4 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix);
6 static const char* request_names[] = {
7 #undef SIMIX_REQ_ENUM_ELEMENT
8 #define SIMIX_REQ_ENUM_ELEMENT(x) #x /* generate strings from the enumeration values */
10 #undef SIMIX_REQ_ENUM_ELEMENT
14 * \brief Returns a host given its name.
16 * \param name The name of the host to get
17 * \return The corresponding host
19 smx_host_t SIMIX_req_host_get_by_name(const char *name)
21 smx_req_t req = SIMIX_req_mine();
23 req->call = REQ_HOST_GET_BY_NAME;
24 req->host_get_by_name.name = name;
26 return req->host_get_by_name.result;
30 * \brief Returns the name of a host.
32 * \param host A SIMIX host
33 * \return The name of this host
35 const char* SIMIX_req_host_get_name(smx_host_t host)
37 smx_req_t req = SIMIX_req_mine();
39 req->call = REQ_HOST_GET_NAME;
40 req->host_get_name.host = host;
42 return req->host_get_name.result;
46 * \brief Returns a dict of the properties assigned to a host.
49 * \return The properties of this host
51 xbt_dict_t SIMIX_req_host_get_properties(smx_host_t host)
53 smx_req_t req = SIMIX_req_mine();
55 req->call = REQ_HOST_GET_PROPERTIES;
56 req->host_get_properties.host = host;
58 return req->host_get_properties.result;
62 * \brief Returns the speed of the processor.
64 * The speed returned does not take into account the current load on the machine.
65 * \param host A SIMIX host
66 * \return The speed of this host (in Mflop/s)
68 double SIMIX_req_host_get_speed(smx_host_t host)
70 smx_req_t req = SIMIX_req_mine();
72 req->call = REQ_HOST_GET_SPEED;
73 req->host_get_speed.host = host;
75 return req->host_get_speed.result;
79 * \brief Returns the available speed of the processor.
81 * \return Speed currently available (in Mflop/s)
83 double SIMIX_req_host_get_available_speed(smx_host_t host)
85 smx_req_t req = SIMIX_req_mine();
87 req->call = REQ_HOST_GET_AVAILABLE_SPEED;
88 req->host_get_available_speed.host = host;
90 return req->host_get_available_speed.result;
94 * \brief Returns the state of a host.
96 * Two states are possible: 1 if the host is active or 0 if it has crashed.
97 * \param host A SIMIX host
98 * \return 1 if the host is available, 0 otherwise
100 int SIMIX_req_host_get_state(smx_host_t host)
102 smx_req_t req = SIMIX_req_mine();
104 req->call = REQ_HOST_GET_STATE;
105 req->host_get_state.host = host;
106 SIMIX_request_push();
107 return req->host_get_state.result;
111 * \brief Returns the user data associated to a host.
113 * \param host SIMIX host
114 * \return the user data of this host
116 void* SIMIX_req_host_get_data(smx_host_t host)
118 smx_req_t req = SIMIX_req_mine();
120 req->call = REQ_HOST_GET_DATA;
121 req->host_get_data.host = host;
122 SIMIX_request_push();
123 return req->host_get_data.result;
127 * \brief Sets the user data associated to a host.
129 * The host must not have previous user data associated to it.
130 * \param A host SIMIX host
131 * \param data The user data to set
133 void SIMIX_req_host_set_data(smx_host_t host, void *data)
135 smx_req_t req = SIMIX_req_mine();
137 req->call = REQ_HOST_SET_DATA;
138 req->host_set_data.host = host;
139 req->host_set_data.data = data;
140 SIMIX_request_push();
143 /** \brief Creates an action that executes some computation of an host.
145 * This function creates a SURF action and allocates the data necessary
146 * to create the SIMIX action. It can raise a host_error exception if the host crashed.
148 * \param name Name of the execution action to create
149 * \param host SIMIX host where the action will be executed
150 * \param amount Computation amount (in bytes)
151 * \return A new SIMIX execution action
153 smx_action_t SIMIX_req_host_execute(const char *name, smx_host_t host,
154 double computation_amount,
157 /* checking for infinite values */
158 xbt_assert(isfinite(computation_amount), "computation_amount is not finite!");
159 xbt_assert(isfinite(priority), "priority is not finite!");
161 smx_req_t req = SIMIX_req_mine();
163 req->call = REQ_HOST_EXECUTE;
164 req->host_execute.name = name;
165 req->host_execute.host = host;
166 req->host_execute.computation_amount = computation_amount;
167 req->host_execute.priority = priority;
168 SIMIX_request_push();
169 return req->host_execute.result;
172 /** \brief Creates an action that may involve parallel computation on
173 * several hosts and communication between them.
175 * \param name Name of the execution action to create
176 * \param host_nb Number of hosts where the action will be executed
177 * \param host_list Array (of size host_nb) of hosts where the action will be executed
178 * \param computation_amount Array (of size host_nb) of computation amount of hosts (in bytes)
179 * \param communication_amount Array (of size host_nb * host_nb) representing the communication
180 * amount between each pair of hosts
181 * \param amount the SURF action amount
182 * \param rate the SURF action rate
183 * \return A new SIMIX execution action
185 smx_action_t SIMIX_req_host_parallel_execute(const char *name,
187 smx_host_t *host_list,
188 double *computation_amount,
189 double *communication_amount,
194 /* checking for infinite values */
195 for (i = 0 ; i < host_nb ; ++i) {
196 xbt_assert(isfinite(computation_amount[i]), "computation_amount[%d] is not finite!", i);
197 for (j = 0 ; j < host_nb ; ++j) {
198 xbt_assert(isfinite(communication_amount[i + host_nb * j]),
199 "communication_amount[%d+%d*%d] is not finite!", i, host_nb, j);
203 xbt_assert(isfinite(amount), "amount is not finite!");
204 xbt_assert(isfinite(rate), "rate is not finite!");
206 smx_req_t req = SIMIX_req_mine();
208 req->call = REQ_HOST_PARALLEL_EXECUTE;
209 req->host_parallel_execute.name = name;
210 req->host_parallel_execute.host_nb = host_nb;
211 req->host_parallel_execute.host_list = host_list;
212 req->host_parallel_execute.computation_amount = computation_amount;
213 req->host_parallel_execute.communication_amount = communication_amount;
214 req->host_parallel_execute.amount = amount;
215 req->host_parallel_execute.rate = rate;
216 SIMIX_request_push();
217 return req->host_parallel_execute.result;
221 * \brief Destroys an execution action.
223 * Destroys an action, freing its memory. This function cannot be called if there are a conditional waiting for it.
224 * \param action The execution action to destroy
226 void SIMIX_req_host_execution_destroy(smx_action_t execution)
228 smx_req_t req = SIMIX_req_mine();
230 req->call = REQ_HOST_EXECUTION_DESTROY;
231 req->host_execution_destroy.execution = execution;
232 SIMIX_request_push();
236 * \brief Cancels an execution action.
238 * This functions stops the execution. It calls a surf function.
239 * \param action The execution action to cancel
241 void SIMIX_req_host_execution_cancel(smx_action_t execution)
243 smx_req_t req = SIMIX_req_mine();
245 req->call = REQ_HOST_EXECUTION_CANCEL;
246 req->host_execution_cancel.execution = execution;
247 SIMIX_request_push();
251 * \brief Returns how much of an execution action remains to be done.
253 * \param Action The execution action
254 * \return The remaining amount
256 double SIMIX_req_host_execution_get_remains(smx_action_t execution)
258 smx_req_t req = SIMIX_req_mine();
260 req->call = REQ_HOST_EXECUTION_GET_REMAINS;
261 req->host_execution_get_remains.execution = execution;
262 SIMIX_request_push();
263 return req->host_execution_get_remains.result;
267 * \brief Returns the state of an execution action.
269 * \param execution The execution action
272 e_smx_state_t SIMIX_req_host_execution_get_state(smx_action_t execution)
274 smx_req_t req = SIMIX_req_mine();
276 req->call = REQ_HOST_EXECUTION_GET_STATE;
277 req->host_execution_get_state.execution = execution;
278 SIMIX_request_push();
279 return req->host_execution_get_state.result;
283 * \brief Changes the priority of an execution action.
285 * This functions changes the priority only. It calls a surf function.
286 * \param execution The execution action
287 * \param priority The new priority
289 void SIMIX_req_host_execution_set_priority(smx_action_t execution, double priority)
291 /* checking for infinite values */
292 xbt_assert(isfinite(priority), "priority is not finite!");
294 smx_req_t req = SIMIX_req_mine();
296 req->call = REQ_HOST_EXECUTION_SET_PRIORITY;
297 req->host_execution_set_priority.execution = execution;
298 req->host_execution_set_priority.priority = priority;
299 SIMIX_request_push();
303 * \brief Waits for the completion of an execution action and destroy it.
305 * \param execution The execution action
307 e_smx_state_t SIMIX_req_host_execution_wait(smx_action_t execution)
309 smx_req_t req = SIMIX_req_mine();
311 req->call = REQ_HOST_EXECUTION_WAIT;
312 req->host_execution_wait.execution = execution;
313 SIMIX_request_push();
314 return req->host_execution_wait.result;
318 * \brief Creates and runs a new SIMIX process.
320 * The structure and the corresponding thread are created and put in the list of ready processes.
322 * \param process the process created will be stored in this pointer
323 * \param name a name for the process. It is for user-level information and can be NULL.
324 * \param code the main function of the process
325 * \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.
326 * It can be retrieved with the function \ref SIMIX_req_process_get_data.
327 * \param hostname name of the host where the new agent is executed.
328 * \param argc first argument passed to \a code
329 * \param argv second argument passed to \a code
330 * \param properties the properties of the process
332 void SIMIX_req_process_create(smx_process_t *process, const char *name,
333 xbt_main_func_t code,
335 const char *hostname,
336 int argc, char **argv,
337 xbt_dict_t properties)
339 smx_req_t req = SIMIX_req_mine();
341 req->call = REQ_PROCESS_CREATE;
342 req->process_create.process = process;
343 req->process_create.name = name;
344 req->process_create.code = code;
345 req->process_create.data = data;
346 req->process_create.hostname = hostname;
347 req->process_create.argc = argc;
348 req->process_create.argv = argv;
349 req->process_create.properties = properties;
350 SIMIX_request_push();
353 /** \brief Kills a SIMIX process.
355 * This function simply kills a process.
357 * \param process poor victim
359 void SIMIX_req_process_kill(smx_process_t process)
361 smx_req_t req = SIMIX_req_mine();
363 req->call = REQ_PROCESS_KILL;
364 req->process_kill.process = process;
365 SIMIX_request_push();
368 /** \brief Kills all SIMIX processes.
370 void SIMIX_req_process_killall(void)
372 smx_req_t req = SIMIX_req_mine();
374 req->call = REQ_PROCESS_KILLALL;
375 SIMIX_request_push();
378 /** \brief Cleans up a SIMIX process.
379 * \param process poor victim (must have already been killed)
381 void SIMIX_req_process_cleanup(smx_process_t process)
383 smx_req_t req = SIMIX_req_mine();
385 req->call = REQ_PROCESS_CLEANUP;
386 req->process_cleanup.process = process;
387 SIMIX_request_push();
391 * \brief Migrates an agent to another location.
393 * This function changes the value of the host on which \a process is running.
395 * \param process the process to migrate
396 * \param source name of the previous host
397 * \param dest name of the new host
399 void SIMIX_req_process_change_host(smx_process_t process, smx_host_t dest)
401 smx_req_t req = SIMIX_req_mine();
403 req->call = REQ_PROCESS_CHANGE_HOST;
404 req->process_change_host.process = process;
405 req->process_change_host.dest = dest;
406 SIMIX_request_push();
410 * \brief Suspends a process.
412 * This function suspends the process by suspending the action
413 * it was waiting for completion.
415 * \param process a SIMIX process
417 void SIMIX_req_process_suspend(smx_process_t process)
419 xbt_assert(process, "Invalid parameters");
421 smx_req_t req = SIMIX_req_mine();
423 req->call = REQ_PROCESS_SUSPEND;
424 req->process_suspend.process = process;
425 SIMIX_request_push();
429 * \brief Resumes a suspended process.
431 * This function resumes a suspended process by resuming the action
432 * it was waiting for completion.
434 * \param process a SIMIX process
436 void SIMIX_req_process_resume(smx_process_t process)
438 smx_req_t req = SIMIX_req_mine();
440 req->call = REQ_PROCESS_RESUME;
441 req->process_resume.process = process;
442 SIMIX_request_push();
446 * \brief Returns the amount of SIMIX processes in the system
448 * Maestro internal process is not counted, only user code processes are
450 int SIMIX_req_process_count(void)
452 smx_req_t req = SIMIX_req_mine();
454 req->call = REQ_PROCESS_COUNT;
455 SIMIX_request_push();
456 return req->process_count.result;
460 * \brief Return the user data of a #smx_process_t.
462 * This functions checks whether \a process is a valid pointer or not and return the user data associated to \a process if it is possible.
463 * \param process SIMIX process
464 * \return A void pointer to the user data
466 void* SIMIX_req_process_get_data(smx_process_t process)
468 if (process == SIMIX_process_self()) {
469 /* avoid a request if this function is called by the process itself */
470 return SIMIX_process_self_get_data();
473 smx_req_t req = SIMIX_req_mine();
475 req->call = REQ_PROCESS_GET_DATA;
476 req->process_get_data.process = process;
477 SIMIX_request_push();
478 return req->process_get_data.result;
482 * \brief Set the user data of a #m_process_t.
484 * This functions checks whether \a process is a valid pointer or not and set the user data associated to \a process if it is possible.
485 * \param process SIMIX process
486 * \param data User data
488 void SIMIX_req_process_set_data(smx_process_t process, void *data)
490 if (process == SIMIX_process_self()) {
491 /* avoid a request if this function is called by the process itself */
492 SIMIX_process_self_set_data(data);
496 smx_req_t req = SIMIX_req_mine();
498 req->call = REQ_PROCESS_SET_DATA;
499 req->process_set_data.process = process;
500 req->process_set_data.data = data;
501 SIMIX_request_push();
506 * \brief Return the location on which an agent is running.
508 * This functions checks whether \a process is a valid pointer or not and return the m_host_t corresponding to the location on which \a process is running.
509 * \param process SIMIX process
512 smx_host_t SIMIX_req_process_get_host(smx_process_t process)
514 smx_req_t req = SIMIX_req_mine();
516 req->call = REQ_PROCESS_GET_HOST;
517 req->process_get_host.process = process;
518 SIMIX_request_push();
519 return req->process_get_host.result;
523 * \brief Return the name of an agent.
525 * This functions checks whether \a process is a valid pointer or not and return its name.
526 * \param process SIMIX process
527 * \return The process name
529 const char* SIMIX_req_process_get_name(smx_process_t process)
531 if (process == SIMIX_process_self()) {
532 /* avoid a request if this function is called by the process itself */
533 return process->name;
536 smx_req_t req = SIMIX_req_mine();
538 req->call = REQ_PROCESS_GET_NAME;
539 req->process_get_name.process = process;
540 SIMIX_request_push();
541 return req->process_get_name.result;
545 * \brief Returns true if the process is suspended .
547 * This checks whether a process is suspended or not by inspecting the task on which it was waiting for the completion.
548 * \param process SIMIX process
549 * \return 1, if the process is suspended, else 0.
551 int SIMIX_req_process_is_suspended(smx_process_t process)
553 smx_req_t req = SIMIX_req_mine();
555 req->call = REQ_PROCESS_IS_SUSPENDED;
556 req->process_is_suspended.process = process;
557 SIMIX_request_push();
558 return req->process_is_suspended.result;
561 /** \ingroup m_process_management
562 * \brief Return the properties
564 * This functions returns the properties associated with this process
566 xbt_dict_t SIMIX_req_process_get_properties(smx_process_t process)
568 smx_req_t req = SIMIX_req_mine();
570 req->call = REQ_PROCESS_GET_PROPERTIES;
571 req->process_get_properties.process = process;
572 SIMIX_request_push();
573 return req->process_get_properties.result;
576 /** \brief Creates a new sleep SIMIX action.
578 * This function creates a SURF action and allocates the data necessary
579 * to create the SIMIX action. It can raise a host_error exception if the
580 * host crashed. The default SIMIX name of the action is "sleep".
582 * \param duration Time duration of the sleep.
583 * \return A result telling whether the sleep was successful
585 e_smx_state_t SIMIX_req_process_sleep(double duration)
587 /* checking for infinite values */
588 xbt_assert(isfinite(duration), "duration is not finite!");
590 smx_req_t req = SIMIX_req_mine();
592 req->call = REQ_PROCESS_SLEEP;
593 req->process_sleep.duration = duration;
594 SIMIX_request_push();
595 return req->process_sleep.result;
599 * \brief Creates a new rendez-vous point
600 * \param name The name of the rendez-vous point
601 * \return The created rendez-vous point
603 smx_rdv_t SIMIX_req_rdv_create(const char *name)
605 smx_req_t req = SIMIX_req_mine();
607 req->call = REQ_RDV_CREATE;
608 req->rdv_create.name = name;
610 SIMIX_request_push();
611 return req->rdv_create.result;
616 * \brief Destroy a rendez-vous point
617 * \param name The rendez-vous point to destroy
619 void SIMIX_req_rdv_destroy(smx_rdv_t rdv)
621 smx_req_t req = SIMIX_req_mine();
623 req->call = REQ_RDV_DESTROY;
624 req->rdv_destroy.rdv = rdv;
626 SIMIX_request_push();
629 smx_rdv_t SIMIX_req_rdv_get_by_name(const char *name)
631 xbt_assert(name != NULL, "Invalid parameter for SIMIX_req_rdv_get_by_name (name is NULL)");
633 /* FIXME: this is a horrible lost of performance, so we hack it out by
634 * skipping the request (for now). It won't work on distributed but
635 * probably we will change MSG for that. */
637 smx_req_t req = SIMIX_req_mine();
638 req->call = REQ_RDV_GEY_BY_NAME;
639 req->rdv_get_by_name.name = name;
640 SIMIX_request_push();
641 return req->rdv_get_by_name.result;*/
643 return SIMIX_rdv_get_by_name(name);
647 * \brief counts the number of communication requests of a given host pending
648 * on a rendez-vous point
649 * \param rdv The rendez-vous point
650 * \param host The host to be counted
651 * \return The number of comm request pending in the rdv
653 int SIMIX_req_rdv_comm_count_by_host(smx_rdv_t rdv, smx_host_t host)
655 smx_req_t req = SIMIX_req_mine();
657 req->call = REQ_RDV_COMM_COUNT_BY_HOST;
658 req->rdv_comm_count_by_host.rdv = rdv;
659 req->rdv_comm_count_by_host.host = host;
661 SIMIX_request_push();
662 return req->rdv_comm_count_by_host.result;
666 * \brief returns the communication at the head of the rendez-vous
667 * \param rdv The rendez-vous point
668 * \return The communication or NULL if empty
670 smx_action_t SIMIX_req_rdv_get_head(smx_rdv_t rdv)
672 smx_req_t req = SIMIX_req_mine();
674 req->call = REQ_RDV_GET_HEAD;
675 req->rdv_get_head.rdv = rdv;
677 SIMIX_request_push();
678 return req->rdv_get_head.result;
681 void SIMIX_req_comm_send(smx_rdv_t rdv, double task_size, double rate,
682 void *src_buff, size_t src_buff_size,
683 int (*match_fun)(void *, void *), void *data,
686 /* checking for infinite values */
687 xbt_assert(isfinite(task_size), "task_size is not finite!");
688 xbt_assert(isfinite(rate), "rate is not finite!");
689 xbt_assert(isfinite(timeout), "timeout is not finite!");
691 xbt_assert(rdv, "No rendez-vous point defined for send");
694 /* the model-checker wants two separate requests */
695 smx_action_t comm = SIMIX_req_comm_isend(rdv, task_size, rate,
696 src_buff, src_buff_size, match_fun, data, 0);
697 SIMIX_req_comm_wait(comm, timeout);
700 smx_req_t req = SIMIX_req_mine();
702 req->call = REQ_COMM_SEND;
703 req->comm_send.rdv = rdv;
704 req->comm_send.task_size = task_size;
705 req->comm_send.rate = rate;
706 req->comm_send.src_buff = src_buff;
707 req->comm_send.src_buff_size = src_buff_size;
708 req->comm_send.match_fun = match_fun;
709 req->comm_send.data = data;
710 req->comm_send.timeout = timeout;
712 SIMIX_request_push();
716 smx_action_t SIMIX_req_comm_isend(smx_rdv_t rdv, double task_size, double rate,
717 void *src_buff, size_t src_buff_size,
718 int (*match_fun)(void *, void *), void *data,
721 /* checking for infinite values */
722 xbt_assert(isfinite(task_size), "task_size is not finite!");
723 xbt_assert(isfinite(rate), "rate is not finite!");
725 xbt_assert(rdv, "No rendez-vous point defined for isend");
727 smx_req_t req = SIMIX_req_mine();
729 req->call = REQ_COMM_ISEND;
730 req->comm_isend.rdv = rdv;
731 req->comm_isend.task_size = task_size;
732 req->comm_isend.rate = rate;
733 req->comm_isend.src_buff = src_buff;
734 req->comm_isend.src_buff_size = src_buff_size;
735 req->comm_isend.match_fun = match_fun;
736 req->comm_isend.data = data;
737 req->comm_isend.detached = detached;
739 SIMIX_request_push();
740 return req->comm_isend.result;
743 void SIMIX_req_comm_recv(smx_rdv_t rdv, void *dst_buff, size_t * dst_buff_size,
744 int (*match_fun)(void *, void *), void *data, double timeout)
746 xbt_assert(isfinite(timeout), "timeout is not finite!");
747 xbt_assert(rdv, "No rendez-vous point defined for recv");
750 /* the model-checker wants two separate requests */
751 smx_action_t comm = SIMIX_req_comm_irecv(rdv, dst_buff, dst_buff_size,
753 SIMIX_req_comm_wait(comm, timeout);
756 smx_req_t req = SIMIX_req_mine();
758 req->call = REQ_COMM_RECV;
759 req->comm_recv.rdv = rdv;
760 req->comm_recv.dst_buff = dst_buff;
761 req->comm_recv.dst_buff_size = dst_buff_size;
762 req->comm_recv.match_fun = match_fun;
763 req->comm_recv.data = data;
764 req->comm_recv.timeout = timeout;
766 SIMIX_request_push();
770 smx_action_t SIMIX_req_comm_irecv(smx_rdv_t rdv, void *dst_buff, size_t * dst_buff_size,
771 int (*match_fun)(void *, void *), void *data)
773 xbt_assert(rdv, "No rendez-vous point defined for irecv");
775 smx_req_t req = SIMIX_req_mine();
777 req->call = REQ_COMM_IRECV;
778 req->comm_irecv.rdv = rdv;
779 req->comm_irecv.dst_buff = dst_buff;
780 req->comm_irecv.dst_buff_size = dst_buff_size;
781 req->comm_irecv.match_fun = match_fun;
782 req->comm_irecv.data = data;
784 SIMIX_request_push();
785 return req->comm_irecv.result;
788 void SIMIX_req_comm_destroy(smx_action_t comm)
790 xbt_assert(comm, "Invalid parameter");
792 /* FIXME remove this request type: comms are auto-destroyed now,
793 * but what happens with unfinished comms? */
796 smx_req_t req = SIMIX_req_mine();
798 req->call = REQ_COMM_DESTROY;
799 req->comm_destroy.comm = comm;
801 SIMIX_request_push();
805 void SIMIX_req_comm_cancel(smx_action_t comm)
807 smx_req_t req = SIMIX_req_mine();
809 req->call = REQ_COMM_CANCEL;
810 req->comm_cancel.comm = comm;
812 SIMIX_request_push();
815 unsigned int SIMIX_req_comm_waitany(xbt_dynar_t comms)
817 smx_req_t req = SIMIX_req_mine();
819 req->call = REQ_COMM_WAITANY;
820 req->comm_waitany.comms = comms;
822 SIMIX_request_push();
823 return req->comm_waitany.result;
826 int SIMIX_req_comm_testany(xbt_dynar_t comms)
828 smx_req_t req = SIMIX_req_mine();
829 if (xbt_dynar_length(comms)==0)
832 req->call = REQ_COMM_TESTANY;
833 req->comm_testany.comms = comms;
835 SIMIX_request_push();
836 return req->comm_testany.result;
839 void SIMIX_req_comm_wait(smx_action_t comm, double timeout)
841 xbt_assert(isfinite(timeout), "timeout is not finite!");
843 smx_req_t req = SIMIX_req_mine();
845 req->call = REQ_COMM_WAIT;
846 req->comm_wait.comm = comm;
847 req->comm_wait.timeout = timeout;
849 SIMIX_request_push();
854 * \brief Set the category of an action.
856 * This functions changes the category only. It calls a surf function.
857 * \param execution The execution action
858 * \param category The tracing category
860 void SIMIX_req_set_category(smx_action_t action, const char *category)
862 if (category == NULL) {
866 smx_req_t req = SIMIX_req_mine();
868 req->call = REQ_SET_CATEGORY;
869 req->set_category.action = action;
870 req->set_category.category = category;
872 SIMIX_request_push();
876 int SIMIX_req_comm_test(smx_action_t comm)
878 smx_req_t req = SIMIX_req_mine();
880 req->call = REQ_COMM_TEST;
881 req->comm_test.comm = comm;
883 SIMIX_request_push();
884 return req->comm_test.result;
887 double SIMIX_req_comm_get_remains(smx_action_t comm)
889 smx_req_t req = SIMIX_req_mine();
891 req->call = REQ_COMM_GET_REMAINS;
892 req->comm_get_remains.comm = comm;
894 SIMIX_request_push();
895 return req->comm_get_remains.result;
898 e_smx_state_t SIMIX_req_comm_get_state(smx_action_t comm)
900 smx_req_t req = SIMIX_req_mine();
902 req->call = REQ_COMM_GET_STATE;
903 req->comm_get_state.comm = comm;
905 SIMIX_request_push();
906 return req->comm_get_state.result;
909 void *SIMIX_req_comm_get_src_data(smx_action_t comm)
911 smx_req_t req = SIMIX_req_mine();
913 req->call = REQ_COMM_GET_SRC_DATA;
914 req->comm_get_src_data.comm = comm;
916 SIMIX_request_push();
917 return req->comm_get_src_data.result;
920 void *SIMIX_req_comm_get_dst_data(smx_action_t comm)
922 smx_req_t req = SIMIX_req_mine();
924 req->call = REQ_COMM_GET_DST_DATA;
925 req->comm_get_dst_data.comm = comm;
927 SIMIX_request_push();
928 return req->comm_get_dst_data.result;
931 smx_process_t SIMIX_req_comm_get_src_proc(smx_action_t comm)
933 smx_req_t req = SIMIX_req_mine();
935 req->call = REQ_COMM_GET_SRC_PROC;
936 req->comm_get_src_proc.comm = comm;
938 SIMIX_request_push();
939 return req->comm_get_src_proc.result;
942 smx_process_t SIMIX_req_comm_get_dst_proc(smx_action_t comm)
944 smx_req_t req = SIMIX_req_mine();
946 req->call = REQ_COMM_GET_DST_PROC;
947 req->comm_get_dst_proc.comm = comm;
949 SIMIX_request_push();
950 return req->comm_get_dst_proc.result;
953 #ifdef HAVE_LATENCY_BOUND_TRACKING
954 int SIMIX_req_comm_is_latency_bounded(smx_action_t comm)
956 smx_req_t req = SIMIX_req_mine();
958 req->call = REQ_COMM_IS_LATENCY_BOUNDED;
959 req->comm_is_latency_bounded.comm = comm;
961 SIMIX_request_push();
962 return req->comm_is_latency_bounded.result;
966 smx_mutex_t SIMIX_req_mutex_init(void)
968 smx_req_t req = SIMIX_req_mine();
970 req->call = REQ_MUTEX_INIT;
972 SIMIX_request_push();
973 return req->mutex_init.result;
976 void SIMIX_req_mutex_destroy(smx_mutex_t mutex)
978 smx_req_t req = SIMIX_req_mine();
980 req->call = REQ_MUTEX_DESTROY;
981 req->mutex_destroy.mutex = mutex;
983 SIMIX_request_push();
986 void SIMIX_req_mutex_lock(smx_mutex_t mutex)
988 smx_req_t req = SIMIX_req_mine();
990 req->call = REQ_MUTEX_LOCK;
991 req->mutex_lock.mutex = mutex;
993 SIMIX_request_push();
996 int SIMIX_req_mutex_trylock(smx_mutex_t mutex)
998 smx_req_t req = SIMIX_req_mine();
1000 req->call = REQ_MUTEX_TRYLOCK;
1001 req->mutex_trylock.mutex = mutex;
1003 SIMIX_request_push();
1004 return req->mutex_trylock.result;
1007 void SIMIX_req_mutex_unlock(smx_mutex_t mutex)
1009 smx_req_t req = SIMIX_req_mine();
1011 req->call = REQ_MUTEX_UNLOCK;
1012 req->mutex_unlock.mutex = mutex;
1014 SIMIX_request_push();
1018 smx_cond_t SIMIX_req_cond_init(void)
1020 smx_req_t req = SIMIX_req_mine();
1022 req->call = REQ_COND_INIT;
1024 SIMIX_request_push();
1025 return req->cond_init.result;
1028 void SIMIX_req_cond_destroy(smx_cond_t cond)
1030 smx_req_t req = SIMIX_req_mine();
1032 req->call = REQ_COND_DESTROY;
1033 req->cond_destroy.cond = cond;
1035 SIMIX_request_push();
1038 void SIMIX_req_cond_signal(smx_cond_t cond)
1040 smx_req_t req = SIMIX_req_mine();
1042 req->call = REQ_COND_SIGNAL;
1043 req->cond_signal.cond = cond;
1045 SIMIX_request_push();
1048 void SIMIX_req_cond_wait(smx_cond_t cond, smx_mutex_t mutex)
1050 smx_req_t req = SIMIX_req_mine();
1052 req->call = REQ_COND_WAIT;
1053 req->cond_wait.cond = cond;
1054 req->cond_wait.mutex = mutex;
1056 SIMIX_request_push();
1059 void SIMIX_req_cond_wait_timeout(smx_cond_t cond,
1063 xbt_assert(isfinite(timeout), "timeout is not finite!");
1065 smx_req_t req = SIMIX_req_mine();
1067 req->call = REQ_COND_WAIT_TIMEOUT;
1068 req->cond_wait_timeout.cond = cond;
1069 req->cond_wait_timeout.mutex = mutex;
1070 req->cond_wait_timeout.timeout = timeout;
1072 SIMIX_request_push();
1075 void SIMIX_req_cond_broadcast(smx_cond_t cond)
1077 smx_req_t req = SIMIX_req_mine();
1079 req->call = REQ_COND_BROADCAST;
1080 req->cond_broadcast.cond = cond;
1082 SIMIX_request_push();
1086 smx_sem_t SIMIX_req_sem_init(int capacity)
1088 smx_req_t req = SIMIX_req_mine();
1090 req->call = REQ_SEM_INIT;
1091 req->sem_init.capacity = capacity;
1093 SIMIX_request_push();
1094 return req->sem_init.result;
1097 void SIMIX_req_sem_destroy(smx_sem_t sem)
1099 smx_req_t req = SIMIX_req_mine();
1101 req->call = REQ_SEM_DESTROY;
1102 req->sem_destroy.sem = sem;
1104 SIMIX_request_push();
1107 void SIMIX_req_sem_release(smx_sem_t sem)
1109 smx_req_t req = SIMIX_req_mine();
1111 req->call = REQ_SEM_RELEASE;
1112 req->sem_release.sem = sem;
1114 SIMIX_request_push();
1117 int SIMIX_req_sem_would_block(smx_sem_t sem)
1119 smx_req_t req = SIMIX_req_mine();
1121 req->call = REQ_SEM_WOULD_BLOCK;
1122 req->sem_would_block.sem = sem;
1124 SIMIX_request_push();
1125 return req->sem_would_block.result;
1128 void SIMIX_req_sem_acquire(smx_sem_t sem)
1130 smx_req_t req = SIMIX_req_mine();
1132 req->call = REQ_SEM_ACQUIRE;
1133 req->sem_acquire.sem = sem;
1135 SIMIX_request_push();
1138 void SIMIX_req_sem_acquire_timeout(smx_sem_t sem, double timeout)
1140 xbt_assert(isfinite(timeout), "timeout is not finite!");
1142 smx_req_t req = SIMIX_req_mine();
1144 req->call = REQ_SEM_ACQUIRE_TIMEOUT;
1145 req->sem_acquire_timeout.sem = sem;
1146 req->sem_acquire_timeout.timeout = timeout;
1148 SIMIX_request_push();
1151 int SIMIX_req_sem_get_capacity(smx_sem_t sem)
1153 smx_req_t req = SIMIX_req_mine();
1155 req->call = REQ_SEM_GET_CAPACITY;
1156 req->sem_get_capacity.sem = sem;
1158 SIMIX_request_push();
1159 return req->sem_get_capacity.result;
1161 /* ************************************************************************** */
1163 /** @brief returns a printable string representing the request kind */
1164 const char *SIMIX_request_name(int kind) {
1165 return request_names[kind];