1 /* smx_user.c - public interface to simix */
3 /* Copyright (c) 2010-2012. Da SimGrid team. All rights reserved. */
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. */
8 #include "smx_private.h"
11 #include <math.h> /* isfinite() */
13 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix);
15 /* generate strings from the enumeration values */
16 static const char* simcall_names[] = {
17 SIMCALL_LIST(SIMCALL_STRING_TYPE, SIMCALL_SEP_COMMA)
18 [SIMCALL_NONE] = "NONE"
21 SIMCALL_LIST(SIMCALL_FUNC, SIMCALL_SEP_NOTHING)
24 * \ingroup simix_host_management
25 * \brief Returns a host given its name.
27 * \param name The name of the host to get
28 * \return The corresponding host
30 smx_host_t simcall_host_get_by_name(const char *name)
32 return simcall_BODY_host_get_by_name(name);
36 * \ingroup simix_host_management
37 * \brief Returns the name of a host.
39 * \param host A SIMIX host
40 * \return The name of this host
42 const char* simcall_host_get_name(smx_host_t host)
44 return simcall_BODY_host_get_name(host);
48 * \ingroup simix_host_management
49 * \brief Start the host if it is off
51 * \param host A SIMIX host
53 void simcall_host_on(smx_host_t host)
55 simcall_BODY_host_on(host);
59 * \ingroup simix_host_management
60 * \brief Stop the host if it is on
62 * \param host A SIMIX host
64 void simcall_host_off(smx_host_t host)
66 simcall_BODY_host_off(host);
70 * \ingroup simix_host_management
71 * \brief Returns a dict of the properties assigned to a host.
74 * \return The properties of this host
76 xbt_dict_t simcall_host_get_properties(smx_host_t host)
78 return simcall_BODY_host_get_properties(host);
82 * \ingroup simix_host_management
83 * \brief Returns a dict of the properties assigned to a router or AS.
85 * \param name The name of the router or AS
86 * \return The properties
88 xbt_dict_t simcall_asr_get_properties(const char *name)
90 return simcall_BODY_asr_get_properties(name);
95 * \ingroup simix_host_management
96 * \brief Returns the speed of the processor.
98 * The speed returned does not take into account the current load on the machine.
99 * \param host A SIMIX host
100 * \return The speed of this host (in Mflop/s)
102 double simcall_host_get_speed(smx_host_t host)
104 return simcall_BODY_host_get_speed(host);
108 * \ingroup simix_host_management
109 * \brief Returns the number of core of the processor.
111 * \param host A SIMIX host
112 * \return The number of core
114 int simcall_host_get_core(smx_host_t host)
116 return simcall_BODY_host_get_core(host);
122 * \ingroup simix_host_management
123 * \brief Returns the available speed of the processor.
125 * \return Speed currently available (in Mflop/s)
127 double simcall_host_get_available_speed(smx_host_t host)
129 return simcall_BODY_host_get_available_speed(host);
133 * \ingroup simix_host_management
134 * \brief Returns the state of a host.
136 * Two states are possible: 1 if the host is active or 0 if it has crashed.
137 * \param host A SIMIX host
138 * \return 1 if the host is available, 0 otherwise
140 int simcall_host_get_state(smx_host_t host)
142 return simcall_BODY_host_get_state(host);
146 * \ingroup simix_host_management
147 * \brief Returns the user data associated to a host.
149 * \param host SIMIX host
150 * \return the user data of this host
152 void* simcall_host_get_data(smx_host_t host)
154 return simcall_BODY_host_get_data(host);
158 * \ingroup simix_host_management
159 * \brief Sets the user data associated to a host.
161 * The host must not have previous user data associated to it.
162 * \param host A SIMIX host
163 * \param data The user data to set
165 void simcall_host_set_data(smx_host_t host, void *data)
167 simcall_host_set_data(host, data);
171 * \ingroup simix_host_management
172 * \brief Creates an action that executes some computation of an host.
174 * This function creates a SURF action and allocates the data necessary
175 * to create the SIMIX action. It can raise a host_error exception if the host crashed.
177 * \param name Name of the execution action to create
178 * \param host SIMIX host where the action will be executed
179 * \param computation_amount amount Computation amount (in bytes)
180 * \param priority computation priority
181 * \return A new SIMIX execution action
184 smx_action_t simcall_host_execute(const char *name, smx_host_t host,
185 double computation_amount,
186 double priority, double bound, unsigned long affinity_mask)
188 /* checking for infinite values */
189 xbt_assert(isfinite(computation_amount), "computation_amount is not finite!");
190 xbt_assert(isfinite(priority), "priority is not finite!");
192 return simcall_BODY_host_execute(name, host, computation_amount, priority, bound, affinity_mask);
196 * \ingroup simix_host_management
197 * \brief Creates an action that may involve parallel computation on
198 * several hosts and communication between them.
200 * \param name Name of the execution action to create
201 * \param host_nb Number of hosts where the action will be executed
202 * \param host_list Array (of size host_nb) of hosts where the action will be executed
203 * \param computation_amount Array (of size host_nb) of computation amount of hosts (in bytes)
204 * \param communication_amount Array (of size host_nb * host_nb) representing the communication
205 * amount between each pair of hosts
206 * \param amount the SURF action amount
207 * \param rate the SURF action rate
208 * \return A new SIMIX execution action
210 smx_action_t simcall_host_parallel_execute(const char *name,
212 smx_host_t *host_list,
213 double *computation_amount,
214 double *communication_amount,
219 /* checking for infinite values */
220 for (i = 0 ; i < host_nb ; ++i) {
221 xbt_assert(isfinite(computation_amount[i]), "computation_amount[%d] is not finite!", i);
222 for (j = 0 ; j < host_nb ; ++j) {
223 xbt_assert(isfinite(communication_amount[i + host_nb * j]),
224 "communication_amount[%d+%d*%d] is not finite!", i, host_nb, j);
228 xbt_assert(isfinite(amount), "amount is not finite!");
229 xbt_assert(isfinite(rate), "rate is not finite!");
231 return simcall_BODY_host_parallel_execute(name, host_nb, host_list,
233 communication_amount,
239 * \ingroup simix_host_management
240 * \brief Destroys an execution action.
242 * Destroys an action, freing its memory. This function cannot be called if there are a conditional waiting for it.
243 * \param execution The execution action to destroy
245 void simcall_host_execution_destroy(smx_action_t execution)
247 simcall_BODY_host_execution_destroy(execution);
251 * \ingroup simix_host_management
252 * \brief Cancels an execution action.
254 * This functions stops the execution. It calls a surf function.
255 * \param execution The execution action to cancel
257 void simcall_host_execution_cancel(smx_action_t execution)
259 simcall_BODY_host_execution_cancel(execution);
263 * \ingroup simix_host_management
264 * \brief Returns how much of an execution action remains to be done.
266 * \param execution The execution action
267 * \return The remaining amount
269 double simcall_host_execution_get_remains(smx_action_t execution)
271 return simcall_BODY_host_execution_get_remains(execution);
275 * \ingroup simix_host_management
276 * \brief Returns the state of an execution action.
278 * \param execution The execution action
281 e_smx_state_t simcall_host_execution_get_state(smx_action_t execution)
283 return simcall_BODY_host_execution_get_state(execution);
287 * \ingroup simix_host_management
288 * \brief Changes the priority of an execution action.
290 * This functions changes the priority only. It calls a surf function.
291 * \param execution The execution action
292 * \param priority The new priority
294 void simcall_host_execution_set_priority(smx_action_t execution, double priority)
296 /* checking for infinite values */
297 xbt_assert(isfinite(priority), "priority is not finite!");
299 simcall_BODY_host_execution_set_priority(execution, priority);
303 * \ingroup simix_host_management
304 * \brief Changes the capping (the maximum CPU utilization) of an execution action.
306 * This functions changes the capping only. It calls a surf function.
307 * \param execution The execution action
308 * \param bound The new bound
310 void simcall_host_execution_set_bound(smx_action_t execution, double bound)
312 simcall_BODY_host_execution_set_bound(execution, bound);
316 * \ingroup simix_host_management
317 * \brief Changes the CPU affinity of an execution action.
319 * This functions changes the CPU affinity of an execution action. See taskset(1) on Linux.
320 * \param execution The execution action
322 * \param mask Affinity mask
324 void simcall_host_execution_set_affinity(smx_action_t execution, smx_host_t host, unsigned long mask)
326 simcall_BODY_host_execution_set_affinity(execution, host, mask);
330 * \ingroup simix_host_management
331 * \brief Waits for the completion of an execution action and destroy it.
333 * \param execution The execution action
335 e_smx_state_t simcall_host_execution_wait(smx_action_t execution)
337 return simcall_BODY_host_execution_wait(execution);
342 * \ingroup simix_vm_management
343 * \brief Create a VM on the given physical host.
345 * \param name VM name
346 * \param host Physical host
348 * \return The host object of the VM
350 void* simcall_vm_create(const char *name, smx_host_t phys_host){
351 /* will jump to SIMIX_pre_vm_create() in src/simix/smx_smurf_private.h */
352 return simcall_BODY_vm_create(name, phys_host);
356 * \ingroup simix_vm_management
357 * \brief Start the given VM to the given physical host
361 void simcall_vm_start(smx_host_t vm)
363 /* will jump to SIMIX_pre_vm_start in src/simix/smx_smurf_private.h */
364 simcall_BODY_vm_start(vm);
368 * \ingroup simix_vm_management
369 * \brief Get the state of the given VM
372 * \return The state of the VM
374 int simcall_vm_get_state(smx_host_t vm)
376 /* will jump to SIMIX_pre_vm_get_state in src/simix/smx_smurf_private.h */
377 return simcall_BODY_vm_get_state(vm);
381 * \ingroup simix_vm_management
382 * \brief Get the name of the physical host on which the given VM runs.
385 * \return The name of the physical host
387 void *simcall_vm_get_pm(smx_host_t vm)
389 /* will jump to SIMIX_pre_vm_migrate in src/simix/smx_smurf_private.h */
390 return simcall_BODY_vm_get_pm(vm);
393 void simcall_vm_set_bound(smx_host_t vm, double bound)
395 /* will jump to SIMIX_pre_vm_set_bound in src/simix/smx_smurf_private.h */
396 simcall_BODY_vm_set_bound(vm, bound);
399 void simcall_vm_set_affinity(smx_host_t vm, smx_host_t pm, unsigned long mask)
401 /* will jump to SIMIX_pre_vm_set_affinity in src/simix/smx_smurf_private.h */
402 simcall_BODY_vm_set_affinity(vm, pm, mask);
405 void simcall_host_get_params(smx_host_t vm, ws_params_t params)
407 /* will jump to SIMIX_pre_host_get_params in src/simix/smx_smurf_private.h */
408 simcall_BODY_host_get_params(vm, params);
411 void simcall_host_set_params(smx_host_t vm, ws_params_t params)
413 /* will jump to SIMIX_pre_host_set_params in src/simix/smx_smurf_private.h */
414 simcall_BODY_host_set_params(vm, params);
418 * \ingroup simix_vm_management
419 * \brief Migrate the given VM to the given physical host
422 * \param host Destination physical host
424 void simcall_vm_migrate(smx_host_t vm, smx_host_t host)
426 /* will jump to SIMIX_pre_vm_migrate in src/simix/smx_smurf_private.h */
427 simcall_BODY_vm_migrate(vm, host);
431 * \ingroup simix_vm_management
432 * \brief Suspend the given VM
436 void simcall_vm_suspend(smx_host_t vm)
438 /* will jump to SIMIX_pre_vm_suspend in src/simix/smx_smurf_private.h */
439 simcall_BODY_vm_suspend(vm);
443 * \ingroup simix_vm_management
444 * \brief Resume the given VM
448 void simcall_vm_resume(smx_host_t vm)
450 /* will jump to SIMIX_pre_vm_resume in src/simix/smx_smurf_private.h */
451 simcall_BODY_vm_resume(vm);
455 * \ingroup simix_vm_management
456 * \brief Save the given VM
460 void simcall_vm_save(smx_host_t vm)
462 /* will jump to SIMIX_pre_vm_save in src/simix/smx_smurf_private.h */
463 simcall_BODY_vm_save(vm);
467 * \ingroup simix_vm_management
468 * \brief Restore the given VM
472 void simcall_vm_restore(smx_host_t vm)
474 /* will jump to SIMIX_pre_vm_restore in src/simix/smx_smurf_private.h */
475 simcall_BODY_vm_restore(vm);
479 * \ingroup simix_vm_management
480 * \brief Shutdown the given VM
484 void simcall_vm_shutdown(smx_host_t vm)
486 /* will jump to SIMIX_pre_vm_shutdown in src/simix/smx_smurf_private.h */
487 simcall_BODY_vm_shutdown(vm);
491 * \ingroup simix_vm_management
492 * \brief Destroy the given VM
496 void simcall_vm_destroy(smx_host_t vm)
498 /* will jump to SIMIX_pre_vm_destroy in src/simix/smx_smurf_private.h */
499 simcall_BODY_vm_destroy(vm);
504 * \ingroup simix_process_management
505 * \brief Creates and runs a new SIMIX process.
507 * The structure and the corresponding thread are created and put in the list of ready processes.
509 * \param process the process created will be stored in this pointer
510 * \param name a name for the process. It is for user-level information and can be NULL.
511 * \param code the main function of the process
512 * \param data a pointer to any data one may want to attach to the new object. It is for user-level information and can be NULL.
513 * It can be retrieved with the function \ref simcall_process_get_data.
514 * \param hostname name of the host where the new agent is executed.
515 * \param kill_time time when the process is killed
516 * \param argc first argument passed to \a code
517 * \param argv second argument passed to \a code
518 * \param properties the properties of the process
519 * \param auto_restart either it is autorestarting or not.
521 void simcall_process_create(smx_process_t *process, const char *name,
522 xbt_main_func_t code,
524 const char *hostname,
526 int argc, char **argv,
527 xbt_dict_t properties,
530 simcall_BODY_process_create(process, name, code, data, hostname,
531 kill_time, argc, argv, properties,
536 * \ingroup simix_process_management
537 * \brief Kills a SIMIX process.
539 * This function simply kills a process.
541 * \param process poor victim
543 void simcall_process_kill(smx_process_t process)
545 simcall_BODY_process_kill(process);
549 * \ingroup simix_process_management
550 * \brief Kills all SIMIX processes.
552 void simcall_process_killall(int reset_pid)
554 simcall_BODY_process_killall(reset_pid);
558 * \ingroup simix_process_management
559 * \brief Cleans up a SIMIX process.
560 * \param process poor victim (must have already been killed)
562 void simcall_process_cleanup(smx_process_t process)
564 simcall_BODY_process_cleanup(process);
568 * \ingroup simix_process_management
569 * \brief Migrates an agent to another location.
571 * This function changes the value of the host on which \a process is running.
573 * \param process the process to migrate
574 * \param dest name of the new host
576 void simcall_process_change_host(smx_process_t process, smx_host_t dest)
578 simcall_BODY_process_change_host(process, dest);
582 * \ingroup simix_process_management
583 * \brief Suspends a process.
585 * This function suspends the process by suspending the action
586 * it was waiting for completion.
588 * \param process a SIMIX process
590 void simcall_process_suspend(smx_process_t process)
592 xbt_assert(process, "Invalid parameters");
594 simcall_BODY_process_suspend(process);
598 * \ingroup simix_process_management
599 * \brief Resumes a suspended process.
601 * This function resumes a suspended process by resuming the action
602 * it was waiting for completion.
604 * \param process a SIMIX process
606 void simcall_process_resume(smx_process_t process)
608 simcall_BODY_process_resume(process);
612 * \ingroup simix_process_management
613 * \brief Returns the amount of SIMIX processes in the system
615 * Maestro internal process is not counted, only user code processes are
617 int simcall_process_count(void)
619 return simcall_BODY_process_count();
623 * \ingroup simix_process_management
624 * \brief Return the PID of a #smx_process_t.
625 * \param process a SIMIX process
626 * \return the PID of this process
628 int simcall_process_get_PID(smx_process_t process)
630 if (process == SIMIX_process_self()) {
631 /* avoid a simcall if this function is called by the process itself */
632 return SIMIX_process_get_PID(process);
635 return simcall_BODY_process_get_PID(process);
639 * \ingroup simix_process_management
640 * \brief Return the parent PID of a #smx_process_t.
641 * \param process a SIMIX process
642 * \return the PID of this process parenrt
644 int simcall_process_get_PPID(smx_process_t process)
646 if (process == SIMIX_process_self()) {
647 /* avoid a simcall if this function is called by the process itself */
648 return SIMIX_process_get_PPID(process);
651 return simcall_BODY_process_get_PPID(process);
655 * \ingroup simix_process_management
656 * \brief Return the user data of a #smx_process_t.
657 * \param process a SIMIX process
658 * \return the user data of this process
660 void* simcall_process_get_data(smx_process_t process)
662 if (process == SIMIX_process_self()) {
663 /* avoid a simcall if this function is called by the process itself */
664 return SIMIX_process_get_data(process);
667 return simcall_BODY_process_get_data(process);
671 * \ingroup simix_process_management
672 * \brief Set the user data of a #smx_process_t.
674 * This functions sets the user data associated to \a process.
675 * \param process SIMIX process
676 * \param data User data
678 void simcall_process_set_data(smx_process_t process, void *data)
680 if (process == SIMIX_process_self()) {
681 /* avoid a simcall if this function is called by the process itself */
682 SIMIX_process_self_set_data(process, data);
685 simcall_BODY_process_set_data(process, data);
690 * \ingroup simix_process_management
691 * \brief Set the kill time of a process.
692 * \param process a process
693 * \param kill_time a double
695 void simcall_process_set_kill_time(smx_process_t process, double kill_time)
698 if (kill_time > SIMIX_get_clock()) {
699 if (simix_global->kill_process_function) {
700 XBT_DEBUG("Set kill time %f for process %s(%s)",kill_time, process->name,
701 sg_host_name(process->smx_host));
702 SIMIX_timer_set(kill_time, simix_global->kill_process_function, process);
708 * \ingroup simix_process_management
709 * \brief Return the location on which an agent is running.
711 * This functions returns the smx_host_t corresponding to the location on which
712 * \a process is running.
713 * \param process SIMIX process
716 smx_host_t simcall_process_get_host(smx_process_t process)
718 return simcall_BODY_process_get_host(process);
722 * \ingroup simix_process_management
723 * \brief Return the name of an agent.
725 * This functions checks whether \a process is a valid pointer or not and return its name.
726 * \param process SIMIX process
727 * \return The process name
729 const char* simcall_process_get_name(smx_process_t process)
731 if (process == SIMIX_process_self()) {
732 /* avoid a simcall if this function is called by the process itself */
733 return process->name;
735 return simcall_BODY_process_get_name(process);
739 * \ingroup simix_process_management
740 * \brief Returns true if the process is suspended .
742 * This checks whether a process is suspended or not by inspecting the task on which it was waiting for the completion.
743 * \param process SIMIX process
744 * \return 1, if the process is suspended, else 0.
746 int simcall_process_is_suspended(smx_process_t process)
748 return simcall_BODY_process_is_suspended(process);
752 * \ingroup simix_process_management
753 * \brief Return the properties
755 * This functions returns the properties associated with this process
757 xbt_dict_t simcall_process_get_properties(smx_process_t process)
759 return simcall_BODY_process_get_properties(process);
762 * \ingroup simix_process_management
763 * \brief Add an on_exit function
764 * Add an on_exit function which will be executed when the process exits/is killed.
766 XBT_PUBLIC(void) simcall_process_on_exit(smx_process_t process, int_f_pvoid_t fun, void *data)
768 simcall_BODY_process_on_exit(process, fun, data);
771 * \ingroup simix_process_management
772 * \brief Sets the process to be auto-restarted or not by SIMIX when its host comes back up.
773 * Will restart the process when the host comes back up if auto_restart is set to 1.
776 XBT_PUBLIC(void) simcall_process_auto_restart_set(smx_process_t process, int auto_restart)
778 simcall_BODY_process_auto_restart_set(process, auto_restart);
782 * \ingroup simix_process_management
783 * \brief Restarts the process, killing it and starting it again from scratch.
785 XBT_PUBLIC(smx_process_t) simcall_process_restart(smx_process_t process)
787 return simcall_BODY_process_restart(process);
790 * \ingroup simix_process_management
791 * \brief Creates a new sleep SIMIX action.
793 * This function creates a SURF action and allocates the data necessary
794 * to create the SIMIX action. It can raise a host_error exception if the
795 * host crashed. The default SIMIX name of the action is "sleep".
797 * \param duration Time duration of the sleep.
798 * \return A result telling whether the sleep was successful
800 e_smx_state_t simcall_process_sleep(double duration)
802 /* checking for infinite values */
803 xbt_assert(isfinite(duration), "duration is not finite!");
804 return simcall_BODY_process_sleep(duration);
808 * \ingroup simix_rdv_management
809 * \brief Creates a new rendez-vous point
810 * \param name The name of the rendez-vous point
811 * \return The created rendez-vous point
813 smx_rdv_t simcall_rdv_create(const char *name)
815 return simcall_BODY_rdv_create(name);
820 * \ingroup simix_rdv_management
821 * \brief Destroy a rendez-vous point
822 * \param rdv The rendez-vous point to destroy
824 void simcall_rdv_destroy(smx_rdv_t rdv)
826 simcall_BODY_rdv_destroy(rdv);
829 * \ingroup simix_rdv_management
830 * \brief Returns a rendez-vous point knowing its name
832 smx_rdv_t simcall_rdv_get_by_name(const char *name)
834 xbt_assert(name != NULL, "Invalid parameter for simcall_rdv_get_by_name (name is NULL)");
836 /* FIXME: this is a horrible loss of performance, so we hack it out by
837 * skipping the simcall (for now). It works in parallel, it won't work on
838 * distributed but probably we will change MSG for that. */
841 smx_simcall_t simcall = simcall_mine();
842 simcall->call = SIMCALL_RDV_GEY_BY_NAME;
843 simcall->rdv_get_by_name.name = name;
844 SIMIX_simcall_push(simcall->issuer);
845 return simcall->rdv_get_by_name.result;*/
847 return SIMIX_rdv_get_by_name(name);
851 * \ingroup simix_rdv_management
852 * \brief Counts the number of communication actions of a given host pending
853 * on a rendez-vous point.
854 * \param rdv The rendez-vous point
855 * \param host The host to be counted
856 * \return The number of comm actions pending in the rdv
858 int simcall_rdv_comm_count_by_host(smx_rdv_t rdv, smx_host_t host)
860 return simcall_BODY_rdv_comm_count_by_host(rdv, host);
864 * \ingroup simix_rdv_management
865 * \brief returns the communication at the head of the rendez-vous
866 * \param rdv The rendez-vous point
867 * \return The communication or NULL if empty
869 smx_action_t simcall_rdv_get_head(smx_rdv_t rdv)
871 return simcall_BODY_rdv_get_head(rdv);
874 void simcall_rdv_set_receiver(smx_rdv_t rdv, smx_process_t process)
876 simcall_BODY_rdv_set_receiver(rdv, process);
879 smx_process_t simcall_rdv_get_receiver(smx_rdv_t rdv)
881 return simcall_BODY_rdv_get_receiver(rdv);
885 * \ingroup simix_comm_management
887 void simcall_comm_send(smx_rdv_t rdv, double task_size, double rate,
888 void *src_buff, size_t src_buff_size,
889 int (*match_fun)(void *, void *, smx_action_t), void *data,
892 /* checking for infinite values */
893 xbt_assert(isfinite(task_size), "task_size is not finite!");
894 xbt_assert(isfinite(rate), "rate is not finite!");
895 xbt_assert(isfinite(timeout), "timeout is not finite!");
897 xbt_assert(rdv, "No rendez-vous point defined for send");
899 if (MC_is_active()) {
900 /* the model-checker wants two separate simcalls */
901 smx_action_t comm = simcall_comm_isend(rdv, task_size, rate,
902 src_buff, src_buff_size, match_fun, NULL, data, 0);
903 simcall_comm_wait(comm, timeout);
906 simcall_BODY_comm_send(rdv, task_size, rate, src_buff, src_buff_size,
907 match_fun, data, timeout);
912 * \ingroup simix_comm_management
914 smx_action_t simcall_comm_isend(smx_rdv_t rdv, double task_size, double rate,
915 void *src_buff, size_t src_buff_size,
916 int (*match_fun)(void *, void *, smx_action_t),
917 void (*clean_fun)(void *),
921 /* checking for infinite values */
922 xbt_assert(isfinite(task_size), "task_size is not finite!");
923 xbt_assert(isfinite(rate), "rate is not finite!");
925 xbt_assert(rdv, "No rendez-vous point defined for isend");
927 return simcall_BODY_comm_isend(rdv, task_size, rate, src_buff,
928 src_buff_size, match_fun,
929 clean_fun, data, detached);
932 * \ingroup simix_comm_management
934 void simcall_comm_recv(smx_rdv_t rdv, void *dst_buff, size_t * dst_buff_size,
935 int (*match_fun)(void *, void *, smx_action_t), void *data, double timeout)
937 xbt_assert(isfinite(timeout), "timeout is not finite!");
938 xbt_assert(rdv, "No rendez-vous point defined for recv");
940 if (MC_is_active()) {
941 /* the model-checker wants two separate simcalls */
942 smx_action_t comm = simcall_comm_irecv(rdv, dst_buff, dst_buff_size,
944 simcall_comm_wait(comm, timeout);
947 simcall_BODY_comm_recv(rdv, dst_buff, dst_buff_size,
948 match_fun, data, timeout);
952 * \ingroup simix_comm_management
954 smx_action_t simcall_comm_irecv(smx_rdv_t rdv, void *dst_buff, size_t *dst_buff_size,
955 int (*match_fun)(void *, void *, smx_action_t), void *data)
957 xbt_assert(rdv, "No rendez-vous point defined for irecv");
959 return simcall_BODY_comm_irecv(rdv, dst_buff, dst_buff_size,
965 * \ingroup simix_comm_management
967 void simcall_comm_recv_bounded(smx_rdv_t rdv, void *dst_buff, size_t * dst_buff_size,
968 int (*match_fun)(void *, void *, smx_action_t), void *data, double timeout, double rate)
970 xbt_assert(isfinite(timeout), "timeout is not finite!");
971 xbt_assert(rdv, "No rendez-vous point defined for recv");
973 if (MC_is_active()) {
974 /* the model-checker wants two separate simcalls */
975 smx_action_t comm = simcall_comm_irecv_bounded(rdv, dst_buff, dst_buff_size,
976 match_fun, data, rate);
977 simcall_comm_wait(comm, timeout);
980 simcall_BODY_comm_recv_bounded(rdv, dst_buff, dst_buff_size,
981 match_fun, data, timeout, rate);
985 * \ingroup simix_comm_management
987 smx_action_t simcall_comm_irecv_bounded(smx_rdv_t rdv, void *dst_buff, size_t *dst_buff_size,
988 int (*match_fun)(void *, void *, smx_action_t), void *data, double rate)
990 xbt_assert(rdv, "No rendez-vous point defined for irecv");
992 return simcall_BODY_comm_irecv_bounded(rdv, dst_buff, dst_buff_size,
993 match_fun, data, rate);
998 * \ingroup simix_comm_management
1000 smx_action_t simcall_comm_iprobe(smx_rdv_t rdv, int src, int tag,
1001 int (*match_fun)(void *, void *, smx_action_t), void *data)
1003 xbt_assert(rdv, "No rendez-vous point defined for iprobe");
1005 return simcall_BODY_comm_iprobe(rdv, src, tag, match_fun, data);
1008 void simcall_comm_destroy(smx_action_t comm)
1010 xbt_assert(comm, "Invalid parameter");
1012 /* FIXME remove this simcall type: comms are auto-destroyed now */
1015 smx_simcall_t simcall = simcall_mine();
1017 simcall->call = SIMCALL_COMM_DESTROY;
1018 simcall->comm_destroy.comm = comm;
1020 SIMIX_simcall_push(simcall->issuer);
1025 * \ingroup simix_comm_management
1027 void simcall_comm_cancel(smx_action_t comm)
1029 simcall_BODY_comm_cancel(comm);
1033 * \ingroup simix_comm_management
1035 unsigned int simcall_comm_waitany(xbt_dynar_t comms)
1037 return simcall_BODY_comm_waitany(comms);
1041 * \ingroup simix_comm_management
1043 int simcall_comm_testany(xbt_dynar_t comms)
1045 if (xbt_dynar_is_empty(comms))
1047 return simcall_BODY_comm_testany(comms);
1051 * \ingroup simix_comm_management
1053 void simcall_comm_wait(smx_action_t comm, double timeout)
1055 xbt_assert(isfinite(timeout), "timeout is not finite!");
1056 simcall_BODY_comm_wait(comm, timeout);
1061 * \brief Set the category of an action.
1063 * This functions changes the category only. It calls a surf function.
1064 * \param execution The execution action
1065 * \param category The tracing category
1067 void simcall_set_category(smx_action_t action, const char *category)
1069 if (category == NULL) {
1072 simcall_BODY_set_category(action, category);
1077 * \ingroup simix_comm_management
1080 int simcall_comm_test(smx_action_t comm)
1082 return simcall_BODY_comm_test(comm);
1086 * \ingroup simix_comm_management
1089 double simcall_comm_get_remains(smx_action_t comm)
1091 return simcall_BODY_comm_get_remains(comm);
1095 * \ingroup simix_comm_management
1098 e_smx_state_t simcall_comm_get_state(smx_action_t comm)
1100 return simcall_BODY_comm_get_state(comm);
1104 * \ingroup simix_comm_management
1107 void *simcall_comm_get_src_data(smx_action_t comm)
1109 return simcall_BODY_comm_get_src_data(comm);
1113 * \ingroup simix_comm_management
1116 void *simcall_comm_get_dst_data(smx_action_t comm)
1118 return simcall_BODY_comm_get_dst_data(comm);
1122 * \ingroup simix_comm_management
1125 smx_process_t simcall_comm_get_src_proc(smx_action_t comm)
1127 return simcall_BODY_comm_get_src_proc(comm);
1131 * \ingroup simix_comm_management
1134 smx_process_t simcall_comm_get_dst_proc(smx_action_t comm)
1136 return simcall_BODY_comm_get_dst_proc(comm);
1139 #ifdef HAVE_LATENCY_BOUND_TRACKING
1140 int simcall_comm_is_latency_bounded(smx_action_t comm)
1142 return simcall_BODY_comm_is_latency_bounded(comm);
1147 * \ingroup simix_synchro_management
1150 smx_mutex_t simcall_mutex_init(void)
1153 fprintf(stderr,"You must run MSG_init before using MSG\n"); // We can't use xbt_die since we may get there before the initialization
1156 return simcall_BODY_mutex_init();
1160 * \ingroup simix_synchro_management
1163 void simcall_mutex_destroy(smx_mutex_t mutex)
1165 simcall_BODY_mutex_destroy(mutex);
1169 * \ingroup simix_synchro_management
1172 void simcall_mutex_lock(smx_mutex_t mutex)
1174 simcall_BODY_mutex_lock(mutex);
1178 * \ingroup simix_synchro_management
1181 int simcall_mutex_trylock(smx_mutex_t mutex)
1183 return simcall_BODY_mutex_trylock(mutex);
1187 * \ingroup simix_synchro_management
1190 void simcall_mutex_unlock(smx_mutex_t mutex)
1192 simcall_BODY_mutex_unlock(mutex);
1196 * \ingroup simix_synchro_management
1199 smx_cond_t simcall_cond_init(void)
1201 return simcall_BODY_cond_init();
1205 * \ingroup simix_synchro_management
1208 void simcall_cond_destroy(smx_cond_t cond)
1210 simcall_BODY_cond_destroy(cond);
1214 * \ingroup simix_synchro_management
1217 void simcall_cond_signal(smx_cond_t cond)
1219 simcall_BODY_cond_signal(cond);
1223 * \ingroup simix_synchro_management
1226 void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex)
1228 simcall_BODY_cond_wait(cond, mutex);
1232 * \ingroup simix_synchro_management
1235 void simcall_cond_wait_timeout(smx_cond_t cond,
1239 xbt_assert(isfinite(timeout), "timeout is not finite!");
1240 simcall_BODY_cond_wait_timeout(cond, mutex, timeout);
1244 * \ingroup simix_synchro_management
1247 void simcall_cond_broadcast(smx_cond_t cond)
1249 simcall_BODY_cond_broadcast(cond);
1253 * \ingroup simix_synchro_management
1256 smx_sem_t simcall_sem_init(int capacity)
1258 return simcall_BODY_sem_init(capacity);
1262 * \ingroup simix_synchro_management
1265 void simcall_sem_destroy(smx_sem_t sem)
1267 simcall_sem_destroy(sem);
1271 * \ingroup simix_synchro_management
1274 void simcall_sem_release(smx_sem_t sem)
1276 simcall_BODY_sem_release(sem);
1280 * \ingroup simix_synchro_management
1283 int simcall_sem_would_block(smx_sem_t sem)
1285 return simcall_BODY_sem_would_block(sem);
1289 * \ingroup simix_synchro_management
1292 void simcall_sem_acquire(smx_sem_t sem)
1294 simcall_BODY_sem_acquire(sem);
1298 * \ingroup simix_synchro_management
1301 void simcall_sem_acquire_timeout(smx_sem_t sem, double timeout)
1303 xbt_assert(isfinite(timeout), "timeout is not finite!");
1304 simcall_BODY_sem_acquire_timeout(sem, timeout);
1308 * \ingroup simix_synchro_management
1311 int simcall_sem_get_capacity(smx_sem_t sem)
1313 return simcall_BODY_sem_get_capacity(sem);
1317 * \ingroup simix_file_management
1320 size_t simcall_file_read(void* ptr, size_t size, smx_file_t fd)
1322 return simcall_BODY_file_read(ptr, size, fd);
1326 * \ingroup simix_file_management
1329 size_t simcall_file_write(const void* ptr, size_t size,
1332 return simcall_BODY_file_write(ptr, size, fd);
1336 * \ingroup simix_file_management
1339 smx_file_t simcall_file_open(const char* mount, const char* path)
1341 return simcall_BODY_file_open(mount, path);
1345 * \ingroup simix_file_management
1348 int simcall_file_close(smx_file_t fd)
1350 return simcall_BODY_file_close(fd);
1354 * \ingroup simix_file_management
1357 int simcall_file_unlink(smx_file_t fd)
1359 return simcall_BODY_file_unlink(fd);
1363 * \ingroup simix_file_management
1366 xbt_dict_t simcall_file_ls(const char* mount, const char* path)
1368 return simcall_BODY_file_ls(mount, path);
1371 * \ingroup simix_file_management
1374 size_t simcall_file_get_size (smx_file_t fd){
1375 return simcall_BODY_file_get_size(fd);
1380 void *simcall_mc_snapshot(void)
1382 return simcall_BODY_mc_snapshot();
1385 int simcall_mc_compare_snapshots(void *s1, void *s2){
1386 return simcall_BODY_mc_compare_snapshots(s1, s2);
1389 int simcall_mc_random(void)
1391 return simcall_BODY_mc_random();
1395 #endif /* HAVE_MC */
1397 /* ****************************************************************************************** */
1398 /* TUTORIAL: New API */
1399 /* All functions for simcall */
1400 /* ****************************************************************************************** */
1401 int simcall_new_api_fct(const char* param1, double param2){
1402 smx_simcall_t simcall = SIMIX_simcall_mine();
1403 simcall->call = SIMCALL_NEW_API_INIT;
1404 simcall->new_api.param1 = param1;
1405 simcall->new_api.param2 = param2;
1407 SIMIX_simcall_push(simcall->issuer);
1408 return simcall->new_api.result;
1411 /* ************************************************************************** */
1413 /** @brief returns a printable string representing a simcall */
1414 const char *SIMIX_simcall_name(e_smx_simcall_t kind) {
1415 return simcall_names[kind];