/** @addtogroup m_host_management
* \htmlonly <!-- DOXYGEN_NAVBAR_LABEL="Hosts" --> \endhtmlonly
- * (#m_host_t) and the functions for managing it.
+ * (#msg_host_t) and the functions for managing it.
*
* A <em>location</em> (or <em>host</em>) is any possible place where
* a process may run. Thus it may be represented as a
* <em>mailboxes</em> to enable running process to communicate with
* remote ones, and some <em>private data</em> that can be only
* accessed by local process.
- * \see m_host_t
+ * \see msg_host_t
*/
/********************************* Host **************************************/
-m_host_t __MSG_host_create(smx_host_t workstation)
+msg_host_t __MSG_host_create(smx_host_t workstation)
{
const char *name = SIMIX_host_get_name(workstation);
- m_host_t host = xbt_new0(s_m_host_t, 1);
- s_msg_vm_t vm; // simply to compute the offset
-
- host->smx_host = workstation;
- host->vms = xbt_swag_new(xbt_swag_offset(vm,host_vms_hookup));
+ msg_host_priv_t priv = xbt_new0(s_msg_host_priv_t, 1);
#ifdef MSG_USE_DEPRECATED
int i;
char alias[MAX_ALIAS_NAME + 1] = { 0 }; /* buffer used to build the key of the mailbox */
if (msg_global->max_channel > 0)
- host->mailboxes = xbt_new0(msg_mailbox_t, msg_global->max_channel);
+ priv->mailboxes = xbt_new0(msg_mailbox_t, msg_global->max_channel);
for (i = 0; i < msg_global->max_channel; i++) {
sprintf(alias, "%s:%d", name, i);
/* the key of the mailbox (in this case) is build from the name of the host and the channel number */
- host->mailboxes[i] = MSG_mailbox_new(alias);
+ priv->mailboxes[i] = MSG_mailbox_new(alias);
memset(alias, 0, MAX_ALIAS_NAME + 1);
}
#endif
- xbt_lib_set(host_lib,name,MSG_HOST_LEVEL,host);
- return host;
+ priv->dp_objs = xbt_dict_new();
+ priv->dp_enabled = 0;
+ priv->dp_updated_by_deleted_tasks = 0;
+
+ priv->affinity_mask_db = xbt_dict_new_homogeneous(NULL);
+
+ xbt_lib_set(host_lib, name, MSG_HOST_LEVEL, priv);
+
+ return xbt_lib_get_elm_or_null(host_lib, name);
}
+
/** \ingroup msg_host_management
- * \brief Finds a m_host_t using its name.
+ * \brief Finds a msg_host_t using its name.
*
* This is a name directory service
* \param name the name of an host.
* \return the corresponding host
*/
-m_host_t MSG_get_host_by_name(const char *name)
+msg_host_t MSG_get_host_by_name(const char *name)
{
- return (m_host_t) xbt_lib_get_or_null(host_lib,name,MSG_HOST_LEVEL);
+ return (msg_host_t) xbt_lib_get_elm_or_null(host_lib,name);
}
/** \ingroup m_host_management
*
- * \brief Set the user data of a #m_host_t.
+ * \brief Set the user data of a #msg_host_t.
*
* This functions checks whether some data has already been associated to \a host
or not and attach \a data to \a host if it is possible.
*/
-MSG_error_t MSG_host_set_data(m_host_t host, void *data)
+msg_error_t MSG_host_set_data(msg_host_t host, void *data)
{
- SIMIX_host_set_data(host->smx_host,data);
+ SIMIX_host_set_data(host,data);
return MSG_OK;
}
/** \ingroup m_host_management
*
- * \brief Return the user data of a #m_host_t.
+ * \brief Return the user data of a #msg_host_t.
*
* This functions checks whether \a host is a valid pointer or not and return
the user data associated to \a host if it is possible.
*/
-void *MSG_host_get_data(m_host_t host)
+void *MSG_host_get_data(msg_host_t host)
{
- return SIMIX_host_get_data(host->smx_host);
+ return SIMIX_host_get_data(host);
}
/** \ingroup m_host_management
*
- * \brief Return the name of the #m_host_t.
+ * \brief Return the name of the #msg_host_t.
*
* This functions checks whether \a host is a valid pointer or not and return
its name.
*/
-const char *MSG_host_get_name(m_host_t host) {
- return SIMIX_host_get_name(host->smx_host);
+const char *MSG_host_get_name(msg_host_t host) {
+ return SIMIX_host_get_name(host);
}
/** \ingroup m_host_management
*
* \brief Return the location on which the current process is executed.
*/
-m_host_t MSG_host_self(void)
+msg_host_t MSG_host_self(void)
{
return MSG_process_get_host(NULL);
}
+
/*
- * \brief Destroys a host (internal call only)
+ * \brief Start the host if it is off
+ */
+void MSG_host_on(msg_host_t host)
+{
+ simcall_host_on(host);
+}
+
+/*
+ * \brief Stop the host if it is on
*/
-void __MSG_host_destroy(m_host_t host) {
+void MSG_host_off(msg_host_t host)
+{
+ simcall_host_off(host);
+}
+
+/*
+ * \brief Frees private data of a host (internal call only)
+ */
+void __MSG_host_priv_free(msg_host_priv_t priv)
+{
+ unsigned int size = xbt_dict_size(priv->dp_objs);
+ if (size > 0)
+ XBT_WARN("dp_objs: %u pending task?", size);
+ xbt_dict_free(&priv->dp_objs);
+ xbt_dict_free(&priv->affinity_mask_db);
#ifdef MSG_USE_DEPRECATED
if (msg_global->max_channel > 0)
- free(host->mailboxes);
+ free(priv->mailboxes);
#endif
- if (xbt_swag_size(host->vms) > 0 ) {
- XBT_VERB("Host %s shut down, but it still hosts %d VMs. They will be leaked.",
- MSG_host_get_name(host),xbt_swag_size(host->vms));
- }
- xbt_swag_free(host->vms);
- free(host);
+
+ free(priv);
}
-#ifdef MSG_USE_DEPRECATED
+/*
+ * \brief Destroys a host (internal call only)
+ */
+void __MSG_host_destroy(msg_host_t host)
+{
+ const char *name = MSG_host_get_name(host);
+ /* TODO:
+ * What happens if VMs still remain on this host?
+ * Revisit here after the surf layer gets stable.
+ **/
+
+ xbt_lib_unset(host_lib, name, MSG_HOST_LEVEL, 1);
+}
+
+/** \ingroup m_host_management
+ * \brief Return the current number MSG hosts.
+ */
int MSG_get_host_number(void)
{
return xbt_lib_length(host_lib);
}
-m_host_t *MSG_get_host_table(void)
+#ifdef MSG_USE_DEPRECATED
+msg_host_t *MSG_get_host_table(void)
{
void **array;
int i = 0;
array[i++] = data[MSG_HOST_LEVEL];
}
- return (m_host_t *)array;
+ return (msg_host_t *)array;
}
#endif
xbt_lib_cursor_t cursor;
char *key;
void **data;
- xbt_dynar_t res = xbt_dynar_new(sizeof(m_host_t),NULL);
+ xbt_dynar_t res = xbt_dynar_new(sizeof(msg_host_t),NULL);
xbt_lib_foreach(host_lib, cursor, key, data) {
- if(routing_get_network_element_type(key) == SURF_NETWORK_ELEMENT_HOST)
- xbt_dynar_push(res, data + MSG_HOST_LEVEL);
+ if(routing_get_network_element_type(key) == SURF_NETWORK_ELEMENT_HOST) {
+ xbt_dictelm_t elm = xbt_dict_cursor_get_elm(cursor);
+ xbt_dynar_push(res, &elm);
+ }
}
return res;
}
/** \ingroup m_host_management
* \brief Return the number of MSG tasks currently running on a
- * #m_host_t. The external load is not taken in account.
+ * #msg_host_t. The external load is not taken in account.
*/
-int MSG_get_host_msgload(m_host_t h)
+int MSG_get_host_msgload(msg_host_t h)
{
xbt_assert((h != NULL), "Invalid parameters");
xbt_die( "Not implemented yet");
* \brief Return the speed of the processor (in flop/s), regardless of
the current load on the machine.
*/
-double MSG_get_host_speed(m_host_t h)
+double MSG_get_host_speed(msg_host_t h)
{
xbt_assert((h != NULL), "Invalid parameters");
- return (simcall_host_get_speed(h->smx_host));
+ return (simcall_host_get_speed(h));
+}
+
+
+/** \ingroup m_host_management
+ * \brief Return the number of core.
+ */
+int MSG_get_host_core(msg_host_t h)
+{
+ xbt_assert((h != NULL), "Invalid parameters");
+
+ return (simcall_host_get_core(h));
}
/** \ingroup m_host_management
* \param name a property name
* \return value of a property (or NULL if property not set)
*/
-const char *MSG_host_get_property_value(m_host_t host, const char *name)
+const char *MSG_host_get_property_value(msg_host_t host, const char *name)
{
return xbt_dict_get_or_null(MSG_host_get_properties(host), name);
}
/** \ingroup m_host_management
- * \brief Returns a xbt_dynar_t consisting of the list of properties assigned to this host
+ * \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_dict_t MSG_host_get_properties(m_host_t host)
+xbt_dict_t MSG_host_get_properties(msg_host_t host)
{
xbt_assert((host != NULL), "Invalid parameters (host is NULL)");
- return (simcall_host_get_properties(host->smx_host));
+ return (simcall_host_get_properties(host));
}
/** \ingroup m_host_management
* \param value what to change the property to
* \param free_ctn the freeing function to use to kill the value on need
*/
-void MSG_host_set_property_value(m_host_t host, const char *name, char *value,void_f_pvoid_t free_ctn) {
+void MSG_host_set_property_value(msg_host_t host, const char *name, char *value,void_f_pvoid_t free_ctn) {
xbt_dict_set(MSG_host_get_properties(host), name, value,free_ctn);
}
* \param host host to test
* \return Returns 1 if host is available, 0 otherwise
*/
-int MSG_host_is_avail(m_host_t host)
+int MSG_host_is_avail(msg_host_t host)
{
xbt_assert((host != NULL), "Invalid parameters (host is NULL)");
- return (simcall_host_get_state(host->smx_host));
+ return (simcall_host_get_state(host));
+}
+
+/** \ingroup m_host_management
+ * \brief Set the parameters of a given host
+ *
+ * \param host a host
+ * \param params a prameter object
+ */
+void MSG_host_set_params(msg_host_t ind_pm, ws_params_t params)
+{
+ simcall_host_set_params(ind_pm, params);
+}
+
+/** \ingroup m_host_management
+ * \brief Get the parameters of a given host
+ *
+ * \param host a host
+ * \param params a prameter object
+ */
+void MSG_host_get_params(msg_host_t ind_pm, ws_params_t params)
+{
+ simcall_host_get_params(ind_pm, params);
}