+/*********
+ * Model *
+ *********/
+
+simgrid::surf::NetworkModel *surf_network_model = NULL;
+
+namespace simgrid {
+ namespace surf {
+
+ double NetworkModel::latencyFactor(double /*size*/) {
+ return sg_latency_factor;
+ }
+
+ double NetworkModel::bandwidthFactor(double /*size*/) {
+ return sg_bandwidth_factor;
+ }
+
+ double NetworkModel::bandwidthConstraint(double rate, double /*bound*/, double /*size*/) {
+ return rate;
+ }
+
+ double NetworkModel::next_occuring_event_full(double now)
+ {
+ NetworkAction *action = NULL;
+ ActionList *runningActions = surf_network_model->getRunningActionSet();
+ double minRes;
+
+ minRes = shareResourcesMaxMin(runningActions, surf_network_model->maxminSystem_, surf_network_model->f_networkSolve);
+
+ for(ActionList::iterator it(runningActions->begin()), itend(runningActions->end())
+ ; it != itend ; ++it) {
+ action = static_cast<NetworkAction*>(&*it);
+ if (action->latency_ > 0) {
+ minRes = (minRes < 0) ? action->latency_ : std::min(minRes, action->latency_);
+ }
+ }
+
+ XBT_DEBUG("Min of share resources %f", minRes);
+
+ return minRes;
+ }
+
+ /************
+ * Resource *
+ ************/
+
+ Link::Link(simgrid::surf::NetworkModel *model, const char *name, xbt_dict_t props)
+ : Resource(model, name),
+ PropertyHolder(props)
+ {
+ links->insert({name, this});
+
+ m_latency.scale = 1;
+ m_bandwidth.scale = 1;
+ XBT_DEBUG("Create link '%s'",name);
+ }
+
+ Link::Link(simgrid::surf::NetworkModel *model, const char *name, xbt_dict_t props, lmm_constraint_t constraint)
+ : Resource(model, name, constraint),
+ PropertyHolder(props)
+ {
+ if (strcmp(name,"__loopback__"))
+ xbt_assert(!Link::byName(name), "Link '%s' declared several times in the platform.", name);
+
+ m_latency.scale = 1;
+ m_bandwidth.scale = 1;
+
+ links->insert({name, this});
+ XBT_DEBUG("Create link '%s'",name);
+
+ }
+
+ /** @brief use destroy() instead of this destructor */
+ Link::~Link() {
+ xbt_assert(currentlyDestroying_, "Don't delete Links directly. Call destroy() instead.");
+ }
+ /** @brief Fire the require callbacks and destroy the object
+ *
+ * Don't delete directly an Link, call l->destroy() instead.
+ */
+ void Link::destroy()
+ {
+ if (!currentlyDestroying_) {
+ currentlyDestroying_ = true;
+ onDestruction(this);
+ delete this;
+ }
+ }
+
+ bool Link::isUsed()
+ {
+ return lmm_constraint_used(getModel()->getMaxminSystem(), getConstraint());
+ }
+
+ double Link::getLatency()
+ {
+ return m_latency.peak * m_latency.scale;
+ }
+
+ double Link::getBandwidth()
+ {
+ return m_bandwidth.peak * m_bandwidth.scale;
+ }
+
+ int Link::sharingPolicy()
+ {
+ return lmm_constraint_sharing_policy(getConstraint());
+ }
+
+ void Link::turnOn(){
+ if (isOff()) {
+ Resource::turnOn();
+ onStateChange(this);
+ }
+ }
+ void Link::turnOff(){
+ if (isOn()) {
+ Resource::turnOff();
+ onStateChange(this);
+ }
+ }
+ void Link::setStateTrace(tmgr_trace_t trace) {
+ xbt_assert(m_stateEvent==NULL,"Cannot set a second state trace to Link %s", getName());
+ m_stateEvent = future_evt_set->add_trace(trace, 0.0, this);
+ }
+ void Link::setBandwidthTrace(tmgr_trace_t trace)
+ {
+ xbt_assert(m_bandwidth.event==NULL,"Cannot set a second bandwidth trace to Link %s", getName());
+ m_bandwidth.event = future_evt_set->add_trace(trace, 0.0, this);
+ }
+ void Link::setLatencyTrace(tmgr_trace_t trace)
+ {
+ xbt_assert(m_latency.event==NULL,"Cannot set a second latency trace to Link %s", getName());
+ m_latency.event = future_evt_set->add_trace(trace, 0.0, this);
+ }
+
+
+ /**********
+ * Action *
+ **********/
+
+ void NetworkAction::setState(Action::State state){
+ Action::State old = getState();
+ Action::setState(state);
+ networkActionStateChangedCallbacks(this, old, state);
+ }
+
+ }