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/*
This file is part of TALER
(C) 2014 Christian Grothoff (and other contributing authors)
TALER is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
TALER 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 General Public License for more details.
You should have received a copy of the GNU General Public License along with
TALER; see the file COPYING. If not, If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file util.c
* @brief Common utility functions
* @author Sree Harsha Totakura <sreeharsha@totakura.in>
* @author Florian Dold
* @author Benedikt Mueller
*/
#include "platform.h"
#include "taler_util.h"
#include <gnunet/gnunet_common.h>
#include <gnunet/gnunet_util_lib.h>
#include <gcrypt.h>
/**
* Return the base32crockford encoding of the given buffer.
*
* The returned string will be freshly allocated, and must be free'd
* with GNUNET_free().
*
* @param buffer with data
* @param size size of the buffer
* @return freshly allocated, null-terminated string
*/
char *
TALER_data_to_string_alloc (const void *buf, size_t size)
{
char *str_buf;
size_t len = size * 8;
char *end;
if (len % 5 > 0)
len += 5 - len % 5;
len /= 5;
str_buf = GNUNET_malloc (len + 1);
end = GNUNET_STRINGS_data_to_string (buf, size, str_buf, len);
if (NULL == end)
{
GNUNET_free (str_buf);
return NULL;
}
*end = '\0';
return str_buf;
}
/* end of util.c */
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