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DEFINITIONS
This source file includes following definitions.
- DES_rand_data
- DES_generate_random_block
- DES_rand_data_key
- DES_set_sequence_number
- DES_set_random_generator_seed
- DES_new_random_key
- DES_init_random_number_generator
- DES_random_key
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 #ifdef HAVE_CONFIG_H
35 #include "config.h"
36
37 RCSID("$Id$");
38 #endif
39
40 #define HC_DEPRECATED
41
42 #ifdef KRB5
43 #include <krb5-types.h>
44 #endif
45 #include <des.h>
46 #include <rand.h>
47
48 #include <stdlib.h>
49
50 #undef __attribute__
51 #define __attribute__(X)
52
53 void HC_DEPRECATED
54 DES_rand_data(void *outdata, int size)
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55 {
56 RAND_bytes(outdata, size);
57 }
58
59 void HC_DEPRECATED
60 DES_generate_random_block(DES_cblock *block)
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61 {
62 RAND_bytes(block, sizeof(*block));
63 }
64
65 #define DES_rand_data_key hc_DES_rand_data_key
66
67 void HC_DEPRECATED
68 DES_rand_data_key(DES_cblock *key);
69
70 /*
71 * Generate a random DES key.
72 */
73
74 void HC_DEPRECATED
75 DES_rand_data_key(DES_cblock *key)
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76 {
77 DES_new_random_key(key);
78 }
79
80 void HC_DEPRECATED
81 DES_set_sequence_number(void *ll)
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82 {
83 }
84
85 void HC_DEPRECATED
86 DES_set_random_generator_seed(DES_cblock *seed)
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87 {
88 RAND_seed(seed, sizeof(*seed));
89 }
90
91 /**
92 * Generate a random des key using a random block, fixup parity and
93 * skip weak keys.
94 *
95 * @param key is set to a random key.
96 *
97 * @return 0 on success, non zero on random number generator failure.
98 *
99 * @ingroup hcrypto_des
100 */
101
102 int HC_DEPRECATED
103 DES_new_random_key(DES_cblock *key)
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104 {
105 do {
106 if (RAND_bytes(key, sizeof(*key)) != 1)
107 return 1;
108 DES_set_odd_parity(key);
109 } while(DES_is_weak_key(key));
110
111 return(0);
112 }
113
114 /**
115 * Seed the random number generator. Deprecated, use @ref page_rand
116 *
117 * @param seed a seed to seed that random number generate with.
118 *
119 * @ingroup hcrypto_des
120 */
121
122 void HC_DEPRECATED
123 DES_init_random_number_generator(DES_cblock *seed)
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124 {
125 RAND_seed(seed, sizeof(*seed));
126 }
127
128 /**
129 * Generate a random key, deprecated since it doesn't return an error
130 * code, use DES_new_random_key().
131 *
132 * @param key is set to a random key.
133 *
134 * @ingroup hcrypto_des
135 */
136
137 void HC_DEPRECATED
138 DES_random_key(DES_cblock *key)
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139 {
140 if (DES_new_random_key(key))
141 abort();
142 }