-/* Copyright (c) 2006-2018. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2006-2019. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
namespace simgrid {
namespace s4u {
+simgrid::xbt::signal<void(simgrid::s4u::ActorPtr)> s4u::Comm::on_sender_start;
+simgrid::xbt::signal<void(simgrid::s4u::ActorPtr)> s4u::Comm::on_receiver_start;
+simgrid::xbt::signal<void(simgrid::s4u::ActorPtr)> s4u::Comm::on_completion;
+
Comm::~Comm()
{
- if (state_ == State::started && not detached_ && (pimpl_ == nullptr || pimpl_->state_ == SIMIX_RUNNING)) {
+ if (state_ == State::STARTED && not detached_ && (pimpl_ == nullptr || pimpl_->state_ == SIMIX_RUNNING)) {
XBT_INFO("Comm %p freed before its completion. Detached: %d, State: %d", this, detached_, (int)state_);
if (pimpl_ != nullptr)
XBT_INFO("pimpl_->state: %d", pimpl_->state_);
intrusive_ptr_release(*(simgrid::kernel::activity::ActivityImpl**)ptr);
});
for (auto const& comm : *comms_in) {
- if (comm->state_ == Activity::State::inited)
+ if (comm->state_ == Activity::State::INITED)
comm->start();
- xbt_assert(comm->state_ == Activity::State::started);
+ xbt_assert(comm->state_ == Activity::State::STARTED);
simgrid::kernel::activity::ActivityImpl* ptr = comm->pimpl_.get();
intrusive_ptr_add_ref(ptr);
xbt_dynar_push_as(comms, simgrid::kernel::activity::ActivityImpl*, ptr);
{
// TODO: this should be a simcall or something
// TODO: we are missing a version with timeout
- for (CommPtr comm : *comms) {
+ for (CommPtr comm : *comms)
comm->wait();
- }
}
-Activity* Comm::set_rate(double rate)
+Comm* Comm::set_rate(double rate)
{
- xbt_assert(state_ == State::inited);
+ xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
+ __FUNCTION__);
rate_ = rate;
return this;
}
-Activity* Comm::set_src_data(void* buff)
+Comm* Comm::set_src_data(void* buff)
{
- xbt_assert(state_ == State::inited);
+ xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
+ __FUNCTION__);
xbt_assert(dst_buff_ == nullptr, "Cannot set the src and dst buffers at the same time");
src_buff_ = buff;
return this;
}
-Activity* Comm::set_src_data_size(size_t size)
+Comm* Comm::set_src_data_size(size_t size)
{
- xbt_assert(state_ == State::inited);
+ xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
+ __FUNCTION__);
src_buff_size_ = size;
return this;
}
-Activity* Comm::set_src_data(void* buff, size_t size)
+Comm* Comm::set_src_data(void* buff, size_t size)
{
- xbt_assert(state_ == State::inited);
+ xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
+ __FUNCTION__);
xbt_assert(dst_buff_ == nullptr, "Cannot set the src and dst buffers at the same time");
src_buff_ = buff;
src_buff_size_ = size;
return this;
}
-Activity* Comm::set_dst_data(void** buff)
+Comm* Comm::set_dst_data(void** buff)
{
- xbt_assert(state_ == State::inited);
+ xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
+ __FUNCTION__);
xbt_assert(src_buff_ == nullptr, "Cannot set the src and dst buffers at the same time");
dst_buff_ = buff;
return this;
}
size_t Comm::get_dst_data_size()
{
- xbt_assert(state_ == State::finished);
+ xbt_assert(state_ == State::FINISHED, "You cannot use %s before your communication terminated", __FUNCTION__);
return dst_buff_size_;
}
-Activity* Comm::set_dst_data(void** buff, size_t size)
+Comm* Comm::set_dst_data(void** buff, size_t size)
{
- xbt_assert(state_ == State::inited);
+ xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
+ __FUNCTION__);
xbt_assert(src_buff_ == nullptr, "Cannot set the src and dst buffers at the same time");
dst_buff_ = buff;
return this;
}
-Activity* Comm::start()
+Comm* Comm::start()
{
- xbt_assert(state_ == State::inited);
+ xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
+ __FUNCTION__);
if (src_buff_ != nullptr) { // Sender side
+ on_sender_start(Actor::self());
pimpl_ = simcall_comm_isend(sender_, mailbox_->get_impl(), remains_, rate_, src_buff_, src_buff_size_, match_fun_,
clean_fun_, copy_data_function_, user_data_, detached_);
} else if (dst_buff_ != nullptr) { // Receiver side
xbt_assert(not detached_, "Receive cannot be detached");
+ on_receiver_start(Actor::self());
pimpl_ = simcall_comm_irecv(receiver_, mailbox_->get_impl(), dst_buff_, &dst_buff_size_, match_fun_,
copy_data_function_, user_data_, rate_);
} else {
xbt_die("Cannot start a communication before specifying whether we are the sender or the receiver");
}
- state_ = State::started;
+ state_ = State::STARTED;
return this;
}
/** @brief Block the calling actor until the communication is finished */
-Activity* Comm::wait()
+Comm* Comm::wait()
{
- return this->wait(-1);
+ return this->wait_for(-1);
}
/** @brief Block the calling actor until the communication is finished, or until timeout
*
* @param timeout the amount of seconds to wait for the comm termination.
* Negative values denote infinite wait times. 0 as a timeout returns immediately. */
-Activity* Comm::wait(double timeout)
+Comm* Comm::wait_for(double timeout)
{
switch (state_) {
- case State::finished:
+ case State::FINISHED:
return this;
- case State::inited: // It's not started yet. Do it in one simcall
+ case State::INITED: // It's not started yet. Do it in one simcall
if (src_buff_ != nullptr) {
+ on_sender_start(Actor::self());
simcall_comm_send(sender_, mailbox_->get_impl(), remains_, rate_, src_buff_, src_buff_size_, match_fun_,
copy_data_function_, user_data_, timeout);
+
} else { // Receiver
+ on_receiver_start(Actor::self());
simcall_comm_recv(receiver_, mailbox_->get_impl(), dst_buff_, &dst_buff_size_, match_fun_, copy_data_function_,
user_data_, timeout, rate_);
}
- state_ = State::finished;
+ state_ = State::FINISHED;
return this;
- case State::started:
+ case State::STARTED:
simcall_comm_wait(pimpl_, timeout);
- state_ = State::finished;
+ on_completion(Actor::self());
+ state_ = State::FINISHED;
return this;
default:
return res;
}
-Activity* Comm::detach()
+Comm* Comm::detach()
{
- xbt_assert(state_ == State::inited, "You cannot detach communications once they are started (not implemented).");
+ xbt_assert(state_ == State::INITED, "You cannot use %s() once your communication started (not implemented)",
+ __FUNCTION__);
xbt_assert(src_buff_ != nullptr && src_buff_size_ != 0, "You can only detach sends, not recvs");
detached_ = true;
return start();
}
-Activity* Comm::cancel()
+Comm* Comm::cancel()
{
- simgrid::kernel::activity::CommImplPtr commPimpl =
- boost::static_pointer_cast<simgrid::kernel::activity::CommImpl>(pimpl_);
- commPimpl->cancel();
+ simgrid::simix::simcall([this] { dynamic_cast<kernel::activity::CommImpl*>(pimpl_.get())->cancel(); });
+ state_ = State::CANCELED;
return this;
}
bool Comm::test()
{
- xbt_assert(state_ == State::inited || state_ == State::started || state_ == State::finished);
+ xbt_assert(state_ == State::INITED || state_ == State::STARTED || state_ == State::FINISHED);
- if (state_ == State::finished)
+ if (state_ == State::FINISHED)
return true;
- if (state_ == State::inited)
+ if (state_ == State::INITED)
this->start();
if (simcall_comm_test(pimpl_)) {
- state_ = State::finished;
+ state_ = State::FINISHED;
return true;
}
return false;