include/simgrid/simix.h

   1 /* Copyright (c) 2007-2010, 2012-2015. The SimGrid Team.
   2  * All rights reserved.                                                     */
   3
   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. */
   6
   7 #ifndef _SIMIX_SIMIX_H
   8 #define _SIMIX_SIMIX_H
   9
  10 #include "xbt/misc.h"
  11 #include "xbt/fifo.h"
  12 #include "xbt/dict.h"
  13 #include "xbt/function_types.h"
  14 #include "xbt/parmap.h"
  15 #include "xbt/swag.h"
  16 #include "simgrid/platf.h"
  17 #include "simgrid/datatypes.h"
  18 #include "simgrid/host.h"
  19
  20
  21 #ifdef __cplusplus
  22
  23 namespace simgrid {
  24 namespace simix {
  25   class Context;
  26   class ContextFactory;
  27 }
  28 }
  29
  30 typedef simgrid::simix::Context *smx_context_t;
  31
  32 #else
  33
  34 typedef struct s_smx_context *smx_context_t;
  35
  36 #endif
  37
  38
  39
  40 SG_BEGIN_DECL()
  41
  42 /**************************** Scalar Values **********************************/
  43
  44 typedef union u_smx_scalar u_smx_scalar_t;
  45
  46 /* ******************************** Host ************************************ */
  47 /** @brief Host datatype
  48     @ingroup simix_host_management
  49
  50     A <em>location</em> (or <em>host</em>) is any possible place where
  51     a process may run. Thus it is represented as a <em>physical
  52     resource with computing capabilities</em>, some <em>mailboxes</em>
  53     to enable running process to communicate with remote ones, and
  54     some <em>private data</em> that can be only accessed by local
  55     process.
  56
  57     \see m_host_management
  58   @{ */
  59 typedef enum {
  60   SIMIX_WAITING,
  61   SIMIX_READY,
  62   SIMIX_RUNNING,
  63   SIMIX_DONE,
  64   SIMIX_CANCELED,
  65   SIMIX_FAILED,
  66   SIMIX_SRC_HOST_FAILURE,
  67   SIMIX_DST_HOST_FAILURE,
  68   SIMIX_SRC_TIMEOUT,
  69   SIMIX_DST_TIMEOUT,
  70   SIMIX_LINK_FAILURE
  71 } e_smx_state_t;
  72 /** @} */
  73
  74 /* ******************************** Synchro ************************************ */
  75 /**
  76  * \ingroup simix_synchro_management
  77  */
  78 typedef struct s_smx_mutex *smx_mutex_t;
  79 /**
  80  * \ingroup simix_synchro_management
  81  */
  82 typedef struct s_smx_cond *smx_cond_t;
  83 /**
  84  * \ingroup simix_synchro_management
  85  */
  86 typedef struct s_smx_sem *smx_sem_t;
  87
  88 /********************************** File *************************************/
  89 typedef struct s_smx_file *smx_file_t;
  90
  91 /********************************** Storage *************************************/
  92 typedef xbt_dictelm_t smx_storage_t;
  93 typedef struct s_smx_storage_priv *smx_storage_priv_t;
  94
  95 /********************************** Synchro *************************************/
  96 typedef struct s_smx_synchro *smx_synchro_t; /* FIXME: replace by specialized synchro handlers */
  97
  98 /* ****************************** Process *********************************** */
  99 /** @brief Process datatype
 100     @ingroup simix_process_management
 101
 102     A process may be defined as a <em>code</em>, with some <em>private
 103     data</em>, executing in a <em>location</em>.
 104     \see m_process_management
 105   @{ */
 106 typedef struct s_smx_process *smx_process_t;
 107 typedef enum {
 108   SMX_EXIT_SUCCESS = 0,
 109   SMX_EXIT_FAILURE = 1
 110 } smx_process_exit_status_t;
 111 /** @} */
 112
 113
 114 /*
 115  * Type of function that creates a process.
 116  * The function must accept the following parameters:
 117  * void* process: the process created will be stored there
 118  * const char *name: a name for the object. It is for user-level information and can be NULL
 119  * xbt_main_func_t code: is a function describing the behavior of the process
 120  * void *data: data a pointer to any data one may want to attach to the new object.
 121  * sg_host_t host: the location where the new process is executed
 122  * int argc, char **argv: parameters passed to code
 123  * xbt_dict_t pros: properties
 124  */
 125 typedef smx_process_t (*smx_creation_func_t) (
 126                                       /* name */ const char*,
 127                                       /* code */ xbt_main_func_t,
 128                                       /* userdata */ void*,
 129                                       /* hostname */ const char*,
 130                                       /* kill_time */ double,
 131                                       /* argc */ int,
 132                                       /* argv */ char**,
 133                                       /* props */ xbt_dict_t,
 134                                       /* auto_restart */ int,
 135                                       /* parent_process */ smx_process_t);
 136
 137
 138 /******************************* Networking ***********************************/
 139 /**
 140  * \ingroup simix_rdv_management
 141  */
 142 typedef struct s_smx_rvpoint *smx_rdv_t;
 143
 144 XBT_PUBLIC(void*) SIMIX_comm_get_src_data(smx_synchro_t synchro);
 145 XBT_PUBLIC(void*) SIMIX_comm_get_dst_data(smx_synchro_t synchro);
 146
 147 /* Process creation/destruction callbacks */
 148 typedef void (*void_pfn_smxprocess_t) (smx_process_t);
 149 /* for auto-restart function */
 150 typedef void (*void_pfn_sghost_t) (sg_host_t);
 151
 152 extern char* smx_context_factory_name;
 153 extern int smx_context_stack_size;
 154 extern int smx_context_stack_size_was_set;
 155 extern int smx_context_guard_size;
 156 extern int smx_context_guard_size_was_set;
 157
 158 XBT_PUBLIC(xbt_dynar_t) SIMIX_process_get_runnable(void);
 159 XBT_PUBLIC(smx_process_t) SIMIX_process_from_PID(int PID);
 160 XBT_PUBLIC(xbt_dynar_t) SIMIX_processes_as_dynar(void);
 161
 162 /* parallelism */
 163 XBT_PUBLIC(int) SIMIX_context_is_parallel(void);
 164 XBT_PUBLIC(int) SIMIX_context_get_nthreads(void);
 165 XBT_PUBLIC(void) SIMIX_context_set_nthreads(int nb_threads);
 166 XBT_PUBLIC(int) SIMIX_context_get_parallel_threshold(void);
 167 XBT_PUBLIC(void) SIMIX_context_set_parallel_threshold(int threshold);
 168 XBT_PUBLIC(e_xbt_parmap_mode_t) SIMIX_context_get_parallel_mode(void);
 169 XBT_PUBLIC(void) SIMIX_context_set_parallel_mode(e_xbt_parmap_mode_t mode);
 170 XBT_PUBLIC(int) SIMIX_is_maestro();
 171
 172
 173 /********************************** Global ************************************/
 174 /* Initialization and exit */
 175 XBT_PUBLIC(void) SIMIX_global_init(int *argc, char **argv);
 176
 177
 178 XBT_PUBLIC(void) SIMIX_function_register_process_cleanup(void_pfn_smxprocess_t function);
 179 XBT_PUBLIC(void) SIMIX_function_register_process_create(smx_creation_func_t function);
 180 XBT_PUBLIC(void) SIMIX_function_register_process_kill(void_pfn_smxprocess_t function);
 181
 182 /* Simulation execution */
 183 XBT_PUBLIC(void) SIMIX_run(void);
 184 XBT_PUBLIC(double) SIMIX_get_clock(void);
 185
 186 /* Timer functions FIXME: should these be public? */
 187 typedef struct s_smx_timer* smx_timer_t;
 188
 189 XBT_PUBLIC(smx_timer_t) SIMIX_timer_set(double date, void (*function)(void*), void *arg);
 190 XBT_PUBLIC(void) SIMIX_timer_remove(smx_timer_t timer);
 191 XBT_PUBLIC(double) SIMIX_timer_next(void);
 192 XBT_PUBLIC(double) SIMIX_timer_get_date(smx_timer_t timer);
 193
 194 XBT_PUBLIC(void) SIMIX_display_process_status(void);
 195
 196 /******************************* Environment **********************************/
 197 XBT_PUBLIC(void) SIMIX_create_environment(const char *file);
 198
 199 /******************************** Deployment **********************************/
 200
 201 XBT_PUBLIC(void) SIMIX_function_register(const char *name, xbt_main_func_t code);
 202 XBT_PUBLIC(void) SIMIX_function_register_default(xbt_main_func_t code);
 203 XBT_PUBLIC(xbt_main_func_t) SIMIX_get_registered_function(const char *name);
 204 XBT_PUBLIC(void) SIMIX_init_application(void);
 205 XBT_PUBLIC(void) SIMIX_launch_application(const char *file);
 206
 207 XBT_PUBLIC(void) SIMIX_process_set_function(const char* process_host,
 208                                             const char *process_function,
 209                                             xbt_dynar_t arguments,
 210                                             double process_start_time,
 211                                             double process_kill_time);
 212
 213 /*********************************** Host *************************************/
 214 XBT_PUBLIC(sg_host_t) SIMIX_host_self(void);
 215 XBT_PUBLIC(const char*) SIMIX_host_self_get_name(void);
 216 XBT_PUBLIC(void) SIMIX_host_on(sg_host_t host);
 217 XBT_PUBLIC(void) SIMIX_host_off(sg_host_t host, smx_process_t issuer);
 218 XBT_PUBLIC(void) SIMIX_host_self_set_data(void *data);
 219 XBT_PUBLIC(void*) SIMIX_host_self_get_data(void);
 220
 221 /********************************* Process ************************************/
 222 XBT_PUBLIC(int) SIMIX_process_count(void);
 223 XBT_PUBLIC(smx_process_t) SIMIX_process_self(void);
 224 XBT_PUBLIC(const char*) SIMIX_process_self_get_name(void);
 225 XBT_PUBLIC(void) SIMIX_process_self_set_data(smx_process_t self, void *data);
 226 XBT_PUBLIC(void*) SIMIX_process_self_get_data(smx_process_t self);
 227 XBT_PUBLIC(smx_context_t) SIMIX_process_get_context(smx_process_t);
 228 XBT_PUBLIC(void) SIMIX_process_set_context(smx_process_t p,smx_context_t c);
 229 XBT_PUBLIC(int) SIMIX_process_has_pending_comms(smx_process_t process);
 230 XBT_PUBLIC(void) SIMIX_process_on_exit_runall(smx_process_t process);
 231 XBT_PUBLIC(void) SIMIX_process_on_exit(smx_process_t process, int_f_pvoid_pvoid_t fun, void *data);
 232 XBT_PUBLIC(xbt_main_func_t) SIMIX_process_get_code(void);
 233
 234 /****************************** Communication *********************************/
 235 XBT_PUBLIC(void) SIMIX_comm_set_copy_data_callback(void (*callback) (smx_synchro_t, void*, size_t));
 236 XBT_PUBLIC(void) SIMIX_comm_copy_pointer_callback(smx_synchro_t comm, void* buff, size_t buff_size);
 237 XBT_PUBLIC(void) SIMIX_comm_copy_buffer_callback(smx_synchro_t comm, void* buff, size_t buff_size);
 238
 239 XBT_PUBLIC(smx_synchro_t) SIMIX_comm_get_send_match(smx_rdv_t rdv, int (*match_fun)(void*, void*), void* data);
 240 XBT_PUBLIC(int) SIMIX_comm_has_send_match(smx_rdv_t rdv, int (*match_fun)(void*, void*), void* data);
 241 XBT_PUBLIC(int) SIMIX_comm_has_recv_match(smx_rdv_t rdv, int (*match_fun)(void*, void*), void* data);
 242 XBT_PUBLIC(void) SIMIX_comm_finish(smx_synchro_t synchro);
 243
 244 /******************************************************************************/
 245 /*                            SIMIX simcalls                                  */
 246 /******************************************************************************/
 247 /* These functions are a system call-like interface to the simulation kernel. */
 248 /* They can also be called from maestro's context, and they are thread safe.  */
 249 /******************************************************************************/
 250
 251 XBT_PUBLIC(void) simcall_call(smx_process_t process);
 252
 253 /******************************* Host simcalls ********************************/
 254 /* TODO use handlers and keep sg_host_t hidden from higher levels */
 255 XBT_PUBLIC(xbt_swag_t) simcall_host_get_process_list(sg_host_t host);
 256 XBT_PUBLIC(void) simcall_host_set_data(sg_host_t host, void *data);
 257
 258 XBT_PUBLIC(double) simcall_host_get_current_power_peak(sg_host_t host);
 259 XBT_PUBLIC(double) simcall_host_get_power_peak_at(sg_host_t host, int pstate_index);
 260
 261 XBT_PUBLIC(smx_synchro_t) simcall_process_execute(const char *name,
 262                                                 double flops_amount,
 263                                                 double priority, double bound, unsigned long affinity_mask);
 264 XBT_PUBLIC(smx_synchro_t) simcall_process_parallel_execute(const char *name,
 265                                                      int host_nb,
 266                                                      sg_host_t *host_list,
 267                                                      double *flops_amount,
 268                                                      double *bytes_amount,
 269                                                      double amount,
 270                                                      double rate);
 271 XBT_PUBLIC(void) simcall_process_execution_destroy(smx_synchro_t execution);
 272 XBT_PUBLIC(void) simcall_process_execution_cancel(smx_synchro_t execution);
 273 XBT_PUBLIC(double) simcall_process_execution_get_remains(smx_synchro_t execution);
 274 XBT_PUBLIC(e_smx_state_t) simcall_process_execution_get_state(smx_synchro_t execution);
 275 XBT_PUBLIC(void) simcall_process_execution_set_priority(smx_synchro_t execution, double priority);
 276 XBT_PUBLIC(void) simcall_process_execution_set_bound(smx_synchro_t execution, double bound);
 277 XBT_PUBLIC(void) simcall_process_execution_set_affinity(smx_synchro_t execution, sg_host_t host, unsigned long mask);
 278 XBT_PUBLIC(e_smx_state_t) simcall_process_execution_wait(smx_synchro_t execution);
 279 XBT_PUBLIC(xbt_dict_t) simcall_host_get_mounted_storage_list(sg_host_t host);
 280 XBT_PUBLIC(xbt_dynar_t) simcall_host_get_attached_storage_list(sg_host_t host);
 281 XBT_PUBLIC(void) simcall_host_get_params(sg_host_t vm, vm_params_t param);
 282 XBT_PUBLIC(void) simcall_host_set_params(sg_host_t vm, vm_params_t param);
 283
 284 /******************************* VM simcalls ********************************/
 285 // Create the vm_workstation at the SURF level
 286 XBT_PUBLIC(void*) simcall_vm_create(const char *name, sg_host_t host);
 287 XBT_PUBLIC(int) simcall_vm_get_state(sg_host_t vm);
 288 XBT_PUBLIC(void) simcall_vm_start(sg_host_t vm);
 289 XBT_PUBLIC(void) simcall_vm_migrate(sg_host_t vm, sg_host_t dst_pm);
 290 XBT_PUBLIC(void *) simcall_vm_get_pm(sg_host_t vm);
 291 XBT_PUBLIC(void) simcall_vm_set_bound(sg_host_t vm, double bound);
 292 XBT_PUBLIC(void) simcall_vm_set_affinity(sg_host_t vm, sg_host_t pm, unsigned long mask);
 293 XBT_PUBLIC(void) simcall_vm_resume(sg_host_t vm);
 294 XBT_PUBLIC(void) simcall_vm_migratefrom_resumeto(sg_host_t vm, sg_host_t src_pm, sg_host_t dst_pm);
 295 XBT_PUBLIC(void) simcall_vm_save(sg_host_t vm);
 296 XBT_PUBLIC(void) simcall_vm_restore(sg_host_t vm);
 297 XBT_PUBLIC(void) simcall_vm_suspend(sg_host_t vm);
 298 XBT_PUBLIC(void) simcall_vm_destroy(sg_host_t vm);
 299 XBT_PUBLIC(void) simcall_vm_shutdown(sg_host_t vm);
 300
 301 /**************************** Process simcalls ********************************/
 302 /* Constructor and Destructor */
 303 XBT_PUBLIC(smx_process_t) simcall_process_create(const char *name,
 304                                           xbt_main_func_t code,
 305                                           void *data,
 306                                           const char *hostname,
 307                                           double kill_time,
 308                                           int argc, char **argv,
 309                                           xbt_dict_t properties,
 310                                           int auto_restart);
 311
 312 XBT_PUBLIC(void) simcall_process_kill(smx_process_t process);
 313 XBT_PUBLIC(void) simcall_process_killall(int reset_pid);
 314 XBT_PUBLIC(void) SIMIX_process_throw(smx_process_t process, xbt_errcat_t cat, int value, const char *msg);
 315
 316
 317 /* Process handling */
 318 XBT_PUBLIC(void) simcall_process_cleanup(smx_process_t process);
 319 XBT_PUBLIC(void) simcall_process_suspend(smx_process_t process);
 320 XBT_PUBLIC(void) simcall_process_resume(smx_process_t process);
 321
 322 /* Getters and Setters */
 323 XBT_PUBLIC(int) simcall_process_count(void);
 324 XBT_PUBLIC(void *) simcall_process_get_data(smx_process_t process);
 325 XBT_PUBLIC(void) simcall_process_set_data(smx_process_t process, void *data);
 326 XBT_PUBLIC(void) simcall_process_set_host(smx_process_t process, sg_host_t dest);
 327 XBT_PUBLIC(sg_host_t) simcall_process_get_host(smx_process_t process);
 328 XBT_PUBLIC(const char *) simcall_process_get_name(smx_process_t process);
 329 XBT_PUBLIC(int) simcall_process_get_PID(smx_process_t process);
 330 XBT_PUBLIC(int) simcall_process_get_PPID(smx_process_t process);
 331 XBT_PUBLIC(int) simcall_process_is_suspended(smx_process_t process);
 332 XBT_PUBLIC(xbt_dict_t) simcall_process_get_properties(smx_process_t host);
 333 XBT_PUBLIC(void) simcall_process_set_kill_time(smx_process_t process, double kill_time);
 334 XBT_PUBLIC(double) simcall_process_get_kill_time(smx_process_t process);
 335 XBT_PUBLIC(void) simcall_process_on_exit(smx_process_t process, int_f_pvoid_pvoid_t fun, void *data);
 336 XBT_PUBLIC(void) simcall_process_auto_restart_set(smx_process_t process, int auto_restart);
 337 XBT_PUBLIC(smx_process_t) simcall_process_restart(smx_process_t process);
 338 XBT_PUBLIC(void) simcall_process_join(smx_process_t process, double timeout);
 339 /* Sleep control */
 340 XBT_PUBLIC(e_smx_state_t) simcall_process_sleep(double duration);
 341
 342 /************************** Comunication simcalls *****************************/
 343 /***** Rendez-vous points *****/
 344
 345 XBT_PUBLIC(smx_rdv_t) simcall_rdv_create(const char *name);
 346 XBT_PUBLIC(void) simcall_rdv_destroy(smx_rdv_t rvp);
 347 XBT_PUBLIC(smx_rdv_t) simcall_rdv_get_by_name(const char *name);
 348 XBT_PUBLIC(int) simcall_rdv_comm_count_by_host(smx_rdv_t rdv, sg_host_t host);
 349 XBT_PUBLIC(smx_synchro_t) simcall_rdv_get_head(smx_rdv_t rdv);
 350 XBT_PUBLIC(smx_process_t) simcall_rdv_get_receiver(smx_rdv_t rdv);
 351 XBT_PUBLIC(void) simcall_rdv_set_receiver(smx_rdv_t rdv , smx_process_t process);
 352
 353 XBT_PUBLIC(xbt_dict_t) SIMIX_get_rdv_points(void);
 354
 355 /***** Communication simcalls *****/
 356
 357 XBT_PUBLIC(void) simcall_comm_send(smx_process_t sender, smx_rdv_t rdv, double task_size,
 358                                      double rate, void *src_buff,
 359                                      size_t src_buff_size,
 360                                      int (*match_fun)(void *, void *, smx_synchro_t),
 361                                      void (*copy_data_fun)(smx_synchro_t, void*, size_t),
 362                                      void *data, double timeout);
 363
 364 XBT_PUBLIC(smx_synchro_t) simcall_comm_isend(smx_process_t sender, smx_rdv_t rdv,
 365                                               double task_size,
 366                                               double rate, void *src_buff,
 367                                               size_t src_buff_size,
 368                                               int (*match_fun)(void *, void *, smx_synchro_t),
 369                                               void (*clean_fun)(void *),
 370                                               void (*copy_data_fun)(smx_synchro_t, void*, size_t),
 371                                               void *data, int detached);
 372
 373 XBT_PUBLIC(void) simcall_comm_recv(smx_process_t receiver, smx_rdv_t rdv, void *dst_buff,
 374                                    size_t * dst_buff_size,
 375                                    int (*match_fun)(void *, void *, smx_synchro_t),
 376                                    void (*copy_data_fun)(smx_synchro_t, void*, size_t),
 377                                    void *data, double timeout, double rate);
 378
 379 XBT_PUBLIC(smx_synchro_t) simcall_comm_irecv(smx_process_t receiver, smx_rdv_t rdv, void *dst_buff,
 380                                             size_t * dst_buff_size,
 381                                             int (*match_fun)(void *, void *, smx_synchro_t),
 382                                             void (*copy_data_fun)(smx_synchro_t, void*, size_t),
 383                                             void *data, double rate);
 384
 385 XBT_PUBLIC(smx_synchro_t) simcall_comm_iprobe(smx_rdv_t rdv, int type, int src, int tag,
 386                                 int (*match_fun)(void *, void *, smx_synchro_t), void *data);
 387 XBT_PUBLIC(void) simcall_comm_cancel(smx_synchro_t comm);
 388
 389 /* FIXME: waitany is going to be a vararg function, and should take a timeout */
 390 XBT_PUBLIC(unsigned int) simcall_comm_waitany(xbt_dynar_t comms);
 391 XBT_PUBLIC(void) simcall_comm_wait(smx_synchro_t comm, double timeout);
 392 XBT_PUBLIC(int) simcall_comm_test(smx_synchro_t comm);
 393 XBT_PUBLIC(int) simcall_comm_testany(xbt_dynar_t comms);
 394
 395 /* Getters and setters */
 396 XBT_PUBLIC(double) simcall_comm_get_remains(smx_synchro_t comm);
 397 XBT_PUBLIC(e_smx_state_t) simcall_comm_get_state(smx_synchro_t comm);
 398 XBT_PUBLIC(void *) simcall_comm_get_src_data(smx_synchro_t comm);
 399 XBT_PUBLIC(void *) simcall_comm_get_dst_data(smx_synchro_t comm);
 400 XBT_PUBLIC(smx_process_t) simcall_comm_get_src_proc(smx_synchro_t comm);
 401 XBT_PUBLIC(smx_process_t) simcall_comm_get_dst_proc(smx_synchro_t comm);
 402
 403 #ifdef HAVE_LATENCY_BOUND_TRACKING
 404 XBT_PUBLIC(int) simcall_comm_is_latency_bounded(smx_synchro_t comm);
 405 #endif
 406
 407 /************************** Tracing handling **********************************/
 408 XBT_PUBLIC(void) simcall_set_category(smx_synchro_t synchro, const char *category);
 409
 410 /************************** Synchro simcalls **********************************/
 411 XBT_PUBLIC(smx_mutex_t) simcall_mutex_init(void);
 412 XBT_PUBLIC(void) simcall_mutex_destroy(smx_mutex_t mutex);
 413 XBT_PUBLIC(void) simcall_mutex_lock(smx_mutex_t mutex);
 414 XBT_PUBLIC(int) simcall_mutex_trylock(smx_mutex_t mutex);
 415 XBT_PUBLIC(void) simcall_mutex_unlock(smx_mutex_t mutex);
 416
 417 XBT_PUBLIC(smx_cond_t) simcall_cond_init(void);
 418 XBT_PUBLIC(void) simcall_cond_destroy(smx_cond_t cond);
 419 XBT_PUBLIC(void) simcall_cond_signal(smx_cond_t cond);
 420 XBT_PUBLIC(void) simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex);
 421 XBT_PUBLIC(void) simcall_cond_wait_timeout(smx_cond_t cond,
 422                                          smx_mutex_t mutex,
 423                                          double max_duration);
 424 XBT_PUBLIC(void) simcall_cond_broadcast(smx_cond_t cond);
 425
 426 XBT_PUBLIC(smx_sem_t) simcall_sem_init(int capacity);
 427 XBT_PUBLIC(void) simcall_sem_destroy(smx_sem_t sem);
 428 XBT_PUBLIC(void) simcall_sem_release(smx_sem_t sem);
 429 XBT_PUBLIC(int) simcall_sem_would_block(smx_sem_t sem);
 430 XBT_PUBLIC(void) simcall_sem_acquire(smx_sem_t sem);
 431 XBT_PUBLIC(void) simcall_sem_acquire_timeout(smx_sem_t sem,
 432                                              double max_duration);
 433 XBT_PUBLIC(int) simcall_sem_get_capacity(smx_sem_t sem);
 434
 435 /*****************************   File   **********************************/
 436 XBT_PUBLIC(void *) simcall_file_get_data(smx_file_t fd);
 437 XBT_PUBLIC(void) simcall_file_set_data(smx_file_t fd, void *data);
 438 XBT_PUBLIC(sg_size_t) simcall_file_read(smx_file_t fd, sg_size_t size, sg_host_t host);
 439 XBT_PUBLIC(sg_size_t) simcall_file_write(smx_file_t fd, sg_size_t size, sg_host_t host);
 440 XBT_PUBLIC(smx_file_t) simcall_file_open(const char* fullpath, sg_host_t host);
 441 XBT_PUBLIC(int) simcall_file_close(smx_file_t fd, sg_host_t host);
 442 XBT_PUBLIC(int) simcall_file_unlink(smx_file_t fd, sg_host_t host);
 443 XBT_PUBLIC(sg_size_t) simcall_file_get_size(smx_file_t fd);
 444 XBT_PUBLIC(xbt_dynar_t) simcall_file_get_info(smx_file_t fd);
 445 XBT_PUBLIC(sg_size_t) simcall_file_tell(smx_file_t fd);
 446 XBT_PUBLIC(int) simcall_file_seek(smx_file_t fd, sg_offset_t offset, int origin);
 447 XBT_PUBLIC(int) simcall_file_move(smx_file_t fd, const char* fullpath);
 448 /*****************************   Storage   **********************************/
 449 XBT_PUBLIC(sg_size_t) simcall_storage_get_free_size (smx_storage_t storage);
 450 XBT_PUBLIC(sg_size_t) simcall_storage_get_used_size (smx_storage_t storage);
 451 XBT_PUBLIC(xbt_dict_t) simcall_storage_get_properties(smx_storage_t storage);
 452 XBT_PUBLIC(void*) SIMIX_storage_get_data(smx_storage_t storage);
 453 XBT_PUBLIC(void) SIMIX_storage_set_data(smx_storage_t storage, void *data);
 454 XBT_PUBLIC(xbt_dict_t) SIMIX_storage_get_content(smx_storage_t storage);
 455 XBT_PUBLIC(xbt_dict_t) simcall_storage_get_content(smx_storage_t storage);
 456 XBT_PUBLIC(const char*) SIMIX_storage_get_name(smx_storage_t storage);
 457 XBT_PUBLIC(sg_size_t) SIMIX_storage_get_size(smx_storage_t storage);
 458 XBT_PUBLIC(const char*) SIMIX_storage_get_host(smx_storage_t storage);
 459 /************************** AS router   **********************************/
 460 XBT_PUBLIC(xbt_dict_t) SIMIX_asr_get_properties(const char *name);
 461 /************************** AS router simcalls ***************************/
 462 XBT_PUBLIC(xbt_dict_t) simcall_asr_get_properties(const char *name);
 463
 464 /************************** MC simcalls   **********************************/
 465 XBT_PUBLIC(void *) simcall_mc_snapshot(void);
 466 XBT_PUBLIC(int) simcall_mc_compare_snapshots(void *s1, void *s2);
 467 XBT_PUBLIC(int) simcall_mc_random(int min, int max);
 468
 469 SG_END_DECL()
 470 #endif                          /* _SIMIX_SIMIX_H */