include/simgrid/simix.h

   1 /* Copyright (c) 2007-2019. 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 SIMGRID_SIMIX_H
   7 #define SIMGRID_SIMIX_H
   8
   9 #include <simgrid/forward.h>
  10 #include <simgrid/host.h>
  11 #include <xbt/ex.h>
  12 #include <xbt/parmap.h>
  13 #ifdef __cplusplus
  14 #include <functional>
  15 #include <string>
  16 #include <unordered_map>
  17 #include <vector>
  18 #endif
  19
  20 /******************************* Networking ***********************************/
  21 extern unsigned smx_context_stack_size;
  22 extern unsigned smx_context_guard_size;
  23
  24 SG_BEGIN_DECL
  25
  26 XBT_PUBLIC smx_actor_t SIMIX_process_from_PID(aid_t PID);
  27
  28 /* parallelism */
  29 XBT_PUBLIC int SIMIX_context_is_parallel();
  30 XBT_PUBLIC int SIMIX_context_get_nthreads();
  31 XBT_PUBLIC void SIMIX_context_set_nthreads(int nb_threads);
  32 XBT_PUBLIC int SIMIX_context_get_parallel_threshold();
  33 XBT_PUBLIC void SIMIX_context_set_parallel_threshold(int threshold);
  34 XBT_PUBLIC e_xbt_parmap_mode_t SIMIX_context_get_parallel_mode();
  35 XBT_PUBLIC void SIMIX_context_set_parallel_mode(e_xbt_parmap_mode_t mode);
  36 XBT_PUBLIC int SIMIX_is_maestro();
  37
  38 /********************************** Global ************************************/
  39 /* Initialization and exit */
  40 XBT_PUBLIC void SIMIX_global_init(int* argc, char** argv);
  41
  42 /* Set to execute in the maestro
  43  *
  44  * If no maestro code is registered (the default), the main thread
  45  * is assumed to be the maestro. */
  46 XBT_PUBLIC void SIMIX_set_maestro(void (*code)(void*), void* data);
  47
  48 /* Simulation execution */
  49 XBT_PUBLIC void SIMIX_run();
  50 XBT_PUBLIC double SIMIX_get_clock();
  51
  52 XBT_ATTRIB_DEPRECATED_v329("Please use simgrid::simix::Timer::set()") XBT_PUBLIC smx_timer_t
  53     SIMIX_timer_set(double date, void (*function)(void*), void* arg);
  54 XBT_ATTRIB_DEPRECATED_v329("Please use simgrid::simix::Timer::remove()") XBT_PUBLIC
  55     void SIMIX_timer_remove(smx_timer_t timer);
  56 XBT_ATTRIB_DEPRECATED_v329("Please use simgrid::simix::Timer::next()") XBT_PUBLIC double SIMIX_timer_next();
  57 XBT_ATTRIB_DEPRECATED_v329("Please use simgrid::simix::Timer::get_date()") XBT_PUBLIC
  58     double SIMIX_timer_get_date(smx_timer_t timer);
  59
  60 XBT_ATTRIB_DEPRECATED_v329("Please use simix_global->display_all_actor_status()") XBT_PUBLIC
  61     void SIMIX_display_process_status();
  62 SG_END_DECL
  63
  64 /******************************** Deployment **********************************/
  65 SG_BEGIN_DECL
  66 XBT_ATTRIB_DEPRECATED_v329("Please use simgrid_register_default() or Engine::register_default()") XBT_PUBLIC
  67     void SIMIX_function_register_default(xbt_main_func_t code);
  68 XBT_ATTRIB_DEPRECATED_v329("This function will be removed in 3.29") XBT_PUBLIC void SIMIX_init_application();
  69
  70 XBT_PUBLIC void SIMIX_process_set_function(const char* process_host, const char* process_function,
  71                                            xbt_dynar_t arguments, double process_start_time, double process_kill_time);
  72 SG_END_DECL
  73
  74 #ifdef __cplusplus
  75 XBT_ATTRIB_DEPRECATED_v329("Please use simgrid_register_function() or Engine::register_function()") XBT_PUBLIC
  76     void SIMIX_function_register(const std::string& name, void (*code)(std::vector<std::string>));
  77 XBT_ATTRIB_DEPRECATED_v329("Please use simgrid_register_function() or Engine::register_function()") XBT_PUBLIC
  78     void SIMIX_function_register(const std::string& name, xbt_main_func_t code);
  79 XBT_ATTRIB_DEPRECATED_v329("Please use simgrid_load_deployment() or Engine::load_deployment()") XBT_PUBLIC
  80     void SIMIX_launch_application(const std::string& file);
  81 #endif
  82
  83 /********************************* Process ************************************/
  84 SG_BEGIN_DECL
  85 XBT_ATTRIB_DEPRECATED_v329("Please use simgrid_get_actor_count()") XBT_PUBLIC int SIMIX_process_count();
  86 XBT_PUBLIC smx_actor_t SIMIX_process_self();
  87 XBT_PUBLIC const char* SIMIX_process_self_get_name();
  88 XBT_ATTRIB_DEPRECATED_v329("This function will be removed in 3.29") XBT_PUBLIC
  89     void SIMIX_process_self_set_data(void* data);
  90 XBT_ATTRIB_DEPRECATED_v329("This function will be removed in 3.29") XBT_PUBLIC void* SIMIX_process_self_get_data();
  91 SG_END_DECL
  92
  93 #ifdef __cplusplus
  94 XBT_ATTRIB_DEPRECATED_v329("This function will be removed in 3.29") XBT_PUBLIC
  95     void SIMIX_process_on_exit(smx_actor_t process, const std::function<void(bool /*failed*/)>& fun);
  96 #endif
  97
  98 /****************************** Communication *********************************/
  99 #ifdef __cplusplus
 100 XBT_PUBLIC void SIMIX_comm_set_copy_data_callback(void (*callback)(simgrid::kernel::activity::CommImpl*, void*,
 101                                                                    size_t));
 102 XBT_PUBLIC void SIMIX_comm_copy_pointer_callback(simgrid::kernel::activity::CommImpl* comm, void* buff,
 103                                                  size_t buff_size);
 104 XBT_PUBLIC void SIMIX_comm_copy_buffer_callback(simgrid::kernel::activity::CommImpl* comm, void* buff,
 105                                                 size_t buff_size);
 106 #endif
 107
 108 /******************************************************************************/
 109 /*                            SIMIX simcalls                                  */
 110 /******************************************************************************/
 111 /* These functions are a system call-like interface to the simulation kernel. */
 112 /* They can also be called from maestro's context, and they are thread safe.  */
 113 /******************************************************************************/
 114
 115 /******************************* Host simcalls ********************************/
 116 #ifdef __cplusplus
 117 XBT_PUBLIC e_smx_state_t simcall_execution_wait(const smx_activity_t& execution, double timeout);
 118 XBT_PUBLIC unsigned int simcall_execution_waitany_for(simgrid::kernel::activity::ExecImpl* execs[], size_t count,
 119                                                       double timeout);
 120 XBT_PUBLIC bool simcall_execution_test(const smx_activity_t& execution);
 121 #endif
 122
 123 /**************************** Process simcalls ********************************/
 124 SG_BEGIN_DECL
 125 XBT_ATTRIB_DEPRECATED_v329("This function will be removed in 3.29") void simcall_process_set_data(smx_actor_t process,
 126                                                                                                   void* data);
 127 XBT_ATTRIB_DEPRECATED_v328("Please use Actor::suspend()") XBT_PUBLIC void simcall_process_suspend(smx_actor_t process);
 128
 129 XBT_ATTRIB_DEPRECATED_v328("Please use Actor::join()") XBT_PUBLIC
 130     void simcall_process_join(smx_actor_t process, double timeout);
 131
 132 XBT_ATTRIB_DEPRECATED_v329("Please use sg_actor_sleep_for()") XBT_PUBLIC e_smx_state_t
 133     simcall_process_sleep(double duration);
 134 SG_END_DECL
 135
 136 /************************** Communication simcalls ****************************/
 137
 138 #ifdef __cplusplus
 139 XBT_PUBLIC void simcall_comm_send(smx_actor_t sender, smx_mailbox_t mbox, double task_size, double rate, void* src_buff,
 140                                   size_t src_buff_size,
 141                                   int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
 142                                   void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t),
 143                                   void* data, double timeout);
 144
 145 XBT_PUBLIC smx_activity_t simcall_comm_isend(smx_actor_t sender, smx_mailbox_t mbox, double task_size, double rate,
 146                                              void* src_buff, size_t src_buff_size,
 147                                              int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
 148                                              void (*clean_fun)(void*),
 149                                              void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t),
 150                                              void* data, bool detached);
 151
 152 XBT_PUBLIC void simcall_comm_recv(smx_actor_t receiver, smx_mailbox_t mbox, void* dst_buff, size_t* dst_buff_size,
 153                                   int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
 154                                   void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t),
 155                                   void* data, double timeout, double rate);
 156
 157 XBT_PUBLIC smx_activity_t simcall_comm_irecv(smx_actor_t receiver, smx_mailbox_t mbox, void* dst_buff,
 158                                              size_t* dst_buff_size,
 159                                              int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
 160                                              void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t),
 161                                              void* data, double rate);
 162
 163 XBT_PUBLIC smx_activity_t simcall_comm_iprobe(smx_mailbox_t mbox, int type,
 164                                               int (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
 165                                               void* data);
 166
 167 /* FIXME: waitany is going to be a vararg function, and should take a timeout */
 168 XBT_PUBLIC unsigned int simcall_comm_waitany(smx_activity_t comms[], size_t count, double timeout);
 169 XBT_PUBLIC unsigned int simcall_comm_waitany(simgrid::kernel::activity::CommImpl* comms[], size_t count,
 170                                              double timeout);
 171 XBT_PUBLIC void simcall_comm_wait(const smx_activity_t& comm, double timeout);
 172 XBT_PUBLIC bool simcall_comm_test(const smx_activity_t& comm);
 173 XBT_PUBLIC int simcall_comm_testany(smx_activity_t comms[], size_t count);
 174 XBT_PUBLIC int simcall_comm_testany(simgrid::kernel::activity::CommImpl* comms[], size_t count);
 175 #endif
 176
 177 /************************** Synchro simcalls **********************************/
 178 SG_BEGIN_DECL
 179 XBT_PUBLIC smx_mutex_t simcall_mutex_init();
 180 XBT_PUBLIC void simcall_mutex_lock(smx_mutex_t mutex);
 181 XBT_PUBLIC int simcall_mutex_trylock(smx_mutex_t mutex);
 182 XBT_PUBLIC void simcall_mutex_unlock(smx_mutex_t mutex);
 183
 184 XBT_PUBLIC smx_cond_t simcall_cond_init();
 185 XBT_PUBLIC void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex);
 186 XBT_PUBLIC int simcall_cond_wait_timeout(smx_cond_t cond, smx_mutex_t mutex, double max_duration);
 187
 188 XBT_PUBLIC void simcall_sem_acquire(smx_sem_t sem);
 189 XBT_PUBLIC int simcall_sem_acquire_timeout(smx_sem_t sem, double max_duration);
 190 SG_END_DECL
 191
 192 /*****************************   Io   **************************************/
 193 #ifdef __cplusplus
 194 XBT_PUBLIC e_smx_state_t simcall_io_wait(const smx_activity_t& io);
 195 #endif
 196 /************************** MC simcalls   **********************************/
 197 SG_BEGIN_DECL
 198 XBT_PUBLIC int simcall_mc_random(int min, int max);
 199 SG_END_DECL
 200
 201 #endif