include/msg/msg.h

   1 /* Copyright (c) 2004-2012. The SimGrid Team. All rights reserved.          */
   2
   3 /* This program is free software; you can redistribute it and/or modify it
   4  * under the terms of the license (GNU LGPL) which comes with this package. */
   5
   6 #ifndef MSG_H
   7 #define MSG_H
   8
   9 #include "xbt.h"
  10
  11 #include "msg/datatypes.h"
  12
  13 #include "simgrid/simix.h"
  14
  15 SG_BEGIN_DECL()
  16
  17 /** @brief Return code of most MSG functions
  18     @ingroup msg_simulation
  19     @{ */
  20 /* Keep these code as binary values: java bindings manipulate | of these values */
  21 typedef enum {
  22   MSG_OK = 0,                 /**< @brief Everything is right. Keep on going this way ! */
  23   MSG_TIMEOUT = 1,            /**< @brief nothing good happened before the timer you provided elapsed */
  24   MSG_TRANSFER_FAILURE = 2,   /**< @brief There has been a problem during you task
  25       transfer. Either the network is down or the remote host has been
  26       shutdown. */
  27   MSG_HOST_FAILURE = 4,       /**< @brief System shutdown. The host on which you are
  28       running has just been rebooted. Free your datastructures and
  29       return now !*/
  30   MSG_TASK_CANCELED = 8      /**< @brief Canceled task. This task has been canceled by somebody!*/
  31 } msg_error_t;
  32 /** @} */
  33
  34 /************************** Global ******************************************/
  35 XBT_PUBLIC(void) MSG_config(const char *key, const char *value);
  36 /** \ingroup msg_simulation
  37  *  \brief Initialize the MSG internal data.
  38  *  \hideinitializer
  39  *
  40  *  It also check that the link-time and compile-time versions of SimGrid do
  41  *  match, so you should use this version instead of the #MSG_init_nocheck
  42  *  function that does the same initializations, but without this check.
  43  *
  44  *  We allow to link against compiled versions that differ in the patch level.
  45  */
  46 #define MSG_init(argc,argv)  {                                          \
  47     int ver_major,ver_minor,ver_patch;                                  \
  48     sg_version(&ver_major,&ver_minor,&ver_patch);                       \
  49     if ((ver_major != SIMGRID_VERSION_MAJOR) ||                         \
  50         (ver_minor != SIMGRID_VERSION_MINOR)) {                         \
  51       fprintf(stderr,"FATAL ERROR: Your program was compiled with SimGrid version %d.%d.%d, and then linked against SimGrid %d.%d.%d. Please fix this.\n", \
  52               SIMGRID_VERSION_MAJOR,SIMGRID_VERSION_MINOR,SIMGRID_VERSION_PATCH,ver_major,ver_minor,ver_patch); \
  53     }                                                                   \
  54     MSG_init_nocheck(argc,argv);                                        \
  55   }
  56
  57 XBT_PUBLIC(void) MSG_init_nocheck(int *argc, char **argv);
  58 XBT_PUBLIC(msg_error_t) MSG_main(void);
  59 XBT_PUBLIC(void) MSG_function_register(const char *name,
  60                                        xbt_main_func_t code);
  61 XBT_PUBLIC(void) MSG_function_register_default(xbt_main_func_t code);
  62 XBT_PUBLIC(xbt_main_func_t) MSG_get_registered_function(const char *name);
  63 XBT_PUBLIC(void) MSG_launch_application(const char *file);
  64 /*Bypass the parser */
  65 XBT_PUBLIC(void) MSG_set_function(const char *host_id,
  66                                   const char *function_name,
  67                                   xbt_dynar_t arguments);
  68
  69 XBT_PUBLIC(double) MSG_get_clock(void);
  70 XBT_PUBLIC(unsigned long int) MSG_get_sent_msg(void);
  71
  72 /************************** Environment ***********************************/
  73 XBT_PUBLIC(msg_as_t) MSG_environment_get_routing_root(void);
  74 XBT_PUBLIC(const char *) MSG_environment_as_get_name(msg_as_t as);
  75 XBT_PUBLIC(xbt_dict_t) MSG_environment_as_get_routing_sons(msg_as_t as);
  76 XBT_PUBLIC(const char *) MSG_environment_as_get_property_value(msg_as_t as, const char *name);
  77 XBT_PUBLIC(const char *) MSG_environment_as_get_model(msg_as_t as);
  78 XBT_PUBLIC(xbt_dynar_t) MSG_environment_as_get_hosts(msg_as_t as);
  79
  80 /************************** File handling ***********************************/
  81 XBT_PUBLIC(size_t) MSG_file_read(size_t size, msg_file_t fd);
  82 XBT_PUBLIC(size_t) MSG_file_write(size_t size, msg_file_t fd);
  83 XBT_PUBLIC(msg_file_t) MSG_file_open(const char* mount, const char* path,
  84                                      void* data);
  85 XBT_PUBLIC(void*) MSG_file_get_data(msg_file_t fd);
  86 XBT_PUBLIC(msg_error_t) MSG_file_set_data(msg_file_t fd, void * data);
  87 XBT_PUBLIC(int) MSG_file_close(msg_file_t fd);
  88 XBT_PUBLIC(size_t) MSG_file_get_size(msg_file_t fd);
  89 XBT_PUBLIC(void) MSG_file_dump(msg_file_t fd);
  90 XBT_PUBLIC(int) MSG_file_unlink(msg_file_t fd);
  91 XBT_PUBLIC(xbt_dict_t) MSG_file_ls(const char *mount, const char *path);
  92 XBT_PUBLIC(void) __MSG_file_get_info(msg_file_t fd);
  93
  94 /************************** Storage handling ***********************************/
  95 XBT_PUBLIC(size_t) MSG_storage_get_free_size(const char* name);
  96 XBT_PUBLIC(size_t) MSG_storage_get_used_size(const char* name);
  97 XBT_PUBLIC(msg_storage_t) MSG_storage_get_by_name(const char *name);
  98 XBT_PUBLIC(xbt_dict_t) MSG_storage_get_properties(msg_storage_t storage);
  99 XBT_PUBLIC(xbt_dynar_t) MSG_storages_as_dynar(void);
 100
 101 /************************** AS Router handling ************************************/
 102 XBT_PUBLIC(const char *) MSG_as_router_get_property_value(const char* asr, const char *name);
 103 XBT_PUBLIC(xbt_dict_t) MSG_as_router_get_properties(const char* asr);
 104 XBT_PUBLIC(void) MSG_as_router_set_property_value(const char* asr, const char *name, char *value,void_f_pvoid_t free_ctn);
 105
 106 /************************** Host handling ***********************************/
 107 XBT_PUBLIC(msg_error_t) MSG_host_set_data(msg_host_t host, void *data);
 108 XBT_PUBLIC(void *) MSG_host_get_data(msg_host_t host);
 109 XBT_PUBLIC(const char *) MSG_host_get_name(msg_host_t host);
 110 XBT_PUBLIC(msg_host_t) MSG_host_self(void);
 111 XBT_PUBLIC(int) MSG_get_host_msgload(msg_host_t host);
 112 /* int MSG_get_msgload(void); This function lacks specification; discard it */
 113 XBT_PUBLIC(double) MSG_get_host_speed(msg_host_t h);
 114 XBT_PUBLIC(int) MSG_host_get_core_number(msg_host_t h);
 115 XBT_PUBLIC(xbt_swag_t) MSG_host_get_process_list(msg_host_t h);
 116 XBT_PUBLIC(int) MSG_host_is_avail(msg_host_t h);
 117 XBT_PUBLIC(void) __MSG_host_destroy(msg_host_priv_t host);
 118
 119 XBT_PUBLIC(double) MSG_get_host_power_peak_at(msg_host_t h, int pstate_index);
 120 XBT_PUBLIC(double) MSG_get_host_current_power_peak(msg_host_t h);
 121 XBT_PUBLIC(int) MSG_get_host_nb_pstates(msg_host_t h);
 122 XBT_PUBLIC(void) MSG_set_host_power_peak_at(msg_host_t h, int pstate);
 123 XBT_PUBLIC(double) MSG_get_host_consumed_energy(msg_host_t h);
 124
 125 /*property handlers*/
 126 XBT_PUBLIC(xbt_dict_t) MSG_host_get_properties(msg_host_t host);
 127 XBT_PUBLIC(const char *) MSG_host_get_property_value(msg_host_t host,
 128                                                      const char *name);
 129 XBT_PUBLIC(void) MSG_host_set_property_value(msg_host_t host,
 130                                              const char *name, char *value,
 131                                              void_f_pvoid_t free_ctn);
 132
 133
 134 XBT_PUBLIC(void) MSG_create_environment(const char *file);
 135
 136 XBT_PUBLIC(msg_host_t) MSG_get_host_by_name(const char *name);
 137 XBT_PUBLIC(xbt_dynar_t) MSG_hosts_as_dynar(void);
 138 XBT_PUBLIC(int) MSG_get_host_number(void);
 139 XBT_PUBLIC(xbt_dynar_t) MSG_host_get_storage_list(msg_host_t host);
 140 /************************** Process handling *********************************/
 141 XBT_PUBLIC(msg_process_t) MSG_process_create(const char *name,
 142                                            xbt_main_func_t code,
 143                                            void *data, msg_host_t host);
 144 XBT_PUBLIC(msg_process_t) MSG_process_create_with_arguments(const char *name,
 145                                                           xbt_main_func_t
 146                                                           code, void *data,
 147                                                           msg_host_t host,
 148                                                           int argc,
 149                                                           char **argv);
 150 XBT_PUBLIC(msg_process_t) MSG_process_create_with_environment(const char
 151                                                             *name,
 152                                                             xbt_main_func_t
 153                                                             code,
 154                                                             void *data,
 155                                                             msg_host_t host,
 156                                                             int argc,
 157                                                             char **argv,
 158                                                             xbt_dict_t
 159                                                             properties);
 160 XBT_PUBLIC(void) MSG_process_kill(msg_process_t process);
 161 XBT_PUBLIC(int) MSG_process_killall(int reset_PIDs);
 162
 163 XBT_PUBLIC(msg_error_t) MSG_process_migrate(msg_process_t process, msg_host_t host);
 164
 165 XBT_PUBLIC(void *) MSG_process_get_data(msg_process_t process);
 166 XBT_PUBLIC(msg_error_t) MSG_process_set_data(msg_process_t process,
 167                                              void *data);
 168 XBT_PUBLIC(void) MSG_process_set_data_cleanup(void_f_pvoid_t data_cleanup);
 169 XBT_PUBLIC(msg_host_t) MSG_process_get_host(msg_process_t process);
 170 XBT_PUBLIC(msg_process_t) MSG_process_from_PID(int PID);
 171 XBT_PUBLIC(int) MSG_process_get_PID(msg_process_t process);
 172 XBT_PUBLIC(int) MSG_process_get_PPID(msg_process_t process);
 173 XBT_PUBLIC(const char *) MSG_process_get_name(msg_process_t process);
 174 XBT_PUBLIC(int) MSG_process_self_PID(void);
 175 XBT_PUBLIC(int) MSG_process_self_PPID(void);
 176 XBT_PUBLIC(msg_process_t) MSG_process_self(void);
 177 XBT_PUBLIC(xbt_dynar_t) MSG_processes_as_dynar(void);
 178 XBT_PUBLIC(int) MSG_process_get_number(void);
 179
 180 XBT_PUBLIC(msg_error_t) MSG_process_set_kill_time(msg_process_t process, double kill_time);
 181
 182 /*property handlers*/
 183 XBT_PUBLIC(xbt_dict_t) MSG_process_get_properties(msg_process_t process);
 184 XBT_PUBLIC(const char *) MSG_process_get_property_value(msg_process_t
 185                                                         process,
 186                                                         const char *name);
 187
 188 XBT_PUBLIC(msg_error_t) MSG_process_suspend(msg_process_t process);
 189 XBT_PUBLIC(msg_error_t) MSG_process_resume(msg_process_t process);
 190 XBT_PUBLIC(int) MSG_process_is_suspended(msg_process_t process);
 191 XBT_PUBLIC(void) MSG_process_on_exit(int_f_pvoid_t fun, void *data);
 192 XBT_PUBLIC(void) MSG_process_auto_restart_set(msg_process_t process, int auto_restart);
 193
 194 XBT_PUBLIC(msg_process_t) MSG_process_restart(msg_process_t process);
 195
 196 /************************** Task handling ************************************/
 197 XBT_PUBLIC(msg_task_t) MSG_task_create(const char *name,
 198                                      double compute_duration,
 199                                      double message_size, void *data);
 200 XBT_PUBLIC(msg_gpu_task_t) MSG_gpu_task_create(const char *name,
 201                                      double compute_duration,
 202                                      double dispatch_latency,
 203                                      double collect_latency);
 204 XBT_PUBLIC(msg_task_t) MSG_parallel_task_create(const char *name,
 205                                               int host_nb,
 206                                               const msg_host_t * host_list,
 207                                               double *computation_amount,
 208                                               double *communication_amount,
 209                                               void *data);
 210 XBT_PUBLIC(void *) MSG_task_get_data(msg_task_t task);
 211 XBT_PUBLIC(void) MSG_task_set_data(msg_task_t task, void *data);
 212 XBT_PUBLIC(void) MSG_task_set_copy_callback(void (*callback) (
 213     msg_task_t task, msg_process_t src, msg_process_t dst));
 214 XBT_PUBLIC(msg_process_t) MSG_task_get_sender(msg_task_t task);
 215 XBT_PUBLIC(msg_host_t) MSG_task_get_source(msg_task_t task);
 216 XBT_PUBLIC(const char *) MSG_task_get_name(msg_task_t task);
 217 XBT_PUBLIC(void) MSG_task_set_name(msg_task_t task, const char *name);
 218 XBT_PUBLIC(msg_error_t) MSG_task_cancel(msg_task_t task);
 219 XBT_PUBLIC(msg_error_t) MSG_task_destroy(msg_task_t task);
 220
 221 XBT_PUBLIC(msg_error_t) MSG_task_receive_from_host(msg_task_t * task, const char *alias,
 222                                        msg_host_t host);
 223 XBT_PUBLIC(msg_error_t) MSG_task_receive_from_host_bounded(msg_task_t * task, const char *alias,
 224                                        msg_host_t host, double rate);
 225
 226 XBT_PUBLIC(msg_error_t) MSG_task_execute(msg_task_t task);
 227 XBT_PUBLIC(msg_error_t) MSG_parallel_task_execute(msg_task_t task);
 228 XBT_PUBLIC(void) MSG_task_set_priority(msg_task_t task, double priority);
 229
 230 XBT_PUBLIC(msg_error_t) MSG_process_sleep(double nb_sec);
 231
 232 XBT_PUBLIC(double) MSG_task_get_compute_duration(msg_task_t task);
 233 XBT_PUBLIC(void) MSG_task_set_compute_duration(msg_task_t task,
 234                                                double compute_duration);
 235 XBT_PUBLIC(void) MSG_task_set_data_size(msg_task_t task,
 236                                         double data_size);
 237
 238 XBT_PUBLIC(double) MSG_task_get_remaining_computation(msg_task_t task);
 239 XBT_PUBLIC(double) MSG_task_get_remaining_communication(msg_task_t task);
 240 XBT_PUBLIC(int) MSG_task_is_latency_bounded(msg_task_t task);
 241 XBT_PUBLIC(double) MSG_task_get_data_size(msg_task_t task);
 242
 243
 244 XBT_PUBLIC(msg_error_t)
 245     MSG_task_receive_ext(msg_task_t * task, const char *alias, double timeout,
 246                      msg_host_t host);
 247
 248 XBT_PUBLIC(msg_error_t)
 249     MSG_task_receive_with_timeout(msg_task_t * task, const char *alias,
 250                               double timeout);
 251
 252 XBT_PUBLIC(msg_error_t)
 253     MSG_task_receive(msg_task_t * task, const char *alias);
 254 #define MSG_task_recv(t,a) MSG_task_receive(t,a)
 255
 256
 257
 258 XBT_PUBLIC(msg_error_t)
 259     MSG_task_receive_ext_bounded(msg_task_t * task, const char *alias, double timeout,
 260                      msg_host_t host, double rate);
 261
 262 XBT_PUBLIC(msg_error_t)
 263     MSG_task_receive_with_timeout_bounded(msg_task_t * task, const char *alias,
 264                               double timeout, double rate);
 265
 266 XBT_PUBLIC(msg_error_t)
 267     MSG_task_receive_bounded(msg_task_t * task, const char *alias,double rate);
 268 #define MSG_task_recv_bounded(t,a,r) MSG_task_receive_bounded(t,a,r)
 269
 270 XBT_PUBLIC(msg_comm_t) MSG_task_isend(msg_task_t task, const char *alias);
 271 XBT_PUBLIC(msg_comm_t) MSG_task_isend_bounded(msg_task_t task, const char *alias, double maxrate);
 272 XBT_PUBLIC(msg_comm_t) MSG_task_isend_with_matching(msg_task_t task,
 273                                                     const char *alias,
 274                                                     int (*match_fun)(void*,void*, smx_action_t),
 275                                                     void *match_data);
 276
 277 XBT_PUBLIC(void) MSG_task_dsend(msg_task_t task, const char *alias, void_f_pvoid_t cleanup);
 278 XBT_PUBLIC(void) MSG_task_dsend_bounded(msg_task_t task, const char *alias, void_f_pvoid_t cleanup, double maxrate);
 279 XBT_PUBLIC(msg_comm_t) MSG_task_irecv(msg_task_t * task, const char *alias);
 280 XBT_PUBLIC(msg_comm_t) MSG_task_irecv_bounded(msg_task_t * task, const char *alias, double rate);
 281 XBT_PUBLIC(int) MSG_comm_test(msg_comm_t comm);
 282 XBT_PUBLIC(int) MSG_comm_testany(xbt_dynar_t comms);
 283 XBT_PUBLIC(void) MSG_comm_destroy(msg_comm_t comm);
 284 XBT_PUBLIC(msg_error_t) MSG_comm_wait(msg_comm_t comm, double timeout);
 285 XBT_PUBLIC(void) MSG_comm_waitall(msg_comm_t * comm, int nb_elem,
 286                                   double timeout);
 287 XBT_PUBLIC(int) MSG_comm_waitany(xbt_dynar_t comms);
 288 XBT_PUBLIC(msg_task_t) MSG_comm_get_task(msg_comm_t comm);
 289 XBT_PUBLIC(msg_error_t) MSG_comm_get_status(msg_comm_t comm);
 290
 291 XBT_PUBLIC(int) MSG_task_listen(const char *alias);
 292
 293 XBT_PUBLIC(int) MSG_task_listen_from_host(const char *alias,
 294                                           msg_host_t host);
 295
 296 XBT_PUBLIC(msg_error_t)
 297     MSG_task_send_with_timeout(msg_task_t task, const char *alias,
 298                            double timeout);
 299
 300 XBT_PUBLIC(msg_error_t)
 301     MSG_task_send_with_timeout_bounded(msg_task_t task, const char *alias,
 302                            double timeout, double maxrate);
 303
 304 XBT_PUBLIC(msg_error_t)
 305     MSG_task_send(msg_task_t task, const char *alias);
 306
 307 XBT_PUBLIC(msg_error_t)
 308     MSG_task_send_bounded(msg_task_t task, const char *alias, double rate);
 309
 310 XBT_PUBLIC(int) MSG_task_listen_from(const char *alias);
 311
 312 XBT_PUBLIC(void) MSG_task_set_category (msg_task_t task, const char *category);
 313 XBT_PUBLIC(const char *) MSG_task_get_category (msg_task_t task);
 314
 315 /************************** Task handling ************************************/
 316 XBT_PUBLIC(msg_error_t)
 317     MSG_mailbox_get_task_ext(msg_mailbox_t mailbox, msg_task_t * task,
 318                          msg_host_t host, double timeout);
 319
 320 XBT_PUBLIC(msg_error_t)
 321     MSG_mailbox_get_task_ext_bounded(msg_mailbox_t mailbox, msg_task_t *task,
 322                                      msg_host_t host, double timeout, double rate);
 323
 324 XBT_PUBLIC(msg_error_t)
 325     MSG_mailbox_put_with_timeout(msg_mailbox_t mailbox, msg_task_t task,
 326                              double timeout);
 327
 328 XBT_PUBLIC(void) MSG_mailbox_set_async(const char *alias);
 329
 330
 331 /************************** Action handling **********************************/
 332 XBT_PUBLIC(msg_error_t) MSG_action_trace_run(char *path);
 333
 334 #ifdef MSG_USE_DEPRECATED
 335
 336 typedef msg_error_t MSG_error_t;
 337
 338 #define MSG_global_init(argc, argv)      MSG_init(argc,argv)
 339 #define MSG_global_init_args(argc, argv) MSG_init(argc,argv)
 340
 341 /* these are the functions which are deprecated. Do not use them, they may get removed in future releases */
 342 XBT_PUBLIC(msg_host_t *) MSG_get_host_table(void);
 343
 344 #define MSG_TIMEOUT_FAILURE MSG_TIMEOUT
 345 #define MSG_TASK_CANCELLED MSG_TASK_CANCELED
 346 #define MSG_mailbox_put_with_time_out(mailbox, task, timeout) \
 347         MSG_mailbox_put_with_timeout(mailbox, task, timeout)
 348
 349 #define MSG_process_change_host(h) MSG_process_migrate(MSG_process_self(),h);
 350 XBT_PUBLIC(msg_error_t) MSG_get_errno(void);
 351
 352 XBT_PUBLIC(msg_error_t) MSG_clean(void);
 353
 354 XBT_PUBLIC(msg_error_t) MSG_task_get(msg_task_t * task, m_channel_t channel);
 355 XBT_PUBLIC(msg_error_t) MSG_task_get_with_timeout(msg_task_t * task,
 356                                                   m_channel_t channel,
 357                                                   double max_duration);
 358 XBT_PUBLIC(msg_error_t) MSG_task_get_from_host(msg_task_t * task,
 359                                                int channel, msg_host_t host);
 360 XBT_PUBLIC(msg_error_t) MSG_task_get_ext(msg_task_t * task, int channel,
 361                                          double max_duration,
 362                                          msg_host_t host);
 363 XBT_PUBLIC(msg_error_t) MSG_task_put(msg_task_t task, msg_host_t dest,
 364                                      m_channel_t channel);
 365 XBT_PUBLIC(msg_error_t) MSG_task_put_bounded(msg_task_t task,
 366                                              msg_host_t dest,
 367                                              m_channel_t channel,
 368                                              double max_rate);
 369 XBT_PUBLIC(msg_error_t) MSG_task_put_with_timeout(msg_task_t task,
 370                                                   msg_host_t dest,
 371                                                   m_channel_t channel,
 372                                                   double max_duration);
 373 XBT_PUBLIC(int) MSG_task_Iprobe(m_channel_t channel);
 374 XBT_PUBLIC(int) MSG_task_probe_from(m_channel_t channel);
 375 XBT_PUBLIC(int) MSG_task_probe_from_host(int channel, msg_host_t host);
 376
 377 XBT_PUBLIC(msg_error_t) MSG_set_channel_number(int number);
 378 XBT_PUBLIC(int) MSG_get_channel_number(void);
 379 #endif
 380
 381 /** @brief Opaque type representing a semaphore
 382  *  @ingroup msg_synchro
 383  *  @hideinitializer
 384  */
 385 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
 386 XBT_PUBLIC(msg_sem_t) MSG_sem_init(int initial_value);
 387 XBT_PUBLIC(void) MSG_sem_acquire(msg_sem_t sem);
 388 XBT_PUBLIC(msg_error_t) MSG_sem_acquire_timeout(msg_sem_t sem, double timeout);
 389 XBT_PUBLIC(void) MSG_sem_release(msg_sem_t sem);
 390 XBT_PUBLIC(void) MSG_sem_get_capacity(msg_sem_t sem);
 391 XBT_PUBLIC(void) MSG_sem_destroy(msg_sem_t sem);
 392 XBT_PUBLIC(int) MSG_sem_would_block(msg_sem_t sem);
 393
 394 /** @brief Opaque type describing a Virtual Machine.
 395  *  @ingroup msg_VMs
 396  *
 397  * All this is highly experimental and the interface will probably change in the future.
 398  * Please don't depend on this yet (although testing is welcomed if you feel so).
 399  * Usual lack of guaranty of any kind applies here, and is even increased.
 400  *
 401  */
 402 /* This function should not be called directly, but rather from MSG_vm_start_from_template that does not exist yet*/
 403 XBT_PUBLIC(msg_vm_t) MSG_vm_start(msg_host_t location, const char *name, int coreAmount);
 404
 405 XBT_PUBLIC(int) MSG_vm_is_suspended(msg_vm_t);
 406 XBT_PUBLIC(int) MSG_vm_is_running(msg_vm_t);
 407
 408 XBT_PUBLIC(void) MSG_vm_bind(msg_vm_t vm, msg_process_t process);
 409 XBT_PUBLIC(void) MSG_vm_unbind(msg_vm_t vm, msg_process_t process); // simple wrapper over process_kill
 410
 411 XBT_PUBLIC(void) MSG_vm_migrate(msg_vm_t vm, msg_host_t destination);
 412
 413 XBT_PUBLIC(void) MSG_vm_suspend(msg_vm_t vm);
 414   // \forall p in VM, MSG_process_suspend(p) // Freeze the processes
 415
 416 XBT_PUBLIC(void) MSG_vm_resume(msg_vm_t vm);  // Simulate the fact of reading the processes from disk and resuming them
 417   // \forall p in VM, MSG_process_resume(p) // unfreeze them
 418
 419 XBT_PUBLIC(void) MSG_vm_shutdown(msg_vm_t vm); // killall
 420
 421 XBT_PUBLIC(void) MSG_vm_reboot(msg_vm_t vm);
 422
 423 XBT_PUBLIC(void) MSG_vm_destroy(msg_vm_t vm);
 424
 425 XBT_PUBLIC(xbt_dynar_t) MSG_vms_as_dynar(void);
 426
 427 /*
 428 void* MSG_process_get_property(msg_process_t, char* key)
 429 void MSG_process_set_property(msg_process_t, char* key, void* data)
 430 void MSG_vm_set_property(msg_vm_t, char* key, void* data)
 431
 432 void MSG_vm_setMemoryUsed(msg_vm_t vm, double size);
 433 void MSG_vm_setCpuUsed(msg_vm_t vm, double inducedLoad);
 434   // inducedLoad: un pourcentage (>100 si ca charge plus d'un coeur;
 435   //                              <100 si c'est pas CPU intensive)
 436   // Contraintes à poser:
 437   //   HOST_Power >= CpuUsedVm (\forall VM) + CpuUsedTask (\forall Task)
 438   //   VM_coreAmount >= Load de toutes les tasks
 439 */
 440
 441   /*
 442 xbt_dynar_t<msg_vm_t> MSG_vm_get_list_from_host(msg_host_t)
 443 xbt_dynar_t<msg_vm_t> MSG_vm_get_list_from_hosts(msg_dynar_t<msg_host_t>)
 444 + des fonctions de filtrage sur les dynar
 445 */
 446 #include "instr/instr.h"
 447
 448
 449
 450 /* ****************************************************************************************** */
 451 /* Used only by the bindings -- unclean pimple, please ignore if you're not writing a binding */
 452 XBT_PUBLIC(smx_context_t) MSG_process_get_smx_ctx(msg_process_t process);
 453
 454 /* ****************************************************************************************** */
 455 /* TUTORIAL: New API                                                                        */
 456 /* Declare all functions for the API                                                          */
 457 /* ****************************************************************************************** */
 458 XBT_PUBLIC(int) MSG_new_API_fct(const char* param1, double param2);
 459
 460 SG_END_DECL()
 461 #endif