/* Mailboxes in MSG */
-/* Copyright (c) 2008-2015. The SimGrid Team.
- * All rights reserved. */
+/* Copyright (c) 2008-2017. 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/msg.h"
-#include "msg_private.h"
+#include "simgrid/s4u/Mailbox.hpp"
+#include "src/msg/msg_private.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_mailbox, msg, "Logging specific to MSG (mailbox)");
-msg_mailbox_t MSG_mailbox_new(const char *alias)
-{
- return simcall_rdv_create(alias);
-}
-
-void MSG_mailbox_free(void *mailbox)
-{
- simcall_rdv_destroy((msg_mailbox_t)mailbox);
-}
-
-int MSG_mailbox_is_empty(msg_mailbox_t mailbox)
-{
- return (NULL == simcall_rdv_get_head(mailbox));
-}
-
-msg_task_t MSG_mailbox_get_head(msg_mailbox_t mailbox)
-{
- smx_synchro_t comm = simcall_rdv_get_head(mailbox);
-
- if (!comm)
- return NULL;
-
- return (msg_task_t) simcall_comm_get_src_data(comm);
-}
-
-int MSG_mailbox_get_count_host_waiting_tasks(msg_mailbox_t mailbox, msg_host_t host)
-{
- return simcall_rdv_comm_count_by_host(mailbox, host);
-}
-
-msg_mailbox_t MSG_mailbox_get_by_alias(const char *alias)
-{
- msg_mailbox_t mailbox = simcall_rdv_get_by_name(alias);
-
- if (!mailbox)
- mailbox = MSG_mailbox_new(alias);
-
- return mailbox;
-}
+SG_BEGIN_DECL()
/** \ingroup msg_mailbox_management
* \brief Set the mailbox to receive in asynchronous mode
* \param alias The name of the mailbox
*/
void MSG_mailbox_set_async(const char *alias){
- msg_mailbox_t mailbox = MSG_mailbox_get_by_alias(alias);
-
- simcall_rdv_set_receiver(mailbox, SIMIX_process_self());
- XBT_VERB("%s mailbox set to receive eagerly for process %p\n",alias, SIMIX_process_self());
-}
-
-/** \ingroup msg_mailbox_management
- * \brief Get a task from a mailbox on a given host
- *
- * \param mailbox The mailbox where the task was sent
- * \param task a memory location for storing a #msg_task_t.
- * \param host a #msg_host_t host from where the task was sent
- * \param timeout a timeout
-
- * \return Returns
- * #MSG_OK if the task was successfully received,
- * #MSG_HOST_FAILURE, or #MSG_TRANSFER_FAILURE otherwise.
- */
-msg_error_t MSG_mailbox_get_task_ext(msg_mailbox_t mailbox, msg_task_t *task, msg_host_t host, double timeout)
-{
- return MSG_mailbox_get_task_ext_bounded(mailbox, task, host, timeout, -1.0);
+ simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::byName(alias);
+ mailbox->setReceiver(simgrid::s4u::Actor::self());
+ XBT_VERB("%s mailbox set to receive eagerly for myself\n",alias);
}
-/** \ingroup msg_mailbox_management
- * \brief Get a task from a mailbox on a given host at a given rate
- *
- * \param mailbox The mailbox where the task was sent
- * \param task a memory location for storing a #msg_task_t.
- * \param host a #msg_host_t host from where the task was sent
- * \param timeout a timeout
- * \param rate a rate
-
- * \return Returns
- * #MSG_OK if the task was successfully received,
- * #MSG_HOST_FAILURE, or #MSG_TRANSFER_FAILURE otherwise.
- */
-msg_error_t MSG_mailbox_get_task_ext_bounded(msg_mailbox_t mailbox, msg_task_t * task, msg_host_t host, double timeout,
- double rate)
-{
- xbt_ex_t e;
- msg_error_t ret = MSG_OK;
- /* We no longer support getting a task from a specific host */
- if (host)
- THROW_UNIMPLEMENTED;
-
- TRACE_msg_task_get_start();
- double start_time = MSG_get_clock();
-
- /* Sanity check */
- xbt_assert(task, "Null pointer for the task storage");
-
- if (*task)
- XBT_WARN("Asked to write the received task in a non empty struct -- proceeding.");
-
- /* Try to receive it by calling SIMIX network layer */
- TRY {
- simcall_comm_recv(MSG_process_self(), mailbox, task, NULL, NULL, NULL, NULL, timeout, rate);
- XBT_DEBUG("Got task %s from %p",(*task)->name,mailbox);
- if (msg_global->debug_multiple_use && (*task)->simdata->isused!=0)
- xbt_ex_free(*(xbt_ex_t*)(*task)->simdata->isused);
- (*task)->simdata->isused = 0;
- }
- CATCH(e) {
- switch (e.category) {
- case cancel_error:
- ret = MSG_HOST_FAILURE;
- break;
- case network_error:
- ret = MSG_TRANSFER_FAILURE;
- break;
- case timeout_error:
- ret = MSG_TIMEOUT;
- break;
- case host_error:
- ret = MSG_HOST_FAILURE;
- break;
- default:
- RETHROW;
- }
- xbt_ex_free(e);
- }
-
- if (ret != MSG_HOST_FAILURE && ret != MSG_TRANSFER_FAILURE && ret != MSG_TIMEOUT) {
- TRACE_msg_task_get_end(start_time, *task);
- }
- MSG_RETURN(ret);
-}
-
-msg_error_t MSG_mailbox_put_with_timeout(msg_mailbox_t mailbox, msg_task_t task, double timeout)
-{
- msg_error_t ret = MSG_OK;
- simdata_task_t t_simdata = NULL;
- msg_process_t process = MSG_process_self();
- simdata_process_t p_simdata = (simdata_process_t) SIMIX_process_self_get_data(process);
-
- int call_end = TRACE_msg_task_put_start(task); //must be after CHECK_HOST()
-
- /* Prepare the task to send */
- t_simdata = task->simdata;
- t_simdata->sender = process;
- t_simdata->source = ((simdata_process_t) SIMIX_process_self_get_data(process))->m_host;
-
- if (t_simdata->isused != 0) {
- if (msg_global->debug_multiple_use){
- XBT_ERROR("This task is already used in there:");
- xbt_backtrace_display((xbt_ex_t*) t_simdata->isused);
- XBT_ERROR("And you try to reuse it from here:");
- xbt_backtrace_display_current();
- } else {
- xbt_assert(t_simdata->isused == 0,
- "This task is still being used somewhere else. You cannot send it now. Go fix your code!"
- " (use --cfg=msg/debug_multiple_use:on to get the backtrace of the other process)");
- }
- }
-
- if (msg_global->debug_multiple_use)
- MSG_BT(t_simdata->isused, "Using Backtrace");
- else
- t_simdata->isused = (void*)1;
- t_simdata->comm = NULL;
- msg_global->sent_msg++;
-
- p_simdata->waiting_task = task;
-
- xbt_ex_t e;
- /* Try to send it by calling SIMIX network layer */
- TRY {
- smx_synchro_t comm = NULL; /* MC needs the comm to be set to NULL during the simix call */
- comm = simcall_comm_isend(SIMIX_process_self(), mailbox,t_simdata->bytes_amount,
- t_simdata->rate, task, sizeof(void *), NULL, NULL, NULL, task, 0);
- if (TRACE_is_enabled())
- simcall_set_category(comm, task->category);
- t_simdata->comm = comm;
- simcall_comm_wait(comm, timeout);
- }
-
- CATCH(e) {
- switch (e.category) {
- case cancel_error:
- ret = MSG_HOST_FAILURE;
- break;
- case network_error:
- ret = MSG_TRANSFER_FAILURE;
- break;
- case timeout_error:
- ret = MSG_TIMEOUT;
- break;
- default:
- RETHROW;
- }
- xbt_ex_free(e);
-
- /* If the send failed, it is not used anymore */
- if (msg_global->debug_multiple_use && t_simdata->isused!=0)
- xbt_ex_free(*(xbt_ex_t*)t_simdata->isused);
- t_simdata->isused = 0;
- }
-
- p_simdata->waiting_task = NULL;
- if (call_end)
- TRACE_msg_task_put_end();
- MSG_RETURN(ret);
-}
+SG_END_DECL()
