src/surf/surf_routing.c

   1 /* Copyright (c) 2009, 2010. The SimGrid Team.
   2  * All rights reserved.                                                     */
   3
   4 /* This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the license (GNU LGPL) which comes with this package. */
   6
   7
   8
   9 #include <float.h>
  10 #include "gras_config.h"
  11
  12 #ifdef HAVE_PCRE_LIB
  13 #include <pcre.h>               /* regular expresion library */
  14 #endif
  15 #include "surf_private.h"
  16 #include "xbt/dynar.h"
  17 #include "xbt/str.h"
  18 #include "xbt/config.h"
  19 #include "xbt/graph.h"
  20 #include "xbt/set.h"
  21 #include "surf/surfxml_parse.h"
  22
  23 xbt_dict_t patterns = NULL;
  24 xbt_dict_t random_value = NULL;
  25
  26 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
  27
  28 /* Global vars */
  29 routing_global_t global_routing = NULL;
  30 routing_component_t current_routing = NULL;
  31 model_type_t current_routing_model = NULL;
  32 static double_f_cpvoid_t get_link_latency = NULL;
  33
  34 /* Prototypes of each model */
  35 static void *model_full_create(void);   /* create structures for full routing model */
  36 static void model_full_load(void);      /* load parse functions for full routing model */
  37 static void model_full_unload(void);    /* unload parse functions for full routing model */
  38 static void model_full_end(void);       /* finalize the creation of full routing model */
  39 static void model_full_set_route(               /* Set the route and ASroute between src and dst */
  40                 routing_component_t rc, const char *src, const char *dst, name_route_extended_t route);
  41
  42 static void *model_floyd_create(void);  /* create structures for floyd routing model */
  43 static void model_floyd_load(void);     /* load parse functions for floyd routing model */
  44 static void model_floyd_unload(void);   /* unload parse functions for floyd routing model */
  45 static void model_floyd_end(void);      /* finalize the creation of floyd routing model */
  46 static void model_floyd_set_route(routing_component_t rc, const char *src,
  47         const char *dst, name_route_extended_t route);
  48
  49 static void *model_dijkstra_both_create(int cached);    /* create by calling dijkstra or dijkstracache */
  50 static void *model_dijkstra_create(void);       /* create structures for dijkstra routing model */
  51 static void *model_dijkstracache_create(void);  /* create structures for dijkstracache routing model */
  52 static void model_dijkstra_both_load(void);     /* load parse functions for dijkstra routing model */
  53 static void model_dijkstra_both_unload(void);   /* unload parse functions for dijkstra routing model */
  54 static void model_dijkstra_both_end(void);      /* finalize the creation of dijkstra routing model */
  55 static void model_dijkstra_both_set_route (routing_component_t rc, const char *src,
  56                      const char *dst, name_route_extended_t route);
  57
  58 static void *model_rulebased_create(void);      /* create structures for rulebased routing model */
  59 static void model_rulebased_load(void); /* load parse functions for rulebased routing model */
  60 static void model_rulebased_unload(void);       /* unload parse functions for rulebased routing model */
  61 static void model_rulebased_end(void);  /* finalize the creation of rulebased routing model */
  62
  63 static void *model_none_create(void);   /* none routing model */
  64 static void model_none_load(void);      /* none routing model */
  65 static void model_none_unload(void);    /* none routing model */
  66 static void model_none_end(void);       /* none routing model */
  67
  68 static void routing_parse_Scluster(void);  /*cluster bypass */
  69 static void routing_parse_Speer(void);          /*peer bypass */
  70 static void routing_parse_Srandom(void);        /*random bypass */
  71 static void routing_parse_Erandom(void);        /*random bypass */
  72
  73 static void routing_parse_Sconfig(void);        /*config Tag */
  74 static void routing_parse_Econfig(void);        /*config Tag */
  75
  76 static char* replace_random_parameter(char * chaine);
  77
  78 /* this lines are only for replace use like index in the model table */
  79 typedef enum {
  80   SURF_MODEL_FULL = 0,
  81   SURF_MODEL_FLOYD,
  82   SURF_MODEL_DIJKSTRA,
  83   SURF_MODEL_DIJKSTRACACHE,
  84   SURF_MODEL_NONE,
  85 #ifdef HAVE_PCRE_LIB
  86   SURF_MODEL_RULEBASED
  87 #endif
  88 } e_routing_types;
  89
  90
  91 /* must be finish with null and carefull if change de order */
  92 struct s_model_type routing_models[] = { {"Full",
  93                                           "Full routing data (fast, large memory requirements, fully expressive)",
  94                                           model_full_create,
  95                                           model_full_load,
  96                                           model_full_unload,
  97                                           model_full_end},
  98 {"Floyd",
  99  "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
 100  model_floyd_create, model_floyd_load, model_floyd_unload,
 101  model_floyd_end},
 102 {"Dijkstra",
 103  "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
 104  model_dijkstra_create, model_dijkstra_both_load,
 105  model_dijkstra_both_unload, model_dijkstra_both_end},
 106 {"DijkstraCache",
 107  "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
 108  model_dijkstracache_create, model_dijkstra_both_load,
 109  model_dijkstra_both_unload, model_dijkstra_both_end},
 110 {"none", "No routing (usable with Constant network only)",
 111  model_none_create, model_none_load, model_none_unload, model_none_end},
 112 #ifdef HAVE_PCRE_LIB
 113 {"RuleBased", "Rule-Based routing data (...)", model_rulebased_create,
 114  model_rulebased_load, model_rulebased_unload, model_rulebased_end},
 115 {"Vivaldi", "Vivaldi routing", model_rulebased_create,
 116   model_rulebased_load, model_rulebased_unload, model_rulebased_end},
 117 #endif
 118 {NULL, NULL, NULL, NULL, NULL, NULL}
 119 };
 120
 121 /* ************************************************************************** */
 122 /* ***************** GENERIC PARSE FUNCTIONS (declarations) ***************** */
 123
 124 static void generic_set_processing_unit(routing_component_t rc,
 125                                         const char *name);
 126 static void generic_set_autonomous_system(routing_component_t rc,
 127                                           const char *name);
 128 static void generic_set_bypassroute(routing_component_t rc,
 129                                     const char *src, const char *dst,
 130                                     route_extended_t e_route);
 131
 132 static int surf_link_resource_cmp(const void *a, const void *b);
 133 static int surf_pointer_resource_cmp(const void *a, const void *b);
 134
 135 /* ************************************************************************** */
 136 /* *************** GENERIC BUSINESS METHODS (declarations) ****************** */
 137
 138 static double generic_get_link_latency(routing_component_t rc, const char *src, const char *dst);
 139 static xbt_dynar_t generic_get_onelink_routes(routing_component_t rc);
 140 static route_extended_t generic_get_bypassroute(routing_component_t rc,
 141                                                 const char *src,
 142                                                 const char *dst);
 143
 144 /* ************************************************************************** */
 145 /* ****************** GENERIC AUX FUNCTIONS (declarations) ****************** */
 146
 147 static route_extended_t
 148 generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy,
 149                            void *data, int order);
 150 static route_t
 151 generic_new_route(e_surf_routing_hierarchy_t hierarchy,
 152                            void *data, int order);
 153 static void generic_free_route(route_t route);
 154 static void generic_free_extended_route(route_extended_t e_route);
 155 static routing_component_t
 156 generic_autonomous_system_exist(routing_component_t rc, char *element);
 157 static routing_component_t
 158 generic_processing_units_exist(routing_component_t rc, char *element);
 159 static void generic_src_dst_check(routing_component_t rc, const char *src,
 160                                   const char *dst);
 161
 162 /* ************************************************************************** */
 163 /* **************************** GLOBAL FUNCTIONS **************************** */
 164
 165 /* global parse functions */
 166 static const char *src = NULL;        /* temporary store the source name of a route */
 167 static const char *dst = NULL;        /* temporary store the destination name of a route */
 168 static char *gw_src = NULL;     /* temporary store the gateway source name of a route */
 169 static char *gw_dst = NULL;     /* temporary store the gateway destination name of a route */
 170 static xbt_dynar_t link_list = NULL;    /* temporary store of current list link of a route */
 171
 172 static xbt_dict_t coordinates = NULL;
 173
 174
 175 static double eculidean_dist_comp(int index, xbt_dynar_t src, xbt_dynar_t dst)
 176 {
 177         double src_coord, dst_coord;
 178
 179         src_coord = atof(xbt_dynar_get_as(src, index, char *));
 180         dst_coord = atof(xbt_dynar_get_as(dst, index, char *));
 181
 182         return (src_coord-dst_coord)*(src_coord-dst_coord);
 183
 184 }
 185
 186 static double vivaldi_get_link_latency (routing_component_t rc,const char *src, const char *dst)
 187 {
 188   double euclidean_dist;
 189   xbt_dynar_t src_ctn, dst_ctn;
 190   src_ctn = xbt_dict_get(coordinates, src);
 191   dst_ctn = xbt_dict_get(coordinates, dst);
 192
 193   euclidean_dist = sqrt (eculidean_dist_comp(0,src_ctn,dst_ctn)+eculidean_dist_comp(1,src_ctn,dst_ctn))
 194                                                                 +fabs(atof(xbt_dynar_get_as(src_ctn, 2, char *)))+fabs(atof(xbt_dynar_get_as(dst_ctn, 2, char *)));
 195
 196   xbt_assert2(euclidean_dist>=0, "Euclidean Dist is less than 0\"%s\" and \"%.2f\"", src, euclidean_dist);
 197
 198   return euclidean_dist;
 199
 200   /*
 201   x = atof(xbt_dynar_get_as(src_ctn, 0, char *))-atof(xbt_dynar_get_as(dst_ctn, 0, char *));
 202   y = atof(xbt_dynar_get_as(src_ctn, 1, char *));
 203   h = atof(xbt_dynar_get_as(ctn, 2, char *));
 204   sqrt((c1->x - c2->x) * (c1->x - c2->x) + (c1->y - c2->y) * (c1->y - c2->y)) + fabs(c1->h) + fabs(c2->h);
 205
 206           if (strcmp(coord,"")) {
 207         xbt_dynar_t ctn = xbt_str_split_str(coord, " ");
 208         xbt_dynar_shrink(ctn,0);
 209         xbt_dict_set (coordinates,host_id,ctn,NULL);
 210   }
 211         */
 212 }
 213
 214 /**
 215  * \brief Add a "host" to the network element list
 216  */
 217 static void parse_S_host(const char *host_id, const char* coord)
 218 {
 219   network_element_info_t info = NULL;
 220   if (current_routing->hierarchy == SURF_ROUTING_NULL)
 221     current_routing->hierarchy = SURF_ROUTING_BASE;
 222   xbt_assert1(!xbt_dict_get_or_null
 223               (global_routing->where_network_elements, host_id),
 224               "Reading a host, processing unit \"%s\" already exists",
 225               host_id);
 226   xbt_assert1(current_routing->set_processing_unit,
 227               "no defined method \"set_processing_unit\" in \"%s\"",
 228               current_routing->name);
 229   (*(current_routing->set_processing_unit)) (current_routing, host_id);
 230   info = xbt_new0(s_network_element_info_t, 1);
 231   info->rc_component = current_routing;
 232   info->rc_type = SURF_NETWORK_ELEMENT_HOST;
 233   xbt_dict_set(global_routing->where_network_elements, host_id,
 234                (void *) info, xbt_free);
 235   if (strcmp(coord,"")) {
 236     xbt_dynar_t ctn = xbt_str_split_str(coord, " ");
 237     xbt_dynar_shrink(ctn, 0);
 238     xbt_dict_set(coordinates, host_id, ctn, xbt_dynar_free_voidp);
 239   }
 240 }
 241
 242 static void parse_E_host(void)
 243 {
 244          xbt_dict_cursor_t cursor = NULL;
 245           char *key;
 246           char *elem;
 247
 248           xbt_dict_foreach(current_property_set, cursor, key, elem) {
 249                   XBT_DEBUG("property : %s = %s",key,elem);
 250                 }
 251 }
 252
 253 /*
 254  * \brief Add a host to the network element list from XML
 255  */
 256 static void parse_S_host_XML(void)
 257 {
 258         parse_S_host(A_surfxml_host_id, A_surfxml_host_coordinates);
 259 }
 260 static void parse_E_host_XML(void)
 261 {
 262         parse_E_host();
 263 }
 264
 265 /*
 266  * \brief Add a host to the network element list from lua script
 267  */
 268 static void parse_S_host_lua(const char *host_id, const char *coord)
 269 {
 270   parse_S_host(host_id, coord);
 271 }
 272
 273
 274 /**
 275  * \brief Add a "router" to the network element list
 276  */
 277 static void parse_S_router(void)
 278 {
 279   network_element_info_t info = NULL;
 280
 281   if (current_routing->hierarchy == SURF_ROUTING_NULL)
 282     current_routing->hierarchy = SURF_ROUTING_BASE;
 283   xbt_assert1(!xbt_dict_get_or_null
 284               (global_routing->where_network_elements,
 285                A_surfxml_router_id),
 286               "Reading a router, processing unit \"%s\" already exists",
 287               A_surfxml_router_id);
 288   xbt_assert1(current_routing->set_processing_unit,
 289               "no defined method \"set_processing_unit\" in \"%s\"",
 290               current_routing->name);
 291   (*(current_routing->set_processing_unit)) (current_routing,
 292                                              A_surfxml_router_id);
 293   info = xbt_new0(s_network_element_info_t, 1);
 294   info->rc_component = current_routing;
 295   info->rc_type = SURF_NETWORK_ELEMENT_ROUTER;
 296   xbt_dict_set(global_routing->where_network_elements, A_surfxml_router_id,
 297                (void *) info, xbt_free);
 298   if (strcmp(A_surfxml_router_coordinates,"")) {
 299     xbt_dynar_t ctn = xbt_str_split_str(A_surfxml_router_coordinates, " ");
 300     xbt_dynar_shrink(ctn, 0);
 301     xbt_dict_set(coordinates, A_surfxml_router_id, ctn, xbt_dynar_free_voidp);
 302   }
 303 }
 304
 305 /**
 306  * \brief Set the endponints for a route
 307  */
 308 static void parse_S_route_new_and_endpoints(const char *src_id, const char *dst_id)
 309 {
 310   if (src != NULL && dst != NULL && link_list != NULL)
 311     THROW2(arg_error, 0, "Route between %s to %s can not be defined",
 312            src_id, dst_id);
 313   src = src_id;
 314   dst = dst_id;
 315   xbt_assert2(strlen(src) > 0 || strlen(dst) > 0,
 316               "Some limits are null in the route between \"%s\" and \"%s\"",
 317               src, dst);
 318   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 319 }
 320
 321 /**
 322  * \brief Set the endpoints for a route from XML
 323  */
 324 static void parse_S_route_new_and_endpoints_XML(void)
 325 {
 326   parse_S_route_new_and_endpoints(A_surfxml_route_src,
 327                                   A_surfxml_route_dst);
 328 }
 329
 330 /**
 331  * \brief Set the endpoints for a route from lua
 332  */
 333 static void parse_S_route_new_and_endpoints_lua(const char *id_src, const char *id_dst)
 334 {
 335   parse_S_route_new_and_endpoints(id_src, id_dst);
 336 }
 337
 338 /**
 339  * \brief Set the endponints and gateways for a ASroute
 340  */
 341 static void parse_S_ASroute_new_and_endpoints(void)
 342 {
 343   if (src != NULL && dst != NULL && link_list != NULL)
 344     THROW2(arg_error, 0, "Route between %s to %s can not be defined",
 345            A_surfxml_ASroute_src, A_surfxml_ASroute_dst);
 346   src = A_surfxml_ASroute_src;
 347   dst = A_surfxml_ASroute_dst;
 348   gw_src = A_surfxml_ASroute_gw_src;
 349   gw_dst = A_surfxml_ASroute_gw_dst;
 350   xbt_assert2(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
 351               || strlen(gw_dst) > 0,
 352               "Some limits are null in the route between \"%s\" and \"%s\"",
 353               src, dst);
 354   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 355 }
 356
 357 /**
 358  * \brief Set the endponints for a bypassRoute
 359  */
 360 static void parse_S_bypassRoute_new_and_endpoints(void)
 361 {
 362   if (src != NULL && dst != NULL && link_list != NULL)
 363     THROW2(arg_error, 0,
 364            "Bypass Route between %s to %s can not be defined",
 365            A_surfxml_bypassRoute_src, A_surfxml_bypassRoute_dst);
 366   src = A_surfxml_bypassRoute_src;
 367   dst = A_surfxml_bypassRoute_dst;
 368   gw_src = A_surfxml_bypassRoute_gw_src;
 369   gw_dst = A_surfxml_bypassRoute_gw_dst;
 370   xbt_assert2(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
 371               || strlen(gw_dst) > 0,
 372               "Some limits are null in the route between \"%s\" and \"%s\"",
 373               src, dst);
 374   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 375 }
 376
 377 /**
 378  * \brief Set a new link on the actual list of link for a route or ASroute
 379  */
 380 static void parse_E_link_ctn_new_elem(const char *link_id)
 381 {
 382   char *val;
 383   val = xbt_strdup(link_id);
 384   xbt_dynar_push(link_list, &val);
 385 }
 386
 387 /**
 388  * \brief Set a new link on the actual list of link for a route or ASroute from XML
 389  */
 390
 391 static void parse_E_link_ctn_new_elem_XML(void)
 392 {
 393   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_NONE)
 394     parse_E_link_ctn_new_elem(A_surfxml_link_ctn_id);
 395   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_UP) {
 396     char *link_id = bprintf("%s_UP", A_surfxml_link_ctn_id);
 397     parse_E_link_ctn_new_elem(link_id);
 398     free(link_id);
 399   }
 400   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_DOWN) {
 401     char *link_id = bprintf("%s_DOWN", A_surfxml_link_ctn_id);
 402     parse_E_link_ctn_new_elem(link_id);
 403     free(link_id);
 404   }
 405 }
 406
 407 /**
 408  * \brief Set a new link on the actual list of link for a route or ASroute from lua
 409  */
 410 static void parse_E_link_c_ctn_new_elem_lua(const char *link_id)
 411 {
 412   parse_E_link_ctn_new_elem(link_id);
 413 }
 414
 415 /**
 416  * \brief Store the route by calling the set_route function of the current routing component
 417  */
 418 static void parse_E_route_store_route(void)
 419 {
 420   name_route_extended_t route = xbt_new0(s_name_route_extended_t, 1);
 421   route->generic_route.link_list = link_list;
 422   xbt_assert1(current_routing->set_route,
 423               "no defined method \"set_route\" in \"%s\"",
 424               current_routing->name);
 425   (*(current_routing->set_route)) (current_routing, src, dst, route);
 426   link_list = NULL;
 427   src = NULL;
 428   dst = NULL;
 429 }
 430
 431 /**
 432  * \brief Store the ASroute by calling the set_ASroute function of the current routing component
 433  */
 434 static void parse_E_ASroute_store_route(void)
 435 {
 436   name_route_extended_t e_route = xbt_new0(s_name_route_extended_t, 1);
 437   e_route->generic_route.link_list = link_list;
 438   e_route->src_gateway = xbt_strdup(gw_src);
 439   e_route->dst_gateway = xbt_strdup(gw_dst);
 440   xbt_assert1(current_routing->set_ASroute,
 441               "no defined method \"set_ASroute\" in \"%s\"",
 442               current_routing->name);
 443   (*(current_routing->set_ASroute)) (current_routing, src, dst, e_route);
 444   link_list = NULL;
 445   src = NULL;
 446   dst = NULL;
 447   gw_src = NULL;
 448   gw_dst = NULL;
 449 }
 450
 451 /**
 452  * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
 453  */
 454 static void parse_E_bypassRoute_store_route(void)
 455 {
 456   route_extended_t e_route = xbt_new0(s_route_extended_t, 1);
 457   e_route->generic_route.link_list = link_list;
 458   e_route->src_gateway = xbt_strdup(gw_src);
 459   e_route->dst_gateway = xbt_strdup(gw_dst);
 460   xbt_assert1(current_routing->set_bypassroute,
 461               "no defined method \"set_bypassroute\" in \"%s\"",
 462               current_routing->name);
 463   (*(current_routing->set_bypassroute)) (current_routing, src, dst,
 464                                          e_route);
 465   link_list = NULL;
 466   src = NULL;
 467   dst = NULL;
 468   gw_src = NULL;
 469   gw_dst = NULL;
 470 }
 471
 472 /**
 473  * \brief Make a new routing component
 474  *
 475  * make the new structure and
 476  * set the parsing functions to allows parsing the part of the routing tree
 477  */
 478 static void parse_S_AS(char *AS_id, char *AS_routing)
 479 {
 480   routing_component_t new_routing;
 481   model_type_t model = NULL;
 482   char *wanted = AS_routing;
 483   int cpt;
 484   /* seach the routing model */
 485   for (cpt = 0; routing_models[cpt].name; cpt++)
 486     if (!strcmp(wanted, routing_models[cpt].name))
 487       model = &routing_models[cpt];
 488   /* if its not exist, error */
 489   if (model == NULL) {
 490     fprintf(stderr, "Routing model %s not found. Existing models:\n",
 491             wanted);
 492     for (cpt = 0; routing_models[cpt].name; cpt++)
 493       if (!strcmp(wanted, routing_models[cpt].name))
 494         fprintf(stderr, "   %s: %s\n", routing_models[cpt].name,
 495                 routing_models[cpt].desc);
 496     xbt_die(NULL);
 497   }
 498
 499   /* make a new routing component */
 500   new_routing = (routing_component_t) (*(model->create)) ();
 501   new_routing->routing = model;
 502   new_routing->hierarchy = SURF_ROUTING_NULL;
 503   new_routing->name = xbt_strdup(AS_id);
 504   new_routing->routing_sons = xbt_dict_new();
 505
 506   /* Hack for Vivaldi */
 507   if(!strcmp(model->name,"Vivaldi"))
 508         new_routing->get_latency = vivaldi_get_link_latency;
 509
 510   if (current_routing == NULL && global_routing->root == NULL) {
 511
 512     /* it is the first one */
 513     new_routing->routing_father = NULL;
 514     global_routing->root = new_routing;
 515
 516   } else if (current_routing != NULL && global_routing->root != NULL) {
 517
 518     xbt_assert1(!xbt_dict_get_or_null
 519                 (current_routing->routing_sons, AS_id),
 520                 "The AS \"%s\" already exists", AS_id);
 521     /* it is a part of the tree */
 522     new_routing->routing_father = current_routing;
 523     /* set the father behavior */
 524     if (current_routing->hierarchy == SURF_ROUTING_NULL)
 525       current_routing->hierarchy = SURF_ROUTING_RECURSIVE;
 526     /* add to the sons dictionary */
 527     xbt_dict_set(current_routing->routing_sons, AS_id,
 528                  (void *) new_routing, NULL);
 529     /* add to the father element list */
 530     (*(current_routing->set_autonomous_system)) (current_routing, AS_id);
 531     /* unload the prev parse rules */
 532     (*(current_routing->routing->unload)) ();
 533
 534   } else {
 535     THROW0(arg_error, 0, "All defined components must be belong to a AS");
 536   }
 537   /* set the new parse rules */
 538   (*(new_routing->routing->load)) ();
 539   /* set the new current component of the tree */
 540   current_routing = new_routing;
 541 }
 542
 543 /*
 544  * Detect the routing model type of the routing component from XML platforms
 545  */
 546 static void parse_S_AS_XML(void)
 547 {
 548   parse_S_AS(A_surfxml_AS_id, A_surfxml_AS_routing);
 549
 550   if (strcmp(A_surfxml_AS_coordinates,"")) {
 551     XBT_DEBUG("%s coordinates : %s", A_surfxml_AS_id, A_surfxml_AS_coordinates);
 552     xbt_dynar_t ctn = xbt_str_split_str(A_surfxml_AS_coordinates, " ");
 553     xbt_dynar_shrink(ctn, 0);
 554     xbt_dict_set(coordinates, A_surfxml_AS_id, ctn, xbt_dynar_free_voidp);
 555   }
 556 }
 557
 558 /*
 559  * define the routing model type of routing component from lua script
 560  */
 561 static void parse_S_AS_lua(char *id, char *mode)
 562 {
 563   parse_S_AS(id, mode);
 564 }
 565
 566
 567 /**
 568  * \brief Finish the creation of a new routing component
 569  *
 570  * When you finish to read the routing component, other structures must be created.
 571  * the "end" method allow to do that for any routing model type
 572  */
 573 static void parse_E_AS(const char *AS_id)
 574 {
 575
 576   if (current_routing == NULL) {
 577     THROW1(arg_error, 0, "Close AS(%s), that never open", AS_id);
 578   } else {
 579     network_element_info_t info = NULL;
 580     xbt_assert1(!xbt_dict_get_or_null
 581                 (global_routing->where_network_elements,
 582                  current_routing->name), "The AS \"%s\" already exists",
 583                 current_routing->name);
 584     info = xbt_new0(s_network_element_info_t, 1);
 585     info->rc_component = current_routing->routing_father;
 586     info->rc_type = SURF_NETWORK_ELEMENT_AS;
 587     xbt_dict_set(global_routing->where_network_elements,
 588                  current_routing->name, info, xbt_free);
 589     (*(current_routing->routing->unload)) ();
 590     (*(current_routing->routing->end)) ();
 591     current_routing = current_routing->routing_father;
 592     if (current_routing != NULL)
 593       (*(current_routing->routing->load)) ();
 594   }
 595 }
 596
 597 /*
 598  * \brief Finish the creation of a new routing component from XML
 599  */
 600 static void parse_E_AS_XML(void)
 601 {
 602   parse_E_AS(A_surfxml_AS_id);
 603 }
 604
 605 /*
 606  * \brief Finish the creation of a new routing component from lua
 607  */
 608 static void parse_E_AS_lua(const char *id)
 609 {
 610   parse_E_AS(id);
 611 }
 612
 613 /* Aux Business methods */
 614
 615 /**
 616  * \brief Get the AS name of the element
 617  *
 618  * \param name the host name
 619  *
 620  */
 621 static char* elements_As_name(const char *name)
 622 {
 623   routing_component_t as_comp;
 624
 625   /* (1) find the as where the host is located */
 626   as_comp = ((network_element_info_t)
 627             xbt_dict_get_or_null(global_routing->where_network_elements,
 628                                  name))->rc_component;
 629   return as_comp->name;
 630 }
 631
 632
 633 /**
 634  * \brief Get the AS father and the first elements of the chain
 635  *
 636  * \param src the source host name
 637  * \param dst the destination host name
 638  *
 639  * Get the common father of the to processing units, and the first different
 640  * father in the chain
 641  */
 642 static xbt_dynar_t elements_father(const char *src, const char *dst)
 643 {
 644
 645   xbt_assert0(src && dst, "bad parameters for \"elements_father\" method");
 646
 647   xbt_dynar_t result = xbt_dynar_new(sizeof(char *), NULL);
 648
 649   routing_component_t src_as, dst_as;
 650   int index_src, index_dst, index_father_src, index_father_dst;
 651   xbt_dynar_t path_src = NULL;
 652   xbt_dynar_t path_dst = NULL;
 653   routing_component_t current = NULL;
 654   routing_component_t *current_src = NULL;
 655   routing_component_t *current_dst = NULL;
 656   routing_component_t *father = NULL;
 657
 658   /* (1) find the as where the src and dst are located */
 659   src_as = ((network_element_info_t)
 660             xbt_dict_get_or_null(global_routing->where_network_elements,
 661                                  src))->rc_component;
 662   dst_as = ((network_element_info_t)
 663             xbt_dict_get_or_null(global_routing->where_network_elements,
 664                                  dst))->rc_component;
 665   xbt_assert2(src_as
 666               && dst_as,
 667               "Ask for route \"from\"(%s) or \"to\"(%s) no found", src,
 668               dst);
 669
 670   /* (2) find the path to the root routing component */
 671   path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
 672   current = src_as;
 673   while (current != NULL) {
 674     xbt_dynar_push(path_src, &current);
 675     current = current->routing_father;
 676   }
 677   path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
 678   current = dst_as;
 679   while (current != NULL) {
 680     xbt_dynar_push(path_dst, &current);
 681     current = current->routing_father;
 682   }
 683
 684   /* (3) find the common father */
 685   index_src = path_src->used - 1;
 686   index_dst = path_dst->used - 1;
 687   current_src = xbt_dynar_get_ptr(path_src, index_src);
 688   current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
 689   while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
 690     current_src = xbt_dynar_get_ptr(path_src, index_src);
 691     current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
 692     index_src--;
 693     index_dst--;
 694   }
 695   index_src++;
 696   index_dst++;
 697   current_src = xbt_dynar_get_ptr(path_src, index_src);
 698   current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
 699
 700   /* (4) they are not in the same routing component, make the path */
 701   index_father_src = index_src + 1;
 702   index_father_dst = index_dst + 1;
 703
 704   if (*current_src == *current_dst)
 705     father = current_src;
 706   else
 707     father = xbt_dynar_get_ptr(path_src, index_father_src);
 708
 709   /* (5) result generation */
 710   xbt_dynar_push(result, father);       /* first same the father of src and dst */
 711   xbt_dynar_push(result, current_src);  /* second the first different father of src */
 712   xbt_dynar_push(result, current_dst);  /* three  the first different father of dst */
 713
 714   xbt_dynar_free(&path_src);
 715   xbt_dynar_free(&path_dst);
 716
 717   return result;
 718 }
 719
 720 /* Global Business methods */
 721
 722 /**
 723  * \brief Recursive function for get_route
 724  *
 725  * \param src the source host name
 726  * \param dst the destination host name
 727  *
 728  * This fuction is call by "get_route". It allow to walk through the
 729  * routing components tree.
 730  */
 731 static route_extended_t _get_route(const char *src, const char *dst)
 732 {
 733
 734   void *link;
 735   unsigned int cpt = 0;
 736
 737   XBT_DEBUG("Solve route  \"%s\" to \"%s\"", src, dst);
 738
 739   xbt_assert0(src && dst, "bad parameters for \"_get_route\" method");
 740
 741   route_extended_t e_route, e_route_cnt, e_route_src = NULL, e_route_dst =
 742       NULL;
 743
 744   xbt_dynar_t elem_father_list = elements_father(src, dst);
 745
 746   routing_component_t common_father =
 747       xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
 748   routing_component_t src_father =
 749       xbt_dynar_get_as(elem_father_list, 1, routing_component_t);
 750   routing_component_t dst_father =
 751       xbt_dynar_get_as(elem_father_list, 2, routing_component_t);
 752
 753   e_route = xbt_new0(s_route_extended_t, 1);
 754   e_route->src_gateway = NULL;
 755   e_route->dst_gateway = NULL;
 756   e_route->generic_route.link_list =
 757       xbt_dynar_new(global_routing->size_of_link, NULL);
 758
 759   if (src_father == dst_father) {       /* SURF_ROUTING_BASE */
 760
 761     if (strcmp(src, dst)) {
 762       e_route_cnt =
 763           (*(common_father->get_route)) (common_father, src, dst);
 764       xbt_assert2(e_route_cnt, "no route between \"%s\" and \"%s\"", src,
 765                   dst);
 766       xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
 767         xbt_dynar_push(e_route->generic_route.link_list, &link);
 768       }
 769       generic_free_extended_route(e_route_cnt);
 770     }
 771
 772   } else {                      /* SURF_ROUTING_RECURSIVE */
 773
 774     route_extended_t e_route_bypass = NULL;
 775
 776     if (common_father->get_bypass_route)
 777       e_route_bypass =
 778           (*(common_father->get_bypass_route)) (common_father, src, dst);
 779
 780     if (e_route_bypass)
 781       e_route_cnt = e_route_bypass;
 782     else
 783       e_route_cnt =
 784           (*(common_father->get_route)) (common_father, src_father->name,
 785                                          dst_father->name);
 786
 787     xbt_assert2(e_route_cnt, "no route between \"%s\" and \"%s\"",
 788                 src_father->name, dst_father->name);
 789
 790     xbt_assert2((e_route_cnt->src_gateway == NULL) ==
 791                 (e_route_cnt->dst_gateway == NULL),
 792                 "bad gateway for route between \"%s\" and \"%s\"", src,
 793                 dst);
 794
 795     if (strcmp(src, e_route_cnt->src_gateway)) {
 796       e_route_src = _get_route(src, e_route_cnt->src_gateway);
 797       xbt_assert2(e_route_src, "no route between \"%s\" and \"%s\"", src,
 798                   e_route_cnt->src_gateway);
 799       xbt_dynar_foreach(e_route_src->generic_route.link_list, cpt, link) {
 800         xbt_dynar_push(e_route->generic_route.link_list, &link);
 801       }
 802     }
 803
 804     xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
 805       xbt_dynar_push(e_route->generic_route.link_list, &link);
 806     }
 807
 808     if (strcmp(e_route_cnt->dst_gateway, dst)) {
 809       e_route_dst = _get_route(e_route_cnt->dst_gateway, dst);
 810       xbt_assert2(e_route_dst, "no route between \"%s\" and \"%s\"",
 811                   e_route_cnt->dst_gateway, dst);
 812       xbt_dynar_foreach(e_route_dst->generic_route.link_list, cpt, link) {
 813         xbt_dynar_push(e_route->generic_route.link_list, &link);
 814       }
 815     }
 816
 817     e_route->src_gateway = xbt_strdup(e_route_cnt->src_gateway);
 818     e_route->dst_gateway = xbt_strdup(e_route_cnt->dst_gateway);
 819
 820     generic_free_extended_route(e_route_src);
 821     generic_free_extended_route(e_route_cnt);
 822     generic_free_extended_route(e_route_dst);
 823   }
 824
 825   xbt_dynar_free(&elem_father_list);
 826
 827   return e_route;
 828 }
 829
 830 static double _get_latency(const char *src, const char *dst)
 831 {
 832   double latency, latency_src, latency_dst = 0.0;
 833
 834   XBT_DEBUG("Solve route  \"%s\" to \"%s\"", src, dst);
 835   xbt_assert0(src && dst, "bad parameters for \"_get_route\" method");
 836
 837   route_extended_t e_route_cnt;
 838
 839   xbt_dynar_t elem_father_list = elements_father(src, dst);
 840
 841   routing_component_t common_father =
 842       xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
 843   routing_component_t src_father =
 844       xbt_dynar_get_as(elem_father_list, 1, routing_component_t);
 845   routing_component_t dst_father =
 846       xbt_dynar_get_as(elem_father_list, 2, routing_component_t);
 847
 848   if (src_father == dst_father) {       /* SURF_ROUTING_BASE */
 849
 850     if (strcmp(src, dst)) {
 851       latency =
 852           (*(common_father->get_latency)) (common_father, src, dst);
 853       xbt_assert2(latency>=0, "no route between \"%s\" and \"%s\"", src,
 854                   dst);
 855      } else latency = 0;
 856   } else {                      /* SURF_ROUTING_RECURSIVE */
 857      route_extended_t e_route_bypass = NULL;
 858     if (common_father->get_bypass_route)
 859       e_route_bypass =
 860           (*(common_father->get_bypass_route)) (common_father, src, dst);
 861
 862     xbt_assert0(!e_route_bypass,"Bypass cannot work yet with get_latency");
 863
 864     e_route_cnt =
 865           (*(common_father->get_route)) (common_father, src_father->name,
 866                                          dst_father->name);
 867
 868     xbt_assert2(e_route_cnt, "no route between \"%s\" and \"%s\"",
 869                 src_father->name, dst_father->name);
 870
 871     xbt_assert2((e_route_cnt->src_gateway == NULL) ==
 872                 (e_route_cnt->dst_gateway == NULL),
 873                 "bad gateway for route between \"%s\" and \"%s\"", src,
 874                 dst);
 875     latency =
 876           (*(common_father->get_latency)) (common_father, elements_As_name(src),
 877                           elements_As_name(dst));
 878
 879     xbt_assert2(latency>=0, "no route between \"%s\" and \"%s\"",
 880                 src_father->name, dst_father->name);
 881
 882
 883     if (src != e_route_cnt->src_gateway) {
 884
 885       latency_src = _get_latency(src, e_route_cnt->src_gateway);
 886       xbt_assert2(latency_src>=0, "no route between \"%s\" and \"%s\"", src,
 887                   e_route_cnt->src_gateway);
 888       latency += latency_src;
 889     }
 890
 891     if (e_route_cnt->dst_gateway != dst) {
 892
 893       latency_dst = _get_latency(e_route_cnt->dst_gateway, dst);
 894       xbt_assert2(latency_dst>=0, "no route between \"%s\" and \"%s\"",
 895                   e_route_cnt->dst_gateway, dst);
 896       latency += latency_dst;
 897     }
 898
 899   }
 900
 901   xbt_dynar_free(&elem_father_list);
 902
 903   return latency;
 904 }
 905
 906 /**
 907  * \brief Generic method: find a route between hosts
 908  *
 909  * \param src the source host name
 910  * \param dst the destination host name
 911  *
 912  * walk through the routing components tree and find a route between hosts
 913  * by calling the differents "get_route" functions in each routing component.
 914  * No need to free the returned dynar. It will be freed at the next call.
 915  */
 916 static xbt_dynar_t get_route(const char *src, const char *dst)
 917 {
 918
 919   route_extended_t e_route;
 920   xbt_dynar_t elem_father_list = NULL;
 921   routing_component_t common_father = NULL;
 922
 923   if (strcmp(src, dst))
 924     e_route = _get_route(src, dst);
 925   else {
 926     elem_father_list = elements_father(src, dst);
 927     common_father =
 928         xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
 929
 930     e_route = (*(common_father->get_route)) (common_father, src, dst);
 931     xbt_dynar_free(&elem_father_list);
 932   }
 933
 934   xbt_assert2(e_route, "no route between \"%s\" and \"%s\"", src, dst);
 935
 936   if (global_routing->last_route)
 937     xbt_dynar_free(&(global_routing->last_route));
 938   global_routing->last_route = e_route->generic_route.link_list;
 939
 940   if (e_route->src_gateway)
 941     xbt_free(e_route->src_gateway);
 942   if (e_route->dst_gateway)
 943     xbt_free(e_route->dst_gateway);
 944
 945   xbt_free(e_route);
 946
 947 /*
 948   if (xbt_dynar_length(global_routing->last_route) == 0)
 949     return NULL;
 950   else
 951 */
 952     return global_routing->last_route;
 953 }
 954
 955 /**
 956  * \brief Generic method: find a route between hosts
 957  *
 958  * \param src the source host name
 959  * \param dst the destination host name
 960  *
 961  * walk through the routing components tree and find a route between hosts
 962  * by calling the differents "get_route" functions in each routing component.
 963  * Leaves the caller the responsability to clean the returned dynar.
 964  */
 965 static xbt_dynar_t get_route_no_cleanup(const char *src, const char *dst)
 966 {
 967         xbt_dynar_t d = get_route(src,dst);
 968         global_routing->last_route = NULL;
 969         return d;
 970 }
 971
 972 /*Get Latency*/
 973 static double get_latency(const char *src, const char *dst)
 974 {
 975
 976   double latency = -1.0;
 977   xbt_dynar_t elem_father_list = elements_father(src, dst);
 978   routing_component_t common_father =
 979       xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
 980
 981   if (strcmp(src, dst))
 982     latency = _get_latency(src, dst);
 983   else
 984     latency = (*(common_father->get_latency)) (common_father, src, dst);
 985
 986   xbt_assert2(latency>=0.0, "no route between \"%s\" and \"%s\"", src, dst);
 987   xbt_dynar_free(&elem_father_list);
 988
 989   return latency;
 990 }
 991
 992 /**
 993  * \brief Recursive function for finalize
 994  *
 995  * \param rc the source host name
 996  *
 997  * This fuction is call by "finalize". It allow to finalize the
 998  * AS or routing components. It delete all the structures.
 999  */
1000 static void _finalize(routing_component_t rc)
1001 {
1002   if (rc) {
1003     xbt_dict_cursor_t cursor = NULL;
1004     char *key;
1005     routing_component_t elem;
1006     xbt_dict_foreach(rc->routing_sons, cursor, key, elem) {
1007       _finalize(elem);
1008     }
1009     xbt_dict_t tmp_sons = rc->routing_sons;
1010     char *tmp_name = rc->name;
1011     xbt_dict_free(&tmp_sons);
1012     xbt_free(tmp_name);
1013     xbt_assert1(rc->finalize, "no defined method \"finalize\" in \"%s\"",
1014                 current_routing->name);
1015     (*(rc->finalize)) (rc);
1016   }
1017 }
1018
1019 /**
1020  * \brief Generic method: delete all the routing structures
1021  *
1022  * walk through the routing components tree and delete the structures
1023  * by calling the differents "finalize" functions in each routing component
1024  */
1025 static void finalize(void)
1026 {
1027   /* delete recursibly all the tree */
1028   _finalize(global_routing->root);
1029   /* delete "where" dict */
1030   xbt_dict_free(&(global_routing->where_network_elements));
1031   xbt_dict_free(&(coordinates));
1032   /* delete last_route */
1033   xbt_dynar_free(&(global_routing->last_route));
1034   /* delete global routing structure */
1035   xbt_free(global_routing);
1036 }
1037
1038 static xbt_dynar_t recursive_get_onelink_routes(routing_component_t rc)
1039 {
1040   xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
1041
1042   //adding my one link routes
1043   unsigned int cpt;
1044   void *link;
1045   xbt_dynar_t onelink_mine = rc->get_onelink_routes(rc);
1046   if (onelink_mine) {
1047     xbt_dynar_foreach(onelink_mine, cpt, link) {
1048       xbt_dynar_push(ret, &link);
1049     }
1050   }
1051   //recursing
1052   char *key;
1053   xbt_dict_cursor_t cursor = NULL;
1054   routing_component_t rc_child;
1055   xbt_dict_foreach(rc->routing_sons, cursor, key, rc_child) {
1056     xbt_dynar_t onelink_child = recursive_get_onelink_routes(rc_child);
1057     if (onelink_child) {
1058       xbt_dynar_foreach(onelink_child, cpt, link) {
1059         xbt_dynar_push(ret, &link);
1060       }
1061     }
1062   }
1063   return ret;
1064 }
1065
1066 static xbt_dynar_t get_onelink_routes(void)
1067 {
1068   return recursive_get_onelink_routes(global_routing->root);
1069 }
1070
1071 static e_surf_network_element_type_t get_network_element_type(const char
1072                                                               *name)
1073 {
1074   network_element_info_t rc = NULL;
1075   rc = xbt_dict_get(global_routing->where_network_elements, name);
1076   return rc->rc_type;
1077 }
1078
1079 /**
1080  * \brief Generic method: create the global routing schema
1081  *
1082  * Make a global routing structure and set all the parsing functions.
1083  */
1084 void routing_model_create(size_t size_of_links, void *loopback, double_f_cpvoid_t get_link_latency_fun)
1085 {
1086   /* config the uniq global routing */
1087   global_routing = xbt_new0(s_routing_global_t, 1);
1088   global_routing->where_network_elements = xbt_dict_new();
1089   global_routing->root = NULL;
1090   global_routing->get_route = get_route;
1091   global_routing->get_latency = get_latency;
1092   global_routing->get_route_no_cleanup = get_route_no_cleanup;
1093   global_routing->get_onelink_routes = get_onelink_routes;
1094   global_routing->get_network_element_type = get_network_element_type;
1095   global_routing->finalize = finalize;
1096   global_routing->loopback = loopback;
1097   global_routing->size_of_link = size_of_links;
1098   global_routing->last_route = NULL;
1099   get_link_latency = get_link_latency_fun;
1100   /* no current routing at moment */
1101   current_routing = NULL;
1102
1103   coordinates = xbt_dict_new();
1104
1105   /* parse generic elements */
1106   surfxml_add_callback(STag_surfxml_host_cb_list, &parse_S_host_XML);
1107   surfxml_add_callback(ETag_surfxml_host_cb_list, &parse_E_host_XML);
1108   surfxml_add_callback(STag_surfxml_router_cb_list, &parse_S_router);
1109
1110   surfxml_add_callback(STag_surfxml_route_cb_list,
1111                        &parse_S_route_new_and_endpoints_XML);
1112   surfxml_add_callback(STag_surfxml_ASroute_cb_list,
1113                        &parse_S_ASroute_new_and_endpoints);
1114   surfxml_add_callback(STag_surfxml_bypassRoute_cb_list,
1115                        &parse_S_bypassRoute_new_and_endpoints);
1116
1117   surfxml_add_callback(ETag_surfxml_link_ctn_cb_list,
1118                        &parse_E_link_ctn_new_elem_XML);
1119
1120   surfxml_add_callback(ETag_surfxml_route_cb_list,
1121                        &parse_E_route_store_route);
1122   surfxml_add_callback(ETag_surfxml_ASroute_cb_list,
1123                        &parse_E_ASroute_store_route);
1124   surfxml_add_callback(ETag_surfxml_bypassRoute_cb_list,
1125                        &parse_E_bypassRoute_store_route);
1126
1127   surfxml_add_callback(STag_surfxml_AS_cb_list, &parse_S_AS_XML);
1128   surfxml_add_callback(ETag_surfxml_AS_cb_list, &parse_E_AS_XML);
1129
1130   surfxml_add_callback(STag_surfxml_cluster_cb_list,
1131                        &routing_parse_Scluster);
1132
1133   surfxml_add_callback(STag_surfxml_peer_cb_list,
1134                          &routing_parse_Speer);
1135
1136
1137 #ifdef HAVE_TRACING
1138   instr_routing_define_callbacks();
1139 #endif
1140 }
1141
1142 void surf_parse_add_callback_config(void)
1143 {
1144         surfxml_add_callback(STag_surfxml_config_cb_list, &routing_parse_Sconfig);
1145         surfxml_add_callback(ETag_surfxml_config_cb_list, &routing_parse_Econfig);
1146         surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties);
1147         surfxml_add_callback(STag_surfxml_AS_cb_list, &surf_parse_models_setup);
1148         surfxml_add_callback(STag_surfxml_random_cb_list, &routing_parse_Srandom);
1149 }
1150
1151 void surf_parse_models_setup()
1152 {
1153         routing_parse_Erandom();
1154         surfxml_del_callback(STag_surfxml_AS_cb_list, surf_parse_models_setup);
1155         surf_config_models_setup(platform_filename);
1156         free(platform_filename);
1157 }
1158
1159 /* ************************************************************************** */
1160 /* *************************** FULL ROUTING ********************************* */
1161
1162 #define TO_ROUTE_FULL(i,j) routing->routing_table[(i)+(j)*table_size]
1163
1164 /* Routing model structure */
1165
1166 typedef struct {
1167   s_routing_component_t generic_routing;
1168   route_extended_t *routing_table;
1169 } s_routing_component_full_t, *routing_component_full_t;
1170
1171 /* Business methods */
1172 static xbt_dynar_t full_get_onelink_routes(routing_component_t rc)
1173 {
1174   xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
1175
1176   routing_component_full_t routing = (routing_component_full_t) rc;
1177   size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1178   xbt_dict_cursor_t c1 = NULL, c2 = NULL;
1179   char *k1, *d1, *k2, *d2;
1180   xbt_dict_foreach(routing->generic_routing.to_index, c1, k1, d1) {
1181     xbt_dict_foreach(routing->generic_routing.to_index, c2, k2, d2) {
1182       int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, k1);
1183       int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, k2);
1184       xbt_assert2(src_id
1185                   && dst_id,
1186                   "Ask for route \"from\"(%s)  or \"to\"(%s) no found in the local table",
1187                   src, dst);
1188       route_extended_t route = TO_ROUTE_FULL(*src_id, *dst_id);
1189       if (route) {
1190         if (xbt_dynar_length(route->generic_route.link_list) == 1) {
1191           void *link =
1192               *(void **) xbt_dynar_get_ptr(route->generic_route.link_list,
1193                                            0);
1194           onelink_t onelink = xbt_new0(s_onelink_t, 1);
1195           onelink->link_ptr = link;
1196           if (routing->generic_routing.hierarchy == SURF_ROUTING_BASE) {
1197             onelink->src = xbt_strdup(k1);
1198             onelink->dst = xbt_strdup(k2);
1199           } else if (routing->generic_routing.hierarchy ==
1200                      SURF_ROUTING_RECURSIVE) {
1201             onelink->src = xbt_strdup(route->src_gateway);
1202             onelink->dst = xbt_strdup(route->dst_gateway);
1203           }
1204           xbt_dynar_push(ret, &onelink);
1205         }
1206       }
1207     }
1208   }
1209   return ret;
1210 }
1211
1212 static route_extended_t full_get_route(routing_component_t rc,
1213                                        const char *src, const char *dst)
1214 {
1215   xbt_assert1(rc && src
1216               && dst,
1217               "Invalid params for \"get_route\" function at AS \"%s\"",
1218               rc->name);
1219
1220   /* set utils vars */
1221   routing_component_full_t routing = (routing_component_full_t) rc;
1222   size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1223
1224   generic_src_dst_check(rc, src, dst);
1225   int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, src);
1226   int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, dst);
1227   xbt_assert2(src_id
1228               && dst_id,
1229               "Ask for route \"from\"(%s)  or \"to\"(%s) no found in the local table",
1230               src, dst);
1231
1232   route_extended_t e_route = NULL;
1233   route_extended_t new_e_route = NULL;
1234   void *link;
1235   unsigned int cpt = 0;
1236
1237   e_route = TO_ROUTE_FULL(*src_id, *dst_id);
1238
1239   if (e_route) {
1240     new_e_route = xbt_new0(s_route_extended_t, 1);
1241     new_e_route->src_gateway = xbt_strdup(e_route->src_gateway);
1242     new_e_route->dst_gateway = xbt_strdup(e_route->dst_gateway);
1243     new_e_route->generic_route.link_list =
1244         xbt_dynar_new(global_routing->size_of_link, NULL);
1245     xbt_dynar_foreach(e_route->generic_route.link_list, cpt, link) {
1246       xbt_dynar_push(new_e_route->generic_route.link_list, &link);
1247     }
1248   }
1249   return new_e_route;
1250 }
1251
1252 static void full_finalize(routing_component_t rc)
1253 {
1254   routing_component_full_t routing = (routing_component_full_t) rc;
1255   size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1256   int i, j;
1257   if (routing) {
1258     /* Delete routing table */
1259     for (i = 0; i < table_size; i++)
1260       for (j = 0; j < table_size; j++)
1261         generic_free_extended_route(TO_ROUTE_FULL(i, j));
1262     xbt_free(routing->routing_table);
1263     /* Delete bypass dict */
1264     xbt_dict_free(&rc->bypassRoutes);
1265     /* Delete index dict */
1266     xbt_dict_free(&rc->to_index);
1267     /* Delete structure */
1268     xbt_free(rc);
1269   }
1270 }
1271
1272 /* Creation routing model functions */
1273
1274 static void *model_full_create(void)
1275 {
1276   routing_component_full_t new_component =
1277       xbt_new0(s_routing_component_full_t, 1);
1278   new_component->generic_routing.set_processing_unit =
1279       generic_set_processing_unit;
1280   new_component->generic_routing.set_autonomous_system =
1281       generic_set_autonomous_system;
1282   new_component->generic_routing.set_route = model_full_set_route;
1283   new_component->generic_routing.set_ASroute = model_full_set_route;
1284   new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
1285   new_component->generic_routing.get_route = full_get_route;
1286   new_component->generic_routing.get_latency = generic_get_link_latency;
1287   new_component->generic_routing.get_onelink_routes =
1288       full_get_onelink_routes;
1289   new_component->generic_routing.get_bypass_route =
1290       generic_get_bypassroute;
1291   new_component->generic_routing.finalize = full_finalize;
1292   new_component->generic_routing.to_index = xbt_dict_new();
1293   new_component->generic_routing.bypassRoutes = xbt_dict_new();
1294   new_component->generic_routing.get_network_element_type = get_network_element_type;
1295   return new_component;
1296 }
1297
1298 static void model_full_load(void)
1299 {
1300   /* use "surfxml_add_callback" to add a parse function call */
1301 }
1302
1303 static void model_full_unload(void)
1304 {
1305   /* use "surfxml_del_callback" to remove a parse function call */
1306 }
1307
1308 static void model_full_end(void)
1309 {
1310   unsigned int i;
1311   route_extended_t e_route;
1312
1313   /* set utils vars */
1314   routing_component_full_t routing =
1315       ((routing_component_full_t) current_routing);
1316   size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1317
1318   /* Create table if necessary */
1319   if(!routing->routing_table)
1320           routing->routing_table = xbt_new0(route_extended_t, table_size * table_size);
1321
1322   /* Add the loopback if needed */
1323   if (current_routing->hierarchy == SURF_ROUTING_BASE) {
1324     for (i = 0; i < table_size; i++) {
1325       e_route = TO_ROUTE_FULL(i, i);
1326       if (!e_route) {
1327         e_route = xbt_new0(s_route_extended_t, 1);
1328         e_route->src_gateway = NULL;
1329         e_route->dst_gateway = NULL;
1330         e_route->generic_route.link_list =
1331             xbt_dynar_new(global_routing->size_of_link, NULL);
1332         xbt_dynar_push(e_route->generic_route.link_list,
1333                        &global_routing->loopback);
1334         TO_ROUTE_FULL(i, i) = e_route;
1335       }
1336     }
1337   }
1338 }
1339
1340 static void model_full_set_route(routing_component_t rc, const char *src,
1341                 const char *dst, name_route_extended_t route)
1342 {
1343         int *src_id, *dst_id;
1344         src_id = xbt_dict_get_or_null(rc->to_index, src);
1345         dst_id = xbt_dict_get_or_null(rc->to_index, dst);
1346         routing_component_full_t routing = ((routing_component_full_t) rc);
1347         size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1348
1349         xbt_assert2(src_id
1350                           && dst_id, "Network elements %s or %s not found", src, dst);
1351
1352         xbt_assert2(xbt_dynar_length(route->generic_route.link_list) > 0,
1353                           "Invalid count of links, must be greater than zero (%s,%s)",
1354                           src, dst);
1355
1356         if(!routing->routing_table)
1357                 routing->routing_table = xbt_new0(route_extended_t, table_size * table_size);
1358
1359         if(TO_ROUTE_FULL(*src_id, *dst_id))
1360         {
1361                 char * link_name;
1362                 unsigned int i;
1363                 xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1364                 xbt_dynar_foreach(route->generic_route.link_list,i,link_name)
1365                 {
1366                         void *link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
1367                         xbt_assert1(link,"Link : '%s' doesn't exists.",link_name);
1368                         xbt_dynar_push(link_route_to_test,&link);
1369                 }
1370                 xbt_assert2(!xbt_dynar_compare(
1371                           (void*)TO_ROUTE_FULL(*src_id, *dst_id)->generic_route.link_list,
1372                           (void*)link_route_to_test,
1373                           (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1374                           "The route between \"%s\" and \"%s\" already exists. If you are trying to define a reverse route, you must set the symmetrical=no attribute to your routes tags.", src,dst);
1375                 xbt_dynar_free(&link_route_to_test);
1376         }
1377         else
1378         {
1379                   if(!route->dst_gateway && !route->src_gateway)
1380                           XBT_DEBUG("Load Route from \"%s\" to \"%s\"", src, dst);
1381                   else
1382                           XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
1383                                  route->src_gateway, dst, route->dst_gateway);
1384               TO_ROUTE_FULL(*src_id, *dst_id) = generic_new_extended_route(rc->hierarchy,route,1);
1385               xbt_dynar_shrink(TO_ROUTE_FULL(*src_id, *dst_id)->generic_route.link_list, 0);
1386         }
1387
1388         if( A_surfxml_route_symmetrical == A_surfxml_route_symmetrical_YES
1389                 || A_surfxml_ASroute_symmetrical == A_surfxml_ASroute_symmetrical_YES )
1390         {
1391                 if(route->dst_gateway && route->src_gateway)
1392                 {
1393                   char *gw_src = xbt_strdup(route->src_gateway);
1394                   char *gw_dst = xbt_strdup(route->dst_gateway);
1395                   route->src_gateway = gw_dst;
1396                   route->dst_gateway = gw_src;
1397                 }
1398                 if(TO_ROUTE_FULL(*dst_id, *src_id))
1399                 {
1400                         char * link_name;
1401                         unsigned int i;
1402                         xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1403                         for(i=xbt_dynar_length(route->generic_route.link_list) ;i>0 ;i--)
1404                         {
1405                                 link_name = xbt_dynar_get_as(route->generic_route.link_list,i-1,void *);
1406                                 void *link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
1407                                 xbt_assert1(link,"Link : '%s' doesn't exists.",link_name);
1408                                 xbt_dynar_push(link_route_to_test,&link);
1409                         }
1410                         xbt_assert2(!xbt_dynar_compare(
1411                                   (void*)TO_ROUTE_FULL(*dst_id, *src_id)->generic_route.link_list,
1412                               (void*)link_route_to_test,
1413                                   (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1414                                   "The route between \"%s\" and \"%s\" already exists", src,dst);
1415                         xbt_dynar_free(&link_route_to_test);
1416                 }
1417                 else
1418                 {
1419                           if(!route->dst_gateway && !route->src_gateway)
1420                                   XBT_DEBUG("Load Route from \"%s\" to \"%s\"", dst, src);
1421                           else
1422                                   XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
1423                                          route->src_gateway, src, route->dst_gateway);
1424                       TO_ROUTE_FULL(*dst_id, *src_id) = generic_new_extended_route(rc->hierarchy,route,0);
1425                       xbt_dynar_shrink(TO_ROUTE_FULL(*dst_id, *src_id)->generic_route.link_list, 0);
1426                 }
1427
1428         }
1429 }
1430
1431 /* ************************************************************************** */
1432 /* *************************** FLOYD ROUTING ******************************** */
1433
1434 #define TO_FLOYD_COST(i,j) (routing->cost_table)[(i)+(j)*table_size]
1435 #define TO_FLOYD_PRED(i,j) (routing->predecessor_table)[(i)+(j)*table_size]
1436 #define TO_FLOYD_LINK(i,j) (routing->link_table)[(i)+(j)*table_size]
1437
1438 /* Routing model structure */
1439
1440 typedef struct {
1441   s_routing_component_t generic_routing;
1442   /* vars for calculate the floyd algorith. */
1443   int *predecessor_table;
1444   double *cost_table;
1445   route_extended_t *link_table; /* char* -> int* */
1446 } s_routing_component_floyd_t, *routing_component_floyd_t;
1447
1448 static route_extended_t floyd_get_route(routing_component_t rc,
1449                                         const char *src, const char *dst);
1450
1451 /* Business methods */
1452 static xbt_dynar_t floyd_get_onelink_routes(routing_component_t rc)
1453 {
1454   xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
1455
1456   routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1457   //size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1458   xbt_dict_cursor_t c1 = NULL, c2 = NULL;
1459   char *k1, *d1, *k2, *d2;
1460   xbt_dict_foreach(routing->generic_routing.to_index, c1, k1, d1) {
1461     xbt_dict_foreach(routing->generic_routing.to_index, c2, k2, d2) {
1462       route_extended_t route = floyd_get_route(rc, k1, k2);
1463       if (route) {
1464         if (xbt_dynar_length(route->generic_route.link_list) == 1) {
1465           void *link =
1466               *(void **) xbt_dynar_get_ptr(route->generic_route.link_list,
1467                                            0);
1468           onelink_t onelink = xbt_new0(s_onelink_t, 1);
1469           onelink->link_ptr = link;
1470           if (routing->generic_routing.hierarchy == SURF_ROUTING_BASE) {
1471             onelink->src = xbt_strdup(k1);
1472             onelink->dst = xbt_strdup(k2);
1473           } else if (routing->generic_routing.hierarchy ==
1474                      SURF_ROUTING_RECURSIVE) {
1475             onelink->src = xbt_strdup(route->src_gateway);
1476             onelink->dst = xbt_strdup(route->dst_gateway);
1477           }
1478           xbt_dynar_push(ret, &onelink);
1479         }
1480       }
1481     }
1482   }
1483   return ret;
1484 }
1485
1486 static route_extended_t floyd_get_route(routing_component_t rc,
1487                                         const char *src, const char *dst)
1488 {
1489   xbt_assert1(rc && src
1490               && dst,
1491               "Invalid params for \"get_route\" function at AS \"%s\"",
1492               rc->name);
1493
1494   /* set utils vars */
1495   routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1496   size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1497
1498   generic_src_dst_check(rc, src, dst);
1499   int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, src);
1500   int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, dst);
1501   xbt_assert2(src_id
1502               && dst_id,
1503               "Ask for route \"from\"(%s)  or \"to\"(%s) no found in the local table",
1504               src, dst);
1505
1506   /* create a result route */
1507   route_extended_t new_e_route = xbt_new0(s_route_extended_t, 1);
1508   new_e_route->generic_route.link_list =
1509       xbt_dynar_new(global_routing->size_of_link, NULL);
1510   new_e_route->src_gateway = NULL;
1511   new_e_route->dst_gateway = NULL;
1512
1513   int first = 1;
1514   int pred = *dst_id;
1515   int prev_pred = 0;
1516   char *gw_src = NULL, *gw_dst =
1517       NULL, *prev_gw_src, *prev_gw_dst, *first_gw = NULL;
1518   unsigned int cpt;
1519   void *link;
1520   xbt_dynar_t links;
1521
1522   do {
1523     prev_pred = pred;
1524     pred = TO_FLOYD_PRED(*src_id, pred);
1525     if (pred == -1)             /* if no pred in route -> no route to host */
1526       break;
1527     xbt_assert2(TO_FLOYD_LINK(pred, prev_pred),
1528                 "Invalid link for the route between \"%s\" or \"%s\"", src,
1529                 dst);
1530
1531     prev_gw_src = gw_src;
1532     prev_gw_dst = gw_dst;
1533
1534     route_extended_t e_route = TO_FLOYD_LINK(pred, prev_pred);
1535     gw_src = e_route->src_gateway;
1536     gw_dst = e_route->dst_gateway;
1537
1538     if (first)
1539       first_gw = gw_dst;
1540
1541     if (rc->hierarchy == SURF_ROUTING_RECURSIVE && !first
1542         && strcmp(gw_dst, prev_gw_src)) {
1543       xbt_dynar_t e_route_as_to_as =
1544           (*(global_routing->get_route)) (gw_dst, prev_gw_src);
1545       xbt_assert2(e_route_as_to_as, "no route between \"%s\" and \"%s\"",
1546                   gw_dst, prev_gw_src);
1547       links = e_route_as_to_as;
1548       int pos = 0;
1549       xbt_dynar_foreach(links, cpt, link) {
1550         xbt_dynar_insert_at(new_e_route->generic_route.link_list, pos,
1551                             &link);
1552         pos++;
1553       }
1554     }
1555
1556     links = e_route->generic_route.link_list;
1557     xbt_dynar_foreach(links, cpt, link) {
1558       xbt_dynar_unshift(new_e_route->generic_route.link_list, &link);
1559     }
1560     first = 0;
1561
1562   } while (pred != *src_id);
1563   xbt_assert4(pred != -1, "no route from host %d to %d (\"%s\" to \"%s\")",
1564               *src_id, *dst_id, src, dst);
1565
1566   if (rc->hierarchy == SURF_ROUTING_RECURSIVE) {
1567     new_e_route->src_gateway = xbt_strdup(gw_src);
1568     new_e_route->dst_gateway = xbt_strdup(first_gw);
1569   }
1570
1571   return new_e_route;
1572 }
1573
1574 static void floyd_finalize(routing_component_t rc)
1575 {
1576   routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1577   int i, j;
1578   size_t table_size;
1579   if (routing) {
1580     table_size = xbt_dict_length(routing->generic_routing.to_index);
1581     /* Delete link_table */
1582     for (i = 0; i < table_size; i++)
1583       for (j = 0; j < table_size; j++)
1584         generic_free_extended_route(TO_FLOYD_LINK(i, j));
1585     xbt_free(routing->link_table);
1586     /* Delete bypass dict */
1587     xbt_dict_free(&routing->generic_routing.bypassRoutes);
1588     /* Delete index dict */
1589     xbt_dict_free(&(routing->generic_routing.to_index));
1590     /* Delete dictionary index dict, predecessor and links table */
1591     xbt_free(routing->predecessor_table);
1592     /* Delete structure */
1593     xbt_free(rc);
1594   }
1595 }
1596
1597 static void *model_floyd_create(void)
1598 {
1599   routing_component_floyd_t new_component =
1600       xbt_new0(s_routing_component_floyd_t, 1);
1601   new_component->generic_routing.set_processing_unit =
1602       generic_set_processing_unit;
1603   new_component->generic_routing.set_autonomous_system =
1604       generic_set_autonomous_system;
1605   new_component->generic_routing.set_route = model_floyd_set_route;
1606   new_component->generic_routing.set_ASroute = model_floyd_set_route;
1607   new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
1608   new_component->generic_routing.get_route = floyd_get_route;
1609   new_component->generic_routing.get_latency = generic_get_link_latency;
1610   new_component->generic_routing.get_onelink_routes =
1611       floyd_get_onelink_routes;
1612   new_component->generic_routing.get_bypass_route =
1613       generic_get_bypassroute;
1614   new_component->generic_routing.finalize = floyd_finalize;
1615   new_component->generic_routing.to_index = xbt_dict_new();
1616   new_component->generic_routing.bypassRoutes = xbt_dict_new();
1617   new_component->generic_routing.get_network_element_type = get_network_element_type;
1618   return new_component;
1619 }
1620
1621 static void model_floyd_load(void)
1622 {
1623   /* use "surfxml_add_callback" to add a parse function call */
1624 }
1625
1626 static void model_floyd_unload(void)
1627 {
1628   /* use "surfxml_del_callback" to remove a parse function call */
1629 }
1630
1631 static void model_floyd_end(void)
1632 {
1633
1634         routing_component_floyd_t routing =
1635           ((routing_component_floyd_t) current_routing);
1636
1637         unsigned int i, j, a, b, c;
1638
1639         /* set the size of table routing */
1640         size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1641
1642         if(!routing->link_table)
1643         {
1644                 /* Create Cost, Predecessor and Link tables */
1645                 routing->cost_table = xbt_new0(double, table_size * table_size);       /* link cost from host to host */
1646                 routing->predecessor_table = xbt_new0(int, table_size * table_size);  /* predecessor host numbers */
1647                 routing->link_table = xbt_new0(route_extended_t, table_size * table_size);    /* actual link between src and dst */
1648
1649                 /* Initialize costs and predecessors */
1650                 for (i = 0; i < table_size; i++)
1651                 for (j = 0; j < table_size; j++) {
1652                   TO_FLOYD_COST(i, j) = DBL_MAX;
1653                   TO_FLOYD_PRED(i, j) = -1;
1654                   TO_FLOYD_LINK(i, j) = NULL;       /* fixed, missing in the previous version */
1655                 }
1656         }
1657
1658         /* Add the loopback if needed */
1659         if (current_routing->hierarchy == SURF_ROUTING_BASE) {
1660                 for (i = 0; i < table_size; i++) {
1661                   route_extended_t e_route = TO_FLOYD_LINK(i, i);
1662                   if (!e_route) {
1663                         e_route = xbt_new0(s_route_extended_t, 1);
1664                         e_route->src_gateway = NULL;
1665                         e_route->dst_gateway = NULL;
1666                         e_route->generic_route.link_list =
1667                                 xbt_dynar_new(global_routing->size_of_link, NULL);
1668                         xbt_dynar_push(e_route->generic_route.link_list,
1669                                                    &global_routing->loopback);
1670                         TO_FLOYD_LINK(i, i) = e_route;
1671                         TO_FLOYD_PRED(i, i) = i;
1672                         TO_FLOYD_COST(i, i) = 1;
1673                   }
1674                 }
1675         }
1676         /* Calculate path costs */
1677         for (c = 0; c < table_size; c++) {
1678                 for (a = 0; a < table_size; a++) {
1679                   for (b = 0; b < table_size; b++) {
1680                         if (TO_FLOYD_COST(a, c) < DBL_MAX && TO_FLOYD_COST(c, b) < DBL_MAX) {
1681                           if (TO_FLOYD_COST(a, b) == DBL_MAX ||
1682                                   (TO_FLOYD_COST(a, c) + TO_FLOYD_COST(c, b) <
1683                                    TO_FLOYD_COST(a, b))) {
1684                                 TO_FLOYD_COST(a, b) =
1685                                         TO_FLOYD_COST(a, c) + TO_FLOYD_COST(c, b);
1686                                 TO_FLOYD_PRED(a, b) = TO_FLOYD_PRED(c, b);
1687                           }
1688                         }
1689                   }
1690                 }
1691         }
1692 }
1693
1694 static void model_floyd_set_route(routing_component_t rc, const char *src,
1695         const char *dst, name_route_extended_t route)
1696 {
1697         routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1698
1699         /* set the size of table routing */
1700         size_t table_size = xbt_dict_length(rc->to_index);
1701         int *src_id, *dst_id;
1702         int i,j;
1703
1704         src_id = xbt_dict_get_or_null(rc->to_index, src);
1705         dst_id = xbt_dict_get_or_null(rc->to_index, dst);
1706
1707         if(!routing->link_table)
1708         {
1709                 /* Create Cost, Predecessor and Link tables */
1710                 routing->cost_table = xbt_new0(double, table_size * table_size);       /* link cost from host to host */
1711                 routing->predecessor_table = xbt_new0(int, table_size * table_size);  /* predecessor host numbers */
1712                 routing->link_table = xbt_new0(route_extended_t, table_size * table_size);    /* actual link between src and dst */
1713
1714                 /* Initialize costs and predecessors */
1715                 for (i = 0; i < table_size; i++)
1716                 for (j = 0; j < table_size; j++) {
1717                   TO_FLOYD_COST(i, j) = DBL_MAX;
1718                   TO_FLOYD_PRED(i, j) = -1;
1719                   TO_FLOYD_LINK(i, j) = NULL;       /* fixed, missing in the previous version */
1720                 }
1721         }
1722
1723         if(TO_FLOYD_LINK(*src_id, *dst_id))
1724         {
1725                 if(!route->dst_gateway && !route->src_gateway)
1726                         XBT_DEBUG("See Route from \"%s\" to \"%s\"", src, dst);
1727                 else
1728                         XBT_DEBUG("See ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
1729                                  route->src_gateway, dst, route->dst_gateway);
1730                 char * link_name;
1731                 unsigned int cpt;
1732                 xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1733                 xbt_dynar_foreach(route->generic_route.link_list,cpt,link_name)
1734                 {
1735                         void *link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
1736                         xbt_assert1(link,"Link : '%s' doesn't exists.",link_name);
1737                         xbt_dynar_push(link_route_to_test,&link);
1738                 }
1739                 xbt_assert2(!xbt_dynar_compare(
1740                           (void*)TO_FLOYD_LINK(*src_id, *dst_id)->generic_route.link_list,
1741                           (void*)link_route_to_test,
1742                           (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1743                           "The route between \"%s\" and \"%s\" already exists", src,dst);
1744                 xbt_free(link_route_to_test);
1745         }
1746         else
1747         {
1748                 if(!route->dst_gateway && !route->src_gateway)
1749                   XBT_DEBUG("Load Route from \"%s\" to \"%s\"", src, dst);
1750                 else
1751                   XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
1752                                  route->src_gateway, dst, route->dst_gateway);
1753
1754             TO_FLOYD_LINK(*src_id, *dst_id) =
1755                         generic_new_extended_route(rc->hierarchy, route, 1);
1756             TO_FLOYD_PRED(*src_id, *dst_id) = *src_id;
1757             TO_FLOYD_COST(*src_id, *dst_id) =
1758                         ((TO_FLOYD_LINK(*src_id, *dst_id))->generic_route.link_list)->used;   /* count of links, old model assume 1 */
1759         }
1760
1761         if( A_surfxml_route_symmetrical == A_surfxml_route_symmetrical_YES
1762                 || A_surfxml_ASroute_symmetrical == A_surfxml_ASroute_symmetrical_YES )
1763         {
1764                 if(TO_FLOYD_LINK(*dst_id, *src_id))
1765                 {
1766                         if(!route->dst_gateway && !route->src_gateway)
1767                           XBT_DEBUG("See Route from \"%s\" to \"%s\"", dst, src);
1768                         else
1769                           XBT_DEBUG("See ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
1770                                          route->src_gateway, src, route->dst_gateway);
1771                         char * link_name;
1772                         unsigned int i;
1773                         xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1774                         for(i=xbt_dynar_length(route->generic_route.link_list) ;i>0 ;i--)
1775                         {
1776                                 link_name = xbt_dynar_get_as(route->generic_route.link_list,i-1,void *);
1777                                 void *link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
1778                                 xbt_assert1(link,"Link : '%s' doesn't exists.",link_name);
1779                                 xbt_dynar_push(link_route_to_test,&link);
1780                         }
1781                         xbt_assert2(!xbt_dynar_compare(
1782                                   (void*)TO_FLOYD_LINK(*dst_id, *src_id)->generic_route.link_list,
1783                               (void*)link_route_to_test,
1784                                   (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1785                                   "The route between \"%s\" and \"%s\" already exists", src,dst);
1786                         xbt_free(link_route_to_test);
1787                 }
1788                 else
1789                 {
1790                         if(route->dst_gateway && route->src_gateway)
1791                         {
1792                           char *gw_src = xbt_strdup(route->src_gateway);
1793                           char *gw_dst = xbt_strdup(route->dst_gateway);
1794                           route->src_gateway = gw_dst;
1795                           route->dst_gateway = gw_src;
1796                         }
1797
1798                         if(!route->dst_gateway && !route->src_gateway)
1799                           XBT_DEBUG("Load Route from \"%s\" to \"%s\"", dst, src);
1800                         else
1801                           XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
1802                                          route->src_gateway, src, route->dst_gateway);
1803
1804                     TO_FLOYD_LINK(*dst_id, *src_id) =
1805                                 generic_new_extended_route(rc->hierarchy, route, 0);
1806                     TO_FLOYD_PRED(*dst_id, *src_id) = *dst_id;
1807                     TO_FLOYD_COST(*dst_id, *src_id) =
1808                                 ((TO_FLOYD_LINK(*dst_id, *src_id))->generic_route.link_list)->used;   /* count of links, old model assume 1 */
1809                 }
1810         }
1811 }
1812
1813 /* ************************************************************************** */
1814 /* ********** Dijkstra & Dijkstra Cached ROUTING **************************** */
1815
1816 typedef struct {
1817   s_routing_component_t generic_routing;
1818   xbt_graph_t route_graph;      /* xbt_graph */
1819   xbt_dict_t graph_node_map;    /* map */
1820   xbt_dict_t route_cache;       /* use in cache mode */
1821   int cached;
1822 } s_routing_component_dijkstra_t, *routing_component_dijkstra_t;
1823
1824
1825 typedef struct graph_node_data {
1826   int id;
1827   int graph_id;                 /* used for caching internal graph id's */
1828 } s_graph_node_data_t, *graph_node_data_t;
1829
1830 typedef struct graph_node_map_element {
1831   xbt_node_t node;
1832 } s_graph_node_map_element_t, *graph_node_map_element_t;
1833
1834 typedef struct route_cache_element {
1835   int *pred_arr;
1836   int size;
1837 } s_route_cache_element_t, *route_cache_element_t;
1838
1839 /* Free functions */
1840
1841 static void route_cache_elem_free(void *e)
1842 {
1843   route_cache_element_t elm = (route_cache_element_t) e;
1844   if (elm) {
1845     xbt_free(elm->pred_arr);
1846     xbt_free(elm);
1847   }
1848 }
1849
1850 static void graph_node_map_elem_free(void *e)
1851 {
1852   graph_node_map_element_t elm = (graph_node_map_element_t) e;
1853   if (elm) {
1854     xbt_free(elm);
1855   }
1856 }
1857
1858 static void graph_edge_data_free(void *e)
1859 {
1860   route_extended_t e_route = (route_extended_t) e;
1861   if (e_route) {
1862     xbt_dynar_free(&(e_route->generic_route.link_list));
1863     if (e_route->src_gateway)
1864       xbt_free(e_route->src_gateway);
1865     if (e_route->dst_gateway)
1866       xbt_free(e_route->dst_gateway);
1867     xbt_free(e_route);
1868   }
1869 }
1870
1871 /* Utility functions */
1872
1873 static xbt_node_t route_graph_new_node(routing_component_dijkstra_t rc,
1874                                        int id, int graph_id)
1875 {
1876   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1877   xbt_node_t node = NULL;
1878   graph_node_data_t data = NULL;
1879   graph_node_map_element_t elm = NULL;
1880
1881   data = xbt_new0(struct graph_node_data, 1);
1882   data->id = id;
1883   data->graph_id = graph_id;
1884   node = xbt_graph_new_node(routing->route_graph, data);
1885
1886   elm = xbt_new0(struct graph_node_map_element, 1);
1887   elm->node = node;
1888   xbt_dict_set_ext(routing->graph_node_map, (char *) (&id), sizeof(int),
1889                    (xbt_set_elm_t) elm, &graph_node_map_elem_free);
1890
1891   return node;
1892 }
1893
1894 static graph_node_map_element_t
1895 graph_node_map_search(routing_component_dijkstra_t rc, int id)
1896 {
1897   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1898   graph_node_map_element_t elm = (graph_node_map_element_t)
1899       xbt_dict_get_or_null_ext(routing->graph_node_map,
1900                                (char *) (&id),
1901                                sizeof(int));
1902   return elm;
1903 }
1904
1905 /* Parsing */
1906
1907 static void route_new_dijkstra(routing_component_dijkstra_t rc, int src_id,
1908                                int dst_id, route_extended_t e_route)
1909 {
1910   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1911   XBT_DEBUG("Load Route from \"%d\" to \"%d\"", src_id, dst_id);
1912   xbt_node_t src = NULL;
1913   xbt_node_t dst = NULL;
1914
1915   graph_node_map_element_t src_elm = (graph_node_map_element_t)
1916       xbt_dict_get_or_null_ext(routing->graph_node_map,
1917                                (char *) (&src_id),
1918                                sizeof(int));
1919   graph_node_map_element_t dst_elm = (graph_node_map_element_t)
1920       xbt_dict_get_or_null_ext(routing->graph_node_map,
1921                                (char *) (&dst_id),
1922                                sizeof(int));
1923
1924
1925   if (src_elm)
1926     src = src_elm->node;
1927
1928   if (dst_elm)
1929     dst = dst_elm->node;
1930
1931   /* add nodes if they don't exist in the graph */
1932   if (src_id == dst_id && src == NULL && dst == NULL) {
1933     src = route_graph_new_node(rc, src_id, -1);
1934     dst = src;
1935   } else {
1936     if (src == NULL) {
1937       src = route_graph_new_node(rc, src_id, -1);
1938     }
1939     if (dst == NULL) {
1940       dst = route_graph_new_node(rc, dst_id, -1);
1941     }
1942   }
1943
1944   /* add link as edge to graph */
1945   xbt_graph_new_edge(routing->route_graph, src, dst, e_route);
1946 }
1947
1948 static void add_loopback_dijkstra(routing_component_dijkstra_t rc)
1949 {
1950   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1951
1952   xbt_dynar_t nodes = xbt_graph_get_nodes(routing->route_graph);
1953
1954   xbt_node_t node = NULL;
1955   unsigned int cursor2;
1956   xbt_dynar_foreach(nodes, cursor2, node) {
1957     xbt_dynar_t out_edges = xbt_graph_node_get_outedges(node);
1958     xbt_edge_t edge = NULL;
1959     unsigned int cursor;
1960
1961     int found = 0;
1962     xbt_dynar_foreach(out_edges, cursor, edge) {
1963       xbt_node_t other_node = xbt_graph_edge_get_target(edge);
1964       if (other_node == node) {
1965         found = 1;
1966         break;
1967       }
1968     }
1969
1970     if (!found) {
1971       route_extended_t e_route = xbt_new0(s_route_extended_t, 1);
1972       e_route->src_gateway = NULL;
1973       e_route->dst_gateway = NULL;
1974       e_route->generic_route.link_list =
1975           xbt_dynar_new(global_routing->size_of_link, NULL);
1976       xbt_dynar_push(e_route->generic_route.link_list,
1977                      &global_routing->loopback);
1978       xbt_graph_new_edge(routing->route_graph, node, node, e_route);
1979     }
1980   }
1981 }
1982
1983 /* Business methods */
1984 static xbt_dynar_t dijkstra_get_onelink_routes(routing_component_t rc)
1985 {
1986   xbt_die("\"dijkstra_get_onelink_routes\" function not implemented yet");
1987 }
1988
1989 static route_extended_t dijkstra_get_route(routing_component_t rc,
1990                                            const char *src,
1991                                            const char *dst)
1992 {
1993   xbt_assert1(rc && src
1994               && dst,
1995               "Invalid params for \"get_route\" function at AS \"%s\"",
1996               rc->name);
1997
1998   /* set utils vars */
1999   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
2000
2001   generic_src_dst_check(rc, src, dst);
2002   int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, src);
2003   int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, dst);
2004   xbt_assert2(src_id
2005               && dst_id,
2006               "Ask for route \"from\"(%s)  or \"to\"(%s) no found in the local table",
2007               src, dst);
2008
2009   /* create a result route */
2010   route_extended_t new_e_route = xbt_new0(s_route_extended_t, 1);
2011   new_e_route->generic_route.link_list =
2012       xbt_dynar_new(global_routing->size_of_link, NULL);
2013   new_e_route->src_gateway = NULL;
2014   new_e_route->dst_gateway = NULL;
2015
2016   int *pred_arr = NULL;
2017   int src_node_id = 0;
2018   int dst_node_id = 0;
2019   int *nodeid = NULL;
2020   int v;
2021   route_extended_t e_route;
2022   int size = 0;
2023   unsigned int cpt;
2024   void *link;
2025   xbt_dynar_t links = NULL;
2026   route_cache_element_t elm = NULL;
2027   xbt_dynar_t nodes = xbt_graph_get_nodes(routing->route_graph);
2028
2029   /* Use the graph_node id mapping set to quickly find the nodes */
2030   graph_node_map_element_t src_elm =
2031       graph_node_map_search(routing, *src_id);
2032   graph_node_map_element_t dst_elm =
2033       graph_node_map_search(routing, *dst_id);
2034   xbt_assert2(src_elm != NULL
2035               && dst_elm != NULL, "src %d or dst %d does not exist",
2036               *src_id, *dst_id);
2037   src_node_id = ((graph_node_data_t)
2038                  xbt_graph_node_get_data(src_elm->node))->graph_id;
2039   dst_node_id = ((graph_node_data_t)
2040                  xbt_graph_node_get_data(dst_elm->node))->graph_id;
2041
2042   /* if the src and dst are the same *//* fixed, missing in the previous version */
2043   if (src_node_id == dst_node_id) {
2044
2045     xbt_node_t node_s_v = xbt_dynar_get_as(nodes, src_node_id, xbt_node_t);
2046     xbt_node_t node_e_v = xbt_dynar_get_as(nodes, dst_node_id, xbt_node_t);
2047     xbt_edge_t edge =
2048         xbt_graph_get_edge(routing->route_graph, node_s_v, node_e_v);
2049
2050     xbt_assert2(edge != NULL, "no route between host %d and %d", *src_id,
2051                 *dst_id);
2052
2053     e_route = (route_extended_t) xbt_graph_edge_get_data(edge);
2054
2055     links = e_route->generic_route.link_list;
2056     xbt_dynar_foreach(links, cpt, link) {
2057       xbt_dynar_unshift(new_e_route->generic_route.link_list, &link);
2058     }
2059
2060     return new_e_route;
2061   }
2062
2063   if (routing->cached) {
2064     /*check if there is a cached predecessor list avail */
2065     elm = (route_cache_element_t)
2066         xbt_dict_get_or_null_ext(routing->route_cache, (char *) (&src_id),
2067                                  sizeof(int));
2068   }
2069
2070   if (elm) {                    /* cached mode and cache hit */
2071     pred_arr = elm->pred_arr;
2072   } else {                      /* not cached mode or cache miss */
2073     double *cost_arr = NULL;
2074     xbt_heap_t pqueue = NULL;
2075     int i = 0;
2076
2077     int nr_nodes = xbt_dynar_length(nodes);
2078     cost_arr = xbt_new0(double, nr_nodes);      /* link cost from src to other hosts */
2079     pred_arr = xbt_new0(int, nr_nodes); /* predecessors in path from src */
2080     pqueue = xbt_heap_new(nr_nodes, xbt_free);
2081
2082     /* initialize */
2083     cost_arr[src_node_id] = 0.0;
2084
2085     for (i = 0; i < nr_nodes; i++) {
2086       if (i != src_node_id) {
2087         cost_arr[i] = DBL_MAX;
2088       }
2089
2090       pred_arr[i] = 0;
2091
2092       /* initialize priority queue */
2093       nodeid = xbt_new0(int, 1);
2094       *nodeid = i;
2095       xbt_heap_push(pqueue, nodeid, cost_arr[i]);
2096
2097     }
2098
2099     /* apply dijkstra using the indexes from the graph's node array */
2100     while (xbt_heap_size(pqueue) > 0) {
2101       int *v_id = xbt_heap_pop(pqueue);
2102       xbt_node_t v_node = xbt_dynar_get_as(nodes, *v_id, xbt_node_t);
2103       xbt_dynar_t out_edges = xbt_graph_node_get_outedges(v_node);
2104       xbt_edge_t edge = NULL;
2105       unsigned int cursor;
2106
2107       xbt_dynar_foreach(out_edges, cursor, edge) {
2108         xbt_node_t u_node = xbt_graph_edge_get_target(edge);
2109         graph_node_data_t data = xbt_graph_node_get_data(u_node);
2110         int u_id = data->graph_id;
2111         route_extended_t tmp_e_route =
2112             (route_extended_t) xbt_graph_edge_get_data(edge);
2113         int cost_v_u = (tmp_e_route->generic_route.link_list)->used;    /* count of links, old model assume 1 */
2114
2115         if (cost_v_u + cost_arr[*v_id] < cost_arr[u_id]) {
2116           pred_arr[u_id] = *v_id;
2117           cost_arr[u_id] = cost_v_u + cost_arr[*v_id];
2118           nodeid = xbt_new0(int, 1);
2119           *nodeid = u_id;
2120           xbt_heap_push(pqueue, nodeid, cost_arr[u_id]);
2121         }
2122       }
2123
2124       /* free item popped from pqueue */
2125       xbt_free(v_id);
2126     }
2127
2128     xbt_free(cost_arr);
2129     xbt_heap_free(pqueue);
2130   }
2131
2132   /* compose route path with links */
2133   char *gw_src = NULL, *gw_dst =
2134       NULL, *prev_gw_src, *prev_gw_dst, *first_gw = NULL;
2135
2136   for (v = dst_node_id; v != src_node_id; v = pred_arr[v]) {
2137     xbt_node_t node_pred_v =
2138         xbt_dynar_get_as(nodes, pred_arr[v], xbt_node_t);
2139     xbt_node_t node_v = xbt_dynar_get_as(nodes, v, xbt_node_t);
2140     xbt_edge_t edge =
2141         xbt_graph_get_edge(routing->route_graph, node_pred_v, node_v);
2142
2143     xbt_assert2(edge != NULL, "no route between host %d and %d", *src_id,
2144                 *dst_id);
2145
2146     prev_gw_src = gw_src;
2147     prev_gw_dst = gw_dst;
2148
2149     e_route = (route_extended_t) xbt_graph_edge_get_data(edge);
2150     gw_src = e_route->src_gateway;
2151     gw_dst = e_route->dst_gateway;
2152
2153     if (v == dst_node_id)
2154       first_gw = gw_dst;
2155
2156     if (rc->hierarchy == SURF_ROUTING_RECURSIVE && v != dst_node_id
2157         && strcmp(gw_dst, prev_gw_src)) {
2158       xbt_dynar_t e_route_as_to_as =
2159           (*(global_routing->get_route)) (gw_dst, prev_gw_src);
2160       xbt_assert2(e_route_as_to_as, "no route between \"%s\" and \"%s\"",
2161                   gw_dst, prev_gw_src);
2162       links = e_route_as_to_as;
2163       int pos = 0;
2164       xbt_dynar_foreach(links, cpt, link) {
2165         xbt_dynar_insert_at(new_e_route->generic_route.link_list, pos,
2166                             &link);
2167         pos++;
2168       }
2169     }
2170
2171     links = e_route->generic_route.link_list;
2172     xbt_dynar_foreach(links, cpt, link) {
2173       xbt_dynar_unshift(new_e_route->generic_route.link_list, &link);
2174     }
2175     size++;
2176   }
2177
2178   if (rc->hierarchy == SURF_ROUTING_RECURSIVE) {
2179     new_e_route->src_gateway = xbt_strdup(gw_src);
2180     new_e_route->dst_gateway = xbt_strdup(first_gw);
2181   }
2182
2183   if (routing->cached && elm == NULL) {
2184     /* add to predecessor list of the current src-host to cache */
2185     elm = xbt_new0(struct route_cache_element, 1);
2186     elm->pred_arr = pred_arr;
2187     elm->size = size;
2188     xbt_dict_set_ext(routing->route_cache, (char *) (&src_id), sizeof(int),
2189                      (xbt_set_elm_t) elm, &route_cache_elem_free);
2190   }
2191
2192   if (!routing->cached)
2193     xbt_free(pred_arr);
2194
2195   return new_e_route;
2196 }
2197
2198 static void dijkstra_finalize(routing_component_t rc)
2199 {
2200   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
2201
2202   if (routing) {
2203     xbt_graph_free_graph(routing->route_graph, &xbt_free,
2204                          &graph_edge_data_free, &xbt_free);
2205     xbt_dict_free(&routing->graph_node_map);
2206     if (routing->cached)
2207       xbt_dict_free(&routing->route_cache);
2208     /* Delete bypass dict */
2209     xbt_dict_free(&routing->generic_routing.bypassRoutes);
2210     /* Delete index dict */
2211     xbt_dict_free(&(routing->generic_routing.to_index));
2212     /* Delete structure */
2213     xbt_free(routing);
2214   }
2215 }
2216
2217 /* Creation routing model functions */
2218
2219 static void *model_dijkstra_both_create(int cached)
2220 {
2221   routing_component_dijkstra_t new_component =
2222       xbt_new0(s_routing_component_dijkstra_t, 1);
2223   new_component->generic_routing.set_processing_unit =
2224       generic_set_processing_unit;
2225   new_component->generic_routing.set_autonomous_system =
2226       generic_set_autonomous_system;
2227   new_component->generic_routing.set_route = model_dijkstra_both_set_route;
2228   new_component->generic_routing.set_ASroute = model_dijkstra_both_set_route; //TODO
2229   new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
2230   new_component->generic_routing.get_route = dijkstra_get_route;
2231   new_component->generic_routing.get_latency = generic_get_link_latency;
2232   new_component->generic_routing.get_onelink_routes =
2233       dijkstra_get_onelink_routes;
2234   new_component->generic_routing.get_bypass_route =
2235       generic_get_bypassroute;
2236   new_component->generic_routing.finalize = dijkstra_finalize;
2237   new_component->cached = cached;
2238   new_component->generic_routing.to_index = xbt_dict_new();
2239   new_component->generic_routing.bypassRoutes = xbt_dict_new();
2240   new_component->generic_routing.get_network_element_type = get_network_element_type;
2241   return new_component;
2242 }
2243
2244 static void *model_dijkstra_create(void)
2245 {
2246   return model_dijkstra_both_create(0);
2247 }
2248
2249 static void *model_dijkstracache_create(void)
2250 {
2251   return model_dijkstra_both_create(1);
2252 }
2253
2254 static void model_dijkstra_both_load(void)
2255 {
2256   /* use "surfxml_add_callback" to add a parse function call */
2257 }
2258
2259 static void model_dijkstra_both_unload(void)
2260 {
2261   /* use "surfxml_del_callback" to remove a parse function call */
2262 }
2263
2264 static void model_dijkstra_both_end(void)
2265 {
2266   routing_component_dijkstra_t routing =
2267       (routing_component_dijkstra_t) current_routing;
2268
2269   xbt_node_t node = NULL;
2270   unsigned int cursor2;
2271   xbt_dynar_t nodes = NULL;
2272
2273   /* Create the topology graph */
2274   if(!routing->route_graph)
2275   routing->route_graph = xbt_graph_new_graph(1, NULL);
2276   if(!routing->graph_node_map)
2277   routing->graph_node_map = xbt_dict_new();
2278
2279   if (routing->cached && !routing->route_cache)
2280   routing->route_cache = xbt_dict_new();
2281
2282   /* Add the loopback if needed */
2283   if (current_routing->hierarchy == SURF_ROUTING_BASE)
2284     add_loopback_dijkstra(routing);
2285
2286   /* initialize graph indexes in nodes after graph has been built */
2287   nodes = xbt_graph_get_nodes(routing->route_graph);
2288
2289   xbt_dynar_foreach(nodes, cursor2, node) {
2290     graph_node_data_t data = xbt_graph_node_get_data(node);
2291     data->graph_id = cursor2;
2292   }
2293
2294 }
2295 static void model_dijkstra_both_set_route (routing_component_t rc, const char *src,
2296                      const char *dst, name_route_extended_t route)
2297 {
2298         routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
2299         int *src_id, *dst_id;
2300         src_id = xbt_dict_get_or_null(rc->to_index, src);
2301         dst_id = xbt_dict_get_or_null(rc->to_index, dst);
2302
2303     /* Create the topology graph */
2304         if(!routing->route_graph)
2305         routing->route_graph = xbt_graph_new_graph(1, NULL);
2306         if(!routing->graph_node_map)
2307         routing->graph_node_map = xbt_dict_new();
2308
2309         if (routing->cached && !routing->route_cache)
2310         routing->route_cache = xbt_dict_new();
2311
2312         if( A_surfxml_route_symmetrical == A_surfxml_route_symmetrical_YES
2313                 || A_surfxml_ASroute_symmetrical == A_surfxml_ASroute_symmetrical_YES )
2314                 xbt_die("Route symmetrical not supported on model dijkstra");
2315
2316         if(!route->dst_gateway && !route->src_gateway)
2317           XBT_DEBUG("Load Route from \"%s\" to \"%s\"", src, dst);
2318         else
2319           XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
2320                          route->src_gateway, dst, route->dst_gateway);
2321
2322         route_extended_t e_route =
2323                 generic_new_extended_route(current_routing->hierarchy, route, 1);
2324         route_new_dijkstra(routing, *src_id, *dst_id, e_route);
2325 }
2326
2327 #ifdef HAVE_PCRE_LIB
2328 /* ************************************************** */
2329 /* ************** RULE-BASED ROUTING **************** */
2330
2331 /* Routing model structure */
2332
2333 typedef struct {
2334   s_routing_component_t generic_routing;
2335   xbt_dict_t dict_processing_units;
2336   xbt_dict_t dict_autonomous_systems;
2337   xbt_dynar_t list_route;
2338   xbt_dynar_t list_ASroute;
2339 } s_routing_component_rulebased_t, *routing_component_rulebased_t;
2340
2341 typedef struct s_rule_route s_rule_route_t, *rule_route_t;
2342 typedef struct s_rule_route_extended s_rule_route_extended_t,
2343     *rule_route_extended_t;
2344
2345 struct s_rule_route {
2346   xbt_dynar_t re_str_link;      // dynar of char*
2347   pcre *re_src;
2348   pcre *re_dst;
2349 };
2350
2351 struct s_rule_route_extended {
2352   s_rule_route_t generic_rule_route;
2353   char *re_src_gateway;
2354   char *re_dst_gateway;
2355 };
2356
2357 static void rule_route_free(void *e)
2358 {
2359   rule_route_t *elem = (rule_route_t *) (e);
2360   if (*elem) {
2361     xbt_dynar_free(&(*elem)->re_str_link);
2362     pcre_free((*elem)->re_src);
2363     pcre_free((*elem)->re_dst);
2364     xbt_free(*elem);
2365   }
2366   *elem = NULL;
2367 }
2368
2369 static void rule_route_extended_free(void *e)
2370 {
2371   rule_route_extended_t *elem = (rule_route_extended_t *) e;
2372   if (*elem) {
2373     xbt_dynar_free(&(*elem)->generic_rule_route.re_str_link);
2374     pcre_free((*elem)->generic_rule_route.re_src);
2375     pcre_free((*elem)->generic_rule_route.re_dst);
2376     xbt_free((*elem)->re_src_gateway);
2377     xbt_free((*elem)->re_dst_gateway);
2378     xbt_free(*elem);
2379   }
2380 }
2381
2382 /* Parse routing model functions */
2383
2384 static void model_rulebased_set_processing_unit(routing_component_t rc,
2385                                                 const char *name)
2386 {
2387   routing_component_rulebased_t routing =
2388       (routing_component_rulebased_t) rc;
2389   xbt_dict_set(routing->dict_processing_units, name, (void *) (-1), NULL);
2390 }
2391
2392 static void model_rulebased_set_autonomous_system(routing_component_t rc,
2393                                                   const char *name)
2394 {
2395   routing_component_rulebased_t routing =
2396       (routing_component_rulebased_t) rc;
2397   xbt_dict_set(routing->dict_autonomous_systems, name, (void *) (-1),
2398                NULL);
2399 }
2400
2401 static void model_rulebased_set_route(routing_component_t rc,
2402                                       const char *src, const char *dst,
2403                                       name_route_extended_t route)
2404 {
2405   routing_component_rulebased_t routing =
2406       (routing_component_rulebased_t) rc;
2407   rule_route_t ruleroute = xbt_new0(s_rule_route_t, 1);
2408   const char *error;
2409   int erroffset;
2410   ruleroute->re_src = pcre_compile(src, 0, &error, &erroffset, NULL);
2411   xbt_assert3(ruleroute->re_src,
2412               "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2413               erroffset, src, error);
2414   ruleroute->re_dst = pcre_compile(dst, 0, &error, &erroffset, NULL);
2415   xbt_assert3(ruleroute->re_src,
2416               "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2417               erroffset, dst, error);
2418   ruleroute->re_str_link = route->generic_route.link_list;
2419   xbt_dynar_push(routing->list_route, &ruleroute);
2420   xbt_free(route);
2421 }
2422
2423 static void model_rulebased_set_ASroute(routing_component_t rc,
2424                                         const char *src, const char *dst,
2425                                         name_route_extended_t route)
2426 {
2427   routing_component_rulebased_t routing =
2428       (routing_component_rulebased_t) rc;
2429   rule_route_extended_t ruleroute_e = xbt_new0(s_rule_route_extended_t, 1);
2430   const char *error;
2431   int erroffset;
2432   ruleroute_e->generic_rule_route.re_src =
2433       pcre_compile(src, 0, &error, &erroffset, NULL);
2434   xbt_assert3(ruleroute_e->generic_rule_route.re_src,
2435               "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2436               erroffset, src, error);
2437   ruleroute_e->generic_rule_route.re_dst =
2438       pcre_compile(dst, 0, &error, &erroffset, NULL);
2439   xbt_assert3(ruleroute_e->generic_rule_route.re_src,
2440               "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2441               erroffset, dst, error);
2442   ruleroute_e->generic_rule_route.re_str_link =
2443       route->generic_route.link_list;
2444   ruleroute_e->re_src_gateway = route->src_gateway;
2445   ruleroute_e->re_dst_gateway = route->dst_gateway;
2446   xbt_dynar_push(routing->list_ASroute, &ruleroute_e);
2447 //  xbt_free(route->src_gateway);
2448 //  xbt_free(route->dst_gateway);
2449   xbt_free(route);
2450 }
2451
2452 static void model_rulebased_set_bypassroute(routing_component_t rc,
2453                                             const char *src,
2454                                             const char *dst,
2455                                             route_extended_t e_route)
2456 {
2457   xbt_die("bypass routing not supported for Route-Based model");
2458 }
2459
2460 #define BUFFER_SIZE 4096        /* result buffer size */
2461 #define OVECCOUNT 30            /* should be a multiple of 3 */
2462
2463 static char *remplace(char *value, const char **src_list, int src_size,
2464                       const char **dst_list, int dst_size)
2465 {
2466
2467   char result_result[BUFFER_SIZE];
2468   int i_result_buffer;
2469   int value_length = (int) strlen(value);
2470   int number = 0;
2471
2472   int i = 0;
2473   i_result_buffer = 0;
2474   do {
2475     if (value[i] == '$') {
2476       i++;                      // skip $
2477
2478       // find the number
2479       int number_length = 0;
2480       while ('0' <= value[i + number_length]
2481              && value[i + number_length] <= '9') {
2482         number_length++;
2483       }
2484       xbt_assert2(number_length != 0,
2485                   "bad string parameter, no number indication, at offset: %d (\"%s\")",
2486                   i, value);
2487
2488       // solve number
2489       number = atoi(value + i);
2490       i = i + number_length;
2491       xbt_assert2(i + 2 < value_length,
2492                   "bad string parameter, too few chars, at offset: %d (\"%s\")",
2493                   i, value);
2494
2495       // solve the indication
2496       const char **param_list;
2497       int param_size;
2498       if (value[i] == 's' && value[i + 1] == 'r' && value[i + 2] == 'c') {
2499         param_list = src_list;
2500         param_size = src_size;
2501       } else if (value[i] == 'd' && value[i + 1] == 's'
2502                  && value[i + 2] == 't') {
2503         param_list = dst_list;
2504         param_size = dst_size;
2505       } else {
2506         xbt_die("bad string parameter, support only \"src\" and \"dst\", "
2507                 "at offset: %d (\"%s\")", i, value);
2508       }
2509       i = i + 3;
2510
2511       xbt_assert4(param_size >= number,
2512                   "bad string parameter, not enough length param_size, at offset: %d (\"%s\") %d %d",
2513                   i, value, param_size, number);
2514
2515       const char *param = param_list[number];
2516       int size = strlen(param);
2517       int cp;
2518       for (cp = 0; cp < size; cp++) {
2519         result_result[i_result_buffer] = param[cp];
2520         i_result_buffer++;
2521         if (i_result_buffer >= BUFFER_SIZE)
2522           break;
2523       }
2524     } else {
2525       result_result[i_result_buffer] = value[i];
2526       i_result_buffer++;
2527       i++;                      // next char
2528     }
2529
2530   } while (i < value_length && i_result_buffer < BUFFER_SIZE);
2531
2532   xbt_assert2(i_result_buffer < BUFFER_SIZE,
2533               "solving string \"%s\", small buffer size (%d)", value,
2534               BUFFER_SIZE);
2535   result_result[i_result_buffer] = 0;
2536   return xbt_strdup(result_result);
2537 }
2538
2539 static route_extended_t rulebased_get_route(routing_component_t rc,
2540                                             const char *src,
2541                                             const char *dst);
2542 static xbt_dynar_t rulebased_get_onelink_routes(routing_component_t rc)
2543 {
2544   xbt_dynar_t ret = xbt_dynar_new (sizeof(onelink_t), xbt_free);
2545   routing_component_rulebased_t routing = (routing_component_rulebased_t)rc;
2546
2547   xbt_dict_cursor_t c1 = NULL;
2548   char *k1, *d1;
2549
2550   //find router
2551   char *router = NULL;
2552   xbt_dict_foreach(routing->dict_processing_units, c1, k1, d1) {
2553     if (strstr (k1, "router")){
2554       router = k1;
2555     }
2556   }
2557   if (!router){
2558     xbt_die ("rulebased_get_onelink_routes works only if the AS is a cluster, sorry.");
2559   }
2560
2561   xbt_dict_foreach(routing->dict_processing_units, c1, k1, d1) {
2562     route_extended_t route = rulebased_get_route (rc, router, k1);
2563
2564     int number_of_links = xbt_dynar_length(route->generic_route.link_list);
2565     if (number_of_links != 3) {
2566       xbt_die ("rulebased_get_onelink_routes works only if the AS is a cluster, sorry.");
2567     }
2568
2569     void *link_ptr;
2570     xbt_dynar_get_cpy (route->generic_route.link_list, 2, &link_ptr);
2571     onelink_t onelink = xbt_new0 (s_onelink_t, 1);
2572     onelink->src = xbt_strdup (k1);
2573     onelink->dst = xbt_strdup (router);
2574     onelink->link_ptr = link_ptr;
2575     xbt_dynar_push (ret, &onelink);
2576   }
2577   return ret;
2578 }
2579
2580 /* Business methods */
2581 static route_extended_t rulebased_get_route(routing_component_t rc,
2582                                             const char *src,
2583                                             const char *dst)
2584 {
2585   xbt_assert1(rc && src
2586               && dst,
2587               "Invalid params for \"get_route\" function at AS \"%s\"",
2588               rc->name);
2589
2590   /* set utils vars */
2591   routing_component_rulebased_t routing =
2592       (routing_component_rulebased_t) rc;
2593
2594   int are_processing_units=0;
2595   xbt_dynar_t rule_list;
2596   if (xbt_dict_get_or_null(routing->dict_processing_units, src)
2597       && xbt_dict_get_or_null(routing->dict_processing_units, dst)) {
2598     are_processing_units = 1;
2599     rule_list = routing->list_route;
2600   } else if (xbt_dict_get_or_null(routing->dict_autonomous_systems, src)
2601              && xbt_dict_get_or_null(routing->dict_autonomous_systems,
2602                                      dst)) {
2603     are_processing_units = 0;
2604     rule_list = routing->list_ASroute;
2605   } else
2606     xbt_die("Ask for route \"from\"(%s)  or \"to\"(%s) no found in "
2607             "the local table", src, dst);
2608
2609   int rc_src = -1;
2610   int rc_dst = -1;
2611   int src_length = (int) strlen(src);
2612   int dst_length = (int) strlen(dst);
2613
2614   xbt_dynar_t links_list =
2615       xbt_dynar_new(global_routing->size_of_link, NULL);
2616
2617   rule_route_t ruleroute;
2618   unsigned int cpt;
2619   int ovector_src[OVECCOUNT];
2620   int ovector_dst[OVECCOUNT];
2621   const char **list_src = NULL;
2622   const char **list_dst = NULL;
2623   int res;
2624   xbt_dynar_foreach(rule_list, cpt, ruleroute) {
2625     rc_src =
2626         pcre_exec(ruleroute->re_src, NULL, src, src_length, 0, 0,
2627                   ovector_src, OVECCOUNT);
2628     if (rc_src >= 0) {
2629       rc_dst =
2630           pcre_exec(ruleroute->re_dst, NULL, dst, dst_length, 0, 0,
2631                     ovector_dst, OVECCOUNT);
2632       if (rc_dst >= 0) {
2633         res = pcre_get_substring_list(src, ovector_src, rc_src, &list_src);
2634         xbt_assert1(!res, "error solving substring list for src \"%s\"", src);
2635         res = pcre_get_substring_list(dst, ovector_dst, rc_dst, &list_dst);
2636         xbt_assert1(!res, "error solving substring list for src \"%s\"", dst);
2637         char *link_name;
2638         xbt_dynar_foreach(ruleroute->re_str_link, cpt, link_name) {
2639           char *new_link_name =
2640               remplace(link_name, list_src, rc_src, list_dst, rc_dst);
2641           void *link =
2642               xbt_dict_get_or_null(surf_network_model->resource_set,
2643                                    new_link_name);
2644           if (link)
2645             xbt_dynar_push(links_list, &link);
2646           else
2647             THROW1(mismatch_error, 0, "Link %s not found", new_link_name);
2648           xbt_free(new_link_name);
2649         }
2650       }
2651     }
2652     if (rc_src >= 0 && rc_dst >= 0)
2653       break;
2654   }
2655
2656   route_extended_t new_e_route = NULL;
2657   if (rc_src >= 0 && rc_dst >= 0) {
2658     new_e_route = xbt_new0(s_route_extended_t, 1);
2659     new_e_route->generic_route.link_list = links_list;
2660   } else if (!strcmp(src, dst) && are_processing_units) {
2661     new_e_route = xbt_new0(s_route_extended_t, 1);
2662     xbt_dynar_push(links_list, &(global_routing->loopback));
2663     new_e_route->generic_route.link_list = links_list;
2664   } else {
2665     xbt_dynar_free(&link_list);
2666   }
2667
2668   if (!are_processing_units && new_e_route) {
2669     rule_route_extended_t ruleroute_extended =
2670         (rule_route_extended_t) ruleroute;
2671     new_e_route->src_gateway =
2672         remplace(ruleroute_extended->re_src_gateway, list_src, rc_src,
2673                  list_dst, rc_dst);
2674     new_e_route->dst_gateway =
2675         remplace(ruleroute_extended->re_dst_gateway, list_src, rc_src,
2676                  list_dst, rc_dst);
2677   }
2678
2679   if (list_src)
2680     pcre_free_substring_list(list_src);
2681   if (list_dst)
2682     pcre_free_substring_list(list_dst);
2683
2684   return new_e_route;
2685 }
2686
2687 static route_extended_t rulebased_get_bypass_route(routing_component_t rc,
2688                                                    const char *src,
2689                                                    const char *dst)
2690 {
2691   return NULL;
2692 }
2693
2694 static void rulebased_finalize(routing_component_t rc)
2695 {
2696   routing_component_rulebased_t routing =
2697       (routing_component_rulebased_t) rc;
2698   if (routing) {
2699     xbt_dict_free(&routing->dict_processing_units);
2700     xbt_dict_free(&routing->dict_autonomous_systems);
2701     xbt_dynar_free(&routing->list_route);
2702     xbt_dynar_free(&routing->list_ASroute);
2703     /* Delete structure */
2704     xbt_free(routing);
2705   }
2706 }
2707
2708 /* Creation routing model functions */
2709 static void *model_rulebased_create(void)
2710 {
2711   routing_component_rulebased_t new_component =
2712       xbt_new0(s_routing_component_rulebased_t, 1);
2713   new_component->generic_routing.set_processing_unit =
2714       model_rulebased_set_processing_unit;
2715   new_component->generic_routing.set_autonomous_system =
2716       model_rulebased_set_autonomous_system;
2717   new_component->generic_routing.set_route = model_rulebased_set_route;
2718   new_component->generic_routing.set_ASroute = model_rulebased_set_ASroute;
2719   new_component->generic_routing.set_bypassroute = model_rulebased_set_bypassroute;
2720   new_component->generic_routing.get_onelink_routes = rulebased_get_onelink_routes;
2721   new_component->generic_routing.get_route = rulebased_get_route;
2722   new_component->generic_routing.get_latency = generic_get_link_latency;
2723   new_component->generic_routing.get_bypass_route = rulebased_get_bypass_route;
2724   new_component->generic_routing.finalize = rulebased_finalize;
2725   new_component->generic_routing.get_network_element_type = get_network_element_type;
2726   /* initialization of internal structures */
2727   new_component->dict_processing_units = xbt_dict_new();
2728   new_component->dict_autonomous_systems = xbt_dict_new();
2729   new_component->list_route = xbt_dynar_new(sizeof(rule_route_t), &rule_route_free);
2730   new_component->list_ASroute =
2731       xbt_dynar_new(sizeof(rule_route_extended_t),
2732                     &rule_route_extended_free);
2733   return new_component;
2734 }
2735
2736 static void model_rulebased_load(void)
2737 {
2738   /* use "surfxml_add_callback" to add a parse function call */
2739 }
2740
2741 static void model_rulebased_unload(void)
2742 {
2743   /* use "surfxml_del_callback" to remove a parse function call */
2744 }
2745
2746 static void model_rulebased_end(void)
2747 {
2748 }
2749
2750 #endif                          /* HAVE_PCRE_LIB */
2751
2752 /* ************************************************************************** */
2753 /* ******************************* NO ROUTING ******************************* */
2754
2755 /* Routing model structure */
2756 typedef struct {
2757   s_routing_component_t generic_routing;
2758 } s_routing_component_none_t, *routing_component_none_t;
2759
2760 /* Business methods */
2761 static xbt_dynar_t none_get_onelink_routes(routing_component_t rc)
2762 {
2763   return NULL;
2764 }
2765
2766 static route_extended_t none_get_route(routing_component_t rc,
2767                                        const char *src, const char *dst)
2768 {
2769   return NULL;
2770 }
2771
2772 static route_extended_t none_get_bypass_route(routing_component_t rc,
2773                                               const char *src,
2774                                               const char *dst)
2775 {
2776   return NULL;
2777 }
2778
2779 static void none_finalize(routing_component_t rc)
2780 {
2781   xbt_free(rc);
2782 }
2783
2784 static void none_set_processing_unit(routing_component_t rc,
2785                                      const char *name)
2786 {
2787 }
2788
2789 static void none_set_autonomous_system(routing_component_t rc,
2790                                        const char *name)
2791 {
2792 }
2793
2794 /* Creation routing model functions */
2795 static void *model_none_create(void)
2796 {
2797   routing_component_none_t new_component =
2798       xbt_new0(s_routing_component_none_t, 1);
2799   new_component->generic_routing.set_processing_unit =
2800       none_set_processing_unit;
2801   new_component->generic_routing.set_autonomous_system =
2802       none_set_autonomous_system;
2803   new_component->generic_routing.set_route = NULL;
2804   new_component->generic_routing.set_ASroute = NULL;
2805   new_component->generic_routing.set_bypassroute = NULL;
2806   new_component->generic_routing.get_route = none_get_route;
2807   new_component->generic_routing.get_onelink_routes =
2808       none_get_onelink_routes;
2809   new_component->generic_routing.get_bypass_route = none_get_bypass_route;
2810   new_component->generic_routing.finalize = none_finalize;
2811   return new_component;
2812 }
2813
2814 static void model_none_load(void)
2815 {
2816 }
2817
2818 static void model_none_unload(void)
2819 {
2820 }
2821
2822 static void model_none_end(void)
2823 {
2824 }
2825
2826 /* ************************************************** */
2827 /* ********** PATERN FOR NEW ROUTING **************** */
2828
2829 /* The minimal configuration of a new routing model need the next functions,
2830  * also you need to set at the start of the file, the new model in the model
2831  * list. Remember keep the null ending of the list.
2832  */
2833 /*** Routing model structure ***/
2834 // typedef struct {
2835 //   s_routing_component_t generic_routing;
2836 //   /* things that your routing model need */
2837 // } s_routing_component_NEW_t,*routing_component_NEW_t;
2838
2839 /*** Parse routing model functions ***/
2840 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
2841 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
2842 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
2843 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
2844 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
2845
2846 /*** Business methods ***/
2847 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
2848 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
2849 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
2850
2851 /*** Creation routing model functions ***/
2852 // static void* model_NEW_create(void) {
2853 //   routing_component_NEW_t new_component =  xbt_new0(s_routing_component_NEW_t,1);
2854 //   new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
2855 //   new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
2856 //   new_component->generic_routing.set_route = model_NEW_set_route;
2857 //   new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
2858 //   new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
2859 //   new_component->generic_routing.get_route = NEW_get_route;
2860 //   new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
2861 //   new_component->generic_routing.finalize = NEW_finalize;
2862 //   /* initialization of internal structures */
2863 //   return new_component;
2864 // } /* mandatory */
2865 // static void  model_NEW_load(void) {}   /* mandatory */
2866 // static void  model_NEW_unload(void) {} /* mandatory */
2867 // static void  model_NEW_end(void) {}    /* mandatory */
2868
2869 /* ************************************************************************** */
2870 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
2871
2872 static void generic_set_processing_unit(routing_component_t rc,
2873                                         const char *name)
2874 {
2875   XBT_DEBUG("Load process unit \"%s\"", name);
2876   int *id = xbt_new0(int, 1);
2877   xbt_dict_t _to_index;
2878   _to_index = current_routing->to_index;
2879   *id = xbt_dict_length(_to_index);
2880   xbt_dict_set(_to_index, name, id, xbt_free);
2881 }
2882
2883 static void generic_set_autonomous_system(routing_component_t rc,
2884                                           const char *name)
2885 {
2886   XBT_DEBUG("Load Autonomous system \"%s\"", name);
2887   int *id = xbt_new0(int, 1);
2888   xbt_dict_t _to_index;
2889   _to_index = current_routing->to_index;
2890   *id = xbt_dict_length(_to_index);
2891   xbt_dict_set(_to_index, name, id, xbt_free);
2892 }
2893
2894 static int surf_pointer_resource_cmp(const void *a, const void *b)
2895 {
2896   return a != b;
2897 }
2898
2899 static int surf_link_resource_cmp(const void *a, const void *b)
2900 {
2901   return !!memcmp(a,b,global_routing->size_of_link);
2902 }
2903
2904 static void generic_set_bypassroute(routing_component_t rc,
2905                                     const char *src, const char *dst,
2906                                     route_extended_t e_route)
2907 {
2908   XBT_DEBUG("Load bypassRoute from \"%s\" to \"%s\"", src, dst);
2909   xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
2910   char *route_name;
2911
2912   route_name = bprintf("%s#%s", src, dst);
2913   xbt_assert2(xbt_dynar_length(e_route->generic_route.link_list) > 0,
2914               "Invalid count of links, must be greater than zero (%s,%s)",
2915               src, dst);
2916   xbt_assert4(!xbt_dict_get_or_null(dict_bypassRoutes, route_name),
2917               "The bypass route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exists",
2918               src, e_route->src_gateway, dst, e_route->dst_gateway);
2919
2920   route_extended_t new_e_route =
2921       generic_new_extended_route(SURF_ROUTING_RECURSIVE, e_route, 0);
2922   xbt_dynar_free(&(e_route->generic_route.link_list));
2923   xbt_free(e_route);
2924
2925   xbt_dict_set(dict_bypassRoutes, route_name, new_e_route,
2926                (void (*)(void *)) generic_free_extended_route);
2927   xbt_free(route_name);
2928 }
2929
2930 /* ************************************************************************** */
2931 /* *********************** GENERIC BUSINESS METHODS ************************* */
2932
2933 static double generic_get_link_latency(routing_component_t rc,
2934                                        const char *src, const char *dst)
2935 {
2936         route_extended_t route = rc->get_route(rc,src,dst);
2937         void * link;
2938         unsigned int i;
2939         double latency = 0.0;
2940
2941         xbt_dynar_foreach(route->generic_route.link_list,i,link) {
2942                 latency += get_link_latency(link);
2943         }
2944         generic_free_extended_route(route);
2945   return latency;
2946 }
2947
2948 static xbt_dynar_t generic_get_onelink_routes(routing_component_t rc)
2949 {
2950   xbt_die("\"generic_get_onelink_routes\" not implemented yet");
2951 }
2952
2953 static route_extended_t generic_get_bypassroute(routing_component_t rc,
2954                                                 const char *src,
2955                                                 const char *dst)
2956 {
2957   xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
2958   routing_component_t src_as, dst_as;
2959   int index_src, index_dst;
2960   xbt_dynar_t path_src = NULL;
2961   xbt_dynar_t path_dst = NULL;
2962   routing_component_t current = NULL;
2963   routing_component_t *current_src = NULL;
2964   routing_component_t *current_dst = NULL;
2965
2966   /* (1) find the as where the src and dst are located */
2967   src_as = ((network_element_info_t)
2968             xbt_dict_get_or_null(global_routing->where_network_elements,
2969                                  src))->rc_component;
2970   dst_as = ((network_element_info_t)
2971             xbt_dict_get_or_null(global_routing->where_network_elements,
2972                                  dst))->rc_component;
2973   xbt_assert2(src_as
2974               && dst_as,
2975               "Ask for route \"from\"(%s) or \"to\"(%s) no found", src,
2976               dst);
2977
2978   /* (2) find the path to the root routing component */
2979   path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
2980   current = src_as;
2981   while (current != NULL) {
2982     xbt_dynar_push(path_src, &current);
2983     current = current->routing_father;
2984   }
2985   path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
2986   current = dst_as;
2987   while (current != NULL) {
2988     xbt_dynar_push(path_dst, &current);
2989     current = current->routing_father;
2990   }
2991
2992   /* (3) find the common father */
2993   index_src = path_src->used - 1;
2994   index_dst = path_dst->used - 1;
2995   current_src = xbt_dynar_get_ptr(path_src, index_src);
2996   current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
2997   while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
2998     routing_component_t *tmp_src, *tmp_dst;
2999     tmp_src = xbt_dynar_pop_ptr(path_src);
3000     tmp_dst = xbt_dynar_pop_ptr(path_dst);
3001     index_src--;
3002     index_dst--;
3003     current_src = xbt_dynar_get_ptr(path_src, index_src);
3004     current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
3005   }
3006
3007   int max_index_src = path_src->used - 1;
3008   int max_index_dst = path_dst->used - 1;
3009
3010   int max_index = max(max_index_src, max_index_dst);
3011   int i, max;
3012
3013   route_extended_t e_route_bypass = NULL;
3014
3015   for (max = 0; max <= max_index; max++) {
3016     for (i = 0; i < max; i++) {
3017       if (i <= max_index_src && max <= max_index_dst) {
3018         char *route_name = bprintf("%s#%s",
3019                                    (*(routing_component_t *)
3020                                     (xbt_dynar_get_ptr
3021                                      (path_src, i)))->name,
3022                                    (*(routing_component_t *)
3023                                     (xbt_dynar_get_ptr
3024                                      (path_dst, max)))->name);
3025         e_route_bypass =
3026             xbt_dict_get_or_null(dict_bypassRoutes, route_name);
3027         xbt_free(route_name);
3028       }
3029       if (e_route_bypass)
3030         break;
3031       if (max <= max_index_src && i <= max_index_dst) {
3032         char *route_name = bprintf("%s#%s",
3033                                    (*(routing_component_t *)
3034                                     (xbt_dynar_get_ptr
3035                                      (path_src, max)))->name,
3036                                    (*(routing_component_t *)
3037                                     (xbt_dynar_get_ptr
3038                                      (path_dst, i)))->name);
3039         e_route_bypass =
3040             xbt_dict_get_or_null(dict_bypassRoutes, route_name);
3041         xbt_free(route_name);
3042       }
3043       if (e_route_bypass)
3044         break;
3045     }
3046
3047     if (e_route_bypass)
3048       break;
3049
3050     if (max <= max_index_src && max <= max_index_dst) {
3051       char *route_name = bprintf("%s#%s",
3052                                  (*(routing_component_t *)
3053                                   (xbt_dynar_get_ptr
3054                                    (path_src, max)))->name,
3055                                  (*(routing_component_t *)
3056                                   (xbt_dynar_get_ptr
3057                                    (path_dst, max)))->name);
3058       e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes, route_name);
3059       xbt_free(route_name);
3060     }
3061     if (e_route_bypass)
3062       break;
3063   }
3064
3065   xbt_dynar_free(&path_src);
3066   xbt_dynar_free(&path_dst);
3067
3068   route_extended_t new_e_route = NULL;
3069
3070   if (e_route_bypass) {
3071     void *link;
3072     unsigned int cpt = 0;
3073     new_e_route = xbt_new0(s_route_extended_t, 1);
3074     new_e_route->src_gateway = xbt_strdup(e_route_bypass->src_gateway);
3075     new_e_route->dst_gateway = xbt_strdup(e_route_bypass->dst_gateway);
3076     new_e_route->generic_route.link_list =
3077         xbt_dynar_new(global_routing->size_of_link, NULL);
3078     xbt_dynar_foreach(e_route_bypass->generic_route.link_list, cpt, link) {
3079       xbt_dynar_push(new_e_route->generic_route.link_list, &link);
3080     }
3081   }
3082
3083   return new_e_route;
3084 }
3085
3086 /* ************************************************************************** */
3087 /* ************************* GENERIC AUX FUNCTIONS ************************** */
3088
3089 static route_t
3090 generic_new_route(e_surf_routing_hierarchy_t hierarchy,
3091                            void *data, int order)
3092 {
3093
3094   char *link_name;
3095   route_t new_route;
3096   unsigned int cpt;
3097   xbt_dynar_t links = NULL, links_id = NULL;
3098
3099   new_route = xbt_new0(s_route_t, 1);
3100   new_route->link_list =
3101       xbt_dynar_new(global_routing->size_of_link, NULL);
3102
3103   xbt_assert0(hierarchy == SURF_ROUTING_BASE,
3104               "the hierarchy type is not SURF_ROUTING_BASE");
3105
3106   links = ((route_t) data)->link_list;
3107
3108
3109   links_id = new_route->link_list;
3110
3111   xbt_dynar_foreach(links, cpt, link_name) {
3112
3113     void *link =
3114         xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
3115     if (link) {
3116       if (order)
3117         xbt_dynar_push(links_id, &link);
3118       else
3119         xbt_dynar_unshift(links_id, &link);
3120     } else
3121       THROW1(mismatch_error, 0, "Link %s not found", link_name);
3122   }
3123
3124   return new_route;
3125 }
3126
3127 static route_extended_t
3128 generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy,
3129                            void *data, int order)
3130 {
3131
3132   char *link_name;
3133   route_extended_t e_route, new_e_route;
3134   route_t route;
3135   unsigned int cpt;
3136   xbt_dynar_t links = NULL, links_id = NULL;
3137
3138   new_e_route = xbt_new0(s_route_extended_t, 1);
3139   new_e_route->generic_route.link_list =
3140       xbt_dynar_new(global_routing->size_of_link, NULL);
3141   new_e_route->src_gateway = NULL;
3142   new_e_route->dst_gateway = NULL;
3143
3144   xbt_assert0(hierarchy == SURF_ROUTING_BASE
3145               || hierarchy == SURF_ROUTING_RECURSIVE,
3146               "the hierarchy type is not defined");
3147
3148   if (hierarchy == SURF_ROUTING_BASE) {
3149
3150     route = (route_t) data;
3151     links = route->link_list;
3152
3153   } else if (hierarchy == SURF_ROUTING_RECURSIVE) {
3154
3155     e_route = (route_extended_t) data;
3156     xbt_assert0(e_route->src_gateway
3157                 && e_route->dst_gateway, "bad gateway, is null");
3158     links = e_route->generic_route.link_list;
3159
3160     /* remeber not erase the gateway names */
3161     new_e_route->src_gateway = e_route->src_gateway;
3162     new_e_route->dst_gateway = e_route->dst_gateway;
3163   }
3164
3165   links_id = new_e_route->generic_route.link_list;
3166
3167   xbt_dynar_foreach(links, cpt, link_name) {
3168
3169     void *link =
3170         xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
3171     if (link) {
3172       if (order)
3173         xbt_dynar_push(links_id, &link);
3174       else
3175         xbt_dynar_unshift(links_id, &link);
3176     } else
3177       THROW1(mismatch_error, 0, "Link %s not found", link_name);
3178   }
3179
3180   return new_e_route;
3181 }
3182
3183 static void generic_free_route(route_t route)
3184 {
3185   if (route) {
3186     xbt_dynar_free(&(route->link_list));
3187     xbt_free(route);
3188   }
3189 }
3190
3191 static void generic_free_extended_route(route_extended_t e_route)
3192 {
3193   if (e_route) {
3194     xbt_dynar_free(&(e_route->generic_route.link_list));
3195     if (e_route->src_gateway)
3196       xbt_free(e_route->src_gateway);
3197     if (e_route->dst_gateway)
3198       xbt_free(e_route->dst_gateway);
3199     xbt_free(e_route);
3200   }
3201 }
3202
3203 static routing_component_t generic_as_exist(routing_component_t find_from,
3204                                             routing_component_t to_find)
3205 {
3206   //return to_find; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
3207   xbt_dict_cursor_t cursor = NULL;
3208   char *key;
3209   int found = 0;
3210   routing_component_t elem;
3211   xbt_dict_foreach(find_from->routing_sons, cursor, key, elem) {
3212     if (to_find == elem || generic_as_exist(elem, to_find)) {
3213       found = 1;
3214       break;
3215     }
3216   }
3217   if (found)
3218     return to_find;
3219   return NULL;
3220 }
3221
3222 static routing_component_t
3223 generic_autonomous_system_exist(routing_component_t rc, char *element)
3224 {
3225   //return rc; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
3226   routing_component_t element_as, result, elem;
3227   xbt_dict_cursor_t cursor = NULL;
3228   char *key;
3229   element_as = ((network_element_info_t)
3230                 xbt_dict_get_or_null
3231                 (global_routing->where_network_elements,
3232                  element))->rc_component;
3233   result = ((routing_component_t) - 1);
3234   if (element_as != rc)
3235     result = generic_as_exist(rc, element_as);
3236
3237   int found = 0;
3238   if (result) {
3239     xbt_dict_foreach(element_as->routing_sons, cursor, key, elem) {
3240       found = !strcmp(elem->name, element);
3241       if (found)
3242         break;
3243     }
3244     if (found)
3245       return element_as;
3246   }
3247   return NULL;
3248 }
3249
3250 static routing_component_t
3251 generic_processing_units_exist(routing_component_t rc, char *element)
3252 {
3253   routing_component_t element_as;
3254   element_as = ((network_element_info_t)
3255                 xbt_dict_get_or_null
3256                 (global_routing->where_network_elements,
3257                  element))->rc_component;
3258   if (element_as == rc)
3259     return element_as;
3260   return generic_as_exist(rc, element_as);
3261 }
3262
3263 static void generic_src_dst_check(routing_component_t rc, const char *src,
3264                                   const char *dst)
3265 {
3266  #ifndef NDEBUG
3267   routing_component_t src_as = ((network_element_info_t)
3268                                 xbt_dict_get_or_null
3269                                 (global_routing->where_network_elements,
3270                                  src))->rc_component;
3271   routing_component_t dst_as = ((network_element_info_t)
3272                                 xbt_dict_get_or_null
3273                                 (global_routing->where_network_elements,
3274                                  dst))->rc_component;
3275
3276   xbt_assert3(src_as != NULL && dst_as != NULL,
3277               "Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
3278               src, dst, rc->name);
3279   xbt_assert4(src_as == dst_as,
3280               "The src(%s in %s) and dst(%s in %s) are in differents AS",
3281               src, src_as->name, dst, dst_as->name);
3282   xbt_assert2(rc == dst_as,
3283               "The routing component of src and dst is not the same as the network elements belong (%s==%s)",
3284               rc->name, dst_as->name);
3285 #endif
3286 }
3287
3288 static void routing_parse_Sconfig(void)
3289 {
3290   XBT_DEBUG("START configuration name = %s",A_surfxml_config_id);
3291 }
3292
3293 static void routing_parse_Econfig(void)
3294 {
3295   xbt_dict_cursor_t cursor = NULL;
3296   char *key;
3297   char *elem;
3298   char *cfg;
3299   xbt_dict_foreach(current_property_set, cursor, key, elem) {
3300           cfg = bprintf("%s:%s",key,elem);
3301           if(xbt_cfg_is_default_value(_surf_cfg_set, key))
3302                   xbt_cfg_set_parse(_surf_cfg_set, cfg);
3303           else
3304                   XBT_INFO("The custom configuration '%s' is already define by user!",key);
3305         }
3306   XBT_DEBUG("End configuration name = %s",A_surfxml_config_id);
3307 }
3308
3309 static void routing_parse_Scluster(void)
3310 {
3311   static int AX_ptr = 0;
3312
3313   char *cluster_id = A_surfxml_cluster_id;
3314   char *cluster_prefix = A_surfxml_cluster_prefix;
3315   char *cluster_suffix = A_surfxml_cluster_suffix;
3316   char *cluster_radical = A_surfxml_cluster_radical;
3317   char *cluster_power = A_surfxml_cluster_power;
3318   char *cluster_core = A_surfxml_cluster_core;
3319   char *cluster_bw = A_surfxml_cluster_bw;
3320   char *cluster_lat = A_surfxml_cluster_lat;
3321   char *temp_cluster_bw = NULL;
3322   char *temp_cluster_lat = NULL;
3323   char *temp_cluster_power = NULL;
3324   char *cluster_bb_bw = A_surfxml_cluster_bb_bw;
3325   char *cluster_bb_lat = A_surfxml_cluster_bb_lat;
3326   char *cluster_availability_file = A_surfxml_cluster_availability_file;
3327   char *cluster_state_file = A_surfxml_cluster_state_file;
3328   char *host_id, *groups, *link_id = NULL;
3329   char *router_id, *link_router, *link_backbone;
3330   char *availability_file = bprintf("%s",cluster_availability_file);
3331   char *state_file = bprintf("%s",cluster_state_file);
3332
3333   if(xbt_dict_size(patterns)==0)
3334           patterns = xbt_dict_new();
3335
3336   xbt_dict_set(patterns,"id",cluster_id,NULL);
3337   xbt_dict_set(patterns,"prefix",cluster_prefix,NULL);
3338   xbt_dict_set(patterns,"suffix",cluster_suffix,NULL);
3339
3340 #ifdef HAVE_PCRE_LIB
3341   char *route_src_dst;
3342 #endif
3343   unsigned int iter;
3344   int start, end, i;
3345   xbt_dynar_t radical_elements;
3346   xbt_dynar_t radical_ends;
3347   int cluster_sharing_policy = AX_surfxml_cluster_sharing_policy;
3348   int cluster_bb_sharing_policy = AX_surfxml_cluster_bb_sharing_policy;
3349
3350 #ifndef HAVE_PCRE_LIB
3351   xbt_dynar_t tab_elements_num = xbt_dynar_new(sizeof(int), NULL);
3352   char *route_src, *route_dst;
3353   int j;
3354 #endif
3355
3356   static unsigned int surfxml_buffer_stack_stack_ptr = 1;
3357   static unsigned int surfxml_buffer_stack_stack[1024];
3358
3359   surfxml_buffer_stack_stack[0] = 0;
3360
3361   surfxml_bufferstack_push(1);
3362
3363   SURFXML_BUFFER_SET(AS_id, cluster_id);
3364 #ifdef HAVE_PCRE_LIB
3365   SURFXML_BUFFER_SET(AS_routing, "RuleBased");
3366   XBT_DEBUG("<AS id=\"%s\"\trouting=\"RuleBased\">", cluster_id);
3367 #else
3368   SURFXML_BUFFER_SET(AS_routing, "Full");
3369   XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", cluster_id);
3370 #endif
3371   SURFXML_START_TAG(AS);
3372
3373   radical_elements = xbt_str_split(cluster_radical, ",");
3374   xbt_dynar_foreach(radical_elements, iter, groups) {
3375     radical_ends = xbt_str_split(groups, "-");
3376     switch (xbt_dynar_length(radical_ends)) {
3377     case 1:
3378       surf_parse_get_int(&start,
3379                          xbt_dynar_get_as(radical_ends, 0, char *));
3380       host_id = bprintf("%s%d%s", cluster_prefix, start, cluster_suffix);
3381 #ifndef HAVE_PCRE_LIB
3382       xbt_dynar_push_as(tab_elements_num, int, start);
3383 #endif
3384       link_id = bprintf("%s_link_%d", cluster_id, start);
3385
3386       xbt_dict_set(patterns, "radical", bprintf("%d", start), xbt_free);
3387       temp_cluster_power = bprintf("%s",cluster_power);
3388       temp_cluster_power = replace_random_parameter(temp_cluster_power);
3389       XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
3390       A_surfxml_host_state = A_surfxml_host_state_ON;
3391       SURFXML_BUFFER_SET(host_id, host_id);
3392       SURFXML_BUFFER_SET(host_power, temp_cluster_power);
3393       SURFXML_BUFFER_SET(host_core, cluster_core);
3394       SURFXML_BUFFER_SET(host_availability, "1.0");
3395       SURFXML_BUFFER_SET(host_coordinates, "");
3396       xbt_free(availability_file);
3397       availability_file = bprintf("%s",cluster_availability_file);
3398       xbt_free(state_file);
3399       state_file = bprintf("%s",cluster_state_file);
3400       XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
3401       XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
3402       SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
3403       SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
3404       XBT_DEBUG("</host>");
3405       SURFXML_START_TAG(host);
3406       SURFXML_END_TAG(host);
3407
3408
3409       temp_cluster_bw = bprintf("%s",cluster_bw);
3410       temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
3411       temp_cluster_lat = bprintf("%s",cluster_lat);
3412       temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
3413       XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
3414       A_surfxml_link_state = A_surfxml_link_state_ON;
3415       A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3416       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3417           {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
3418       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
3419           {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
3420       SURFXML_BUFFER_SET(link_id, link_id);
3421       SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
3422       SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
3423       SURFXML_BUFFER_SET(link_bandwidth_file, "");
3424       SURFXML_BUFFER_SET(link_latency_file, "");
3425       SURFXML_BUFFER_SET(link_state_file, "");
3426       SURFXML_START_TAG(link);
3427       SURFXML_END_TAG(link);
3428
3429       xbt_free(temp_cluster_bw);
3430       xbt_free(temp_cluster_lat);
3431       free(link_id);
3432       free(host_id);
3433       break;
3434
3435     case 2:
3436
3437       surf_parse_get_int(&start,
3438                          xbt_dynar_get_as(radical_ends, 0, char *));
3439       surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
3440       for (i = start; i <= end; i++) {
3441         host_id = bprintf("%s%d%s", cluster_prefix, i, cluster_suffix);
3442 #ifndef HAVE_PCRE_LIB
3443         xbt_dynar_push_as(tab_elements_num, int, i);
3444 #endif
3445         link_id = bprintf("%s_link_%d", cluster_id, i);
3446
3447         xbt_dict_set(patterns, "radical", bprintf("%d", i), xbt_free);
3448         temp_cluster_power = bprintf("%s",cluster_power);
3449         temp_cluster_power = replace_random_parameter(temp_cluster_power);
3450         XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
3451         A_surfxml_host_state = A_surfxml_host_state_ON;
3452         SURFXML_BUFFER_SET(host_id, host_id);
3453         SURFXML_BUFFER_SET(host_power, temp_cluster_power);
3454         SURFXML_BUFFER_SET(host_core, cluster_core);
3455         SURFXML_BUFFER_SET(host_availability, "1.0");
3456         SURFXML_BUFFER_SET(host_coordinates, "");
3457         xbt_free(availability_file);
3458         availability_file = bprintf("%s",cluster_availability_file);
3459         xbt_free(state_file);
3460         state_file = bprintf("%s",cluster_state_file);
3461         XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
3462         XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
3463         SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
3464         SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
3465         XBT_DEBUG("</host>");
3466         SURFXML_START_TAG(host);
3467         SURFXML_END_TAG(host);
3468
3469         xbt_free(temp_cluster_power);
3470
3471         temp_cluster_bw = bprintf("%s",cluster_bw);
3472         temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
3473         temp_cluster_lat = bprintf("%s",cluster_lat);
3474         temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
3475         XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
3476         A_surfxml_link_state = A_surfxml_link_state_ON;
3477         A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3478         if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3479             {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
3480         if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
3481             {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
3482         SURFXML_BUFFER_SET(link_id, link_id);
3483         SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
3484         SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
3485         SURFXML_BUFFER_SET(link_bandwidth_file, "");
3486         SURFXML_BUFFER_SET(link_latency_file, "");
3487         SURFXML_BUFFER_SET(link_state_file, "");
3488         SURFXML_START_TAG(link);
3489         SURFXML_END_TAG(link);
3490
3491         xbt_free(temp_cluster_bw);
3492         xbt_free(temp_cluster_lat);
3493         free(link_id);
3494         free(host_id);
3495       }
3496       break;
3497
3498     default:
3499       XBT_DEBUG("Malformed radical");
3500     }
3501
3502     xbt_dynar_free(&radical_ends);
3503   }
3504   xbt_dynar_free(&radical_elements);
3505
3506   XBT_DEBUG(" ");
3507   router_id =
3508       bprintf("%s%s_router%s", cluster_prefix, cluster_id,
3509               cluster_suffix);
3510   link_router = bprintf("%s_link_%s_router", cluster_id, cluster_id);
3511   link_backbone = bprintf("%s_backbone", cluster_id);
3512
3513   XBT_DEBUG("<router id=\"%s\"/>", router_id);
3514   SURFXML_BUFFER_SET(router_id, router_id);
3515   SURFXML_START_TAG(router);
3516   SURFXML_END_TAG(router);
3517
3518   //TODO
3519   xbt_dict_set(patterns, "radical", bprintf("_router"), xbt_free);
3520   temp_cluster_bw = bprintf("%s",cluster_bw);
3521   temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
3522   temp_cluster_lat = bprintf("%s",cluster_lat);
3523   temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
3524   XBT_DEBUG("<link\tid=\"%s\" bw=\"%s\" lat=\"%s\"/>", link_router,temp_cluster_bw, temp_cluster_lat);
3525   A_surfxml_link_state = A_surfxml_link_state_ON;
3526   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3527   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3528   {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
3529   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
3530   {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
3531   SURFXML_BUFFER_SET(link_id, link_router);
3532   SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
3533   SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
3534   SURFXML_BUFFER_SET(link_bandwidth_file, "");
3535   SURFXML_BUFFER_SET(link_latency_file, "");
3536   SURFXML_BUFFER_SET(link_state_file, "");
3537   SURFXML_START_TAG(link);
3538   SURFXML_END_TAG(link);
3539
3540   xbt_free(temp_cluster_bw);
3541   xbt_free(temp_cluster_lat);
3542
3543   XBT_DEBUG("<link\tid=\"%s\" bw=\"%s\" lat=\"%s\"/>", link_backbone,cluster_bb_bw, cluster_bb_lat);
3544   A_surfxml_link_state = A_surfxml_link_state_ON;
3545   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3546   if(cluster_bb_sharing_policy == A_surfxml_cluster_bb_sharing_policy_FATPIPE)
3547   {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
3548   SURFXML_BUFFER_SET(link_id, link_backbone);
3549   SURFXML_BUFFER_SET(link_bandwidth, cluster_bb_bw);
3550   SURFXML_BUFFER_SET(link_latency, cluster_bb_lat);
3551   SURFXML_BUFFER_SET(link_bandwidth_file, "");
3552   SURFXML_BUFFER_SET(link_latency_file, "");
3553   SURFXML_BUFFER_SET(link_state_file, "");
3554   SURFXML_START_TAG(link);
3555   SURFXML_END_TAG(link);
3556
3557   XBT_DEBUG(" ");
3558
3559 #ifdef HAVE_PCRE_LIB
3560   char *new_suffix = xbt_strdup("");
3561
3562   radical_elements = xbt_str_split(cluster_suffix, ".");
3563   xbt_dynar_foreach(radical_elements, iter, groups) {
3564     if (strcmp(groups, "")) {
3565       char *old_suffix = new_suffix;
3566       new_suffix = bprintf("%s\\.%s", old_suffix, groups);
3567       free(old_suffix);
3568     }
3569   }
3570   route_src_dst = bprintf("%s(.*)%s", cluster_prefix, new_suffix);
3571   xbt_dynar_free(&radical_elements);
3572   free(new_suffix);
3573
3574   char *pcre_link_src = bprintf("%s_link_$1src", cluster_id);
3575   char *pcre_link_backbone = bprintf("%s_backbone", cluster_id);
3576   char *pcre_link_dst = bprintf("%s_link_$1dst", cluster_id);
3577
3578   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src_dst, route_src_dst);
3579   XBT_DEBUG("symmetrical=\"NO\">");
3580   SURFXML_BUFFER_SET(route_src, route_src_dst);
3581   SURFXML_BUFFER_SET(route_dst, route_src_dst);
3582   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3583   SURFXML_START_TAG(route);
3584
3585   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_src);
3586   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_src);
3587   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3588   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3589   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
3590   SURFXML_START_TAG(link_ctn);
3591   SURFXML_END_TAG(link_ctn);
3592
3593   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
3594   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
3595   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3596   SURFXML_START_TAG(link_ctn);
3597   SURFXML_END_TAG(link_ctn);
3598
3599   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_dst);
3600   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_dst);
3601   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3602   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3603   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
3604   SURFXML_START_TAG(link_ctn);
3605   SURFXML_END_TAG(link_ctn);
3606
3607   XBT_DEBUG("</route>");
3608   SURFXML_END_TAG(route);
3609
3610   free(pcre_link_dst);
3611   free(pcre_link_backbone);
3612   free(pcre_link_src);
3613   free(route_src_dst);
3614 #else
3615   for (i = 0; i <= xbt_dynar_length(tab_elements_num); i++) {
3616     for (j = 0; j <= xbt_dynar_length(tab_elements_num); j++) {
3617       if (i == xbt_dynar_length(tab_elements_num)) {
3618         route_src = router_id;
3619       } else {
3620         route_src =
3621             bprintf("%s%d%s", cluster_prefix,
3622                     xbt_dynar_get_as(tab_elements_num, i, int),
3623                     cluster_suffix);
3624       }
3625
3626       if (j == xbt_dynar_length(tab_elements_num)) {
3627         route_dst = router_id;
3628       } else {
3629         route_dst =
3630             bprintf("%s%d%s", cluster_prefix,
3631                     xbt_dynar_get_as(tab_elements_num, j, int),
3632                     cluster_suffix);
3633       }
3634
3635       XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src, route_dst);
3636       XBT_DEBUG("symmetrical=\"NO\">");
3637       SURFXML_BUFFER_SET(route_src, route_src);
3638       SURFXML_BUFFER_SET(route_dst, route_dst);
3639       A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3640       SURFXML_START_TAG(route);
3641
3642       if (i == xbt_dynar_length(tab_elements_num)) {
3643         route_src = link_router;
3644       } else {
3645         route_src =
3646             bprintf("%s_link_%d", cluster_id,
3647                     xbt_dynar_get_as(tab_elements_num, i, int));
3648       }
3649
3650       if (j == xbt_dynar_length(tab_elements_num)) {
3651         route_dst = link_router;
3652       } else {
3653         route_dst =
3654             bprintf("%s_link_%d", cluster_id,
3655                     xbt_dynar_get_as(tab_elements_num, j, int));
3656       }
3657
3658       XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_src);
3659       SURFXML_BUFFER_SET(link_ctn_id, route_src);
3660       A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3661       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3662       {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
3663       SURFXML_START_TAG(link_ctn);
3664       SURFXML_END_TAG(link_ctn);
3665
3666       XBT_DEBUG("<link_ctn\tid=\"%s_backbone\"/>", cluster_id);
3667       SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_backbone", cluster_id));
3668       A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3669       SURFXML_START_TAG(link_ctn);
3670       SURFXML_END_TAG(link_ctn);
3671
3672       XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_dst);
3673       SURFXML_BUFFER_SET(link_ctn_id, route_dst);
3674       A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3675       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3676       {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
3677       SURFXML_START_TAG(link_ctn);
3678       SURFXML_END_TAG(link_ctn);
3679
3680       XBT_DEBUG("</route>");
3681       SURFXML_END_TAG(route);
3682     }
3683   }
3684   xbt_dynar_free(&tab_elements_num);
3685
3686 #endif
3687
3688   free(router_id);
3689   free(link_backbone);
3690   free(link_router);
3691   xbt_dict_free(&patterns);
3692   free(availability_file);
3693   free(state_file);
3694
3695   XBT_DEBUG("</AS>");
3696   SURFXML_END_TAG(AS);
3697   XBT_DEBUG(" ");
3698
3699   surfxml_bufferstack_pop(1);
3700 }
3701 /*
3702  * This function take a string and replace parameters from patterns dict.
3703  * It returns the new value.
3704  */
3705 static char* replace_random_parameter(char * string)
3706 {
3707   char *test_string = NULL;
3708
3709   if(xbt_dict_size(random_value)==0)
3710     return string;
3711
3712   string = xbt_str_varsubst(string, patterns); // for patterns of cluster
3713   test_string = bprintf("${%s}", string);
3714   test_string = xbt_str_varsubst(test_string,random_value); //Add ${xxxxx} for random Generator
3715
3716   if (strcmp(test_string,"")) { //if not empty, keep this value.
3717     xbt_free(string);
3718     string = test_string;
3719   } //In other case take old value (without ${})
3720
3721   return string;
3722 }
3723
3724 static void routing_parse_Speer(void)
3725 {
3726   static int AX_ptr = 0;
3727
3728   char *peer_id = A_surfxml_peer_id;
3729   char *peer_power = A_surfxml_peer_power;
3730   char *peer_bw_in = A_surfxml_peer_bw_in;
3731   char *peer_bw_out = A_surfxml_peer_bw_out;
3732   char *peer_lat = A_surfxml_peer_lat;
3733   char *peer_coord = A_surfxml_peer_coordinates;
3734   char *peer_state_file = A_surfxml_peer_state_file;
3735   char *peer_availability_file = A_surfxml_peer_availability_file;
3736
3737   char *host_id = NULL;
3738   char *router_id, *link_router, *link_backbone, *link_id_up, *link_id_down;
3739
3740 #ifdef HAVE_PCRE_LIB
3741
3742 #endif
3743
3744   int peer_sharing_policy = AX_surfxml_peer_sharing_policy;
3745
3746 #ifndef HAVE_PCRE_LIB
3747   //xbt_dynar_t tab_elements_num = xbt_dynar_new(sizeof(int), NULL);
3748   //char *route_src, *route_dst;
3749   //int j;
3750 #endif
3751
3752   static unsigned int surfxml_buffer_stack_stack_ptr = 1;
3753   static unsigned int surfxml_buffer_stack_stack[1024];
3754
3755   surfxml_buffer_stack_stack[0] = 0;
3756
3757   surfxml_bufferstack_push(1);
3758
3759   SURFXML_BUFFER_SET(AS_id, peer_id);
3760   SURFXML_BUFFER_SET(AS_coordinates, peer_coord);
3761 #ifdef HAVE_PCRE_LIB
3762   SURFXML_BUFFER_SET(AS_routing, "RuleBased");
3763   XBT_DEBUG("<AS id=\"%s\"\trouting=\"RuleBased\">", peer_id);
3764 #else
3765   SURFXML_BUFFER_SET(AS_routing, "Full");
3766   XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", peer_id);
3767 #endif
3768   SURFXML_START_TAG(AS);
3769
3770   XBT_DEBUG(" ");
3771   host_id = bprintf("peer_%s", peer_id);
3772   router_id = bprintf("router_%s", peer_id);
3773   link_id_up = bprintf("link_%s_up", peer_id);
3774   link_id_down = bprintf("link_%s_down", peer_id);
3775
3776   link_router = bprintf("%s_link_router", peer_id);
3777   link_backbone = bprintf("%s_backbone", peer_id);
3778
3779   XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\"/>", host_id, peer_power);
3780   A_surfxml_host_state = A_surfxml_host_state_ON;
3781   SURFXML_BUFFER_SET(host_id, host_id);
3782   SURFXML_BUFFER_SET(host_power, peer_power);
3783   SURFXML_BUFFER_SET(host_availability, "1.0");
3784   SURFXML_BUFFER_SET(host_availability_file, peer_availability_file);
3785   SURFXML_BUFFER_SET(host_state_file, peer_state_file);
3786   SURFXML_BUFFER_SET(host_coordinates, "");
3787   SURFXML_START_TAG(host);
3788   SURFXML_END_TAG(host);
3789
3790   XBT_DEBUG("<router id=\"%s\"\tcoordinates=\"%s\"/>", router_id, peer_coord);
3791   SURFXML_BUFFER_SET(router_id, router_id);
3792   SURFXML_BUFFER_SET(router_coordinates, peer_coord);
3793   SURFXML_START_TAG(router);
3794   SURFXML_END_TAG(router);
3795
3796   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_up, peer_bw_in, peer_lat);
3797   A_surfxml_link_state = A_surfxml_link_state_ON;
3798   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3799   if(peer_sharing_policy == A_surfxml_peer_sharing_policy_FULLDUPLEX)
3800 {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
3801   SURFXML_BUFFER_SET(link_id, link_id_up);
3802   SURFXML_BUFFER_SET(link_bandwidth, peer_bw_in);
3803   SURFXML_BUFFER_SET(link_latency, peer_lat);
3804   SURFXML_BUFFER_SET(link_bandwidth_file, "");
3805   SURFXML_BUFFER_SET(link_latency_file, "");
3806   SURFXML_BUFFER_SET(link_state_file, "");
3807   SURFXML_START_TAG(link);
3808   SURFXML_END_TAG(link);
3809
3810   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_down, peer_bw_out, peer_lat);
3811   A_surfxml_link_state = A_surfxml_link_state_ON;
3812   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3813   if(peer_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3814 {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
3815   SURFXML_BUFFER_SET(link_id, link_id_down);
3816   SURFXML_BUFFER_SET(link_bandwidth, peer_bw_out);
3817   SURFXML_BUFFER_SET(link_latency, peer_lat);
3818   SURFXML_BUFFER_SET(link_bandwidth_file, "");
3819   SURFXML_BUFFER_SET(link_latency_file, "");
3820   SURFXML_BUFFER_SET(link_state_file, "");
3821   SURFXML_START_TAG(link);
3822   SURFXML_END_TAG(link);
3823
3824   XBT_DEBUG(" ");
3825
3826   // begin here
3827   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", peer_id, router_id);
3828   XBT_DEBUG("symmetrical=\"NO\">");
3829   SURFXML_BUFFER_SET(route_src, peer_id);
3830   SURFXML_BUFFER_SET(route_dst, router_id);
3831   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3832   SURFXML_START_TAG(route);
3833
3834   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_up);
3835   SURFXML_BUFFER_SET(link_ctn_id, link_id_up);
3836   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3837   if(peer_sharing_policy == A_surfxml_peer_sharing_policy_FULLDUPLEX)
3838   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
3839   SURFXML_START_TAG(link_ctn);
3840   SURFXML_END_TAG(link_ctn);
3841
3842   XBT_DEBUG("</route>");
3843   SURFXML_END_TAG(route);
3844
3845   //Opposite Route
3846   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, peer_id);
3847   XBT_DEBUG("symmetrical=\"NO\">");
3848   SURFXML_BUFFER_SET(route_src, router_id);
3849   SURFXML_BUFFER_SET(route_dst, peer_id);
3850   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3851   SURFXML_START_TAG(route);
3852
3853   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_down);
3854   SURFXML_BUFFER_SET(link_ctn_id, link_id_down);
3855   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3856   if(peer_sharing_policy == A_surfxml_peer_sharing_policy_FULLDUPLEX)
3857   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
3858   SURFXML_START_TAG(link_ctn);
3859   SURFXML_END_TAG(link_ctn);
3860
3861   XBT_DEBUG("</route>");
3862   SURFXML_END_TAG(route);
3863
3864   XBT_DEBUG("</AS>");
3865   SURFXML_END_TAG(AS);
3866   XBT_DEBUG(" ");
3867
3868   //xbt_dynar_free(&tab_elements_num);
3869
3870   surfxml_bufferstack_pop(1);
3871 }
3872
3873 static void routing_parse_Srandom(void)
3874 {
3875           double mean, std, min, max, seed;
3876           char *random_id = A_surfxml_random_id;
3877           char *random_radical = A_surfxml_random_radical;
3878           surf_parse_get_double(&mean,A_surfxml_random_mean);
3879           surf_parse_get_double(&std,A_surfxml_random_std_deviation);
3880           surf_parse_get_double(&min,A_surfxml_random_min);
3881           surf_parse_get_double(&max,A_surfxml_random_max);
3882           surf_parse_get_double(&seed,A_surfxml_random_seed);
3883
3884           double res = 0;
3885           int i = 0;
3886           random_data_t random = xbt_new0(s_random_data_t, 1);
3887           char *tmpbuf;
3888
3889           xbt_dynar_t radical_elements;
3890           unsigned int iter;
3891           char *groups;
3892           int start, end;
3893           xbt_dynar_t radical_ends;
3894
3895           random->generator = A_surfxml_random_generator;
3896           random->seed = seed;
3897           random->min = min;
3898           random->max = max;
3899
3900           /* Check user stupidities */
3901           if (max < min)
3902             THROW2(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
3903           if (mean < min)
3904             THROW2(arg_error, 0, "random->mean < random->min (%f < %f)", mean,
3905                    min);
3906           if (mean > max)
3907             THROW2(arg_error, 0, "random->mean > random->max (%f > %f)", mean,
3908                    max);
3909
3910           /* normalize the mean and standard deviation before storing */
3911           random->mean = (mean - min) / (max - min);
3912           random->std = std / (max - min);
3913
3914           if (random->mean * (1 - random->mean) < random->std * random->std)
3915             THROW2(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
3916                    random->mean, random->std);
3917
3918           XBT_DEBUG("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
3919           random_id,
3920           random->min,
3921           random->max,
3922           random->mean,
3923           random->std,
3924           random->generator,
3925           random->seed,
3926           random_radical);
3927
3928           if(xbt_dict_size(random_value)==0)
3929                   random_value = xbt_dict_new();
3930
3931           if(!strcmp(random_radical,""))
3932           {
3933                   res = random_generate(random);
3934                   xbt_dict_set(random_value, random_id, bprintf("%f",res), free);
3935           }
3936           else
3937           {
3938                   radical_elements = xbt_str_split(random_radical, ",");
3939                   xbt_dynar_foreach(radical_elements, iter, groups) {
3940                         radical_ends = xbt_str_split(groups, "-");
3941                         switch (xbt_dynar_length(radical_ends)) {
3942                         case 1:
3943                                           xbt_assert1(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",random_id);
3944                                           res = random_generate(random);
3945                                           tmpbuf = bprintf("%s%d",random_id,atoi(xbt_dynar_getfirst_as(radical_ends,char *)));
3946                                           xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
3947                                           xbt_free(tmpbuf);
3948                                           break;
3949
3950                         case 2:   surf_parse_get_int(&start,
3951                                                                                  xbt_dynar_get_as(radical_ends, 0, char *));
3952                                           surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
3953                                           for (i = start; i <= end; i++) {
3954                                                   xbt_assert1(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",bprintf("%s%d",random_id,i));
3955                                                   res = random_generate(random);
3956                                                   tmpbuf = bprintf("%s%d",random_id,i);
3957                                                   xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
3958                                                   xbt_free(tmpbuf);
3959                                           }
3960                                           break;
3961                         default:
3962                                 XBT_INFO("Malformed radical");
3963                         }
3964                         res = random_generate(random);
3965                         xbt_dict_set(random_value, bprintf("%s_router",random_id), bprintf("%f",res), free);
3966
3967                         xbt_dynar_free(&radical_ends);
3968                   }
3969                   xbt_dynar_free(&radical_elements);
3970           }
3971 }
3972
3973 static void routing_parse_Erandom(void)
3974 {
3975         xbt_dict_cursor_t cursor = NULL;
3976         char *key;
3977         char *elem;
3978
3979         xbt_dict_foreach(random_value, cursor, key, elem) {
3980           XBT_DEBUG("%s = %s",key,elem);
3981         }
3982
3983 }
3984
3985
3986 /*
3987  * New methods to init the routing model component from the lua script
3988  */
3989
3990 /*
3991  * calling parse_S_AS_lua with lua values
3992  */
3993 void routing_AS_init(const char *AS_id, const char *AS_routing)
3994 {
3995   parse_S_AS_lua((char *) AS_id, (char *) AS_routing);
3996 }
3997
3998 /*
3999  * calling parse_E_AS_lua to fisnish the creation of routing component
4000  */
4001 void routing_AS_end(const char *AS_id)
4002 {
4003   parse_E_AS_lua((char *) AS_id);
4004 }
4005
4006 /*
4007  * add a host to the network element list
4008  */
4009
4010 void routing_add_host(const char *host_id)
4011 {
4012   parse_S_host_lua((char *) host_id, (char*)""); // FIXME propagate coordinate system to lua
4013 }
4014
4015 /*
4016  * Set a new link on the actual list of link for a route or ASroute
4017  */
4018 void routing_add_link(const char *link_id)
4019 {
4020   parse_E_link_c_ctn_new_elem_lua((char *) link_id);
4021 }
4022
4023 /*
4024  *Set the endpoints for a route
4025  */
4026 void routing_set_route(const char *src_id, const char *dst_id)
4027 {
4028   parse_S_route_new_and_endpoints_lua(src_id, dst_id);
4029 }
4030
4031 /*
4032  * Store the route by calling parse_E_route_store_route
4033  */
4034 void routing_store_route(void)
4035 {
4036   parse_E_route_store_route();
4037 }