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/*
* Copyright (c) 1995, 1996, 1997, 1999 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
RCSID("$Id: rnd_keys.c 23093 2008-04-27 18:49:51Z lha $");
#endif
#define HC_DEPRECATED
#ifdef KRB5
#include <krb5-types.h>
#endif
#include <des.h>
#include <rand.h>
#include <stdlib.h>
#undef __attribute__
#define __attribute__(X)
void HC_DEPRECATED
DES_rand_data(void *outdata, int size)
{
RAND_bytes(outdata, size);
}
void HC_DEPRECATED
DES_generate_random_block(DES_cblock *block)
{
RAND_bytes(block, sizeof(*block));
}
#define DES_rand_data_key hc_DES_rand_data_key
void HC_DEPRECATED
DES_rand_data_key(DES_cblock *key);
/*
* Generate a random DES key.
*/
void HC_DEPRECATED
DES_rand_data_key(DES_cblock *key)
{
DES_new_random_key(key);
}
void HC_DEPRECATED
DES_set_sequence_number(void *ll)
{
}
void HC_DEPRECATED
DES_set_random_generator_seed(DES_cblock *seed)
{
RAND_seed(seed, sizeof(*seed));
}
/**
* Generate a random des key using a random block, fixup parity and
* skip weak keys.
*
* @param key is set to a random key.
*
* @return 0 on success, non zero on random number generator failure.
*
* @ingroup hcrypto_des
*/
int HC_DEPRECATED
DES_new_random_key(DES_cblock *key)
{
do {
if (RAND_bytes(key, sizeof(*key)) != 1)
return 1;
DES_set_odd_parity(key);
} while(DES_is_weak_key(key));
return(0);
}
/**
* Seed the random number generator. Deprecated, use @ref page_rand
*
* @param seed a seed to seed that random number generate with.
*
* @ingroup hcrypto_des
*/
void HC_DEPRECATED
DES_init_random_number_generator(DES_cblock *seed)
{
RAND_seed(seed, sizeof(*seed));
}
/**
* Generate a random key, deprecated since it doesn't return an error
* code, use DES_new_random_key().
*
* @param key is set to a random key.
*
* @ingroup hcrypto_des
*/
void HC_DEPRECATED
DES_random_key(DES_cblock *key)
{
if (DES_new_random_key(key))
abort();
}
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