diff options
Diffstat (limited to 'src/H5F.c')
| -rw-r--r-- | src/H5F.c | 772 |
1 files changed, 549 insertions, 223 deletions
@@ -112,8 +112,9 @@ H5FL_EXTERN(H5VL_object_t); hid_t H5Fget_create_plist(hid_t file_id) { - H5VL_object_t *vol_obj; /* File info */ - hid_t ret_value = H5I_INVALID_HID; /* Return value */ + H5VL_object_t * vol_obj; /* File for file_id */ + H5VL_file_get_args_t vol_cb_args; /* Arguments to VOL callback */ + hid_t ret_value = H5I_INVALID_HID; /* Return value */ FUNC_ENTER_API(H5I_INVALID_HID) H5TRACE1("i", "i", file_id); @@ -122,10 +123,17 @@ H5Fget_create_plist(hid_t file_id) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(file_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5I_INVALID_HID, "invalid file identifier") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_GET_FCPL; + vol_cb_args.args.get_fcpl.fcpl_id = H5I_INVALID_HID; + /* Retrieve the file creation property list */ - if (H5VL_file_get(vol_obj, H5VL_FILE_GET_FCPL, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, &ret_value) < 0) + if (H5VL_file_get(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTCOPY, H5I_INVALID_HID, "unable to retrieve file creation properties") + /* Set return value */ + ret_value = vol_cb_args.args.get_fcpl.fcpl_id; + done: FUNC_LEAVE_API(ret_value) } /* end H5Fget_create_plist() */ @@ -151,8 +159,9 @@ done: hid_t H5Fget_access_plist(hid_t file_id) { - H5VL_object_t *vol_obj; /* File info */ - hid_t ret_value = H5I_INVALID_HID; /* Return value */ + H5VL_object_t * vol_obj; /* File for file_id */ + H5VL_file_get_args_t vol_cb_args; /* Arguments to VOL callback */ + hid_t ret_value = H5I_INVALID_HID; /* Return value */ FUNC_ENTER_API(H5I_INVALID_HID) H5TRACE1("i", "i", file_id); @@ -161,10 +170,17 @@ H5Fget_access_plist(hid_t file_id) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(file_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5I_INVALID_HID, "invalid file identifier") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_GET_FAPL; + vol_cb_args.args.get_fapl.fapl_id = H5I_INVALID_HID; + /* Retrieve the file's access property list */ - if (H5VL_file_get(vol_obj, H5VL_FILE_GET_FAPL, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, &ret_value) < 0) + if (H5VL_file_get(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, H5I_INVALID_HID, "can't get file access property list") + /* Set return value */ + ret_value = vol_cb_args.args.get_fapl.fapl_id; + done: FUNC_LEAVE_API(ret_value) } /* end H5Fget_access_plist() */ @@ -222,16 +238,25 @@ H5Fget_obj_count(hid_t file_id, unsigned types) * count the IDs in the file. */ if (file_id != (hid_t)H5F_OBJ_ALL) { - H5VL_object_t *vol_obj; + H5VL_object_t * vol_obj; /* File for file_id */ + size_t count = 0; /* Object count */ + H5VL_file_get_args_t vol_cb_args; /* Arguments to VOL callback */ /* Get the file object */ if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, (-1), "not a file id") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_GET_OBJ_COUNT; + vol_cb_args.args.get_obj_count.types = types; + vol_cb_args.args.get_obj_count.count = &count; + /* Get the count */ - if (H5VL_file_get(vol_obj, H5VL_FILE_GET_OBJ_COUNT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, types, - &ret_value) < 0) + if (H5VL_file_get(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, (-1), "unable to get object count in file(s)") + + /* Set return value */ + ret_value = (ssize_t)count; } /* If we passed in the 'special' ID, get the count for everything open in the * library, iterating over all open files and getting the object count for each. @@ -333,16 +358,27 @@ H5Fget_obj_ids(hid_t file_id, unsigned types, size_t max_objs, hid_t *oid_list / * get the IDs from the file. */ if (file_id != (hid_t)H5F_OBJ_ALL) { - H5VL_object_t *vol_obj; + H5VL_object_t * vol_obj; /* File for file_id */ + size_t count = 0; /* Object count */ + H5VL_file_get_args_t vol_cb_args; /* Arguments to VOL callback */ /* get the file object */ if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, (-1), "invalid file identifier") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_GET_OBJ_IDS; + vol_cb_args.args.get_obj_ids.types = types; + vol_cb_args.args.get_obj_ids.max_objs = max_objs; + vol_cb_args.args.get_obj_ids.oid_list = oid_list; + vol_cb_args.args.get_obj_ids.count = &count; + /* Get the IDs */ - if (H5VL_file_get(vol_obj, H5VL_FILE_GET_OBJ_IDS, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, types, - max_objs, oid_list, &ret_value) < 0) + if (H5VL_file_get(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, (-1), "unable to get object ids in file(s)") + + /* Set return value */ + ret_value = (ssize_t)count; } /* end if */ /* If we passed in the 'special' ID, get the count for everything open in the * library, iterating over all open files and getting the object count for each. @@ -396,8 +432,10 @@ done: herr_t H5Fget_vfd_handle(hid_t file_id, hid_t fapl_id, void **file_handle /*out*/) { - H5VL_object_t *vol_obj; /* File info */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; /* File info */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE3("e", "iix", file_id, fapl_id, file_handle); @@ -410,9 +448,14 @@ H5Fget_vfd_handle(hid_t file_id, hid_t fapl_id, void **file_handle /*out*/) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(file_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") + /* Set up VOL callback arguments */ + file_opt_args.get_vfd_handle.fapl_id = fapl_id; + file_opt_args.get_vfd_handle.file_handle = file_handle; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_VFD_HANDLE; + vol_cb_args.args = &file_opt_args; + /* Retrieve the VFD handle for the file */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_VFD_HANDLE, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, file_handle, fapl_id) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "unable to get VFD handle") done: @@ -432,7 +475,9 @@ done: htri_t H5Fis_accessible(const char *filename, hid_t fapl_id) { - htri_t ret_value; /* Return value */ + H5VL_file_specific_args_t vol_cb_args; /* Arguments to VOL callback */ + hbool_t is_accessible = FALSE; /* Whether file is accessible */ + htri_t ret_value; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE2("t", "*si", filename, fapl_id); @@ -447,11 +492,19 @@ H5Fis_accessible(const char *filename, hid_t fapl_id) else if (TRUE != H5P_isa_class(fapl_id, H5P_FILE_ACCESS)) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not file access property list") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_IS_ACCESSIBLE; + vol_cb_args.args.is_accessible.filename = filename; + vol_cb_args.args.is_accessible.fapl_id = fapl_id; + vol_cb_args.args.is_accessible.accessible = &is_accessible; + /* Check if file is accessible */ - if (H5VL_file_specific(NULL, H5VL_FILE_IS_ACCESSIBLE, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, fapl_id, - filename, &ret_value) < 0) + if (H5VL_file_specific(NULL, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_NOTHDF5, FAIL, "unable to determine if file is accessible as HDF5") + /* Set return value */ + ret_value = (htri_t)is_accessible; + done: FUNC_LEAVE_API(ret_value) } /* end H5Fis_accessible() */ @@ -477,10 +530,17 @@ H5F__post_open_api_common(H5VL_object_t *vol_obj, void **token_ptr) supported = 0; if (H5VL_introspect_opt_query(vol_obj, H5VL_SUBCLS_FILE, H5VL_NATIVE_FILE_POST_OPEN, &supported) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "can't check for 'post open' operation") - if (supported & H5VL_OPT_QUERY_SUPPORTED) + if (supported & H5VL_OPT_QUERY_SUPPORTED) { + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_NATIVE_FILE_POST_OPEN; + vol_cb_args.args = NULL; + /* Make the 'post open' callback */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_POST_OPEN, H5P_DATASET_XFER_DEFAULT, token_ptr) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, token_ptr) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTINIT, FAIL, "unable to make file 'post open' callback") + } /* end if */ done: FUNC_LEAVE_NOAPI(ret_value) @@ -651,7 +711,7 @@ H5Fcreate_async(const char *app_file, const char *app_func, unsigned app_line, c if (NULL != token) /* clang-format off */ if (H5ES_insert(es_id, vol_obj->connector, token, - H5ARG_TRACE8(FUNC, "*s*sIu*sIuiii", app_file, app_func, app_line, filename, flags, fcpl_id, fapl_id, es_id)) < 0) { + H5ARG_TRACE8(__func__, "*s*sIu*sIuiii", app_file, app_func, app_line, filename, flags, fcpl_id, fapl_id, es_id)) < 0) { /* clang-format on */ if (H5I_dec_app_ref(ret_value) < 0) HDONE_ERROR(H5E_FILE, H5E_CANTDEC, H5I_INVALID_HID, "can't decrement count on file ID") @@ -670,7 +730,7 @@ H5Fcreate_async(const char *app_file, const char *app_func, unsigned app_line, c if (NULL != token) /* clang-format off */ if (H5ES_insert(es_id, vol_obj->connector, token, - H5ARG_TRACE8(FUNC, "*s*sIu*sIuiii", app_file, app_func, app_line, filename, flags, fcpl_id, fapl_id, es_id)) < 0) + H5ARG_TRACE8(__func__, "*s*sIu*sIuiii", app_file, app_func, app_line, filename, flags, fcpl_id, fapl_id, es_id)) < 0) /* clang-format on */ HGOTO_ERROR(H5E_FILE, H5E_CANTINSERT, H5I_INVALID_HID, "can't insert token into event set") @@ -828,7 +888,7 @@ H5Fopen_async(const char *app_file, const char *app_func, unsigned app_line, con if (NULL != token) /* clang-format off */ if (H5ES_insert(es_id, vol_obj->connector, token, - H5ARG_TRACE7(FUNC, "*s*sIu*sIuii", app_file, app_func, app_line, filename, flags, fapl_id, es_id)) < 0) { + H5ARG_TRACE7(__func__, "*s*sIu*sIuii", app_file, app_func, app_line, filename, flags, fapl_id, es_id)) < 0) { /* clang-format on */ if (H5I_dec_app_ref(ret_value) < 0) HDONE_ERROR(H5E_FILE, H5E_CANTDEC, H5I_INVALID_HID, "can't decrement count on file ID") @@ -847,7 +907,7 @@ H5Fopen_async(const char *app_file, const char *app_func, unsigned app_line, con if (NULL != token) /* clang-format off */ if (H5ES_insert(es_id, vol_obj->connector, token, - H5ARG_TRACE7(FUNC, "*s*sIu*sIuii", app_file, app_func, app_line, filename, flags, fapl_id, es_id)) < 0) + H5ARG_TRACE7(__func__, "*s*sIu*sIuii", app_file, app_func, app_line, filename, flags, fapl_id, es_id)) < 0) /* clang-format on */ HGOTO_ERROR(H5E_FILE, H5E_CANTINSERT, H5I_INVALID_HID, "can't insert token into event set") @@ -870,8 +930,9 @@ H5F__flush_api_common(hid_t object_id, H5F_scope_t scope, void **token_ptr, H5VL H5VL_object_t * tmp_vol_obj = NULL; /* Object for loc_id */ H5VL_object_t **vol_obj_ptr = (_vol_obj_ptr ? _vol_obj_ptr : &tmp_vol_obj); /* Ptr to object ptr for loc_id */ - H5I_type_t obj_type; /* Type of object to use */ - herr_t ret_value = SUCCEED; /* Return value */ + H5I_type_t obj_type; /* Type of object to use */ + H5VL_file_specific_args_t vol_cb_args; /* Arguments to VOL callback */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_STATIC @@ -885,9 +946,13 @@ H5F__flush_api_common(hid_t object_id, H5F_scope_t scope, void **token_ptr, H5VL if (NULL == (*vol_obj_ptr = H5VL_vol_object(object_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid object identifier") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_FLUSH; + vol_cb_args.args.flush.obj_type = obj_type; + vol_cb_args.args.flush.scope = scope; + /* Flush the object */ - if (H5VL_file_specific(*vol_obj_ptr, H5VL_FILE_FLUSH, H5P_DATASET_XFER_DEFAULT, token_ptr, (int)obj_type, - (int)scope) < 0) + if (H5VL_file_specific(*vol_obj_ptr, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, token_ptr) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTFLUSH, FAIL, "unable to flush file") done: @@ -955,7 +1020,7 @@ H5Fflush_async(const char *app_file, const char *app_func, unsigned app_line, hi if (NULL != token) /* clang-format off */ if (H5ES_insert(es_id, vol_obj->connector, token, - H5ARG_TRACE6(FUNC, "*s*sIuiFsi", app_file, app_func, app_line, object_id, scope, es_id)) < 0) + H5ARG_TRACE6(__func__, "*s*sIuiFsi", app_file, app_func, app_line, object_id, scope, es_id)) < 0) /* clang-format on */ HGOTO_ERROR(H5E_FILE, H5E_CANTINSERT, FAIL, "can't insert token into event set") @@ -1049,7 +1114,7 @@ H5Fclose_async(const char *app_file, const char *app_func, unsigned app_line, hi if (NULL != token) /* clang-format off */ if (H5ES_insert(es_id, vol_obj->connector, token, - H5ARG_TRACE5(FUNC, "*s*sIuii", app_file, app_func, app_line, file_id, es_id)) < 0) + H5ARG_TRACE5(__func__, "*s*sIuii", app_file, app_func, app_line, file_id, es_id)) < 0) /* clang-format on */ HGOTO_ERROR(H5E_FILE, H5E_CANTINSERT, FAIL, "can't insert token into event set") @@ -1072,10 +1137,11 @@ done: herr_t H5Fdelete(const char *filename, hid_t fapl_id) { - H5P_genplist_t * plist; /* Property list pointer */ - H5VL_connector_prop_t connector_prop; /* Property for VOL connector ID & info */ - htri_t is_hdf5 = FAIL; - herr_t ret_value = SUCCEED; + H5P_genplist_t * plist; /* Property list pointer */ + H5VL_connector_prop_t connector_prop; /* Property for VOL connector ID & info */ + H5VL_file_specific_args_t vol_cb_args; /* Arguments to VOL callback */ + hbool_t is_accessible = FALSE; /* Whether file is accessible */ + herr_t ret_value = SUCCEED; FUNC_ENTER_API(FAIL) H5TRACE2("e", "*si", filename, fapl_id); @@ -1100,16 +1166,25 @@ H5Fdelete(const char *filename, hid_t fapl_id) if (H5CX_set_vol_connector_prop(&connector_prop) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "can't set VOL connector info in API context") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_IS_ACCESSIBLE; + vol_cb_args.args.is_accessible.filename = filename; + vol_cb_args.args.is_accessible.fapl_id = fapl_id; + vol_cb_args.args.is_accessible.accessible = &is_accessible; + /* Make sure this is HDF5 storage for this VOL connector */ - if (H5VL_file_specific(NULL, H5VL_FILE_IS_ACCESSIBLE, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, fapl_id, - filename, &is_hdf5) < 0) + if (H5VL_file_specific(NULL, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_NOTHDF5, FAIL, "unable to determine if file is accessible as HDF5") - if (!is_hdf5) + if (!is_accessible) HGOTO_ERROR(H5E_FILE, H5E_NOTHDF5, FAIL, "not an HDF5 file") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_DELETE; + vol_cb_args.args.del.filename = filename; + vol_cb_args.args.del.fapl_id = fapl_id; + /* Delete the file */ - if (H5VL_file_specific(NULL, H5VL_FILE_DELETE, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, fapl_id, - filename, &ret_value) < 0) + if (H5VL_file_specific(NULL, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTDELETEFILE, FAIL, "unable to delete the file") done: @@ -1129,11 +1204,13 @@ done: herr_t H5Fmount(hid_t loc_id, const char *name, hid_t child_id, hid_t plist_id) { - H5VL_object_t *loc_vol_obj = NULL; /* Parent object */ - H5VL_object_t *child_vol_obj = NULL; /* Child object */ - H5I_type_t loc_type; /* ID type of location */ - H5I_type_t child_type; /* ID type of child */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * loc_vol_obj = NULL; /* Parent object */ + H5VL_object_t * child_vol_obj = NULL; /* Child object */ + H5VL_group_specific_args_t vol_cb_args; /* Arguments to VOL callback */ + void * grp = NULL; /* Root group opened */ + H5I_type_t loc_type; /* ID type of location */ + int same_connector = 0; /* Whether parent and child files use the same connector */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE4("e", "i*sii", loc_id, name, child_id, plist_id); @@ -1146,8 +1223,7 @@ H5Fmount(hid_t loc_id, const char *name, hid_t child_id, hid_t plist_id) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "name parameter cannot be NULL") if (!*name) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "name parameter cannot be the empty string") - child_type = H5I_get_type(child_id); - if (H5I_FILE != child_type) + if (H5I_FILE != H5I_get_type(child_id)) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "child_id parameter not a file ID") if (H5P_DEFAULT == plist_id) plist_id = H5P_FILE_MOUNT_DEFAULT; @@ -1159,23 +1235,71 @@ H5Fmount(hid_t loc_id, const char *name, hid_t child_id, hid_t plist_id) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "can't set collective metadata read info") /* Get the location object */ - if (NULL == (loc_vol_obj = (H5VL_object_t *)H5I_object(loc_id))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "could not get location object") + /* Need to open the root group of a file, if a file ID was given as the + * 'loc_id', because the 'mount' operation is a group specific operation. + */ + if (H5I_FILE == loc_type) { + H5VL_object_t * vol_obj; /* Object for loc_id (file) */ + H5VL_loc_params_t loc_params; /* Location parameters for object access */ + + /* Get the location object */ + if (NULL == (vol_obj = (H5VL_object_t *)H5VL_vol_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") + + /* Set location parameters */ + loc_params.type = H5VL_OBJECT_BY_SELF; + loc_params.obj_type = loc_type; + + /* Open the root group object */ + if (NULL == (grp = H5VL_group_open(vol_obj, &loc_params, "/", H5P_GROUP_ACCESS_DEFAULT, + H5P_DATASET_XFER_DEFAULT, NULL))) + HGOTO_ERROR(H5E_FILE, H5E_CANTOPENOBJ, FAIL, "unable to open group") + + /* Create a VOL object for the root group */ + if (NULL == (loc_vol_obj = H5VL_create_object(grp, vol_obj->connector))) + HGOTO_ERROR(H5E_FILE, H5E_CANTOPENOBJ, FAIL, "can't create VOL object for root group") + } /* end if */ + else { + HDassert(H5I_GROUP == loc_type); + if (NULL == (loc_vol_obj = (H5VL_object_t *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "could not get location object") + } /* end else */ /* Get the child object */ if (NULL == (child_vol_obj = (H5VL_object_t *)H5I_object(child_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "could not get child object") /* Check if both objects are associated with the same VOL connector */ - if (loc_vol_obj->connector->cls->value != child_vol_obj->connector->cls->value) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "Can't mount file onto object from different VOL connector") + if (H5VL_cmp_connector_cls(&same_connector, loc_vol_obj->connector->cls, child_vol_obj->connector->cls) < + 0) + HGOTO_ERROR(H5E_FILE, H5E_CANTCOMPARE, FAIL, "can't compare connector classes") + if (same_connector) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "can't mount file onto object from different VOL connector") + + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_GROUP_MOUNT; + vol_cb_args.args.mount.name = name; + vol_cb_args.args.mount.child_file = + child_vol_obj->data; /* Don't unwrap fully, so each connector can see its object */ + vol_cb_args.args.mount.fmpl_id = plist_id; /* Perform the mount operation */ - if (H5VL_file_specific(loc_vol_obj, H5VL_FILE_MOUNT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - (int)loc_type, name, child_vol_obj->data, plist_id) < 0) + /* (This is on a group, so that the VOL framework always sees groups for + * the 'mount' operation, instead of mixing files and groups) + */ + if (H5VL_group_specific(loc_vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "unable to mount file") done: + /* Clean up if we temporarily opened the root group for a file */ + if (grp) { + HDassert(loc_vol_obj); + if (H5VL_group_close(loc_vol_obj, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + HDONE_ERROR(H5E_FILE, H5E_CLOSEERROR, FAIL, "unable to release group") + if (H5VL_free_object(loc_vol_obj) < 0) + HDONE_ERROR(H5E_FILE, H5E_CANTDEC, FAIL, "unable to free VOL object") + } /* end if */ + FUNC_LEAVE_API(ret_value) } /* end H5Fmount() */ @@ -1198,9 +1322,11 @@ done: herr_t H5Funmount(hid_t loc_id, const char *name) { - H5VL_object_t *vol_obj = NULL; /* Parent object */ - H5I_type_t loc_type; /* ID type of location */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * loc_vol_obj = NULL; /* Parent object */ + H5VL_group_specific_args_t vol_cb_args; /* Arguments to VOL callback */ + void * grp = NULL; /* Root group opened */ + H5I_type_t loc_type; /* ID type of location */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE2("e", "i*s", loc_id, name); @@ -1219,15 +1345,57 @@ H5Funmount(hid_t loc_id, const char *name) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "can't set collective metadata read info") /* Get the location object */ - if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(loc_id))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "could not get location object") + /* Need to open the root group of a file, if a file ID was given as the + * 'loc_id', because the 'mount' operation is a group specific operation. + */ + if (H5I_FILE == loc_type) { + H5VL_object_t * vol_obj; /* Object for loc_id (file) */ + H5VL_loc_params_t loc_params; /* Location parameters for object access */ + + /* Get the location object */ + if (NULL == (vol_obj = (H5VL_object_t *)H5VL_vol_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier") + + /* Set location parameters */ + loc_params.type = H5VL_OBJECT_BY_SELF; + loc_params.obj_type = loc_type; + + /* Open the root group object */ + if (NULL == (grp = H5VL_group_open(vol_obj, &loc_params, "/", H5P_GROUP_ACCESS_DEFAULT, + H5P_DATASET_XFER_DEFAULT, NULL))) + HGOTO_ERROR(H5E_FILE, H5E_CANTOPENOBJ, FAIL, "unable to open group") + + /* Create a VOL object for the root group */ + if (NULL == (loc_vol_obj = H5VL_create_object(grp, vol_obj->connector))) + HGOTO_ERROR(H5E_FILE, H5E_CANTOPENOBJ, FAIL, "can't create VOL object for root group") + } /* end if */ + else { + HDassert(H5I_GROUP == loc_type); + if (NULL == (loc_vol_obj = (H5VL_object_t *)H5I_object(loc_id))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "could not get location object") + } /* end else */ + + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_GROUP_UNMOUNT; + vol_cb_args.args.unmount.name = name; /* Perform the unmount operation */ - if (H5VL_file_specific(vol_obj, H5VL_FILE_UNMOUNT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - (int)loc_type, name) < 0) + /* (This is on a group, so that the VOL framework always sees groups for + * the 'unmount' operation, instead of mixing files and groups) + */ + if (H5VL_group_specific(loc_vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_MOUNT, FAIL, "unable to unmount file") done: + /* Clean up if we temporarily opened the root group for a file */ + if (grp) { + HDassert(loc_vol_obj); + if (H5VL_group_close(loc_vol_obj, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + HDONE_ERROR(H5E_FILE, H5E_CLOSEERROR, FAIL, "unable to release group") + if (H5VL_free_object(loc_vol_obj) < 0) + HDONE_ERROR(H5E_FILE, H5E_CANTDEC, FAIL, "unable to free VOL object") + } /* end if */ + FUNC_LEAVE_API(ret_value) } /* end H5Funmount() */ @@ -1245,9 +1413,10 @@ done: static hid_t H5F__reopen_api_common(hid_t file_id, void **token_ptr) { - void * file = NULL; /* File struct for new file */ - H5VL_object_t *vol_obj = NULL; /* Object for loc_id */ - hid_t ret_value = H5I_INVALID_HID; /* Return value */ + H5VL_object_t * vol_obj = NULL; /* Object for loc_id */ + H5VL_file_specific_args_t vol_cb_args; /* Arguments to VOL callback */ + void * reopen_file = NULL; /* Pointer to the re-opened file object */ + hid_t ret_value = H5I_INVALID_HID; /* Return value */ FUNC_ENTER_STATIC @@ -1255,16 +1424,20 @@ H5F__reopen_api_common(hid_t file_id, void **token_ptr) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5I_INVALID_HID, "invalid file identifier") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_REOPEN; + vol_cb_args.args.reopen.file = &reopen_file; + /* Reopen the file */ - if (H5VL_file_specific(vol_obj, H5VL_FILE_REOPEN, H5P_DATASET_XFER_DEFAULT, token_ptr, &file) < 0) + if (H5VL_file_specific(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, token_ptr) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTINIT, H5I_INVALID_HID, "unable to reopen file via the VOL connector") /* Make sure that worked */ - if (NULL == file) + if (NULL == reopen_file) HGOTO_ERROR(H5E_FILE, H5E_CANTINIT, H5I_INVALID_HID, "unable to reopen file") /* Get an ID for the file */ - if ((ret_value = H5VL_register(H5I_FILE, file, vol_obj->connector, TRUE)) < 0) + if ((ret_value = H5VL_register(H5I_FILE, reopen_file, vol_obj->connector, TRUE)) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTREGISTER, H5I_INVALID_HID, "unable to register file handle") done: @@ -1351,7 +1524,7 @@ H5Freopen_async(const char *app_file, const char *app_func, unsigned app_line, h if (NULL != token) /* clang-format off */ if (H5ES_insert(es_id, vol_obj->connector, token, - H5ARG_TRACE5(FUNC, "*s*sIuii", app_file, app_func, app_line, file_id, es_id)) < 0) { + H5ARG_TRACE5(__func__, "*s*sIuii", app_file, app_func, app_line, file_id, es_id)) < 0) { /* clang-format on */ if (H5I_dec_app_ref(ret_value) < 0) HDONE_ERROR(H5E_FILE, H5E_CANTDEC, H5I_INVALID_HID, "can't decrement count on file ID") @@ -1370,7 +1543,7 @@ H5Freopen_async(const char *app_file, const char *app_func, unsigned app_line, h if (NULL != token) /* clang-format off */ if (H5ES_insert(es_id, vol_obj->connector, token, - H5ARG_TRACE5(FUNC, "*s*sIuii", app_file, app_func, app_line, file_id, es_id)) < 0) + H5ARG_TRACE5(__func__, "*s*sIuii", app_file, app_func, app_line, file_id, es_id)) < 0) /* clang-format on */ HGOTO_ERROR(H5E_FILE, H5E_CANTINSERT, H5I_INVALID_HID, "can't insert token into event set") @@ -1398,15 +1571,19 @@ H5Fget_intent(hid_t file_id, unsigned *intent_flags /*out*/) /* If no intent flags were passed in, exit quietly */ if (intent_flags) { - H5VL_object_t *vol_obj; /* File info */ + H5VL_object_t * vol_obj; /* File for file_id */ + H5VL_file_get_args_t vol_cb_args; /* Arguments to VOL callback */ /* Get the internal file structure */ if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(file_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_GET_INTENT; + vol_cb_args.args.get_intent.flags = intent_flags; + /* Get the flags */ - if ((ret_value = H5VL_file_get(vol_obj, H5VL_FILE_GET_INTENT, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, intent_flags)) < 0) + if (H5VL_file_get(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "unable to get file's intent flags") } /* end if */ @@ -1434,15 +1611,19 @@ H5Fget_fileno(hid_t file_id, unsigned long *fnumber /*out*/) /* If no fnumber pointer was passed in, exit quietly */ if (fnumber) { - H5VL_object_t *vol_obj; /* File info */ + H5VL_object_t * vol_obj; /* File for file_id */ + H5VL_file_get_args_t vol_cb_args; /* Arguments to VOL callback */ /* Get the internal file structure */ if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(file_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") - /* Get the flags */ - if ((ret_value = H5VL_file_get(vol_obj, H5VL_FILE_GET_FILENO, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, fnumber)) < 0) + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_GET_FILENO; + vol_cb_args.args.get_fileno.fileno = fnumber; + + /* Get the 'file number' */ + if (H5VL_file_get(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "unable to get file's 'file number'") } /* end if */ @@ -1462,8 +1643,11 @@ done: hssize_t H5Fget_freespace(hid_t file_id) { - H5VL_object_t *vol_obj = NULL; - hssize_t ret_value; /* Return value */ + H5VL_object_t * vol_obj = NULL; + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + hsize_t file_freespace = 0; /* Size of freespace in the file */ + hssize_t ret_value; /* Return value */ FUNC_ENTER_API((-1)) H5TRACE1("Hs", "i", file_id); @@ -1472,11 +1656,18 @@ H5Fget_freespace(hid_t file_id) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(file_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, (-1), "invalid file identifier") + /* Set up VOL callback arguments */ + file_opt_args.get_freespace.size = &file_freespace; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_FREE_SPACE; + vol_cb_args.args = &file_opt_args; + /* Get the amount of free space in the file */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_FREE_SPACE, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, &ret_value) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, (-1), "unable to get file free space") + /* Set return value */ + ret_value = (hssize_t)file_freespace; + done: FUNC_LEAVE_API(ret_value) } /* end H5Fget_freespace() */ @@ -1495,8 +1686,10 @@ done: herr_t H5Fget_filesize(hid_t file_id, hsize_t *size /*out*/) { - H5VL_object_t *vol_obj; /* File info */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; /* File info */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE2("e", "ix", file_id, size); @@ -1507,9 +1700,13 @@ H5Fget_filesize(hid_t file_id, hsize_t *size /*out*/) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "not a file ID") + /* Set up VOL callback arguments */ + file_opt_args.get_size.size = size; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_SIZE; + vol_cb_args.args = &file_opt_args; + /* Get the file size */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_SIZE, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - size) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "unable to get file size") done: @@ -1556,8 +1753,11 @@ done: ssize_t H5Fget_file_image(hid_t file_id, void *buf /*out*/, size_t buf_len) { - H5VL_object_t *vol_obj; /* File object for file ID */ - ssize_t ret_value; /* Return value */ + H5VL_object_t * vol_obj; /* File object for file ID */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + size_t image_len = 0; /* Size of image buffer */ + ssize_t ret_value; /* Return value */ FUNC_ENTER_API((-1)) H5TRACE3("Zs", "ixz", file_id, buf, buf_len); @@ -1566,11 +1766,20 @@ H5Fget_file_image(hid_t file_id, void *buf /*out*/, size_t buf_len) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, (-1), "not a file ID") + /* Set up VOL callback arguments */ + file_opt_args.get_file_image.buf_size = buf_len; + file_opt_args.get_file_image.buf = buf; + file_opt_args.get_file_image.image_len = &image_len; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_FILE_IMAGE; + vol_cb_args.args = &file_opt_args; + /* Get the file image */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_FILE_IMAGE, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, buf, &ret_value, buf_len) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, (-1), "unable to get file image") + /* Set return value */ + ret_value = (ssize_t)image_len; + done: FUNC_LEAVE_API(ret_value) } /* H5Fget_file_image() */ @@ -1592,8 +1801,10 @@ done: herr_t H5Fget_mdc_config(hid_t file_id, H5AC_cache_config_t *config /*out*/) { - H5VL_object_t *vol_obj = NULL; - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj = NULL; + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE2("e", "ix", file_id, config); @@ -1606,9 +1817,13 @@ H5Fget_mdc_config(hid_t file_id, H5AC_cache_config_t *config /*out*/) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(file_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") + /* Set up VOL callback arguments */ + file_opt_args.get_mdc_config.config = config; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_MDC_CONF; + vol_cb_args.args = &file_opt_args; + /* Get the metadata cache configuration */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_MDC_CONF, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - config) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "unable to get metadata cache configuration") done: @@ -1627,10 +1842,12 @@ done: *------------------------------------------------------------------------- */ herr_t -H5Fset_mdc_config(hid_t file_id, H5AC_cache_config_t *config_ptr) +H5Fset_mdc_config(hid_t file_id, const H5AC_cache_config_t *config_ptr) { - H5VL_object_t *vol_obj = NULL; - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj = NULL; + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE2("e", "i*Cc", file_id, config_ptr); @@ -1639,9 +1856,13 @@ H5Fset_mdc_config(hid_t file_id, H5AC_cache_config_t *config_ptr) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(file_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") + /* Set up VOL callback arguments */ + file_opt_args.set_mdc_config.config = config_ptr; + vol_cb_args.op_type = H5VL_NATIVE_FILE_SET_MDC_CONFIG; + vol_cb_args.args = &file_opt_args; + /* Set the metadata cache configuration */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_SET_MDC_CONFIG, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, config_ptr) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "unable to set metadata cache configuration") done: @@ -1663,8 +1884,10 @@ done: herr_t H5Fget_mdc_hit_rate(hid_t file_id, double *hit_rate /*out*/) { - H5VL_object_t *vol_obj; - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE2("e", "ix", file_id, hit_rate); @@ -1675,9 +1898,13 @@ H5Fget_mdc_hit_rate(hid_t file_id, double *hit_rate /*out*/) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "not a file ID") + /* Set up VOL callback arguments */ + file_opt_args.get_mdc_hit_rate.hit_rate = hit_rate; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_MDC_HR; + vol_cb_args.args = &file_opt_args; + /* Get the current hit rate */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_MDC_HR, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - hit_rate) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "unable to get MDC hit rate") done: @@ -1701,8 +1928,11 @@ herr_t H5Fget_mdc_size(hid_t file_id, size_t *max_size /*out*/, size_t *min_clean_size /*out*/, size_t *cur_size /*out*/, int *cur_num_entries /*out*/) { - H5VL_object_t *vol_obj; - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + uint32_t index_len = 0; /* Size of cache index */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE5("e", "ixxxx", file_id, max_size, min_clean_size, cur_size, cur_num_entries); @@ -1711,11 +1941,22 @@ H5Fget_mdc_size(hid_t file_id, size_t *max_size /*out*/, size_t *min_clean_size if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "not a file ID") + /* Set up VOL callback arguments */ + file_opt_args.get_mdc_size.max_size = max_size; + file_opt_args.get_mdc_size.min_clean_size = min_clean_size; + file_opt_args.get_mdc_size.cur_size = cur_size; + file_opt_args.get_mdc_size.cur_num_entries = &index_len; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_MDC_SIZE; + vol_cb_args.args = &file_opt_args; + /* Get the size data */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_MDC_SIZE, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - max_size, min_clean_size, cur_size, cur_num_entries) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "unable to get MDC size") + /* Set mis-matched return value */ + if (cur_num_entries) + *cur_num_entries = (int)index_len; + done: FUNC_LEAVE_API(ret_value) } /* H5Fget_mdc_size() */ @@ -1739,8 +1980,9 @@ done: herr_t H5Freset_mdc_hit_rate_stats(hid_t file_id) { - H5VL_object_t *vol_obj = NULL; - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj = NULL; + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "i", file_id); @@ -1749,9 +1991,12 @@ H5Freset_mdc_hit_rate_stats(hid_t file_id) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object(file_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_NATIVE_FILE_RESET_MDC_HIT_RATE; + vol_cb_args.args = NULL; + /* Reset the hit rate statistic */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_RESET_MDC_HIT_RATE, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "can't reset cache hit rate") done: @@ -1780,9 +2025,11 @@ done: ssize_t H5Fget_name(hid_t obj_id, char *name /*out*/, size_t size) { - H5VL_object_t *vol_obj = NULL; - H5I_type_t type; - ssize_t ret_value = -1; /* Return value */ + H5VL_object_t * vol_obj; /* File for file_id */ + H5VL_file_get_args_t vol_cb_args; /* Arguments to VOL callback */ + H5I_type_t type; + size_t file_name_len = 0; /* Length of file name */ + ssize_t ret_value = -1; /* Return value */ FUNC_ENTER_API((-1)) H5TRACE3("Zs", "ixz", obj_id, name, size); @@ -1797,11 +2044,20 @@ H5Fget_name(hid_t obj_id, char *name /*out*/, size_t size) if (NULL == (vol_obj = H5VL_vol_object(obj_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, (-1), "invalid file identifier") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_FILE_GET_NAME; + vol_cb_args.args.get_name.type = type; + vol_cb_args.args.get_name.buf_size = size; + vol_cb_args.args.get_name.buf = name; + vol_cb_args.args.get_name.file_name_len = &file_name_len; + /* Get the filename via the VOL */ - if (H5VL_file_get(vol_obj, H5VL_FILE_GET_NAME, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, (int)type, size, - name, &ret_value) < 0) + if (H5VL_file_get(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, (-1), "unable to get file name") + /* Set the return value */ + ret_value = (ssize_t)file_name_len; + done: FUNC_LEAVE_API(ret_value) } /* end H5Fget_name() */ @@ -1822,9 +2078,11 @@ done: herr_t H5Fget_info2(hid_t obj_id, H5F_info2_t *finfo /*out*/) { - H5VL_object_t *vol_obj = NULL; - H5I_type_t type; - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj = NULL; + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + H5I_type_t type; + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE2("e", "ix", obj_id, finfo); @@ -1843,9 +2101,14 @@ H5Fget_info2(hid_t obj_id, H5F_info2_t *finfo /*out*/) if (NULL == (vol_obj = H5VL_vol_object(obj_id))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid object identifier") + /* Set up VOL callback arguments */ + file_opt_args.get_info.type = type; + file_opt_args.get_info.finfo = finfo; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_INFO; + vol_cb_args.args = &file_opt_args; + /* Get the file information */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_INFO, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - (int)type, finfo) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "unable to retrieve file info") done: @@ -1865,8 +2128,10 @@ done: herr_t H5Fget_metadata_read_retry_info(hid_t file_id, H5F_retry_info_t *info /*out*/) { - H5VL_object_t *vol_obj = NULL; /* File object for file ID */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj = NULL; /* File object for file ID */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE2("e", "ix", file_id, info); @@ -1879,10 +2144,14 @@ H5Fget_metadata_read_retry_info(hid_t file_id, H5F_retry_info_t *info /*out*/) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "not a file ID") + /* Set up VOL callback arguments */ + file_opt_args.get_metadata_read_retry_info.info = info; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_METADATA_READ_RETRY_INFO; + vol_cb_args.args = &file_opt_args; + /* Get the retry info */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_METADATA_READ_RETRY_INFO, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, info) < 0) - HGOTO_ERROR(H5E_FILE, H5E_CANTRELEASE, FAIL, "can't get metadata read retry info") + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) + HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "can't get metadata read retry info") done: FUNC_LEAVE_API(ret_value) @@ -1903,8 +2172,11 @@ done: ssize_t H5Fget_free_sections(hid_t file_id, H5F_mem_t type, size_t nsects, H5F_sect_info_t *sect_info /*out*/) { - H5VL_object_t *vol_obj = NULL; - ssize_t ret_value = -1; /* Return value */ + H5VL_object_t * vol_obj = NULL; + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + size_t sect_count = 0; /* Number of sections */ + ssize_t ret_value = -1; /* Return value */ FUNC_ENTER_API((-1)) H5TRACE4("Zs", "iFmzx", file_id, type, nsects, sect_info); @@ -1915,11 +2187,21 @@ H5Fget_free_sections(hid_t file_id, H5F_mem_t type, size_t nsects, H5F_sect_info if (sect_info && nsects == 0) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, (-1), "nsects must be > 0") + /* Set up VOL callback arguments */ + file_opt_args.get_free_sections.type = type; + file_opt_args.get_free_sections.sect_info = sect_info; + file_opt_args.get_free_sections.nsects = nsects; + file_opt_args.get_free_sections.sect_count = §_count; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_FREE_SECTIONS; + vol_cb_args.args = &file_opt_args; + /* Get the free-space section information in the file */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_FREE_SECTIONS, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, sect_info, &ret_value, (int)type, nsects) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, (-1), "unable to get file free sections") + /* Set return value */ + ret_value = (ssize_t)sect_count; + done: FUNC_LEAVE_API(ret_value) } /* end H5Fget_free_sections() */ @@ -1938,8 +2220,9 @@ done: herr_t H5Fclear_elink_file_cache(hid_t file_id) { - H5VL_object_t *vol_obj; /* File */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; /* File */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "i", file_id); @@ -1948,9 +2231,12 @@ H5Fclear_elink_file_cache(hid_t file_id) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "not a file ID") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_NATIVE_FILE_CLEAR_ELINK_CACHE; + vol_cb_args.args = NULL; + /* Release the EFC */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_CLEAR_ELINK_CACHE, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTRELEASE, FAIL, "can't release external file cache") done: @@ -1994,8 +2280,9 @@ done: herr_t H5Fstart_swmr_write(hid_t file_id) { - H5VL_object_t *vol_obj = NULL; /* File info */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj = NULL; /* File info */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "i", file_id); @@ -2008,9 +2295,12 @@ H5Fstart_swmr_write(hid_t file_id) if (H5CX_set_loc(file_id) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "can't set collective metadata read info") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_NATIVE_FILE_START_SWMR_WRITE; + vol_cb_args.args = NULL; + /* Start SWMR writing */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_START_SWMR_WRITE, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_SYSTEM, FAIL, "unable to start SWMR writing") done: @@ -2030,8 +2320,9 @@ done: herr_t H5Fstart_mdc_logging(hid_t file_id) { - H5VL_object_t *vol_obj; /* File info */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; /* File info */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "i", file_id); @@ -2040,9 +2331,12 @@ H5Fstart_mdc_logging(hid_t file_id) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "hid_t identifier is not a file ID") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_NATIVE_FILE_START_MDC_LOGGING; + vol_cb_args.args = NULL; + /* Call mdc logging function */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_START_MDC_LOGGING, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_LOGGING, FAIL, "unable to start mdc logging") done: @@ -2063,8 +2357,9 @@ done: herr_t H5Fstop_mdc_logging(hid_t file_id) { - H5VL_object_t *vol_obj; /* File info */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; /* File info */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "i", file_id); @@ -2073,9 +2368,12 @@ H5Fstop_mdc_logging(hid_t file_id) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "hid_t identifier is not a file ID") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_NATIVE_FILE_STOP_MDC_LOGGING; + vol_cb_args.args = NULL; + /* Call mdc logging function */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_STOP_MDC_LOGGING, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_LOGGING, FAIL, "unable to stop mdc logging") done: @@ -2096,8 +2394,10 @@ done: herr_t H5Fget_mdc_logging_status(hid_t file_id, hbool_t *is_enabled /*out*/, hbool_t *is_currently_logging /*out*/) { - H5VL_object_t *vol_obj; /* File info */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; /* File info */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE3("e", "ixx", file_id, is_enabled, is_currently_logging); @@ -2106,9 +2406,14 @@ H5Fget_mdc_logging_status(hid_t file_id, hbool_t *is_enabled /*out*/, hbool_t *i if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "hid_t identifier is not a file ID") + /* Set up VOL callback arguments */ + file_opt_args.get_mdc_logging_status.is_enabled = is_enabled; + file_opt_args.get_mdc_logging_status.is_currently_logging = is_currently_logging; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_MDC_LOGGING_STATUS; + vol_cb_args.args = &file_opt_args; + /* Call mdc logging function */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_MDC_LOGGING_STATUS, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, is_enabled, is_currently_logging) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_LOGGING, FAIL, "unable to get logging status") done: @@ -2130,8 +2435,10 @@ done: herr_t H5Fset_libver_bounds(hid_t file_id, H5F_libver_t low, H5F_libver_t high) { - H5VL_object_t *vol_obj; /* File as VOL object */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; /* File as VOL object */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE3("e", "iFvFv", file_id, low, high); @@ -2144,9 +2451,14 @@ H5Fset_libver_bounds(hid_t file_id, H5F_libver_t low, H5F_libver_t high) if (H5CX_set_loc(file_id) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "can't set collective metadata read info") + /* Set up VOL callback arguments */ + file_opt_args.set_libver_bounds.low = low; + file_opt_args.set_libver_bounds.high = high; + vol_cb_args.op_type = H5VL_NATIVE_FILE_SET_LIBVER_BOUNDS; + vol_cb_args.args = &file_opt_args; + /* Set the library's version bounds */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_SET_LIBVER_BOUNDS, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, low, high) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "can't set library version bounds") done: @@ -2167,8 +2479,9 @@ done: herr_t H5Fformat_convert(hid_t file_id) { - H5VL_object_t *vol_obj = NULL; /* File */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj = NULL; /* File */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "i", file_id); @@ -2181,9 +2494,12 @@ H5Fformat_convert(hid_t file_id) if (H5CX_set_loc(file_id) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "can't set collective metadata read info") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_NATIVE_FILE_FORMAT_CONVERT; + vol_cb_args.args = NULL; + /* Convert the format */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_FORMAT_CONVERT, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTCONVERT, FAIL, "can't convert file format") done: @@ -2202,8 +2518,9 @@ done: herr_t H5Freset_page_buffering_stats(hid_t file_id) { - H5VL_object_t *vol_obj; /* File to reset stats on */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; /* File to reset stats on */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE1("e", "i", file_id); @@ -2212,9 +2529,12 @@ H5Freset_page_buffering_stats(hid_t file_id) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") + /* Set up VOL callback arguments */ + vol_cb_args.op_type = H5VL_NATIVE_FILE_RESET_PAGE_BUFFERING_STATS; + vol_cb_args.args = NULL; + /* Reset the statistics */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_RESET_PAGE_BUFFERING_STATS, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "can't reset stats for page buffering") done: @@ -2235,8 +2555,10 @@ H5Fget_page_buffering_stats(hid_t file_id, unsigned accesses[2] /*out*/, unsigne unsigned misses[2] /*out*/, unsigned evictions[2] /*out*/, unsigned bypasses[2] /*out*/) { - H5VL_object_t *vol_obj; /* File object */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; /* File object */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE6("e", "ixxxxx", file_id, accesses, hits, misses, evictions, bypasses); @@ -2247,9 +2569,17 @@ H5Fget_page_buffering_stats(hid_t file_id, unsigned accesses[2] /*out*/, unsigne if (NULL == accesses || NULL == hits || NULL == misses || NULL == evictions || NULL == bypasses) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "NULL input parameters for stats") + /* Set up VOL callback arguments */ + file_opt_args.get_page_buffering_stats.accesses = accesses; + file_opt_args.get_page_buffering_stats.hits = hits; + file_opt_args.get_page_buffering_stats.misses = misses; + file_opt_args.get_page_buffering_stats.evictions = evictions; + file_opt_args.get_page_buffering_stats.bypasses = bypasses; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_PAGE_BUFFERING_STATS; + vol_cb_args.args = &file_opt_args; + /* Get the statistics */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_PAGE_BUFFERING_STATS, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, accesses, hits, misses, evictions, bypasses) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "can't retrieve stats for page buffering") done: @@ -2272,8 +2602,10 @@ done: herr_t H5Fget_mdc_image_info(hid_t file_id, haddr_t *image_addr /*out*/, hsize_t *image_len /*out*/) { - H5VL_object_t *vol_obj; /* File info */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; /* File info */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE3("e", "ixx", file_id, image_addr, image_len); @@ -2282,9 +2614,14 @@ H5Fget_mdc_image_info(hid_t file_id, haddr_t *image_addr /*out*/, hsize_t *image if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "hid_t identifier is not a file ID") + /* Set up VOL callback arguments */ + file_opt_args.get_mdc_image_info.addr = image_addr; + file_opt_args.get_mdc_image_info.len = image_len; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_MDC_IMAGE_INFO; + vol_cb_args.args = &file_opt_args; + /* Go get the address and size of the cache image */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_MDC_IMAGE_INFO, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, image_addr, image_len) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "can't retrieve cache image info") done: @@ -2317,9 +2654,16 @@ H5Fget_eoa(hid_t file_id, haddr_t *eoa /*out*/) /* Only do work if valid pointer to fill in */ if (eoa) { + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + + /* Set up VOL callback arguments */ + file_opt_args.get_eoa.eoa = eoa; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_EOA; + vol_cb_args.args = &file_opt_args; + /* Retrieve the EOA for the file */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_EOA, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - eoa) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTGET, FAIL, "unable to get EOA") } /* end if */ @@ -2339,8 +2683,10 @@ done: herr_t H5Fincrement_filesize(hid_t file_id, hsize_t increment) { - H5VL_object_t *vol_obj; /* File info */ - herr_t ret_value = SUCCEED; /* Return value */ + H5VL_object_t * vol_obj; /* File info */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE2("e", "ih", file_id, increment); @@ -2349,9 +2695,13 @@ H5Fincrement_filesize(hid_t file_id, hsize_t increment) if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "hid_t identifier is not a file ID") + /* Set up VOL callback arguments */ + file_opt_args.increment_filesize.increment = increment; + vol_cb_args.op_type = H5VL_NATIVE_FILE_INCR_FILESIZE; + vol_cb_args.args = &file_opt_args; + /* Increment the file size */ - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_INCR_FILESIZE, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - increment) < 0) + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "unable to increment file size") done: @@ -2371,21 +2721,27 @@ done: herr_t H5Fget_dset_no_attrs_hint(hid_t file_id, hbool_t *minimize /*out*/) { - H5VL_object_t *vol_obj = NULL; - herr_t ret_value = SUCCEED; + H5VL_object_t * vol_obj; /* File info */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE2("e", "ix", file_id, minimize); + /* Check args */ if (NULL == minimize) HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "out pointer 'minimize' cannot be NULL") - - vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE); - if (NULL == vol_obj) + if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_GET_MIN_DSET_OHDR_FLAG, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, minimize) < 0) + /* Set up VOL callback arguments */ + file_opt_args.get_min_dset_ohdr_flag.minimize = minimize; + vol_cb_args.op_type = H5VL_NATIVE_FILE_GET_MIN_DSET_OHDR_FLAG; + vol_cb_args.args = &file_opt_args; + + /* Get the dataset object header minimum size flag */ + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "unable to set file's dataset header minimization flag") done: @@ -2405,57 +2761,27 @@ done: herr_t H5Fset_dset_no_attrs_hint(hid_t file_id, hbool_t minimize) { - H5VL_object_t *vol_obj = NULL; - herr_t ret_value = SUCCEED; + H5VL_object_t * vol_obj; /* File info */ + H5VL_optional_args_t vol_cb_args; /* Arguments to VOL callback */ + H5VL_native_file_optional_args_t file_opt_args; /* Arguments for optional operation */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE2("e", "ib", file_id, minimize); - vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE); - if (NULL == vol_obj) + /* Check args */ + if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid file identifier") - if (H5VL_file_optional(vol_obj, H5VL_NATIVE_FILE_SET_MIN_DSET_OHDR_FLAG, H5P_DATASET_XFER_DEFAULT, - H5_REQUEST_NULL, minimize) < 0) + /* Set up VOL callback arguments */ + file_opt_args.set_min_dset_ohdr_flag.minimize = minimize; + vol_cb_args.op_type = H5VL_NATIVE_FILE_SET_MIN_DSET_OHDR_FLAG; + vol_cb_args.args = &file_opt_args; + + /* Set the 'minimize dataset object headers flag' */ + if (H5VL_file_optional(vol_obj, &vol_cb_args, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL) < 0) HGOTO_ERROR(H5E_FILE, H5E_CANTSET, FAIL, "unable to set file's dataset header minimization flag") done: FUNC_LEAVE_API(ret_value) } /* H5Fset_dset_no_attrs_hint */ - -/*------------------------------------------------------------------------- - * Function: H5Fwait - * - * Purpose: Wait for all operations on a dataset. - * Tang: added for async - * - * Return: SUCCEED/FAIL - * - *------------------------------------------------------------------------- - */ -herr_t -H5Fwait(hid_t file_id) -{ - H5VL_object_t *vol_obj; /* File for this operation */ - H5I_type_t obj_type; /* Type of object */ - herr_t ret_value = SUCCEED; /* Return value */ - - FUNC_ENTER_API(FAIL) - H5TRACE1("e", "i", file_id); - - /* Get the type of object we're flushing + sanity check */ - obj_type = H5I_get_type(file_id); - if (H5I_FILE != obj_type && H5I_GROUP != obj_type && H5I_DATATYPE != obj_type && - H5I_DATASET != obj_type && H5I_ATTR != obj_type) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file or file object") - - if (NULL == (vol_obj = (H5VL_object_t *)H5I_object_verify(file_id, H5I_FILE))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "file_id parameter is not a valid file identifier") - - if ((ret_value = H5VL_file_specific(vol_obj, H5VL_FILE_WAIT, H5P_DATASET_XFER_DEFAULT, H5_REQUEST_NULL, - file_id)) < 0) - HGOTO_ERROR(H5E_FILE, H5E_CANTOPERATE, FAIL, "unable to wait file") - -done: - FUNC_LEAVE_API(ret_value) -} /* H5Fwait() */ |