libexplain/iocontrol/hdio_drive_reset.c

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/*
 * libexplain - Explain errno values returned by libc functions
 * Copyright (C) 2009-2011, 2013 Peter Miller
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful,but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include <libexplain/ac/sys/ioctl.h>
#include <libexplain/ac/errno.h>
#include <libexplain/ac/linux/hdreg.h>

#include <libexplain/buffer/dac.h>
#include <libexplain/capability.h>
#include <libexplain/iocontrol/generic.h>
#include <libexplain/iocontrol/hdio_drive_reset.h>

#ifdef HDIO_DRIVE_RESET


static void
print_explanation(const explain_iocontrol_t *p, explain_string_buffer_t *sb, int
    errnum, int fildes, int request, const void *data)
{
    switch (errnum)
    {
    case EACCES:
        if (!explain_capability_sys_admin())
        {
            explain_buffer_dac_sys_admin(sb);
            break;
        }
        goto generic;

    default:
        generic:
        explain_iocontrol_generic_print_explanation
        (
            p,
            sb,
            errnum,
            fildes,
            request,
            data
        );
        break;
    }
}


const explain_iocontrol_t explain_iocontrol_hdio_drive_reset =
{
    "HDIO_DRIVE_RESET", /* name */
    HDIO_DRIVE_RESET, /* value */
    0, /* disambiguate */
    0, /* print_name */
    explain_iocontrol_generic_print_data_ignored, /* print_data */
    print_explanation,
    0, /* print_data_returned */
    NOT_A_POINTER, /* data_size */
    "intptr_t", /* data_type */
    0, /* flags */
    __FILE__,
    __LINE__,
};

#else /* ndef HDIO_DRIVE_RESET */

const explain_iocontrol_t explain_iocontrol_hdio_drive_reset =
{
    0, /* name */
    0, /* value */
    0, /* disambiguate */
    0, /* print_name */
    0, /* print_data */
    0, /* print_explanation */
    0, /* print_data_returned */
    0, /* data_size */
    0, /* data_type */
    0, /* flags */
    __FILE__,
    __LINE__,
};

#endif /* HDIO_DRIVE_RESET */


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