+const char *Mailbox::getName() {
+ return pimpl_->name;
+}
+
+MailboxPtr Mailbox::byName(const char*name) {
+ // FIXME: there is a race condition here where two actors run Mailbox::byName
+ // on a non-existent mailbox during the same scheduling round. Both will be
+ // interrupted in the simcall creating the underlying simix mbox.
+ // Only one simix object will be created, but two S4U objects will be created.
+ // Only one S4U object will be stored in the hashmap and used, and the other
+ // one will be leaked.
+ smx_mailbox_t mbox = simcall_mbox_get_by_name(name);
+ if (mbox == nullptr)
+ mbox = simcall_mbox_create(name);
+ return MailboxPtr(&mbox->piface_, true);
+}
+
+bool Mailbox::empty() {
+ return nullptr == simcall_mbox_front(pimpl_);
+}
+
+void Mailbox::setReceiver(Actor* actor) {
+ simcall_mbox_set_receiver(pimpl_, actor == nullptr ? nullptr : actor->pimpl_);
+}
+
+/** @brief get the receiver (process associated to the mailbox) */
+ActorPtr Mailbox::receiver() {
+ if(pimpl_->permanent_receiver == nullptr) return ActorPtr();
+ return ActorPtr(&pimpl_->permanent_receiver->actor());
+}