Merge branch 'master' of scm.gforge.inria.fr:/gitroot/simgrid/simgrid

[simgrid.git] / src / simgrid / host.cpp

diff --git a/src/simgrid/host.cpp b/src/simgrid/host.cpp
index 0c38c678c033132f08f38d167f204ce24eb0e7cc..0ee923f7bffbc5c8c2f536d1b696916e95f65c90 100644 (file)
--- a/src/simgrid/host.cpp
+++ b/src/simgrid/host.cpp
@@ -129,6 +129,17 @@ double sg_host_speed(sg_host_t host)
   return host->getSpeed();
 }
 
+/** \brief Return the speed of the processor (in flop/s) at a given pstate. See also @ref plugin_energy.
+ *
+ * \param  host host to test
+ * \param pstate_index pstate to test
+ * \return Returns the processor speed associated with pstate_index
+ */
+double sg_host_get_pstate_speed(sg_host_t host, int pstate_index)
+{
+  return host->getPstateSpeed(pstate_index);
+}
+
 /** \ingroup m_host_management
  * \brief Return the number of cores.
  *
@@ -309,4 +320,23 @@ void sg_host_dump(sg_host_t host)
   }
 }
 
+/** \brief Return the list of actors attached to an host.
+ *
+ * \param host a host
+ * \param whereto a dynar in which we should push actors living on that host
+ */
+void sg_host_get_actor_list(sg_host_t host, xbt_dynar_t whereto)
+{
+  for (auto& actor : host->extension<simgrid::simix::Host>()->process_list) {
+    s4u_Actor* p = actor.ciface();
+    xbt_dynar_push(whereto, &p);
+  }
+}
+
+sg_host_t sg_host_self()
+{
+  smx_actor_t process = SIMIX_process_self();
+  return (process == nullptr) ? nullptr : process->host;
+}
+
 } // extern "C"