xref: /openssl/crypto/bn/bn_depr.c (revision 38fc02a7)
1 /*
2  * Copyright 2002-2021 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 /*
11  * Support for deprecated functions goes here - static linkage will only
12  * slurp this code if applications are using them directly.
13  */
14 
15 #include <openssl/opensslconf.h>
16 
17 #include <stdio.h>
18 #include <time.h>
19 #include "internal/cryptlib.h"
20 #include "bn_local.h"
21 
BN_generate_prime(BIGNUM * ret,int bits,int safe,const BIGNUM * add,const BIGNUM * rem,void (* callback)(int,int,void *),void * cb_arg)22 BIGNUM *BN_generate_prime(BIGNUM *ret, int bits, int safe,
23                           const BIGNUM *add, const BIGNUM *rem,
24                           void (*callback) (int, int, void *), void *cb_arg)
25 {
26     BN_GENCB cb;
27     BIGNUM *rnd = NULL;
28 
29     BN_GENCB_set_old(&cb, callback, cb_arg);
30 
31     if (ret == NULL) {
32         if ((rnd = BN_new()) == NULL)
33             goto err;
34     } else
35         rnd = ret;
36     if (!BN_generate_prime_ex(rnd, bits, safe, add, rem, &cb))
37         goto err;
38 
39     /* we have a prime :-) */
40     return rnd;
41  err:
42     BN_free(rnd);
43     return NULL;
44 }
45 
BN_is_prime(const BIGNUM * a,int checks,void (* callback)(int,int,void *),BN_CTX * ctx_passed,void * cb_arg)46 int BN_is_prime(const BIGNUM *a, int checks,
47                 void (*callback) (int, int, void *), BN_CTX *ctx_passed,
48                 void *cb_arg)
49 {
50     BN_GENCB cb;
51     BN_GENCB_set_old(&cb, callback, cb_arg);
52     return ossl_bn_check_prime(a, checks, ctx_passed, 0, &cb);
53 }
54 
BN_is_prime_fasttest(const BIGNUM * a,int checks,void (* callback)(int,int,void *),BN_CTX * ctx_passed,void * cb_arg,int do_trial_division)55 int BN_is_prime_fasttest(const BIGNUM *a, int checks,
56                          void (*callback) (int, int, void *),
57                          BN_CTX *ctx_passed, void *cb_arg,
58                          int do_trial_division)
59 {
60     BN_GENCB cb;
61     BN_GENCB_set_old(&cb, callback, cb_arg);
62     return ossl_bn_check_prime(a, checks, ctx_passed, do_trial_division, &cb);
63 }
64