include/simgrid/simix.h

   1 /* Copyright (c) 2007, 2008, 2009, 2010. 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/file_stat.h"
  14 #include "xbt/function_types.h"
  15 #include "xbt/parmap.h"
  16 #include "xbt/swag.h"
  17
  18 SG_BEGIN_DECL()
  19
  20 /**************************** Scalar Values **********************************/
  21
  22 typedef union u_smx_scalar u_smx_scalar_t;
  23
  24 /* ******************************** Host ************************************ */
  25 /** @brief Host datatype
  26     @ingroup simix_host_management
  27
  28     A <em>location</em> (or <em>host</em>) is any possible place where
  29     a process may run. Thus it is represented as a <em>physical
  30     resource with computing capabilities</em>, some <em>mailboxes</em>
  31     to enable running process to communicate with remote ones, and
  32     some <em>private data</em> that can be only accessed by local
  33     process.
  34
  35     \see m_host_management
  36   @{ */
  37 typedef struct s_smx_host *smx_host_t;
  38 typedef enum {
  39   SIMIX_WAITING,
  40   SIMIX_READY,
  41   SIMIX_RUNNING,
  42   SIMIX_DONE,
  43   SIMIX_CANCELED,
  44   SIMIX_FAILED,
  45   SIMIX_SRC_HOST_FAILURE,
  46   SIMIX_DST_HOST_FAILURE,
  47   SIMIX_SRC_TIMEOUT,
  48   SIMIX_DST_TIMEOUT,
  49   SIMIX_LINK_FAILURE
  50 } e_smx_state_t;
  51 /** @} */
  52
  53
  54 typedef struct s_smx_timer* smx_timer_t;
  55
  56 /* ******************************** Synchro ************************************ */
  57 /**
  58  * \ingroup simix_synchro_management
  59  */
  60 typedef struct s_smx_mutex *smx_mutex_t;
  61 /**
  62  * \ingroup simix_synchro_management
  63  */
  64 typedef struct s_smx_cond *smx_cond_t;
  65 /**
  66  * \ingroup simix_synchro_management
  67  */
  68 typedef struct s_smx_sem *smx_sem_t;
  69
  70 /********************************** File *************************************/
  71 typedef struct s_smx_file *smx_file_t;
  72 typedef struct s_smx_stat *smx_stat_t;
  73
  74 /********************************** Action *************************************/
  75 typedef struct s_smx_action *smx_action_t; /* FIXME: replace by specialized action handlers */
  76
  77
  78
  79 /* ****************************** Process *********************************** */
  80 /** @brief Process datatype
  81     @ingroup simix_process_management
  82
  83     A processt may be defined as a <em>code</em>, with some <em>private
  84     data</em>, executing in a <em>location</em>.
  85     \see m_process_management
  86   @{ */
  87 typedef struct s_smx_process *smx_process_t;
  88 /** @} */
  89
  90
  91 /*
  92  * Type of function that creates a process.
  93  * The function must accept the following parameters:
  94  * void* process: the process created will be stored there
  95  * const char *name: a name for the object. It is for user-level information and can be NULL
  96  * xbt_main_func_t code: is a function describing the behavior of the process
  97  * void *data: data a pointer to any data one may want to attach to the new object.
  98  * smx_host_t host: the location where the new process is executed
  99  * int argc, char **argv: parameters passed to code
 100  * xbt_dict_t pros: properties
 101  */
 102 typedef void (*smx_creation_func_t) ( /* process */ smx_process_t*,
 103                                       /* name */ const char*,
 104                                       /* code */ xbt_main_func_t,
 105                                       /* userdata */ void*,
 106                                       /* hostname */ const char*,
 107                                       /* kill_time */ double,
 108                                       /* argc */ int,
 109                                       /* argv */ char**,
 110                                       /* props */ xbt_dict_t,
 111                                       /* auto_restart */ int);
 112
 113
 114 /******************************* Networking ***********************************/
 115 /**
 116  * \ingroup simix_rdv_management
 117  */
 118 typedef struct s_smx_rvpoint *smx_rdv_t;
 119
 120 XBT_PUBLIC(void*) SIMIX_comm_get_src_data(smx_action_t action);
 121 XBT_PUBLIC(void*) SIMIX_comm_get_dst_data(smx_action_t action);
 122
 123 /******************************** Context *************************************/
 124 typedef struct s_smx_context *smx_context_t;
 125 typedef struct s_smx_context_factory *smx_context_factory_t;
 126
 127 /* Process creation/destruction callbacks */
 128 typedef void (*void_pfn_smxprocess_t) (smx_process_t);
 129 /* Process kill */
 130 typedef void (*void_pfn_smxprocess_t_smxprocess_t) (smx_process_t, smx_process_t);
 131 /* for auto-restart function */
 132 typedef void (*void_pfn_smxhost_t) (smx_host_t);
 133
 134 /* The following function pointer types describe the interface that any context
 135    factory should implement */
 136
 137
 138 typedef smx_context_t(*smx_pfn_context_factory_create_context_t)
 139   (xbt_main_func_t, int, char **, void_pfn_smxprocess_t, void* data);
 140 typedef int (*smx_pfn_context_factory_finalize_t) (smx_context_factory_t*);
 141 typedef void (*smx_pfn_context_free_t) (smx_context_t);
 142 typedef void (*smx_pfn_context_start_t) (smx_context_t);
 143 typedef void (*smx_pfn_context_stop_t) (smx_context_t);
 144 typedef void (*smx_pfn_context_suspend_t) (smx_context_t context);
 145 typedef void (*smx_pfn_context_runall_t) (void);
 146 typedef smx_context_t (*smx_pfn_context_self_t) (void);
 147 typedef void* (*smx_pfn_context_get_data_t) (smx_context_t context);
 148
 149 /* interface of the context factories */
 150 typedef struct s_smx_context_factory {
 151   const char *name;
 152   smx_pfn_context_factory_create_context_t create_context;
 153   smx_pfn_context_factory_finalize_t finalize;
 154   smx_pfn_context_free_t free;
 155   smx_pfn_context_stop_t stop;
 156   smx_pfn_context_suspend_t suspend;
 157   smx_pfn_context_runall_t runall;
 158   smx_pfn_context_self_t self;
 159   smx_pfn_context_get_data_t get_data;
 160 } s_smx_context_factory_t;
 161
 162 /* Hack: let msg load directly the right factory */
 163 typedef void (*smx_ctx_factory_initializer_t)(smx_context_factory_t*);
 164 XBT_PUBLIC(smx_ctx_factory_initializer_t) smx_factory_initializer_to_use;
 165 extern char* smx_context_factory_name;
 166 extern int smx_context_stack_size;
 167 extern int smx_context_stack_size_was_set;
 168
 169 #ifdef HAVE_THREAD_LOCAL_STORAGE
 170 extern __thread smx_context_t smx_current_context;
 171 #else
 172 extern smx_context_t smx_current_context;
 173 #endif
 174
 175 /* *********************** */
 176 /* Context type definition */
 177 /* *********************** */
 178 /* the following function pointers types describe the interface that all context
 179    concepts must implement */
 180 /* each context type derive from this structure, so they must contain this structure
 181  * at their beginning -- OOP in C :/ */
 182 typedef struct s_smx_context {
 183   s_xbt_swag_hookup_t hookup;
 184   xbt_main_func_t code;
 185   void_pfn_smxprocess_t cleanup_func;
 186   void *data;   /* Here SIMIX stores the smx_process_t containing the context */
 187   char **argv;
 188   int argc;
 189   unsigned iwannadie:1;
 190 } s_smx_ctx_base_t;
 191
 192 /* methods of this class */
 193 XBT_PUBLIC(void) smx_ctx_base_factory_init(smx_context_factory_t *factory);
 194 XBT_PUBLIC(int) smx_ctx_base_factory_finalize(smx_context_factory_t *factory);
 195
 196 XBT_PUBLIC(smx_context_t)
 197 smx_ctx_base_factory_create_context_sized(size_t size,
 198                                           xbt_main_func_t code, int argc,
 199                                           char **argv,
 200                                           void_pfn_smxprocess_t cleanup,
 201                                           void* data);
 202 XBT_PUBLIC(void) smx_ctx_base_free(smx_context_t context);
 203 XBT_PUBLIC(void) smx_ctx_base_stop(smx_context_t context);
 204 XBT_PUBLIC(smx_context_t) smx_ctx_base_self(void);
 205 XBT_PUBLIC(void) *smx_ctx_base_get_data(smx_context_t context);
 206
 207 XBT_PUBLIC(xbt_dynar_t) SIMIX_process_get_runnable(void);
 208 XBT_PUBLIC(smx_process_t) SIMIX_process_from_PID(int PID);
 209 XBT_PUBLIC(xbt_dynar_t) SIMIX_processes_as_dynar(void);
 210
 211 /* parallelism */
 212 XBT_PUBLIC(int) SIMIX_context_is_parallel(void);
 213 XBT_PUBLIC(int) SIMIX_context_get_nthreads(void);
 214 XBT_PUBLIC(void) SIMIX_context_set_nthreads(int nb_threads);
 215 XBT_PUBLIC(int) SIMIX_context_get_parallel_threshold(void);
 216 XBT_PUBLIC(void) SIMIX_context_set_parallel_threshold(int threshold);
 217 XBT_PUBLIC(e_xbt_parmap_mode_t) SIMIX_context_get_parallel_mode(void);
 218 XBT_PUBLIC(void) SIMIX_context_set_parallel_mode(e_xbt_parmap_mode_t mode);
 219
 220
 221
 222 /********************************** Global ************************************/
 223 /* Initialization and exit */
 224 XBT_PUBLIC(void) SIMIX_global_init(int *argc, char **argv);
 225
 226
 227 XBT_PUBLIC(void) SIMIX_function_register_process_cleanup(void_pfn_smxprocess_t function);
 228 XBT_PUBLIC(void) SIMIX_function_register_process_create(smx_creation_func_t function);
 229 XBT_PUBLIC(void) SIMIX_function_register_process_kill(void_pfn_smxprocess_t_smxprocess_t function);
 230
 231 /* Simulation execution */
 232 XBT_PUBLIC(void) SIMIX_run(void);
 233 XBT_PUBLIC(double) SIMIX_get_clock(void);
 234
 235 /* Timer functions FIXME: should these be public? */
 236 XBT_PUBLIC(void) SIMIX_timer_set(double date, void *function, void *arg);
 237 XBT_PUBLIC(double) SIMIX_timer_next(void);
 238
 239 XBT_PUBLIC(void) SIMIX_display_process_status(void);
 240
 241 /******************************* Environment **********************************/
 242 XBT_PUBLIC(void) SIMIX_create_environment(const char *file);
 243
 244 /******************************** Deployment **********************************/
 245
 246 XBT_PUBLIC(void) SIMIX_function_register(const char *name, xbt_main_func_t code);
 247 XBT_PUBLIC(void) SIMIX_function_register_default(xbt_main_func_t code);
 248 XBT_PUBLIC(xbt_main_func_t) SIMIX_get_registered_function(const char *name);
 249 XBT_PUBLIC(void) SIMIX_launch_application(const char *file);
 250 XBT_PUBLIC(void) SIMIX_process_set_function(const char* process_host,
 251                                             const char *process_function,
 252                                             xbt_dynar_t arguments,
 253                                             double process_start_time,
 254                                             double process_kill_time);
 255
 256 /*********************************** Host *************************************/
 257 //XBT_PUBLIC(xbt_dict_t) SIMIX_host_get_dict(u_smx_scalar_t *args);
 258 XBT_PUBLIC(smx_host_t) SIMIX_host_get_by_name(const char *name);
 259 XBT_PUBLIC(smx_host_t) SIMIX_host_self(void);
 260 XBT_PUBLIC(const char*) SIMIX_host_self_get_name(void);
 261 XBT_PUBLIC(const char*) SIMIX_host_get_name(smx_host_t host); /* FIXME: make private: only the name of SIMIX_host_self() should be public without request */
 262 XBT_PUBLIC(void) SIMIX_host_self_set_data(void *data);
 263 XBT_PUBLIC(void*) SIMIX_host_self_get_data(void);
 264 XBT_PUBLIC(void*) SIMIX_host_get_data(smx_host_t host);
 265 XBT_PUBLIC(void) SIMIX_host_set_data(smx_host_t host, void *data);
 266
 267 /********************************* Process ************************************/
 268 XBT_PUBLIC(int) SIMIX_process_count(void);
 269 XBT_PUBLIC(smx_process_t) SIMIX_process_self(void);
 270 XBT_PUBLIC(const char*) SIMIX_process_self_get_name(void);
 271 XBT_PUBLIC(void) SIMIX_process_self_set_data(smx_process_t self, void *data);
 272 XBT_PUBLIC(void*) SIMIX_process_self_get_data(smx_process_t self);
 273 XBT_PUBLIC(smx_context_t) SIMIX_process_get_context(smx_process_t);
 274 XBT_PUBLIC(void) SIMIX_process_set_context(smx_process_t p,smx_context_t c);
 275 XBT_PUBLIC(int) SIMIX_process_has_pending_comms(smx_process_t process);
 276 XBT_PUBLIC(void) SIMIX_process_on_exit_runall(smx_process_t process);
 277 XBT_PUBLIC(void) SIMIX_process_on_exit(smx_process_t process, int_f_pvoid_t fun, void *data);
 278
 279 /****************************** Communication *********************************/
 280 XBT_PUBLIC(void) SIMIX_comm_set_copy_data_callback(void (*callback) (smx_action_t, void*, size_t));
 281 XBT_PUBLIC(void) SIMIX_comm_copy_pointer_callback(smx_action_t comm, void* buff, size_t buff_size);
 282 XBT_PUBLIC(void) SIMIX_comm_copy_buffer_callback(smx_action_t comm, void* buff, size_t buff_size);
 283 XBT_PUBLIC(void) smpi_comm_copy_data_callback(smx_action_t comm, void* buff, size_t buff_size);
 284
 285 XBT_PUBLIC(smx_action_t) SIMIX_comm_get_send_match(smx_rdv_t rdv, int (*match_fun)(void*, void*), void* data);
 286 XBT_PUBLIC(int) SIMIX_comm_has_send_match(smx_rdv_t rdv, int (*match_fun)(void*, void*), void* data);
 287 XBT_PUBLIC(int) SIMIX_comm_has_recv_match(smx_rdv_t rdv, int (*match_fun)(void*, void*), void* data);
 288 XBT_PUBLIC(void) SIMIX_comm_finish(smx_action_t action);
 289
 290 /******************************************************************************/
 291 /*                            SIMIX simcalls                                  */
 292 /******************************************************************************/
 293 /* These functions are a system call-like interface to the simulation kernel. */
 294 /* They can also be called from maestro's context, and they are thread safe.  */
 295 /******************************************************************************/
 296
 297 /******************************* Host simcalls ********************************/
 298 /* TODO use handlers and keep smx_host_t hidden from higher levels */
 299 XBT_PUBLIC(xbt_dict_t) simcall_host_get_dict(void);
 300 XBT_PUBLIC(smx_host_t) simcall_host_get_by_name(const char *name);
 301 XBT_PUBLIC(const char *) simcall_host_get_name(smx_host_t host);
 302 XBT_PUBLIC(xbt_dict_t) simcall_host_get_properties(smx_host_t host);
 303 XBT_PUBLIC(double) simcall_host_get_speed(smx_host_t host);
 304 XBT_PUBLIC(double) simcall_host_get_available_speed(smx_host_t host);
 305 /* Two possible states, 1 - CPU ON and 0 CPU OFF */
 306 XBT_PUBLIC(int) simcall_host_get_state(smx_host_t host);
 307 XBT_PUBLIC(void *) simcall_host_get_data(smx_host_t host);
 308
 309 XBT_PUBLIC(void) simcall_host_set_data(smx_host_t host, void *data);
 310
 311 XBT_PUBLIC(smx_action_t) simcall_host_execute(const char *name, smx_host_t host,
 312                                                 double computation_amount,
 313                                                 double priority);
 314 XBT_PUBLIC(smx_action_t) simcall_host_parallel_execute(const char *name,
 315                                                      int host_nb,
 316                                                      smx_host_t *host_list,
 317                                                      double *computation_amount,
 318                                                      double *communication_amount,
 319                                                      double amount,
 320                                                      double rate);
 321 XBT_PUBLIC(void) simcall_host_execution_destroy(smx_action_t execution);
 322 XBT_PUBLIC(void) simcall_host_execution_cancel(smx_action_t execution);
 323 XBT_PUBLIC(double) simcall_host_execution_get_remains(smx_action_t execution);
 324 XBT_PUBLIC(e_smx_state_t) simcall_host_execution_get_state(smx_action_t execution);
 325 XBT_PUBLIC(void) simcall_host_execution_set_priority(smx_action_t execution, double priority);
 326 XBT_PUBLIC(e_smx_state_t) simcall_host_execution_wait(smx_action_t execution);
 327
 328
 329 /**************************** Process simcalls ********************************/
 330 /* Constructor and Destructor */
 331 XBT_PUBLIC(void) simcall_process_create(smx_process_t *process,
 332                                           const char *name,
 333                                           xbt_main_func_t code,
 334                                           void *data,
 335                                           const char *hostname,
 336                                           double kill_time,
 337                                           int argc, char **argv,
 338                                           xbt_dict_t properties,
 339                                           int auto_restart);
 340
 341 XBT_PUBLIC(void) simcall_process_kill(smx_process_t process);
 342 XBT_PUBLIC(void) simcall_process_killall(void);
 343
 344 /* Process handling */
 345 XBT_PUBLIC(void) simcall_process_cleanup(smx_process_t process);
 346 XBT_PUBLIC(void) simcall_process_change_host(smx_process_t process,
 347                  smx_host_t dest);
 348 XBT_PUBLIC(void) simcall_process_suspend(smx_process_t process);
 349 XBT_PUBLIC(void) simcall_process_resume(smx_process_t process);
 350
 351 /* Getters and Setters */
 352 XBT_PUBLIC(int) simcall_process_count(void);
 353 XBT_PUBLIC(void *) simcall_process_get_data(smx_process_t process);
 354 XBT_PUBLIC(void) simcall_process_set_data(smx_process_t process, void *data);
 355 XBT_PUBLIC(smx_host_t) simcall_process_get_host(smx_process_t process);
 356 XBT_PUBLIC(const char *) simcall_process_get_name(smx_process_t process);
 357 XBT_PUBLIC(int) simcall_process_is_suspended(smx_process_t process);
 358 XBT_PUBLIC(xbt_dict_t) simcall_process_get_properties(smx_process_t host);
 359 XBT_PUBLIC(void) simcall_process_set_kill_time(smx_process_t process, double kill_time);
 360 XBT_PUBLIC(void) simcall_process_on_exit(smx_process_t process, int_f_pvoid_t fun, void *data);
 361 XBT_PUBLIC(void) simcall_process_auto_restart_set(smx_process_t process, int auto_restart);
 362 XBT_PUBLIC(smx_process_t) simcall_process_restart(smx_process_t process);
 363 /* Sleep control */
 364 XBT_PUBLIC(e_smx_state_t) simcall_process_sleep(double duration);
 365
 366 /************************** Comunication simcalls *****************************/
 367 /***** Rendez-vous points *****/
 368
 369 XBT_PUBLIC(smx_rdv_t) simcall_rdv_create(const char *name);
 370 XBT_PUBLIC(void) simcall_rdv_destroy(smx_rdv_t rvp);
 371 XBT_PUBLIC(smx_rdv_t) simcall_rdv_get_by_name(const char *name);
 372 XBT_PUBLIC(int) simcall_rdv_comm_count_by_host(smx_rdv_t rdv, smx_host_t host);
 373 XBT_PUBLIC(smx_action_t) simcall_rdv_get_head(smx_rdv_t rdv);
 374 XBT_PUBLIC(smx_process_t) simcall_rdv_get_receiver(smx_rdv_t rdv);
 375 XBT_PUBLIC(void) simcall_rdv_set_receiver(smx_rdv_t rdv , smx_process_t process);
 376
 377 XBT_PUBLIC(xbt_dict_t) SIMIX_get_rdv_points(void);
 378
 379 /***** Communication simcalls *****/
 380
 381 XBT_PUBLIC(void) simcall_comm_send(smx_rdv_t rdv, double task_size,
 382                                      double rate, void *src_buff,
 383                                      size_t src_buff_size,
 384                                      int (*match_fun)(void *, void *, smx_action_t),
 385                                      void *data, double timeout);
 386
 387 XBT_PUBLIC(smx_action_t) simcall_comm_isend(smx_rdv_t rdv, double task_size,
 388                                               double rate, void *src_buff,
 389                                               size_t src_buff_size,
 390                                               int (*match_fun)(void *, void *, smx_action_t),
 391                                               void (*clean_fun)(void *),
 392                                               void *data, int detached);
 393
 394 XBT_PUBLIC(void) simcall_comm_recv(smx_rdv_t rdv, void *dst_buff,
 395                                      size_t * dst_buff_size,
 396                                      int (*match_fun)(void *, void *, smx_action_t),
 397                                      void *data, double timeout);
 398
 399 XBT_PUBLIC(smx_action_t) simcall_comm_irecv(smx_rdv_t rdv, void *dst_buff,
 400                                               size_t * dst_buff_size,
 401                                               int (*match_fun)(void *, void *, smx_action_t),
 402                                               void *data);
 403
 404 XBT_PUBLIC(void) simcall_comm_destroy(smx_action_t comm);
 405 XBT_PUBLIC(smx_action_t) simcall_comm_iprobe(smx_rdv_t rdv, int src, int tag,
 406                                 int (*match_fun)(void *, void *, smx_action_t), void *data);
 407 XBT_PUBLIC(void) simcall_comm_cancel(smx_action_t comm);
 408
 409 /* FIXME: waitany is going to be a vararg function, and should take a timeout */
 410 XBT_PUBLIC(unsigned int) simcall_comm_waitany(xbt_dynar_t comms);
 411 XBT_PUBLIC(void) simcall_comm_wait(smx_action_t comm, double timeout);
 412 XBT_PUBLIC(int) simcall_comm_test(smx_action_t comm);
 413 XBT_PUBLIC(int) simcall_comm_testany(xbt_dynar_t comms);
 414
 415 /* Getters and setters */
 416 XBT_PUBLIC(double) simcall_comm_get_remains(smx_action_t comm);
 417 XBT_PUBLIC(e_smx_state_t) simcall_comm_get_state(smx_action_t comm);
 418 XBT_PUBLIC(void *) simcall_comm_get_src_data(smx_action_t comm);
 419 XBT_PUBLIC(void *) simcall_comm_get_dst_data(smx_action_t comm);
 420 XBT_PUBLIC(smx_process_t) simcall_comm_get_src_proc(smx_action_t comm);
 421 XBT_PUBLIC(smx_process_t) simcall_comm_get_dst_proc(smx_action_t comm);
 422
 423 #ifdef HAVE_LATENCY_BOUND_TRACKING
 424 XBT_PUBLIC(int) simcall_comm_is_latency_bounded(smx_action_t comm);
 425 #endif
 426
 427 #ifdef HAVE_TRACING
 428 /************************** Tracing handling **********************************/
 429 XBT_PUBLIC(void) simcall_set_category(smx_action_t action, const char *category);
 430 #endif
 431
 432 /************************** Synchro simcalls **********************************/
 433
 434 XBT_PUBLIC(smx_mutex_t) simcall_mutex_init(void);
 435 XBT_PUBLIC(void) simcall_mutex_destroy(smx_mutex_t mutex);
 436 XBT_PUBLIC(void) simcall_mutex_lock(smx_mutex_t mutex);
 437 XBT_PUBLIC(int) simcall_mutex_trylock(smx_mutex_t mutex);
 438 XBT_PUBLIC(void) simcall_mutex_unlock(smx_mutex_t mutex);
 439
 440 XBT_PUBLIC(smx_cond_t) simcall_cond_init(void);
 441 XBT_PUBLIC(void) simcall_cond_destroy(smx_cond_t cond);
 442 XBT_PUBLIC(void) simcall_cond_signal(smx_cond_t cond);
 443 XBT_PUBLIC(void) simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex);
 444 XBT_PUBLIC(void) simcall_cond_wait_timeout(smx_cond_t cond,
 445                                          smx_mutex_t mutex,
 446                                          double max_duration);
 447 XBT_PUBLIC(void) simcall_cond_broadcast(smx_cond_t cond);
 448
 449 XBT_PUBLIC(smx_sem_t) simcall_sem_init(int capacity);
 450 XBT_PUBLIC(void) simcall_sem_destroy(smx_sem_t sem);
 451 XBT_PUBLIC(void) simcall_sem_release(smx_sem_t sem);
 452 XBT_PUBLIC(void) simcall_sem_release_forever(smx_sem_t sem);
 453 XBT_PUBLIC(int) simcall_sem_would_block(smx_sem_t sem);
 454 XBT_PUBLIC(void) simcall_sem_block_onto(smx_sem_t sem);
 455 XBT_PUBLIC(void) simcall_sem_acquire(smx_sem_t sem);
 456 XBT_PUBLIC(void) simcall_sem_acquire_timeout(smx_sem_t sem,
 457                                            double max_duration);
 458 XBT_PUBLIC(unsigned int) simcall_sem_acquire_any(xbt_dynar_t sems);
 459 XBT_PUBLIC(int) simcall_sem_get_capacity(smx_sem_t sem);
 460
 461 XBT_PUBLIC(double) simcall_file_read(void* ptr, size_t size, size_t nmemb, smx_file_t stream);
 462 XBT_PUBLIC(size_t) simcall_file_write(const void* ptr, size_t size, size_t nmemb, smx_file_t stream);
 463 XBT_PUBLIC(smx_file_t) simcall_file_open(const char* storage, const char* path, const char* mode);
 464 XBT_PUBLIC(int) simcall_file_close(smx_file_t fp);
 465 XBT_PUBLIC(int) simcall_file_stat(smx_file_t fd, s_file_stat_t *buf);
 466 XBT_PUBLIC(int) simcall_file_unlink(smx_file_t fd);
 467 XBT_PUBLIC(xbt_dict_t) simcall_file_ls(const char* mount, const char* path);
 468
 469 /************************** AS router   **********************************/
 470 XBT_PUBLIC(xbt_dict_t) SIMIX_asr_get_properties(const char *name);
 471 /************************** AS router simcalls ***************************/
 472 XBT_PUBLIC(xbt_dict_t) simcall_asr_get_properties(const char *name);
 473
 474 /************************** MC simcalls   **********************************/
 475 XBT_PUBLIC(void *) simcall_mc_snapshot(void);
 476 XBT_PUBLIC(int) simcall_mc_compare_snapshots(void *s1, void *s2);
 477
 478 /************************** New API simcalls **********************************/
 479 /* TUTORIAL: New API                                                          */
 480 /******************************************************************************/
 481 XBT_PUBLIC(int) simcall_new_api_fct(const char* param1, double param2);
 482
 483 SG_END_DECL()
 484 #endif                          /* _SIMIX_SIMIX_H */