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 Returns how much of an execution synchro remains to be done.
156 * \param execution The execution synchro
157 * \return The remaining amount
159 double simcall_execution_get_remains(smx_synchro_t execution)
161 return simcall_BODY_execution_get_remains(execution);
165 * \ingroup simix_process_management
166 * \brief Returns the state of an execution synchro.
168 * \param execution The execution synchro
171 e_smx_state_t simcall_execution_get_state(smx_synchro_t execution)
173 return simcall_BODY_execution_get_state(execution);
177 * \ingroup simix_process_management
178 * \brief Changes the priority of an execution synchro.
180 * This functions changes the priority only. It calls a surf function.
181 * \param execution The execution synchro
182 * \param priority The new priority
184 void simcall_execution_set_priority(smx_synchro_t execution, double priority)
186 /* checking for infinite values */
187 xbt_assert(std::isfinite(priority), "priority is not finite!");
189 simcall_BODY_execution_set_priority(execution, priority);
193 * \ingroup simix_process_management
194 * \brief Changes the capping (the maximum CPU utilization) of an execution synchro.
196 * This functions changes the capping only. It calls a surf function.
197 * \param execution The execution synchro
198 * \param bound The new bound
200 void simcall_execution_set_bound(smx_synchro_t execution, double bound)
202 simcall_BODY_execution_set_bound(execution, bound);
206 * \ingroup simix_process_management
207 * \brief Changes the CPU affinity of an execution synchro.
209 * This functions changes the CPU affinity of an execution synchro. See taskset(1) on Linux.
210 * \param execution The execution synchro
212 * \param mask Affinity mask
214 void simcall_execution_set_affinity(smx_synchro_t execution, sg_host_t host, unsigned long mask)
216 simcall_BODY_execution_set_affinity(execution, host, mask);
220 * \ingroup simix_host_management
221 * \brief Waits for the completion of an execution synchro and destroy it.
223 * \param execution The execution synchro
225 e_smx_state_t simcall_execution_wait(smx_synchro_t execution)
227 return (e_smx_state_t) simcall_BODY_execution_wait(execution);
232 * \ingroup simix_vm_management
233 * \brief Create a VM on the given physical host.
235 * \param name VM name
236 * \param host Physical host
238 * \return The host object of the VM
240 void* simcall_vm_create(const char *name, sg_host_t phys_host)
242 return simgrid::simix::kernel(std::bind(SIMIX_vm_create, name, phys_host));
246 * \ingroup simix_vm_management
247 * \brief Start the given VM to the given physical host
251 void simcall_vm_start(sg_host_t vm)
253 return simgrid::simix::kernel(std::bind(SIMIX_vm_start, vm));
257 * \ingroup simix_vm_management
258 * \brief Get the state of the given VM
261 * \return The state of the VM
263 int simcall_vm_get_state(sg_host_t vm)
265 return simgrid::simix::kernel(std::bind(SIMIX_vm_get_state, vm));
269 * \ingroup simix_vm_management
270 * \brief Get the name of the physical host on which the given VM runs.
273 * \return The name of the physical host
275 void *simcall_vm_get_pm(sg_host_t vm)
277 return simgrid::simix::kernel(std::bind(SIMIX_vm_get_pm, vm));
280 void simcall_vm_set_bound(sg_host_t vm, double bound)
282 simgrid::simix::kernel(std::bind(SIMIX_vm_set_bound, vm, bound));
285 void simcall_vm_set_affinity(sg_host_t vm, sg_host_t pm, unsigned long mask)
287 simgrid::simix::kernel(std::bind(SIMIX_vm_set_affinity, vm, pm, mask));
291 * \ingroup simix_vm_management
292 * \brief Migrate the given VM to the given physical host
295 * \param host Destination physical host
297 void simcall_vm_migrate(sg_host_t vm, sg_host_t host)
299 return simgrid::simix::kernel(std::bind(SIMIX_vm_migrate, vm, host));
303 * \ingroup simix_vm_management
304 * \brief Suspend the given VM
308 void simcall_vm_suspend(sg_host_t vm)
310 simcall_BODY_vm_suspend(vm);
314 * \ingroup simix_vm_management
315 * \brief Resume the given VM
319 void simcall_vm_resume(sg_host_t vm)
321 simcall_BODY_vm_resume(vm);
325 * \ingroup simix_vm_management
326 * \brief Save the given VM
330 void simcall_vm_save(sg_host_t vm)
332 simcall_BODY_vm_save(vm);
336 * \ingroup simix_vm_management
337 * \brief Restore the given VM
341 void simcall_vm_restore(sg_host_t vm)
343 simcall_BODY_vm_restore(vm);
347 * \ingroup simix_vm_management
348 * \brief Shutdown the given VM
352 void simcall_vm_shutdown(sg_host_t vm)
354 simcall_BODY_vm_shutdown(vm);
358 * \ingroup simix_vm_management
359 * \brief Destroy the given VM
363 void simcall_vm_destroy(sg_host_t vm)
365 simgrid::simix::kernel(std::bind(SIMIX_vm_destroy, vm));
369 * \ingroup simix_vm_management
370 * \brief Encompassing simcall to prevent the removal of the src or the dst node at the end of a VM migration
371 * The simcall actually invokes the following calls:
372 * simcall_vm_set_affinity(vm, src_pm, 0);
373 * simcall_vm_migrate(vm, dst_pm);
374 * simcall_vm_resume(vm);
376 * It is called at the end of the migration_rx_fun function from msg/msg_vm.c
378 * \param vm VM to migrate
379 * \param src_pm Source physical host
380 * \param dst_pmt Destination physical host
382 void simcall_vm_migratefrom_resumeto(sg_host_t vm, sg_host_t src_pm, sg_host_t dst_pm)
384 simgrid::simix::kernel(std::bind(
385 SIMIX_vm_migratefrom_resumeto, vm, src_pm, dst_pm));
389 * \ingroup simix_process_management
390 * \brief Creates and runs a new SIMIX process.
392 * The structure and the corresponding thread are created and put in the list of ready processes.
394 * \param name a name for the process. It is for user-level information and can be NULL.
395 * \param code the main function of the process
396 * \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.
397 * It can be retrieved with the function \ref simcall_process_get_data.
398 * \param hostname name of the host where the new agent is executed.
399 * \param kill_time time when the process is killed
400 * \param argc first argument passed to \a code
401 * \param argv second argument passed to \a code
402 * \param properties the properties of the process
403 * \param auto_restart either it is autorestarting or not.
405 smx_process_t simcall_process_create(const char *name,
406 xbt_main_func_t code,
408 const char *hostname,
410 int argc, char **argv,
411 xbt_dict_t properties,
414 return (smx_process_t) simcall_BODY_process_create(name, code, data, hostname,
415 kill_time, argc, argv, properties,
420 * \ingroup simix_process_management
421 * \brief Kills a SIMIX process.
423 * This function simply kills a process.
425 * \param process poor victim
427 void simcall_process_kill(smx_process_t process)
429 simcall_BODY_process_kill(process);
433 * \ingroup simix_process_management
434 * \brief Kills all SIMIX processes.
436 void simcall_process_killall(int reset_pid)
438 simcall_BODY_process_killall(reset_pid);
442 * \ingroup simix_process_management
443 * \brief Cleans up a SIMIX process.
444 * \param process poor victim (must have already been killed)
446 void simcall_process_cleanup(smx_process_t process)
448 simcall_BODY_process_cleanup(process);
452 * \ingroup simix_process_management
453 * \brief Migrates an agent to another location.
455 * This function changes the value of the host on which \a process is running.
457 * \param process the process to migrate
458 * \param dest name of the new host
460 void simcall_process_set_host(smx_process_t process, sg_host_t dest)
462 simcall_BODY_process_set_host(process, dest);
465 void simcall_process_join(smx_process_t process, double timeout)
467 simcall_BODY_process_join(process, timeout);
471 * \ingroup simix_process_management
472 * \brief Suspends a process.
474 * This function suspends the process by suspending the synchro
475 * it was waiting for completion.
477 * \param process a SIMIX process
479 void simcall_process_suspend(smx_process_t process)
481 xbt_assert(process, "Invalid parameters");
483 simcall_BODY_process_suspend(process);
487 * \ingroup simix_process_management
488 * \brief Resumes a suspended process.
490 * This function resumes a suspended process by resuming the synchro
491 * it was waiting for completion.
493 * \param process a SIMIX process
495 void simcall_process_resume(smx_process_t process)
497 simcall_BODY_process_resume(process);
501 * \ingroup simix_process_management
502 * \brief Returns the amount of SIMIX processes in the system
504 * Maestro internal process is not counted, only user code processes are
506 int simcall_process_count(void)
508 return simgrid::simix::kernel(SIMIX_process_count);
512 * \ingroup simix_process_management
513 * \brief Return the PID of a #smx_process_t.
514 * \param process a SIMIX process
515 * \return the PID of this process
517 int simcall_process_get_PID(smx_process_t process)
519 return SIMIX_process_get_PID(process);
523 * \ingroup simix_process_management
524 * \brief Return the parent PID of a #smx_process_t.
525 * \param process a SIMIX process
526 * \return the PID of this process parenrt
528 int simcall_process_get_PPID(smx_process_t process)
530 return SIMIX_process_get_PPID(process);
534 * \ingroup simix_process_management
535 * \brief Return the user data of a #smx_process_t.
536 * \param process a SIMIX process
537 * \return the user data of this process
539 void* simcall_process_get_data(smx_process_t process)
541 return SIMIX_process_get_data(process);
545 * \ingroup simix_process_management
546 * \brief Set the user data of a #smx_process_t.
548 * This functions sets the user data associated to \a process.
549 * \param process SIMIX process
550 * \param data User data
552 void simcall_process_set_data(smx_process_t process, void *data)
554 simgrid::simix::kernel(std::bind(SIMIX_process_set_data, process, data));
557 static void kill_process_from_timer(void* arg)
559 smx_process_t process = (smx_process_t) arg;
560 simix_global->kill_process_function(process);
561 process->kill_timer=NULL;
565 * \ingroup simix_process_management
566 * \brief Set the kill time of a process.
568 void simcall_process_set_kill_time(smx_process_t process, double kill_time)
571 if (kill_time > SIMIX_get_clock()) {
572 if (simix_global->kill_process_function) {
573 XBT_DEBUG("Set kill time %f for process %s(%s)",kill_time, process->name,
574 sg_host_get_name(process->host));
575 process->kill_timer = SIMIX_timer_set(kill_time, kill_process_from_timer, process);
580 * \ingroup simix_process_management
581 * \brief Get the kill time of a process (or 0 if unset).
583 double simcall_process_get_kill_time(smx_process_t process) {
584 return SIMIX_timer_get_date(process->kill_timer);
588 * \ingroup simix_process_management
589 * \brief Return the location on which an agent is running.
591 * This functions returns the sg_host_t corresponding to the location on which
592 * \a process is running.
593 * \param process SIMIX process
596 sg_host_t simcall_process_get_host(smx_process_t process)
598 return SIMIX_process_get_host(process);
602 * \ingroup simix_process_management
603 * \brief Return the name of an agent.
605 * This functions checks whether \a process is a valid pointer or not and return its name.
606 * \param process SIMIX process
607 * \return The process name
609 const char* simcall_process_get_name(smx_process_t process)
611 return SIMIX_process_get_name(process);
615 * \ingroup simix_process_management
616 * \brief Returns true if the process is suspended .
618 * This checks whether a process is suspended or not by inspecting the task on which it was waiting for the completion.
619 * \param process SIMIX process
620 * \return 1, if the process is suspended, else 0.
622 int simcall_process_is_suspended(smx_process_t process)
624 return simcall_BODY_process_is_suspended(process);
628 * \ingroup simix_process_management
629 * \brief Return the properties
631 * This functions returns the properties associated with this process
633 xbt_dict_t simcall_process_get_properties(smx_process_t process)
635 return SIMIX_process_get_properties(process);
638 * \ingroup simix_process_management
639 * \brief Add an on_exit function
640 * Add an on_exit function which will be executed when the process exits/is killed.
642 XBT_PUBLIC(void) simcall_process_on_exit(smx_process_t process, int_f_pvoid_pvoid_t fun, void *data)
644 simcall_BODY_process_on_exit(process, fun, data);
647 * \ingroup simix_process_management
648 * \brief Sets the process to be auto-restarted or not by SIMIX when its host comes back up.
649 * Will restart the process when the host comes back up if auto_restart is set to 1.
652 XBT_PUBLIC(void) simcall_process_auto_restart_set(smx_process_t process, int auto_restart)
654 simcall_BODY_process_auto_restart_set(process, auto_restart);
658 * \ingroup simix_process_management
659 * \brief Restarts the process, killing it and starting it again from scratch.
661 XBT_PUBLIC(smx_process_t) simcall_process_restart(smx_process_t process)
663 return (smx_process_t) simcall_BODY_process_restart(process);
666 * \ingroup simix_process_management
667 * \brief Creates a new sleep SIMIX synchro.
669 * This function creates a SURF action and allocates the data necessary
670 * to create the SIMIX synchro. It can raise a host_error exception if the
671 * host crashed. The default SIMIX name of the synchro is "sleep".
673 * \param duration Time duration of the sleep.
674 * \return A result telling whether the sleep was successful
676 e_smx_state_t simcall_process_sleep(double duration)
678 /* checking for infinite values */
679 xbt_assert(std::isfinite(duration), "duration is not finite!");
680 return (e_smx_state_t) simcall_BODY_process_sleep(duration);
684 * \ingroup simix_mbox_management
685 * \brief Creates a new rendez-vous point
686 * \param name The name of the rendez-vous point
687 * \return The created rendez-vous point
689 smx_mailbox_t simcall_mbox_create(const char *name)
691 return simcall_BODY_mbox_create(name);
695 * \ingroup simix_mbox_management
696 * \brief Returns a rendez-vous point knowing its name
698 smx_mailbox_t simcall_mbox_get_by_name(const char *name)
700 /* FIXME: this is a horrible loss of performance, so we hack it out by
701 * skipping the simcall (for now). It works in parallel, it won't work on
702 * distributed but probably we will change MSG for that. */
704 return SIMIX_mbox_get_by_name(name);
708 * \ingroup simix_mbox_management
709 * \brief returns the communication at the head of the rendez-vous
710 * \param mbox The rendez-vous point
711 * \return The communication or NULL if empty
713 smx_synchro_t simcall_mbox_get_head(smx_mailbox_t mbox)
715 return simcall_BODY_mbox_get_head(mbox);
718 void simcall_mbox_set_receiver(smx_mailbox_t mbox, smx_process_t process)
720 simcall_BODY_mbox_set_receiver(mbox, process);
723 smx_process_t simcall_mbox_get_receiver(smx_mailbox_t mbox)
725 return simcall_BODY_mbox_get_receiver(mbox);
729 * \ingroup simix_comm_management
731 void simcall_comm_send(smx_process_t sender, smx_mailbox_t mbox, double task_size, double rate,
732 void *src_buff, size_t src_buff_size,
733 int (*match_fun)(void *, void *, smx_synchro_t),
734 void (*copy_data_fun)(smx_synchro_t, void*, size_t), void *data,
737 /* checking for infinite values */
738 xbt_assert(std::isfinite(task_size), "task_size is not finite!");
739 xbt_assert(std::isfinite(rate), "rate is not finite!");
740 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
742 xbt_assert(mbox, "No rendez-vous point defined for send");
744 if (MC_is_active() || MC_record_replay_is_active()) {
745 /* the model-checker wants two separate simcalls */
746 smx_synchro_t comm = NULL; /* MC needs the comm to be set to NULL during the simcall */
747 comm = simcall_comm_isend(sender, mbox, task_size, rate,
748 src_buff, src_buff_size, match_fun, NULL, copy_data_fun, data, 0);
749 simcall_comm_wait(comm, timeout);
753 simcall_BODY_comm_send(sender, mbox, task_size, rate, src_buff, src_buff_size,
754 match_fun, copy_data_fun, data, timeout);
759 * \ingroup simix_comm_management
761 smx_synchro_t simcall_comm_isend(smx_process_t sender, smx_mailbox_t mbox, double task_size, double rate,
762 void *src_buff, size_t src_buff_size,
763 int (*match_fun)(void *, void *, smx_synchro_t),
764 void (*clean_fun)(void *),
765 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
769 /* checking for infinite values */
770 xbt_assert(std::isfinite(task_size), "task_size is not finite!");
771 xbt_assert(std::isfinite(rate), "rate is not finite!");
773 xbt_assert(mbox, "No rendez-vous point defined for isend");
775 return simcall_BODY_comm_isend(sender, mbox, task_size, rate, src_buff,
776 src_buff_size, match_fun,
777 clean_fun, copy_data_fun, data, detached);
781 * \ingroup simix_comm_management
783 void simcall_comm_recv(smx_process_t receiver, smx_mailbox_t mbox, void *dst_buff, size_t * dst_buff_size,
784 int (*match_fun)(void *, void *, smx_synchro_t),
785 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
786 void *data, double timeout, double rate)
788 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
789 xbt_assert(mbox, "No rendez-vous point defined for recv");
791 if (MC_is_active() || MC_record_replay_is_active()) {
792 /* the model-checker wants two separate simcalls */
793 smx_synchro_t comm = NULL; /* MC needs the comm to be set to NULL during the simcall */
794 comm = simcall_comm_irecv(receiver, mbox, dst_buff, dst_buff_size,
795 match_fun, copy_data_fun, data, rate);
796 simcall_comm_wait(comm, timeout);
800 simcall_BODY_comm_recv(receiver, mbox, dst_buff, dst_buff_size,
801 match_fun, copy_data_fun, data, timeout, rate);
805 * \ingroup simix_comm_management
807 smx_synchro_t simcall_comm_irecv(smx_process_t receiver, smx_mailbox_t mbox, void *dst_buff, size_t *dst_buff_size,
808 int (*match_fun)(void *, void *, smx_synchro_t),
809 void (*copy_data_fun)(smx_synchro_t, void*, size_t),
810 void *data, double rate)
812 xbt_assert(mbox, "No rendez-vous point defined for irecv");
814 return simcall_BODY_comm_irecv(receiver, mbox, dst_buff, dst_buff_size,
815 match_fun, copy_data_fun, data, rate);
819 * \ingroup simix_comm_management
821 smx_synchro_t simcall_comm_iprobe(smx_mailbox_t mbox, int type, int src, int tag,
822 int (*match_fun)(void *, void *, smx_synchro_t), void *data)
824 xbt_assert(mbox, "No rendez-vous point defined for iprobe");
826 return simcall_BODY_comm_iprobe(mbox, type, src, tag, match_fun, data);
830 * \ingroup simix_comm_management
832 void simcall_comm_cancel(smx_synchro_t synchro)
834 simgrid::simix::kernel([synchro]{
835 simgrid::simix::Comm *comm = static_cast<simgrid::simix::Comm*>(synchro);
841 * \ingroup simix_comm_management
843 unsigned int simcall_comm_waitany(xbt_dynar_t comms)
845 return simcall_BODY_comm_waitany(comms);
849 * \ingroup simix_comm_management
851 int simcall_comm_testany(xbt_dynar_t comms)
853 if (xbt_dynar_is_empty(comms))
855 return simcall_BODY_comm_testany(comms);
859 * \ingroup simix_comm_management
861 void simcall_comm_wait(smx_synchro_t comm, double timeout)
863 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
864 simcall_BODY_comm_wait(comm, timeout);
868 * \brief Set the category of an synchro.
870 * This functions changes the category only. It calls a surf function.
871 * \param execution The execution synchro
872 * \param category The tracing category
874 void simcall_set_category(smx_synchro_t synchro, const char *category)
876 if (category == NULL) {
879 simcall_BODY_set_category(synchro, category);
883 * \ingroup simix_comm_management
886 int simcall_comm_test(smx_synchro_t comm)
888 return simcall_BODY_comm_test(comm);
892 * \ingroup simix_comm_management
895 double simcall_comm_get_remains(smx_synchro_t comm)
897 return simcall_BODY_comm_get_remains(comm);
901 * \ingroup simix_comm_management
904 void *simcall_comm_get_src_data(smx_synchro_t comm)
906 return simcall_BODY_comm_get_src_data(comm);
910 * \ingroup simix_comm_management
913 void *simcall_comm_get_dst_data(smx_synchro_t comm)
915 return simcall_BODY_comm_get_dst_data(comm);
919 * \ingroup simix_comm_management
922 smx_process_t simcall_comm_get_src_proc(smx_synchro_t comm)
924 return simcall_BODY_comm_get_src_proc(comm);
928 * \ingroup simix_comm_management
931 smx_process_t simcall_comm_get_dst_proc(smx_synchro_t comm)
933 return simcall_BODY_comm_get_dst_proc(comm);
937 * \ingroup simix_synchro_management
940 smx_mutex_t simcall_mutex_init(void)
943 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
946 return simcall_BODY_mutex_init();
950 * \ingroup simix_synchro_management
953 void simcall_mutex_lock(smx_mutex_t mutex)
955 simcall_BODY_mutex_lock(mutex);
959 * \ingroup simix_synchro_management
962 int simcall_mutex_trylock(smx_mutex_t mutex)
964 return simcall_BODY_mutex_trylock(mutex);
968 * \ingroup simix_synchro_management
971 void simcall_mutex_unlock(smx_mutex_t mutex)
973 simcall_BODY_mutex_unlock(mutex);
977 * \ingroup simix_synchro_management
980 smx_cond_t simcall_cond_init(void)
982 return simcall_BODY_cond_init();
986 * \ingroup simix_synchro_management
989 void simcall_cond_signal(smx_cond_t cond)
991 simcall_BODY_cond_signal(cond);
995 * \ingroup simix_synchro_management
998 void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex)
1000 simcall_BODY_cond_wait(cond, mutex);
1004 * \ingroup simix_synchro_management
1007 void simcall_cond_wait_timeout(smx_cond_t cond,
1011 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
1012 simcall_BODY_cond_wait_timeout(cond, mutex, timeout);
1016 * \ingroup simix_synchro_management
1019 void simcall_cond_broadcast(smx_cond_t cond)
1021 simcall_BODY_cond_broadcast(cond);
1025 * \ingroup simix_synchro_management
1028 smx_sem_t simcall_sem_init(int capacity)
1030 return simcall_BODY_sem_init(capacity);
1034 * \ingroup simix_synchro_management
1037 void simcall_sem_release(smx_sem_t sem)
1039 simcall_BODY_sem_release(sem);
1043 * \ingroup simix_synchro_management
1046 int simcall_sem_would_block(smx_sem_t sem)
1048 return simcall_BODY_sem_would_block(sem);
1052 * \ingroup simix_synchro_management
1055 void simcall_sem_acquire(smx_sem_t sem)
1057 simcall_BODY_sem_acquire(sem);
1061 * \ingroup simix_synchro_management
1064 void simcall_sem_acquire_timeout(smx_sem_t sem, double timeout)
1066 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
1067 simcall_BODY_sem_acquire_timeout(sem, timeout);
1071 * \ingroup simix_synchro_management
1074 int simcall_sem_get_capacity(smx_sem_t sem)
1076 return simcall_BODY_sem_get_capacity(sem);
1080 * \ingroup simix_file_management
1083 sg_size_t simcall_file_read(smx_file_t fd, sg_size_t size, sg_host_t host)
1085 return simcall_BODY_file_read(fd, size, host);
1089 * \ingroup simix_file_management
1092 sg_size_t simcall_file_write(smx_file_t fd, sg_size_t size, sg_host_t host)
1094 return simcall_BODY_file_write(fd, size, host);
1098 * \ingroup simix_file_management
1101 smx_file_t simcall_file_open(const char* fullpath, sg_host_t host)
1103 return simcall_BODY_file_open(fullpath, host);
1107 * \ingroup simix_file_management
1110 int simcall_file_close(smx_file_t fd, sg_host_t host)
1112 return simcall_BODY_file_close(fd, host);
1116 * \ingroup simix_file_management
1119 int simcall_file_unlink(smx_file_t fd, sg_host_t host)
1121 return simcall_BODY_file_unlink(fd, host);
1125 * \ingroup simix_file_management
1128 sg_size_t simcall_file_get_size(smx_file_t fd){
1129 return simcall_BODY_file_get_size(fd);
1133 * \ingroup simix_file_management
1136 sg_size_t simcall_file_tell(smx_file_t fd){
1137 return simcall_BODY_file_tell(fd);
1141 * \ingroup simix_file_management
1144 xbt_dynar_t simcall_file_get_info(smx_file_t fd)
1146 return simcall_BODY_file_get_info(fd);
1150 * \ingroup simix_file_management
1153 int simcall_file_seek(smx_file_t fd, sg_offset_t offset, int origin){
1154 return simcall_BODY_file_seek(fd, offset, origin);
1158 * \ingroup simix_file_management
1159 * \brief Move a file to another location on the *same mount point*.
1162 int simcall_file_move(smx_file_t fd, const char* fullpath)
1164 return simcall_BODY_file_move(fd, fullpath);
1168 * \ingroup simix_storage_management
1169 * \brief Returns the free space size on a given storage element.
1170 * \param storage a storage
1171 * \return Return the free space size on a given storage element (as sg_size_t)
1173 sg_size_t simcall_storage_get_free_size (smx_storage_t storage){
1174 return simcall_BODY_storage_get_free_size(storage);
1178 * \ingroup simix_storage_management
1179 * \brief Returns the used space size on a given storage element.
1180 * \param storage a storage
1181 * \return Return the used space size on a given storage element (as sg_size_t)
1183 sg_size_t simcall_storage_get_used_size (smx_storage_t storage){
1184 return simcall_BODY_storage_get_used_size(storage);
1188 * \ingroup simix_storage_management
1189 * \brief Returns a dict of the properties assigned to a storage element.
1191 * \param storage A storage element
1192 * \return The properties of this storage element
1194 xbt_dict_t simcall_storage_get_properties(smx_storage_t storage)
1196 return simcall_BODY_storage_get_properties(storage);
1200 * \ingroup simix_storage_management
1201 * \brief Returns a dict containing the content of a storage element.
1203 * \param storage A storage element
1204 * \return The content of this storage element as a dict (full path file => size)
1206 xbt_dict_t simcall_storage_get_content(smx_storage_t storage)
1208 return simcall_BODY_storage_get_content(storage);
1211 void simcall_run_kernel(std::function<void()> const& code)
1213 return simcall_BODY_run_kernel((void*) &code);
1216 int simcall_mc_random(int min, int max) {
1217 return simcall_BODY_mc_random(min, max);
1220 /* ************************************************************************** */
1222 /** @brief returns a printable string representing a simcall */
1223 const char *SIMIX_simcall_name(e_smx_simcall_t kind) {
1224 return simcall_names[kind];