+/** \ingroup m_host_management
+ * \brief Finds a sg_host_t using its name.
+ *
+ * This is a name directory service
+ * \param name the name of an host.
+ * \return the corresponding host
+ */
+XBT_PUBLIC sg_host_t sg_host_by_name(const char* name);
+
+/** \ingroup m_host_management
+ *
+ * \brief Return the name of the #sg_host_t. */
+XBT_PUBLIC const char* sg_host_get_name(sg_host_t host);
+
+// ========== User Data ==============
+/** \ingroup m_host_management
+ *
+ * \brief Return the user data of a #sg_host_t.
+ *
+ * This functions returns the user data associated to \a host if it is possible.
+ */
+XBT_PUBLIC void* sg_host_user(sg_host_t host);
+/** \ingroup m_host_management
+ *
+ * \brief Set the user data of a #sg_host_t.
+ *
+ * This functions attach \a data to \a host if it is possible.
+ */
+XBT_PUBLIC void sg_host_user_set(sg_host_t host, void* userdata);
+XBT_PUBLIC void sg_host_user_destroy(sg_host_t host);
+
+// ========= storage related functions ============
+/** \ingroup m_host_management
+ * \brief Return the list of mount point names on an host.
+ * \param host a host
+ * \return a dict containing all mount point on the host (mount_name => sg_storage_t)
+ */
+XBT_PUBLIC xbt_dict_t sg_host_get_mounted_storage_list(sg_host_t host);
+
+/** \ingroup m_host_management
+ * \brief Return the list of storages attached to an host.
+ * \param host a host
+ * \return a dynar containing all storages (name) attached to the host
+ */
+XBT_PUBLIC xbt_dynar_t sg_host_get_attached_storage_list(sg_host_t host);
+
+// =========== user-level functions ===============
+/** \ingroup m_host_management
+ * \brief Return the speed of the processor (in flop/s), regardless of the current load on the machine.
+ */
+XBT_PUBLIC double sg_host_speed(sg_host_t host);
+XBT_PUBLIC double sg_host_get_pstate_speed(sg_host_t host, int pstate_index);
+
+XBT_PUBLIC double sg_host_get_available_speed(sg_host_t host);
+
+XBT_PUBLIC int sg_host_core_count(sg_host_t host);
+
+/** \ingroup m_process_management
+ * \brief Return the location on which a process is running.
+ * \return the sg_host_t corresponding to the location on which \a process is running.
+ */
+XBT_PUBLIC sg_host_t sg_host_self();
+
+XBT_PUBLIC const char* sg_host_self_get_name();
+
+/** \ingroup m_host_management
+ * \brief Return the total count of pstates defined for a host. See also @ref plugin_energy.
+ *
+ * \param host host to test
+ */
+XBT_PUBLIC int sg_host_get_nb_pstates(sg_host_t host);
+
+XBT_PUBLIC int sg_host_get_pstate(sg_host_t host);
+XBT_PUBLIC void sg_host_set_pstate(sg_host_t host, int pstate);
+
+XBT_PUBLIC void sg_host_turn_on(sg_host_t host);
+XBT_PUBLIC void sg_host_turn_off(sg_host_t host);
+XBT_PUBLIC int sg_host_is_on(sg_host_t host);
+XBT_PUBLIC int sg_host_is_off(sg_host_t host);
+
+/** \ingroup m_host_management
+ * \brief Returns a xbt_dict_t consisting of the list of properties assigned to this host
+ *
+ * \param host a host
+ * \return a dict containing the properties
+ */
+XBT_PUBLIC xbt_dict_t sg_host_get_properties(sg_host_t host);
+
+/** \ingroup m_host_management
+ * \brief Returns the value of a given host property
+ *
+ * \param host a host
+ * \param name a property name
+ * \return value of a property (or nullptr if property not set)
+ */
+XBT_PUBLIC const char* sg_host_get_property_value(sg_host_t host, const char* name);
+
+/** \ingroup m_host_management
+ * \brief Change the value of a given host property
+ *
+ * \param host a host
+ * \param name a property name
+ * \param value what to change the property to
+ */
+XBT_PUBLIC void sg_host_set_property_value(sg_host_t host, const char* name, const char* value);
+
+XBT_PUBLIC void sg_host_route(sg_host_t from, sg_host_t to, xbt_dynar_t links);
+XBT_PUBLIC double sg_host_route_latency(sg_host_t from, sg_host_t to);
+XBT_PUBLIC double sg_host_route_bandwidth(sg_host_t from, sg_host_t to);
+XBT_PUBLIC void sg_host_dump(sg_host_t ws);
+
+XBT_PUBLIC void sg_host_get_actor_list(sg_host_t host, xbt_dynar_t whereto);