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
  12 static xbt_dict_t patterns = NULL;
  13 static xbt_dict_t random_value = NULL;
  14
  15 /* Global vars */
  16 routing_global_t global_routing = NULL;
  17 routing_component_t current_routing = NULL;
  18 model_type_t current_routing_model = NULL;
  19
  20 /* global parse functions */
  21 xbt_dynar_t link_list = NULL;    /* temporary store of current list link of a route */
  22 static const char *src = NULL;        /* temporary store the source name of a route */
  23 static const char *dst = NULL;        /* temporary store the destination name of a route */
  24 static char *gw_src = NULL;     /* temporary store the gateway source name of a route */
  25 static char *gw_dst = NULL;     /* temporary store the gateway destination name of a route */
  26 static double_f_cpvoid_t get_link_latency = NULL;
  27
  28 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
  29
  30 static void routing_parse_Speer(void);          /* peer bypass */
  31 static void routing_parse_Srandom(void);        /* random bypass */
  32 static void routing_parse_Erandom(void);        /* random bypass */
  33
  34 static void routing_parse_Sconfig(void);        /* config Tag */
  35 static void routing_parse_Econfig(void);        /* config Tag */
  36
  37 static char* replace_random_parameter(char * chaine);
  38 static void clean_dict_random(void);
  39
  40 /* this lines are only for replace use like index in the model table */
  41 typedef enum {
  42   SURF_MODEL_FULL = 0,
  43   SURF_MODEL_FLOYD,
  44   SURF_MODEL_DIJKSTRA,
  45   SURF_MODEL_DIJKSTRACACHE,
  46   SURF_MODEL_NONE,
  47 #ifdef HAVE_PCRE_LIB
  48   SURF_MODEL_RULEBASED
  49 #endif
  50 } e_routing_types;
  51
  52 struct s_model_type routing_models[] = { {"Full",
  53                                           "Full routing data (fast, large memory requirements, fully expressive)",
  54                                           model_full_create,
  55                                           model_full_load,
  56                                           model_full_unload,
  57                                           model_full_end},
  58 {"Floyd",
  59  "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
  60  model_floyd_create, model_floyd_load, model_floyd_unload,
  61  model_floyd_end},
  62 {"Dijkstra",
  63  "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
  64  model_dijkstra_create, model_dijkstra_both_load,
  65  model_dijkstra_both_unload, model_dijkstra_both_end},
  66 {"DijkstraCache",
  67  "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
  68  model_dijkstracache_create, model_dijkstra_both_load,
  69  model_dijkstra_both_unload, model_dijkstra_both_end},
  70 {"none", "No routing (usable with Constant network only)",
  71  model_none_create, model_none_load, model_none_unload, model_none_end},
  72 #ifdef HAVE_PCRE_LIB
  73 {"RuleBased", "Rule-Based routing data (...)", model_rulebased_create,
  74  model_rulebased_load, model_rulebased_unload, model_rulebased_end},
  75 {"Vivaldi", "Vivaldi routing", model_rulebased_create,
  76   model_rulebased_load, model_rulebased_unload, model_rulebased_end},
  77 #endif
  78 {NULL, NULL, NULL, NULL, NULL, NULL}
  79 };
  80
  81 static double euclidean_dist_comp(int index, xbt_dynar_t src, xbt_dynar_t dst)
  82 {
  83         double src_coord, dst_coord;
  84
  85         src_coord = atof(xbt_dynar_get_as(src, index, char *));
  86         dst_coord = atof(xbt_dynar_get_as(dst, index, char *));
  87
  88         return (src_coord-dst_coord)*(src_coord-dst_coord);
  89
  90 }
  91
  92 static double base_vivaldi_get_latency (const char *src, const char *dst)
  93 {
  94   double euclidean_dist;
  95   xbt_dynar_t src_ctn, dst_ctn;
  96   src_ctn = xbt_lib_get_or_null(host_lib, src, COORD_HOST_LEVEL);
  97   if(!src_ctn) src_ctn = xbt_lib_get_or_null(as_router_lib, src, COORD_ASR_LEVEL);
  98   dst_ctn = xbt_lib_get_or_null(host_lib, dst, COORD_HOST_LEVEL);
  99   if(!dst_ctn) dst_ctn = xbt_lib_get_or_null(as_router_lib, dst, COORD_ASR_LEVEL);
 100
 101   if(dst_ctn == NULL || src_ctn == NULL)
 102   xbt_die("Coord src '%s' :%p   dst '%s' :%p",src,src_ctn,dst,dst_ctn);
 103
 104   euclidean_dist = sqrt (euclidean_dist_comp(0,src_ctn,dst_ctn)+euclidean_dist_comp(1,src_ctn,dst_ctn))
 105                                  + fabs(atof(xbt_dynar_get_as(src_ctn, 2, char *)))+fabs(atof(xbt_dynar_get_as(dst_ctn, 2, char *)));
 106
 107   xbt_assert(euclidean_dist>=0, "Euclidean Dist is less than 0\"%s\" and \"%.2f\"", src, euclidean_dist);
 108
 109   return euclidean_dist;
 110 }
 111
 112 static double vivaldi_get_link_latency (routing_component_t rc,const char *src, const char *dst, route_extended_t e_route)
 113 {
 114   if(get_network_element_type(src) == SURF_NETWORK_ELEMENT_AS) {
 115           int need_to_clean = e_route?0:1;
 116           double latency;
 117           e_route = e_route?e_route:(*(rc->get_route)) (rc, src, dst);
 118           latency = base_vivaldi_get_latency(e_route->src_gateway,e_route->dst_gateway);
 119           if(need_to_clean) generic_free_extended_route(e_route);
 120           return latency;
 121   } else {
 122           return base_vivaldi_get_latency(src,dst);
 123   }
 124 }
 125
 126 /**
 127  * \brief Add a "host" to the network element list
 128  */
 129 static void parse_S_host(const char *host_id, const char* coord)
 130 {
 131   network_element_info_t info = NULL;
 132   if (current_routing->hierarchy == SURF_ROUTING_NULL)
 133     current_routing->hierarchy = SURF_ROUTING_BASE;
 134   xbt_assert(!xbt_lib_get_or_null(host_lib, host_id,ROUTING_HOST_LEVEL),
 135               "Reading a host, processing unit \"%s\" already exists",
 136               host_id);
 137   xbt_assert(current_routing->set_processing_unit,
 138               "no defined method \"set_processing_unit\" in \"%s\"",
 139               current_routing->name);
 140   (*(current_routing->set_processing_unit)) (current_routing, host_id);
 141   info = xbt_new0(s_network_element_info_t, 1);
 142   info->rc_component = current_routing;
 143   info->rc_type = SURF_NETWORK_ELEMENT_HOST;
 144   xbt_lib_set(host_lib,host_id,ROUTING_HOST_LEVEL,(void *) info);
 145   if (strcmp(coord,"")) {
 146         if(!COORD_HOST_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
 147     xbt_dynar_t ctn = xbt_str_split_str(coord, " ");
 148     xbt_dynar_shrink(ctn, 0);
 149     xbt_lib_set(host_lib,host_id,COORD_HOST_LEVEL,(void *) ctn);
 150   }
 151 }
 152
 153 static void parse_E_host(void)
 154 {
 155          xbt_dict_cursor_t cursor = NULL;
 156           char *key;
 157           char *elem;
 158
 159           xbt_dict_foreach(current_property_set, cursor, key, elem) {
 160                   XBT_DEBUG("property : %s = %s",key,elem);
 161                 }
 162 }
 163
 164 /*
 165  * \brief Add a host to the network element list from XML
 166  */
 167 static void parse_S_host_XML(void)
 168 {
 169         parse_S_host(A_surfxml_host_id, A_surfxml_host_coordinates);
 170 }
 171 static void parse_E_host_XML(void)
 172 {
 173         parse_E_host();
 174 }
 175
 176 /*
 177  * \brief Add a host to the network element list from lua script
 178  */
 179 static void parse_S_host_lua(const char *host_id, const char *coord)
 180 {
 181   parse_S_host(host_id, coord);
 182 }
 183
 184
 185 /**
 186  * \brief Add a "router" to the network element list
 187  */
 188 static void parse_S_router(const char *router_id)
 189 {
 190   network_element_info_t info = NULL;
 191
 192   if (current_routing->hierarchy == SURF_ROUTING_NULL)
 193     current_routing->hierarchy = SURF_ROUTING_BASE;
 194   xbt_assert(!xbt_lib_get_or_null(as_router_lib,A_surfxml_router_id, ROUTING_ASR_LEVEL),
 195               "Reading a router, processing unit \"%s\" already exists",
 196               router_id);
 197   xbt_assert(current_routing->set_processing_unit,
 198               "no defined method \"set_processing_unit\" in \"%s\"",
 199               current_routing->name);
 200   (*(current_routing->set_processing_unit)) (current_routing,
 201                                              router_id);
 202   info = xbt_new0(s_network_element_info_t, 1);
 203   info->rc_component = current_routing;
 204   info->rc_type = SURF_NETWORK_ELEMENT_ROUTER;
 205
 206   xbt_lib_set(as_router_lib,router_id,ROUTING_ASR_LEVEL,(void *) info);
 207   if (strcmp(A_surfxml_router_coordinates,"")) {
 208         if(!COORD_ASR_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
 209     xbt_dynar_t ctn = xbt_str_split_str(A_surfxml_router_coordinates, " ");
 210     xbt_dynar_shrink(ctn, 0);
 211     xbt_lib_set(as_router_lib,router_id,COORD_ASR_LEVEL,(void *) ctn);
 212   }
 213 }
 214
 215 /**
 216  * brief Add a "router" to the network element list from XML description
 217  */
 218 static void parse_S_router_XML(void)
 219 {
 220         return parse_S_router(A_surfxml_router_id);
 221 }
 222
 223 /**
 224  * brief Add a "router" to the network element list from XML description
 225  */
 226 static void parse_S_router_lua(const char* router_id)
 227 {
 228         return parse_S_router(router_id);
 229 }
 230
 231 /**
 232  * \brief Set the endponints for a route
 233  */
 234 static void parse_S_route_new_and_endpoints(const char *src_id, const char *dst_id)
 235 {
 236   if (src != NULL && dst != NULL && link_list != NULL)
 237     THROWF(arg_error, 0, "Route between %s to %s can not be defined",
 238            src_id, dst_id);
 239   src = src_id;
 240   dst = dst_id;
 241   xbt_assert(strlen(src) > 0 || strlen(dst) > 0,
 242               "Some limits are null in the route between \"%s\" and \"%s\"",
 243               src, dst);
 244   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 245 }
 246
 247 /**
 248  * \brief Set the endpoints for a route from XML
 249  */
 250 static void parse_S_route_new_and_endpoints_XML(void)
 251 {
 252   parse_S_route_new_and_endpoints(A_surfxml_route_src,
 253                                   A_surfxml_route_dst);
 254 }
 255
 256 /**
 257  * \brief Set the endpoints for a route from lua
 258  */
 259 static void parse_S_route_new_and_endpoints_lua(const char *id_src, const char *id_dst)
 260 {
 261   parse_S_route_new_and_endpoints(id_src, id_dst);
 262 }
 263
 264 /**
 265  * \brief Set the endponints and gateways for a ASroute
 266  */
 267 static void parse_S_ASroute_new_and_endpoints(void)
 268 {
 269   if (src != NULL && dst != NULL && link_list != NULL)
 270     THROWF(arg_error, 0, "Route between %s to %s can not be defined",
 271            A_surfxml_ASroute_src, A_surfxml_ASroute_dst);
 272   src = A_surfxml_ASroute_src;
 273   dst = A_surfxml_ASroute_dst;
 274   gw_src = A_surfxml_ASroute_gw_src;
 275   gw_dst = A_surfxml_ASroute_gw_dst;
 276   xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
 277               || strlen(gw_dst) > 0,
 278               "Some limits are null in the route between \"%s\" and \"%s\"",
 279               src, dst);
 280   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 281 }
 282
 283 /**
 284  * \brief Set the endponints for a bypassRoute
 285  */
 286 static void parse_S_bypassRoute_new_and_endpoints(void)
 287 {
 288   if (src != NULL && dst != NULL && link_list != NULL)
 289     THROWF(arg_error, 0,
 290            "Bypass Route between %s to %s can not be defined",
 291            A_surfxml_bypassRoute_src, A_surfxml_bypassRoute_dst);
 292   src = A_surfxml_bypassRoute_src;
 293   dst = A_surfxml_bypassRoute_dst;
 294   gw_src = A_surfxml_bypassRoute_gw_src;
 295   gw_dst = A_surfxml_bypassRoute_gw_dst;
 296   xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
 297               || strlen(gw_dst) > 0,
 298               "Some limits are null in the route between \"%s\" and \"%s\"",
 299               src, dst);
 300   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 301 }
 302
 303 /**
 304  * \brief Set a new link on the actual list of link for a route or ASroute
 305  */
 306 static void parse_E_link_ctn_new_elem(const char *link_id)
 307 {
 308   char *val;
 309   val = xbt_strdup(link_id);
 310   xbt_dynar_push(link_list, &val);
 311 }
 312
 313 /**
 314  * \brief Set a new link on the actual list of link for a route or ASroute from XML
 315  */
 316
 317 static void parse_E_link_ctn_new_elem_XML(void)
 318 {
 319   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_NONE)
 320     parse_E_link_ctn_new_elem(A_surfxml_link_ctn_id);
 321   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_UP) {
 322     char *link_id = bprintf("%s_UP", A_surfxml_link_ctn_id);
 323     parse_E_link_ctn_new_elem(link_id);
 324     free(link_id);
 325   }
 326   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_DOWN) {
 327     char *link_id = bprintf("%s_DOWN", A_surfxml_link_ctn_id);
 328     parse_E_link_ctn_new_elem(link_id);
 329     free(link_id);
 330   }
 331 }
 332
 333 /**
 334  * \brief Set a new link on the actual list of link for a route or ASroute from lua
 335  */
 336 static void parse_E_link_c_ctn_new_elem_lua(const char *link_id)
 337 {
 338   parse_E_link_ctn_new_elem(link_id);
 339 }
 340
 341 /**
 342  * \brief Store the route by calling the set_route function of the current routing component
 343  */
 344 static void parse_E_route_store_route(void)
 345 {
 346   name_route_extended_t route = xbt_new0(s_name_route_extended_t, 1);
 347   route->generic_route.link_list = link_list;
 348   xbt_assert(current_routing->set_route,
 349               "no defined method \"set_route\" in \"%s\"",
 350               current_routing->name);
 351   (*(current_routing->set_route)) (current_routing, src, dst, route);
 352   link_list = NULL;
 353   src = NULL;
 354   dst = NULL;
 355 }
 356
 357 /**
 358  * \brief Store the ASroute by calling the set_ASroute function of the current routing component
 359  */
 360 static void parse_E_ASroute_store_route(void)
 361 {
 362   name_route_extended_t e_route = xbt_new0(s_name_route_extended_t, 1);
 363   e_route->generic_route.link_list = link_list;
 364   e_route->src_gateway = xbt_strdup(gw_src);
 365   e_route->dst_gateway = xbt_strdup(gw_dst);
 366   xbt_assert(current_routing->set_ASroute,
 367               "no defined method \"set_ASroute\" in \"%s\"",
 368               current_routing->name);
 369   (*(current_routing->set_ASroute)) (current_routing, src, dst, e_route);
 370   link_list = NULL;
 371   src = NULL;
 372   dst = NULL;
 373   gw_src = NULL;
 374   gw_dst = NULL;
 375 }
 376
 377 /**
 378  * \brief Store the bypass route by calling the set_bypassroute function of the current routing component
 379  */
 380 static void parse_E_bypassRoute_store_route(void)
 381 {
 382   route_extended_t e_route = xbt_new0(s_route_extended_t, 1);
 383   e_route->generic_route.link_list = link_list;
 384   e_route->src_gateway = xbt_strdup(gw_src);
 385   e_route->dst_gateway = xbt_strdup(gw_dst);
 386   xbt_assert(current_routing->set_bypassroute,
 387               "no defined method \"set_bypassroute\" in \"%s\"",
 388               current_routing->name);
 389   (*(current_routing->set_bypassroute)) (current_routing, src, dst,
 390                                          e_route);
 391   link_list = NULL;
 392   src = NULL;
 393   dst = NULL;
 394   gw_src = NULL;
 395   gw_dst = NULL;
 396 }
 397
 398 /**
 399  * \brief Make a new routing component
 400  *
 401  * make the new structure and
 402  * set the parsing functions to allows parsing the part of the routing tree
 403  */
 404 static void parse_S_AS(char *AS_id, char *AS_routing)
 405 {
 406   routing_component_t new_routing;
 407   model_type_t model = NULL;
 408   char *wanted = AS_routing;
 409   int cpt;
 410   /* seach the routing model */
 411   for (cpt = 0; routing_models[cpt].name; cpt++)
 412     if (!strcmp(wanted, routing_models[cpt].name))
 413       model = &routing_models[cpt];
 414   /* if its not exist, error */
 415   if (model == NULL) {
 416     fprintf(stderr, "Routing model %s not found. Existing models:\n",
 417             wanted);
 418     for (cpt = 0; routing_models[cpt].name; cpt++)
 419       if (!strcmp(wanted, routing_models[cpt].name))
 420         fprintf(stderr, "   %s: %s\n", routing_models[cpt].name,
 421                 routing_models[cpt].desc);
 422     xbt_die(NULL);
 423   }
 424
 425   /* make a new routing component */
 426   new_routing = (routing_component_t) (*(model->create)) ();
 427   new_routing->routing = model;
 428   new_routing->hierarchy = SURF_ROUTING_NULL;
 429   new_routing->name = xbt_strdup(AS_id);
 430   new_routing->routing_sons = xbt_dict_new();
 431
 432   /* Hack for Vivaldi */
 433   if(!strcmp(model->name,"Vivaldi"))
 434         new_routing->get_latency = vivaldi_get_link_latency;
 435
 436   if (current_routing == NULL && global_routing->root == NULL) {
 437
 438     /* it is the first one */
 439     new_routing->routing_father = NULL;
 440     global_routing->root = new_routing;
 441
 442   } else if (current_routing != NULL && global_routing->root != NULL) {
 443
 444     xbt_assert(!xbt_dict_get_or_null
 445                 (current_routing->routing_sons, AS_id),
 446                 "The AS \"%s\" already exists", AS_id);
 447     /* it is a part of the tree */
 448     new_routing->routing_father = current_routing;
 449     /* set the father behavior */
 450     if (current_routing->hierarchy == SURF_ROUTING_NULL)
 451       current_routing->hierarchy = SURF_ROUTING_RECURSIVE;
 452     /* add to the sons dictionary */
 453     xbt_dict_set(current_routing->routing_sons, AS_id,
 454                  (void *) new_routing, NULL);
 455     /* add to the father element list */
 456     (*(current_routing->set_autonomous_system)) (current_routing, AS_id);
 457     /* unload the prev parse rules */
 458     (*(current_routing->routing->unload)) ();
 459
 460   } else {
 461     THROWF(arg_error, 0, "All defined components must be belong to a AS");
 462   }
 463   /* set the new parse rules */
 464   (*(new_routing->routing->load)) ();
 465   /* set the new current component of the tree */
 466   current_routing = new_routing;
 467 }
 468
 469 /*
 470  * Detect the routing model type of the routing component from XML platforms
 471  */
 472 static void parse_S_AS_XML(void)
 473 {
 474   parse_S_AS(A_surfxml_AS_id, A_surfxml_AS_routing);
 475 }
 476
 477 /*
 478  * define the routing model type of routing component from lua script
 479  */
 480 static void parse_S_AS_lua(char *id, char *mode)
 481 {
 482   parse_S_AS(id, mode);
 483 }
 484
 485
 486 /**
 487  * \brief Finish the creation of a new routing component
 488  *
 489  * When you finish to read the routing component, other structures must be created.
 490  * the "end" method allow to do that for any routing model type
 491  */
 492 static void parse_E_AS(const char *AS_id)
 493 {
 494
 495   if (current_routing == NULL) {
 496     THROWF(arg_error, 0, "Close AS(%s), that never open", AS_id);
 497   } else {
 498     network_element_info_t info = NULL;
 499     xbt_assert(!xbt_lib_get_or_null(as_router_lib,current_routing->name, ROUTING_ASR_LEVEL),
 500                 "The AS \"%s\" already exists",current_routing->name);
 501     info = xbt_new0(s_network_element_info_t, 1);
 502     info->rc_component = current_routing->routing_father;
 503     info->rc_type = SURF_NETWORK_ELEMENT_AS;
 504     xbt_lib_set(as_router_lib,current_routing->name,ROUTING_ASR_LEVEL,(void *) info);
 505
 506     (*(current_routing->routing->unload)) ();
 507     (*(current_routing->routing->end)) ();
 508     current_routing = current_routing->routing_father;
 509     if (current_routing != NULL)
 510       (*(current_routing->routing->load)) ();
 511   }
 512 }
 513
 514 /*
 515  * \brief Finish the creation of a new routing component from XML
 516  */
 517 static void parse_E_AS_XML(void)
 518 {
 519   parse_E_AS(A_surfxml_AS_id);
 520 }
 521
 522 /*
 523  * \brief Finish the creation of a new routing component from lua
 524  */
 525 static void parse_E_AS_lua(const char *id)
 526 {
 527   parse_E_AS(id);
 528 }
 529
 530 /* Aux Business methods */
 531
 532 /**
 533  * \brief Get the AS name of the element
 534  *
 535  * \param name the host name
 536  *
 537  */
 538 static char* elements_As_name(const char *name)
 539 {
 540   routing_component_t as_comp;
 541
 542   /* (1) find the as where the host is located */
 543   as_comp = ((network_element_info_t)
 544             xbt_lib_get_or_null(host_lib,name, ROUTING_HOST_LEVEL))->rc_component;
 545   return as_comp->name;
 546 }
 547
 548
 549 /**
 550  * \brief Get the AS father and the first elements of the chain
 551  *
 552  * \param src the source host name
 553  * \param dst the destination host name
 554  *
 555  * Get the common father of the to processing units, and the first different
 556  * father in the chain
 557  */
 558 static xbt_dynar_t elements_father(const char *src, const char *dst)
 559 {
 560
 561   xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
 562
 563   xbt_dynar_t result = xbt_dynar_new(sizeof(char *), NULL);
 564
 565   routing_component_t src_as, dst_as;
 566   int index_src, index_dst, index_father_src, index_father_dst;
 567   xbt_dynar_t path_src = NULL;
 568   xbt_dynar_t path_dst = NULL;
 569   routing_component_t current = NULL;
 570   routing_component_t *current_src = NULL;
 571   routing_component_t *current_dst = NULL;
 572   routing_component_t *father = NULL;
 573
 574   /* (1) find the as where the src and dst are located */
 575   void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
 576   void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
 577   if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
 578   if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
 579   src_as = ((network_element_info_t)src_data)->rc_component;
 580   dst_as = ((network_element_info_t)dst_data)->rc_component;
 581
 582   xbt_assert(src_as
 583               && dst_as,
 584               "Ask for route \"from\"(%s) or \"to\"(%s) no found", src,
 585               dst);
 586
 587   /* (2) find the path to the root routing component */
 588   path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
 589   current = src_as;
 590   while (current != NULL) {
 591     xbt_dynar_push(path_src, &current);
 592     current = current->routing_father;
 593   }
 594   path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
 595   current = dst_as;
 596   while (current != NULL) {
 597     xbt_dynar_push(path_dst, &current);
 598     current = current->routing_father;
 599   }
 600
 601   /* (3) find the common father */
 602   index_src = path_src->used - 1;
 603   index_dst = path_dst->used - 1;
 604   current_src = xbt_dynar_get_ptr(path_src, index_src);
 605   current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
 606   while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
 607     current_src = xbt_dynar_get_ptr(path_src, index_src);
 608     current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
 609     index_src--;
 610     index_dst--;
 611   }
 612   index_src++;
 613   index_dst++;
 614   current_src = xbt_dynar_get_ptr(path_src, index_src);
 615   current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
 616
 617   /* (4) they are not in the same routing component, make the path */
 618   index_father_src = index_src + 1;
 619   index_father_dst = index_dst + 1;
 620
 621   if (*current_src == *current_dst)
 622     father = current_src;
 623   else
 624     father = xbt_dynar_get_ptr(path_src, index_father_src);
 625
 626   /* (5) result generation */
 627   xbt_dynar_push(result, father);       /* first same the father of src and dst */
 628   xbt_dynar_push(result, current_src);  /* second the first different father of src */
 629   xbt_dynar_push(result, current_dst);  /* three  the first different father of dst */
 630
 631   xbt_dynar_free(&path_src);
 632   xbt_dynar_free(&path_dst);
 633
 634   return result;
 635 }
 636
 637 /* Global Business methods */
 638
 639 /**
 640  * \brief Recursive function for get_route
 641  *
 642  * \param src the source host name
 643  * \param dst the destination host name
 644  *
 645  * This function is called by "get_route". It allows to walk recursively
 646  * through the routing components tree.
 647  */
 648 static route_extended_t _get_route(const char *src, const char *dst)
 649 {
 650
 651   void *link;
 652   unsigned int cpt = 0;
 653
 654   XBT_DEBUG("Solve route  \"%s\" to \"%s\"", src, dst);
 655
 656   xbt_assert(src && dst, "bad parameters for \"_get_route\" method");
 657
 658   route_extended_t e_route, e_route_cnt, e_route_src = NULL, e_route_dst =
 659       NULL;
 660
 661   xbt_dynar_t elem_father_list = elements_father(src, dst);
 662
 663   routing_component_t common_father =
 664       xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
 665   routing_component_t src_father =
 666       xbt_dynar_get_as(elem_father_list, 1, routing_component_t);
 667   routing_component_t dst_father =
 668       xbt_dynar_get_as(elem_father_list, 2, routing_component_t);
 669
 670   e_route = xbt_new0(s_route_extended_t, 1);
 671   e_route->src_gateway = NULL;
 672   e_route->dst_gateway = NULL;
 673   e_route->generic_route.link_list =
 674       xbt_dynar_new(global_routing->size_of_link, NULL);
 675
 676   if (src_father == dst_father) {       /* SURF_ROUTING_BASE */
 677
 678         e_route_cnt =
 679           (*(common_father->get_route)) (common_father, src, dst);
 680         xbt_assert(e_route_cnt, "no route between \"%s\" and \"%s\"", src,
 681                           dst);
 682           // FIXME (optim): faire une copie et pas une série de push
 683         xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
 684         xbt_dynar_push(e_route->generic_route.link_list, &link);
 685         }
 686         generic_free_extended_route(e_route_cnt);
 687
 688   } else {                      /* SURF_ROUTING_RECURSIVE */
 689
 690     route_extended_t e_route_bypass = NULL;
 691
 692     if (common_father->get_bypass_route)
 693       e_route_bypass =
 694           (*(common_father->get_bypass_route)) (common_father, src, dst);
 695
 696     if (e_route_bypass)
 697       e_route_cnt = e_route_bypass;
 698     else
 699       e_route_cnt =
 700           (*(common_father->get_route)) (common_father, src_father->name,
 701                                          dst_father->name);
 702
 703     xbt_assert(e_route_cnt, "no route between \"%s\" and \"%s\"",
 704                 src_father->name, dst_father->name);
 705
 706     xbt_assert((e_route_cnt->src_gateway == NULL) ==
 707                 (e_route_cnt->dst_gateway == NULL),
 708                 "bad gateway for route between \"%s\" and \"%s\"", src,
 709                 dst);
 710
 711     if (strcmp(src, e_route_cnt->src_gateway)) {
 712       e_route_src = _get_route(src, e_route_cnt->src_gateway);
 713       xbt_assert(e_route_src, "no route between \"%s\" and \"%s\"", src,
 714                   e_route_cnt->src_gateway);
 715       xbt_dynar_foreach(e_route_src->generic_route.link_list, cpt, link) {
 716         xbt_dynar_push(e_route->generic_route.link_list, &link);
 717       }
 718     }
 719
 720     xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
 721       xbt_dynar_push(e_route->generic_route.link_list, &link);
 722     }
 723
 724     if (strcmp(e_route_cnt->dst_gateway, dst)) {
 725       e_route_dst = _get_route(e_route_cnt->dst_gateway, dst);
 726       xbt_assert(e_route_dst, "no route between \"%s\" and \"%s\"",
 727                   e_route_cnt->dst_gateway, dst);
 728       xbt_dynar_foreach(e_route_dst->generic_route.link_list, cpt, link) {
 729         xbt_dynar_push(e_route->generic_route.link_list, &link);
 730       }
 731     }
 732
 733     e_route->src_gateway = xbt_strdup(e_route_cnt->src_gateway);
 734     e_route->dst_gateway = xbt_strdup(e_route_cnt->dst_gateway);
 735
 736     generic_free_extended_route(e_route_src);
 737     generic_free_extended_route(e_route_cnt);
 738     generic_free_extended_route(e_route_dst);
 739   }
 740
 741   xbt_dynar_free(&elem_father_list);
 742
 743   return e_route;
 744 }
 745
 746 static double _get_latency(const char *src, const char *dst)
 747 {
 748   double latency, latency_src, latency_dst = 0.0;
 749
 750   XBT_DEBUG("Solve route  \"%s\" to \"%s\"", src, dst);
 751   xbt_assert(src && dst, "bad parameters for \"_get_route\" method");
 752
 753   route_extended_t e_route_cnt;
 754
 755   xbt_dynar_t elem_father_list = elements_father(src, dst);
 756
 757   routing_component_t common_father =
 758       xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
 759   routing_component_t src_father =
 760       xbt_dynar_get_as(elem_father_list, 1, routing_component_t);
 761   routing_component_t dst_father =
 762       xbt_dynar_get_as(elem_father_list, 2, routing_component_t);
 763
 764   if (src_father == dst_father) {       /* SURF_ROUTING_BASE */
 765
 766       latency =
 767           (*(common_father->get_latency)) (common_father, src, dst, NULL);
 768       xbt_assert(latency>=0, "no route between \"%s\" and \"%s\"", src,
 769                   dst);
 770
 771   } else {                      /* SURF_ROUTING_RECURSIVE */
 772      route_extended_t e_route_bypass = NULL;
 773     if (common_father->get_bypass_route)
 774       e_route_bypass =
 775           (*(common_father->get_bypass_route)) (common_father, src, dst);
 776
 777     xbt_assert(!e_route_bypass,"Bypass cannot work yet with get_latency");
 778
 779     e_route_cnt =
 780           (*(common_father->get_route)) (common_father, src_father->name,
 781                                          dst_father->name);
 782
 783     xbt_assert(e_route_cnt, "no route between \"%s\" and \"%s\"",
 784                 src_father->name, dst_father->name);
 785
 786     xbt_assert((e_route_cnt->src_gateway == NULL) ==
 787                 (e_route_cnt->dst_gateway == NULL),
 788                 "bad gateway for route between \"%s\" and \"%s\"", src,
 789                 dst);
 790
 791     latency = (*(common_father->get_latency)) (common_father, src_father->name, dst_father->name, e_route_cnt);
 792
 793     xbt_assert(latency>=0, "no route between \"%s\" and \"%s\"",
 794                 src_father->name, dst_father->name);
 795
 796     if (strcmp(src,e_route_cnt->src_gateway)) {
 797
 798       latency_src = _get_latency(src, e_route_cnt->src_gateway);
 799       xbt_assert(latency_src>=0, "no route between \"%s\" and \"%s\"", src,
 800                   e_route_cnt->src_gateway);
 801       latency += latency_src;
 802     }
 803
 804     if (strcmp(e_route_cnt->dst_gateway,dst)) {
 805
 806       latency_dst = _get_latency(e_route_cnt->dst_gateway, dst);
 807       xbt_assert(latency_dst>=0, "no route between \"%s\" and \"%s\"",
 808                   e_route_cnt->dst_gateway, dst);
 809       latency += latency_dst;
 810     }
 811
 812   }
 813
 814   xbt_dynar_free(&elem_father_list);
 815
 816   return latency;
 817 }
 818
 819 /**
 820  * \brief Generic method: find a route between hosts
 821  *
 822  * \param src the source host name
 823  * \param dst the destination host name
 824  *
 825  * walk through the routing components tree and find a route between hosts
 826  * by calling the differents "get_route" functions in each routing component.
 827  * No need to free the returned dynar. It will be freed at the next call.
 828  */
 829 static xbt_dynar_t get_route(const char *src, const char *dst)
 830 {
 831
 832   route_extended_t e_route;
 833
 834   e_route = _get_route(src, dst);
 835   xbt_assert(e_route, "no route between \"%s\" and \"%s\"", src, dst);
 836
 837   if (global_routing->last_route)
 838     xbt_dynar_free(&(global_routing->last_route));
 839   global_routing->last_route = e_route->generic_route.link_list;
 840
 841   if (e_route->src_gateway)
 842     xbt_free(e_route->src_gateway);
 843   if (e_route->dst_gateway)
 844     xbt_free(e_route->dst_gateway);
 845
 846   xbt_free(e_route);
 847
 848   return global_routing->last_route;
 849 }
 850
 851 /**
 852  * \brief Generic method: find a route between hosts
 853  *
 854  * \param src the source host name
 855  * \param dst the destination host name
 856  *
 857  * walk through the routing components tree and find a route between hosts
 858  * by calling the differents "get_route" functions in each routing component.
 859  * Leaves the caller the responsability to clean the returned dynar.
 860  */
 861 static xbt_dynar_t get_route_no_cleanup(const char *src, const char *dst)
 862 {
 863         xbt_dynar_t d = get_route(src,dst);
 864         global_routing->last_route = NULL;
 865         return d;
 866 }
 867
 868 /*Get Latency*/
 869 static double get_latency(const char *src, const char *dst)
 870 {
 871
 872   double latency = -1.0;
 873   latency = _get_latency(src, dst);
 874   xbt_assert(latency>=0.0, "no route between \"%s\" and \"%s\"", src, dst);
 875   return latency;
 876 }
 877
 878 /**
 879  * \brief Recursive function for finalize
 880  *
 881  * \param rc the source host name
 882  *
 883  * This fuction is call by "finalize". It allow to finalize the
 884  * AS or routing components. It delete all the structures.
 885  */
 886 static void _finalize(routing_component_t rc)
 887 {
 888   if (rc) {
 889     xbt_dict_cursor_t cursor = NULL;
 890     char *key;
 891     routing_component_t elem;
 892     xbt_dict_foreach(rc->routing_sons, cursor, key, elem) {
 893       _finalize(elem);
 894     }
 895     xbt_dict_t tmp_sons = rc->routing_sons;
 896     char *tmp_name = rc->name;
 897     xbt_dict_free(&tmp_sons);
 898     xbt_free(tmp_name);
 899     xbt_assert(rc->finalize, "no defined method \"finalize\" in \"%s\"",
 900                 current_routing->name);
 901     (*(rc->finalize)) (rc);
 902   }
 903 }
 904
 905 /**
 906  * \brief Generic method: delete all the routing structures
 907  *
 908  * walk through the routing components tree and delete the structures
 909  * by calling the differents "finalize" functions in each routing component
 910  */
 911 static void finalize(void)
 912 {
 913   /* delete recursibly all the tree */
 914   _finalize(global_routing->root);
 915   /* delete last_route */
 916   xbt_dynar_free(&(global_routing->last_route));
 917   /* delete global routing structure */
 918   xbt_free(global_routing);
 919 }
 920
 921 static xbt_dynar_t recursive_get_onelink_routes(routing_component_t rc)
 922 {
 923   xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
 924
 925   //adding my one link routes
 926   unsigned int cpt;
 927   void *link;
 928   xbt_dynar_t onelink_mine = rc->get_onelink_routes(rc);
 929   if (onelink_mine) {
 930     xbt_dynar_foreach(onelink_mine, cpt, link) {
 931       xbt_dynar_push(ret, &link);
 932     }
 933   }
 934   //recursing
 935   char *key;
 936   xbt_dict_cursor_t cursor = NULL;
 937   routing_component_t rc_child;
 938   xbt_dict_foreach(rc->routing_sons, cursor, key, rc_child) {
 939     xbt_dynar_t onelink_child = recursive_get_onelink_routes(rc_child);
 940     if (onelink_child) {
 941       xbt_dynar_foreach(onelink_child, cpt, link) {
 942         xbt_dynar_push(ret, &link);
 943       }
 944     }
 945   }
 946   return ret;
 947 }
 948
 949 static xbt_dynar_t get_onelink_routes(void)
 950 {
 951   return recursive_get_onelink_routes(global_routing->root);
 952 }
 953
 954 e_surf_network_element_type_t get_network_element_type(const char
 955                                                               *name)
 956 {
 957   network_element_info_t rc = NULL;
 958
 959   rc = xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
 960   if(rc) return rc->rc_type;
 961
 962   rc = xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
 963   if(rc) return rc->rc_type;
 964
 965   return SURF_NETWORK_ELEMENT_NULL;
 966 }
 967
 968 /**
 969  * \brief Generic method: create the global routing schema
 970  *
 971  * Make a global routing structure and set all the parsing functions.
 972  */
 973 void routing_model_create(size_t size_of_links, void *loopback, double_f_cpvoid_t get_link_latency_fun)
 974 {
 975   /* config the uniq global routing */
 976   global_routing = xbt_new0(s_routing_global_t, 1);
 977   global_routing->root = NULL;
 978   global_routing->get_route = get_route;
 979   global_routing->get_latency = get_latency;
 980   global_routing->get_route_no_cleanup = get_route_no_cleanup;
 981   global_routing->get_onelink_routes = get_onelink_routes;
 982   global_routing->get_network_element_type = get_network_element_type;
 983   global_routing->finalize = finalize;
 984   global_routing->loopback = loopback;
 985   global_routing->size_of_link = size_of_links;
 986   global_routing->last_route = NULL;
 987   get_link_latency = get_link_latency_fun;
 988   /* no current routing at moment */
 989   current_routing = NULL;
 990
 991   /* parse generic elements */
 992   surfxml_add_callback(STag_surfxml_host_cb_list, &parse_S_host_XML);
 993   surfxml_add_callback(ETag_surfxml_host_cb_list, &parse_E_host_XML);
 994   surfxml_add_callback(STag_surfxml_router_cb_list, &parse_S_router_XML);
 995
 996   surfxml_add_callback(STag_surfxml_route_cb_list,
 997                        &parse_S_route_new_and_endpoints_XML);
 998   surfxml_add_callback(STag_surfxml_ASroute_cb_list,
 999                        &parse_S_ASroute_new_and_endpoints);
1000   surfxml_add_callback(STag_surfxml_bypassRoute_cb_list,
1001                        &parse_S_bypassRoute_new_and_endpoints);
1002
1003   surfxml_add_callback(ETag_surfxml_link_ctn_cb_list,
1004                        &parse_E_link_ctn_new_elem_XML);
1005
1006   surfxml_add_callback(ETag_surfxml_route_cb_list,
1007                        &parse_E_route_store_route);
1008   surfxml_add_callback(ETag_surfxml_ASroute_cb_list,
1009                        &parse_E_ASroute_store_route);
1010   surfxml_add_callback(ETag_surfxml_bypassRoute_cb_list,
1011                        &parse_E_bypassRoute_store_route);
1012
1013   surfxml_add_callback(STag_surfxml_AS_cb_list, &parse_S_AS_XML);
1014   surfxml_add_callback(ETag_surfxml_AS_cb_list, &parse_E_AS_XML);
1015
1016   surfxml_add_callback(STag_surfxml_cluster_cb_list,
1017                        &routing_parse_Scluster);
1018
1019   surfxml_add_callback(STag_surfxml_peer_cb_list,
1020                          &routing_parse_Speer);
1021
1022   surfxml_add_callback(ETag_surfxml_platform_cb_list,
1023                                                   &clean_dict_random);
1024
1025 #ifdef HAVE_TRACING
1026   instr_routing_define_callbacks();
1027 #endif
1028 }
1029
1030 void surf_parse_add_callback_config(void)
1031 {
1032         surfxml_add_callback(STag_surfxml_config_cb_list, &routing_parse_Sconfig);
1033         surfxml_add_callback(ETag_surfxml_config_cb_list, &routing_parse_Econfig);
1034         surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties_XML);
1035         surfxml_add_callback(STag_surfxml_AS_cb_list, &surf_parse_models_setup);
1036         surfxml_add_callback(STag_surfxml_random_cb_list, &routing_parse_Srandom);
1037 }
1038
1039 void surf_parse_models_setup()
1040 {
1041         routing_parse_Erandom();
1042         surfxml_del_callback(STag_surfxml_AS_cb_list, surf_parse_models_setup);
1043         surf_config_models_setup(platform_filename);
1044         free(platform_filename);
1045 }
1046
1047 /* ************************************************** */
1048 /* ********** PATERN FOR NEW ROUTING **************** */
1049
1050 /* The minimal configuration of a new routing model need the next functions,
1051  * also you need to set at the start of the file, the new model in the model
1052  * list. Remember keep the null ending of the list.
1053  */
1054 /*** Routing model structure ***/
1055 // typedef struct {
1056 //   s_routing_component_t generic_routing;
1057 //   /* things that your routing model need */
1058 // } s_routing_component_NEW_t,*routing_component_NEW_t;
1059
1060 /*** Parse routing model functions ***/
1061 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
1062 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
1063 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
1064 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
1065 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
1066
1067 /*** Business methods ***/
1068 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
1069 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
1070 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
1071
1072 /*** Creation routing model functions ***/
1073 // static void* model_NEW_create(void) {
1074 //   routing_component_NEW_t new_component =  xbt_new0(s_routing_component_NEW_t,1);
1075 //   new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
1076 //   new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
1077 //   new_component->generic_routing.set_route = model_NEW_set_route;
1078 //   new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
1079 //   new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
1080 //   new_component->generic_routing.get_route = NEW_get_route;
1081 //   new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
1082 //   new_component->generic_routing.finalize = NEW_finalize;
1083 //   /* initialization of internal structures */
1084 //   return new_component;
1085 // } /* mandatory */
1086 // static void  model_NEW_load(void) {}   /* mandatory */
1087 // static void  model_NEW_unload(void) {} /* mandatory */
1088 // static void  model_NEW_end(void) {}    /* mandatory */
1089
1090 /* ************************************************************************** */
1091 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
1092
1093 void generic_set_processing_unit(routing_component_t rc,
1094                                         const char *name)
1095 {
1096   XBT_DEBUG("Load process unit \"%s\"", name);
1097   int *id = xbt_new0(int, 1);
1098   xbt_dict_t _to_index;
1099   _to_index = current_routing->to_index;
1100   *id = xbt_dict_length(_to_index);
1101   xbt_dict_set(_to_index, name, id, xbt_free);
1102 }
1103
1104 void generic_set_autonomous_system(routing_component_t rc,
1105                                           const char *name)
1106 {
1107   XBT_DEBUG("Load Autonomous system \"%s\"", name);
1108   int *id = xbt_new0(int, 1);
1109   xbt_dict_t _to_index;
1110   _to_index = current_routing->to_index;
1111   *id = xbt_dict_length(_to_index);
1112   xbt_dict_set(_to_index, name, id, xbt_free);
1113 }
1114
1115 int surf_pointer_resource_cmp(const void *a, const void *b)
1116 {
1117   return a != b;
1118 }
1119
1120 int surf_link_resource_cmp(const void *a, const void *b)
1121 {
1122   return !!memcmp(a,b,global_routing->size_of_link);
1123 }
1124
1125 void generic_set_bypassroute(routing_component_t rc,
1126                                     const char *src, const char *dst,
1127                                     route_extended_t e_route)
1128 {
1129   XBT_DEBUG("Load bypassRoute from \"%s\" to \"%s\"", src, dst);
1130   xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
1131   char *route_name;
1132
1133   route_name = bprintf("%s#%s", src, dst);
1134   xbt_assert(xbt_dynar_length(e_route->generic_route.link_list) > 0,
1135               "Invalid count of links, must be greater than zero (%s,%s)",
1136               src, dst);
1137   xbt_assert(!xbt_dict_get_or_null(dict_bypassRoutes, route_name),
1138               "The bypass route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exists",
1139               src, e_route->src_gateway, dst, e_route->dst_gateway);
1140
1141   route_extended_t new_e_route =
1142       generic_new_extended_route(SURF_ROUTING_RECURSIVE, e_route, 0);
1143   xbt_dynar_free(&(e_route->generic_route.link_list));
1144   xbt_free(e_route);
1145
1146   xbt_dict_set(dict_bypassRoutes, route_name, new_e_route,
1147                (void (*)(void *)) generic_free_extended_route);
1148   xbt_free(route_name);
1149 }
1150
1151 /* ************************************************************************** */
1152 /* *********************** GENERIC BUSINESS METHODS ************************* */
1153
1154 double generic_get_link_latency(routing_component_t rc,
1155                                        const char *src, const char *dst,
1156                                        route_extended_t route)
1157 {
1158         int need_to_clean = route?0:1;
1159         void * link;
1160         unsigned int i;
1161         double latency = 0.0;
1162
1163         route = route?route:rc->get_route(rc,src,dst);
1164
1165         xbt_dynar_foreach(route->generic_route.link_list,i,link) {
1166                 latency += get_link_latency(link);
1167         }
1168         if(need_to_clean) generic_free_extended_route(route);
1169   return latency;
1170 }
1171
1172 xbt_dynar_t generic_get_onelink_routes(routing_component_t rc)
1173 {
1174   xbt_die("\"generic_get_onelink_routes\" not implemented yet");
1175 }
1176
1177 route_extended_t generic_get_bypassroute(routing_component_t rc,
1178                                                 const char *src,
1179                                                 const char *dst)
1180 {
1181   xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
1182   routing_component_t src_as, dst_as;
1183   int index_src, index_dst;
1184   xbt_dynar_t path_src = NULL;
1185   xbt_dynar_t path_dst = NULL;
1186   routing_component_t current = NULL;
1187   routing_component_t *current_src = NULL;
1188   routing_component_t *current_dst = NULL;
1189
1190   /* (1) find the as where the src and dst are located */
1191   void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
1192   void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
1193   if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
1194   if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
1195
1196   if(src_data == NULL || dst_data == NULL)
1197           xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
1198                      src, dst, rc->name);
1199
1200   src_as = ((network_element_info_t)src_data)->rc_component;
1201   dst_as = ((network_element_info_t)dst_data)->rc_component;
1202
1203   /* (2) find the path to the root routing component */
1204   path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
1205   current = src_as;
1206   while (current != NULL) {
1207     xbt_dynar_push(path_src, &current);
1208     current = current->routing_father;
1209   }
1210   path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
1211   current = dst_as;
1212   while (current != NULL) {
1213     xbt_dynar_push(path_dst, &current);
1214     current = current->routing_father;
1215   }
1216
1217   /* (3) find the common father */
1218   index_src = path_src->used - 1;
1219   index_dst = path_dst->used - 1;
1220   current_src = xbt_dynar_get_ptr(path_src, index_src);
1221   current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
1222   while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
1223     routing_component_t *tmp_src, *tmp_dst;
1224     tmp_src = xbt_dynar_pop_ptr(path_src);
1225     tmp_dst = xbt_dynar_pop_ptr(path_dst);
1226     index_src--;
1227     index_dst--;
1228     current_src = xbt_dynar_get_ptr(path_src, index_src);
1229     current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
1230   }
1231
1232   int max_index_src = path_src->used - 1;
1233   int max_index_dst = path_dst->used - 1;
1234
1235   int max_index = max(max_index_src, max_index_dst);
1236   int i, max;
1237
1238   route_extended_t e_route_bypass = NULL;
1239
1240   for (max = 0; max <= max_index; max++) {
1241     for (i = 0; i < max; i++) {
1242       if (i <= max_index_src && max <= max_index_dst) {
1243         char *route_name = bprintf("%s#%s",
1244                                    (*(routing_component_t *)
1245                                     (xbt_dynar_get_ptr
1246                                      (path_src, i)))->name,
1247                                    (*(routing_component_t *)
1248                                     (xbt_dynar_get_ptr
1249                                      (path_dst, max)))->name);
1250         e_route_bypass =
1251             xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1252         xbt_free(route_name);
1253       }
1254       if (e_route_bypass)
1255         break;
1256       if (max <= max_index_src && i <= max_index_dst) {
1257         char *route_name = bprintf("%s#%s",
1258                                    (*(routing_component_t *)
1259                                     (xbt_dynar_get_ptr
1260                                      (path_src, max)))->name,
1261                                    (*(routing_component_t *)
1262                                     (xbt_dynar_get_ptr
1263                                      (path_dst, i)))->name);
1264         e_route_bypass =
1265             xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1266         xbt_free(route_name);
1267       }
1268       if (e_route_bypass)
1269         break;
1270     }
1271
1272     if (e_route_bypass)
1273       break;
1274
1275     if (max <= max_index_src && max <= max_index_dst) {
1276       char *route_name = bprintf("%s#%s",
1277                                  (*(routing_component_t *)
1278                                   (xbt_dynar_get_ptr
1279                                    (path_src, max)))->name,
1280                                  (*(routing_component_t *)
1281                                   (xbt_dynar_get_ptr
1282                                    (path_dst, max)))->name);
1283       e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1284       xbt_free(route_name);
1285     }
1286     if (e_route_bypass)
1287       break;
1288   }
1289
1290   xbt_dynar_free(&path_src);
1291   xbt_dynar_free(&path_dst);
1292
1293   route_extended_t new_e_route = NULL;
1294
1295   if (e_route_bypass) {
1296     void *link;
1297     unsigned int cpt = 0;
1298     new_e_route = xbt_new0(s_route_extended_t, 1);
1299     new_e_route->src_gateway = xbt_strdup(e_route_bypass->src_gateway);
1300     new_e_route->dst_gateway = xbt_strdup(e_route_bypass->dst_gateway);
1301     new_e_route->generic_route.link_list =
1302         xbt_dynar_new(global_routing->size_of_link, NULL);
1303     xbt_dynar_foreach(e_route_bypass->generic_route.link_list, cpt, link) {
1304       xbt_dynar_push(new_e_route->generic_route.link_list, &link);
1305     }
1306   }
1307
1308   return new_e_route;
1309 }
1310
1311 /* ************************************************************************** */
1312 /* ************************* GENERIC AUX FUNCTIONS ************************** */
1313
1314 route_t
1315 generic_new_route(e_surf_routing_hierarchy_t hierarchy,
1316                            void *data, int order)
1317 {
1318
1319   char *link_name;
1320   route_t new_route;
1321   unsigned int cpt;
1322   xbt_dynar_t links = NULL, links_id = NULL;
1323
1324   new_route = xbt_new0(s_route_t, 1);
1325   new_route->link_list =
1326       xbt_dynar_new(global_routing->size_of_link, NULL);
1327
1328   xbt_assert(hierarchy == SURF_ROUTING_BASE,
1329               "the hierarchy type is not SURF_ROUTING_BASE");
1330
1331   links = ((route_t) data)->link_list;
1332
1333
1334   links_id = new_route->link_list;
1335
1336   xbt_dynar_foreach(links, cpt, link_name) {
1337
1338     void *link =
1339                 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1340     if (link) {
1341       if (order)
1342         xbt_dynar_push(links_id, &link);
1343       else
1344         xbt_dynar_unshift(links_id, &link);
1345     } else
1346       THROWF(mismatch_error, 0, "Link %s not found", link_name);
1347   }
1348
1349   return new_route;
1350 }
1351
1352 route_extended_t
1353 generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy,
1354                            void *data, int order)
1355 {
1356
1357   char *link_name;
1358   route_extended_t e_route, new_e_route;
1359   route_t route;
1360   unsigned int cpt;
1361   xbt_dynar_t links = NULL, links_id = NULL;
1362
1363   new_e_route = xbt_new0(s_route_extended_t, 1);
1364   new_e_route->generic_route.link_list =
1365       xbt_dynar_new(global_routing->size_of_link, NULL);
1366   new_e_route->src_gateway = NULL;
1367   new_e_route->dst_gateway = NULL;
1368
1369   xbt_assert(hierarchy == SURF_ROUTING_BASE
1370               || hierarchy == SURF_ROUTING_RECURSIVE,
1371               "the hierarchy type is not defined");
1372
1373   if (hierarchy == SURF_ROUTING_BASE) {
1374
1375     route = (route_t) data;
1376     links = route->link_list;
1377
1378   } else if (hierarchy == SURF_ROUTING_RECURSIVE) {
1379
1380     e_route = (route_extended_t) data;
1381     xbt_assert(e_route->src_gateway
1382                 && e_route->dst_gateway, "bad gateway, is null");
1383     links = e_route->generic_route.link_list;
1384
1385     /* remeber not erase the gateway names */
1386     new_e_route->src_gateway = strdup(e_route->src_gateway);
1387     new_e_route->dst_gateway = strdup(e_route->dst_gateway);
1388   }
1389
1390   links_id = new_e_route->generic_route.link_list;
1391
1392   xbt_dynar_foreach(links, cpt, link_name) {
1393
1394     void *link =
1395                 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1396     if (link) {
1397       if (order)
1398         xbt_dynar_push(links_id, &link);
1399       else
1400         xbt_dynar_unshift(links_id, &link);
1401     } else
1402       THROWF(mismatch_error, 0, "Link %s not found", link_name);
1403   }
1404
1405   return new_e_route;
1406 }
1407
1408 void generic_free_route(route_t route)
1409 {
1410   if (route) {
1411     xbt_dynar_free(&(route->link_list));
1412     xbt_free(route);
1413   }
1414 }
1415
1416 void generic_free_extended_route(route_extended_t e_route)
1417 {
1418   if (e_route) {
1419     xbt_dynar_free(&(e_route->generic_route.link_list));
1420     if (e_route->src_gateway)
1421       xbt_free(e_route->src_gateway);
1422     if (e_route->dst_gateway)
1423       xbt_free(e_route->dst_gateway);
1424     xbt_free(e_route);
1425   }
1426 }
1427
1428 static routing_component_t generic_as_exist(routing_component_t find_from,
1429                                             routing_component_t to_find)
1430 {
1431   //return to_find; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
1432   xbt_dict_cursor_t cursor = NULL;
1433   char *key;
1434   int found = 0;
1435   routing_component_t elem;
1436   xbt_dict_foreach(find_from->routing_sons, cursor, key, elem) {
1437     if (to_find == elem || generic_as_exist(elem, to_find)) {
1438       found = 1;
1439       break;
1440     }
1441   }
1442   if (found)
1443     return to_find;
1444   return NULL;
1445 }
1446
1447 routing_component_t
1448 generic_autonomous_system_exist(routing_component_t rc, char *element)
1449 {
1450   //return rc; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
1451   routing_component_t element_as, result, elem;
1452   xbt_dict_cursor_t cursor = NULL;
1453   char *key;
1454   element_as = ((network_element_info_t)
1455                 xbt_lib_get_or_null(as_router_lib, element, ROUTING_ASR_LEVEL))->rc_component;
1456   result = ((routing_component_t) - 1);
1457   if (element_as != rc)
1458     result = generic_as_exist(rc, element_as);
1459
1460   int found = 0;
1461   if (result) {
1462     xbt_dict_foreach(element_as->routing_sons, cursor, key, elem) {
1463       found = !strcmp(elem->name, element);
1464       if (found)
1465         break;
1466     }
1467     if (found)
1468       return element_as;
1469   }
1470   return NULL;
1471 }
1472
1473 routing_component_t
1474 generic_processing_units_exist(routing_component_t rc, char *element)
1475 {
1476   routing_component_t element_as;
1477   element_as = ((network_element_info_t)
1478                 xbt_lib_get_or_null(host_lib,
1479                  element, ROUTING_HOST_LEVEL))->rc_component;
1480   if (element_as == rc)
1481     return element_as;
1482   return generic_as_exist(rc, element_as);
1483 }
1484
1485 void generic_src_dst_check(routing_component_t rc, const char *src,
1486                                   const char *dst)
1487 {
1488
1489   void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
1490   void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
1491   if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
1492   if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
1493
1494   if(src_data == NULL || dst_data == NULL)
1495           xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
1496                      src, dst, rc->name);
1497
1498   routing_component_t src_as = ((network_element_info_t)src_data)->rc_component;
1499   routing_component_t dst_as = ((network_element_info_t)dst_data)->rc_component;
1500
1501   if(src_as != dst_as)
1502           xbt_die("The src(%s in %s) and dst(%s in %s) are in differents AS",
1503               src, src_as->name, dst, dst_as->name);
1504   if(rc != dst_as)
1505          xbt_die("The routing component of src'%s' and dst'%s' is not the same as the network elements belong (%s?=%s?=%s)",
1506      src,dst,src_as->name, dst_as->name,rc->name);
1507 }
1508
1509 static void routing_parse_Sconfig(void)
1510 {
1511   XBT_DEBUG("START configuration name = %s",A_surfxml_config_id);
1512 }
1513
1514 static void routing_parse_Econfig(void)
1515 {
1516   xbt_dict_cursor_t cursor = NULL;
1517   char *key;
1518   char *elem;
1519   char *cfg;
1520   xbt_dict_foreach(current_property_set, cursor, key, elem) {
1521           cfg = bprintf("%s:%s",key,elem);
1522           if(xbt_cfg_is_default_value(_surf_cfg_set, key))
1523                   xbt_cfg_set_parse(_surf_cfg_set, cfg);
1524           else
1525                   XBT_INFO("The custom configuration '%s' is already define by user!",key);
1526           free(cfg);
1527   }
1528   XBT_DEBUG("End configuration name = %s",A_surfxml_config_id);
1529 }
1530
1531 void routing_parse_Scluster(void)
1532 {
1533   static int AX_ptr = 0;
1534
1535   char *cluster_id = A_surfxml_cluster_id;
1536   char *cluster_prefix = A_surfxml_cluster_prefix;
1537   char *cluster_suffix = A_surfxml_cluster_suffix;
1538   char *cluster_radical = A_surfxml_cluster_radical;
1539   char *cluster_power = A_surfxml_cluster_power;
1540   char *cluster_core = A_surfxml_cluster_core;
1541   char *cluster_bw = A_surfxml_cluster_bw;
1542   char *cluster_lat = A_surfxml_cluster_lat;
1543   char *temp_cluster_bw = NULL;
1544   char *temp_cluster_lat = NULL;
1545   char *temp_cluster_power = NULL;
1546   char *cluster_bb_bw = A_surfxml_cluster_bb_bw;
1547   char *cluster_bb_lat = A_surfxml_cluster_bb_lat;
1548   char *cluster_availability_file = A_surfxml_cluster_availability_file;
1549   char *cluster_state_file = A_surfxml_cluster_state_file;
1550   char *host_id, *groups, *link_id = NULL;
1551   char *router_id, *link_backbone;
1552   char *availability_file = xbt_strdup(cluster_availability_file);
1553   char *state_file = xbt_strdup(cluster_state_file);
1554
1555   if(xbt_dict_size(patterns)==0)
1556           patterns = xbt_dict_new();
1557
1558   xbt_dict_set(patterns,"id",cluster_id,NULL);
1559   xbt_dict_set(patterns,"prefix",cluster_prefix,NULL);
1560   xbt_dict_set(patterns,"suffix",cluster_suffix,NULL);
1561
1562 #ifdef HAVE_PCRE_LIB
1563   char *route_src_dst;
1564 #endif
1565   unsigned int iter;
1566   int start, end, i;
1567   xbt_dynar_t radical_elements;
1568   xbt_dynar_t radical_ends;
1569   int cluster_sharing_policy = AX_surfxml_cluster_sharing_policy;
1570   int cluster_bb_sharing_policy = AX_surfxml_cluster_bb_sharing_policy;
1571
1572 #ifndef HAVE_PCRE_LIB
1573   xbt_dynar_t tab_elements_num = xbt_dynar_new(sizeof(int), NULL);
1574   char *route_src, *route_dst;
1575   int j;
1576 #endif
1577
1578   static unsigned int surfxml_buffer_stack_stack_ptr = 1;
1579   static unsigned int surfxml_buffer_stack_stack[1024];
1580
1581   surfxml_buffer_stack_stack[0] = 0;
1582
1583   surfxml_bufferstack_push(1);
1584
1585   SURFXML_BUFFER_SET(AS_id, cluster_id);
1586 #ifdef HAVE_PCRE_LIB
1587   SURFXML_BUFFER_SET(AS_routing, "RuleBased");
1588   XBT_DEBUG("<AS id=\"%s\"\trouting=\"RuleBased\">", cluster_id);
1589 #else
1590   SURFXML_BUFFER_SET(AS_routing, "Full");
1591   XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", cluster_id);
1592 #endif
1593   SURFXML_START_TAG(AS);
1594
1595   radical_elements = xbt_str_split(cluster_radical, ",");
1596   xbt_dynar_foreach(radical_elements, iter, groups) {
1597     radical_ends = xbt_str_split(groups, "-");
1598     switch (xbt_dynar_length(radical_ends)) {
1599     case 1:
1600       surf_parse_get_int(&start,
1601                          xbt_dynar_get_as(radical_ends, 0, char *));
1602       host_id = bprintf("%s%d%s", cluster_prefix, start, cluster_suffix);
1603 #ifndef HAVE_PCRE_LIB
1604       xbt_dynar_push_as(tab_elements_num, int, start);
1605 #endif
1606       link_id = bprintf("%s_link_%d", cluster_id, start);
1607
1608       xbt_dict_set(patterns, "radical", bprintf("%d", start), xbt_free);
1609       temp_cluster_power = xbt_strdup(cluster_power);
1610       temp_cluster_power = replace_random_parameter(temp_cluster_power);
1611       XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
1612       A_surfxml_host_state = A_surfxml_host_state_ON;
1613       SURFXML_BUFFER_SET(host_id, host_id);
1614       SURFXML_BUFFER_SET(host_power, temp_cluster_power);
1615       SURFXML_BUFFER_SET(host_core, cluster_core);
1616       SURFXML_BUFFER_SET(host_availability, "1.0");
1617       SURFXML_BUFFER_SET(host_coordinates, "");
1618       xbt_free(availability_file);
1619       availability_file = xbt_strdup(cluster_availability_file);
1620       xbt_free(state_file);
1621       state_file = xbt_strdup(cluster_state_file);
1622       XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
1623       XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
1624       SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
1625       SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
1626       XBT_DEBUG("</host>");
1627       SURFXML_START_TAG(host);
1628       SURFXML_END_TAG(host);
1629
1630
1631       temp_cluster_bw = xbt_strdup(cluster_bw);
1632       temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
1633       temp_cluster_lat = xbt_strdup(cluster_lat);
1634       temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
1635       XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
1636       A_surfxml_link_state = A_surfxml_link_state_ON;
1637       A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
1638       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1639           {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
1640       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
1641           {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
1642       SURFXML_BUFFER_SET(link_id, link_id);
1643       SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
1644       SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
1645       SURFXML_BUFFER_SET(link_bandwidth_file, "");
1646       SURFXML_BUFFER_SET(link_latency_file, "");
1647       SURFXML_BUFFER_SET(link_state_file, "");
1648       SURFXML_START_TAG(link);
1649       SURFXML_END_TAG(link);
1650
1651       xbt_free(temp_cluster_bw);
1652       xbt_free(temp_cluster_lat);
1653       xbt_free(temp_cluster_power);
1654       free(link_id);
1655       free(host_id);
1656       break;
1657
1658     case 2:
1659
1660       surf_parse_get_int(&start,
1661                          xbt_dynar_get_as(radical_ends, 0, char *));
1662       surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
1663       for (i = start; i <= end; i++) {
1664         host_id = bprintf("%s%d%s", cluster_prefix, i, cluster_suffix);
1665 #ifndef HAVE_PCRE_LIB
1666         xbt_dynar_push_as(tab_elements_num, int, i);
1667 #endif
1668         link_id = bprintf("%s_link_%d", cluster_id, i);
1669
1670         xbt_dict_set(patterns, "radical", bprintf("%d", i), xbt_free);
1671         temp_cluster_power = xbt_strdup(cluster_power);
1672         temp_cluster_power = replace_random_parameter(temp_cluster_power);
1673         XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
1674         A_surfxml_host_state = A_surfxml_host_state_ON;
1675         SURFXML_BUFFER_SET(host_id, host_id);
1676         SURFXML_BUFFER_SET(host_power, temp_cluster_power);
1677         SURFXML_BUFFER_SET(host_core, cluster_core);
1678         SURFXML_BUFFER_SET(host_availability, "1.0");
1679         SURFXML_BUFFER_SET(host_coordinates, "");
1680         xbt_free(availability_file);
1681         availability_file = xbt_strdup(cluster_availability_file);
1682         xbt_free(state_file);
1683         state_file = xbt_strdup(cluster_state_file);
1684         XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
1685         XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
1686         SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
1687         SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
1688         XBT_DEBUG("</host>");
1689         SURFXML_START_TAG(host);
1690         SURFXML_END_TAG(host);
1691
1692         xbt_free(temp_cluster_power);
1693
1694         temp_cluster_bw = xbt_strdup(cluster_bw);
1695         temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
1696         temp_cluster_lat = xbt_strdup(cluster_lat);
1697         temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
1698         XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
1699         A_surfxml_link_state = A_surfxml_link_state_ON;
1700         A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
1701         if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1702             {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
1703         if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
1704             {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
1705         SURFXML_BUFFER_SET(link_id, link_id);
1706         SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
1707         SURFXML_BUFFER_SET(link_latency, temp_cluster_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
1714         xbt_free(temp_cluster_bw);
1715         xbt_free(temp_cluster_lat);
1716         free(link_id);
1717         free(host_id);
1718       }
1719       break;
1720
1721     default:
1722       XBT_DEBUG("Malformed radical");
1723     }
1724
1725     xbt_dynar_free(&radical_ends);
1726   }
1727   xbt_dynar_free(&radical_elements);
1728
1729   XBT_DEBUG(" ");
1730   router_id =
1731       bprintf("%s%s_router%s", cluster_prefix, cluster_id,
1732               cluster_suffix);
1733   //link_router = bprintf("%s_link_%s_router", cluster_id, cluster_id);
1734   link_backbone = bprintf("%s_backbone", cluster_id);
1735
1736   XBT_DEBUG("<router id=\"%s\"/>", router_id);
1737   SURFXML_BUFFER_SET(router_id, router_id);
1738   SURFXML_BUFFER_SET(router_coordinates, "");
1739   SURFXML_START_TAG(router);
1740   SURFXML_END_TAG(router);
1741
1742   //TODO
1743 //  xbt_dict_set(patterns, "radical", xbt_strdup("_router"), xbt_free);
1744 //  temp_cluster_bw = xbt_strdup(cluster_bw);
1745 //  temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
1746 //  temp_cluster_lat = xbt_strdup(cluster_lat);
1747 //  temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
1748 //  XBT_DEBUG("<link\tid=\"%s\" bw=\"%s\" lat=\"%s\"/>", link_router,temp_cluster_bw, temp_cluster_lat);
1749 //  A_surfxml_link_state = A_surfxml_link_state_ON;
1750 //  A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
1751 //  if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1752 //  {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
1753 //  if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
1754 //  {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
1755 //  SURFXML_BUFFER_SET(link_id, link_router);
1756 //  SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
1757 //  SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
1758 //  SURFXML_BUFFER_SET(link_bandwidth_file, "");
1759 //  SURFXML_BUFFER_SET(link_latency_file, "");
1760 //  SURFXML_BUFFER_SET(link_state_file, "");
1761 //  SURFXML_START_TAG(link);
1762 //  SURFXML_END_TAG(link);
1763
1764 //  xbt_free(temp_cluster_bw);
1765 //  xbt_free(temp_cluster_lat);
1766
1767   XBT_DEBUG("<link\tid=\"%s\" bw=\"%s\" lat=\"%s\"/>", link_backbone,cluster_bb_bw, cluster_bb_lat);
1768   A_surfxml_link_state = A_surfxml_link_state_ON;
1769   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
1770   if(cluster_bb_sharing_policy == A_surfxml_cluster_bb_sharing_policy_FATPIPE)
1771   {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
1772   SURFXML_BUFFER_SET(link_id, link_backbone);
1773   SURFXML_BUFFER_SET(link_bandwidth, cluster_bb_bw);
1774   SURFXML_BUFFER_SET(link_latency, cluster_bb_lat);
1775   SURFXML_BUFFER_SET(link_bandwidth_file, "");
1776   SURFXML_BUFFER_SET(link_latency_file, "");
1777   SURFXML_BUFFER_SET(link_state_file, "");
1778   SURFXML_START_TAG(link);
1779   SURFXML_END_TAG(link);
1780
1781   XBT_DEBUG(" ");
1782
1783 #ifdef HAVE_PCRE_LIB
1784   char *new_suffix = xbt_strdup("");
1785
1786   radical_elements = xbt_str_split(cluster_suffix, ".");
1787   xbt_dynar_foreach(radical_elements, iter, groups) {
1788     if (strcmp(groups, "")) {
1789       char *old_suffix = new_suffix;
1790       new_suffix = bprintf("%s\\.%s", old_suffix, groups);
1791       free(old_suffix);
1792     }
1793   }
1794   route_src_dst = bprintf("%s(.*)%s", cluster_prefix, new_suffix);
1795   xbt_dynar_free(&radical_elements);
1796   free(new_suffix);
1797
1798   char *pcre_link_src = bprintf("%s_link_$1src", cluster_id);
1799   char *pcre_link_backbone = bprintf("%s_backbone", cluster_id);
1800   char *pcre_link_dst = bprintf("%s_link_$1dst", cluster_id);
1801
1802   //from router to router
1803   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, router_id);
1804   XBT_DEBUG("symmetrical=\"NO\">");
1805   SURFXML_BUFFER_SET(route_src, router_id);
1806   SURFXML_BUFFER_SET(route_dst, router_id);
1807   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1808   SURFXML_START_TAG(route);
1809
1810   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1811   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1812   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1813   SURFXML_START_TAG(link_ctn);
1814   SURFXML_END_TAG(link_ctn);
1815
1816   XBT_DEBUG("</route>");
1817   SURFXML_END_TAG(route);
1818
1819   //from host to router
1820   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src_dst, router_id);
1821   XBT_DEBUG("symmetrical=\"NO\">");
1822   SURFXML_BUFFER_SET(route_src, route_src_dst);
1823   SURFXML_BUFFER_SET(route_dst, router_id);
1824   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1825   SURFXML_START_TAG(route);
1826
1827   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_src);
1828   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_src);
1829   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1830   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1831   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1832   SURFXML_START_TAG(link_ctn);
1833   SURFXML_END_TAG(link_ctn);
1834
1835   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1836   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1837   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1838   SURFXML_START_TAG(link_ctn);
1839   SURFXML_END_TAG(link_ctn);
1840
1841   XBT_DEBUG("</route>");
1842   SURFXML_END_TAG(route);
1843
1844   //from router to host
1845   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, route_src_dst);
1846   XBT_DEBUG("symmetrical=\"NO\">");
1847   SURFXML_BUFFER_SET(route_src, router_id);
1848   SURFXML_BUFFER_SET(route_dst, route_src_dst);
1849   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1850   SURFXML_START_TAG(route);
1851
1852   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1853   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1854   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1855   SURFXML_START_TAG(link_ctn);
1856   SURFXML_END_TAG(link_ctn);
1857
1858   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_dst);
1859   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_dst);
1860   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1861   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1862   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1863   SURFXML_START_TAG(link_ctn);
1864   SURFXML_END_TAG(link_ctn);
1865
1866   XBT_DEBUG("</route>");
1867   SURFXML_END_TAG(route);
1868
1869   //from host to host
1870   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src_dst, route_src_dst);
1871   XBT_DEBUG("symmetrical=\"NO\">");
1872   SURFXML_BUFFER_SET(route_src, route_src_dst);
1873   SURFXML_BUFFER_SET(route_dst, route_src_dst);
1874   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1875   SURFXML_START_TAG(route);
1876
1877   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_src);
1878   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_src);
1879   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1880   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1881   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1882   SURFXML_START_TAG(link_ctn);
1883   SURFXML_END_TAG(link_ctn);
1884
1885   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1886   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1887   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1888   SURFXML_START_TAG(link_ctn);
1889   SURFXML_END_TAG(link_ctn);
1890
1891   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_dst);
1892   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_dst);
1893   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1894   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1895   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
1896   SURFXML_START_TAG(link_ctn);
1897   SURFXML_END_TAG(link_ctn);
1898
1899   XBT_DEBUG("</route>");
1900   SURFXML_END_TAG(route);
1901
1902   free(pcre_link_dst);
1903   free(pcre_link_backbone);
1904   free(pcre_link_src);
1905   free(route_src_dst);
1906 #else
1907   for (i = 0; i <= xbt_dynar_length(tab_elements_num); i++) {
1908     for (j = 0; j <= xbt_dynar_length(tab_elements_num); j++) {
1909       if (i == xbt_dynar_length(tab_elements_num)) {
1910         route_src = router_id;
1911       } else {
1912         route_src =
1913             bprintf("%s%d%s", cluster_prefix,
1914                     xbt_dynar_get_as(tab_elements_num, i, int),
1915                     cluster_suffix);
1916       }
1917
1918       if (j == xbt_dynar_length(tab_elements_num)) {
1919         route_dst = router_id;
1920       } else {
1921         route_dst =
1922             bprintf("%s%d%s", cluster_prefix,
1923                     xbt_dynar_get_as(tab_elements_num, j, int),
1924                     cluster_suffix);
1925       }
1926
1927       XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src, route_dst);
1928       XBT_DEBUG("symmetrical=\"NO\">");
1929       SURFXML_BUFFER_SET(route_src, route_src);
1930       SURFXML_BUFFER_SET(route_dst, route_dst);
1931       A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1932       SURFXML_START_TAG(route);
1933
1934       if (i != xbt_dynar_length(tab_elements_num)){
1935           route_src =
1936                 bprintf("%s_link_%d", cluster_id,
1937                         xbt_dynar_get_as(tab_elements_num, i, int));
1938                   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_src);
1939                   SURFXML_BUFFER_SET(link_ctn_id, route_src);
1940                   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1941                   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1942                   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1943                   SURFXML_START_TAG(link_ctn);
1944                   SURFXML_END_TAG(link_ctn);
1945                   free(route_src);
1946       }
1947
1948       XBT_DEBUG("<link_ctn\tid=\"%s_backbone\"/>", cluster_id);
1949       SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_backbone", cluster_id));
1950       A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1951       SURFXML_START_TAG(link_ctn);
1952       SURFXML_END_TAG(link_ctn);
1953
1954       if (j != xbt_dynar_length(tab_elements_num)) {
1955           route_dst =
1956                 bprintf("%s_link_%d", cluster_id,
1957                         xbt_dynar_get_as(tab_elements_num, j, int));
1958                   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_dst);
1959                   SURFXML_BUFFER_SET(link_ctn_id, route_dst);
1960                   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1961                   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1962                   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
1963                   SURFXML_START_TAG(link_ctn);
1964                   SURFXML_END_TAG(link_ctn);
1965                   free(route_dst);
1966       }
1967
1968       XBT_DEBUG("</route>");
1969       SURFXML_END_TAG(route);
1970     }
1971   }
1972   xbt_dynar_free(&tab_elements_num);
1973
1974 #endif
1975
1976   free(router_id);
1977   free(link_backbone);
1978   //free(link_router);
1979   xbt_dict_free(&patterns);
1980   free(availability_file);
1981   free(state_file);
1982
1983   XBT_DEBUG("</AS>");
1984   SURFXML_END_TAG(AS);
1985   XBT_DEBUG(" ");
1986
1987   surfxml_bufferstack_pop(1);
1988 }
1989 /*
1990  * This function take a string and replace parameters from patterns dict.
1991  * It returns the new value.
1992  */
1993 static char* replace_random_parameter(char * string)
1994 {
1995   char *test_string = NULL;
1996
1997   if(xbt_dict_size(random_value)==0)
1998     return string;
1999
2000   string = xbt_str_varsubst(string, patterns); // for patterns of cluster
2001   test_string = bprintf("${%s}", string);
2002   test_string = xbt_str_varsubst(test_string,random_value); //Add ${xxxxx} for random Generator
2003
2004   if (strcmp(test_string,"")) { //if not empty, keep this value.
2005     xbt_free(string);
2006     string = test_string;
2007   } //In other case take old value (without ${})
2008   else
2009         free(test_string);
2010   return string;
2011 }
2012
2013 static void clean_dict_random(void)
2014 {
2015         xbt_dict_free(&random_value);
2016         xbt_dict_free(&patterns);
2017 }
2018
2019 static void routing_parse_Speer(void)
2020 {
2021   static int AX_ptr = 0;
2022
2023   char *peer_id = A_surfxml_peer_id;
2024   char *peer_power = A_surfxml_peer_power;
2025   char *peer_bw_in = A_surfxml_peer_bw_in;
2026   char *peer_bw_out = A_surfxml_peer_bw_out;
2027   char *peer_lat = A_surfxml_peer_lat;
2028   char *peer_coord = A_surfxml_peer_coordinates;
2029   char *peer_state_file = A_surfxml_peer_state_file;
2030   char *peer_availability_file = A_surfxml_peer_availability_file;
2031
2032   char *host_id = NULL;
2033   char *router_id, *link_router, *link_backbone, *link_id_up, *link_id_down;
2034
2035   static unsigned int surfxml_buffer_stack_stack_ptr = 1;
2036   static unsigned int surfxml_buffer_stack_stack[1024];
2037
2038   surfxml_buffer_stack_stack[0] = 0;
2039
2040   surfxml_bufferstack_push(1);
2041
2042   SURFXML_BUFFER_SET(AS_id, peer_id);
2043
2044   SURFXML_BUFFER_SET(AS_routing, "Full");
2045   XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", peer_id);
2046
2047   SURFXML_START_TAG(AS);
2048
2049   XBT_DEBUG(" ");
2050   host_id = bprintf("peer_%s", peer_id);
2051   router_id = bprintf("router_%s", peer_id);
2052   link_id_up = bprintf("link_%s_up", peer_id);
2053   link_id_down = bprintf("link_%s_down", peer_id);
2054
2055   link_router = bprintf("%s_link_router", peer_id);
2056   link_backbone = bprintf("%s_backbone", peer_id);
2057
2058   XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\"/>", host_id, peer_power);
2059   A_surfxml_host_state = A_surfxml_host_state_ON;
2060   SURFXML_BUFFER_SET(host_id, host_id);
2061   SURFXML_BUFFER_SET(host_power, peer_power);
2062   SURFXML_BUFFER_SET(host_availability, "1.0");
2063   SURFXML_BUFFER_SET(host_availability_file, peer_availability_file);
2064   SURFXML_BUFFER_SET(host_state_file, peer_state_file);
2065   SURFXML_BUFFER_SET(host_coordinates, "");
2066   SURFXML_START_TAG(host);
2067   SURFXML_END_TAG(host);
2068
2069   XBT_DEBUG("<router id=\"%s\"\tcoordinates=\"%s\"/>", router_id, peer_coord);
2070   SURFXML_BUFFER_SET(router_id, router_id);
2071   SURFXML_BUFFER_SET(router_coordinates, peer_coord);
2072   SURFXML_START_TAG(router);
2073   SURFXML_END_TAG(router);
2074
2075   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_up, peer_bw_in, peer_lat);
2076   A_surfxml_link_state = A_surfxml_link_state_ON;
2077   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
2078   SURFXML_BUFFER_SET(link_id, link_id_up);
2079   SURFXML_BUFFER_SET(link_bandwidth, peer_bw_in);
2080   SURFXML_BUFFER_SET(link_latency, peer_lat);
2081   SURFXML_BUFFER_SET(link_bandwidth_file, "");
2082   SURFXML_BUFFER_SET(link_latency_file, "");
2083   SURFXML_BUFFER_SET(link_state_file, "");
2084   SURFXML_START_TAG(link);
2085   SURFXML_END_TAG(link);
2086
2087   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_down, peer_bw_out, peer_lat);
2088   A_surfxml_link_state = A_surfxml_link_state_ON;
2089   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
2090   SURFXML_BUFFER_SET(link_id, link_id_down);
2091   SURFXML_BUFFER_SET(link_bandwidth, peer_bw_out);
2092   SURFXML_BUFFER_SET(link_latency, peer_lat);
2093   SURFXML_BUFFER_SET(link_bandwidth_file, "");
2094   SURFXML_BUFFER_SET(link_latency_file, "");
2095   SURFXML_BUFFER_SET(link_state_file, "");
2096   SURFXML_START_TAG(link);
2097   SURFXML_END_TAG(link);
2098
2099   XBT_DEBUG(" ");
2100
2101   // begin here
2102   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", host_id, router_id);
2103   XBT_DEBUG("symmetrical=\"NO\">");
2104   SURFXML_BUFFER_SET(route_src, host_id);
2105   SURFXML_BUFFER_SET(route_dst, router_id);
2106   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
2107   SURFXML_START_TAG(route);
2108
2109   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_up);
2110   SURFXML_BUFFER_SET(link_ctn_id, link_id_up);
2111   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
2112   SURFXML_START_TAG(link_ctn);
2113   SURFXML_END_TAG(link_ctn);
2114
2115   XBT_DEBUG("</route>");
2116   SURFXML_END_TAG(route);
2117
2118   //Opposite Route
2119   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, host_id);
2120   XBT_DEBUG("symmetrical=\"NO\">");
2121   SURFXML_BUFFER_SET(route_src, router_id);
2122   SURFXML_BUFFER_SET(route_dst, host_id);
2123   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
2124   SURFXML_START_TAG(route);
2125
2126   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_down);
2127   SURFXML_BUFFER_SET(link_ctn_id, link_id_down);
2128   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
2129   SURFXML_START_TAG(link_ctn);
2130   SURFXML_END_TAG(link_ctn);
2131
2132   XBT_DEBUG("</route>");
2133   SURFXML_END_TAG(route);
2134
2135   XBT_DEBUG("</AS>");
2136   SURFXML_END_TAG(AS);
2137   XBT_DEBUG(" ");
2138
2139   //xbt_dynar_free(&tab_elements_num);
2140         free(host_id);
2141         free(router_id);
2142         free(link_router);
2143         free(link_backbone);
2144         free(link_id_up);
2145         free(link_id_down);
2146   surfxml_bufferstack_pop(1);
2147 }
2148
2149 static void routing_parse_Srandom(void)
2150 {
2151           double mean, std, min, max, seed;
2152           char *random_id = A_surfxml_random_id;
2153           char *random_radical = A_surfxml_random_radical;
2154           char *rd_name = NULL;
2155           char *rd_value;
2156           surf_parse_get_double(&mean,A_surfxml_random_mean);
2157           surf_parse_get_double(&std,A_surfxml_random_std_deviation);
2158           surf_parse_get_double(&min,A_surfxml_random_min);
2159           surf_parse_get_double(&max,A_surfxml_random_max);
2160           surf_parse_get_double(&seed,A_surfxml_random_seed);
2161
2162           double res = 0;
2163           int i = 0;
2164           random_data_t random = xbt_new0(s_random_data_t, 1);
2165           char *tmpbuf;
2166
2167           xbt_dynar_t radical_elements;
2168           unsigned int iter;
2169           char *groups;
2170           int start, end;
2171           xbt_dynar_t radical_ends;
2172
2173           random->generator = A_surfxml_random_generator;
2174           random->seed = seed;
2175           random->min = min;
2176           random->max = max;
2177
2178           /* Check user stupidities */
2179           if (max < min)
2180             THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
2181           if (mean < min)
2182             THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean,
2183                    min);
2184           if (mean > max)
2185             THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean,
2186                    max);
2187
2188           /* normalize the mean and standard deviation before storing */
2189           random->mean = (mean - min) / (max - min);
2190           random->std = std / (max - min);
2191
2192           if (random->mean * (1 - random->mean) < random->std * random->std)
2193             THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
2194                    random->mean, random->std);
2195
2196           XBT_DEBUG("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
2197           random_id,
2198           random->min,
2199           random->max,
2200           random->mean,
2201           random->std,
2202           random->generator,
2203           random->seed,
2204           random_radical);
2205
2206           if(xbt_dict_size(random_value)==0)
2207                   random_value = xbt_dict_new();
2208
2209           if(!strcmp(random_radical,""))
2210           {
2211                   res = random_generate(random);
2212                   rd_value = bprintf("%f",res);
2213                   xbt_dict_set(random_value, random_id, rd_value, free);
2214           }
2215           else
2216           {
2217                   radical_elements = xbt_str_split(random_radical, ",");
2218                   xbt_dynar_foreach(radical_elements, iter, groups) {
2219                         radical_ends = xbt_str_split(groups, "-");
2220                         switch (xbt_dynar_length(radical_ends)) {
2221                         case 1:
2222                                           xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",random_id);
2223                                           res = random_generate(random);
2224                                           tmpbuf = bprintf("%s%d",random_id,atoi(xbt_dynar_getfirst_as(radical_ends,char *)));
2225                                           xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
2226                                           xbt_free(tmpbuf);
2227                                           break;
2228
2229                         case 2:   surf_parse_get_int(&start,
2230                                                                                  xbt_dynar_get_as(radical_ends, 0, char *));
2231                                           surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
2232                                           for (i = start; i <= end; i++) {
2233                                                   xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",bprintf("%s%d",random_id,i));
2234                                                   res = random_generate(random);
2235                           tmpbuf = bprintf("%s%d",random_id,i);
2236                                                   xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
2237                           xbt_free(tmpbuf);
2238                                           }
2239                                           break;
2240                         default:
2241                                 XBT_INFO("Malformed radical");
2242                         }
2243                         res = random_generate(random);
2244                         rd_name  = bprintf("%s_router",random_id);
2245                         rd_value = bprintf("%f",res);
2246                         xbt_dict_set(random_value, rd_name, rd_value, free);
2247
2248                         xbt_dynar_free(&radical_ends);
2249                   }
2250                   free(rd_name);
2251                   xbt_dynar_free(&radical_elements);
2252           }
2253 }
2254
2255 static void routing_parse_Erandom(void)
2256 {
2257         xbt_dict_cursor_t cursor = NULL;
2258         char *key;
2259         char *elem;
2260
2261         xbt_dict_foreach(random_value, cursor, key, elem) {
2262           XBT_DEBUG("%s = %s",key,elem);
2263         }
2264
2265 }
2266
2267
2268 /*
2269  * New methods to init the routing model component from the lua script
2270  */
2271
2272 /*
2273  * calling parse_S_AS_lua with lua values
2274  */
2275 void routing_AS_init(const char *AS_id, const char *AS_routing)
2276 {
2277   parse_S_AS_lua((char *) AS_id, (char *) AS_routing);
2278 }
2279
2280 /*
2281  * calling parse_E_AS_lua to fisnish the creation of routing component
2282  */
2283 void routing_AS_end(const char *AS_id)
2284 {
2285   parse_E_AS_lua((char *) AS_id);
2286 }
2287
2288 /*
2289  * add a host to the network element list
2290  */
2291
2292 void routing_add_host(const char *host_id)
2293 {
2294   parse_S_host_lua((char *) host_id, (char*)""); // FIXME propagate coordinate system to lua
2295 }
2296
2297 /*
2298  * Set a new link on the actual list of link for a route or ASroute
2299  */
2300 void routing_add_link(const char *link_id)
2301 {
2302   parse_E_link_c_ctn_new_elem_lua((char *) link_id);
2303 }
2304
2305 /*
2306  *Set the endpoints for a route
2307  */
2308 void routing_set_route(const char *src_id, const char *dst_id)
2309 {
2310   parse_S_route_new_and_endpoints_lua(src_id, dst_id);
2311 }
2312
2313 /*
2314  * Store the route by calling parse_E_route_store_route
2315  */
2316 void routing_store_route(void)
2317 {
2318   parse_E_route_store_route();
2319 }