1 /*
2 * Copyright 2006-2021 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (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 #include <stdio.h>
11 #include "internal/cryptlib.h"
12 #include <openssl/evp.h>
13 #include <openssl/dsa.h>
14
15 #ifndef OPENSSL_NO_STDIO
DSA_print_fp(FILE * fp,const DSA * x,int off)16 int DSA_print_fp(FILE *fp, const DSA *x, int off)
17 {
18 BIO *b;
19 int ret;
20
21 if ((b = BIO_new(BIO_s_file())) == NULL) {
22 DSAerr(DSA_F_DSA_PRINT_FP, ERR_R_BUF_LIB);
23 return 0;
24 }
25 BIO_set_fp(b, fp, BIO_NOCLOSE);
26 ret = DSA_print(b, x, off);
27 BIO_free(b);
28 return ret;
29 }
30
DSAparams_print_fp(FILE * fp,const DSA * x)31 int DSAparams_print_fp(FILE *fp, const DSA *x)
32 {
33 BIO *b;
34 int ret;
35
36 if ((b = BIO_new(BIO_s_file())) == NULL) {
37 DSAerr(DSA_F_DSAPARAMS_PRINT_FP, ERR_R_BUF_LIB);
38 return 0;
39 }
40 BIO_set_fp(b, fp, BIO_NOCLOSE);
41 ret = DSAparams_print(b, x);
42 BIO_free(b);
43 return ret;
44 }
45 #endif
46
DSA_print(BIO * bp,const DSA * x,int off)47 int DSA_print(BIO *bp, const DSA *x, int off)
48 {
49 EVP_PKEY *pk;
50 int ret;
51 pk = EVP_PKEY_new();
52 if (pk == NULL)
53 return 0;
54 ret = EVP_PKEY_set1_DSA(pk, (DSA *)x);
55 if (ret)
56 ret = EVP_PKEY_print_private(bp, pk, off, NULL);
57 EVP_PKEY_free(pk);
58 return ret;
59 }
60
DSAparams_print(BIO * bp,const DSA * x)61 int DSAparams_print(BIO *bp, const DSA *x)
62 {
63 EVP_PKEY *pk;
64 int ret;
65 pk = EVP_PKEY_new();
66 if (pk == NULL)
67 return 0;
68 ret = EVP_PKEY_set1_DSA(pk, (DSA *)x);
69 if (ret)
70 ret = EVP_PKEY_print_params(bp, pk, 4, NULL);
71 EVP_PKEY_free(pk);
72 return ret;
73 }
74