1 /* crypto/dsa/dsagen.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 <openssl/dsa.h>
61
62 #define TEST
63 #define GENUINE_DSA
64
65 #ifdef GENUINE_DSA
66 #define LAST_VALUE 0xbd
67 #else
68 #define LAST_VALUE 0xd3
69 #endif
70
71 #ifdef TEST
72 unsigned char seed[20]={
73 0xd5,0x01,0x4e,0x4b,
74 0x60,0xef,0x2b,0xa8,
75 0xb6,0x21,0x1b,0x40,
76 0x62,0xba,0x32,0x24,
77 0xe0,0x42,0x7d,LAST_VALUE};
78 #endif
79
cb(int p,int n)80 int cb(int p, int n)
81 {
82 char c='*';
83
84 if (p == 0) c='.';
85 if (p == 1) c='+';
86 if (p == 2) c='*';
87 if (p == 3) c='\n';
88 printf("%c",c);
89 fflush(stdout);
90 }
91
main()92 main()
93 {
94 int i;
95 BIGNUM *n;
96 BN_CTX *ctx;
97 unsigned char seed_buf[20];
98 DSA *dsa;
99 int counter,h;
100 BIO *bio_err=NULL;
101
102 if (bio_err == NULL)
103 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
104
105 memcpy(seed_buf,seed,20);
106 dsa=DSA_generate_parameters(1024,seed,20,&counter,&h,cb,bio_err);
107
108 if (dsa == NULL)
109 DSA_print(bio_err,dsa,0);
110 }
111
112