1 /* Copyright (c) 2004-2015. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
10 #include "simgrid/datatypes.h"
11 #include "simgrid/forward.h"
12 #include "simgrid/host.h"
16 #include "xbt/dynar.h"
19 #include "simgrid/simix.h"
26 typedef simgrid::msg::Comm sg_msg_Comm;
28 typedef struct msg_Comm sg_msg_Comm;
33 /* *************************** Network Zones ******************************** */
34 #define msg_as_t msg_netzone_t /* portability macro */
35 typedef s4u_NetZone* msg_netzone_t;
37 /* ******************************** Host ************************************ */
39 /** @brief Host datatype.
40 @ingroup m_host_management
42 A <em>location</em> (or <em>host</em>) is any possible place where
43 a process may run. Thus it is represented as a <em>physical
44 resource with computing capabilities</em>, some <em>mailboxes</em>
45 to enable running process to communicate with remote ones, and
46 some <em>private data</em> that can be only accessed by local
49 typedef sg_host_t msg_host_t;
52 XBT_PUBLIC_DATA(int) sg_storage_max_file_descriptors;
53 /* ******************************** Task ************************************ */
55 typedef struct simdata_task *simdata_task_t;
57 typedef struct msg_task {
58 char *name; /**< @brief task name if any */
59 simdata_task_t simdata; /**< @brief simulator data */
60 void *data; /**< @brief user data */
61 long long int counter; /* task unique identifier for instrumentation */
62 char *category; /* task category for instrumentation */
65 /** @brief Task datatype.
66 @ingroup m_task_management
68 A <em>task</em> may then be defined by a <em>computing
69 amount</em>, a <em>message size</em> and some <em>private
72 typedef struct msg_task *msg_task_t;
74 /* ******************************** VM ************************************* */
75 typedef sg_vm_t msg_vm_t;
77 /* ******************************** File ************************************ */
78 typedef sg_file_t msg_file_t;
80 /* ******************************** Storage ************************************ */
82 /** @brief Storage datatype.
83 * @ingroup msg_storage_management
85 * You should consider this as an opaque object.
87 typedef sg_storage_t msg_storage_t;
90 * \brief @brief Communication action.
91 * \ingroup msg_task_usage
93 * Object representing an ongoing communication between processes. Such beast is usually obtained by using #MSG_task_isend, #MSG_task_irecv or friends.
95 typedef sg_msg_Comm* msg_comm_t;
97 /** \brief Default value for an uninitialized #msg_task_t.
98 \ingroup m_task_management
100 #define MSG_TASK_UNINITIALIZED NULL
102 /* ****************************** Process *********************************** */
104 /** @brief Process datatype.
105 @ingroup m_process_management
107 A process may be defined as a <em>code</em>, with some
108 <em>private data</em>, executing in a <em>location</em>.
110 You should not access directly to the fields of the pointed
111 structure, but always use the provided API to interact with
114 typedef s4u_Actor* msg_process_t;
116 /** @brief Return code of most MSG functions
117 @ingroup msg_simulation
119 /* Keep these code as binary values: java bindings manipulate | of these values */
121 MSG_OK = 0, /**< @brief Everything is right. Keep on going this way ! */
122 MSG_TIMEOUT = 1, /**< @brief nothing good happened before the timer you provided elapsed */
123 MSG_TRANSFER_FAILURE = 2, /**< @brief There has been a problem during you task
124 transfer. Either the network is down or the remote host has been
126 MSG_HOST_FAILURE = 4, /**< @brief System shutdown. The host on which you are
127 running has just been rebooted. Free your datastructures and
129 MSG_TASK_CANCELED = 8 /**< @brief Canceled task. This task has been canceled by somebody!*/
133 /************************** Global ******************************************/
134 XBT_PUBLIC(void) MSG_config(const char *key, const char *value);
135 /** \ingroup msg_simulation
136 * \brief Initialize the MSG internal data.
139 * It also check that the link-time and compile-time versions of SimGrid do
140 * match, so you should use this version instead of the #MSG_init_nocheck
141 * function that does the same initializations, but without this check.
143 * We allow to link against compiled versions that differ in the patch level.
145 #define MSG_init(argc,argv) do { \
146 sg_version_check(SIMGRID_VERSION_MAJOR,SIMGRID_VERSION_MINOR,SIMGRID_VERSION_PATCH);\
147 MSG_init_nocheck(argc,argv); \
150 XBT_PUBLIC(void) MSG_init_nocheck(int *argc, char **argv);
151 XBT_PUBLIC(msg_error_t) MSG_main();;
152 XBT_PUBLIC(void) MSG_function_register(const char *name,
153 xbt_main_func_t code);
154 XBT_PUBLIC(void) MSG_function_register_default(xbt_main_func_t code);
155 XBT_PUBLIC(void) MSG_launch_application(const char *file);
156 /*Bypass the parser */
157 XBT_PUBLIC(void) MSG_set_function(const char *host_id,
158 const char *function_name,
159 xbt_dynar_t arguments);
161 XBT_PUBLIC(double) MSG_get_clock();
162 XBT_PUBLIC(unsigned long int) MSG_get_sent_msg();
164 /************************** Net Zones ***********************************/
165 XBT_PUBLIC(msg_netzone_t) MSG_zone_get_root();
166 XBT_PUBLIC(const char*) MSG_zone_get_name(msg_netzone_t zone);
167 XBT_PUBLIC(msg_netzone_t) MSG_zone_get_by_name(const char* name);
168 XBT_PUBLIC(void) MSG_zone_get_sons(msg_netzone_t zone, xbt_dict_t whereto);
169 XBT_PUBLIC(const char*) MSG_zone_get_property_value(msg_netzone_t as, const char* name);
170 XBT_PUBLIC(void) MSG_zone_set_property_value(msg_netzone_t netzone, const char* name, char* value);
171 XBT_PUBLIC(void) MSG_zone_get_hosts(msg_netzone_t zone, xbt_dynar_t whereto);
173 static inline XBT_ATTRIB_DEPRECATED_v319("Use MSG_zone_get_root() instead: v3.19 will turn this warning into an error.")
174 msg_netzone_t MSG_environment_get_routing_root()
176 return MSG_zone_get_root();
178 static inline XBT_ATTRIB_DEPRECATED_v319("Use MSG_zone_get_name() instead: v3.19 will turn this warning into an error.")
179 const char* MSG_environment_as_get_name(msg_netzone_t zone)
181 return MSG_zone_get_name(zone);
183 static inline XBT_ATTRIB_DEPRECATED_v319(
184 "Use MSG_zone_get_by_name() instead: v3.19 will turn this warning into an error.") msg_netzone_t
185 MSG_environment_as_get_by_name(const char* name)
187 return MSG_zone_get_by_name(name);
189 static inline XBT_ATTRIB_DEPRECATED_v319("Use MSG_zone_get_sons() instead: v3.19 will turn this warning into an error.")
190 xbt_dict_t MSG_environment_as_get_routing_sons(msg_netzone_t zone)
192 xbt_dict_t res = xbt_dict_new_homogeneous(NULL);
193 MSG_zone_get_sons(zone, res);
196 static inline XBT_ATTRIB_DEPRECATED_v319(
197 "Use MSG_zone_get_property_value() instead: v3.19 will turn this warning into an error.") const
198 char* MSG_environment_as_get_property_value(msg_netzone_t zone, const char* name)
200 return MSG_zone_get_property_value(zone, name);
202 static inline XBT_ATTRIB_DEPRECATED_v319(
203 "Use MSG_zone_set_property_value() instead: v3.19 will remove MSG_environment_as_set_property_value() "
204 "completely.") void MSG_environment_as_set_property_value(msg_netzone_t zone, const char* name, char* value)
206 MSG_zone_set_property_value(zone, name, value);
208 static inline XBT_ATTRIB_DEPRECATED_v319(
209 "Use MSG_zone_get_hosts() instead: v3.19 will remove MSG_environment_as_get_hosts() completely.") xbt_dynar_t
210 MSG_environment_as_get_hosts(msg_netzone_t zone)
212 xbt_dynar_t res = xbt_dynar_new(sizeof(sg_host_t), NULL);
213 MSG_zone_get_hosts(zone, res);
217 /************************** File handling ***********************************/
218 XBT_PUBLIC(sg_size_t) MSG_file_read(msg_file_t fd, sg_size_t size);
219 XBT_PUBLIC(sg_size_t) MSG_file_write(msg_file_t fd, sg_size_t size);
220 XBT_PUBLIC(msg_file_t) MSG_file_open(const char* fullpath, void* data);
221 XBT_PUBLIC(void*) MSG_file_get_data(msg_file_t fd);
222 XBT_PUBLIC(msg_error_t) MSG_file_set_data(msg_file_t fd, void * data);
223 XBT_PUBLIC(int) MSG_file_close(msg_file_t fd);
224 XBT_PUBLIC(sg_size_t) MSG_file_get_size(msg_file_t fd);
225 XBT_PUBLIC(void) MSG_file_dump(msg_file_t fd);
226 XBT_PUBLIC(msg_error_t) MSG_file_unlink(msg_file_t fd);
227 XBT_PUBLIC(msg_error_t) MSG_file_seek(msg_file_t fd, sg_offset_t offset, int origin);
228 XBT_PUBLIC(sg_size_t) MSG_file_tell (msg_file_t fd);
229 XBT_PUBLIC(const char *) MSG_file_get_name(msg_file_t file);
230 XBT_PUBLIC(msg_error_t) MSG_file_move(msg_file_t fd, const char* fullpath);
231 XBT_PUBLIC(msg_error_t) MSG_file_rcopy(msg_file_t fd, msg_host_t host, const char* fullpath);
232 XBT_PUBLIC(msg_error_t) MSG_file_rmove(msg_file_t fd, msg_host_t host, const char* fullpath);
233 /************************** Storage handling ***********************************/
234 XBT_PUBLIC(const char *) MSG_storage_get_name(msg_storage_t storage);
235 XBT_PUBLIC(sg_size_t) MSG_storage_get_free_size(msg_storage_t storage);
236 XBT_PUBLIC(sg_size_t) MSG_storage_get_used_size(msg_storage_t storage);
237 XBT_PUBLIC(msg_storage_t) MSG_storage_get_by_name(const char *name);
238 XBT_PUBLIC(xbt_dict_t) MSG_storage_get_properties(msg_storage_t storage);
239 XBT_PUBLIC(void) MSG_storage_set_property_value(msg_storage_t storage, const char* name, char* value);
240 XBT_PUBLIC(const char *)MSG_storage_get_property_value(msg_storage_t storage, const char *name);
241 XBT_PUBLIC(xbt_dynar_t) MSG_storages_as_dynar();
242 XBT_PUBLIC(msg_error_t) MSG_storage_set_data(msg_storage_t host, void *data);
243 XBT_PUBLIC(void *) MSG_storage_get_data(msg_storage_t storage);
244 XBT_PUBLIC(xbt_dict_t) MSG_storage_get_content(msg_storage_t storage);
245 XBT_PUBLIC(sg_size_t) MSG_storage_get_size(msg_storage_t storage);
246 XBT_PUBLIC(const char *) MSG_storage_get_host(msg_storage_t storage);
248 /************************** Host handling ***********************************/
249 XBT_PUBLIC(msg_host_t) MSG_host_by_name(const char *name);
250 #define MSG_get_host_by_name(n) MSG_host_by_name(n) /* Rewrite the old name into the new one transparently */
251 XBT_PUBLIC(msg_error_t) MSG_host_set_data(msg_host_t host, void *data);
252 XBT_PUBLIC(void *) MSG_host_get_data(msg_host_t host);
253 /** \ingroup m_host_management
255 * \brief Return the name of the #msg_host_t. */
256 #define MSG_host_get_name(host) sg_host_get_name(host)
257 XBT_PUBLIC(void) MSG_host_on(msg_host_t host);
258 XBT_PUBLIC(void) MSG_host_off(msg_host_t host);
259 XBT_PUBLIC(msg_host_t) MSG_host_self();
260 XBT_PUBLIC(double) MSG_host_get_speed(msg_host_t h);
261 XBT_PUBLIC(int) MSG_host_get_core_number(msg_host_t h);
262 XBT_PUBLIC(void) MSG_host_get_process_list(msg_host_t h, xbt_dynar_t whereto);
263 XBT_PUBLIC(int) MSG_host_is_on(msg_host_t h);
264 XBT_PUBLIC(int) MSG_host_is_off(msg_host_t h);
267 XBT_ATTRIB_DEPRECATED_v319("Use MSG_host_get_speed(): v3.19 will drop MSG_get_host_speed() completely.")
268 MSG_get_host_speed(msg_host_t host)
270 return MSG_host_get_speed(host);
272 static inline double XBT_ATTRIB_DEPRECATED_v320(
273 "Use MSG_host_get_speed(): v3.20 will drop MSG_host_get_current_power_peak() completely.")
274 MSG_host_get_current_power_peak(msg_host_t host)
276 return MSG_host_get_speed(host);
279 XBT_PUBLIC(double) MSG_host_get_power_peak_at(msg_host_t h, int pstate);
280 XBT_PUBLIC(int) MSG_host_get_nb_pstates(msg_host_t h);
281 #define MSG_host_get_pstate(h) sg_host_get_pstate(h) /* users don't know that MSG is the C version of SimGrid */
282 #define MSG_host_set_pstate(h, pstate) sg_host_set_pstate(h, pstate) /* (same here) */
283 XBT_PUBLIC(xbt_dynar_t) MSG_hosts_as_dynar();
284 XBT_PUBLIC(int) MSG_get_host_number();
285 XBT_PUBLIC(xbt_dict_t) MSG_host_get_mounted_storage_list(msg_host_t host);
286 XBT_PUBLIC(xbt_dynar_t) MSG_host_get_attached_storage_list(msg_host_t host);
287 XBT_PUBLIC(xbt_dict_t) MSG_host_get_storage_content(msg_host_t host);
289 /*property handlers*/
290 XBT_PUBLIC(xbt_dict_t) MSG_host_get_properties(msg_host_t host);
291 XBT_PUBLIC(const char *) MSG_host_get_property_value(msg_host_t host,
293 XBT_PUBLIC(void) MSG_host_set_property_value(msg_host_t host, const char* name, char* value);
295 XBT_PUBLIC(void) MSG_create_environment(const char *file);
297 /************************** Process handling *********************************/
298 XBT_PUBLIC(msg_process_t) MSG_process_create(const char *name,
299 xbt_main_func_t code,
300 void *data, msg_host_t host);
301 XBT_PUBLIC(msg_process_t)
302 MSG_process_create_with_arguments(const char* name, xbt_main_func_t code, void* data, msg_host_t host, int argc,
304 XBT_PUBLIC(msg_process_t)
305 MSG_process_create_with_environment(const char* name, xbt_main_func_t code, void* data, msg_host_t host, int argc,
306 char** argv, xbt_dict_t properties);
308 XBT_PUBLIC(msg_process_t) MSG_process_attach(const char* name, void* data, msg_host_t host, xbt_dict_t properties);
309 XBT_PUBLIC(void) MSG_process_detach();
311 XBT_PUBLIC(void) MSG_process_kill(msg_process_t process);
312 XBT_PUBLIC(int) MSG_process_killall(int reset_PIDs);
313 XBT_PUBLIC(msg_error_t) MSG_process_migrate(msg_process_t process, msg_host_t host);
314 XBT_PUBLIC(void) MSG_process_yield();
316 XBT_PUBLIC(void *) MSG_process_get_data(msg_process_t process);
317 XBT_PUBLIC(msg_error_t) MSG_process_set_data(msg_process_t process,
319 XBT_PUBLIC(void) MSG_process_set_data_cleanup(void_f_pvoid_t data_cleanup);
320 XBT_PUBLIC(msg_host_t) MSG_process_get_host(msg_process_t process);
321 XBT_PUBLIC(msg_process_t) MSG_process_from_PID(int PID);
322 XBT_PUBLIC(int) MSG_process_get_PID(msg_process_t process);
323 XBT_PUBLIC(int) MSG_process_get_PPID(msg_process_t process);
324 XBT_PUBLIC(const char *) MSG_process_get_name(msg_process_t process);
325 XBT_PUBLIC(int) MSG_process_self_PID();
326 XBT_PUBLIC(int) MSG_process_self_PPID();
327 XBT_PUBLIC(const char*) MSG_process_self_name();
328 XBT_PUBLIC(msg_process_t) MSG_process_self();
329 XBT_PUBLIC(xbt_dynar_t) MSG_processes_as_dynar();
330 XBT_PUBLIC(int) MSG_process_get_number();
332 XBT_PUBLIC(msg_error_t) MSG_process_set_kill_time(msg_process_t process, double kill_time);
334 /*property handlers*/
335 XBT_PUBLIC(xbt_dict_t) MSG_process_get_properties(msg_process_t process);
336 XBT_PUBLIC(const char *) MSG_process_get_property_value(msg_process_t
340 XBT_PUBLIC(msg_error_t) MSG_process_suspend(msg_process_t process);
341 XBT_PUBLIC(msg_error_t) MSG_process_resume(msg_process_t process);
342 XBT_PUBLIC(int) MSG_process_is_suspended(msg_process_t process);
343 XBT_PUBLIC(void) MSG_process_on_exit(int_f_pvoid_pvoid_t fun, void *data);
344 XBT_PUBLIC(void) MSG_process_auto_restart_set(msg_process_t process, int auto_restart);
346 XBT_PUBLIC(void) MSG_process_daemonize(msg_process_t process);
347 XBT_PUBLIC(msg_process_t) MSG_process_restart(msg_process_t process);
348 XBT_PUBLIC(void) MSG_process_ref(msg_process_t process);
349 XBT_PUBLIC(void) MSG_process_unref(msg_process_t process);
351 /************************** Task handling ************************************/
352 XBT_PUBLIC(msg_task_t) MSG_task_create(const char *name,
354 double bytes_amount, void *data);
355 XBT_PUBLIC(msg_task_t) MSG_parallel_task_create(const char *name,
357 const msg_host_t * host_list,
358 double *flops_amount,
359 double *bytes_amount,
361 XBT_PUBLIC(void *) MSG_task_get_data(msg_task_t task);
362 XBT_PUBLIC(void) MSG_task_set_data(msg_task_t task, void *data);
363 XBT_PUBLIC(void) MSG_task_set_copy_callback(void (*callback) (
364 msg_task_t task, msg_process_t src, msg_process_t dst));
365 XBT_PUBLIC(msg_process_t) MSG_task_get_sender(msg_task_t task);
366 XBT_PUBLIC(msg_host_t) MSG_task_get_source(msg_task_t task);
367 XBT_PUBLIC(const char *) MSG_task_get_name(msg_task_t task);
368 XBT_PUBLIC(void) MSG_task_set_name(msg_task_t task, const char *name);
369 XBT_PUBLIC(msg_error_t) MSG_task_cancel(msg_task_t task);
370 XBT_PUBLIC(msg_error_t) MSG_task_destroy(msg_task_t task);
372 XBT_PUBLIC(msg_error_t) MSG_task_execute(msg_task_t task);
373 XBT_PUBLIC(msg_error_t) MSG_parallel_task_execute(msg_task_t task);
374 XBT_PUBLIC(msg_error_t) MSG_parallel_task_execute_with_timeout(msg_task_t task, double timeout);
375 XBT_PUBLIC(void) MSG_task_set_priority(msg_task_t task, double priority);
376 XBT_PUBLIC(void) MSG_task_set_bound(msg_task_t task, double bound);
378 XBT_PUBLIC(msg_error_t) MSG_process_join(msg_process_t process, double timeout);
379 XBT_PUBLIC(msg_error_t) MSG_process_sleep(double nb_sec);
381 XBT_PUBLIC(void) MSG_task_set_flops_amount(msg_task_t task, double flops_amount);
382 XBT_PUBLIC(double) MSG_task_get_flops_amount(msg_task_t task);
383 XBT_PUBLIC(void) MSG_task_set_bytes_amount(msg_task_t task, double bytes_amount);
385 XBT_PUBLIC(double) MSG_task_get_remaining_communication(msg_task_t task);
386 XBT_PUBLIC(int) MSG_task_is_latency_bounded(msg_task_t task);
387 XBT_PUBLIC(double) MSG_task_get_bytes_amount(msg_task_t task);
389 XBT_PUBLIC(msg_error_t) MSG_task_receive_ext(msg_task_t* task, const char* alias, double timeout, msg_host_t host);
391 XBT_PUBLIC(msg_error_t) MSG_task_receive_with_timeout(msg_task_t* task, const char* alias, double timeout);
393 XBT_PUBLIC(msg_error_t) MSG_task_receive(msg_task_t* task, const char* alias);
394 #define MSG_task_recv(t,a) MSG_task_receive(t,a)
396 XBT_PUBLIC(msg_error_t)
397 MSG_task_receive_ext_bounded(msg_task_t* task, const char* alias, double timeout, msg_host_t host, double rate);
399 XBT_PUBLIC(msg_error_t)
400 MSG_task_receive_with_timeout_bounded(msg_task_t* task, const char* alias, double timeout, double rate);
401 XBT_PUBLIC(msg_error_t) MSG_task_receive_bounded(msg_task_t * task, const char *alias,double rate);
402 #define MSG_task_recv_bounded(t,a,r) MSG_task_receive_bounded(t,a,r)
404 XBT_PUBLIC(msg_comm_t) MSG_task_isend(msg_task_t task, const char *alias);
405 XBT_PUBLIC(msg_comm_t) MSG_task_isend_bounded(msg_task_t task, const char *alias, double maxrate);
406 XBT_PUBLIC(msg_comm_t)
407 MSG_task_isend_with_matching(msg_task_t task, const char* alias, int (*match_fun)(void*, void*, void*),
410 XBT_PUBLIC(void) MSG_task_dsend(msg_task_t task, const char *alias, void_f_pvoid_t cleanup);
411 XBT_PUBLIC(void) MSG_task_dsend_bounded(msg_task_t task, const char *alias, void_f_pvoid_t cleanup, double maxrate);
412 XBT_PUBLIC(msg_comm_t) MSG_task_irecv(msg_task_t * task, const char *alias);
413 XBT_PUBLIC(msg_comm_t) MSG_task_irecv_bounded(msg_task_t * task, const char *alias, double rate);
414 XBT_PUBLIC(int) MSG_comm_test(msg_comm_t comm);
415 XBT_PUBLIC(int) MSG_comm_testany(xbt_dynar_t comms);
416 XBT_PUBLIC(void) MSG_comm_destroy(msg_comm_t comm);
417 XBT_PUBLIC(msg_error_t) MSG_comm_wait(msg_comm_t comm, double timeout);
418 XBT_PUBLIC(void) MSG_comm_waitall(msg_comm_t * comm, int nb_elem, double timeout);
419 XBT_PUBLIC(int) MSG_comm_waitany(xbt_dynar_t comms);
420 XBT_PUBLIC(msg_task_t) MSG_comm_get_task(msg_comm_t comm);
421 XBT_PUBLIC(msg_error_t) MSG_comm_get_status(msg_comm_t comm);
423 XBT_PUBLIC(int) MSG_task_listen(const char *alias);
424 XBT_PUBLIC(msg_error_t) MSG_task_send_with_timeout(msg_task_t task, const char *alias, double timeout);
425 XBT_PUBLIC(msg_error_t) MSG_task_send_with_timeout_bounded(msg_task_t task, const char *alias, double timeout, double maxrate);
426 XBT_PUBLIC(msg_error_t) MSG_task_send(msg_task_t task, const char *alias);
427 XBT_PUBLIC(msg_error_t) MSG_task_send_bounded(msg_task_t task, const char *alias, double rate);
428 XBT_PUBLIC(int) MSG_task_listen_from(const char *alias);
429 XBT_PUBLIC(void) MSG_task_set_category (msg_task_t task, const char *category);
430 XBT_PUBLIC(const char *) MSG_task_get_category (msg_task_t task);
432 /************************** Mailbox handling ************************************/
434 /* @brief MSG_mailbox_set_async - set a mailbox as eager
435 * Sets the mailbox to a permanent receiver mode. Messages sent to this mailbox will then be sent just after the send
436 * is issued, without waiting for the corresponding receive.
437 * This call should be done before issuing any receive, and on the receiver's side only
438 * @param alias The alias of the mailbox to modify.
440 XBT_PUBLIC(void) MSG_mailbox_set_async(const char *alias);
442 /************************** Action handling **********************************/
443 XBT_PUBLIC(msg_error_t) MSG_action_trace_run(char *path);
444 XBT_PUBLIC(void) MSG_action_init();
445 XBT_PUBLIC(void) MSG_action_exit();
447 /** @brief Opaque type representing a semaphore
448 * @ingroup msg_synchro
451 typedef struct s_smx_sem *msg_sem_t; // Yeah that's a rename of the smx_sem_t which doesnt require smx_sem_t to be declared here
452 XBT_PUBLIC(msg_sem_t) MSG_sem_init(int initial_value);
453 XBT_PUBLIC(void) MSG_sem_acquire(msg_sem_t sem);
454 XBT_PUBLIC(msg_error_t) MSG_sem_acquire_timeout(msg_sem_t sem, double timeout);
455 XBT_PUBLIC(void) MSG_sem_release(msg_sem_t sem);
456 XBT_PUBLIC(int) MSG_sem_get_capacity(msg_sem_t sem);
457 XBT_PUBLIC(void) MSG_sem_destroy(msg_sem_t sem);
458 XBT_PUBLIC(int) MSG_sem_would_block(msg_sem_t sem);
460 /** @brief Opaque type representing a barrier identifier
461 * @ingroup msg_synchro
465 #define MSG_BARRIER_SERIAL_PROCESS -1
466 typedef struct s_msg_bar* msg_bar_t;
467 XBT_PUBLIC(msg_bar_t) MSG_barrier_init( unsigned int count);
468 XBT_PUBLIC(void) MSG_barrier_destroy(msg_bar_t bar);
469 XBT_PUBLIC(int) MSG_barrier_wait(msg_bar_t bar);
471 /** @brief Opaque type describing a Virtual Machine.
474 * All this is highly experimental and the interface will probably change in the future.
475 * Please don't depend on this yet (although testing is welcomed if you feel so).
476 * Usual lack of guaranty of any kind applies here, and is even increased.
480 XBT_PUBLIC(int) MSG_vm_is_created(msg_vm_t vm);
481 XBT_PUBLIC(int) MSG_vm_is_running(msg_vm_t vm);
482 XBT_PUBLIC(int) MSG_vm_is_migrating(msg_vm_t vm);
483 XBT_PUBLIC(int) MSG_vm_is_suspended(msg_vm_t vm);
485 XBT_PUBLIC(const char*) MSG_vm_get_name(msg_vm_t vm);
486 XBT_PUBLIC(void) MSG_vm_get_params(msg_vm_t vm, vm_params_t params);
487 XBT_PUBLIC(void) MSG_vm_set_params(msg_vm_t vm, vm_params_t params);
489 // TODO add VDI later
490 XBT_PUBLIC(msg_vm_t) MSG_vm_create_core(msg_host_t location, const char *name);
491 XBT_PUBLIC(msg_vm_t) MSG_vm_create_multicore(msg_host_t pm, const char* name, int coreAmount);
493 MSG_vm_create(msg_host_t ind_pm, const char* name, int coreAmount, int ramsize, int mig_netspeed, int dp_intensity);
495 XBT_PUBLIC(void) MSG_vm_destroy(msg_vm_t vm);
497 XBT_PUBLIC(void) MSG_vm_start(msg_vm_t vm);
499 /* Shutdown the guest operating system. */
500 XBT_PUBLIC(void) MSG_vm_shutdown(msg_vm_t vm);
502 XBT_PUBLIC(void) MSG_vm_migrate(msg_vm_t vm, msg_host_t destination);
504 /* Suspend the execution of the VM, but keep its state on memory. */
505 XBT_PUBLIC(void) MSG_vm_suspend(msg_vm_t vm);
506 XBT_PUBLIC(void) MSG_vm_resume(msg_vm_t vm);
508 XBT_PUBLIC(msg_host_t) MSG_vm_get_pm(msg_vm_t vm);
509 XBT_PUBLIC(void) MSG_vm_set_bound(msg_vm_t vm, double bound);
511 #include "simgrid/instr.h"
513 /* ****************************************************************************************** */
514 /* Used only by the bindings -- unclean pimple, please ignore if you're not writing a binding */
515 XBT_PUBLIC(smx_context_t) MSG_process_get_smx_ctx(msg_process_t process);
517 /* Functions renamed in 3.14 */
518 #define MSG_mailbox_get_head(m) MSG_mailbox_front(m)
523 XBT_PUBLIC(msg_process_t)
524 MSG_process_create_from_stdfunc(const char* name, std::function<void()> code, void* data, msg_host_t host,
525 std::map<std::string, std::string>* properties);