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authorDana Robinson <derobins@hdfgroup.org>2018-10-10 15:10:15 (GMT)
committerDana Robinson <derobins@hdfgroup.org>2018-10-10 15:10:15 (GMT)
commite962df1591bc6eaee5b9e318de83b9c6698bc7b6 (patch)
treede3cb2001c62b76a89837ff1e90044574d71f19d /src/H5VLpublic.h
parent471150151d29eeb806333a8db41fefc9dfb452bb (diff)
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VOL FEATURE
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+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Copyright by The HDF Group. *
+ * All rights reserved. *
+ * *
+ * This file is part of HDF5. The full HDF5 copyright notice, including *
+ * terms governing use, modification, and redistribution, is contained in *
+ * the COPYING file, which can be found at the root of the source code *
+ * distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
+ * If you do not have access to either file, you may request a copy from *
+ * help@hdfgroup.org. *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+/*
+ * This file contains public declarations for the H5VL (VOL) module.
+ */
+
+#ifndef _H5VLpublic_H
+#define _H5VLpublic_H
+
+/* Public headers needed by this file */
+#include "H5public.h" /* Generic Functions */
+#include "H5Apublic.h" /* Attributes */
+#include "H5ESpublic.h" /* Event Stack */
+#include "H5Fpublic.h" /* Files */
+#include "H5Lpublic.h" /* Links */
+#include "H5Opublic.h" /* Objects */
+#include "H5Rpublic.h" /* References */
+
+
+/*****************/
+/* Public Macros */
+/*****************/
+
+/* Dataset creation property names */
+#define H5VL_PROP_DSET_TYPE_ID "dataset_type_id"
+#define H5VL_PROP_DSET_SPACE_ID "dataset_space_id"
+#define H5VL_PROP_DSET_LCPL_ID "dataset_lcpl_id"
+
+/* Attribute creation property names */
+#define H5VL_PROP_ATTR_TYPE_ID "attr_type_id"
+#define H5VL_PROP_ATTR_SPACE_ID "attr_space_id"
+#define H5VL_PROP_ATTR_LOC_PARAMS "attr_location"
+
+/* Link creation property names */
+#define H5VL_PROP_LINK_TARGET "target_location_object"
+#define H5VL_PROP_LINK_TARGET_LOC_PARAMS "target_params"
+#define H5VL_PROP_LINK_TARGET_NAME "target_name"
+#define H5VL_PROP_LINK_TYPE "link type"
+#define H5VL_PROP_LINK_UDATA "udata"
+#define H5VL_PROP_LINK_UDATA_SIZE "udata size"
+
+/* Group creation property names */
+#define H5VL_PROP_GRP_LCPL_ID "group_lcpl_id"
+
+/* Default VOL driver value */
+#define H5VL_VOL_DEFAULT 0
+
+
+/*******************/
+/* Public Typedefs */
+/*******************/
+
+/* types for attribute GET callback */
+typedef enum H5VL_attr_get_t {
+ H5VL_ATTR_GET_ACPL, /* creation property list */
+ H5VL_ATTR_GET_INFO, /* info */
+ H5VL_ATTR_GET_NAME, /* access property list */
+ H5VL_ATTR_GET_SPACE, /* dataspace */
+ H5VL_ATTR_GET_STORAGE_SIZE, /* storage size */
+ H5VL_ATTR_GET_TYPE /* datatype */
+} H5VL_attr_get_t;
+
+/* types for attribute SPECFIC callback */
+typedef enum H5VL_attr_specific_t {
+ H5VL_ATTR_DELETE, /* H5Adelete(_by_name/idx) */
+ H5VL_ATTR_EXISTS, /* H5Aexists(_by_name) */
+ H5VL_ATTR_ITER, /* H5Aiterate(_by_name) */
+ H5VL_ATTR_RENAME /* H5Arename(_by_name) */
+} H5VL_attr_specific_t;
+
+/* types for dataset GET callback */
+typedef enum H5VL_dataset_get_t {
+ H5VL_DATASET_GET_DAPL, /* access property list */
+ H5VL_DATASET_GET_DCPL, /* creation property list */
+ H5VL_DATASET_GET_OFFSET, /* offset */
+ H5VL_DATASET_GET_SPACE, /* dataspace */
+ H5VL_DATASET_GET_SPACE_STATUS, /* space status */
+ H5VL_DATASET_GET_STORAGE_SIZE, /* storage size */
+ H5VL_DATASET_GET_TYPE /* datatype */
+} H5VL_dataset_get_t;
+
+/* types for dataset SPECFIC callback */
+typedef enum H5VL_dataset_specific_t {
+ H5VL_DATASET_SET_EXTENT, /* H5Dset_extent */
+ H5VL_DATASET_FLUSH, /* H5Dflush */
+ H5VL_DATASET_REFRESH /* H5Drefresh */
+} H5VL_dataset_specific_t;
+
+/* types for datatype GET callback */
+typedef enum H5VL_datatype_get_t {
+ H5VL_DATATYPE_GET_BINARY, /* get serialized form of transient type */
+ H5VL_DATATYPE_GET_TCPL /* datatype creation property list */
+} H5VL_datatype_get_t;
+
+/* types for datatype SPECFIC callback */
+typedef enum H5VL_datatype_specific_t {
+ H5VL_DATATYPE_FLUSH,
+ H5VL_DATATYPE_REFRESH
+} H5VL_datatype_specific_t;
+
+/* types for file GET callback */
+typedef enum H5VL_file_get_t {
+ H5VL_FILE_GET_FAPL, /* file access property list */
+ H5VL_FILE_GET_FCPL, /* file creation property list */
+ H5VL_FILE_GET_INTENT, /* file intent */
+ H5VL_FILE_GET_NAME, /* file name */
+ H5VL_FILE_GET_OBJ_COUNT, /* object count in file */
+ H5VL_FILE_GET_OBJ_IDS, /* object ids in file */
+ H5VL_OBJECT_GET_FILE /* retrieve or resurrect file of object */
+} H5VL_file_get_t;
+
+/* types for file SPECIFIC callback */
+typedef enum H5VL_file_specific_t {
+ H5VL_FILE_FLUSH, /* Flush file */
+ H5VL_FILE_IS_ACCESSIBLE, /* Check if a file is accessible */
+ H5VL_FILE_MOUNT, /* Mount a file */
+ H5VL_FILE_UNMOUNT /* Un-Mount a file */
+} H5VL_file_specific_t;
+
+/* types for group GET callback */
+typedef enum H5VL_group_get_t {
+ H5VL_GROUP_GET_GCPL, /* group creation property list */
+ H5VL_GROUP_GET_INFO /* group info */
+} H5VL_group_get_t;
+
+/* types for group SPECFIC callback */
+typedef enum H5VL_group_specific_t {
+ H5VL_GROUP_FLUSH,
+ H5VL_GROUP_REFRESH
+} H5VL_group_specific_t;
+
+/* link create types for VOL */
+typedef enum H5VL_link_create_type_t {
+ H5VL_LINK_CREATE_HARD,
+ H5VL_LINK_CREATE_SOFT,
+ H5VL_LINK_CREATE_UD
+} H5VL_link_create_type_t;
+
+/* types for link GET callback */
+typedef enum H5VL_link_get_t {
+ H5VL_LINK_GET_INFO, /* link info */
+ H5VL_LINK_GET_NAME, /* link name */
+ H5VL_LINK_GET_VAL /* link value */
+} H5VL_link_get_t;
+
+/* types for link SPECIFIC callback */
+typedef enum H5VL_link_specific_t {
+ H5VL_LINK_DELETE, /* H5Ldelete(_by_idx) */
+ H5VL_LINK_EXISTS, /* link existence */
+ H5VL_LINK_ITER /* H5Literate/visit(_by_name) */
+} H5VL_link_specific_t;
+
+/* types for object GET callback */
+typedef enum H5VL_object_get_t {
+ H5VL_REF_GET_NAME, /* object name */
+ H5VL_REF_GET_REGION, /* dataspace of region */
+ H5VL_REF_GET_TYPE /* type of object */
+} H5VL_object_get_t;
+
+/* types for object SPECIFIC callback */
+typedef enum H5VL_object_specific_t {
+ H5VL_OBJECT_CHANGE_REF_COUNT, /* H5Oincr/decr_refcount */
+ H5VL_OBJECT_EXISTS, /* H5Oexists_by_name */
+ H5VL_OBJECT_VISIT, /* H5Ovisit(_by_name) */
+ H5VL_REF_CREATE, /* H5Rcreate */
+ H5VL_OBJECT_FLUSH,
+ H5VL_OBJECT_REFRESH
+} H5VL_object_specific_t;
+
+/* types for different ways that objects are located in an HDF5 container */
+typedef enum H5VL_loc_type_t {
+ H5VL_OBJECT_BY_SELF,
+ H5VL_OBJECT_BY_NAME,
+ H5VL_OBJECT_BY_IDX,
+ H5VL_OBJECT_BY_ADDR,
+ H5VL_OBJECT_BY_REF
+} H5VL_loc_type_t;
+
+struct H5VL_loc_by_name {
+ const char *name;
+ hid_t lapl_id;
+};
+
+struct H5VL_loc_by_idx {
+ const char *name;
+ H5_index_t idx_type;
+ H5_iter_order_t order;
+ hsize_t n;
+ hid_t lapl_id;
+};
+
+struct H5VL_loc_by_addr {
+ haddr_t addr;
+};
+
+struct H5VL_loc_by_ref {
+ H5R_type_t ref_type;
+ const void *_ref;
+ hid_t lapl_id;
+};
+
+/* Structure to hold parameters for object locations.
+ * either: BY_ADDR, BY_ID, BY_NAME, BY_IDX, BY_REF
+ *
+ * Note: Leave loc_by_addr as the first union member so we
+ * can perform the simplest initialization of the struct
+ * without raising warnings.
+ */
+typedef struct H5VL_loc_params_t {
+ H5I_type_t obj_type;
+ H5VL_loc_type_t type;
+ union{
+ struct H5VL_loc_by_addr loc_by_addr;
+ struct H5VL_loc_by_name loc_by_name;
+ struct H5VL_loc_by_idx loc_by_idx;
+ struct H5VL_loc_by_ref loc_by_ref;
+ } loc_data;
+} H5VL_loc_params_t;
+
+/* H5A routines */
+typedef struct H5VL_attr_class_t {
+ void *(*create)(void *obj, H5VL_loc_params_t loc_params, const char *attr_name,
+ hid_t acpl_id, hid_t aapl_id, hid_t dxpl_id, void **req);
+ void *(*open)(void *obj, H5VL_loc_params_t loc_params, const char *attr_name,
+ hid_t aapl_id, hid_t dxpl_id, void **req);
+ herr_t (*read)(void *attr, hid_t mem_type_id, void *buf, hid_t dxpl_id, void **req);
+ herr_t (*write)(void *attr, hid_t mem_type_id, const void *buf, hid_t dxpl_id, void **req);
+ herr_t (*get)(void *obj, H5VL_attr_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*specific)(void *obj, H5VL_loc_params_t loc_params, H5VL_attr_specific_t specific_type,
+ hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*optional)(void *obj, hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*close) (void *attr, hid_t dxpl_id, void **req);
+} H5VL_attr_class_t;
+
+/* H5D routines */
+typedef struct H5VL_dataset_class_t {
+ void *(*create)(void *obj, H5VL_loc_params_t loc_params, const char *name,
+ hid_t dcpl_id, hid_t dapl_id, hid_t dxpl_id, void **req);
+ void *(*open)(void *obj, H5VL_loc_params_t loc_params, const char *name,
+ hid_t dapl_id, hid_t dxpl_id, void **req);
+ herr_t (*read)(void *dset, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id,
+ hid_t xfer_plist_id, void * buf, void **req);
+ herr_t (*write)(void *dset, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id,
+ hid_t xfer_plist_id, const void * buf, void **req);
+ herr_t (*get)(void *obj, H5VL_dataset_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*specific)(void *obj, H5VL_dataset_specific_t specific_type,
+ hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*optional)(void *obj, hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*close) (void *dset, hid_t dxpl_id, void **req);
+} H5VL_dataset_class_t;
+
+/* H5T routines*/
+typedef struct H5VL_datatype_class_t {
+ void *(*commit)(void *obj, H5VL_loc_params_t loc_params, const char *name, hid_t type_id,
+ hid_t lcpl_id, hid_t tcpl_id, hid_t tapl_id, hid_t dxpl_id, void **req);
+ void *(*open)(void *obj, H5VL_loc_params_t loc_params, const char * name,
+ hid_t tapl_id, hid_t dxpl_id, void **req);
+ herr_t (*get) (void *obj, H5VL_datatype_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*specific)(void *obj, H5VL_datatype_specific_t specific_type,
+ hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*optional)(void *obj, hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*close) (void *dt, hid_t dxpl_id, void **req);
+} H5VL_datatype_class_t;
+
+/* H5F routines */
+typedef struct H5VL_file_class_t {
+ void *(*create)(const char *name, unsigned flags, hid_t fcpl_id,
+ hid_t fapl_id, hid_t dxpl_id, void **req);
+ void *(*open)(const char *name, unsigned flags, hid_t fapl_id, hid_t dxpl_id, void **req);
+ herr_t (*get)(void *obj, H5VL_file_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*specific)(void *obj, H5VL_file_specific_t specific_type,
+ hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*optional)(void *obj, hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*close) (void *file, hid_t dxpl_id, void **req);
+} H5VL_file_class_t;
+
+/* H5G routines */
+typedef struct H5VL_group_class_t {
+ void *(*create)(void *obj, H5VL_loc_params_t loc_params, const char *name,
+ hid_t gcpl_id, hid_t gapl_id, hid_t dxpl_id, void **req);
+ void *(*open)(void *obj, H5VL_loc_params_t loc_params, const char *name,
+ hid_t gapl_id, hid_t dxpl_id, void **req);
+ herr_t (*get)(void *obj, H5VL_group_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*specific)(void *obj, H5VL_group_specific_t specific_type,
+ hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*optional)(void *obj, hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*close) (void *grp, hid_t dxpl_id, void **req);
+} H5VL_group_class_t;
+
+/* H5L routines */
+typedef struct H5VL_link_class_t {
+ herr_t (*create)(H5VL_link_create_type_t create_type, void *obj, H5VL_loc_params_t loc_params,
+ hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req);
+ herr_t (*copy)(void *src_obj, H5VL_loc_params_t loc_params1,
+ void *dst_obj, H5VL_loc_params_t loc_params2,
+ hid_t lcpl, hid_t lapl, hid_t dxpl_id, void **req);
+ herr_t (*move)(void *src_obj, H5VL_loc_params_t loc_params1,
+ void *dst_obj, H5VL_loc_params_t loc_params2,
+ hid_t lcpl, hid_t lapl, hid_t dxpl_id, void **req);
+ herr_t (*get)(void *obj, H5VL_loc_params_t loc_params, H5VL_link_get_t get_type,
+ hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*specific)(void *obj, H5VL_loc_params_t loc_params, H5VL_link_specific_t specific_type,
+ hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*optional)(void *obj, hid_t dxpl_id, void **req, va_list arguments);
+} H5VL_link_class_t;
+
+/* H5O routines */
+typedef struct H5VL_object_class_t {
+ void *(*open)(void *obj, H5VL_loc_params_t loc_params, H5I_type_t *opened_type,
+ hid_t dxpl_id, void **req);
+ herr_t (*copy)(void *src_obj, H5VL_loc_params_t loc_params1, const char *src_name,
+ void *dst_obj, H5VL_loc_params_t loc_params2, const char *dst_name,
+ hid_t ocpypl_id, hid_t lcpl_id, hid_t dxpl_id, void **req);
+ herr_t (*get)(void *obj, H5VL_loc_params_t loc_params, H5VL_object_get_t get_type,
+ hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*specific)(void *obj, H5VL_loc_params_t loc_params, H5VL_object_specific_t specific_type,
+ hid_t dxpl_id, void **req, va_list arguments);
+ herr_t (*optional)(void *obj, hid_t dxpl_id, void **req, va_list arguments);
+} H5VL_object_class_t;
+
+/* H5AO routines */
+typedef struct H5VL_async_class_t {
+ herr_t (*cancel)(void **, H5ES_status_t *);
+ herr_t (*test) (void **, H5ES_status_t *);
+ herr_t (*wait) (void **, H5ES_status_t *);
+} H5VL_async_class_t;
+
+/* VOL category (internal, external, etc.)
+ * XXX: This is intended to replace the H5VL_class_value_t struct, which seems
+ * difficult to manage. It's currently unused so I don't break struct
+ * compatibility with existing VOLs.
+ */
+typedef enum H5VL_category_t {
+ H5VL_INTERNAL, /* Internal VOL driver */
+ H5VL_EXTERNAL /* External VOL driver (plugin) */
+} H5VL_category_t;
+
+/* enum value to identify the class of a VOL driver (mostly for comparison purposes) */
+typedef enum H5VL_class_value_t {
+ H5_VOL_NATIVE = 0, /* This should be first */
+ H5_VOL_MAX_LIB_VALUE = 128 /* This should be last */
+} H5VL_class_value_t;
+
+/* Class information for each VOL driver */
+/* XXX: We should consider adding a UUID/GUID field to this struct
+ * as well as a H5VLregister_by_uuid() API call for people who
+ * really care about getting a particular VOL driver.
+ * XXX: We should also consider adding enough information so that
+ * files can be opened without specifying the VOL driver.
+ * e.g.: If we stored a UUID and version, we could search for
+ * a matching VOL driver so a user did not have to make any
+ * H5VL calls.
+ */
+typedef struct H5VL_class_t {
+ /* XXX: How do we identify unique VOL drivers?
+ * This is unclear, but for now we'll keep
+ * all the ID fields from the original VOL
+ * branch.
+ */
+ unsigned int version; /* VOL driver version #
+ * XXX: Is this supposed to be a VOL driver
+ * version number or a VOL API version
+ * number? Maybe we need both?
+ */
+ H5VL_class_value_t value; /* value to identify driver */
+ const char *name; /* Plugin name (MUST be unique!) */
+ herr_t (*initialize)(hid_t vipl_id); /* Plugin initialization callback */
+ herr_t (*terminate)(hid_t vtpl_id); /* Plugin termination callback */
+ size_t fapl_size; /* size of the vol info in the fapl property */
+ void * (*fapl_copy)(const void *info); /* callback to create a copy of the vol info */
+ herr_t (*fapl_free)(void *info); /* callback to release the vol info copy */
+
+ /* Data Model */
+ H5VL_attr_class_t attr_cls; /* attribute class callbacks */
+ H5VL_dataset_class_t dataset_cls; /* dataset class callbacks */
+ H5VL_datatype_class_t datatype_cls; /* datatype class callbacks */
+ H5VL_file_class_t file_cls; /* file class callbacks */
+ H5VL_group_class_t group_cls; /* group class callbacks */
+ H5VL_link_class_t link_cls; /* link class callbacks */
+ H5VL_object_class_t object_cls; /* object class callbacks */
+
+ /* Services */
+ H5VL_async_class_t async_cls; /* asynchronous class callbacks */
+ herr_t (*optional)(void *obj, hid_t dxpl_id, void **req, va_list arguments); /* Optional callback */
+} H5VL_class_t;
+
+
+/********************/
+/* Public Variables */
+/********************/
+
+/*********************/
+/* Public Prototypes */
+/*********************/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* VOL Driver/Plugin Functionality */
+H5_DLL herr_t H5VLinitialize(hid_t driver_id, hid_t vipl_id);
+H5_DLL herr_t H5VLterminate(hid_t driver_id, hid_t vtpl_id);
+H5_DLL herr_t H5VLclose(hid_t driver_id);
+H5_DLL hid_t H5VLregister(const H5VL_class_t *cls);
+H5_DLL hid_t H5VLregister_by_name(const char *driver_name);
+H5_DLL herr_t H5VLunregister(hid_t driver_id);
+H5_DLL htri_t H5VLis_registered(const char *name);
+H5_DLL hid_t H5VLget_driver_id(const char *name);
+H5_DLL ssize_t H5VLget_driver_name(hid_t id, char *name/*out*/, size_t size);
+H5_DLL hid_t H5VLobject_register(void *obj, H5I_type_t obj_type, hid_t driver_id);
+H5_DLL void *H5VLobject(hid_t id);
+H5_DLL herr_t H5VLget_object(hid_t obj_id, void **obj);
+
+/* Attributes */
+H5_DLL void *H5VLattr_create(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, const char *attr_name, hid_t acpl_id, hid_t aapl_id, hid_t dxpl_id, void **req);
+H5_DLL void *H5VLattr_open(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, const char *name, hid_t aapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLattr_read(void *attr, hid_t driver_id, hid_t dtype_id, void *buf, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLattr_write(void *attr, hid_t driver_id, hid_t dtype_id, const void *buf, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLattr_get(void *obj, hid_t driver_id, H5VL_attr_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLattr_specific(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, H5VL_attr_specific_t specific_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLattr_optional(void *obj, hid_t driver_id, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLattr_close(void *attr, hid_t driver_id, hid_t dxpl_id, void **req);
+
+/* Datasets */
+H5_DLL void *H5VLdataset_create(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, const char *name, hid_t dcpl_id, hid_t dapl_id, hid_t dxpl_id, void **req);
+H5_DLL void *H5VLdataset_open(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, const char *name, hid_t dapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLdataset_read(void *dset, hid_t driver_id, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id, hid_t plist_id, void *buf, void **req);
+H5_DLL herr_t H5VLdataset_write(void *dset, hid_t driver_id, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id, hid_t plist_id, const void *buf, void **req);
+H5_DLL herr_t H5VLdataset_get(void *dset, hid_t driver_id, H5VL_dataset_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLdataset_specific(void *obj, hid_t driver_id, H5VL_dataset_specific_t specific_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLdataset_optional(void *obj, hid_t driver_id, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLdataset_close(void *dset, hid_t driver_id, hid_t dxpl_id, void **req);
+
+/* Files */
+H5_DLL void *H5VLfile_create(const char *name, unsigned flags, hid_t fcpl_id, hid_t fapl_id, hid_t dxpl_id, void **req);
+H5_DLL void *H5VLfile_open(const char *name, unsigned flags, hid_t fapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLfile_get(void *file, hid_t driver_id, H5VL_file_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLfile_specific(void *obj, hid_t driver_id, H5VL_file_specific_t specific_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLfile_optional(void *obj, hid_t driver_id, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLfile_close(void *file, hid_t driver_id, hid_t dxpl_id, void **req);
+
+/* Groups */
+H5_DLL void *H5VLgroup_create(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, const char *name, hid_t gcpl_id, hid_t gapl_id, hid_t dxpl_id, void **req);
+H5_DLL void *H5VLgroup_open(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, const char *name, hid_t gapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLgroup_get(void *obj, hid_t driver_id, H5VL_group_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLgroup_specific(void *obj, hid_t driver_id, H5VL_group_specific_t specific_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLgroup_optional(void *obj, hid_t driver_id, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLgroup_close(void *grp, hid_t driver_id, hid_t dxpl_id, void **req);
+
+/* Links */
+H5_DLL herr_t H5VLlink_create(H5VL_link_create_type_t create_type, void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLlink_copy(void *src_obj, H5VL_loc_params_t loc_params1,
+ void *dst_obj, H5VL_loc_params_t loc_params2, hid_t driver_id,
+ hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLlink_move(void *src_obj, H5VL_loc_params_t loc_params1,
+ void *dst_obj, H5VL_loc_params_t loc_params2, hid_t driver_id,
+ hid_t lcpl_id, hid_t lapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLlink_get(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, H5VL_link_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLlink_specific(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, H5VL_link_specific_t specific_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLlink_optional(void *obj, hid_t driver_id, hid_t dxpl_id, void **req, va_list arguments);
+
+/* Objects */
+H5_DLL void *H5VLobject_open(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, H5I_type_t *opened_type, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLobject_copy(void *src_obj, H5VL_loc_params_t loc_params1, hid_t driver_id1, const char *src_name,
+ void *dst_obj, H5VL_loc_params_t loc_params2, hid_t driver_id2, const char *dst_name,
+ hid_t ocpypl_id, hid_t lcpl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLobject_get(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, H5VL_object_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLobject_specific(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, H5VL_object_specific_t specific_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLobject_optional(void *obj, hid_t driver_id, hid_t dxpl_id, void **req, va_list arguments);
+
+/* Datatypes */
+H5_DLL void *H5VLdatatype_commit(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, const char *name, hid_t type_id, hid_t lcpl_id, hid_t tcpl_id, hid_t tapl_id, hid_t dxpl_id, void **req);
+H5_DLL void *H5VLdatatype_open(void *obj, H5VL_loc_params_t loc_params, hid_t driver_id, const char *name, hid_t tapl_id, hid_t dxpl_id, void **req);
+H5_DLL herr_t H5VLdatatype_get(void *dt, hid_t driver_id, H5VL_datatype_get_t get_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLdatatype_specific(void *obj, hid_t driver_id, H5VL_datatype_specific_t specific_type, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLdatatype_optional(void *obj, hid_t driver_id, hid_t dxpl_id, void **req, va_list arguments);
+H5_DLL herr_t H5VLdatatype_close(void *dt, hid_t driver_id, hid_t dxpl_id, void **req);
+
+/* Asynchronous Requests */
+H5_DLL herr_t H5VLrequest_cancel(void **req, hid_t driver_id, H5ES_status_t *status);
+H5_DLL herr_t H5VLrequest_test(void **req, hid_t driver_id, H5ES_status_t *status);
+H5_DLL herr_t H5VLrequest_wait(void **req, hid_t driver_id, H5ES_status_t *status);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _H5VLpublic_H */