#include "xbt/swag.h"
#include "xbt/dynar.h"
#include "xbt/dict.h"
+#include "xbt/misc.h"
+#include "portable.h"
+#include "xbt/config.h"
-/* Actions and resources are higly connected structures... */
+SG_BEGIN_DECL()
+
+
+/* Actions and models are higly connected structures... */
/** \brief Action datatype
* \ingroup SURF_actions
- *
- * An action is some working amount on a resource.
+ *
+ * An action is some working amount on a model.
* It is represented as a cost, a priority, a duration and a state.
*
* \see e_surf_action_state_t
*/
-typedef struct surf_action *surf_action_t;
+ typedef struct surf_action *surf_action_t;
-/** \brief Resource datatype
- * \ingroup SURF_resources
- *
- * Generic data structure for a resource. The workstations,
- * the CPUs and the network links are examples of resources.
+/** \brief Model datatype
+ * \ingroup SURF_models
+ *
+ * Generic data structure for a model. The workstations,
+ * the CPUs and the network links are examples of models.
*/
-typedef struct surf_resource *surf_resource_t;
+ typedef struct surf_model *surf_model_t;
+
+/** \brief Resource model description
+ */
+ typedef struct surf_model_description {
+ const char *name;
+ surf_model_t model;
+ void (*model_init_preparse) (const char *filename);
+ void (*model_init_postparse) (void);
+ } s_surf_model_description_t, *surf_model_description_t;
+
+XBT_PUBLIC(void) update_model_description(s_surf_model_description_t * table,
+ const char *name,
+ surf_model_t model);
+XBT_PUBLIC(int) find_model_description(s_surf_model_description_t * table,
+ const char *name);
/** \brief Action structure
* \ingroup SURF_actions
*
* Never create s_surf_action_t by yourself ! The actions are created
- * on the fly when you call execute or communicate on a resource.
- *
+ * on the fly when you call execute or communicate on a model.
+ *
* \see e_surf_action_state_t
*/
-typedef struct surf_action {
- s_xbt_swag_hookup_t state_hookup;
- xbt_swag_t state_set;
- double cost; /**< cost */
- double priority; /**< priority (1.0 by default) */
- double max_duration; /**< max_duration (may fluctuate until
+ typedef struct surf_action {
+ s_xbt_swag_hookup_t state_hookup;
+ xbt_swag_t state_set;
+ double cost; /**< cost */
+ double priority; /**< priority (1.0 by default) */
+ double max_duration; /**< max_duration (may fluctuate until
the task is completed) */
- double remains; /**< How much of that cost remains to
+ double remains; /**< How much of that cost remains to
* be done in the currently running task */
- double start; /**< start time */
- double finish; /**< finish time : this is modified during the run
+ double start; /**< start time */
+ double finish; /**< finish time : this is modified during the run
* and fluctuates until the task is completed */
- void *data; /**< for your convenience */
- int using;
- surf_resource_t resource_type;
-} s_surf_action_t;
+ void *data; /**< for your convenience */
+ int refcount;
+ surf_model_t model_type;
+ } s_surf_action_t;
/** \brief Action states
* \ingroup SURF_actions
*
* \see surf_action_t, surf_action_state_t
*/
-typedef enum {
- SURF_ACTION_READY = 0, /**< Ready */
- SURF_ACTION_RUNNING, /**< Running */
- SURF_ACTION_FAILED, /**< Task Failure */
- SURF_ACTION_DONE, /**< Completed */
- SURF_ACTION_TO_FREE, /**< Action to free in next cleanup */
- SURF_ACTION_NOT_IN_THE_SYSTEM /**< Not in the system anymore. Why did you ask ? */
-} e_surf_action_state_t;
+ typedef enum {
+ SURF_ACTION_READY = 0, /**< Ready */
+ SURF_ACTION_RUNNING, /**< Running */
+ SURF_ACTION_FAILED, /**< Task Failure */
+ SURF_ACTION_DONE, /**< Completed */
+ SURF_ACTION_TO_FREE, /**< Action to free in next cleanup */
+ SURF_ACTION_NOT_IN_THE_SYSTEM
+ /**< Not in the system anymore. Why did you ask ? */
+ } e_surf_action_state_t;
/** \brief Action state sets
* \ingroup SURF_actions
*
* \see surf_action_t, e_surf_action_state_t
*/
-typedef struct surf_action_state {
- xbt_swag_t ready_action_set; /**< Actions in state SURF_ACTION_READY */
- xbt_swag_t running_action_set; /**< Actions in state SURF_ACTION_RUNNING */
- xbt_swag_t failed_action_set; /**< Actions in state SURF_ACTION_FAILED */
- xbt_swag_t done_action_set; /**< Actions in state SURF_ACTION_DONE */
-} s_surf_action_state_t, *surf_action_state_t;
+ typedef struct surf_action_state {
+ xbt_swag_t ready_action_set;
+ /**< Actions in state SURF_ACTION_READY */
+ xbt_swag_t running_action_set;
+ /**< Actions in state SURF_ACTION_RUNNING */
+ xbt_swag_t failed_action_set;
+ /**< Actions in state SURF_ACTION_FAILED */
+ xbt_swag_t done_action_set;
+ /**< Actions in state SURF_ACTION_DONE */
+ } s_surf_action_state_t, *surf_action_state_t;
/***************************/
-/* Generic resource object */
+/* Generic model object */
/***************************/
-/** \brief Public data available on all resources
- * \ingroup SURF_resources
- *
- * These functions are implemented by all resources.
- */
-typedef struct surf_resource_public {
- s_surf_action_state_t states; /**< Any living action on this resource */
- void *(*name_service) (const char *name); /**< Return a resource given its name */
- const char *(*get_resource_name) (void *resource_id); /**< Return the name of a resource */
-
- e_surf_action_state_t(*action_get_state) (surf_action_t action); /**< Return the state of an action */
- double (*action_get_start_time) (surf_action_t action); /**< Return the start time of an action */
- double (*action_get_finish_time) (surf_action_t action); /**< Return the finish time of an action */
- void (*action_use) (surf_action_t action); /**< Set an action used */
- int (*action_free) (surf_action_t action); /**< Free an action */
- void (*action_cancel) (surf_action_t action); /**< Cancel a running action */
- void (*action_recycle) (surf_action_t action); /**< Recycle an action */
- void (*action_change_state) (surf_action_t action, /**< Change an action state*/
- e_surf_action_state_t state);
- void (*action_set_data) (surf_action_t action, void *data); /**< Set the user data of an action */
- void (*suspend) (surf_action_t action); /**< Suspend an action */
- void (*resume) (surf_action_t action); /**< Resume a suspended action */
- int (*is_suspended) (surf_action_t action); /**< Return whether an action is suspended */
- void (*set_max_duration) (surf_action_t action, double duration); /**< Set the max duration of an action*/
- void (*set_priority) (surf_action_t action, double priority); /**< Set the priority of an action */
- const char *name; /**< Name of this resource */
-} s_surf_resource_public_t, *surf_resource_public_t;
-
-/** \brief Private data available on all resources
- * \ingroup SURF_resources
- */
-typedef struct surf_resource_private *surf_resource_private_t;
-
-/** \brief Resource datatype
- * \ingroup SURF_resources
- *
- * Generic data structure for a resource. The workstations,
- * the CPUs and the network links are examples of resources.
- */
-typedef struct surf_resource {
- surf_resource_private_t common_private;
- surf_resource_public_t common_public;
-} s_surf_resource_t;
+/** \brief Public data available on all models
+ * \ingroup SURF_models
+ *
+ * These functions are implemented by all models.
+ */
+ typedef struct surf_model_public {
+ } s_surf_model_public_t, *surf_model_public_t;
+
+/** \brief Private data available on all models
+ * \ingroup SURF_models
+ */
+ typedef struct surf_model_private *surf_model_private_t;
+
+ /** \brief Timer model extension public
+ * \ingroup SURF_model
+ *
+ * Additionnal functions specific to the timer model
+ */
+ typedef struct surf_timer_model_extension_public {
+ void (*set) (double date, void *function, void *arg);
+ int (*get) (void **function, void **arg);
+ } s_surf_model_extension_timer_t;
+
+ /* Cpu model */
+
+ /** \brief CPU state
+ * \ingroup SURF_models
+ */
+ typedef enum {
+ SURF_CPU_ON = 1, /**< Up & ready */
+ SURF_CPU_OFF = 0 /**< Down & broken */
+ } e_surf_cpu_state_t;
+
+ /** \brief CPU model extension public
+ * \ingroup SURF_models
+ *
+ * Public functions specific to the CPU model.
+ */
+ typedef struct surf_cpu_model_extension_public {
+ surf_action_t(*execute) (void *cpu, double size);
+ surf_action_t(*sleep) (void *cpu, double duration);
+ e_surf_cpu_state_t(*get_state) (void *cpu);
+ double (*get_speed) (void *cpu, double load);
+ double (*get_available_speed) (void *cpu);
+ } s_surf_model_extension_cpu_t;
+
+ /* 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);
+ int (*link_shared) (const void *link);
+ } s_surf_model_extension_network_t;
+
+ /** \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 */
+ int (*link_shared) (const void *link);
+ } s_surf_model_extension_workstation_t;
+
+/** \brief Model datatype
+ * \ingroup SURF_models
+ *
+ * Generic data structure for a model. The workstations,
+ * the CPUs and the network links are examples of models.
+ */
+ typedef struct surf_model {
+ const char *name;/**< Name of this model */
+ s_surf_action_state_t states; /**< Any living action on this model */
+ const char *(*get_resource_name) (void *resource_id);/**< Return the name of a resource */
+
+ e_surf_action_state_t(*action_get_state) (surf_action_t action);/**< Return the state of an action */
+ double (*action_get_start_time) (surf_action_t action);/**< Return the start time of an action */
+ double (*action_get_finish_time) (surf_action_t action);/**< Return the finish time of an action */
+ void (*action_use) (surf_action_t action);/**< Set an action used */
+ int (*action_free) (surf_action_t action);/**< Free an action */
+ void (*action_cancel) (surf_action_t action);/**< Cancel a running action */
+ void (*action_recycle) (surf_action_t action);/**< Recycle an action */
+ void (*action_change_state) (surf_action_t action,
+ e_surf_action_state_t state);
+ /**< Change an action state*/
+ void (*action_set_data) (surf_action_t action, void *data);/**< Set the user data of an action */
+ void (*suspend) (surf_action_t action);/**< Suspend an action */
+ void (*resume) (surf_action_t action);/**< Resume a suspended action */
+ int (*is_suspended) (surf_action_t action);/**< Return whether an action is suspended */
+ void (*set_max_duration) (surf_action_t action, double duration);/**< Set the max duration of an action*/
+ void (*set_priority) (surf_action_t action, double priority);/**< Set the priority of an action */
+ xbt_dict_t(*get_properties) (void *resource_id);/**< Return the properties dictionary */
+ xbt_dict_t resource_set;
+
+
+
+ surf_model_private_t model_private;
+
+
+
+ union extension {
+ s_surf_model_extension_timer_t timer;
+ s_surf_model_extension_cpu_t cpu;
+ s_surf_model_extension_network_t network;
+ s_surf_model_extension_workstation_t workstation;
+ } extension;
+ } s_surf_model_t;
+
+ surf_model_t surf_model_init(void);
+ void surf_model_exit(surf_model_t model);
+
+ void *surf_model_resource_by_name(surf_model_t model, const char *name);
+#define surf_model_resource_set(model) (model)->resource_set
+
+ typedef struct surf_resource {
+ surf_model_t model;
+ } s_surf_resource_t, *surf_resource_t;
/**************************************/
-/* Implementations of resource object */
+/* Implementations of model object */
/**************************************/
-/** \brief Timer resource extension public
- * \ingroup SURF_resource
- *
- * Additionnal functions specific to the timer resource
- */
-typedef struct surf_timer_resource_extension_public {
- void (*set) (double date, void *function, void *arg);
- int (*get) (void **function, void **arg);
-} s_surf_timer_resource_extension_public_t,
- *surf_timer_resource_extension_public_t;
-/** \brief Timer resource
- * \ingroup SURF_resources
+/** \brief The timer model
+ * \ingroup SURF_models
*/
-typedef struct surf_timer_resource {
- surf_resource_private_t common_private;
- surf_resource_public_t common_public;
- surf_timer_resource_extension_public_t extension_public;
-} s_surf_timer_resource_t, *surf_timer_resource_t;
+XBT_PUBLIC_DATA(surf_model_t) surf_timer_model;
-/** \brief The timer resource
- * \ingroup SURF_resources
+/** \brief Initializes the timer model
+ * \ingroup SURF_models
*/
-extern surf_timer_resource_t surf_timer_resource;
+XBT_PUBLIC(void) surf_timer_model_init(const char *filename);
-/** \brief Initializes the timer resource
- * \ingroup SURF_resources
+/** \brief The CPU model
+ * \ingroup SURF_models
*/
-XBT_PUBLIC void surf_timer_resource_init(const char *filename);
+XBT_PUBLIC_DATA(surf_model_t) surf_cpu_model;
-/* Cpu resource */
+/** \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);
-/** \brief CPU state
- * \ingroup SURF_resources
+/** \brief The list of all available cpu model models
+ * \ingroup SURF_models
*/
-typedef enum {
- SURF_CPU_ON = 1, /**< Ready */
- SURF_CPU_OFF = 0 /**< Running */
-} e_surf_cpu_state_t;
+XBT_PUBLIC_DATA(s_surf_model_description_t) surf_cpu_model_description[];
-/** \brief CPU resource extension public
- * \ingroup SURF_resources
- *
- * Public functions specific to the CPU resource.
+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.
*/
-typedef struct surf_cpu_resource_extension_public {
- surf_action_t(*execute) (void *cpu, double size);
- surf_action_t(*sleep) (void *cpu, double duration);
- 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_resource_extension_public_t,
- *surf_cpu_resource_extension_public_t;
+XBT_PUBLIC_DATA(surf_model_t) surf_network_model;
-/** \brief CPU resource datatype
- * \ingroup SURF_resources
+/** \brief Initializes the platform with the network model 'LagrangeVelho'
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * This model is proposed by Arnaud Legrand and Pedro Velho based on
+ * the results obtained with the GTNets simulator for onelink and
+ * dogbone sharing scenarios.
+ *
+ * \see surf_workstation_model_init_LegrandVelho()
*/
-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;
+XBT_PUBLIC(void) surf_network_model_init_LegrandVelho(const char *filename);
-/** \brief The CPU resource
- * \ingroup SURF_resources
+/** \brief Initializes the platform with the network model 'Constant'
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * In this model, the communication time between two network cards is
+ * constant, hence no need for a routing table. This is particularly
+ * usefull when simulating huge distributed algorithms where
+ * scalability is really an issue. This function is called in
+ * conjunction with surf_workstation_model_init_compound.
+ *
+ * \see surf_workstation_model_init_compound()
*/
-extern surf_cpu_resource_t surf_cpu_resource;
+XBT_PUBLIC(void) surf_network_model_init_Constant(const char *filename);
-/** \brief Initializes the CPU resource with the model Cas01
- * \ingroup SURF_resources
+/** \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_resource_init_CLM03
- * so you shouldn't have to call it by yourself.
+ * 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_resource_init_CLM03()
+ * \see surf_workstation_model_init_CLM03()
*/
-XBT_PUBLIC void surf_cpu_resource_init_Cas01(const char *filename);
+XBT_PUBLIC(void) surf_network_model_init_CM02(const char *filename);
-/* Network resource */
+#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 Network resource extension public
- * \ingroup SURF_resources
+/** \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.
*
- * Public functions specific to the network resource
*/
-typedef struct surf_network_resource_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_resource_extension_public_t,
- *surf_network_resource_extension_public_t;
+XBT_PUBLIC(void) surf_network_model_init_Reno(const char *filename);
-/** \brief Network resource datatype
- * \ingroup SURF_resources
+/** \brief Initializes the platform with the network model Reno2
+ * \ingroup SURF_models
+ * \param filename XML platform file name
+ *
+ * The problem is related to max( sum( arctan(C * Df * xi) ) ).
+ *
+ * Reference:
+ * [LOW01] 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.
+ *
*/
-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;
+XBT_PUBLIC(void) surf_network_model_init_Reno2(const char *filename);
-/** \brief The network resource
- * \ingroup SURF_resources
+/** \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.
*
- * When creating a new API on top on SURF, you shouldn't use the
- * network resource unless you know what you are doing. Only the workstation
- * resource should be accessed because depending on the platform model,
- * the network resource can be NULL.
*/
-extern surf_network_resource_t surf_network_resource;
+XBT_PUBLIC(void) surf_network_model_init_Vegas(const char *filename);
-/** \brief Initializes the platform with the network model CM02
- * \ingroup SURF_resources
+#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 is called by surf_workstation_resource_init_CLM03
- * so you shouldn't call it by yourself.
- *
- * \see surf_workstation_resource_init_CLM03()
- */
-XBT_PUBLIC void surf_network_resource_init_CM02(const char *filename);
-
-/** \brief Workstation resource extension public
- * \ingroup SURF_resources
- *
- * Public functions specific to the workstation resource.
- */
-typedef struct surf_workstation_resource_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_resource_extension_public_t,
- *surf_workstation_resource_extension_public_t;
-
-/** \brief Workstation resource datatype.
- * \ingroup SURF_resources
- *
- */
-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;
-
-/** \brief The workstation resource
- * \ingroup SURF_resources
+ * This function implements the proportional fairness known as the maximization
+ * of x1*x2*...*xn .
+ *
+ * Reference:
+ *
+ * [TAG03]. Corinne Touati, Eitan Altman, and Jerome 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
+
+/** \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 The workstation model
+ * \ingroup SURF_models
*
* Note that when you create an API on top of SURF,
- * the workstation resource should be the only one you use
- * because depending on the platform model, the network resource and the CPU resource
+ * 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.
*/
-extern surf_workstation_resource_t surf_workstation_resource;
+XBT_PUBLIC_DATA(surf_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_resources
+ * \ingroup SURF_models
* \param filename XML platform file name
*
- * This platform model seperates the workstation resource and the network resource.
- * The workstation resource will be initialized with the model CLM03, the network
- * resource with the model CM02 and the CPU resource with the model Cas01.
+ * 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_resource_init_KCCFLN05()
+ * \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_resource_init_CLM03(const char *filename);
+XBT_PUBLIC(void) surf_workstation_model_init_KCCFLN05(const char *filename);
/** \brief Initializes the platform with the model KCCFLN05
- * \ingroup SURF_resources
+ * \ingroup SURF_models
* \param filename XML platform file name
*
- * With this model, the workstations and the network are handled together.
- * There is no network resource. This platform model is the default one for
- * MSG and SimDag.
+ * 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.
*
- * \see surf_workstation_resource_init_CLM03()
*/
-void surf_workstation_resource_init_KCCFLN05(const char *filename);
+XBT_PUBLIC(void) surf_workstation_model_init_ptask_L07(const char *filename);
+
+/** \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_resources
+ * \ingroup SURF_models
*
* This dict contains all network links.
*
* \see workstation_set
*/
-extern xbt_dict_t network_link_set;
+XBT_PUBLIC_DATA(xbt_dict_t) link_set;
/** \brief The workstations
- * \ingroup SURF_resources
+ * \ingroup SURF_models
*
* This dict contains all workstations.
*
- * \see network_link_set
+ * \see link_set
*/
-extern xbt_dict_t workstation_set;
-
-/** \brief List of initialized resources
- * \ingroup SURF_resources
+/** \brief List of initialized models
+ * \ingroup SURF_models
*/
-extern xbt_dynar_t resource_list;
+XBT_PUBLIC_DATA(xbt_dynar_t) model_list;
/*******************************************/
/*** SURF Globals **************************/
/*******************************************/
+XBT_PUBLIC_DATA(xbt_cfg_t) _surf_cfg_set;
/** \brief Initialize SURF
* \ingroup SURF_simulation
* \param argc argument number
* \param argv arguments
*
- * This function has to be called to initialize the common structures.
- * Then you will have to create the environment by calling surf_timer_resource_init()
- * and surf_workstation_resource_init_CLM03() or surf_workstation_resource_init_KCCFLN05().
+ * This function has to be called to initialize the common
+ * structures. Then you will have to create the environment by
+ * calling surf_timer_model_init() and
+ * e.g. surf_workstation_model_init_CLM03() or
+ * surf_workstation_model_init_KCCFLN05().
*
- * \see surf_timer_resource_init(), surf_workstation_resource_init_CLM03(),
- * surf_workstation_resource_init_KCCFLN05(), surf_exit()
+ * \see surf_timer_model_init(), surf_workstation_model_init_CLM03(),
+ * surf_workstation_model_init_KCCFLN05(), surf_workstation_model_init_compound(), surf_exit()
*/
-void surf_init(int *argc, char **argv); /* initialize common structures */
+XBT_PUBLIC(void) surf_init(int *argc, char **argv); /* initialize common structures */
+
+/** \brief Initialize the used models.
+ *
+ * Must be called after the surf_init so that configuration infrastructure is created
+ * Must be called before parsing/creating the environment
+ * Must not be called within the initialization process so that the use get a chance to change the settings from
+ * its code between, say, MSG_init and MSG_create_environment using MSG_config
+ */
+XBT_PUBLIC(void) surf_config_models_setup(const char *platform_file);
+
+/** \brief create the elements of the models
+ *
+ * Must be called after parsing the platform file and before using any elements
+ */
+XBT_PUBLIC(void) surf_config_models_create_elms(void);
+
+/** \brief Finish simulation initialization
+ * \ingroup SURF_simulation
+ *
+ * This function must be called before the first call to surf_solve()
+ */
+XBT_PUBLIC(void) surf_presolve(void);
/** \brief Performs a part of the simulation
* \ingroup SURF_simulation
*
* This function execute all possible events, update the action states
* and returns the time elapsed.
- * When you call execute or communicate on a resource, the corresponding actions
+ * When you call execute or communicate on a model, the corresponding actions
* are not executed immediately but only when you call surf_solve.
* Note that the returned elapsed time can be zero.
*/
-double surf_solve(void);
+XBT_PUBLIC(double) surf_solve(void);
/** \brief Return the current time
* \ingroup SURF_simulation
*
* Return the current time in millisecond.
*/
-double surf_get_clock(void);
+XBT_PUBLIC(double) surf_get_clock(void);
/** \brief Exit SURF
* \ingroup SURF_simulation
*
* \see surf_init()
*/
-void surf_exit(void);
+XBT_PUBLIC(void) surf_exit(void);
+
+/* Prototypes of the functions that handle the properties */
+XBT_PUBLIC_DATA(xbt_dict_t) current_property_set; /* the prop set for the currently parsed element (also used in SIMIX) */
+XBT_PUBLIC_DATA(void) parse_properties(void);
+
+/* surf parse file related (public because called from a test suite) */
+XBT_PUBLIC(void) parse_platform_file(const char *file);
+
+/* Stores the sets */
+XBT_PUBLIC_DATA(xbt_dict_t) set_list;
+
+XBT_PUBLIC_DATA(void) manage_route(xbt_dict_t route_table,
+ const char *route_name, int action,
+ int isMultiRoute);
+XBT_PUBLIC_DATA(int) route_action;
+
+/* This is used by all models when creating the routing table while parsing */
+XBT_PUBLIC_DATA(xbt_dict_t) route_table;
+XBT_PUBLIC_DATA(xbt_dict_t) route_multi_table;
+
+
+/* For the trace and trace:connect tag (store their content till the end of the parsing) */
+XBT_PUBLIC_DATA(xbt_dict_t) traces_set_list;
+XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_host_avail;
+XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_power;
+XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_link_avail;
+XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_bandwidth;
+XBT_PUBLIC_DATA(xbt_dict_t) trace_connect_list_latency;
+
+
+XBT_PUBLIC_DATA(double) get_cpu_power(const char *power);
+
-#endif /* _SURF_SURF_H */
+SG_END_DECL()
+#endif /* _SURF_SURF_H */