Split-Duplex: new management

[simgrid.git] / src / surf / SplitDuplexLinkImpl.hpp

diff --git a/src/surf/SplitDuplexLinkImpl.hpp b/src/surf/SplitDuplexLinkImpl.hpp
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+++ b/src/surf/SplitDuplexLinkImpl.hpp
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+/* Copyright (c) 2004-2021. The SimGrid Team. All rights reserved.          */
+
+/* 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. */
+
+#ifndef SIMGRID_KERNEL_RESOURCE_SDLINKIMPL_HPP
+#define SIMGRID_KERNEL_RESOURCE_SDLINKIMPL_HPP
+
+#include "src/surf/LinkImpl.hpp"
+#include "src/surf/LinkImplIntf.hpp"
+
+/***********
+ * Classes *
+ ***********/
+
+namespace simgrid {
+namespace kernel {
+namespace resource {
+/************
+ * Resource *
+ ************/
+/** @ingroup SURF_network_interface
+ * @brief SURF network link interface class
+ * @details A Link represents the link between two [hosts](@ref simgrid::surf::HostImpl)
+ */
+class SplitDuplexLinkImpl : public LinkImplIntf {
+  s4u::SplitDuplexLink piface_;
+  s4u::Link::SharingPolicy sharing_policy_ = s4u::Link::SharingPolicy::SPLITDUPLEX;
+  LinkImpl* link_up_;
+  LinkImpl* link_down_;
+
+protected:
+  SplitDuplexLinkImpl(const LinkImpl&) = delete;
+  SplitDuplexLinkImpl& operator=(const LinkImpl&) = delete;
+
+public:
+  SplitDuplexLinkImpl(const std::string& name, LinkImpl* link_up, LinkImpl* link_down);
+  /** @brief Public interface */
+  const s4u::SplitDuplexLink* get_iface() const { return &piface_; }
+  s4u::SplitDuplexLink* get_iface() { return &piface_; }
+
+  /** @brief Get the bandwidth in bytes per second of current Link */
+  double get_bandwidth() const override { return link_up_->get_bandwidth(); }
+  void set_bandwidth(double value) override;
+
+  /** @brief Get the latency in seconds of current Link */
+  double get_latency() const override { return link_up_->get_latency(); }
+  void set_latency(double value) override;
+
+  /** @brief The sharing policy */
+  virtual void set_sharing_policy(s4u::Link::SharingPolicy policy) override;
+  virtual s4u::Link::SharingPolicy get_sharing_policy() const override;
+
+  /** @brief Get link composing this split-duplex link */
+  s4u::Link* get_link_up() const { return link_up_->get_iface(); }
+  s4u::Link* get_link_down() const { return link_down_->get_iface(); }
+
+  /** @brief Check if the Link is used */
+  bool is_used() const override;
+
+  void turn_on() override;
+  void turn_off() override;
+
+  void seal() override;
+
+  void apply_event(profile::Event* event, double value) override;
+
+  /* setup the profile file with bandwidth events (peak speed changes due to external load).
+   * Profile must contain percentages (value between 0 and 1). */
+  void set_bandwidth_profile(kernel::profile::Profile* profile) override;
+  /* setup the profile file with latency events (peak latency changes due to external load).
+   * Profile must contain absolute values */
+  void set_latency_profile(kernel::profile::Profile* profile) override;
+  void set_concurrency_limit(int limit) const override;
+};
+
+} // namespace resource
+} // namespace kernel
+} // namespace simgrid
+
+#endif /* SIMGRID_KERNEL_RESOURCE_SDLINKIMPL_HPP */