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,
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 Destroys an execution synchro.
132 * Destroys a synchro, freeing its memory. This function cannot be called if there are a conditional waiting for it.
133 * \param execution The execution synchro to destroy
135 void simcall_execution_destroy(smx_synchro_t execution)
137 simcall_BODY_execution_destroy(execution);
141 * \ingroup simix_process_management
142 * \brief Cancels an execution synchro.
144 * This functions stops the execution. It calls a surf function.
145 * \param execution The execution synchro to cancel
147 void simcall_execution_cancel(smx_synchro_t execution)
149 simcall_BODY_execution_cancel(execution);
153 * \ingroup simix_process_management
154 * \brief Changes the priority of an execution synchro.
156 * This functions changes the priority only. It calls a surf function.
157 * \param execution The execution synchro
158 * \param priority The new priority
160 void simcall_execution_set_priority(smx_synchro_t execution, double priority)
162 /* checking for infinite values */
163 xbt_assert(std::isfinite(priority), "priority is not finite!");
165 simcall_BODY_execution_set_priority(execution, priority);
169 * \ingroup simix_process_management
170 * \brief Changes the capping (the maximum CPU utilization) of an execution synchro.
172 * This functions changes the capping only. It calls a surf function.
173 * \param execution The execution synchro
174 * \param bound The new bound
176 void simcall_execution_set_bound(smx_synchro_t execution, double bound)
178 simcall_BODY_execution_set_bound(execution, bound);
182 * \ingroup simix_process_management
183 * \brief Changes the CPU affinity of an execution synchro.
185 * This functions changes the CPU affinity of an execution synchro. See taskset(1) on Linux.
186 * \param execution The execution synchro
188 * \param mask Affinity mask
190 void simcall_execution_set_affinity(smx_synchro_t execution, sg_host_t host, unsigned long mask)
192 simcall_BODY_execution_set_affinity(execution, host, mask);
196 * \ingroup simix_host_management
197 * \brief Waits for the completion of an execution synchro and destroy it.
199 * \param execution The execution synchro
201 e_smx_state_t simcall_execution_wait(smx_synchro_t execution)
203 return (e_smx_state_t) simcall_BODY_execution_wait(execution);
208 * \ingroup simix_vm_management
209 * \brief Create a VM on the given physical host.
211 * \param name VM name
212 * \param host Physical host
214 * \return The host object of the VM
216 void* simcall_vm_create(const char *name, sg_host_t phys_host)
218 return simgrid::simix::kernel(std::bind(SIMIX_vm_create, name, phys_host));
222 * \ingroup simix_vm_management
223 * \brief Start the given VM to the given physical host
227 void simcall_vm_start(sg_host_t vm)
229 return simgrid::simix::kernel(std::bind(SIMIX_vm_start, vm));
233 * \ingroup simix_vm_management
234 * \brief Get the state of the given VM
237 * \return The state of the VM
239 int simcall_vm_get_state(sg_host_t vm)
241 return simgrid::simix::kernel(std::bind(SIMIX_vm_get_state, vm));
245 * \ingroup simix_vm_management
246 * \brief Get the name of the physical host on which the given VM runs.
249 * \return The name of the physical host
251 void *simcall_vm_get_pm(sg_host_t vm)
253 return simgrid::simix::kernel(std::bind(SIMIX_vm_get_pm, vm));
256 void simcall_vm_set_bound(sg_host_t vm, double bound)
258 simgrid::simix::kernel(std::bind(SIMIX_vm_set_bound, vm, bound));
261 void simcall_vm_set_affinity(sg_host_t vm, sg_host_t pm, unsigned long mask)
263 simgrid::simix::kernel(std::bind(SIMIX_vm_set_affinity, vm, pm, mask));
267 * \ingroup simix_vm_management
268 * \brief Migrate the given VM to the given physical host
271 * \param host Destination physical host
273 void simcall_vm_migrate(sg_host_t vm, sg_host_t host)
275 return simgrid::simix::kernel(std::bind(SIMIX_vm_migrate, vm, host));
279 * \ingroup simix_vm_management
280 * \brief Suspend the given VM
284 void simcall_vm_suspend(sg_host_t vm)
286 simcall_BODY_vm_suspend(vm);
290 * \ingroup simix_vm_management
291 * \brief Resume the given VM
295 void simcall_vm_resume(sg_host_t vm)
297 simcall_BODY_vm_resume(vm);
301 * \ingroup simix_vm_management
302 * \brief Save the given VM
306 void simcall_vm_save(sg_host_t vm)
308 simcall_BODY_vm_save(vm);
312 * \ingroup simix_vm_management
313 * \brief Restore the given VM
317 void simcall_vm_restore(sg_host_t vm)
319 simcall_BODY_vm_restore(vm);
323 * \ingroup simix_vm_management
324 * \brief Shutdown the given VM
328 void simcall_vm_shutdown(sg_host_t vm)
330 simcall_BODY_vm_shutdown(vm);
334 * \ingroup simix_vm_management
335 * \brief Destroy the given VM
339 void simcall_vm_destroy(sg_host_t vm)
341 simgrid::simix::kernel(std::bind(SIMIX_vm_destroy, vm));
345 * \ingroup simix_vm_management
346 * \brief Encompassing simcall to prevent the removal of the src or the dst node at the end of a VM migration
347 * The simcall actually invokes the following calls:
348 * simcall_vm_set_affinity(vm, src_pm, 0);
349 * simcall_vm_migrate(vm, dst_pm);
350 * simcall_vm_resume(vm);
352 * It is called at the end of the migration_rx_fun function from msg/msg_vm.c
354 * \param vm VM to migrate
355 * \param src_pm Source physical host
356 * \param dst_pmt Destination physical host
358 void simcall_vm_migratefrom_resumeto(sg_host_t vm, sg_host_t src_pm, sg_host_t dst_pm)
360 simgrid::simix::kernel(std::bind(
361 SIMIX_vm_migratefrom_resumeto, vm, src_pm, dst_pm));
365 * \ingroup simix_process_management
366 * \brief Creates and runs a new SIMIX process.
368 * The structure and the corresponding thread are created and put in the list of ready processes.
370 * \param name a name for the process. It is for user-level information and can be NULL.
371 * \param code the main function of the process
372 * \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.
373 * It can be retrieved with the function \ref simcall_process_get_data.
374 * \param hostname name of the host where the new agent is executed.
375 * \param kill_time time when the process is killed
376 * \param argc first argument passed to \a code
377 * \param argv second argument passed to \a code
378 * \param properties the properties of the process
379 * \param auto_restart either it is autorestarting or not.
381 smx_process_t simcall_process_create(const char *name,
382 xbt_main_func_t code,
384 const char *hostname,
386 int argc, char **argv,
387 xbt_dict_t properties,
390 return (smx_process_t) simcall_BODY_process_create(name, code, data, hostname,
391 kill_time, argc, argv, properties,
396 * \ingroup simix_process_management
397 * \brief Kills a SIMIX process.
399 * This function simply kills a process.
401 * \param process poor victim
403 void simcall_process_kill(smx_process_t process)
405 simcall_BODY_process_kill(process);
409 * \ingroup simix_process_management
410 * \brief Kills all SIMIX processes.
412 void simcall_process_killall(int reset_pid)
414 simcall_BODY_process_killall(reset_pid);
418 * \ingroup simix_process_management
419 * \brief Cleans up a SIMIX process.
420 * \param process poor victim (must have already been killed)
422 void simcall_process_cleanup(smx_process_t process)
424 simcall_BODY_process_cleanup(process);
428 * \ingroup simix_process_management
429 * \brief Migrates an agent to another location.
431 * This function changes the value of the host on which \a process is running.
433 * \param process the process to migrate
434 * \param dest name of the new host
436 void simcall_process_set_host(smx_process_t process, sg_host_t dest)
438 simcall_BODY_process_set_host(process, dest);
441 void simcall_process_join(smx_process_t process, double timeout)
443 simcall_BODY_process_join(process, timeout);
447 * \ingroup simix_process_management
448 * \brief Suspends a process.
450 * This function suspends the process by suspending the synchro
451 * it was waiting for completion.
453 * \param process a SIMIX process
455 void simcall_process_suspend(smx_process_t process)
457 xbt_assert(process, "Invalid parameters");
459 simcall_BODY_process_suspend(process);
463 * \ingroup simix_process_management
464 * \brief Resumes a suspended process.
466 * This function resumes a suspended process by resuming the synchro
467 * it was waiting for completion.
469 * \param process a SIMIX process
471 void simcall_process_resume(smx_process_t process)
473 simcall_BODY_process_resume(process);
477 * \ingroup simix_process_management
478 * \brief Returns the amount of SIMIX processes in the system
480 * Maestro internal process is not counted, only user code processes are
482 int simcall_process_count(void)
484 return simgrid::simix::kernel(SIMIX_process_count);
488 * \ingroup simix_process_management
489 * \brief Return the PID of a #smx_process_t.
490 * \param process a SIMIX process
491 * \return the PID of this process
493 int simcall_process_get_PID(smx_process_t process)
495 return SIMIX_process_get_PID(process);
499 * \ingroup simix_process_management
500 * \brief Return the parent PID of a #smx_process_t.
501 * \param process a SIMIX process
502 * \return the PID of this process parenrt
504 int simcall_process_get_PPID(smx_process_t process)
506 return SIMIX_process_get_PPID(process);
510 * \ingroup simix_process_management
511 * \brief Return the user data of a #smx_process_t.
512 * \param process a SIMIX process
513 * \return the user data of this process
515 void* simcall_process_get_data(smx_process_t process)
517 return SIMIX_process_get_data(process);
521 * \ingroup simix_process_management
522 * \brief Set the user data of a #smx_process_t.
524 * This functions sets the user data associated to \a process.
525 * \param process SIMIX process
526 * \param data User data
528 void simcall_process_set_data(smx_process_t process, void *data)
530 simgrid::simix::kernel(std::bind(SIMIX_process_set_data, process, data));
533 static void kill_process_from_timer(void* arg)
535 smx_process_t process = (smx_process_t) arg;
536 simix_global->kill_process_function(process);
537 process->kill_timer=NULL;
541 * \ingroup simix_process_management
542 * \brief Set the kill time of a process.
544 void simcall_process_set_kill_time(smx_process_t process, double kill_time)
547 if (kill_time > SIMIX_get_clock()) {
548 if (simix_global->kill_process_function) {
549 XBT_DEBUG("Set kill time %f for process %s(%s)",kill_time, process->name,
550 sg_host_get_name(process->host));
551 process->kill_timer = SIMIX_timer_set(kill_time, kill_process_from_timer, process);
556 * \ingroup simix_process_management
557 * \brief Get the kill time of a process (or 0 if unset).
559 double simcall_process_get_kill_time(smx_process_t process) {
560 return SIMIX_timer_get_date(process->kill_timer);
564 * \ingroup simix_process_management
565 * \brief Return the location on which an agent is running.
567 * This functions returns the sg_host_t corresponding to the location on which
568 * \a process is running.
569 * \param process SIMIX process
572 sg_host_t simcall_process_get_host(smx_process_t process)
574 return SIMIX_process_get_host(process);
578 * \ingroup simix_process_management
579 * \brief Return the name of an agent.
581 * This functions checks whether \a process is a valid pointer or not and return its name.
582 * \param process SIMIX process
583 * \return The process name
585 const char* simcall_process_get_name(smx_process_t process)
587 return SIMIX_process_get_name(process);
591 * \ingroup simix_process_management
592 * \brief Returns true if the process is suspended .
594 * This checks whether a process is suspended or not by inspecting the task on which it was waiting for the completion.
595 * \param process SIMIX process
596 * \return 1, if the process is suspended, else 0.
598 int simcall_process_is_suspended(smx_process_t process)
600 return simcall_BODY_process_is_suspended(process);
604 * \ingroup simix_process_management
605 * \brief Return the properties
607 * This functions returns the properties associated with this process
609 xbt_dict_t simcall_process_get_properties(smx_process_t process)
611 return SIMIX_process_get_properties(process);
614 * \ingroup simix_process_management
615 * \brief Add an on_exit function
616 * Add an on_exit function which will be executed when the process exits/is killed.
618 XBT_PUBLIC(void) simcall_process_on_exit(smx_process_t process, int_f_pvoid_pvoid_t fun, void *data)
620 simcall_BODY_process_on_exit(process, fun, data);
623 * \ingroup simix_process_management
624 * \brief Sets the process to be auto-restarted or not by SIMIX when its host comes back up.
625 * Will restart the process when the host comes back up if auto_restart is set to 1.
628 XBT_PUBLIC(void) simcall_process_auto_restart_set(smx_process_t process, int auto_restart)
630 simcall_BODY_process_auto_restart_set(process, auto_restart);
634 * \ingroup simix_process_management
635 * \brief Restarts the process, killing it and starting it again from scratch.
637 XBT_PUBLIC(smx_process_t) simcall_process_restart(smx_process_t process)
639 return (smx_process_t) simcall_BODY_process_restart(process);
642 * \ingroup simix_process_management
643 * \brief Creates a new sleep SIMIX synchro.
645 * This function creates a SURF action and allocates the data necessary
646 * to create the SIMIX synchro. It can raise a host_error exception if the
647 * host crashed. The default SIMIX name of the synchro is "sleep".
649 * \param duration Time duration of the sleep.
650 * \return A result telling whether the sleep was successful
652 e_smx_state_t simcall_process_sleep(double duration)
654 /* checking for infinite values */
655 xbt_assert(std::isfinite(duration), "duration is not finite!");
656 return (e_smx_state_t) simcall_BODY_process_sleep(duration);
660 * \ingroup simix_mbox_management
661 * \brief Creates a new rendez-vous point
662 * \param name The name of the rendez-vous point
663 * \return The created rendez-vous point
665 smx_mailbox_t simcall_mbox_create(const char *name)
667 return simcall_BODY_mbox_create(name);
671 * \ingroup simix_mbox_management
672 * \brief Returns a rendez-vous point knowing its name
674 smx_mailbox_t simcall_mbox_get_by_name(const char *name)
676 /* FIXME: this is a horrible loss of performance, so we hack it out by
677 * skipping the simcall (for now). It works in parallel, it won't work on
678 * distributed but probably we will change MSG for that. */
680 return SIMIX_mbox_get_by_name(name);
684 * \ingroup simix_mbox_management
685 * \brief returns the communication at the head of the rendez-vous
686 * \param mbox The rendez-vous point
687 * \return The communication or NULL if empty
689 smx_synchro_t simcall_mbox_front(smx_mailbox_t mbox)
692 return mbox->comm_queue->empty()? nullptr:mbox->comm_queue->front();
695 void simcall_mbox_set_receiver(smx_mailbox_t mbox, smx_process_t process)
697 simcall_BODY_mbox_set_receiver(mbox, process);
701 * \ingroup simix_comm_management
703 void simcall_comm_send(smx_process_t sender, smx_mailbox_t mbox, double task_size, double rate,
704 void *src_buff, size_t src_buff_size,
705 int (*match_fun)(void *, void *, smx_synchro_t),
706 void (*copy_data_fun)(smx_synchro_t, void*, size_t), void *data,
709 /* checking for infinite values */
710 xbt_assert(std::isfinite(task_size), "task_size is not finite!");
711 xbt_assert(std::isfinite(rate), "rate is not finite!");
712 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
714 xbt_assert(mbox, "No rendez-vous point defined for send");
716 if (MC_is_active() || MC_record_replay_is_active()) {
717 /* the model-checker wants two separate simcalls */
718 smx_synchro_t comm = NULL; /* MC needs the comm to be set to NULL during the simcall */
719 comm = simcall_comm_isend(sender, mbox, task_size, rate,
720 src_buff, src_buff_size, match_fun, NULL, copy_data_fun, data, 0);
721 simcall_comm_wait(comm, timeout);
725 simcall_BODY_comm_send(sender, mbox, task_size, rate, src_buff, src_buff_size,
726 match_fun, copy_data_fun, data, timeout);
731 * \ingroup simix_comm_management
733 smx_synchro_t simcall_comm_isend(smx_process_t sender, smx_mailbox_t mbox, double task_size, double rate,
734 void *src_buff, size_t src_buff_size,
735 int (*match_fun)(void *, void *, smx_synchro_t),
736 void (*clean_fun)(void *),
737 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
741 /* checking for infinite values */
742 xbt_assert(std::isfinite(task_size), "task_size is not finite!");
743 xbt_assert(std::isfinite(rate), "rate is not finite!");
745 xbt_assert(mbox, "No rendez-vous point defined for isend");
747 return simcall_BODY_comm_isend(sender, mbox, task_size, rate, src_buff,
748 src_buff_size, match_fun,
749 clean_fun, copy_data_fun, data, detached);
753 * \ingroup simix_comm_management
755 void simcall_comm_recv(smx_process_t receiver, smx_mailbox_t mbox, void *dst_buff, size_t * dst_buff_size,
756 int (*match_fun)(void *, void *, smx_synchro_t),
757 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
758 void *data, double timeout, double rate)
760 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
761 xbt_assert(mbox, "No rendez-vous point defined for recv");
763 if (MC_is_active() || MC_record_replay_is_active()) {
764 /* the model-checker wants two separate simcalls */
765 smx_synchro_t comm = NULL; /* MC needs the comm to be set to NULL during the simcall */
766 comm = simcall_comm_irecv(receiver, mbox, dst_buff, dst_buff_size,
767 match_fun, copy_data_fun, data, rate);
768 simcall_comm_wait(comm, timeout);
772 simcall_BODY_comm_recv(receiver, mbox, dst_buff, dst_buff_size,
773 match_fun, copy_data_fun, data, timeout, rate);
777 * \ingroup simix_comm_management
779 smx_synchro_t simcall_comm_irecv(smx_process_t receiver, smx_mailbox_t mbox, void *dst_buff, size_t *dst_buff_size,
780 int (*match_fun)(void *, void *, smx_synchro_t),
781 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
782 void *data, double rate)
784 xbt_assert(mbox, "No rendez-vous point defined for irecv");
786 return simcall_BODY_comm_irecv(receiver, mbox, dst_buff, dst_buff_size,
787 match_fun, copy_data_fun, data, rate);
791 * \ingroup simix_comm_management
793 smx_synchro_t simcall_comm_iprobe(smx_mailbox_t mbox, int type, int src, int tag,
794 int (*match_fun)(void *, void *, smx_synchro_t), void *data)
796 xbt_assert(mbox, "No rendez-vous point defined for iprobe");
798 return simcall_BODY_comm_iprobe(mbox, type, src, tag, match_fun, data);
802 * \ingroup simix_comm_management
804 void simcall_comm_cancel(smx_synchro_t synchro)
806 simgrid::simix::kernel([synchro]{
807 simgrid::simix::Comm *comm = static_cast<simgrid::simix::Comm*>(synchro);
813 * \ingroup simix_comm_management
815 unsigned int simcall_comm_waitany(xbt_dynar_t comms)
817 return simcall_BODY_comm_waitany(comms);
821 * \ingroup simix_comm_management
823 int simcall_comm_testany(xbt_dynar_t comms)
825 if (xbt_dynar_is_empty(comms))
827 return simcall_BODY_comm_testany(comms);
831 * \ingroup simix_comm_management
833 void simcall_comm_wait(smx_synchro_t comm, double timeout)
835 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
836 simcall_BODY_comm_wait(comm, timeout);
840 * \brief Set the category of an synchro.
842 * This functions changes the category only. It calls a surf function.
843 * \param execution The execution synchro
844 * \param category The tracing category
846 void simcall_set_category(smx_synchro_t synchro, const char *category)
848 if (category == NULL) {
851 simcall_BODY_set_category(synchro, category);
855 * \ingroup simix_comm_management
858 int simcall_comm_test(smx_synchro_t comm)
860 return simcall_BODY_comm_test(comm);
864 * \ingroup simix_comm_management
867 void *simcall_comm_get_src_data(smx_synchro_t comm)
869 return simcall_BODY_comm_get_src_data(comm);
873 * \ingroup simix_comm_management
876 void *simcall_comm_get_dst_data(smx_synchro_t comm)
878 return simcall_BODY_comm_get_dst_data(comm);
882 * \ingroup simix_comm_management
885 smx_process_t simcall_comm_get_src_proc(smx_synchro_t comm)
887 return simcall_BODY_comm_get_src_proc(comm);
891 * \ingroup simix_comm_management
894 smx_process_t simcall_comm_get_dst_proc(smx_synchro_t comm)
896 return simcall_BODY_comm_get_dst_proc(comm);
900 * \ingroup simix_synchro_management
903 smx_mutex_t simcall_mutex_init(void)
906 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
909 return simcall_BODY_mutex_init();
913 * \ingroup simix_synchro_management
916 void simcall_mutex_lock(smx_mutex_t mutex)
918 simcall_BODY_mutex_lock(mutex);
922 * \ingroup simix_synchro_management
925 int simcall_mutex_trylock(smx_mutex_t mutex)
927 return simcall_BODY_mutex_trylock(mutex);
931 * \ingroup simix_synchro_management
934 void simcall_mutex_unlock(smx_mutex_t mutex)
936 simcall_BODY_mutex_unlock(mutex);
940 * \ingroup simix_synchro_management
943 smx_cond_t simcall_cond_init(void)
945 return simcall_BODY_cond_init();
949 * \ingroup simix_synchro_management
952 void simcall_cond_signal(smx_cond_t cond)
954 simcall_BODY_cond_signal(cond);
958 * \ingroup simix_synchro_management
961 void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex)
963 simcall_BODY_cond_wait(cond, mutex);
967 * \ingroup simix_synchro_management
970 void simcall_cond_wait_timeout(smx_cond_t cond,
974 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
975 simcall_BODY_cond_wait_timeout(cond, mutex, timeout);
979 * \ingroup simix_synchro_management
982 void simcall_cond_broadcast(smx_cond_t cond)
984 simcall_BODY_cond_broadcast(cond);
988 * \ingroup simix_synchro_management
991 smx_sem_t simcall_sem_init(int capacity)
993 return simcall_BODY_sem_init(capacity);
997 * \ingroup simix_synchro_management
1000 void simcall_sem_release(smx_sem_t sem)
1002 simcall_BODY_sem_release(sem);
1006 * \ingroup simix_synchro_management
1009 int simcall_sem_would_block(smx_sem_t sem)
1011 return simcall_BODY_sem_would_block(sem);
1015 * \ingroup simix_synchro_management
1018 void simcall_sem_acquire(smx_sem_t sem)
1020 simcall_BODY_sem_acquire(sem);
1024 * \ingroup simix_synchro_management
1027 void simcall_sem_acquire_timeout(smx_sem_t sem, double timeout)
1029 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
1030 simcall_BODY_sem_acquire_timeout(sem, timeout);
1034 * \ingroup simix_synchro_management
1037 int simcall_sem_get_capacity(smx_sem_t sem)
1039 return simcall_BODY_sem_get_capacity(sem);
1043 * \ingroup simix_file_management
1046 sg_size_t simcall_file_read(smx_file_t fd, sg_size_t size, sg_host_t host)
1048 return simcall_BODY_file_read(fd, size, host);
1052 * \ingroup simix_file_management
1055 sg_size_t simcall_file_write(smx_file_t fd, sg_size_t size, sg_host_t host)
1057 return simcall_BODY_file_write(fd, size, host);
1061 * \ingroup simix_file_management
1064 smx_file_t simcall_file_open(const char* fullpath, sg_host_t host)
1066 return simcall_BODY_file_open(fullpath, host);
1070 * \ingroup simix_file_management
1073 int simcall_file_close(smx_file_t fd, sg_host_t host)
1075 return simcall_BODY_file_close(fd, host);
1079 * \ingroup simix_file_management
1082 int simcall_file_unlink(smx_file_t fd, sg_host_t host)
1084 return simcall_BODY_file_unlink(fd, host);
1088 * \ingroup simix_file_management
1091 sg_size_t simcall_file_get_size(smx_file_t fd){
1092 return simcall_BODY_file_get_size(fd);
1096 * \ingroup simix_file_management
1099 sg_size_t simcall_file_tell(smx_file_t fd){
1100 return simcall_BODY_file_tell(fd);
1104 * \ingroup simix_file_management
1107 xbt_dynar_t simcall_file_get_info(smx_file_t fd)
1109 return simcall_BODY_file_get_info(fd);
1113 * \ingroup simix_file_management
1116 int simcall_file_seek(smx_file_t fd, sg_offset_t offset, int origin){
1117 return simcall_BODY_file_seek(fd, offset, origin);
1121 * \ingroup simix_file_management
1122 * \brief Move a file to another location on the *same mount point*.
1125 int simcall_file_move(smx_file_t fd, const char* fullpath)
1127 return simcall_BODY_file_move(fd, fullpath);
1131 * \ingroup simix_storage_management
1132 * \brief Returns the free space size on a given storage element.
1133 * \param storage a storage
1134 * \return Return the free space size on a given storage element (as sg_size_t)
1136 sg_size_t simcall_storage_get_free_size (smx_storage_t storage){
1137 return simcall_BODY_storage_get_free_size(storage);
1141 * \ingroup simix_storage_management
1142 * \brief Returns the used space size on a given storage element.
1143 * \param storage a storage
1144 * \return Return the used space size on a given storage element (as sg_size_t)
1146 sg_size_t simcall_storage_get_used_size (smx_storage_t storage){
1147 return simcall_BODY_storage_get_used_size(storage);
1151 * \ingroup simix_storage_management
1152 * \brief Returns a dict of the properties assigned to a storage element.
1154 * \param storage A storage element
1155 * \return The properties of this storage element
1157 xbt_dict_t simcall_storage_get_properties(smx_storage_t storage)
1159 return simcall_BODY_storage_get_properties(storage);
1163 * \ingroup simix_storage_management
1164 * \brief Returns a dict containing the content of a storage element.
1166 * \param storage A storage element
1167 * \return The content of this storage element as a dict (full path file => size)
1169 xbt_dict_t simcall_storage_get_content(smx_storage_t storage)
1171 return simcall_BODY_storage_get_content(storage);
1174 void simcall_run_kernel(std::function<void()> const& code)
1176 return simcall_BODY_run_kernel((void*) &code);
1179 int simcall_mc_random(int min, int max) {
1180 return simcall_BODY_mc_random(min, max);
1183 /* ************************************************************************** */
1185 /** @brief returns a printable string representing a simcall */
1186 const char *SIMIX_simcall_name(e_smx_simcall_t kind) {
1187 return simcall_names[kind];