- void (*suspend) (surf_action_t action);
- void (*resume) (surf_action_t action);
- int (*is_suspended) (surf_action_t action);
- e_surf_cpu_state_t(*get_state) (void *cpu);
-} s_surf_cpu_resource_extension_public_t,
- *surf_cpu_resource_extension_public_t;
-
-typedef struct surf_cpu_resource {
- surf_resource_private_t common_private;
- surf_resource_public_t common_public;
- surf_cpu_resource_extension_public_t extension_public;
-} s_surf_cpu_resource_t, *surf_cpu_resource_t;
-extern surf_cpu_resource_t surf_cpu_resource;
-void surf_cpu_resource_init(const char *filename);
-
-/* Network resource */
-typedef struct surf_network_resource_extension_private
-*surf_network_resource_extension_private_t;
-typedef struct surf_network_resource_extension_public {
- surf_action_t(*communicate) (void *src, void *dst, double size);
-} s_surf_network_resource_extension_public_t,
- *surf_network_resource_extension_public_t;
-
-typedef struct surf_network_resource {
- surf_resource_private_t common_private;
- surf_resource_public_t common_public;
- surf_network_resource_extension_public_t extension_public;
-} s_surf_network_resource_t, *surf_network_resource_t;
-
-extern surf_network_resource_t surf_network_resource;
-void surf_network_resource_init(const char *filename);
-
-/* Workstation resource */
-typedef struct surf_workstation_resource_extension_private
-*surf_workstation_resource_extension_private_t;
-typedef struct surf_workstation_resource_extension_public {
- surf_action_t(*execute) (void *workstation, double size);
- surf_action_t(*sleep) (void *workstation, double duration);
- void (*suspend) (surf_action_t action);
- void (*resume) (surf_action_t action);
- int (*is_suspended) (surf_action_t action);
- e_surf_cpu_state_t(*get_state) (void *workstation);
- surf_action_t(*communicate) (void *workstation_src,
- void *workstation_dst, double size);
-} s_surf_workstation_resource_extension_public_t,
- *surf_workstation_resource_extension_public_t;
-
-typedef struct surf_workstation_resource {
- surf_resource_private_t common_private;
- surf_resource_public_t common_public;
- surf_workstation_resource_extension_public_t extension_public;
-} s_surf_workstation_resource_t, *surf_workstation_resource_t;
-
-extern surf_workstation_resource_t surf_workstation_resource;
-void surf_workstation_resource_init(const char *filename);
-extern xbt_dict_t workstation_set;
+ e_surf_cpu_state_t(*get_state) (void *cpu);
+ double (*get_speed) (void *cpu, double load);
+ double (*get_available_speed) (void *cpu);
+} s_surf_cpu_model_extension_public_t,
+ *surf_cpu_model_extension_public_t;
+
+/** \brief CPU model datatype
+ * \ingroup SURF_models
+ */
+typedef struct surf_cpu_model {
+ surf_model_private_t common_private;
+ surf_model_public_t common_public;
+ surf_cpu_model_extension_public_t extension_public;
+} s_surf_cpu_model_t, *surf_cpu_model_t;
+
+/** \brief The CPU model
+ * \ingroup SURF_models
+ */
+XBT_PUBLIC_DATA(surf_cpu_model_t) surf_cpu_model;
+
+/** \brief Initializes the CPU model with the model Cas01
+ * \ingroup SURF_models
+ *
+ * This function is called by surf_workstation_model_init_CLM03
+ * so you shouldn't have to call it by yourself.
+ *
+ * \see surf_workstation_model_init_CLM03()
+ */
+XBT_PUBLIC(void) surf_cpu_model_init_Cas01(const char *filename);
+
+XBT_PUBLIC_DATA(int) surf_cpu_model_description_size;
+/** \brief The list of all available cpu model models
+ * \ingroup SURF_models
+ */
+XBT_PUBLIC_DATA(s_surf_model_description_t) surf_cpu_model_description[];
+
+/* Network model */
+
+/** \brief Network model extension public
+ * \ingroup SURF_models
+ *
+ * Public functions specific to the network model
+ */
+typedef struct surf_network_model_extension_public {
+ surf_action_t(*communicate) (void *src, void *dst, double size,
+ double max_rate);
+ const void** (*get_route) (void *src, void *dst);
+ int (*get_route_size) (void *src, void *dst);
+ const char* (*get_link_name) (const void *link);
+ double (*get_link_bandwidth) (const void *link);
+ double (*get_link_latency) (const void *link);
+} s_surf_network_model_extension_public_t,
+ *surf_network_model_extension_public_t;
+
+/** \brief Network model datatype
+ * \ingroup SURF_models
+ */
+typedef struct surf_network_model {
+ surf_model_private_t common_private;
+ surf_model_public_t common_public;
+ surf_network_model_extension_public_t extension_public;
+} s_surf_network_model_t, *surf_network_model_t;
+
+XBT_PUBLIC(void) create_workstations(void);
+
+/** \brief The network model
+ * \ingroup SURF_models
+ *
+ * When creating a new API on top on SURF, you shouldn't use the
+ * network model unless you know what you are doing. Only the workstation
+ * model should be accessed because depending on the platform model,
+ * the network model can be NULL.
+ */
+XBT_PUBLIC_DATA(surf_network_model_t) surf_network_model;
+
+/** \brief Initializes the platform with the network model CM02
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * This function is called by surf_workstation_model_init_CLM03
+ * or by yourself only if you plan using surf_workstation_model_init_compound
+ *
+ * \see surf_workstation_model_init_CLM03()
+ */
+XBT_PUBLIC(void) surf_network_model_init_CM02(const char *filename);
+
+#ifdef HAVE_GTNETS
+/** \brief Initializes the platform with the network model GTNETS
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * This function is called by surf_workstation_model_init_GTNETS
+ * or by yourself only if you plan using surf_workstation_model_init_compound
+ *
+ * \see surf_workstation_model_init_GTNETS()
+ */
+XBT_PUBLIC(void) surf_network_model_init_GTNETS(const char *filename);
+#endif
+
+/** \brief Initializes the platform with the network model Reno
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * The problem is related to max( sum( arctan(C * Df * xi) ) ).
+ *
+ * Reference:
+ * [LOW03] S. H. Low. A duality model of TCP and queue management algorithms.
+ * IEEE/ACM Transaction on Networking, 11(4):525-536, 2003.
+ *
+ * Call this function only if you plan using surf_workstation_model_init_compound.
+ *
+ */
+XBT_PUBLIC(void) surf_network_model_init_Reno(const char *filename);
+
+/** \brief Initializes the platform with the network model Vegas
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * This problem is related to max( sum( a * Df * ln(xi) ) ) which is equivalent
+ * to the proportional fairness.
+ *
+ * Reference:
+ * [LOW03] S. H. Low. A duality model of TCP and queue management algorithms.
+ * IEEE/ACM Transaction on Networking, 11(4):525-536, 2003.
+ *
+ * Call this function only if you plan using surf_workstation_model_init_compound.
+ *
+ */
+XBT_PUBLIC(void) surf_network_model_init_Vegas(const char *filename);
+
+#ifdef HAVE_SDP
+/** \brief Initializes the platform with the network model based on SDP
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * This function implements the proportional fairness known as the maximization
+ * of x1*x2*...*xn .
+ *
+ * Reference:
+ *
+ * [TAG03]. Corinne Touati, Eitan Altman, and Jérôme Galtier.
+ * Semi-definite programming approach for bandwidth allocation and routing in networks.
+ * Game Theory and Applications, 9:169-179, December 2003. Nova publisher.
+ *
+ * Call this function only if you plan using surf_workstation_model_init_compound.
+ */
+XBT_PUBLIC(void) surf_network_model_init_SDP(const char *filename);
+#endif
+
+
+
+XBT_PUBLIC_DATA(int) surf_network_model_description_size;
+/** \brief The list of all available network model models
+ * \ingroup SURF_models
+ */
+XBT_PUBLIC_DATA(s_surf_model_description_t) surf_network_model_description[];
+
+/** \brief Workstation model extension public
+ * \ingroup SURF_models
+ *
+ * Public functions specific to the workstation model.
+ */
+typedef struct surf_workstation_model_extension_public {
+ surf_action_t(*execute) (void *workstation, double size); /**< Execute a computation amount on a workstation
+ and create the corresponding action */
+ surf_action_t(*sleep) (void *workstation, double duration); /**< Make a workstation sleep during a given duration */
+ e_surf_cpu_state_t(*get_state) (void *workstation); /**< Return the CPU state of a workstation */
+ double (*get_speed) (void *workstation, double load); /**< Return the speed of a workstation */
+ double (*get_available_speed) (void *workstation); /**< Return tha available speed of a workstation */
+ surf_action_t(*communicate) (void *workstation_src, /**< Execute a communication amount between two workstations */
+ void *workstation_dst, double size,
+ double max_rate);
+
+ surf_action_t(*execute_parallel_task) (int workstation_nb, /**< Execute a parallel task on several workstations */
+ void **workstation_list,
+ double *computation_amount,
+ double *communication_amount,
+ double amount,
+ double rate);
+ const void** (*get_route) (void *src, void *dst); /**< Return the network link list between two workstations */
+ int (*get_route_size) (void *src, void *dst); /**< Return the route size between two workstations */
+ const char* (*get_link_name) (const void *link); /**< Return the name of a network link */
+ double (*get_link_bandwidth) (const void *link); /**< Return the current bandwidth of a network link */
+ double (*get_link_latency) (const void *link); /**< Return the current latency of a network link */
+} s_surf_workstation_model_extension_public_t,
+ *surf_workstation_model_extension_public_t;
+
+/** \brief Workstation model datatype.
+ * \ingroup SURF_models
+ *
+ */
+typedef struct surf_workstation_model {
+ surf_model_private_t common_private;
+ surf_model_public_t common_public;
+ surf_workstation_model_extension_public_t extension_public;
+} s_surf_workstation_model_t, *surf_workstation_model_t;
+
+/** \brief The workstation model
+ * \ingroup SURF_models
+ *
+ * Note that when you create an API on top of SURF,
+ * the workstation model should be the only one you use
+ * because depending on the platform model, the network model and the CPU model
+ * may not exist.
+ */
+XBT_PUBLIC_DATA(surf_workstation_model_t) surf_workstation_model;
+
+/** \brief Initializes the platform with a compound workstation model
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * This function should be called after a cpu_model and a
+ * network_model have been set up.
+ *
+ */
+XBT_PUBLIC(void) surf_workstation_model_init_compound(const char *filename);
+
+/** \brief Initializes the platform with the workstation model CLM03
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * This platform model seperates the workstation model and the network model.
+ * The workstation model will be initialized with the model CLM03, the network
+ * model with the model CM02 and the CPU model with the model Cas01.
+ * In future releases, some other network models will be implemented and will be
+ * combined with the workstation model CLM03.
+ *
+ * \see surf_workstation_model_init_KCCFLN05()
+ */
+XBT_PUBLIC(void) surf_workstation_model_init_CLM03(const char *filename);
+
+/** \brief Initializes the platform with the model KCCFLN05
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * With this model, the workstations and the network are handled
+ * together. The network model is roughly the same as in CM02 but
+ * interference between computations and communications can be taken
+ * into account. This platform model is the default one for MSG and
+ * SimDag.
+ *
+ */
+XBT_PUBLIC(void) surf_workstation_model_init_KCCFLN05(const char *filename);
+
+/** \brief Initializes the platform with the model KCCFLN05
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * With this model, only parallel tasks can be used. Resource sharing
+ * is done by identifying bottlenecks and giving an equal share of
+ * the model to each action.
+ *
+ */
+XBT_PUBLIC(void) surf_workstation_model_init_ptask_L07(const char *filename);
+
+XBT_PUBLIC_DATA(int) surf_workstation_model_description_size;
+/** \brief The list of all available workstation model models
+ * \ingroup SURF_models
+ */
+XBT_PUBLIC_DATA(s_surf_model_description_t) surf_workstation_model_description[];
+
+/** \brief The network links
+ * \ingroup SURF_models
+ *
+ * This dict contains all network links.
+ *
+ * \see workstation_set
+ */
+XBT_PUBLIC_DATA(xbt_dict_t) link_set;
+
+/** \brief The workstations
+ * \ingroup SURF_models
+ *
+ * This dict contains all workstations.
+ *
+ * \see link_set
+ */
+XBT_PUBLIC_DATA(xbt_dict_t) workstation_set;
+XBT_PUBLIC_DATA(xbt_dict_t) cpu_set;
+/** \brief List of initialized models
+ * \ingroup SURF_models
+ */
+XBT_PUBLIC_DATA(xbt_dynar_t) model_list;