+s4u::CommPtr Mailbox::get_init()
+{
+ CommPtr res = CommPtr(new s4u::Comm());
+ res->receiver_ = SIMIX_process_self();
+ res->mailbox_ = this;
+ return res;
+}
+s4u::CommPtr Mailbox::get_async(void** data)
+{
+ s4u::CommPtr res = get_init();
+ res->setDstData(data, sizeof(*data));
+ res->start();
+ return res;
+}
+
+void* Mailbox::get()
+{
+ void* res = nullptr;
+ CommPtr c = get_init();
+ c->setDstData(&res, sizeof(res));
+ c->wait();
+ return res;
+}
+void* Mailbox::get(double timeout)
+{
+ void* res = nullptr;
+ CommPtr c = get_init();
+ c->setDstData(&res, sizeof(res));
+ c->wait(timeout);
+ return res;