1 /* libsmx.c - public interface to simix */
3 /* These functions are the only ones that are visible from the higher levels */
4 /* (most of them simply add some documentation to the generated simcall body) */
6 /* This is somehow the "libc" of SimGrid */
8 /* Copyright (c) 2010-2015. The SimGrid Team.
9 * All rights reserved. */
11 /* This program is free software; you can redistribute it and/or modify it
12 * under the terms of the license (GNU LGPL) which comes with this package. */
16 #include "src/mc/mc_replay.h"
17 #include "smx_private.h"
18 #include "src/mc/mc_forward.h"
20 #include <math.h> /* isfinite() */
22 #include "src/simix/smx_host_private.h"
23 #include "src/simix/smx_private.hpp"
25 #include <simgrid/simix.hpp>
27 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix);
29 #include "popping_bodies.cpp"
31 void simcall_call(smx_process_t process)
33 if (process != simix_global->maestro_process) {
34 XBT_DEBUG("Yield process '%s' on simcall %s (%d)", process->name,
35 SIMIX_simcall_name(process->simcall.call), (int)process->simcall.call);
36 SIMIX_process_yield(process);
38 SIMIX_simcall_handle(&process->simcall, 0);
42 // ***** Host simcalls
43 // Those functions are replaced by methods on the Host object.
45 /** \ingroup simix_host_management
47 xbt_dict_t simcall_host_get_properties(sg_host_t host)
49 return host->getProperties();
52 /** \ingroup simix_host_management
54 xbt_swag_t simcall_host_get_process_list(sg_host_t host)
56 return host->getProcessList();
59 /** \ingroup simix_host_management
61 double simcall_host_get_current_power_peak(sg_host_t host)
63 return host->getCurrentPowerPeak();
66 /** \ingroup simix_host_management
68 double simcall_host_get_power_peak_at(sg_host_t host, int pstate_index)
70 return host->getPowerPeakAt(pstate_index);
73 /** \ingroup simix_host_management
75 void simcall_host_set_pstate(sg_host_t host, int pstate_index)
77 host->setPstate(pstate_index);
80 /** \ingroup simix_host_management
82 double simcall_host_get_wattmin_at(msg_host_t host, int pstate)
84 return host->getWattMinAt(pstate);
87 /** \ingroup simix_host_management
89 double simcall_host_get_wattmax_at(msg_host_t host, int pstate)
91 return host->getWattMaxAt(pstate);
95 void simcall_host_get_params(sg_host_t vm, vm_params_t params)
97 vm->getParams(params);
101 void simcall_host_set_params(sg_host_t vm, vm_params_t params)
103 vm->setParams(params);
106 /** \ingroup simix_storage_management
108 xbt_dict_t simcall_host_get_mounted_storage_list(sg_host_t host)
110 return host->getMountedStorageList();
113 /** \ingroup simix_storage_management
115 xbt_dynar_t simcall_host_get_attached_storage_list(sg_host_t host)
117 return host->getAttachedStorageList();
120 // ***** Other simcalls
123 * \ingroup simix_host_management
124 * \brief Returns a dict of the properties assigned to a router or AS.
126 * \param name The name of the router or AS
127 * \return The properties
129 xbt_dict_t simcall_asr_get_properties(const char *name)
131 return simcall_BODY_asr_get_properties(name);
135 * \ingroup simix_process_management
136 * \brief Creates a synchro that executes some computation of an host.
138 * This function creates a SURF action and allocates the data necessary
139 * to create the SIMIX synchro. It can raise a host_error exception if the host crashed.
141 * \param name Name of the execution synchro to create
142 * \param flops_amount amount Computation amount (in flops)
143 * \param priority computation priority
145 * \param affinity_mask
146 * \return A new SIMIX execution synchronization
148 smx_synchro_t simcall_process_execute(const char *name,
150 double priority, double bound, unsigned long affinity_mask)
152 /* checking for infinite values */
153 xbt_assert(isfinite(flops_amount), "flops_amount is not finite!");
154 xbt_assert(isfinite(priority), "priority is not finite!");
156 return simcall_BODY_process_execute(name, flops_amount, priority, bound, affinity_mask);
160 * \ingroup simix_process_management
161 * \brief Creates a synchro that may involve parallel computation on
162 * several hosts and communication between them.
164 * \param name Name of the execution synchro to create
165 * \param host_nb Number of hosts where the synchro will be executed
166 * \param host_list Array (of size host_nb) of hosts where the synchro will be executed
167 * \param flops_amount Array (of size host_nb) of computation amount of hosts (in bytes)
168 * \param bytes_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 synchronization
174 smx_synchro_t simcall_process_parallel_execute(const char *name,
176 sg_host_t *host_list,
177 double *flops_amount,
178 double *bytes_amount,
183 /* checking for infinite values */
184 for (i = 0 ; i < host_nb ; ++i) {
185 xbt_assert(isfinite(flops_amount[i]), "flops_amount[%d] is not finite!", i);
186 for (j = 0 ; j < host_nb ; ++j) {
187 xbt_assert(isfinite(bytes_amount[i + host_nb * j]),
188 "bytes_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_process_parallel_execute(name, host_nb, host_list,
203 * \ingroup simix_process_management
204 * \brief Destroys an execution synchro.
206 * Destroys a synchro, freeing its memory. This function cannot be called if there are a conditional waiting for it.
207 * \param execution The execution synchro to destroy
209 void simcall_process_execution_destroy(smx_synchro_t execution)
211 simcall_BODY_process_execution_destroy(execution);
215 * \ingroup simix_process_management
216 * \brief Cancels an execution synchro.
218 * This functions stops the execution. It calls a surf function.
219 * \param execution The execution synchro to cancel
221 void simcall_process_execution_cancel(smx_synchro_t execution)
223 simcall_BODY_process_execution_cancel(execution);
227 * \ingroup simix_process_management
228 * \brief Returns how much of an execution synchro remains to be done.
230 * \param execution The execution synchro
231 * \return The remaining amount
233 double simcall_process_execution_get_remains(smx_synchro_t execution)
235 return simcall_BODY_process_execution_get_remains(execution);
239 * \ingroup simix_process_management
240 * \brief Returns the state of an execution synchro.
242 * \param execution The execution synchro
245 e_smx_state_t simcall_process_execution_get_state(smx_synchro_t execution)
247 return simcall_BODY_process_execution_get_state(execution);
251 * \ingroup simix_process_management
252 * \brief Changes the priority of an execution synchro.
254 * This functions changes the priority only. It calls a surf function.
255 * \param execution The execution synchro
256 * \param priority The new priority
258 void simcall_process_execution_set_priority(smx_synchro_t execution, double priority)
260 /* checking for infinite values */
261 xbt_assert(isfinite(priority), "priority is not finite!");
263 simcall_BODY_process_execution_set_priority(execution, priority);
267 * \ingroup simix_process_management
268 * \brief Changes the capping (the maximum CPU utilization) of an execution synchro.
270 * This functions changes the capping only. It calls a surf function.
271 * \param execution The execution synchro
272 * \param bound The new bound
274 void simcall_process_execution_set_bound(smx_synchro_t execution, double bound)
276 simcall_BODY_process_execution_set_bound(execution, bound);
280 * \ingroup simix_process_management
281 * \brief Changes the CPU affinity of an execution synchro.
283 * This functions changes the CPU affinity of an execution synchro. See taskset(1) on Linux.
284 * \param execution The execution synchro
286 * \param mask Affinity mask
288 void simcall_process_execution_set_affinity(smx_synchro_t execution, sg_host_t host, unsigned long mask)
290 simcall_BODY_process_execution_set_affinity(execution, host, mask);
294 * \ingroup simix_host_management
295 * \brief Waits for the completion of an execution synchro and destroy it.
297 * \param execution The execution synchro
299 e_smx_state_t simcall_process_execution_wait(smx_synchro_t execution)
301 return (e_smx_state_t) simcall_BODY_process_execution_wait(execution);
306 * \ingroup simix_vm_management
307 * \brief Create a VM on the given physical host.
309 * \param name VM name
310 * \param host Physical host
312 * \return The host object of the VM
314 void* simcall_vm_create(const char *name, sg_host_t phys_host)
316 return simgrid::simix::kernel(std::bind(SIMIX_vm_create, name, phys_host));
320 * \ingroup simix_vm_management
321 * \brief Start the given VM to the given physical host
325 void simcall_vm_start(sg_host_t vm)
327 return simgrid::simix::kernel(std::bind(SIMIX_vm_start, vm));
331 * \ingroup simix_vm_management
332 * \brief Get the state of the given VM
335 * \return The state of the VM
337 int simcall_vm_get_state(sg_host_t vm)
339 return simgrid::simix::kernel(std::bind(SIMIX_vm_get_state, vm));
343 * \ingroup simix_vm_management
344 * \brief Get the name of the physical host on which the given VM runs.
347 * \return The name of the physical host
349 void *simcall_vm_get_pm(sg_host_t vm)
351 return simgrid::simix::kernel(std::bind(SIMIX_vm_get_pm, vm));
354 void simcall_vm_set_bound(sg_host_t vm, double bound)
356 simgrid::simix::kernel(std::bind(SIMIX_vm_set_bound, vm, bound));
359 void simcall_vm_set_affinity(sg_host_t vm, sg_host_t pm, unsigned long mask)
361 simgrid::simix::kernel(std::bind(SIMIX_vm_set_affinity, vm, pm, mask));
365 * \ingroup simix_vm_management
366 * \brief Migrate the given VM to the given physical host
369 * \param host Destination physical host
371 void simcall_vm_migrate(sg_host_t vm, sg_host_t host)
373 return simgrid::simix::kernel(std::bind(SIMIX_vm_migrate, vm, host));
377 * \ingroup simix_vm_management
378 * \brief Suspend the given VM
382 void simcall_vm_suspend(sg_host_t vm)
384 simcall_BODY_vm_suspend(vm);
388 * \ingroup simix_vm_management
389 * \brief Resume the given VM
393 void simcall_vm_resume(sg_host_t vm)
395 simcall_BODY_vm_resume(vm);
399 * \ingroup simix_vm_management
400 * \brief Save the given VM
404 void simcall_vm_save(sg_host_t vm)
406 simcall_BODY_vm_save(vm);
410 * \ingroup simix_vm_management
411 * \brief Restore the given VM
415 void simcall_vm_restore(sg_host_t vm)
417 simcall_BODY_vm_restore(vm);
421 * \ingroup simix_vm_management
422 * \brief Shutdown the given VM
426 void simcall_vm_shutdown(sg_host_t vm)
428 simcall_BODY_vm_shutdown(vm);
432 * \ingroup simix_vm_management
433 * \brief Destroy the given VM
437 void simcall_vm_destroy(sg_host_t vm)
439 simgrid::simix::kernel(std::bind(SIMIX_vm_destroy, vm));
443 * \ingroup simix_vm_management
444 * \brief Encompassing simcall to prevent the removal of the src or the dst node at the end of a VM migration
445 * The simcall actually invokes the following calls:
446 * simcall_vm_set_affinity(vm, src_pm, 0);
447 * simcall_vm_migrate(vm, dst_pm);
448 * simcall_vm_resume(vm);
450 * It is called at the end of the migration_rx_fun function from msg/msg_vm.c
452 * \param vm VM to migrate
453 * \param src_pm Source physical host
454 * \param dst_pmt Destination physical host
456 void simcall_vm_migratefrom_resumeto(sg_host_t vm, sg_host_t src_pm, sg_host_t dst_pm)
458 simgrid::simix::kernel(std::bind(
459 SIMIX_vm_migratefrom_resumeto, vm, src_pm, dst_pm));
463 * \ingroup simix_process_management
464 * \brief Creates and runs a new SIMIX process.
466 * The structure and the corresponding thread are created and put in the list of ready processes.
468 * \param name a name for the process. It is for user-level information and can be NULL.
469 * \param code the main function of the process
470 * \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.
471 * It can be retrieved with the function \ref simcall_process_get_data.
472 * \param hostname name of the host where the new agent is executed.
473 * \param kill_time time when the process is killed
474 * \param argc first argument passed to \a code
475 * \param argv second argument passed to \a code
476 * \param properties the properties of the process
477 * \param auto_restart either it is autorestarting or not.
479 smx_process_t simcall_process_create(const char *name,
480 xbt_main_func_t code,
482 const char *hostname,
484 int argc, char **argv,
485 xbt_dict_t properties,
488 return (smx_process_t) simcall_BODY_process_create(name, code, data, hostname,
489 kill_time, argc, argv, properties,
494 * \ingroup simix_process_management
495 * \brief Kills a SIMIX process.
497 * This function simply kills a process.
499 * \param process poor victim
501 void simcall_process_kill(smx_process_t process)
503 simcall_BODY_process_kill(process);
507 * \ingroup simix_process_management
508 * \brief Kills all SIMIX processes.
510 void simcall_process_killall(int reset_pid)
512 simcall_BODY_process_killall(reset_pid);
516 * \ingroup simix_process_management
517 * \brief Cleans up a SIMIX process.
518 * \param process poor victim (must have already been killed)
520 void simcall_process_cleanup(smx_process_t process)
522 simcall_BODY_process_cleanup(process);
526 * \ingroup simix_process_management
527 * \brief Migrates an agent to another location.
529 * This function changes the value of the host on which \a process is running.
531 * \param process the process to migrate
532 * \param dest name of the new host
534 void simcall_process_set_host(smx_process_t process, sg_host_t dest)
536 simcall_BODY_process_set_host(process, dest);
539 void simcall_process_join(smx_process_t process, double timeout)
541 simcall_BODY_process_join(process, timeout);
545 * \ingroup simix_process_management
546 * \brief Suspends a process.
548 * This function suspends the process by suspending the synchro
549 * it was waiting for completion.
551 * \param process a SIMIX process
553 void simcall_process_suspend(smx_process_t process)
555 xbt_assert(process, "Invalid parameters");
557 simcall_BODY_process_suspend(process);
561 * \ingroup simix_process_management
562 * \brief Resumes a suspended process.
564 * This function resumes a suspended process by resuming the synchro
565 * it was waiting for completion.
567 * \param process a SIMIX process
569 void simcall_process_resume(smx_process_t process)
571 simcall_BODY_process_resume(process);
575 * \ingroup simix_process_management
576 * \brief Returns the amount of SIMIX processes in the system
578 * Maestro internal process is not counted, only user code processes are
580 int simcall_process_count(void)
582 return simgrid::simix::kernel(SIMIX_process_count);
586 * \ingroup simix_process_management
587 * \brief Return the PID of a #smx_process_t.
588 * \param process a SIMIX process
589 * \return the PID of this process
591 int simcall_process_get_PID(smx_process_t process)
593 return SIMIX_process_get_PID(process);
597 * \ingroup simix_process_management
598 * \brief Return the parent PID of a #smx_process_t.
599 * \param process a SIMIX process
600 * \return the PID of this process parenrt
602 int simcall_process_get_PPID(smx_process_t process)
604 return SIMIX_process_get_PPID(process);
608 * \ingroup simix_process_management
609 * \brief Return the user data of a #smx_process_t.
610 * \param process a SIMIX process
611 * \return the user data of this process
613 void* simcall_process_get_data(smx_process_t process)
615 return SIMIX_process_get_data(process);
619 * \ingroup simix_process_management
620 * \brief Set the user data of a #smx_process_t.
622 * This functions sets the user data associated to \a process.
623 * \param process SIMIX process
624 * \param data User data
626 void simcall_process_set_data(smx_process_t process, void *data)
628 simgrid::simix::kernel(std::bind(SIMIX_process_set_data, process, data));
631 static void kill_process(void* arg)
633 simix_global->kill_process_function((smx_process_t) arg);
637 * \ingroup simix_process_management
638 * \brief Set the kill time of a process.
640 void simcall_process_set_kill_time(smx_process_t process, double kill_time)
643 if (kill_time > SIMIX_get_clock()) {
644 if (simix_global->kill_process_function) {
645 XBT_DEBUG("Set kill time %f for process %s(%s)",kill_time, process->name,
646 sg_host_get_name(process->host));
647 process->kill_timer = SIMIX_timer_set(kill_time, kill_process, process);
652 * \ingroup simix_process_management
653 * \brief Get the kill time of a process (or 0 if unset).
655 double simcall_process_get_kill_time(smx_process_t process) {
656 return SIMIX_timer_get_date(process->kill_timer);
660 * \ingroup simix_process_management
661 * \brief Return the location on which an agent is running.
663 * This functions returns the sg_host_t corresponding to the location on which
664 * \a process is running.
665 * \param process SIMIX process
668 sg_host_t simcall_process_get_host(smx_process_t process)
670 return SIMIX_process_get_host(process);
674 * \ingroup simix_process_management
675 * \brief Return the name of an agent.
677 * This functions checks whether \a process is a valid pointer or not and return its name.
678 * \param process SIMIX process
679 * \return The process name
681 const char* simcall_process_get_name(smx_process_t process)
683 return SIMIX_process_get_name(process);
687 * \ingroup simix_process_management
688 * \brief Returns true if the process is suspended .
690 * This checks whether a process is suspended or not by inspecting the task on which it was waiting for the completion.
691 * \param process SIMIX process
692 * \return 1, if the process is suspended, else 0.
694 int simcall_process_is_suspended(smx_process_t process)
696 return simcall_BODY_process_is_suspended(process);
700 * \ingroup simix_process_management
701 * \brief Return the properties
703 * This functions returns the properties associated with this process
705 xbt_dict_t simcall_process_get_properties(smx_process_t process)
707 return SIMIX_process_get_properties(process);
710 * \ingroup simix_process_management
711 * \brief Add an on_exit function
712 * Add an on_exit function which will be executed when the process exits/is killed.
714 XBT_PUBLIC(void) simcall_process_on_exit(smx_process_t process, int_f_pvoid_pvoid_t fun, void *data)
716 simcall_BODY_process_on_exit(process, fun, data);
719 * \ingroup simix_process_management
720 * \brief Sets the process to be auto-restarted or not by SIMIX when its host comes back up.
721 * Will restart the process when the host comes back up if auto_restart is set to 1.
724 XBT_PUBLIC(void) simcall_process_auto_restart_set(smx_process_t process, int auto_restart)
726 simcall_BODY_process_auto_restart_set(process, auto_restart);
730 * \ingroup simix_process_management
731 * \brief Restarts the process, killing it and starting it again from scratch.
733 XBT_PUBLIC(smx_process_t) simcall_process_restart(smx_process_t process)
735 return (smx_process_t) simcall_BODY_process_restart(process);
738 * \ingroup simix_process_management
739 * \brief Creates a new sleep SIMIX synchro.
741 * This function creates a SURF action and allocates the data necessary
742 * to create the SIMIX synchro. It can raise a host_error exception if the
743 * host crashed. The default SIMIX name of the synchro is "sleep".
745 * \param duration Time duration of the sleep.
746 * \return A result telling whether the sleep was successful
748 e_smx_state_t simcall_process_sleep(double duration)
750 /* checking for infinite values */
751 xbt_assert(isfinite(duration), "duration is not finite!");
752 return (e_smx_state_t) simcall_BODY_process_sleep(duration);
756 * \ingroup simix_rdv_management
757 * \brief Creates a new rendez-vous point
758 * \param name The name of the rendez-vous point
759 * \return The created rendez-vous point
761 smx_rdv_t simcall_rdv_create(const char *name)
763 return simcall_BODY_rdv_create(name);
768 * \ingroup simix_rdv_management
769 * \brief Destroy a rendez-vous point
770 * \param rdv The rendez-vous point to destroy
772 void simcall_rdv_destroy(smx_rdv_t rdv)
774 simcall_BODY_rdv_destroy(rdv);
777 * \ingroup simix_rdv_management
778 * \brief Returns a rendez-vous point knowing its name
780 smx_rdv_t simcall_rdv_get_by_name(const char *name)
782 xbt_assert(name != NULL, "Invalid parameter for simcall_rdv_get_by_name (name is NULL)");
784 /* FIXME: this is a horrible loss of performance, so we hack it out by
785 * skipping the simcall (for now). It works in parallel, it won't work on
786 * distributed but probably we will change MSG for that. */
788 return SIMIX_rdv_get_by_name(name);
792 * \ingroup simix_rdv_management
793 * \brief Counts the number of communication synchros of a given host pending
794 * on a rendez-vous point.
795 * \param rdv The rendez-vous point
796 * \param host The host to be counted
797 * \return The number of comm synchros pending in the rdv
799 int simcall_rdv_comm_count_by_host(smx_rdv_t rdv, sg_host_t host)
801 return simcall_BODY_rdv_comm_count_by_host(rdv, host);
805 * \ingroup simix_rdv_management
806 * \brief returns the communication at the head of the rendez-vous
807 * \param rdv The rendez-vous point
808 * \return The communication or NULL if empty
810 smx_synchro_t simcall_rdv_get_head(smx_rdv_t rdv)
812 return simcall_BODY_rdv_get_head(rdv);
815 void simcall_rdv_set_receiver(smx_rdv_t rdv, smx_process_t process)
817 simcall_BODY_rdv_set_receiver(rdv, process);
820 smx_process_t simcall_rdv_get_receiver(smx_rdv_t rdv)
822 return simcall_BODY_rdv_get_receiver(rdv);
826 * \ingroup simix_comm_management
828 void simcall_comm_send(smx_process_t sender, smx_rdv_t rdv, double task_size, double rate,
829 void *src_buff, size_t src_buff_size,
830 int (*match_fun)(void *, void *, smx_synchro_t),
831 void (*copy_data_fun)(smx_synchro_t, void*, size_t), void *data,
834 /* checking for infinite values */
835 xbt_assert(isfinite(task_size), "task_size is not finite!");
836 xbt_assert(isfinite(rate), "rate is not finite!");
837 xbt_assert(isfinite(timeout), "timeout is not finite!");
839 xbt_assert(rdv, "No rendez-vous point defined for send");
841 if (MC_is_active() || MC_record_replay_is_active()) {
842 /* the model-checker wants two separate simcalls */
843 smx_synchro_t comm = NULL; /* MC needs the comm to be set to NULL during the simcall */
844 comm = simcall_comm_isend(sender, rdv, task_size, rate,
845 src_buff, src_buff_size, match_fun, NULL, copy_data_fun, data, 0);
846 simcall_comm_wait(comm, timeout);
850 simcall_BODY_comm_send(sender, rdv, task_size, rate, src_buff, src_buff_size,
851 match_fun, copy_data_fun, data, timeout);
856 * \ingroup simix_comm_management
858 smx_synchro_t simcall_comm_isend(smx_process_t sender, smx_rdv_t rdv, double task_size, double rate,
859 void *src_buff, size_t src_buff_size,
860 int (*match_fun)(void *, void *, smx_synchro_t),
861 void (*clean_fun)(void *),
862 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
866 /* checking for infinite values */
867 xbt_assert(isfinite(task_size), "task_size is not finite!");
868 xbt_assert(isfinite(rate), "rate is not finite!");
870 xbt_assert(rdv, "No rendez-vous point defined for isend");
872 return simcall_BODY_comm_isend(sender, rdv, task_size, rate, src_buff,
873 src_buff_size, match_fun,
874 clean_fun, copy_data_fun, data, detached);
878 * \ingroup simix_comm_management
880 void simcall_comm_recv(smx_process_t receiver, smx_rdv_t rdv, void *dst_buff, size_t * dst_buff_size,
881 int (*match_fun)(void *, void *, smx_synchro_t),
882 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
883 void *data, double timeout, double rate)
885 xbt_assert(isfinite(timeout), "timeout is not finite!");
886 xbt_assert(rdv, "No rendez-vous point defined for recv");
888 if (MC_is_active() || MC_record_replay_is_active()) {
889 /* the model-checker wants two separate simcalls */
890 smx_synchro_t comm = NULL; /* MC needs the comm to be set to NULL during the simcall */
891 comm = simcall_comm_irecv(receiver, rdv, dst_buff, dst_buff_size,
892 match_fun, copy_data_fun, data, rate);
893 simcall_comm_wait(comm, timeout);
897 simcall_BODY_comm_recv(receiver, rdv, dst_buff, dst_buff_size,
898 match_fun, copy_data_fun, data, timeout, rate);
902 * \ingroup simix_comm_management
904 smx_synchro_t simcall_comm_irecv(smx_process_t receiver, smx_rdv_t rdv, void *dst_buff, size_t *dst_buff_size,
905 int (*match_fun)(void *, void *, smx_synchro_t),
906 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
907 void *data, double rate)
909 xbt_assert(rdv, "No rendez-vous point defined for irecv");
911 return simcall_BODY_comm_irecv(receiver, rdv, dst_buff, dst_buff_size,
912 match_fun, copy_data_fun, data, rate);
916 * \ingroup simix_comm_management
918 smx_synchro_t simcall_comm_iprobe(smx_rdv_t rdv, int type, int src, int tag,
919 int (*match_fun)(void *, void *, smx_synchro_t), void *data)
921 xbt_assert(rdv, "No rendez-vous point defined for iprobe");
923 return simcall_BODY_comm_iprobe(rdv, type, src, tag, match_fun, data);
927 * \ingroup simix_comm_management
929 void simcall_comm_cancel(smx_synchro_t comm)
931 simcall_BODY_comm_cancel(comm);
935 * \ingroup simix_comm_management
937 unsigned int simcall_comm_waitany(xbt_dynar_t comms)
939 return simcall_BODY_comm_waitany(comms);
943 * \ingroup simix_comm_management
945 int simcall_comm_testany(xbt_dynar_t comms)
947 if (xbt_dynar_is_empty(comms))
949 return simcall_BODY_comm_testany(comms);
953 * \ingroup simix_comm_management
955 void simcall_comm_wait(smx_synchro_t comm, double timeout)
957 xbt_assert(isfinite(timeout), "timeout is not finite!");
958 simcall_BODY_comm_wait(comm, timeout);
962 * \brief Set the category of an synchro.
964 * This functions changes the category only. It calls a surf function.
965 * \param execution The execution synchro
966 * \param category The tracing category
968 void simcall_set_category(smx_synchro_t synchro, const char *category)
970 if (category == NULL) {
973 simcall_BODY_set_category(synchro, category);
977 * \ingroup simix_comm_management
980 int simcall_comm_test(smx_synchro_t comm)
982 return simcall_BODY_comm_test(comm);
986 * \ingroup simix_comm_management
989 double simcall_comm_get_remains(smx_synchro_t comm)
991 return simcall_BODY_comm_get_remains(comm);
995 * \ingroup simix_comm_management
998 e_smx_state_t simcall_comm_get_state(smx_synchro_t comm)
1000 return simcall_BODY_comm_get_state(comm);
1004 * \ingroup simix_comm_management
1007 void *simcall_comm_get_src_data(smx_synchro_t comm)
1009 return simcall_BODY_comm_get_src_data(comm);
1013 * \ingroup simix_comm_management
1016 void *simcall_comm_get_dst_data(smx_synchro_t comm)
1018 return simcall_BODY_comm_get_dst_data(comm);
1022 * \ingroup simix_comm_management
1025 smx_process_t simcall_comm_get_src_proc(smx_synchro_t comm)
1027 return simcall_BODY_comm_get_src_proc(comm);
1031 * \ingroup simix_comm_management
1034 smx_process_t simcall_comm_get_dst_proc(smx_synchro_t comm)
1036 return simcall_BODY_comm_get_dst_proc(comm);
1039 #ifdef HAVE_LATENCY_BOUND_TRACKING
1040 int simcall_comm_is_latency_bounded(smx_synchro_t comm)
1042 return simcall_BODY_comm_is_latency_bounded(comm);
1047 * \ingroup simix_synchro_management
1050 smx_mutex_t simcall_mutex_init(void)
1053 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
1056 return simcall_BODY_mutex_init();
1060 * \ingroup simix_synchro_management
1063 void simcall_mutex_destroy(smx_mutex_t mutex)
1065 simcall_BODY_mutex_destroy(mutex);
1069 * \ingroup simix_synchro_management
1072 void simcall_mutex_lock(smx_mutex_t mutex)
1074 simcall_BODY_mutex_lock(mutex);
1078 * \ingroup simix_synchro_management
1081 int simcall_mutex_trylock(smx_mutex_t mutex)
1083 return simcall_BODY_mutex_trylock(mutex);
1087 * \ingroup simix_synchro_management
1090 void simcall_mutex_unlock(smx_mutex_t mutex)
1092 simcall_BODY_mutex_unlock(mutex);
1096 * \ingroup simix_synchro_management
1099 smx_cond_t simcall_cond_init(void)
1101 return simcall_BODY_cond_init();
1105 * \ingroup simix_synchro_management
1108 void simcall_cond_destroy(smx_cond_t cond)
1110 simcall_BODY_cond_destroy(cond);
1114 * \ingroup simix_synchro_management
1117 void simcall_cond_signal(smx_cond_t cond)
1119 simcall_BODY_cond_signal(cond);
1123 * \ingroup simix_synchro_management
1126 void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex)
1128 simcall_BODY_cond_wait(cond, mutex);
1132 * \ingroup simix_synchro_management
1135 void simcall_cond_wait_timeout(smx_cond_t cond,
1139 xbt_assert(isfinite(timeout), "timeout is not finite!");
1140 simcall_BODY_cond_wait_timeout(cond, mutex, timeout);
1144 * \ingroup simix_synchro_management
1147 void simcall_cond_broadcast(smx_cond_t cond)
1149 simcall_BODY_cond_broadcast(cond);
1153 * \ingroup simix_synchro_management
1156 smx_sem_t simcall_sem_init(int capacity)
1158 return simcall_BODY_sem_init(capacity);
1162 * \ingroup simix_synchro_management
1165 void simcall_sem_destroy(smx_sem_t sem)
1167 simcall_BODY_sem_destroy(sem);
1171 * \ingroup simix_synchro_management
1174 void simcall_sem_release(smx_sem_t sem)
1176 simcall_BODY_sem_release(sem);
1180 * \ingroup simix_synchro_management
1183 int simcall_sem_would_block(smx_sem_t sem)
1185 return simcall_BODY_sem_would_block(sem);
1189 * \ingroup simix_synchro_management
1192 void simcall_sem_acquire(smx_sem_t sem)
1194 simcall_BODY_sem_acquire(sem);
1198 * \ingroup simix_synchro_management
1201 void simcall_sem_acquire_timeout(smx_sem_t sem, double timeout)
1203 xbt_assert(isfinite(timeout), "timeout is not finite!");
1204 simcall_BODY_sem_acquire_timeout(sem, timeout);
1208 * \ingroup simix_synchro_management
1211 int simcall_sem_get_capacity(smx_sem_t sem)
1213 return simcall_BODY_sem_get_capacity(sem);
1217 * \ingroup simix_file_management
1220 sg_size_t simcall_file_read(smx_file_t fd, sg_size_t size, sg_host_t host)
1222 return simcall_BODY_file_read(fd, size, host);
1226 * \ingroup simix_file_management
1229 sg_size_t simcall_file_write(smx_file_t fd, sg_size_t size, sg_host_t host)
1231 return simcall_BODY_file_write(fd, size, host);
1235 * \ingroup simix_file_management
1238 smx_file_t simcall_file_open(const char* fullpath, sg_host_t host)
1240 return simcall_BODY_file_open(fullpath, host);
1244 * \ingroup simix_file_management
1247 int simcall_file_close(smx_file_t fd, sg_host_t host)
1249 return simcall_BODY_file_close(fd, host);
1253 * \ingroup simix_file_management
1256 int simcall_file_unlink(smx_file_t fd, sg_host_t host)
1258 return simcall_BODY_file_unlink(fd, host);
1262 * \ingroup simix_file_management
1265 sg_size_t simcall_file_get_size(smx_file_t fd){
1266 return simcall_BODY_file_get_size(fd);
1270 * \ingroup simix_file_management
1273 sg_size_t simcall_file_tell(smx_file_t fd){
1274 return simcall_BODY_file_tell(fd);
1278 * \ingroup simix_file_management
1281 xbt_dynar_t simcall_file_get_info(smx_file_t fd)
1283 return simcall_BODY_file_get_info(fd);
1287 * \ingroup simix_file_management
1290 int simcall_file_seek(smx_file_t fd, sg_offset_t offset, int origin){
1291 return simcall_BODY_file_seek(fd, offset, origin);
1295 * \ingroup simix_file_management
1296 * \brief Move a file to another location on the *same mount point*.
1299 int simcall_file_move(smx_file_t fd, const char* fullpath)
1301 return simcall_BODY_file_move(fd, fullpath);
1305 * \ingroup simix_storage_management
1306 * \brief Returns the free space size on a given storage element.
1307 * \param storage a storage
1308 * \return Return the free space size on a given storage element (as sg_size_t)
1310 sg_size_t simcall_storage_get_free_size (smx_storage_t storage){
1311 return simcall_BODY_storage_get_free_size(storage);
1315 * \ingroup simix_storage_management
1316 * \brief Returns the used space size on a given storage element.
1317 * \param storage a storage
1318 * \return Return the used space size on a given storage element (as sg_size_t)
1320 sg_size_t simcall_storage_get_used_size (smx_storage_t storage){
1321 return simcall_BODY_storage_get_used_size(storage);
1325 * \ingroup simix_storage_management
1326 * \brief Returns a dict of the properties assigned to a storage element.
1328 * \param storage A storage element
1329 * \return The properties of this storage element
1331 xbt_dict_t simcall_storage_get_properties(smx_storage_t storage)
1333 return simcall_BODY_storage_get_properties(storage);
1337 * \ingroup simix_storage_management
1338 * \brief Returns a dict containing the content of a storage element.
1340 * \param storage A storage element
1341 * \return The content of this storage element as a dict (full path file => size)
1343 xbt_dict_t simcall_storage_get_content(smx_storage_t storage)
1345 return simcall_BODY_storage_get_content(storage);
1348 void simcall_run_kernel(std::function<void()> const& code)
1350 return simcall_BODY_run_kernel((void*) &code);
1355 void *simcall_mc_snapshot(void) {
1356 return simcall_BODY_mc_snapshot();
1359 int simcall_mc_compare_snapshots(void *s1, void *s2) {
1360 return simcall_BODY_mc_compare_snapshots((simgrid::mc::Snapshot*)s1, (simgrid::mc::Snapshot*)s2);
1363 #endif /* HAVE_MC */
1365 int simcall_mc_random(int min, int max) {
1366 return simcall_BODY_mc_random(min, max);
1369 /* ************************************************************************** */
1371 /** @brief returns a printable string representing a simcall */
1372 const char *SIMIX_simcall_name(e_smx_simcall_t kind) {
1373 return simcall_names[kind];