1 /* libsmx.c - public interface to simix */
3 /* These functions are the only ones that are visible from the higher levels */
4 /* (most of them simply add some documentation to the generated simcall body) */
6 /* This is somehow the "libc" of SimGrid */
8 /* Copyright (c) 2010-2021. The SimGrid Team. All rights reserved. */
10 /* This program is free software; you can redistribute it and/or modify it
11 * under the terms of the license (GNU LGPL) which comes with this package. */
14 #include "src/kernel/activity/CommImpl.hpp"
15 #include "src/kernel/activity/ConditionVariableImpl.hpp"
16 #include "src/kernel/activity/ExecImpl.hpp"
17 #include "src/kernel/activity/IoImpl.hpp"
18 #include "src/kernel/activity/MailboxImpl.hpp"
19 #include "src/kernel/activity/MutexImpl.hpp"
20 #include "src/kernel/activity/SemaphoreImpl.hpp"
21 #include "src/kernel/actor/SimcallObserver.hpp"
22 #include "src/mc/mc_replay.hpp"
23 #include "src/plugins/vm/VirtualMachineImpl.hpp"
24 #include "xbt/random.hpp"
26 #include "popping_bodies.cpp"
28 #include <boost/core/demangle.hpp>
33 * @ingroup simix_host_management
34 * @brief Waits for the completion of an execution synchro and destroy it.
36 * @param execution The execution synchro
38 simgrid::kernel::activity::State simcall_execution_wait(simgrid::kernel::activity::ActivityImpl* execution,
39 double timeout) // XBT_ATTRIB_DEPRECATED_v330
41 simgrid::kernel::actor::ActorImpl* issuer = simgrid::kernel::actor::ActorImpl::self();
42 simgrid::kernel::actor::simcall_blocking([execution, issuer, timeout] { execution->wait_for(issuer, timeout); });
43 return simgrid::kernel::activity::State::DONE;
46 simgrid::kernel::activity::State simcall_execution_wait(const simgrid::kernel::activity::ActivityImplPtr& execution,
47 double timeout) // XBT_ATTRIB_DEPRECATED_v330
49 simgrid::kernel::actor::ActorImpl* issuer = simgrid::kernel::actor::ActorImpl::self();
50 simgrid::kernel::actor::simcall_blocking([execution, issuer, timeout] { execution->wait_for(issuer, timeout); });
51 return simgrid::kernel::activity::State::DONE;
54 bool simcall_execution_test(simgrid::kernel::activity::ActivityImpl* execution) // XBT_ATTRIB_DEPRECATED_v330
56 return simgrid::kernel::actor::simcall([execution] { return execution->test(); });
59 bool simcall_execution_test(const simgrid::kernel::activity::ActivityImplPtr& execution) // XBT_ATTRIB_DEPRECATED_v330
61 return simgrid::kernel::actor::simcall([execution] { return execution->test(); });
64 unsigned int simcall_execution_waitany_for(simgrid::kernel::activity::ExecImpl* execs[], size_t count,
65 double timeout) // XBT_ATTRIB_DEPRECATED_v331
67 std::vector<simgrid::kernel::activity::ExecImpl*> execs_vec(execs, execs + count);
68 simgrid::kernel::actor::ActorImpl* issuer = simgrid::kernel::actor::ActorImpl::self();
69 simgrid::kernel::actor::ExecutionWaitanySimcall observer{issuer, execs_vec, timeout};
70 return simgrid::kernel::actor::simcall_blocking(
72 simgrid::kernel::activity::ExecImpl::wait_any_for(observer.get_issuer(), observer.get_execs(),
73 observer.get_timeout());
79 * @ingroup simix_comm_management
81 void simcall_comm_send(smx_actor_t sender, smx_mailbox_t mbox, double task_size, double rate, void* src_buff,
82 size_t src_buff_size, bool (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
83 void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t), void* data,
86 /* checking for infinite values */
87 xbt_assert(std::isfinite(task_size), "task_size is not finite!");
88 xbt_assert(std::isfinite(rate), "rate is not finite!");
89 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
91 xbt_assert(mbox, "No rendez-vous point defined for send");
93 if (MC_is_active() || MC_record_replay_is_active()) {
94 /* the model-checker wants two separate simcalls */
95 simgrid::kernel::activity::ActivityImplPtr comm =
96 nullptr; /* MC needs the comm to be set to nullptr during the simcall */
97 comm = simcall_comm_isend(sender, mbox, task_size, rate, src_buff, src_buff_size, match_fun, nullptr, copy_data_fun,
99 simcall_comm_wait(comm.get(), timeout);
103 simcall_BODY_comm_send(sender, mbox, task_size, rate, static_cast<unsigned char*>(src_buff), src_buff_size,
104 match_fun, copy_data_fun, data, timeout);
109 * @ingroup simix_comm_management
111 simgrid::kernel::activity::ActivityImplPtr
112 simcall_comm_isend(smx_actor_t sender, smx_mailbox_t mbox, double task_size, double rate, void* src_buff,
113 size_t src_buff_size, bool (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
114 void (*clean_fun)(void*), void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t),
115 void* data, bool detached)
117 /* checking for infinite values */
118 xbt_assert(std::isfinite(task_size), "task_size is not finite!");
119 xbt_assert(std::isfinite(rate), "rate is not finite!");
121 xbt_assert(mbox, "No rendez-vous point defined for isend");
123 return simcall_BODY_comm_isend(sender, mbox, task_size, rate, static_cast<unsigned char*>(src_buff), src_buff_size,
124 match_fun, clean_fun, copy_data_fun, data, detached);
128 * @ingroup simix_comm_management
130 void simcall_comm_recv(smx_actor_t receiver, smx_mailbox_t mbox, void* dst_buff, size_t* dst_buff_size,
131 bool (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
132 void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t), void* data,
133 double timeout, double rate)
135 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
136 xbt_assert(mbox, "No rendez-vous point defined for recv");
138 if (MC_is_active() || MC_record_replay_is_active()) {
139 /* the model-checker wants two separate simcalls */
140 simgrid::kernel::activity::ActivityImplPtr comm =
141 nullptr; /* MC needs the comm to be set to nullptr during the simcall */
142 comm = simcall_comm_irecv(receiver, mbox, dst_buff, dst_buff_size,
143 match_fun, copy_data_fun, data, rate);
144 simcall_comm_wait(comm.get(), timeout);
148 simcall_BODY_comm_recv(receiver, mbox, static_cast<unsigned char*>(dst_buff), dst_buff_size, match_fun,
149 copy_data_fun, data, timeout, rate);
153 * @ingroup simix_comm_management
155 simgrid::kernel::activity::ActivityImplPtr
156 simcall_comm_irecv(smx_actor_t receiver, smx_mailbox_t mbox, void* dst_buff, size_t* dst_buff_size,
157 bool (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
158 void (*copy_data_fun)(simgrid::kernel::activity::CommImpl*, void*, size_t), void* data, double rate)
160 xbt_assert(mbox, "No rendez-vous point defined for irecv");
162 return simcall_BODY_comm_irecv(receiver, mbox, static_cast<unsigned char*>(dst_buff), dst_buff_size, match_fun,
163 copy_data_fun, data, rate);
167 * @ingroup simix_comm_management
169 simgrid::kernel::activity::ActivityImplPtr
170 simcall_comm_iprobe(smx_mailbox_t mbox, int type, bool (*match_fun)(void*, void*, simgrid::kernel::activity::CommImpl*),
171 void* data) // XBT_ATTRIB_DEPRECATED_v330
173 xbt_assert(mbox, "No rendez-vous point defined for iprobe");
175 return simgrid::kernel::actor::simcall([mbox, type, match_fun, data] { return mbox->iprobe(type, match_fun, data); });
179 * @ingroup simix_comm_management
181 unsigned int simcall_comm_waitany(simgrid::kernel::activity::ActivityImplPtr comms[], size_t count,
182 double timeout) // XBT_ATTRIB_DEPRECATED_v330
184 std::vector<simgrid::kernel::activity::CommImpl*> rcomms(count);
185 std::transform(comms, comms + count, begin(rcomms), [](const simgrid::kernel::activity::ActivityImplPtr& comm) {
186 return static_cast<simgrid::kernel::activity::CommImpl*>(comm.get());
188 return static_cast<unsigned int>(simcall_BODY_comm_waitany(rcomms.data(), rcomms.size(), timeout));
191 ssize_t simcall_comm_waitany(simgrid::kernel::activity::CommImpl* comms[], size_t count, double timeout)
193 return simcall_BODY_comm_waitany(comms, count, timeout);
197 * @ingroup simix_comm_management
199 int simcall_comm_testany(simgrid::kernel::activity::ActivityImplPtr comms[], size_t count) // XBT_ATTRIB_DEPRECATED_v330
203 std::vector<simgrid::kernel::activity::CommImpl*> rcomms(count);
204 std::transform(comms, comms + count, begin(rcomms), [](const simgrid::kernel::activity::ActivityImplPtr& comm) {
205 return static_cast<simgrid::kernel::activity::CommImpl*>(comm.get());
207 return static_cast<int>(simcall_BODY_comm_testany(rcomms.data(), rcomms.size()));
210 ssize_t simcall_comm_testany(simgrid::kernel::activity::CommImpl* comms[], size_t count)
214 return simcall_BODY_comm_testany(comms, count);
218 * @ingroup simix_comm_management
220 void simcall_comm_wait(simgrid::kernel::activity::ActivityImpl* comm, double timeout)
222 xbt_assert(std::isfinite(timeout), "timeout is not finite!");
223 simcall_BODY_comm_wait(static_cast<simgrid::kernel::activity::CommImpl*>(comm), timeout);
227 * @ingroup simix_comm_management
230 bool simcall_comm_test(simgrid::kernel::activity::ActivityImpl* comm)
232 return simcall_BODY_comm_test(static_cast<simgrid::kernel::activity::CommImpl*>(comm));
236 * @ingroup simix_synchro_management
239 smx_mutex_t simcall_mutex_init() // XBT_ATTRIB_DEPRECATED_v330
241 return simgrid::kernel::actor::simcall([] { return new simgrid::kernel::activity::MutexImpl(); });
245 * @ingroup simix_synchro_management
248 void simcall_mutex_lock(smx_mutex_t mutex) // XBT_ATTRIB_DEPRECATD_v331
250 mutex->mutex().lock();
254 * @ingroup simix_synchro_management
257 int simcall_mutex_trylock(smx_mutex_t mutex) // XBT_ATTRIB_DEPRECATD_v331
259 return mutex->mutex().try_lock();
263 * @ingroup simix_synchro_management
266 void simcall_mutex_unlock(smx_mutex_t mutex) // XBT_ATTRIB_DEPRECATD_v331
268 mutex->mutex().unlock();
272 * @ingroup simix_synchro_management
275 smx_cond_t simcall_cond_init() // XBT_ATTRIB_DEPRECATED_v330
277 return simgrid::kernel::actor::simcall([] { return new simgrid::kernel::activity::ConditionVariableImpl(); });
281 * @ingroup simix_synchro_management
284 void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex) // XBT_ATTRIB_DEPRECATED_v331
286 cond->get_iface()->wait(std::unique_lock<simgrid::s4u::Mutex>(mutex->mutex()));
290 * @ingroup simix_synchro_management
293 int simcall_cond_wait_timeout(smx_cond_t cond, smx_mutex_t mutex, double timeout) // XBT_ATTRIB_DEPRECATD_v331
295 return cond->get_iface()->wait_for(std::unique_lock<simgrid::s4u::Mutex>(mutex->mutex()), timeout) ==
296 std::cv_status::timeout;
300 * @ingroup simix_synchro_management
303 void simcall_sem_acquire(smx_sem_t sem) // XBT_ATTRIB_DEPRECATD_v331
305 return sem->sem().acquire();
309 * @ingroup simix_synchro_management
312 int simcall_sem_acquire_timeout(smx_sem_t sem, double timeout) // XBT_ATTRIB_DEPRECATD_v331
314 return sem->sem().acquire_timeout(timeout);
317 simgrid::kernel::activity::State simcall_io_wait(simgrid::kernel::activity::ActivityImpl* io,
318 double timeout) // XBT_ATTRIB_DEPRECATED_v330
320 simgrid::kernel::actor::ActorImpl* issuer = simgrid::kernel::actor::ActorImpl::self();
321 simgrid::kernel::actor::simcall_blocking([io, issuer, timeout] { io->wait_for(issuer, timeout); });
322 return simgrid::kernel::activity::State::DONE;
325 simgrid::kernel::activity::State simcall_io_wait(const simgrid::kernel::activity::ActivityImplPtr& io,
326 double timeout) // XBT_ATTRIB_DEPRECATED_v330
328 simgrid::kernel::actor::ActorImpl* issuer = simgrid::kernel::actor::ActorImpl::self();
329 simgrid::kernel::actor::simcall_blocking([io, issuer, timeout] { io->wait_for(issuer, timeout); });
330 return simgrid::kernel::activity::State::DONE;
333 bool simcall_io_test(simgrid::kernel::activity::ActivityImpl* io) // XBT_ATTRIB_DEPRECATED_v330
335 return simgrid::kernel::actor::simcall([io] { return io->test(); });
338 bool simcall_io_test(const simgrid::kernel::activity::ActivityImplPtr& io) // XBT_ATTRIB_DEPRECATD_v330
340 return simgrid::kernel::actor::simcall([io] { return io->test(); });
343 void simcall_run_kernel(std::function<void()> const& code, simgrid::kernel::actor::SimcallObserver* observer)
345 simgrid::kernel::actor::ActorImpl::self()->simcall_.observer_ = observer;
346 simcall_BODY_run_kernel(&code);
347 simgrid::kernel::actor::ActorImpl::self()->simcall_.observer_ = nullptr;
350 void simcall_run_blocking(std::function<void()> const& code, simgrid::kernel::actor::SimcallObserver* observer)
352 simgrid::kernel::actor::ActorImpl::self()->simcall_.observer_ = observer;
353 simcall_BODY_run_blocking(&code);
354 simgrid::kernel::actor::ActorImpl::self()->simcall_.observer_ = nullptr;
357 int simcall_mc_random(int min, int max) // XBT_ATTRIB_DEPRECATD_v331
359 return MC_random(min, max);
362 /* ************************************************************************** */
364 /** @brief returns a printable string representing a simcall */
365 const char* SIMIX_simcall_name(const s_smx_simcall& simcall)
367 if (simcall.observer_ != nullptr) {
368 static std::string name;
369 name = boost::core::demangle(typeid(*simcall.observer_).name());
370 const char* cname = name.c_str();
371 if (name.rfind("simgrid::kernel::", 0) == 0)
372 cname += 17; // strip prefix "simgrid::kernel::"
375 return simcall_names[static_cast<int>(simcall.call_)];
382 void unblock(smx_actor_t actor)
384 xbt_assert(SIMIX_is_maestro());
385 actor->simcall_answer();
388 } // namespace simgrid