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_or_null(global_routing->where_network_elements, name);
1076   if(!rc) return SURF_NETWORK_ELEMENT_NULL;
1077   return rc->rc_type;
1078 }
1079
1080 /**
1081  * \brief Generic method: create the global routing schema
1082  *
1083  * Make a global routing structure and set all the parsing functions.
1084  */
1085 void routing_model_create(size_t size_of_links, void *loopback, double_f_cpvoid_t get_link_latency_fun)
1086 {
1087   /* config the uniq global routing */
1088   global_routing = xbt_new0(s_routing_global_t, 1);
1089   global_routing->where_network_elements = xbt_dict_new();
1090   global_routing->root = NULL;
1091   global_routing->get_route = get_route;
1092   global_routing->get_latency = get_latency;
1093   global_routing->get_route_no_cleanup = get_route_no_cleanup;
1094   global_routing->get_onelink_routes = get_onelink_routes;
1095   global_routing->get_network_element_type = get_network_element_type;
1096   global_routing->finalize = finalize;
1097   global_routing->loopback = loopback;
1098   global_routing->size_of_link = size_of_links;
1099   global_routing->last_route = NULL;
1100   get_link_latency = get_link_latency_fun;
1101   /* no current routing at moment */
1102   current_routing = NULL;
1103
1104   coordinates = xbt_dict_new();
1105
1106   /* parse generic elements */
1107   surfxml_add_callback(STag_surfxml_host_cb_list, &parse_S_host_XML);
1108   surfxml_add_callback(ETag_surfxml_host_cb_list, &parse_E_host_XML);
1109   surfxml_add_callback(STag_surfxml_router_cb_list, &parse_S_router);
1110
1111   surfxml_add_callback(STag_surfxml_route_cb_list,
1112                        &parse_S_route_new_and_endpoints_XML);
1113   surfxml_add_callback(STag_surfxml_ASroute_cb_list,
1114                        &parse_S_ASroute_new_and_endpoints);
1115   surfxml_add_callback(STag_surfxml_bypassRoute_cb_list,
1116                        &parse_S_bypassRoute_new_and_endpoints);
1117
1118   surfxml_add_callback(ETag_surfxml_link_ctn_cb_list,
1119                        &parse_E_link_ctn_new_elem_XML);
1120
1121   surfxml_add_callback(ETag_surfxml_route_cb_list,
1122                        &parse_E_route_store_route);
1123   surfxml_add_callback(ETag_surfxml_ASroute_cb_list,
1124                        &parse_E_ASroute_store_route);
1125   surfxml_add_callback(ETag_surfxml_bypassRoute_cb_list,
1126                        &parse_E_bypassRoute_store_route);
1127
1128   surfxml_add_callback(STag_surfxml_AS_cb_list, &parse_S_AS_XML);
1129   surfxml_add_callback(ETag_surfxml_AS_cb_list, &parse_E_AS_XML);
1130
1131   surfxml_add_callback(STag_surfxml_cluster_cb_list,
1132                        &routing_parse_Scluster);
1133
1134   surfxml_add_callback(STag_surfxml_peer_cb_list,
1135                          &routing_parse_Speer);
1136
1137
1138 #ifdef HAVE_TRACING
1139   instr_routing_define_callbacks();
1140 #endif
1141 }
1142
1143 void surf_parse_add_callback_config(void)
1144 {
1145         surfxml_add_callback(STag_surfxml_config_cb_list, &routing_parse_Sconfig);
1146         surfxml_add_callback(ETag_surfxml_config_cb_list, &routing_parse_Econfig);
1147         surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties);
1148         surfxml_add_callback(STag_surfxml_AS_cb_list, &surf_parse_models_setup);
1149         surfxml_add_callback(STag_surfxml_random_cb_list, &routing_parse_Srandom);
1150 }
1151
1152 void surf_parse_models_setup()
1153 {
1154         routing_parse_Erandom();
1155         surfxml_del_callback(STag_surfxml_AS_cb_list, surf_parse_models_setup);
1156         surf_config_models_setup(platform_filename);
1157         free(platform_filename);
1158 }
1159
1160 /* ************************************************************************** */
1161 /* *************************** FULL ROUTING ********************************* */
1162
1163 #define TO_ROUTE_FULL(i,j) routing->routing_table[(i)+(j)*table_size]
1164
1165 /* Routing model structure */
1166
1167 typedef struct {
1168   s_routing_component_t generic_routing;
1169   route_extended_t *routing_table;
1170 } s_routing_component_full_t, *routing_component_full_t;
1171
1172 /* Business methods */
1173 static xbt_dynar_t full_get_onelink_routes(routing_component_t rc)
1174 {
1175   xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
1176
1177   routing_component_full_t routing = (routing_component_full_t) rc;
1178   size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1179   xbt_dict_cursor_t c1 = NULL, c2 = NULL;
1180   char *k1, *d1, *k2, *d2;
1181   xbt_dict_foreach(routing->generic_routing.to_index, c1, k1, d1) {
1182     xbt_dict_foreach(routing->generic_routing.to_index, c2, k2, d2) {
1183       int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, k1);
1184       int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, k2);
1185       xbt_assert2(src_id
1186                   && dst_id,
1187                   "Ask for route \"from\"(%s)  or \"to\"(%s) no found in the local table",
1188                   src, dst);
1189       route_extended_t route = TO_ROUTE_FULL(*src_id, *dst_id);
1190       if (route) {
1191         if (xbt_dynar_length(route->generic_route.link_list) == 1) {
1192           void *link =
1193               *(void **) xbt_dynar_get_ptr(route->generic_route.link_list,
1194                                            0);
1195           onelink_t onelink = xbt_new0(s_onelink_t, 1);
1196           onelink->link_ptr = link;
1197           if (routing->generic_routing.hierarchy == SURF_ROUTING_BASE) {
1198             onelink->src = xbt_strdup(k1);
1199             onelink->dst = xbt_strdup(k2);
1200           } else if (routing->generic_routing.hierarchy ==
1201                      SURF_ROUTING_RECURSIVE) {
1202             onelink->src = xbt_strdup(route->src_gateway);
1203             onelink->dst = xbt_strdup(route->dst_gateway);
1204           }
1205           xbt_dynar_push(ret, &onelink);
1206         }
1207       }
1208     }
1209   }
1210   return ret;
1211 }
1212
1213 static route_extended_t full_get_route(routing_component_t rc,
1214                                        const char *src, const char *dst)
1215 {
1216   xbt_assert1(rc && src
1217               && dst,
1218               "Invalid params for \"get_route\" function at AS \"%s\"",
1219               rc->name);
1220
1221   /* set utils vars */
1222   routing_component_full_t routing = (routing_component_full_t) rc;
1223   size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1224
1225   generic_src_dst_check(rc, src, dst);
1226   int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, src);
1227   int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, dst);
1228   xbt_assert2(src_id
1229               && dst_id,
1230               "Ask for route \"from\"(%s)  or \"to\"(%s) no found in the local table",
1231               src, dst);
1232
1233   route_extended_t e_route = NULL;
1234   route_extended_t new_e_route = NULL;
1235   void *link;
1236   unsigned int cpt = 0;
1237
1238   e_route = TO_ROUTE_FULL(*src_id, *dst_id);
1239
1240   if (e_route) {
1241     new_e_route = xbt_new0(s_route_extended_t, 1);
1242     new_e_route->src_gateway = xbt_strdup(e_route->src_gateway);
1243     new_e_route->dst_gateway = xbt_strdup(e_route->dst_gateway);
1244     new_e_route->generic_route.link_list =
1245         xbt_dynar_new(global_routing->size_of_link, NULL);
1246     xbt_dynar_foreach(e_route->generic_route.link_list, cpt, link) {
1247       xbt_dynar_push(new_e_route->generic_route.link_list, &link);
1248     }
1249   }
1250   return new_e_route;
1251 }
1252
1253 static void full_finalize(routing_component_t rc)
1254 {
1255   routing_component_full_t routing = (routing_component_full_t) rc;
1256   size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1257   int i, j;
1258   if (routing) {
1259     /* Delete routing table */
1260     for (i = 0; i < table_size; i++)
1261       for (j = 0; j < table_size; j++)
1262         generic_free_extended_route(TO_ROUTE_FULL(i, j));
1263     xbt_free(routing->routing_table);
1264     /* Delete bypass dict */
1265     xbt_dict_free(&rc->bypassRoutes);
1266     /* Delete index dict */
1267     xbt_dict_free(&rc->to_index);
1268     /* Delete structure */
1269     xbt_free(rc);
1270   }
1271 }
1272
1273 /* Creation routing model functions */
1274
1275 static void *model_full_create(void)
1276 {
1277   routing_component_full_t new_component =
1278       xbt_new0(s_routing_component_full_t, 1);
1279   new_component->generic_routing.set_processing_unit =
1280       generic_set_processing_unit;
1281   new_component->generic_routing.set_autonomous_system =
1282       generic_set_autonomous_system;
1283   new_component->generic_routing.set_route = model_full_set_route;
1284   new_component->generic_routing.set_ASroute = model_full_set_route;
1285   new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
1286   new_component->generic_routing.get_route = full_get_route;
1287   new_component->generic_routing.get_latency = generic_get_link_latency;
1288   new_component->generic_routing.get_onelink_routes =
1289       full_get_onelink_routes;
1290   new_component->generic_routing.get_bypass_route =
1291       generic_get_bypassroute;
1292   new_component->generic_routing.finalize = full_finalize;
1293   new_component->generic_routing.to_index = xbt_dict_new();
1294   new_component->generic_routing.bypassRoutes = xbt_dict_new();
1295   new_component->generic_routing.get_network_element_type = get_network_element_type;
1296   return new_component;
1297 }
1298
1299 static void model_full_load(void)
1300 {
1301   /* use "surfxml_add_callback" to add a parse function call */
1302 }
1303
1304 static void model_full_unload(void)
1305 {
1306   /* use "surfxml_del_callback" to remove a parse function call */
1307 }
1308
1309 static void model_full_end(void)
1310 {
1311   unsigned int i;
1312   route_extended_t e_route;
1313
1314   /* set utils vars */
1315   routing_component_full_t routing =
1316       ((routing_component_full_t) current_routing);
1317   size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1318
1319   /* Create table if necessary */
1320   if(!routing->routing_table)
1321           routing->routing_table = xbt_new0(route_extended_t, table_size * table_size);
1322
1323   /* Add the loopback if needed */
1324   if (current_routing->hierarchy == SURF_ROUTING_BASE) {
1325     for (i = 0; i < table_size; i++) {
1326       e_route = TO_ROUTE_FULL(i, i);
1327       if (!e_route) {
1328         e_route = xbt_new0(s_route_extended_t, 1);
1329         e_route->src_gateway = NULL;
1330         e_route->dst_gateway = NULL;
1331         e_route->generic_route.link_list =
1332             xbt_dynar_new(global_routing->size_of_link, NULL);
1333         xbt_dynar_push(e_route->generic_route.link_list,
1334                        &global_routing->loopback);
1335         TO_ROUTE_FULL(i, i) = e_route;
1336       }
1337     }
1338   }
1339 }
1340
1341 static void model_full_set_route(routing_component_t rc, const char *src,
1342                 const char *dst, name_route_extended_t route)
1343 {
1344         int *src_id, *dst_id;
1345         src_id = xbt_dict_get_or_null(rc->to_index, src);
1346         dst_id = xbt_dict_get_or_null(rc->to_index, dst);
1347         routing_component_full_t routing = ((routing_component_full_t) rc);
1348         size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1349
1350         xbt_assert2(src_id
1351                           && dst_id, "Network elements %s or %s not found", src, dst);
1352
1353         xbt_assert2(xbt_dynar_length(route->generic_route.link_list) > 0,
1354                           "Invalid count of links, must be greater than zero (%s,%s)",
1355                           src, dst);
1356
1357         if(!routing->routing_table)
1358                 routing->routing_table = xbt_new0(route_extended_t, table_size * table_size);
1359
1360         if(TO_ROUTE_FULL(*src_id, *dst_id))
1361         {
1362                 char * link_name;
1363                 unsigned int i;
1364                 xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1365                 xbt_dynar_foreach(route->generic_route.link_list,i,link_name)
1366                 {
1367                         void *link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
1368                         xbt_assert1(link,"Link : '%s' doesn't exists.",link_name);
1369                         xbt_dynar_push(link_route_to_test,&link);
1370                 }
1371                 xbt_assert2(!xbt_dynar_compare(
1372                           (void*)TO_ROUTE_FULL(*src_id, *dst_id)->generic_route.link_list,
1373                           (void*)link_route_to_test,
1374                           (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1375                           "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);
1376                 xbt_dynar_free(&link_route_to_test);
1377         }
1378         else
1379         {
1380                   if(!route->dst_gateway && !route->src_gateway)
1381                           XBT_DEBUG("Load Route from \"%s\" to \"%s\"", src, dst);
1382                   else
1383                           XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
1384                                  route->src_gateway, dst, route->dst_gateway);
1385               TO_ROUTE_FULL(*src_id, *dst_id) = generic_new_extended_route(rc->hierarchy,route,1);
1386               xbt_dynar_shrink(TO_ROUTE_FULL(*src_id, *dst_id)->generic_route.link_list, 0);
1387         }
1388
1389         if( A_surfxml_route_symmetrical == A_surfxml_route_symmetrical_YES
1390                 || A_surfxml_ASroute_symmetrical == A_surfxml_ASroute_symmetrical_YES )
1391         {
1392                 if(route->dst_gateway && route->src_gateway)
1393                 {
1394                   char *gw_src = xbt_strdup(route->src_gateway);
1395                   char *gw_dst = xbt_strdup(route->dst_gateway);
1396                   route->src_gateway = gw_dst;
1397                   route->dst_gateway = gw_src;
1398                 }
1399                 if(TO_ROUTE_FULL(*dst_id, *src_id))
1400                 {
1401                         char * link_name;
1402                         unsigned int i;
1403                         xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1404                         for(i=xbt_dynar_length(route->generic_route.link_list) ;i>0 ;i--)
1405                         {
1406                                 link_name = xbt_dynar_get_as(route->generic_route.link_list,i-1,void *);
1407                                 void *link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
1408                                 xbt_assert1(link,"Link : '%s' doesn't exists.",link_name);
1409                                 xbt_dynar_push(link_route_to_test,&link);
1410                         }
1411                         xbt_assert2(!xbt_dynar_compare(
1412                                   (void*)TO_ROUTE_FULL(*dst_id, *src_id)->generic_route.link_list,
1413                               (void*)link_route_to_test,
1414                                   (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1415                                   "The route between \"%s\" and \"%s\" already exists", src,dst);
1416                         xbt_dynar_free(&link_route_to_test);
1417                 }
1418                 else
1419                 {
1420                           if(!route->dst_gateway && !route->src_gateway)
1421                                   XBT_DEBUG("Load Route from \"%s\" to \"%s\"", dst, src);
1422                           else
1423                                   XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
1424                                          route->src_gateway, src, route->dst_gateway);
1425                       TO_ROUTE_FULL(*dst_id, *src_id) = generic_new_extended_route(rc->hierarchy,route,0);
1426                       xbt_dynar_shrink(TO_ROUTE_FULL(*dst_id, *src_id)->generic_route.link_list, 0);
1427                 }
1428
1429         }
1430 }
1431
1432 /* ************************************************************************** */
1433 /* *************************** FLOYD ROUTING ******************************** */
1434
1435 #define TO_FLOYD_COST(i,j) (routing->cost_table)[(i)+(j)*table_size]
1436 #define TO_FLOYD_PRED(i,j) (routing->predecessor_table)[(i)+(j)*table_size]
1437 #define TO_FLOYD_LINK(i,j) (routing->link_table)[(i)+(j)*table_size]
1438
1439 /* Routing model structure */
1440
1441 typedef struct {
1442   s_routing_component_t generic_routing;
1443   /* vars for calculate the floyd algorith. */
1444   int *predecessor_table;
1445   double *cost_table;
1446   route_extended_t *link_table; /* char* -> int* */
1447 } s_routing_component_floyd_t, *routing_component_floyd_t;
1448
1449 static route_extended_t floyd_get_route(routing_component_t rc,
1450                                         const char *src, const char *dst);
1451
1452 /* Business methods */
1453 static xbt_dynar_t floyd_get_onelink_routes(routing_component_t rc)
1454 {
1455   xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
1456
1457   routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1458   //size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1459   xbt_dict_cursor_t c1 = NULL, c2 = NULL;
1460   char *k1, *d1, *k2, *d2;
1461   xbt_dict_foreach(routing->generic_routing.to_index, c1, k1, d1) {
1462     xbt_dict_foreach(routing->generic_routing.to_index, c2, k2, d2) {
1463       route_extended_t route = floyd_get_route(rc, k1, k2);
1464       if (route) {
1465         if (xbt_dynar_length(route->generic_route.link_list) == 1) {
1466           void *link =
1467               *(void **) xbt_dynar_get_ptr(route->generic_route.link_list,
1468                                            0);
1469           onelink_t onelink = xbt_new0(s_onelink_t, 1);
1470           onelink->link_ptr = link;
1471           if (routing->generic_routing.hierarchy == SURF_ROUTING_BASE) {
1472             onelink->src = xbt_strdup(k1);
1473             onelink->dst = xbt_strdup(k2);
1474           } else if (routing->generic_routing.hierarchy ==
1475                      SURF_ROUTING_RECURSIVE) {
1476             onelink->src = xbt_strdup(route->src_gateway);
1477             onelink->dst = xbt_strdup(route->dst_gateway);
1478           }
1479           xbt_dynar_push(ret, &onelink);
1480         }
1481       }
1482     }
1483   }
1484   return ret;
1485 }
1486
1487 static route_extended_t floyd_get_route(routing_component_t rc,
1488                                         const char *src, const char *dst)
1489 {
1490   xbt_assert1(rc && src
1491               && dst,
1492               "Invalid params for \"get_route\" function at AS \"%s\"",
1493               rc->name);
1494
1495   /* set utils vars */
1496   routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1497   size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1498
1499   generic_src_dst_check(rc, src, dst);
1500   int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, src);
1501   int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, dst);
1502   xbt_assert2(src_id
1503               && dst_id,
1504               "Ask for route \"from\"(%s)  or \"to\"(%s) no found in the local table",
1505               src, dst);
1506
1507   /* create a result route */
1508   route_extended_t new_e_route = xbt_new0(s_route_extended_t, 1);
1509   new_e_route->generic_route.link_list =
1510       xbt_dynar_new(global_routing->size_of_link, NULL);
1511   new_e_route->src_gateway = NULL;
1512   new_e_route->dst_gateway = NULL;
1513
1514   int first = 1;
1515   int pred = *dst_id;
1516   int prev_pred = 0;
1517   char *gw_src = NULL, *gw_dst =
1518       NULL, *prev_gw_src, *prev_gw_dst, *first_gw = NULL;
1519   unsigned int cpt;
1520   void *link;
1521   xbt_dynar_t links;
1522
1523   do {
1524     prev_pred = pred;
1525     pred = TO_FLOYD_PRED(*src_id, pred);
1526     if (pred == -1)             /* if no pred in route -> no route to host */
1527       break;
1528     xbt_assert2(TO_FLOYD_LINK(pred, prev_pred),
1529                 "Invalid link for the route between \"%s\" or \"%s\"", src,
1530                 dst);
1531
1532     prev_gw_src = gw_src;
1533     prev_gw_dst = gw_dst;
1534
1535     route_extended_t e_route = TO_FLOYD_LINK(pred, prev_pred);
1536     gw_src = e_route->src_gateway;
1537     gw_dst = e_route->dst_gateway;
1538
1539     if (first)
1540       first_gw = gw_dst;
1541
1542     if (rc->hierarchy == SURF_ROUTING_RECURSIVE && !first
1543         && strcmp(gw_dst, prev_gw_src)) {
1544       xbt_dynar_t e_route_as_to_as =
1545           (*(global_routing->get_route)) (gw_dst, prev_gw_src);
1546       xbt_assert2(e_route_as_to_as, "no route between \"%s\" and \"%s\"",
1547                   gw_dst, prev_gw_src);
1548       links = e_route_as_to_as;
1549       int pos = 0;
1550       xbt_dynar_foreach(links, cpt, link) {
1551         xbt_dynar_insert_at(new_e_route->generic_route.link_list, pos,
1552                             &link);
1553         pos++;
1554       }
1555     }
1556
1557     links = e_route->generic_route.link_list;
1558     xbt_dynar_foreach(links, cpt, link) {
1559       xbt_dynar_unshift(new_e_route->generic_route.link_list, &link);
1560     }
1561     first = 0;
1562
1563   } while (pred != *src_id);
1564   xbt_assert4(pred != -1, "no route from host %d to %d (\"%s\" to \"%s\")",
1565               *src_id, *dst_id, src, dst);
1566
1567   if (rc->hierarchy == SURF_ROUTING_RECURSIVE) {
1568     new_e_route->src_gateway = xbt_strdup(gw_src);
1569     new_e_route->dst_gateway = xbt_strdup(first_gw);
1570   }
1571
1572   return new_e_route;
1573 }
1574
1575 static void floyd_finalize(routing_component_t rc)
1576 {
1577   routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1578   int i, j;
1579   size_t table_size;
1580   if (routing) {
1581     table_size = xbt_dict_length(routing->generic_routing.to_index);
1582     /* Delete link_table */
1583     for (i = 0; i < table_size; i++)
1584       for (j = 0; j < table_size; j++)
1585         generic_free_extended_route(TO_FLOYD_LINK(i, j));
1586     xbt_free(routing->link_table);
1587     /* Delete bypass dict */
1588     xbt_dict_free(&routing->generic_routing.bypassRoutes);
1589     /* Delete index dict */
1590     xbt_dict_free(&(routing->generic_routing.to_index));
1591     /* Delete dictionary index dict, predecessor and links table */
1592     xbt_free(routing->predecessor_table);
1593     /* Delete structure */
1594     xbt_free(rc);
1595   }
1596 }
1597
1598 static void *model_floyd_create(void)
1599 {
1600   routing_component_floyd_t new_component =
1601       xbt_new0(s_routing_component_floyd_t, 1);
1602   new_component->generic_routing.set_processing_unit =
1603       generic_set_processing_unit;
1604   new_component->generic_routing.set_autonomous_system =
1605       generic_set_autonomous_system;
1606   new_component->generic_routing.set_route = model_floyd_set_route;
1607   new_component->generic_routing.set_ASroute = model_floyd_set_route;
1608   new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
1609   new_component->generic_routing.get_route = floyd_get_route;
1610   new_component->generic_routing.get_latency = generic_get_link_latency;
1611   new_component->generic_routing.get_onelink_routes =
1612       floyd_get_onelink_routes;
1613   new_component->generic_routing.get_bypass_route =
1614       generic_get_bypassroute;
1615   new_component->generic_routing.finalize = floyd_finalize;
1616   new_component->generic_routing.to_index = xbt_dict_new();
1617   new_component->generic_routing.bypassRoutes = xbt_dict_new();
1618   new_component->generic_routing.get_network_element_type = get_network_element_type;
1619   return new_component;
1620 }
1621
1622 static void model_floyd_load(void)
1623 {
1624   /* use "surfxml_add_callback" to add a parse function call */
1625 }
1626
1627 static void model_floyd_unload(void)
1628 {
1629   /* use "surfxml_del_callback" to remove a parse function call */
1630 }
1631
1632 static void model_floyd_end(void)
1633 {
1634
1635         routing_component_floyd_t routing =
1636           ((routing_component_floyd_t) current_routing);
1637
1638         unsigned int i, j, a, b, c;
1639
1640         /* set the size of table routing */
1641         size_t table_size = xbt_dict_length(routing->generic_routing.to_index);
1642
1643         if(!routing->link_table)
1644         {
1645                 /* Create Cost, Predecessor and Link tables */
1646                 routing->cost_table = xbt_new0(double, table_size * table_size);       /* link cost from host to host */
1647                 routing->predecessor_table = xbt_new0(int, table_size * table_size);  /* predecessor host numbers */
1648                 routing->link_table = xbt_new0(route_extended_t, table_size * table_size);    /* actual link between src and dst */
1649
1650                 /* Initialize costs and predecessors */
1651                 for (i = 0; i < table_size; i++)
1652                 for (j = 0; j < table_size; j++) {
1653                   TO_FLOYD_COST(i, j) = DBL_MAX;
1654                   TO_FLOYD_PRED(i, j) = -1;
1655                   TO_FLOYD_LINK(i, j) = NULL;       /* fixed, missing in the previous version */
1656                 }
1657         }
1658
1659         /* Add the loopback if needed */
1660         if (current_routing->hierarchy == SURF_ROUTING_BASE) {
1661                 for (i = 0; i < table_size; i++) {
1662                   route_extended_t e_route = TO_FLOYD_LINK(i, i);
1663                   if (!e_route) {
1664                         e_route = xbt_new0(s_route_extended_t, 1);
1665                         e_route->src_gateway = NULL;
1666                         e_route->dst_gateway = NULL;
1667                         e_route->generic_route.link_list =
1668                                 xbt_dynar_new(global_routing->size_of_link, NULL);
1669                         xbt_dynar_push(e_route->generic_route.link_list,
1670                                                    &global_routing->loopback);
1671                         TO_FLOYD_LINK(i, i) = e_route;
1672                         TO_FLOYD_PRED(i, i) = i;
1673                         TO_FLOYD_COST(i, i) = 1;
1674                   }
1675                 }
1676         }
1677         /* Calculate path costs */
1678         for (c = 0; c < table_size; c++) {
1679                 for (a = 0; a < table_size; a++) {
1680                   for (b = 0; b < table_size; b++) {
1681                         if (TO_FLOYD_COST(a, c) < DBL_MAX && TO_FLOYD_COST(c, b) < DBL_MAX) {
1682                           if (TO_FLOYD_COST(a, b) == DBL_MAX ||
1683                                   (TO_FLOYD_COST(a, c) + TO_FLOYD_COST(c, b) <
1684                                    TO_FLOYD_COST(a, b))) {
1685                                 TO_FLOYD_COST(a, b) =
1686                                         TO_FLOYD_COST(a, c) + TO_FLOYD_COST(c, b);
1687                                 TO_FLOYD_PRED(a, b) = TO_FLOYD_PRED(c, b);
1688                           }
1689                         }
1690                   }
1691                 }
1692         }
1693 }
1694
1695 static void model_floyd_set_route(routing_component_t rc, const char *src,
1696         const char *dst, name_route_extended_t route)
1697 {
1698         routing_component_floyd_t routing = (routing_component_floyd_t) rc;
1699
1700         /* set the size of table routing */
1701         size_t table_size = xbt_dict_length(rc->to_index);
1702         int *src_id, *dst_id;
1703         int i,j;
1704
1705         src_id = xbt_dict_get_or_null(rc->to_index, src);
1706         dst_id = xbt_dict_get_or_null(rc->to_index, dst);
1707
1708         if(!routing->link_table)
1709         {
1710                 /* Create Cost, Predecessor and Link tables */
1711                 routing->cost_table = xbt_new0(double, table_size * table_size);       /* link cost from host to host */
1712                 routing->predecessor_table = xbt_new0(int, table_size * table_size);  /* predecessor host numbers */
1713                 routing->link_table = xbt_new0(route_extended_t, table_size * table_size);    /* actual link between src and dst */
1714
1715                 /* Initialize costs and predecessors */
1716                 for (i = 0; i < table_size; i++)
1717                 for (j = 0; j < table_size; j++) {
1718                   TO_FLOYD_COST(i, j) = DBL_MAX;
1719                   TO_FLOYD_PRED(i, j) = -1;
1720                   TO_FLOYD_LINK(i, j) = NULL;       /* fixed, missing in the previous version */
1721                 }
1722         }
1723
1724         if(TO_FLOYD_LINK(*src_id, *dst_id))
1725         {
1726                 if(!route->dst_gateway && !route->src_gateway)
1727                         XBT_DEBUG("See Route from \"%s\" to \"%s\"", src, dst);
1728                 else
1729                         XBT_DEBUG("See ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
1730                                  route->src_gateway, dst, route->dst_gateway);
1731                 char * link_name;
1732                 unsigned int cpt;
1733                 xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1734                 xbt_dynar_foreach(route->generic_route.link_list,cpt,link_name)
1735                 {
1736                         void *link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
1737                         xbt_assert1(link,"Link : '%s' doesn't exists.",link_name);
1738                         xbt_dynar_push(link_route_to_test,&link);
1739                 }
1740                 xbt_assert2(!xbt_dynar_compare(
1741                           (void*)TO_FLOYD_LINK(*src_id, *dst_id)->generic_route.link_list,
1742                           (void*)link_route_to_test,
1743                           (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1744                           "The route between \"%s\" and \"%s\" already exists", src,dst);
1745                 xbt_free(link_route_to_test);
1746         }
1747         else
1748         {
1749                 if(!route->dst_gateway && !route->src_gateway)
1750                   XBT_DEBUG("Load Route from \"%s\" to \"%s\"", src, dst);
1751                 else
1752                   XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
1753                                  route->src_gateway, dst, route->dst_gateway);
1754
1755             TO_FLOYD_LINK(*src_id, *dst_id) =
1756                         generic_new_extended_route(rc->hierarchy, route, 1);
1757             TO_FLOYD_PRED(*src_id, *dst_id) = *src_id;
1758             TO_FLOYD_COST(*src_id, *dst_id) =
1759                         ((TO_FLOYD_LINK(*src_id, *dst_id))->generic_route.link_list)->used;   /* count of links, old model assume 1 */
1760         }
1761
1762         if( A_surfxml_route_symmetrical == A_surfxml_route_symmetrical_YES
1763                 || A_surfxml_ASroute_symmetrical == A_surfxml_ASroute_symmetrical_YES )
1764         {
1765                 if(TO_FLOYD_LINK(*dst_id, *src_id))
1766                 {
1767                         if(!route->dst_gateway && !route->src_gateway)
1768                           XBT_DEBUG("See Route from \"%s\" to \"%s\"", dst, src);
1769                         else
1770                           XBT_DEBUG("See ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
1771                                          route->src_gateway, src, route->dst_gateway);
1772                         char * link_name;
1773                         unsigned int i;
1774                         xbt_dynar_t link_route_to_test = xbt_dynar_new(global_routing->size_of_link, NULL);
1775                         for(i=xbt_dynar_length(route->generic_route.link_list) ;i>0 ;i--)
1776                         {
1777                                 link_name = xbt_dynar_get_as(route->generic_route.link_list,i-1,void *);
1778                                 void *link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
1779                                 xbt_assert1(link,"Link : '%s' doesn't exists.",link_name);
1780                                 xbt_dynar_push(link_route_to_test,&link);
1781                         }
1782                         xbt_assert2(!xbt_dynar_compare(
1783                                   (void*)TO_FLOYD_LINK(*dst_id, *src_id)->generic_route.link_list,
1784                               (void*)link_route_to_test,
1785                                   (int_f_cpvoid_cpvoid_t) surf_pointer_resource_cmp),
1786                                   "The route between \"%s\" and \"%s\" already exists", src,dst);
1787                         xbt_free(link_route_to_test);
1788                 }
1789                 else
1790                 {
1791                         if(route->dst_gateway && route->src_gateway)
1792                         {
1793                           char *gw_src = xbt_strdup(route->src_gateway);
1794                           char *gw_dst = xbt_strdup(route->dst_gateway);
1795                           route->src_gateway = gw_dst;
1796                           route->dst_gateway = gw_src;
1797                         }
1798
1799                         if(!route->dst_gateway && !route->src_gateway)
1800                           XBT_DEBUG("Load Route from \"%s\" to \"%s\"", dst, src);
1801                         else
1802                           XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
1803                                          route->src_gateway, src, route->dst_gateway);
1804
1805                     TO_FLOYD_LINK(*dst_id, *src_id) =
1806                                 generic_new_extended_route(rc->hierarchy, route, 0);
1807                     TO_FLOYD_PRED(*dst_id, *src_id) = *dst_id;
1808                     TO_FLOYD_COST(*dst_id, *src_id) =
1809                                 ((TO_FLOYD_LINK(*dst_id, *src_id))->generic_route.link_list)->used;   /* count of links, old model assume 1 */
1810                 }
1811         }
1812 }
1813
1814 /* ************************************************************************** */
1815 /* ********** Dijkstra & Dijkstra Cached ROUTING **************************** */
1816
1817 typedef struct {
1818   s_routing_component_t generic_routing;
1819   xbt_graph_t route_graph;      /* xbt_graph */
1820   xbt_dict_t graph_node_map;    /* map */
1821   xbt_dict_t route_cache;       /* use in cache mode */
1822   int cached;
1823 } s_routing_component_dijkstra_t, *routing_component_dijkstra_t;
1824
1825
1826 typedef struct graph_node_data {
1827   int id;
1828   int graph_id;                 /* used for caching internal graph id's */
1829 } s_graph_node_data_t, *graph_node_data_t;
1830
1831 typedef struct graph_node_map_element {
1832   xbt_node_t node;
1833 } s_graph_node_map_element_t, *graph_node_map_element_t;
1834
1835 typedef struct route_cache_element {
1836   int *pred_arr;
1837   int size;
1838 } s_route_cache_element_t, *route_cache_element_t;
1839
1840 /* Free functions */
1841
1842 static void route_cache_elem_free(void *e)
1843 {
1844   route_cache_element_t elm = (route_cache_element_t) e;
1845   if (elm) {
1846     xbt_free(elm->pred_arr);
1847     xbt_free(elm);
1848   }
1849 }
1850
1851 static void graph_node_map_elem_free(void *e)
1852 {
1853   graph_node_map_element_t elm = (graph_node_map_element_t) e;
1854   if (elm) {
1855     xbt_free(elm);
1856   }
1857 }
1858
1859 static void graph_edge_data_free(void *e)
1860 {
1861   route_extended_t e_route = (route_extended_t) e;
1862   if (e_route) {
1863     xbt_dynar_free(&(e_route->generic_route.link_list));
1864     if (e_route->src_gateway)
1865       xbt_free(e_route->src_gateway);
1866     if (e_route->dst_gateway)
1867       xbt_free(e_route->dst_gateway);
1868     xbt_free(e_route);
1869   }
1870 }
1871
1872 /* Utility functions */
1873
1874 static xbt_node_t route_graph_new_node(routing_component_dijkstra_t rc,
1875                                        int id, int graph_id)
1876 {
1877   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1878   xbt_node_t node = NULL;
1879   graph_node_data_t data = NULL;
1880   graph_node_map_element_t elm = NULL;
1881
1882   data = xbt_new0(struct graph_node_data, 1);
1883   data->id = id;
1884   data->graph_id = graph_id;
1885   node = xbt_graph_new_node(routing->route_graph, data);
1886
1887   elm = xbt_new0(struct graph_node_map_element, 1);
1888   elm->node = node;
1889   xbt_dict_set_ext(routing->graph_node_map, (char *) (&id), sizeof(int),
1890                    (xbt_set_elm_t) elm, &graph_node_map_elem_free);
1891
1892   return node;
1893 }
1894
1895 static graph_node_map_element_t
1896 graph_node_map_search(routing_component_dijkstra_t rc, int id)
1897 {
1898   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1899   graph_node_map_element_t elm = (graph_node_map_element_t)
1900       xbt_dict_get_or_null_ext(routing->graph_node_map,
1901                                (char *) (&id),
1902                                sizeof(int));
1903   return elm;
1904 }
1905
1906 /* Parsing */
1907
1908 static void route_new_dijkstra(routing_component_dijkstra_t rc, int src_id,
1909                                int dst_id, route_extended_t e_route)
1910 {
1911   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1912   XBT_DEBUG("Load Route from \"%d\" to \"%d\"", src_id, dst_id);
1913   xbt_node_t src = NULL;
1914   xbt_node_t dst = NULL;
1915
1916   graph_node_map_element_t src_elm = (graph_node_map_element_t)
1917       xbt_dict_get_or_null_ext(routing->graph_node_map,
1918                                (char *) (&src_id),
1919                                sizeof(int));
1920   graph_node_map_element_t dst_elm = (graph_node_map_element_t)
1921       xbt_dict_get_or_null_ext(routing->graph_node_map,
1922                                (char *) (&dst_id),
1923                                sizeof(int));
1924
1925
1926   if (src_elm)
1927     src = src_elm->node;
1928
1929   if (dst_elm)
1930     dst = dst_elm->node;
1931
1932   /* add nodes if they don't exist in the graph */
1933   if (src_id == dst_id && src == NULL && dst == NULL) {
1934     src = route_graph_new_node(rc, src_id, -1);
1935     dst = src;
1936   } else {
1937     if (src == NULL) {
1938       src = route_graph_new_node(rc, src_id, -1);
1939     }
1940     if (dst == NULL) {
1941       dst = route_graph_new_node(rc, dst_id, -1);
1942     }
1943   }
1944
1945   /* add link as edge to graph */
1946   xbt_graph_new_edge(routing->route_graph, src, dst, e_route);
1947 }
1948
1949 static void add_loopback_dijkstra(routing_component_dijkstra_t rc)
1950 {
1951   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
1952
1953   xbt_dynar_t nodes = xbt_graph_get_nodes(routing->route_graph);
1954
1955   xbt_node_t node = NULL;
1956   unsigned int cursor2;
1957   xbt_dynar_foreach(nodes, cursor2, node) {
1958     xbt_dynar_t out_edges = xbt_graph_node_get_outedges(node);
1959     xbt_edge_t edge = NULL;
1960     unsigned int cursor;
1961
1962     int found = 0;
1963     xbt_dynar_foreach(out_edges, cursor, edge) {
1964       xbt_node_t other_node = xbt_graph_edge_get_target(edge);
1965       if (other_node == node) {
1966         found = 1;
1967         break;
1968       }
1969     }
1970
1971     if (!found) {
1972       route_extended_t e_route = xbt_new0(s_route_extended_t, 1);
1973       e_route->src_gateway = NULL;
1974       e_route->dst_gateway = NULL;
1975       e_route->generic_route.link_list =
1976           xbt_dynar_new(global_routing->size_of_link, NULL);
1977       xbt_dynar_push(e_route->generic_route.link_list,
1978                      &global_routing->loopback);
1979       xbt_graph_new_edge(routing->route_graph, node, node, e_route);
1980     }
1981   }
1982 }
1983
1984 /* Business methods */
1985 static xbt_dynar_t dijkstra_get_onelink_routes(routing_component_t rc)
1986 {
1987   xbt_die("\"dijkstra_get_onelink_routes\" function not implemented yet");
1988 }
1989
1990 static route_extended_t dijkstra_get_route(routing_component_t rc,
1991                                            const char *src,
1992                                            const char *dst)
1993 {
1994   xbt_assert1(rc && src
1995               && dst,
1996               "Invalid params for \"get_route\" function at AS \"%s\"",
1997               rc->name);
1998
1999   /* set utils vars */
2000   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
2001
2002   generic_src_dst_check(rc, src, dst);
2003   int *src_id = xbt_dict_get_or_null(routing->generic_routing.to_index, src);
2004   int *dst_id = xbt_dict_get_or_null(routing->generic_routing.to_index, dst);
2005   xbt_assert2(src_id
2006               && dst_id,
2007               "Ask for route \"from\"(%s)  or \"to\"(%s) no found in the local table",
2008               src, dst);
2009
2010   /* create a result route */
2011   route_extended_t new_e_route = xbt_new0(s_route_extended_t, 1);
2012   new_e_route->generic_route.link_list =
2013       xbt_dynar_new(global_routing->size_of_link, NULL);
2014   new_e_route->src_gateway = NULL;
2015   new_e_route->dst_gateway = NULL;
2016
2017   int *pred_arr = NULL;
2018   int src_node_id = 0;
2019   int dst_node_id = 0;
2020   int *nodeid = NULL;
2021   int v;
2022   route_extended_t e_route;
2023   int size = 0;
2024   unsigned int cpt;
2025   void *link;
2026   xbt_dynar_t links = NULL;
2027   route_cache_element_t elm = NULL;
2028   xbt_dynar_t nodes = xbt_graph_get_nodes(routing->route_graph);
2029
2030   /* Use the graph_node id mapping set to quickly find the nodes */
2031   graph_node_map_element_t src_elm =
2032       graph_node_map_search(routing, *src_id);
2033   graph_node_map_element_t dst_elm =
2034       graph_node_map_search(routing, *dst_id);
2035   xbt_assert2(src_elm != NULL
2036               && dst_elm != NULL, "src %d or dst %d does not exist",
2037               *src_id, *dst_id);
2038   src_node_id = ((graph_node_data_t)
2039                  xbt_graph_node_get_data(src_elm->node))->graph_id;
2040   dst_node_id = ((graph_node_data_t)
2041                  xbt_graph_node_get_data(dst_elm->node))->graph_id;
2042
2043   /* if the src and dst are the same *//* fixed, missing in the previous version */
2044   if (src_node_id == dst_node_id) {
2045
2046     xbt_node_t node_s_v = xbt_dynar_get_as(nodes, src_node_id, xbt_node_t);
2047     xbt_node_t node_e_v = xbt_dynar_get_as(nodes, dst_node_id, xbt_node_t);
2048     xbt_edge_t edge =
2049         xbt_graph_get_edge(routing->route_graph, node_s_v, node_e_v);
2050
2051     xbt_assert2(edge != NULL, "no route between host %d and %d", *src_id,
2052                 *dst_id);
2053
2054     e_route = (route_extended_t) xbt_graph_edge_get_data(edge);
2055
2056     links = e_route->generic_route.link_list;
2057     xbt_dynar_foreach(links, cpt, link) {
2058       xbt_dynar_unshift(new_e_route->generic_route.link_list, &link);
2059     }
2060
2061     return new_e_route;
2062   }
2063
2064   if (routing->cached) {
2065     /*check if there is a cached predecessor list avail */
2066     elm = (route_cache_element_t)
2067         xbt_dict_get_or_null_ext(routing->route_cache, (char *) (&src_id),
2068                                  sizeof(int));
2069   }
2070
2071   if (elm) {                    /* cached mode and cache hit */
2072     pred_arr = elm->pred_arr;
2073   } else {                      /* not cached mode or cache miss */
2074     double *cost_arr = NULL;
2075     xbt_heap_t pqueue = NULL;
2076     int i = 0;
2077
2078     int nr_nodes = xbt_dynar_length(nodes);
2079     cost_arr = xbt_new0(double, nr_nodes);      /* link cost from src to other hosts */
2080     pred_arr = xbt_new0(int, nr_nodes); /* predecessors in path from src */
2081     pqueue = xbt_heap_new(nr_nodes, xbt_free);
2082
2083     /* initialize */
2084     cost_arr[src_node_id] = 0.0;
2085
2086     for (i = 0; i < nr_nodes; i++) {
2087       if (i != src_node_id) {
2088         cost_arr[i] = DBL_MAX;
2089       }
2090
2091       pred_arr[i] = 0;
2092
2093       /* initialize priority queue */
2094       nodeid = xbt_new0(int, 1);
2095       *nodeid = i;
2096       xbt_heap_push(pqueue, nodeid, cost_arr[i]);
2097
2098     }
2099
2100     /* apply dijkstra using the indexes from the graph's node array */
2101     while (xbt_heap_size(pqueue) > 0) {
2102       int *v_id = xbt_heap_pop(pqueue);
2103       xbt_node_t v_node = xbt_dynar_get_as(nodes, *v_id, xbt_node_t);
2104       xbt_dynar_t out_edges = xbt_graph_node_get_outedges(v_node);
2105       xbt_edge_t edge = NULL;
2106       unsigned int cursor;
2107
2108       xbt_dynar_foreach(out_edges, cursor, edge) {
2109         xbt_node_t u_node = xbt_graph_edge_get_target(edge);
2110         graph_node_data_t data = xbt_graph_node_get_data(u_node);
2111         int u_id = data->graph_id;
2112         route_extended_t tmp_e_route =
2113             (route_extended_t) xbt_graph_edge_get_data(edge);
2114         int cost_v_u = (tmp_e_route->generic_route.link_list)->used;    /* count of links, old model assume 1 */
2115
2116         if (cost_v_u + cost_arr[*v_id] < cost_arr[u_id]) {
2117           pred_arr[u_id] = *v_id;
2118           cost_arr[u_id] = cost_v_u + cost_arr[*v_id];
2119           nodeid = xbt_new0(int, 1);
2120           *nodeid = u_id;
2121           xbt_heap_push(pqueue, nodeid, cost_arr[u_id]);
2122         }
2123       }
2124
2125       /* free item popped from pqueue */
2126       xbt_free(v_id);
2127     }
2128
2129     xbt_free(cost_arr);
2130     xbt_heap_free(pqueue);
2131   }
2132
2133   /* compose route path with links */
2134   char *gw_src = NULL, *gw_dst =
2135       NULL, *prev_gw_src, *prev_gw_dst, *first_gw = NULL;
2136
2137   for (v = dst_node_id; v != src_node_id; v = pred_arr[v]) {
2138     xbt_node_t node_pred_v =
2139         xbt_dynar_get_as(nodes, pred_arr[v], xbt_node_t);
2140     xbt_node_t node_v = xbt_dynar_get_as(nodes, v, xbt_node_t);
2141     xbt_edge_t edge =
2142         xbt_graph_get_edge(routing->route_graph, node_pred_v, node_v);
2143
2144     xbt_assert2(edge != NULL, "no route between host %d and %d", *src_id,
2145                 *dst_id);
2146
2147     prev_gw_src = gw_src;
2148     prev_gw_dst = gw_dst;
2149
2150     e_route = (route_extended_t) xbt_graph_edge_get_data(edge);
2151     gw_src = e_route->src_gateway;
2152     gw_dst = e_route->dst_gateway;
2153
2154     if (v == dst_node_id)
2155       first_gw = gw_dst;
2156
2157     if (rc->hierarchy == SURF_ROUTING_RECURSIVE && v != dst_node_id
2158         && strcmp(gw_dst, prev_gw_src)) {
2159       xbt_dynar_t e_route_as_to_as =
2160           (*(global_routing->get_route)) (gw_dst, prev_gw_src);
2161       xbt_assert2(e_route_as_to_as, "no route between \"%s\" and \"%s\"",
2162                   gw_dst, prev_gw_src);
2163       links = e_route_as_to_as;
2164       int pos = 0;
2165       xbt_dynar_foreach(links, cpt, link) {
2166         xbt_dynar_insert_at(new_e_route->generic_route.link_list, pos,
2167                             &link);
2168         pos++;
2169       }
2170     }
2171
2172     links = e_route->generic_route.link_list;
2173     xbt_dynar_foreach(links, cpt, link) {
2174       xbt_dynar_unshift(new_e_route->generic_route.link_list, &link);
2175     }
2176     size++;
2177   }
2178
2179   if (rc->hierarchy == SURF_ROUTING_RECURSIVE) {
2180     new_e_route->src_gateway = xbt_strdup(gw_src);
2181     new_e_route->dst_gateway = xbt_strdup(first_gw);
2182   }
2183
2184   if (routing->cached && elm == NULL) {
2185     /* add to predecessor list of the current src-host to cache */
2186     elm = xbt_new0(struct route_cache_element, 1);
2187     elm->pred_arr = pred_arr;
2188     elm->size = size;
2189     xbt_dict_set_ext(routing->route_cache, (char *) (&src_id), sizeof(int),
2190                      (xbt_set_elm_t) elm, &route_cache_elem_free);
2191   }
2192
2193   if (!routing->cached)
2194     xbt_free(pred_arr);
2195
2196   return new_e_route;
2197 }
2198
2199 static void dijkstra_finalize(routing_component_t rc)
2200 {
2201   routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
2202
2203   if (routing) {
2204     xbt_graph_free_graph(routing->route_graph, &xbt_free,
2205                          &graph_edge_data_free, &xbt_free);
2206     xbt_dict_free(&routing->graph_node_map);
2207     if (routing->cached)
2208       xbt_dict_free(&routing->route_cache);
2209     /* Delete bypass dict */
2210     xbt_dict_free(&routing->generic_routing.bypassRoutes);
2211     /* Delete index dict */
2212     xbt_dict_free(&(routing->generic_routing.to_index));
2213     /* Delete structure */
2214     xbt_free(routing);
2215   }
2216 }
2217
2218 /* Creation routing model functions */
2219
2220 static void *model_dijkstra_both_create(int cached)
2221 {
2222   routing_component_dijkstra_t new_component =
2223       xbt_new0(s_routing_component_dijkstra_t, 1);
2224   new_component->generic_routing.set_processing_unit =
2225       generic_set_processing_unit;
2226   new_component->generic_routing.set_autonomous_system =
2227       generic_set_autonomous_system;
2228   new_component->generic_routing.set_route = model_dijkstra_both_set_route;
2229   new_component->generic_routing.set_ASroute = model_dijkstra_both_set_route; //TODO
2230   new_component->generic_routing.set_bypassroute = generic_set_bypassroute;
2231   new_component->generic_routing.get_route = dijkstra_get_route;
2232   new_component->generic_routing.get_latency = generic_get_link_latency;
2233   new_component->generic_routing.get_onelink_routes =
2234       dijkstra_get_onelink_routes;
2235   new_component->generic_routing.get_bypass_route =
2236       generic_get_bypassroute;
2237   new_component->generic_routing.finalize = dijkstra_finalize;
2238   new_component->cached = cached;
2239   new_component->generic_routing.to_index = xbt_dict_new();
2240   new_component->generic_routing.bypassRoutes = xbt_dict_new();
2241   new_component->generic_routing.get_network_element_type = get_network_element_type;
2242   return new_component;
2243 }
2244
2245 static void *model_dijkstra_create(void)
2246 {
2247   return model_dijkstra_both_create(0);
2248 }
2249
2250 static void *model_dijkstracache_create(void)
2251 {
2252   return model_dijkstra_both_create(1);
2253 }
2254
2255 static void model_dijkstra_both_load(void)
2256 {
2257   /* use "surfxml_add_callback" to add a parse function call */
2258 }
2259
2260 static void model_dijkstra_both_unload(void)
2261 {
2262   /* use "surfxml_del_callback" to remove a parse function call */
2263 }
2264
2265 static void model_dijkstra_both_end(void)
2266 {
2267   routing_component_dijkstra_t routing =
2268       (routing_component_dijkstra_t) current_routing;
2269
2270   xbt_node_t node = NULL;
2271   unsigned int cursor2;
2272   xbt_dynar_t nodes = NULL;
2273
2274   /* Create the topology graph */
2275   if(!routing->route_graph)
2276   routing->route_graph = xbt_graph_new_graph(1, NULL);
2277   if(!routing->graph_node_map)
2278   routing->graph_node_map = xbt_dict_new();
2279
2280   if (routing->cached && !routing->route_cache)
2281   routing->route_cache = xbt_dict_new();
2282
2283   /* Add the loopback if needed */
2284   if (current_routing->hierarchy == SURF_ROUTING_BASE)
2285     add_loopback_dijkstra(routing);
2286
2287   /* initialize graph indexes in nodes after graph has been built */
2288   nodes = xbt_graph_get_nodes(routing->route_graph);
2289
2290   xbt_dynar_foreach(nodes, cursor2, node) {
2291     graph_node_data_t data = xbt_graph_node_get_data(node);
2292     data->graph_id = cursor2;
2293   }
2294
2295 }
2296 static void model_dijkstra_both_set_route (routing_component_t rc, const char *src,
2297                      const char *dst, name_route_extended_t route)
2298 {
2299         routing_component_dijkstra_t routing = (routing_component_dijkstra_t) rc;
2300         int *src_id, *dst_id;
2301         src_id = xbt_dict_get_or_null(rc->to_index, src);
2302         dst_id = xbt_dict_get_or_null(rc->to_index, dst);
2303
2304     /* Create the topology graph */
2305         if(!routing->route_graph)
2306         routing->route_graph = xbt_graph_new_graph(1, NULL);
2307         if(!routing->graph_node_map)
2308         routing->graph_node_map = xbt_dict_new();
2309
2310         if (routing->cached && !routing->route_cache)
2311         routing->route_cache = xbt_dict_new();
2312
2313         if( A_surfxml_route_symmetrical == A_surfxml_route_symmetrical_YES
2314                 || A_surfxml_ASroute_symmetrical == A_surfxml_ASroute_symmetrical_YES )
2315                 xbt_die("Route symmetrical not supported on model dijkstra");
2316
2317         if(!route->dst_gateway && !route->src_gateway)
2318           XBT_DEBUG("Load Route from \"%s\" to \"%s\"", src, dst);
2319         else
2320           XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
2321                          route->src_gateway, dst, route->dst_gateway);
2322
2323         route_extended_t e_route =
2324                 generic_new_extended_route(current_routing->hierarchy, route, 1);
2325         route_new_dijkstra(routing, *src_id, *dst_id, e_route);
2326 }
2327
2328 #ifdef HAVE_PCRE_LIB
2329 /* ************************************************** */
2330 /* ************** RULE-BASED ROUTING **************** */
2331
2332 /* Routing model structure */
2333
2334 typedef struct {
2335   s_routing_component_t generic_routing;
2336   xbt_dict_t dict_processing_units;
2337   xbt_dict_t dict_autonomous_systems;
2338   xbt_dynar_t list_route;
2339   xbt_dynar_t list_ASroute;
2340 } s_routing_component_rulebased_t, *routing_component_rulebased_t;
2341
2342 typedef struct s_rule_route s_rule_route_t, *rule_route_t;
2343 typedef struct s_rule_route_extended s_rule_route_extended_t,
2344     *rule_route_extended_t;
2345
2346 struct s_rule_route {
2347   xbt_dynar_t re_str_link;      // dynar of char*
2348   pcre *re_src;
2349   pcre *re_dst;
2350 };
2351
2352 struct s_rule_route_extended {
2353   s_rule_route_t generic_rule_route;
2354   char *re_src_gateway;
2355   char *re_dst_gateway;
2356 };
2357
2358 static void rule_route_free(void *e)
2359 {
2360   rule_route_t *elem = (rule_route_t *) (e);
2361   if (*elem) {
2362     xbt_dynar_free(&(*elem)->re_str_link);
2363     pcre_free((*elem)->re_src);
2364     pcre_free((*elem)->re_dst);
2365     xbt_free(*elem);
2366   }
2367   *elem = NULL;
2368 }
2369
2370 static void rule_route_extended_free(void *e)
2371 {
2372   rule_route_extended_t *elem = (rule_route_extended_t *) e;
2373   if (*elem) {
2374     xbt_dynar_free(&(*elem)->generic_rule_route.re_str_link);
2375     pcre_free((*elem)->generic_rule_route.re_src);
2376     pcre_free((*elem)->generic_rule_route.re_dst);
2377     xbt_free((*elem)->re_src_gateway);
2378     xbt_free((*elem)->re_dst_gateway);
2379     xbt_free(*elem);
2380   }
2381 }
2382
2383 /* Parse routing model functions */
2384
2385 static void model_rulebased_set_processing_unit(routing_component_t rc,
2386                                                 const char *name)
2387 {
2388   routing_component_rulebased_t routing =
2389       (routing_component_rulebased_t) rc;
2390   xbt_dict_set(routing->dict_processing_units, name, (void *) (-1), NULL);
2391 }
2392
2393 static void model_rulebased_set_autonomous_system(routing_component_t rc,
2394                                                   const char *name)
2395 {
2396   routing_component_rulebased_t routing =
2397       (routing_component_rulebased_t) rc;
2398   xbt_dict_set(routing->dict_autonomous_systems, name, (void *) (-1),
2399                NULL);
2400 }
2401
2402 static void model_rulebased_set_route(routing_component_t rc,
2403                                       const char *src, const char *dst,
2404                                       name_route_extended_t route)
2405 {
2406   routing_component_rulebased_t routing =
2407       (routing_component_rulebased_t) rc;
2408   rule_route_t ruleroute = xbt_new0(s_rule_route_t, 1);
2409   const char *error;
2410   int erroffset;
2411   ruleroute->re_src = pcre_compile(src, 0, &error, &erroffset, NULL);
2412   xbt_assert3(ruleroute->re_src,
2413               "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2414               erroffset, src, error);
2415   ruleroute->re_dst = pcre_compile(dst, 0, &error, &erroffset, NULL);
2416   xbt_assert3(ruleroute->re_src,
2417               "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2418               erroffset, dst, error);
2419   ruleroute->re_str_link = route->generic_route.link_list;
2420   xbt_dynar_push(routing->list_route, &ruleroute);
2421   xbt_free(route);
2422 }
2423
2424 static void model_rulebased_set_ASroute(routing_component_t rc,
2425                                         const char *src, const char *dst,
2426                                         name_route_extended_t route)
2427 {
2428   routing_component_rulebased_t routing =
2429       (routing_component_rulebased_t) rc;
2430   rule_route_extended_t ruleroute_e = xbt_new0(s_rule_route_extended_t, 1);
2431   const char *error;
2432   int erroffset;
2433   ruleroute_e->generic_rule_route.re_src =
2434       pcre_compile(src, 0, &error, &erroffset, NULL);
2435   xbt_assert3(ruleroute_e->generic_rule_route.re_src,
2436               "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2437               erroffset, src, error);
2438   ruleroute_e->generic_rule_route.re_dst =
2439       pcre_compile(dst, 0, &error, &erroffset, NULL);
2440   xbt_assert3(ruleroute_e->generic_rule_route.re_src,
2441               "PCRE compilation failed at offset %d (\"%s\"): %s\n",
2442               erroffset, dst, error);
2443   ruleroute_e->generic_rule_route.re_str_link =
2444       route->generic_route.link_list;
2445   ruleroute_e->re_src_gateway = route->src_gateway;
2446   ruleroute_e->re_dst_gateway = route->dst_gateway;
2447   xbt_dynar_push(routing->list_ASroute, &ruleroute_e);
2448 //  xbt_free(route->src_gateway);
2449 //  xbt_free(route->dst_gateway);
2450   xbt_free(route);
2451 }
2452
2453 static void model_rulebased_set_bypassroute(routing_component_t rc,
2454                                             const char *src,
2455                                             const char *dst,
2456                                             route_extended_t e_route)
2457 {
2458   xbt_die("bypass routing not supported for Route-Based model");
2459 }
2460
2461 #define BUFFER_SIZE 4096        /* result buffer size */
2462 #define OVECCOUNT 30            /* should be a multiple of 3 */
2463
2464 static char *remplace(char *value, const char **src_list, int src_size,
2465                       const char **dst_list, int dst_size)
2466 {
2467
2468   char result_result[BUFFER_SIZE];
2469   int i_result_buffer;
2470   int value_length = (int) strlen(value);
2471   int number = 0;
2472
2473   int i = 0;
2474   i_result_buffer = 0;
2475   do {
2476     if (value[i] == '$') {
2477       i++;                      // skip $
2478
2479       // find the number
2480       int number_length = 0;
2481       while ('0' <= value[i + number_length]
2482              && value[i + number_length] <= '9') {
2483         number_length++;
2484       }
2485       xbt_assert2(number_length != 0,
2486                   "bad string parameter, no number indication, at offset: %d (\"%s\")",
2487                   i, value);
2488
2489       // solve number
2490       number = atoi(value + i);
2491       i = i + number_length;
2492       xbt_assert2(i + 2 < value_length,
2493                   "bad string parameter, too few chars, at offset: %d (\"%s\")",
2494                   i, value);
2495
2496       // solve the indication
2497       const char **param_list;
2498       int param_size;
2499       if (value[i] == 's' && value[i + 1] == 'r' && value[i + 2] == 'c') {
2500         param_list = src_list;
2501         param_size = src_size;
2502       } else if (value[i] == 'd' && value[i + 1] == 's'
2503                  && value[i + 2] == 't') {
2504         param_list = dst_list;
2505         param_size = dst_size;
2506       } else {
2507         xbt_die("bad string parameter, support only \"src\" and \"dst\", "
2508                 "at offset: %d (\"%s\")", i, value);
2509       }
2510       i = i + 3;
2511
2512       xbt_assert4(param_size >= number,
2513                   "bad string parameter, not enough length param_size, at offset: %d (\"%s\") %d %d",
2514                   i, value, param_size, number);
2515
2516       const char *param = param_list[number];
2517       int size = strlen(param);
2518       int cp;
2519       for (cp = 0; cp < size; cp++) {
2520         result_result[i_result_buffer] = param[cp];
2521         i_result_buffer++;
2522         if (i_result_buffer >= BUFFER_SIZE)
2523           break;
2524       }
2525     } else {
2526       result_result[i_result_buffer] = value[i];
2527       i_result_buffer++;
2528       i++;                      // next char
2529     }
2530
2531   } while (i < value_length && i_result_buffer < BUFFER_SIZE);
2532
2533   xbt_assert2(i_result_buffer < BUFFER_SIZE,
2534               "solving string \"%s\", small buffer size (%d)", value,
2535               BUFFER_SIZE);
2536   result_result[i_result_buffer] = 0;
2537   return xbt_strdup(result_result);
2538 }
2539
2540 static route_extended_t rulebased_get_route(routing_component_t rc,
2541                                             const char *src,
2542                                             const char *dst);
2543 static xbt_dynar_t rulebased_get_onelink_routes(routing_component_t rc)
2544 {
2545   xbt_dynar_t ret = xbt_dynar_new (sizeof(onelink_t), xbt_free);
2546   routing_component_rulebased_t routing = (routing_component_rulebased_t)rc;
2547
2548   xbt_dict_cursor_t c1 = NULL;
2549   char *k1, *d1;
2550
2551   //find router
2552   char *router = NULL;
2553   xbt_dict_foreach(routing->dict_processing_units, c1, k1, d1) {
2554     if (strstr (k1, "router")){
2555       router = k1;
2556     }
2557   }
2558   if (!router){
2559     xbt_die ("rulebased_get_onelink_routes works only if the AS is a cluster, sorry.");
2560   }
2561
2562   xbt_dict_foreach(routing->dict_processing_units, c1, k1, d1) {
2563     route_extended_t route = rulebased_get_route (rc, router, k1);
2564
2565     int number_of_links = xbt_dynar_length(route->generic_route.link_list);
2566     if (number_of_links != 3) {
2567       xbt_die ("rulebased_get_onelink_routes works only if the AS is a cluster, sorry.");
2568     }
2569
2570     void *link_ptr;
2571     xbt_dynar_get_cpy (route->generic_route.link_list, 2, &link_ptr);
2572     onelink_t onelink = xbt_new0 (s_onelink_t, 1);
2573     onelink->src = xbt_strdup (k1);
2574     onelink->dst = xbt_strdup (router);
2575     onelink->link_ptr = link_ptr;
2576     xbt_dynar_push (ret, &onelink);
2577   }
2578   return ret;
2579 }
2580
2581 /* Business methods */
2582 static route_extended_t rulebased_get_route(routing_component_t rc,
2583                                             const char *src,
2584                                             const char *dst)
2585 {
2586   xbt_assert1(rc && src
2587               && dst,
2588               "Invalid params for \"get_route\" function at AS \"%s\"",
2589               rc->name);
2590
2591   /* set utils vars */
2592   routing_component_rulebased_t routing =
2593       (routing_component_rulebased_t) rc;
2594
2595   int are_processing_units=0;
2596   xbt_dynar_t rule_list;
2597   if (xbt_dict_get_or_null(routing->dict_processing_units, src)
2598       && xbt_dict_get_or_null(routing->dict_processing_units, dst)) {
2599     are_processing_units = 1;
2600     rule_list = routing->list_route;
2601   } else if (xbt_dict_get_or_null(routing->dict_autonomous_systems, src)
2602              && xbt_dict_get_or_null(routing->dict_autonomous_systems,
2603                                      dst)) {
2604     are_processing_units = 0;
2605     rule_list = routing->list_ASroute;
2606   } else
2607     xbt_die("Ask for route \"from\"(%s)  or \"to\"(%s) no found in "
2608             "the local table", src, dst);
2609
2610   int rc_src = -1;
2611   int rc_dst = -1;
2612   int src_length = (int) strlen(src);
2613   int dst_length = (int) strlen(dst);
2614
2615   xbt_dynar_t links_list =
2616       xbt_dynar_new(global_routing->size_of_link, NULL);
2617
2618   rule_route_t ruleroute;
2619   unsigned int cpt;
2620   int ovector_src[OVECCOUNT];
2621   int ovector_dst[OVECCOUNT];
2622   const char **list_src = NULL;
2623   const char **list_dst = NULL;
2624   int res;
2625   xbt_dynar_foreach(rule_list, cpt, ruleroute) {
2626     rc_src =
2627         pcre_exec(ruleroute->re_src, NULL, src, src_length, 0, 0,
2628                   ovector_src, OVECCOUNT);
2629     if (rc_src >= 0) {
2630       rc_dst =
2631           pcre_exec(ruleroute->re_dst, NULL, dst, dst_length, 0, 0,
2632                     ovector_dst, OVECCOUNT);
2633       if (rc_dst >= 0) {
2634         res = pcre_get_substring_list(src, ovector_src, rc_src, &list_src);
2635         xbt_assert1(!res, "error solving substring list for src \"%s\"", src);
2636         res = pcre_get_substring_list(dst, ovector_dst, rc_dst, &list_dst);
2637         xbt_assert1(!res, "error solving substring list for src \"%s\"", dst);
2638         char *link_name;
2639         xbt_dynar_foreach(ruleroute->re_str_link, cpt, link_name) {
2640           char *new_link_name =
2641               remplace(link_name, list_src, rc_src, list_dst, rc_dst);
2642           void *link =
2643               xbt_dict_get_or_null(surf_network_model->resource_set,
2644                                    new_link_name);
2645           if (link)
2646             xbt_dynar_push(links_list, &link);
2647           else
2648             THROW1(mismatch_error, 0, "Link %s not found", new_link_name);
2649           xbt_free(new_link_name);
2650         }
2651       }
2652     }
2653     if (rc_src >= 0 && rc_dst >= 0)
2654       break;
2655   }
2656
2657   route_extended_t new_e_route = NULL;
2658   if (rc_src >= 0 && rc_dst >= 0) {
2659     new_e_route = xbt_new0(s_route_extended_t, 1);
2660     new_e_route->generic_route.link_list = links_list;
2661   } else if (!strcmp(src, dst) && are_processing_units) {
2662     new_e_route = xbt_new0(s_route_extended_t, 1);
2663     xbt_dynar_push(links_list, &(global_routing->loopback));
2664     new_e_route->generic_route.link_list = links_list;
2665   } else {
2666     xbt_dynar_free(&link_list);
2667   }
2668
2669   if (!are_processing_units && new_e_route) {
2670     rule_route_extended_t ruleroute_extended =
2671         (rule_route_extended_t) ruleroute;
2672     new_e_route->src_gateway =
2673         remplace(ruleroute_extended->re_src_gateway, list_src, rc_src,
2674                  list_dst, rc_dst);
2675     new_e_route->dst_gateway =
2676         remplace(ruleroute_extended->re_dst_gateway, list_src, rc_src,
2677                  list_dst, rc_dst);
2678   }
2679
2680   if (list_src)
2681     pcre_free_substring_list(list_src);
2682   if (list_dst)
2683     pcre_free_substring_list(list_dst);
2684
2685   return new_e_route;
2686 }
2687
2688 static route_extended_t rulebased_get_bypass_route(routing_component_t rc,
2689                                                    const char *src,
2690                                                    const char *dst)
2691 {
2692   return NULL;
2693 }
2694
2695 static void rulebased_finalize(routing_component_t rc)
2696 {
2697   routing_component_rulebased_t routing =
2698       (routing_component_rulebased_t) rc;
2699   if (routing) {
2700     xbt_dict_free(&routing->dict_processing_units);
2701     xbt_dict_free(&routing->dict_autonomous_systems);
2702     xbt_dynar_free(&routing->list_route);
2703     xbt_dynar_free(&routing->list_ASroute);
2704     /* Delete structure */
2705     xbt_free(routing);
2706   }
2707 }
2708
2709 /* Creation routing model functions */
2710 static void *model_rulebased_create(void)
2711 {
2712   routing_component_rulebased_t new_component =
2713       xbt_new0(s_routing_component_rulebased_t, 1);
2714   new_component->generic_routing.set_processing_unit =
2715       model_rulebased_set_processing_unit;
2716   new_component->generic_routing.set_autonomous_system =
2717       model_rulebased_set_autonomous_system;
2718   new_component->generic_routing.set_route = model_rulebased_set_route;
2719   new_component->generic_routing.set_ASroute = model_rulebased_set_ASroute;
2720   new_component->generic_routing.set_bypassroute = model_rulebased_set_bypassroute;
2721   new_component->generic_routing.get_onelink_routes = rulebased_get_onelink_routes;
2722   new_component->generic_routing.get_route = rulebased_get_route;
2723   new_component->generic_routing.get_latency = generic_get_link_latency;
2724   new_component->generic_routing.get_bypass_route = rulebased_get_bypass_route;
2725   new_component->generic_routing.finalize = rulebased_finalize;
2726   new_component->generic_routing.get_network_element_type = get_network_element_type;
2727   /* initialization of internal structures */
2728   new_component->dict_processing_units = xbt_dict_new();
2729   new_component->dict_autonomous_systems = xbt_dict_new();
2730   new_component->list_route = xbt_dynar_new(sizeof(rule_route_t), &rule_route_free);
2731   new_component->list_ASroute =
2732       xbt_dynar_new(sizeof(rule_route_extended_t),
2733                     &rule_route_extended_free);
2734   return new_component;
2735 }
2736
2737 static void model_rulebased_load(void)
2738 {
2739   /* use "surfxml_add_callback" to add a parse function call */
2740 }
2741
2742 static void model_rulebased_unload(void)
2743 {
2744   /* use "surfxml_del_callback" to remove a parse function call */
2745 }
2746
2747 static void model_rulebased_end(void)
2748 {
2749 }
2750
2751 #endif                          /* HAVE_PCRE_LIB */
2752
2753 /* ************************************************************************** */
2754 /* ******************************* NO ROUTING ******************************* */
2755
2756 /* Routing model structure */
2757 typedef struct {
2758   s_routing_component_t generic_routing;
2759 } s_routing_component_none_t, *routing_component_none_t;
2760
2761 /* Business methods */
2762 static xbt_dynar_t none_get_onelink_routes(routing_component_t rc)
2763 {
2764   return NULL;
2765 }
2766
2767 static route_extended_t none_get_route(routing_component_t rc,
2768                                        const char *src, const char *dst)
2769 {
2770   return NULL;
2771 }
2772
2773 static route_extended_t none_get_bypass_route(routing_component_t rc,
2774                                               const char *src,
2775                                               const char *dst)
2776 {
2777   return NULL;
2778 }
2779
2780 static void none_finalize(routing_component_t rc)
2781 {
2782   xbt_free(rc);
2783 }
2784
2785 static void none_set_processing_unit(routing_component_t rc,
2786                                      const char *name)
2787 {
2788 }
2789
2790 static void none_set_autonomous_system(routing_component_t rc,
2791                                        const char *name)
2792 {
2793 }
2794
2795 /* Creation routing model functions */
2796 static void *model_none_create(void)
2797 {
2798   routing_component_none_t new_component =
2799       xbt_new0(s_routing_component_none_t, 1);
2800   new_component->generic_routing.set_processing_unit =
2801       none_set_processing_unit;
2802   new_component->generic_routing.set_autonomous_system =
2803       none_set_autonomous_system;
2804   new_component->generic_routing.set_route = NULL;
2805   new_component->generic_routing.set_ASroute = NULL;
2806   new_component->generic_routing.set_bypassroute = NULL;
2807   new_component->generic_routing.get_route = none_get_route;
2808   new_component->generic_routing.get_onelink_routes =
2809       none_get_onelink_routes;
2810   new_component->generic_routing.get_bypass_route = none_get_bypass_route;
2811   new_component->generic_routing.finalize = none_finalize;
2812   return new_component;
2813 }
2814
2815 static void model_none_load(void)
2816 {
2817 }
2818
2819 static void model_none_unload(void)
2820 {
2821 }
2822
2823 static void model_none_end(void)
2824 {
2825 }
2826
2827 /* ************************************************** */
2828 /* ********** PATERN FOR NEW ROUTING **************** */
2829
2830 /* The minimal configuration of a new routing model need the next functions,
2831  * also you need to set at the start of the file, the new model in the model
2832  * list. Remember keep the null ending of the list.
2833  */
2834 /*** Routing model structure ***/
2835 // typedef struct {
2836 //   s_routing_component_t generic_routing;
2837 //   /* things that your routing model need */
2838 // } s_routing_component_NEW_t,*routing_component_NEW_t;
2839
2840 /*** Parse routing model functions ***/
2841 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
2842 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
2843 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
2844 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
2845 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
2846
2847 /*** Business methods ***/
2848 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
2849 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
2850 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
2851
2852 /*** Creation routing model functions ***/
2853 // static void* model_NEW_create(void) {
2854 //   routing_component_NEW_t new_component =  xbt_new0(s_routing_component_NEW_t,1);
2855 //   new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
2856 //   new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
2857 //   new_component->generic_routing.set_route = model_NEW_set_route;
2858 //   new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
2859 //   new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
2860 //   new_component->generic_routing.get_route = NEW_get_route;
2861 //   new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
2862 //   new_component->generic_routing.finalize = NEW_finalize;
2863 //   /* initialization of internal structures */
2864 //   return new_component;
2865 // } /* mandatory */
2866 // static void  model_NEW_load(void) {}   /* mandatory */
2867 // static void  model_NEW_unload(void) {} /* mandatory */
2868 // static void  model_NEW_end(void) {}    /* mandatory */
2869
2870 /* ************************************************************************** */
2871 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
2872
2873 static void generic_set_processing_unit(routing_component_t rc,
2874                                         const char *name)
2875 {
2876   XBT_DEBUG("Load process unit \"%s\"", name);
2877   int *id = xbt_new0(int, 1);
2878   xbt_dict_t _to_index;
2879   _to_index = current_routing->to_index;
2880   *id = xbt_dict_length(_to_index);
2881   xbt_dict_set(_to_index, name, id, xbt_free);
2882 }
2883
2884 static void generic_set_autonomous_system(routing_component_t rc,
2885                                           const char *name)
2886 {
2887   XBT_DEBUG("Load Autonomous system \"%s\"", name);
2888   int *id = xbt_new0(int, 1);
2889   xbt_dict_t _to_index;
2890   _to_index = current_routing->to_index;
2891   *id = xbt_dict_length(_to_index);
2892   xbt_dict_set(_to_index, name, id, xbt_free);
2893 }
2894
2895 static int surf_pointer_resource_cmp(const void *a, const void *b)
2896 {
2897   return a != b;
2898 }
2899
2900 static int surf_link_resource_cmp(const void *a, const void *b)
2901 {
2902   return !!memcmp(a,b,global_routing->size_of_link);
2903 }
2904
2905 static void generic_set_bypassroute(routing_component_t rc,
2906                                     const char *src, const char *dst,
2907                                     route_extended_t e_route)
2908 {
2909   XBT_DEBUG("Load bypassRoute from \"%s\" to \"%s\"", src, dst);
2910   xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
2911   char *route_name;
2912
2913   route_name = bprintf("%s#%s", src, dst);
2914   xbt_assert2(xbt_dynar_length(e_route->generic_route.link_list) > 0,
2915               "Invalid count of links, must be greater than zero (%s,%s)",
2916               src, dst);
2917   xbt_assert4(!xbt_dict_get_or_null(dict_bypassRoutes, route_name),
2918               "The bypass route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exists",
2919               src, e_route->src_gateway, dst, e_route->dst_gateway);
2920
2921   route_extended_t new_e_route =
2922       generic_new_extended_route(SURF_ROUTING_RECURSIVE, e_route, 0);
2923   xbt_dynar_free(&(e_route->generic_route.link_list));
2924   xbt_free(e_route);
2925
2926   xbt_dict_set(dict_bypassRoutes, route_name, new_e_route,
2927                (void (*)(void *)) generic_free_extended_route);
2928   xbt_free(route_name);
2929 }
2930
2931 /* ************************************************************************** */
2932 /* *********************** GENERIC BUSINESS METHODS ************************* */
2933
2934 static double generic_get_link_latency(routing_component_t rc,
2935                                        const char *src, const char *dst)
2936 {
2937         route_extended_t route = rc->get_route(rc,src,dst);
2938         void * link;
2939         unsigned int i;
2940         double latency = 0.0;
2941
2942         xbt_dynar_foreach(route->generic_route.link_list,i,link) {
2943                 latency += get_link_latency(link);
2944         }
2945         generic_free_extended_route(route);
2946   return latency;
2947 }
2948
2949 static xbt_dynar_t generic_get_onelink_routes(routing_component_t rc)
2950 {
2951   xbt_die("\"generic_get_onelink_routes\" not implemented yet");
2952 }
2953
2954 static route_extended_t generic_get_bypassroute(routing_component_t rc,
2955                                                 const char *src,
2956                                                 const char *dst)
2957 {
2958   xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
2959   routing_component_t src_as, dst_as;
2960   int index_src, index_dst;
2961   xbt_dynar_t path_src = NULL;
2962   xbt_dynar_t path_dst = NULL;
2963   routing_component_t current = NULL;
2964   routing_component_t *current_src = NULL;
2965   routing_component_t *current_dst = NULL;
2966
2967   /* (1) find the as where the src and dst are located */
2968   src_as = ((network_element_info_t)
2969             xbt_dict_get_or_null(global_routing->where_network_elements,
2970                                  src))->rc_component;
2971   dst_as = ((network_element_info_t)
2972             xbt_dict_get_or_null(global_routing->where_network_elements,
2973                                  dst))->rc_component;
2974   xbt_assert2(src_as
2975               && dst_as,
2976               "Ask for route \"from\"(%s) or \"to\"(%s) no found", src,
2977               dst);
2978
2979   /* (2) find the path to the root routing component */
2980   path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
2981   current = src_as;
2982   while (current != NULL) {
2983     xbt_dynar_push(path_src, &current);
2984     current = current->routing_father;
2985   }
2986   path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
2987   current = dst_as;
2988   while (current != NULL) {
2989     xbt_dynar_push(path_dst, &current);
2990     current = current->routing_father;
2991   }
2992
2993   /* (3) find the common father */
2994   index_src = path_src->used - 1;
2995   index_dst = path_dst->used - 1;
2996   current_src = xbt_dynar_get_ptr(path_src, index_src);
2997   current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
2998   while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
2999     routing_component_t *tmp_src, *tmp_dst;
3000     tmp_src = xbt_dynar_pop_ptr(path_src);
3001     tmp_dst = xbt_dynar_pop_ptr(path_dst);
3002     index_src--;
3003     index_dst--;
3004     current_src = xbt_dynar_get_ptr(path_src, index_src);
3005     current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
3006   }
3007
3008   int max_index_src = path_src->used - 1;
3009   int max_index_dst = path_dst->used - 1;
3010
3011   int max_index = max(max_index_src, max_index_dst);
3012   int i, max;
3013
3014   route_extended_t e_route_bypass = NULL;
3015
3016   for (max = 0; max <= max_index; max++) {
3017     for (i = 0; i < max; i++) {
3018       if (i <= max_index_src && max <= max_index_dst) {
3019         char *route_name = bprintf("%s#%s",
3020                                    (*(routing_component_t *)
3021                                     (xbt_dynar_get_ptr
3022                                      (path_src, i)))->name,
3023                                    (*(routing_component_t *)
3024                                     (xbt_dynar_get_ptr
3025                                      (path_dst, max)))->name);
3026         e_route_bypass =
3027             xbt_dict_get_or_null(dict_bypassRoutes, route_name);
3028         xbt_free(route_name);
3029       }
3030       if (e_route_bypass)
3031         break;
3032       if (max <= max_index_src && i <= max_index_dst) {
3033         char *route_name = bprintf("%s#%s",
3034                                    (*(routing_component_t *)
3035                                     (xbt_dynar_get_ptr
3036                                      (path_src, max)))->name,
3037                                    (*(routing_component_t *)
3038                                     (xbt_dynar_get_ptr
3039                                      (path_dst, i)))->name);
3040         e_route_bypass =
3041             xbt_dict_get_or_null(dict_bypassRoutes, route_name);
3042         xbt_free(route_name);
3043       }
3044       if (e_route_bypass)
3045         break;
3046     }
3047
3048     if (e_route_bypass)
3049       break;
3050
3051     if (max <= max_index_src && max <= max_index_dst) {
3052       char *route_name = bprintf("%s#%s",
3053                                  (*(routing_component_t *)
3054                                   (xbt_dynar_get_ptr
3055                                    (path_src, max)))->name,
3056                                  (*(routing_component_t *)
3057                                   (xbt_dynar_get_ptr
3058                                    (path_dst, max)))->name);
3059       e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes, route_name);
3060       xbt_free(route_name);
3061     }
3062     if (e_route_bypass)
3063       break;
3064   }
3065
3066   xbt_dynar_free(&path_src);
3067   xbt_dynar_free(&path_dst);
3068
3069   route_extended_t new_e_route = NULL;
3070
3071   if (e_route_bypass) {
3072     void *link;
3073     unsigned int cpt = 0;
3074     new_e_route = xbt_new0(s_route_extended_t, 1);
3075     new_e_route->src_gateway = xbt_strdup(e_route_bypass->src_gateway);
3076     new_e_route->dst_gateway = xbt_strdup(e_route_bypass->dst_gateway);
3077     new_e_route->generic_route.link_list =
3078         xbt_dynar_new(global_routing->size_of_link, NULL);
3079     xbt_dynar_foreach(e_route_bypass->generic_route.link_list, cpt, link) {
3080       xbt_dynar_push(new_e_route->generic_route.link_list, &link);
3081     }
3082   }
3083
3084   return new_e_route;
3085 }
3086
3087 /* ************************************************************************** */
3088 /* ************************* GENERIC AUX FUNCTIONS ************************** */
3089
3090 static route_t
3091 generic_new_route(e_surf_routing_hierarchy_t hierarchy,
3092                            void *data, int order)
3093 {
3094
3095   char *link_name;
3096   route_t new_route;
3097   unsigned int cpt;
3098   xbt_dynar_t links = NULL, links_id = NULL;
3099
3100   new_route = xbt_new0(s_route_t, 1);
3101   new_route->link_list =
3102       xbt_dynar_new(global_routing->size_of_link, NULL);
3103
3104   xbt_assert0(hierarchy == SURF_ROUTING_BASE,
3105               "the hierarchy type is not SURF_ROUTING_BASE");
3106
3107   links = ((route_t) data)->link_list;
3108
3109
3110   links_id = new_route->link_list;
3111
3112   xbt_dynar_foreach(links, cpt, link_name) {
3113
3114     void *link =
3115         xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
3116     if (link) {
3117       if (order)
3118         xbt_dynar_push(links_id, &link);
3119       else
3120         xbt_dynar_unshift(links_id, &link);
3121     } else
3122       THROW1(mismatch_error, 0, "Link %s not found", link_name);
3123   }
3124
3125   return new_route;
3126 }
3127
3128 static route_extended_t
3129 generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy,
3130                            void *data, int order)
3131 {
3132
3133   char *link_name;
3134   route_extended_t e_route, new_e_route;
3135   route_t route;
3136   unsigned int cpt;
3137   xbt_dynar_t links = NULL, links_id = NULL;
3138
3139   new_e_route = xbt_new0(s_route_extended_t, 1);
3140   new_e_route->generic_route.link_list =
3141       xbt_dynar_new(global_routing->size_of_link, NULL);
3142   new_e_route->src_gateway = NULL;
3143   new_e_route->dst_gateway = NULL;
3144
3145   xbt_assert0(hierarchy == SURF_ROUTING_BASE
3146               || hierarchy == SURF_ROUTING_RECURSIVE,
3147               "the hierarchy type is not defined");
3148
3149   if (hierarchy == SURF_ROUTING_BASE) {
3150
3151     route = (route_t) data;
3152     links = route->link_list;
3153
3154   } else if (hierarchy == SURF_ROUTING_RECURSIVE) {
3155
3156     e_route = (route_extended_t) data;
3157     xbt_assert0(e_route->src_gateway
3158                 && e_route->dst_gateway, "bad gateway, is null");
3159     links = e_route->generic_route.link_list;
3160
3161     /* remeber not erase the gateway names */
3162     new_e_route->src_gateway = e_route->src_gateway;
3163     new_e_route->dst_gateway = e_route->dst_gateway;
3164   }
3165
3166   links_id = new_e_route->generic_route.link_list;
3167
3168   xbt_dynar_foreach(links, cpt, link_name) {
3169
3170     void *link =
3171         xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
3172     if (link) {
3173       if (order)
3174         xbt_dynar_push(links_id, &link);
3175       else
3176         xbt_dynar_unshift(links_id, &link);
3177     } else
3178       THROW1(mismatch_error, 0, "Link %s not found", link_name);
3179   }
3180
3181   return new_e_route;
3182 }
3183
3184 static void generic_free_route(route_t route)
3185 {
3186   if (route) {
3187     xbt_dynar_free(&(route->link_list));
3188     xbt_free(route);
3189   }
3190 }
3191
3192 static void generic_free_extended_route(route_extended_t e_route)
3193 {
3194   if (e_route) {
3195     xbt_dynar_free(&(e_route->generic_route.link_list));
3196     if (e_route->src_gateway)
3197       xbt_free(e_route->src_gateway);
3198     if (e_route->dst_gateway)
3199       xbt_free(e_route->dst_gateway);
3200     xbt_free(e_route);
3201   }
3202 }
3203
3204 static routing_component_t generic_as_exist(routing_component_t find_from,
3205                                             routing_component_t to_find)
3206 {
3207   //return to_find; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
3208   xbt_dict_cursor_t cursor = NULL;
3209   char *key;
3210   int found = 0;
3211   routing_component_t elem;
3212   xbt_dict_foreach(find_from->routing_sons, cursor, key, elem) {
3213     if (to_find == elem || generic_as_exist(elem, to_find)) {
3214       found = 1;
3215       break;
3216     }
3217   }
3218   if (found)
3219     return to_find;
3220   return NULL;
3221 }
3222
3223 static routing_component_t
3224 generic_autonomous_system_exist(routing_component_t rc, char *element)
3225 {
3226   //return rc; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
3227   routing_component_t element_as, result, elem;
3228   xbt_dict_cursor_t cursor = NULL;
3229   char *key;
3230   element_as = ((network_element_info_t)
3231                 xbt_dict_get_or_null
3232                 (global_routing->where_network_elements,
3233                  element))->rc_component;
3234   result = ((routing_component_t) - 1);
3235   if (element_as != rc)
3236     result = generic_as_exist(rc, element_as);
3237
3238   int found = 0;
3239   if (result) {
3240     xbt_dict_foreach(element_as->routing_sons, cursor, key, elem) {
3241       found = !strcmp(elem->name, element);
3242       if (found)
3243         break;
3244     }
3245     if (found)
3246       return element_as;
3247   }
3248   return NULL;
3249 }
3250
3251 static routing_component_t
3252 generic_processing_units_exist(routing_component_t rc, char *element)
3253 {
3254   routing_component_t element_as;
3255   element_as = ((network_element_info_t)
3256                 xbt_dict_get_or_null
3257                 (global_routing->where_network_elements,
3258                  element))->rc_component;
3259   if (element_as == rc)
3260     return element_as;
3261   return generic_as_exist(rc, element_as);
3262 }
3263
3264 static void generic_src_dst_check(routing_component_t rc, const char *src,
3265                                   const char *dst)
3266 {
3267  #ifndef NDEBUG
3268   routing_component_t src_as = ((network_element_info_t)
3269                                 xbt_dict_get_or_null
3270                                 (global_routing->where_network_elements,
3271                                  src))->rc_component;
3272   routing_component_t dst_as = ((network_element_info_t)
3273                                 xbt_dict_get_or_null
3274                                 (global_routing->where_network_elements,
3275                                  dst))->rc_component;
3276
3277   xbt_assert3(src_as != NULL && dst_as != NULL,
3278               "Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
3279               src, dst, rc->name);
3280   xbt_assert4(src_as == dst_as,
3281               "The src(%s in %s) and dst(%s in %s) are in differents AS",
3282               src, src_as->name, dst, dst_as->name);
3283   xbt_assert2(rc == dst_as,
3284               "The routing component of src and dst is not the same as the network elements belong (%s==%s)",
3285               rc->name, dst_as->name);
3286 #endif
3287 }
3288
3289 static void routing_parse_Sconfig(void)
3290 {
3291   XBT_DEBUG("START configuration name = %s",A_surfxml_config_id);
3292 }
3293
3294 static void routing_parse_Econfig(void)
3295 {
3296   xbt_dict_cursor_t cursor = NULL;
3297   char *key;
3298   char *elem;
3299   char *cfg;
3300   xbt_dict_foreach(current_property_set, cursor, key, elem) {
3301           cfg = bprintf("%s:%s",key,elem);
3302           if(xbt_cfg_is_default_value(_surf_cfg_set, key))
3303                   xbt_cfg_set_parse(_surf_cfg_set, cfg);
3304           else
3305                   XBT_INFO("The custom configuration '%s' is already define by user!",key);
3306         }
3307   XBT_DEBUG("End configuration name = %s",A_surfxml_config_id);
3308 }
3309
3310 static void routing_parse_Scluster(void)
3311 {
3312   static int AX_ptr = 0;
3313
3314   char *cluster_id = A_surfxml_cluster_id;
3315   char *cluster_prefix = A_surfxml_cluster_prefix;
3316   char *cluster_suffix = A_surfxml_cluster_suffix;
3317   char *cluster_radical = A_surfxml_cluster_radical;
3318   char *cluster_power = A_surfxml_cluster_power;
3319   char *cluster_core = A_surfxml_cluster_core;
3320   char *cluster_bw = A_surfxml_cluster_bw;
3321   char *cluster_lat = A_surfxml_cluster_lat;
3322   char *temp_cluster_bw = NULL;
3323   char *temp_cluster_lat = NULL;
3324   char *temp_cluster_power = NULL;
3325   char *cluster_bb_bw = A_surfxml_cluster_bb_bw;
3326   char *cluster_bb_lat = A_surfxml_cluster_bb_lat;
3327   char *cluster_availability_file = A_surfxml_cluster_availability_file;
3328   char *cluster_state_file = A_surfxml_cluster_state_file;
3329   char *host_id, *groups, *link_id = NULL;
3330   char *router_id, *link_router, *link_backbone;
3331   char *availability_file = bprintf("%s",cluster_availability_file);
3332   char *state_file = bprintf("%s",cluster_state_file);
3333
3334   if(xbt_dict_size(patterns)==0)
3335           patterns = xbt_dict_new();
3336
3337   xbt_dict_set(patterns,"id",cluster_id,NULL);
3338   xbt_dict_set(patterns,"prefix",cluster_prefix,NULL);
3339   xbt_dict_set(patterns,"suffix",cluster_suffix,NULL);
3340
3341 #ifdef HAVE_PCRE_LIB
3342   char *route_src_dst;
3343 #endif
3344   unsigned int iter;
3345   int start, end, i;
3346   xbt_dynar_t radical_elements;
3347   xbt_dynar_t radical_ends;
3348   int cluster_sharing_policy = AX_surfxml_cluster_sharing_policy;
3349   int cluster_bb_sharing_policy = AX_surfxml_cluster_bb_sharing_policy;
3350
3351 #ifndef HAVE_PCRE_LIB
3352   xbt_dynar_t tab_elements_num = xbt_dynar_new(sizeof(int), NULL);
3353   char *route_src, *route_dst;
3354   int j;
3355 #endif
3356
3357   static unsigned int surfxml_buffer_stack_stack_ptr = 1;
3358   static unsigned int surfxml_buffer_stack_stack[1024];
3359
3360   surfxml_buffer_stack_stack[0] = 0;
3361
3362   surfxml_bufferstack_push(1);
3363
3364   SURFXML_BUFFER_SET(AS_id, cluster_id);
3365 #ifdef HAVE_PCRE_LIB
3366   SURFXML_BUFFER_SET(AS_routing, "RuleBased");
3367   XBT_DEBUG("<AS id=\"%s\"\trouting=\"RuleBased\">", cluster_id);
3368 #else
3369   SURFXML_BUFFER_SET(AS_routing, "Full");
3370   XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", cluster_id);
3371 #endif
3372   SURFXML_START_TAG(AS);
3373
3374   radical_elements = xbt_str_split(cluster_radical, ",");
3375   xbt_dynar_foreach(radical_elements, iter, groups) {
3376     radical_ends = xbt_str_split(groups, "-");
3377     switch (xbt_dynar_length(radical_ends)) {
3378     case 1:
3379       surf_parse_get_int(&start,
3380                          xbt_dynar_get_as(radical_ends, 0, char *));
3381       host_id = bprintf("%s%d%s", cluster_prefix, start, cluster_suffix);
3382 #ifndef HAVE_PCRE_LIB
3383       xbt_dynar_push_as(tab_elements_num, int, start);
3384 #endif
3385       link_id = bprintf("%s_link_%d", cluster_id, start);
3386
3387       xbt_dict_set(patterns, "radical", bprintf("%d", start), xbt_free);
3388       temp_cluster_power = bprintf("%s",cluster_power);
3389       temp_cluster_power = replace_random_parameter(temp_cluster_power);
3390       XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
3391       A_surfxml_host_state = A_surfxml_host_state_ON;
3392       SURFXML_BUFFER_SET(host_id, host_id);
3393       SURFXML_BUFFER_SET(host_power, temp_cluster_power);
3394       SURFXML_BUFFER_SET(host_core, cluster_core);
3395       SURFXML_BUFFER_SET(host_availability, "1.0");
3396       SURFXML_BUFFER_SET(host_coordinates, "");
3397       xbt_free(availability_file);
3398       availability_file = bprintf("%s",cluster_availability_file);
3399       xbt_free(state_file);
3400       state_file = bprintf("%s",cluster_state_file);
3401       XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
3402       XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
3403       SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
3404       SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
3405       XBT_DEBUG("</host>");
3406       SURFXML_START_TAG(host);
3407       SURFXML_END_TAG(host);
3408
3409
3410       temp_cluster_bw = bprintf("%s",cluster_bw);
3411       temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
3412       temp_cluster_lat = bprintf("%s",cluster_lat);
3413       temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
3414       XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
3415       A_surfxml_link_state = A_surfxml_link_state_ON;
3416       A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3417       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3418           {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
3419       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
3420           {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
3421       SURFXML_BUFFER_SET(link_id, link_id);
3422       SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
3423       SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
3424       SURFXML_BUFFER_SET(link_bandwidth_file, "");
3425       SURFXML_BUFFER_SET(link_latency_file, "");
3426       SURFXML_BUFFER_SET(link_state_file, "");
3427       SURFXML_START_TAG(link);
3428       SURFXML_END_TAG(link);
3429
3430       xbt_free(temp_cluster_bw);
3431       xbt_free(temp_cluster_lat);
3432       free(link_id);
3433       free(host_id);
3434       break;
3435
3436     case 2:
3437
3438       surf_parse_get_int(&start,
3439                          xbt_dynar_get_as(radical_ends, 0, char *));
3440       surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
3441       for (i = start; i <= end; i++) {
3442         host_id = bprintf("%s%d%s", cluster_prefix, i, cluster_suffix);
3443 #ifndef HAVE_PCRE_LIB
3444         xbt_dynar_push_as(tab_elements_num, int, i);
3445 #endif
3446         link_id = bprintf("%s_link_%d", cluster_id, i);
3447
3448         xbt_dict_set(patterns, "radical", bprintf("%d", i), xbt_free);
3449         temp_cluster_power = bprintf("%s",cluster_power);
3450         temp_cluster_power = replace_random_parameter(temp_cluster_power);
3451         XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
3452         A_surfxml_host_state = A_surfxml_host_state_ON;
3453         SURFXML_BUFFER_SET(host_id, host_id);
3454         SURFXML_BUFFER_SET(host_power, temp_cluster_power);
3455         SURFXML_BUFFER_SET(host_core, cluster_core);
3456         SURFXML_BUFFER_SET(host_availability, "1.0");
3457         SURFXML_BUFFER_SET(host_coordinates, "");
3458         xbt_free(availability_file);
3459         availability_file = bprintf("%s",cluster_availability_file);
3460         xbt_free(state_file);
3461         state_file = bprintf("%s",cluster_state_file);
3462         XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
3463         XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
3464         SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
3465         SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
3466         XBT_DEBUG("</host>");
3467         SURFXML_START_TAG(host);
3468         SURFXML_END_TAG(host);
3469
3470         xbt_free(temp_cluster_power);
3471
3472         temp_cluster_bw = bprintf("%s",cluster_bw);
3473         temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
3474         temp_cluster_lat = bprintf("%s",cluster_lat);
3475         temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
3476         XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
3477         A_surfxml_link_state = A_surfxml_link_state_ON;
3478         A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3479         if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3480             {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
3481         if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
3482             {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
3483         SURFXML_BUFFER_SET(link_id, link_id);
3484         SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
3485         SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
3486         SURFXML_BUFFER_SET(link_bandwidth_file, "");
3487         SURFXML_BUFFER_SET(link_latency_file, "");
3488         SURFXML_BUFFER_SET(link_state_file, "");
3489         SURFXML_START_TAG(link);
3490         SURFXML_END_TAG(link);
3491
3492         xbt_free(temp_cluster_bw);
3493         xbt_free(temp_cluster_lat);
3494         free(link_id);
3495         free(host_id);
3496       }
3497       break;
3498
3499     default:
3500       XBT_DEBUG("Malformed radical");
3501     }
3502
3503     xbt_dynar_free(&radical_ends);
3504   }
3505   xbt_dynar_free(&radical_elements);
3506
3507   XBT_DEBUG(" ");
3508   router_id =
3509       bprintf("%s%s_router%s", cluster_prefix, cluster_id,
3510               cluster_suffix);
3511   link_router = bprintf("%s_link_%s_router", cluster_id, cluster_id);
3512   link_backbone = bprintf("%s_backbone", cluster_id);
3513
3514   XBT_DEBUG("<router id=\"%s\"/>", router_id);
3515   SURFXML_BUFFER_SET(router_id, router_id);
3516   SURFXML_START_TAG(router);
3517   SURFXML_END_TAG(router);
3518
3519   //TODO
3520   xbt_dict_set(patterns, "radical", bprintf("_router"), xbt_free);
3521   temp_cluster_bw = bprintf("%s",cluster_bw);
3522   temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
3523   temp_cluster_lat = bprintf("%s",cluster_lat);
3524   temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
3525   XBT_DEBUG("<link\tid=\"%s\" bw=\"%s\" lat=\"%s\"/>", link_router,temp_cluster_bw, temp_cluster_lat);
3526   A_surfxml_link_state = A_surfxml_link_state_ON;
3527   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3528   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3529   {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
3530   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
3531   {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
3532   SURFXML_BUFFER_SET(link_id, link_router);
3533   SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
3534   SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
3535   SURFXML_BUFFER_SET(link_bandwidth_file, "");
3536   SURFXML_BUFFER_SET(link_latency_file, "");
3537   SURFXML_BUFFER_SET(link_state_file, "");
3538   SURFXML_START_TAG(link);
3539   SURFXML_END_TAG(link);
3540
3541   xbt_free(temp_cluster_bw);
3542   xbt_free(temp_cluster_lat);
3543
3544   XBT_DEBUG("<link\tid=\"%s\" bw=\"%s\" lat=\"%s\"/>", link_backbone,cluster_bb_bw, cluster_bb_lat);
3545   A_surfxml_link_state = A_surfxml_link_state_ON;
3546   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3547   if(cluster_bb_sharing_policy == A_surfxml_cluster_bb_sharing_policy_FATPIPE)
3548   {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
3549   SURFXML_BUFFER_SET(link_id, link_backbone);
3550   SURFXML_BUFFER_SET(link_bandwidth, cluster_bb_bw);
3551   SURFXML_BUFFER_SET(link_latency, cluster_bb_lat);
3552   SURFXML_BUFFER_SET(link_bandwidth_file, "");
3553   SURFXML_BUFFER_SET(link_latency_file, "");
3554   SURFXML_BUFFER_SET(link_state_file, "");
3555   SURFXML_START_TAG(link);
3556   SURFXML_END_TAG(link);
3557
3558   XBT_DEBUG(" ");
3559
3560 #ifdef HAVE_PCRE_LIB
3561   char *new_suffix = xbt_strdup("");
3562
3563   radical_elements = xbt_str_split(cluster_suffix, ".");
3564   xbt_dynar_foreach(radical_elements, iter, groups) {
3565     if (strcmp(groups, "")) {
3566       char *old_suffix = new_suffix;
3567       new_suffix = bprintf("%s\\.%s", old_suffix, groups);
3568       free(old_suffix);
3569     }
3570   }
3571   route_src_dst = bprintf("%s(.*)%s", cluster_prefix, new_suffix);
3572   xbt_dynar_free(&radical_elements);
3573   free(new_suffix);
3574
3575   char *pcre_link_src = bprintf("%s_link_$1src", cluster_id);
3576   char *pcre_link_backbone = bprintf("%s_backbone", cluster_id);
3577   char *pcre_link_dst = bprintf("%s_link_$1dst", cluster_id);
3578
3579   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src_dst, route_src_dst);
3580   XBT_DEBUG("symmetrical=\"NO\">");
3581   SURFXML_BUFFER_SET(route_src, route_src_dst);
3582   SURFXML_BUFFER_SET(route_dst, route_src_dst);
3583   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3584   SURFXML_START_TAG(route);
3585
3586   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_src);
3587   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_src);
3588   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3589   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3590   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
3591   SURFXML_START_TAG(link_ctn);
3592   SURFXML_END_TAG(link_ctn);
3593
3594   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
3595   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
3596   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3597   SURFXML_START_TAG(link_ctn);
3598   SURFXML_END_TAG(link_ctn);
3599
3600   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_dst);
3601   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_dst);
3602   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3603   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3604   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
3605   SURFXML_START_TAG(link_ctn);
3606   SURFXML_END_TAG(link_ctn);
3607
3608   XBT_DEBUG("</route>");
3609   SURFXML_END_TAG(route);
3610
3611   free(pcre_link_dst);
3612   free(pcre_link_backbone);
3613   free(pcre_link_src);
3614   free(route_src_dst);
3615 #else
3616   for (i = 0; i <= xbt_dynar_length(tab_elements_num); i++) {
3617     for (j = 0; j <= xbt_dynar_length(tab_elements_num); j++) {
3618       if (i == xbt_dynar_length(tab_elements_num)) {
3619         route_src = router_id;
3620       } else {
3621         route_src =
3622             bprintf("%s%d%s", cluster_prefix,
3623                     xbt_dynar_get_as(tab_elements_num, i, int),
3624                     cluster_suffix);
3625       }
3626
3627       if (j == xbt_dynar_length(tab_elements_num)) {
3628         route_dst = router_id;
3629       } else {
3630         route_dst =
3631             bprintf("%s%d%s", cluster_prefix,
3632                     xbt_dynar_get_as(tab_elements_num, j, int),
3633                     cluster_suffix);
3634       }
3635
3636       XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src, route_dst);
3637       XBT_DEBUG("symmetrical=\"NO\">");
3638       SURFXML_BUFFER_SET(route_src, route_src);
3639       SURFXML_BUFFER_SET(route_dst, route_dst);
3640       A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3641       SURFXML_START_TAG(route);
3642
3643       if (i == xbt_dynar_length(tab_elements_num)) {
3644         route_src = link_router;
3645       } else {
3646         route_src =
3647             bprintf("%s_link_%d", cluster_id,
3648                     xbt_dynar_get_as(tab_elements_num, i, int));
3649       }
3650
3651       if (j == xbt_dynar_length(tab_elements_num)) {
3652         route_dst = link_router;
3653       } else {
3654         route_dst =
3655             bprintf("%s_link_%d", cluster_id,
3656                     xbt_dynar_get_as(tab_elements_num, j, int));
3657       }
3658
3659       XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_src);
3660       SURFXML_BUFFER_SET(link_ctn_id, route_src);
3661       A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3662       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3663       {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
3664       SURFXML_START_TAG(link_ctn);
3665       SURFXML_END_TAG(link_ctn);
3666
3667       XBT_DEBUG("<link_ctn\tid=\"%s_backbone\"/>", cluster_id);
3668       SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_backbone", cluster_id));
3669       A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3670       SURFXML_START_TAG(link_ctn);
3671       SURFXML_END_TAG(link_ctn);
3672
3673       XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_dst);
3674       SURFXML_BUFFER_SET(link_ctn_id, route_dst);
3675       A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3676       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3677       {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
3678       SURFXML_START_TAG(link_ctn);
3679       SURFXML_END_TAG(link_ctn);
3680
3681       XBT_DEBUG("</route>");
3682       SURFXML_END_TAG(route);
3683     }
3684   }
3685   xbt_dynar_free(&tab_elements_num);
3686
3687 #endif
3688
3689   free(router_id);
3690   free(link_backbone);
3691   free(link_router);
3692   xbt_dict_free(&patterns);
3693   free(availability_file);
3694   free(state_file);
3695
3696   XBT_DEBUG("</AS>");
3697   SURFXML_END_TAG(AS);
3698   XBT_DEBUG(" ");
3699
3700   surfxml_bufferstack_pop(1);
3701 }
3702 /*
3703  * This function take a string and replace parameters from patterns dict.
3704  * It returns the new value.
3705  */
3706 static char* replace_random_parameter(char * string)
3707 {
3708   char *test_string = NULL;
3709
3710   if(xbt_dict_size(random_value)==0)
3711     return string;
3712
3713   string = xbt_str_varsubst(string, patterns); // for patterns of cluster
3714   test_string = bprintf("${%s}", string);
3715   test_string = xbt_str_varsubst(test_string,random_value); //Add ${xxxxx} for random Generator
3716
3717   if (strcmp(test_string,"")) { //if not empty, keep this value.
3718     xbt_free(string);
3719     string = test_string;
3720   } //In other case take old value (without ${})
3721
3722   return string;
3723 }
3724
3725 static void routing_parse_Speer(void)
3726 {
3727   static int AX_ptr = 0;
3728
3729   char *peer_id = A_surfxml_peer_id;
3730   char *peer_power = A_surfxml_peer_power;
3731   char *peer_bw_in = A_surfxml_peer_bw_in;
3732   char *peer_bw_out = A_surfxml_peer_bw_out;
3733   char *peer_lat = A_surfxml_peer_lat;
3734   char *peer_coord = A_surfxml_peer_coordinates;
3735   char *peer_state_file = A_surfxml_peer_state_file;
3736   char *peer_availability_file = A_surfxml_peer_availability_file;
3737
3738   char *host_id = NULL;
3739   char *router_id, *link_router, *link_backbone, *link_id_up, *link_id_down;
3740
3741 #ifdef HAVE_PCRE_LIB
3742
3743 #endif
3744
3745   int peer_sharing_policy = AX_surfxml_peer_sharing_policy;
3746
3747 #ifndef HAVE_PCRE_LIB
3748   //xbt_dynar_t tab_elements_num = xbt_dynar_new(sizeof(int), NULL);
3749   //char *route_src, *route_dst;
3750   //int j;
3751 #endif
3752
3753   static unsigned int surfxml_buffer_stack_stack_ptr = 1;
3754   static unsigned int surfxml_buffer_stack_stack[1024];
3755
3756   surfxml_buffer_stack_stack[0] = 0;
3757
3758   surfxml_bufferstack_push(1);
3759
3760   SURFXML_BUFFER_SET(AS_id, peer_id);
3761   SURFXML_BUFFER_SET(AS_coordinates, peer_coord);
3762 #ifdef HAVE_PCRE_LIB
3763   SURFXML_BUFFER_SET(AS_routing, "RuleBased");
3764   XBT_DEBUG("<AS id=\"%s\"\trouting=\"RuleBased\">", peer_id);
3765 #else
3766   SURFXML_BUFFER_SET(AS_routing, "Full");
3767   XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", peer_id);
3768 #endif
3769   SURFXML_START_TAG(AS);
3770
3771   XBT_DEBUG(" ");
3772   host_id = bprintf("peer_%s", peer_id);
3773   router_id = bprintf("router_%s", peer_id);
3774   link_id_up = bprintf("link_%s_up", peer_id);
3775   link_id_down = bprintf("link_%s_down", peer_id);
3776
3777   link_router = bprintf("%s_link_router", peer_id);
3778   link_backbone = bprintf("%s_backbone", peer_id);
3779
3780   XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\"/>", host_id, peer_power);
3781   A_surfxml_host_state = A_surfxml_host_state_ON;
3782   SURFXML_BUFFER_SET(host_id, host_id);
3783   SURFXML_BUFFER_SET(host_power, peer_power);
3784   SURFXML_BUFFER_SET(host_availability, "1.0");
3785   SURFXML_BUFFER_SET(host_availability_file, peer_availability_file);
3786   SURFXML_BUFFER_SET(host_state_file, peer_state_file);
3787   SURFXML_BUFFER_SET(host_coordinates, "");
3788   SURFXML_START_TAG(host);
3789   SURFXML_END_TAG(host);
3790
3791   XBT_DEBUG("<router id=\"%s\"\tcoordinates=\"%s\"/>", router_id, peer_coord);
3792   SURFXML_BUFFER_SET(router_id, router_id);
3793   SURFXML_BUFFER_SET(router_coordinates, peer_coord);
3794   SURFXML_START_TAG(router);
3795   SURFXML_END_TAG(router);
3796
3797   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_up, peer_bw_in, peer_lat);
3798   A_surfxml_link_state = A_surfxml_link_state_ON;
3799   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3800   if(peer_sharing_policy == A_surfxml_peer_sharing_policy_FULLDUPLEX)
3801 {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
3802   SURFXML_BUFFER_SET(link_id, link_id_up);
3803   SURFXML_BUFFER_SET(link_bandwidth, peer_bw_in);
3804   SURFXML_BUFFER_SET(link_latency, peer_lat);
3805   SURFXML_BUFFER_SET(link_bandwidth_file, "");
3806   SURFXML_BUFFER_SET(link_latency_file, "");
3807   SURFXML_BUFFER_SET(link_state_file, "");
3808   SURFXML_START_TAG(link);
3809   SURFXML_END_TAG(link);
3810
3811   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_down, peer_bw_out, peer_lat);
3812   A_surfxml_link_state = A_surfxml_link_state_ON;
3813   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
3814   if(peer_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
3815 {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
3816   SURFXML_BUFFER_SET(link_id, link_id_down);
3817   SURFXML_BUFFER_SET(link_bandwidth, peer_bw_out);
3818   SURFXML_BUFFER_SET(link_latency, peer_lat);
3819   SURFXML_BUFFER_SET(link_bandwidth_file, "");
3820   SURFXML_BUFFER_SET(link_latency_file, "");
3821   SURFXML_BUFFER_SET(link_state_file, "");
3822   SURFXML_START_TAG(link);
3823   SURFXML_END_TAG(link);
3824
3825   XBT_DEBUG(" ");
3826
3827   // begin here
3828   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", peer_id, router_id);
3829   XBT_DEBUG("symmetrical=\"NO\">");
3830   SURFXML_BUFFER_SET(route_src, peer_id);
3831   SURFXML_BUFFER_SET(route_dst, router_id);
3832   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3833   SURFXML_START_TAG(route);
3834
3835   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_up);
3836   SURFXML_BUFFER_SET(link_ctn_id, link_id_up);
3837   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3838   if(peer_sharing_policy == A_surfxml_peer_sharing_policy_FULLDUPLEX)
3839   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
3840   SURFXML_START_TAG(link_ctn);
3841   SURFXML_END_TAG(link_ctn);
3842
3843   XBT_DEBUG("</route>");
3844   SURFXML_END_TAG(route);
3845
3846   //Opposite Route
3847   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, peer_id);
3848   XBT_DEBUG("symmetrical=\"NO\">");
3849   SURFXML_BUFFER_SET(route_src, router_id);
3850   SURFXML_BUFFER_SET(route_dst, peer_id);
3851   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
3852   SURFXML_START_TAG(route);
3853
3854   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_down);
3855   SURFXML_BUFFER_SET(link_ctn_id, link_id_down);
3856   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
3857   if(peer_sharing_policy == A_surfxml_peer_sharing_policy_FULLDUPLEX)
3858   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
3859   SURFXML_START_TAG(link_ctn);
3860   SURFXML_END_TAG(link_ctn);
3861
3862   XBT_DEBUG("</route>");
3863   SURFXML_END_TAG(route);
3864
3865   XBT_DEBUG("</AS>");
3866   SURFXML_END_TAG(AS);
3867   XBT_DEBUG(" ");
3868
3869   //xbt_dynar_free(&tab_elements_num);
3870
3871   surfxml_bufferstack_pop(1);
3872 }
3873
3874 static void routing_parse_Srandom(void)
3875 {
3876           double mean, std, min, max, seed;
3877           char *random_id = A_surfxml_random_id;
3878           char *random_radical = A_surfxml_random_radical;
3879           surf_parse_get_double(&mean,A_surfxml_random_mean);
3880           surf_parse_get_double(&std,A_surfxml_random_std_deviation);
3881           surf_parse_get_double(&min,A_surfxml_random_min);
3882           surf_parse_get_double(&max,A_surfxml_random_max);
3883           surf_parse_get_double(&seed,A_surfxml_random_seed);
3884
3885           double res = 0;
3886           int i = 0;
3887           random_data_t random = xbt_new0(s_random_data_t, 1);
3888           char *tmpbuf;
3889
3890           xbt_dynar_t radical_elements;
3891           unsigned int iter;
3892           char *groups;
3893           int start, end;
3894           xbt_dynar_t radical_ends;
3895
3896           random->generator = A_surfxml_random_generator;
3897           random->seed = seed;
3898           random->min = min;
3899           random->max = max;
3900
3901           /* Check user stupidities */
3902           if (max < min)
3903             THROW2(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
3904           if (mean < min)
3905             THROW2(arg_error, 0, "random->mean < random->min (%f < %f)", mean,
3906                    min);
3907           if (mean > max)
3908             THROW2(arg_error, 0, "random->mean > random->max (%f > %f)", mean,
3909                    max);
3910
3911           /* normalize the mean and standard deviation before storing */
3912           random->mean = (mean - min) / (max - min);
3913           random->std = std / (max - min);
3914
3915           if (random->mean * (1 - random->mean) < random->std * random->std)
3916             THROW2(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
3917                    random->mean, random->std);
3918
3919           XBT_DEBUG("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
3920           random_id,
3921           random->min,
3922           random->max,
3923           random->mean,
3924           random->std,
3925           random->generator,
3926           random->seed,
3927           random_radical);
3928
3929           if(xbt_dict_size(random_value)==0)
3930                   random_value = xbt_dict_new();
3931
3932           if(!strcmp(random_radical,""))
3933           {
3934                   res = random_generate(random);
3935                   xbt_dict_set(random_value, random_id, bprintf("%f",res), free);
3936           }
3937           else
3938           {
3939                   radical_elements = xbt_str_split(random_radical, ",");
3940                   xbt_dynar_foreach(radical_elements, iter, groups) {
3941                         radical_ends = xbt_str_split(groups, "-");
3942                         switch (xbt_dynar_length(radical_ends)) {
3943                         case 1:
3944                                           xbt_assert1(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",random_id);
3945                                           res = random_generate(random);
3946                                           tmpbuf = bprintf("%s%d",random_id,atoi(xbt_dynar_getfirst_as(radical_ends,char *)));
3947                                           xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
3948                                           xbt_free(tmpbuf);
3949                                           break;
3950
3951                         case 2:   surf_parse_get_int(&start,
3952                                                                                  xbt_dynar_get_as(radical_ends, 0, char *));
3953                                           surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
3954                                           for (i = start; i <= end; i++) {
3955                                                   xbt_assert1(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",bprintf("%s%d",random_id,i));
3956                                                   res = random_generate(random);
3957                                                   tmpbuf = bprintf("%s%d",random_id,i);
3958                                                   xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
3959                                                   xbt_free(tmpbuf);
3960                                           }
3961                                           break;
3962                         default:
3963                                 XBT_INFO("Malformed radical");
3964                         }
3965                         res = random_generate(random);
3966                         xbt_dict_set(random_value, bprintf("%s_router",random_id), bprintf("%f",res), free);
3967
3968                         xbt_dynar_free(&radical_ends);
3969                   }
3970                   xbt_dynar_free(&radical_elements);
3971           }
3972 }
3973
3974 static void routing_parse_Erandom(void)
3975 {
3976         xbt_dict_cursor_t cursor = NULL;
3977         char *key;
3978         char *elem;
3979
3980         xbt_dict_foreach(random_value, cursor, key, elem) {
3981           XBT_DEBUG("%s = %s",key,elem);
3982         }
3983
3984 }
3985
3986
3987 /*
3988  * New methods to init the routing model component from the lua script
3989  */
3990
3991 /*
3992  * calling parse_S_AS_lua with lua values
3993  */
3994 void routing_AS_init(const char *AS_id, const char *AS_routing)
3995 {
3996   parse_S_AS_lua((char *) AS_id, (char *) AS_routing);
3997 }
3998
3999 /*
4000  * calling parse_E_AS_lua to fisnish the creation of routing component
4001  */
4002 void routing_AS_end(const char *AS_id)
4003 {
4004   parse_E_AS_lua((char *) AS_id);
4005 }
4006
4007 /*
4008  * add a host to the network element list
4009  */
4010
4011 void routing_add_host(const char *host_id)
4012 {
4013   parse_S_host_lua((char *) host_id, (char*)""); // FIXME propagate coordinate system to lua
4014 }
4015
4016 /*
4017  * Set a new link on the actual list of link for a route or ASroute
4018  */
4019 void routing_add_link(const char *link_id)
4020 {
4021   parse_E_link_c_ctn_new_elem_lua((char *) link_id);
4022 }
4023
4024 /*
4025  *Set the endpoints for a route
4026  */
4027 void routing_set_route(const char *src_id, const char *dst_id)
4028 {
4029   parse_S_route_new_and_endpoints_lua(src_id, dst_id);
4030 }
4031
4032 /*
4033  * Store the route by calling parse_E_route_store_route
4034  */
4035 void routing_store_route(void)
4036 {
4037   parse_E_route_store_route();
4038 }