libexplain/iocontrol/kdskbled.c

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/*
 * libexplain - Explain errno values returned by libc functions
 * Copyright (C) 2009-2011, 2013 Peter Miller
 * Written by Peter Miller <pmiller@opensource.org.au>
 *
 * 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/stdint.h> /* order matters for Jaunty */
#include <libexplain/ac/linux/kd.h>

#include <libexplain/iocontrol/kdskbled.h>
#include <libexplain/parse_bits.h>
#include <libexplain/sizeof.h>
#include <libexplain/string_buffer.h>


#ifdef HAVE_LINUX_KD_H

static void
explain_buffer_kdskbled(explain_string_buffer_t *sb, int data)
{
    static const explain_parse_bits_table_t table[] =
    {
        { "K_SCROLLLOCK", K_SCROLLLOCK },
        { "K_NUMLOCK", K_NUMLOCK },
        { "K_CAPSLOCK", K_CAPSLOCK },
    };

    explain_parse_bits_print(sb, data, table, SIZEOF(table));
}


static void
print_data(const explain_iocontrol_t *p, explain_string_buffer_t *sb,
    int errnum, int fildes, int request, const void *data)
{
    (void)p;
    (void)errnum;
    (void)fildes;
    (void)request;
    explain_buffer_kdskbled(sb, (intptr_t)data);
}


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

#else

const explain_iocontrol_t explain_iocontrol_kdskbled =
{
    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 /* HAVE_LINUX_KD_H */


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