/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * 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.                                                        *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/* Purpose:     A simple virtual object layer (VOL) connector with almost no
 *              functionality that is used for testing basic plugin handling
 *              (registration, etc.).
 */


/* Public HDF5 header */
#include "hdf5.h"

/* For HDF5 plugin functionality */
#include "H5PLextern.h"


/* This connector's header */
#include "null_vol_connector.h"

/* The VOL class struct */
static const H5VL_class_t null_vol_g = {
    0,                                              /* version          */
    NULL_VOL_CONNECTOR_VALUE,                       /* value            */
    NULL_VOL_CONNECTOR_NAME,                        /* name             */
    0,                                              /* capability flags */
    NULL,                                           /* initialize       */
    NULL,                                           /* terminate        */
    {   /* info_cls */
        (size_t)0,                                  /* size             */
        NULL,                                       /* copy             */
        NULL,                                       /* compare          */
        NULL,                                       /* free             */
        NULL,                                       /* to_str           */
        NULL,                                       /* from_str         */
    },
    {   /* wrap_cls */
        NULL,                                       /* get_object       */
        NULL,                                       /* get_wrap_ctx     */
        NULL,                                       /* wrap_object      */
        NULL,                                       /* unwrap_object    */
        NULL,                                       /* free_wrap_ctx    */
    },
    {   /* attribute_cls */
        NULL,                                       /* create           */
        NULL,                                       /* open             */
        NULL,                                       /* read             */
        NULL,                                       /* write            */
        NULL,                                       /* get              */
        NULL,                                       /* specific         */
        NULL,                                       /* optional         */
        NULL                                        /* close            */
    },
    {   /* dataset_cls */
        NULL,                                       /* create           */
        NULL,                                       /* open             */
        NULL,                                       /* read             */
        NULL,                                       /* write            */
        NULL,                                       /* get              */
        NULL,                                       /* specific         */
        NULL,                                       /* optional         */
        NULL                                        /* close            */
    },
    {   /* datatype_cls */
        NULL,                                       /* commit           */
        NULL,                                       /* open             */
        NULL,                                       /* get_size         */
        NULL,                                       /* specific         */
        NULL,                                       /* optional         */
        NULL                                        /* close            */
    },
    {   /* file_cls */
        NULL,                                       /* create           */
        NULL,                                       /* open             */
        NULL,                                       /* get              */
        NULL,                                       /* specific         */
        NULL,                                       /* optional         */
        NULL                                        /* close            */
    },
    {   /* group_cls */
        NULL,                                       /* create           */
        NULL,                                       /* open             */
        NULL,                                       /* get              */
        NULL,                                       /* specific         */
        NULL,                                       /* optional         */
        NULL                                        /* close            */
    },
    {   /* link_cls */
        NULL,                                       /* create           */
        NULL,                                       /* copy             */
        NULL,                                       /* move             */
        NULL,                                       /* get              */
        NULL,                                       /* specific         */
        NULL                                        /* optional         */
    },
    {   /* object_cls */
        NULL,                                       /* open             */
        NULL,                                       /* copy             */
        NULL,                                       /* get              */
        NULL,                                       /* specific         */
        NULL                                        /* optional         */
    },
    {   /* introspect_cls */
        NULL,                                       /* get_conn_cls     */
        NULL,                                       /* opt_query        */
    },
    {   /* request_cls */
        NULL,                                       /* wait             */
        NULL,                                       /* notify           */
        NULL,                                       /* cancel           */
        NULL,                                       /* specific         */
        NULL,                                       /* optional         */
        NULL                                        /* free             */
    },
    {   /* blob_cls */
        NULL,                                       /* put              */
        NULL,                                       /* get              */
        NULL,                                       /* specific         */
        NULL                                        /* optional         */
    },
    {   /* token_cls */
        NULL,                                       /* cmp              */
        NULL,                                       /* to_str           */
        NULL                                        /* from_str         */
    },
    NULL                                            /* optional         */
};

/* These two functions are necessary to load this plugin using
 * the HDF5 library.
 */

H5PL_type_t H5PLget_plugin_type(void) {return H5PL_TYPE_VOL;}
const void *H5PLget_plugin_info(void) {return &null_vol_g;}