-/* Copyright (c) 2006-2020. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2006-2022. 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. */
-#include "simgrid/s4u/Comm.hpp"
-#include "simgrid/s4u/Mailbox.hpp"
-#include "src/kernel/activity/MailboxImpl.hpp"
-
#include <simgrid/mailbox.h>
+#include <simgrid/s4u/Engine.hpp>
+#include <simgrid/s4u/Mailbox.hpp>
+
+#include "src/kernel/activity/MailboxImpl.hpp"
XBT_LOG_EXTERNAL_CATEGORY(s4u);
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(s4u_channel, s4u, "S4U Communication Mailboxes");
Mailbox* Mailbox::by_name(const std::string& name)
{
- kernel::activity::MailboxImpl* mbox = kernel::activity::MailboxImpl::by_name_or_null(name);
- if (mbox == nullptr) {
- mbox = kernel::actor::simcall([&name] { return kernel::activity::MailboxImpl::by_name_or_create(name); });
- }
- return &mbox->piface_;
+ return Engine::get_instance()->mailbox_by_name_or_create(name);
+}
+
+bool Mailbox::empty() const
+{
+ return pimpl_->empty();
+}
+
+size_t Mailbox::size() const
+{
+ return pimpl_->size();
}
-bool Mailbox::empty()
+bool Mailbox::listen() const
{
- return pimpl_->comm_queue_.empty();
+ return not pimpl_->empty() || (pimpl_->is_permanent() && pimpl_->has_some_done_comm());
}
-bool Mailbox::listen()
+aid_t Mailbox::listen_from() const
{
- return not this->empty() || (pimpl_->permanent_receiver_ && not pimpl_->done_comm_queue_.empty());
+ kernel::activity::CommImplPtr comm = front();
+ if (comm && comm->src_actor_)
+ return comm->src_actor_->get_pid();
+ else
+ return -1;
}
-bool Mailbox::ready()
+bool Mailbox::ready() const
{
bool comm_ready = false;
- if (not pimpl_->comm_queue_.empty()) {
- comm_ready = pimpl_->comm_queue_.front()->state_ == kernel::activity::State::DONE;
+ if (not pimpl_->empty()) {
+ comm_ready = pimpl_->front()->get_state() == kernel::activity::State::DONE;
- } else if (pimpl_->permanent_receiver_ && not pimpl_->done_comm_queue_.empty()) {
- comm_ready = pimpl_->done_comm_queue_.front()->state_ == kernel::activity::State::DONE;
+ } else if (pimpl_->is_permanent() && pimpl_->has_some_done_comm()) {
+ comm_ready = pimpl_->done_front()->get_state() == kernel::activity::State::DONE;
}
return comm_ready;
}
-kernel::activity::CommImplPtr Mailbox::front()
+kernel::activity::CommImplPtr Mailbox::front() const
{
- return pimpl_->comm_queue_.empty() ? nullptr : pimpl_->comm_queue_.front();
+ return pimpl_->empty() ? nullptr : pimpl_->front();
}
void Mailbox::set_receiver(ActorPtr actor)
}
/** @brief get the receiver (process associated to the mailbox) */
-ActorPtr Mailbox::get_receiver()
+ActorPtr Mailbox::get_receiver() const
{
- if (pimpl_->permanent_receiver_ == nullptr)
+ if (pimpl_->is_permanent())
return ActorPtr();
- return pimpl_->permanent_receiver_->iface();
+ return pimpl_->get_permanent_receiver()->get_iface();
}
CommPtr Mailbox::put_init()
{
- CommPtr res = CommPtr(new s4u::Comm());
+ CommPtr res(new Comm());
res->sender_ = kernel::actor::ActorImpl::self();
res->mailbox_ = this;
return res;
}
-s4u::CommPtr Mailbox::put_init(void* data, uint64_t simulated_size_in_bytes)
+
+CommPtr Mailbox::put_init(void* payload, uint64_t simulated_size_in_bytes)
{
- s4u::CommPtr res = put_init();
- res->set_remaining(simulated_size_in_bytes);
- res->src_buff_ = data;
- res->src_buff_size_ = sizeof(void*);
- return res;
+ return put_init()->set_payload_size(simulated_size_in_bytes)->set_src_data(payload)->set_src_data_size(sizeof(void*));
}
-s4u::CommPtr Mailbox::put_async(void* payload, uint64_t simulated_size_in_bytes)
+
+CommPtr Mailbox::put_async(void* payload, uint64_t simulated_size_in_bytes)
{
xbt_assert(payload != nullptr, "You cannot send nullptr");
- s4u::CommPtr res = put_init(payload, simulated_size_in_bytes);
+ CommPtr res = put_init(payload, simulated_size_in_bytes);
res->vetoable_start();
return res;
}
+
void Mailbox::put(void* payload, uint64_t simulated_size_in_bytes)
{
xbt_assert(payload != nullptr, "You cannot send nullptr");
- CommPtr c = put_init();
- c->set_remaining(simulated_size_in_bytes);
- c->set_src_data(payload);
- c->vetoable_start();
- c->wait();
+ put_init()->set_payload_size(simulated_size_in_bytes)->set_src_data(payload)->vetoable_start()->wait();
}
+
/** Blocking send with timeout */
void Mailbox::put(void* payload, uint64_t simulated_size_in_bytes, double timeout)
{
xbt_assert(payload != nullptr, "You cannot send nullptr");
- CommPtr c = put_init();
- c->set_remaining(simulated_size_in_bytes);
- c->set_src_data(payload);
- c->vetoable_start();
- c->wait_for(timeout);
+ put_init()->set_payload_size(simulated_size_in_bytes)->set_src_data(payload)->vetoable_start()->wait_for(timeout);
}
-s4u::CommPtr Mailbox::get_init()
+CommPtr Mailbox::get_init()
{
- CommPtr res = CommPtr(new s4u::Comm());
+ CommPtr res(new Comm());
res->receiver_ = kernel::actor::ActorImpl::self();
res->mailbox_ = this;
return res;
}
-s4u::CommPtr Mailbox::get_async(void** data)
-{
- s4u::CommPtr res = get_init();
- res->set_dst_data(data, sizeof(*data));
- res->vetoable_start();
- return res;
-}
-
-void* Mailbox::get()
-{
- void* res = nullptr;
- CommPtr c = get_init();
- c->set_dst_data(&res, sizeof(res));
- c->vetoable_start();
- c->wait();
- return res;
-}
-void* Mailbox::get(double timeout)
-{
- void* res = nullptr;
- CommPtr c = get_init();
- c->set_dst_data(&res, sizeof(res));
- c->vetoable_start();
- c->wait_for(timeout);
- return res;
-}
kernel::activity::ActivityImplPtr
Mailbox::iprobe(int type, bool (*match_fun)(void*, void*, kernel::activity::CommImpl*), void* data)
void* sg_mailbox_get(sg_mailbox_t mailbox)
{
- return mailbox->get();
+ return mailbox->get<void>();
}
sg_comm_t sg_mailbox_get_async(sg_mailbox_t mailbox, void** data)
{
- auto comm = mailbox->get_async(data);
+ auto comm = mailbox->get_async<void>(data);
comm->add_ref();
return comm.get();
}