X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/939476f1fc7630eb237535b07ed0deef77ce1b24..6bc18b576fa4a890d8b9916d292ca67dfbf60dd3:/include/simgrid/s4u/Io.hpp

diff --git a/include/simgrid/s4u/Io.hpp b/include/simgrid/s4u/Io.hpp
index 6e3df222a4..72b5ea2296 100644
--- a/include/simgrid/s4u/Io.hpp
+++ b/include/simgrid/s4u/Io.hpp
@@ -10,12 +10,22 @@
 #include <simgrid/s4u/Activity.hpp>
 
 #include <atomic>
+#include <string>
 
 namespace simgrid {
 namespace s4u {
 
+/** I/O Activity, representing the asynchronous disk access.
+ *
+ * They are generated from simgrid::s4u::Storage::read() and simgrid::s4u::Storage::write().
+ */
+
 class XBT_PUBLIC Io : public Activity {
-  Io() : Activity() {}
+public:
+  enum class OpType { READ, WRITE };
+
+private:
+  explicit Io(sg_size_t size, OpType type) : Activity(), size_(size), type_(type) {}
 public:
   friend XBT_PUBLIC void intrusive_ptr_release(simgrid::s4u::Io* i);
   friend XBT_PUBLIC void intrusive_ptr_add_ref(simgrid::s4u::Io* i);
@@ -29,10 +39,13 @@ public:
   Activity* cancel() override;
 
   double get_remaining() override;
+  sg_size_t get_performed_ioops();
 
 private:
   sg_size_t size_       = 0;
   sg_storage_t storage_ = nullptr;
+  std::string name_     = "";
+  OpType type_          = OpType::READ;
   std::atomic_int_fast32_t refcount_{0};
 }; // class
 }