/* 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 <xbt/ex.hpp>
+
#include "simgrid/msg.h"
#include "msg_private.h"
+#include "simgrid/s4u/mailbox.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_mailbox, msg, "Logging specific to MSG (mailbox)");
-msg_mailbox_t MSG_mailbox_new(const char *alias)
-{
- return simcall_mbox_create(alias);
-}
-
-void MSG_mailbox_free(void *mailbox)
-{
- simcall_mbox_destroy((msg_mailbox_t)mailbox);
-}
-
int MSG_mailbox_is_empty(msg_mailbox_t mailbox)
{
- return (NULL == simcall_mbox_get_head(mailbox));
+ return mailbox->empty();
}
-msg_task_t MSG_mailbox_get_head(msg_mailbox_t mailbox)
+msg_task_t MSG_mailbox_front(msg_mailbox_t mailbox)
{
- smx_synchro_t comm = simcall_mbox_get_head(mailbox);
+ simgrid::kernel::activity::Comm* comm = static_cast<simgrid::kernel::activity::Comm*>(simcall_mbox_front(mailbox->getImpl()));
if (!comm)
- return NULL;
+ return nullptr;
- 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_mbox_comm_count_by_host(mailbox, host);
+ return (msg_task_t) comm->src_data;
}
msg_mailbox_t MSG_mailbox_get_by_alias(const char *alias)
{
- msg_mailbox_t mailbox = simcall_mbox_get_by_name(alias);
-
- if (!mailbox)
- mailbox = MSG_mailbox_new(alias);
-
- return mailbox;
+ return simgrid::s4u::Mailbox::byName(alias);
}
/** \ingroup msg_mailbox_management
void MSG_mailbox_set_async(const char *alias){
msg_mailbox_t mailbox = MSG_mailbox_get_by_alias(alias);
- simcall_mbox_set_receiver(mailbox, SIMIX_process_self());
- XBT_VERB("%s mailbox set to receive eagerly for process %p\n",alias, SIMIX_process_self());
+ simcall_mbox_set_receiver(mailbox->getImpl(), SIMIX_process_self());
+ XBT_VERB("%s mailbox set to receive eagerly for myself\n",alias);
}
/** \ingroup msg_mailbox_management
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)
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;
+ try {
+ simcall_comm_recv(MSG_process_self(), mailbox->getImpl(), task, nullptr, nullptr, nullptr, nullptr, timeout, rate);
+ XBT_DEBUG("Got task %s from %s",(*task)->name,mailbox->getName());
+ (*task)->simdata->setNotUsed();
}
- CATCH(e) {
+ catch (xbt_ex& e) {
switch (e.category) {
case cancel_error:
ret = MSG_HOST_FAILURE;
ret = MSG_HOST_FAILURE;
break;
default:
- RETHROW;
+ throw;
}
- xbt_ex_free(e);
}
if (ret != MSG_HOST_FAILURE && ret != MSG_TRANSFER_FAILURE && ret != MSG_TIMEOUT) {
}
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();
-
- 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())->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);
-}
