+int MSG_file_unlink(msg_file_t fd)
+{
+ return simcall_file_unlink(fd->simdata->smx_file);
+}
+
+/** \ingroup msg_file_management
+ * \brief Return the size of a file
+ *
+ * \param fd is the file descriptor (#msg_file_t)
+ * \return the size of the file (as a size_t)
+ */
+
+size_t MSG_file_get_size(msg_file_t fd){
+ return simcall_file_get_size(fd->simdata->smx_file);
+}
+
+/** \ingroup msg_file_management
+ * \brief Search for file
+ *
+ * \param mount is the mount point where find the file is located
+ * \param path the file regex to find
+ * \return a xbt_dict_t of file where key is the name of file and the
+ * value the msg_stat_t corresponding to the key
+ */
+xbt_dict_t MSG_file_ls(const char *mount, const char *path)