src/surf/workstation_KCCFLN05.c

   1 /*      $Id$     */
   2
   3 /* Copyright (c) 2005 Arnaud Legrand. All rights reserved.                  */
   4
   5 /* This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the license (GNU LGPL) which comes with this package. */
   7
   8 #include "xbt/ex.h"
   9 #include "xbt/dict.h"
  10 #include "surf_private.h"
  11
  12 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_workstation, surf,
  13                                 "Logging specific to the SURF workstation module (KCCFLN05)");
  14
  15 typedef enum {
  16   SURF_WORKSTATION_RESOURCE_CPU,
  17   SURF_WORKSTATION_RESOURCE_LINK,
  18 } e_surf_workstation_model_type_t;
  19
  20
  21 /**************************************/
  22 /********* router object **************/
  23 /**************************************/
  24 typedef struct router_KCCFLN05 {
  25   char *name;
  26   unsigned int id;
  27 } s_router_KCCFLN05_t, *router_KCCFLN05_t;
  28
  29
  30 /**************************************/
  31 /********* cpu object *****************/
  32 /**************************************/
  33 typedef struct cpu_KCCFLN05 {
  34   surf_model_t model;                   /* Do not move this field: must match model_obj_t */
  35   xbt_dict_t properties;                /* Do not move this field: must match link_KCCFLN05_t */
  36   e_surf_workstation_model_type_t type; /* Do not move this field: must match link_KCCFLN05_t */
  37   char *name;                           /* Do not move this field: must match link_KCCFLN05_t */
  38   lmm_constraint_t constraint;
  39   lmm_constraint_t bus;
  40   double power_scale;
  41   double power_current;
  42   double interference_send;
  43   double interference_recv;
  44   double interference_send_recv;
  45   tmgr_trace_event_t power_event;
  46   e_surf_cpu_state_t state_current;
  47   tmgr_trace_event_t state_event;
  48   int id;                       /* cpu and network card are a single object... */
  49   xbt_dynar_t incomming_communications;
  50   xbt_dynar_t outgoing_communications;
  51 } s_cpu_KCCFLN05_t, *cpu_KCCFLN05_t;
  52
  53 /**************************************/
  54 /*********** network object ***********/
  55 /**************************************/
  56
  57 typedef struct link_KCCFLN05 {
  58   surf_model_t model;                   /* Do not move this field: must match model_obj_t */
  59   xbt_dict_t properties;                /* Do not move this field: must match cpu_KCCFLN05_t */
  60   e_surf_workstation_model_type_t type; /* Do not move this field: must match cpu_KCCFLN05_t */
  61   char *name;                           /* Do not move this field: must match cpu_KCCFLN05_t */
  62   lmm_constraint_t constraint;
  63   double lat_current;
  64   tmgr_trace_event_t lat_event;
  65   double bw_current;
  66   tmgr_trace_event_t bw_event;
  67   e_surf_link_state_t state_current;
  68   tmgr_trace_event_t state_event;
  69 } s_link_KCCFLN05_t, *link_KCCFLN05_t;
  70
  71
  72 typedef struct s_route_KCCFLN05 {
  73   double impact_on_src;
  74   double impact_on_dst;
  75   double impact_on_src_with_other_recv;
  76   double impact_on_dst_with_other_send;
  77   link_KCCFLN05_t *links;
  78   int size;
  79 } s_route_KCCFLN05_t, *route_KCCFLN05_t;
  80
  81 /**************************************/
  82 /*************** actions **************/
  83 /**************************************/
  84 typedef struct surf_action_workstation_KCCFLN05 {
  85   s_surf_action_t generic_action;
  86   double latency;
  87   double lat_current;
  88   lmm_variable_t variable;
  89   double rate;
  90   int suspended;
  91   cpu_KCCFLN05_t src;           /* could be avoided */
  92   cpu_KCCFLN05_t dst;           /* could be avoided */
  93 } s_surf_action_workstation_KCCFLN05_t,
  94   *surf_action_workstation_KCCFLN05_t;
  95
  96
  97
  98 static int nb_workstation = 0;
  99 static s_route_KCCFLN05_t *routing_table = NULL;
 100 #define ROUTE(i,j) routing_table[(i)+(j)*nb_workstation]
 101 static link_KCCFLN05_t loopback = NULL;
 102 static xbt_dict_t parallel_task_link_set = NULL;
 103 //added to work with GTNETS
 104 static xbt_dict_t router_set = NULL;
 105 static lmm_system_t maxmin_system = NULL;
 106
 107
 108 /* convenient function */
 109 static void __update_cpu_usage(cpu_KCCFLN05_t cpu)
 110 {
 111   int cpt;
 112   surf_action_workstation_KCCFLN05_t action = NULL;
 113   if ((!xbt_dynar_length(cpu->incomming_communications)) &&
 114       (!xbt_dynar_length(cpu->outgoing_communications))) {
 115     /* No communications */
 116     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
 117                                 cpu->power_current * cpu->power_scale);
 118   } else if ((!xbt_dynar_length(cpu->incomming_communications))
 119              && (xbt_dynar_length(cpu->outgoing_communications))) {
 120     /* Emission */
 121     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
 122                                 cpu->power_current * cpu->power_scale *
 123                                 cpu->interference_send);
 124     xbt_dynar_foreach(cpu->outgoing_communications, cpt, action)
 125         lmm_elem_set_value(maxmin_system, cpu->constraint,
 126                            action->variable,
 127                            cpu->power_current * cpu->power_scale *
 128                            ROUTE(action->src->id,
 129                                  action->dst->id).impact_on_src);
 130   } else if ((xbt_dynar_length(cpu->incomming_communications))
 131              && (!xbt_dynar_length(cpu->outgoing_communications))) {
 132     /* Reception */
 133     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
 134                                 cpu->power_current * cpu->power_scale *
 135                                 cpu->interference_recv);
 136     xbt_dynar_foreach(cpu->incomming_communications, cpt, action)
 137         lmm_elem_set_value(maxmin_system, cpu->constraint,
 138                            action->variable,
 139                            cpu->power_current * cpu->power_scale *
 140                            ROUTE(action->src->id,
 141                                  action->dst->id).impact_on_dst);
 142   } else {
 143     /* Emission & Reception */
 144     lmm_update_constraint_bound(maxmin_system, cpu->constraint,
 145                                 cpu->power_current * cpu->power_scale *
 146                                 cpu->interference_send_recv);
 147     xbt_dynar_foreach(cpu->outgoing_communications, cpt, action)
 148         lmm_elem_set_value(maxmin_system, cpu->constraint,
 149                            action->variable,
 150                            cpu->power_current * cpu->power_scale *
 151                            ROUTE(action->src->id,
 152                                  action->dst->id).
 153                            impact_on_src_with_other_recv);
 154     xbt_dynar_foreach(cpu->incomming_communications, cpt, action)
 155         lmm_elem_set_value(maxmin_system, cpu->constraint,
 156                            action->variable,
 157                            cpu->power_current * cpu->power_scale *
 158                            ROUTE(action->src->id,
 159                                  action->dst->id).
 160                            impact_on_dst_with_other_send);
 161   }
 162 }
 163
 164 /**************************************/
 165 /******* Resource Public     **********/
 166 /**************************************/
 167
 168 static void *name_service(const char *name)
 169 {
 170   xbt_ex_t e;
 171   void *res = NULL;
 172
 173   TRY {
 174     res = xbt_dict_get(workstation_set, name);
 175   } CATCH(e) {
 176     if (e.category != not_found_error)
 177       RETHROW;
 178     WARN1("Host '%s' not found, verifing if it is a router", name);
 179     res = NULL;
 180     xbt_ex_free(e);
 181   }
 182
 183   return res;
 184 }
 185
 186 static const char *get_resource_name(void *resource_id)
 187 {
 188   /* We can freely cast as a cpu_KCCFLN05_t because it has the same
 189      prefix as link_KCCFLN05_t. However, only cpu_KCCFLN05_t
 190      will theoretically be given as an argument here. */
 191   return ((cpu_KCCFLN05_t) resource_id)->name;
 192 }
 193
 194 static xbt_dict_t get_properties(void *resource)
 195 {
 196   /* We can freely cast as a cpu_KCCFLN05_t because it has the same
 197      prefix as link_KCCFLN05_t. */
 198   return ((cpu_KCCFLN05_t) resource)->properties;
 199 }
 200
 201 /* action_get_state is inherited from the surf module */
 202
 203 static void action_use(surf_action_t action)
 204 {
 205   action->using++;
 206   return;
 207 }
 208
 209 static int action_free(surf_action_t action)
 210 {
 211   int cpt;
 212   surf_action_t act = NULL;
 213   cpu_KCCFLN05_t src = ((surf_action_workstation_KCCFLN05_t) action)->src;
 214   cpu_KCCFLN05_t dst = ((surf_action_workstation_KCCFLN05_t) action)->dst;
 215
 216   action->using--;
 217   if (!action->using) {
 218     xbt_swag_remove(action, action->state_set);
 219     if (((surf_action_workstation_KCCFLN05_t) action)->variable)
 220       lmm_variable_free(maxmin_system,
 221                         ((surf_action_workstation_KCCFLN05_t) action)->
 222                         variable);
 223     if (src)
 224       xbt_dynar_foreach(src->outgoing_communications, cpt, act)
 225           if (act == action) {
 226         xbt_dynar_remove_at(src->outgoing_communications, cpt, &act);
 227         break;
 228       }
 229
 230     if (dst)
 231       xbt_dynar_foreach(dst->incomming_communications, cpt, act)
 232           if (act == action) {
 233         xbt_dynar_remove_at(dst->incomming_communications, cpt, &act);
 234         break;
 235       }
 236
 237     if (src && (!xbt_dynar_length(src->outgoing_communications)))
 238       __update_cpu_usage(src);
 239     if (dst && (!xbt_dynar_length(dst->incomming_communications)))
 240       __update_cpu_usage(dst);
 241
 242     free(action);
 243     return 1;
 244   }
 245   return 0;
 246 }
 247
 248 static void action_cancel(surf_action_t action)
 249 {
 250   surf_action_change_state(action, SURF_ACTION_FAILED);
 251   return;
 252 }
 253
 254 static void action_recycle(surf_action_t action)
 255 {
 256   DIE_IMPOSSIBLE;
 257   return;
 258 }
 259
 260 /* action_change_state is inherited from the surf module */
 261 /* action_set_data is inherited from the surf module */
 262
 263 static void action_suspend(surf_action_t action)
 264 {
 265   XBT_IN1("(%p))", action);
 266   if (((surf_action_workstation_KCCFLN05_t) action)->suspended != 2) {
 267     ((surf_action_workstation_KCCFLN05_t) action)->suspended = 1;
 268     lmm_update_variable_weight(maxmin_system,
 269                                ((surf_action_workstation_KCCFLN05_t)
 270                                 action)->variable, 0.0);
 271   }
 272   XBT_OUT;
 273 }
 274
 275 static void action_resume(surf_action_t action)
 276 {
 277   XBT_IN1("(%p)", action);
 278   if (((surf_action_workstation_KCCFLN05_t) action)->suspended != 2) {
 279     if (((surf_action_workstation_KCCFLN05_t) action)->lat_current == 0.0)
 280       lmm_update_variable_weight(maxmin_system,
 281                                  ((surf_action_workstation_KCCFLN05_t)
 282                                   action)->variable, action->priority);
 283     else
 284       lmm_update_variable_weight(maxmin_system,
 285                                  ((surf_action_workstation_KCCFLN05_t)
 286                                   action)->variable,
 287                                  ((surf_action_workstation_KCCFLN05_t)
 288                                   action)->lat_current);
 289
 290     ((surf_action_workstation_KCCFLN05_t) action)->suspended = 0;
 291   }
 292   XBT_OUT;
 293 }
 294
 295 static int action_is_suspended(surf_action_t action)
 296 {
 297   return (((surf_action_workstation_KCCFLN05_t) action)->suspended == 1);
 298 }
 299
 300 static void action_set_max_duration(surf_action_t action, double duration)
 301 {                               /* FIXME: should inherit */
 302   XBT_IN2("(%p,%g)", action, duration);
 303   action->max_duration = duration;
 304   XBT_OUT;
 305 }
 306
 307
 308 static void action_set_priority(surf_action_t action, double priority)
 309 {
 310   XBT_IN2("(%p,%g)", action, priority);
 311   action->priority = priority;
 312   lmm_update_variable_weight(maxmin_system, ((surf_action_workstation_KCCFLN05_t) action)->variable, priority);
 313
 314   XBT_OUT;
 315 }
 316
 317 /**************************************/
 318 /******* Resource Private    **********/
 319 /**************************************/
 320
 321 static int resource_used(void *resource_id)
 322 {
 323   /* We can freely cast as a link_KCCFLN05_t because it has
 324      the same prefix as cpu_KCCFLN05_t */
 325   if (((cpu_KCCFLN05_t) resource_id)->type ==
 326       SURF_WORKSTATION_RESOURCE_CPU)
 327     return (lmm_constraint_used
 328             (maxmin_system, ((cpu_KCCFLN05_t) resource_id)->constraint)
 329             || ((((cpu_KCCFLN05_t) resource_id)->bus) ?
 330                 lmm_constraint_used(maxmin_system,
 331                                     ((cpu_KCCFLN05_t) resource_id)->
 332                                     bus) : 0));
 333   else
 334     return lmm_constraint_used(maxmin_system,
 335                                ((link_KCCFLN05_t) resource_id)->
 336                                constraint);
 337
 338 }
 339
 340 static double share_resources(double now)
 341 {
 342   s_surf_action_workstation_KCCFLN05_t s_action;
 343   surf_action_workstation_KCCFLN05_t action = NULL;
 344
 345   xbt_swag_t running_actions =
 346       surf_workstation_model->common_public->states.running_action_set;
 347   double min = generic_maxmin_share_resources(running_actions,
 348                                               xbt_swag_offset(s_action,
 349                                                               variable),
 350                                               maxmin_system,
 351                                               lmm_solve);
 352
 353   xbt_swag_foreach(action, running_actions) {
 354     if (action->latency > 0) {
 355       if (min < 0) {
 356         min = action->latency;
 357         DEBUG3("Updating min (value) with %p (start %f): %f", action,
 358                action->generic_action.start, min);
 359       } else if (action->latency < min) {
 360         min = action->latency;
 361         DEBUG3("Updating min (latency) with %p (start %f): %f", action,
 362                action->generic_action.start, min);
 363       }
 364     }
 365   }
 366
 367   DEBUG1("min value : %f", min);
 368
 369   return min;
 370 }
 371
 372 static void update_actions_state(double now, double delta)
 373 {
 374   double deltap = 0.0;
 375   surf_action_workstation_KCCFLN05_t action = NULL;
 376   surf_action_workstation_KCCFLN05_t next_action = NULL;
 377   xbt_swag_t running_actions =
 378       surf_workstation_model->common_public->states.running_action_set;
 379
 380   xbt_swag_foreach_safe(action, next_action, running_actions) {
 381     deltap = delta;
 382     if (action->latency > 0) {
 383       if (action->latency > deltap) {
 384         double_update(&(action->latency), deltap);
 385         deltap = 0.0;
 386       } else {
 387         double_update(&(deltap), action->latency);
 388         action->latency = 0.0;
 389       }
 390       if ((action->latency == 0.0) && (action->suspended == 0)) {
 391         if ((action)->lat_current == 0.0)
 392           lmm_update_variable_weight(maxmin_system, action->variable, 1.0);
 393         else
 394           lmm_update_variable_weight(maxmin_system, action->variable,
 395                                      action->lat_current);
 396       }
 397     }
 398     DEBUG3("Action (%p) : remains (%g) updated by %g.",
 399            action, action->generic_action.remains,
 400            lmm_variable_getvalue(action->variable) * deltap);
 401     double_update(&(action->generic_action.remains),
 402                   lmm_variable_getvalue(action->variable) * deltap);
 403
 404     if (action->generic_action.max_duration != NO_MAX_DURATION)
 405       double_update(&(action->generic_action.max_duration), delta);
 406
 407     if ((action->generic_action.remains <= 0) &&
 408         (lmm_get_variable_weight(action->variable) > 0)) {
 409       action->generic_action.finish = surf_get_clock();
 410       surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
 411     } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
 412                (action->generic_action.max_duration <= 0)) {
 413       action->generic_action.finish = surf_get_clock();
 414       surf_action_change_state((surf_action_t) action, SURF_ACTION_DONE);
 415     } else {
 416       /* Need to check that none of the resource has failed */
 417       lmm_constraint_t cnst = NULL;
 418       int i = 0;
 419       void *constraint_id = NULL;
 420
 421       while ((cnst =
 422               lmm_get_cnst_from_var(maxmin_system, action->variable,
 423                                     i++))) {
 424         constraint_id = lmm_constraint_id(cnst);
 425
 426 /*      if(((link_KCCFLN05_t)constraint_id)->type== */
 427 /*         SURF_WORKSTATION_RESOURCE_LINK) { */
 428 /*        DEBUG2("Checking for link %s (%p)", */
 429 /*               ((link_KCCFLN05_t)constraint_id)->name, */
 430 /*               ((link_KCCFLN05_t)constraint_id)); */
 431 /*      } */
 432 /*      if(((cpu_KCCFLN05_t)constraint_id)->type== */
 433 /*         SURF_WORKSTATION_RESOURCE_CPU) { */
 434 /*        DEBUG3("Checking for cpu %s (%p) : %s", */
 435 /*               ((cpu_KCCFLN05_t)constraint_id)->name, */
 436 /*               ((cpu_KCCFLN05_t)constraint_id), */
 437 /*               ((cpu_KCCFLN05_t)constraint_id)->state_current==SURF_CPU_OFF?"Off":"On"); */
 438 /*      } */
 439
 440         if (((((link_KCCFLN05_t) constraint_id)->type ==
 441               SURF_WORKSTATION_RESOURCE_LINK) &&
 442              (((link_KCCFLN05_t) constraint_id)->state_current ==
 443               SURF_LINK_OFF)) ||
 444             ((((cpu_KCCFLN05_t) constraint_id)->type ==
 445               SURF_WORKSTATION_RESOURCE_CPU) &&
 446              (((cpu_KCCFLN05_t) constraint_id)->state_current ==
 447               SURF_CPU_OFF))) {
 448           DEBUG1("Action (%p) Failed!!", action);
 449           action->generic_action.finish = surf_get_clock();
 450           surf_action_change_state((surf_action_t) action,
 451                                    SURF_ACTION_FAILED);
 452           break;
 453         }
 454       }
 455     }
 456   }
 457   return;
 458 }
 459
 460 static void update_resource_state(void *id,
 461                                   tmgr_trace_event_t event_type,
 462                                   double value)
 463 {
 464   cpu_KCCFLN05_t cpu = id;
 465   link_KCCFLN05_t nw_link = id;
 466
 467   if (nw_link->type == SURF_WORKSTATION_RESOURCE_LINK) {
 468     DEBUG2("Updating link %s (%p)", nw_link->name, nw_link);
 469     if (event_type == nw_link->bw_event) {
 470       nw_link->bw_current = value;
 471       lmm_update_constraint_bound(maxmin_system, nw_link->constraint,
 472                                   nw_link->bw_current);
 473     } else if (event_type == nw_link->lat_event) {
 474       double delta = value - nw_link->lat_current;
 475       lmm_variable_t var = NULL;
 476       surf_action_workstation_KCCFLN05_t action = NULL;
 477
 478       nw_link->lat_current = value;
 479       while (lmm_get_var_from_cnst
 480              (maxmin_system, nw_link->constraint, &var)) {
 481         action = lmm_variable_id(var);
 482         action->lat_current += delta;
 483         if (action->rate < 0)
 484           lmm_update_variable_bound(maxmin_system, action->variable,
 485                                     SG_TCP_CTE_GAMMA / (2.0 *
 486                                                         action->
 487                                                         lat_current));
 488         else
 489           lmm_update_variable_bound(maxmin_system, action->variable,
 490                                     min(action->rate,
 491                                         SG_TCP_CTE_GAMMA / (2.0 *
 492                                                             action->
 493                                                             lat_current)));
 494         if (action->suspended == 0)
 495           lmm_update_variable_weight(maxmin_system, action->variable,
 496                                      action->lat_current);
 497         lmm_update_variable_latency(maxmin_system, action->variable,
 498                                     delta);
 499
 500
 501       }
 502     } else if (event_type == nw_link->state_event) {
 503       if (value > 0)
 504         nw_link->state_current = SURF_LINK_ON;
 505       else
 506         nw_link->state_current = SURF_LINK_OFF;
 507     } else {
 508       CRITICAL0("Unknown event ! \n");
 509       xbt_abort();
 510     }
 511     return;
 512   } else if (cpu->type == SURF_WORKSTATION_RESOURCE_CPU) {
 513     DEBUG3("Updating cpu %s (%p) with value %g", cpu->name, cpu, value);
 514     if (event_type == cpu->power_event) {
 515       cpu->power_current = value;
 516       __update_cpu_usage(cpu);
 517     } else if (event_type == cpu->state_event) {
 518       if (value > 0)
 519         cpu->state_current = SURF_CPU_ON;
 520       else
 521         cpu->state_current = SURF_CPU_OFF;
 522     } else {
 523       CRITICAL0("Unknown event ! \n");
 524       xbt_abort();
 525     }
 526     return;
 527   } else {
 528     DIE_IMPOSSIBLE;
 529   }
 530   return;
 531 }
 532
 533 static void finalize(void)
 534 {
 535   int i, j;
 536
 537   xbt_dict_free(&link_set);
 538   xbt_dict_free(&workstation_set);
 539   xbt_dict_free(&router_set);
 540   if (parallel_task_link_set != NULL) {
 541     xbt_dict_free(&parallel_task_link_set);
 542   }
 543   xbt_swag_free(surf_workstation_model->common_public->states.
 544                 ready_action_set);
 545   xbt_swag_free(surf_workstation_model->common_public->states.
 546                 running_action_set);
 547   xbt_swag_free(surf_workstation_model->common_public->states.
 548                 failed_action_set);
 549   xbt_swag_free(surf_workstation_model->common_public->states.
 550                 done_action_set);
 551
 552   free(surf_workstation_model->common_public);
 553   free(surf_workstation_model->common_private);
 554   free(surf_workstation_model->extension_public);
 555
 556   free(surf_workstation_model);
 557   surf_workstation_model = NULL;
 558
 559   for (i = 0; i < nb_workstation; i++)
 560     for (j = 0; j < nb_workstation; j++)
 561       free(ROUTE(i, j).links);
 562   free(routing_table);
 563   routing_table = NULL;
 564   nb_workstation = 0;
 565
 566   if (maxmin_system) {
 567     lmm_system_free(maxmin_system);
 568     maxmin_system = NULL;
 569   }
 570 }
 571
 572 /**************************************/
 573 /******* Resource Private    **********/
 574 /**************************************/
 575
 576 static surf_action_t execute(void *cpu, double size)
 577 {
 578   surf_action_workstation_KCCFLN05_t action = NULL;
 579   cpu_KCCFLN05_t CPU = cpu;
 580
 581   XBT_IN2("(%s,%g)", CPU->name, size);
 582   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 583
 584   action->generic_action.using = 1;
 585   action->generic_action.cost = size;
 586   action->generic_action.remains = size;
 587   action->generic_action.priority = 1.0;
 588   action->generic_action.max_duration = NO_MAX_DURATION;
 589   action->generic_action.start = surf_get_clock();
 590   action->generic_action.finish = -1.0;
 591   action->generic_action.model_type =
 592       (surf_model_t) surf_workstation_model;
 593   action->suspended = 0;
 594
 595   if (CPU->state_current == SURF_CPU_ON)
 596     action->generic_action.state_set =
 597         surf_workstation_model->common_public->states.
 598         running_action_set;
 599   else
 600     action->generic_action.state_set =
 601         surf_workstation_model->common_public->states.failed_action_set;
 602   xbt_swag_insert(action, action->generic_action.state_set);
 603
 604   action->variable = lmm_variable_new(maxmin_system, action,
 605                                       action->generic_action.priority,
 606                                       -1.0, 1);
 607   lmm_expand(maxmin_system, CPU->constraint, action->variable, 1.0);
 608   XBT_OUT;
 609   return (surf_action_t) action;
 610 }
 611
 612 static surf_action_t action_sleep(void *cpu, double duration)
 613 {
 614   surf_action_workstation_KCCFLN05_t action = NULL;
 615
 616   XBT_IN2("(%s,%g)", ((cpu_KCCFLN05_t) cpu)->name, duration);
 617
 618   action = (surf_action_workstation_KCCFLN05_t) execute(cpu, 1.0);
 619   action->generic_action.max_duration = duration;
 620   action->suspended = 2;
 621   lmm_update_variable_weight(maxmin_system, action->variable, 0.0);
 622
 623   XBT_OUT;
 624   return (surf_action_t) action;
 625 }
 626
 627 static e_surf_cpu_state_t resource_get_state(void *cpu)
 628 {
 629   return ((cpu_KCCFLN05_t) cpu)->state_current;
 630 }
 631
 632 static double get_speed(void *cpu, double load)
 633 {
 634   return load * (((cpu_KCCFLN05_t) cpu)->power_scale);
 635 }
 636
 637 static double get_available_speed(void *cpu)
 638 {
 639   return ((cpu_KCCFLN05_t) cpu)->power_current;
 640 }
 641
 642 static surf_action_t communicate(void *src, void *dst, double size,
 643                                  double rate)
 644 {
 645   surf_action_workstation_KCCFLN05_t action = NULL;
 646   cpu_KCCFLN05_t card_src = src;
 647   cpu_KCCFLN05_t card_dst = dst;
 648   route_KCCFLN05_t route = &(ROUTE(card_src->id, card_dst->id));
 649   int route_size = route->size;
 650   int i;
 651
 652   XBT_IN4("(%s,%s,%g,%g)", card_src->name, card_dst->name, size, rate);
 653   xbt_assert2(route_size,
 654               "You're trying to send data from %s to %s but there is no connexion between these two cards.",
 655               card_src->name, card_dst->name);
 656
 657   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 658
 659   action->generic_action.using = 1;
 660   action->generic_action.cost = size;
 661   action->generic_action.remains = size;
 662   action->generic_action.max_duration = NO_MAX_DURATION;
 663   action->generic_action.start = surf_get_clock();
 664   action->generic_action.finish = -1.0;
 665   action->src = src;
 666   action->dst = dst;
 667   action->generic_action.model_type =
 668       (surf_model_t) surf_workstation_model;
 669   action->suspended = 0;        /* Should be useless because of the
 670                                    calloc but it seems to help valgrind... */
 671   action->generic_action.state_set =
 672       surf_workstation_model->common_public->states.running_action_set;
 673
 674   xbt_dynar_push(card_src->outgoing_communications, &action);
 675   xbt_dynar_push(card_dst->incomming_communications, &action);
 676
 677   xbt_swag_insert(action, action->generic_action.state_set);
 678   action->rate = rate;
 679
 680   action->latency = 0.0;
 681   for (i = 0; i < route_size; i++)
 682     action->latency += route->links[i]->lat_current;
 683   action->lat_current = action->latency;
 684
 685   if (action->latency > 0)
 686     action->variable = lmm_variable_new(maxmin_system, action, 0.0, -1.0, route_size + 4);      /* +1 for the src bus
 687                                                                                                    +1 for the dst bus
 688                                                                                                    +1 for the src cpu
 689                                                                                                    +1 for the dst cpu */
 690   else
 691     action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
 692                                         route_size + 4);
 693
 694   if (action->rate < 0) {
 695     if (action->lat_current > 0)
 696       lmm_update_variable_bound(maxmin_system, action->variable,
 697                                 SG_TCP_CTE_GAMMA / (2.0 *
 698                                                     action->lat_current));
 699     else
 700       lmm_update_variable_bound(maxmin_system, action->variable, -1.0);
 701   } else {
 702     if (action->lat_current > 0)
 703       lmm_update_variable_bound(maxmin_system, action->variable,
 704                                 min(action->rate,
 705                                     SG_TCP_CTE_GAMMA / (2.0 *
 706                                                         action->
 707                                                         lat_current)));
 708     else
 709       lmm_update_variable_bound(maxmin_system, action->variable,
 710                                 action->rate);
 711   }
 712
 713   lmm_update_variable_latency(maxmin_system, action->variable,
 714                               action->latency); /* Should be useless */
 715
 716   for (i = 0; i < route_size; i++)
 717     lmm_expand(maxmin_system, route->links[i]->constraint,
 718                action->variable, 1.0);
 719   if (card_src->bus)
 720     lmm_expand(maxmin_system, card_src->bus, action->variable, 1.0);
 721   if (card_dst->bus)
 722     lmm_expand(maxmin_system, card_dst->bus, action->variable, 1.0);
 723   lmm_expand(maxmin_system, card_src->constraint, action->variable, 0.0);
 724   lmm_expand(maxmin_system, card_dst->constraint, action->variable, 0.0);
 725
 726   XBT_OUT;
 727   return (surf_action_t) action;
 728 }
 729
 730 static surf_action_t execute_parallel_task(int workstation_nb,
 731                                            void **workstation_list,
 732                                            double *computation_amount,
 733                                            double *communication_amount,
 734                                            double amount, double rate)
 735 {
 736   surf_action_workstation_KCCFLN05_t action = NULL;
 737   int i, j, k;
 738   int nb_link = 0;
 739   int nb_host = 0;
 740
 741   if (parallel_task_link_set == NULL) {
 742     parallel_task_link_set =
 743         xbt_dict_new_ext(workstation_nb * workstation_nb * 10);
 744   }
 745
 746   /* Compute the number of affected resources... */
 747   for (i = 0; i < workstation_nb; i++) {
 748     for (j = 0; j < workstation_nb; j++) {
 749       cpu_KCCFLN05_t card_src = workstation_list[i];
 750       cpu_KCCFLN05_t card_dst = workstation_list[j];
 751       int route_size = ROUTE(card_src->id, card_dst->id).size;
 752       link_KCCFLN05_t *route =
 753           ROUTE(card_src->id, card_dst->id).links;
 754
 755       if (communication_amount[i * workstation_nb + j] > 0)
 756         for (k = 0; k < route_size; k++) {
 757           xbt_dict_set(parallel_task_link_set, route[k]->name,
 758                        route[k], NULL);
 759         }
 760     }
 761   }
 762   nb_link = xbt_dict_length(parallel_task_link_set);
 763   xbt_dict_reset(parallel_task_link_set);
 764
 765
 766   for (i = 0; i < workstation_nb; i++)
 767     if (computation_amount[i] > 0)
 768       nb_host++;
 769
 770   action = xbt_new0(s_surf_action_workstation_KCCFLN05_t, 1);
 771   DEBUG3("Creating a parallel task (%p) with %d cpus and %d links.",
 772          action, nb_host, nb_link);
 773   action->generic_action.using = 1;
 774   action->generic_action.cost = amount;
 775   action->generic_action.remains = amount;
 776   action->generic_action.max_duration = NO_MAX_DURATION;
 777   action->generic_action.start = surf_get_clock();
 778   action->generic_action.finish = -1.0;
 779   action->generic_action.model_type =
 780       (surf_model_t) surf_workstation_model;
 781   action->suspended = 0;        /* Should be useless because of the
 782                                    calloc but it seems to help valgrind... */
 783   action->generic_action.state_set =
 784       surf_workstation_model->common_public->states.running_action_set;
 785
 786   xbt_swag_insert(action, action->generic_action.state_set);
 787   action->rate = rate;
 788
 789   if (action->rate > 0)
 790     action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
 791                                         nb_host + nb_link);
 792   else
 793     action->variable =
 794         lmm_variable_new(maxmin_system, action, 1.0, action->rate,
 795                          nb_host + nb_link);
 796
 797   for (i = 0; i < workstation_nb; i++)
 798     if (computation_amount[i] > 0)
 799       lmm_expand(maxmin_system,
 800                  ((cpu_KCCFLN05_t) workstation_list[i])->constraint,
 801                  action->variable, computation_amount[i]);
 802
 803   for (i = 0; i < workstation_nb; i++) {
 804     for (j = 0; j < workstation_nb; j++) {
 805       cpu_KCCFLN05_t card_src = workstation_list[i];
 806       cpu_KCCFLN05_t card_dst = workstation_list[j];
 807       int route_size = ROUTE(card_src->id, card_dst->id).size;
 808       link_KCCFLN05_t *route =
 809           ROUTE(card_src->id, card_dst->id).links;
 810
 811       for (k = 0; k < route_size; k++) {
 812         if (communication_amount[i * workstation_nb + j] > 0) {
 813           lmm_expand_add(maxmin_system, route[k]->constraint,
 814                          action->variable,
 815                          communication_amount[i * workstation_nb + j]);
 816         }
 817       }
 818     }
 819   }
 820
 821   if (nb_link + nb_host == 0) {
 822     action->generic_action.cost = 1.0;
 823     action->generic_action.remains = 0.0;
 824   }
 825
 826   return (surf_action_t) action;
 827 }
 828
 829 /* returns an array of link_KCCFLN05_t */
 830 static const void **get_route(void *src, void *dst)
 831 {
 832   cpu_KCCFLN05_t card_src = src;
 833   cpu_KCCFLN05_t card_dst = dst;
 834   route_KCCFLN05_t route = &(ROUTE(card_src->id, card_dst->id));
 835
 836   return (const void **) route->links;
 837 }
 838
 839 static int get_route_size(void *src, void *dst)
 840 {
 841   cpu_KCCFLN05_t card_src = src;
 842   cpu_KCCFLN05_t card_dst = dst;
 843   route_KCCFLN05_t route = &(ROUTE(card_src->id, card_dst->id));
 844   return route->size;
 845 }
 846
 847 static const char *get_link_name(const void *link)
 848 {
 849   return ((link_KCCFLN05_t) link)->name;
 850 }
 851
 852 static double get_link_bandwidth(const void *link)
 853 {
 854   return ((link_KCCFLN05_t) link)->bw_current;
 855 }
 856
 857 static double get_link_latency(const void *link)
 858 {
 859   return ((link_KCCFLN05_t) link)->lat_current;
 860 }
 861
 862 /**************************************/
 863 /*** Resource Creation & Destruction **/
 864 /**************************************/
 865
 866
 867 static void router_free(void *router)
 868 {
 869   free(((router_KCCFLN05_t) router)->name);
 870 }
 871
 872 static void router_new(const char *name)
 873 {
 874   static unsigned int nb_routers = 0;
 875   router_KCCFLN05_t router;
 876
 877   INFO1("Creating a router %s", name);
 878
 879   router = xbt_new0(s_router_KCCFLN05_t, 1);
 880
 881   router->name = xbt_strdup(name);
 882   router->id = nb_routers++;
 883   xbt_dict_set(router_set, name, router, router_free);
 884 }
 885
 886 static void parse_routers(void)
 887 {
 888   //add a dumb router just to be GTNETS compatible
 889   router_new(A_surfxml_router_id);
 890 }
 891
 892 static void cpu_free(void *cpu)
 893 {
 894   free(((cpu_KCCFLN05_t) cpu)->name);
 895   xbt_dynar_free(&(((cpu_KCCFLN05_t) cpu)->incomming_communications));
 896   xbt_dynar_free(&(((cpu_KCCFLN05_t) cpu)->outgoing_communications));
 897   free(cpu);
 898 }
 899
 900 static cpu_KCCFLN05_t cpu_new(const char *name, double power_scale,
 901                               double power_initial,
 902                               tmgr_trace_t power_trace,
 903                               e_surf_cpu_state_t state_initial,
 904                               tmgr_trace_t state_trace,
 905                               double interference_send,
 906                               double interference_recv,
 907                               double interference_send_recv,
 908                               double max_outgoing_rate,
 909                               xbt_dict_t cpu_properties_k)
 910 {
 911   cpu_KCCFLN05_t cpu = xbt_new0(s_cpu_KCCFLN05_t, 1);
 912
 913   cpu->model = (surf_model_t) surf_workstation_model;
 914   cpu->type = SURF_WORKSTATION_RESOURCE_CPU;
 915   cpu->name = xbt_strdup(name);
 916   cpu->id = nb_workstation++;
 917
 918   cpu->power_scale = power_scale;
 919   xbt_assert0(cpu->power_scale > 0, "Power has to be >0");
 920
 921   cpu->power_current = power_initial;
 922   if (power_trace)
 923     cpu->power_event =
 924         tmgr_history_add_trace(history, power_trace, 0.0, 0, cpu);
 925
 926   cpu->state_current = state_initial;
 927   if (state_trace)
 928     cpu->state_event =
 929         tmgr_history_add_trace(history, state_trace, 0.0, 0, cpu);
 930
 931   cpu->interference_send = interference_send;
 932   cpu->interference_recv = interference_recv;
 933   cpu->interference_send_recv = interference_send_recv;
 934
 935   cpu->constraint =
 936       lmm_constraint_new(maxmin_system, cpu,
 937                          cpu->power_current * cpu->power_scale);
 938   if (max_outgoing_rate > 0)
 939     cpu->bus = lmm_constraint_new(maxmin_system, cpu, max_outgoing_rate);
 940
 941   cpu->incomming_communications =
 942       xbt_dynar_new(sizeof(surf_action_workstation_KCCFLN05_t), NULL);
 943   cpu->outgoing_communications =
 944       xbt_dynar_new(sizeof(surf_action_workstation_KCCFLN05_t), NULL);
 945
 946   /*add the property set*/
 947   cpu->properties = current_property_set;
 948
 949   xbt_dict_set(workstation_set, name, cpu, cpu_free);
 950
 951   return cpu;
 952 }
 953
 954 static void create_routing_table(void)
 955 {
 956     routing_table = xbt_new0(s_route_KCCFLN05_t, nb_workstation * nb_workstation);
 957 }
 958
 959 static void parse_cpu_init(void)
 960 {
 961   double power_scale = 0.0;
 962   double power_initial = 0.0;
 963   tmgr_trace_t power_trace = NULL;
 964   e_surf_cpu_state_t state_initial = SURF_CPU_OFF;
 965   tmgr_trace_t state_trace = NULL;
 966   double interference_send = 0.0;
 967   double interference_recv = 0.0;
 968   double interference_send_recv = 0.0;
 969   double max_outgoing_rate = -1.0;
 970
 971   surf_parse_get_double(&power_scale, A_surfxml_host_power);
 972   surf_parse_get_double(&power_initial, A_surfxml_host_availability);
 973   surf_parse_get_trace(&power_trace, A_surfxml_host_availability_file);
 974
 975   xbt_assert0((A_surfxml_host_state == A_surfxml_host_state_ON) ||
 976               (A_surfxml_host_state == A_surfxml_host_state_OFF),
 977               "Invalid state");
 978   if (A_surfxml_host_state == A_surfxml_host_state_ON)
 979     state_initial = SURF_CPU_ON;
 980   if (A_surfxml_host_state == A_surfxml_host_state_OFF)
 981     state_initial = SURF_CPU_OFF;
 982   surf_parse_get_trace(&state_trace, A_surfxml_host_state_file);
 983
 984   surf_parse_get_double(&interference_send,
 985                         A_surfxml_host_interference_send);
 986   surf_parse_get_double(&interference_recv,
 987                         A_surfxml_host_interference_recv);
 988   surf_parse_get_double(&interference_send_recv,
 989                         A_surfxml_host_interference_send_recv);
 990   surf_parse_get_double(&max_outgoing_rate,
 991                         A_surfxml_host_max_outgoing_rate);
 992   current_property_set = xbt_dict_new();
 993   cpu_new(A_surfxml_host_id, power_scale, power_initial, power_trace,
 994           state_initial, state_trace, interference_send, interference_recv,
 995           interference_send_recv, max_outgoing_rate,current_property_set);
 996 }
 997
 998 static void link_free(void *nw_link)
 999 {
1000   free(((link_KCCFLN05_t) nw_link)->name);
1001   free(nw_link);
1002 }
1003
1004 static link_KCCFLN05_t link_new(char *name,
1005                                 double bw_initial,
1006                                 tmgr_trace_t bw_trace,
1007                                 double lat_initial,
1008                                 tmgr_trace_t lat_trace,
1009                                 e_surf_link_state_t
1010                                 state_initial,
1011                                 tmgr_trace_t state_trace,
1012                                 e_surf_link_sharing_policy_t
1013                                 policy, xbt_dict_t properties_args)
1014 {
1015   link_KCCFLN05_t nw_link = xbt_new0(s_link_KCCFLN05_t, 1);
1016
1017
1018   nw_link->model = (surf_model_t) surf_workstation_model;
1019   nw_link->type = SURF_WORKSTATION_RESOURCE_LINK;
1020   nw_link->name = name;
1021   nw_link->bw_current = bw_initial;
1022   if (bw_trace)
1023     nw_link->bw_event =
1024         tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
1025   nw_link->state_current = state_initial;
1026   nw_link->lat_current = lat_initial;
1027   if (lat_trace)
1028     nw_link->lat_event =
1029         tmgr_history_add_trace(history, lat_trace, 0.0, 0, nw_link);
1030   if (state_trace)
1031     nw_link->state_event =
1032         tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
1033
1034   nw_link->constraint =
1035       lmm_constraint_new(maxmin_system, nw_link, nw_link->bw_current);
1036
1037   if (policy == SURF_LINK_FATPIPE)
1038     lmm_constraint_shared(nw_link->constraint);
1039
1040   /*add the property set*/
1041   nw_link->properties = properties_args;
1042
1043   xbt_dict_set(link_set, name, nw_link, link_free);
1044
1045   return nw_link;
1046 }
1047
1048 static void parse_link_init(void)
1049 {
1050   char *name_link;
1051   double bw_initial;
1052   tmgr_trace_t bw_trace;
1053   double lat_initial;
1054   tmgr_trace_t lat_trace;
1055   e_surf_link_state_t state_initial_link = SURF_LINK_ON;
1056   e_surf_link_sharing_policy_t policy_initial_link = SURF_LINK_SHARED;
1057   tmgr_trace_t state_trace;
1058
1059   name_link = xbt_strdup(A_surfxml_link_id);
1060   surf_parse_get_double(&bw_initial, A_surfxml_link_bandwidth);
1061   surf_parse_get_trace(&bw_trace, A_surfxml_link_bandwidth_file);
1062   surf_parse_get_double(&lat_initial, A_surfxml_link_latency);
1063   surf_parse_get_trace(&lat_trace, A_surfxml_link_latency_file);
1064
1065   xbt_assert0((A_surfxml_link_state ==
1066                A_surfxml_link_state_ON)
1067               || (A_surfxml_link_state ==
1068                   A_surfxml_link_state_OFF), "Invalid state");
1069   if (A_surfxml_link_state == A_surfxml_link_state_ON)
1070     state_initial_link = SURF_LINK_ON;
1071   else if (A_surfxml_link_state ==
1072            A_surfxml_link_state_OFF)
1073     state_initial_link = SURF_LINK_OFF;
1074
1075   if (A_surfxml_link_sharing_policy ==
1076       A_surfxml_link_sharing_policy_SHARED)
1077     policy_initial_link = SURF_LINK_SHARED;
1078   else if (A_surfxml_link_sharing_policy ==
1079            A_surfxml_link_sharing_policy_FATPIPE)
1080     policy_initial_link = SURF_LINK_FATPIPE;
1081
1082   surf_parse_get_trace(&state_trace, A_surfxml_link_state_file);
1083
1084  current_property_set = xbt_dict_new();
1085  link_new(name_link, bw_initial, bw_trace,
1086                    lat_initial, lat_trace, state_initial_link, state_trace,
1087                    policy_initial_link,/*add properties*/current_property_set);
1088 }
1089
1090 static void route_new(int src_id, int dst_id,
1091                       link_KCCFLN05_t * link_list, int nb_link,
1092                       double impact_on_src, double impact_on_dst,
1093                       double impact_on_src_with_other_recv,
1094                       double impact_on_dst_with_other_send)
1095 {
1096   route_KCCFLN05_t route = &(ROUTE(src_id, dst_id));
1097
1098   route->size = nb_link;
1099   route->links = link_list = xbt_realloc(link_list, sizeof(link_KCCFLN05_t) * nb_link);
1100   route->impact_on_src = impact_on_src;
1101   route->impact_on_dst = impact_on_dst;
1102   route->impact_on_src_with_other_recv = impact_on_src_with_other_recv;
1103   route->impact_on_dst_with_other_send = impact_on_dst_with_other_send;
1104
1105 }
1106
1107 static int nb_link;
1108 static int link_list_capacity;
1109 static link_KCCFLN05_t *link_list = NULL;
1110 static int src_id = -1;
1111 static int dst_id = -1;
1112 static double impact_on_src;
1113 static double impact_on_dst;
1114 static double impact_on_src_with_other_recv;
1115 static double impact_on_dst_with_other_send;
1116 static int is_first = 1;
1117
1118 static void parse_route_set_endpoints(void)
1119 {
1120   cpu_KCCFLN05_t cpu_tmp = NULL;
1121
1122   if (is_first) create_routing_table();
1123   is_first = 0;
1124
1125   cpu_tmp = (cpu_KCCFLN05_t) name_service(A_surfxml_route_src);
1126   if (cpu_tmp != NULL) {
1127     src_id = cpu_tmp->id;
1128   } else {
1129     xbt_assert1(xbt_dict_get_or_null(router_set, A_surfxml_route_src),
1130                 "Invalid name '%s': neither a cpu nor a router!",
1131                 A_surfxml_route_src);
1132     src_id = -1;
1133     return;
1134   }
1135
1136   cpu_tmp = (cpu_KCCFLN05_t) name_service(A_surfxml_route_dst);
1137   if (cpu_tmp != NULL) {
1138     dst_id = cpu_tmp->id;
1139   } else {
1140     xbt_assert1(xbt_dict_get_or_null(router_set, A_surfxml_route_dst),
1141                 "Invalid name '%s': neither a cpu nor a router!",
1142                 A_surfxml_route_dst);
1143     dst_id = -1;
1144     return;
1145   }
1146
1147   surf_parse_get_double(&impact_on_src, A_surfxml_route_impact_on_src);
1148   surf_parse_get_double(&impact_on_dst, A_surfxml_route_impact_on_dst);
1149   surf_parse_get_double(&impact_on_src_with_other_recv,
1150                         A_surfxml_route_impact_on_src_with_other_recv);
1151   surf_parse_get_double(&impact_on_dst_with_other_send,
1152                         A_surfxml_route_impact_on_dst_with_other_send);
1153
1154   nb_link = 0;
1155   link_list_capacity = 1;
1156   link_list = xbt_new(link_KCCFLN05_t, link_list_capacity);
1157
1158 }
1159
1160 static void parse_route_elem(void)
1161 {
1162   xbt_ex_t e;
1163   if (nb_link == link_list_capacity) {
1164     link_list_capacity *= 2;
1165     link_list =
1166         xbt_realloc(link_list,
1167                     (link_list_capacity) *
1168                     sizeof(link_KCCFLN05_t));
1169   }
1170   TRY {
1171     link_list[nb_link++] =
1172         xbt_dict_get(link_set, A_surfxml_link_c_ctn_id);
1173   }
1174   CATCH(e) {
1175     RETHROW1("Link %s not found (dict raised this exception: %s)",
1176              A_surfxml_link_c_ctn_id);
1177   }
1178 }
1179
1180 static void parse_route_set_route(void)
1181 {
1182   if (src_id != -1 && dst_id != -1)
1183     route_new(src_id, dst_id, link_list, nb_link, impact_on_src,
1184               impact_on_dst, impact_on_src_with_other_recv,
1185               impact_on_dst_with_other_send);
1186
1187 }
1188
1189
1190 static void parse_file(const char *file)
1191 {
1192   int i;
1193
1194   /* Adding callback functions */
1195   surf_parse_reset_parser();
1196   surfxml_add_callback(STag_surfxml_host_cb_list, &parse_cpu_init);
1197   surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties);
1198   surfxml_add_callback(STag_surfxml_router_cb_list, &parse_routers);
1199   surfxml_add_callback(STag_surfxml_link_cb_list, &parse_link_init);
1200   surfxml_add_callback(STag_surfxml_route_cb_list, &parse_route_set_endpoints);
1201   surfxml_add_callback(ETag_surfxml_link_c_ctn_cb_list, &parse_route_elem);
1202   surfxml_add_callback(ETag_surfxml_route_cb_list, &parse_route_set_route);
1203
1204   /* Parse the file */
1205   surf_parse_open(file);
1206   xbt_assert1((!surf_parse()), "Parse error in %s", file);
1207   surf_parse_close();
1208
1209   /* Adding loopback if needed */
1210   for (i = 0; i < nb_workstation; i++)
1211     if (!ROUTE(i, i).size) {
1212       if (!loopback)
1213         loopback = link_new(xbt_strdup("__MSG_loopback__"),
1214                                     498000000, NULL, 0.000015, NULL,
1215                                     SURF_LINK_ON, NULL,
1216                                     SURF_LINK_FATPIPE, NULL);
1217       ROUTE(i, i).size = 1;
1218       ROUTE(i, i).links = xbt_new0(link_KCCFLN05_t, 1);
1219       ROUTE(i, i).links[0] = loopback;
1220     }
1221
1222 }
1223
1224 /**************************************/
1225 /********* Module  creation ***********/
1226 /**************************************/
1227
1228 static void model_init_internal(void)
1229 {
1230   s_surf_action_t action;
1231
1232   surf_workstation_model = xbt_new0(s_surf_workstation_model_t, 1);
1233
1234   surf_workstation_model->common_private =
1235       xbt_new0(s_surf_model_private_t, 1);
1236   surf_workstation_model->common_public =
1237       xbt_new0(s_surf_model_public_t, 1);
1238   surf_workstation_model->extension_public =
1239       xbt_new0(s_surf_workstation_model_extension_public_t, 1);
1240
1241   surf_workstation_model->common_public->states.ready_action_set =
1242       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1243   surf_workstation_model->common_public->states.running_action_set =
1244       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1245   surf_workstation_model->common_public->states.failed_action_set =
1246       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1247   surf_workstation_model->common_public->states.done_action_set =
1248       xbt_swag_new(xbt_swag_offset(action, state_hookup));
1249
1250   surf_workstation_model->common_public->name_service = name_service;
1251   surf_workstation_model->common_public->get_resource_name =
1252       get_resource_name;
1253   surf_workstation_model->common_public->action_get_state =
1254       surf_action_get_state;
1255   surf_workstation_model->common_public->action_get_start_time =
1256       surf_action_get_start_time;
1257   surf_workstation_model->common_public->action_get_finish_time =
1258       surf_action_get_finish_time;
1259   surf_workstation_model->common_public->action_use = action_use;
1260   surf_workstation_model->common_public->action_free = action_free;
1261   surf_workstation_model->common_public->action_cancel = action_cancel;
1262   surf_workstation_model->common_public->action_recycle =
1263       action_recycle;
1264   surf_workstation_model->common_public->action_change_state =
1265       surf_action_change_state;
1266   surf_workstation_model->common_public->action_set_data =
1267       surf_action_set_data;
1268   surf_workstation_model->common_public->suspend = action_suspend;
1269   surf_workstation_model->common_public->resume = action_resume;
1270   surf_workstation_model->common_public->is_suspended =
1271       action_is_suspended;
1272   surf_workstation_model->common_public->set_max_duration =
1273       action_set_max_duration;
1274   surf_workstation_model->common_public->set_priority =
1275       action_set_priority;
1276   surf_workstation_model->common_public->name = "Workstation KCCFLN05";
1277
1278   surf_workstation_model->common_private->resource_used = resource_used;
1279   surf_workstation_model->common_private->share_resources =
1280       share_resources;
1281   surf_workstation_model->common_private->update_actions_state =
1282       update_actions_state;
1283   surf_workstation_model->common_private->update_resource_state =
1284       update_resource_state;
1285   surf_workstation_model->common_private->finalize = finalize;
1286
1287   surf_workstation_model->extension_public->execute = execute;
1288   surf_workstation_model->extension_public->sleep = action_sleep;
1289   surf_workstation_model->extension_public->get_state =
1290       resource_get_state;
1291   surf_workstation_model->extension_public->get_speed = get_speed;
1292   surf_workstation_model->extension_public->get_available_speed =
1293       get_available_speed;
1294
1295   surf_workstation_model->common_public->get_properties = get_properties;
1296
1297   surf_workstation_model->extension_public->communicate = communicate;
1298   surf_workstation_model->extension_public->execute_parallel_task =
1299       execute_parallel_task;
1300   surf_workstation_model->extension_public->get_route = get_route;
1301   surf_workstation_model->extension_public->get_route_size =
1302       get_route_size;
1303   surf_workstation_model->extension_public->get_link_name =
1304       get_link_name;
1305   surf_workstation_model->extension_public->get_link_bandwidth =
1306       get_link_bandwidth;
1307   surf_workstation_model->extension_public->get_link_latency =
1308       get_link_latency;
1309
1310   workstation_set = xbt_dict_new();
1311   router_set = xbt_dict_new();
1312   link_set = xbt_dict_new();
1313   if (!maxmin_system)
1314     maxmin_system = lmm_system_new();
1315 }
1316
1317 /**************************************/
1318 /*************** Generic **************/
1319 /**************************************/
1320 void surf_workstation_model_init_KCCFLN05(const char *filename)
1321 {
1322   xbt_assert0(!surf_cpu_model, "CPU model type already defined");
1323   xbt_assert0(!surf_network_model,
1324               "network model type already defined");
1325   model_init_internal();
1326   parse_file(filename);
1327
1328   xbt_dynar_push(model_list, &surf_workstation_model);
1329 }