-/* Copyright (c) 2004-2014. The SimGrid Team.
+/* Copyright (c) 2004-2015. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
extern double sg_bandwidth_factor;
extern double sg_weight_S_parameter;
extern int sg_network_crosstraffic;
-#ifdef HAVE_GTNETS
-extern double sg_gtnets_jitter;
-extern int sg_gtnets_jitter_seed;
-#endif
extern xbt_dynar_t surf_path;
extern "C" {
}
extern double sg_sender_gap;
-XBT_PUBLIC(int) SURF_CPU_LEVEL; //Surf cpu level
extern surf_callback(void, void) surfExitCallbacks;
/***********
* Classes *
***********/
-//class Model;
-typedef Model* ModelPtr;
-
-//class Resource;
-typedef Resource* ResourcePtr;
-
-//class Action;
-typedef Action* ActionPtr;
-
typedef boost::intrusive::list<Action> ActionList;
typedef ActionList* ActionListPtr;
typedef boost::intrusive::list_base_hook<> actionHook;
*/
XBT_PUBLIC_CLASS Model {
public:
- /**
- * @brief Model constructor
- *
- * @param name the name of the model
- */
- Model(const char *name);
-
- /**
- * @brief Model destructor
- */
+ /** @brief Constructor */
+ Model();
+ /** @brief Destructor */
virtual ~Model();
virtual void addTraces() =0;
- /**
- * @brief Get the name of the current Model
- *
- * @return The name of the current Model
- */
- const char *getName() {return p_name;}
-
/**
* @brief Get the set of [actions](@ref Action) in *ready* state
*
virtual void updateActionsStateLazy(double now, double delta);
virtual void updateActionsStateFull(double now, double delta);
+ /** @brief Returns whether this model have an idempotent shareResource()
+ *
+ * The only model that is not is NS3: computing the next timestamp moves the model up to that point,
+ * so we need to call it only when the next timestamp of other sources is computed.
+ */
+ virtual bool shareResourcesIsIdempotent()=0;
+
protected:
ActionLmmListPtr p_modifiedSet;
lmm_system_t p_maxminSystem;
- e_UM_t p_updateMechanism;
+ e_UM_t p_updateMechanism = UM_UNDEFINED;
int m_selectiveUpdate;
xbt_heap_t p_actionHeap;
private:
- const char *p_name;
-
ActionListPtr p_readyActionSet; /**< Actions in state SURF_ACTION_READY */
ActionListPtr p_runningActionSet; /**< Actions in state SURF_ACTION_RUNNING */
ActionListPtr p_failedActionSet; /**< Actions in state SURF_ACTION_FAILED */
* @param name The name of the Resource
* @param props Dictionary of properties associated to this Resource
*/
- Resource(ModelPtr model, const char *name, xbt_dict_t props);
+ Resource(Model *model, const char *name, xbt_dict_t props);
/**
* @brief Resource constructor
* @param props Dictionary of properties associated to this Resource
* @param constraint The lmm constraint associated to this Resource if it is part of a LMM component
*/
- Resource(ModelPtr model, const char *name, xbt_dict_t props, lmm_constraint_t constraint);
-
+ Resource(Model *model, const char *name, xbt_dict_t props, lmm_constraint_t constraint);
/**
* @brief Resource constructor
*
* @param props Dictionary of properties associated to this Resource
* @param stateInit the initial state of the Resource
*/
- Resource(ModelPtr model, const char *name, xbt_dict_t props, e_surf_resource_state_t stateInit);
+ Resource(Model *model, const char *name, xbt_dict_t props, e_surf_resource_state_t stateInit);
/**
* @brief Resource destructor
*
* @return The Model of the current Resource
*/
- ModelPtr getModel();
+ Model *getModel();
/**
* @brief Get the name of the current Resource
private:
const char *p_name;
xbt_dict_t p_properties;
- ModelPtr p_model;
+ Model *p_model;
bool m_running;
e_surf_resource_state_t m_stateCurrent;
/**
* @brief Common initializations for the constructors
*/
- void initialize(ModelPtr model, double cost, bool failed,
+ void initialize(Model *model, double cost, bool failed,
lmm_variable_t var = NULL);
public:
*
* @param model The Model associated to this Action
* @param cost The cost of the Action
- * @param failed If the action is impossible (e.g.: execute something on a switched off workstation)
+ * @param failed If the action is impossible (e.g.: execute something on a switched off host)
*/
- Action(ModelPtr model, double cost, bool failed);
+ Action(Model *model, double cost, bool failed);
/**
* @brief Action constructor
*
* @param model The Model associated to this Action
* @param cost The cost of the Action
- * @param failed If the action is impossible (e.g.: execute something on a switched off workstation)
+ * @param failed If the action is impossible (e.g.: execute something on a switched off host)
* @param var The lmm variable associated to this Action if it is part of a LMM component
*/
- Action(ModelPtr model, double cost, bool failed, lmm_variable_t var);
+ Action(Model *model, double cost, bool failed, lmm_variable_t var);
- /**
- * @brief Action destructor
- */
+ /** @brief Destructor */
virtual ~Action();
- /**
- * @brief Finish the action
- */
+ /** @brief Mark that the action is now finished */
void finish();
- /**
- * @brief Get the [state](\ref e_surf_action_state_t) of the current Action
- *
- * @return The state of the current Action
- */
+ /** @brief Get the [state](\ref e_surf_action_state_t) of the current Action */
e_surf_action_state_t getState(); /**< get the state*/
-
- /**
- * @brief Set the [state](\ref e_surf_action_state_t) of the current Action
- *
- * @param state The new state of the current Action
- */
+ /** @brief Set the [state](\ref e_surf_action_state_t) of the current Action */
virtual void setState(e_surf_action_state_t state);
- /**
- * @brief Get the bound of the current Action
- *
- * @return The bound of the current Action
- */
+ /** @brief Get the bound of the current Action */
double getBound();
-
- /**
- * @brief Set the bound of the current Action
- *
- * @param bound The new bound of the current Action
- */
+ /** @brief Set the bound of the current Action */
void setBound(double bound);
- /**
- * @brief Get the start time of the current action
- *
- * @return The start time of the current action
- */
+ /** @brief Get the start time of the current action */
double getStartTime();
-
- /**
- * @brief Get the finish time of the current action
- *
- * @return The finish time of the current action
- */
+ /** @brief Get the finish time of the current action */
double getFinishTime();
- /**
- * @brief Get the data associated to the current action
- *
- * @return The data associated to the current action
- */
+ /** @brief Get the user data associated to the current action */
void *getData() {return p_data;}
-
- /**
- * @brief Set the data associated to the current action
- *
- * @param data The new data associated to the current action
- */
+ /** @brief Set the user data associated to the current action */
void setData(void* data);
- /**
- * @brief Get the maximum duration of the current action
- *
- * @return The maximum duration of the current action
- */
- double getMaxDuration() {return m_maxDuration;}
-
- /**
- * @brief Get the category associated to the current action
- *
- * @return The category associated to the current action
- */
- char *getCategory() {return p_category;}
-
- /**
- * @brief Get the cost of the current action
- *
- * @return The cost of the current action
- */
+ /** @brief Get the cost of the current action */
double getCost() {return m_cost;}
-
- /**
- * @brief Set the cost of the current action
- *
- * @param cost The new cost of the current action
- */
+ /** @brief Set the cost of the current action */
void setCost(double cost) {m_cost = cost;}
- /**
- * @brief Update the maximum duration of the current action
- *
- * @param delta [TODO]
- */
+ /** @brief Update the maximum duration of the current action
+ * @param delta Amount to remove from the MaxDuration */
void updateMaxDuration(double delta) {double_update(&m_maxDuration, delta,sg_surf_precision);}
- /**
- * @brief Update the remaining time of the current action
- *
- * @param delta [TODO]
- */
+ /** @brief Update the remaining time of the current action
+ * @param delta Amount to remove from the remaining time */
void updateRemains(double delta) {double_update(&m_remains, delta, sg_maxmin_precision*sg_surf_precision);}
- /**
- * @brief Set the remaining time of the current action
- *
- * @param value The new remaining time of the current action
- */
+ /** @brief Set the remaining time of the current action */
void setRemains(double value) {m_remains = value;}
+ /** @brief Get the remaining time of the current action after updating the resource */
+ virtual double getRemains();
+ /** @brief Get the remaining time of the current action without updating the resource */
+ double getRemainsNoUpdate();
- /**
- * @brief Set the finish time of the current action
- *
- * @param value The new Finush time of the current action
- */
+ /** @brief Set the finish time of the current action */
void setFinishTime(double value) {m_finish = value;}
- /**
- * @brief Add a reference to the current action
- */
+ /**@brief Add a reference to the current action (refcounting) */
void ref();
-
- /**
- * @brief Remove a reference to the current action
- * @details If the Action has no more reference, we destroy it
- *
- * @return true if the action was destroyed and false if someone still has references on it
+ /** @brief Unref that action (and destroy it if refcount reaches 0)
+ * @return true if the action was destroyed and false if someone still has references on it
*/
virtual int unref();
- /**
- * @brief Cancel the current Action if running
- */
+ /** @brief Cancel the current Action if running */
virtual void cancel();
- /**
- * @brief Recycle an Action
- */
- virtual void recycle(){};
-
- /**
- * @brief Suspend the current Action
- */
+ /** @brief Suspend the current Action */
virtual void suspend();
- /**
- * @brief Resume the current Action
- */
+ /** @brief Resume the current Action */
virtual void resume();
- /**
- * @brief Check if the current action is running
- *
- * @return true if the current Action is suspended, false otherwise
- */
+ /** @brief Returns true if the current action is running */
virtual bool isSuspended();
- /**
- * @brief Set the maximum duration of the current Action
- *
- * @param duration The new maximum duration of the current Action
- */
+ /** @brief Get the maximum duration of the current action */
+ double getMaxDuration() {return m_maxDuration;}
+ /** @brief Set the maximum duration of the current Action */
virtual void setMaxDuration(double duration);
- /**
- * @brief Set the priority of the current Action
- *
- * @param priority The new priority of the current Action
- */
- virtual void setPriority(double priority);
-
-#ifdef HAVE_TRACING
- /**
- * @brief Set the category of the current Action
- *
- * @param category The new category of the current Action
- */
+ /** @brief Get the tracing category associated to the current action */
+ char *getCategory() {return p_category;}
+ /** @brief Set the tracing category of the current Action */
void setCategory(const char *category);
-#endif
- /**
- * @brief Get the remaining time of the current action after updating the resource
- *
- * @return The remaining time
- */
- virtual double getRemains();
-
- /**
- * @brief Get the remaining time of the current action without updating the resource
- *
- * @return The remaining time
- */
- double getRemainsNoUpdate();
-
- /**
- * @brief Get the priority of the current Action
- *
- * @return The priority of the current Action
- */
+ /** @brief Get the priority of the current Action */
double getPriority() {return m_priority;};
+ /** @brief Set the priority of the current Action */
+ virtual void setPriority(double priority);
- /**
- * @brief Get the state set in which the action is
- *
- * @return The state set in which the action is
- */
+ /** @brief Get the state set in which the action is */
ActionListPtr getStateSet() {return p_stateSet;};
s_xbt_swag_hookup_t p_stateHookup;
- ModelPtr getModel() {return p_model;}
+ Model *getModel() {return p_model;}
protected:
ActionListPtr p_stateSet;
double m_finish; /**< finish time : this is modified during the run and fluctuates until the task is completed */
private:
- int resourceUsed(void *resource_id);
-
- /**
- * @brief Share the resources to the actions
- *
- * @param now [TODO]
- * @return In how much time the next action may terminate
- */
- double shareResources(double now);
-
- /**
- * @brief Update the current action state
- * @details [TODO]
- *
- * @param now [TODO]
- * @param delta [TODO]
- */
- void updateActionsState(double now, double delta);
-
- /**
- * @brief Update the [TODO]
- * @details [TODO]
- *
- * @param id [TODO]
- * @param event_type [TODO]
- * @param value [TODO]
- * @param time [TODO]
- */
- void updateResourceState(void *id, tmgr_trace_event_t event_type,
- double value, double time);
-
- ActionLmmListPtr p_modifiedSet;
- xbt_heap_t p_actionHeap;
- int m_selectiveUpdate;
- bool m_failed;
double m_start; /**< start time */
char *p_category; /**< tracing category for categorized resource utilization monitoring */
int m_latencyLimited; /**< Set to 1 if is limited by latency, 0 otherwise */
#endif
double m_cost;
- ModelPtr p_model;
+ Model *p_model;
void *p_data; /**< for your convenience */
/* LMM */
virtual void updateRemainingLazy(double now);
void heapInsert(xbt_heap_t heap, double key, enum heap_action_type hat);
void heapRemove(xbt_heap_t heap);
+ void heapUpdate(xbt_heap_t heap, double key, enum heap_action_type hat);
void updateIndexHeap(int i);
lmm_variable_t getVariable() {return p_variable;}
double getLastUpdate() {return m_lastUpdate;}
