1 /* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
2 * All rights reserved. */
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. */
11 #include "xbt/dynar.h"
14 #include "xbt/file_stat.h"
16 #include "xbt/config.h"
17 #include "surf/datatypes.h"
19 #include "surf/surf_routing.h"
20 #include "simgrid/platf_interface.h"
23 /* Actions and models are highly connected structures... */
26 SURF_NETWORK_ELEMENT_NULL = 0, /* NULL */
27 SURF_NETWORK_ELEMENT_HOST, /* host type */
28 SURF_NETWORK_ELEMENT_ROUTER, /* router type */
29 SURF_NETWORK_ELEMENT_AS /* AS type */
30 } e_surf_network_element_type_t;
32 XBT_PUBLIC(e_surf_network_element_type_t)
33 routing_get_network_element_type(const char* name);
35 /** @Brief Specify that we use that action */
36 XBT_PUBLIC(void) surf_action_ref(surf_action_t action);
38 /** @brief Creates a new action.
40 * @param size The size is the one of the subtype you want to create
41 * @param cost initial value
42 * @param model to which model we should attach this action
43 * @param failed whether we should start this action in failed mode
45 XBT_PUBLIC(void *) surf_action_new(size_t size, double cost,
46 surf_model_t model, int failed);
48 /** \brief Resource model description
50 typedef struct surf_model_description {
52 const char *description;
53 void_f_void_t model_init_preparse;
54 } s_surf_model_description_t, *surf_model_description_t;
56 XBT_PUBLIC(int) find_model_description(s_surf_model_description_t * table,
58 XBT_PUBLIC(void) model_help(const char *category,
59 s_surf_model_description_t * table);
61 enum heap_action_type{
68 /** \ingroup SURF_actions
69 * \brief Action structure
71 * Never create s_surf_action_t by yourself ! The actions are created
72 * on the fly when you call execute or communicate on a model.
74 * \see e_surf_action_state_t
76 typedef struct surf_action {
77 s_xbt_swag_hookup_t state_hookup;
79 double cost; /**< cost */
80 double priority; /**< priority (1.0 by default) */
81 double max_duration; /**< max_duration (may fluctuate until
82 the task is completed) */
83 double remains; /**< How much of that cost remains to
84 * be done in the currently running task */
85 #ifdef HAVE_LATENCY_BOUND_TRACKING
86 int latency_limited; /**< Set to 1 if is limited by latency, 0 otherwise */
89 double start; /**< start time */
90 double finish; /**< finish time : this is modified during the run
91 * and fluctuates until the task is completed */
92 void *data; /**< for your convenience */
94 surf_model_t model_type;
96 char *category; /**< tracing category for categorized resource utilization monitoring */
98 surf_file_t file; /**< surf_file_t for storage model */
99 s_file_stat_t stat; /**< surf_file_t for storage model */
103 typedef struct surf_action_lmm {
104 s_surf_action_t generic_action;
105 lmm_variable_t variable;
107 s_xbt_swag_hookup_t action_list_hookup;
111 enum heap_action_type hat;
112 } s_surf_action_lmm_t, *surf_action_lmm_t;
114 /** \ingroup SURF_actions
115 * \brief Action states
119 * \see surf_action_t, surf_action_state_t
122 SURF_ACTION_READY = 0, /**< Ready */
123 SURF_ACTION_RUNNING, /**< Running */
124 SURF_ACTION_FAILED, /**< Task Failure */
125 SURF_ACTION_DONE, /**< Completed */
126 SURF_ACTION_TO_FREE, /**< Action to free in next cleanup */
127 SURF_ACTION_NOT_IN_THE_SYSTEM
128 /**< Not in the system anymore. Why did you ask ? */
129 } e_surf_action_state_t;
131 /** \ingroup SURF_actions
132 * \brief Action state sets
134 * This structure contains some sets of actions.
135 * It provides a fast access to the actions in each state.
137 * \see surf_action_t, e_surf_action_state_t
139 typedef struct surf_action_state {
140 xbt_swag_t ready_action_set;
141 /**< Actions in state SURF_ACTION_READY */
142 xbt_swag_t running_action_set;
143 /**< Actions in state SURF_ACTION_RUNNING */
144 xbt_swag_t failed_action_set;
145 /**< Actions in state SURF_ACTION_FAILED */
146 xbt_swag_t done_action_set;
147 /**< Actions in state SURF_ACTION_DONE */
148 } s_surf_action_state_t, *surf_action_state_t;
150 /***************************/
151 /* Generic model object */
152 /***************************/
153 typedef struct s_routing_platf s_routing_platf_t, *routing_platf_t;
154 XBT_PUBLIC_DATA(routing_platf_t) routing_platf;
157 * TUTORIAL: New model
158 * New model extension public
159 * Public functions specific to a New model.
162 typedef struct surf_new_model_extension_public {
163 surf_action_t(*fct) ();
164 void* (*create_resource) ();
165 } s_surf_model_extension_new_model_t;
168 /** \ingroup SURF_models
169 * \brief Private data available on all models
171 typedef struct surf_model_private *surf_model_private_t;
175 /** \ingroup SURF_models
176 * \brief CPU model extension public
178 * Public functions specific to the CPU model.
180 typedef struct surf_cpu_model_extension_public {
181 surf_action_t(*execute) (void *cpu, double size);
182 surf_action_t(*sleep) (void *cpu, double duration);
183 e_surf_resource_state_t(*get_state) (void *cpu);
184 double (*get_speed) (void *cpu, double load);
185 double (*get_available_speed) (void *cpu);
186 void* (*create_resource) (const char *name, double power_peak,
188 tmgr_trace_t power_trace,
190 e_surf_resource_state_t state_initial,
191 tmgr_trace_t state_trace,
192 xbt_dict_t cpu_properties);
193 void (*add_traces) (void);
194 } s_surf_model_extension_cpu_t;
198 /** \ingroup SURF_models
199 * \brief Network model extension public
201 * Public functions specific to the network model
203 typedef struct surf_network_model_extension_public {
204 surf_action_t (*communicate) (sg_routing_edge_t src,
205 sg_routing_edge_t dst,
206 double size, double rate);
207 xbt_dynar_t(*get_route) (void *src, void *dst); //FIXME: kill field? That is done by the routing nowadays
208 double (*get_link_bandwidth) (const void *link);
209 double (*get_link_latency) (const void *link);
210 int (*link_shared) (const void *link);
211 void (*add_traces) (void);
212 void* (*create_resource) (const char *name,
214 tmgr_trace_t bw_trace,
216 tmgr_trace_t lat_trace,
217 e_surf_resource_state_t
219 tmgr_trace_t state_trace,
220 e_surf_link_sharing_policy_t policy,
221 xbt_dict_t properties);
222 } s_surf_model_extension_network_t;
226 /** \ingroup SURF_models
227 * \brief Storage model extension public
229 * Public functions specific to the Storage model.
232 typedef struct surf_storage_model_extension_public {
233 surf_action_t(*open) (void *storage, const char* mount, const char* path, const char* mode);
234 surf_action_t(*close) (void *storage, surf_file_t fp);
235 surf_action_t(*read) (void *storage, void* ptr, double size, size_t nmemb, surf_file_t stream);
236 surf_action_t(*write) (void *storage, const void* ptr, size_t size, size_t nmemb, surf_file_t stream);
237 surf_action_t(*stat) (void *storage, surf_file_t stream);
238 surf_action_t(*unlink) (void *storage, surf_file_t stream);
239 surf_action_t(*ls) (void *storage, const char *path);
240 void* (*create_resource) (const char* id, const char* model, const char* type_id, const char *content);
241 } s_surf_model_extension_storage_t;
243 /** \ingroup SURF_models
244 * \brief Workstation model extension public
246 * Public functions specific to the workstation model.
248 typedef struct surf_workstation_model_extension_public {
249 surf_action_t(*execute) (void *workstation, double size); /**< Execute a computation amount on a workstation
250 and create the corresponding action */
251 surf_action_t(*sleep) (void *workstation, double duration); /**< Make a workstation sleep during a given duration */
252 e_surf_resource_state_t(*get_state) (void *workstation); /**< Return the CPU state of a workstation */
253 double (*get_speed) (void *workstation, double load); /**< Return the speed of a workstation */
254 double (*get_available_speed) (void *workstation); /**< Return tha available speed of a workstation */
255 surf_action_t(*communicate) (void *workstation_src, /**< Execute a communication amount between two workstations */
256 void *workstation_dst, double size,
258 // FIXME: kill next field, which duplicates the routing
259 xbt_dynar_t(*get_route) (void *workstation_src, void *workstation_dst); /**< Get the list of links between two ws */
261 surf_action_t(*execute_parallel_task) (int workstation_nb, /**< Execute a parallel task on several workstations */
262 void **workstation_list,
263 double *computation_amount,
264 double *communication_amount,
266 double (*get_link_bandwidth) (const void *link); /**< Return the current bandwidth of a network link */
267 double (*get_link_latency) (const void *link); /**< Return the current latency of a network link */
268 surf_action_t(*open) (void *workstation, const char* storage, const char* path, const char* mode);
269 surf_action_t(*close) (void *workstation, surf_file_t fp);
270 surf_action_t(*read) (void *workstation, void* ptr, size_t size, size_t nmemb, surf_file_t stream);
271 surf_action_t(*write) (void *workstation, const void* ptr, size_t size, size_t nmemb, surf_file_t stream);
272 surf_action_t(*stat) (void *workstation, surf_file_t stream);
273 surf_action_t(*unlink) (void *workstation, surf_file_t stream);
274 surf_action_t(*ls) (void *workstation, const char* mount, const char *path);
276 int (*link_shared) (const void *link);
277 xbt_dict_t(*get_properties) (const void *resource);
278 void* (*link_create_resource) (const char *name,
280 tmgr_trace_t bw_trace,
282 tmgr_trace_t lat_trace,
283 e_surf_resource_state_t
285 tmgr_trace_t state_trace,
286 e_surf_link_sharing_policy_t
287 policy, xbt_dict_t properties);
288 void* (*cpu_create_resource) (const char *name, double power_peak,
290 tmgr_trace_t power_trace,
291 e_surf_resource_state_t state_initial,
292 tmgr_trace_t state_trace,
293 xbt_dict_t cpu_properties);
294 void (*add_traces) (void);
296 } s_surf_model_extension_workstation_t;
301 /** \ingroup SURF_models
302 * \brief Model datatype
304 * Generic data structure for a model. The workstations,
305 * the CPUs and the network links are examples of models.
307 typedef struct surf_model {
308 const char *name; /**< Name of this model */
309 s_surf_action_state_t states; /**< Any living action on this model */
311 e_surf_action_state_t(*action_state_get) (surf_action_t action);
312 /**< Return the state of an action */
313 void (*action_state_set) (surf_action_t action,
314 e_surf_action_state_t state);
315 /**< Change an action state*/
317 double (*action_get_start_time) (surf_action_t action); /**< Return the start time of an action */
318 double (*action_get_finish_time) (surf_action_t action); /**< Return the finish time of an action */
319 int (*action_unref) (surf_action_t action); /**< Specify that we don't use that action anymore. Returns true if the action was destroyed and false if someone still has references on it. */
320 void (*action_cancel) (surf_action_t action); /**< Cancel a running action */
321 void (*action_recycle) (surf_action_t action); /**< Recycle an action */
322 void (*action_data_set) (surf_action_t action, void *data); /**< Set the user data of an action */
323 void (*suspend) (surf_action_t action); /**< Suspend an action */
324 void (*resume) (surf_action_t action); /**< Resume a suspended action */
325 int (*is_suspended) (surf_action_t action); /**< Return whether an action is suspended */
326 void (*set_max_duration) (surf_action_t action, double duration); /**< Set the max duration of an action*/
327 void (*set_priority) (surf_action_t action, double priority); /**< Set the priority of an action */
329 void (*set_category) (surf_action_t action, const char *category); /**< Set the category of an action */
331 double (*get_remains) (surf_action_t action); /**< Get the remains of an action */
332 #ifdef HAVE_LATENCY_BOUND_TRACKING
333 int (*get_latency_limited) (surf_action_t action); /**< Return 1 if action is limited by latency, 0 otherwise */
336 void (*gap_remove) (surf_action_lmm_t action);
338 surf_model_private_t model_private;
341 s_surf_model_extension_cpu_t cpu;
342 s_surf_model_extension_network_t network;
343 s_surf_model_extension_storage_t storage;
344 s_surf_model_extension_workstation_t workstation;
345 s_surf_model_extension_new_model_t new_model;
349 surf_model_t surf_model_init(void);
350 void surf_model_exit(surf_model_t model);
352 static inline void *surf_cpu_resource_by_name(const char *name) {
353 return xbt_lib_get_or_null(host_lib, name, SURF_CPU_LEVEL);
355 static inline void *surf_workstation_resource_by_name(const char *name){
356 return xbt_lib_get_or_null(host_lib, name, SURF_WKS_LEVEL);
358 static inline void *surf_storage_resource_by_name(const char *name){
359 return xbt_lib_get_or_null(storage_lib, name, SURF_STORAGE_LEVEL);
362 typedef struct surf_resource {
365 xbt_dict_t properties;
366 } s_surf_resource_t, *surf_resource_t;
369 * Resource which have a metric handled by a maxmin system
374 tmgr_trace_event_t event;
377 typedef struct surf_resource_lmm {
378 s_surf_resource_t generic_resource;
379 lmm_constraint_t constraint;
380 e_surf_resource_state_t state_current;
381 tmgr_trace_event_t state_event;
382 s_surf_metric_t power;
383 } s_surf_resource_lmm_t, *surf_resource_lmm_t;
385 /**************************************/
386 /* Implementations of model object */
387 /**************************************/
390 /** \ingroup SURF_models
391 * \brief The CPU model
393 XBT_PUBLIC_DATA(surf_model_t) surf_cpu_model;
395 /** \ingroup SURF_models
396 * \brief Initializes the CPU model with the model Cas01
398 * By default, this model uses the lazy optimization mechanism that
399 * relies on partial invalidation in LMM and a heap for lazy action update.
400 * You can change this behavior by setting the cpu/optim configuration
401 * variable to a different value.
403 * This function is called by surf_workstation_model_init_CLM03
404 * so you shouldn't have to call it by yourself.
406 * \see surf_workstation_model_init_CLM03()
408 XBT_PUBLIC(void) surf_cpu_model_init_Cas01(void);
410 /** \ingroup SURF_models
411 * \brief Initializes the CPU model with trace integration [Deprecated]
413 * You shouldn't have to call it by yourself.
414 * \see surf_workstation_model_init_CLM03()
416 XBT_PUBLIC(void) surf_cpu_model_init_ti(void);
418 /** \brief This function call the share resources function needed
421 XBT_PUBLIC(double) generic_share_resources(double now);
423 /** \brief This function call the update action state function needed
426 XBT_PUBLIC(void) generic_update_actions_state(double now, double delta);
428 /** \ingroup SURF_models
429 * \brief The list of all available optimization modes (both for cpu and networks).
430 * These optimization modes can be set using --cfg=cpu/optim:... and --cfg=network/optim:...
432 XBT_PUBLIC_DATA(s_surf_model_description_t) surf_optimization_mode_description[];
434 /** \ingroup SURF_models
435 * \brief The list of all available cpu model models
437 XBT_PUBLIC_DATA(s_surf_model_description_t) surf_cpu_model_description[];
439 XBT_PUBLIC(void) create_workstations(void);
441 /**\brief create new host bypass the parser
446 /** \ingroup SURF_models
447 * \brief The network model
449 * When creating a new API on top on SURF, you shouldn't use the
450 * network model unless you know what you are doing. Only the workstation
451 * model should be accessed because depending on the platform model,
452 * the network model can be NULL.
454 XBT_PUBLIC_DATA(surf_model_t) surf_network_model;
456 /** \ingroup SURF_models
457 * \brief Same as network model 'LagrangeVelho', only with different correction factors.
459 * This model is proposed by Pierre-Nicolas Clauss and Martin Quinson and Stéphane Génaud
460 * based on the model 'LV08' and different correction factors depending on the communication
461 * size (< 1KiB, < 64KiB, >= 64KiB).
462 * See comments in the code for more information.
464 * \see surf_workstation_model_init_SMPI()
466 XBT_PUBLIC(void) surf_network_model_init_SMPI(void);
468 /** \ingroup SURF_models
469 * \brief Initializes the platform with the network model 'LegrandVelho'
471 * This model is proposed by Arnaud Legrand and Pedro Velho based on
472 * the results obtained with the GTNets simulator for onelink and
473 * dogbone sharing scenarios. See comments in the code for more information.
475 * \see surf_workstation_model_init_LegrandVelho()
477 XBT_PUBLIC(void) surf_network_model_init_LegrandVelho(void);
479 /** \ingroup SURF_models
480 * \brief Initializes the platform with the network model 'Constant'
482 * In this model, the communication time between two network cards is
483 * constant, hence no need for a routing table. This is particularly
484 * usefull when simulating huge distributed algorithms where
485 * scalability is really an issue. This function is called in
486 * conjunction with surf_workstation_model_init_compound.
488 * \see surf_workstation_model_init_compound()
490 XBT_PUBLIC(void) surf_network_model_init_Constant(void);
492 /** \ingroup SURF_models
493 * \brief Initializes the platform with the network model CM02
495 * This function is called by surf_workstation_model_init_CLM03
496 * or by yourself only if you plan using surf_workstation_model_init_compound
497 * See comments in the code for more information.
499 * \see surf_workstation_model_init_CLM03()
501 XBT_PUBLIC(void) surf_network_model_init_CM02(void);
504 * brief initialize the the network model bypassing the XML parser
506 XBT_PUBLIC(void) surf_network_model_init_bypass(const char *id,
511 /** \ingroup SURF_models
512 * \brief Initializes the platform with the network model GTNETS
513 * \param filename XML platform file name
515 * This function is called by surf_workstation_model_init_GTNETS
516 * or by yourself only if you plan using surf_workstation_model_init_compound
518 * \see surf_workstation_model_init_GTNETS()
520 XBT_PUBLIC(void) surf_network_model_init_GTNETS(void);
524 /** \ingroup SURF_models
525 * \brief Initializes the platform with the network model NS3
526 * \param filename XML platform file name
528 * This function is called by surf_workstation_model_init_NS3
529 * or by yourself only if you plan using surf_workstation_model_init_compound
531 * \see surf_workstation_model_init_NS3()
533 XBT_PUBLIC(void) surf_network_model_init_NS3(void);
536 /** \ingroup SURF_models
537 * \brief Initializes the platform with the network model Reno
538 * \param filename XML platform file name
540 * The problem is related to max( sum( arctan(C * Df * xi) ) ).
543 * [LOW03] S. H. Low. A duality model of TCP and queue management algorithms.
544 * IEEE/ACM Transaction on Networking, 11(4):525-536, 2003.
546 * Call this function only if you plan using surf_workstation_model_init_compound.
549 XBT_PUBLIC(void) surf_network_model_init_Reno(void);
551 /** \ingroup SURF_models
552 * \brief Initializes the platform with the network model Reno2
553 * \param filename XML platform file name
555 * The problem is related to max( sum( arctan(C * Df * xi) ) ).
558 * [LOW01] S. H. Low. A duality model of TCP and queue management algorithms.
559 * IEEE/ACM Transaction on Networking, 11(4):525-536, 2003.
561 * Call this function only if you plan using surf_workstation_model_init_compound.
564 XBT_PUBLIC(void) surf_network_model_init_Reno2(void);
566 /** \ingroup SURF_models
567 * \brief Initializes the platform with the network model Vegas
568 * \param filename XML platform file name
570 * This problem is related to max( sum( a * Df * ln(xi) ) ) which is equivalent
571 * to the proportional fairness.
574 * [LOW03] S. H. Low. A duality model of TCP and queue management algorithms.
575 * IEEE/ACM Transaction on Networking, 11(4):525-536, 2003.
577 * Call this function only if you plan using surf_workstation_model_init_compound.
580 XBT_PUBLIC(void) surf_network_model_init_Vegas(void);
582 /** \ingroup SURF_models
583 * \brief The list of all available network model models
585 XBT_PUBLIC_DATA(s_surf_model_description_t)
586 surf_network_model_description[];
588 /** \ingroup SURF_models
589 * \brief The storage model
591 XBT_PUBLIC(void) surf_storage_model_init_default(void);
593 /** \ingroup SURF_models
594 * \brief The list of all available storage modes.
595 * This storage mode can be set using --cfg=storage/model:...
597 XBT_PUBLIC_DATA(s_surf_model_description_t) surf_storage_model_description[];
599 /** \ingroup SURF_models
600 * \brief The workstation model
602 * Note that when you create an API on top of SURF,
603 * the workstation model should be the only one you use
604 * because depending on the platform model, the network model and the CPU model
607 XBT_PUBLIC_DATA(surf_model_t) surf_workstation_model;
609 /** \ingroup SURF_models
610 * \brief Initializes the platform with a compound workstation model
612 * This function should be called after a cpu_model and a
613 * network_model have been set up.
616 XBT_PUBLIC(void) surf_workstation_model_init_compound(void);
618 /** \ingroup SURF_models
619 * \brief Initializes the platform with the current best network and cpu models at hand
621 * This platform model seperates the workstation model and the network model.
622 * The workstation model will be initialized with the model compound, the network
623 * model with the model LV08 (with cross traffic support) and the CPU model with
625 * Such model is subject to modification with warning in the ChangeLog so monitor it!
628 XBT_PUBLIC(void) surf_workstation_model_init_current_default(void);
630 /** \ingroup SURF_models
631 * \brief Initializes the platform with the workstation model CLM03
633 * This platform model seperates the workstation model and the network model.
634 * The workstation model will be initialized with the model CLM03, the network
635 * model with the model CM02 and the CPU model with the model Cas01.
636 * In future releases, some other network models will be implemented and will be
637 * combined with the workstation model CLM03.
640 XBT_PUBLIC(void) surf_workstation_model_init_CLM03(void);
642 /** \ingroup SURF_models
643 * \brief Initializes the platform with the model KCCFLN05
645 * With this model, only parallel tasks can be used. Resource sharing
646 * is done by identifying bottlenecks and giving an equal share of
647 * the model to each action.
650 XBT_PUBLIC(void) surf_workstation_model_init_ptask_L07(void);
652 /** \ingroup SURF_models
653 * \brief The list of all available workstation model models
655 XBT_PUBLIC_DATA(s_surf_model_description_t)
656 surf_workstation_model_description[];
658 /** \ingroup SURF_models
659 * \brief List of initialized models
661 XBT_PUBLIC_DATA(xbt_dynar_t) model_list;
663 /*******************************************/
664 /*** SURF Globals **************************/
665 /*******************************************/
666 XBT_PUBLIC_DATA(xbt_cfg_t) _surf_cfg_set;
668 /** \ingroup SURF_simulation
669 * \brief Initialize SURF
670 * \param argc argument number
671 * \param argv arguments
673 * This function has to be called to initialize the common
674 * structures. Then you will have to create the environment by
676 * e.g. surf_workstation_model_init_CLM03()
678 * \see surf_workstation_model_init_CLM03(), surf_workstation_model_init_compound(), surf_exit()
680 XBT_PUBLIC(void) surf_init(int *argc, char **argv); /* initialize common structures */
682 /** \ingroup SURF_simulation
683 * \brief Finish simulation initialization
685 * This function must be called before the first call to surf_solve()
687 XBT_PUBLIC(void) surf_presolve(void);
689 /** \ingroup SURF_simulation
690 * \brief Performs a part of the simulation
691 * \param max_date Maximum date to update the simulation to, or -1
692 * \return the elapsed time, or -1.0 if no event could be executed
694 * This function execute all possible events, update the action states
695 * and returns the time elapsed.
696 * When you call execute or communicate on a model, the corresponding actions
697 * are not executed immediately but only when you call surf_solve.
698 * Note that the returned elapsed time can be zero.
700 XBT_PUBLIC(double) surf_solve(double max_date);
702 /** \ingroup SURF_simulation
703 * \brief Return the current time
705 * Return the current time in millisecond.
707 XBT_PUBLIC(double) surf_get_clock(void);
709 /** \ingroup SURF_simulation
716 XBT_PUBLIC(void) surf_exit(void);
718 /* Prototypes of the functions that handle the properties */
719 XBT_PUBLIC_DATA(xbt_dict_t) current_property_set; /* the prop set for the currently parsed element (also used in SIMIX) */
720 XBT_PUBLIC(void) parse_properties(void);
722 /* surf parse file related (public because called from a test suite) */
723 XBT_PUBLIC(void) parse_platform_file(const char *file);
725 /* Stores the sets */
726 XBT_PUBLIC_DATA(xbt_dict_t) set_list;
728 /* For the trace and trace:connect tag (store their content till the end of the parsing) */
729 XBT_PUBLIC_DATA(xbt_dict_t) traces_set_list;
730 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_host_avail;
731 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_power;
732 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_link_avail;
733 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_bandwidth;
734 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_latency;
737 XBT_PUBLIC(double) get_cpu_power(const char *power);
739 XBT_PUBLIC(xbt_dict_t) get_as_router_properties(const char* name);
741 int surf_get_nthreads(void);
742 void surf_set_nthreads(int nthreads);
744 void surf_watched_hosts(void);
747 #endif /* _SURF_SURF_H */