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e9224c71 GT |
1 | /* ==================================================================== |
2 | * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved. | |
3 | * | |
4 | * Redistribution and use in source and binary forms, with or without | |
5 | * modification, are permitted provided that the following conditions | |
6 | * are met: | |
7 | * | |
8 | * 1. Redistributions of source code must retain the above copyright | |
0f113f3e | 9 | * notice, this list of conditions and the following disclaimer. |
e9224c71 GT |
10 | * |
11 | * 2. Redistributions in binary form must reproduce the above copyright | |
12 | * notice, this list of conditions and the following disclaimer in | |
13 | * the documentation and/or other materials provided with the | |
14 | * distribution. | |
15 | * | |
16 | * 3. All advertising materials mentioning features or use of this | |
17 | * software must display the following acknowledgment: | |
18 | * "This product includes software developed by the OpenSSL Project | |
19 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | |
20 | * | |
21 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
22 | * endorse or promote products derived from this software without | |
23 | * prior written permission. For written permission, please contact | |
24 | * openssl-core@openssl.org. | |
25 | * | |
26 | * 5. Products derived from this software may not be called "OpenSSL" | |
27 | * nor may "OpenSSL" appear in their names without prior written | |
28 | * permission of the OpenSSL Project. | |
29 | * | |
30 | * 6. Redistributions of any form whatsoever must retain the following | |
31 | * acknowledgment: | |
32 | * "This product includes software developed by the OpenSSL Project | |
33 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | |
34 | * | |
35 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
36 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
37 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
38 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
39 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
40 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
41 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
42 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
43 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
44 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
45 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
46 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
47 | * ==================================================================== | |
48 | * | |
49 | * This product includes cryptographic software written by Eric Young | |
50 | * (eay@cryptsoft.com). This product includes software written by Tim | |
51 | * Hudson (tjh@cryptsoft.com). | |
52 | * | |
53 | */ | |
54 | ||
0f113f3e MC |
55 | /* |
56 | * Support for deprecated functions goes here - static linkage will only | |
57 | * slurp this code if applications are using them directly. | |
58 | */ | |
e9224c71 GT |
59 | |
60 | #include <stdio.h> | |
61 | #include <time.h> | |
b39fc560 | 62 | #include "internal/cryptlib.h" |
e9224c71 | 63 | #include "bn_lcl.h" |
98186eb4 | 64 | #include <openssl/opensslconf.h> |
e9224c71 GT |
65 | #include <openssl/rand.h> |
66 | ||
0f113f3e | 67 | static void *dummy = &dummy; |
9d473aa2 | 68 | |
98186eb4 | 69 | #if OPENSSL_API_COMPAT < 0x00908000L |
e9224c71 | 70 | BIGNUM *BN_generate_prime(BIGNUM *ret, int bits, int safe, |
0f113f3e MC |
71 | const BIGNUM *add, const BIGNUM *rem, |
72 | void (*callback) (int, int, void *), void *cb_arg) | |
73 | { | |
74 | BN_GENCB cb; | |
75 | BIGNUM *rnd = NULL; | |
e9224c71 | 76 | |
0f113f3e | 77 | BN_GENCB_set_old(&cb, callback, cb_arg); |
e9224c71 | 78 | |
0f113f3e MC |
79 | if (ret == NULL) { |
80 | if ((rnd = BN_new()) == NULL) | |
81 | goto err; | |
82 | } else | |
83 | rnd = ret; | |
84 | if (!BN_generate_prime_ex(rnd, bits, safe, add, rem, &cb)) | |
85 | goto err; | |
e9224c71 | 86 | |
0f113f3e | 87 | /* we have a prime :-) */ |
23a1d5e9 | 88 | return ret; |
0f113f3e | 89 | err: |
23a1d5e9 RS |
90 | BN_free(rnd); |
91 | return NULL; | |
0f113f3e | 92 | } |
e9224c71 | 93 | |
0f113f3e MC |
94 | int BN_is_prime(const BIGNUM *a, int checks, |
95 | void (*callback) (int, int, void *), BN_CTX *ctx_passed, | |
96 | void *cb_arg) | |
97 | { | |
98 | BN_GENCB cb; | |
99 | BN_GENCB_set_old(&cb, callback, cb_arg); | |
100 | return BN_is_prime_ex(a, checks, ctx_passed, &cb); | |
101 | } | |
e9224c71 GT |
102 | |
103 | int BN_is_prime_fasttest(const BIGNUM *a, int checks, | |
0f113f3e MC |
104 | void (*callback) (int, int, void *), |
105 | BN_CTX *ctx_passed, void *cb_arg, | |
106 | int do_trial_division) | |
107 | { | |
108 | BN_GENCB cb; | |
109 | BN_GENCB_set_old(&cb, callback, cb_arg); | |
110 | return BN_is_prime_fasttest_ex(a, checks, ctx_passed, | |
111 | do_trial_division, &cb); | |
112 | } | |
9d473aa2 | 113 | #endif |