-/* 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. */
#include "simgrid/s4u/Comm.hpp"
#include "simgrid/s4u/Mailbox.hpp"
-#include "src/msg/msg_private.hpp"
-#include "src/simix/ActorImpl.hpp"
-#include "src/simix/smx_network_private.hpp"
-#include "xbt/log.h"
+#include "src/kernel/activity/MailboxImpl.hpp"
+
+#include <simgrid/mailbox.h>
XBT_LOG_EXTERNAL_CATEGORY(s4u);
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(s4u_channel, s4u, "S4U Communication Mailboxes");
return pimpl_->get_cname();
}
-MailboxPtr Mailbox::by_name(const char* name)
+Mailbox* Mailbox::by_name(const std::string& name)
{
- kernel::activity::MailboxImpl* mbox = kernel::activity::MailboxImpl::byNameOrNull(name);
+ kernel::activity::MailboxImpl* mbox = kernel::activity::MailboxImpl::by_name_or_null(name);
if (mbox == nullptr) {
- mbox = simix::simcall([name] { return kernel::activity::MailboxImpl::byNameOrCreate(name); });
+ mbox = simix::simcall([&name] { return kernel::activity::MailboxImpl::by_name_or_create(name); });
}
- return MailboxPtr(&mbox->piface_, true);
+ return &mbox->piface_;
}
-MailboxPtr Mailbox::by_name(std::string name)
+bool Mailbox::empty()
{
- return by_name(name.c_str());
+ return pimpl_->comm_queue_.empty();
}
-bool Mailbox::empty()
+bool Mailbox::listen()
{
- return pimpl_->comm_queue.empty();
+ return not this->empty() || (pimpl_->permanent_receiver_ && not pimpl_->done_comm_queue_.empty());
}
-bool Mailbox::listen()
+bool Mailbox::ready()
{
- return not this->empty() || (pimpl_->permanent_receiver && not pimpl_->done_comm_queue.empty());
+ bool comm_ready = false;
+ if (not pimpl_->comm_queue_.empty()) {
+ comm_ready = pimpl_->comm_queue_.front()->state_ == SIMIX_DONE;
+
+ } else if (pimpl_->permanent_receiver_ && not pimpl_->done_comm_queue_.empty()) {
+ comm_ready = pimpl_->done_comm_queue_.front()->state_ == SIMIX_DONE;
+ }
+ return comm_ready;
}
-smx_activity_t Mailbox::front()
+kernel::activity::CommImplPtr Mailbox::front()
{
- return pimpl_->comm_queue.empty() ? nullptr : pimpl_->comm_queue.front();
+ return pimpl_->comm_queue_.empty() ? nullptr : pimpl_->comm_queue_.front();
}
void Mailbox::set_receiver(ActorPtr actor)
{
- simix::simcall([this, actor]() { this->pimpl_->setReceiver(actor); });
+ simix::simcall([this, actor]() { this->pimpl_->set_receiver(actor); });
}
/** @brief get the receiver (process associated to the mailbox) */
ActorPtr Mailbox::get_receiver()
{
- if (pimpl_->permanent_receiver == nullptr)
+ if (pimpl_->permanent_receiver_ == nullptr)
return ActorPtr();
- return pimpl_->permanent_receiver->iface();
+ return pimpl_->permanent_receiver_->iface();
}
CommPtr Mailbox::put_init()
res->mailbox_ = this;
return res;
}
-s4u::CommPtr Mailbox::put_init(void* data, uint64_t simulatedSize)
+s4u::CommPtr Mailbox::put_init(void* data, uint64_t simulated_size_in_bytes)
{
s4u::CommPtr res = put_init();
- res->set_remaining(simulatedSize);
+ res->set_remaining(simulated_size_in_bytes);
res->src_buff_ = data;
res->src_buff_size_ = sizeof(void*);
return res;
}
-s4u::CommPtr Mailbox::put_async(void* payload, uint64_t simulatedSize)
+s4u::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, simulatedSize);
+ s4u::CommPtr res = put_init(payload, simulated_size_in_bytes);
res->start();
return res;
}
-void Mailbox::put(void* payload, uint64_t simulatedSize)
+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(simulatedSize);
+ c->set_remaining(simulated_size_in_bytes);
c->set_src_data(payload);
c->wait();
}
/** Blocking send with timeout */
-void Mailbox::put(void* payload, uint64_t simulatedSize, double 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(simulatedSize);
+ c->set_remaining(simulated_size_in_bytes);
c->set_src_data(payload);
// c->start() is optional.
- c->wait(timeout);
+ c->wait_for(timeout);
}
s4u::CommPtr Mailbox::get_init()
void* res = nullptr;
CommPtr c = get_init();
c->set_dst_data(&res, sizeof(res));
- c->wait(timeout);
+ c->wait_for(timeout);
return res;
}
+
+smx_activity_t Mailbox::iprobe(int type, int (*match_fun)(void*, void*, kernel::activity::CommImpl*), void* data)
+{
+ return simix::simcall([this, type, match_fun, data] { return pimpl_->iprobe(type, match_fun, data); });
+}
} // namespace s4u
} // namespace simgrid
+
+/* **************************** Public C interface *************************** */
+/** @brief Set the mailbox to receive in asynchronous mode
+ *
+ * All messages sent to this mailbox will be transferred to the receiver without waiting for the receive call.
+ * The receive call will still be necessary to use the received data.
+ * If there is a need to receive some messages asynchronously, and some not, two different mailboxes should be used.
+ *
+ * @param alias The name of the mailbox
+ */
+void sg_mailbox_set_receiver(const char* alias)
+{
+ simgrid::s4u::Mailbox::by_name(alias)->set_receiver(simgrid::s4u::Actor::self());
+ XBT_VERB("%s mailbox set to receive eagerly for myself\n", alias);
+}
+
+/** @brief Check if there is a communication going on in a mailbox.
+ *
+ * @param alias the name of the mailbox to be considered
+ * @return Returns 1 if there is a communication, 0 otherwise
+ */
+int sg_mailbox_listen(const char* alias)
+{
+ return simgrid::s4u::Mailbox::by_name(alias)->listen() ? 1 : 0;
+}
