X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/9b7b7b451f40c2aa97770c808f601213aa15cc6c..d0d4cc7697e64b5092445d666a1e11712044d69d:/src/msg/msg_gos.c

diff --git a/src/msg/msg_gos.c b/src/msg/msg_gos.c
index d5ba36ef22..7eb2d791e2 100644
--- a/src/msg/msg_gos.c
+++ b/src/msg/msg_gos.c
@@ -186,6 +186,26 @@ MSG_task_receive_from_host(msg_task_t * task, const char *alias,
   return MSG_task_receive_ext(task, alias, -1, host);
 }
 
+/** msg_task_usage
+ *\brief Deprecated function that used to receive a task from a mailbox from a specific host
+ *\brief at a given rate
+ *
+ * \param task a memory location for storing a #msg_task_t.
+ * \param alias name of the mailbox to receive the task from
+ * \param host a #msg_host_t host from where the task was sent
+ * \param rate limit the reception to rate bandwidth
+ *
+ * \return Returns
+ * #MSG_OK if the task was successfully received,
+ * #MSG_HOST_FAILURE, or #MSG_TRANSFER_FAILURE otherwise.
+ */
+msg_error_t
+MSG_task_receive_from_host_bounded(msg_task_t * task, const char *alias,
+                           msg_host_t host, double rate)
+{
+  return MSG_task_receive_ext_bounded(task, alias, -1, host, rate);
+}
+
 /** \ingroup msg_task_usage
  * \brief Receives a task from a mailbox.
  *
@@ -205,6 +225,22 @@ msg_error_t MSG_task_receive(msg_task_t * task, const char *alias)
   return MSG_task_receive_with_timeout(task, alias, -1);
 }
 
+/** \ingroup msg_task_usage
+ * \brief Receives a task from a mailbox at a given rate.
+ *
+ * \param task a memory location for storing a #msg_task_t.
+ * \param alias name of the mailbox to receive the task from
+ *  \param rate limit the reception to rate bandwidth
+ *
+ * \return Returns
+ * #MSG_OK if the task was successfully received,
+ * #MSG_HOST_FAILURE, or #MSG_TRANSFER_FAILURE otherwise.
+ */
+msg_error_t MSG_task_receive_bounded(msg_task_t * task, const char *alias, double rate)
+{
+  return MSG_task_receive_with_timeout_bounded(task, alias, -1, rate);
+}
+
 /** \ingroup msg_task_usage
  * \brief Receives a task from a mailbox with a given timeout.
  *
@@ -228,6 +264,25 @@ MSG_task_receive_with_timeout(msg_task_t * task, const char *alias,
   return MSG_task_receive_ext(task, alias, timeout, NULL);
 }
 
+/** \ingroup msg_task_usage
+ * \brief Receives a task from a mailbox with a given timeout and at a given rate.
+ *
+ * \param task a memory location for storing a #msg_task_t.
+ * \param alias name of the mailbox to receive the task from
+ * \param timeout is the maximum wait time for completion (if -1, this call is the same as #MSG_task_receive)
+ *  \param rate limit the reception to rate bandwidth
+ *
+ * \return Returns
+ * #MSG_OK if the task was successfully received,
+ * #MSG_HOST_FAILURE, or #MSG_TRANSFER_FAILURE, or #MSG_TIMEOUT otherwise.
+ */
+msg_error_t
+MSG_task_receive_with_timeout_bounded(msg_task_t * task, const char *alias,
+                              double timeout,double rate)
+{
+  return MSG_task_receive_ext_bounded(task, alias, timeout, NULL,rate);
+}
+
 /** \ingroup msg_task_usage
  * \brief Receives a task from a mailbox from a specific host with a given timeout.
  *
@@ -256,6 +311,31 @@ MSG_task_receive_ext(msg_task_t * task, const char *alias, double timeout,
                                   host, timeout);
 }
 
+/** \ingroup msg_task_usage
+ * \brief Receives a task from a mailbox from a specific host with a given timeout
+ *  and at a given rate.
+ *
+ * \param task a memory location for storing a #msg_task_t.
+ * \param alias name of the mailbox to receive the task from
+ * \param timeout is the maximum wait time for completion (provide -1 for no timeout)
+ * \param host a #msg_host_t host from where the task was sent
+ * \param rate limit the reception to rate bandwidth
+ *
+ * \return Returns
+ * #MSG_OK if the task was successfully received,
+* #MSG_HOST_FAILURE, or #MSG_TRANSFER_FAILURE, or #MSG_TIMEOUT otherwise.
+ */
+msg_error_t
+MSG_task_receive_ext_bounded(msg_task_t * task, const char *alias, double timeout,
+                     msg_host_t host, double rate)
+{
+  XBT_DEBUG
+      ("MSG_task_receive_ext: Trying to receive a message on mailbox '%s'",
+       alias);
+  return MSG_mailbox_get_task_ext_bounded(MSG_mailbox_get_by_alias(alias), task,
+                                  host, timeout, rate);
+}
+
 /** \ingroup msg_task_usage
  * \brief Sends a task on a mailbox.
  *
@@ -500,6 +580,40 @@ msg_comm_t MSG_task_irecv(msg_task_t *task, const char *name)
   return comm;
 }
 
+/** \ingroup msg_task_usage
+ * \brief Starts listening for receiving a task from an asynchronous communication
+ * at a given rate.
+ *
+ * \param task a memory location for storing a #msg_task_t. has to be valid until the end of the communication.
+ * \param name of the mailbox to receive the task on
+ * \param rate limit the bandwidth to the given rate
+ * \return the msg_comm_t communication created
+ */
+msg_comm_t MSG_task_irecv_bounded(msg_task_t *task, const char *name, double rate)
+{
+
+
+  smx_rdv_t rdv = MSG_mailbox_get_by_alias(name);
+  simcall_comm_change_rate_first_action(rdv,rate);
+  /* FIXME: these functions are not traceable */
+
+  /* Sanity check */
+  xbt_assert(task, "Null pointer for the task storage");
+
+  if (*task)
+    XBT_CRITICAL
+        ("MSG_task_irecv() was asked to write in a non empty task struct.");
+
+  /* Try to receive it by calling SIMIX network layer */
+  msg_comm_t comm = xbt_new0(s_msg_comm_t, 1);
+  comm->task_sent = NULL;
+  comm->task_received = task;
+  comm->status = MSG_OK;
+  comm->s_comm = simcall_comm_irecv(rdv, task, NULL, NULL, NULL);
+
+  return comm;
+}
+
 /** \ingroup msg_task_usage
  * \brief Checks whether a communication is done, and if yes, finalizes it.
  * \param comm the communication to test