/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
-
+#include "xbt/fifo.h"
#include "surf_interface.hpp"
#include "surf_routing.hpp"
*************/
/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emit the callbacks after NetworkLink creation *
+ * @brief Callbacks handler which emits the callbacks after NetworkLink creation
* @details Callback functions have the following signature: `void(NetworkLinkPtr)`
*/
-extern surf_callback(void, NetworkLinkPtr) networkLinkCreatedCallbacks;
+XBT_PUBLIC_DATA( surf_callback(void, NetworkLinkPtr)) networkLinkCreatedCallbacks;
/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emit the callbacks after NetworkLink destruction *
+ * @brief Callbacks handler which emits the callbacks after NetworkLink destruction
* @details Callback functions have the following signature: `void(NetworkLinkPtr)`
*/
-extern surf_callback(void, NetworkLinkPtr) networkLinkDestructedCallbacks;
+XBT_PUBLIC_DATA( surf_callback(void, NetworkLinkPtr)) networkLinkDestructedCallbacks;
+
+/** @ingroup SURF_callbacks
+ * @brief Callbacks handler which emits the callbacks after NetworkLink State changed
+ * @details Callback functions have the following signature: `void(NetworkLinkActionPtr action, e_surf_resource_state_t old, e_surf_resource_state_t current)`
+ */
+XBT_PUBLIC_DATA( surf_callback(void, NetworkLinkPtr, e_surf_resource_state_t, e_surf_resource_state_t)) networkLinkStateChangedCallbacks;
/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emit the callbacks after NetworkLink State changed *
- * @details Callback functions have the following signature: `void(NetworkLinkActionPtr)`
+ * @brief Callbacks handler which emits the callbacks after NetworkAction State changed
+ * @details Callback functions have the following signature: `void(NetworkActionPtr action, e_surf_action_state_t old, e_surf_action_state_t current)`
*/
-extern surf_callback(void, NetworkLinkPtr) networkLinkStateChangedCallbacks;
+XBT_PUBLIC_DATA( surf_callback(void, NetworkActionPtr, e_surf_action_state_t, e_surf_action_state_t)) networkActionStateChangedCallbacks;
/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emit the callbacks after NetworkAction State changed *
- * @details Callback functions have the following signature: `void(NetworkActionPtr)`
+ * @brief Callbacks handler which emits the callbacks after communication created
+ * @details Callback functions have the following signature: `void(NetworkActionPtr action, RoutingEdgePtr src, RoutingEdgePtr dst, double size, double rate)`
*/
-extern surf_callback(void, NetworkActionPtr) networkActionStateChangedCallbacks;
+XBT_PUBLIC_DATA( surf_callback(void, NetworkActionPtr, RoutingEdgePtr src, RoutingEdgePtr dst, double size, double rate)) networkCommunicateCallbacks;
/*********
* Tools *
*********/
+XBT_PUBLIC(void) netlink_parse_init(sg_platf_link_cbarg_t link);
-void net_define_callbacks(void);
+XBT_PUBLIC(void) net_add_traces();
/*********
* Model *
*********/
/** @ingroup SURF_network_interface
* @brief SURF network model interface class
- * @details A model is an object which handle the interactions between its Resources and its Actions
+ * @details A model is an object which handles the interactions between its Resources and its Actions
*/
class NetworkModel : public Model {
public:
* @brief NetworkModel constructor
*/
NetworkModel() : Model("network") {
+ f_networkSolve = lmm_solve;
};
/**
* @brief NetworkModel constructor
- *
+ *
* @param name The name of the NetworkModel
*/
NetworkModel(const char *name) : Model(name) {
/**
* @brief Create a NetworkLink
- *
+ *
* @param name The name of the NetworkLink
* @param bw_initial The initial bandwidth of the NetworkLink in bytes per second
- * @param bw_trace The trace associated to the NetworkLink bandwidth [TODO]
+ * @param bw_trace The trace associated to the NetworkLink bandwidth
* @param lat_initial The initial latency of the NetworkLink in seconds
- * @param lat_trace The trace associated to the NetworkLink latency [TODO]
+ * @param lat_trace The trace associated to the NetworkLink latency
* @param state_initial The initial NetworkLink (state)[e_surf_resource_state_t]
- * @param state_trace The trace associated to the NetworkLink (state)[e_surf_resource_state_t] [TODO]
+ * @param state_trace The trace associated to the NetworkLink (state)[e_surf_resource_state_t]
* @param policy The sharing policy of the NetworkLink
* @param properties Dictionary of properties associated to this Resource
* @return The created NetworkLink
*/
- virtual NetworkLinkPtr createResource(const char *name,
+ virtual NetworkLinkPtr createNetworkLink(const char *name,
double bw_initial,
tmgr_trace_t bw_trace,
double lat_initial,
e_surf_link_sharing_policy_t policy,
xbt_dict_t properties)=0;
-
virtual void gapAppend(double /*size*/, const NetworkLinkPtr /*link*/, NetworkActionPtr /*action*/) {};
/**
- * @brief Create a communication between two [TODO]
- * @details [TODO]
- *
- * @param src The source [TODO]
- * @param dst The destination [TODO]
+ * @brief Create a communication between two workstations.
+ * @details It makes calls to the routing part, and execute the communication
+ * between the two end points.
+ *
+ * @param src The source of the communication
+ * @param dst The destination of the communication
* @param size The size of the communication in bytes
- * @param rate The
+ * @param rate Allows to limit the transfer rate. Negative value means
+ * unlimited.
* @return The action representing the communication
*/
virtual ActionPtr communicate(RoutingEdgePtr src, RoutingEdgePtr dst,
/**
* @brief Function pointer to the function to use to solve the lmm_system_t
- *
+ *
* @param system The lmm_system_t to solve
*/
void (*f_networkSolve)(lmm_system_t);
/**
- * @brief [brief description]
- * @details [long description]
- *
- * @param size [description]
- * @return [description]
+ * @brief Get the right multiplicative factor for the latency.
+ * @details Depending on the model, the effective latency when sending
+ * a message might be different from the theoretical latency of the link,
+ * in function of the message size. In order to account for this, this
+ * function gets this factor.
+ *
+ * @param size The size of the message.
+ * @return The latency factor.
*/
virtual double latencyFactor(double size);
/**
- * @brief [brief description]
- * @details [long description]
- *
- * @param size [description]
- * @return [description]
+ * @brief Get the right multiplicative factor for the bandwidth.
+ * @details Depending on the model, the effective bandwidth when sending
+ * a message might be different from the theoretical bandwidth of the link,
+ * in function of the message size. In order to account for this, this
+ * function gets this factor.
+ *
+ * @param size The size of the message.
+ * @return The bandwidth factor.
*/
virtual double bandwidthFactor(double size);
/**
- * @brief [brief description]
- * @details [long description]
- *
- * @param rate [description]
- * @param bound [description]
- * @param size [description]
- * @return [description]
+ * @brief Get definitive bandwidth.
+ * @details It gives the minimum bandwidth between the one that would
+ * occur if no limitation was enforced, and the one arbitrary limited.
+ * @param rate The desired maximum bandwidth.
+ * @param bound The bandwidth with only the network taken into account.
+ * @param size The size of the message.
+ * @return The new bandwidth.
*/
virtual double bandwidthConstraint(double rate, double bound, double size);
+ double shareResourcesFull(double now);
bool m_haveGap;
};
************/
/** @ingroup SURF_network_interface
* @brief SURF network link interface class
- * @details A NetworkLink represent the link between two [Workstations](\ref Workstation)
+ * @details A NetworkLink represents the link between two [Workstations](\ref Workstation)
*/
class NetworkLink : public Resource {
public:
/**
* @brief NetworkLink constructor
- *
- * @param model The CpuModel associated to this NetworkLink
+ *
+ * @param model The NetworkModel associated to this NetworkLink
* @param name The name of the NetworkLink
* @param props Dictionary of properties associated to this NetworkLink
*/
/**
* @brief NetworkLink constructor
- *
- * @param model The CpuModel associated to this NetworkLink
+ *
+ * @param model The NetworkModel associated to this NetworkLink
* @param name The name of the NetworkLink
* @param props Dictionary of properties associated to this NetworkLink
* @param constraint The lmm constraint associated to this Cpu if it is part of a LMM component
* @param state_trace [TODO]
*/
NetworkLink(NetworkModelPtr model, const char *name, xbt_dict_t props,
- lmm_constraint_t constraint,
- tmgr_history_t history,
- tmgr_trace_t state_trace);
+ lmm_constraint_t constraint,
+ tmgr_history_t history,
+ tmgr_trace_t state_trace);
/**
* @brief NetworkLink destructor
/**
* @brief Get the bandwidth in bytes per second of current NetworkLink
- *
+ *
* @return The bandwith in bytes per second of the current NetworkLink
*/
virtual double getBandwidth();
+ /**
+ * @brief Update the bandwidth in bytes per second of current NetworkLink
+ */
+ virtual void updateBandwidth(double value, double date=surf_get_clock())=0;
+
/**
* @brief Get the latency in seconds of current NetworkLink
- *
+ *
* @return The latency in seconds of the current NetworkLink
*/
virtual double getLatency();
+ /**
+ * @brief Update the latency in seconds of current NetworkLink
+ */
+ virtual void updateLatency(double value, double date=surf_get_clock())=0;
+
/**
* @brief Check if the NetworkLink is shared
- * @details [long description]
- *
+ *
* @return true if the current NetwokrLink is shared, false otherwise
*/
virtual bool isShared();
/**
* @brief Check if the NetworkLink is used
- *
+ *
* @return true if the current NetwokrLink is used, false otherwise
*/
bool isUsed();
**********/
/** @ingroup SURF_network_interface
* @brief SURF network action interface class
- * @details A NetworkAction represent a communication bettween two [Workstations](\ref Workstation)
+ * @details A NetworkAction represents a communication between two
+ * [Workstations](\ref Workstation)
*/
class NetworkAction : public Action {
public:
/**
* @brief NetworkAction constructor
- *
+ *
* @param model The NetworkModel associated to this NetworkAction
* @param cost The cost of this NetworkAction in [TODO]
* @param failed [description]
/**
* @brief NetworkAction constructor
- *
+ *
* @param model The NetworkModel associated to this NetworkAction
* @param cost The cost of this NetworkAction in [TODO]
* @param failed [description]
- * @param var The lmm variable associated to this Action if it is part of a LMM component
+ * @param var The lmm variable associated to this Action if it is part of a
+ * LMM component
*/
NetworkAction(ModelPtr model, double cost, bool failed, lmm_variable_t var)
: Action(model, cost, failed, var) {};