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 "src/mc/mc_replay.h"
19 #include "smx_private.h"
20 #include "src/mc/mc_forward.hpp"
23 #include "src/simix/smx_host_private.h"
25 #include "src/simix/SynchroComm.hpp"
27 #include <simgrid/simix.hpp>
29 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix);
31 #include "popping_bodies.cpp"
33 void simcall_call(smx_process_t process)
35 if (process != simix_global->maestro_process) {
36 XBT_DEBUG("Yield process '%s' on simcall %s (%d)", process->name.c_str(),
37 SIMIX_simcall_name(process->simcall.call), (int)process->simcall.call);
38 SIMIX_process_yield(process);
40 SIMIX_simcall_handle(&process->simcall, 0);
47 * \ingroup simix_host_management
48 * \brief Returns a dict of the properties assigned to a router or AS.
50 * \param name The name of the router or AS
51 * \return The properties
53 xbt_dict_t simcall_asr_get_properties(const char *name)
55 return simcall_BODY_asr_get_properties(name);
59 * \ingroup simix_process_management
60 * \brief Creates a synchro that executes some computation of an host.
62 * This function creates a SURF action and allocates the data necessary
63 * to create the SIMIX synchro. It can raise a host_error exception if the host crashed.
65 * \param name Name of the execution synchro to create
66 * \param flops_amount amount Computation amount (in flops)
67 * \param priority computation priority
69 * \param affinity_mask
70 * \return A new SIMIX execution synchronization
72 smx_synchro_t simcall_execution_start(const char *name,
74 double priority, double bound, unsigned long affinity_mask)
76 /* checking for infinite values */
77 xbt_assert(std::isfinite(flops_amount), "flops_amount is not finite!");
78 xbt_assert(std::isfinite(priority), "priority is not finite!");
80 return simcall_BODY_execution_start(name, flops_amount, priority, bound, affinity_mask);
84 * \ingroup simix_process_management
85 * \brief Creates a synchro that may involve parallel computation on
86 * several hosts and communication between them.
88 * \param name Name of the execution synchro to create
89 * \param host_nb Number of hosts where the synchro will be executed
90 * \param host_list Array (of size host_nb) of hosts where the synchro will be executed
91 * \param flops_amount Array (of size host_nb) of computation amount of hosts (in bytes)
92 * \param bytes_amount Array (of size host_nb * host_nb) representing the communication
93 * amount between each pair of hosts
94 * \param amount the SURF action amount
95 * \param rate the SURF action rate
96 * \return A new SIMIX execution synchronization
98 smx_synchro_t simcall_execution_parallel_start(const char *name,
100 sg_host_t *host_list,
101 double *flops_amount,
102 double *bytes_amount,
107 /* checking for infinite values */
108 for (i = 0 ; i < host_nb ; ++i) {
109 xbt_assert(std::isfinite(flops_amount[i]), "flops_amount[%d] is not finite!", i);
110 if (bytes_amount != NULL) {
111 for (j = 0 ; j < host_nb ; ++j) {
112 xbt_assert(std::isfinite(bytes_amount[i + host_nb * j]),
113 "bytes_amount[%d+%d*%d] is not finite!", i, host_nb, j);
118 xbt_assert(std::isfinite(amount), "amount is not finite!");
119 xbt_assert(std::isfinite(rate), "rate is not finite!");
121 return simcall_BODY_execution_parallel_start(name, host_nb, host_list,
129 * \ingroup simix_process_management
130 * \brief Cancels an execution synchro.
132 * This functions stops the execution. It calls a surf function.
133 * \param execution The execution synchro to cancel
135 void simcall_execution_cancel(smx_synchro_t execution)
137 simcall_BODY_execution_cancel(execution);
141 * \ingroup simix_process_management
142 * \brief Changes the priority of an execution synchro.
144 * This functions changes the priority only. It calls a surf function.
145 * \param execution The execution synchro
146 * \param priority The new priority
148 void simcall_execution_set_priority(smx_synchro_t execution, double priority)
150 /* checking for infinite values */
151 xbt_assert(std::isfinite(priority), "priority is not finite!");
153 simcall_BODY_execution_set_priority(execution, priority);
157 * \ingroup simix_process_management
158 * \brief Changes the capping (the maximum CPU utilization) of an execution synchro.
160 * This functions changes the capping only. It calls a surf function.
161 * \param execution The execution synchro
162 * \param bound The new bound
164 void simcall_execution_set_bound(smx_synchro_t execution, double bound)
166 simcall_BODY_execution_set_bound(execution, bound);
170 * \ingroup simix_process_management
171 * \brief Changes the CPU affinity of an execution synchro.
173 * This functions changes the CPU affinity of an execution synchro. See taskset(1) on Linux.
174 * \param execution The execution synchro
176 * \param mask Affinity mask
178 void simcall_execution_set_affinity(smx_synchro_t execution, sg_host_t host, unsigned long mask)
180 simcall_BODY_execution_set_affinity(execution, host, mask);
184 * \ingroup simix_host_management
185 * \brief Waits for the completion of an execution synchro and destroy it.
187 * \param execution The execution synchro
189 e_smx_state_t simcall_execution_wait(smx_synchro_t execution)
191 return (e_smx_state_t) simcall_BODY_execution_wait(execution);
196 * \ingroup simix_vm_management
197 * \brief Create a VM on the given physical host.
199 * \param name VM name
200 * \param host Physical host
202 * \return The host object of the VM
204 void* simcall_vm_create(const char *name, sg_host_t phys_host)
206 return simgrid::simix::kernel(std::bind(SIMIX_vm_create, name, phys_host));
210 * \ingroup simix_vm_management
211 * \brief Start the given VM to the given physical host
215 void simcall_vm_start(sg_host_t vm)
217 return simgrid::simix::kernel(std::bind(SIMIX_vm_start, vm));
221 * \ingroup simix_vm_management
222 * \brief Get the state of the given VM
225 * \return The state of the VM
227 int simcall_vm_get_state(sg_host_t vm)
229 return simgrid::simix::kernel(std::bind(SIMIX_vm_get_state, vm));
233 * \ingroup simix_vm_management
234 * \brief Get the name of the physical host on which the given VM runs.
237 * \return The name of the physical host
239 void *simcall_vm_get_pm(sg_host_t vm)
241 return simgrid::simix::kernel(std::bind(SIMIX_vm_get_pm, vm));
244 void simcall_vm_set_bound(sg_host_t vm, double bound)
246 simgrid::simix::kernel(std::bind(SIMIX_vm_set_bound, vm, bound));
249 void simcall_vm_set_affinity(sg_host_t vm, sg_host_t pm, unsigned long mask)
251 simgrid::simix::kernel(std::bind(SIMIX_vm_set_affinity, vm, pm, mask));
255 * \ingroup simix_vm_management
256 * \brief Migrate the given VM to the given physical host
259 * \param host Destination physical host
261 void simcall_vm_migrate(sg_host_t vm, sg_host_t host)
263 return simgrid::simix::kernel(std::bind(SIMIX_vm_migrate, vm, host));
267 * \ingroup simix_vm_management
268 * \brief Suspend the given VM
272 void simcall_vm_suspend(sg_host_t vm)
274 simcall_BODY_vm_suspend(vm);
278 * \ingroup simix_vm_management
279 * \brief Resume the given VM
283 void simcall_vm_resume(sg_host_t vm)
285 simcall_BODY_vm_resume(vm);
289 * \ingroup simix_vm_management
290 * \brief Save the given VM
294 void simcall_vm_save(sg_host_t vm)
296 simcall_BODY_vm_save(vm);
300 * \ingroup simix_vm_management
301 * \brief Restore the given VM
305 void simcall_vm_restore(sg_host_t vm)
307 simcall_BODY_vm_restore(vm);
311 * \ingroup simix_vm_management
312 * \brief Shutdown the given VM
316 void simcall_vm_shutdown(sg_host_t vm)
318 simcall_BODY_vm_shutdown(vm);
322 * \ingroup simix_vm_management
323 * \brief Destroy the given VM
327 void simcall_vm_destroy(sg_host_t vm)
329 simgrid::simix::kernel(std::bind(SIMIX_vm_destroy, vm));
333 * \ingroup simix_vm_management
334 * \brief Encompassing simcall to prevent the removal of the src or the dst node at the end of a VM migration
335 * The simcall actually invokes the following calls:
336 * simcall_vm_set_affinity(vm, src_pm, 0);
337 * simcall_vm_migrate(vm, dst_pm);
338 * simcall_vm_resume(vm);
340 * It is called at the end of the migration_rx_fun function from msg/msg_vm.c
342 * \param vm VM to migrate
343 * \param src_pm Source physical host
344 * \param dst_pmt Destination physical host
346 void simcall_vm_migratefrom_resumeto(sg_host_t vm, sg_host_t src_pm, sg_host_t dst_pm)
348 simgrid::simix::kernel(std::bind(
349 SIMIX_vm_migratefrom_resumeto, vm, src_pm, dst_pm));
353 * \ingroup simix_process_management
354 * \brief Creates and runs a new SIMIX process.
356 * The structure and the corresponding thread are created and put in the list of ready processes.
358 * \param name a name for the process. It is for user-level information and can be NULL.
359 * \param code the main function of the process
360 * \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.
361 * It can be retrieved with the function \ref simcall_process_get_data.
362 * \param hostname name of the host where the new agent is executed.
363 * \param kill_time time when the process is killed
364 * \param argc first argument passed to \a code
365 * \param argv second argument passed to \a code
366 * \param properties the properties of the process
367 * \param auto_restart either it is autorestarting or not.
369 smx_process_t simcall_process_create(const char *name,
370 xbt_main_func_t code,
372 const char *hostname,
374 int argc, char **argv,
375 xbt_dict_t properties,
380 return (smx_process_t) simcall_BODY_process_create(name, code, data, hostname,
381 kill_time, argc, argv, properties,
386 * \ingroup simix_process_management
387 * \brief Kills a SIMIX process.
389 * This function simply kills a process.
391 * \param process poor victim
393 void simcall_process_kill(smx_process_t process)
395 simcall_BODY_process_kill(process);
399 * \ingroup simix_process_management
400 * \brief Kills all SIMIX processes.
402 void simcall_process_killall(int reset_pid)
404 simcall_BODY_process_killall(reset_pid);
408 * \ingroup simix_process_management
409 * \brief Cleans up a SIMIX process.
410 * \param process poor victim (must have already been killed)
412 void simcall_process_cleanup(smx_process_t process)
414 simcall_BODY_process_cleanup(process);
418 * \ingroup simix_process_management
419 * \brief Migrates an agent to another location.
421 * This function changes the value of the host on which \a process is running.
423 * \param process the process to migrate
424 * \param dest name of the new host
426 void simcall_process_set_host(smx_process_t process, sg_host_t dest)
428 simcall_BODY_process_set_host(process, dest);
431 void simcall_process_join(smx_process_t process, double timeout)
433 simcall_BODY_process_join(process, timeout);
437 * \ingroup simix_process_management
438 * \brief Suspends a process.
440 * This function suspends the process by suspending the synchro
441 * it was waiting for completion.
443 * \param process a SIMIX process
445 void simcall_process_suspend(smx_process_t process)
447 xbt_assert(process, "Invalid parameters");
449 simcall_BODY_process_suspend(process);
453 * \ingroup simix_process_management
454 * \brief Resumes a suspended process.
456 * This function resumes a suspended process by resuming the synchro
457 * it was waiting for completion.
459 * \param process a SIMIX process
461 void simcall_process_resume(smx_process_t process)
463 simcall_BODY_process_resume(process);
467 * \ingroup simix_process_management
468 * \brief Returns the amount of SIMIX processes in the system
470 * Maestro internal process is not counted, only user code processes are
472 int simcall_process_count(void)
474 return simgrid::simix::kernel(SIMIX_process_count);
478 * \ingroup simix_process_management
479 * \brief Return the PID of a #smx_process_t.
480 * \param process a SIMIX process
481 * \return the PID of this process
483 int simcall_process_get_PID(smx_process_t process)
485 return SIMIX_process_get_PID(process);
489 * \ingroup simix_process_management
490 * \brief Return the parent PID of a #smx_process_t.
491 * \param process a SIMIX process
492 * \return the PID of this process parenrt
494 int simcall_process_get_PPID(smx_process_t process)
496 return SIMIX_process_get_PPID(process);
500 * \ingroup simix_process_management
501 * \brief Return the user data of a #smx_process_t.
502 * \param process a SIMIX process
503 * \return the user data of this process
505 void* simcall_process_get_data(smx_process_t process)
507 return SIMIX_process_get_data(process);
511 * \ingroup simix_process_management
512 * \brief Set the user data of a #smx_process_t.
514 * This functions sets the user data associated to \a process.
515 * \param process SIMIX process
516 * \param data User data
518 void simcall_process_set_data(smx_process_t process, void *data)
520 simgrid::simix::kernel(std::bind(SIMIX_process_set_data, process, data));
524 * \ingroup simix_process_management
525 * \brief Set the kill time of a process.
527 void simcall_process_set_kill_time(smx_process_t process, double kill_time)
530 if (kill_time <= SIMIX_get_clock() || simix_global->kill_process_function == nullptr)
532 XBT_DEBUG("Set kill time %f for process %s(%s)",
533 kill_time, process->name.c_str(), sg_host_get_name(process->host));
534 process->kill_timer = SIMIX_timer_set(kill_time, [=] {
535 simix_global->kill_process_function(process);
536 process->kill_timer=NULL;
540 * \ingroup simix_process_management
541 * \brief Get the kill time of a process (or 0 if unset).
543 double simcall_process_get_kill_time(smx_process_t process) {
544 return SIMIX_timer_get_date(process->kill_timer);
548 * \ingroup simix_process_management
549 * \brief Return the location on which an agent is running.
551 * This functions returns the sg_host_t corresponding to the location on which
552 * \a process is running.
553 * \param process SIMIX process
556 sg_host_t simcall_process_get_host(smx_process_t process)
558 return SIMIX_process_get_host(process);
562 * \ingroup simix_process_management
563 * \brief Return the name of an agent.
565 * This functions checks whether \a process is a valid pointer or not and return its name.
566 * \param process SIMIX process
567 * \return The process name
569 const char* simcall_process_get_name(smx_process_t process)
571 return SIMIX_process_get_name(process);
575 * \ingroup simix_process_management
576 * \brief Returns true if the process is suspended .
578 * This checks whether a process is suspended or not by inspecting the task on which it was waiting for the completion.
579 * \param process SIMIX process
580 * \return 1, if the process is suspended, else 0.
582 int simcall_process_is_suspended(smx_process_t process)
584 return simcall_BODY_process_is_suspended(process);
588 * \ingroup simix_process_management
589 * \brief Return the properties
591 * This functions returns the properties associated with this process
593 xbt_dict_t simcall_process_get_properties(smx_process_t process)
595 return SIMIX_process_get_properties(process);
598 * \ingroup simix_process_management
599 * \brief Add an on_exit function
600 * Add an on_exit function which will be executed when the process exits/is killed.
602 XBT_PUBLIC(void) simcall_process_on_exit(smx_process_t process, int_f_pvoid_pvoid_t fun, void *data)
604 simcall_BODY_process_on_exit(process, fun, data);
607 * \ingroup simix_process_management
608 * \brief Sets the process to be auto-restarted or not by SIMIX when its host comes back up.
609 * Will restart the process when the host comes back up if auto_restart is set to 1.
612 XBT_PUBLIC(void) simcall_process_auto_restart_set(smx_process_t process, int auto_restart)
614 simcall_BODY_process_auto_restart_set(process, auto_restart);
618 * \ingroup simix_process_management
619 * \brief Restarts the process, killing it and starting it again from scratch.
621 XBT_PUBLIC(smx_process_t) simcall_process_restart(smx_process_t process)
623 return (smx_process_t) simcall_BODY_process_restart(process);
626 * \ingroup simix_process_management
627 * \brief Creates a new sleep SIMIX synchro.
629 * This function creates a SURF action and allocates the data necessary
630 * to create the SIMIX synchro. It can raise a host_error exception if the
631 * host crashed. The default SIMIX name of the synchro is "sleep".
633 * \param duration Time duration of the sleep.
634 * \return A result telling whether the sleep was successful
636 e_smx_state_t simcall_process_sleep(double duration)
638 /* checking for infinite values */
639 xbt_assert(std::isfinite(duration), "duration is not finite!");
640 return (e_smx_state_t) simcall_BODY_process_sleep(duration);
644 * \ingroup simix_mbox_management
645 * \brief Creates a new rendez-vous point
646 * \param name The name of the rendez-vous point
647 * \return The created rendez-vous point
649 smx_mailbox_t simcall_mbox_create(const char *name)
651 return simcall_BODY_mbox_create(name);
655 * \ingroup simix_mbox_management
656 * \brief Returns a rendez-vous point knowing its name
658 smx_mailbox_t simcall_mbox_get_by_name(const char *name)
660 /* FIXME: this is a horrible loss of performance, so we hack it out by
661 * skipping the simcall (for now). It works in parallel, it won't work on
662 * distributed but probably we will change MSG for that. */
664 return SIMIX_mbox_get_by_name(name);
668 * \ingroup simix_mbox_management
669 * \brief returns the communication at the head of the rendez-vous
670 * \param mbox The rendez-vous point
671 * \return The communication or NULL if empty
673 smx_synchro_t simcall_mbox_front(smx_mailbox_t mbox)
676 return mbox->comm_queue->empty()? nullptr:mbox->comm_queue->front();
679 void simcall_mbox_set_receiver(smx_mailbox_t mbox, smx_process_t process)
681 simcall_BODY_mbox_set_receiver(mbox, process);
685 * \ingroup simix_comm_management
687 void simcall_comm_send(smx_process_t sender, smx_mailbox_t mbox, double task_size, double rate,
688 void *src_buff, size_t src_buff_size,
689 int (*match_fun)(void *, void *, smx_synchro_t),
690 void (*copy_data_fun)(smx_synchro_t, void*, size_t), void *data,
693 /* checking for infinite values */
694 xbt_assert(std::isfinite(task_size), "task_size is not finite!");
695 xbt_assert(std::isfinite(rate), "rate is not finite!");
696 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
698 xbt_assert(mbox, "No rendez-vous point defined for send");
700 if (MC_is_active() || MC_record_replay_is_active()) {
701 /* the model-checker wants two separate simcalls */
702 smx_synchro_t comm = NULL; /* MC needs the comm to be set to NULL during the simcall */
703 comm = simcall_comm_isend(sender, mbox, task_size, rate,
704 src_buff, src_buff_size, match_fun, NULL, copy_data_fun, data, 0);
705 simcall_comm_wait(comm, timeout);
709 simcall_BODY_comm_send(sender, mbox, task_size, rate, src_buff, src_buff_size,
710 match_fun, copy_data_fun, data, timeout);
715 * \ingroup simix_comm_management
717 smx_synchro_t simcall_comm_isend(smx_process_t sender, smx_mailbox_t mbox, double task_size, double rate,
718 void *src_buff, size_t src_buff_size,
719 int (*match_fun)(void *, void *, smx_synchro_t),
720 void (*clean_fun)(void *),
721 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
725 /* checking for infinite values */
726 xbt_assert(std::isfinite(task_size), "task_size is not finite!");
727 xbt_assert(std::isfinite(rate), "rate is not finite!");
729 xbt_assert(mbox, "No rendez-vous point defined for isend");
731 return simcall_BODY_comm_isend(sender, mbox, task_size, rate, src_buff,
732 src_buff_size, match_fun,
733 clean_fun, copy_data_fun, data, detached);
737 * \ingroup simix_comm_management
739 void simcall_comm_recv(smx_process_t receiver, smx_mailbox_t mbox, void *dst_buff, size_t * dst_buff_size,
740 int (*match_fun)(void *, void *, smx_synchro_t),
741 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
742 void *data, double timeout, double rate)
744 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
745 xbt_assert(mbox, "No rendez-vous point defined for recv");
747 if (MC_is_active() || MC_record_replay_is_active()) {
748 /* the model-checker wants two separate simcalls */
749 smx_synchro_t comm = NULL; /* MC needs the comm to be set to NULL during the simcall */
750 comm = simcall_comm_irecv(receiver, mbox, dst_buff, dst_buff_size,
751 match_fun, copy_data_fun, data, rate);
752 simcall_comm_wait(comm, timeout);
756 simcall_BODY_comm_recv(receiver, mbox, dst_buff, dst_buff_size,
757 match_fun, copy_data_fun, data, timeout, rate);
761 * \ingroup simix_comm_management
763 smx_synchro_t simcall_comm_irecv(smx_process_t receiver, smx_mailbox_t mbox, void *dst_buff, size_t *dst_buff_size,
764 int (*match_fun)(void *, void *, smx_synchro_t),
765 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
766 void *data, double rate)
768 xbt_assert(mbox, "No rendez-vous point defined for irecv");
770 return simcall_BODY_comm_irecv(receiver, mbox, dst_buff, dst_buff_size,
771 match_fun, copy_data_fun, data, rate);
775 * \ingroup simix_comm_management
777 smx_synchro_t simcall_comm_iprobe(smx_mailbox_t mbox, int type, int src, int tag,
778 int (*match_fun)(void *, void *, smx_synchro_t), void *data)
780 xbt_assert(mbox, "No rendez-vous point defined for iprobe");
782 return simcall_BODY_comm_iprobe(mbox, type, src, tag, match_fun, data);
786 * \ingroup simix_comm_management
788 void simcall_comm_cancel(smx_synchro_t synchro)
790 simgrid::simix::kernel([synchro]{
791 simgrid::simix::Comm *comm = static_cast<simgrid::simix::Comm*>(synchro);
797 * \ingroup simix_comm_management
799 unsigned int simcall_comm_waitany(xbt_dynar_t comms)
801 return simcall_BODY_comm_waitany(comms);
805 * \ingroup simix_comm_management
807 int simcall_comm_testany(xbt_dynar_t comms)
809 if (xbt_dynar_is_empty(comms))
811 return simcall_BODY_comm_testany(comms);
815 * \ingroup simix_comm_management
817 void simcall_comm_wait(smx_synchro_t comm, double timeout)
819 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
820 simcall_BODY_comm_wait(comm, timeout);
824 * \brief Set the category of an synchro.
826 * This functions changes the category only. It calls a surf function.
827 * \param execution The execution synchro
828 * \param category The tracing category
830 void simcall_set_category(smx_synchro_t synchro, const char *category)
832 if (category == NULL) {
835 simcall_BODY_set_category(synchro, category);
839 * \ingroup simix_comm_management
842 int simcall_comm_test(smx_synchro_t comm)
844 return simcall_BODY_comm_test(comm);
848 * \ingroup simix_synchro_management
851 smx_mutex_t simcall_mutex_init(void)
854 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
857 return simcall_BODY_mutex_init();
861 * \ingroup simix_synchro_management
864 void simcall_mutex_lock(smx_mutex_t mutex)
866 simcall_BODY_mutex_lock(mutex);
870 * \ingroup simix_synchro_management
873 int simcall_mutex_trylock(smx_mutex_t mutex)
875 return simcall_BODY_mutex_trylock(mutex);
879 * \ingroup simix_synchro_management
882 void simcall_mutex_unlock(smx_mutex_t mutex)
884 simcall_BODY_mutex_unlock(mutex);
888 * \ingroup simix_synchro_management
891 smx_cond_t simcall_cond_init(void)
893 return simcall_BODY_cond_init();
897 * \ingroup simix_synchro_management
900 void simcall_cond_signal(smx_cond_t cond)
902 simcall_BODY_cond_signal(cond);
906 * \ingroup simix_synchro_management
909 void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex)
911 simcall_BODY_cond_wait(cond, mutex);
915 * \ingroup simix_synchro_management
918 void simcall_cond_wait_timeout(smx_cond_t cond,
922 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
923 simcall_BODY_cond_wait_timeout(cond, mutex, timeout);
927 * \ingroup simix_synchro_management
930 void simcall_cond_broadcast(smx_cond_t cond)
932 simcall_BODY_cond_broadcast(cond);
936 * \ingroup simix_synchro_management
939 smx_sem_t simcall_sem_init(int capacity)
941 return simcall_BODY_sem_init(capacity);
945 * \ingroup simix_synchro_management
948 void simcall_sem_release(smx_sem_t sem)
950 simcall_BODY_sem_release(sem);
954 * \ingroup simix_synchro_management
957 int simcall_sem_would_block(smx_sem_t sem)
959 return simcall_BODY_sem_would_block(sem);
963 * \ingroup simix_synchro_management
966 void simcall_sem_acquire(smx_sem_t sem)
968 simcall_BODY_sem_acquire(sem);
972 * \ingroup simix_synchro_management
975 void simcall_sem_acquire_timeout(smx_sem_t sem, double timeout)
977 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
978 simcall_BODY_sem_acquire_timeout(sem, timeout);
982 * \ingroup simix_synchro_management
985 int simcall_sem_get_capacity(smx_sem_t sem)
987 return simcall_BODY_sem_get_capacity(sem);
991 * \ingroup simix_file_management
994 sg_size_t simcall_file_read(smx_file_t fd, sg_size_t size, sg_host_t host)
996 return simcall_BODY_file_read(fd, size, host);
1000 * \ingroup simix_file_management
1003 sg_size_t simcall_file_write(smx_file_t fd, sg_size_t size, sg_host_t host)
1005 return simcall_BODY_file_write(fd, size, host);
1009 * \ingroup simix_file_management
1012 smx_file_t simcall_file_open(const char* fullpath, sg_host_t host)
1014 return simcall_BODY_file_open(fullpath, host);
1018 * \ingroup simix_file_management
1021 int simcall_file_close(smx_file_t fd, sg_host_t host)
1023 return simcall_BODY_file_close(fd, host);
1027 * \ingroup simix_file_management
1030 int simcall_file_unlink(smx_file_t fd, sg_host_t host)
1032 return simcall_BODY_file_unlink(fd, host);
1036 * \ingroup simix_file_management
1039 sg_size_t simcall_file_get_size(smx_file_t fd){
1040 return simcall_BODY_file_get_size(fd);
1044 * \ingroup simix_file_management
1047 sg_size_t simcall_file_tell(smx_file_t fd){
1048 return simcall_BODY_file_tell(fd);
1052 * \ingroup simix_file_management
1055 xbt_dynar_t simcall_file_get_info(smx_file_t fd)
1057 return simcall_BODY_file_get_info(fd);
1061 * \ingroup simix_file_management
1064 int simcall_file_seek(smx_file_t fd, sg_offset_t offset, int origin){
1065 return simcall_BODY_file_seek(fd, offset, origin);
1069 * \ingroup simix_file_management
1070 * \brief Move a file to another location on the *same mount point*.
1073 int simcall_file_move(smx_file_t fd, const char* fullpath)
1075 return simcall_BODY_file_move(fd, fullpath);
1079 * \ingroup simix_storage_management
1080 * \brief Returns the free space size on a given storage element.
1081 * \param storage a storage
1082 * \return Return the free space size on a given storage element (as sg_size_t)
1084 sg_size_t simcall_storage_get_free_size (smx_storage_t storage){
1085 return simcall_BODY_storage_get_free_size(storage);
1089 * \ingroup simix_storage_management
1090 * \brief Returns the used space size on a given storage element.
1091 * \param storage a storage
1092 * \return Return the used space size on a given storage element (as sg_size_t)
1094 sg_size_t simcall_storage_get_used_size (smx_storage_t storage){
1095 return simcall_BODY_storage_get_used_size(storage);
1099 * \ingroup simix_storage_management
1100 * \brief Returns a dict of the properties assigned to a storage element.
1102 * \param storage A storage element
1103 * \return The properties of this storage element
1105 xbt_dict_t simcall_storage_get_properties(smx_storage_t storage)
1107 return simcall_BODY_storage_get_properties(storage);
1111 * \ingroup simix_storage_management
1112 * \brief Returns a dict containing the content of a storage element.
1114 * \param storage A storage element
1115 * \return The content of this storage element as a dict (full path file => size)
1117 xbt_dict_t simcall_storage_get_content(smx_storage_t storage)
1119 return simcall_BODY_storage_get_content(storage);
1122 void simcall_run_kernel(std::function<void()> const& code)
1124 return simcall_BODY_run_kernel((void*) &code);
1127 int simcall_mc_random(int min, int max) {
1128 return simcall_BODY_mc_random(min, max);
1131 /* ************************************************************************** */
1133 /** @brief returns a printable string representing a simcall */
1134 const char *SIMIX_simcall_name(e_smx_simcall_t kind) {
1135 return simcall_names[kind];