Line data    Source code

       1             : /*
       2             :  * Copyright (c) 1995, 1996, 1997, 1999 Kungliga Tekniska Högskolan
       3             :  * (Royal Institute of Technology, Stockholm, Sweden).
       4             :  * All rights reserved.
       5             :  *
       6             :  * Redistribution and use in source and binary forms, with or without
       7             :  * modification, are permitted provided that the following conditions
       8             :  * are met:
       9             :  *
      10             :  * 1. Redistributions of source code must retain the above copyright
      11             :  *    notice, this list of conditions and the following disclaimer.
      12             :  *
      13             :  * 2. Redistributions in binary form must reproduce the above copyright
      14             :  *    notice, this list of conditions and the following disclaimer in the
      15             :  *    documentation and/or other materials provided with the distribution.
      16             :  *
      17             :  * 3. Neither the name of the Institute nor the names of its contributors
      18             :  *    may be used to endorse or promote products derived from this software
      19             :  *    without specific prior written permission.
      20             :  *
      21             :  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
      22             :  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
      23             :  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
      24             :  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
      25             :  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
      26             :  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
      27             :  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
      28             :  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
      29             :  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
      30             :  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
      31             :  * SUCH DAMAGE.
      32             :  */
      33             : 
      34             : #include "config.h"
      35             : 
      36             : 
      37             : #define HC_DEPRECATED
      38             : 
      39             : #ifdef KRB5
      40             : #include <krb5-types.h>
      41             : #endif
      42             : #include <stdlib.h>
      43             : 
      44             : #include <des.h>
      45             : #include <rand.h>
      46             : 
      47             : #undef __attribute__
      48             : #define __attribute__(X)
      49             : 
      50             : void HC_DEPRECATED
      51           0 : DES_rand_data(void *outdata, int size)
      52             : {
      53           0 :     RAND_bytes(outdata, size);
      54           0 : }
      55             : 
      56             : void HC_DEPRECATED
      57           0 : DES_generate_random_block(DES_cblock *block)
      58             : {
      59           0 :     RAND_bytes(block, sizeof(*block));
      60           0 : }
      61             : 
      62             : #define DES_rand_data_key hc_DES_rand_data_key
      63             : 
      64             : void HC_DEPRECATED
      65             : DES_rand_data_key(DES_cblock *key);
      66             : 
      67             : /*
      68             :  * Generate a random DES key.
      69             :  */
      70             : 
      71             : void HC_DEPRECATED
      72           0 : DES_rand_data_key(DES_cblock *key)
      73             : {
      74           0 :     DES_new_random_key(key);
      75           0 : }
      76             : 
      77             : void HC_DEPRECATED
      78           0 : DES_set_sequence_number(void *ll)
      79             : {
      80           0 : }
      81             : 
      82             : void HC_DEPRECATED
      83           0 : DES_set_random_generator_seed(DES_cblock *seed)
      84             : {
      85           0 :     RAND_seed(seed, sizeof(*seed));
      86           0 : }
      87             : 
      88             : /**
      89             :  * Generate a random des key using a random block, fixup parity and
      90             :  * skip weak keys.
      91             :  *
      92             :  * @param key is set to a random key.
      93             :  *
      94             :  * @return 0 on success, non zero on random number generator failure.
      95             :  *
      96             :  * @ingroup hcrypto_des
      97             :  */
      98             : 
      99             : int HC_DEPRECATED
     100           0 : DES_new_random_key(DES_cblock *key)
     101             : {
     102             :     do {
     103           0 :         if (RAND_bytes(key, sizeof(*key)) != 1)
     104           0 :             return 1;
     105           0 :         DES_set_odd_parity(key);
     106           0 :     } while(DES_is_weak_key(key));
     107             : 
     108           0 :     return(0);
     109             : }
     110             : 
     111             : /**
     112             :  * Seed the random number generator. Deprecated, use @ref page_rand
     113             :  *
     114             :  * @param seed a seed to seed that random number generate with.
     115             :  *
     116             :  * @ingroup hcrypto_des
     117             :  */
     118             : 
     119             : void HC_DEPRECATED
     120           0 : DES_init_random_number_generator(DES_cblock *seed)
     121             : {
     122           0 :     RAND_seed(seed, sizeof(*seed));
     123           0 : }
     124             : 
     125             : /**
     126             :  * Generate a random key, deprecated since it doesn't return an error
     127             :  * code, use DES_new_random_key().
     128             :  *
     129             :  * @param key is set to a random key.
     130             :  *
     131             :  * @ingroup hcrypto_des
     132             :  */
     133             : 
     134             : void HC_DEPRECATED
     135           0 : DES_random_key(DES_cblock *key)
     136             : {
     137           0 :     if (DES_new_random_key(key))
     138           0 :         abort();
     139           0 : }