1 /* Copyright (c) 2013-2017. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "simgrid/s4u/Link.hpp"
9 #include "simgrid/sg_config.h"
10 #include "simgrid/simix.hpp"
11 #include "src/surf/network_interface.hpp"
14 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(s4u_link, s4u, "Logging specific to the S4U links");
22 const char* sg_link_name(sg_link_t link)
24 return link->getCname();
26 sg_link_t sg_link_by_name(const char* name)
28 return simgrid::s4u::Link::byName(name);
31 int sg_link_is_shared(sg_link_t link)
33 return link->sharingPolicy();
35 double sg_link_bandwidth(sg_link_t link)
37 return link->bandwidth();
39 double sg_link_latency(sg_link_t link)
41 return link->latency();
43 void* sg_link_data(sg_link_t link)
45 return link->getData();
47 void sg_link_data_set(sg_link_t link, void* data)
53 return simgrid::surf::LinkImpl::linksCount();
55 sg_link_t* sg_link_list()
57 simgrid::surf::LinkImpl** list = simgrid::surf::LinkImpl::linksList();
58 sg_link_t* res = (sg_link_t*)list; // Use the same memory area
60 int size = sg_link_count();
61 for (int i = 0; i < size; i++)
62 res[i] = &(list[i]->piface_); // Convert each entry into its interface
68 simgrid::surf::LinkImpl::linksExit();
78 Link* Link::byName(const char* name)
80 surf::LinkImpl* res = surf::LinkImpl::byName(name);
85 const std::string& Link::getName() const
87 return this->pimpl_->getName();
89 const char* Link::getCname() const
91 return this->pimpl_->getCname();
95 return this->pimpl_->isUsed();
98 double Link::latency()
100 return this->pimpl_->latency();
103 double Link::bandwidth()
105 return this->pimpl_->bandwidth();
108 int Link::sharingPolicy()
110 return this->pimpl_->sharingPolicy();
115 simgrid::simix::kernelImmediate([this]() {
116 this->pimpl_->turnOn();
121 simgrid::simix::kernelImmediate([this]() {
122 this->pimpl_->turnOff();
126 void* Link::getData()
128 return this->pimpl_->getData();
130 void Link::setData(void* d)
132 simgrid::simix::kernelImmediate([this, d]() {
133 this->pimpl_->setData(d);
137 void Link::setStateTrace(tmgr_trace_t trace)
139 simgrid::simix::kernelImmediate([this, trace]() {
140 this->pimpl_->setStateTrace(trace);
143 void Link::setBandwidthTrace(tmgr_trace_t trace)
145 simgrid::simix::kernelImmediate([this, trace]() {
146 this->pimpl_->setBandwidthTrace(trace);
149 void Link::setLatencyTrace(tmgr_trace_t trace)
151 simgrid::simix::kernelImmediate([this, trace]() {
152 this->pimpl_->setLatencyTrace(trace);
159 simgrid::xbt::signal<void(s4u::Link&)> Link::onCreation;
160 simgrid::xbt::signal<void(s4u::Link&)> Link::onDestruction;
161 simgrid::xbt::signal<void(s4u::Link&)> Link::onStateChange;
162 simgrid::xbt::signal<void(surf::NetworkAction*, s4u::Host* src, s4u::Host* dst)> Link::onCommunicate;
163 simgrid::xbt::signal<void(surf::NetworkAction*)> Link::onCommunicationStateChange;