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Diffstat (limited to 'src/lib/libcrypto/dsa/dsa_key.c')
-rw-r--r-- | src/lib/libcrypto/dsa/dsa_key.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/src/lib/libcrypto/dsa/dsa_key.c b/src/lib/libcrypto/dsa/dsa_key.c deleted file mode 100644 index c4aa86bc6d..0000000000 --- a/src/lib/libcrypto/dsa/dsa_key.c +++ /dev/null | |||
@@ -1,128 +0,0 @@ | |||
1 | /* crypto/dsa/dsa_key.c */ | ||
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 | #include "cryptlib.h" | ||
62 | #ifndef OPENSSL_NO_SHA | ||
63 | #include <openssl/bn.h> | ||
64 | #include <openssl/dsa.h> | ||
65 | #include <openssl/rand.h> | ||
66 | |||
67 | static int dsa_builtin_keygen(DSA *dsa); | ||
68 | |||
69 | int DSA_generate_key(DSA *dsa) | ||
70 | { | ||
71 | if(dsa->meth->dsa_keygen) | ||
72 | return dsa->meth->dsa_keygen(dsa); | ||
73 | return dsa_builtin_keygen(dsa); | ||
74 | } | ||
75 | |||
76 | static int dsa_builtin_keygen(DSA *dsa) | ||
77 | { | ||
78 | int ok=0; | ||
79 | BN_CTX *ctx=NULL; | ||
80 | BIGNUM *pub_key=NULL,*priv_key=NULL; | ||
81 | |||
82 | if ((ctx=BN_CTX_new()) == NULL) goto err; | ||
83 | |||
84 | if (dsa->priv_key == NULL) | ||
85 | { | ||
86 | if ((priv_key=BN_new()) == NULL) goto err; | ||
87 | } | ||
88 | else | ||
89 | priv_key=dsa->priv_key; | ||
90 | |||
91 | do | ||
92 | if (!BN_rand_range(priv_key,dsa->q)) goto err; | ||
93 | while (BN_is_zero(priv_key)); | ||
94 | |||
95 | if (dsa->pub_key == NULL) | ||
96 | { | ||
97 | if ((pub_key=BN_new()) == NULL) goto err; | ||
98 | } | ||
99 | else | ||
100 | pub_key=dsa->pub_key; | ||
101 | |||
102 | { | ||
103 | BIGNUM local_prk; | ||
104 | BIGNUM *prk; | ||
105 | |||
106 | if ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0) | ||
107 | { | ||
108 | BN_init(&local_prk); | ||
109 | prk = &local_prk; | ||
110 | BN_with_flags(prk, priv_key, BN_FLG_CONSTTIME); | ||
111 | } | ||
112 | else | ||
113 | prk = priv_key; | ||
114 | |||
115 | if (!BN_mod_exp(pub_key,dsa->g,prk,dsa->p,ctx)) goto err; | ||
116 | } | ||
117 | |||
118 | dsa->priv_key=priv_key; | ||
119 | dsa->pub_key=pub_key; | ||
120 | ok=1; | ||
121 | |||
122 | err: | ||
123 | if ((pub_key != NULL) && (dsa->pub_key == NULL)) BN_free(pub_key); | ||
124 | if ((priv_key != NULL) && (dsa->priv_key == NULL)) BN_free(priv_key); | ||
125 | if (ctx != NULL) BN_CTX_free(ctx); | ||
126 | return(ok); | ||
127 | } | ||
128 | #endif | ||