id = cluster->id;
-
   switch (cluster->topology) {
   case SURF_CLUSTER_TORUS:
     AS.routing = A_surfxml_AS_routing_ClusterTorus;
     break;
+  case SURF_CLUSTER_DRAGONFLY:
+    AS.routing = A_surfxml_AS_routing_ClusterDragonfly;
+    break;
   case SURF_CLUSTER_FAT_TREE:
     AS.routing = A_surfxml_AS_routing_ClusterFatTree;
     break;
@@ -214,212 +267,144 @@ void sg_platf_new_cluster(sg_platf_cluster_cbarg_t cluster)
     AS.routing = A_surfxml_AS_routing_Cluster;
     break;
   }
-
-  // What an inventive way of initializing the AS that I have as ancestor :-(
   sg_platf_new_AS_begin(&AS);
-  simgrid::surf::AsImpl *current_routing = routing_get_current();
-  static_cast<AsCluster*>(current_routing)->parse_specific_arguments(cluster);
+  simgrid::kernel::routing::AsCluster *current_as = static_cast<AsCluster*>(routing_get_current());
+  current_as->parse_specific_arguments(cluster);
 
   if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
-      ((AsCluster*)current_routing)->nb_links_per_node_++;
-      ((AsCluster*)current_routing)->has_loopback_=1;
+    current_as->linkCountPerNode_++;
+    current_as->hasLoopback_ = 1;
   }
 
   if(cluster->limiter_link!=0){
-      ((AsCluster*)current_routing)->nb_links_per_node_++;
-      ((AsCluster*)current_routing)->has_limiter_=1;
+    current_as->linkCountPerNode_++;
+    current_as->hasLimiter_ = 1;
   }
 
+  std::vector<int> *radicals = explodesRadical(cluster->radical);
+  for (int i : *radicals) {
+    char * host_id = bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
+    char * link_id = bprintf("%s_link_%d", cluster->id, i);
 
-  //Make all hosts
-  xbt_dynar_t radical_elements = xbt_str_split(cluster->radical, ",");
-  xbt_dynar_foreach(radical_elements, iter, groups) {
-
-    xbt_dynar_t radical_ends = xbt_str_split(groups, "-");
-    int start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
-    int end;
-
-    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 (int 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->speed);
-
-      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);
-        if (avail_file && avail_file[0])
-          host.speed_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);
-        if (avail_file && avail_file[0])
-          host.state_trace = tmgr_trace_new_from_file(avail_file);
-        xbt_free(avail_file);
-      } else {
-        XBT_DEBUG("\tstate_file=\"\"");
-      }
+    XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->speed);
 
-      host.speed_peak = xbt_dynar_new(sizeof(double), NULL);
-      xbt_dynar_push(host.speed_peak,&cluster->speed);
-      host.pstate = 0;
-
-      //host.power_peak = cluster->power;
-      host.core_amount = cluster->core_amount;
-      host.coord = "";
-      sg_platf_new_host(&host);
-      xbt_dynar_free(&host.speed_peak);
-      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.policy    = SURF_LINK_FATPIPE;
-        sg_platf_new_link(&link);
-        info_loop.link_up   = Link::byName(tmp_link);
-        info_loop.link_down = info_loop.link_up;
-        free(tmp_link);
-        xbt_dynar_set(current_routing->upDownLinks, rankId*(static_cast<AsCluster*>(current_routing))->nb_links_per_node_, &info_loop);
+    s_sg_platf_host_cbarg_t host;
+    memset(&host, 0, sizeof(host));
+    host.id = host_id;
+    if ((cluster->properties != nullptr) && (!xbt_dict_is_empty(cluster->properties))) {
+      xbt_dict_cursor_t cursor=nullptr;
+      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);
       }
+    }
 
-      //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.policy = SURF_LINK_SHARED;
-        sg_platf_new_link(&link);
-        info_lim.link_up = Link::byName(tmp_link);
-        info_lim.link_down = info_lim.link_up;
-        free(tmp_link);
-        auto as_cluster = static_cast<AsCluster*>(current_routing);
-        xbt_dynar_set(current_routing->upDownLinks, rankId*(as_cluster)->nb_links_per_node_ + as_cluster->has_loopback_ , &info_lim);
+    host.speed_per_pstate.push_back(cluster->speed);
+    host.pstate = 0;
+    host.core_amount = cluster->core_amount;
+    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;
+    s_surf_parsing_link_up_down_t 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->loopback_bw);
+
+      memset(&link, 0, sizeof(link));
+      link.id        = tmp_link;
+      link.bandwidth = cluster->loopback_bw;
+      link.latency   = cluster->loopback_lat;
+      link.policy    = SURF_LINK_FATPIPE;
+      sg_platf_new_link(&link);
+      info_loop.linkUp = Link::byName(tmp_link);
+      info_loop.linkDown = Link::byName(tmp_link);
+      free(tmp_link);
 
-      }
+      auto as_cluster = static_cast<AsCluster*>(current_as);
+      as_cluster->privateLinks_.insert({rankId*as_cluster->linkCountPerNode_, 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);
 
-      //call the cluster function that adds the others links
-      if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
-        ((AsClusterFatTree*) current_routing)->addProcessingNode(i);
-      }
-      else {
-      static_cast<AsCluster*>(current_routing)->create_links_for_node(cluster, i, rankId, rankId*
-          static_cast<AsCluster*>(current_routing)->nb_links_per_node_
-          + static_cast<AsCluster*>(current_routing)->has_loopback_
-          + static_cast<AsCluster*>(current_routing)->has_limiter_ );
-      }
-      xbt_free(link_id);
-      xbt_free(host_id);
-      rankId++;
+      memset(&link, 0, sizeof(link));
+      link.id = tmp_link;
+      link.bandwidth = cluster->limiter_link;
+      link.latency = 0;
+      link.policy = SURF_LINK_SHARED;
+      sg_platf_new_link(&link);
+      info_lim.linkUp = info_lim.linkDown = Link::byName(tmp_link);
+      free(tmp_link);
+      current_as->privateLinks_.insert(
+          {rankId * current_as->linkCountPerNode_ + current_as->hasLoopback_ , info_lim});
     }
 
-    xbt_dynar_free(&radical_ends);
+    //call the cluster function that adds the others links
+    if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
+      static_cast<AsClusterFatTree*>(current_as)->addProcessingNode(i);
+    }
+    else {
+      current_as->create_links_for_node(cluster, i, rankId,
+          rankId*current_as->linkCountPerNode_ + current_as->hasLoopback_ + current_as->hasLimiter_ );
+    }
+    xbt_free(link_id);
+    xbt_free(host_id);
+    rankId++;
   }
-  xbt_dynar_free(&radical_elements);
+  delete radicals;
 
-  // For fat trees, the links must be created once all nodes have been added
-  if(cluster->topology == SURF_CLUSTER_FAT_TREE) {
-    static_cast<simgrid::surf::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 = SG_PLATF_ROUTER_INITIALIZER;
+  char *newid = nullptr;
+  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);
+    router.id = newid = bprintf("%s%s_router%s", cluster->prefix, cluster->id, cluster->suffix);
   sg_platf_new_router(&router);
-  ((AsCluster*)current_routing)->router_ = (simgrid::surf::NetCard*) xbt_lib_get_or_null(as_router_lib, router.id, ROUTING_ASR_LEVEL);
+  current_as->router_ = (simgrid::kernel::routing::NetCard*) 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.id        = bprintf("%s_backbone", cluster->id);
     link.bandwidth = cluster->bb_bw;
     link.latency   = cluster->bb_lat;
     link.policy    = cluster->bb_sharing_policy;
 
+    XBT_DEBUG("<link\tid=\"%s\" bw=\"%f\" lat=\"%f\"/>", link.id, cluster->bb_bw, cluster->bb_lat);
     sg_platf_new_link(&link);
 
-    routing_cluster_add_backbone(Link::byName(link_backbone));
-
-    free(link_backbone);
+    routing_cluster_add_backbone(Link::byName(link.id));
+    free((char*)link.id);
   }
 
   XBT_DEBUG("</AS>");
-  sg_platf_new_AS_end();
-  XBT_DEBUG(" ");
-  xbt_dict_free(&patterns); // no op if it were never set
+  sg_platf_new_AS_seal();
 
   simgrid::surf::on_cluster(cluster);
 }
 void routing_cluster_add_backbone(simgrid::surf::Link* bb) {
-  simgrid::surf::AsCluster *cluster = dynamic_cast<simgrid::surf::AsCluster*>(current_routing);
+  simgrid::kernel::routing::AsCluster *cluster = dynamic_cast<simgrid::kernel::routing::AsCluster*>(current_routing);
 
   xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
   xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->name());
@@ -430,71 +415,39 @@ void routing_cluster_add_backbone(simgrid::surf::Link* bb) {
 
 void sg_platf_new_cabinet(sg_platf_cabinet_cbarg_t cabinet)
 {
-  int start, end, i;
-  char *groups , *host_id , *link_id = NULL;
-  unsigned int iter;
-  xbt_dynar_t radical_elements;
-  xbt_dynar_t radical_ends;
-
-  //Make all hosts
-  radical_elements = xbt_str_split(cabinet->radical, ",");
-  xbt_dynar_foreach(radical_elements, iter, groups) {
+  std::vector<int> *radicals = explodesRadical(cabinet->radical);
 
-    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;
-    }
-    s_sg_platf_host_cbarg_t host = SG_PLATF_HOST_INITIALIZER;
+  for (int radical : *radicals) {
+    char *hostname = bprintf("%s%d%s", cabinet->prefix, radical, cabinet->suffix);
+    s_sg_platf_host_cbarg_t host;
     memset(&host, 0, sizeof(host));
-    host.pstate        = 0;
-    host.core_amount   = 1;
+    host.pstate           = 0;
+    host.core_amount      = 1;
+    host.id               = hostname;
+    host.speed_per_pstate.push_back(cabinet->speed);
+    sg_platf_new_host(&host);
 
-    s_sg_platf_link_cbarg_t link = SG_PLATF_LINK_INITIALIZER;
+    s_sg_platf_link_cbarg_t link;
     memset(&link, 0, sizeof(link));
     link.policy    = SURF_LINK_FULLDUPLEX;
     link.latency   = cabinet->lat;
     link.bandwidth = cabinet->bw;
+    link.id        = bprintf("link_%s",hostname);
+    sg_platf_new_link(&link);
+    free((char*)link.id);
 
-    s_sg_platf_host_link_cbarg_t host_link = SG_PLATF_HOST_LINK_INITIALIZER;
+    s_sg_platf_host_link_cbarg_t host_link;
     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;
-      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_hostlink(&host_link);
-
-      free(host_id);
-      free(link_id);
-      free(link_up);
-      free(link_down);
-    }
-
-    xbt_dynar_free(&radical_ends);
+    host_link.id        = hostname;
+    host_link.link_up   = bprintf("link_%s_UP",hostname);
+    host_link.link_down = bprintf("link_%s_DOWN",hostname);
+    sg_platf_new_hostlink(&host_link);
+    free((char*)host_link.link_up);
+    free((char*)host_link.link_down);
+
+    free(hostname);
   }
-  xbt_dynar_free(&radical_elements);
+  delete(radicals);
 }
 
 void sg_platf_new_storage(sg_platf_storage_cbarg_t storage)
@@ -564,10 +517,6 @@ void sg_platf_new_storage_type(sg_platf_storage_type_cbarg_t storage_type){
       ROUTING_STORAGE_TYPE_LEVEL,
       (void *) stype);
 }
-void sg_platf_new_mstorage(sg_platf_mstorage_cbarg_t mstorage)
-{
-  THROW_UNIMPLEMENTED;
-}
 
 static void mount_free(void *p)
 {
@@ -576,7 +525,6 @@ static void mount_free(void *p)
 }
 
 void sg_platf_new_mount(sg_platf_mount_cbarg_t mount){
-  // Verification of an existing storage
   xbt_assert(xbt_lib_get_or_null(storage_lib, mount->storageId, ROUTING_STORAGE_LEVEL),
       "Cannot mount non-existent disk \"%s\"", mount->storageId);
 
@@ -605,8 +553,6 @@ void sg_platf_new_bypassRoute(sg_platf_route_cbarg_t bypassRoute)
 
 void sg_platf_new_process(sg_platf_process_cbarg_t process)
 {
-  xbt_assert(simix_global,"Cannot create process without SIMIX.");
-
   sg_host_t host = sg_host_by_name(process->host);
   if (!host) {
     // The requested host does not exist. Do a nice message to the user
@@ -624,158 +570,144 @@ void sg_platf_new_process(sg_platf_process_cbarg_t process)
         msg->used -= 3;
 
         xbt_strbuff_append(msg," ...(list truncated)......");// That will be shortened by 3 chars when existing the loop
+        break;
       }
     }
     msg->data[msg->used-3]='\0';
     xbt_die("%s", msg->data);
   }
-  xbt_main_func_t parse_code = SIMIX_get_registered_function(process->function);
-  xbt_assert(parse_code, "Function '%s' unknown", process->function);
+  simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(process->function);
+  xbt_assert(factory, "Function '%s' unknown", process->function);
 
   double start_time = process->start_time;
   double kill_time  = process->kill_time;
   int auto_restart = process->on_failure == SURF_PROCESS_ON_FAILURE_DIE ? 0 : 1;
 
-  smx_process_arg_t arg = NULL;
-  smx_process_t process_created = NULL;
-
-  arg = xbt_new0(s_smx_process_arg_t, 1);
-  arg->code = parse_code;
-  arg->data = NULL;
-  arg->hostname = sg_host_get_name(host);
-  arg->argc = process->argc;
-  arg->argv = xbt_new(char *,process->argc);
-  int i;
-  for (i=0; i<process->argc; i++)
-    arg->argv[i] = xbt_strdup(process->argv[i]);
-  arg->name = xbt_strdup(arg->argv[0]);
+  std::vector<std::string> args(process->argv, process->argv + process->argc);
+  std::function<void()> code = factory(std::move(args));
+
+  smx_process_arg_t arg = nullptr;
+  smx_actor_t process_created = nullptr;
+
+  arg = new simgrid::simix::ProcessArg();
+  arg->name = std::string(process->argv[0]);
+  arg->code = code;
+  arg->data = nullptr;
+  arg->host = host;
   arg->kill_time = kill_time;
   arg->properties = current_property_set;
-  if (!sg_host_simix(host)->boot_processes) {
-    sg_host_simix(host)->boot_processes = xbt_dynar_new(sizeof(smx_process_arg_t), _SIMIX_host_free_process_arg);
-  }
-  xbt_dynar_push_as(sg_host_simix(host)->boot_processes,smx_process_arg_t,arg);
+
+  sg_host_simix(host)->boot_processes.push_back(arg);
 
   if (start_time > SIMIX_get_clock()) {
-    arg = xbt_new0(s_smx_process_arg_t, 1);
-    arg->name = (char*)(process->argv)[0];
-    arg->code = parse_code;
-    arg->data = NULL;
-    arg->hostname = sg_host_get_name(host);
-    arg->argc = process->argc;
-    arg->argv = (char**)(process->argv);
+
+    arg = new simgrid::simix::ProcessArg();
+    arg->name = std::string(process->argv[0]);
+    arg->code = std::move(code);
+    arg->data = nullptr;
+    arg->host = host;
     arg->kill_time = kill_time;
     arg->properties = current_property_set;
 
-    XBT_DEBUG("Process %s(%s) will be started at time %f", arg->name,
-           arg->hostname, start_time);
-    SIMIX_timer_set(start_time, [](void* arg) {
-      SIMIX_process_create_from_wrapper((smx_process_arg_t) arg);
-    }, arg);
+    XBT_DEBUG("Process %s@%s will be started at time %f",
+      arg->name.c_str(), arg->host->name().c_str(), start_time);
+    SIMIX_timer_set(start_time, [=]() {
+      simix_global->create_process_function(
+                                            arg->name.c_str(),
+                                            std::move(arg->code),
+                                            arg->data,
+                                            arg->host,
+                                            arg->kill_time,
+                                            arg->properties,
+                                            arg->auto_restart,
+                                            nullptr);
+      delete arg;
+    });
   } else {                      // start_time <= SIMIX_get_clock()
-    XBT_DEBUG("Starting Process %s(%s) right now", arg->name, sg_host_get_name(host));
-
-    if (simix_global->create_process_function)
-      process_created = simix_global->create_process_function(
-          arg->name,
-                                            parse_code,
-                                            NULL,
-                                            sg_host_get_name(host),
-                                            kill_time,
-                                            process->argc,
-                                            (char**)(process->argv),
-                                            current_property_set,
-                                            auto_restart, NULL);
-    else
-      process_created = simcall_process_create(arg->name, parse_code, NULL, sg_host_get_name(host), kill_time, process->argc,
-          (char**)process->argv, current_property_set,auto_restart);
+    XBT_DEBUG("Starting Process %s(%s) right now",
+      arg->name.c_str(), sg_host_get_name(host));
+
+    process_created = simix_global->create_process_function(
+        arg->name.c_str(), std::move(code), nullptr,
+        host, kill_time,
+        current_property_set, auto_restart, nullptr);
 
     /* verify if process has been created (won't be the case if the host is currently dead, but that's fine) */
     if (!process_created) {
       return;
     }
   }
-  current_property_set = NULL;
+  current_property_set = nullptr;
 }
 
 void sg_platf_new_peer(sg_platf_peer_cbarg_t peer)
 {
-  using simgrid::surf::NetCard;
-  using simgrid::surf::AsCluster;
+  using simgrid::kernel::routing::NetCard;
+  using simgrid::kernel::routing::AsCluster;
 
-  char *host_id = NULL;
-  char *link_id = NULL;
-  char *router_id = NULL;
+  char *host_id = bprintf("peer_%s", peer->id);
+  char *router_id = bprintf("router_%s", peer->id);
 
   XBT_DEBUG(" ");
-  host_id = bprintf("peer_%s", peer->id);
-  link_id = bprintf("link_%s", peer->id);
-  router_id = bprintf("router_%s", peer->id);
 
   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;
+  s_sg_platf_AS_cbarg_t AS;
+  AS.id      = peer->id;
+  AS.routing = A_surfxml_AS_routing_Cluster;
   sg_platf_new_AS_begin(&AS);
 
   XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\"/>", host_id, peer->speed);
-  s_sg_platf_host_cbarg_t host = SG_PLATF_HOST_INITIALIZER;
+  s_sg_platf_host_cbarg_t host;
   memset(&host, 0, sizeof(host));
   host.id = host_id;
 
-  host.speed_peak = xbt_dynar_new(sizeof(double), NULL);
-  xbt_dynar_push(host.speed_peak,&peer->speed);
+  host.speed_per_pstate.push_back(peer->speed);
   host.pstate = 0;
-  //host.power_peak = peer->power;
   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 = SG_PLATF_LINK_INITIALIZER;
+  s_sg_platf_link_cbarg_t link;
   memset(&link, 0, sizeof(link));
   link.policy  = SURF_LINK_SHARED;
   link.latency = peer->lat;
 
-  char* link_up = bprintf("%s_UP",link_id);
+  char* link_up = bprintf("link_%s_UP",peer->id);
   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_up, peer->bw_out, peer->lat);
   link.id = link_up;
   link.bandwidth = peer->bw_out;
   sg_platf_new_link(&link);
 
-  char* link_down = bprintf("%s_DOWN",link_id);
+  char* link_down = bprintf("link_%s_DOWN",peer->id);
   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_down, peer->bw_in, peer->lat);
   link.id = link_down;
   link.bandwidth = peer->bw_in;
   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 = SG_PLATF_HOST_LINK_INITIALIZER;
+  s_sg_platf_host_link_cbarg_t host_link;
   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_hostlink(&host_link);
+  free(link_up);
+  free(link_down);
 
   XBT_DEBUG("<router id=\"%s\"/>", router_id);
-  s_sg_platf_router_cbarg_t router = SG_PLATF_ROUTER_INITIALIZER;
+  s_sg_platf_router_cbarg_t router;
   memset(&router, 0, sizeof(router));
   router.id = router_id;
   router.coord = peer->coord;
   sg_platf_new_router(&router);
-  static_cast<AsCluster*>(current_routing)->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();
+  sg_platf_new_AS_seal();
   XBT_DEBUG(" ");
 
-  //xbt_dynar_free(&tab_elements_num);
   free(router_id);
   free(host_id);
-  free(link_id);
-  free(link_up);
-  free(link_down);
 }
 
 void sg_platf_begin() { /* Do nothing: just for symmetry of user code */ }
@@ -791,27 +723,27 @@ static void surf_config_models_setup()
   const char *vm_model_name;
   int host_id = -1;
   int vm_id = -1;
-  char *network_model_name = NULL;
-  char *cpu_model_name = NULL;
+  char *network_model_name = nullptr;
+  char *cpu_model_name = nullptr;
   int storage_id = -1;
-  char *storage_model_name = NULL;
+  char *storage_model_name = nullptr;
 
-  host_model_name = xbt_cfg_get_string(_sg_cfg_set, "host/model");
-  vm_model_name = xbt_cfg_get_string(_sg_cfg_set, "vm/model");
-  network_model_name = xbt_cfg_get_string(_sg_cfg_set, "network/model");
-  cpu_model_name = xbt_cfg_get_string(_sg_cfg_set, "cpu/model");
-  storage_model_name = xbt_cfg_get_string(_sg_cfg_set, "storage/model");
+  host_model_name    = xbt_cfg_get_string("host/model");
+  vm_model_name      = xbt_cfg_get_string("vm/model");
+  network_model_name = xbt_cfg_get_string("network/model");
+  cpu_model_name     = xbt_cfg_get_string("cpu/model");
+  storage_model_name = xbt_cfg_get_string("storage/model");
 
   /* Check whether we use a net/cpu model differing from the default ones, in which case
    * we should switch to the "compound" host model to correctly dispatch stuff to
    * the right net/cpu models.
    */
 
-  if ((!xbt_cfg_is_default_value(_sg_cfg_set, "network/model") ||
-       !xbt_cfg_is_default_value(_sg_cfg_set, "cpu/model")) &&
-      xbt_cfg_is_default_value(_sg_cfg_set, "host/model")) {
+  if ((!xbt_cfg_is_default_value("network/model") ||
+       !xbt_cfg_is_default_value("cpu/model")) &&
+      xbt_cfg_is_default_value("host/model")) {
     host_model_name = "compound";
-    xbt_cfg_set_string(_sg_cfg_set, "host/model", host_model_name);
+    xbt_cfg_set_string("host/model", host_model_name);
   }
 
   XBT_DEBUG("host model: %s", host_model_name);
@@ -858,15 +790,14 @@ static void surf_config_models_setup()
  *
  * Add a new autonomous system to the platform. Any elements (such as host,
  * router or sub-AS) added after this call and before the corresponding call
- * to sg_platf_new_AS_close() will be added to this AS.
+ * to sg_platf_new_AS_seal() will be added to this AS.
  *
  * Once this function was called, the configuration concerning the used
  * models cannot be changed anymore.
  *
- * @param AS_id name of this autonomous system. Must be unique in the platform
- * @param wanted_routing_type one of Full, Floyd, Dijkstra or similar. Full list in the variable routing_models, in src/surf/surf_routing.c
+ * @param AS the parameters defining the AS to build.
  */
-void sg_platf_new_AS_begin(sg_platf_AS_cbarg_t AS)
+simgrid::s4u::As * sg_platf_new_AS_begin(sg_platf_AS_cbarg_t AS)
 {
   if (!surf_parse_models_setup_already_called) {
     /* Initialize the surf models. That must be done after we got all config, and before we need the models.
@@ -888,40 +819,56 @@ void sg_platf_new_AS_begin(sg_platf_AS_cbarg_t AS)
 
 
   /* search the routing model */
-  simgrid::surf::AsImpl *new_as = NULL;
+  simgrid::kernel::routing::AsImpl *new_as = nullptr;
   switch(AS->routing){
-    case A_surfxml_AS_routing_Cluster:        new_as = new simgrid::surf::AsCluster(AS->id);        break;
-    case A_surfxml_AS_routing_ClusterTorus:   new_as = new simgrid::surf::AsClusterTorus(AS->id);   break;
-    case A_surfxml_AS_routing_ClusterFatTree: new_as = new simgrid::surf::AsClusterFatTree(AS->id); break;
-    case A_surfxml_AS_routing_Dijkstra:       new_as = new simgrid::surf::AsDijkstra(AS->id, 0);    break;
-    case A_surfxml_AS_routing_DijkstraCache:  new_as = new simgrid::surf::AsDijkstra(AS->id, 1);    break;
-    case A_surfxml_AS_routing_Floyd:          new_as = new simgrid::surf::AsFloyd(AS->id);          break;
-    case A_surfxml_AS_routing_Full:           new_as = new simgrid::surf::AsFull(AS->id);           break;
-    case A_surfxml_AS_routing_None:           new_as = new simgrid::surf::AsNone(AS->id);           break;
-    case A_surfxml_AS_routing_Vivaldi:        new_as = new simgrid::surf::AsVivaldi(AS->id);        break;
-    default:                                  xbt_die("Not a valid model!");                        break;
+    case A_surfxml_AS_routing_Cluster:
+      new_as = new simgrid::kernel::routing::AsCluster(current_routing, AS->id);
+      break;
+    case A_surfxml_AS_routing_ClusterDragonfly:
+      new_as = new simgrid::kernel::routing::AsClusterDragonfly(current_routing, AS->id);
+      break;
+    case A_surfxml_AS_routing_ClusterTorus:
+      new_as = new simgrid::kernel::routing::AsClusterTorus(current_routing, AS->id);
+      break;
+    case A_surfxml_AS_routing_ClusterFatTree:
+      new_as = new simgrid::kernel::routing::AsClusterFatTree(current_routing, AS->id);
+      break;
+    case A_surfxml_AS_routing_Dijkstra:
+      new_as = new simgrid::kernel::routing::AsDijkstra(current_routing, AS->id, 0);
+      break;
+    case A_surfxml_AS_routing_DijkstraCache:
+      new_as = new simgrid::kernel::routing::AsDijkstra(current_routing, AS->id, 1);
+      break;
+    case A_surfxml_AS_routing_Floyd:
+      new_as = new simgrid::kernel::routing::AsFloyd(current_routing, AS->id);
+      break;
+    case A_surfxml_AS_routing_Full:
+      new_as = new simgrid::kernel::routing::AsFull(current_routing, AS->id);
+      break;
+    case A_surfxml_AS_routing_None:
+      new_as = new simgrid::kernel::routing::AsNone(current_routing, AS->id);
+      break;
+    case A_surfxml_AS_routing_Vivaldi:
+      new_as = new simgrid::kernel::routing::AsVivaldi(current_routing, AS->id);
+      break;
+    default:
+      xbt_die("Not a valid model!");
+      break;
   }
 
   /* make a new routing component */
-  simgrid::surf::NetCard *netcard = new simgrid::surf::NetCardImpl(new_as->name(), SURF_NETWORK_ELEMENT_AS, current_routing);
+  simgrid::kernel::routing::NetCard *netcard = new simgrid::kernel::routing::NetCardImpl(new_as->name(), simgrid::kernel::routing::NetCard::Type::As, current_routing);
 
-  if (current_routing == NULL && routing_platf->root_ == NULL) {
-    /* it is the first one */
+  if (current_routing == nullptr && routing_platf->root_ == nullptr) { /* it is the first one */
     routing_platf->root_ = new_as;
-    netcard->setId(-1);
-  } else if (current_routing != NULL && routing_platf->root_ != NULL) {
+  } else if (current_routing != nullptr && routing_platf->root_ != nullptr) {
 
-    xbt_assert(!xbt_dict_get_or_null(current_routing->children(), AS->id),
-               "The AS \"%s\" already exists", AS->id);
-    /* it is a part of the tree */
-    new_as->father_ = current_routing;
+    xbt_assert(!xbt_dict_get_or_null(current_routing->children(), AS->id), "The AS '%s' already exists", AS->id);
     /* set the father behavior */
-    if (current_routing->hierarchy_ == simgrid::surf::AsImpl::RoutingMode::unset)
-      current_routing->hierarchy_ = simgrid::surf::AsImpl::RoutingMode::recursive;
+    if (current_routing->hierarchy_ == simgrid::kernel::routing::AsImpl::RoutingMode::unset)
+      current_routing->hierarchy_ = simgrid::kernel::routing::AsImpl::RoutingMode::recursive;
     /* add to the sons dictionary */
-    xbt_dict_set(current_routing->children(), AS->id, (void *) new_as, NULL);
-    /* add to the father element list */
-    netcard->setId(current_routing->addComponent(netcard));
+    xbt_dict_set(current_routing->children(), AS->id, (void *) new_as, nullptr);
   } else {
     THROWF(arg_error, 0, "All defined components must belong to a AS");
   }
@@ -933,49 +880,49 @@ void sg_platf_new_AS_begin(sg_platf_AS_cbarg_t AS)
   current_routing = new_as;
   current_routing->netcard_ = netcard;
 
-  simgrid::surf::netcardCreatedCallbacks(netcard);
-  simgrid::surf::asCreatedCallbacks(new_as);
+  simgrid::kernel::routing::asCreatedCallbacks(new_as);
   if (TRACE_is_enabled())
     sg_instr_AS_begin(AS);
+
+  return new_as;
 }
 
 /**
- * \brief Specify that the current description of AS is finished
+ * \brief Specify that the description of the current AS is finished
  *
- * Once you've declared all the content of your AS, you have to close
+ * Once you've declared all the content of your AS, you have to seal
  * it with this call. Your AS is not usable until you call this function.
  */
-void sg_platf_new_AS_end()
+void sg_platf_new_AS_seal()
 {
   xbt_assert(current_routing, "Cannot seal the current AS: none under construction");
-  current_routing->Seal();
-  current_routing = static_cast<simgrid::surf::AsImpl*>(current_routing->father());
+  current_routing->seal();
+  current_routing = static_cast<simgrid::kernel::routing::AsImpl*>(current_routing->father());
 
   if (TRACE_is_enabled())
     sg_instr_AS_end();
 }
 
 /** @brief Add a link connecting an host to the rest of its AS (which must be cluster or vivaldi) */
-void sg_platf_new_hostlink(sg_platf_host_link_cbarg_t netcard_arg)
+void sg_platf_new_hostlink(sg_platf_host_link_cbarg_t hostlink)
 {
-  simgrid::surf::NetCard *netcard = sg_host_by_name(netcard_arg->id)->pimpl_netcard;
-  xbt_assert(netcard, "Host '%s' not found!", netcard_arg->id);
-  xbt_assert(dynamic_cast<simgrid::surf::AsCluster*>(current_routing) ||
-             dynamic_cast<simgrid::surf::AsVivaldi*>(current_routing),
-      "Only hosts from Cluster and Vivaldi ASes can get a host_link.");
+  simgrid::kernel::routing::NetCard *netcard = sg_host_by_name(hostlink->id)->pimpl_netcard;
+  xbt_assert(netcard, "Host '%s' not found!", hostlink->id);
+  xbt_assert(dynamic_cast<simgrid::kernel::routing::AsCluster*>(current_routing),
+      "Only hosts from Cluster and Vivaldi ASes can get an host_link.");
 
   s_surf_parsing_link_up_down_t link_up_down;
-  link_up_down.link_up = Link::byName(netcard_arg->link_up);
-  link_up_down.link_down = Link::byName(netcard_arg->link_down);
+  link_up_down.linkUp = Link::byName(hostlink->link_up);
+  link_up_down.linkDown = Link::byName(hostlink->link_down);
+
+  xbt_assert(link_up_down.linkUp, "Link '%s' not found!",hostlink->link_up);
+  xbt_assert(link_up_down.linkDown, "Link '%s' not found!",hostlink->link_down);
 
-  xbt_assert(link_up_down.link_up, "Link '%s' not found!",netcard_arg->link_up);
-  xbt_assert(link_up_down.link_down, "Link '%s' not found!",netcard_arg->link_down);
+  auto as_cluster = static_cast<simgrid::kernel::routing::AsCluster*>(current_routing);
 
-  // If dynar is is greater than netcard id and if the host_link is already defined
-  if((int)xbt_dynar_length(current_routing->upDownLinks) > netcard->id() &&
-      xbt_dynar_get_as(current_routing->upDownLinks, netcard->id(), void*))
-  surf_parse_error("Host_link for '%s' is already defined!",netcard_arg->id);
+  if (as_cluster->privateLinks_.find(netcard->id()) != as_cluster->privateLinks_.end())
+    surf_parse_error("Host_link for '%s' is already defined!",hostlink->id);
 
   XBT_DEBUG("Push Host_link for host '%s' to position %d", netcard->name(), netcard->id());
-  xbt_dynar_set_as(current_routing->upDownLinks, netcard->id(), s_surf_parsing_link_up_down_t, link_up_down);
+  as_cluster->privateLinks_.insert({netcard->id(), link_up_down});
 }