src/surf/surf_routing.c

   1 /* Copyright (c) 2009, 2010. The SimGrid Team.
   2  * All rights reserved.                                                     */
   3
   4 /* This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the license (GNU LGPL) which comes with this package. */
   6
   7 #ifdef HAVE_PCRE_LIB
   8 #include <pcre.h>               /* regular expression library */
   9 #endif
  10 #include "surf_routing_private.h"
  11 #include "surf/surf_routing.h"
  12
  13 xbt_lib_t host_lib;
  14 int ROUTING_HOST_LEVEL; //Routing level
  15 int     SURF_CPU_LEVEL;         //Surf cpu level
  16 int SURF_WKS_LEVEL;             //Surf workstation level
  17 int SIMIX_HOST_LEVEL;   //Simix level
  18 int     MSG_HOST_LEVEL;         //Msg level
  19 int     SD_HOST_LEVEL;          //Simdag level
  20 int     COORD_HOST_LEVEL;       //Coordinates level
  21 int NS3_HOST_LEVEL;             //host node for ns3
  22
  23 xbt_lib_t link_lib;
  24 int SD_LINK_LEVEL;              //Simdag level
  25 int SURF_LINK_LEVEL;    //Surf level
  26 int NS3_LINK_LEVEL;             //link for ns3
  27
  28 xbt_lib_t as_router_lib;
  29 int ROUTING_ASR_LEVEL;  //Routing level
  30 int COORD_ASR_LEVEL;    //Coordinates level
  31 int NS3_ASR_LEVEL;              //host node for ns3
  32
  33 static xbt_dict_t patterns = NULL;
  34 static xbt_dict_t random_value = NULL;
  35
  36 /* Global vars */
  37 routing_global_t global_routing = NULL;
  38 routing_component_t current_routing = NULL;
  39 model_type_t current_routing_model = NULL;
  40
  41 /* global parse functions */
  42 xbt_dynar_t link_list = NULL;    /* temporary store of current list link of a route */
  43 static const char *src = NULL;        /* temporary store the source name of a route */
  44 static const char *dst = NULL;        /* temporary store the destination name of a route */
  45 static char *gw_src = NULL;     /* temporary store the gateway source name of a route */
  46 static char *gw_dst = NULL;     /* temporary store the gateway destination name of a route */
  47 static double_f_cpvoid_t get_link_latency = NULL;
  48
  49 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route, surf, "Routing part of surf");
  50
  51 static void routing_parse_Speer(void);          /* peer bypass */
  52 static void routing_parse_Srandom(void);        /* random bypass */
  53 static void routing_parse_Erandom(void);        /* random bypass */
  54
  55 static void routing_parse_Sconfig(void);        /* config Tag */
  56 static void routing_parse_Econfig(void);        /* config Tag */
  57
  58 static char* replace_random_parameter(char * chaine);
  59 static void clean_dict_random(void);
  60
  61 /* this lines are only for replace use like index in the model table */
  62 typedef enum {
  63   SURF_MODEL_FULL = 0,
  64   SURF_MODEL_FLOYD,
  65   SURF_MODEL_DIJKSTRA,
  66   SURF_MODEL_DIJKSTRACACHE,
  67   SURF_MODEL_NONE,
  68 #ifdef HAVE_PCRE_LIB
  69   SURF_MODEL_RULEBASED
  70 #endif
  71 } e_routing_types;
  72
  73 struct s_model_type routing_models[] = { {"Full",
  74                                           "Full routing data (fast, large memory requirements, fully expressive)",
  75                                           model_full_create,
  76                                           model_full_load,
  77                                           model_full_unload,
  78                                           model_full_end},
  79 {"Floyd",
  80  "Floyd routing data (slow initialization, fast lookup, lesser memory requirements, shortest path routing only)",
  81  model_floyd_create, model_floyd_load, model_floyd_unload,
  82  model_floyd_end},
  83 {"Dijkstra",
  84  "Dijkstra routing data (fast initialization, slow lookup, small memory requirements, shortest path routing only)",
  85  model_dijkstra_create, model_dijkstra_both_load,
  86  model_dijkstra_both_unload, model_dijkstra_both_end},
  87 {"DijkstraCache",
  88  "Dijkstra routing data (fast initialization, fast lookup, small memory requirements, shortest path routing only)",
  89  model_dijkstracache_create, model_dijkstra_both_load,
  90  model_dijkstra_both_unload, model_dijkstra_both_end},
  91 {"none", "No routing (usable with Constant network only)",
  92  model_none_create, model_none_load, model_none_unload, model_none_end},
  93 #ifdef HAVE_PCRE_LIB
  94 {"RuleBased", "Rule-Based routing data (...)", model_rulebased_create,
  95  model_rulebased_load, model_rulebased_unload, model_rulebased_end},
  96 {"Vivaldi", "Vivaldi routing", model_rulebased_create,
  97   model_rulebased_load, model_rulebased_unload, model_rulebased_end},
  98 #endif
  99 {NULL, NULL, NULL, NULL, NULL, NULL}
 100 };
 101
 102 static double euclidean_dist_comp(int index, xbt_dynar_t src, xbt_dynar_t dst)
 103 {
 104         double src_coord, dst_coord;
 105
 106         src_coord = atof(xbt_dynar_get_as(src, index, char *));
 107         dst_coord = atof(xbt_dynar_get_as(dst, index, char *));
 108
 109         return (src_coord-dst_coord)*(src_coord-dst_coord);
 110
 111 }
 112
 113 static double base_vivaldi_get_latency (const char *src, const char *dst)
 114 {
 115   double euclidean_dist;
 116   xbt_dynar_t src_ctn, dst_ctn;
 117   src_ctn = xbt_lib_get_or_null(host_lib, src, COORD_HOST_LEVEL);
 118   if(!src_ctn) src_ctn = xbt_lib_get_or_null(as_router_lib, src, COORD_ASR_LEVEL);
 119   dst_ctn = xbt_lib_get_or_null(host_lib, dst, COORD_HOST_LEVEL);
 120   if(!dst_ctn) dst_ctn = xbt_lib_get_or_null(as_router_lib, dst, COORD_ASR_LEVEL);
 121
 122   if(dst_ctn == NULL || src_ctn == NULL)
 123   xbt_die("Coord src '%s' :%p   dst '%s' :%p",src,src_ctn,dst,dst_ctn);
 124
 125   euclidean_dist = sqrt (euclidean_dist_comp(0,src_ctn,dst_ctn)+euclidean_dist_comp(1,src_ctn,dst_ctn))
 126                                  + fabs(atof(xbt_dynar_get_as(src_ctn, 2, char *)))+fabs(atof(xbt_dynar_get_as(dst_ctn, 2, char *)));
 127
 128   xbt_assert(euclidean_dist>=0, "Euclidean Dist is less than 0\"%s\" and \"%.2f\"", src, euclidean_dist);
 129
 130   return euclidean_dist;
 131 }
 132
 133 static double vivaldi_get_link_latency (routing_component_t rc,const char *src, const char *dst, route_extended_t e_route)
 134 {
 135   if(get_network_element_type(src) == SURF_NETWORK_ELEMENT_AS) {
 136           int need_to_clean = e_route?0:1;
 137           double latency;
 138           e_route = e_route?e_route:(*(rc->get_route)) (rc, src, dst);
 139           latency = base_vivaldi_get_latency(e_route->src_gateway,e_route->dst_gateway);
 140           if(need_to_clean) generic_free_extended_route(e_route);
 141           return latency;
 142   } else {
 143           return base_vivaldi_get_latency(src,dst);
 144   }
 145 }
 146
 147 /**
 148  * \brief Add a "host" to the network element list
 149  */
 150 static void parse_S_host(const char *host_id, const char* coord)
 151 {
 152   network_element_info_t info = NULL;
 153   if (current_routing->hierarchy == SURF_ROUTING_NULL)
 154     current_routing->hierarchy = SURF_ROUTING_BASE;
 155   xbt_assert(!xbt_lib_get_or_null(host_lib, host_id,ROUTING_HOST_LEVEL),
 156               "Reading a host, processing unit \"%s\" already exists",
 157               host_id);
 158   xbt_assert(current_routing->set_processing_unit,
 159               "no defined method \"set_processing_unit\" in \"%s\"",
 160               current_routing->name);
 161   (*(current_routing->set_processing_unit)) (current_routing, host_id);
 162   info = xbt_new0(s_network_element_info_t, 1);
 163   info->rc_component = current_routing;
 164   info->rc_type = SURF_NETWORK_ELEMENT_HOST;
 165   xbt_lib_set(host_lib,host_id,ROUTING_HOST_LEVEL,(void *) info);
 166   if (strcmp(coord,"")) {
 167         if(!COORD_HOST_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
 168     xbt_dynar_t ctn = xbt_str_split_str(coord, " ");
 169     xbt_dynar_shrink(ctn, 0);
 170     xbt_lib_set(host_lib,host_id,COORD_HOST_LEVEL,(void *) ctn);
 171   }
 172 }
 173
 174 static void parse_E_host(void)
 175 {
 176          xbt_dict_cursor_t cursor = NULL;
 177           char *key;
 178           char *elem;
 179
 180           xbt_dict_foreach(current_property_set, cursor, key, elem) {
 181                   XBT_DEBUG("property : %s = %s",key,elem);
 182                 }
 183 }
 184
 185 /*
 186  * \brief Add a host to the network element list from XML
 187  */
 188 static void parse_S_host_XML(void)
 189 {
 190         parse_S_host(A_surfxml_host_id, A_surfxml_host_coordinates);
 191 }
 192 static void parse_E_host_XML(void)
 193 {
 194         parse_E_host();
 195 }
 196
 197 /*
 198  * \brief Add a host to the network element list from lua script
 199  */
 200 static void parse_S_host_lua(const char *host_id, const char *coord)
 201 {
 202   parse_S_host(host_id, coord);
 203 }
 204
 205
 206 /**
 207  * \brief Add a "router" to the network element list
 208  */
 209 static void parse_S_router(const char *router_id)
 210 {
 211   network_element_info_t info = NULL;
 212
 213   if (current_routing->hierarchy == SURF_ROUTING_NULL)
 214     current_routing->hierarchy = SURF_ROUTING_BASE;
 215   xbt_assert(!xbt_lib_get_or_null(as_router_lib,A_surfxml_router_id, ROUTING_ASR_LEVEL),
 216               "Reading a router, processing unit \"%s\" already exists",
 217               router_id);
 218   xbt_assert(current_routing->set_processing_unit,
 219               "no defined method \"set_processing_unit\" in \"%s\"",
 220               current_routing->name);
 221   (*(current_routing->set_processing_unit)) (current_routing,
 222                                              router_id);
 223   info = xbt_new0(s_network_element_info_t, 1);
 224   info->rc_component = current_routing;
 225   info->rc_type = SURF_NETWORK_ELEMENT_ROUTER;
 226
 227   xbt_lib_set(as_router_lib,router_id,ROUTING_ASR_LEVEL,(void *) info);
 228   if (strcmp(A_surfxml_router_coordinates,"")) {
 229         if(!COORD_ASR_LEVEL) xbt_die("To use coordinates, you must set configuration 'coordinates' to 'yes'");
 230     xbt_dynar_t ctn = xbt_str_split_str(A_surfxml_router_coordinates, " ");
 231     xbt_dynar_shrink(ctn, 0);
 232     xbt_lib_set(as_router_lib,router_id,COORD_ASR_LEVEL,(void *) ctn);
 233   }
 234 }
 235
 236 /**
 237  * brief Add a "router" to the network element list from XML description
 238  */
 239 static void parse_S_router_XML(void)
 240 {
 241         return parse_S_router(A_surfxml_router_id);
 242 }
 243
 244 /**
 245  * brief Add a "router" to the network element list from XML description
 246  */
 247 static void parse_S_router_lua(const char* router_id)
 248 {
 249         return parse_S_router(router_id);
 250 }
 251
 252 /**
 253  * \brief Set the endponints for a route
 254  */
 255 static void parse_S_route_new_and_endpoints(const char *src_id, const char *dst_id)
 256 {
 257   if (src != NULL && dst != NULL && link_list != NULL)
 258     THROWF(arg_error, 0, "Route between %s to %s can not be defined",
 259            src_id, dst_id);
 260   src = src_id;
 261   dst = dst_id;
 262   xbt_assert(strlen(src) > 0 || strlen(dst) > 0,
 263               "Some limits are null in the route between \"%s\" and \"%s\"",
 264               src, dst);
 265   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 266 }
 267
 268 /**
 269  * \brief Set the endpoints for a route from XML
 270  */
 271 static void parse_S_route_new_and_endpoints_XML(void)
 272 {
 273   parse_S_route_new_and_endpoints(A_surfxml_route_src,
 274                                   A_surfxml_route_dst);
 275 }
 276
 277 /**
 278  * \brief Set the endpoints for a route from lua
 279  */
 280 static void parse_S_route_new_and_endpoints_lua(const char *id_src, const char *id_dst)
 281 {
 282   parse_S_route_new_and_endpoints(id_src, id_dst);
 283 }
 284
 285 /**
 286  * \brief Set the endponints and gateways for a ASroute
 287  */
 288 static void parse_S_ASroute_new_and_endpoints(void)
 289 {
 290   if (src != NULL && dst != NULL && link_list != NULL)
 291     THROWF(arg_error, 0, "Route between %s to %s can not be defined",
 292            A_surfxml_ASroute_src, A_surfxml_ASroute_dst);
 293   src = A_surfxml_ASroute_src;
 294   dst = A_surfxml_ASroute_dst;
 295   gw_src = A_surfxml_ASroute_gw_src;
 296   gw_dst = A_surfxml_ASroute_gw_dst;
 297   xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
 298               || strlen(gw_dst) > 0,
 299               "Some limits are null in the route between \"%s\" and \"%s\"",
 300               src, dst);
 301   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 302 }
 303
 304 /**
 305  * \brief Set the endponints for a bypassRoute
 306  */
 307 static void parse_S_bypassRoute_new_and_endpoints(void)
 308 {
 309   if (src != NULL && dst != NULL && link_list != NULL)
 310     THROWF(arg_error, 0,
 311            "Bypass Route between %s to %s can not be defined",
 312            A_surfxml_bypassRoute_src, A_surfxml_bypassRoute_dst);
 313   src = A_surfxml_bypassRoute_src;
 314   dst = A_surfxml_bypassRoute_dst;
 315   gw_src = A_surfxml_bypassRoute_gw_src;
 316   gw_dst = A_surfxml_bypassRoute_gw_dst;
 317   xbt_assert(strlen(src) > 0 || strlen(dst) > 0 || strlen(gw_src) > 0
 318               || strlen(gw_dst) > 0,
 319               "Some limits are null in the route between \"%s\" and \"%s\"",
 320               src, dst);
 321   link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 322 }
 323
 324 /**
 325  * \brief Set a new link on the actual list of link for a route or ASroute
 326  */
 327 static void parse_E_link_ctn_new_elem(const char *link_id)
 328 {
 329   char *val;
 330   val = xbt_strdup(link_id);
 331   xbt_dynar_push(link_list, &val);
 332 }
 333
 334 /**
 335  * \brief Set a new link on the actual list of link for a route or ASroute from XML
 336  */
 337
 338 static void parse_E_link_ctn_new_elem_XML(void)
 339 {
 340   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_NONE)
 341     parse_E_link_ctn_new_elem(A_surfxml_link_ctn_id);
 342   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_UP) {
 343     char *link_id = bprintf("%s_UP", A_surfxml_link_ctn_id);
 344     parse_E_link_ctn_new_elem(link_id);
 345     free(link_id);
 346   }
 347   if (A_surfxml_link_ctn_direction == A_surfxml_link_ctn_direction_DOWN) {
 348     char *link_id = bprintf("%s_DOWN", A_surfxml_link_ctn_id);
 349     parse_E_link_ctn_new_elem(link_id);
 350     free(link_id);
 351   }
 352 }
 353
 354 /**
 355  * \brief Set a new link on the actual list of link for a route or ASroute from lua
 356  */
 357 static void parse_E_link_c_ctn_new_elem_lua(const char *link_id)
 358 {
 359   parse_E_link_ctn_new_elem(link_id);
 360 }
 361
 362 /**
 363  * \brief Store the route by calling the set_route function of the current routing component
 364  */
 365 static void parse_E_route_store_route(void)
 366 {
 367   name_route_extended_t route = xbt_new0(s_name_route_extended_t, 1);
 368   route->generic_route.link_list = link_list;
 369   xbt_assert(current_routing->set_route,
 370               "no defined method \"set_route\" in \"%s\"",
 371               current_routing->name);
 372   (*(current_routing->set_route)) (current_routing, src, dst, route);
 373   link_list = NULL;
 374   src = NULL;
 375   dst = NULL;
 376 }
 377
 378 /**
 379  * \brief Store the ASroute by calling the set_ASroute function of the current routing component
 380  */
 381 static void parse_E_ASroute_store_route(void)
 382 {
 383   name_route_extended_t e_route = xbt_new0(s_name_route_extended_t, 1);
 384   e_route->generic_route.link_list = link_list;
 385   e_route->src_gateway = xbt_strdup(gw_src);
 386   e_route->dst_gateway = xbt_strdup(gw_dst);
 387   xbt_assert(current_routing->set_ASroute,
 388               "no defined method \"set_ASroute\" in \"%s\"",
 389               current_routing->name);
 390   (*(current_routing->set_ASroute)) (current_routing, src, dst, 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 Store the bypass route by calling the set_bypassroute function of the current routing component
 400  */
 401 static void parse_E_bypassRoute_store_route(void)
 402 {
 403   route_extended_t e_route = xbt_new0(s_route_extended_t, 1);
 404   e_route->generic_route.link_list = link_list;
 405   e_route->src_gateway = xbt_strdup(gw_src);
 406   e_route->dst_gateway = xbt_strdup(gw_dst);
 407   xbt_assert(current_routing->set_bypassroute,
 408               "no defined method \"set_bypassroute\" in \"%s\"",
 409               current_routing->name);
 410   (*(current_routing->set_bypassroute)) (current_routing, src, dst,
 411                                          e_route);
 412   link_list = NULL;
 413   src = NULL;
 414   dst = NULL;
 415   gw_src = NULL;
 416   gw_dst = NULL;
 417 }
 418
 419 /**
 420  * \brief Make a new routing component
 421  *
 422  * make the new structure and
 423  * set the parsing functions to allows parsing the part of the routing tree
 424  */
 425 static void parse_S_AS(char *AS_id, char *AS_routing)
 426 {
 427   routing_component_t new_routing;
 428   model_type_t model = NULL;
 429   char *wanted = AS_routing;
 430   int cpt;
 431   /* seach the routing model */
 432   for (cpt = 0; routing_models[cpt].name; cpt++)
 433     if (!strcmp(wanted, routing_models[cpt].name))
 434       model = &routing_models[cpt];
 435   /* if its not exist, error */
 436   if (model == NULL) {
 437     fprintf(stderr, "Routing model %s not found. Existing models:\n",
 438             wanted);
 439     for (cpt = 0; routing_models[cpt].name; cpt++)
 440       if (!strcmp(wanted, routing_models[cpt].name))
 441         fprintf(stderr, "   %s: %s\n", routing_models[cpt].name,
 442                 routing_models[cpt].desc);
 443     xbt_die(NULL);
 444   }
 445
 446   /* make a new routing component */
 447   new_routing = (routing_component_t) (*(model->create)) ();
 448   new_routing->routing = model;
 449   new_routing->hierarchy = SURF_ROUTING_NULL;
 450   new_routing->name = xbt_strdup(AS_id);
 451   new_routing->routing_sons = xbt_dict_new();
 452
 453   /* Hack for Vivaldi */
 454   if(!strcmp(model->name,"Vivaldi"))
 455         new_routing->get_latency = vivaldi_get_link_latency;
 456
 457   if (current_routing == NULL && global_routing->root == NULL) {
 458
 459     /* it is the first one */
 460     new_routing->routing_father = NULL;
 461     global_routing->root = new_routing;
 462
 463   } else if (current_routing != NULL && global_routing->root != NULL) {
 464
 465     xbt_assert(!xbt_dict_get_or_null
 466                 (current_routing->routing_sons, AS_id),
 467                 "The AS \"%s\" already exists", AS_id);
 468     /* it is a part of the tree */
 469     new_routing->routing_father = current_routing;
 470     /* set the father behavior */
 471     if (current_routing->hierarchy == SURF_ROUTING_NULL)
 472       current_routing->hierarchy = SURF_ROUTING_RECURSIVE;
 473     /* add to the sons dictionary */
 474     xbt_dict_set(current_routing->routing_sons, AS_id,
 475                  (void *) new_routing, NULL);
 476     /* add to the father element list */
 477     (*(current_routing->set_autonomous_system)) (current_routing, AS_id);
 478     /* unload the prev parse rules */
 479     (*(current_routing->routing->unload)) ();
 480
 481   } else {
 482     THROWF(arg_error, 0, "All defined components must be belong to a AS");
 483   }
 484   /* set the new parse rules */
 485   (*(new_routing->routing->load)) ();
 486   /* set the new current component of the tree */
 487   current_routing = new_routing;
 488 }
 489
 490 /*
 491  * Detect the routing model type of the routing component from XML platforms
 492  */
 493 static void parse_S_AS_XML(void)
 494 {
 495   parse_S_AS(A_surfxml_AS_id, A_surfxml_AS_routing);
 496 }
 497
 498 /*
 499  * define the routing model type of routing component from lua script
 500  */
 501 static void parse_S_AS_lua(char *id, char *mode)
 502 {
 503   parse_S_AS(id, mode);
 504 }
 505
 506
 507 /**
 508  * \brief Finish the creation of a new routing component
 509  *
 510  * When you finish to read the routing component, other structures must be created.
 511  * the "end" method allow to do that for any routing model type
 512  */
 513 static void parse_E_AS(const char *AS_id)
 514 {
 515
 516   if (current_routing == NULL) {
 517     THROWF(arg_error, 0, "Close AS(%s), that never open", AS_id);
 518   } else {
 519     network_element_info_t info = NULL;
 520     xbt_assert(!xbt_lib_get_or_null(as_router_lib,current_routing->name, ROUTING_ASR_LEVEL),
 521                 "The AS \"%s\" already exists",current_routing->name);
 522     info = xbt_new0(s_network_element_info_t, 1);
 523     info->rc_component = current_routing->routing_father;
 524     info->rc_type = SURF_NETWORK_ELEMENT_AS;
 525     xbt_lib_set(as_router_lib,current_routing->name,ROUTING_ASR_LEVEL,(void *) info);
 526
 527     (*(current_routing->routing->unload)) ();
 528     (*(current_routing->routing->end)) ();
 529     current_routing = current_routing->routing_father;
 530     if (current_routing != NULL)
 531       (*(current_routing->routing->load)) ();
 532   }
 533 }
 534
 535 /*
 536  * \brief Finish the creation of a new routing component from XML
 537  */
 538 static void parse_E_AS_XML(void)
 539 {
 540   parse_E_AS(A_surfxml_AS_id);
 541 }
 542
 543 /*
 544  * \brief Finish the creation of a new routing component from lua
 545  */
 546 static void parse_E_AS_lua(const char *id)
 547 {
 548   parse_E_AS(id);
 549 }
 550
 551 /* Aux Business methods */
 552
 553 /**
 554  * \brief Get the AS name of the element
 555  *
 556  * \param name the host name
 557  *
 558  */
 559 static char* elements_As_name(const char *name)
 560 {
 561   routing_component_t as_comp;
 562
 563   /* (1) find the as where the host is located */
 564   as_comp = ((network_element_info_t)
 565             xbt_lib_get_or_null(host_lib,name, ROUTING_HOST_LEVEL))->rc_component;
 566   return as_comp->name;
 567 }
 568
 569
 570 /**
 571  * \brief Get the AS father and the first elements of the chain
 572  *
 573  * \param src the source host name
 574  * \param dst the destination host name
 575  *
 576  * Get the common father of the to processing units, and the first different
 577  * father in the chain
 578  */
 579 static xbt_dynar_t elements_father(const char *src, const char *dst)
 580 {
 581
 582   xbt_assert(src && dst, "bad parameters for \"elements_father\" method");
 583
 584   xbt_dynar_t result = xbt_dynar_new(sizeof(char *), NULL);
 585
 586   routing_component_t src_as, dst_as;
 587   int index_src, index_dst, index_father_src, index_father_dst;
 588   xbt_dynar_t path_src = NULL;
 589   xbt_dynar_t path_dst = NULL;
 590   routing_component_t current = NULL;
 591   routing_component_t *current_src = NULL;
 592   routing_component_t *current_dst = NULL;
 593   routing_component_t *father = NULL;
 594
 595   /* (1) find the as where the src and dst are located */
 596   void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
 597   void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
 598   if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
 599   if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
 600   src_as = ((network_element_info_t)src_data)->rc_component;
 601   dst_as = ((network_element_info_t)dst_data)->rc_component;
 602
 603   xbt_assert(src_as
 604               && dst_as,
 605               "Ask for route \"from\"(%s) or \"to\"(%s) no found", src,
 606               dst);
 607
 608   /* (2) find the path to the root routing component */
 609   path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
 610   current = src_as;
 611   while (current != NULL) {
 612     xbt_dynar_push(path_src, &current);
 613     current = current->routing_father;
 614   }
 615   path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
 616   current = dst_as;
 617   while (current != NULL) {
 618     xbt_dynar_push(path_dst, &current);
 619     current = current->routing_father;
 620   }
 621
 622   /* (3) find the common father */
 623   index_src = path_src->used - 1;
 624   index_dst = path_dst->used - 1;
 625   current_src = xbt_dynar_get_ptr(path_src, index_src);
 626   current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
 627   while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
 628     current_src = xbt_dynar_get_ptr(path_src, index_src);
 629     current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
 630     index_src--;
 631     index_dst--;
 632   }
 633   index_src++;
 634   index_dst++;
 635   current_src = xbt_dynar_get_ptr(path_src, index_src);
 636   current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
 637
 638   /* (4) they are not in the same routing component, make the path */
 639   index_father_src = index_src + 1;
 640   index_father_dst = index_dst + 1;
 641
 642   if (*current_src == *current_dst)
 643     father = current_src;
 644   else
 645     father = xbt_dynar_get_ptr(path_src, index_father_src);
 646
 647   /* (5) result generation */
 648   xbt_dynar_push(result, father);       /* first same the father of src and dst */
 649   xbt_dynar_push(result, current_src);  /* second the first different father of src */
 650   xbt_dynar_push(result, current_dst);  /* three  the first different father of dst */
 651
 652   xbt_dynar_free(&path_src);
 653   xbt_dynar_free(&path_dst);
 654
 655   return result;
 656 }
 657
 658 /* Global Business methods */
 659
 660 /**
 661  * \brief Recursive function for get_route
 662  *
 663  * \param src the source host name
 664  * \param dst the destination host name
 665  * \param *e_route the route where the links are stored
 666  *
 667  * This function is called by "get_route". It allows to walk recursively
 668  * through the routing components tree.
 669  */
 670 static void _get_route(const char *src, const char *dst,route_extended_t *e_route)
 671 {
 672   XBT_DEBUG("Solve route  \"%s\" to \"%s\"", src, dst);
 673   xbt_assert(src && dst, "bad parameters for \"_get_route\" method");
 674
 675   xbt_dynar_t elem_father_list = elements_father(src, dst);
 676
 677   routing_component_t common_father =
 678       xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
 679   routing_component_t src_father =
 680       xbt_dynar_get_as(elem_father_list, 1, routing_component_t);
 681   routing_component_t dst_father =
 682       xbt_dynar_get_as(elem_father_list, 2, routing_component_t);
 683
 684   if (src_father == dst_father) {       /* SURF_ROUTING_BASE */
 685
 686         (*e_route) =
 687           (*(common_father->get_route)) (common_father, src, dst);
 688         xbt_assert((*e_route), "no route between \"%s\" and \"%s\"", src,
 689                           dst);
 690
 691   } else {                      /* SURF_ROUTING_RECURSIVE */
 692
 693         void *link;
 694         unsigned int cpt = 0;
 695
 696         route_extended_t e_route_cnt = NULL;
 697         route_extended_t e_route_src = NULL;
 698         route_extended_t e_route_dst = NULL;
 699     route_extended_t e_route_bypass = NULL;
 700
 701     (*e_route) = xbt_new0(s_route_extended_t, 1);
 702     (*e_route)->src_gateway = NULL;
 703     (*e_route)->dst_gateway = NULL;
 704     (*e_route)->generic_route.link_list =
 705         xbt_dynar_new(global_routing->size_of_link, NULL);
 706
 707     if (common_father->get_bypass_route)
 708       e_route_bypass =
 709           (*(common_father->get_bypass_route)) (common_father, src, dst);
 710
 711     if (e_route_bypass)
 712       e_route_cnt = e_route_bypass;
 713     else
 714       e_route_cnt =
 715           (*(common_father->get_route)) (common_father, src_father->name,
 716                                          dst_father->name);
 717
 718     xbt_assert(e_route_cnt, "no route between \"%s\" and \"%s\"",
 719                 src_father->name, dst_father->name);
 720
 721     xbt_assert((e_route_cnt->src_gateway == NULL) ==
 722                 (e_route_cnt->dst_gateway == NULL),
 723                 "bad gateway for route between \"%s\" and \"%s\"", src,
 724                 dst);
 725
 726     if (strcmp(src, e_route_cnt->src_gateway)) {
 727       _get_route(src, e_route_cnt->src_gateway, &e_route_src);
 728       xbt_assert(e_route_src, "no route between \"%s\" and \"%s\"", src,
 729                   e_route_cnt->src_gateway);
 730       xbt_dynar_foreach(e_route_src->generic_route.link_list, cpt, link) {
 731         xbt_dynar_push((*e_route)->generic_route.link_list, &link);
 732       }
 733     }
 734
 735     xbt_dynar_foreach(e_route_cnt->generic_route.link_list, cpt, link) {
 736       xbt_dynar_push((*e_route)->generic_route.link_list, &link);
 737     }
 738
 739     if (strcmp(e_route_cnt->dst_gateway, dst)) {
 740       _get_route(e_route_cnt->dst_gateway, dst, &e_route_dst);
 741       xbt_assert(e_route_dst, "no route between \"%s\" and \"%s\"",
 742                   e_route_cnt->dst_gateway, dst);
 743       xbt_dynar_foreach(e_route_dst->generic_route.link_list, cpt, link) {
 744         xbt_dynar_push((*e_route)->generic_route.link_list, &link);
 745       }
 746     }
 747
 748     (*e_route)->src_gateway = xbt_strdup(e_route_cnt->src_gateway);
 749     (*e_route)->dst_gateway = xbt_strdup(e_route_cnt->dst_gateway);
 750
 751     generic_free_extended_route(e_route_src);
 752     generic_free_extended_route(e_route_cnt);
 753     generic_free_extended_route(e_route_dst);
 754   }
 755
 756   xbt_dynar_free(&elem_father_list);
 757 }
 758
 759 static double _get_latency(const char *src, const char *dst)
 760 {
 761   double latency, latency_src, latency_dst = 0.0;
 762
 763   XBT_DEBUG("Solve route  \"%s\" to \"%s\"", src, dst);
 764   xbt_assert(src && dst, "bad parameters for \"_get_route\" method");
 765
 766   route_extended_t e_route_cnt;
 767
 768   xbt_dynar_t elem_father_list = elements_father(src, dst);
 769
 770   routing_component_t common_father =
 771       xbt_dynar_get_as(elem_father_list, 0, routing_component_t);
 772   routing_component_t src_father =
 773       xbt_dynar_get_as(elem_father_list, 1, routing_component_t);
 774   routing_component_t dst_father =
 775       xbt_dynar_get_as(elem_father_list, 2, routing_component_t);
 776
 777   if (src_father == dst_father) {       /* SURF_ROUTING_BASE */
 778
 779       latency =
 780           (*(common_father->get_latency)) (common_father, src, dst, NULL);
 781       xbt_assert(latency>=0, "no route between \"%s\" and \"%s\"", src,
 782                   dst);
 783
 784   } else {                      /* SURF_ROUTING_RECURSIVE */
 785      route_extended_t e_route_bypass = NULL;
 786     if (common_father->get_bypass_route)
 787       e_route_bypass =
 788           (*(common_father->get_bypass_route)) (common_father, src, dst);
 789
 790     xbt_assert(!e_route_bypass,"Bypass cannot work yet with get_latency");
 791
 792     e_route_cnt =
 793           (*(common_father->get_route)) (common_father, src_father->name,
 794                                          dst_father->name);
 795
 796     xbt_assert(e_route_cnt, "no route between \"%s\" and \"%s\"",
 797                 src_father->name, dst_father->name);
 798
 799     xbt_assert((e_route_cnt->src_gateway == NULL) ==
 800                 (e_route_cnt->dst_gateway == NULL),
 801                 "bad gateway for route between \"%s\" and \"%s\"", src,
 802                 dst);
 803
 804     latency = (*(common_father->get_latency)) (common_father, src_father->name, dst_father->name, e_route_cnt);
 805
 806     xbt_assert(latency>=0, "no route between \"%s\" and \"%s\"",
 807                 src_father->name, dst_father->name);
 808
 809     if (strcmp(src,e_route_cnt->src_gateway)) {
 810
 811       latency_src = _get_latency(src, e_route_cnt->src_gateway);
 812       xbt_assert(latency_src>=0, "no route between \"%s\" and \"%s\"", src,
 813                   e_route_cnt->src_gateway);
 814       latency += latency_src;
 815     }
 816
 817     if (strcmp(e_route_cnt->dst_gateway,dst)) {
 818
 819       latency_dst = _get_latency(e_route_cnt->dst_gateway, dst);
 820       xbt_assert(latency_dst>=0, "no route between \"%s\" and \"%s\"",
 821                   e_route_cnt->dst_gateway, dst);
 822       latency += latency_dst;
 823     }
 824
 825   }
 826
 827   xbt_dynar_free(&elem_father_list);
 828
 829   return latency;
 830 }
 831
 832 /**
 833  * \brief Generic method: find a route between hosts
 834  *
 835  * \param src the source host name
 836  * \param dst the destination host name
 837  *
 838  * walk through the routing components tree and find a route between hosts
 839  * by calling the differents "get_route" functions in each routing component.
 840  * No need to free the returned dynar. It will be freed at the next call.
 841  */
 842 static xbt_dynar_t get_route(const char *src, const char *dst)
 843 {
 844
 845   route_extended_t e_route = NULL;
 846
 847   _get_route(src, dst, &e_route);
 848   xbt_assert(e_route, "no route between \"%s\" and \"%s\"", src, dst);
 849
 850   if (global_routing->last_route)
 851     xbt_dynar_free(&(global_routing->last_route));
 852   global_routing->last_route = e_route->generic_route.link_list;
 853
 854   if (e_route->src_gateway)
 855     xbt_free(e_route->src_gateway);
 856   if (e_route->dst_gateway)
 857     xbt_free(e_route->dst_gateway);
 858
 859   xbt_free(e_route);
 860
 861   return global_routing->last_route;
 862 }
 863
 864 /**
 865  * \brief Generic method: find a route between hosts
 866  *
 867  * \param src the source host name
 868  * \param dst the destination host name
 869  *
 870  * walk through the routing components tree and find a route between hosts
 871  * by calling the differents "get_route" functions in each routing component.
 872  * Leaves the caller the responsability to clean the returned dynar.
 873  */
 874 static xbt_dynar_t get_route_no_cleanup(const char *src, const char *dst)
 875 {
 876         xbt_dynar_t d = get_route(src,dst);
 877         global_routing->last_route = NULL;
 878         return d;
 879 }
 880
 881 /*Get Latency*/
 882 static double get_latency(const char *src, const char *dst)
 883 {
 884
 885   double latency = -1.0;
 886   latency = _get_latency(src, dst);
 887   xbt_assert(latency>=0.0, "no route between \"%s\" and \"%s\"", src, dst);
 888   return latency;
 889 }
 890
 891 /**
 892  * \brief Recursive function for finalize
 893  *
 894  * \param rc the source host name
 895  *
 896  * This fuction is call by "finalize". It allow to finalize the
 897  * AS or routing components. It delete all the structures.
 898  */
 899 static void _finalize(routing_component_t rc)
 900 {
 901   if (rc) {
 902     xbt_dict_cursor_t cursor = NULL;
 903     char *key;
 904     routing_component_t elem;
 905     xbt_dict_foreach(rc->routing_sons, cursor, key, elem) {
 906       _finalize(elem);
 907     }
 908     xbt_dict_t tmp_sons = rc->routing_sons;
 909     char *tmp_name = rc->name;
 910     xbt_dict_free(&tmp_sons);
 911     xbt_free(tmp_name);
 912     xbt_assert(rc->finalize, "no defined method \"finalize\" in \"%s\"",
 913                 current_routing->name);
 914     (*(rc->finalize)) (rc);
 915   }
 916 }
 917
 918 /**
 919  * \brief Generic method: delete all the routing structures
 920  *
 921  * walk through the routing components tree and delete the structures
 922  * by calling the differents "finalize" functions in each routing component
 923  */
 924 static void finalize(void)
 925 {
 926   /* delete recursibly all the tree */
 927   _finalize(global_routing->root);
 928   /* delete last_route */
 929   xbt_dynar_free(&(global_routing->last_route));
 930   /* delete global routing structure */
 931   xbt_free(global_routing);
 932 }
 933
 934 static xbt_dynar_t recursive_get_onelink_routes(routing_component_t rc)
 935 {
 936   xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
 937
 938   //adding my one link routes
 939   unsigned int cpt;
 940   void *link;
 941   xbt_dynar_t onelink_mine = rc->get_onelink_routes(rc);
 942   if (onelink_mine) {
 943     xbt_dynar_foreach(onelink_mine, cpt, link) {
 944       xbt_dynar_push(ret, &link);
 945     }
 946   }
 947   //recursing
 948   char *key;
 949   xbt_dict_cursor_t cursor = NULL;
 950   routing_component_t rc_child;
 951   xbt_dict_foreach(rc->routing_sons, cursor, key, rc_child) {
 952     xbt_dynar_t onelink_child = recursive_get_onelink_routes(rc_child);
 953     if (onelink_child) {
 954       xbt_dynar_foreach(onelink_child, cpt, link) {
 955         xbt_dynar_push(ret, &link);
 956       }
 957     }
 958   }
 959   return ret;
 960 }
 961
 962 static xbt_dynar_t get_onelink_routes(void)
 963 {
 964   return recursive_get_onelink_routes(global_routing->root);
 965 }
 966
 967 e_surf_network_element_type_t get_network_element_type(const char
 968                                                               *name)
 969 {
 970   network_element_info_t rc = NULL;
 971
 972   rc = xbt_lib_get_or_null(host_lib, name, ROUTING_HOST_LEVEL);
 973   if(rc) return rc->rc_type;
 974
 975   rc = xbt_lib_get_or_null(as_router_lib, name, ROUTING_ASR_LEVEL);
 976   if(rc) return rc->rc_type;
 977
 978   return SURF_NETWORK_ELEMENT_NULL;
 979 }
 980
 981 /**
 982  * \brief Generic method: create the global routing schema
 983  *
 984  * Make a global routing structure and set all the parsing functions.
 985  */
 986 void routing_model_create(size_t size_of_links, void *loopback, double_f_cpvoid_t get_link_latency_fun)
 987 {
 988   /* config the uniq global routing */
 989   global_routing = xbt_new0(s_routing_global_t, 1);
 990   global_routing->root = NULL;
 991   global_routing->get_route = get_route;
 992   global_routing->get_latency = get_latency;
 993   global_routing->get_route_no_cleanup = get_route_no_cleanup;
 994   global_routing->get_onelink_routes = get_onelink_routes;
 995   global_routing->get_network_element_type = get_network_element_type;
 996   global_routing->finalize = finalize;
 997   global_routing->loopback = loopback;
 998   global_routing->size_of_link = size_of_links;
 999   global_routing->last_route = NULL;
1000   get_link_latency = get_link_latency_fun;
1001   /* no current routing at moment */
1002   current_routing = NULL;
1003
1004   /* parse generic elements */
1005   surfxml_add_callback(STag_surfxml_host_cb_list, &parse_S_host_XML);
1006   surfxml_add_callback(ETag_surfxml_host_cb_list, &parse_E_host_XML);
1007   surfxml_add_callback(STag_surfxml_router_cb_list, &parse_S_router_XML);
1008
1009   surfxml_add_callback(STag_surfxml_route_cb_list,
1010                        &parse_S_route_new_and_endpoints_XML);
1011   surfxml_add_callback(STag_surfxml_ASroute_cb_list,
1012                        &parse_S_ASroute_new_and_endpoints);
1013   surfxml_add_callback(STag_surfxml_bypassRoute_cb_list,
1014                        &parse_S_bypassRoute_new_and_endpoints);
1015
1016   surfxml_add_callback(ETag_surfxml_link_ctn_cb_list,
1017                        &parse_E_link_ctn_new_elem_XML);
1018
1019   surfxml_add_callback(ETag_surfxml_route_cb_list,
1020                        &parse_E_route_store_route);
1021   surfxml_add_callback(ETag_surfxml_ASroute_cb_list,
1022                        &parse_E_ASroute_store_route);
1023   surfxml_add_callback(ETag_surfxml_bypassRoute_cb_list,
1024                        &parse_E_bypassRoute_store_route);
1025
1026   surfxml_add_callback(STag_surfxml_AS_cb_list, &parse_S_AS_XML);
1027   surfxml_add_callback(ETag_surfxml_AS_cb_list, &parse_E_AS_XML);
1028
1029   surfxml_add_callback(STag_surfxml_cluster_cb_list,
1030                        &routing_parse_Scluster);
1031
1032   surfxml_add_callback(STag_surfxml_peer_cb_list,
1033                          &routing_parse_Speer);
1034
1035   surfxml_add_callback(ETag_surfxml_platform_cb_list,
1036                                                   &clean_dict_random);
1037
1038 #ifdef HAVE_TRACING
1039   instr_routing_define_callbacks();
1040 #endif
1041 }
1042
1043 void surf_parse_add_callback_config(void)
1044 {
1045         surfxml_add_callback(STag_surfxml_config_cb_list, &routing_parse_Sconfig);
1046         surfxml_add_callback(ETag_surfxml_config_cb_list, &routing_parse_Econfig);
1047         surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties_XML);
1048         surfxml_add_callback(STag_surfxml_AS_cb_list, &surf_parse_models_setup);
1049         surfxml_add_callback(STag_surfxml_random_cb_list, &routing_parse_Srandom);
1050 }
1051
1052 void surf_parse_models_setup()
1053 {
1054         routing_parse_Erandom();
1055         surfxml_del_callback(STag_surfxml_AS_cb_list, surf_parse_models_setup);
1056         surf_config_models_setup(platform_filename);
1057         free(platform_filename);
1058 }
1059
1060 /* ************************************************** */
1061 /* ********** PATERN FOR NEW ROUTING **************** */
1062
1063 /* The minimal configuration of a new routing model need the next functions,
1064  * also you need to set at the start of the file, the new model in the model
1065  * list. Remember keep the null ending of the list.
1066  */
1067 /*** Routing model structure ***/
1068 // typedef struct {
1069 //   s_routing_component_t generic_routing;
1070 //   /* things that your routing model need */
1071 // } s_routing_component_NEW_t,*routing_component_NEW_t;
1072
1073 /*** Parse routing model functions ***/
1074 // static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
1075 // static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
1076 // static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
1077 // static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
1078 // static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
1079
1080 /*** Business methods ***/
1081 // static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
1082 // static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
1083 // static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
1084
1085 /*** Creation routing model functions ***/
1086 // static void* model_NEW_create(void) {
1087 //   routing_component_NEW_t new_component =  xbt_new0(s_routing_component_NEW_t,1);
1088 //   new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
1089 //   new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
1090 //   new_component->generic_routing.set_route = model_NEW_set_route;
1091 //   new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
1092 //   new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
1093 //   new_component->generic_routing.get_route = NEW_get_route;
1094 //   new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
1095 //   new_component->generic_routing.finalize = NEW_finalize;
1096 //   /* initialization of internal structures */
1097 //   return new_component;
1098 // } /* mandatory */
1099 // static void  model_NEW_load(void) {}   /* mandatory */
1100 // static void  model_NEW_unload(void) {} /* mandatory */
1101 // static void  model_NEW_end(void) {}    /* mandatory */
1102
1103 /* ************************************************************************** */
1104 /* ************************* GENERIC PARSE FUNCTIONS ************************ */
1105
1106 void generic_set_processing_unit(routing_component_t rc,
1107                                         const char *name)
1108 {
1109   XBT_DEBUG("Load process unit \"%s\"", name);
1110   int *id = xbt_new0(int, 1);
1111   xbt_dict_t _to_index;
1112   _to_index = current_routing->to_index;
1113   *id = xbt_dict_length(_to_index);
1114   xbt_dict_set(_to_index, name, id, xbt_free);
1115 }
1116
1117 void generic_set_autonomous_system(routing_component_t rc,
1118                                           const char *name)
1119 {
1120   XBT_DEBUG("Load Autonomous system \"%s\"", name);
1121   int *id = xbt_new0(int, 1);
1122   xbt_dict_t _to_index;
1123   _to_index = current_routing->to_index;
1124   *id = xbt_dict_length(_to_index);
1125   xbt_dict_set(_to_index, name, id, xbt_free);
1126 }
1127
1128 int surf_pointer_resource_cmp(const void *a, const void *b)
1129 {
1130   return a != b;
1131 }
1132
1133 int surf_link_resource_cmp(const void *a, const void *b)
1134 {
1135   return !!memcmp(a,b,global_routing->size_of_link);
1136 }
1137
1138 void generic_set_bypassroute(routing_component_t rc,
1139                                     const char *src, const char *dst,
1140                                     route_extended_t e_route)
1141 {
1142   XBT_DEBUG("Load bypassRoute from \"%s\" to \"%s\"", src, dst);
1143   xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
1144   char *route_name;
1145
1146   route_name = bprintf("%s#%s", src, dst);
1147   xbt_assert(xbt_dynar_length(e_route->generic_route.link_list) > 0,
1148               "Invalid count of links, must be greater than zero (%s,%s)",
1149               src, dst);
1150   xbt_assert(!xbt_dict_get_or_null(dict_bypassRoutes, route_name),
1151               "The bypass route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exists",
1152               src, e_route->src_gateway, dst, e_route->dst_gateway);
1153
1154   route_extended_t new_e_route =
1155       generic_new_extended_route(SURF_ROUTING_RECURSIVE, e_route, 0);
1156   xbt_dynar_free(&(e_route->generic_route.link_list));
1157   xbt_free(e_route);
1158
1159   xbt_dict_set(dict_bypassRoutes, route_name, new_e_route,
1160                (void (*)(void *)) generic_free_extended_route);
1161   xbt_free(route_name);
1162 }
1163
1164 /* ************************************************************************** */
1165 /* *********************** GENERIC BUSINESS METHODS ************************* */
1166
1167 double generic_get_link_latency(routing_component_t rc,
1168                                        const char *src, const char *dst,
1169                                        route_extended_t route)
1170 {
1171         int need_to_clean = route?0:1;
1172         void * link;
1173         unsigned int i;
1174         double latency = 0.0;
1175
1176         route = route?route:rc->get_route(rc,src,dst);
1177
1178         xbt_dynar_foreach(route->generic_route.link_list,i,link) {
1179                 latency += get_link_latency(link);
1180         }
1181         if(need_to_clean) generic_free_extended_route(route);
1182   return latency;
1183 }
1184
1185 xbt_dynar_t generic_get_onelink_routes(routing_component_t rc)
1186 {
1187   xbt_die("\"generic_get_onelink_routes\" not implemented yet");
1188 }
1189
1190 route_extended_t generic_get_bypassroute(routing_component_t rc,
1191                                                 const char *src,
1192                                                 const char *dst)
1193 {
1194   xbt_dict_t dict_bypassRoutes = rc->bypassRoutes;
1195   routing_component_t src_as, dst_as;
1196   int index_src, index_dst;
1197   xbt_dynar_t path_src = NULL;
1198   xbt_dynar_t path_dst = NULL;
1199   routing_component_t current = NULL;
1200   routing_component_t *current_src = NULL;
1201   routing_component_t *current_dst = NULL;
1202
1203   /* (1) find the as where the src and dst are located */
1204   void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
1205   void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
1206   if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
1207   if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
1208
1209   if(src_data == NULL || dst_data == NULL)
1210           xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
1211                      src, dst, rc->name);
1212
1213   src_as = ((network_element_info_t)src_data)->rc_component;
1214   dst_as = ((network_element_info_t)dst_data)->rc_component;
1215
1216   /* (2) find the path to the root routing component */
1217   path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
1218   current = src_as;
1219   while (current != NULL) {
1220     xbt_dynar_push(path_src, &current);
1221     current = current->routing_father;
1222   }
1223   path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
1224   current = dst_as;
1225   while (current != NULL) {
1226     xbt_dynar_push(path_dst, &current);
1227     current = current->routing_father;
1228   }
1229
1230   /* (3) find the common father */
1231   index_src = path_src->used - 1;
1232   index_dst = path_dst->used - 1;
1233   current_src = xbt_dynar_get_ptr(path_src, index_src);
1234   current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
1235   while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
1236     routing_component_t *tmp_src, *tmp_dst;
1237     tmp_src = xbt_dynar_pop_ptr(path_src);
1238     tmp_dst = xbt_dynar_pop_ptr(path_dst);
1239     index_src--;
1240     index_dst--;
1241     current_src = xbt_dynar_get_ptr(path_src, index_src);
1242     current_dst = xbt_dynar_get_ptr(path_dst, index_dst);
1243   }
1244
1245   int max_index_src = path_src->used - 1;
1246   int max_index_dst = path_dst->used - 1;
1247
1248   int max_index = max(max_index_src, max_index_dst);
1249   int i, max;
1250
1251   route_extended_t e_route_bypass = NULL;
1252
1253   for (max = 0; max <= max_index; max++) {
1254     for (i = 0; i < max; i++) {
1255       if (i <= max_index_src && max <= max_index_dst) {
1256         char *route_name = bprintf("%s#%s",
1257                                    (*(routing_component_t *)
1258                                     (xbt_dynar_get_ptr
1259                                      (path_src, i)))->name,
1260                                    (*(routing_component_t *)
1261                                     (xbt_dynar_get_ptr
1262                                      (path_dst, max)))->name);
1263         e_route_bypass =
1264             xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1265         xbt_free(route_name);
1266       }
1267       if (e_route_bypass)
1268         break;
1269       if (max <= max_index_src && i <= max_index_dst) {
1270         char *route_name = bprintf("%s#%s",
1271                                    (*(routing_component_t *)
1272                                     (xbt_dynar_get_ptr
1273                                      (path_src, max)))->name,
1274                                    (*(routing_component_t *)
1275                                     (xbt_dynar_get_ptr
1276                                      (path_dst, i)))->name);
1277         e_route_bypass =
1278             xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1279         xbt_free(route_name);
1280       }
1281       if (e_route_bypass)
1282         break;
1283     }
1284
1285     if (e_route_bypass)
1286       break;
1287
1288     if (max <= max_index_src && max <= max_index_dst) {
1289       char *route_name = bprintf("%s#%s",
1290                                  (*(routing_component_t *)
1291                                   (xbt_dynar_get_ptr
1292                                    (path_src, max)))->name,
1293                                  (*(routing_component_t *)
1294                                   (xbt_dynar_get_ptr
1295                                    (path_dst, max)))->name);
1296       e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes, route_name);
1297       xbt_free(route_name);
1298     }
1299     if (e_route_bypass)
1300       break;
1301   }
1302
1303   xbt_dynar_free(&path_src);
1304   xbt_dynar_free(&path_dst);
1305
1306   route_extended_t new_e_route = NULL;
1307
1308   if (e_route_bypass) {
1309     void *link;
1310     unsigned int cpt = 0;
1311     new_e_route = xbt_new0(s_route_extended_t, 1);
1312     new_e_route->src_gateway = xbt_strdup(e_route_bypass->src_gateway);
1313     new_e_route->dst_gateway = xbt_strdup(e_route_bypass->dst_gateway);
1314     new_e_route->generic_route.link_list =
1315         xbt_dynar_new(global_routing->size_of_link, NULL);
1316     xbt_dynar_foreach(e_route_bypass->generic_route.link_list, cpt, link) {
1317       xbt_dynar_push(new_e_route->generic_route.link_list, &link);
1318     }
1319   }
1320
1321   return new_e_route;
1322 }
1323
1324 /* ************************************************************************** */
1325 /* ************************* GENERIC AUX FUNCTIONS ************************** */
1326
1327 route_t
1328 generic_new_route(e_surf_routing_hierarchy_t hierarchy,
1329                            void *data, int order)
1330 {
1331
1332   char *link_name;
1333   route_t new_route;
1334   unsigned int cpt;
1335   xbt_dynar_t links = NULL, links_id = NULL;
1336
1337   new_route = xbt_new0(s_route_t, 1);
1338   new_route->link_list =
1339       xbt_dynar_new(global_routing->size_of_link, NULL);
1340
1341   xbt_assert(hierarchy == SURF_ROUTING_BASE,
1342               "the hierarchy type is not SURF_ROUTING_BASE");
1343
1344   links = ((route_t) data)->link_list;
1345
1346
1347   links_id = new_route->link_list;
1348
1349   xbt_dynar_foreach(links, cpt, link_name) {
1350
1351     void *link =
1352                 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1353     if (link) {
1354       if (order)
1355         xbt_dynar_push(links_id, &link);
1356       else
1357         xbt_dynar_unshift(links_id, &link);
1358     } else
1359       THROWF(mismatch_error, 0, "Link %s not found", link_name);
1360   }
1361
1362   return new_route;
1363 }
1364
1365 route_extended_t
1366 generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy,
1367                            void *data, int order)
1368 {
1369
1370   char *link_name;
1371   route_extended_t e_route, new_e_route;
1372   route_t route;
1373   unsigned int cpt;
1374   xbt_dynar_t links = NULL, links_id = NULL;
1375
1376   new_e_route = xbt_new0(s_route_extended_t, 1);
1377   new_e_route->generic_route.link_list =
1378       xbt_dynar_new(global_routing->size_of_link, NULL);
1379   new_e_route->src_gateway = NULL;
1380   new_e_route->dst_gateway = NULL;
1381
1382   xbt_assert(hierarchy == SURF_ROUTING_BASE
1383               || hierarchy == SURF_ROUTING_RECURSIVE,
1384               "the hierarchy type is not defined");
1385
1386   if (hierarchy == SURF_ROUTING_BASE) {
1387
1388     route = (route_t) data;
1389     links = route->link_list;
1390
1391   } else if (hierarchy == SURF_ROUTING_RECURSIVE) {
1392
1393     e_route = (route_extended_t) data;
1394     xbt_assert(e_route->src_gateway
1395                 && e_route->dst_gateway, "bad gateway, is null");
1396     links = e_route->generic_route.link_list;
1397
1398     /* remeber not erase the gateway names */
1399     new_e_route->src_gateway = strdup(e_route->src_gateway);
1400     new_e_route->dst_gateway = strdup(e_route->dst_gateway);
1401   }
1402
1403   links_id = new_e_route->generic_route.link_list;
1404
1405   xbt_dynar_foreach(links, cpt, link_name) {
1406
1407     void *link =
1408                 xbt_lib_get_or_null(link_lib, link_name, SURF_LINK_LEVEL);
1409     if (link) {
1410       if (order)
1411         xbt_dynar_push(links_id, &link);
1412       else
1413         xbt_dynar_unshift(links_id, &link);
1414     } else
1415       THROWF(mismatch_error, 0, "Link %s not found", link_name);
1416   }
1417
1418   return new_e_route;
1419 }
1420
1421 void generic_free_route(route_t route)
1422 {
1423   if (route) {
1424     xbt_dynar_free(&(route->link_list));
1425     xbt_free(route);
1426   }
1427 }
1428
1429 void generic_free_extended_route(route_extended_t e_route)
1430 {
1431   if (e_route) {
1432     xbt_dynar_free(&(e_route->generic_route.link_list));
1433     if (e_route->src_gateway)
1434       xbt_free(e_route->src_gateway);
1435     if (e_route->dst_gateway)
1436       xbt_free(e_route->dst_gateway);
1437     xbt_free(e_route);
1438   }
1439 }
1440
1441 static routing_component_t generic_as_exist(routing_component_t find_from,
1442                                             routing_component_t to_find)
1443 {
1444   //return to_find; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
1445   xbt_dict_cursor_t cursor = NULL;
1446   char *key;
1447   int found = 0;
1448   routing_component_t elem;
1449   xbt_dict_foreach(find_from->routing_sons, cursor, key, elem) {
1450     if (to_find == elem || generic_as_exist(elem, to_find)) {
1451       found = 1;
1452       break;
1453     }
1454   }
1455   if (found)
1456     return to_find;
1457   return NULL;
1458 }
1459
1460 routing_component_t
1461 generic_autonomous_system_exist(routing_component_t rc, char *element)
1462 {
1463   //return rc; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
1464   routing_component_t element_as, result, elem;
1465   xbt_dict_cursor_t cursor = NULL;
1466   char *key;
1467   element_as = ((network_element_info_t)
1468                 xbt_lib_get_or_null(as_router_lib, element, ROUTING_ASR_LEVEL))->rc_component;
1469   result = ((routing_component_t) - 1);
1470   if (element_as != rc)
1471     result = generic_as_exist(rc, element_as);
1472
1473   int found = 0;
1474   if (result) {
1475     xbt_dict_foreach(element_as->routing_sons, cursor, key, elem) {
1476       found = !strcmp(elem->name, element);
1477       if (found)
1478         break;
1479     }
1480     if (found)
1481       return element_as;
1482   }
1483   return NULL;
1484 }
1485
1486 routing_component_t
1487 generic_processing_units_exist(routing_component_t rc, char *element)
1488 {
1489   routing_component_t element_as;
1490   element_as = ((network_element_info_t)
1491                 xbt_lib_get_or_null(host_lib,
1492                  element, ROUTING_HOST_LEVEL))->rc_component;
1493   if (element_as == rc)
1494     return element_as;
1495   return generic_as_exist(rc, element_as);
1496 }
1497
1498 void generic_src_dst_check(routing_component_t rc, const char *src,
1499                                   const char *dst)
1500 {
1501
1502   void * src_data = xbt_lib_get_or_null(host_lib,src, ROUTING_HOST_LEVEL);
1503   void * dst_data = xbt_lib_get_or_null(host_lib,dst, ROUTING_HOST_LEVEL);
1504   if(!src_data) src_data = xbt_lib_get_or_null(as_router_lib,src, ROUTING_ASR_LEVEL);
1505   if(!dst_data) dst_data = xbt_lib_get_or_null(as_router_lib,dst, ROUTING_ASR_LEVEL);
1506
1507   if(src_data == NULL || dst_data == NULL)
1508           xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
1509                      src, dst, rc->name);
1510
1511   routing_component_t src_as = ((network_element_info_t)src_data)->rc_component;
1512   routing_component_t dst_as = ((network_element_info_t)dst_data)->rc_component;
1513
1514   if(src_as != dst_as)
1515           xbt_die("The src(%s in %s) and dst(%s in %s) are in differents AS",
1516               src, src_as->name, dst, dst_as->name);
1517   if(rc != dst_as)
1518          xbt_die("The routing component of src'%s' and dst'%s' is not the same as the network elements belong (%s?=%s?=%s)",
1519      src,dst,src_as->name, dst_as->name,rc->name);
1520 }
1521
1522 static void routing_parse_Sconfig(void)
1523 {
1524   XBT_DEBUG("START configuration name = %s",A_surfxml_config_id);
1525 }
1526
1527 static void routing_parse_Econfig(void)
1528 {
1529   xbt_dict_cursor_t cursor = NULL;
1530   char *key;
1531   char *elem;
1532   char *cfg;
1533   xbt_dict_foreach(current_property_set, cursor, key, elem) {
1534           cfg = bprintf("%s:%s",key,elem);
1535           if(xbt_cfg_is_default_value(_surf_cfg_set, key))
1536                   xbt_cfg_set_parse(_surf_cfg_set, cfg);
1537           else
1538                   XBT_INFO("The custom configuration '%s' is already define by user!",key);
1539           free(cfg);
1540   }
1541   XBT_DEBUG("End configuration name = %s",A_surfxml_config_id);
1542 }
1543
1544 void routing_parse_Scluster(void)
1545 {
1546   static int AX_ptr = 0;
1547
1548   char *cluster_id = A_surfxml_cluster_id;
1549   char *cluster_prefix = A_surfxml_cluster_prefix;
1550   char *cluster_suffix = A_surfxml_cluster_suffix;
1551   char *cluster_radical = A_surfxml_cluster_radical;
1552   char *cluster_power = A_surfxml_cluster_power;
1553   char *cluster_core = A_surfxml_cluster_core;
1554   char *cluster_bw = A_surfxml_cluster_bw;
1555   char *cluster_lat = A_surfxml_cluster_lat;
1556   char *temp_cluster_bw = NULL;
1557   char *temp_cluster_lat = NULL;
1558   char *temp_cluster_power = NULL;
1559   char *cluster_bb_bw = A_surfxml_cluster_bb_bw;
1560   char *cluster_bb_lat = A_surfxml_cluster_bb_lat;
1561   char *cluster_availability_file = A_surfxml_cluster_availability_file;
1562   char *cluster_state_file = A_surfxml_cluster_state_file;
1563   char *host_id, *groups, *link_id = NULL;
1564   char *router_id, *link_backbone;
1565   char *availability_file = xbt_strdup(cluster_availability_file);
1566   char *state_file = xbt_strdup(cluster_state_file);
1567
1568   if(xbt_dict_size(patterns)==0)
1569           patterns = xbt_dict_new();
1570
1571   xbt_dict_set(patterns,"id",cluster_id,NULL);
1572   xbt_dict_set(patterns,"prefix",cluster_prefix,NULL);
1573   xbt_dict_set(patterns,"suffix",cluster_suffix,NULL);
1574
1575 #ifdef HAVE_PCRE_LIB
1576   char *route_src_dst;
1577 #endif
1578   unsigned int iter;
1579   int start, end, i;
1580   xbt_dynar_t radical_elements;
1581   xbt_dynar_t radical_ends;
1582   int cluster_sharing_policy = AX_surfxml_cluster_sharing_policy;
1583   int cluster_bb_sharing_policy = AX_surfxml_cluster_bb_sharing_policy;
1584
1585 #ifndef HAVE_PCRE_LIB
1586   xbt_dynar_t tab_elements_num = xbt_dynar_new(sizeof(int), NULL);
1587   char *route_src, *route_dst;
1588   int j;
1589 #endif
1590
1591   static unsigned int surfxml_buffer_stack_stack_ptr = 1;
1592   static unsigned int surfxml_buffer_stack_stack[1024];
1593
1594   surfxml_buffer_stack_stack[0] = 0;
1595
1596   surfxml_bufferstack_push(1);
1597
1598   SURFXML_BUFFER_SET(AS_id, cluster_id);
1599 #ifdef HAVE_PCRE_LIB
1600   SURFXML_BUFFER_SET(AS_routing, "RuleBased");
1601   XBT_DEBUG("<AS id=\"%s\"\trouting=\"RuleBased\">", cluster_id);
1602 #else
1603   SURFXML_BUFFER_SET(AS_routing, "Full");
1604   XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", cluster_id);
1605 #endif
1606   SURFXML_START_TAG(AS);
1607
1608   radical_elements = xbt_str_split(cluster_radical, ",");
1609   xbt_dynar_foreach(radical_elements, iter, groups) {
1610     radical_ends = xbt_str_split(groups, "-");
1611     switch (xbt_dynar_length(radical_ends)) {
1612     case 1:
1613       surf_parse_get_int(&start,
1614                          xbt_dynar_get_as(radical_ends, 0, char *));
1615       host_id = bprintf("%s%d%s", cluster_prefix, start, cluster_suffix);
1616 #ifndef HAVE_PCRE_LIB
1617       xbt_dynar_push_as(tab_elements_num, int, start);
1618 #endif
1619       link_id = bprintf("%s_link_%d", cluster_id, start);
1620
1621       xbt_dict_set(patterns, "radical", bprintf("%d", start), xbt_free);
1622       temp_cluster_power = xbt_strdup(cluster_power);
1623       temp_cluster_power = replace_random_parameter(temp_cluster_power);
1624       XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
1625       A_surfxml_host_state = A_surfxml_host_state_ON;
1626       SURFXML_BUFFER_SET(host_id, host_id);
1627       SURFXML_BUFFER_SET(host_power, temp_cluster_power);
1628       SURFXML_BUFFER_SET(host_core, cluster_core);
1629       SURFXML_BUFFER_SET(host_availability, "1.0");
1630       SURFXML_BUFFER_SET(host_coordinates, "");
1631       xbt_free(availability_file);
1632       availability_file = xbt_strdup(cluster_availability_file);
1633       xbt_free(state_file);
1634       state_file = xbt_strdup(cluster_state_file);
1635       XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
1636       XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
1637       SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
1638       SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
1639       XBT_DEBUG("</host>");
1640       SURFXML_START_TAG(host);
1641       SURFXML_END_TAG(host);
1642
1643
1644       temp_cluster_bw = xbt_strdup(cluster_bw);
1645       temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
1646       temp_cluster_lat = xbt_strdup(cluster_lat);
1647       temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
1648       XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
1649       A_surfxml_link_state = A_surfxml_link_state_ON;
1650       A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
1651       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1652           {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
1653       if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
1654           {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
1655       SURFXML_BUFFER_SET(link_id, link_id);
1656       SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
1657       SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
1658       SURFXML_BUFFER_SET(link_bandwidth_file, "");
1659       SURFXML_BUFFER_SET(link_latency_file, "");
1660       SURFXML_BUFFER_SET(link_state_file, "");
1661       SURFXML_START_TAG(link);
1662       SURFXML_END_TAG(link);
1663
1664       xbt_free(temp_cluster_bw);
1665       xbt_free(temp_cluster_lat);
1666       xbt_free(temp_cluster_power);
1667       free(link_id);
1668       free(host_id);
1669       break;
1670
1671     case 2:
1672
1673       surf_parse_get_int(&start,
1674                          xbt_dynar_get_as(radical_ends, 0, char *));
1675       surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
1676       for (i = start; i <= end; i++) {
1677         host_id = bprintf("%s%d%s", cluster_prefix, i, cluster_suffix);
1678 #ifndef HAVE_PCRE_LIB
1679         xbt_dynar_push_as(tab_elements_num, int, i);
1680 #endif
1681         link_id = bprintf("%s_link_%d", cluster_id, i);
1682
1683         xbt_dict_set(patterns, "radical", bprintf("%d", i), xbt_free);
1684         temp_cluster_power = xbt_strdup(cluster_power);
1685         temp_cluster_power = replace_random_parameter(temp_cluster_power);
1686         XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\">", host_id, temp_cluster_power);
1687         A_surfxml_host_state = A_surfxml_host_state_ON;
1688         SURFXML_BUFFER_SET(host_id, host_id);
1689         SURFXML_BUFFER_SET(host_power, temp_cluster_power);
1690         SURFXML_BUFFER_SET(host_core, cluster_core);
1691         SURFXML_BUFFER_SET(host_availability, "1.0");
1692         SURFXML_BUFFER_SET(host_coordinates, "");
1693         xbt_free(availability_file);
1694         availability_file = xbt_strdup(cluster_availability_file);
1695         xbt_free(state_file);
1696         state_file = xbt_strdup(cluster_state_file);
1697         XBT_DEBUG("\tavailability_file=\"%s\"",xbt_str_varsubst(availability_file,patterns));
1698         XBT_DEBUG("\tstate_file=\"%s\"",xbt_str_varsubst(state_file,patterns));
1699         SURFXML_BUFFER_SET(host_availability_file, xbt_str_varsubst(availability_file,patterns));
1700         SURFXML_BUFFER_SET(host_state_file, xbt_str_varsubst(state_file,patterns));
1701         XBT_DEBUG("</host>");
1702         SURFXML_START_TAG(host);
1703         SURFXML_END_TAG(host);
1704
1705         xbt_free(temp_cluster_power);
1706
1707         temp_cluster_bw = xbt_strdup(cluster_bw);
1708         temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
1709         temp_cluster_lat = xbt_strdup(cluster_lat);
1710         temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
1711         XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id,temp_cluster_bw, cluster_lat);
1712         A_surfxml_link_state = A_surfxml_link_state_ON;
1713         A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
1714         if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1715             {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
1716         if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
1717             {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
1718         SURFXML_BUFFER_SET(link_id, link_id);
1719         SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
1720         SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
1721         SURFXML_BUFFER_SET(link_bandwidth_file, "");
1722         SURFXML_BUFFER_SET(link_latency_file, "");
1723         SURFXML_BUFFER_SET(link_state_file, "");
1724         SURFXML_START_TAG(link);
1725         SURFXML_END_TAG(link);
1726
1727         xbt_free(temp_cluster_bw);
1728         xbt_free(temp_cluster_lat);
1729         free(link_id);
1730         free(host_id);
1731       }
1732       break;
1733
1734     default:
1735       XBT_DEBUG("Malformed radical");
1736     }
1737
1738     xbt_dynar_free(&radical_ends);
1739   }
1740   xbt_dynar_free(&radical_elements);
1741
1742   XBT_DEBUG(" ");
1743   router_id =
1744       bprintf("%s%s_router%s", cluster_prefix, cluster_id,
1745               cluster_suffix);
1746   //link_router = bprintf("%s_link_%s_router", cluster_id, cluster_id);
1747   link_backbone = bprintf("%s_backbone", cluster_id);
1748
1749   XBT_DEBUG("<router id=\"%s\"/>", router_id);
1750   SURFXML_BUFFER_SET(router_id, router_id);
1751   SURFXML_BUFFER_SET(router_coordinates, "");
1752   SURFXML_START_TAG(router);
1753   SURFXML_END_TAG(router);
1754
1755   //TODO
1756 //  xbt_dict_set(patterns, "radical", xbt_strdup("_router"), xbt_free);
1757 //  temp_cluster_bw = xbt_strdup(cluster_bw);
1758 //  temp_cluster_bw = replace_random_parameter(temp_cluster_bw);
1759 //  temp_cluster_lat = xbt_strdup(cluster_lat);
1760 //  temp_cluster_lat = replace_random_parameter(temp_cluster_lat);
1761 //  XBT_DEBUG("<link\tid=\"%s\" bw=\"%s\" lat=\"%s\"/>", link_router,temp_cluster_bw, temp_cluster_lat);
1762 //  A_surfxml_link_state = A_surfxml_link_state_ON;
1763 //  A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
1764 //  if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1765 //  {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FULLDUPLEX;}
1766 //  if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FATPIPE)
1767 //  {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
1768 //  SURFXML_BUFFER_SET(link_id, link_router);
1769 //  SURFXML_BUFFER_SET(link_bandwidth, temp_cluster_bw);
1770 //  SURFXML_BUFFER_SET(link_latency, temp_cluster_lat);
1771 //  SURFXML_BUFFER_SET(link_bandwidth_file, "");
1772 //  SURFXML_BUFFER_SET(link_latency_file, "");
1773 //  SURFXML_BUFFER_SET(link_state_file, "");
1774 //  SURFXML_START_TAG(link);
1775 //  SURFXML_END_TAG(link);
1776
1777 //  xbt_free(temp_cluster_bw);
1778 //  xbt_free(temp_cluster_lat);
1779
1780   XBT_DEBUG("<link\tid=\"%s\" bw=\"%s\" lat=\"%s\"/>", link_backbone,cluster_bb_bw, cluster_bb_lat);
1781   A_surfxml_link_state = A_surfxml_link_state_ON;
1782   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
1783   if(cluster_bb_sharing_policy == A_surfxml_cluster_bb_sharing_policy_FATPIPE)
1784   {A_surfxml_link_sharing_policy =  A_surfxml_link_sharing_policy_FATPIPE;}
1785   SURFXML_BUFFER_SET(link_id, link_backbone);
1786   SURFXML_BUFFER_SET(link_bandwidth, cluster_bb_bw);
1787   SURFXML_BUFFER_SET(link_latency, cluster_bb_lat);
1788   SURFXML_BUFFER_SET(link_bandwidth_file, "");
1789   SURFXML_BUFFER_SET(link_latency_file, "");
1790   SURFXML_BUFFER_SET(link_state_file, "");
1791   SURFXML_START_TAG(link);
1792   SURFXML_END_TAG(link);
1793
1794   XBT_DEBUG(" ");
1795
1796 #ifdef HAVE_PCRE_LIB
1797   char *new_suffix = xbt_strdup("");
1798
1799   radical_elements = xbt_str_split(cluster_suffix, ".");
1800   xbt_dynar_foreach(radical_elements, iter, groups) {
1801     if (strcmp(groups, "")) {
1802       char *old_suffix = new_suffix;
1803       new_suffix = bprintf("%s\\.%s", old_suffix, groups);
1804       free(old_suffix);
1805     }
1806   }
1807   route_src_dst = bprintf("%s(.*)%s", cluster_prefix, new_suffix);
1808   xbt_dynar_free(&radical_elements);
1809   free(new_suffix);
1810
1811   char *pcre_link_src = bprintf("%s_link_$1src", cluster_id);
1812   char *pcre_link_backbone = bprintf("%s_backbone", cluster_id);
1813   char *pcre_link_dst = bprintf("%s_link_$1dst", cluster_id);
1814
1815   //from router to router
1816   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, router_id);
1817   XBT_DEBUG("symmetrical=\"NO\">");
1818   SURFXML_BUFFER_SET(route_src, router_id);
1819   SURFXML_BUFFER_SET(route_dst, router_id);
1820   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1821   SURFXML_START_TAG(route);
1822
1823   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1824   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1825   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1826   SURFXML_START_TAG(link_ctn);
1827   SURFXML_END_TAG(link_ctn);
1828
1829   XBT_DEBUG("</route>");
1830   SURFXML_END_TAG(route);
1831
1832   //from host to router
1833   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src_dst, router_id);
1834   XBT_DEBUG("symmetrical=\"NO\">");
1835   SURFXML_BUFFER_SET(route_src, route_src_dst);
1836   SURFXML_BUFFER_SET(route_dst, router_id);
1837   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1838   SURFXML_START_TAG(route);
1839
1840   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_src);
1841   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_src);
1842   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1843   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1844   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1845   SURFXML_START_TAG(link_ctn);
1846   SURFXML_END_TAG(link_ctn);
1847
1848   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1849   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1850   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1851   SURFXML_START_TAG(link_ctn);
1852   SURFXML_END_TAG(link_ctn);
1853
1854   XBT_DEBUG("</route>");
1855   SURFXML_END_TAG(route);
1856
1857   //from router to host
1858   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, route_src_dst);
1859   XBT_DEBUG("symmetrical=\"NO\">");
1860   SURFXML_BUFFER_SET(route_src, router_id);
1861   SURFXML_BUFFER_SET(route_dst, route_src_dst);
1862   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1863   SURFXML_START_TAG(route);
1864
1865   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1866   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1867   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1868   SURFXML_START_TAG(link_ctn);
1869   SURFXML_END_TAG(link_ctn);
1870
1871   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_dst);
1872   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_dst);
1873   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1874   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1875   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1876   SURFXML_START_TAG(link_ctn);
1877   SURFXML_END_TAG(link_ctn);
1878
1879   XBT_DEBUG("</route>");
1880   SURFXML_END_TAG(route);
1881
1882   //from host to host
1883   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src_dst, route_src_dst);
1884   XBT_DEBUG("symmetrical=\"NO\">");
1885   SURFXML_BUFFER_SET(route_src, route_src_dst);
1886   SURFXML_BUFFER_SET(route_dst, route_src_dst);
1887   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1888   SURFXML_START_TAG(route);
1889
1890   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_src);
1891   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_src);
1892   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1893   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1894   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1895   SURFXML_START_TAG(link_ctn);
1896   SURFXML_END_TAG(link_ctn);
1897
1898   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_backbone);
1899   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_backbone);
1900   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1901   SURFXML_START_TAG(link_ctn);
1902   SURFXML_END_TAG(link_ctn);
1903
1904   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", pcre_link_dst);
1905   SURFXML_BUFFER_SET(link_ctn_id, pcre_link_dst);
1906   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1907   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1908   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
1909   SURFXML_START_TAG(link_ctn);
1910   SURFXML_END_TAG(link_ctn);
1911
1912   XBT_DEBUG("</route>");
1913   SURFXML_END_TAG(route);
1914
1915   free(pcre_link_dst);
1916   free(pcre_link_backbone);
1917   free(pcre_link_src);
1918   free(route_src_dst);
1919 #else
1920   for (i = 0; i <= xbt_dynar_length(tab_elements_num); i++) {
1921     for (j = 0; j <= xbt_dynar_length(tab_elements_num); j++) {
1922       if (i == xbt_dynar_length(tab_elements_num)) {
1923         route_src = router_id;
1924       } else {
1925         route_src =
1926             bprintf("%s%d%s", cluster_prefix,
1927                     xbt_dynar_get_as(tab_elements_num, i, int),
1928                     cluster_suffix);
1929       }
1930
1931       if (j == xbt_dynar_length(tab_elements_num)) {
1932         route_dst = router_id;
1933       } else {
1934         route_dst =
1935             bprintf("%s%d%s", cluster_prefix,
1936                     xbt_dynar_get_as(tab_elements_num, j, int),
1937                     cluster_suffix);
1938       }
1939
1940       XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", route_src, route_dst);
1941       XBT_DEBUG("symmetrical=\"NO\">");
1942       SURFXML_BUFFER_SET(route_src, route_src);
1943       SURFXML_BUFFER_SET(route_dst, route_dst);
1944       A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
1945       SURFXML_START_TAG(route);
1946
1947       if (i != xbt_dynar_length(tab_elements_num)){
1948           route_src =
1949                 bprintf("%s_link_%d", cluster_id,
1950                         xbt_dynar_get_as(tab_elements_num, i, int));
1951                   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_src);
1952                   SURFXML_BUFFER_SET(link_ctn_id, route_src);
1953                   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1954                   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1955                   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_UP;}
1956                   SURFXML_START_TAG(link_ctn);
1957                   SURFXML_END_TAG(link_ctn);
1958                   free(route_src);
1959       }
1960
1961       XBT_DEBUG("<link_ctn\tid=\"%s_backbone\"/>", cluster_id);
1962       SURFXML_BUFFER_SET(link_ctn_id, bprintf("%s_backbone", cluster_id));
1963       A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1964       SURFXML_START_TAG(link_ctn);
1965       SURFXML_END_TAG(link_ctn);
1966
1967       if (j != xbt_dynar_length(tab_elements_num)) {
1968           route_dst =
1969                 bprintf("%s_link_%d", cluster_id,
1970                         xbt_dynar_get_as(tab_elements_num, j, int));
1971                   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", route_dst);
1972                   SURFXML_BUFFER_SET(link_ctn_id, route_dst);
1973                   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
1974                   if(cluster_sharing_policy == A_surfxml_cluster_sharing_policy_FULLDUPLEX)
1975                   {A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_DOWN;}
1976                   SURFXML_START_TAG(link_ctn);
1977                   SURFXML_END_TAG(link_ctn);
1978                   free(route_dst);
1979       }
1980
1981       XBT_DEBUG("</route>");
1982       SURFXML_END_TAG(route);
1983     }
1984   }
1985   xbt_dynar_free(&tab_elements_num);
1986
1987 #endif
1988
1989   free(router_id);
1990   free(link_backbone);
1991   //free(link_router);
1992   xbt_dict_free(&patterns);
1993   free(availability_file);
1994   free(state_file);
1995
1996   XBT_DEBUG("</AS>");
1997   SURFXML_END_TAG(AS);
1998   XBT_DEBUG(" ");
1999
2000   surfxml_bufferstack_pop(1);
2001 }
2002 /*
2003  * This function take a string and replace parameters from patterns dict.
2004  * It returns the new value.
2005  */
2006 static char* replace_random_parameter(char * string)
2007 {
2008   char *test_string = NULL;
2009
2010   if(xbt_dict_size(random_value)==0)
2011     return string;
2012
2013   string = xbt_str_varsubst(string, patterns); // for patterns of cluster
2014   test_string = bprintf("${%s}", string);
2015   test_string = xbt_str_varsubst(test_string,random_value); //Add ${xxxxx} for random Generator
2016
2017   if (strcmp(test_string,"")) { //if not empty, keep this value.
2018     xbt_free(string);
2019     string = test_string;
2020   } //In other case take old value (without ${})
2021   else
2022         free(test_string);
2023   return string;
2024 }
2025
2026 static void clean_dict_random(void)
2027 {
2028         xbt_dict_free(&random_value);
2029         xbt_dict_free(&patterns);
2030 }
2031
2032 static void routing_parse_Speer(void)
2033 {
2034   static int AX_ptr = 0;
2035
2036   char *peer_id = A_surfxml_peer_id;
2037   char *peer_power = A_surfxml_peer_power;
2038   char *peer_bw_in = A_surfxml_peer_bw_in;
2039   char *peer_bw_out = A_surfxml_peer_bw_out;
2040   char *peer_lat = A_surfxml_peer_lat;
2041   char *peer_coord = A_surfxml_peer_coordinates;
2042   char *peer_state_file = A_surfxml_peer_state_file;
2043   char *peer_availability_file = A_surfxml_peer_availability_file;
2044
2045   char *host_id = NULL;
2046   char *router_id, *link_router, *link_backbone, *link_id_up, *link_id_down;
2047
2048   static unsigned int surfxml_buffer_stack_stack_ptr = 1;
2049   static unsigned int surfxml_buffer_stack_stack[1024];
2050
2051   surfxml_buffer_stack_stack[0] = 0;
2052
2053   surfxml_bufferstack_push(1);
2054
2055   SURFXML_BUFFER_SET(AS_id, peer_id);
2056
2057   SURFXML_BUFFER_SET(AS_routing, "Full");
2058   XBT_DEBUG("<AS id=\"%s\"\trouting=\"Full\">", peer_id);
2059
2060   SURFXML_START_TAG(AS);
2061
2062   XBT_DEBUG(" ");
2063   host_id = bprintf("peer_%s", peer_id);
2064   router_id = bprintf("router_%s", peer_id);
2065   link_id_up = bprintf("link_%s_up", peer_id);
2066   link_id_down = bprintf("link_%s_down", peer_id);
2067
2068   link_router = bprintf("%s_link_router", peer_id);
2069   link_backbone = bprintf("%s_backbone", peer_id);
2070
2071   XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%s\"/>", host_id, peer_power);
2072   A_surfxml_host_state = A_surfxml_host_state_ON;
2073   SURFXML_BUFFER_SET(host_id, host_id);
2074   SURFXML_BUFFER_SET(host_power, peer_power);
2075   SURFXML_BUFFER_SET(host_availability, "1.0");
2076   SURFXML_BUFFER_SET(host_availability_file, peer_availability_file);
2077   SURFXML_BUFFER_SET(host_state_file, peer_state_file);
2078   SURFXML_BUFFER_SET(host_coordinates, "");
2079   SURFXML_START_TAG(host);
2080   SURFXML_END_TAG(host);
2081
2082   XBT_DEBUG("<router id=\"%s\"\tcoordinates=\"%s\"/>", router_id, peer_coord);
2083   SURFXML_BUFFER_SET(router_id, router_id);
2084   SURFXML_BUFFER_SET(router_coordinates, peer_coord);
2085   SURFXML_START_TAG(router);
2086   SURFXML_END_TAG(router);
2087
2088   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_up, peer_bw_in, peer_lat);
2089   A_surfxml_link_state = A_surfxml_link_state_ON;
2090   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
2091   SURFXML_BUFFER_SET(link_id, link_id_up);
2092   SURFXML_BUFFER_SET(link_bandwidth, peer_bw_in);
2093   SURFXML_BUFFER_SET(link_latency, peer_lat);
2094   SURFXML_BUFFER_SET(link_bandwidth_file, "");
2095   SURFXML_BUFFER_SET(link_latency_file, "");
2096   SURFXML_BUFFER_SET(link_state_file, "");
2097   SURFXML_START_TAG(link);
2098   SURFXML_END_TAG(link);
2099
2100   XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>", link_id_down, peer_bw_out, peer_lat);
2101   A_surfxml_link_state = A_surfxml_link_state_ON;
2102   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
2103   SURFXML_BUFFER_SET(link_id, link_id_down);
2104   SURFXML_BUFFER_SET(link_bandwidth, peer_bw_out);
2105   SURFXML_BUFFER_SET(link_latency, peer_lat);
2106   SURFXML_BUFFER_SET(link_bandwidth_file, "");
2107   SURFXML_BUFFER_SET(link_latency_file, "");
2108   SURFXML_BUFFER_SET(link_state_file, "");
2109   SURFXML_START_TAG(link);
2110   SURFXML_END_TAG(link);
2111
2112   XBT_DEBUG(" ");
2113
2114   // begin here
2115   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", host_id, router_id);
2116   XBT_DEBUG("symmetrical=\"NO\">");
2117   SURFXML_BUFFER_SET(route_src, host_id);
2118   SURFXML_BUFFER_SET(route_dst, router_id);
2119   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
2120   SURFXML_START_TAG(route);
2121
2122   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_up);
2123   SURFXML_BUFFER_SET(link_ctn_id, link_id_up);
2124   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
2125   SURFXML_START_TAG(link_ctn);
2126   SURFXML_END_TAG(link_ctn);
2127
2128   XBT_DEBUG("</route>");
2129   SURFXML_END_TAG(route);
2130
2131   //Opposite Route
2132   XBT_DEBUG("<route\tsrc=\"%s\"\tdst=\"%s\"", router_id, host_id);
2133   XBT_DEBUG("symmetrical=\"NO\">");
2134   SURFXML_BUFFER_SET(route_src, router_id);
2135   SURFXML_BUFFER_SET(route_dst, host_id);
2136   A_surfxml_route_symmetrical = A_surfxml_route_symmetrical_NO;
2137   SURFXML_START_TAG(route);
2138
2139   XBT_DEBUG("<link_ctn\tid=\"%s\"/>", link_id_down);
2140   SURFXML_BUFFER_SET(link_ctn_id, link_id_down);
2141   A_surfxml_link_ctn_direction = A_surfxml_link_ctn_direction_NONE;
2142   SURFXML_START_TAG(link_ctn);
2143   SURFXML_END_TAG(link_ctn);
2144
2145   XBT_DEBUG("</route>");
2146   SURFXML_END_TAG(route);
2147
2148   XBT_DEBUG("</AS>");
2149   SURFXML_END_TAG(AS);
2150   XBT_DEBUG(" ");
2151
2152   //xbt_dynar_free(&tab_elements_num);
2153         free(host_id);
2154         free(router_id);
2155         free(link_router);
2156         free(link_backbone);
2157         free(link_id_up);
2158         free(link_id_down);
2159   surfxml_bufferstack_pop(1);
2160 }
2161
2162 static void routing_parse_Srandom(void)
2163 {
2164           double mean, std, min, max, seed;
2165           char *random_id = A_surfxml_random_id;
2166           char *random_radical = A_surfxml_random_radical;
2167           char *rd_name = NULL;
2168           char *rd_value;
2169           surf_parse_get_double(&mean,A_surfxml_random_mean);
2170           surf_parse_get_double(&std,A_surfxml_random_std_deviation);
2171           surf_parse_get_double(&min,A_surfxml_random_min);
2172           surf_parse_get_double(&max,A_surfxml_random_max);
2173           surf_parse_get_double(&seed,A_surfxml_random_seed);
2174
2175           double res = 0;
2176           int i = 0;
2177           random_data_t random = xbt_new0(s_random_data_t, 1);
2178           char *tmpbuf;
2179
2180           xbt_dynar_t radical_elements;
2181           unsigned int iter;
2182           char *groups;
2183           int start, end;
2184           xbt_dynar_t radical_ends;
2185
2186           random->generator = A_surfxml_random_generator;
2187           random->seed = seed;
2188           random->min = min;
2189           random->max = max;
2190
2191           /* Check user stupidities */
2192           if (max < min)
2193             THROWF(arg_error, 0, "random->max < random->min (%f < %f)", max, min);
2194           if (mean < min)
2195             THROWF(arg_error, 0, "random->mean < random->min (%f < %f)", mean,
2196                    min);
2197           if (mean > max)
2198             THROWF(arg_error, 0, "random->mean > random->max (%f > %f)", mean,
2199                    max);
2200
2201           /* normalize the mean and standard deviation before storing */
2202           random->mean = (mean - min) / (max - min);
2203           random->std = std / (max - min);
2204
2205           if (random->mean * (1 - random->mean) < random->std * random->std)
2206             THROWF(arg_error, 0, "Invalid mean and standard deviation (%f and %f)",
2207                    random->mean, random->std);
2208
2209           XBT_DEBUG("id = '%s' min = '%f' max = '%f' mean = '%f' std_deviatinon = '%f' generator = '%d' seed = '%ld' radical = '%s'",
2210           random_id,
2211           random->min,
2212           random->max,
2213           random->mean,
2214           random->std,
2215           random->generator,
2216           random->seed,
2217           random_radical);
2218
2219           if(xbt_dict_size(random_value)==0)
2220                   random_value = xbt_dict_new();
2221
2222           if(!strcmp(random_radical,""))
2223           {
2224                   res = random_generate(random);
2225                   rd_value = bprintf("%f",res);
2226                   xbt_dict_set(random_value, random_id, rd_value, free);
2227           }
2228           else
2229           {
2230                   radical_elements = xbt_str_split(random_radical, ",");
2231                   xbt_dynar_foreach(radical_elements, iter, groups) {
2232                         radical_ends = xbt_str_split(groups, "-");
2233                         switch (xbt_dynar_length(radical_ends)) {
2234                         case 1:
2235                                           xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",random_id);
2236                                           res = random_generate(random);
2237                                           tmpbuf = bprintf("%s%d",random_id,atoi(xbt_dynar_getfirst_as(radical_ends,char *)));
2238                                           xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
2239                                           xbt_free(tmpbuf);
2240                                           break;
2241
2242                         case 2:   surf_parse_get_int(&start,
2243                                                                                  xbt_dynar_get_as(radical_ends, 0, char *));
2244                                           surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
2245                                           for (i = start; i <= end; i++) {
2246                                                   xbt_assert(!xbt_dict_get_or_null(random_value,random_id),"Custom Random '%s' already exists !",bprintf("%s%d",random_id,i));
2247                                                   res = random_generate(random);
2248                           tmpbuf = bprintf("%s%d",random_id,i);
2249                                                   xbt_dict_set(random_value, tmpbuf, bprintf("%f",res), free);
2250                           xbt_free(tmpbuf);
2251                                           }
2252                                           break;
2253                         default:
2254                                 XBT_INFO("Malformed radical");
2255                         }
2256                         res = random_generate(random);
2257                         rd_name  = bprintf("%s_router",random_id);
2258                         rd_value = bprintf("%f",res);
2259                         xbt_dict_set(random_value, rd_name, rd_value, free);
2260
2261                         xbt_dynar_free(&radical_ends);
2262                   }
2263                   free(rd_name);
2264                   xbt_dynar_free(&radical_elements);
2265           }
2266 }
2267
2268 static void routing_parse_Erandom(void)
2269 {
2270         xbt_dict_cursor_t cursor = NULL;
2271         char *key;
2272         char *elem;
2273
2274         xbt_dict_foreach(random_value, cursor, key, elem) {
2275           XBT_DEBUG("%s = %s",key,elem);
2276         }
2277
2278 }
2279
2280
2281 /*
2282  * New methods to init the routing model component from the lua script
2283  */
2284
2285 /*
2286  * calling parse_S_AS_lua with lua values
2287  */
2288 void routing_AS_init(const char *AS_id, const char *AS_routing)
2289 {
2290   parse_S_AS_lua((char *) AS_id, (char *) AS_routing);
2291 }
2292
2293 /*
2294  * calling parse_E_AS_lua to fisnish the creation of routing component
2295  */
2296 void routing_AS_end(const char *AS_id)
2297 {
2298   parse_E_AS_lua((char *) AS_id);
2299 }
2300
2301 /*
2302  * add a host to the network element list
2303  */
2304
2305 void routing_add_host(const char *host_id)
2306 {
2307   parse_S_host_lua((char *) host_id, (char*)""); // FIXME propagate coordinate system to lua
2308 }
2309
2310 /*
2311  * Set a new link on the actual list of link for a route or ASroute
2312  */
2313 void routing_add_link(const char *link_id)
2314 {
2315   parse_E_link_c_ctn_new_elem_lua((char *) link_id);
2316 }
2317
2318 /*
2319  *Set the endpoints for a route
2320  */
2321 void routing_set_route(const char *src_id, const char *dst_id)
2322 {
2323   parse_S_route_new_and_endpoints_lua(src_id, dst_id);
2324 }
2325
2326 /*
2327  * Store the route by calling parse_E_route_store_route
2328  */
2329 void routing_store_route(void)
2330 {
2331   parse_E_route_store_route();
2332 }