1 /* Copyright (c) 2004, 2005, 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
2 * All rights reserved. */
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. */
12 #include "msg/datatypes.h"
13 #include "xbt/automaton.h"
17 /** @brief Return code of most MSG functions
18 @ingroup msg_simulation
20 /* Keep these code as binary values: java bindings manipulate | of these values */
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
27 MSG_HOST_FAILURE = 4, /**< @brief System shutdown. The host on which you are
28 running has just been rebooted. Free your datastructures and
30 MSG_TASK_CANCELED = 8 /**< @brief Canceled task. This task has been canceled by somebody!*/
35 /************************** Global ******************************************/
36 XBT_PUBLIC(void) MSG_config(const char *name, ...);
37 XBT_PUBLIC(void) MSG_global_init(int *argc, char **argv);
38 XBT_PUBLIC(void) MSG_global_init_args(int *argc, char **argv);
39 XBT_PUBLIC(MSG_error_t) MSG_main(void);
40 XBT_PUBLIC(MSG_error_t) MSG_main_stateful(void);
41 XBT_PUBLIC(MSG_error_t) MSG_main_liveness(xbt_automaton_t a, char *prgm);
42 XBT_PUBLIC(MSG_error_t) MSG_clean(void);
43 XBT_PUBLIC(void) MSG_function_register(const char *name,
44 xbt_main_func_t code);
45 XBT_PUBLIC(void) MSG_function_register_default(xbt_main_func_t code);
46 XBT_PUBLIC(xbt_main_func_t) MSG_get_registered_function(const char *name);
47 XBT_PUBLIC(void) MSG_launch_application(const char *file);
48 /*Bypass the parser */
49 XBT_PUBLIC(void) MSG_set_function(const char *host_id,
50 const char *function_name,
51 xbt_dynar_t arguments);
53 XBT_PUBLIC(double) MSG_get_clock(void);
54 XBT_PUBLIC(unsigned long int) MSG_get_sent_msg(void);
57 /************************** File handling ***********************************/
58 XBT_PUBLIC(size_t) MSG_file_read(const char* storage, void* ptr, size_t size, size_t nmemb, msg_file_t stream);
59 XBT_PUBLIC(size_t) MSG_file_write(const char* storage, const void* ptr, size_t size, size_t nmemb, msg_file_t stream);
60 XBT_PUBLIC(msg_file_t) MSG_file_open(const char* storage, const char* path, const char* mode);
61 XBT_PUBLIC(int) MSG_file_close(const char* storage, msg_file_t fp);
62 XBT_PUBLIC(int) MSG_file_stat(const char* storage, msg_file_t fd, s_msg_stat_t *buf);
65 /************************** Host handling ***********************************/
66 XBT_PUBLIC(MSG_error_t) MSG_host_set_data(m_host_t host, void *data);
67 XBT_PUBLIC(void *) MSG_host_get_data(m_host_t host);
68 XBT_PUBLIC(const char *) MSG_host_get_name(m_host_t host);
69 XBT_PUBLIC(m_host_t) MSG_host_self(void);
70 XBT_PUBLIC(int) MSG_get_host_msgload(m_host_t host);
71 /* int MSG_get_msgload(void); This function lacks specification; discard it */
72 XBT_PUBLIC(double) MSG_get_host_speed(m_host_t h);
73 XBT_PUBLIC(int) MSG_host_is_avail(m_host_t h);
74 XBT_PUBLIC(void) __MSG_host_destroy(m_host_t host);
77 XBT_PUBLIC(xbt_dict_t) MSG_host_get_properties(m_host_t host);
78 XBT_PUBLIC(const char *) MSG_host_get_property_value(m_host_t host,
81 XBT_PUBLIC(void) MSG_create_environment(const char *file);
82 XBT_PUBLIC(void) MSG_load_platform_script(const char *script_file);
84 XBT_PUBLIC(m_host_t) MSG_get_host_by_name(const char *name);
85 XBT_PUBLIC(xbt_dynar_t) MSG_hosts_as_dynar(void);
87 /************************** Process handling *********************************/
88 XBT_PUBLIC(m_process_t) MSG_process_create(const char *name,
90 void *data, m_host_t host);
91 XBT_PUBLIC(m_process_t) MSG_process_create_with_arguments(const char *name,
97 XBT_PUBLIC(m_process_t) MSG_process_create_with_environment(const char
108 XBT_PUBLIC(void) MSG_process_kill(m_process_t process);
109 XBT_PUBLIC(int) MSG_process_killall(int reset_PIDs);
111 XBT_PUBLIC(MSG_error_t) MSG_process_migrate(m_process_t process, m_host_t host);
113 XBT_PUBLIC(void *) MSG_process_get_data(m_process_t process);
114 XBT_PUBLIC(MSG_error_t) MSG_process_set_data(m_process_t process,
116 XBT_PUBLIC(void) MSG_process_set_data_cleanup(void_f_pvoid_t data_cleanup);
117 XBT_PUBLIC(m_host_t) MSG_process_get_host(m_process_t process);
118 XBT_PUBLIC(m_process_t) MSG_process_from_PID(int PID);
119 XBT_PUBLIC(int) MSG_process_get_PID(m_process_t process);
120 XBT_PUBLIC(int) MSG_process_get_PPID(m_process_t process);
121 XBT_PUBLIC(const char *) MSG_process_get_name(m_process_t process);
122 XBT_PUBLIC(int) MSG_process_self_PID(void);
123 XBT_PUBLIC(int) MSG_process_self_PPID(void);
124 XBT_PUBLIC(m_process_t) MSG_process_self(void);
125 XBT_PUBLIC(xbt_dynar_t) MSG_processes_as_dynar(void);
127 /*property handlers*/
128 XBT_PUBLIC(xbt_dict_t) MSG_process_get_properties(m_process_t process);
129 XBT_PUBLIC(const char *) MSG_process_get_property_value(m_process_t
133 XBT_PUBLIC(MSG_error_t) MSG_process_suspend(m_process_t process);
134 XBT_PUBLIC(MSG_error_t) MSG_process_resume(m_process_t process);
135 XBT_PUBLIC(int) MSG_process_is_suspended(m_process_t process);
137 /************************** Task handling ************************************/
138 XBT_PUBLIC(m_task_t) MSG_task_create(const char *name,
139 double compute_duration,
140 double message_size, void *data);
141 XBT_PUBLIC(m_gpu_task_t) MSG_gpu_task_create(const char *name,
142 double compute_duration,
143 double dispatch_latency,
144 double collect_latency);
145 XBT_PUBLIC(m_task_t) MSG_parallel_task_create(const char *name,
147 const m_host_t * host_list,
148 double *computation_amount,
149 double *communication_amount,
151 XBT_PUBLIC(void *) MSG_task_get_data(m_task_t task);
152 XBT_PUBLIC(void) MSG_task_set_data(m_task_t task, void *data);
153 XBT_PUBLIC(void) MSG_task_set_copy_callback(void (*callback) (
154 m_task_t task, m_process_t src, m_process_t dst));
155 XBT_PUBLIC(m_process_t) MSG_task_get_sender(m_task_t task);
156 XBT_PUBLIC(m_host_t) MSG_task_get_source(m_task_t task);
157 XBT_PUBLIC(const char *) MSG_task_get_name(m_task_t task);
158 XBT_PUBLIC(void) MSG_task_set_name(m_task_t task, const char *name);
159 XBT_PUBLIC(MSG_error_t) MSG_task_cancel(m_task_t task);
160 XBT_PUBLIC(MSG_error_t) MSG_task_destroy(m_task_t task);
162 XBT_PUBLIC(MSG_error_t) MSG_task_receive_from_host(m_task_t * task, const char *alias,
165 XBT_PUBLIC(MSG_error_t) MSG_task_execute(m_task_t task);
166 XBT_PUBLIC(MSG_error_t) MSG_parallel_task_execute(m_task_t task);
167 XBT_PUBLIC(void) MSG_task_set_priority(m_task_t task, double priority);
169 XBT_PUBLIC(MSG_error_t) MSG_process_sleep(double nb_sec);
171 XBT_PUBLIC(double) MSG_task_get_compute_duration(m_task_t task);
172 XBT_PUBLIC(void) MSG_task_set_compute_duration(m_task_t task,
173 double compute_duration);
174 XBT_PUBLIC(double) MSG_task_get_remaining_computation(m_task_t task);
175 XBT_PUBLIC(double) MSG_task_get_remaining_communication(m_task_t task);
176 XBT_PUBLIC(int) MSG_task_is_latency_bounded(m_task_t task);
177 XBT_PUBLIC(double) MSG_task_get_data_size(m_task_t task);
180 XBT_PUBLIC(MSG_error_t)
181 MSG_task_receive_ext(m_task_t * task, const char *alias, double timeout,
184 XBT_PUBLIC(MSG_error_t)
185 MSG_task_receive_with_timeout(m_task_t * task, const char *alias,
188 XBT_PUBLIC(MSG_error_t)
189 MSG_task_receive(m_task_t * task, const char *alias);
190 #define MSG_task_recv(t,a) MSG_task_receive(t,a)
192 XBT_PUBLIC(msg_comm_t) MSG_task_isend(m_task_t task, const char *alias);
193 XBT_PUBLIC(msg_comm_t) MSG_task_isend_with_matching(m_task_t task,
195 int (*match_fun)(void*,void*),
198 XBT_PUBLIC(void) MSG_task_dsend(m_task_t task, const char *alias, void_f_pvoid_t cleanup);
199 XBT_PUBLIC(msg_comm_t) MSG_task_irecv(m_task_t * task, const char *alias);
200 XBT_PUBLIC(int) MSG_comm_test(msg_comm_t comm);
201 XBT_PUBLIC(int) MSG_comm_testany(xbt_dynar_t comms);
202 XBT_PUBLIC(void) MSG_comm_destroy(msg_comm_t comm);
203 XBT_PUBLIC(MSG_error_t) MSG_comm_wait(msg_comm_t comm, double timeout);
204 XBT_PUBLIC(void) MSG_comm_waitall(msg_comm_t * comm, int nb_elem,
206 XBT_PUBLIC(int) MSG_comm_waitany(xbt_dynar_t comms);
207 XBT_PUBLIC(m_task_t) MSG_comm_get_task(msg_comm_t comm);
208 XBT_PUBLIC(MSG_error_t) MSG_comm_get_status(msg_comm_t comm);
210 XBT_PUBLIC(int) MSG_task_listen(const char *alias);
212 XBT_PUBLIC(int) MSG_task_listen_from_host(const char *alias,
215 XBT_PUBLIC(MSG_error_t)
216 MSG_task_send_with_timeout(m_task_t task, const char *alias,
219 XBT_PUBLIC(MSG_error_t)
220 MSG_task_send(m_task_t task, const char *alias);
222 XBT_PUBLIC(MSG_error_t)
223 MSG_task_send_bounded(m_task_t task, const char *alias, double rate);
225 XBT_PUBLIC(int) MSG_task_listen_from(const char *alias);
227 XBT_PUBLIC(void) MSG_task_set_category (m_task_t task, const char *category);
228 XBT_PUBLIC(const char *) MSG_task_get_category (m_task_t task);
230 /************************** Task handling ************************************/
231 XBT_PUBLIC(MSG_error_t)
232 MSG_mailbox_get_task_ext(msg_mailbox_t mailbox, m_task_t * task,
233 m_host_t host, double timeout);
235 XBT_PUBLIC(MSG_error_t)
236 MSG_mailbox_put_with_timeout(msg_mailbox_t mailbox, m_task_t task,
239 /************************** Action handling **********************************/
240 typedef void (*msg_action_fun) (const char *const *args);
241 XBT_PUBLIC(void) MSG_action_register(const char *action_name,
242 msg_action_fun function);
243 XBT_PUBLIC(void) MSG_action_unregister(const char *action_name);
244 MSG_error_t MSG_action_trace_run(char *path);
246 #ifdef MSG_USE_DEPRECATED
247 /* these are the functions which are deprecated. Do not use them, they may get removed in future releases */
248 XBT_PUBLIC(int) MSG_get_host_number(void);
249 XBT_PUBLIC(m_host_t *) MSG_get_host_table(void);
251 #define MSG_TIMEOUT_FAILURE MSG_TIMEOUT
252 #define MSG_TASK_CANCELLED MSG_TASK_CANCELED
253 #define MSG_mailbox_put_with_time_out(mailbox, task, timeout) \
254 MSG_mailbox_put_with_timeout(mailbox, task, timeout)
256 #define MSG_process_change_host(h) MSG_process_migrate(MSG_process_self(),h);
257 XBT_PUBLIC(MSG_error_t) MSG_get_errno(void);
259 XBT_PUBLIC(MSG_error_t) MSG_task_get(m_task_t * task, m_channel_t channel);
260 XBT_PUBLIC(MSG_error_t) MSG_task_get_with_timeout(m_task_t * task,
262 double max_duration);
263 XBT_PUBLIC(MSG_error_t) MSG_task_get_from_host(m_task_t * task,
264 int channel, m_host_t host);
265 XBT_PUBLIC(MSG_error_t) MSG_task_get_ext(m_task_t * task, int channel,
268 XBT_PUBLIC(MSG_error_t) MSG_task_put(m_task_t task, m_host_t dest,
269 m_channel_t channel);
270 XBT_PUBLIC(MSG_error_t) MSG_task_put_bounded(m_task_t task,
274 XBT_PUBLIC(MSG_error_t) MSG_task_put_with_timeout(m_task_t task,
277 double max_duration);
278 XBT_PUBLIC(int) MSG_task_Iprobe(m_channel_t channel);
279 XBT_PUBLIC(int) MSG_task_probe_from(m_channel_t channel);
280 XBT_PUBLIC(int) MSG_task_probe_from_host(int channel, m_host_t host);
282 XBT_PUBLIC(MSG_error_t) MSG_set_channel_number(int number);
283 XBT_PUBLIC(int) MSG_get_channel_number(void);
286 #include "instr/instr.h"
288 /* Used only by the bindings */
289 #include "simix/simix.h"
290 XBT_PUBLIC(smx_context_t) MSG_process_get_smx_ctx(m_process_t process);