xbt::signal<void(Comm const&)> Comm::on_recv;
xbt::signal<void(Comm const&)> Comm::on_completion;
+CommPtr Comm::set_copy_data_callback(void (*callback)(kernel::activity::CommImpl*, void*, size_t))
+{
+ copy_data_function_ = callback;
+ return this;
+}
+
+void Comm::copy_buffer_callback(kernel::activity::CommImpl* comm, void* buff, size_t buff_size)
+{
+ XBT_DEBUG("Copy the data over");
+ memcpy(comm->dst_buff_, buff, buff_size);
+ if (comm->detached()) { // if this is a detached send, the source buffer was duplicated by SMPI sender to make the
+ // original buffer available to the application ASAP
+ xbt_free(buff);
+ comm->src_buff_ = nullptr;
+ }
+}
+
+void Comm::copy_pointer_callback(kernel::activity::CommImpl* comm, void* buff, size_t buff_size)
+{
+ xbt_assert((buff_size == sizeof(void*)), "Cannot copy %zu bytes: must be sizeof(void*)", buff_size);
+ *(void**)(comm->dst_buff_) = buff;
+}
+
Comm::~Comm()
{
if (state_ == State::STARTED && not detached_ &&
}
}
-ssize_t Comm::wait_any_for(const std::vector<CommPtr>& comms, double timeout)
+CommPtr Comm::sendto_init()
{
- std::vector<ActivityPtr> activities;
- for (const auto& comm : comms)
- activities.push_back(boost::dynamic_pointer_cast<Activity>(comm));
- ssize_t changed_pos;
- try {
- changed_pos = Activity::wait_any_for(activities, timeout);
- } catch (const NetworkFailureException& e) {
- changed_pos = -1;
- for (auto c : comms) {
- if (c->pimpl_->get_state() == kernel::activity::State::FAILED) {
- c->complete(State::FAILED);
- }
- }
- e.rethrow_nested(XBT_THROW_POINT, boost::core::demangle(typeid(e).name()) + " raised in kernel mode.");
- }
- return changed_pos;
+ CommPtr res(new Comm());
+ res->sender_ = kernel::actor::ActorImpl::self();
+ return res;
}
-void Comm::wait_all(const std::vector<CommPtr>& comms)
+CommPtr Comm::sendto_init(Host* from, Host* to)
{
- // TODO: this should be a simcall or something
- for (auto& comm : comms)
- comm->wait();
+ auto res = Comm::sendto_init();
+ res->from_ = from;
+ res->to_ = to;
+
+ return res;
}
-size_t Comm::wait_all_for(const std::vector<CommPtr>& comms, double timeout)
+CommPtr Comm::sendto_async(Host* from, Host* to, uint64_t simulated_size_in_bytes)
{
- if (timeout < 0.0) {
- wait_all(comms);
- return comms.size();
- }
+ auto res = Comm::sendto_init(from, to)->set_payload_size(simulated_size_in_bytes);
+ res->vetoable_start();
+ return res;
+}
- double deadline = Engine::get_clock() + timeout;
- std::vector<CommPtr> waited_comm(1, nullptr);
- for (size_t i = 0; i < comms.size(); i++) {
- double wait_timeout = std::max(0.0, deadline - Engine::get_clock());
- waited_comm[0] = comms[i];
- // Using wait_any_for() here (and not wait_for) because we don't want comms to be invalidated on timeout
- if (wait_any_for(waited_comm, wait_timeout) == -1) {
- XBT_DEBUG("Timeout (%g): i = %zu", wait_timeout, i);
- return i;
- }
- }
- return comms.size();
+void Comm::sendto(Host* from, Host* to, uint64_t simulated_size_in_bytes)
+{
+ sendto_async(from, to, simulated_size_in_bytes)->wait();
}
CommPtr Comm::set_source(Host* from)
return this;
}
+CommPtr Comm::set_mailbox(Mailbox* mailbox)
+{
+ xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
+ __FUNCTION__);
+ mailbox_ = mailbox;
+ return this;
+}
+
CommPtr Comm::set_src_data(void* buff)
{
xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
dst_buff_ = buff;
return this;
}
-void* Comm::get_dst_data()
-{
- return dst_buff_;
-}
-size_t Comm::get_dst_data_size() const
-{
- return dst_buff_size_;
-}
CommPtr Comm::set_dst_data(void** buff, size_t size)
{
xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
dst_buff_size_ = size;
return this;
}
+
CommPtr Comm::set_payload_size(uint64_t bytes)
{
Activity::set_remaining(bytes);
return this;
}
-CommPtr Comm::sendto_init()
-{
- CommPtr res(new Comm());
- res->sender_ = kernel::actor::ActorImpl::self();
- return res;
-}
-
-CommPtr Comm::sendto_init(Host* from, Host* to)
-{
- auto res = Comm::sendto_init();
- res->from_ = from;
- res->to_ = to;
-
- return res;
-}
-
-CommPtr Comm::sendto_async(Host* from, Host* to, uint64_t simulated_size_in_bytes)
-{
- auto res = Comm::sendto_init(from, to)->set_payload_size(simulated_size_in_bytes);
- res->vetoable_start();
- return res;
-}
-
-void Comm::sendto(Host* from, Host* to, uint64_t simulated_size_in_bytes)
+Actor* Comm::get_sender() const
{
- sendto_async(from, to, simulated_size_in_bytes)->wait();
+ kernel::actor::ActorImplPtr sender = nullptr;
+ if (pimpl_)
+ sender = boost::static_pointer_cast<kernel::activity::CommImpl>(pimpl_)->src_actor_;
+ return sender ? sender->get_ciface() : nullptr;
}
Comm* Comm::start()
return this;
}
+Comm* Comm::detach()
+{
+ xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication is %s (not implemented)",
+ __FUNCTION__, get_state_str());
+ xbt_assert(dst_buff_ == nullptr && dst_buff_size_ == 0, "You can only detach sends, not recvs");
+ detached_ = true;
+ vetoable_start();
+ return this;
+}
+
+ssize_t Comm::test_any(const std::vector<CommPtr>& comms)
+{
+ std::vector<ActivityPtr> activities;
+ for (const auto& comm : comms)
+ activities.push_back(boost::dynamic_pointer_cast<Activity>(comm));
+ return Activity::test_any(activities);
+}
+
/** @brief Block the calling actor until the communication is finished, or until timeout
*
* On timeout, an exception is thrown and the communication is invalidated.
complete(State::FINISHED);
return this;
}
-
-ssize_t Comm::test_any(const std::vector<CommPtr>& comms)
+ssize_t Comm::wait_any_for(const std::vector<CommPtr>& comms, double timeout)
{
std::vector<ActivityPtr> activities;
for (const auto& comm : comms)
activities.push_back(boost::dynamic_pointer_cast<Activity>(comm));
- return Activity::test_any(activities);
-}
-
-Comm* Comm::detach()
-{
- xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication is %s (not implemented)",
- __FUNCTION__, get_state_str());
- xbt_assert(dst_buff_ == nullptr && dst_buff_size_ == 0, "You can only detach sends, not recvs");
- detached_ = true;
- vetoable_start();
- return this;
-}
-
-Mailbox* Comm::get_mailbox() const
-{
- return mailbox_;
+ ssize_t changed_pos;
+ try {
+ changed_pos = Activity::wait_any_for(activities, timeout);
+ } catch (const NetworkFailureException& e) {
+ changed_pos = -1;
+ for (auto c : comms) {
+ if (c->pimpl_->get_state() == kernel::activity::State::FAILED) {
+ c->complete(State::FAILED);
+ }
+ }
+ e.rethrow_nested(XBT_THROW_POINT, boost::core::demangle(typeid(e).name()) + " raised in kernel mode.");
+ }
+ return changed_pos;
}
-Actor* Comm::get_sender() const
+void Comm::wait_all(const std::vector<CommPtr>& comms)
{
- kernel::actor::ActorImplPtr sender = nullptr;
- if (pimpl_)
- sender = boost::static_pointer_cast<kernel::activity::CommImpl>(pimpl_)->src_actor_;
- return sender ? sender->get_ciface() : nullptr;
+ // TODO: this should be a simcall or something
+ for (auto& comm : comms)
+ comm->wait();
}
-CommPtr Comm::set_copy_data_callback(void (*callback)(kernel::activity::CommImpl*, void*, size_t))
-{
- copy_data_function_ = callback;
- return this;
-}
-void Comm::copy_buffer_callback(kernel::activity::CommImpl* comm, void* buff, size_t buff_size)
+size_t Comm::wait_all_for(const std::vector<CommPtr>& comms, double timeout)
{
- XBT_DEBUG("Copy the data over");
- memcpy(comm->dst_buff_, buff, buff_size);
- if (comm->detached()) { // if this is a detached send, the source buffer was duplicated by SMPI sender to make the
- // original buffer available to the application ASAP
- xbt_free(buff);
- comm->src_buff_ = nullptr;
+ if (timeout < 0.0) {
+ wait_all(comms);
+ return comms.size();
}
-}
-void Comm::copy_pointer_callback(kernel::activity::CommImpl* comm, void* buff, size_t buff_size)
-{
- xbt_assert((buff_size == sizeof(void*)), "Cannot copy %zu bytes: must be sizeof(void*)", buff_size);
- *(void**)(comm->dst_buff_) = buff;
+ double deadline = Engine::get_clock() + timeout;
+ std::vector<CommPtr> waited_comm(1, nullptr);
+ for (size_t i = 0; i < comms.size(); i++) {
+ double wait_timeout = std::max(0.0, deadline - Engine::get_clock());
+ waited_comm[0] = comms[i];
+ // Using wait_any_for() here (and not wait_for) because we don't want comms to be invalidated on timeout
+ if (wait_any_for(waited_comm, wait_timeout) == -1) {
+ XBT_DEBUG("Timeout (%g): i = %zu", wait_timeout, i);
+ return i;
+ }
+ }
+ return comms.size();
}
-
} // namespace s4u
} // namespace simgrid
/* **************************** Public C interface *************************** */
