1 /* Copyright (c) 2017-2018. 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. */
6 #ifndef SIMGRID_S4U_IO_HPP
7 #define SIMGRID_S4U_IO_HPP
9 #include <simgrid/forward.h>
10 #include <simgrid/s4u/Activity.hpp>
18 class XBT_PUBLIC Io : public Activity {
20 enum class OpType { READ, WRITE };
23 explicit Io(sg_size_t size, OpType type) : Activity(), size_(size), type_(type) {}
25 friend XBT_PUBLIC void intrusive_ptr_release(simgrid::s4u::Io* i);
26 friend XBT_PUBLIC void intrusive_ptr_add_ref(simgrid::s4u::Io* i);
27 friend Storage; // Factory of IOs
31 Activity* start() override;
32 Activity* wait() override;
33 Activity* wait(double timeout) override;
34 Activity* cancel() override;
36 double get_remaining() override;
37 sg_size_t get_performed_ioops();
41 sg_storage_t storage_ = nullptr;
42 std::string name_ = "";
43 OpType type_ = OpType::READ;
44 std::atomic_int_fast32_t refcount_{0};
47 }; // Namespace simgrid::s4u
49 #endif /* SIMGRID_S4U_IO_HPP */