File

file ::=  "{"
          "id" ":" identifier ","
          "created" ":" utc_datetime ","
          "lastModified" ":" utc_datetime ","
          "root" ":" id_reference ","
          "groups" ":" "{" group_hashtable "}" ","
          "datasets" ":" "{" dataset_hashtable "}" ","
          "datatypes" ":" "{" datatype_hashtable "}" ","
          "userblock" ":" byte_array ","
          "userblockSize" ":" non_negative_integer /power of 2, >= 512/ ","
          "creationProperties" ":" fcpl ","
          "driverInfo" ":" file_driver_info ","
          "apiVersion" ":" "1.0.0"
          "}"

group_hashtable    ::=  group ("," group)*
dataset_hashtable  ::=  dataset ("," dataset)*
datatype_hashtable ::=  datatype_object ("," datatype_object)*

fcpl ::=  "{"
          "chunkStorageConfig" ":" chunk_storage_config ","
          "freeListConfig" ":" free_list_config ","
          "sizeConfig" ":" size_config ","
          "sohmConfig" ":" sohm_config ","
          "superBlockVersion" ":" non_negative_integer ","
          "symbolTableConfig" ":" sym_tab_config ","
          "}"

chunk_storage_config ::=  "{"
                          "chunkStorageBTreeHalfRank" ":" positive_integer
                          "}"

free_list_config ::=  "{"
                      "freeListVersion" ":" non_negative_integer
                      "}"

size_config ::=  "{"
                 "lengthSizeInBytes" ":" positive_integer
                 "offsetSizeInBytes" ":" positive_integer
                 "}"

sohm_config            ::=  "{"
                            "maxList" ":" non_negative_integer ","
                            "minBTree" ":" non_negative_integer ","
                            "version" ":" non_negative_integer ","
                            "indexes" ":" "[" sohm_index_list "]"
                            "}"
sohm_index_list        ::=  sohm_index ("," sohm_index)*
sohm_index             ::=  "{"
                            "messageTypes" ":" "[" sohm_message_type_list "]" ","
                            "minMessageSize" ":" non_negative_integer
                            "}"
sohm_message_type_list ::=  sohm_message_type ("," sohm_message_type)*
sohm_message_type      ::=   "H5O_SHMESG_ATTR_FLAG"
                           | "H5O_SHMESG_DTYPE_FLAG"
                           | "H5O_SHMESG_FILL_FLAG"
                           | "H5O_SHMESG_PLINE_FLAG"
                           | "H5O_SHMESG_SDSPACE_FLAG"

sym_tab_config ::=  "{"
                    "nodeSize" ":" positive_integer
                    "treeRank" ":" positive_integer
                    "version" ":" non_negative_integer
                    "}"

file_driver_info       ::=  family_driver_info | multi_driver_info
family_driver_info     ::=  "{"
                            "memberSize" ":" positive_integer
                            "}"
multi_driver_info      ::=  "[" data_distribution_list "]"
data_distribution_list ::=  data_item ("," data_item)*
data_item              ::=  "{"
                            "dataMap" ":" data_kind ","
                            "fileName" ":" unicode_string ","
                            "address"  ":" positive_integer ","
                            "relaxFlag" ":" false | true
                            "}"
data_kind              ::=   "H5FD_MEM_SUPER"
                           | "H5FD_MEM_BTREE"
                           | "H5FD_MEM_DRAW"
                           | "H5FD_MEM_GHEAP"
                           | "H5FD_MEM_LHEAP"
                           | "H5FD_MEM_OHDR"