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 Returns a dict of the properties assigned to a host.
52 * \return The properties of this host
54 xbt_dict_t simcall_host_get_properties(smx_host_t host)
56 return simcall_BODY_host_get_properties(host);
60 * \ingroup simix_host_management
61 * \brief Returns a dict of the properties assigned to a router or AS.
63 * \param name The name of the router or AS
64 * \return The properties
66 xbt_dict_t simcall_asr_get_properties(const char *name)
68 return simcall_BODY_asr_get_properties(name);
73 * \ingroup simix_host_management
74 * \brief Returns the speed of the processor.
76 * The speed returned does not take into account the current load on the machine.
77 * \param host A SIMIX host
78 * \return The speed of this host (in Mflop/s)
80 double simcall_host_get_speed(smx_host_t host)
82 return simcall_BODY_host_get_speed(host);
86 * \ingroup simix_host_management
87 * \brief Returns the available speed of the processor.
89 * \return Speed currently available (in Mflop/s)
91 double simcall_host_get_available_speed(smx_host_t host)
93 return simcall_BODY_host_get_available_speed(host);
97 * \ingroup simix_host_management
98 * \brief Returns the state of a host.
100 * Two states are possible: 1 if the host is active or 0 if it has crashed.
101 * \param host A SIMIX host
102 * \return 1 if the host is available, 0 otherwise
104 int simcall_host_get_state(smx_host_t host)
106 return simcall_BODY_host_get_state(host);
110 * \ingroup simix_host_management
111 * \brief Returns the user data associated to a host.
113 * \param host SIMIX host
114 * \return the user data of this host
116 void* simcall_host_get_data(smx_host_t host)
118 return simcall_BODY_host_get_data(host);
122 * \ingroup simix_host_management
123 * \brief Sets the user data associated to a host.
125 * The host must not have previous user data associated to it.
126 * \param host A SIMIX host
127 * \param data The user data to set
129 void simcall_host_set_data(smx_host_t host, void *data)
131 simcall_host_set_data(host, data);
135 * \ingroup simix_host_management
136 * \brief Creates an action that executes some computation of an host.
138 * This function creates a SURF action and allocates the data necessary
139 * to create the SIMIX action. It can raise a host_error exception if the host crashed.
141 * \param name Name of the execution action to create
142 * \param host SIMIX host where the action will be executed
143 * \param computation_amount amount Computation amount (in bytes)
144 * \param priority computation priority
145 * \return A new SIMIX execution action
148 smx_action_t simcall_host_execute(const char *name, smx_host_t host,
149 double computation_amount,
150 double priority, double bound)
152 /* checking for infinite values */
153 xbt_assert(isfinite(computation_amount), "computation_amount is not finite!");
154 xbt_assert(isfinite(priority), "priority is not finite!");
156 return simcall_BODY_host_execute(name, host, computation_amount, priority, bound);
160 * \ingroup simix_host_management
161 * \brief Creates an action that may involve parallel computation on
162 * several hosts and communication between them.
164 * \param name Name of the execution action to create
165 * \param host_nb Number of hosts where the action will be executed
166 * \param host_list Array (of size host_nb) of hosts where the action will be executed
167 * \param computation_amount Array (of size host_nb) of computation amount of hosts (in bytes)
168 * \param communication_amount Array (of size host_nb * host_nb) representing the communication
169 * amount between each pair of hosts
170 * \param amount the SURF action amount
171 * \param rate the SURF action rate
172 * \return A new SIMIX execution action
174 smx_action_t simcall_host_parallel_execute(const char *name,
176 smx_host_t *host_list,
177 double *computation_amount,
178 double *communication_amount,
183 /* checking for infinite values */
184 for (i = 0 ; i < host_nb ; ++i) {
185 xbt_assert(isfinite(computation_amount[i]), "computation_amount[%d] is not finite!", i);
186 for (j = 0 ; j < host_nb ; ++j) {
187 xbt_assert(isfinite(communication_amount[i + host_nb * j]),
188 "communication_amount[%d+%d*%d] is not finite!", i, host_nb, j);
192 xbt_assert(isfinite(amount), "amount is not finite!");
193 xbt_assert(isfinite(rate), "rate is not finite!");
195 return simcall_BODY_host_parallel_execute(name, host_nb, host_list,
197 communication_amount,
203 * \ingroup simix_host_management
204 * \brief Destroys an execution action.
206 * Destroys an action, freing its memory. This function cannot be called if there are a conditional waiting for it.
207 * \param execution The execution action to destroy
209 void simcall_host_execution_destroy(smx_action_t execution)
211 simcall_BODY_host_execution_destroy(execution);
215 * \ingroup simix_host_management
216 * \brief Cancels an execution action.
218 * This functions stops the execution. It calls a surf function.
219 * \param execution The execution action to cancel
221 void simcall_host_execution_cancel(smx_action_t execution)
223 simcall_BODY_host_execution_cancel(execution);
227 * \ingroup simix_host_management
228 * \brief Returns how much of an execution action remains to be done.
230 * \param execution The execution action
231 * \return The remaining amount
233 double simcall_host_execution_get_remains(smx_action_t execution)
235 return simcall_BODY_host_execution_get_remains(execution);
239 * \ingroup simix_host_management
240 * \brief Returns the state of an execution action.
242 * \param execution The execution action
245 e_smx_state_t simcall_host_execution_get_state(smx_action_t execution)
247 return simcall_BODY_host_execution_get_state(execution);
251 * \ingroup simix_host_management
252 * \brief Changes the priority of an execution action.
254 * This functions changes the priority only. It calls a surf function.
255 * \param execution The execution action
256 * \param priority The new priority
258 void simcall_host_execution_set_priority(smx_action_t execution, double priority)
260 /* checking for infinite values */
261 xbt_assert(isfinite(priority), "priority is not finite!");
263 simcall_BODY_host_execution_set_priority(execution, priority);
267 * \ingroup simix_host_management
268 * \brief Changes the capping (the maximum CPU utilization) of an execution action.
270 * This functions changes the capping only. It calls a surf function.
271 * \param execution The execution action
272 * \param bound The new bound
274 void simcall_host_execution_set_bound(smx_action_t execution, double bound)
276 simcall_BODY_host_execution_set_bound(execution, bound);
280 * \ingroup simix_host_management
281 * \brief Waits for the completion of an execution action and destroy it.
283 * \param execution The execution action
285 e_smx_state_t simcall_host_execution_wait(smx_action_t execution)
287 return simcall_BODY_host_execution_wait(execution);
292 * \ingroup simix_vm_management
293 * \brief Create a VM on the given physical host.
295 * \param name VM name
296 * \param host Physical host
298 * \return The host object of the VM
300 void* simcall_vm_create(const char *name, smx_host_t phys_host){
301 /* will jump to SIMIX_pre_vm_create() in src/simix/smx_smurf_private.h */
302 return simcall_BODY_vm_create(name, phys_host);
306 * \ingroup simix_vm_management
307 * \brief Start the given VM to the given physical host
311 void simcall_vm_start(smx_host_t vm)
313 /* will jump to SIMIX_pre_vm_start in src/simix/smx_smurf_private.h */
314 simcall_BODY_vm_start(vm);
318 * \ingroup simix_vm_management
319 * \brief Get the state of the given VM
322 * \return The state of the VM
324 int simcall_vm_get_state(smx_host_t vm)
326 /* will jump to SIMIX_pre_vm_get_state in src/simix/smx_smurf_private.h */
327 return simcall_BODY_vm_get_state(vm);
331 * \ingroup simix_vm_management
332 * \brief Get the name of the physical host on which the given VM runs.
335 * \return The name of the physical host
337 void *simcall_vm_get_pm(smx_host_t vm)
339 /* will jump to SIMIX_pre_vm_migrate in src/simix/smx_smurf_private.h */
340 return simcall_BODY_vm_get_pm(vm);
343 void simcall_host_get_params(smx_host_t vm, ws_params_t params)
345 /* will jump to SIMIX_pre_host_get_params in src/simix/smx_smurf_private.h */
346 simcall_BODY_host_get_params(vm, params);
349 void simcall_host_set_params(smx_host_t vm, ws_params_t params)
351 /* will jump to SIMIX_pre_host_set_params in src/simix/smx_smurf_private.h */
352 simcall_BODY_host_set_params(vm, params);
356 * \ingroup simix_vm_management
357 * \brief Migrate the given VM to the given physical host
360 * \param host Destination physical host
362 void simcall_vm_migrate(smx_host_t vm, smx_host_t host)
364 /* will jump to SIMIX_pre_vm_migrate in src/simix/smx_smurf_private.h */
365 simcall_BODY_vm_migrate(vm, host);
369 * \ingroup simix_vm_management
370 * \brief Suspend the given VM
374 void simcall_vm_suspend(smx_host_t vm)
376 /* will jump to SIMIX_pre_vm_suspend in src/simix/smx_smurf_private.h */
377 simcall_BODY_vm_suspend(vm);
381 * \ingroup simix_vm_management
382 * \brief Resume the given VM
386 void simcall_vm_resume(smx_host_t vm)
388 /* will jump to SIMIX_pre_vm_resume in src/simix/smx_smurf_private.h */
389 simcall_BODY_vm_resume(vm);
393 * \ingroup simix_vm_management
394 * \brief Save the given VM
398 void simcall_vm_save(smx_host_t vm)
400 /* will jump to SIMIX_pre_vm_save in src/simix/smx_smurf_private.h */
401 simcall_BODY_vm_save(vm);
405 * \ingroup simix_vm_management
406 * \brief Restore the given VM
410 void simcall_vm_restore(smx_host_t vm)
412 /* will jump to SIMIX_pre_vm_restore in src/simix/smx_smurf_private.h */
413 simcall_BODY_vm_restore(vm);
417 * \ingroup simix_vm_management
418 * \brief Shutdown the given VM
422 void simcall_vm_shutdown(smx_host_t vm)
424 /* will jump to SIMIX_pre_vm_shutdown in src/simix/smx_smurf_private.h */
425 simcall_BODY_vm_shutdown(vm);
429 * \ingroup simix_vm_management
430 * \brief Destroy the given VM
434 void simcall_vm_destroy(smx_host_t vm)
436 /* will jump to SIMIX_pre_vm_destroy in src/simix/smx_smurf_private.h */
437 simcall_BODY_vm_destroy(vm);
442 * \ingroup simix_process_management
443 * \brief Creates and runs a new SIMIX process.
445 * The structure and the corresponding thread are created and put in the list of ready processes.
447 * \param process the process created will be stored in this pointer
448 * \param name a name for the process. It is for user-level information and can be NULL.
449 * \param code the main function of the process
450 * \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.
451 * It can be retrieved with the function \ref simcall_process_get_data.
452 * \param hostname name of the host where the new agent is executed.
453 * \param kill_time time when the process is killed
454 * \param argc first argument passed to \a code
455 * \param argv second argument passed to \a code
456 * \param properties the properties of the process
457 * \param auto_restart either it is autorestarting or not.
459 void simcall_process_create(smx_process_t *process, const char *name,
460 xbt_main_func_t code,
462 const char *hostname,
464 int argc, char **argv,
465 xbt_dict_t properties,
468 simcall_BODY_process_create(process, name, code, data, hostname,
469 kill_time, argc, argv, properties,
474 * \ingroup simix_process_management
475 * \brief Kills a SIMIX process.
477 * This function simply kills a process.
479 * \param process poor victim
481 void simcall_process_kill(smx_process_t process)
483 simcall_BODY_process_kill(process);
487 * \ingroup simix_process_management
488 * \brief Kills all SIMIX processes.
490 void simcall_process_killall(int reset_pid)
492 simcall_BODY_process_killall(reset_pid);
496 * \ingroup simix_process_management
497 * \brief Cleans up a SIMIX process.
498 * \param process poor victim (must have already been killed)
500 void simcall_process_cleanup(smx_process_t process)
502 simcall_BODY_process_cleanup(process);
506 * \ingroup simix_process_management
507 * \brief Migrates an agent to another location.
509 * This function changes the value of the host on which \a process is running.
511 * \param process the process to migrate
512 * \param dest name of the new host
514 void simcall_process_change_host(smx_process_t process, smx_host_t dest)
516 simcall_BODY_process_change_host(process, dest);
520 * \ingroup simix_process_management
521 * \brief Suspends a process.
523 * This function suspends the process by suspending the action
524 * it was waiting for completion.
526 * \param process a SIMIX process
528 void simcall_process_suspend(smx_process_t process)
530 xbt_assert(process, "Invalid parameters");
532 simcall_BODY_process_suspend(process);
536 * \ingroup simix_process_management
537 * \brief Resumes a suspended process.
539 * This function resumes a suspended process by resuming the action
540 * it was waiting for completion.
542 * \param process a SIMIX process
544 void simcall_process_resume(smx_process_t process)
546 simcall_BODY_process_resume(process);
550 * \ingroup simix_process_management
551 * \brief Returns the amount of SIMIX processes in the system
553 * Maestro internal process is not counted, only user code processes are
555 int simcall_process_count(void)
557 return simcall_BODY_process_count();
561 * \ingroup simix_process_management
562 * \brief Return the PID of a #smx_process_t.
563 * \param process a SIMIX process
564 * \return the PID of this process
566 int simcall_process_get_PID(smx_process_t process)
568 if (process == SIMIX_process_self()) {
569 /* avoid a simcall if this function is called by the process itself */
570 return SIMIX_process_get_PID(process);
573 return simcall_BODY_process_get_PID(process);
577 * \ingroup simix_process_management
578 * \brief Return the parent PID of a #smx_process_t.
579 * \param process a SIMIX process
580 * \return the PID of this process parenrt
582 int simcall_process_get_PPID(smx_process_t process)
584 if (process == SIMIX_process_self()) {
585 /* avoid a simcall if this function is called by the process itself */
586 return SIMIX_process_get_PPID(process);
589 return simcall_BODY_process_get_PPID(process);
593 * \ingroup simix_process_management
594 * \brief Return the user data of a #smx_process_t.
595 * \param process a SIMIX process
596 * \return the user data of this process
598 void* simcall_process_get_data(smx_process_t process)
600 if (process == SIMIX_process_self()) {
601 /* avoid a simcall if this function is called by the process itself */
602 return SIMIX_process_get_data(process);
605 return simcall_BODY_process_get_data(process);
609 * \ingroup simix_process_management
610 * \brief Set the user data of a #smx_process_t.
612 * This functions sets the user data associated to \a process.
613 * \param process SIMIX process
614 * \param data User data
616 void simcall_process_set_data(smx_process_t process, void *data)
618 if (process == SIMIX_process_self()) {
619 /* avoid a simcall if this function is called by the process itself */
620 SIMIX_process_self_set_data(process, data);
623 simcall_BODY_process_set_data(process, data);
628 * \ingroup simix_process_management
629 * \brief Set the kill time of a process.
630 * \param process a process
631 * \param kill_time a double
633 void simcall_process_set_kill_time(smx_process_t process, double kill_time)
636 if (kill_time > SIMIX_get_clock()) {
637 if (simix_global->kill_process_function) {
638 XBT_DEBUG("Set kill time %f for process %s(%s)",kill_time, process->name,
639 sg_host_name(process->smx_host));
640 SIMIX_timer_set(kill_time, simix_global->kill_process_function, process);
646 * \ingroup simix_process_management
647 * \brief Return the location on which an agent is running.
649 * This functions returns the smx_host_t corresponding to the location on which
650 * \a process is running.
651 * \param process SIMIX process
654 smx_host_t simcall_process_get_host(smx_process_t process)
656 return simcall_BODY_process_get_host(process);
660 * \ingroup simix_process_management
661 * \brief Return the name of an agent.
663 * This functions checks whether \a process is a valid pointer or not and return its name.
664 * \param process SIMIX process
665 * \return The process name
667 const char* simcall_process_get_name(smx_process_t process)
669 if (process == SIMIX_process_self()) {
670 /* avoid a simcall if this function is called by the process itself */
671 return process->name;
673 return simcall_BODY_process_get_name(process);
677 * \ingroup simix_process_management
678 * \brief Returns true if the process is suspended .
680 * This checks whether a process is suspended or not by inspecting the task on which it was waiting for the completion.
681 * \param process SIMIX process
682 * \return 1, if the process is suspended, else 0.
684 int simcall_process_is_suspended(smx_process_t process)
686 return simcall_BODY_process_is_suspended(process);
690 * \ingroup simix_process_management
691 * \brief Return the properties
693 * This functions returns the properties associated with this process
695 xbt_dict_t simcall_process_get_properties(smx_process_t process)
697 return simcall_BODY_process_get_properties(process);
700 * \ingroup simix_process_management
701 * \brief Add an on_exit function
702 * Add an on_exit function which will be executed when the process exits/is killed.
704 XBT_PUBLIC(void) simcall_process_on_exit(smx_process_t process, int_f_pvoid_t fun, void *data)
706 simcall_BODY_process_on_exit(process, fun, data);
709 * \ingroup simix_process_management
710 * \brief Sets the process to be auto-restarted or not by SIMIX when its host comes back up.
711 * Will restart the process when the host comes back up if auto_restart is set to 1.
714 XBT_PUBLIC(void) simcall_process_auto_restart_set(smx_process_t process, int auto_restart)
716 simcall_BODY_process_auto_restart_set(process, auto_restart);
720 * \ingroup simix_process_management
721 * \brief Restarts the process, killing it and starting it again from scratch.
723 XBT_PUBLIC(smx_process_t) simcall_process_restart(smx_process_t process)
725 return simcall_BODY_process_restart(process);
728 * \ingroup simix_process_management
729 * \brief Creates a new sleep SIMIX action.
731 * This function creates a SURF action and allocates the data necessary
732 * to create the SIMIX action. It can raise a host_error exception if the
733 * host crashed. The default SIMIX name of the action is "sleep".
735 * \param duration Time duration of the sleep.
736 * \return A result telling whether the sleep was successful
738 e_smx_state_t simcall_process_sleep(double duration)
740 /* checking for infinite values */
741 xbt_assert(isfinite(duration), "duration is not finite!");
742 return simcall_BODY_process_sleep(duration);
746 * \ingroup simix_rdv_management
747 * \brief Creates a new rendez-vous point
748 * \param name The name of the rendez-vous point
749 * \return The created rendez-vous point
751 smx_rdv_t simcall_rdv_create(const char *name)
753 return simcall_BODY_rdv_create(name);
758 * \ingroup simix_rdv_management
759 * \brief Destroy a rendez-vous point
760 * \param rdv The rendez-vous point to destroy
762 void simcall_rdv_destroy(smx_rdv_t rdv)
764 simcall_BODY_rdv_destroy(rdv);
767 * \ingroup simix_rdv_management
768 * \brief Returns a rendez-vous point knowing its name
770 smx_rdv_t simcall_rdv_get_by_name(const char *name)
772 xbt_assert(name != NULL, "Invalid parameter for simcall_rdv_get_by_name (name is NULL)");
774 /* FIXME: this is a horrible loss of performance, so we hack it out by
775 * skipping the simcall (for now). It works in parallel, it won't work on
776 * distributed but probably we will change MSG for that. */
779 smx_simcall_t simcall = simcall_mine();
780 simcall->call = SIMCALL_RDV_GEY_BY_NAME;
781 simcall->rdv_get_by_name.name = name;
782 SIMIX_simcall_push(simcall->issuer);
783 return simcall->rdv_get_by_name.result;*/
785 return SIMIX_rdv_get_by_name(name);
789 * \ingroup simix_rdv_management
790 * \brief Counts the number of communication actions of a given host pending
791 * on a rendez-vous point.
792 * \param rdv The rendez-vous point
793 * \param host The host to be counted
794 * \return The number of comm actions pending in the rdv
796 int simcall_rdv_comm_count_by_host(smx_rdv_t rdv, smx_host_t host)
798 return simcall_BODY_rdv_comm_count_by_host(rdv, host);
802 * \ingroup simix_rdv_management
803 * \brief returns the communication at the head of the rendez-vous
804 * \param rdv The rendez-vous point
805 * \return The communication or NULL if empty
807 smx_action_t simcall_rdv_get_head(smx_rdv_t rdv)
809 return simcall_BODY_rdv_get_head(rdv);
812 void simcall_rdv_set_receiver(smx_rdv_t rdv, smx_process_t process)
814 simcall_BODY_rdv_set_receiver(rdv, process);
817 smx_process_t simcall_rdv_get_receiver(smx_rdv_t rdv)
819 return simcall_BODY_rdv_get_receiver(rdv);
823 * \ingroup simix_comm_management
825 void simcall_comm_send(smx_rdv_t rdv, double task_size, double rate,
826 void *src_buff, size_t src_buff_size,
827 int (*match_fun)(void *, void *, smx_action_t), void *data,
830 /* checking for infinite values */
831 xbt_assert(isfinite(task_size), "task_size is not finite!");
832 xbt_assert(isfinite(rate), "rate is not finite!");
833 xbt_assert(isfinite(timeout), "timeout is not finite!");
835 xbt_assert(rdv, "No rendez-vous point defined for send");
837 if (MC_is_active()) {
838 /* the model-checker wants two separate simcalls */
839 smx_action_t comm = simcall_comm_isend(rdv, task_size, rate,
840 src_buff, src_buff_size, match_fun, NULL, data, 0);
841 simcall_comm_wait(comm, timeout);
844 simcall_BODY_comm_send(rdv, task_size, rate, src_buff, src_buff_size,
845 match_fun, data, timeout);
850 * \ingroup simix_comm_management
852 smx_action_t simcall_comm_isend(smx_rdv_t rdv, double task_size, double rate,
853 void *src_buff, size_t src_buff_size,
854 int (*match_fun)(void *, void *, smx_action_t),
855 void (*clean_fun)(void *),
859 /* checking for infinite values */
860 xbt_assert(isfinite(task_size), "task_size is not finite!");
861 xbt_assert(isfinite(rate), "rate is not finite!");
863 xbt_assert(rdv, "No rendez-vous point defined for isend");
865 return simcall_BODY_comm_isend(rdv, task_size, rate, src_buff,
866 src_buff_size, match_fun,
867 clean_fun, data, detached);
870 * \ingroup simix_comm_management
872 void simcall_comm_recv(smx_rdv_t rdv, void *dst_buff, size_t * dst_buff_size,
873 int (*match_fun)(void *, void *, smx_action_t), void *data, double timeout)
875 xbt_assert(isfinite(timeout), "timeout is not finite!");
876 xbt_assert(rdv, "No rendez-vous point defined for recv");
878 if (MC_is_active()) {
879 /* the model-checker wants two separate simcalls */
880 smx_action_t comm = simcall_comm_irecv(rdv, dst_buff, dst_buff_size,
882 simcall_comm_wait(comm, timeout);
885 simcall_BODY_comm_recv(rdv, dst_buff, dst_buff_size,
886 match_fun, data, timeout);
890 * \ingroup simix_comm_management
892 smx_action_t simcall_comm_irecv(smx_rdv_t rdv, void *dst_buff, size_t *dst_buff_size,
893 int (*match_fun)(void *, void *, smx_action_t), void *data)
895 xbt_assert(rdv, "No rendez-vous point defined for irecv");
897 return simcall_BODY_comm_irecv(rdv, dst_buff, dst_buff_size,
903 * \ingroup simix_comm_management
905 void simcall_comm_recv_bounded(smx_rdv_t rdv, void *dst_buff, size_t * dst_buff_size,
906 int (*match_fun)(void *, void *, smx_action_t), void *data, double timeout, double rate)
908 xbt_assert(isfinite(timeout), "timeout is not finite!");
909 xbt_assert(rdv, "No rendez-vous point defined for recv");
911 if (MC_is_active()) {
912 /* the model-checker wants two separate simcalls */
913 smx_action_t comm = simcall_comm_irecv_bounded(rdv, dst_buff, dst_buff_size,
914 match_fun, data, rate);
915 simcall_comm_wait(comm, timeout);
918 simcall_BODY_comm_recv_bounded(rdv, dst_buff, dst_buff_size,
919 match_fun, data, timeout, rate);
923 * \ingroup simix_comm_management
925 smx_action_t simcall_comm_irecv_bounded(smx_rdv_t rdv, void *dst_buff, size_t *dst_buff_size,
926 int (*match_fun)(void *, void *, smx_action_t), void *data, double rate)
928 xbt_assert(rdv, "No rendez-vous point defined for irecv");
930 return simcall_BODY_comm_irecv_bounded(rdv, dst_buff, dst_buff_size,
931 match_fun, data, rate);
936 * \ingroup simix_comm_management
938 smx_action_t simcall_comm_iprobe(smx_rdv_t rdv, int src, int tag,
939 int (*match_fun)(void *, void *, smx_action_t), void *data)
941 xbt_assert(rdv, "No rendez-vous point defined for iprobe");
943 return simcall_BODY_comm_iprobe(rdv, src, tag, match_fun, data);
946 void simcall_comm_destroy(smx_action_t comm)
948 xbt_assert(comm, "Invalid parameter");
950 /* FIXME remove this simcall type: comms are auto-destroyed now */
953 smx_simcall_t simcall = simcall_mine();
955 simcall->call = SIMCALL_COMM_DESTROY;
956 simcall->comm_destroy.comm = comm;
958 SIMIX_simcall_push(simcall->issuer);
963 * \ingroup simix_comm_management
965 void simcall_comm_cancel(smx_action_t comm)
967 simcall_BODY_comm_cancel(comm);
971 * \ingroup simix_comm_management
973 unsigned int simcall_comm_waitany(xbt_dynar_t comms)
975 return simcall_BODY_comm_waitany(comms);
979 * \ingroup simix_comm_management
981 int simcall_comm_testany(xbt_dynar_t comms)
983 if (xbt_dynar_is_empty(comms))
985 return simcall_BODY_comm_testany(comms);
989 * \ingroup simix_comm_management
991 void simcall_comm_wait(smx_action_t comm, double timeout)
993 xbt_assert(isfinite(timeout), "timeout is not finite!");
994 simcall_BODY_comm_wait(comm, timeout);
999 * \brief Set the category of an action.
1001 * This functions changes the category only. It calls a surf function.
1002 * \param execution The execution action
1003 * \param category The tracing category
1005 void simcall_set_category(smx_action_t action, const char *category)
1007 if (category == NULL) {
1010 simcall_BODY_set_category(action, category);
1015 * \ingroup simix_comm_management
1018 int simcall_comm_test(smx_action_t comm)
1020 return simcall_BODY_comm_test(comm);
1024 * \ingroup simix_comm_management
1027 double simcall_comm_get_remains(smx_action_t comm)
1029 return simcall_BODY_comm_get_remains(comm);
1033 * \ingroup simix_comm_management
1036 e_smx_state_t simcall_comm_get_state(smx_action_t comm)
1038 return simcall_BODY_comm_get_state(comm);
1042 * \ingroup simix_comm_management
1045 void *simcall_comm_get_src_data(smx_action_t comm)
1047 return simcall_BODY_comm_get_src_data(comm);
1051 * \ingroup simix_comm_management
1054 void *simcall_comm_get_dst_data(smx_action_t comm)
1056 return simcall_BODY_comm_get_dst_data(comm);
1060 * \ingroup simix_comm_management
1063 smx_process_t simcall_comm_get_src_proc(smx_action_t comm)
1065 return simcall_BODY_comm_get_src_proc(comm);
1069 * \ingroup simix_comm_management
1072 smx_process_t simcall_comm_get_dst_proc(smx_action_t comm)
1074 return simcall_BODY_comm_get_dst_proc(comm);
1077 #ifdef HAVE_LATENCY_BOUND_TRACKING
1078 int simcall_comm_is_latency_bounded(smx_action_t comm)
1080 return simcall_BODY_comm_is_latency_bounded(comm);
1085 * \ingroup simix_synchro_management
1088 smx_mutex_t simcall_mutex_init(void)
1091 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
1094 return simcall_BODY_mutex_init();
1098 * \ingroup simix_synchro_management
1101 void simcall_mutex_destroy(smx_mutex_t mutex)
1103 simcall_BODY_mutex_destroy(mutex);
1107 * \ingroup simix_synchro_management
1110 void simcall_mutex_lock(smx_mutex_t mutex)
1112 simcall_BODY_mutex_lock(mutex);
1116 * \ingroup simix_synchro_management
1119 int simcall_mutex_trylock(smx_mutex_t mutex)
1121 return simcall_BODY_mutex_trylock(mutex);
1125 * \ingroup simix_synchro_management
1128 void simcall_mutex_unlock(smx_mutex_t mutex)
1130 simcall_BODY_mutex_unlock(mutex);
1134 * \ingroup simix_synchro_management
1137 smx_cond_t simcall_cond_init(void)
1139 return simcall_BODY_cond_init();
1143 * \ingroup simix_synchro_management
1146 void simcall_cond_destroy(smx_cond_t cond)
1148 simcall_BODY_cond_destroy(cond);
1152 * \ingroup simix_synchro_management
1155 void simcall_cond_signal(smx_cond_t cond)
1157 simcall_BODY_cond_signal(cond);
1161 * \ingroup simix_synchro_management
1164 void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex)
1166 simcall_BODY_cond_wait(cond, mutex);
1170 * \ingroup simix_synchro_management
1173 void simcall_cond_wait_timeout(smx_cond_t cond,
1177 xbt_assert(isfinite(timeout), "timeout is not finite!");
1178 simcall_BODY_cond_wait_timeout(cond, mutex, timeout);
1182 * \ingroup simix_synchro_management
1185 void simcall_cond_broadcast(smx_cond_t cond)
1187 simcall_BODY_cond_broadcast(cond);
1191 * \ingroup simix_synchro_management
1194 smx_sem_t simcall_sem_init(int capacity)
1196 return simcall_BODY_sem_init(capacity);
1200 * \ingroup simix_synchro_management
1203 void simcall_sem_destroy(smx_sem_t sem)
1205 simcall_sem_destroy(sem);
1209 * \ingroup simix_synchro_management
1212 void simcall_sem_release(smx_sem_t sem)
1214 simcall_BODY_sem_release(sem);
1218 * \ingroup simix_synchro_management
1221 int simcall_sem_would_block(smx_sem_t sem)
1223 return simcall_BODY_sem_would_block(sem);
1227 * \ingroup simix_synchro_management
1230 void simcall_sem_acquire(smx_sem_t sem)
1232 simcall_BODY_sem_acquire(sem);
1236 * \ingroup simix_synchro_management
1239 void simcall_sem_acquire_timeout(smx_sem_t sem, double timeout)
1241 xbt_assert(isfinite(timeout), "timeout is not finite!");
1242 simcall_BODY_sem_acquire_timeout(sem, timeout);
1246 * \ingroup simix_synchro_management
1249 int simcall_sem_get_capacity(smx_sem_t sem)
1251 return simcall_BODY_sem_get_capacity(sem);
1255 * \ingroup simix_file_management
1258 double simcall_file_read(void* ptr, size_t size, size_t nmemb, smx_file_t stream)
1260 return simcall_BODY_file_read(ptr, size, nmemb, stream);
1264 * \ingroup simix_file_management
1267 size_t simcall_file_write(const void* ptr, size_t size, size_t nmemb, smx_file_t stream)
1269 return simcall_BODY_file_write(ptr, size, nmemb, stream);
1273 * \ingroup simix_file_management
1276 smx_file_t simcall_file_open(const char* mount, const char* path, const char* mode)
1278 return simcall_BODY_file_open(mount, path, mode);
1282 * \ingroup simix_file_management
1285 int simcall_file_close(smx_file_t fp)
1287 return simcall_BODY_file_close(fp);
1291 * \ingroup simix_file_management
1294 int simcall_file_stat(smx_file_t fd, s_file_stat_t *buf)
1296 return simcall_BODY_file_stat(fd, buf);
1300 * \ingroup simix_file_management
1303 int simcall_file_unlink(smx_file_t fd)
1305 return simcall_BODY_file_unlink(fd);
1309 * \ingroup simix_file_management
1312 xbt_dict_t simcall_file_ls(const char* mount, const char* path)
1314 return simcall_BODY_file_ls(mount, path);
1319 void *simcall_mc_snapshot(void)
1321 return simcall_BODY_mc_snapshot();
1324 int simcall_mc_compare_snapshots(void *s1, void *s2){
1325 return simcall_BODY_mc_compare_snapshots(s1, s2);
1328 int simcall_mc_random(void)
1330 return simcall_BODY_mc_random();
1334 #endif /* HAVE_MC */
1336 /* ****************************************************************************************** */
1337 /* TUTORIAL: New API */
1338 /* All functions for simcall */
1339 /* ****************************************************************************************** */
1340 int simcall_new_api_fct(const char* param1, double param2){
1341 smx_simcall_t simcall = SIMIX_simcall_mine();
1342 simcall->call = SIMCALL_NEW_API_INIT;
1343 simcall->new_api.param1 = param1;
1344 simcall->new_api.param2 = param2;
1346 SIMIX_simcall_push(simcall->issuer);
1347 return simcall->new_api.result;
1350 /* ************************************************************************** */
1352 /** @brief returns a printable string representing a simcall */
1353 const char *SIMIX_simcall_name(e_smx_simcall_t kind) {
1354 return simcall_names[kind];