diff options
Diffstat (limited to 'src/lib/libcrypto/dsa/dsa_key.c')
-rw-r--r-- | src/lib/libcrypto/dsa/dsa_key.c | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/src/lib/libcrypto/dsa/dsa_key.c b/src/lib/libcrypto/dsa/dsa_key.c deleted file mode 100644 index eaf6da8de7..0000000000 --- a/src/lib/libcrypto/dsa/dsa_key.c +++ /dev/null | |||
@@ -1,133 +0,0 @@ | |||
1 | /* $OpenBSD: dsa_key.c,v 1.20 2014/10/18 17:20:40 jsing Exp $ */ | ||
2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | ||
3 | * All rights reserved. | ||
4 | * | ||
5 | * This package is an SSL implementation written | ||
6 | * by Eric Young (eay@cryptsoft.com). | ||
7 | * The implementation was written so as to conform with Netscapes SSL. | ||
8 | * | ||
9 | * This library is free for commercial and non-commercial use as long as | ||
10 | * the following conditions are aheared to. The following conditions | ||
11 | * apply to all code found in this distribution, be it the RC4, RSA, | ||
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | ||
13 | * included with this distribution is covered by the same copyright terms | ||
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | ||
15 | * | ||
16 | * Copyright remains Eric Young's, and as such any Copyright notices in | ||
17 | * the code are not to be removed. | ||
18 | * If this package is used in a product, Eric Young should be given attribution | ||
19 | * as the author of the parts of the library used. | ||
20 | * This can be in the form of a textual message at program startup or | ||
21 | * in documentation (online or textual) provided with the package. | ||
22 | * | ||
23 | * Redistribution and use in source and binary forms, with or without | ||
24 | * modification, are permitted provided that the following conditions | ||
25 | * are met: | ||
26 | * 1. Redistributions of source code must retain the copyright | ||
27 | * notice, this list of conditions and the following disclaimer. | ||
28 | * 2. Redistributions in binary form must reproduce the above copyright | ||
29 | * notice, this list of conditions and the following disclaimer in the | ||
30 | * documentation and/or other materials provided with the distribution. | ||
31 | * 3. All advertising materials mentioning features or use of this software | ||
32 | * must display the following acknowledgement: | ||
33 | * "This product includes cryptographic software written by | ||
34 | * Eric Young (eay@cryptsoft.com)" | ||
35 | * The word 'cryptographic' can be left out if the rouines from the library | ||
36 | * being used are not cryptographic related :-). | ||
37 | * 4. If you include any Windows specific code (or a derivative thereof) from | ||
38 | * the apps directory (application code) you must include an acknowledgement: | ||
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | ||
40 | * | ||
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | ||
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | ||
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||
51 | * SUCH DAMAGE. | ||
52 | * | ||
53 | * The licence and distribution terms for any publically available version or | ||
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | ||
55 | * copied and put under another distribution licence | ||
56 | * [including the GNU Public Licence.] | ||
57 | */ | ||
58 | |||
59 | #include <stdio.h> | ||
60 | #include <time.h> | ||
61 | |||
62 | #include <openssl/opensslconf.h> | ||
63 | |||
64 | #ifndef OPENSSL_NO_SHA | ||
65 | |||
66 | #include <openssl/bn.h> | ||
67 | #include <openssl/dsa.h> | ||
68 | |||
69 | static int dsa_builtin_keygen(DSA *dsa); | ||
70 | |||
71 | int | ||
72 | DSA_generate_key(DSA *dsa) | ||
73 | { | ||
74 | if (dsa->meth->dsa_keygen) | ||
75 | return dsa->meth->dsa_keygen(dsa); | ||
76 | return dsa_builtin_keygen(dsa); | ||
77 | } | ||
78 | |||
79 | static int | ||
80 | dsa_builtin_keygen(DSA *dsa) | ||
81 | { | ||
82 | int ok = 0; | ||
83 | BN_CTX *ctx = NULL; | ||
84 | BIGNUM *pub_key = NULL, *priv_key = NULL; | ||
85 | |||
86 | if ((ctx = BN_CTX_new()) == NULL) | ||
87 | goto err; | ||
88 | |||
89 | if (dsa->priv_key == NULL) { | ||
90 | if ((priv_key = BN_new()) == NULL) | ||
91 | goto err; | ||
92 | } else | ||
93 | priv_key=dsa->priv_key; | ||
94 | |||
95 | do { | ||
96 | if (!BN_rand_range(priv_key, dsa->q)) | ||
97 | goto err; | ||
98 | } while (BN_is_zero(priv_key)); | ||
99 | |||
100 | if (dsa->pub_key == NULL) { | ||
101 | if ((pub_key = BN_new()) == NULL) | ||
102 | goto err; | ||
103 | } else | ||
104 | pub_key=dsa->pub_key; | ||
105 | |||
106 | { | ||
107 | BIGNUM local_prk; | ||
108 | BIGNUM *prk; | ||
109 | |||
110 | if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0) { | ||
111 | BN_init(&local_prk); | ||
112 | prk = &local_prk; | ||
113 | BN_with_flags(prk, priv_key, BN_FLG_CONSTTIME); | ||
114 | } else | ||
115 | prk = priv_key; | ||
116 | |||
117 | if (!BN_mod_exp(pub_key, dsa->g, prk, dsa->p, ctx)) | ||
118 | goto err; | ||
119 | } | ||
120 | |||
121 | dsa->priv_key = priv_key; | ||
122 | dsa->pub_key = pub_key; | ||
123 | ok = 1; | ||
124 | |||
125 | err: | ||
126 | if (pub_key != NULL && dsa->pub_key == NULL) | ||
127 | BN_free(pub_key); | ||
128 | if (priv_key != NULL && dsa->priv_key == NULL) | ||
129 | BN_free(priv_key); | ||
130 | BN_CTX_free(ctx); | ||
131 | return ok; | ||
132 | } | ||
133 | #endif | ||