X-Git-Url: http://bilbo.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/85b6c08c26f9da9041c315d3e9cbd4f20f8db9ff..417ed3b671abe3a71fa4106d23d0a432084cc207:/include/simgrid/s4u/Disk.hpp

diff --git a/include/simgrid/s4u/Disk.hpp b/include/simgrid/s4u/Disk.hpp
index 68740d13e8..1f8c31dce3 100644
--- a/include/simgrid/s4u/Disk.hpp
+++ b/include/simgrid/s4u/Disk.hpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2019-2021. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2019-2023. 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. */
@@ -84,9 +84,11 @@ public:
 
   IoPtr read_async(sg_size_t size) const;
   sg_size_t read(sg_size_t size) const;
+  sg_size_t read(sg_size_t size, double priority) const;
 
   IoPtr write_async(sg_size_t size) const;
   sg_size_t write(sg_size_t size) const;
+  sg_size_t write(sg_size_t size, double priority) const;
 
   /** @brief Policy for sharing the disk among activities */
   enum class SharingPolicy { NONLINEAR = 1, LINEAR = 0 };
@@ -124,11 +126,16 @@ public:
   Disk* seal();
 
   /* The signals */
-  /** @brief Callback signal fired when a new Disk is created */
+  /** @brief Add a callback fired when a new Disk is created */
+  static void on_creation_cb(const std::function<void(Disk&)>& cb) { on_creation.connect(cb); }
+  /** @brief Add a callback fired when a Disk is destroyed */
+  static void on_destruction_cb(const std::function<void(Disk const&)>& cb) { on_destruction.connect(cb); }
+  /** @brief Add a callback fired when a Disk's state changes */
+  static void on_state_change_cb(const std::function<void(Disk const&)>& cb) { on_state_change.connect(cb); }
+
+private:
   static xbt::signal<void(Disk&)> on_creation;
-  /** @brief Callback signal fired when a Disk is destroyed */
   static xbt::signal<void(Disk const&)> on_destruction;
-  /** @brief Callback signal fired when a Disk's state changes */
   static xbt::signal<void(Disk const&)> on_state_change;
 };