include/simix/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/function_types.h"
  14 #include "simix/datatypes.h"
  15 #include "simix/context.h"
  16
  17 SG_BEGIN_DECL()
  18
  19 /********************************** Global ************************************/
  20 /* Initialization and exit */
  21 XBT_PUBLIC(void) SIMIX_global_init(int *argc, char **argv);
  22 XBT_PUBLIC(void) SIMIX_clean(void);
  23
  24
  25 XBT_PUBLIC(void) SIMIX_function_register_process_cleanup(void_pfn_smxprocess_t function);
  26 XBT_PUBLIC(void) SIMIX_function_register_process_create(smx_creation_func_t function);
  27 XBT_PUBLIC(void) SIMIX_function_register_process_kill(void_f_pvoid_t function);
  28
  29 /* Simulation execution */
  30 XBT_PUBLIC(void) SIMIX_run(void);
  31
  32 /* Timer functions FIXME: should these be public? */
  33 XBT_PUBLIC(void) SIMIX_timer_set(double date, void *function, void *arg);
  34 XBT_PUBLIC(double) SIMIX_timer_next(void);
  35
  36 XBT_PUBLIC(void) SIMIX_display_process_status(void);
  37
  38 /******************************* Environment **********************************/
  39 XBT_PUBLIC(void) SIMIX_create_environment(const char *file);
  40
  41 /******************************** Deployment **********************************/
  42
  43 XBT_PUBLIC(void) SIMIX_function_register(const char *name, xbt_main_func_t code);
  44 XBT_PUBLIC(void) SIMIX_function_register_default(xbt_main_func_t code);
  45 XBT_PUBLIC(xbt_main_func_t) SIMIX_get_registered_function(const char *name);
  46 XBT_PUBLIC(void) SIMIX_launch_application(const char *file);
  47 XBT_PUBLIC(void) SIMIX_process_set_function(const char* process_host,
  48                                             const char *process_function,
  49                                             xbt_dynar_t arguments,
  50                                             double process_start_time,
  51                                             double process_kill_time);
  52
  53 /*********************************** Host *************************************/
  54 XBT_PUBLIC(xbt_dict_t) SIMIX_host_get_dict(void);
  55 XBT_PUBLIC(smx_host_t) SIMIX_host_get_by_name(const char *name);
  56 XBT_PUBLIC(smx_host_t) SIMIX_host_self(void);
  57 XBT_PUBLIC(const char*) SIMIX_host_self_get_name(void);
  58 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 */
  59 XBT_PUBLIC(void) SIMIX_host_self_set_data(void *data);
  60 XBT_PUBLIC(void*) SIMIX_host_self_get_data(void);
  61
  62 /********************************* Process ************************************/
  63 XBT_PUBLIC(void) SIMIX_process_cleanup(smx_process_t arg);
  64 XBT_PUBLIC(int) SIMIX_process_count(void);
  65 XBT_PUBLIC(smx_process_t) SIMIX_process_self(void);
  66 XBT_PUBLIC(const char*) SIMIX_process_self_get_name(void);
  67 XBT_PUBLIC(void) SIMIX_process_self_set_data(void *data);
  68 XBT_PUBLIC(void*) SIMIX_process_self_get_data(void);
  69 XBT_PUBLIC(smx_context_t) SIMIX_process_get_context(smx_process_t);
  70 XBT_PUBLIC(void) SIMIX_process_set_context(smx_process_t p,smx_context_t c);
  71
  72 /****************************** Communication *********************************/
  73 XBT_PUBLIC(void) SIMIX_comm_set_copy_data_callback(void (*callback) (smx_action_t, size_t));
  74 XBT_PUBLIC(void) SIMIX_comm_copy_pointer_callback(smx_action_t comm, size_t buff_size);
  75 XBT_PUBLIC(void) SIMIX_comm_copy_buffer_callback(smx_action_t comm, size_t buff_size);
  76
  77 /******************************************************************************/
  78 /*                        SIMIX Smurf Proxy Functions                         */
  79 /******************************************************************************/
  80 /* These functions issue request through the Smurf proxy.                     */
  81 /* They cannot be called from maestro's context, and they are thread safe.    */
  82 /******************************************************************************/
  83
  84 XBT_INLINE XBT_PUBLIC(double) SIMIX_get_clock(void);
  85
  86 /******************************* Host Requests ********************************/
  87 /* FIXME: use handlers and keep smx_host_t hidden from higher levels */
  88 XBT_PUBLIC(xbt_dict_t) SIMIX_req_host_get_dict(void);
  89 XBT_INLINE XBT_PUBLIC(smx_host_t) SIMIX_req_host_get_by_name(const char *name);
  90 XBT_PUBLIC(const char *) SIMIX_req_host_get_name(smx_host_t host);
  91 XBT_PUBLIC(xbt_dict_t) SIMIX_req_host_get_properties(smx_host_t host);
  92 XBT_PUBLIC(double) SIMIX_req_host_get_speed(smx_host_t host);
  93 XBT_PUBLIC(double) SIMIX_req_host_get_available_speed(smx_host_t host);
  94 /* Two possible states, 1 - CPU ON and 0 CPU OFF */
  95 XBT_PUBLIC(int) SIMIX_req_host_get_state(smx_host_t host);
  96 XBT_PUBLIC(void *) SIMIX_req_host_get_data(smx_host_t host);
  97
  98 XBT_PUBLIC(void) SIMIX_req_host_set_data(smx_host_t host, void *data);
  99
 100 XBT_PUBLIC(smx_action_t) SIMIX_req_host_execute(const char *name, smx_host_t host,
 101                                             double computation_amount);
 102 XBT_PUBLIC(smx_action_t) SIMIX_req_host_parallel_execute(const char *name,
 103                                                      int host_nb,
 104                                                      smx_host_t *host_list,
 105                                                      double *computation_amount,
 106                                                      double *communication_amount,
 107                                                      double amount,
 108                                                      double rate);
 109 XBT_PUBLIC(void) SIMIX_req_host_execution_destroy(smx_action_t execution);
 110 XBT_PUBLIC(void) SIMIX_req_host_execution_cancel(smx_action_t execution);
 111 XBT_PUBLIC(double) SIMIX_req_host_execution_get_remains(smx_action_t execution);
 112 XBT_PUBLIC(e_smx_state_t) SIMIX_req_host_execution_get_state(smx_action_t execution);
 113 XBT_PUBLIC(void) SIMIX_req_host_execution_set_priority(smx_action_t execution, double priority);
 114 XBT_PUBLIC(void) SIMIX_req_host_execution_wait(smx_action_t execution);
 115
 116
 117 /**************************** Process Requests ********************************/
 118 /* Constructor and Destructor */
 119 XBT_PUBLIC(smx_process_t) SIMIX_req_process_create(const char *name,
 120                                                xbt_main_func_t code,
 121                                                void *data,
 122                                                const char *hostname,
 123                                                int argc, char **argv,
 124                                                xbt_dict_t properties);
 125
 126 XBT_PUBLIC(void) SIMIX_req_process_kill(smx_process_t process);
 127
 128 /* Process handling */
 129 XBT_PUBLIC(void) SIMIX_req_process_cleanup(void *arg); /* FIXME: This function shouldn't be called from outside SIMIX */
 130 XBT_PUBLIC(void) SIMIX_req_process_change_host(smx_process_t process,
 131                                            const char *source, const char *dest);
 132 XBT_PUBLIC(void) SIMIX_req_process_suspend(smx_process_t process);
 133 XBT_PUBLIC(void) SIMIX_req_process_resume(smx_process_t process);
 134
 135 /* Getters and Setters */
 136 XBT_PUBLIC(int) SIMIX_req_process_count(void);
 137 XBT_PUBLIC(void *) SIMIX_req_process_get_data(smx_process_t process);
 138 XBT_PUBLIC(void) SIMIX_req_process_set_data(smx_process_t process, void *data);
 139 XBT_INLINE XBT_PUBLIC(smx_host_t) SIMIX_req_process_get_host(smx_process_t process);
 140 XBT_PUBLIC(const char *) SIMIX_req_process_get_name(smx_process_t process);
 141 XBT_PUBLIC(int) SIMIX_req_process_is_suspended(smx_process_t process);
 142 XBT_PUBLIC(xbt_dict_t) SIMIX_req_process_get_properties(smx_process_t host);
 143
 144 /* Sleep control */
 145 XBT_PUBLIC(e_smx_state_t) SIMIX_req_process_sleep(double duration);
 146
 147 /************************** Comunication Requests *****************************/
 148 /***** Rendez-vous points *****/
 149 XBT_PUBLIC(smx_rdv_t) SIMIX_req_rdv_create(const char *name);
 150 XBT_PUBLIC(void) SIMIX_req_rdv_destroy(smx_rdv_t rvp);
 151 XBT_PUBLIC(smx_rdv_t) SIMIX_req_rdv_get_by_name(const char *name);
 152 XBT_PUBLIC(int) SIMIX_req_rdv_comm_count_by_host(smx_rdv_t rdv, smx_host_t host);
 153 XBT_PUBLIC(smx_action_t) SIMIX_req_rdv_get_head(smx_rdv_t rdv);
 154
 155 /***** Communication Requests *****/
 156
 157 /* Constructors and Destructor */
 158 XBT_PUBLIC(smx_action_t) SIMIX_req_comm_isend(smx_rdv_t rdv, double task_size,
 159                                            double rate, void *src_buff,
 160                                            size_t src_buff_size,
 161                                            int (*match_fun)(void *, void *),
 162                                            void *data);
 163
 164 XBT_PUBLIC(smx_action_t) SIMIX_req_comm_irecv(smx_rdv_t rdv, void *dst_buff,
 165                                            size_t * dst_buff_size,
 166                                            int (*match_fun)(void *, void *),
 167                                            void *data);
 168
 169 XBT_PUBLIC(void) SIMIX_req_comm_destroy(smx_action_t comm);
 170
 171 /* Communication handling */
 172 XBT_INLINE XBT_PUBLIC(void) SIMIX_req_comm_cancel(smx_action_t comm);
 173
 174 /* FIXME: waitany is going to be a vararg function, and should take a timeout */
 175 XBT_PUBLIC(unsigned int) SIMIX_req_comm_waitany(xbt_dynar_t comms);
 176 XBT_PUBLIC(void) SIMIX_req_comm_wait(smx_action_t comm, double timeout);
 177 XBT_PUBLIC(int) SIMIX_req_comm_test(smx_action_t comm);
 178 XBT_PUBLIC(int) SIMIX_req_comm_testany(xbt_dynar_t comms);
 179
 180 /* Getters and setters */
 181 XBT_PUBLIC(double) SIMIX_req_comm_get_remains(smx_action_t comm);
 182 XBT_PUBLIC(e_smx_state_t) SIMIX_req_comm_get_state(smx_action_t comm);
 183 XBT_PUBLIC(void *) SIMIX_req_comm_get_src_data(smx_action_t comm);
 184 XBT_PUBLIC(void *) SIMIX_req_comm_get_dst_data(smx_action_t comm);
 185 XBT_PUBLIC(void *) SIMIX_req_comm_get_src_buff(smx_action_t comm);
 186 XBT_PUBLIC(void *) SIMIX_req_comm_get_dst_buff(smx_action_t comm);
 187 XBT_PUBLIC(size_t) SIMIX_req_comm_get_src_buff_size(smx_action_t comm);
 188 XBT_PUBLIC(size_t) SIMIX_req_comm_get_dst_buff_size(smx_action_t comm);
 189 XBT_PUBLIC(smx_process_t) SIMIX_req_comm_get_src_proc(smx_action_t comm);
 190 XBT_PUBLIC(smx_process_t) SIMIX_req_comm_get_dst_proc(smx_action_t comm);
 191 XBT_PUBLIC(void) SIMIX_req_comm_set_copy_data_callback(void (*callback)(smx_action_t,size_t));
 192 XBT_PUBLIC(void) SIMIX_req_comm_copy_pointer_callback(smx_action_t comm, size_t buff_size);
 193 XBT_PUBLIC(void) SIMIX_req_comm_copy_buffer_callback(smx_action_t comm, size_t buff_size);
 194
 195 #ifdef HAVE_LATENCY_BOUND_TRACKING
 196 XBT_PUBLIC(int) SIMIX_req_comm_is_latency_bounded(smx_action_t comm);
 197 #endif
 198
 199 #ifdef HAVE_TRACING
 200 /************************** Tracing handling **********************************/
 201 XBT_PUBLIC(void) SIMIX_req_set_category(smx_action_t action, const char *category);
 202 #endif
 203
 204 /************************** Synchro handling **********************************/
 205
 206 XBT_PUBLIC(smx_mutex_t) SIMIX_req_mutex_init(void);
 207 XBT_PUBLIC(void) SIMIX_req_mutex_destroy(smx_mutex_t mutex);
 208 XBT_PUBLIC(void) SIMIX_req_mutex_lock(smx_mutex_t mutex);
 209 XBT_PUBLIC(int) SIMIX_req_mutex_trylock(smx_mutex_t mutex);
 210 XBT_PUBLIC(void) SIMIX_req_mutex_unlock(smx_mutex_t mutex);
 211
 212 XBT_PUBLIC(smx_cond_t) SIMIX_req_cond_init(void);
 213 XBT_PUBLIC(void) SIMIX_req_cond_destroy(smx_cond_t cond);
 214 XBT_PUBLIC(void) SIMIX_req_cond_signal(smx_cond_t cond);
 215 XBT_PUBLIC(void) SIMIX_req_cond_wait(smx_cond_t cond, smx_mutex_t mutex);
 216 XBT_PUBLIC(void) SIMIX_req_cond_wait_timeout(smx_cond_t cond,
 217                                          smx_mutex_t mutex,
 218                                          double max_duration);
 219 XBT_PUBLIC(void) SIMIX_req_cond_broadcast(smx_cond_t cond);
 220
 221 XBT_PUBLIC(smx_sem_t) SIMIX_req_sem_init(int capacity);
 222 XBT_PUBLIC(void) SIMIX_req_sem_destroy(smx_sem_t sem);
 223 XBT_PUBLIC(void) SIMIX_req_sem_release(smx_sem_t sem);
 224 XBT_PUBLIC(void) SIMIX_req_sem_release_forever(smx_sem_t sem);
 225 XBT_PUBLIC(int) SIMIX_req_sem_would_block(smx_sem_t sem);
 226 XBT_PUBLIC(void) SIMIX_req_sem_block_onto(smx_sem_t sem);
 227 XBT_PUBLIC(void) SIMIX_req_sem_acquire(smx_sem_t sem);
 228 XBT_PUBLIC(void) SIMIX_req_sem_acquire_timeout(smx_sem_t sem,
 229                                            double max_duration);
 230 XBT_PUBLIC(unsigned int) SIMIX_req_sem_acquire_any(xbt_dynar_t sems);
 231 XBT_PUBLIC(int) SIMIX_req_sem_get_capacity(smx_sem_t sem);
 232
 233 SG_END_DECL()
 234 #endif                          /* _SIMIX_SIMIX_H */