/** @ingroup SURF_callbacks
* @brief Callbacks handler which emit the callbacks after StorageAction State changed *
* @details Callback functions have the following signature: `void(StorageAction *action, simgrid::surf::Action::State
* old, simgrid::surf::Action::State current)`
*/
/** @ingroup SURF_callbacks
* @brief Callbacks handler which emit the callbacks after StorageAction State changed *
* @details Callback functions have the following signature: `void(StorageAction *action, simgrid::surf::Action::State
* old, simgrid::surf::Action::State current)`
*/