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 #ifdef HAVE_PCRE_LIB
   8 #include <pcre.h>               /* regular expression library */
   9 #endif
  10 #include "surf_routing_private.h"
  11 #include "surf/surf_routing.h"
  12
  13 xbt_lib_t host_lib;
  14 int ROUTING_HOST_LEVEL; //Routing level
  15 int     SURF_CPU_LEVEL;         //Surf cpu level
  16 int SURF_WKS_LEVEL;             //Surf workstation level
  17 int SIMIX_HOST_LEVEL;   //Simix level
  18 int     MSG_HOST_LEVEL;         //Msg level
  19 int     SD_HOST_LEVEL;          //Simdag level
  20 int     COORD_HOST_LEVEL;       //Coordinates level
  21 int NS3_HOST_LEVEL;             //host node for ns3
  22
  23 xbt_lib_t link_lib;
  24 int SD_LINK_LEVEL;              //Simdag level
  25 int SURF_LINK_LEVEL;    //Surf level
  26 int NS3_LINK_LEVEL;             //link for ns3
  27
  28 xbt_lib_t as_router_lib;
  29 int ROUTING_ASR_LEVEL;  //Routing level
  30 int COORD_ASR_LEVEL;    //Coordinates level
  31 int NS3_ASR_LEVEL;              //host node for ns3
  32
  33 static xbt_dict_t patterns = NULL;
  34 static xbt_dict_t random_value = NULL;
  35
  36 /* Global vars */
  37 routing_global_t global_routing = NULL;
  38 routing_component_t current_routing = NULL;
  39 model_type_t current_routing_model = NULL;
  40
  41 /* global parse functions */
  42 xbt_dynar_t link_list = NULL;    /* temporary store of current list link of a route */
  43 static const char *src = NULL;        /* temporary store the source name of a route */
  44 static const char *dst = NULL;        /* temporary store the destination name of a route */
  45 static char *gw_src = NULL;     /* temporary store the gateway source name of a route */
  46 static char *gw_dst = NULL;     /* temporary store the gateway destination name of a route */
  47 static double_f_cpvoid_t get_link_latency = NULL;
  48
  49 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
  50
  51 static void routing_parse_Speer(void);          /* peer bypass */
  52 static void routing_parse_Srandom(void);        /* random bypass */
  53 static void routing_parse_Erandom(void);        /* random bypass */
  54
  55 static void routing_parse_Sconfig(void);        /* config Tag */
  56 static void routing_parse_Econfig(void);        /* config Tag */
  57
  58 static char* replace_random_parameter(char * chaine);
  59 static void clean_dict_random(void);
  60
  61 /* this lines are only for replace use like index in the model table */
  62 typedef enum {
  63   SURF_MODEL_FULL = 0,
  64   SURF_MODEL_FLOYD,
  65   SURF_MODEL_DIJKSTRA,
  66   SURF_MODEL_DIJKSTRACACHE,
  67   SURF_MODEL_NONE,
  68 #ifdef HAVE_PCRE_LIB
  69   SURF_MODEL_RULEBASED
  70 #endif
  71 } e_routing_types;
  72
  73 struct s_model_type routing_models[] = { {"Full",
  74                                           "Full routing data (fast, large memory requirements, fully expressive)",
  75                                           model_full_create,
  76                                           model_full_load,
  77                                           model_full_unload,
  78                                           model_full_end},
  79 {"Floyd",
  80  "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
  81  model_floyd_create, model_floyd_load, model_floyd_unload,
  82  model_floyd_end},
  83 {"Dijkstra",
  84  "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
  85  model_dijkstra_create, model_dijkstra_both_load,
  86  model_dijkstra_both_unload, model_dijkstra_both_end},
  87 {"DijkstraCache",
  88  "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
  89  model_dijkstracache_create, model_dijkstra_both_load,
  90  model_dijkstra_both_unload, model_dijkstra_both_end},
  91 {"none", "No routing (usable with Constant network only)",
  92  model_none_create, model_none_load, model_none_unload, model_none_end},
  93 #ifdef HAVE_PCRE_LIB
  94 {"RuleBased", "Rule-Based routing data (...)", model_rulebased_create,
  95  model_rulebased_load, model_rulebased_unload, model_rulebased_end},
  96 {"Vivaldi", "Vivaldi routing", model_rulebased_create,
  97   model_rulebased_load, model_rulebased_unload, model_rulebased_end},
  98 #endif
  99 {NULL, NULL, NULL, NULL, NULL, NULL}
 100 };
 101
 102 static double euclidean_dist_comp(int index, xbt_dynar_t src, xbt_dynar_t dst)
 103 {
 104         double src_coord, dst_coord;
 105
 106         src_coord = atof(xbt_dynar_get_as(src, index, char *));
 107         dst_coord = atof(xbt_dynar_get_as(dst, index, char *));
 108
 109         return (src_coord-dst_coord)*(src_coord-dst_coord);
 110
 111 }
 112
 113 static double base_vivaldi_get_latency (const char *src, const char *dst)
 114 {
 115   double euclidean_dist;
 116   xbt_dynar_t src_ctn, dst_ctn;
 117   src_ctn = xbt_lib_get_or_null(host_lib, src, COORD_HOST_LEVEL);
 118   if(!src_ctn) src_ctn = xbt_lib_get_or_null(as_router_lib, src, COORD_ASR_LEVEL);
 119   dst_ctn = xbt_lib_get_or_null(host_lib, dst, COORD_HOST_LEVEL);
 120   if(!dst_ctn) dst_ctn = xbt_lib_get_or_null(as_router_lib, dst, COORD_ASR_LEVEL);
 121
 122   if(dst_ctn == NULL || src_ctn == NULL)
 123   xbt_die("Coord src '%s' :%p   dst '%s' :%p",src,src_ctn,dst,dst_ctn);
 124
 125   euclidean_dist = sqrt (euclidean_dist_comp(0,src_ctn,dst_ctn)+euclidean_dist_comp(1,src_ctn,dst_ctn))
 126                                  + fabs(atof(xbt_dynar_get_as(src_ctn, 2, char *)))+fabs(atof(xbt_dynar_get_as(dst_ctn, 2, char *)));
 127
 128   xbt_assert(euclidean_dist>=0, "Euclidean Dist is less than 0\"%s\" and \"%.2f\"", src, euclidean_dist);
 129
 130   //From .ms to .s
 131   return euclidean_dist / 1000;
 132 }
 133
 134 static double vivaldi_get_link_latency (routing_component_t rc,const char *src, const char *dst, route_extended_t e_route)
 135 {
 136   if(get_network_element_type(src) == SURF_NETWORK_ELEMENT_AS) {
 137           int need_to_clean = e_route?0:1;
 138           double latency;
 139           e_route = e_route?e_route:(*(rc->get_route)) (rc, src, dst);
 140           latency = base_vivaldi_get_latency(e_route->src_gateway,e_route->dst_gateway);
 141           if(need_to_clean) generic_free_extended_route(e_route);
 142           return latency;
 143   } else {
 144           return base_vivaldi_get_latency(src,dst);
 145   }
 146 }
 147
 148 /**
 149  * \brief Add a "host" to the network element list
 150  */
 151 static void parse_S_host(const char *host_id, const char* coord)
 152 {
 153   network_element_info_t info = NULL;
 154   if (current_routing->hierarchy == SURF_ROUTING_NULL)
 155     current_routing->hierarchy = SURF_ROUTING_BASE;
 156   xbt_assert(!xbt_lib_get_or_null(host_lib, host_id,ROUTING_HOST_LEVEL),
 157               "Reading a host, processing unit \"%s\" already exists",
 158               host_id);
 159   xbt_assert(current_routing->set_processing_unit,
 160               "no defined method \"set_processing_unit\" in \"%s\"",
 161               current_routing->name);
 162   (*(current_routing->set_processing_unit)) (current_routing, host_id);
 163   info = xbt_new0(s_network_element_info_t, 1);
 164   info->rc_component = current_routing;
 165   info->rc_type = SURF_NETWORK_ELEMENT_HOST;
 166   xbt_lib_set(host_lib,host_id,ROUTING_HOST_LEVEL,(void *) info);
 167   if (strcmp(coord,"")) {
 168         if(!COORD_HOST_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
 169     xbt_dynar_t ctn = xbt_str_split_str(coord, " ");
 170     xbt_dynar_shrink(ctn, 0);
 171     xbt_lib_set(host_lib,host_id,COORD_HOST_LEVEL,(void *) ctn);
 172   }
 173 }
 174
 175 static void parse_E_host(void)
 176 {
 177          xbt_dict_cursor_t cursor = NULL;
 178           char *key;
 179           char *elem;
 180
 181           xbt_dict_foreach(current_property_set, cursor, key, elem) {
 182                   XBT_DEBUG("property : %s = %s",key,elem);
 183                 }
 184 }
 185
 186 /*
 187  * \brief Add a host to the network element list from XML
 188  */
 189 static void parse_S_host_XML(void)
 190 {
 191         parse_S_host(A_surfxml_host_id, A_surfxml_host_coordinates);
 192 }
 193 static void parse_E_host_XML(void)
 194 {
 195         parse_E_host();
 196 }
 197
 198 /*
 199  * \brief Add a host to the network element list from lua script
 200  */
 201 static void parse_S_host_lua(const char *host_id, const char *coord)
 202 {
 203   parse_S_host(host_id, coord);
 204 }
 205
 206
 207 /**
 208  * \brief Add a "router" to the network element list
 209  */
 210 static void parse_S_router(const char *router_id)
 211 {
 212   network_element_info_t info = NULL;
 213
 214   if (current_routing->hierarchy == SURF_ROUTING_NULL)
 215     current_routing->hierarchy = SURF_ROUTING_BASE;
 216   xbt_assert(!xbt_lib_get_or_null(as_router_lib,A_surfxml_router_id, ROUTING_ASR_LEVEL),
 217               "Reading a router, processing unit \"%s\" already exists",
 218               router_id);
 219   xbt_assert(current_routing->set_processing_unit,
 220               "no defined method \"set_processing_unit\" in \"%s\"",
 221               current_routing->name);
 222   (*(current_routing->set_processing_unit)) (current_routing,
 223                                              router_id);
 224   info = xbt_new0(s_network_element_info_t, 1);
 225   info->rc_component = current_routing;
 226   info->rc_type = SURF_NETWORK_ELEMENT_ROUTER;
 227
 228   xbt_lib_set(as_router_lib,router_id,ROUTING_ASR_LEVEL,(void *) info);
 229   if (strcmp(A_surfxml_router_coordinates,"")) {
 230         if(!COORD_ASR_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
 231     xbt_dynar_t ctn = xbt_str_split_str(A_surfxml_router_coordinates, " ");
 232     xbt_dynar_shrink(ctn, 0);
 233     xbt_lib_set(as_router_lib,router_id,COORD_ASR_LEVEL,(void *) ctn);
 234   }
 235 }
 236
 237 /**
 238  * brief Add a "router" to the network element list from XML description
 239  */
 240 static void parse_S_router_XML(void)
 241 {
 242         return parse_S_router(A_surfxml_router_id);
 243 }
 244
 245 /**
 246  * brief Add a "router" to the network element list from XML description
 247  */
 248 static void parse_S_router_lua(const char* router_id)
 249 {
 250         return parse_S_router(router_id);
 251 }
 252
 253 /**
 254  * \brief Set the endponints for a route
 255  */
 256 static void parse_S_route_new_and_endpoints(const char *src_id, const char *dst_id)
 257 {
 258   if (src != NULL && dst != NULL && link_list != NULL)
 259     THROWF(arg_error, 0, "Route between %s to %s can not be defined",
 260            src_id, dst_id);
 261   src = src_id;
 262   dst = dst_id;
 263   xbt_assert(strlen(src) > 0 || strlen(dst) > 0,
 264               "Some limits are null in the route between \"%s\" and \"%s\"",
 265               src, dst);
 266   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 267 }
 268
 269 /**
 270  * \brief Set the endpoints for a route from XML
 271  */
 272 static void parse_S_route_new_and_endpoints_XML(void)
 273 {
 274   parse_S_route_new_and_endpoints(A_surfxml_route_src,
 275                                   A_surfxml_route_dst);
 276 }
 277
 278 /**
 279  * \brief Set the endpoints for a route from lua
 280  */
 281 static void parse_S_route_new_and_endpoints_lua(const char *id_src, const char *id_dst)
 282 {
 283   parse_S_route_new_and_endpoints(id_src, id_dst);
 284 }
 285
 286 /**
 287  * \brief Set the endponints and gateways for a ASroute
 288  */
 289 static void parse_S_ASroute_new_and_endpoints(void)
 290 {
 291   if (src != NULL && dst != NULL && link_list != NULL)
 292     THROWF(arg_error, 0, "Route between %s to %s can not be defined",
 293            A_surfxml_ASroute_src, A_surfxml_ASroute_dst);
 294   src = A_surfxml_ASroute_src;
 295   dst = A_surfxml_ASroute_dst;
 296   gw_src = A_surfxml_ASroute_gw_src;
 297   gw_dst = A_surfxml_ASroute_gw_dst;
 298   xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
 299               || strlen(gw_dst) > 0,
 300               "Some limits are null in the route between \"%s\" and \"%s\"",
 301               src, dst);
 302   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 303 }
 304
 305 /**
 306  * \brief Set the endponints for a bypassRoute
 307  */
 308 static void parse_S_bypassRoute_new_and_endpoints(void)
 309 {
 310   if (src != NULL && dst != NULL && link_list != NULL)
 311     THROWF(arg_error, 0,
 312            "Bypass Route between %s to %s can not be defined",
 313            A_surfxml_bypassRoute_src, A_surfxml_bypassRoute_dst);
 314   src = A_surfxml_bypassRoute_src;
 315   dst = A_surfxml_bypassRoute_dst;
 316   gw_src = A_surfxml_bypassRoute_gw_src;
 317   gw_dst = A_surfxml_bypassRoute_gw_dst;
 318   xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
 319               || strlen(gw_dst) > 0,
 320               "Some limits are null in the route between \"%s\" and \"%s\"",
 321               src, dst);
 322   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 323 }
 324
 325 /**
 326  * \brief Set a new link on the actual list of link for a route or ASroute
 327  */
 328 static void parse_E_link_ctn_new_elem(const char *link_id)
 329 {
 330   char *val;
 331   val = xbt_strdup(link_id);
 332   xbt_dynar_push(link_list, &val);
 333 }
 334
 335 /**
 336  * \brief Set a new link on the actual list of link for a route or ASroute from XML
 337  */
 338
 339 static void parse_E_link_ctn_new_elem_XML(void)
 340 {
 341   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_NONE)
 342     parse_E_link_ctn_new_elem(A_surfxml_link_ctn_id);
 343   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_UP) {
 344     char *link_id = bprintf("%s_UP", A_surfxml_link_ctn_id);
 345     parse_E_link_ctn_new_elem(link_id);
 346     free(link_id);
 347   }
 348   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_DOWN) {
 349     char *link_id = bprintf("%s_DOWN", A_surfxml_link_ctn_id);
 350     parse_E_link_ctn_new_elem(link_id);
 351     free(link_id);
 352   }
 353 }
 354
 355 /**
 356  * \brief Set a new link on the actual list of link for a route or ASroute from lua
 357  */
 358 static void parse_E_link_c_ctn_new_elem_lua(const char *link_id)
 359 {
 360   parse_E_link_ctn_new_elem(link_id);
 361 }
 362
 363 /**
 364  * \brief Store the route by calling the set_route function of the current routing component
 365  */
 366 static void parse_E_route_store_route(void)
 367 {
 368   name_route_extended_t route = xbt_new0(s_name_route_extended_t, 1);
 369   route->generic_route.link_list = link_list;
 370   xbt_assert(current_routing->set_route,
 371               "no defined method \"set_route\" in \"%s\"",
 372               current_routing->name);
 373   (*(current_routing->set_route)) (current_routing, src, dst, route);
 374   link_list = NULL;
 375   src = NULL;
 376   dst = NULL;
 377 }
 378
 379 /**
 380  * \brief Store the ASroute by calling the set_ASroute function of the current routing component
 381  */
 382 static void parse_E_ASroute_store_route(void)
 383 {
 384   name_route_extended_t e_route = xbt_new0(s_name_route_extended_t, 1);
 385   e_route->generic_route.link_list = link_list;
 386   e_route->src_gateway = xbt_strdup(gw_src);
 387   e_route->dst_gateway = xbt_strdup(gw_dst);
 388   xbt_assert(current_routing->set_ASroute,
 389               "no defined method \"set_ASroute\" in \"%s\"",
 390               current_routing->name);
 391   (*(current_routing->set_ASroute)) (current_routing, src, dst, e_route);
 392   link_list = NULL;
 393   src = NULL;
 394   dst = NULL;
 395   gw_src = NULL;
 396   gw_dst = NULL;
 397 }
 398
 399 /**
 400  * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
 401  */
 402 static void parse_E_bypassRoute_store_route(void)
 403 {
 404   route_extended_t e_route = xbt_new0(s_route_extended_t, 1);
 405   e_route->generic_route.link_list = link_list;
 406   e_route->src_gateway = xbt_strdup(gw_src);
 407   e_route->dst_gateway = xbt_strdup(gw_dst);
 408   xbt_assert(current_routing->set_bypassroute,
 409               "no defined method \"set_bypassroute\" in \"%s\"",
 410               current_routing->name);
 411   (*(current_routing->set_bypassroute)) (current_routing, src, dst,
 412                                          e_route);
 413   link_list = NULL;
 414   src = NULL;
 415   dst = NULL;
 416   gw_src = NULL;
 417   gw_dst = NULL;
 418 }
 419
 420 /**
 421  * \brief Make a new routing component
 422  *
 423  * make the new structure and
 424  * set the parsing functions to allows parsing the part of the routing tree
 425  */
 426 static void parse_S_AS(char *AS_id, char *AS_routing)
 427 {
 428   routing_component_t new_routing;
 429   model_type_t model = NULL;
 430   char *wanted = AS_routing;
 431   int cpt;
 432   /* seach the routing model */
 433   for (cpt = 0; routing_models[cpt].name; cpt++)
 434     if (!strcmp(wanted, routing_models[cpt].name))
 435       model = &routing_models[cpt];
 436   /* if its not exist, error */
 437   if (model == NULL) {
 438     fprintf(stderr, "Routing model %s not found. Existing models:\n",
 439             wanted);
 440     for (cpt = 0; routing_models[cpt].name; cpt++)
 441       if (!strcmp(wanted, routing_models[cpt].name))
 442         fprintf(stderr, "   %s: %s\n", routing_models[cpt].name,
 443                 routing_models[cpt].desc);
 444     xbt_die(NULL);
 445   }
 446
 447   /* make a new routing component */
 448   new_routing = (routing_component_t) (*(model->create)) ();
 449   new_routing->routing = model;
 450   new_routing->hierarchy = SURF_ROUTING_NULL;
 451   new_routing->name = xbt_strdup(AS_id);
 452   new_routing->routing_sons = xbt_dict_new();
 453
 454   /* Hack for Vivaldi */
 455   if(!strcmp(model->name,"Vivaldi"))
 456         new_routing->get_latency = vivaldi_get_link_latency;
 457
 458   if (current_routing == NULL && global_routing->root == NULL) {
 459
 460     /* it is the first one */
 461     new_routing->routing_father = NULL;
 462     global_routing->root = new_routing;
 463
 464   } else if (current_routing != NULL && global_routing->root != NULL) {
 465
 466     xbt_assert(!xbt_dict_get_or_null
 467                 (current_routing->routing_sons, AS_id),
 468                 "The AS \"%s\" already exists", AS_id);
 469     /* it is a part of the tree */
 470     new_routing->routing_father = current_routing;
 471     /* set the father behavior */
 472     if (current_routing->hierarchy == SURF_ROUTING_NULL)
 473       current_routing->hierarchy = SURF_ROUTING_RECURSIVE;
 474     /* add to the sons dictionary */
 475     xbt_dict_set(current_routing->routing_sons, AS_id,
 476                  (void *) new_routing, NULL);
 477     /* add to the father element list */
 478     (*(current_routing->set_autonomous_system)) (current_routing, AS_id);
 479     /* unload the prev parse rules */
 480     (*(current_routing->routing->unload)) ();
 481
 482   } else {
 483     THROWF(arg_error, 0, "All defined components must be belong to a AS");
 484   }
 485   /* set the new parse rules */
 486   (*(new_routing->routing->load)) ();
 487   /* set the new current component of the tree */
 488   current_routing = new_routing;
 489 }
 490
 491 /*
 492  * Detect the routing model type of the routing component from XML platforms
 493  */
 494 static void parse_S_AS_XML(void)
 495 {
 496   parse_S_AS(A_surfxml_AS_id, A_surfxml_AS_routing);
 497 }
 498
 499 /*
 500  * define the routing model type of routing component from lua script
 501  */
 502 static void parse_S_AS_lua(char *id, char *mode)
 503 {
 504   parse_S_AS(id, mode);
 505 }
 506
 507
 508 /**
 509  * \brief Finish the creation of a new routing component
 510  *
 511  * When you finish to read the routing component, other structures must be created.
 512  * the "end" method allow to do that for any routing model type
 513  */
 514 static void parse_E_AS(const char *AS_id)
 515 {
 516
 517   if (current_routing == NULL) {
 518     THROWF(arg_error, 0, "Close AS(%s), that never open", AS_id);
 519   } else {
 520     network_element_info_t info = NULL;
 521     xbt_assert(!xbt_lib_get_or_null(as_router_lib,current_routing->name, ROUTING_ASR_LEVEL),
 522                 "The AS \"%s\" already exists",current_routing->name);
 523     info = xbt_new0(s_network_element_info_t, 1);
 524     info->rc_component = current_routing->routing_father;
 525     info->rc_type = SURF_NETWORK_ELEMENT_AS;
 526     xbt_lib_set(as_router_lib,current_routing->name,ROUTING_ASR_LEVEL,(void *) info);
 527
 528     (*(current_routing->routing->unload)) ();
 529     (*(current_routing->routing->end)) ();
 530     current_routing = current_routing->routing_father;
 531     if (current_routing != NULL)
 532       (*(current_routing->routing->load)) ();
 533   }
 534 }
 535
 536 /*
 537  * \brief Finish the creation of a new routing component from XML
 538  */
 539 static void parse_E_AS_XML(void)
 540 {
 541   parse_E_AS(A_surfxml_AS_id);
 542 }
 543
 544 /*
 545  * \brief Finish the creation of a new routing component from lua
 546  */
 547 static void parse_E_AS_lua(const char *id)
 548 {
 549   parse_E_AS(id);
 550 }
 551
 552 /* Aux Business methods */
 553
 554 /**
 555  * \brief Get the AS name of the element
 556  *
 557  * \param name the host name
 558  *
 559  */
 560 static char* elements_As_name(const char *name)
 561 {
 562   routing_component_t as_comp;
 563
 564   /* (1) find the as where the host is located */
 565   as_comp = ((network_element_info_t)
 566             xbt_lib_get_or_null(host_lib,name, ROUTING_HOST_LEVEL))->rc_component;
 567   return as_comp->name;
 568 }
 569
 570
 571 /**
 572  * \brief Get the AS father and the first elements of the chain
 573  *
 574  * \param src the source host name
 575  * \param dst the destination host name
 576  *
 577  * Get the common father of the to processing units, and the first different
 578  * father in the chain
 579  */
 580 static void elements_father(const char *src, const char *dst,
 581                             routing_component_t *res_father,
 582                             routing_component_t *res_src,
 583                             routing_component_t *res_dst)
 584 {
 585   xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
 586 #define ELEMENTS_FATHER_MAXDEPTH 16 /* increase if it is not enough */
 587   routing_component_t src_as, dst_as;
 588   routing_component_t path_src[ELEMENTS_FATHER_MAXDEPTH];
 589   routing_component_t path_dst[ELEMENTS_FATHER_MAXDEPTH];
 590   int index_src = 0;
 591   int index_dst = 0;
 592   routing_component_t current;
 593   routing_component_t current_src;
 594   routing_component_t current_dst;
 595   routing_component_t father;
 596
 597   /* (1) find the as where the src and dst are located */
 598   network_element_info_t src_data = xbt_lib_get_or_null(host_lib, src,
 599                                                         ROUTING_HOST_LEVEL);
 600   network_element_info_t dst_data = xbt_lib_get_or_null(host_lib, dst,
 601                                                         ROUTING_HOST_LEVEL);
 602   if (!src_data)
 603     src_data = xbt_lib_get_or_null(as_router_lib, src, ROUTING_ASR_LEVEL);
 604   if (!dst_data)
 605     dst_data = xbt_lib_get_or_null(as_router_lib, dst, ROUTING_ASR_LEVEL);
 606   src_as = src_data->rc_component;
 607   dst_as = dst_data->rc_component;
 608
 609   xbt_assert(src_as && dst_as,
 610              "Ask for route \"from\"(%s) or \"to\"(%s) no found", src, dst);
 611
 612   /* (2) find the path to the root routing component */
 613   for (current = src_as ; current != NULL ; current = current->routing_father) {
 614     if (index_src >= ELEMENTS_FATHER_MAXDEPTH)
 615       xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_src");
 616     path_src[index_src++] = current;
 617   }
 618   for (current = dst_as ; current != NULL ; current = current->routing_father) {
 619     if (index_dst >= ELEMENTS_FATHER_MAXDEPTH)
 620       xbt_die("ELEMENTS_FATHER_MAXDEPTH should be increased for path_dst");
 621     path_dst[index_dst++] = current;
 622   }
 623
 624   /* (3) find the common father */
 625   do {
 626     current_src = path_src[--index_src];
 627     current_dst = path_dst[--index_dst];
 628   } while (index_src > 0 && index_dst > 0 && current_src == current_dst);
 629
 630   /* (4) they are not in the same routing component, make the path */
 631   if (current_src == current_dst)
 632     father = current_src;
 633   else
 634     father = path_src[index_src + 1];
 635
 636   /* (5) result generation */
 637   *res_father = father;         /* first the common father of src and dst */
 638   *res_src = current_src;       /* second the first different father of src */
 639   *res_dst = current_dst;       /* three  the first different father of dst */
 640
 641 #undef ELEMENTS_FATHER_MAXDEPTH
 642 }
 643
 644 /* Global Business methods */
 645
 646 /**
 647  * \brief Recursive function for get_route_latency
 648  *
 649  * \param src the source host name
 650  * \param dst the destination host name
 651  * \param *e_route the route where the links are stored
 652  * \param *latency the latency, if needed
 653  *
 654  * This function is called by "get_route" and "get_latency". It allows to walk
 655  * recursively through the routing components tree.
 656  */
 657 static void _get_route_latency(const char *src, const char *dst,
 658                                xbt_dynar_t *route, double *latency)
 659 {
 660   XBT_DEBUG("Solve route/latency  \"%s\" to \"%s\"", src, dst);
 661   xbt_assert(src && dst, "bad parameters for \"_get_route_latency\" method");
 662
 663   routing_component_t common_father;
 664   routing_component_t src_father;
 665   routing_component_t dst_father;
 666   elements_father(src, dst, &common_father, &src_father, &dst_father);
 667
 668   if (src_father == dst_father) { /* SURF_ROUTING_BASE */
 669
 670     route_extended_t e_route = NULL;
 671     if (route) {
 672       e_route = common_father->get_route(common_father, src, dst);
 673       xbt_assert(e_route, "no route between \"%s\" and \"%s\"", src, dst);
 674       *route = e_route->generic_route.link_list;
 675     }
 676     if (latency) {
 677       *latency = common_father->get_latency(common_father, src, dst, e_route);
 678       xbt_assert(*latency >= 0.0,
 679                  "latency error on route between \"%s\" and \"%s\"", src, dst);
 680     }
 681     if (e_route) {
 682       xbt_free(e_route->src_gateway);
 683       xbt_free(e_route->dst_gateway);
 684       xbt_free(e_route);
 685     }
 686
 687   } else {                      /* SURF_ROUTING_RECURSIVE */
 688
 689     route_extended_t e_route_bypass = NULL;
 690     if (common_father->get_bypass_route)
 691       e_route_bypass = common_father->get_bypass_route(common_father, src, dst);
 692
 693     xbt_assert(!latency || !e_route_bypass,
 694                "Bypass cannot work yet with get_latency");
 695
 696     route_extended_t e_route_cnt = e_route_bypass
 697       ? e_route_bypass
 698       : common_father->get_route(common_father,
 699                                src_father->name, dst_father->name);
 700
 701     xbt_assert(e_route_cnt, "no route between \"%s\" and \"%s\"",
 702                src_father->name, dst_father->name);
 703
 704     xbt_assert((e_route_cnt->src_gateway == NULL) ==
 705                (e_route_cnt->dst_gateway == NULL),
 706                "bad gateway for route between \"%s\" and \"%s\"", src, dst);
 707
 708     if (route) {
 709       *route = xbt_dynar_new(global_routing->size_of_link, NULL);
 710     }
 711     if (latency) {
 712       *latency = common_father->get_latency(common_father,
 713                                             src_father->name, dst_father->name,
 714                                             e_route_cnt);
 715       xbt_assert(*latency >= 0.0,
 716                  "latency error on route between \"%s\" and \"%s\"",
 717                  src_father->name, dst_father->name);
 718     }
 719
 720     void *link;
 721     unsigned int cpt;
 722
 723     if (strcmp(src, e_route_cnt->src_gateway)) {
 724       double latency_src;
 725       xbt_dynar_t route_src;
 726
 727       _get_route_latency(src, e_route_cnt->src_gateway,
 728                          (route ? &route_src : NULL),
 729                          (latency ? &latency_src : NULL));
 730       if (route) {
 731         xbt_assert(route_src, "no route between \"%s\" and \"%s\"",
 732                    src, e_route_cnt->src_gateway);
 733         xbt_dynar_foreach(route_src, cpt, link) {
 734           xbt_dynar_push(*route, &link);
 735         }
 736         xbt_dynar_free(&route_src);
 737       }
 738       if (latency) {
 739         xbt_assert(latency_src >= 0.0,
 740                    "latency error on route between \"%s\" and \"%s\"",
 741                    src, e_route_cnt->src_gateway);
 742         *latency += latency_src;
 743       }
 744     }
 745
 746     if (route) {
 747       xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
 748         xbt_dynar_push(*route, &link);
 749       }
 750     }
 751
 752     if (strcmp(e_route_cnt->dst_gateway, dst)) {
 753       double latency_dst;
 754       xbt_dynar_t route_dst;
 755
 756       _get_route_latency(e_route_cnt->dst_gateway, dst,
 757                          (route ? &route_dst : NULL),
 758                          (latency ? &latency_dst : NULL));
 759       if (route) {
 760         xbt_assert(route_dst, "no route between \"%s\" and \"%s\"",
 761                    e_route_cnt->dst_gateway, dst);
 762         xbt_dynar_foreach(route_dst, cpt, link) {
 763           xbt_dynar_push(*route, &link);
 764         }
 765         xbt_dynar_free(&route_dst);
 766       }
 767       if (latency) {
 768         xbt_assert(latency_dst >= 0.0,
 769                    "latency error on route between \"%s\" and \"%s\"",
 770                    e_route_cnt->dst_gateway, dst);
 771         *latency += latency_dst;
 772       }
 773     }
 774
 775     generic_free_extended_route(e_route_cnt);
 776   }
 777 }
 778
 779 /**
 780  * \brief Generic function for get_route, get_route_no_cleanup, and get_latency
 781  */
 782 static void get_route_latency(const char *src, const char *dst,
 783                               xbt_dynar_t *route, double *latency, int cleanup)
 784 {
 785   _get_route_latency(src, dst, route, latency);
 786   xbt_assert(!route || *route, "no route between \"%s\" and \"%s\"", src, dst);
 787   xbt_assert(!latency || *latency >= 0.0,
 788              "latency error on route between \"%s\" and \"%s\"", src, dst);
 789   if (route) {
 790     xbt_dynar_free(&global_routing->last_route);
 791     global_routing->last_route = cleanup ? *route : NULL;
 792   }
 793 }
 794
 795 /**
 796  * \brief Generic method: find a route between hosts
 797  *
 798  * \param src the source host name
 799  * \param dst the destination host name
 800  *
 801  * walk through the routing components tree and find a route between hosts
 802  * by calling the differents "get_route" functions in each routing component.
 803  * No need to free the returned dynar. It will be freed at the next call.
 804  */
 805 static xbt_dynar_t get_route(const char *src, const char *dst)
 806 {
 807   xbt_dynar_t route = NULL;
 808   get_route_latency(src, dst, &route, NULL, 1);
 809   return route;
 810 }
 811
 812 /**
 813  * \brief Generic method: find a route between hosts
 814  *
 815  * \param src the source host name
 816  * \param dst the destination host name
 817  *
 818  * walk through the routing components tree and find a route between hosts
 819  * by calling the differents "get_route" functions in each routing component.
 820  * Leaves the caller the responsability to clean the returned dynar.
 821  */
 822 static xbt_dynar_t get_route_no_cleanup(const char *src, const char *dst)
 823 {
 824   xbt_dynar_t route = NULL;
 825   get_route_latency(src, dst, &route, NULL, 0);
 826   return route;
 827 }
 828
 829 /*Get Latency*/
 830 static double get_latency(const char *src, const char *dst)
 831 {
 832   double latency = -1.0;
 833   get_route_latency(src, dst, NULL, &latency, 0);
 834   return latency;
 835 }
 836
 837 /**
 838  * \brief Recursive function for finalize
 839  *
 840  * \param rc the source host name
 841  *
 842  * This fuction is call by "finalize". It allow to finalize the
 843  * AS or routing components. It delete all the structures.
 844  */
 845 static void _finalize(routing_component_t rc)
 846 {
 847   if (rc) {
 848     xbt_dict_cursor_t cursor = NULL;
 849     char *key;
 850     routing_component_t elem;
 851     xbt_dict_foreach(rc->routing_sons, cursor, key, elem) {
 852       _finalize(elem);
 853     }
 854     xbt_dict_t tmp_sons = rc->routing_sons;
 855     char *tmp_name = rc->name;
 856     xbt_dict_free(&tmp_sons);
 857     xbt_free(tmp_name);
 858     xbt_assert(rc->finalize, "no defined method \"finalize\" in \"%s\"",
 859                 current_routing->name);
 860     (*(rc->finalize)) (rc);
 861   }
 862 }
 863
 864 /**
 865  * \brief Generic method: delete all the routing structures
 866  *
 867  * walk through the routing components tree and delete the structures
 868  * by calling the differents "finalize" functions in each routing component
 869  */
 870 static void finalize(void)
 871 {
 872   /* delete recursibly all the tree */
 873   _finalize(global_routing->root);
 874   /* delete last_route */
 875   xbt_dynar_free(&(global_routing->last_route));
 876   /* delete global routing structure */
 877   xbt_free(global_routing);
 878 }
 879
 880 static xbt_dynar_t recursive_get_onelink_routes(routing_component_t rc)
 881 {
 882   xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
 883
 884   //adding my one link routes
 885   unsigned int cpt;
 886   void *link;
 887   xbt_dynar_t onelink_mine = rc->get_onelink_routes(rc);
 888   if (onelink_mine) {
 889     xbt_dynar_foreach(onelink_mine, cpt, link) {
 890       xbt_dynar_push(ret, &link);
 891     }
 892   }
 893   //recursing
 894   char *key;
 895   xbt_dict_cursor_t cursor = NULL;
 896   routing_component_t rc_child;
 897   xbt_dict_foreach(rc->routing_sons, cursor, key, rc_child) {
 898     xbt_dynar_t onelink_child = recursive_get_onelink_routes(rc_child);
 899     if (onelink_child) {
 900       xbt_dynar_foreach(onelink_child, cpt, link) {
 901         xbt_dynar_push(ret, &link);
 902       }
 903     }
 904   }
 905   return ret;
 906 }
 907
 908 static xbt_dynar_t get_onelink_routes(void)
 909 {
 910   return recursive_get_onelink_routes(global_routing->root);
 911 }
 912
 913 e_surf_network_element_type_t get_network_element_type(const char
 914                                                               *name)
 915 {
 916   network_element_info_t rc = NULL;
 917
 918   rc = xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
 919   if(rc) return rc->rc_type;
 920
 921   rc = xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
 922   if(rc) return rc->rc_type;
 923
 924   return SURF_NETWORK_ELEMENT_NULL;
 925 }
 926
 927 /**
 928  * \brief Generic method: create the global routing schema
 929  *
 930  * Make a global routing structure and set all the parsing functions.
 931  */
 932 void routing_model_create(size_t size_of_links, void *loopback, double_f_cpvoid_t get_link_latency_fun)
 933 {
 934   /* config the uniq global routing */
 935   global_routing = xbt_new0(s_routing_global_t, 1);
 936   global_routing->root = NULL;
 937   global_routing->get_route = get_route;
 938   global_routing->get_latency = get_latency;
 939   global_routing->get_route_no_cleanup = get_route_no_cleanup;
 940   global_routing->get_onelink_routes = get_onelink_routes;
 941   global_routing->get_route_latency = get_route_latency;
 942   global_routing->get_network_element_type = get_network_element_type;
 943   global_routing->finalize = finalize;
 944   global_routing->loopback = loopback;
 945   global_routing->size_of_link = size_of_links;
 946   global_routing->last_route = NULL;
 947   get_link_latency = get_link_latency_fun;
 948   /* no current routing at moment */
 949   current_routing = NULL;
 950
 951   /* parse generic elements */
 952   surfxml_add_callback(STag_surfxml_host_cb_list, &parse_S_host_XML);
 953   surfxml_add_callback(ETag_surfxml_host_cb_list, &parse_E_host_XML);
 954   surfxml_add_callback(STag_surfxml_router_cb_list, &parse_S_router_XML);
 955
 956   surfxml_add_callback(STag_surfxml_route_cb_list,
 957                        &parse_S_route_new_and_endpoints_XML);
 958   surfxml_add_callback(STag_surfxml_ASroute_cb_list,
 959                        &parse_S_ASroute_new_and_endpoints);
 960   surfxml_add_callback(STag_surfxml_bypassRoute_cb_list,
 961                        &parse_S_bypassRoute_new_and_endpoints);
 962
 963   surfxml_add_callback(ETag_surfxml_link_ctn_cb_list,
 964                        &parse_E_link_ctn_new_elem_XML);
 965
 966   surfxml_add_callback(ETag_surfxml_route_cb_list,
 967                        &parse_E_route_store_route);
 968   surfxml_add_callback(ETag_surfxml_ASroute_cb_list,
 969                        &parse_E_ASroute_store_route);
 970   surfxml_add_callback(ETag_surfxml_bypassRoute_cb_list,
 971                        &parse_E_bypassRoute_store_route);
 972
 973   surfxml_add_callback(STag_surfxml_AS_cb_list, &parse_S_AS_XML);
 974   surfxml_add_callback(ETag_surfxml_AS_cb_list, &parse_E_AS_XML);
 975
 976   surfxml_add_callback(STag_surfxml_cluster_cb_list,
 977                        &routing_parse_Scluster);
 978
 979   surfxml_add_callback(STag_surfxml_peer_cb_list,
 980                          &routing_parse_Speer);
 981
 982   surfxml_add_callback(ETag_surfxml_platform_cb_list,
 983                                                   &clean_dict_random);
 984
 985 #ifdef HAVE_TRACING
 986   instr_routing_define_callbacks();
 987 #endif
 988 }
 989
 990 void surf_parse_add_callback_config(void)
 991 {
 992         surfxml_add_callback(STag_surfxml_config_cb_list, &routing_parse_Sconfig);
 993         surfxml_add_callback(ETag_surfxml_config_cb_list, &routing_parse_Econfig);
 994         surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties_XML);
 995         surfxml_add_callback(STag_surfxml_AS_cb_list, &surf_parse_models_setup);
 996         surfxml_add_callback(STag_surfxml_random_cb_list, &routing_parse_Srandom);
 997 }
 998
 999 void surf_parse_models_setup()
1000 {
1001         routing_parse_Erandom();
1002         surfxml_del_callback(STag_surfxml_AS_cb_list, surf_parse_models_setup);
1003         surf_config_models_setup(platform_filename);
1004         free(platform_filename);
1005 }
1006
1007 /* ************************************************** */
1008 /* ********** PATERN FOR NEW ROUTING **************** */
1009
1010 /* The minimal configuration of a new routing model need the next functions,
1011  * also you need to set at the start of the file, the new model in the model
1012  * list. Remember keep the null ending of the list.
1013  */
1014 /*** Routing model structure ***/
1015 // typedef struct {
1016 //   s_routing_component_t generic_routing;
1017 //   /* things that your routing model need */
1018 // } s_routing_component_NEW_t,*routing_component_NEW_t;
1019
1020 /*** Parse routing model functions ***/
1021 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
1022 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
1023 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
1024 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
1025 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
1026
1027 /*** Business methods ***/
1028 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
1029 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
1030 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
1031
1032 /*** Creation routing model functions ***/
1033 // static void* model_NEW_create(void) {
1034 //   routing_component_NEW_t new_component =  xbt_new0(s_routing_component_NEW_t,1);
1035 //   new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
1036 //   new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
1037 //   new_component->generic_routing.set_route = model_NEW_set_route;
1038 //   new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
1039 //   new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
1040 //   new_component->generic_routing.get_route = NEW_get_route;
1041 //   new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
1042 //   new_component->generic_routing.finalize = NEW_finalize;
1043 //   /* initialization of internal structures */
1044 //   return new_component;
1045 // } /* mandatory */
1046 // static void  model_NEW_load(void) {}   /* mandatory */
1047 // static void  model_NEW_unload(void) {} /* mandatory */
1048 // static void  model_NEW_end(void) {}    /* mandatory */
1049
1050 /* ************************************************************************** */
1051 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
1052
1053 void generic_set_processing_unit(routing_component_t rc,
1054                                         const char *name)
1055 {
1056   XBT_DEBUG("Load process unit \"%s\"", name);
1057   int *id = xbt_new0(int, 1);
1058   xbt_dict_t _to_index;
1059   _to_index = current_routing->to_index;
1060   *id = xbt_dict_length(_to_index);
1061   xbt_dict_set(_to_index, name, id, xbt_free);
1062 }
1063
1064 void generic_set_autonomous_system(routing_component_t rc,
1065                                           const char *name)
1066 {
1067   XBT_DEBUG("Load Autonomous system \"%s\"", name);
1068   int *id = xbt_new0(int, 1);
1069   xbt_dict_t _to_index;
1070   _to_index = current_routing->to_index;
1071   *id = xbt_dict_length(_to_index);
1072   xbt_dict_set(_to_index, name, id, xbt_free);
1073 }
1074
1075 int surf_pointer_resource_cmp(const void *a, const void *b)
1076 {
1077   return a != b;
1078 }
1079
1080 int surf_link_resource_cmp(const void *a, const void *b)
1081 {
1082   return !!memcmp(a,b,global_routing->size_of_link);
1083 }
1084
1085 void generic_set_bypassroute(routing_component_t rc,
1086                                     const char *src, const char *dst,
1087                                     route_extended_t e_route)
1088 {
1089   XBT_DEBUG("Load bypassRoute from \"%s\" to \"%s\"", src, dst);
1090   xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
1091   char *route_name;
1092
1093   route_name = bprintf("%s#%s", src, dst);
1094   xbt_assert(xbt_dynar_length(e_route->generic_route.link_list) > 0,
1095               "Invalid count of links, must be greater than zero (%s,%s)",
1096               src, dst);
1097   xbt_assert(!xbt_dict_get_or_null(dict_bypassRoutes, route_name),
1098               "The bypass route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exists",
1099               src, e_route->src_gateway, dst, e_route->dst_gateway);
1100
1101   route_extended_t new_e_route =
1102       generic_new_extended_route(SURF_ROUTING_RECURSIVE, e_route, 0);
1103   xbt_dynar_free(&(e_route->generic_route.link_list));
1104   xbt_free(e_route);
1105
1106   xbt_dict_set(dict_bypassRoutes, route_name, new_e_route,
1107                (void (*)(void *)) generic_free_extended_route);
1108   xbt_free(route_name);
1109 }
1110
1111 /* ************************************************************************** */
1112 /* *********************** GENERIC BUSINESS METHODS ************************* */
1113
1114 double generic_get_link_latency(routing_component_t rc,
1115                                        const char *src, const char *dst,
1116                                        route_extended_t route)
1117 {
1118         int need_to_clean = route?0:1;
1119         void * link;
1120         unsigned int i;
1121         double latency = 0.0;
1122
1123         route = route?route:rc->get_route(rc,src,dst);
1124
1125         xbt_dynar_foreach(route->generic_route.link_list,i,link) {
1126                 latency += get_link_latency(link);
1127         }
1128         if(need_to_clean) generic_free_extended_route(route);
1129   return latency;
1130 }
1131
1132 xbt_dynar_t generic_get_onelink_routes(routing_component_t rc)
1133 {
1134   xbt_die("\"generic_get_onelink_routes\" not implemented yet");
1135 }
1136
1137 route_extended_t generic_get_bypassroute(routing_component_t rc,
1138                                                 const char *src,
1139                                                 const char *dst)
1140 {
1141   xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
1142   routing_component_t src_as, dst_as;
1143   int index_src, index_dst;
1144   xbt_dynar_t path_src = NULL;
1145   xbt_dynar_t path_dst = NULL;
1146   routing_component_t current = NULL;
1147   routing_component_t *current_src = NULL;
1148   routing_component_t *current_dst = NULL;
1149
1150   /* (1) find the as where the src and dst are located */
1151   void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
1152   void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
1153   if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
1154   if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
1155
1156   if(src_data == NULL || dst_data == NULL)
1157           xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
1158                      src, dst, rc->name);
1159
1160   src_as = ((network_element_info_t)src_data)->rc_component;
1161   dst_as = ((network_element_info_t)dst_data)->rc_component;
1162
1163   /* (2) find the path to the root routing component */
1164   path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
1165   current = src_as;
1166   while (current != NULL) {
1167     xbt_dynar_push(path_src, &current);
1168     current = current->routing_father;
1169   }
1170   path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
1171   current = dst_as;
1172   while (current != NULL) {
1173     xbt_dynar_push(path_dst, &current);
1174     current = current->routing_father;
1175   }
1176
1177   /* (3) find the common father */
1178   index_src = path_src->used - 1;
1179   index_dst = path_dst->used - 1;
1180   current_src = xbt_dynar_get_ptr(path_src, index_src);
1181   current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
1182   while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
1183     xbt_dynar_pop_ptr(path_src);
1184     xbt_dynar_pop_ptr(path_dst);
1185     index_src--;
1186     index_dst--;
1187     current_src = xbt_dynar_get_ptr(path_src, index_src);
1188     current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
1189   }
1190
1191   int max_index_src = path_src->used - 1;
1192   int max_index_dst = path_dst->used - 1;
1193
1194   int max_index = max(max_index_src, max_index_dst);
1195   int i, max;
1196
1197   route_extended_t e_route_bypass = NULL;
1198
1199   for (max = 0; max <= max_index; max++) {
1200     for (i = 0; i < max; i++) {
1201       if (i <= max_index_src && max <= max_index_dst) {
1202         char *route_name = bprintf("%s#%s",
1203                                    (*(routing_component_t *)
1204                                     (xbt_dynar_get_ptr
1205                                      (path_src, i)))->name,
1206                                    (*(routing_component_t *)
1207                                     (xbt_dynar_get_ptr
1208                                      (path_dst, max)))->name);
1209         e_route_bypass =
1210             xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1211         xbt_free(route_name);
1212       }
1213       if (e_route_bypass)
1214         break;
1215       if (max <= max_index_src && i <= max_index_dst) {
1216         char *route_name = bprintf("%s#%s",
1217                                    (*(routing_component_t *)
1218                                     (xbt_dynar_get_ptr
1219                                      (path_src, max)))->name,
1220                                    (*(routing_component_t *)
1221                                     (xbt_dynar_get_ptr
1222                                      (path_dst, i)))->name);
1223         e_route_bypass =
1224             xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1225         xbt_free(route_name);
1226       }
1227       if (e_route_bypass)
1228         break;
1229     }
1230
1231     if (e_route_bypass)
1232       break;
1233
1234     if (max <= max_index_src && max <= max_index_dst) {
1235       char *route_name = bprintf("%s#%s",
1236                                  (*(routing_component_t *)
1237                                   (xbt_dynar_get_ptr
1238                                    (path_src, max)))->name,
1239                                  (*(routing_component_t *)
1240                                   (xbt_dynar_get_ptr
1241                                    (path_dst, max)))->name);
1242       e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1243       xbt_free(route_name);
1244     }
1245     if (e_route_bypass)
1246       break;
1247   }
1248
1249   xbt_dynar_free(&path_src);
1250   xbt_dynar_free(&path_dst);
1251
1252   route_extended_t new_e_route = NULL;
1253
1254   if (e_route_bypass) {
1255     void *link;
1256     unsigned int cpt = 0;
1257     new_e_route = xbt_new0(s_route_extended_t, 1);
1258     new_e_route->src_gateway = xbt_strdup(e_route_bypass->src_gateway);
1259     new_e_route->dst_gateway = xbt_strdup(e_route_bypass->dst_gateway);
1260     new_e_route->generic_route.link_list =
1261         xbt_dynar_new(global_routing->size_of_link, NULL);
1262     xbt_dynar_foreach(e_route_bypass->generic_route.link_list, cpt, link) {
1263       xbt_dynar_push(new_e_route->generic_route.link_list, &link);
1264     }
1265   }
1266
1267   return new_e_route;
1268 }
1269
1270 /* ************************************************************************** */
1271 /* ************************* GENERIC AUX FUNCTIONS ************************** */
1272
1273 route_t
1274 generic_new_route(e_surf_routing_hierarchy_t hierarchy,
1275                            void *data, int order)
1276 {
1277
1278   char *link_name;
1279   route_t new_route;
1280   unsigned int cpt;
1281   xbt_dynar_t links = NULL, links_id = NULL;
1282
1283   new_route = xbt_new0(s_route_t, 1);
1284   new_route->link_list =
1285       xbt_dynar_new(global_routing->size_of_link, NULL);
1286
1287   xbt_assert(hierarchy == SURF_ROUTING_BASE,
1288               "the hierarchy type is not SURF_ROUTING_BASE");
1289
1290   links = ((route_t) data)->link_list;
1291
1292
1293   links_id = new_route->link_list;
1294
1295   xbt_dynar_foreach(links, cpt, link_name) {
1296
1297     void *link =
1298                 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1299     if (link) {
1300       if (order)
1301         xbt_dynar_push(links_id, &link);
1302       else
1303         xbt_dynar_unshift(links_id, &link);
1304     } else
1305       THROWF(mismatch_error, 0, "Link %s not found", link_name);
1306   }
1307
1308   return new_route;
1309 }
1310
1311 route_extended_t
1312 generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy,
1313                            void *data, int order)
1314 {
1315
1316   char *link_name;
1317   route_extended_t e_route, new_e_route;
1318   route_t route;
1319   unsigned int cpt;
1320   xbt_dynar_t links = NULL, links_id = NULL;
1321
1322   new_e_route = xbt_new0(s_route_extended_t, 1);
1323   new_e_route->generic_route.link_list =
1324       xbt_dynar_new(global_routing->size_of_link, NULL);
1325   new_e_route->src_gateway = NULL;
1326   new_e_route->dst_gateway = NULL;
1327
1328   xbt_assert(hierarchy == SURF_ROUTING_BASE
1329               || hierarchy == SURF_ROUTING_RECURSIVE,
1330               "the hierarchy type is not defined");
1331
1332   if (hierarchy == SURF_ROUTING_BASE) {
1333
1334     route = (route_t) data;
1335     links = route->link_list;
1336
1337   } else if (hierarchy == SURF_ROUTING_RECURSIVE) {
1338
1339     e_route = (route_extended_t) data;
1340     xbt_assert(e_route->src_gateway
1341                 && e_route->dst_gateway, "bad gateway, is null");
1342     links = e_route->generic_route.link_list;
1343
1344     /* remeber not erase the gateway names */
1345     new_e_route->src_gateway = strdup(e_route->src_gateway);
1346     new_e_route->dst_gateway = strdup(e_route->dst_gateway);
1347   }
1348
1349   links_id = new_e_route->generic_route.link_list;
1350
1351   xbt_dynar_foreach(links, cpt, link_name) {
1352
1353     void *link =
1354                 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1355     if (link) {
1356       if (order)
1357         xbt_dynar_push(links_id, &link);
1358       else
1359         xbt_dynar_unshift(links_id, &link);
1360     } else
1361       THROWF(mismatch_error, 0, "Link %s not found", link_name);
1362   }
1363
1364   return new_e_route;
1365 }
1366
1367 void generic_free_route(route_t route)
1368 {
1369   if (route) {
1370     xbt_dynar_free(&(route->link_list));
1371     xbt_free(route);
1372   }
1373 }
1374
1375 void generic_free_extended_route(route_extended_t e_route)
1376 {
1377   if (e_route) {
1378     xbt_dynar_free(&(e_route->generic_route.link_list));
1379     if (e_route->src_gateway)
1380       xbt_free(e_route->src_gateway);
1381     if (e_route->dst_gateway)
1382       xbt_free(e_route->dst_gateway);
1383     xbt_free(e_route);
1384   }
1385 }
1386
1387 static routing_component_t generic_as_exist(routing_component_t find_from,
1388                                             routing_component_t to_find)
1389 {
1390   //return to_find; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
1391   xbt_dict_cursor_t cursor = NULL;
1392   char *key;
1393   int found = 0;
1394   routing_component_t elem;
1395   xbt_dict_foreach(find_from->routing_sons, cursor, key, elem) {
1396     if (to_find == elem || generic_as_exist(elem, to_find)) {
1397       found = 1;
1398       break;
1399     }
1400   }
1401   if (found)
1402     return to_find;
1403   return NULL;
1404 }
1405
1406 routing_component_t
1407 generic_autonomous_system_exist(routing_component_t rc, char *element)
1408 {
1409   //return rc; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
1410   routing_component_t element_as, result, elem;
1411   xbt_dict_cursor_t cursor = NULL;
1412   char *key;
1413   element_as = ((network_element_info_t)
1414                 xbt_lib_get_or_null(as_router_lib, element, ROUTING_ASR_LEVEL))->rc_component;
1415   result = ((routing_component_t) - 1);
1416   if (element_as != rc)
1417     result = generic_as_exist(rc, element_as);
1418
1419   int found = 0;
1420   if (result) {
1421     xbt_dict_foreach(element_as->routing_sons, cursor, key, elem) {
1422       found = !strcmp(elem->name, element);
1423       if (found)
1424         break;
1425     }
1426     if (found)
1427       return element_as;
1428   }
1429   return NULL;
1430 }
1431
1432 routing_component_t
1433 generic_processing_units_exist(routing_component_t rc, char *element)
1434 {
1435   routing_component_t element_as;
1436   element_as = ((network_element_info_t)
1437                 xbt_lib_get_or_null(host_lib,
1438                  element, ROUTING_HOST_LEVEL))->rc_component;
1439   if (element_as == rc)
1440     return element_as;
1441   return generic_as_exist(rc, element_as);
1442 }
1443
1444 void generic_src_dst_check(routing_component_t rc, const char *src,
1445                                   const char *dst)
1446 {
1447
1448   void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
1449   void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
1450   if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
1451   if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
1452
1453   if(src_data == NULL || dst_data == NULL)
1454           xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
1455                      src, dst, rc->name);
1456
1457   routing_component_t src_as = ((network_element_info_t)src_data)->rc_component;
1458   routing_component_t dst_as = ((network_element_info_t)dst_data)->rc_component;
1459
1460   if(src_as != dst_as)
1461           xbt_die("The src(%s in %s) and dst(%s in %s) are in differents AS",
1462               src, src_as->name, dst, dst_as->name);
1463   if(rc != dst_as)
1464          xbt_die("The routing component of src'%s' and dst'%s' is not the same as the network elements belong (%s?=%s?=%s)",
1465      src,dst,src_as->name, dst_as->name,rc->name);
1466 }
1467
1468 static void routing_parse_Sconfig(void)
1469 {
1470   XBT_DEBUG("START configuration name = %s",A_surfxml_config_id);
1471 }
1472
1473 static void routing_parse_Econfig(void)
1474 {
1475   xbt_dict_cursor_t cursor = NULL;
1476   char *key;
1477   char *elem;
1478   char *cfg;
1479   xbt_dict_foreach(current_property_set, cursor, key, elem) {
1480           cfg = bprintf("%s:%s",key,elem);
1481           if(xbt_cfg_is_default_value(_surf_cfg_set, key))
1482                   xbt_cfg_set_parse(_surf_cfg_set, cfg);
1483           else
1484                   XBT_INFO("The custom configuration '%s' is already define by user!",key);
1485           free(cfg);
1486   }
1487   XBT_DEBUG("End configuration name = %s",A_surfxml_config_id);
1488 }
1489
1490 void routing_parse_Scluster(void)
1491 {
1492   static int AX_ptr = 0;
1493
1494   char *cluster_id = A_surfxml_cluster_id;
1495   char *cluster_prefix = A_surfxml_cluster_prefix;
1496   char *cluster_suffix = A_surfxml_cluster_suffix;
1497   char *cluster_radical = A_surfxml_cluster_radical;
1498   char *cluster_power = A_surfxml_cluster_power;
1499   char *cluster_core = A_surfxml_cluster_core;
1500   char *cluster_bw = A_surfxml_cluster_bw;
1501   char *cluster_lat = A_surfxml_cluster_lat;
1502   char *temp_cluster_bw = NULL;
1503   char *temp_cluster_lat = NULL;
1504   char *temp_cluster_power = NULL;
1505   char *cluster_bb_bw = A_surfxml_cluster_bb_bw;
1506   char *cluster_bb_lat = A_surfxml_cluster_bb_lat;
1507   char *cluster_availability_file = A_surfxml_cluster_availability_file;
1508   char *cluster_state_file = A_surfxml_cluster_state_file;
1509   char *host_id, *groups, *link_id = NULL;
1510   char *router_id = xbt_strdup(A_surfxml_cluster_router_id);
1511   char *availability_file = xbt_strdup(cluster_availability_file);
1512   char *state_file = xbt_strdup(cluster_state_file);
1513
1514   if(xbt_dict_size(patterns)==0)
1515           patterns = xbt_dict_new();
1516
1517   xbt_dict_set(patterns,"id",cluster_id,NULL);
1518   xbt_dict_set(patterns,"prefix",cluster_prefix,NULL);
1519   xbt_dict_set(patterns,"suffix",cluster_suffix,NULL);
1520
1521 #ifdef HAVE_PCRE_LIB
1522   char *route_src_dst;
1523 #endif
1524   unsigned int iter;
1525   int start, end, i;
1526   xbt_dynar_t radical_elements;
1527   xbt_dynar_t radical_ends;
1528   int cluster_sharing_policy = AX_surfxml_cluster_sharing_policy;
1529   int cluster_bb_sharing_policy = AX_surfxml_cluster_bb_sharing_policy;
1530
1531 #ifndef HAVE_PCRE_LIB
1532   xbt_dynar_t tab_elements_num = xbt_dynar_new(sizeof(int), NULL);
1533   char *route_src, *route_dst;
1534   int j;
1535 #endif
1536
1537   static unsigned int surfxml_buffer_stack_stack_ptr = 1;
1538   static unsigned int surfxml_buffer_stack_stack[1024];
1539
1540   surfxml_buffer_stack_stack[0] = 0;
1541
1542   surfxml_bufferstack_push(1);
1543
1544   SURFXML_BUFFER_SET(AS_id, cluster_id);
1545 #ifdef HAVE_PCRE_LIB
1546   SURFXML_BUFFER_SET(AS_routing, "RuleBased");
1547   XBT_DEBUG("<AS id=\"%s\"\trouting=\"RuleBased\">", cluster_id);
1548 #else
1549   SURFXML_BUFFER_SET(AS_routing, "Full");
1550   XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", cluster_id);
1551 #endif
1552   SURFXML_START_TAG(AS);
1553
1554   radical_elements = xbt_str_split(cluster_radical, ",");
1555   xbt_dynar_foreach(radical_elements, iter, groups) {
1556     radical_ends = xbt_str_split(groups, "-");
1557     switch (xbt_dynar_length(radical_ends)) {
1558     case 1:
1559       surf_parse_get_int(&start,
1560                          xbt_dynar_get_as(radical_ends, 0, char *));
1561       host_id = bprintf("%s%d%s", cluster_prefix, start, cluster_suffix);
1562 #ifndef HAVE_PCRE_LIB
1563       xbt_dynar_push_as(tab_elements_num, int, start);
1564 #endif
1565       link_id = bprintf("%s_link_%d", cluster_id, start);
1566
1567       xbt_dict_set(patterns, "radical", bprintf("%d", start), xbt_free);
1568       temp_cluster_power = xbt_strdup(cluster_power);
1569       temp_cluster_power = replace_random_parameter(temp_cluster_power);
1570       XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
1571       A_surfxml_host_state = A_surfxml_host_state_ON;
1572       SURFXML_BUFFER_SET(host_id, host_id);
1573       SURFXML_BUFFER_SET(host_power, temp_cluster_power);
1574       SURFXML_BUFFER_SET(host_core, cluster_core);
1575       SURFXML_BUFFER_SET(host_availability, "1.0");
1576       SURFXML_BUFFER_SET(host_coordinates, "");
1577       xbt_free(availability_file);
1578       availability_file = xbt_strdup(cluster_availability_file);
1579       xbt_free(state_file);
1580       state_file = xbt_strdup(cluster_state_file);
1581       XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
1582       XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
1583       SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
1584       SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
1585       XBT_DEBUG("</host>");
1586       SURFXML_START_TAG(host);
1587       SURFXML_END_TAG(host);
1588
1589
1590       temp_cluster_bw = xbt_strdup(cluster_bw);
1591       temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
1592       temp_cluster_lat = xbt_strdup(cluster_lat);
1593       temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
1594       XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
1595       A_surfxml_link_state = A_surfxml_link_state_ON;
1596       A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
1597       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1598           {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
1599       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
1600           {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
1601       SURFXML_BUFFER_SET(link_id, link_id);
1602       SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
1603       SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
1604       SURFXML_BUFFER_SET(link_bandwidth_file, "");
1605       SURFXML_BUFFER_SET(link_latency_file, "");
1606       SURFXML_BUFFER_SET(link_state_file, "");
1607       SURFXML_START_TAG(link);
1608       SURFXML_END_TAG(link);
1609
1610       xbt_free(temp_cluster_bw);
1611       xbt_free(temp_cluster_lat);
1612       xbt_free(temp_cluster_power);
1613       free(link_id);
1614       free(host_id);
1615       break;
1616
1617     case 2:
1618
1619       surf_parse_get_int(&start,
1620                          xbt_dynar_get_as(radical_ends, 0, char *));
1621       surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
1622       for (i = start; i <= end; i++) {
1623         host_id = bprintf("%s%d%s", cluster_prefix, i, cluster_suffix);
1624 #ifndef HAVE_PCRE_LIB
1625         xbt_dynar_push_as(tab_elements_num, int, i);
1626 #endif
1627         link_id = bprintf("%s_link_%d", cluster_id, i);
1628
1629         xbt_dict_set(patterns, "radical", bprintf("%d", i), xbt_free);
1630         temp_cluster_power = xbt_strdup(cluster_power);
1631         temp_cluster_power = replace_random_parameter(temp_cluster_power);
1632         XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
1633         A_surfxml_host_state = A_surfxml_host_state_ON;
1634         SURFXML_BUFFER_SET(host_id, host_id);
1635         SURFXML_BUFFER_SET(host_power, temp_cluster_power);
1636         SURFXML_BUFFER_SET(host_core, cluster_core);
1637         SURFXML_BUFFER_SET(host_availability, "1.0");
1638         SURFXML_BUFFER_SET(host_coordinates, "");
1639         xbt_free(availability_file);
1640         availability_file = xbt_strdup(cluster_availability_file);
1641         xbt_free(state_file);
1642         state_file = xbt_strdup(cluster_state_file);
1643         XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
1644         XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
1645         SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
1646         SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
1647         XBT_DEBUG("</host>");
1648         SURFXML_START_TAG(host);
1649         SURFXML_END_TAG(host);
1650
1651         xbt_free(temp_cluster_power);
1652
1653         temp_cluster_bw = xbt_strdup(cluster_bw);
1654         temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
1655         temp_cluster_lat = xbt_strdup(cluster_lat);
1656         temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
1657         XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
1658         A_surfxml_link_state = A_surfxml_link_state_ON;
1659         A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
1660         if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1661             {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
1662         if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
1663             {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
1664         SURFXML_BUFFER_SET(link_id, link_id);
1665         SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
1666         SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
1667         SURFXML_BUFFER_SET(link_bandwidth_file, "");
1668         SURFXML_BUFFER_SET(link_latency_file, "");
1669         SURFXML_BUFFER_SET(link_state_file, "");
1670         SURFXML_START_TAG(link);
1671         SURFXML_END_TAG(link);
1672
1673         xbt_free(temp_cluster_bw);
1674         xbt_free(temp_cluster_lat);
1675         free(link_id);
1676         free(host_id);
1677       }
1678       break;
1679
1680     default:
1681       XBT_DEBUG("Malformed radical");
1682     }
1683
1684     xbt_dynar_free(&radical_ends);
1685   }
1686   xbt_dynar_free(&radical_elements);
1687
1688   XBT_DEBUG(" ");
1689   if(!strcmp(router_id,""))
1690           router_id = bprintf("%s%s_router%s", cluster_prefix, cluster_id, cluster_suffix);
1691
1692   XBT_DEBUG("<router id=\"%s\"/>", router_id);
1693   SURFXML_BUFFER_SET(router_id, router_id);
1694   SURFXML_BUFFER_SET(router_coordinates, "");
1695   SURFXML_START_TAG(router);
1696   SURFXML_END_TAG(router);
1697
1698   if(strcmp(cluster_bb_bw,"") && strcmp(cluster_bb_lat,"")){
1699   char *link_backbone = bprintf("%s_backbone", cluster_id);
1700   XBT_DEBUG("<link\tid=\"%s\" bw=\"%s\" lat=\"%s\"/>", link_backbone,cluster_bb_bw, cluster_bb_lat);
1701   A_surfxml_link_state = A_surfxml_link_state_ON;
1702   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
1703   if(cluster_bb_sharing_policy == A_surfxml_cluster_bb_sharing_policy_FATPIPE)
1704   {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
1705   SURFXML_BUFFER_SET(link_id, link_backbone);
1706   SURFXML_BUFFER_SET(link_bandwidth, cluster_bb_bw);
1707   SURFXML_BUFFER_SET(link_latency, cluster_bb_lat);
1708   SURFXML_BUFFER_SET(link_bandwidth_file, "");
1709   SURFXML_BUFFER_SET(link_latency_file, "");
1710   SURFXML_BUFFER_SET(link_state_file, "");
1711   SURFXML_START_TAG(link);
1712   SURFXML_END_TAG(link);
1713   free(link_backbone);
1714   }
1715
1716   XBT_DEBUG(" ");
1717
1718 #ifdef HAVE_PCRE_LIB
1719   char *new_suffix = xbt_strdup("");
1720
1721   radical_elements = xbt_str_split(cluster_suffix, ".");
1722   xbt_dynar_foreach(radical_elements, iter, groups) {
1723     if (strcmp(groups, "")) {
1724       char *old_suffix = new_suffix;
1725       new_suffix = bprintf("%s\\.%s", old_suffix, groups);
1726       free(old_suffix);
1727     }
1728   }
1729   route_src_dst = bprintf("%s(.*)%s", cluster_prefix, new_suffix);
1730   xbt_dynar_free(&radical_elements);
1731   free(new_suffix);
1732
1733   char *pcre_link_src = bprintf("%s_link_$1src", cluster_id);
1734   char *pcre_link_backbone = bprintf("%s_backbone", cluster_id);
1735   char *pcre_link_dst = bprintf("%s_link_$1dst", cluster_id);
1736
1737   //from router to router
1738   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, router_id);
1739   XBT_DEBUG("symmetrical=\"NO\">");
1740   SURFXML_BUFFER_SET(route_src, router_id);
1741   SURFXML_BUFFER_SET(route_dst, router_id);
1742   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1743   SURFXML_START_TAG(route);
1744
1745   if(strcmp(cluster_bb_bw,"") && strcmp(cluster_bb_lat,"")){
1746   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1747   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1748   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1749   SURFXML_START_TAG(link_ctn);
1750   SURFXML_END_TAG(link_ctn);
1751   }
1752
1753   XBT_DEBUG("</route>");
1754   SURFXML_END_TAG(route);
1755
1756   //from host to router
1757   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src_dst, router_id);
1758   XBT_DEBUG("symmetrical=\"NO\">");
1759   SURFXML_BUFFER_SET(route_src, route_src_dst);
1760   SURFXML_BUFFER_SET(route_dst, router_id);
1761   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1762   SURFXML_START_TAG(route);
1763
1764   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_src);
1765   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_src);
1766   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1767   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1768   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1769   SURFXML_START_TAG(link_ctn);
1770   SURFXML_END_TAG(link_ctn);
1771
1772   if(strcmp(cluster_bb_bw,"") && strcmp(cluster_bb_lat,"")){
1773   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1774   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1775   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1776   SURFXML_START_TAG(link_ctn);
1777   SURFXML_END_TAG(link_ctn);
1778   }
1779
1780   XBT_DEBUG("</route>");
1781   SURFXML_END_TAG(route);
1782
1783   //from router to host
1784   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, route_src_dst);
1785   XBT_DEBUG("symmetrical=\"NO\">");
1786   SURFXML_BUFFER_SET(route_src, router_id);
1787   SURFXML_BUFFER_SET(route_dst, route_src_dst);
1788   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1789   SURFXML_START_TAG(route);
1790
1791   if(strcmp(cluster_bb_bw,"") && strcmp(cluster_bb_lat,"")){
1792   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1793   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1794   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1795   SURFXML_START_TAG(link_ctn);
1796   SURFXML_END_TAG(link_ctn);
1797   }
1798
1799   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_dst);
1800   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_dst);
1801   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1802   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1803   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1804   SURFXML_START_TAG(link_ctn);
1805   SURFXML_END_TAG(link_ctn);
1806
1807   XBT_DEBUG("</route>");
1808   SURFXML_END_TAG(route);
1809
1810   //from host to host
1811   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src_dst, route_src_dst);
1812   XBT_DEBUG("symmetrical=\"NO\">");
1813   SURFXML_BUFFER_SET(route_src, route_src_dst);
1814   SURFXML_BUFFER_SET(route_dst, route_src_dst);
1815   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1816   SURFXML_START_TAG(route);
1817
1818   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_src);
1819   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_src);
1820   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1821   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1822   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1823   SURFXML_START_TAG(link_ctn);
1824   SURFXML_END_TAG(link_ctn);
1825
1826   if(strcmp(cluster_bb_bw,"") && strcmp(cluster_bb_lat,"")){
1827   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1828   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1829   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1830   SURFXML_START_TAG(link_ctn);
1831   SURFXML_END_TAG(link_ctn);
1832   }
1833
1834   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_dst);
1835   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_dst);
1836   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1837   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1838   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
1839   SURFXML_START_TAG(link_ctn);
1840   SURFXML_END_TAG(link_ctn);
1841
1842   XBT_DEBUG("</route>");
1843   SURFXML_END_TAG(route);
1844
1845   free(pcre_link_dst);
1846   free(pcre_link_backbone);
1847   free(pcre_link_src);
1848   free(route_src_dst);
1849
1850 #else
1851   for (i = 0; i <= xbt_dynar_length(tab_elements_num); i++) {
1852     for (j = 0; j <= xbt_dynar_length(tab_elements_num); j++) {
1853       if (i == xbt_dynar_length(tab_elements_num)) {
1854         route_src = router_id;
1855       } else {
1856         route_src =
1857             bprintf("%s%d%s", cluster_prefix,
1858                     xbt_dynar_get_as(tab_elements_num, i, int),
1859                     cluster_suffix);
1860       }
1861
1862       if (j == xbt_dynar_length(tab_elements_num)) {
1863         route_dst = router_id;
1864       } else {
1865         route_dst =
1866             bprintf("%s%d%s", cluster_prefix,
1867                     xbt_dynar_get_as(tab_elements_num, j, int),
1868                     cluster_suffix);
1869       }
1870
1871       XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src, route_dst);
1872       XBT_DEBUG("symmetrical=\"NO\">");
1873       SURFXML_BUFFER_SET(route_src, route_src);
1874       SURFXML_BUFFER_SET(route_dst, route_dst);
1875       A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1876       SURFXML_START_TAG(route);
1877
1878       if (i != xbt_dynar_length(tab_elements_num)){
1879           route_src =
1880                 bprintf("%s_link_%d", cluster_id,
1881                         xbt_dynar_get_as(tab_elements_num, i, int));
1882                   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_src);
1883                   SURFXML_BUFFER_SET(link_ctn_id, route_src);
1884                   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1885                   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1886                   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1887                   SURFXML_START_TAG(link_ctn);
1888                   SURFXML_END_TAG(link_ctn);
1889                   free(route_src);
1890       }
1891
1892       if(strcmp(cluster_bb_bw,"") && strcmp(cluster_bb_lat,"")){
1893       XBT_DEBUG("<link_ctn\tid=\"%s_backbone\"/>", cluster_id);
1894       SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_backbone", cluster_id));
1895       A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1896       SURFXML_START_TAG(link_ctn);
1897       SURFXML_END_TAG(link_ctn);
1898       }
1899
1900       if (j != xbt_dynar_length(tab_elements_num)) {
1901           route_dst =
1902                 bprintf("%s_link_%d", cluster_id,
1903                         xbt_dynar_get_as(tab_elements_num, j, int));
1904                   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_dst);
1905                   SURFXML_BUFFER_SET(link_ctn_id, route_dst);
1906                   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1907                   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1908                   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
1909                   SURFXML_START_TAG(link_ctn);
1910                   SURFXML_END_TAG(link_ctn);
1911                   free(route_dst);
1912       }
1913
1914       XBT_DEBUG("</route>");
1915       SURFXML_END_TAG(route);
1916     }
1917   }
1918   xbt_dynar_free(&tab_elements_num);
1919
1920 #endif
1921
1922   free(router_id);
1923   xbt_dict_free(&patterns);
1924   free(availability_file);
1925   free(state_file);
1926
1927   XBT_DEBUG("</AS>");
1928   SURFXML_END_TAG(AS);
1929   XBT_DEBUG(" ");
1930
1931   surfxml_bufferstack_pop(1);
1932 }
1933 /*
1934  * This function take a string and replace parameters from patterns dict.
1935  * It returns the new value.
1936  */
1937 static char* replace_random_parameter(char * string)
1938 {
1939   char *test_string = NULL;
1940
1941   if(xbt_dict_size(random_value)==0)
1942     return string;
1943
1944   string = xbt_str_varsubst(string, patterns); // for patterns of cluster
1945   test_string = bprintf("${%s}", string);
1946   test_string = xbt_str_varsubst(test_string,random_value); //Add ${xxxxx} for random Generator
1947
1948   if (strcmp(test_string,"")) { //if not empty, keep this value.
1949     xbt_free(string);
1950     string = test_string;
1951   } //In other case take old value (without ${})
1952   else
1953         free(test_string);
1954   return string;
1955 }
1956
1957 static void clean_dict_random(void)
1958 {
1959         xbt_dict_free(&random_value);
1960         xbt_dict_free(&patterns);
1961 }
1962
1963 static void routing_parse_Speer(void)
1964 {
1965   static int AX_ptr = 0;
1966
1967   char *peer_id = A_surfxml_peer_id;
1968   char *peer_power = A_surfxml_peer_power;
1969   char *peer_bw_in = A_surfxml_peer_bw_in;
1970   char *peer_bw_out = A_surfxml_peer_bw_out;
1971   char *peer_lat = A_surfxml_peer_lat;
1972   char *peer_coord = A_surfxml_peer_coordinates;
1973   char *peer_state_file = A_surfxml_peer_state_file;
1974   char *peer_availability_file = A_surfxml_peer_availability_file;
1975
1976   char *host_id = NULL;
1977   char *router_id, *link_router, *link_backbone, *link_id_up, *link_id_down;
1978
1979   static unsigned int surfxml_buffer_stack_stack_ptr = 1;
1980   static unsigned int surfxml_buffer_stack_stack[1024];
1981
1982   surfxml_buffer_stack_stack[0] = 0;
1983
1984   surfxml_bufferstack_push(1);
1985
1986   SURFXML_BUFFER_SET(AS_id, peer_id);
1987
1988   SURFXML_BUFFER_SET(AS_routing, "Full");
1989   XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", peer_id);
1990
1991   SURFXML_START_TAG(AS);
1992
1993   XBT_DEBUG(" ");
1994   host_id = bprintf("peer_%s", peer_id);
1995   router_id = bprintf("router_%s", peer_id);
1996   link_id_up = bprintf("link_%s_up", peer_id);
1997   link_id_down = bprintf("link_%s_down", peer_id);
1998
1999   link_router = bprintf("%s_link_router", peer_id);
2000   link_backbone = bprintf("%s_backbone", peer_id);
2001
2002   XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\"/>", host_id, peer_power);
2003   A_surfxml_host_state = A_surfxml_host_state_ON;
2004   SURFXML_BUFFER_SET(host_id, host_id);
2005   SURFXML_BUFFER_SET(host_power, peer_power);
2006   SURFXML_BUFFER_SET(host_availability, "1.0");
2007   SURFXML_BUFFER_SET(host_availability_file, peer_availability_file);
2008   SURFXML_BUFFER_SET(host_state_file, peer_state_file);
2009   SURFXML_BUFFER_SET(host_coordinates, "");
2010   SURFXML_START_TAG(host);
2011   SURFXML_END_TAG(host);
2012
2013   XBT_DEBUG("<router id=\"%s\"\tcoordinates=\"%s\"/>", router_id, peer_coord);
2014   SURFXML_BUFFER_SET(router_id, router_id);
2015   SURFXML_BUFFER_SET(router_coordinates, peer_coord);
2016   SURFXML_START_TAG(router);
2017   SURFXML_END_TAG(router);
2018
2019   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_up, peer_bw_in, peer_lat);
2020   A_surfxml_link_state = A_surfxml_link_state_ON;
2021   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
2022   SURFXML_BUFFER_SET(link_id, link_id_up);
2023   SURFXML_BUFFER_SET(link_bandwidth, peer_bw_in);
2024   SURFXML_BUFFER_SET(link_latency, peer_lat);
2025   SURFXML_BUFFER_SET(link_bandwidth_file, "");
2026   SURFXML_BUFFER_SET(link_latency_file, "");
2027   SURFXML_BUFFER_SET(link_state_file, "");
2028   SURFXML_START_TAG(link);
2029   SURFXML_END_TAG(link);
2030
2031   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_down, peer_bw_out, peer_lat);
2032   A_surfxml_link_state = A_surfxml_link_state_ON;
2033   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
2034   SURFXML_BUFFER_SET(link_id, link_id_down);
2035   SURFXML_BUFFER_SET(link_bandwidth, peer_bw_out);
2036   SURFXML_BUFFER_SET(link_latency, peer_lat);
2037   SURFXML_BUFFER_SET(link_bandwidth_file, "");
2038   SURFXML_BUFFER_SET(link_latency_file, "");
2039   SURFXML_BUFFER_SET(link_state_file, "");
2040   SURFXML_START_TAG(link);
2041   SURFXML_END_TAG(link);
2042
2043   XBT_DEBUG(" ");
2044
2045   // begin here
2046   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", host_id, router_id);
2047   XBT_DEBUG("symmetrical=\"NO\">");
2048   SURFXML_BUFFER_SET(route_src, host_id);
2049   SURFXML_BUFFER_SET(route_dst, router_id);
2050   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
2051   SURFXML_START_TAG(route);
2052
2053   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_up);
2054   SURFXML_BUFFER_SET(link_ctn_id, link_id_up);
2055   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
2056   SURFXML_START_TAG(link_ctn);
2057   SURFXML_END_TAG(link_ctn);
2058
2059   XBT_DEBUG("</route>");
2060   SURFXML_END_TAG(route);
2061
2062   //Opposite Route
2063   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, host_id);
2064   XBT_DEBUG("symmetrical=\"NO\">");
2065   SURFXML_BUFFER_SET(route_src, router_id);
2066   SURFXML_BUFFER_SET(route_dst, host_id);
2067   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
2068   SURFXML_START_TAG(route);
2069
2070   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_down);
2071   SURFXML_BUFFER_SET(link_ctn_id, link_id_down);
2072   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
2073   SURFXML_START_TAG(link_ctn);
2074   SURFXML_END_TAG(link_ctn);
2075
2076   XBT_DEBUG("</route>");
2077   SURFXML_END_TAG(route);
2078
2079   XBT_DEBUG("</AS>");
2080   SURFXML_END_TAG(AS);
2081   XBT_DEBUG(" ");
2082
2083   //xbt_dynar_free(&tab_elements_num);
2084         free(host_id);
2085         free(router_id);
2086         free(link_router);
2087         free(link_backbone);
2088         free(link_id_up);
2089         free(link_id_down);
2090   surfxml_bufferstack_pop(1);
2091 }
2092
2093 static void routing_parse_Srandom(void)
2094 {
2095           double mean, std, min, max, seed;
2096           char *random_id = A_surfxml_random_id;
2097           char *random_radical = A_surfxml_random_radical;
2098           char *rd_name = NULL;
2099           char *rd_value;
2100           surf_parse_get_double(&mean,A_surfxml_random_mean);
2101           surf_parse_get_double(&std,A_surfxml_random_std_deviation);
2102           surf_parse_get_double(&min,A_surfxml_random_min);
2103           surf_parse_get_double(&max,A_surfxml_random_max);
2104           surf_parse_get_double(&seed,A_surfxml_random_seed);
2105
2106           double res = 0;
2107           int i = 0;
2108           random_data_t random = xbt_new0(s_random_data_t, 1);
2109           char *tmpbuf;
2110
2111           xbt_dynar_t radical_elements;
2112           unsigned int iter;
2113           char *groups;
2114           int start, end;
2115           xbt_dynar_t radical_ends;
2116
2117           random->generator = A_surfxml_random_generator;
2118           random->seed = seed;
2119           random->min = min;
2120           random->max = max;
2121
2122           /* Check user stupidities */
2123           if (max < min)
2124             THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
2125           if (mean < min)
2126             THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean,
2127                    min);
2128           if (mean > max)
2129             THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean,
2130                    max);
2131
2132           /* normalize the mean and standard deviation before storing */
2133           random->mean = (mean - min) / (max - min);
2134           random->std = std / (max - min);
2135
2136           if (random->mean * (1 - random->mean) < random->std * random->std)
2137             THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
2138                    random->mean, random->std);
2139
2140           XBT_DEBUG("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
2141           random_id,
2142           random->min,
2143           random->max,
2144           random->mean,
2145           random->std,
2146           random->generator,
2147           random->seed,
2148           random_radical);
2149
2150           if(xbt_dict_size(random_value)==0)
2151                   random_value = xbt_dict_new();
2152
2153           if(!strcmp(random_radical,""))
2154           {
2155                   res = random_generate(random);
2156                   rd_value = bprintf("%f",res);
2157                   xbt_dict_set(random_value, random_id, rd_value, free);
2158           }
2159           else
2160           {
2161                   radical_elements = xbt_str_split(random_radical, ",");
2162                   xbt_dynar_foreach(radical_elements, iter, groups) {
2163                         radical_ends = xbt_str_split(groups, "-");
2164                         switch (xbt_dynar_length(radical_ends)) {
2165                         case 1:
2166                                           xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",random_id);
2167                                           res = random_generate(random);
2168                                           tmpbuf = bprintf("%s%d",random_id,atoi(xbt_dynar_getfirst_as(radical_ends,char *)));
2169                                           xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
2170                                           xbt_free(tmpbuf);
2171                                           break;
2172
2173                         case 2:   surf_parse_get_int(&start,
2174                                                                                  xbt_dynar_get_as(radical_ends, 0, char *));
2175                                           surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
2176                                           for (i = start; i <= end; i++) {
2177                                                   xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",bprintf("%s%d",random_id,i));
2178                                                   res = random_generate(random);
2179                           tmpbuf = bprintf("%s%d",random_id,i);
2180                                                   xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
2181                           xbt_free(tmpbuf);
2182                                           }
2183                                           break;
2184                         default:
2185                                 XBT_INFO("Malformed radical");
2186                         }
2187                         res = random_generate(random);
2188                         rd_name  = bprintf("%s_router",random_id);
2189                         rd_value = bprintf("%f",res);
2190                         xbt_dict_set(random_value, rd_name, rd_value, free);
2191
2192                         xbt_dynar_free(&radical_ends);
2193                   }
2194                   free(rd_name);
2195                   xbt_dynar_free(&radical_elements);
2196           }
2197 }
2198
2199 static void routing_parse_Erandom(void)
2200 {
2201         xbt_dict_cursor_t cursor = NULL;
2202         char *key;
2203         char *elem;
2204
2205         xbt_dict_foreach(random_value, cursor, key, elem) {
2206           XBT_DEBUG("%s = %s",key,elem);
2207         }
2208
2209 }
2210
2211
2212 /*
2213  * New methods to init the routing model component from the lua script
2214  */
2215
2216 /*
2217  * calling parse_S_AS_lua with lua values
2218  */
2219 void routing_AS_init(const char *AS_id, const char *AS_routing)
2220 {
2221   parse_S_AS_lua((char *) AS_id, (char *) AS_routing);
2222 }
2223
2224 /*
2225  * calling parse_E_AS_lua to fisnish the creation of routing component
2226  */
2227 void routing_AS_end(const char *AS_id)
2228 {
2229   parse_E_AS_lua((char *) AS_id);
2230 }
2231
2232 /*
2233  * add a host to the network element list
2234  */
2235
2236 void routing_add_host(const char *host_id)
2237 {
2238   parse_S_host_lua((char *) host_id, (char*)""); // FIXME propagate coordinate system to lua
2239 }
2240
2241 /*
2242  * Set a new link on the actual list of link for a route or ASroute
2243  */
2244 void routing_add_link(const char *link_id)
2245 {
2246   parse_E_link_c_ctn_new_elem_lua((char *) link_id);
2247 }
2248
2249 /*
2250  *Set the endpoints for a route
2251  */
2252 void routing_set_route(const char *src_id, const char *dst_id)
2253 {
2254   parse_S_route_new_and_endpoints_lua(src_id, dst_id);
2255 }
2256
2257 /*
2258  * Store the route by calling parse_E_route_store_route
2259  */
2260 void routing_store_route(void)
2261 {
2262   parse_E_route_store_route();
2263 }