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. */
14 #include <cmath> /* std::isfinite() */
18 #include <xbt/functional.hpp>
20 #include <simgrid/simix/blocking_simcall.hpp>
22 #include "src/mc/mc_replay.h"
23 #include "smx_private.h"
24 #include "src/mc/mc_forward.hpp"
27 #include "src/simix/smx_host_private.h"
28 #include "src/kernel/activity/SynchroComm.hpp"
29 #include "src/surf/virtual_machine.hpp"
32 #include <simgrid/simix.hpp>
34 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix);
36 #include "popping_bodies.cpp"
38 void simcall_call(smx_actor_t process)
40 if (process != simix_global->maestro_process) {
41 XBT_DEBUG("Yield process '%s' on simcall %s (%d)", process->name.c_str(),
42 SIMIX_simcall_name(process->simcall.call), (int)process->simcall.call);
43 SIMIX_process_yield(process);
45 SIMIX_simcall_handle(&process->simcall, 0);
52 * \ingroup simix_host_management
53 * \brief Returns a dict of the properties assigned to a router or AS.
55 * \param name The name of the router or AS
56 * \return The properties
58 xbt_dict_t simcall_asr_get_properties(const char *name)
60 return simcall_BODY_asr_get_properties(name);
64 * \ingroup simix_process_management
65 * \brief Creates a synchro that executes some computation of an host.
67 * This function creates a SURF action and allocates the data necessary
68 * to create the SIMIX synchro. It can raise a host_error exception if the host crashed.
70 * \param name Name of the execution synchro to create
71 * \param flops_amount amount Computation amount (in flops)
72 * \param priority computation priority
74 * \return A new SIMIX execution synchronization
76 smx_activity_t simcall_execution_start(const char *name,
78 double priority, double bound)
80 /* checking for infinite values */
81 xbt_assert(std::isfinite(flops_amount), "flops_amount is not finite!");
82 xbt_assert(std::isfinite(priority), "priority is not finite!");
84 return simcall_BODY_execution_start(name, flops_amount, priority, bound);
88 * \ingroup simix_process_management
89 * \brief Creates a synchro that may involve parallel computation on
90 * several hosts and communication between them.
92 * \param name Name of the execution synchro to create
93 * \param host_nb Number of hosts where the synchro will be executed
94 * \param host_list Array (of size host_nb) of hosts where the synchro will be executed
95 * \param flops_amount Array (of size host_nb) of computation amount of hosts (in bytes)
96 * \param bytes_amount Array (of size host_nb * host_nb) representing the communication
97 * amount between each pair of hosts
98 * \param amount the SURF action amount
99 * \param rate the SURF action rate
100 * \return A new SIMIX execution synchronization
102 smx_activity_t simcall_execution_parallel_start(const char *name,
104 sg_host_t *host_list,
105 double *flops_amount,
106 double *bytes_amount,
111 /* checking for infinite values */
112 for (i = 0 ; i < host_nb ; ++i) {
113 xbt_assert(std::isfinite(flops_amount[i]), "flops_amount[%d] is not finite!", i);
114 if (bytes_amount != nullptr) {
115 for (j = 0 ; j < host_nb ; ++j) {
116 xbt_assert(std::isfinite(bytes_amount[i + host_nb * j]),
117 "bytes_amount[%d+%d*%d] is not finite!", i, host_nb, j);
122 xbt_assert(std::isfinite(amount), "amount is not finite!");
123 xbt_assert(std::isfinite(rate), "rate is not finite!");
125 return simcall_BODY_execution_parallel_start(name, host_nb, host_list,
133 * \ingroup simix_process_management
134 * \brief Cancels an execution synchro.
136 * This functions stops the execution. It calls a surf function.
137 * \param execution The execution synchro to cancel
139 void simcall_execution_cancel(smx_activity_t execution)
141 simcall_BODY_execution_cancel(execution);
145 * \ingroup simix_process_management
146 * \brief Changes the priority of an execution synchro.
148 * This functions changes the priority only. It calls a surf function.
149 * \param execution The execution synchro
150 * \param priority The new priority
152 void simcall_execution_set_priority(smx_activity_t execution, double priority)
154 /* checking for infinite values */
155 xbt_assert(std::isfinite(priority), "priority is not finite!");
157 simcall_BODY_execution_set_priority(execution, priority);
161 * \ingroup simix_process_management
162 * \brief Changes the capping (the maximum CPU utilization) of an execution synchro.
164 * This functions changes the capping only. It calls a surf function.
165 * \param execution The execution synchro
166 * \param bound The new bound
168 void simcall_execution_set_bound(smx_activity_t execution, double bound)
170 simcall_BODY_execution_set_bound(execution, bound);
174 * \ingroup simix_host_management
175 * \brief Waits for the completion of an execution synchro and destroy it.
177 * \param execution The execution synchro
179 e_smx_state_t simcall_execution_wait(smx_activity_t execution)
181 return (e_smx_state_t) simcall_BODY_execution_wait(execution);
186 * \ingroup simix_vm_management
187 * \brief Create a VM on the given physical host.
189 * \param name VM name
190 * \param host Physical host
192 * \return The host object of the VM
194 sg_host_t simcall_vm_create(const char *name, sg_host_t phys_host)
196 return simgrid::simix::kernelImmediate([&name, &phys_host] {
197 sg_host_t host = surf_vm_model->createVM(name, phys_host);
198 host->extension_set<simgrid::simix::Host>(new simgrid::simix::Host());
205 * \ingroup simix_vm_management
206 * \brief Start the given VM to the given physical host
210 void simcall_vm_start(sg_host_t vm)
212 simgrid::simix::kernelImmediate(std::bind(SIMIX_vm_start, vm));
216 * \ingroup simix_vm_management
217 * \brief Get the state of the given VM
220 * \return The state of the VM
222 int simcall_vm_get_state(sg_host_t vm)
224 return simgrid::simix::kernelImmediate(std::bind(SIMIX_vm_get_state, vm));
228 * \ingroup simix_vm_management
229 * \brief Get the name of the physical host on which the given VM runs.
232 * \return The name of the physical host
234 void *simcall_vm_get_pm(sg_host_t vm)
236 return simgrid::simix::kernelImmediate(std::bind(SIMIX_vm_get_pm, vm));
239 void simcall_vm_set_bound(sg_host_t vm, double bound)
241 simgrid::simix::kernelImmediate(std::bind(SIMIX_vm_set_bound, vm, bound));
245 * \ingroup simix_vm_management
246 * \brief Migrate the given VM to the given physical host
249 * \param host Destination physical host
251 void simcall_vm_migrate(sg_host_t vm, sg_host_t host)
253 simgrid::simix::kernelImmediate(std::bind(SIMIX_vm_migrate, vm, host));
257 * \ingroup simix_vm_management
258 * \brief Suspend the given VM
262 void simcall_vm_suspend(sg_host_t vm)
264 simcall_BODY_vm_suspend(vm);
268 * \ingroup simix_vm_management
269 * \brief Resume the given VM
273 void simcall_vm_resume(sg_host_t vm)
275 simcall_BODY_vm_resume(vm);
279 * \ingroup simix_vm_management
280 * \brief Save the given VM
284 void simcall_vm_save(sg_host_t vm)
286 simcall_BODY_vm_save(vm);
290 * \ingroup simix_vm_management
291 * \brief Restore the given VM
295 void simcall_vm_restore(sg_host_t vm)
297 simcall_BODY_vm_restore(vm);
301 * \ingroup simix_vm_management
302 * \brief Shutdown the given VM
306 void simcall_vm_shutdown(sg_host_t vm)
308 simcall_BODY_vm_shutdown(vm);
312 * \ingroup simix_vm_management
313 * \brief Destroy the given VM
317 void simcall_vm_destroy(sg_host_t vm)
319 simgrid::simix::kernelImmediate(std::bind(SIMIX_vm_destroy, vm));
323 * \ingroup simix_vm_management
324 * \brief Encompassing simcall to prevent the removal of the src or the dst node at the end of a VM migration
325 * The simcall actually invokes the following calls:
326 * simcall_vm_migrate(vm, dst_pm);
327 * simcall_vm_resume(vm);
329 * It is called at the end of the migration_rx_fun function from msg/msg_vm.c
331 * \param vm VM to migrate
332 * \param src_pm Source physical host
333 * \param dst_pmt Destination physical host
335 void simcall_vm_migratefrom_resumeto(sg_host_t vm, sg_host_t src_pm, sg_host_t dst_pm)
337 simgrid::simix::kernelImmediate(std::bind(
338 SIMIX_vm_migratefrom_resumeto, vm, src_pm, dst_pm));
342 * \ingroup simix_process_management
343 * \brief Kills a SIMIX process.
345 * This function simply kills a process.
347 * \param process poor victim
349 void simcall_process_kill(smx_actor_t process)
351 simcall_BODY_process_kill(process);
355 * \ingroup simix_process_management
356 * \brief Kills all SIMIX processes.
358 void simcall_process_killall(int reset_pid)
360 simcall_BODY_process_killall(reset_pid);
364 * \ingroup simix_process_management
365 * \brief Cleans up a SIMIX process.
366 * \param process poor victim (must have already been killed)
368 void simcall_process_cleanup(smx_actor_t process)
370 simcall_BODY_process_cleanup(process);
374 * \ingroup simix_process_management
375 * \brief Migrates an agent to another location.
377 * This function changes the value of the host on which \a process is running.
379 * \param process the process to migrate
380 * \param dest name of the new host
382 void simcall_process_set_host(smx_actor_t process, sg_host_t dest)
384 simcall_BODY_process_set_host(process, dest);
387 void simcall_process_join(smx_actor_t process, double timeout)
389 simcall_BODY_process_join(process, timeout);
393 * \ingroup simix_process_management
394 * \brief Suspends a process.
396 * This function suspends the process by suspending the synchro
397 * it was waiting for completion.
399 * \param process a SIMIX process
401 void simcall_process_suspend(smx_actor_t process)
403 xbt_assert(process, "Invalid parameters");
405 simcall_BODY_process_suspend(process);
409 * \ingroup simix_process_management
410 * \brief Resumes a suspended process.
412 * This function resumes a suspended process by resuming the synchro
413 * it was waiting for completion.
415 * \param process a SIMIX process
417 void simcall_process_resume(smx_actor_t process)
419 simcall_BODY_process_resume(process);
423 * \ingroup simix_process_management
424 * \brief Returns the amount of SIMIX processes in the system
426 * Maestro internal process is not counted, only user code processes are
428 int simcall_process_count()
430 return simgrid::simix::kernelImmediate(SIMIX_process_count);
434 * \ingroup simix_process_management
435 * \brief Return the user data of a #smx_actor_t.
436 * \param process a SIMIX process
437 * \return the user data of this process
439 void* simcall_process_get_data(smx_actor_t process)
441 return SIMIX_process_get_data(process);
445 * \ingroup simix_process_management
446 * \brief Set the user data of a #smx_actor_t.
448 * This functions sets the user data associated to \a process.
449 * \param process SIMIX process
450 * \param data User data
452 void simcall_process_set_data(smx_actor_t process, void *data)
454 simgrid::simix::kernelImmediate(std::bind(SIMIX_process_set_data, process, data));
458 * \ingroup simix_process_management
459 * \brief Set the kill time of a process.
461 void simcall_process_set_kill_time(smx_actor_t process, double kill_time)
464 if (kill_time <= SIMIX_get_clock() || simix_global->kill_process_function == nullptr)
466 XBT_DEBUG("Set kill time %f for process %s(%s)",
467 kill_time, process->name.c_str(), sg_host_get_name(process->host));
468 process->kill_timer = SIMIX_timer_set(kill_time, [=] {
469 simix_global->kill_process_function(process);
470 process->kill_timer=nullptr;
474 * \ingroup simix_process_management
475 * \brief Get the kill time of a process (or 0 if unset).
477 double simcall_process_get_kill_time(smx_actor_t process) {
478 return SIMIX_timer_get_date(process->kill_timer);
482 * \ingroup simix_process_management
483 * \brief Returns true if the process is suspended .
485 * This checks whether a process is suspended or not by inspecting the task on which it was waiting for the completion.
486 * \param process SIMIX process
487 * \return 1, if the process is suspended, else 0.
489 int simcall_process_is_suspended(smx_actor_t process)
491 return simcall_BODY_process_is_suspended(process);
495 * \ingroup simix_process_management
496 * \brief Return the properties
498 * This functions returns the properties associated with this process
500 xbt_dict_t simcall_process_get_properties(smx_actor_t process)
502 return SIMIX_process_get_properties(process);
505 * \ingroup simix_process_management
506 * \brief Add an on_exit function
507 * Add an on_exit function which will be executed when the process exits/is killed.
509 XBT_PUBLIC(void) simcall_process_on_exit(smx_actor_t process, int_f_pvoid_pvoid_t fun, void *data)
511 simcall_BODY_process_on_exit(process, fun, data);
514 * \ingroup simix_process_management
515 * \brief Sets the process to be auto-restarted or not by SIMIX when its host comes back up.
516 * Will restart the process when the host comes back up if auto_restart is set to 1.
519 XBT_PUBLIC(void) simcall_process_auto_restart_set(smx_actor_t process, int auto_restart)
521 simcall_BODY_process_auto_restart_set(process, auto_restart);
525 * \ingroup simix_process_management
526 * \brief Restarts the process, killing it and starting it again from scratch.
528 XBT_PUBLIC(smx_actor_t) simcall_process_restart(smx_actor_t process)
530 return (smx_actor_t) simcall_BODY_process_restart(process);
533 * \ingroup simix_process_management
534 * \brief Creates a new sleep SIMIX synchro.
536 * This function creates a SURF action and allocates the data necessary
537 * to create the SIMIX synchro. It can raise a host_error exception if the
538 * host crashed. The default SIMIX name of the synchro is "sleep".
540 * \param duration Time duration of the sleep.
541 * \return A result telling whether the sleep was successful
543 e_smx_state_t simcall_process_sleep(double duration)
545 /* checking for infinite values */
546 xbt_assert(std::isfinite(duration), "duration is not finite!");
547 return (e_smx_state_t) simcall_BODY_process_sleep(duration);
551 * \ingroup simix_mbox_management
552 * \brief Creates a new rendez-vous point
553 * \param name The name of the rendez-vous point
554 * \return The created rendez-vous point
556 smx_mailbox_t simcall_mbox_create(const char *name)
558 return simcall_BODY_mbox_create(name);
561 void simcall_mbox_set_receiver(smx_mailbox_t mbox, smx_actor_t process)
563 simcall_BODY_mbox_set_receiver(mbox, process);
567 * \ingroup simix_comm_management
569 void simcall_comm_send(smx_actor_t sender, smx_mailbox_t mbox, double task_size, double rate,
570 void *src_buff, size_t src_buff_size,
571 int (*match_fun)(void *, void *, smx_activity_t),
572 void (*copy_data_fun)(smx_activity_t, void*, size_t), void *data,
575 /* checking for infinite values */
576 xbt_assert(std::isfinite(task_size), "task_size is not finite!");
577 xbt_assert(std::isfinite(rate), "rate is not finite!");
578 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
580 xbt_assert(mbox, "No rendez-vous point defined for send");
582 if (MC_is_active() || MC_record_replay_is_active()) {
583 /* the model-checker wants two separate simcalls */
584 smx_activity_t comm = nullptr; /* MC needs the comm to be set to nullptr during the simcall */
585 comm = simcall_comm_isend(sender, mbox, task_size, rate,
586 src_buff, src_buff_size, match_fun, nullptr, copy_data_fun, data, 0);
587 simcall_comm_wait(comm, timeout);
591 simcall_BODY_comm_send(sender, mbox, task_size, rate, src_buff, src_buff_size,
592 match_fun, copy_data_fun, data, timeout);
597 * \ingroup simix_comm_management
599 smx_activity_t simcall_comm_isend(smx_actor_t sender, smx_mailbox_t mbox, double task_size, double rate,
600 void *src_buff, size_t src_buff_size,
601 int (*match_fun)(void *, void *, smx_activity_t),
602 void (*clean_fun)(void *),
603 void (*copy_data_fun)(smx_activity_t, void*, size_t),
607 /* checking for infinite values */
608 xbt_assert(std::isfinite(task_size), "task_size is not finite!");
609 xbt_assert(std::isfinite(rate), "rate is not finite!");
611 xbt_assert(mbox, "No rendez-vous point defined for isend");
613 return simcall_BODY_comm_isend(sender, mbox, task_size, rate, src_buff,
614 src_buff_size, match_fun,
615 clean_fun, copy_data_fun, data, detached);
619 * \ingroup simix_comm_management
621 void simcall_comm_recv(smx_actor_t receiver, smx_mailbox_t mbox, void *dst_buff, size_t * dst_buff_size,
622 int (*match_fun)(void *, void *, smx_activity_t),
623 void (*copy_data_fun)(smx_activity_t, void*, size_t),
624 void *data, double timeout, double rate)
626 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
627 xbt_assert(mbox, "No rendez-vous point defined for recv");
629 if (MC_is_active() || MC_record_replay_is_active()) {
630 /* the model-checker wants two separate simcalls */
631 smx_activity_t comm = nullptr; /* MC needs the comm to be set to nullptr during the simcall */
632 comm = simcall_comm_irecv(receiver, mbox, dst_buff, dst_buff_size,
633 match_fun, copy_data_fun, data, rate);
634 simcall_comm_wait(comm, timeout);
638 simcall_BODY_comm_recv(receiver, mbox, dst_buff, dst_buff_size,
639 match_fun, copy_data_fun, data, timeout, rate);
643 * \ingroup simix_comm_management
645 smx_activity_t simcall_comm_irecv(smx_actor_t receiver, smx_mailbox_t mbox, void *dst_buff, size_t *dst_buff_size,
646 int (*match_fun)(void *, void *, smx_activity_t),
647 void (*copy_data_fun)(smx_activity_t, void*, size_t),
648 void *data, double rate)
650 xbt_assert(mbox, "No rendez-vous point defined for irecv");
652 return simcall_BODY_comm_irecv(receiver, mbox, dst_buff, dst_buff_size,
653 match_fun, copy_data_fun, data, rate);
657 * \ingroup simix_comm_management
659 smx_activity_t simcall_comm_iprobe(smx_mailbox_t mbox, int type, int src, int tag,
660 int (*match_fun)(void *, void *, smx_activity_t), void *data)
662 xbt_assert(mbox, "No rendez-vous point defined for iprobe");
664 return simcall_BODY_comm_iprobe(mbox, type, src, tag, match_fun, data);
668 * \ingroup simix_comm_management
670 void simcall_comm_cancel(smx_activity_t synchro)
672 simgrid::simix::kernelImmediate([synchro]{
673 simgrid::kernel::activity::Comm *comm = static_cast<simgrid::kernel::activity::Comm*>(synchro);
679 * \ingroup simix_comm_management
681 unsigned int simcall_comm_waitany(xbt_dynar_t comms, double timeout)
683 return simcall_BODY_comm_waitany(comms, timeout);
687 * \ingroup simix_comm_management
689 int simcall_comm_testany(smx_activity_t* comms, size_t count)
693 return simcall_BODY_comm_testany(comms, count);
697 * \ingroup simix_comm_management
699 void simcall_comm_wait(smx_activity_t comm, double timeout)
701 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
702 simcall_BODY_comm_wait(comm, timeout);
706 * \brief Set the category of an synchro.
708 * This functions changes the category only. It calls a surf function.
709 * \param execution The execution synchro
710 * \param category The tracing category
712 void simcall_set_category(smx_activity_t synchro, const char *category)
714 if (category == nullptr) {
717 simcall_BODY_set_category(synchro, category);
721 * \ingroup simix_comm_management
724 int simcall_comm_test(smx_activity_t comm)
726 return simcall_BODY_comm_test(comm);
730 * \ingroup simix_synchro_management
733 smx_mutex_t simcall_mutex_init()
736 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
739 return simcall_BODY_mutex_init();
743 * \ingroup simix_synchro_management
746 void simcall_mutex_lock(smx_mutex_t mutex)
748 simcall_BODY_mutex_lock(mutex);
752 * \ingroup simix_synchro_management
755 int simcall_mutex_trylock(smx_mutex_t mutex)
757 return simcall_BODY_mutex_trylock(mutex);
761 * \ingroup simix_synchro_management
764 void simcall_mutex_unlock(smx_mutex_t mutex)
766 simcall_BODY_mutex_unlock(mutex);
770 * \ingroup simix_synchro_management
773 smx_cond_t simcall_cond_init()
775 return simcall_BODY_cond_init();
779 * \ingroup simix_synchro_management
782 void simcall_cond_signal(smx_cond_t cond)
784 simcall_BODY_cond_signal(cond);
788 * \ingroup simix_synchro_management
791 void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex)
793 simcall_BODY_cond_wait(cond, mutex);
797 * \ingroup simix_synchro_management
800 void simcall_cond_wait_timeout(smx_cond_t cond,
804 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
805 simcall_BODY_cond_wait_timeout(cond, mutex, timeout);
809 * \ingroup simix_synchro_management
812 void simcall_cond_broadcast(smx_cond_t cond)
814 simcall_BODY_cond_broadcast(cond);
818 * \ingroup simix_synchro_management
821 smx_sem_t simcall_sem_init(int capacity)
823 return simcall_BODY_sem_init(capacity);
827 * \ingroup simix_synchro_management
830 void simcall_sem_release(smx_sem_t sem)
832 simcall_BODY_sem_release(sem);
836 * \ingroup simix_synchro_management
839 int simcall_sem_would_block(smx_sem_t sem)
841 return simcall_BODY_sem_would_block(sem);
845 * \ingroup simix_synchro_management
848 void simcall_sem_acquire(smx_sem_t sem)
850 simcall_BODY_sem_acquire(sem);
854 * \ingroup simix_synchro_management
857 void simcall_sem_acquire_timeout(smx_sem_t sem, double timeout)
859 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
860 simcall_BODY_sem_acquire_timeout(sem, timeout);
864 * \ingroup simix_synchro_management
867 int simcall_sem_get_capacity(smx_sem_t sem)
869 return simcall_BODY_sem_get_capacity(sem);
873 * \ingroup simix_file_management
876 sg_size_t simcall_file_read(smx_file_t fd, sg_size_t size, sg_host_t host)
878 return simcall_BODY_file_read(fd, size, host);
882 * \ingroup simix_file_management
885 sg_size_t simcall_file_write(smx_file_t fd, sg_size_t size, sg_host_t host)
887 return simcall_BODY_file_write(fd, size, host);
891 * \ingroup simix_file_management
894 smx_file_t simcall_file_open(const char* fullpath, sg_host_t host)
896 return simcall_BODY_file_open(fullpath, host);
900 * \ingroup simix_file_management
903 int simcall_file_close(smx_file_t fd, sg_host_t host)
905 return simcall_BODY_file_close(fd, host);
909 * \ingroup simix_file_management
912 int simcall_file_unlink(smx_file_t fd, sg_host_t host)
914 return simcall_BODY_file_unlink(fd, host);
918 * \ingroup simix_file_management
921 sg_size_t simcall_file_get_size(smx_file_t fd){
922 return simcall_BODY_file_get_size(fd);
926 * \ingroup simix_file_management
929 sg_size_t simcall_file_tell(smx_file_t fd){
930 return simcall_BODY_file_tell(fd);
934 * \ingroup simix_file_management
937 xbt_dynar_t simcall_file_get_info(smx_file_t fd)
939 return simcall_BODY_file_get_info(fd);
943 * \ingroup simix_file_management
946 int simcall_file_seek(smx_file_t fd, sg_offset_t offset, int origin){
947 return simcall_BODY_file_seek(fd, offset, origin);
951 * \ingroup simix_file_management
952 * \brief Move a file to another location on the *same mount point*.
955 int simcall_file_move(smx_file_t fd, const char* fullpath)
957 return simcall_BODY_file_move(fd, fullpath);
961 * \ingroup simix_storage_management
962 * \brief Returns the free space size on a given storage element.
963 * \param storage a storage
964 * \return Return the free space size on a given storage element (as sg_size_t)
966 sg_size_t simcall_storage_get_free_size (smx_storage_t storage){
967 return simcall_BODY_storage_get_free_size(storage);
971 * \ingroup simix_storage_management
972 * \brief Returns the used space size on a given storage element.
973 * \param storage a storage
974 * \return Return the used space size on a given storage element (as sg_size_t)
976 sg_size_t simcall_storage_get_used_size (smx_storage_t storage){
977 return simcall_BODY_storage_get_used_size(storage);
981 * \ingroup simix_storage_management
982 * \brief Returns a dict of the properties assigned to a storage element.
984 * \param storage A storage element
985 * \return The properties of this storage element
987 xbt_dict_t simcall_storage_get_properties(smx_storage_t storage)
989 return simcall_BODY_storage_get_properties(storage);
993 * \ingroup simix_storage_management
994 * \brief Returns a dict containing the content of a storage element.
996 * \param storage A storage element
997 * \return The content of this storage element as a dict (full path file => size)
999 xbt_dict_t simcall_storage_get_content(smx_storage_t storage)
1001 return simcall_BODY_storage_get_content(storage);
1004 void simcall_run_kernel(std::function<void()> const& code)
1006 simcall_BODY_run_kernel(&code);
1009 void simcall_run_blocking(std::function<void()> const& code)
1011 simcall_BODY_run_blocking(&code);
1014 int simcall_mc_random(int min, int max) {
1015 return simcall_BODY_mc_random(min, max);
1018 /* ************************************************************************** */
1020 /** @brief returns a printable string representing a simcall */
1021 const char *SIMIX_simcall_name(e_smx_simcall_t kind) {
1022 return simcall_names[kind];
1028 void unblock(smx_actor_t process)
1030 xbt_assert(SIMIX_is_maestro());
1031 SIMIX_simcall_answer(&process->simcall);