/*

 * Copyright (C) 2012 Intel Corporation.

 *

 * Authors: Jens Georg <jensg@openismus.com>

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, or (at your option) any later version.

 *

 * This library 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

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public

 * License along with this library; if not, write to the

 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 */

#include <glib.h>

#include "time-utils.h"

#define SEC_PER_MIN 60

#define SEC_PER_HOUR 3600

long

seconds_from_time (const char *time_str)

{

        char **tokens;

        gdouble seconds = -1;

        if (time_str == NULL)

                return -1;

        tokens = g_strsplit (time_str, ":", -1);

        if (tokens[0] == NULL ||

            tokens[1] == NULL ||

            tokens[2] == NULL)

                goto return_point;

        seconds = g_strtod (tokens[2], NULL);

        seconds += g_strtod (tokens[1], NULL) * SEC_PER_MIN;

        seconds += g_strtod (tokens[0], NULL) * SEC_PER_HOUR;

return_point:

        g_strfreev (tokens);

        return (long) seconds;

}

char *

seconds_to_time (long seconds)

{

        char *str;

        if (seconds < 0)

                return NULL;

        str = g_strdup_printf ("%ld:%.2ld:%.2ld.000",

                               seconds / (60 * 60),

                               (seconds / 60) % 60,

                               seconds % 60);

        return str;

}