X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/636c4a39fd7018786f10c6e66954aae0ed5677d5..74cc93269ca48afe209cbb022f798743efd930c3:/src/msg/msg_io.c

diff --git a/src/msg/msg_io.c b/src/msg/msg_io.c
index 68930837bb..5132e7b45f 100644
--- a/src/msg/msg_io.c
+++ b/src/msg/msg_io.c
@@ -18,6 +18,59 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_io, msg,
  */
 
 /********************************* File **************************************/
+void __MSG_file_get_info(msg_file_t fd){
+  xbt_dynar_t info = simcall_file_get_info(fd->simdata->smx_file);
+  fd->info->content_type = xbt_dynar_pop_as(info, char *);
+  fd->info->storage_type = xbt_dynar_pop_as(info, char *);
+  fd->info->storageId = xbt_dynar_pop_as(info, char *);
+  fd->info->mount_point = xbt_dynar_pop_as(info, char *);
+  fd->info->size = xbt_dynar_pop_as(info, size_t);
+
+  xbt_dynar_free_container(&info);
+}
+
+/** \ingroup msg_file_management
+ *
+ * \brief Set the user data of a #msg_file_t.
+ *
+ * This functions checks whether some data has already been associated to \a file
+   or not and attach \a data to \a file if it is possible.
+ */
+msg_error_t MSG_file_set_data(msg_file_t fd, void *data)
+{
+  SIMIX_file_set_data(fd->simdata->smx_file,data);
+
+  return MSG_OK;
+}
+
+/** \ingroup msg_file_management
+ *
+ * \brief Return the user data of a #msg_file_t.
+ *
+ * This functions checks whether \a file is a valid pointer or not and return
+   the user data associated to \a file if it is possible.
+ */
+void *MSG_file_get_data(msg_file_t fd)
+{
+  return SIMIX_file_get_data(fd->simdata->smx_file);
+}
+
+/** \ingroup msg_file_management
+ * \brief Display information related to a file descriptor
+ *
+ * \param fd is a the file descriptor
+ */
+
+void MSG_file_dump (msg_file_t fd){
+//   THROW_UNIMPLEMENTED;
+  /* Update the cached information first */
+  __MSG_file_get_info(fd);
+  XBT_INFO("File Descriptor information:\n\t\tFull name: '%s'"
+      "\n\t\tSize: %zu\n\t\tMount point: '%s'\n\t\tStorage Id: '%s'"
+      "\n\t\tStorage Type: '%s'\n\t\tContent Type: '%s'",
+      fd->fullname, fd->info->size, fd->info->mount_point, fd->info->storageId,
+      fd->info->storage_type, fd->info->content_type);
+}
 
 /** \ingroup msg_file_management
  * \brief Read a file
@@ -47,16 +100,20 @@ size_t MSG_file_write(size_t size, msg_file_t fd)
  * \brief Opens the file whose name is the string pointed to by path
  *
  * \param mount is the mount point where find the file is located
- * \param path is the file location on the storage
+ * \param fullname is the file location on the storage
+ * \param data user data to attach to the file
  *
  * \return An #msg_file_t associated to the file
  */
-msg_file_t MSG_file_open(const char* mount, const char* fullname)
+msg_file_t MSG_file_open(const char* mount, const char* fullname, void* data)
 {
   msg_file_t file = xbt_new(s_msg_file_t,1);
   file->fullname = xbt_strdup(fullname);
   file->simdata = xbt_new0(s_simdata_file_t,1);
+  file->info = xbt_new0(s_file_info_t,1);
   file->simdata->smx_file = simcall_file_open(mount, fullname);
+  SIMIX_file_set_data(file->simdata->smx_file, data);
+
   return file;
 }
 
@@ -71,6 +128,7 @@ int MSG_file_close(msg_file_t fd)
   int res = simcall_file_close(fd->simdata->smx_file);
   free(fd->fullname);
   xbt_free(fd->simdata);
+  xbt_free(fd->info);
   xbt_free(fd);
   return res;
 }
@@ -123,11 +181,18 @@ xbt_dict_t MSG_file_ls(const char *mount, const char *path)
 
 /** \ingroup msg_storage_management
  * \brief Return the free space size of a storage element
- *
- * \param sd is the storage descriptor (#msg_storage_t)
+ * \param the storage name (#char*)
  * \return the free space size of the storage element (as a size_t)
  */
+size_t MSG_storage_get_free_size(const char* name){
+  return simcall_storage_get_free_size(name);
+}
 
-size_t MSG_storage_get_free_size(msg_storage_t sd){
-  return simcall_storage_get_free_size(sd->simdata->smx_storage);
+/** \ingroup msg_storage_management
+ * \brief Return the used space size of a storage element
+ * \param the storage name (#char*)
+ * \return the used space size of the storage element (as a size_t)
+ */
+size_t MSG_storage_get_used_size(const char* name){
+  return simcall_storage_get_used_size(name);
 }