X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/f3b7e5f4b4d7c87ee3e8827313ec966ea8fc8387..222e031aa69b85a660b37e558115375d44ec3f68:/include/simgrid/s4u/Io.hpp

diff --git a/include/simgrid/s4u/Io.hpp b/include/simgrid/s4u/Io.hpp
index e979fb52e5..a4423ba8d1 100644
--- a/include/simgrid/s4u/Io.hpp
+++ b/include/simgrid/s4u/Io.hpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2017-2020. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2017-2021. 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. */
@@ -24,22 +24,21 @@ public:
   enum class OpType { READ, WRITE };
 
 private:
-  Storage* storage_ = nullptr;
   Disk* disk_       = nullptr;
   sg_size_t size_   = 0;
   OpType type_      = OpType::READ;
 
-  explicit Io(sg_storage_t storage, sg_size_t size, OpType type);
-  explicit Io(sg_disk_t disk, sg_size_t size, OpType type);
+  Io();
 
 public:
 #ifndef DOXYGEN
   friend Disk;    // Factory of IOs
-  friend Storage; // Factory of IOs
 #endif
 
-  ~Io() override = default;
+  static xbt::signal<void(Io const&)> on_start;
+  static xbt::signal<void(Io const&)> on_completion;
 
+  static IoPtr init();
   Io* start() override;
   Io* wait() override;
   Io* wait_for(double timeout) override;
@@ -47,6 +46,11 @@ public:
 
   double get_remaining() const override;
   sg_size_t get_performed_ioops() const;
+  IoPtr set_disk(sg_disk_t disk);
+  IoPtr set_size(sg_size_t size);
+  IoPtr set_op_type(OpType type);
+
+  bool is_assigned() const override { return disk_ != nullptr; }
 };
 
 } // namespace s4u