xref: /openssl/crypto/dsa/dsa_depr.c (revision f5afac4b)
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  * This file contains deprecated function(s) that are now wrappers to the new
12  * version(s).
13  */
14 
15 /*
16  * DSA low level APIs are deprecated for public use, but still ok for
17  * internal use.
18  */
19 #include "internal/deprecated.h"
20 
21 #include <openssl/opensslconf.h>
22 
23 #include <stdio.h>
24 #include <time.h>
25 #include "internal/cryptlib.h"
26 #include <openssl/evp.h>
27 #include <openssl/bn.h>
28 #include <openssl/dsa.h>
29 #include <openssl/sha.h>
30 
DSA_generate_parameters(int bits,unsigned char * seed_in,int seed_len,int * counter_ret,unsigned long * h_ret,void (* callback)(int,int,void *),void * cb_arg)31 DSA *DSA_generate_parameters(int bits,
32                              unsigned char *seed_in, int seed_len,
33                              int *counter_ret, unsigned long *h_ret,
34                              void (*callback) (int, int, void *),
35                              void *cb_arg)
36 {
37     BN_GENCB *cb;
38     DSA *ret;
39 
40     if ((ret = DSA_new()) == NULL)
41         return NULL;
42     cb = BN_GENCB_new();
43     if (cb == NULL)
44         goto err;
45 
46     BN_GENCB_set_old(cb, callback, cb_arg);
47 
48     if (DSA_generate_parameters_ex(ret, bits, seed_in, seed_len,
49                                    counter_ret, h_ret, cb)) {
50         BN_GENCB_free(cb);
51         return ret;
52     }
53     BN_GENCB_free(cb);
54 err:
55     DSA_free(ret);
56     return NULL;
57 }
58