dsa_prn.c
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/*
* Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include "internal/cryptlib.h"
#include <openssl/evp.h>
#include <openssl/dsa.h>
#ifndef OPENSSL_NO_STDIO
int DSA_print_fp(FILE *fp, const DSA *x, int off)
{
BIO *b;
int ret;
if ((b = BIO_new(BIO_s_file())) == NULL) {
DSAerr(DSA_F_DSA_PRINT_FP, ERR_R_BUF_LIB);
return 0;
}
BIO_set_fp(b, fp, BIO_NOCLOSE);
ret = DSA_print(b, x, off);
BIO_free(b);
return ret;
}
int DSAparams_print_fp(FILE *fp, const DSA *x)
{
BIO *b;
int ret;
if ((b = BIO_new(BIO_s_file())) == NULL) {
DSAerr(DSA_F_DSAPARAMS_PRINT_FP, ERR_R_BUF_LIB);
return 0;
}
BIO_set_fp(b, fp, BIO_NOCLOSE);
ret = DSAparams_print(b, x);
BIO_free(b);
return ret;
}
#endif
int DSA_print(BIO *bp, const DSA *x, int off)
{
EVP_PKEY *pk;
int ret;
pk = EVP_PKEY_new();
if (pk == NULL || !EVP_PKEY_set1_DSA(pk, (DSA *)x))
return 0;
ret = EVP_PKEY_print_private(bp, pk, off, NULL);
EVP_PKEY_free(pk);
return ret;
}
int DSAparams_print(BIO *bp, const DSA *x)
{
EVP_PKEY *pk;
int ret;
pk = EVP_PKEY_new();
if (pk == NULL || !EVP_PKEY_set1_DSA(pk, (DSA *)x))
return 0;
ret = EVP_PKEY_print_params(bp, pk, 4, NULL);
EVP_PKEY_free(pk);
return ret;
}