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"
13 #include "xbt/graph.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... */
25 /* user-visible parameters */
26 extern double sg_tcp_gamma;
27 extern double sg_sender_gap;
28 extern double sg_latency_factor;
29 extern double sg_bandwidth_factor;
30 extern double sg_weight_S_parameter;
31 extern int sg_network_crosstraffic;
33 extern double sg_gtnets_jitter;
34 extern int sg_gtnets_jitter_seed;
36 extern xbt_dynar_t surf_path;
40 SURF_NETWORK_ELEMENT_NULL = 0, /* NULL */
41 SURF_NETWORK_ELEMENT_HOST, /* host type */
42 SURF_NETWORK_ELEMENT_ROUTER, /* router type */
43 SURF_NETWORK_ELEMENT_AS /* AS type */
44 } e_surf_network_element_type_t;
46 XBT_PUBLIC(e_surf_network_element_type_t)
47 routing_get_network_element_type(const char* name);
49 /** @Brief Specify that we use that action */
50 XBT_PUBLIC(void) surf_action_ref(surf_action_t action);
52 /** @brief Creates a new action.
54 * @param size The size is the one of the subtype you want to create
55 * @param cost initial value
56 * @param model to which model we should attach this action
57 * @param failed whether we should start this action in failed mode
59 XBT_PUBLIC(void *) surf_action_new(size_t size, double cost,
60 surf_model_t model, int failed);
62 /** \brief Resource model description
64 typedef struct surf_model_description {
66 const char *description;
67 void_f_void_t model_init_preparse;
68 } s_surf_model_description_t, *surf_model_description_t;
70 XBT_PUBLIC(int) find_model_description(s_surf_model_description_t * table,
72 XBT_PUBLIC(void) model_help(const char *category,
73 s_surf_model_description_t * table);
75 enum heap_action_type{
82 /** \ingroup SURF_actions
83 * \brief Action structure
85 * Never create s_surf_action_t by yourself ! The actions are created
86 * on the fly when you call execute or communicate on a model.
88 * \see e_surf_action_state_t
90 typedef struct surf_action {
91 s_xbt_swag_hookup_t state_hookup;
93 double cost; /**< cost */
94 double priority; /**< priority (1.0 by default) */
95 double max_duration; /**< max_duration (may fluctuate until
96 the task is completed) */
97 double remains; /**< How much of that cost remains to
98 * be done in the currently running task */
99 #ifdef HAVE_LATENCY_BOUND_TRACKING
100 int latency_limited; /**< Set to 1 if is limited by latency, 0 otherwise */
103 double start; /**< start time */
104 double finish; /**< finish time : this is modified during the run
105 * and fluctuates until the task is completed */
106 void *data; /**< for your convenience */
108 surf_model_t model_type;
110 char *category; /**< tracing category for categorized resource utilization monitoring */
112 surf_file_t file; /**< surf_file_t for storage model */
116 typedef struct surf_action_lmm {
117 s_surf_action_t generic_action;
118 lmm_variable_t variable;
120 s_xbt_swag_hookup_t action_list_hookup;
124 enum heap_action_type hat;
125 } s_surf_action_lmm_t, *surf_action_lmm_t;
127 /** \ingroup SURF_actions
128 * \brief Action states
132 * \see surf_action_t, surf_action_state_t
135 SURF_ACTION_READY = 0, /**< Ready */
136 SURF_ACTION_RUNNING, /**< Running */
137 SURF_ACTION_FAILED, /**< Task Failure */
138 SURF_ACTION_DONE, /**< Completed */
139 SURF_ACTION_TO_FREE, /**< Action to free in next cleanup */
140 SURF_ACTION_NOT_IN_THE_SYSTEM
141 /**< Not in the system anymore. Why did you ask ? */
142 } e_surf_action_state_t;
144 /** \ingroup SURF_actions
145 * \brief Action state sets
147 * This structure contains some sets of actions.
148 * It provides a fast access to the actions in each state.
150 * \see surf_action_t, e_surf_action_state_t
152 typedef struct surf_action_state {
153 xbt_swag_t ready_action_set;
154 /**< Actions in state SURF_ACTION_READY */
155 xbt_swag_t running_action_set;
156 /**< Actions in state SURF_ACTION_RUNNING */
157 xbt_swag_t failed_action_set;
158 /**< Actions in state SURF_ACTION_FAILED */
159 xbt_swag_t done_action_set;
160 /**< Actions in state SURF_ACTION_DONE */
161 } s_surf_action_state_t, *surf_action_state_t;
163 /***************************/
164 /* Generic model object */
165 /***************************/
166 typedef struct s_routing_platf s_routing_platf_t, *routing_platf_t;
167 XBT_PUBLIC_DATA(routing_platf_t) routing_platf;
169 /*******************************************
170 * TUTORIAL: New model
171 * New model extension public
172 * Public functions specific to a New model.
174 typedef struct surf_new_model_extension_public {
175 surf_action_t(*fct) ();
176 void* (*create_resource) ();
177 } s_surf_model_extension_new_model_t;
178 /*******************************************/
180 /** \ingroup SURF_models
181 * \brief Private data available on all models
183 typedef struct surf_model_private *surf_model_private_t;
187 /** \ingroup SURF_models
188 * \brief CPU model extension public
190 * Public functions specific to the CPU model.
192 typedef struct surf_cpu_model_extension_public {
193 surf_action_t(*execute) (void *cpu, double size);
194 surf_action_t(*sleep) (void *cpu, double duration);
195 e_surf_resource_state_t(*get_state) (void *cpu);
196 int (*get_core) (void *cpu);
197 double (*get_speed) (void *cpu, double load);
198 double (*get_available_speed) (void *cpu);
199 double (*get_current_power_peak) (void *cpu);
200 double (*get_power_peak_at) (void *cpu, int pstate_index);
201 int (*get_nb_pstates) (void *cpu);
202 void (*set_power_peak_at) (void *cpu, int pstate_index);
203 double (*get_consumed_energy) (void *cpu);
204 void (*add_traces) (void);
205 } s_surf_model_extension_cpu_t;
209 /** \ingroup SURF_models
210 * \brief Network model extension public
212 * Public functions specific to the network model
214 typedef struct surf_network_model_extension_public {
215 surf_action_t (*communicate) (sg_routing_edge_t src,
216 sg_routing_edge_t dst,
217 double size, double rate);
218 xbt_dynar_t(*get_route) (void *src, void *dst); //FIXME: kill field? That is done by the routing nowadays
219 double (*get_link_bandwidth) (const void *link);
220 double (*get_link_latency) (const void *link);
221 int (*link_shared) (const void *link);
222 void (*add_traces) (void);
223 } s_surf_model_extension_network_t;
227 /** \ingroup SURF_models
228 * \brief Storage model extension public
230 * Public functions specific to the Storage model.
233 typedef struct surf_storage_model_extension_public {
234 surf_action_t(*open) (void *storage, const char* mount, const char* path);
235 surf_action_t(*close) (void *storage, surf_file_t fd);
236 surf_action_t(*read) (void *storage, size_t size, surf_file_t fd);
237 surf_action_t(*write) (void *storage, size_t size, surf_file_t fd);
238 surf_action_t(*stat) (void *storage, surf_file_t fd);
239 surf_action_t(*ls) (void *storage, const char *path);
240 } s_surf_model_extension_storage_t;
242 /** \ingroup SURF_models
243 * \brief Workstation model extension public
245 * Public functions specific to the workstation model.
247 typedef struct surf_workstation_model_extension_public {
248 surf_action_t(*execute) (void *workstation, double size); /**< Execute a computation amount on a workstation
249 and create the corresponding action */
250 surf_action_t(*sleep) (void *workstation, double duration); /**< Make a workstation sleep during a given duration */
251 e_surf_resource_state_t(*get_state) (void *workstation); /**< Return the CPU state of a workstation */
253 int (*get_core) (void *workstation);
254 double (*get_speed) (void *workstation, double load); /**< Return the speed of a workstation */
255 double (*get_available_speed) (void *workstation); /**< Return tha available speed of a workstation */
257 double (*get_current_power_peak) (void *workstation); /**< Return the current CPU speed of a workstation */
258 double (*get_power_peak_at) (void *workstation, int pstate_index); /**< Return the speed of a workstation for a specific pstate,
259 (where higher pstate values represent lower processor speeds) */
260 int (*get_nb_pstates) (void *workstation); /**< Return the number of pstates defined for a workstation (default is 1) */
261 void (*set_power_peak_at) (void *workstation, int pstate_index); /**< Set the processor speed of a workstation to the speed associated with the pstate_index pstate */
262 double (*get_consumed_energy) (void *workstation); /**< Return the total energy consumed by a workstation */
264 surf_action_t(*communicate) (void *workstation_src, /**< Execute a communication amount between two workstations */
265 void *workstation_dst, double size,
267 // FIXME: kill next field, which duplicates the routing
268 xbt_dynar_t(*get_route) (void *workstation_src, void *workstation_dst); /**< Get the list of links between two ws */
270 surf_action_t(*execute_parallel_task) (int workstation_nb, /**< Execute a parallel task on several workstations */
271 void **workstation_list,
272 double *computation_amount,
273 double *communication_amount,
275 double (*get_link_bandwidth) (const void *link); /**< Return the current bandwidth of a network link */
276 double (*get_link_latency) (const void *link); /**< Return the current latency of a network link */
277 surf_action_t(*open) (void *workstation, const char* storage,
279 surf_action_t(*close) (void *workstation, surf_file_t fd);
280 surf_action_t(*read) (void *workstation, size_t size, surf_file_t fd);
281 surf_action_t(*write) (void *workstation, size_t size, surf_file_t fd);
282 surf_action_t(*stat) (void *workstation, surf_file_t fd);
283 int(*unlink) (void *workstation, surf_file_t fd);
284 surf_action_t(*ls) (void *workstation, const char* mount, const char *path);
285 size_t (*get_size) (void *workstation, surf_file_t fd);
286 xbt_dynar_t (*get_info) (void *workstation, surf_file_t fd);
288 int (*link_shared) (const void *link);
289 xbt_dict_t(*get_properties) (const void *resource);
290 void (*add_traces) (void);
292 size_t (*get_free_size) (void *workstation,const char* name);
293 size_t (*get_used_size) (void *workstation,const char* name);
294 xbt_dynar_t (*get_storage_list) (void *workstation);
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 /*******************************************/
346 /* TUTORIAL: New model */
347 s_surf_model_extension_new_model_t new_model;
348 /*******************************************/
352 surf_model_t surf_model_init(void);
353 void surf_model_exit(surf_model_t model);
355 static inline void *surf_cpu_resource_priv(const void *host) {
356 return xbt_lib_get_level((void *)host, SURF_CPU_LEVEL);
358 static inline void *surf_workstation_resource_priv(const void *host){
359 return xbt_lib_get_level((void *)host, SURF_WKS_LEVEL);
361 static inline void *surf_storage_resource_priv(const void *host){
362 return xbt_lib_get_level((void *)host, SURF_STORAGE_LEVEL);
365 static inline void *surf_cpu_resource_by_name(const char *name) {
366 return xbt_lib_get_elm_or_null(host_lib, name);
368 static inline void *surf_workstation_resource_by_name(const char *name){
369 return xbt_lib_get_elm_or_null(host_lib, name);
371 static inline void *surf_storage_resource_by_name(const char *name){
372 return xbt_lib_get_elm_or_null(storage_lib, name);
375 typedef struct surf_resource {
378 xbt_dict_t properties;
379 } s_surf_resource_t, *surf_resource_t;
382 * Resource which have a metric handled by a maxmin system
387 tmgr_trace_event_t event;
390 typedef struct surf_resource_lmm {
391 s_surf_resource_t generic_resource;
392 lmm_constraint_t constraint;
393 e_surf_resource_state_t state_current;
394 tmgr_trace_event_t state_event;
395 s_surf_metric_t power;
396 } s_surf_resource_lmm_t, *surf_resource_lmm_t;
398 /**************************************/
399 /* Implementations of model object */
400 /**************************************/
403 /** \ingroup SURF_models
404 * \brief The CPU model
406 XBT_PUBLIC_DATA(surf_model_t) surf_cpu_model;
408 /** \ingroup SURF_models
409 * \brief Initializes the CPU model with the model Cas01
411 * By default, this model uses the lazy optimization mechanism that
412 * relies on partial invalidation in LMM and a heap for lazy action update.
413 * You can change this behavior by setting the cpu/optim configuration
414 * variable to a different value.
416 * You shouldn't have to call it by yourself.
418 XBT_PUBLIC(void) surf_cpu_model_init_Cas01(void);
420 /** \ingroup SURF_models
421 * \brief Initializes the CPU model with trace integration [Deprecated]
423 * You shouldn't have to call it by yourself.
425 XBT_PUBLIC(void) surf_cpu_model_init_ti(void);
427 /** \ingroup SURF_models
428 * \brief The list of all available optimization modes (both for cpu and networks).
429 * These optimization modes can be set using --cfg=cpu/optim:... and --cfg=network/optim:...
431 XBT_PUBLIC_DATA(s_surf_model_description_t) surf_optimization_mode_description[];
433 /** \ingroup SURF_models
434 * \brief The list of all available cpu model models
436 XBT_PUBLIC_DATA(s_surf_model_description_t) surf_cpu_model_description[];
438 /**\brief create new host bypass the parser
443 /** \ingroup SURF_models
444 * \brief The network model
446 * When creating a new API on top on SURF, you shouldn't use the
447 * network model unless you know what you are doing. Only the workstation
448 * model should be accessed because depending on the platform model,
449 * the network model can be NULL.
451 XBT_PUBLIC_DATA(surf_model_t) surf_network_model;
453 /** \ingroup SURF_models
454 * \brief Same as network model 'LagrangeVelho', only with different correction factors.
456 * This model is proposed by Pierre-Nicolas Clauss and Martin Quinson and Stéphane Génaud
457 * based on the model 'LV08' and different correction factors depending on the communication
458 * size (< 1KiB, < 64KiB, >= 64KiB).
459 * See comments in the code for more information.
461 * \see surf_workstation_model_init_SMPI()
463 XBT_PUBLIC(void) surf_network_model_init_SMPI(void);
465 /** \ingroup SURF_models
466 * \brief Initializes the platform with the network model 'LegrandVelho'
468 * This model is proposed by Arnaud Legrand and Pedro Velho based on
469 * the results obtained with the GTNets simulator for onelink and
470 * dogbone sharing scenarios. See comments in the code for more information.
472 * \see surf_workstation_model_init_LegrandVelho()
474 XBT_PUBLIC(void) surf_network_model_init_LegrandVelho(void);
476 /** \ingroup SURF_models
477 * \brief Initializes the platform with the network model 'Constant'
479 * In this model, the communication time between two network cards is
480 * constant, hence no need for a routing table. This is particularly
481 * usefull when simulating huge distributed algorithms where
482 * scalability is really an issue. This function is called in
483 * conjunction with surf_workstation_model_init_compound.
485 * \see surf_workstation_model_init_compound()
487 XBT_PUBLIC(void) surf_network_model_init_Constant(void);
489 /** \ingroup SURF_models
490 * \brief Initializes the platform with the network model CM02
492 * You sould call this function by yourself only if you plan using
493 * surf_workstation_model_init_compound.
494 * See comments in the code for more information.
496 XBT_PUBLIC(void) surf_network_model_init_CM02(void);
499 /** \ingroup SURF_models
500 * \brief Initializes the platform with the network model GTNETS
501 * \param filename XML platform file name
503 * This function is called by surf_workstation_model_init_GTNETS
504 * or by yourself only if you plan using surf_workstation_model_init_compound
506 * \see surf_workstation_model_init_GTNETS()
508 XBT_PUBLIC(void) surf_network_model_init_GTNETS(void);
512 /** \ingroup SURF_models
513 * \brief Initializes the platform with the network model NS3
514 * \param filename XML platform file name
516 * This function is called by surf_workstation_model_init_NS3
517 * or by yourself only if you plan using surf_workstation_model_init_compound
519 * \see surf_workstation_model_init_NS3()
521 XBT_PUBLIC(void) surf_network_model_init_NS3(void);
524 /** \ingroup SURF_models
525 * \brief Initializes the platform with the network model Reno
526 * \param filename XML platform file name
528 * The problem is related to max( sum( arctan(C * Df * xi) ) ).
531 * [LOW03] S. H. Low. A duality model of TCP and queue management algorithms.
532 * IEEE/ACM Transaction on Networking, 11(4):525-536, 2003.
534 * Call this function only if you plan using surf_workstation_model_init_compound.
537 XBT_PUBLIC(void) surf_network_model_init_Reno(void);
539 /** \ingroup SURF_models
540 * \brief Initializes the platform with the network model Reno2
541 * \param filename XML platform file name
543 * The problem is related to max( sum( arctan(C * Df * xi) ) ).
546 * [LOW01] S. H. Low. A duality model of TCP and queue management algorithms.
547 * IEEE/ACM Transaction on Networking, 11(4):525-536, 2003.
549 * Call this function only if you plan using surf_workstation_model_init_compound.
552 XBT_PUBLIC(void) surf_network_model_init_Reno2(void);
554 /** \ingroup SURF_models
555 * \brief Initializes the platform with the network model Vegas
556 * \param filename XML platform file name
558 * This problem is related to max( sum( a * Df * ln(xi) ) ) which is equivalent
559 * to the proportional fairness.
562 * [LOW03] S. H. Low. A duality model of TCP and queue management algorithms.
563 * IEEE/ACM Transaction on Networking, 11(4):525-536, 2003.
565 * Call this function only if you plan using surf_workstation_model_init_compound.
568 XBT_PUBLIC(void) surf_network_model_init_Vegas(void);
570 /** \ingroup SURF_models
571 * \brief The list of all available network model models
573 XBT_PUBLIC_DATA(s_surf_model_description_t)
574 surf_network_model_description[];
576 /** \ingroup SURF_models
577 * \brief The storage model
579 XBT_PUBLIC(void) surf_storage_model_init_default(void);
581 /** \ingroup SURF_models
582 * \brief The list of all available storage modes.
583 * This storage mode can be set using --cfg=storage/model:...
585 XBT_PUBLIC_DATA(s_surf_model_description_t) surf_storage_model_description[];
587 /** \ingroup SURF_models
588 * \brief The workstation model
590 * Note that when you create an API on top of SURF,
591 * the workstation model should be the only one you use
592 * because depending on the platform model, the network model and the CPU model
595 XBT_PUBLIC_DATA(surf_model_t) surf_workstation_model;
597 /** \ingroup SURF_models
598 * \brief Initializes the platform with a compound workstation model
600 * This function should be called after a cpu_model and a
601 * network_model have been set up.
604 XBT_PUBLIC(void) surf_workstation_model_init_compound(void);
606 /** \ingroup SURF_models
607 * \brief Initializes the platform with the current best network and cpu models at hand
609 * This platform model seperates the workstation model and the network model.
610 * The workstation model will be initialized with the model compound, the network
611 * model with the model LV08 (with cross traffic support) and the CPU model with
613 * Such model is subject to modification with warning in the ChangeLog so monitor it!
616 XBT_PUBLIC(void) surf_workstation_model_init_current_default(void);
618 /** \ingroup SURF_models
619 * \brief Initializes the platform with the model KCCFLN05
621 * With this model, only parallel tasks can be used. Resource sharing
622 * is done by identifying bottlenecks and giving an equal share of
623 * the model to each action.
626 XBT_PUBLIC(void) surf_workstation_model_init_ptask_L07(void);
628 /** \ingroup SURF_models
629 * \brief The list of all available workstation model models
631 XBT_PUBLIC_DATA(s_surf_model_description_t)
632 surf_workstation_model_description[];
634 /*******************************************
635 * TUTORIAL: New model
637 XBT_PUBLIC(void) surf_new_model_init_default(void);
638 XBT_PUBLIC_DATA(s_surf_model_description_t) surf_new_model_description[];
639 /*******************************************/
641 /** \ingroup SURF_models
642 * \brief List of initialized models
644 XBT_PUBLIC_DATA(xbt_dynar_t) model_list;
646 /*******************************************/
647 /*** SURF Platform *************************/
648 /*******************************************/
649 typedef struct s_as *AS_t;
651 XBT_PUBLIC_DATA(AS_t) surf_AS_get_routing_root(void);
652 XBT_PUBLIC_DATA(const char *) surf_AS_get_name(AS_t as);
653 XBT_PUBLIC_DATA(xbt_dict_t) surf_AS_get_routing_sons(AS_t as);
654 XBT_PUBLIC_DATA(const char *) surf_AS_get_model(AS_t as);
655 XBT_PUBLIC_DATA(xbt_dynar_t) surf_AS_get_hosts(AS_t as);
657 /*******************************************/
658 /*** SURF Globals **************************/
659 /*******************************************/
661 /** \ingroup SURF_simulation
662 * \brief Initialize SURF
663 * \param argc argument number
664 * \param argv arguments
666 * This function has to be called to initialize the common
667 * structures. Then you will have to create the environment by
669 * e.g. surf_workstation_model_init_CM02()
671 * \see surf_workstation_model_init_CM02(), surf_workstation_model_init_compound(), surf_exit()
673 XBT_PUBLIC(void) surf_init(int *argc, char **argv); /* initialize common structures */
675 /** \ingroup SURF_simulation
676 * \brief Finish simulation initialization
678 * This function must be called before the first call to surf_solve()
680 XBT_PUBLIC(void) surf_presolve(void);
682 /** \ingroup SURF_simulation
683 * \brief Performs a part of the simulation
684 * \param max_date Maximum date to update the simulation to, or -1
685 * \return the elapsed time, or -1.0 if no event could be executed
687 * This function execute all possible events, update the action states
688 * and returns the time elapsed.
689 * When you call execute or communicate on a model, the corresponding actions
690 * are not executed immediately but only when you call surf_solve.
691 * Note that the returned elapsed time can be zero.
693 XBT_PUBLIC(double) surf_solve(double max_date);
695 /** \ingroup SURF_simulation
696 * \brief Return the current time
698 * Return the current time in millisecond.
700 XBT_PUBLIC(double) surf_get_clock(void);
702 /** \ingroup SURF_simulation
709 XBT_PUBLIC(void) surf_exit(void);
711 /* Prototypes of the functions that handle the properties */
712 XBT_PUBLIC_DATA(xbt_dict_t) current_property_set; /* the prop set for the currently parsed element (also used in SIMIX) */
714 /* surf parse file related (public because called from a test suite) */
715 XBT_PUBLIC(void) parse_platform_file(const char *file);
717 /* For the trace and trace:connect tag (store their content till the end of the parsing) */
718 XBT_PUBLIC_DATA(xbt_dict_t) traces_set_list;
719 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_host_avail;
720 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_power;
721 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_link_avail;
722 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_bandwidth;
723 XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_latency;
726 XBT_PUBLIC(double) get_cpu_power(const char *power);
728 XBT_PUBLIC(xbt_dict_t) get_as_router_properties(const char* name);
730 int surf_get_nthreads(void);
731 void surf_set_nthreads(int nthreads);
733 void surf_watched_hosts(void);
736 * Returns the initial path. On Windows the initial path is
737 * the current directory for the current process in the other
738 * case the function returns "./" that represents the current
739 * directory on Unix/Linux platforms.
741 const char *__surf_get_initial_path(void);
743 /********** Tracing **********/
744 /* from surf_instr.c */
745 void TRACE_surf_action(surf_action_t surf_action, const char *category);
746 void TRACE_surf_alloc(void);
747 void TRACE_surf_release(void);
749 /* instr_routing.c */
750 void instr_routing_define_callbacks (void);
751 void instr_new_variable_type (const char *new_typename, const char *color);
752 void instr_new_user_variable_type (const char *father_type, const char *new_typename, const char *color);
753 void instr_new_user_state_type (const char *father_type, const char *new_typename);
754 void instr_new_value_for_user_state_type (const char *typename, const char *value, const char *color);
755 int instr_platform_traced (void);
756 xbt_graph_t instr_routing_platform_graph (void);
757 void instr_routing_platform_graph_export_graphviz (xbt_graph_t g, const char *filename);
760 #endif /* _SURF_SURF_H */