src/kernel/activity/IoImpl.hpp

   1 /* Copyright (c) 2007-2021. The SimGrid Team. All rights reserved.          */
   2
   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. */
   5
   6 #ifndef SIMGRID_KERNEL_ACTIVITY_IO_HPP
   7 #define SIMGRID_KERNEL_ACTIVITY_IO_HPP
   8
   9 #include "src/kernel/activity/ActivityImpl.hpp"
  10 #include <simgrid/s4u/Io.hpp>
  11
  12 namespace simgrid {
  13 namespace kernel {
  14 namespace activity {
  15
  16 class XBT_PUBLIC IoImpl : public ActivityImpl_T<IoImpl> {
  17   resource::DiskImpl* disk_           = nullptr;
  18   double sharing_penalty_             = 1.0;
  19   sg_size_t size_                     = 0;
  20   s4u::Io::OpType type_               = s4u::Io::OpType::READ;
  21   sg_size_t performed_ioops_          = 0;
  22   resource::Action* timeout_detector_ = nullptr;
  23   s4u::Io* piface_;
  24
  25 public:
  26   IoImpl();
  27   s4u::Io* get_iface() { return piface_; }
  28
  29   IoImpl& set_sharing_penalty(double sharing_penalty);
  30   IoImpl& set_timeout(double timeout) override;
  31   IoImpl& set_size(sg_size_t size);
  32   IoImpl& set_type(s4u::Io::OpType type);
  33   IoImpl& set_disk(resource::DiskImpl* disk);
  34
  35   IoImpl& update_sharing_penalty(double sharing_penalty);
  36
  37   sg_size_t get_performed_ioops() const { return performed_ioops_; }
  38   resource::DiskImpl* get_disk() const { return disk_; }
  39
  40   IoImpl* start();
  41   void post() override;
  42   void finish() override;
  43   static void wait_any_for(actor::ActorImpl* issuer, const std::vector<IoImpl*>& ios, double timeout);
  44 };
  45 } // namespace activity
  46 } // namespace kernel
  47 } // namespace simgrid
  48
  49 #endif